/* roulang page: index */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

        *,
        *::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: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: var(--sticky-bar-height);
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            font-size: 1rem;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-primary);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.5rem;
        }

        h1 {
            font-size: 2.8rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.15rem;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text-secondary);
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }
        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
        }
        .nav-cta-btn:hover {
            background: var(--color-secondary);
            color: #fff !important;
            box-shadow: 0 4px 18px rgba(168, 85, 247, 0.35);
        }
        .nav-cta-btn::after {
            display: none !important;
        }
        .hamburger-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            cursor: pointer;
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            background: none;
            border: none;
        }
        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        /* Mobile off-canvas */
        .offcanvas-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.7);
            z-index: 999;
        }
        .offcanvas-overlay.open {
            display: block;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: #0d1117;
            z-index: 1001;
            padding: 2rem 1.5rem;
            transition: right var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 1rem;
            border-left: 1px solid var(--border-subtle);
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-panel a {
            color: var(--text-primary);
            font-size: 1rem;
            padding: 0.6rem 0;
            border-bottom: 1px solid var(--border-subtle);
            display: block;
            text-decoration: none;
            font-weight: 500;
        }
        .mobile-nav-panel a:hover {
            color: var(--color-primary);
        }
        .mobile-nav-panel .close-btn {
            align-self: flex-end;
            font-size: 1.5rem;
            color: var(--text-secondary);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0.3rem;
        }

        /* ============ SECTIONS ============ */
        section {
            padding: 3.5rem 0;
            position: relative;
        }
        section.section-alt {
            background: var(--bg-section-alt);
        }
        section.section-dark {
            background: var(--bg-deep);
        }
        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        .section-header h2 {
            margin-bottom: 0.6rem;
        }
        .section-header .section-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 0.5rem;
        }

        /* ============ HERO (白皮书获客风格) ============ */
        .hero-section {
            padding: 4rem 0 3rem;
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -120px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(168, 85, 247, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-report-cover {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
            aspect-ratio: 4/5;
            max-width: 380px;
            margin: 0 auto;
        }
        .hero-report-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .hero-report-cover .cover-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.2) 0%, rgba(11, 14, 24, 0.85) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 2rem;
        }
        .hero-report-cover .cover-badge {
            background: var(--color-accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            display: inline-block;
            width: fit-content;
            margin-bottom: 0.8rem;
            letter-spacing: 0.04em;
        }
        .hero-report-cover .cover-title-sm {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.4;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.2;
            color: #fff;
        }
        .hero-content h1 .highlight {
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-content .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            line-height: 1.7;
            max-width: 500px;
        }
        .hero-toc {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            margin-bottom: 1.5rem;
            border: 1px solid var(--border-subtle);
            list-style: none;
        }
        .hero-toc li {
            padding: 0.35rem 0;
            color: var(--text-secondary);
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .hero-toc li:last-child {
            border-bottom: none;
        }
        .hero-toc li i {
            color: var(--color-primary);
            font-size: 0.7rem;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #0B0E14;
        }
        .btn-primary:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 6px 22px rgba(168, 85, 247, 0.4);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }
        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            box-shadow: 0 4px 16px rgba(0, 240, 255, 0.12);
        }
        .btn-accent {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: #ff7045;
            box-shadow: 0 6px 20px rgba(255, 94, 58, 0.4);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.82rem;
        }
        .btn-lg {
            padding: 0.85rem 2rem;
            font-size: 1.05rem;
        }

