/* roulang page: index */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
        }
        h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
        }
        h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
        }
        h3 {
            font-size: clamp(1.1rem, 2vw, 1.5rem);
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
        }
        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }
        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        nav a {
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }
        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }
        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }
        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }
        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        @media (max-width: 1024px) {
            nav {
                gap: 2px;
            }
            nav a {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 16px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                display: none;
                z-index: 999;
            }
            nav.open {
                display: flex;
            }
            nav a {
                width: 100%;
                text-align: center;
                padding: 14px;
                border-radius: var(--radius-md);
                font-size: 1rem;
            }
            .nav-cta {
                margin-top: 8px;
            }
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            padding: 70px 0 80px;
            background: linear-gradient(180deg, #0d0d18 0%, #0a0a0f 40%, #0e0e1a 100%);
            overflow: hidden;
            min-height: 620px;
            display: flex;
            align-items: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -20%;
            width: 80%;
            height: 180%;
            background: radial-gradient(ellipse at center, rgba(224, 64, 251, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -15%;
            width: 60%;
            height: 140%;
            background: radial-gradient(ellipse at center, rgba(0, 229, 255, 0.05) 0%, transparent 65%);
            pointer-events: none;
        }
        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(224, 64, 251, 0.12);
            border: 1px solid rgba(224, 64, 251, 0.3);
            padding: 8px 18px;
            border-radius: 25px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--accent);
            width: fit-content;
            letter-spacing: 0.04em;
            animation: pulse-badge 2.5s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 8px rgba(224, 64, 251, 0.2);
            }
            50% {
                box-shadow: 0 0 22px rgba(224, 64, 251, 0.45);
            }
        }
        .hero-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #00ff88;
            box-shadow: 0 0 10px #00ff88;
            animation: blink-dot 1.5s ease-in-out infinite;
        }
        @keyframes blink-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .hero h1 {
            color: #fff;
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            font-weight: 900;
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .hero h1 span {
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            color: var(--text-secondary);
            font-size: 1.08rem;
            line-height: 1.75;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            box-shadow: 0 0 24px rgba(224, 64, 251, 0.35);
        }
        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(224, 64, 251, 0.55);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--border-light);
            color: #fff;
        }
        .btn-outline:hover {
            border-color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.2);
            transform: translateY(-2px);
        }
        .btn-gold {
            background: linear-gradient(135deg, #ffb300, #ff8f00);
            color: #1a1a1a;
            box-shadow: 0 0 24px rgba(255, 179, 0, 0.35);
            font-weight: 800;
        }
        .btn-gold:hover {
            box-shadow: 0 0 40px rgba(255, 179, 0, 0.55);
            transform: translateY(-2px);
            color: #1a1a1a;
        }
        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 20px;
            align-items: center;
        }
        .progress-ring-wrap {
            position: relative;
            width: 200px;
            height: 200px;
            flex-shrink: 0;
        }
        .progress-ring {
            transform: rotate(-90deg);
            width: 200px;
            height: 200px;
        }
        .progress-ring .bg-circle {
            fill: none;
            stroke: var(--border-light);
            stroke-width: 10;
        }
        .progress-ring .fg-circle {
            fill: none;
            stroke: url(#grad-progress);
            stroke-width: 10;
            stroke-linecap: round;
            stroke-dasharray: 565.48;
            stroke-dashoffset: 130;
            transition: stroke-dashoffset 1.5s ease;
            filter: drop-shadow(0 0 10px rgba(224, 64, 251, 0.5));
        }
        .progress-center {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
        }
        .progress-center .pct {
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            line-height: 1;
        }
        .progress-center .pct-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        .tier-cards {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .tier-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            text-align: center;
            min-width: 100px;
            transition: all var(--transition);
            cursor: pointer;
        }
        .tier-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }
        .tier-card.featured {
            border-color: var(--gold);
            box-shadow: var(--shadow-glow-gold);
            background: rgba(255, 179, 0, 0.06);
        }
        .tier-card .tier-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
        }
        .tier-card .tier-bonus {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin-top: 4px;
        }
        .tier-card .tier-icon {
            font-size: 1.5rem;
            margin-bottom: 6px;
        }
        @media (max-width: 768px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 36px;
                text-align: center;
            }
            .hero-left {
                align-items: center;
            }
            .hero-desc {
                max-width: 100%;
            }
            .hero-cta-group {
                justify-content: center;
            }
            .hero {
                padding: 40px 0 50px;
                min-height: auto;
            }
            .progress-ring-wrap {
                width: 150px;
                height: 150px;
            }
            .progress-ring {
                width: 150px;
                height: 150px;
            }
            .progress-ring .fg-circle {
                stroke-dasharray: 424;
                stroke-dashoffset: 98;
            }
            .progress-center .pct {
                font-size: 2rem;
            }
        }

        /* ========== SECTIONS ========== */
        section {
            padding: 70px 0;
        }
        @media (max-width: 768px) {
            section {
                padding: 44px 0;
            }
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            color: #fff;
            margin-bottom: 12px;
        }
        .section-header .subtitle {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 10px;
            padding: 4px 14px;
            background: rgba(224, 64, 251, 0.08);
            border-radius: 20px;
        }

        /* ========== CATEGORY ENTRY ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 900px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
        }
        .cat-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 24px;
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .cat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent2));
            opacity: 0;
            transition: opacity var(--transition);
        }
        .cat-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }
        .cat-card:hover::before {
            opacity: 1;
        }
        .cat-card .cat-icon {
            font-size: 2.5rem;
            margin-bottom: 14px;
            display: block;
        }
        .cat-card h3 {
            color: #fff;
            margin-bottom: 8px;
            font-size: 1.2rem;
        }
        .cat-card p {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.5;
        }
        .cat-card .cat-link {
            display: inline-block;
            margin-top: 12px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .cat-card:hover .cat-link {
            color: var(--accent2);
        }

        /* ========== RESOURCE LIST ========== */
        .resource-list-section {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            margin: 0 auto;
            max-width: var(--max-width);
            border: 1px solid var(--border);
        }
        @media (max-width: 768px) {
            .resource-list-section {
                padding: 28px 16px;
                border-radius: var(--radius-lg);
            }
        }
        .resource-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        @media (max-width: 600px) {
            .resource-list {
                grid-template-columns: 1fr;
            }
        }
        .resource-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: var(--bg-dark);
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .resource-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .resource-item .r-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            background: rgba(224, 64, 251, 0.1);
        }
        .resource-item .r-info h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 2px;
        }
        .resource-item .r-info p {
            color: var(--text-weak);
            font-size: 0.82rem;
        }
        .resource-item .r-badge {
            margin-left: auto;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 15px;
            font-weight: 600;
            background: rgba(0, 229, 255, 0.1);
            color: var(--accent2);
            white-space: nowrap;
        }

        /* ========== NEWS SECTION ========== */
        .news-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 28px;
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-item .news-date {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin-bottom: 4px;
            font-family: var(--font-mono);
            letter-spacing: 0.04em;
        }
        .news-item h4 {
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 6px;
            transition: color var(--transition);
        }
        .news-item:hover h4 {
            color: var(--accent);
        }
        .news-item .news-excerpt {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .news-item .read-more {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent);
            transition: all var(--transition);
        }
        .news-item .read-more:hover {
            color: var(--accent2);
        }
        .news-sidebar {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            height: fit-content;
            position: sticky;
            top: 90px;
        }
        .news-sidebar h3 {
            color: #fff;
            margin-bottom: 16px;
            font-size: 1.1rem;
        }
        .news-sidebar .hot-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: color var(--transition);
            cursor: pointer;
        }
        .news-sidebar .hot-item:hover {
            color: var(--accent);
        }
        .news-sidebar .hot-item:last-child {
            border-bottom: none;
        }
        .news-sidebar .hot-rank {
            display: inline-block;
            width: 22px;
            height: 22px;
            text-align: center;
            line-height: 22px;
            border-radius: 50%;
            font-size: 0.75rem;
            font-weight: 700;
            margin-right: 8px;
            background: rgba(224, 64, 251, 0.15);
            color: var(--accent);
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro {
            background: linear-gradient(180deg, #0e0e1c 0%, #0a0a0f 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            text-align: center;
        }
        .brand-intro .brand-text {
            max-width: 750px;
            margin: 0 auto;
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }
        .brand-intro .brand-highlight {
            color: var(--accent);
            font-weight: 700;
        }

        /* ========== PLATFORM GUARANTEE ========== */
        .badge-list {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }
        .badge-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 22px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            transition: all var(--transition);
        }
        .badge-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .badge-item .badge-icon {
            font-size: 1.2rem;
            color: #00ff88;
        }

        /* ========== HOT TOPICS ========== */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .topic-tag {
            padding: 10px 20px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--bg-card);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition);
            cursor: pointer;
        }
        .topic-tag:hover {
            border-color: var(--accent);
            color: #fff;
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.2);
            transform: translateY(-2px);
        }
        .topic-tag.hot {
            border-color: var(--gold);
            color: var(--gold);
            background: rgba(255, 179, 0, 0.06);
        }

        /* ========== CHANGELOG ========== */
        .changelog-list {
            max-width: 700px;
            margin: 0 auto;
        }
        .changelog-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
        }
        .changelog-item .cl-version {
            font-weight: 800;
            font-size: 0.9rem;
            color: var(--accent);
            min-width: 70px;
            flex-shrink: 0;
            font-family: var(--font-mono);
            letter-spacing: 0.04em;
        }
        .changelog-item .cl-content h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 4px;
        }
        .changelog-item .cl-content p {
            color: var(--text-weak);
            font-size: 0.88rem;
            line-height: 1.5;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        @media (max-width: 600px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }
        .testimonial-card .stars {
            color: #ffb300;
            margin-bottom: 10px;
            font-size: 0.9rem;
            letter-spacing: 2px;
        }
        .testimonial-card .t-text {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .t-author {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }
        .testimonial-card .t-meta {
            color: var(--text-weak);
            font-size: 0.8rem;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 20px 0;
            cursor: pointer;
            transition: all var(--transition);
        }
        .faq-item:hover {
            padding-left: 6px;
        }
        .faq-item .faq-q {
            font-weight: 700;
            font-size: 1.05rem;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-item .faq-q .faq-arrow {
            transition: transform var(--transition);
            font-size: 0.8rem;
            color: var(--accent);
        }
        .faq-item.open .faq-q .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-top: 10px;
            display: none;
            padding-left: 28px;
        }
        .faq-item.open .faq-a {
            display: block;
        }