        /* ============ SELLING POINTS (卖点三连) ============ */
        .selling-points-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .sp-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 2rem 1.5rem;
            border: 1px solid var(--border-subtle);
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .sp-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .sp-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .sp-card:hover::before {
            opacity: 1;
        }
        .sp-card .sp-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-size: 1.5rem;
            color: var(--color-primary);
            transition: all var(--transition-smooth);
        }
        .sp-card:hover .sp-icon {
            background: rgba(0, 240, 255, 0.16);
            box-shadow: 0 0 24px rgba(0, 240, 255, 0.15);
        }
        .sp-card h3 {
            font-size: 1.15rem;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .sp-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* ============ VERTICAL CARDS (竖屏种草) ============ */
        .vertical-scroll-wrap {
            display: flex;
            gap: 1.2rem;
            overflow-x: auto;
            padding: 0.5rem 0 1rem;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border-subtle) transparent;
        }
        .vertical-scroll-wrap::-webkit-scrollbar {
            height: 4px;
        }
        .vertical-scroll-wrap::-webkit-scrollbar-track {
            background: transparent;
        }
        .vertical-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--border-subtle);
            border-radius: 4px;
        }
        .v-card {
            flex: 0 0 200px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
            aspect-ratio: 9/16;
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .v-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .v-card .v-img {
            flex: 1;
            position: relative;
            overflow: hidden;
        }
        .v-card .v-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .v-card:hover .v-img img {
            transform: scale(1.04);
        }
        .v-card .v-info {
            padding: 0.8rem;
            background: var(--bg-card);
            position: relative;
            z-index: 1;
        }
        .v-card .v-info .v-tag {
            font-size: 0.7rem;
            color: var(--color-primary);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }
        .v-card .v-info h4 {
            font-size: 0.9rem;
            margin: 0.2rem 0 0;
            color: var(--text-primary);
            line-height: 1.3;
        }

        /* ============ HOT LIST (爆款清单) ============ */
        .hot-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.2rem;
        }
        .hot-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 1rem 1.3rem;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .hot-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateX(3px);
        }
        .hot-item .hot-rank {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-mono);
            min-width: 40px;
            text-align: center;
            flex-shrink: 0;
        }
        .hot-item .hot-rank.top1 {
            color: #FFD700;
        }
        .hot-item .hot-rank.top2 {
            color: #C0C0C0;
        }
        .hot-item .hot-rank.top3 {
            color: #CD7F32;
        }
        .hot-item .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-item .hot-info h4 {
            font-size: 0.95rem;
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .hot-item .hot-info .hot-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 0.15rem;
        }
        .hot-item .hot-change {
            font-size: 0.85rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .hot-item .hot-change.up {
            color: #00E676;
        }
        .hot-item .hot-change.down {
            color: #FF5252;
        }

        /* ============ SCENE DEMO (场景演示) ============ */
        .scene-demo-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .scene-visual {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .scene-visual img {
            width: 100%;
            display: block;
        }
        .scene-visual .scene-badge {
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: rgba(11, 14, 24, 0.85);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.35rem 0.8rem;
            border-radius: 20px;
            border: 1px solid var(--border-subtle);
            letter-spacing: 0.04em;
        }
        .scene-text h3 {
            font-size: 1.5rem;
            margin-bottom: 0.8rem;
        }
        .scene-text p {
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .scene-features {
            list-style: none;
            padding: 0;
            margin: 1rem 0;
        }
        .scene-features li {
            padding: 0.4rem 0;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
        }
        .scene-features li i {
            color: var(--color-primary);
            font-size: 0.7rem;
        }

        /* ============ REVIEW WALL (评价墙) ============ */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .review-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
        }
        .review-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .review-card .review-stars {
            color: #FFD700;
            font-size: 0.85rem;
            margin-bottom: 0.6rem;
        }
        .review-card .review-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0.8rem;
        }
        .review-card .review-author {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .review-card .review-avatar {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: #fff;
            font-weight: 700;
        }
        .review-card .review-name {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        /* ============ SOCIAL PROOF (社会认同) ============ */
        .social-proof-logos {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 2.5rem;
            padding: 1.5rem 0;
        }
        .social-proof-logos .logo-item {
            filter: grayscale(100%) brightness(0.7);
            opacity: 0.5;
            transition: all var(--transition-smooth);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-muted);
            cursor: default;
            text-align: center;
            letter-spacing: 0.03em;
        }
        .social-proof-logos .logo-item:hover {
            filter: grayscale(0%) brightness(1);
            opacity: 1;
            color: var(--text-primary);
        }
        .social-proof-quote {
            text-align: center;
            max-width: 650px;
            margin: 1.5rem auto 0;
            font-style: italic;
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.7;
        }

        /* ============ ENTRY MATRIX (入口矩阵) ============ */
        .entry-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
        }
        .entry-matrix-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border: 1px solid var(--border-subtle);
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-decoration: none;
            display: block;
        }
        .entry-matrix-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .entry-matrix-item .entry-icon {
            font-size: 2rem;
            color: var(--color-primary);
            margin-bottom: 0.6rem;
        }
        .entry-matrix-item h4 {
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 0.3rem;
        }
        .entry-matrix-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ============ MEMBERSHIP (会员权益) ============ */
        .membership-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .membership-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            border: 1px solid var(--border-subtle);
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .membership-card.featured {
            border-color: var(--color-primary);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.08);
        }
        .membership-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 14px;
            right: -30px;
            background: var(--color-primary);
            color: #0B0E14;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.2rem 2.5rem;
            transform: rotate(45deg);
            letter-spacing: 0.04em;
        }
        .membership-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .membership-card h4 {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }
        .membership-card .mem-price {
            font-size: 2rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-mono);
        }
        .membership-card .mem-benefits {
            list-style: none;
            padding: 0;
            margin: 1rem 0;
            text-align: left;
        }
        .membership-card .mem-benefits li {
            padding: 0.35rem 0;
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .membership-card .mem-benefits li i {
            color: #00E676;
            font-size: 0.7rem;
        }

        /* ============ TIMELINE (议程时间线) ============ */
        .timeline-list {
            position: relative;
            padding-left: 2rem;
            list-style: none;
            max-width: 700px;
            margin: 0 auto;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--color-primary), var(--color-secondary), transparent);
            border-radius: 1px;
        }
        .timeline-list li {
            position: relative;
            padding: 0 0 2rem 2rem;
            color: var(--text-secondary);
        }
        .timeline-list li::before {
            content: '';
            position: absolute;
            left: -2.55rem;
            top: 0.35rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid var(--bg-deep);
            box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
            z-index: 1;
        }
        .timeline-list li .tl-time {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-mono);
            margin-bottom: 0.2rem;
        }
        .timeline-list li h4 {
            font-size: 1rem;
            color: var(--text-primary);
            margin-bottom: 0.2rem;
        }
        .timeline-list li p {
            font-size: 0.85rem;
            margin: 0;
        }

        /* ============ SECURITY (安全体系) ============ */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.2rem;
        }
        .security-item {
            text-align: center;
            padding: 1.5rem 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
        }
        .security-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .security-item .sec-icon {
            font-size: 2rem;
            color: var(--color-primary);
            margin-bottom: 0.6rem;
        }
        .security-item h4 {
            font-size: 0.95rem;
            margin-bottom: 0.3rem;
        }
        .security-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ============ PROGRESS (任务进度) ============ */
        .progress-steps {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: center;
        }
        .progress-step {
            flex: 1;
            min-width: 160px;
            max-width: 220px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            border: 1px solid var(--border-subtle);
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .progress-step:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .progress-step .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.8rem;
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--color-primary);
            font-family: var(--font-mono);
            border: 2px solid rgba(0, 240, 255, 0.25);
        }
        .progress-step .step-num.done {
            background: var(--color-primary);
            color: #0B0E14;
            border-color: var(--color-primary);
        }
        .progress-step h4 {
            font-size: 0.9rem;
            margin-bottom: 0.3rem;
        }
        .progress-step p {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* ============ DEEP CONTENT (深度内容区) ============ */
        .deep-content-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
            align-items: start;
        }
        .deep-article {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 2rem;
            border: 1px solid var(--border-subtle);
        }
        .deep-article h3 {
            font-size: 1.4rem;
            margin-bottom: 1rem;
            color: #fff;
        }
        .deep-article p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0.8rem;
            text-align: justify;
        }
        .deep-sidebar {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid var(--border-subtle);
            position: sticky;
            top: calc(var(--nav-height) + 1.5rem);
        }
        .deep-sidebar h4 {
            font-size: 1rem;
            margin-bottom: 0.8rem;
            color: var(--color-primary);
        }
        .deep-sidebar ul {
            list-style: none;
            padding: 0;
        }
        .deep-sidebar ul li {
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .deep-sidebar ul li:last-child {
            border-bottom: none;
        }
        .deep-sidebar ul li .data-val {
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-mono);
            margin-left: auto;
        }