        /* ========== PARTNERS ========== */
        .partner-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            justify-content: center;
            align-items: center;
        }
        .partner-logo {
            padding: 16px 24px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-weight: 700;
            color: var(--text-weak);
            font-size: 0.9rem;
            transition: all var(--transition);
            letter-spacing: 0.04em;
        }
        .partner-logo:hover {
            border-color: var(--accent);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            text-align: center;
            background: linear-gradient(180deg, #0e0e1c 0%, #111122 100%);
            border-radius: var(--radius-xl);
            padding: 56px 32px;
            margin: 0 auto;
            max-width: var(--max-width);
            border: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }
        .cta-section h2 {
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: var(--text-secondary);
            margin-bottom: 24px;
            font-size: 1.05rem;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FIXED BOTTOM CTA ========== */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(13, 13, 21, 0.95);
            border-top: 1px solid var(--border);
            padding: 14px 20px;
            z-index: 998;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
        }
        .fixed-bottom-cta .cta-text {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
        }
        .fixed-bottom-cta .cta-highlight {
            color: var(--gold);
            font-weight: 800;
        }
        @media (max-width: 520px) {
            .fixed-bottom-cta {
                flex-direction: column;
                gap: 10px;
                padding: 12px 16px;
            }
        }

        /* ========== FOOTER ========== */
        footer {
            background: #06060d;
            border-top: 1px solid var(--border);
            padding: 48px 0 100px;
            color: var(--text-weak);
            font-size: 0.88rem;
            line-height: 1.8;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        @media (max-width: 768px) {
            footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            footer .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
        }
        footer .footer-desc {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.6;
        }
        footer h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 12px;
            font-weight: 700;
        }
        footer ul li {
            margin-bottom: 6px;
        }
        footer ul li a {
            color: var(--text-weak);
            font-size: 0.85rem;
            transition: color var(--transition);
        }
        footer ul li a:hover {
            color: var(--accent);
        }
        footer .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
        }
        footer .footer-bottom a {
            color: var(--text-weak);
            margin: 0 4px;
        }
        footer .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== UTILS ========== */
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mt-40 {
            margin-top: 40px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .text-center {
            text-align: center;
        }

        /* ========== DATA METRICS ========== */
        .metrics-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
        }
        .metric-card {
            text-align: center;
            padding: 24px 32px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            min-width: 140px;
            transition: all var(--transition);
        }
        .metric-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .metric-card .metric-num {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            line-height: 1;
        }
        .metric-card .metric-label {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-top: 6px;
        }

        /* ========== SCROLLBAR ========== */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border-light);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--accent);
        }

        /* ========== RESPONSIVE FINE-TUNING ========== */
        @media (max-width: 520px) {
            .btn {
                padding: 12px 20px;
                font-size: 0.9rem;
            }
            .tier-cards {
                gap: 8px;
            }
            .tier-card {
                min-width: 80px;
                padding: 12px 14px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
            --sticky-bar-height: 64px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
            padding-bottom: var(--sticky-bar-height);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        ul {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== HEADER & NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
            flex-shrink: 0;
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        nav a {
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition);
            z-index: 1001;
        }

        .mobile-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO SECTION ========== */
        .hero {
            position: relative;
            padding: 70px 0 80px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(224, 64, 251, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 40%, rgba(0, 229, 255, 0.08) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(255, 179, 0, 0.06) 0%, transparent 50%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, #fff 0%, #e0d0f0 40%, var(--accent2) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-content .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .hero-reward-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 179, 0, 0.12);
            border: 1px solid rgba(255, 179, 0, 0.3);
            border-radius: 30px;
            padding: 8px 20px;
            font-weight: 700;
            color: var(--gold);
            font-size: 0.95rem;
            margin-bottom: 20px;
            box-shadow: 0 0 18px rgba(255, 179, 0, 0.15);
        }

        .hero-reward-badge i {
            font-size: 1.1rem;
        }

        .invite-progress-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-md);
        }

        .invite-progress-wrap .progress-label {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
        }

        .invite-progress-wrap .progress-label span:last-child {
            color: var(--accent2);
            font-weight: 700;
        }

        .progress-bar-track {
            width: 100%;
            height: 10px;
            background: var(--border);
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 10px;
        }

        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent), var(--accent2));
            border-radius: 10px;
            transition: width 0.6s ease;
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.4);
            width: 65%;
        }

        .progress-milestones {
            display: flex;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-weak);
        }

        .progress-milestones span.reached {
            color: var(--accent2);
            font-weight: 700;
        }

        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            box-shadow: 0 0 24px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(224, 64, 251, 0.6);
            transform: translateY(-2px);
            color: #fff;
            background: linear-gradient(135deg, var(--accent-glow), var(--accent));
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            background: transparent;
            color: #fff;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.25);
            color: #fff;
            background: rgba(224, 64, 251, 0.06);
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            color: #1a1a1a;
            box-shadow: 0 0 24px rgba(255, 179, 0, 0.4);
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .btn-gold:hover {
            box-shadow: 0 0 40px rgba(255, 179, 0, 0.6);
            transform: translateY(-2px);
            color: #1a1a1a;
        }

        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .hero-visual-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 32px;
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            text-align: center;
            width: 100%;
            max-width: 420px;
        }

        .hero-visual-card .reward-icon {
            font-size: 3.5rem;
            margin-bottom: 16px;
            filter: drop-shadow(0 0 20px rgba(255, 179, 0, 0.5));
        }

        .hero-visual-card .reward-amount {
            font-size: 3rem;
            font-weight: 900;
            color: var(--gold);
            letter-spacing: 0.04em;
            text-shadow: 0 0 30px rgba(255, 179, 0, 0.5);
            line-height: 1;
            margin-bottom: 8px;
        }

        .hero-visual-card .reward-label {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .hero-visual-card .reward-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
            text-align: left;
            margin-bottom: 20px;
        }

        .hero-visual-card .reward-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            padding: 6px 0;
        }

        .hero-visual-card .reward-list li i {
            color: var(--gold);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            color: #fff;
        }

        .section-header .section-subtitle {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 600px;
            margin: 0 auto;
        }

        .section-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
            background: rgba(224, 64, 251, 0.1);
            color: var(--accent);
            border: 1px solid rgba(224, 64, 251, 0.2);
        }

        /* ========== BENEFIT CARDS ========== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .benefit-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent2));
            opacity: 0;
            transition: opacity var(--transition);
        }

        .benefit-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            box-shadow: var(--shadow-md), var(--shadow-glow);
            transform: translateY(-4px);
        }

        .benefit-card:hover::before {
            opacity: 1;
        }

        .benefit-card .card-icon {
            width: 54px;
            height: 54px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 18px;
            background: rgba(224, 64, 251, 0.1);
            color: var(--accent);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.2);
        }

        .benefit-card:nth-child(2) .card-icon {
            background: rgba(0, 229, 255, 0.1);
            color: var(--accent2);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
        }

        .benefit-card:nth-child(3) .card-icon {
            background: rgba(255, 179, 0, 0.1);
            color: var(--gold);
            box-shadow: 0 0 16px rgba(255, 179, 0, 0.2);
        }

        .benefit-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .benefit-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .benefit-card .card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 700;
            margin-top: 14px;
            background: rgba(224, 64, 251, 0.08);
            color: var(--accent);
            border: 1px solid rgba(224, 64, 251, 0.2);
        }

        /* ========== SCENE DEMO SECTION ========== */
        .scene-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .scene-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            position: relative;
        }

        .scene-image-wrap img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }

        .scene-image-wrap:hover img {
            transform: scale(1.03);
        }

        .scene-image-wrap .scene-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(0, 0, 0, 0.75);
            backdrop-filter: blur(8px);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent2);
            border: 1px solid rgba(0, 229, 255, 0.3);
            z-index: 2;
        }

        .scene-info h3 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 14px;
            color: #fff;
        }

        .scene-info p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-size: 0.98rem;
        }

        .scene-info .scene-features {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }

        .scene-info .scene-features li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.93rem;
            color: var(--text-secondary);
        }

        .scene-info .scene-features li i {
            color: var(--accent2);
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ========== STATS SECTION ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md), var(--shadow-glow);
            border-color: var(--border-light);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-weak);
            font-weight: 500;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            background: var(--bg-card-hover);
        }

        .testimonial-card .stars {
            color: var(--gold);
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-card .quote {
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.6;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .user-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .user-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-card .user-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: #fff;
        }

        .testimonial-card .user-tag {
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        /* ========== RULES SECTION ========== */
        .rules-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .rules-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .rule-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: var(--bg-dark);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: all var(--transition);
        }

        .rule-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .rule-item .rule-num {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(224, 64, 251, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--accent);
            flex-shrink: 0;
            border: 1px solid rgba(224, 64, 251, 0.25);
        }

        .rule-item .rule-content h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .rule-item .rule-content p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ========== TIMELINE ========== */
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 40px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--accent), var(--accent2), var(--gold));
            border-radius: 2px;
            opacity: 0.5;
        }

        .timeline-item {
            position: relative;
            padding: 24px 0;
            padding-left: 32px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 30px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 14px rgba(224, 64, 251, 0.5);
            border: 2px solid var(--bg-dark);
            z-index: 2;
        }

        .timeline-item:nth-child(even)::before {
            background: var(--accent2);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.5);
        }

        .timeline-item .time-label {
            font-size: 0.8rem;
            color: var(--accent2);
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .timeline-item p {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 20px 24px;
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question i {
            transition: transform var(--transition);
            font-size: 0.85rem;
            color: var(--text-weak);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            text-align: center;
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(224, 64, 251, 0.08) 0%, transparent 70%);
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 900;
            margin-bottom: 14px;
            color: #fff;
            letter-spacing: 0.03em;
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== STICKY BOTTOM BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 10px 0;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
            display: flex;
            align-items: center;
            height: var(--sticky-bar-height);
        }

        .sticky-bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sticky-bottom-bar .bar-info {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 600;
        }

        .sticky-bottom-bar .bar-info .pulse-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent2);
            animation: pulse 1.5s infinite;
            flex-shrink: 0;
        }

        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(0, 229, 255, 0);
            }
        }

        .sticky-bottom-bar .btn-gold-sm {
            padding: 10px 24px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            color: #1a1a1a;
            box-shadow: 0 0 18px rgba(255, 179, 0, 0.35);
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .sticky-bottom-bar .btn-gold-sm:hover {
            box-shadow: 0 0 28px rgba(255, 179, 0, 0.55);
            transform: translateY(-1px);
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.6;
        }

        footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        footer ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        footer ul li a {
            font-size: 0.88rem;
            color: var(--text-weak);
            transition: color var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.82rem;
            color: var(--text-weak);
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .hero {
                padding: 40px 0 50px;
                min-height: auto;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .hero-visual-card {
                padding: 22px;
            }
            .hero-visual-card .reward-amount {
                font-size: 2.2rem;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section {
                padding: 44px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .sticky-bottom-bar .container {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .sticky-bottom-bar .bar-info {
                font-size: 0.8rem;
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
            .timeline-list {
                padding-left: 28px;
            }
            .timeline-list::before {
                left: 12px;
            }
            .timeline-item {
                padding-left: 22px;
            }
            .timeline-item::before {
                left: -20px;
                width: 10px;
                height: 10px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 24px;
                gap: 4px;
                transform: translateX(100%);
                transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
                z-index: 999;
                overflow-y: auto;
                align-items: stretch;
            }
            nav.open {
                transform: translateX(0);
            }
            nav a {
                padding: 14px 18px;
                border-radius: var(--radius-md);
                font-size: 1rem;
                text-align: center;
            }
            nav a.active::after {
                display: none;
            }
            .nav-cta {
                margin-top: 8px;
                text-align: center;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-outline,
            .hero-buttons .btn-gold {
                width: 100%;
                justify-content: center;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .cta-buttons .btn-primary,
            .cta-buttons .btn-gold {
                width: 100%;
                max-width: 320px;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-visual-card .reward-amount {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 18px 12px;
            }
            .stat-card .stat-number {
                font-size: 1.5rem;
            }
            .invite-progress-wrap {
                padding: 16px;
            }
            .section-header h2 {
                font-size: 1.35rem;
            }
            .btn-primary,
            .btn-outline,
            .btn-gold {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .sticky-bottom-bar {
                height: auto;
                padding: 8px 0;
            }
            body {
                padding-bottom: 80px;
            }
        }

/* roulang page: category2 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
            padding-bottom: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
            flex-shrink: 0;
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        nav a {
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
            display: inline-block;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            background: transparent;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            border: none;
            padding: 8px;
            line-height: 1;
            transition: color var(--transition);
            flex-shrink: 0;
        }

        .mobile-toggle:hover {
            color: var(--accent);
        }

        @media (max-width: 1024px) {
            nav {
                gap: 2px;
            }
            nav a {
                padding: 8px 12px;
                font-size: 0.85rem;
                border-radius: 20px;
            }
            .nav-cta {
                padding: 8px 14px !important;
                font-size: 0.85rem !important;
            }
            .logo {
                font-size: 1.25rem;
            }
            .logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 16px 20px;
                gap: 8px;
                border-bottom: 2px solid var(--border);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
                z-index: 999;
                max-height: 70vh;
                overflow-y: auto;
            }
            nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            nav a {
                width: 100%;
                text-align: center;
                padding: 12px 18px;
                font-size: 1rem;
                border-radius: 25px;
            }
            .nav-cta {
                width: 100%;
                text-align: center;
                padding: 12px 18px !important;
                font-size: 1rem !important;
            }
            nav a.active::after {
                bottom: 2px;
                width: 30px;
            }
        }

        @media (max-width: 520px) {
            header {
                --nav-height: 60px;
            }
            .logo {
                font-size: 1.1rem;
            }
            .logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }
            nav a {
                padding: 10px 14px;
                font-size: 0.9rem;
            }
        }

        /* ========== HERO SECTION ========== */
        .section-hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: var(--bg-dark);
            padding: 60px 0;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.35;
            filter: brightness(0.6) saturate(1.2);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: radial-gradient(ellipse at center, rgba(10, 10, 15, 0.3) 0%, rgba(10, 10, 15, 0.85) 70%, rgba(10, 10, 15, 0.95) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 800px;
            padding: 0 28px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(224, 64, 251, 0.15);
            color: var(--accent);
            border: 1px solid rgba(224, 64, 251, 0.35);
            border-radius: 25px;
            padding: 6px 20px;
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
            animation: pulse-badge 2.5s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 12px rgba(224, 64, 251, 0.2);
            }
            50% {
                box-shadow: 0 0 28px rgba(224, 64, 251, 0.5);
            }
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
            text-shadow: 0 0 40px rgba(224, 64, 251, 0.3);
        }

        .hero-content h1 .accent-text {
            color: var(--accent);
            text-shadow: 0 0 30px rgba(224, 64, 251, 0.6);
        }

        .hero-content .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn-primary {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            padding: 14px 34px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            box-shadow: 0 0 24px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
            border: none;
        }

        .btn-primary:hover {
            box-shadow: 0 0 40px rgba(224, 64, 251, 0.6);
            transform: translateY(-2px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent));
            color: #fff;
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 14px 34px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.25);
            color: #fff;
            background: rgba(224, 64, 251, 0.06);
        }

        @media (max-width: 768px) {
            .section-hero {
                min-height: 460px;
                padding: 40px 0;
            }
            .hero-content h1 {
                font-size: 2.1rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 26px;
                font-size: 0.95rem;
                border-radius: 25px;
            }
            .hero-badge {
                font-size: 0.8rem;
                padding: 5px 16px;
            }
        }

        @media (max-width: 520px) {
            .section-hero {
                min-height: 380px;
                padding: 30px 0;
            }
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .hero-content .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
                gap: 12px;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                max-width: 280px;
                padding: 12px 20px;
                font-size: 0.9rem;
            }
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.88rem;
            }
        }

        /* ========== HIGHLIGHTS CARDS ========== */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .highlight-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .highlight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .highlight-card:hover {
            border-color: rgba(224, 64, 251, 0.4);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }

        .highlight-card:hover::before {
            opacity: 1;
        }

        .highlight-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(224, 64, 251, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.6rem;
            color: var(--accent);
            transition: all var(--transition);
        }

        .highlight-card:hover .highlight-icon {
            background: rgba(224, 64, 251, 0.2);
            box-shadow: 0 0 24px rgba(224, 64, 251, 0.3);
            transform: scale(1.08);
        }

        .highlight-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .highlight-card p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .highlight-card {
                padding: 24px 18px;
            }
            .highlight-icon {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
            .highlight-card h3 {
                font-size: 1.05rem;
            }
        }

        @media (max-width: 520px) {
            .highlights-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .highlight-card {
                padding: 20px 16px;
            }
        }

        /* ========== GAME TYPES GRID ========== */
        .game-types-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .game-type-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            cursor: pointer;
        }

        .game-type-card:hover {
            border-color: rgba(255, 179, 0, 0.5);
            box-shadow: var(--shadow-glow-gold);
            transform: translateY(-3px);
            background: var(--bg-card-hover);
        }

        .game-type-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-bottom: 2px solid var(--border);
            transition: border-color var(--transition);
        }

        .game-type-card:hover .game-type-card-img {
            border-bottom-color: rgba(255, 179, 0, 0.5);
        }

        .game-type-card-body {
            padding: 18px 16px;
        }

        .game-type-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .game-type-card-body .tag {
            display: inline-block;
            font-size: 0.78rem;
            background: rgba(255, 179, 0, 0.12);
            color: var(--gold);
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        @media (max-width: 1024px) {
            .game-types-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 520px) {
            .game-types-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .game-type-card-body {
                padding: 12px 10px;
            }
            .game-type-card-body h4 {
                font-size: 0.9rem;
            }
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: flex;
            gap: 0;
            align-items: stretch;
            position: relative;
            flex-wrap: nowrap;
            justify-content: center;
        }

        .process-step {
            flex: 1;
            min-width: 0;
            text-align: center;
            padding: 0 20px;
            position: relative;
        }

        .process-step::after {
            content: '';
            position: absolute;
            top: 40px;
            right: 0;
            width: calc(100% - 40px);
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--accent2));
            opacity: 0.3;
            z-index: 0;
            pointer-events: none;
        }

        .process-step:last-child::after {
            display: none;
        }

        .step-number {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 2px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent);
            margin: 0 auto 16px;
            position: relative;
            z-index: 1;
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }

        .process-step:hover .step-number {
            border-color: var(--accent);
            box-shadow: 0 0 28px rgba(224, 64, 251, 0.4);
            background: rgba(224, 64, 251, 0.08);
            transform: scale(1.06);
        }

        .process-step h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .process-step p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .process-steps {
                flex-wrap: wrap;
                gap: 20px;
            }
            .process-step {
                flex: 0 0 calc(50% - 10px);
                padding: 0 10px;
            }
            .process-step::after {
                display: none;
            }
            .step-number {
                width: 60px;
                height: 60px;
                font-size: 1.5rem;
            }
            .process-step h4 {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .process-step {
                flex: 0 0 100%;
            }
            .step-number {
                width: 52px;
                height: 52px;
                font-size: 1.3rem;
            }
        }

        /* ========== STATS COUNTER ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
            justify-content: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
        }