        /* ============ BRAND INTRO (品牌介绍) ============ */
        .brand-intro-section {
            background: var(--bg-section-alt);
            text-align: center;
            padding: 4rem 0;
        }
        .brand-intro-section .brand-text {
            max-width: 750px;
            margin: 0 auto;
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.9;
            text-align: justify;
        }

        /* ============ NEWS CENTER (新闻中心) ============ */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .news-card .news-img-wrap {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }
        .news-card .news-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .news-card:hover .news-img-wrap img {
            transform: scale(1.05);
        }
        .news-card .news-date-tag {
            position: absolute;
            top: 0.8rem;
            left: 0.8rem;
            background: var(--color-secondary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .news-card .news-body {
            padding: 1.2rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-body h4 {
            font-size: 0.95rem;
            margin-bottom: 0.4rem;
            line-height: 1.4;
            color: var(--text-primary);
        }
        .news-card .news-body .news-excerpt {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
        }
        .news-card .news-body .btn-sm {
            align-self: flex-start;
        }

        /* ============ FAQ ACCORDION ============ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.6rem;
            background: var(--bg-card);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-item:hover {
            border-color: var(--border-hover);
        }
        .faq-accordion .accordion-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-primary);
            padding: 1rem 1.2rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: background var(--transition-fast);
            user-select: none;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-accordion .accordion-title:hover {
            background: rgba(0, 240, 255, 0.03);
        }
        .faq-accordion .accordion-title .faq-icon {
            transition: transform var(--transition-smooth);
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .faq-accordion .accordion-title[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }
        .faq-accordion .accordion-content {
            padding: 0 1.2rem 1rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-accordion .accordion-content.open {
            display: block;
        }