        .stat-item {
            flex: 1;
            min-width: 160px;
            text-align: center;
            padding: 36px 24px;
            border-right: 1px solid var(--border);
            transition: background var(--transition);
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-item:hover {
            background: rgba(224, 64, 251, 0.04);
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--accent);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 8px;
            text-shadow: 0 0 18px rgba(224, 64, 251, 0.3);
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        @media (max-width: 768px) {
            .stat-item {
                flex: 0 0 50%;
                padding: 24px 16px;
                border-bottom: 1px solid var(--border);
            }
            .stat-item:nth-child(even) {
                border-right: none;
            }
            .stat-item:nth-child(n+3) {
                border-bottom: none;
            }
            .stat-number {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 520px) {
            .stat-item {
                flex: 0 0 50%;
                padding: 18px 10px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .stat-label {
                font-size: 0.8rem;
            }
        }

        /* ========== SCENARIO BLOCK ========== */
        .scenario-block {
            display: flex;
            align-items: center;
            gap: 48px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 40px;
            transition: all var(--transition);
        }

        .scenario-block:hover {
            border-color: rgba(0, 229, 255, 0.3);
            box-shadow: 0 0 30px rgba(0, 229, 255, 0.1);
        }

        .scenario-image {
            flex: 0 0 45%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid var(--border);
        }

        .scenario-image img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .scenario-block:hover .scenario-image img {
            transform: scale(1.04);
        }

        .scenario-text {
            flex: 1;
        }

        .scenario-text h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .scenario-text p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .scenario-list {
            list-style: none;
            padding: 0;
        }

        .scenario-list li {
            padding: 8px 0;
            font-size: 0.93rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .scenario-list li i {
            color: var(--accent2);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        @media (max-width: 768px) {
            .scenario-block {
                flex-direction: column;
                padding: 24px;
                gap: 24px;
            }
            .scenario-image {
                flex: 0 0 auto;
                width: 100%;
            }
            .scenario-text h3 {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .scenario-block {
                padding: 16px;
                gap: 16px;
            }
            .scenario-text h3 {
                font-size: 1.15rem;
            }
            .scenario-text p {
                font-size: 0.88rem;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            position: absolute;
            top: 10px;
            left: 18px;
            font-size: 3rem;
            color: rgba(224, 64, 251, 0.2);
            line-height: 1;
            pointer-events: none;
            font-family: Georgia, serif;
        }

        .testimonial-card:hover {
            border-color: rgba(224, 64, 251, 0.35);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            background: var(--bg-card-hover);
        }

        .testimonial-card .quote {
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            padding-top: 12px;
            font-style: italic;
        }

        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .author-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .author-info .name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }

        .author-info .role {
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        @media (max-width: 768px) {
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .testimonial-card {
                padding: 20px 16px;
            }
        }

        @media (max-width: 520px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* ========== LEADERBOARD ========== */
        .leaderboard-table-wrap {
            overflow-x: auto;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 8px;
        }

        .leaderboard-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }

        .leaderboard-table th {
            text-align: left;
            padding: 14px 16px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-weak);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            border-bottom: 1px solid var(--border);
        }

        .leaderboard-table td {
            padding: 14px 16px;
            font-size: 0.93rem;
            color: var(--text-primary);
            border-bottom: 1px solid rgba(30, 30, 46, 0.5);
            transition: background var(--transition);
        }

        .leaderboard-table tbody tr {
            transition: all var(--transition);
        }

        .leaderboard-table tbody tr:hover {
            background: rgba(224, 64, 251, 0.04);
        }

        .leaderboard-table tbody tr:last-child td {
            border-bottom: none;
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 800;
            font-size: 0.85rem;
            letter-spacing: 0.02em;
        }

        .rank-1 {
            background: linear-gradient(135deg, #ffb300, #ff8f00);
            color: #1a1a1a;
            box-shadow: 0 0 14px rgba(255, 179, 0, 0.5);
        }
        .rank-2 {
            background: linear-gradient(135deg, #b0bec5, #78909c);
            color: #1a1a1a;
            box-shadow: 0 0 10px rgba(176, 190, 197, 0.4);
        }
        .rank-3 {
            background: linear-gradient(135deg, #bf8040, #8d5524);
            color: #fff;
            box-shadow: 0 0 10px rgba(191, 128, 64, 0.4);
        }

        @media (max-width: 520px) {
            .leaderboard-table th,
            .leaderboard-table td {
                padding: 10px 8px;
                font-size: 0.8rem;
            }
            .rank-badge {
                width: 26px;
                height: 26px;
                font-size: 0.75rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: rgba(224, 64, 251, 0.3);
        }

        .faq-question {
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            letter-spacing: 0.03em;
            transition: color var(--transition);
        }

        .faq-item:hover .faq-question {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--accent);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        @media (max-width: 520px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .faq-answer p {
                font-size: 0.85rem;
            }
        }

        /* ========== BOTTOM CTA ========== */
        .section-cta-bottom {
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.08), rgba(0, 229, 255, 0.05));
            border-top: 2px solid rgba(224, 64, 251, 0.2);
            border-bottom: 2px solid rgba(224, 64, 251, 0.2);
            padding: 56px 0;
            text-align: center;
        }

        .section-cta-bottom h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .section-cta-bottom p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-cta-bottom .btn-primary {
            font-size: 1.1rem;
            padding: 16px 40px;
            border-radius: 32px;
        }

        @media (max-width: 768px) {
            .section-cta-bottom {
                padding: 40px 0;
            }
            .section-cta-bottom h2 {
                font-size: 1.5rem;
            }
            .section-cta-bottom p {
                font-size: 0.95rem;
            }
            .section-cta-bottom .btn-primary {
                font-size: 1rem;
                padding: 14px 30px;
            }
        }

        /* ========== FIXED BOTTOM BAR (MOBILE) ========== */
        .fixed-bottom-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            background: var(--bg-nav);
            border-top: 2px solid rgba(224, 64, 251, 0.3);
            padding: 10px 16px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.6);
            justify-content: center;
            align-items: center;
            gap: 12px;
        }

        .fixed-bottom-bar .btn-primary {
            flex: 1;
            max-width: 320px;
            padding: 12px 24px;
            font-size: 0.95rem;
            border-radius: 25px;
            text-align: center;
        }

        @media (max-width: 768px) {
            .fixed-bottom-bar {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
        }

        /* ========== FOOTER ========== */
        footer {
            background: #08080f;
            border-top: 1px solid var(--border);
            padding: 48px 0 28px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        footer ul {
            list-style: none;
            padding: 0;
        }

        footer ul li {
            margin-bottom: 8px;
        }

        footer ul li a {
            font-size: 0.88rem;
            color: var(--text-weak);
            transition: color var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            footer {
                padding: 32px 0 20px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
            padding-bottom: 80px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        nav a {
            padding: 10px 16px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.93rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }

        .mobile-toggle:hover {
            background: rgba(224, 64, 251, 0.12);
        }

        /* ========== FLASH SALE BAR ========== */
        .flash-sale-bar {
            background: linear-gradient(90deg, #1a001f 0%, #0d0018 30%, #1a0028 60%, #0d0018 100%);
            border-bottom: 1px solid rgba(224, 64, 251, 0.3);
            padding: 14px 0;
            position: relative;
            overflow: hidden;
            z-index: 999;
        }

        .flash-sale-bar::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 200%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(224, 64, 251, 0.04), transparent);
            animation: flashScan 4s linear infinite;
        }

        @keyframes flashScan {
            0% {
                left: -100%;
            }
            100% {
                left: 100%;
            }
        }

        .flash-sale-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .flash-badge {
            background: linear-gradient(135deg, #ff1744, #d50000);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            animation: pulseBadge 1.5s ease-in-out infinite;
            white-space: nowrap;
            box-shadow: 0 0 20px rgba(255, 23, 68, 0.5);
        }

        @keyframes pulseBadge {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(255, 23, 68, 0.5);
            }
            50% {
                box-shadow: 0 0 36px rgba(255, 23, 68, 0.8), 0 0 50px rgba(255, 23, 68, 0.3);
            }
        }

        .flash-countdown {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-mono);
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
        }

        .flash-countdown .cd-block {
            background: rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 179, 0, 0.5);
            border-radius: 6px;
            padding: 6px 10px;
            min-width: 36px;
            text-align: center;
            color: var(--gold);
            font-size: 1.15rem;
            box-shadow: 0 0 12px rgba(255, 179, 0, 0.2);
        }

        .flash-countdown .cd-sep {
            color: var(--text-weak);
            font-size: 1rem;
        }

        .flash-cta-mini {
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            color: #1a1a1a;
            padding: 8px 20px;
            border-radius: 22px;
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition);
            box-shadow: 0 0 18px rgba(255, 179, 0, 0.35);
            letter-spacing: 0.04em;
        }

        .flash-cta-mini:hover {
            box-shadow: 0 0 30px rgba(255, 179, 0, 0.55);
            transform: translateY(-2px);
            color: #1a1a1a;
            background: linear-gradient(135deg, #ffc107, var(--gold));
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            padding: 70px 0 70px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            background-color: rgba(10, 10, 15, 0.82);
            min-height: 540px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(224, 64, 251, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 40%, rgba(0, 229, 255, 0.08) 0%, transparent 55%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1;
            min-width: 300px;
        }

        .hero-text .hero-label {
            display: inline-block;
            background: rgba(224, 64, 251, 0.15);
            border: 1px solid rgba(224, 64, 251, 0.35);
            color: var(--accent);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }

        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: 0.04em;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.2;
            text-shadow: 0 0 40px rgba(224, 64, 251, 0.3);
        }

        .hero-text h1 span {
            background: linear-gradient(135deg, var(--gold), #ffab00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-text .hero-sub {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
            line-height: 1.7;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary-glow {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            box-shadow: 0 0 28px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-glow:hover {
            box-shadow: 0 0 44px rgba(224, 64, 251, 0.6);
            transform: translateY(-3px);
            color: #fff;
            background: linear-gradient(135deg, var(--accent-glow), var(--accent));
        }

        .btn-outline-glow {
            background: transparent;
            color: #fff;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            border: 2px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-glow:hover {
            border-color: var(--accent2);
            box-shadow: 0 0 24px rgba(0, 229, 255, 0.3);
            color: #fff;
            background: rgba(0, 229, 255, 0.06);
        }

        .hero-card-featured {
            flex: 0 0 380px;
            max-width: 420px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 30px;
            position: relative;
            box-shadow: var(--shadow-lg), 0 0 40px rgba(255, 179, 0, 0.1);
            z-index: 2;
        }

        .hero-card-featured .featured-badge {
            position: absolute;
            top: -14px;
            right: 20px;
            background: linear-gradient(135deg, #ff1744, #d50000);
            color: #fff;
            padding: 6px 16px;
            border-radius: 16px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.05em;
            box-shadow: 0 0 20px rgba(255, 23, 68, 0.5);
        }

        .hero-card-featured .fc-img {
            width: 100%;
            height: 180px;
            border-radius: var(--radius-md);
            object-fit: cover;
            margin-bottom: 18px;
            border: 1px solid var(--border-light);
        }

        .hero-card-featured h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .hero-card-featured .fc-prize {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--gold);
            letter-spacing: 0.05em;
            margin-bottom: 6px;
            text-shadow: 0 0 16px rgba(255, 179, 0, 0.4);
        }

        .hero-card-featured .fc-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 16px;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .hero-card-featured .fc-meta i {
            color: var(--accent2);
            margin-right: 4px;
        }

        .hero-card-featured .btn-primary-glow {
            width: 100%;
            justify-content: center;
            font-size: 1rem;
            padding: 12px 24px;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 70px 0;
        }

        .section-dark {
            background: rgba(13, 13, 21, 0.6);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: rgba(224, 64, 251, 0.1);
            border: 1px solid rgba(224, 64, 251, 0.25);
            color: var(--accent);
            padding: 5px 14px;
            border-radius: 16px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 10px;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 650px;
            margin: 0 auto;
        }

        /* ========== SELLING POINTS ========== */
        .selling-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .selling-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .selling-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-light);
            transform: translateY(-6px);
            box-shadow: var(--shadow-glow);
        }

        .selling-card .sc-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.2), rgba(0, 229, 255, 0.15));
            color: var(--accent2);
            box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
            transition: all var(--transition);
        }

        .selling-card:hover .sc-icon {
            box-shadow: 0 0 32px rgba(0, 229, 255, 0.4);
            transform: scale(1.05);
        }

        .selling-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .selling-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* ========== TOURNAMENT TYPES ========== */
        .tournament-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .tournament-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            transition: all var(--transition);
            min-height: 200px;
        }

        .tournament-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .tournament-card .tc-img {
            width: 200px;
            flex-shrink: 0;
            object-fit: cover;
            border-right: 1px solid var(--border);
        }

        .tournament-card .tc-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .tournament-card .tc-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .tournament-card .tc-body .tc-prize {
            color: var(--gold);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 4px;
        }

        .tournament-card .tc-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .tournament-card .tc-body .tc-link {
            color: var(--accent2);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition);
        }

        .tournament-card .tc-body .tc-link:hover {
            color: #fff;
            text-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
        }

        /* ========== STATS ========== */
        .stats-row {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 20px;
            text-align: center;
        }

        .stat-item {
            flex: 1;
            min-width: 160px;
            padding: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            transition: all var(--transition);
        }

        .stat-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-glow);
        }

        .stat-item .stat-num {
            font-size: 2.6rem;
            font-weight: 900;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 4px;
        }

        .stat-item .stat-num.gold {
            background: linear-gradient(135deg, var(--gold), #ffab00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-item .stat-label {
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
        }

        /* ========== FLOW STEPS ========== */
        .flow-steps {
            display: flex;
            gap: 0;
            align-items: stretch;
            flex-wrap: wrap;
        }

        .flow-step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            padding: 28px 20px;
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            transition: all var(--transition);
        }

        .flow-step:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .flow-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            font-weight: 900;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
        }

        .flow-step h4 {
            font-weight: 700;
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 6px;
        }

        .flow-step p {
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.5;
        }

        .flow-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            flex-shrink: 0;
            color: var(--accent);
            font-size: 1.5rem;
        }

        /* ========== RANKING TABLE ========== */
        .ranking-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .ranking-table {
            width: 100%;
            border-collapse: collapse;
        }

        .ranking-table th {
            background: rgba(224, 64, 251, 0.08);
            color: #fff;
            font-weight: 700;
            padding: 14px 16px;
            text-align: left;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
            border-bottom: 1px solid var(--border);
        }

        .ranking-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.93rem;
            transition: background var(--transition);
        }

        .ranking-table tbody tr:hover td {
            background: rgba(224, 64, 251, 0.04);
            color: #fff;
        }

        .ranking-table .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.85rem;
        }

        .rank-badge.r1 {
            background: linear-gradient(135deg, #ffb300, #ff8f00);
            color: #1a1a1a;
        }
        .rank-badge.r2 {
            background: linear-gradient(135deg, #b0bec5, #78909c);
            color: #fff;
        }
        .rank-badge.r3 {
            background: linear-gradient(135deg, #a1887f, #6d4c41);
            color: #fff;
        }
        .rank-badge.rn {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-weak);
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition);
        }

        .testimonial-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-glow);
        }

        .testimonial-card .tq {
            font-size: 2rem;
            color: var(--accent);
            opacity: 0.5;
            line-height: 1;
            margin-bottom: 8px;
        }

        .testimonial-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .testimonial-card .t-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .t-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .testimonial-card .t-name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }
        .testimonial-card .t-tag {
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-q {
            padding: 18px 22px;
            font-weight: 700;
            color: #fff;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1rem;
            letter-spacing: 0.02em;
            background: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition);
        }

        .faq-q:hover {
            background: rgba(224, 64, 251, 0.04);
        }

        .faq-q .faq-icon {
            transition: transform var(--transition);
            color: var(--accent);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .faq-a {
            padding: 0 22px 18px;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
            display: none;
        }

        .faq-item.open .faq-a {
            display: block;
        }

        .faq-item.open .faq-q .faq-icon {
            transform: rotate(180deg);
        }

        .faq-item.open {
            border-color: var(--border-light);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.1);
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 60px 0;
            text-align: center;
            background: linear-gradient(180deg, rgba(224, 64, 251, 0.06) 0%, transparent 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 550px;
            margin: 0 auto 24px;
        }

        /* ========== FIXED BOTTOM BAR ========== */
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 12px 0;
            box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

        .fixed-bottom-bar .fbb-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .fixed-bottom-bar .fbb-text {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
        }

        .fixed-bottom-bar .fbb-text span {
            color: var(--gold);
            font-weight: 800;
        }

        .fixed-bottom-bar .btn-primary-glow {
            font-size: 0.95rem;
            padding: 12px 28px;
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        .footer-desc {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        footer h4 {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        footer ul li {
            margin-bottom: 8px;
        }

        footer ul li a {
            color: var(--text-weak);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom a {
            color: var(--text-weak);
            font-size: 0.82rem;
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-content {
                flex-direction: column;
                gap: 30px;
            }
            .hero-card-featured {
                flex: 0 0 auto;
                max-width: 100%;
                width: 100%;
            }
            .selling-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tournament-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-text h1 {
                font-size: 2.2rem;
            }
            nav a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
            .flow-steps {
                flex-direction: column;
            }
            .flow-arrow {
                transform: rotate(90deg);
                width: 100%;
                height: 30px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border);
                gap: 4px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            nav.open {
                display: flex;
            }
            nav a {
                width: 100%;
                border-radius: 12px;
                padding: 12px 16px;
                font-size: 0.95rem;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-section {
                padding: 40px 0;
                min-height: auto;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .selling-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .tournament-card {
                flex-direction: column;
            }
            .tournament-card .tc-img {
                width: 100%;
                height: 180px;
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .stats-row {
                gap: 12px;
            }
            .stat-item {
                min-width: 130px;
                padding: 16px;
            }
            .stat-item .stat-num {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .flash-sale-inner {
                gap: 10px;
            }
            .flash-countdown {
                font-size: 0.9rem;
            }
            .flash-countdown .cd-block {
                padding: 4px 7px;
                min-width: 28px;
                font-size: 0.95rem;
            }
            .fixed-bottom-bar .fbb-inner {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-card-featured {
                padding: 20px;
            }
            .hero-card-featured .fc-img {
                height: 140px;
            }
            .btn-primary-glow,
            .btn-outline-glow {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .flash-badge {
                font-size: 0.72rem;
                padding: 4px 10px;
            }
            .ranking-table th,
            .ranking-table td {
                padding: 10px 8px;
                font-size: 0.78rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== HEADER & NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
            flex-shrink: 0;
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        nav a {
            padding: 10px 16px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.93rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .nav-cta::after {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.5rem;
            padding: 8px;
            border-radius: 8px;
            transition: all var(--transition);
        }

        .mobile-toggle:hover {
            background: rgba(224, 64, 251, 0.12);
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            padding: 60px 0 70px;
            background: radial-gradient(ellipse at 50% 0%, rgba(224, 64, 251, 0.08) 0%, transparent 70%),
                radial-gradient(ellipse at 80% 20%, rgba(0, 229, 255, 0.06) 0%, transparent 60%),
                var(--bg-dark);
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--accent), var(--accent2), transparent);
            opacity: 0.5;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            position: relative;
            z-index: 2;
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 179, 0, 0.12);
            border: 1px solid rgba(255, 179, 0, 0.3);
            color: var(--gold);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 8px 16px;
            border-radius: 25px;
            width: fit-content;
            animation: pulse-badge 2s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 12px rgba(255, 179, 0, 0.2);
            }
            50% {
                box-shadow: 0 0 24px rgba(255, 179, 0, 0.45);
            }
        }

        .hero-badge i {
            font-size: 0.85rem;
        }

        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: 0.03em;
            color: #fff;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: none;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 500px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 14px 32px;
            border-radius: 30px;
            box-shadow: 0 0 28px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 42px rgba(224, 64, 251, 0.6);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 13px 30px;
            border-radius: 30px;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.25);
            color: #fff;
            background: rgba(224, 64, 251, 0.05);
        }

        .hero-right {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .countdown-wrapper {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 280px;
            height: 280px;
        }

        .countdown-ring-bg {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 8px solid var(--border-light);
            box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.3);
        }

        .countdown-ring-progress {
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            border: 8px solid transparent;
            border-top-color: var(--accent);
            border-right-color: var(--accent2);
            animation: spin-ring 4s linear infinite;
            filter: drop-shadow(0 0 12px rgba(224, 64, 251, 0.5));
        }