        /* ============ CTA CONVERSION (加购引导) ============ */
        .cta-conversion-section {
            background: var(--bg-section-alt);
            text-align: center;
            padding: 4rem 0;
        }
        .cta-conversion-section .cta-box {
            background: var(--bg-card);
            border-radius: var(--radius-xl);
            padding: 3rem 2rem;
            border: 1px solid var(--border-subtle);
            max-width: 700px;
            margin: 0 auto;
            box-shadow: var(--shadow-glow);
        }
        .cta-conversion-section h3 {
            font-size: 1.6rem;
            margin-bottom: 0.8rem;
        }
        .cta-conversion-section p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
        }
        .cta-feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            justify-content: center;
            margin-bottom: 1.5rem;
        }
        .cta-feature-tags span {
            background: rgba(0, 240, 255, 0.06);
            color: var(--color-primary);
            font-size: 0.8rem;
            padding: 0.35rem 0.9rem;
            border-radius: 20px;
            border: 1px solid rgba(0, 240, 255, 0.15);
            font-weight: 500;
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            padding: 0 1.5rem;
        }
        .sticky-bottom-bar .sticky-text {
            font-size: 0.9rem;
            color: var(--text-primary);
            font-weight: 500;
            white-space: nowrap;
        }
        .sticky-bottom-bar .sticky-text span {
            color: var(--color-primary);
            font-weight: 700;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #080b10;
            padding: 3rem 0 2rem;
            border-top: 1px solid var(--border-subtle);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
            font-weight: 700;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            padding: 0.25rem 0;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.78rem;
        }
        .footer-bottom a:hover {
            color: var(--color-primary);
        }
        .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero-report-cover {
                max-width: 280px;
                aspect-ratio: 4/4;
            }
            .selling-points-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .entry-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .membership-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
            }
            .deep-sidebar {
                position: static;
            }
            .scene-demo-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hot-list-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links {
                gap: 1rem;
            }
            .nav-links a {
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            section {
                padding: 2.5rem 0;
            }
            .selling-points-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .entry-matrix-grid {
                grid-template-columns: 1fr 1fr;
            }
            .membership-grid {
                grid-template-columns: 1fr;
            }
            .security-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .progress-steps {
                flex-direction: column;
                align-items: center;
            }
            .progress-step {
                max-width: 100%;
            }
            .hero-report-cover {
                max-width: 220px;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .sticky-bottom-bar {
                flex-direction: column;
                gap: 0.5rem;
                height: auto;
                padding: 0.7rem 1rem;
                text-align: center;
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .hot-list-grid {
                grid-template-columns: 1fr;
            }
            .v-card {
                flex: 0 0 150px;
            }
            .social-proof-logos {
                gap: 1.2rem;
            }
            .social-proof-logos .logo-item {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 1rem;
            }
            .hero-section {
                padding: 2.5rem 0 2rem;
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 0.6rem;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .entry-matrix-grid {
                grid-template-columns: 1fr;
            }
            .security-grid {
                grid-template-columns: 1fr;
            }
            .v-card {
                flex: 0 0 130px;
            }
            .cta-conversion-section .cta-box {
                padding: 2rem 1.2rem;
            }
            .deep-article {
                padding: 1.2rem;
            }
            .faq-accordion .accordion-title {
                font-size: 0.85rem;
                padding: 0.8rem 1rem;
            }
            .faq-accordion .accordion-content {
                padding: 0 1rem 0.8rem;
                font-size: 0.82rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: var(--sticky-bar-height);
            overflow-x: hidden;
            margin: 0;
        }

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

        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            font-size: 1rem;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.75rem;
            line-height: 1.3;
            color: var(--text-primary);
        }

        p {
            margin: 0 0 1rem;
            color: var(--text-secondary);
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }

        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            display: inline-block;
        }

        .nav-cta-btn:hover {
            background: var(--color-secondary);
            color: #fff !important;
            box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            font-size: 1.4rem;
            color: var(--text-primary);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .hamburger-toggle:hover {
            color: var(--color-primary);
        }

        .desktop-only {
            display: inline-block;
        }

        /* Mobile nav */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(11, 14, 24, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            padding: 2rem 1.5rem;
            flex-direction: column;
            gap: 1rem;
            overflow-y: auto;
        }

        .mobile-nav-panel.is-open {
            display: flex;
        }

        .mobile-nav-panel a {
            display: block;
            font-size: 1.1rem;
            color: var(--text-primary);
            padding: 0.75rem 0;
            border-bottom: 1px solid var(--border-subtle);
            text-decoration: none;
            font-weight: 500;
            transition: color var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-primary);
        }

        .mobile-nav-panel .mobile-cta {
            margin-top: 0.5rem;
            background: var(--color-primary);
            color: #0B0E14 !important;
            text-align: center;
            border-radius: var(--radius-sm);
            font-weight: 700;
            padding: 0.8rem 1.5rem !important;
            border-bottom: none;
        }

        /* ============ BUTTONS ============ */
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff !important;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: #ff7a5c;
            box-shadow: 0 6px 24px rgba(255, 94, 58, 0.35);
            transform: translateY(-2px);
            color: #fff !important;
        }

        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--color-primary) !important;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1.5px solid var(--color-primary);
            transition: all var(--transition-smooth);
            text-decoration: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary) !important;
            box-shadow: 0 4px 16px rgba(0, 240, 255, 0.15);
        }