        @keyframes spin-ring {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        .countdown-inner {
            position: relative;
            z-index: 3;
            text-align: center;
            background: var(--bg-card);
            border-radius: 50%;
            width: 200px;
            height: 200px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg), 0 0 40px rgba(224, 64, 251, 0.15);
            border: 2px solid var(--border-light);
        }

        .countdown-time {
            font-size: 2.8rem;
            font-weight: 900;
            color: #fff;
            font-family: var(--font-mono);
            letter-spacing: 0.04em;
            line-height: 1;
        }

        .countdown-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 6px;
            letter-spacing: 0.05em;
        }

        .countdown-sub {
            font-size: 0.78rem;
            color: var(--text-weak);
            margin-top: 2px;
        }

        .carousel-dots {
            display: flex;
            gap: 10px;
            justify-content: center;
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            z-index: 5;
        }

        .carousel-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--border-light);
            cursor: pointer;
            transition: all var(--transition);
        }

        .carousel-dot.active {
            background: var(--accent);
            box-shadow: 0 0 12px var(--accent-glow);
            width: 28px;
            border-radius: 10px;
        }

        .carousel-slides {
            position: absolute;
            bottom: -60px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 12px;
            z-index: 4;
            width: 100%;
            max-width: 520px;
            justify-content: center;
        }

        .carousel-slide-text {
            display: none;
            text-align: center;
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 8px 20px;
            background: var(--bg-card);
            border-radius: 20px;
            border: 1px solid var(--border-light);
            white-space: nowrap;
            transition: all var(--transition);
        }

        .carousel-slide-text.active {
            display: block;
            animation: fadeSlideIn 0.5s ease;
        }

        @keyframes fadeSlideIn {
            from {
                opacity: 0;
                transform: translateY(8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: 70px 0;
            position: relative;
        }

        .section-dark {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 6px 16px;
            background: rgba(224, 64, 251, 0.08);
            border-radius: 20px;
            border: 1px solid rgba(224, 64, 251, 0.2);
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 8px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== STEPS SECTION ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            counter-reset: step;
        }

        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            position: relative;
            transition: all var(--transition);
            text-align: center;
            overflow: hidden;
        }

        .step-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
            background: var(--bg-card-hover);
        }

        .step-card::before {
            counter-increment: step;
            content: counter(step);
            position: absolute;
            top: 14px;
            left: 18px;
            font-size: 3.5rem;
            font-weight: 900;
            color: rgba(224, 64, 251, 0.06);
            font-family: var(--font-mono);
            line-height: 1;
            pointer-events: none;
        }

        .step-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.2), rgba(0, 229, 255, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.5rem;
            color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.2);
            position: relative;
            z-index: 2;
        }

        .step-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            position: relative;
            z-index: 2;
        }

        .step-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            position: relative;
            z-index: 2;
        }

        /* ========== GAME CARDS ========== */
        .game-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .game-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            position: relative;
        }

        .game-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-5px);
        }

        .game-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 1px solid var(--border);
        }

        .game-card-body {
            padding: 22px 20px 24px;
        }

        .game-card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 14px;
            background: rgba(0, 229, 255, 0.1);
            color: var(--accent2);
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .game-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .game-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .game-card-link {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }

        .game-card-link:hover {
            color: var(--accent2);
            gap: 10px;
        }

        /* ========== TIPS SECTION ========== */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .tip-item {
            display: flex;
            gap: 18px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
            align-items: flex-start;
        }

        .tip-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
            background: var(--bg-card-hover);
        }

        .tip-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(255, 179, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.2rem;
            color: var(--gold);
            box-shadow: 0 0 14px rgba(255, 179, 0, 0.2);
        }

        .tip-content h4 {
            font-size: 1.08rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .tip-content p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== MYTHS SECTION ========== */
        .myths-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .myth-item {
            display: flex;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            transition: all var(--transition);
            align-items: center;
        }

        .myth-item:hover {
            border-color: var(--accent);
            background: var(--bg-card-hover);
        }

        .myth-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.1rem;
        }

        .myth-icon.wrong {
            background: rgba(255, 60, 80, 0.12);
            color: #ff4d5a;
            box-shadow: 0 0 12px rgba(255, 60, 80, 0.2);
        }

        .myth-icon.right {
            background: rgba(0, 200, 120, 0.12);
            color: #00c878;
            box-shadow: 0 0 12px rgba(0, 200, 120, 0.2);
        }

        .myth-text h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 2px;
        }

        .myth-text p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px 24px;
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .testimonial-stars {
            color: var(--gold);
            font-size: 0.9rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
        }

        .testimonial-name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }

        .testimonial-role {
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            width: 100%;
            background: none;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            transition: all var(--transition);
            text-align: left;
            letter-spacing: 0.02em;
        }

        .faq-question:hover {
            background: rgba(224, 64, 251, 0.04);
        }

        .faq-question i {
            transition: transform var(--transition);
            color: var(--accent);
            font-size: 0.9rem;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== REWARDS SECTION ========== */
        .rewards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .reward-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 20px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .reward-card.featured {
            border-color: var(--gold);
            box-shadow: var(--shadow-glow-gold);
            background: linear-gradient(180deg, rgba(255, 179, 0, 0.06) 0%, var(--bg-card) 40%);
        }

        .reward-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }

        .reward-card.featured:hover {
            border-color: var(--gold);
            box-shadow: var(--shadow-glow-gold);
        }

        .reward-badge-ribbon {
            position: absolute;
            top: 14px;
            right: -28px;
            background: var(--gold);
            color: #000;
            font-size: 0.7rem;
            font-weight: 800;
            padding: 3px 30px;
            transform: rotate(45deg);
            letter-spacing: 0.05em;
        }

        .reward-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: rgba(224, 64, 251, 0.1);
            color: var(--accent);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.2);
        }

        .reward-card.featured .reward-icon {
            background: rgba(255, 179, 0, 0.15);
            color: var(--gold);
            box-shadow: 0 0 20px rgba(255, 179, 0, 0.3);
        }

        .reward-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .reward-card .reward-amount {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent);
            font-family: var(--font-mono);
            letter-spacing: 0.03em;
            margin-bottom: 6px;
        }

        .reward-card.featured .reward-amount {
            color: var(--gold);
        }

        .reward-card p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ========== STICKY CTA BAR ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 14px 0;
            z-index: 999;
            box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            display: none;
        }

        .sticky-cta-bar.visible {
            display: block;
        }

        .sticky-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .sticky-cta-text {
            font-weight: 700;
            color: #fff;
            font-size: 1rem;
        }

        .sticky-cta-text span {
            color: var(--gold);
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        footer ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        footer ul li a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
                text-align: center;
            }
            .hero-left {
                align-items: center;
            }
            .hero-subtitle {
                max-width: 100%;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-right {
                order: -1;
            }
            .countdown-wrapper {
                width: 220px;
                height: 220px;
            }
            .countdown-inner {
                width: 160px;
                height: 160px;
            }
            .countdown-time {
                font-size: 2.2rem;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .game-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .tips-grid {
                grid-template-columns: 1fr 1fr;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .rewards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            nav a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
            .nav-cta {
                padding: 8px 16px !important;
                font-size: 0.82rem !important;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            header .container {
                flex-wrap: nowrap;
            }
            nav {
                gap: 2px;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                padding-bottom: 4px;
            }
            nav::-webkit-scrollbar {
                display: none;
            }
            nav a {
                padding: 7px 10px;
                font-size: 0.75rem;
                border-radius: 18px;
                flex-shrink: 0;
            }
            .nav-cta {
                padding: 7px 14px !important;
                font-size: 0.75rem !important;
            }
            .logo {
                font-size: 1.1rem;
                gap: 6px;
            }
            .logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .hero-title {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .game-cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .rewards-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .countdown-wrapper {
                width: 180px;
                height: 180px;
            }
            .countdown-inner {
                width: 130px;
                height: 130px;
            }
            .countdown-time {
                font-size: 1.7rem;
            }
            .countdown-ring-bg {
                border-width: 5px;
            }
            .countdown-ring-progress {
                border-width: 5px;
            }
            .sticky-cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .btn-primary,
            .btn-outline {
                font-size: 0.9rem;
                padding: 11px 22px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .rewards-grid {
                grid-template-columns: 1fr;
            }
            .countdown-wrapper {
                width: 150px;
                height: 150px;
            }
            .countdown-inner {
                width: 105px;
                height: 105px;
            }
            .countdown-time {
                font-size: 1.4rem;
            }
            .countdown-label {
                font-size: 0.7rem;
            }
        }

/* roulang page: category5 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
            padding-bottom: 70px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* Bootstrap 覆盖 */
        .container {
            max-width: var(--max-width) !important;
        }

        body {
            background-color: var(--bg-dark) !important;
            color: var(--text-primary) !important;
        }

        a {
            color: inherit !important;
            text-decoration: none !important;
        }

        a:hover {
            color: var(--accent) !important;
        }

        .row {
            margin-left: 0 !important;
            margin-right: 0 !important;
        }

        /* ========== NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
            flex-shrink: 0;
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        nav a {
            padding: 10px 16px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            transition: color var(--transition);
            z-index: 1001;
        }

        .mobile-toggle:hover {
            color: var(--accent);
        }

        /* ========== HERO SECTION ========== */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            background-color: var(--bg-dark);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 10, 15, 0.65) 0%, rgba(10, 10, 15, 0.85) 60%, var(--bg-dark) 100%);
            z-index: 1;
        }

        .hero-section .container {
            position: relative;
            z-index: 2;
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .hero-content {
            max-width: 680px;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(224, 64, 251, 0.15);
            color: var(--accent);
            padding: 8px 18px;
            border-radius: 25px;
            font-weight: 700;
            font-size: 0.9rem;
            letter-spacing: 0.05em;
            margin-bottom: 20px;
            border: 1px solid rgba(224, 64, 251, 0.3);
            box-shadow: 0 0 14px rgba(224, 64, 251, 0.2);
        }

        .hero-content h1 {
            font-size: 3rem;
            font-weight: 900;
            letter-spacing: 0.03em;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.25;
            text-shadow: 0 0 40px rgba(224, 64, 251, 0.3);
        }

        .hero-content h1 .highlight {
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-content .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 540px;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary-glow {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff !important;
            box-shadow: 0 0 28px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            text-align: center;
            cursor: pointer;
            border: none;
        }

        .btn-primary-glow:hover {
            box-shadow: 0 0 44px rgba(224, 64, 251, 0.6);
            transform: translateY(-3px);
            color: #fff !important;
        }

        .btn-outline-glow {
            display: inline-block;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.04em;
            background: transparent;
            color: #fff !important;
            border: 2px solid var(--border-light);
            box-shadow: 0 0 14px rgba(255, 255, 255, 0.04);
            transition: all var(--transition);
            text-align: center;
            cursor: pointer;
        }

        .btn-outline-glow:hover {
            border-color: var(--accent);
            box-shadow: 0 0 24px rgba(224, 64, 251, 0.3);
            color: #fff !important;
            transform: translateY(-3px);
        }

        /* ========== SECTION COMMON ========== */
        .section-padding {
            padding: 70px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 10px;
            background: rgba(224, 64, 251, 0.08);
            padding: 6px 16px;
            border-radius: 20px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .section-desc {
            font-size: 1.06rem;
            color: var(--text-secondary);
            max-width: 650px;
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .text-center {
            text-align: center;
        }

        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== STEP CARDS ========== */
        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            height: 100%;
        }

        .step-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 18px;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
        }

        .step-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== GAME TYPE CARDS ========== */
        .game-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }

        .game-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--accent);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }

        .game-card .card-img-wrap {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .game-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .game-card:hover .card-img-wrap img {
            transform: scale(1.08);
        }

        .game-card .card-body {
            padding: 22px 20px;
        }

        .game-card .card-body h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .game-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.5;
            margin: 0;
        }

        .game-card .card-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 14px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(0, 229, 255, 0.12);
            color: var(--accent2);
            margin-bottom: 10px;
        }

        /* ========== TIPS PANEL ========== */
        .tips-panel {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            transition: all var(--transition);
            height: 100%;
        }

        .tips-panel:hover {
            border-color: var(--gold);
            box-shadow: var(--shadow-glow-gold);
            background: var(--bg-card-hover);
        }

        .tips-panel .tips-icon {
            font-size: 2rem;
            color: var(--gold);
            margin-bottom: 14px;
        }

        .tips-panel h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .tips-panel p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== BONUS HIGHLIGHT ========== */
        .bonus-banner {
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.1) 0%, rgba(0, 229, 255, 0.08) 100%);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .bonus-banner::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(224, 64, 251, 0.12);
            pointer-events: none;
        }

        .bonus-banner .bonus-amount {
            font-size: 3.5rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 0.04em;
        }

        .bonus-banner h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin: 12px 0 8px;
        }

        .bonus-banner p {
            color: var(--text-secondary);
            font-size: 1rem;
            margin-bottom: 20px;
        }

        /* ========== TESTIMONIAL ========== */
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition);
            height: 100%;
        }

        .testimonial-card:hover {
            border-color: var(--accent2);
            box-shadow: 0 0 24px rgba(0, 229, 255, 0.15);
            background: var(--bg-card-hover);
        }

        .testimonial-card .stars {
            color: var(--gold);
            font-size: 0.95rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-card .quote {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
            font-style: italic;
            margin-bottom: 16px;
        }

        .testimonial-card .author {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }

        .testimonial-card .author-tag {
            font-size: 0.78rem;
            color: var(--text-weak);
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-light);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all var(--transition);
            user-select: none;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            font-size: 0.9rem;
            transition: transform var(--transition);
            color: var(--accent);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.4s ease;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 400px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(180deg, rgba(224, 64, 251, 0.06) 0%, rgba(0, 229, 255, 0.04) 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 60px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== STICKY BOTTOM BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 12px 0;
            box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .sticky-bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .sticky-bottom-bar .sticky-text {
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            letter-spacing: 0.03em;
        }

        .sticky-bottom-bar .sticky-text span {
            color: var(--gold);
        }

        .btn-sticky-cta {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.04em;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow));
            color: #fff !important;
            box-shadow: 0 0 22px rgba(224, 64, 251, 0.4);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-sticky-cta:hover {
            box-shadow: 0 0 36px rgba(224, 64, 251, 0.6);
            transform: translateY(-2px);
            color: #fff !important;
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .footer-desc {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.6;
        }

        footer h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        footer ul li {
            margin-bottom: 8px;
        }

        footer ul li a {
            color: var(--text-weak);
            font-size: 0.9rem;
            transition: color var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-weak);
        }

        .footer-bottom a {
            color: var(--text-weak);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            nav a {
                padding: 8px 12px;
                font-size: 0.82rem;
            }
            .nav-cta {
                padding: 8px 16px !important;
                font-size: 0.82rem !important;
            }
            .hero-content h1 {
                font-size: 2.4rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-nav);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            nav.show {
                display: flex;
            }
            nav a {
                width: 100%;
                text-align: center;
                padding: 12px 16px;
                border-radius: var(--radius-md);
                font-size: 0.95rem;
            }
            .nav-cta {
                width: 100%;
                text-align: center;
                margin-top: 8px;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-content .hero-subtitle {
                font-size: 1rem;
            }
            .hero-section {
                min-height: 400px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-padding {
                padding: 40px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .sticky-bottom-bar .container {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .bonus-banner .bonus-amount {
                font-size: 2.5rem;
            }
            .hero-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .hero-buttons .btn-primary-glow,
            .hero-buttons .btn-outline-glow {
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.6rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 12px;
            }
            .step-card {
                padding: 20px 16px;
            }
            .game-card .card-img-wrap {
                height: 150px;
            }
            .bonus-banner {
                padding: 28px 20px;
            }
            .bonus-banner .bonus-amount {
                font-size: 2rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

/* roulang page: category6 */
:root {
            --bg-dark: #0a0a0f;
            --bg-card: #111118;
            --bg-card-hover: #181825;
            --bg-nav: #0d0d15;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-weak: #7a7a90;
            --accent: #e040fb;
            --accent-glow: #d500f9;
            --accent2: #00e5ff;
            --accent2-glow: #00b8d4;
            --gold: #ffb300;
            --gold-glow: #ff8f00;
            --border: #1e1e2e;
            --border-light: #2a2a3d;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
            --shadow-glow: 0 0 30px rgba(224, 64, 251, 0.25), 0 0 60px rgba(224, 64, 251, 0.1);
            --shadow-glow-gold: 0 0 30px rgba(255, 179, 0, 0.3), 0 0 60px rgba(255, 179, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
            --max-width: 1260px;
            --nav-height: 68px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.02em;
            margin: 0;
            padding: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        /* ========== NAVIGATION ========== */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-nav);
            border-bottom: 1px solid var(--border);
            height: var(--nav-height);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            box-shadow: 0 1px 0 rgba(224, 64, 251, 0.08), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            font-size: 1.45rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            color: #fff;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: text-shadow var(--transition);
            flex-shrink: 0;
        }

        .logo:hover {
            color: #fff;
            text-shadow: 0 0 20px rgba(224, 64, 251, 0.7), 0 0 40px rgba(224, 64, 251, 0.35);
        }

        .logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 0 18px rgba(224, 64, 251, 0.4);
        }

        nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        nav a {
            padding: 10px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-secondary);
            position: relative;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        nav a:hover {
            color: #fff;
            background: rgba(224, 64, 251, 0.08);
            text-shadow: 0 0 12px rgba(224, 64, 251, 0.5);
        }

        nav a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.15);
            box-shadow: 0 0 16px rgba(224, 64, 251, 0.25);
            font-weight: 700;
        }

        nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--accent-glow), 0 0 16px var(--accent);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            padding: 10px 22px !important;
            border-radius: 25px !important;
            font-weight: 700 !important;
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.35);
            transition: all var(--transition) !important;
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(224, 64, 251, 0.55) !important;
            transform: translateY(-1px);
            background: linear-gradient(135deg, var(--accent-glow), var(--accent)) !important;
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            line-height: 1;
        }

        .mobile-toggle:hover {
            background: rgba(224, 64, 251, 0.12);
            color: var(--accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--bg-nav);
            z-index: 999;
            flex-direction: column;
            padding: 24px 20px;
            gap: 8px;
            overflow-y: auto;
            border-top: 1px solid var(--border);
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 20px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-secondary);
            transition: all var(--transition);
            text-align: center;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: #fff;
            background: rgba(224, 64, 251, 0.12);
        }

        .mobile-menu a.nav-cta {
            margin-top: 8px;
            background: linear-gradient(135deg, var(--accent), var(--accent-glow)) !important;
            color: #fff !important;
            font-weight: 700 !important;
        }

        /* ========== SECTION BASE ========== */
        .section {
            padding: 70px 0;
            position: relative;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
            padding: 5px 14px;
            border-radius: 20px;
            background: rgba(224, 64, 251, 0.08);
            border: 1px solid rgba(224, 64, 251, 0.2);
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            line-height: 1.25;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.7;
        }

        /* ========== HERO BENTO ========== */
        .hero-bento {
            padding: 50px 0 60px;
            position: relative;
            overflow: hidden;
            background: radial-gradient(ellipse at 30% 20%, rgba(224, 64, 251, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 179, 0, 0.05) 0%, transparent 50%),
                var(--bg-dark);
        }

        .hero-bento::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
            pointer-events: none;
        }

        .hero-bento .container {
            position: relative;
            z-index: 1;
        }

        .bento-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
            align-items: stretch;
        }

        .bento-main {
            grid-row: 1 / 3;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
        }

        .bento-main::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(224, 64, 251, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .bento-main:hover {
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            border-color: rgba(224, 64, 251, 0.3);
        }

        .bento-main .vip-badge-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: #1a1a1a;
            margin-bottom: 20px;
            box-shadow: 0 0 28px rgba(255, 179, 0, 0.4);
            flex-shrink: 0;
        }