        .btn-glow {
            display: inline-block;
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            cursor: pointer;
            border: none;
            text-align: center;
            box-shadow: 0 0 24px rgba(0, 240, 255, 0.25);
        }

        .btn-glow:hover {
            background: var(--color-secondary);
            box-shadow: 0 0 36px rgba(168, 85, 247, 0.4);
            transform: translateY(-2px);
            color: #fff !important;
        }

        /* ============ CARDS ============ */
        .card-dark {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            height: 100%;
        }

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

        .card-dark-glow {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .card-dark-glow::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

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

        .card-dark-glow:hover::before {
            opacity: 1;
        }

        /* ============ BADGE / TAG ============ */
        .badge-tag {
            display: inline-block;
            background: rgba(168, 85, 247, 0.2);
            color: var(--color-secondary);
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .badge-live {
            display: inline-block;
            background: rgba(255, 94, 58, 0.2);
            color: var(--color-accent);
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            animation: pulse-badge 2s infinite;
            white-space: nowrap;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 94, 58, 0.4);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(255, 94, 58, 0);
            }
        }

        .badge-upcoming {
            display: inline-block;
            background: rgba(0, 240, 255, 0.15);
            color: var(--color-primary);
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            white-space: nowrap;
        }

        /* ============ SECTION ============ */
        .section-block {
            padding: 3.5rem 0;
            position: relative;
        }

        .section-block-alt {
            background: var(--bg-section-alt);
            padding: 3.5rem 0;
            position: relative;
        }

        .section-title {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 0.6rem;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }

        .section-title-group {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-title-group .section-title {
            margin-bottom: 0.5rem;
        }

        .accent-line {
            width: 50px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
            margin: 0.5rem auto 1rem;
        }

        /* ============ HERO ============ */
        .hero-live {
            position: relative;
            padding: 4rem 0;
            background: var(--bg-deep);
            overflow: hidden;
            min-height: 480px;
            display: flex;
            align-items: center;
        }

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

        .hero-live .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.7) 0%, rgba(11, 14, 24, 0.95) 100%);
            z-index: 1;
        }

        .hero-live .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-live h1 {
            font-size: 3rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: -0.03em;
            line-height: 1.2;
        }

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

        .hero-live .hero-sub {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 580px;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .hero-live .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .hero-demo-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            box-shadow: var(--shadow-glow);
            position: relative;
            z-index: 2;
        }

        .hero-demo-card .score-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.6rem 0;
            border-bottom: 1px solid var(--border-subtle);
        }

        .hero-demo-card .score-row:last-child {
            border-bottom: none;
        }

        .hero-demo-card .team-name {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--text-primary);
            min-width: 70px;
            text-align: center;
        }

        .hero-demo-card .score-num {
            font-family: var(--font-mono);
            font-size: 1.4rem;
            font-weight: 900;
            color: var(--color-primary);
            min-width: 50px;
            text-align: center;
        }

        .hero-demo-card .vs-tag {
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 600;
            min-width: 30px;
            text-align: center;
        }

        /* ============ FILTER BAR ============ */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 2rem;
            justify-content: center;
        }

        .filter-btn {
            padding: 0.5rem 1.2rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .filter-btn.active-filter {
            background: var(--color-primary);
            color: #0B0E14;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        /* ============ SCORE TABLE ============ */
        .score-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
        }

        .score-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.9rem;
        }

        .score-table thead th {
            background: var(--bg-section-alt);
            color: var(--text-secondary);
            font-weight: 600;
            padding: 0.85rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .score-table tbody td {
            padding: 0.85rem 1rem;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-primary);
            vertical-align: middle;
            white-space: nowrap;
        }

        .score-table tbody tr {
            transition: background var(--transition-fast);
        }

        .score-table tbody tr:hover {
            background: rgba(0, 240, 255, 0.03);
        }