        .bento-main h1 {
            font-size: 2.6rem;
            font-weight: 900;
            color: #fff;
            letter-spacing: 0.03em;
            margin-bottom: 14px;
            line-height: 1.2;
            position: relative;
            z-index: 1;
        }

        .bento-main h1 .highlight {
            background: linear-gradient(135deg, var(--gold), #ffd54f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .bento-main .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
            max-width: 520px;
        }

        .bento-main .hero-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            background: linear-gradient(135deg, var(--gold), var(--gold-glow));
            color: #1a1a1a;
            transition: all var(--transition);
            box-shadow: 0 0 20px rgba(255, 179, 0, 0.3);
            cursor: pointer;
            white-space: nowrap;
            border: none;
        }

        .btn-primary:hover {
            box-shadow: 0 0 36px rgba(255, 179, 0, 0.5);
            transform: translateY(-2px);
            color: #1a1a1a;
            background: linear-gradient(135deg, #ffd54f, var(--gold));
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            background: transparent;
            color: #fff;
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            box-shadow: 0 0 20px rgba(224, 64, 251, 0.2);
            transform: translateY(-2px);
        }

        .bento-sub {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            display: flex;
            align-items: center;
            gap: 18px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .bento-sub:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(224, 64, 251, 0.25);
            transform: translateY(-2px);
        }

        .bento-sub .sub-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
        }

        .bento-sub .sub-icon.icon-purple {
            background: rgba(224, 64, 251, 0.15);
            color: var(--accent);
        }

        .bento-sub .sub-icon.icon-cyan {
            background: rgba(0, 229, 255, 0.12);
            color: var(--accent2);
        }

        .bento-sub .sub-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .bento-sub .sub-info span {
            font-size: 0.9rem;
            color: var(--text-weak);
        }

        .bento-cta-strip {
            grid-column: 1 / -1;
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.08), rgba(255, 179, 0, 0.06));
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            transition: all var(--transition);
        }

        .bento-cta-strip:hover {
            border-color: rgba(224, 64, 251, 0.3);
            box-shadow: var(--shadow-sm);
        }

        .bento-cta-strip .strip-text {
            font-weight: 600;
            color: #fff;
            font-size: 0.95rem;
        }

        .bento-cta-strip .strip-highlight {
            color: var(--gold);
            font-weight: 700;
        }

        /* ========== VIP TIERS ========== */
        .vip-tiers {
            background: var(--bg-dark);
            padding: 60px 0;
        }

        .tiers-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding: 10px 0 20px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-light) transparent;
        }

        .tiers-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .tiers-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .tiers-scroll::-webkit-scrollbar-thumb {
            background: var(--border-light);
            border-radius: 3px;
        }

        .tier-card {
            min-width: 180px;
            flex: 0 0 auto;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            cursor: default;
        }

        .tier-card:hover {
            border-color: rgba(224, 64, 251, 0.35);
            box-shadow: var(--shadow-md), var(--shadow-glow);
            transform: translateY(-4px);
        }

        .tier-card.featured {
            border-color: rgba(255, 179, 0, 0.5);
            box-shadow: 0 0 32px rgba(255, 179, 0, 0.2);
            background: linear-gradient(180deg, rgba(255, 179, 0, 0.06) 0%, var(--bg-card) 40%);
        }

        .tier-card .tier-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            font-weight: 700;
        }

        .tier-card .tier-icon.t0 {
            background: rgba(180, 180, 190, 0.2);
            color: #b4b4be;
        }
        .tier-card .tier-icon.t1 {
            background: rgba(205, 127, 50, 0.25);
            color: #cd7f32;
        }
        .tier-card .tier-icon.t2 {
            background: rgba(192, 192, 192, 0.25);
            color: #c0c0c0;
        }
        .tier-card .tier-icon.t3 {
            background: rgba(255, 215, 0, 0.25);
            color: #ffd700;
        }
        .tier-card .tier-icon.t4 {
            background: rgba(0, 229, 255, 0.2);
            color: #00e5ff;
        }
        .tier-card .tier-icon.t5 {
            background: rgba(224, 64, 251, 0.25);
            color: #e040fb;
        }

        .tier-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .tier-card .tier-req {
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-bottom: 8px;
        }

        .tier-card .tier-perk {
            font-size: 0.85rem;
            color: var(--accent2);
            font-weight: 600;
        }

        .tier-card .tier-badge {
            position: absolute;
            top: -10px;
            right: -10px;
            background: var(--gold);
            color: #1a1a1a;
            font-size: 0.7rem;
            font-weight: 800;
            padding: 4px 10px;
            border-radius: 12px;
            letter-spacing: 0.04em;
            box-shadow: 0 0 12px rgba(255, 179, 0, 0.4);
        }

        /* ========== BENEFITS GRID ========== */
        .benefits-grid-section {
            background: var(--bg-dark);
            padding: 60px 0;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .benefit-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .benefit-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent2));
            opacity: 0;
            transition: opacity var(--transition);
        }

        .benefit-card:hover {
            border-color: rgba(224, 64, 251, 0.3);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .benefit-card:hover::before {
            opacity: 1;
        }

        .benefit-card .benefit-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            background: rgba(224, 64, 251, 0.1);
            color: var(--accent);
        }

        .benefit-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .benefit-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== PRIVILEGE SHOWCASE ========== */
        .privilege-showcase {
            background: var(--bg-card);
            padding: 60px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .privilege-row {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .privilege-row.reverse {
            flex-direction: row-reverse;
        }

        .privilege-image {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .privilege-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-xl);
            transition: transform var(--transition);
        }

        .privilege-image:hover img {
            transform: scale(1.03);
        }

        .privilege-image .img-overlay {
            position: absolute;
            inset: 0;
            border-radius: var(--radius-xl);
            border: 1px solid rgba(224, 64, 251, 0.2);
            pointer-events: none;
        }

        .privilege-text {
            flex: 1;
            min-width: 280px;
        }

        .privilege-text h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .privilege-text p {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .privilege-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .privilege-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-primary);
            padding: 8px 0;
        }

        .privilege-list li i {
            color: var(--accent2);
            font-size: 1rem;
            flex-shrink: 0;
        }

        /* ========== STATS PANEL ========== */
        .stats-panel {
            background: var(--bg-dark);
            padding: 60px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
        }

        .stat-card:hover {
            border-color: rgba(255, 179, 0, 0.3);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--gold), #ffd54f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 600;
        }

        .stat-card .stat-sub {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin-top: 4px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials {
            background: var(--bg-card);
            padding: 60px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: var(--bg-dark);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: all var(--transition);
            position: relative;
        }

        .testimonial-card:hover {
            border-color: rgba(224, 64, 251, 0.25);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: var(--accent);
            opacity: 0.5;
            margin-bottom: 10px;
            line-height: 1;
        }

        .testimonial-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-card .user-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-card .user-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .testimonial-card .user-name {
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }

        .testimonial-card .user-tier {
            font-size: 0.8rem;
            color: var(--gold);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-dark);
            padding: 60px 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(224, 64, 251, 0.25);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-weight: 700;
            font-size: 1rem;
            color: #fff;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition);
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.8rem;
            color: var(--text-weak);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] summary {
            color: var(--accent);
            background: rgba(224, 64, 251, 0.04);
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: linear-gradient(135deg, rgba(224, 64, 251, 0.1), rgba(255, 179, 0, 0.08));
            padding: 60px 0;
            text-align: center;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-banner h2 {
            font-size: 2rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .cta-banner p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }

        .cta-banner .btn-primary {
            font-size: 1.1rem;
            padding: 16px 40px;
            border-radius: 35px;
        }

        /* ========== STICKY BOTTOM BAR ========== */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            background: var(--bg-nav);
            border-top: 1px solid var(--border);
            padding: 12px 20px;
            display: none;
            align-items: center;
            justify-content: center;
            gap: 14px;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

        .sticky-bottom-bar .bar-text {
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
        }

        .sticky-bottom-bar .bar-text .gold {
            color: var(--gold);
        }

        .sticky-bottom-bar .btn-primary {
            padding: 10px 24px;
            font-size: 0.9rem;
            border-radius: 25px;
        }

        /* ========== FOOTER ========== */
        footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            padding: 50px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .footer-desc {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        footer h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        footer ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        footer ul li a {
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-weak);
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .bento-main {
                grid-row: auto;
            }
            .bento-cta-strip {
                grid-column: 1;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .privilege-row {
                flex-direction: column;
                gap: 30px;
            }
            .privilege-row.reverse {
                flex-direction: column;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .bento-main h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .bento-main {
                padding: 32px 22px;
            }
            .bento-main h1 {
                font-size: 1.7rem;
            }
            .bento-sub {
                padding: 20px 18px;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .section {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.55rem;
            }
            .tiers-scroll {
                gap: 10px;
            }
            .tier-card {
                min-width: 140px;
                padding: 20px 14px;
            }
            .tier-card .tier-icon {
                width: 44px;
                height: 44px;
                font-size: 1.3rem;
            }
            .bento-cta-strip {
                flex-direction: column;
                text-align: center;
                padding: 16px 20px;
            }
            .hero-bento {
                padding: 30px 0 40px;
            }
            .container {
                padding: 0 16px;
            }
            .cta-banner h2 {
                font-size: 1.5rem;
            }
            .sticky-bottom-bar {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
        }

        @media (max-width: 520px) {
            .bento-main {
                padding: 24px 16px;
            }
            .bento-main h1 {
                font-size: 1.4rem;
            }
            .bento-main .hero-desc {
                font-size: 0.9rem;
            }
            .bento-main .hero-cta-row {
                flex-direction: column;
                gap: 10px;
            }
            .bento-main .hero-cta-row .btn-primary,
            .bento-main .hero-cta-row .btn-outline {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
            .bento-sub {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
            .tier-card {
                min-width: 120px;
                padding: 16px 10px;
            }
            .tier-card h4 {
                font-size: 0.9rem;
            }
            .privilege-text h3 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .sticky-bottom-bar {
                flex-direction: column;
                gap: 8px;
                padding: 10px 14px;
            }
            .sticky-bottom-bar .btn-primary {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
        }