        .score-table .score-bold {
            font-family: var(--font-mono);
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--color-primary);
        }

        .score-table .game-icon {
            width: 22px;
            height: 22px;
            border-radius: 4px;
            display: inline-block;
            vertical-align: middle;
            margin-right: 0.4rem;
            background: var(--color-secondary);
            text-align: center;
            line-height: 22px;
            font-size: 0.65rem;
            font-weight: 900;
            color: #fff;
        }

        /* ============ SCORE CARDS GRID ============ */
        .score-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.2rem;
        }

        .score-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.2rem;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .score-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .score-card .card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem;
        }

        .score-card .matchup {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.3rem;
            padding: 0.5rem 0;
        }

        .score-card .matchup .team {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text-primary);
            flex: 1;
            text-align: center;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .score-card .matchup .score-display {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--color-primary);
            padding: 0 0.6rem;
            flex-shrink: 0;
        }

        .score-card .matchup .score-divider {
            color: var(--text-muted);
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .score-card .card-meta {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ============ FEATURE CARDS ============ */
        .feature-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 1rem;
            flex-shrink: 0;
            transition: all var(--transition-smooth);
        }

        .card-dark:hover .feature-icon-circle {
            background: rgba(0, 240, 255, 0.2);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
        }

        /* ============ ACCORDION / FAQ ============ */
        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.6rem;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }

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

        .faq-accordion .accordion-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            padding: 1.1rem 1.3rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

        .faq-accordion .accordion-title:hover {
            color: var(--color-primary);
        }

        .faq-accordion .accordion-title::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 1rem;
            color: var(--color-primary);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .faq-accordion .is-active .accordion-title::after {
            transform: rotate(180deg);
        }

        .faq-accordion .accordion-content {
            padding: 0 1.3rem 1.1rem;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }

        .faq-accordion .is-active .accordion-content {
            display: block;
        }

        /* ============ CTA STRIP ============ */
        .cta-strip {
            background: var(--bg-section-alt);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            text-align: center;
            box-shadow: var(--shadow-glow);
        }

        .cta-strip h3 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .cta-strip p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            padding: 0 1.5rem;
        }

        .sticky-bottom-bar .sticky-text {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            white-space: nowrap;
        }

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

        /* ============ FOOTER ============ */
        .site-footer {
            background: #090C12;
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.4rem;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .hero-live h1 {
                font-size: 2.4rem;
            }
            .hero-live {
                padding: 3rem 0;
                min-height: 380px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            .score-cards-grid {
                grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            }
            .section-title {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .hero-live h1 {
                font-size: 2rem;
            }
            .hero-live .hero-sub {
                font-size: 1rem;
                max-width: 100%;
            }
            .hero-live {
                padding: 2.5rem 0;
                min-height: auto;
                text-align: center;
            }
            .hero-live .hero-actions {
                justify-content: center;
            }
            .hero-demo-card {
                margin-top: 1.5rem;
            }
            .section-block,
            .section-block-alt {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.2rem;
            }
            .sticky-bottom-bar {
                flex-direction: column;
                gap: 0.5rem;
                height: auto;
                padding: 0.7rem 1rem;
                text-align: center;
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.85rem;
            }
            .score-cards-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                gap: 0.4rem;
            }
            .filter-btn {
                padding: 0.4rem 0.9rem;
                font-size: 0.78rem;
            }
            .cta-strip {
                padding: 1.8rem 1.2rem;
            }
            .cta-strip h3 {
                font-size: 1.25rem;
            }
            .score-table-wrap {
                border-radius: var(--radius-sm);
            }
            .score-table thead th,
            .score-table tbody td {
                padding: 0.6rem 0.7rem;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .hero-live h1 {
                font-size: 1.7rem;
            }
            .hero-live {
                padding: 2rem 0;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .section-subtitle {
                font-size: 0.9rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.4rem;
            }
            .hero-live .hero-actions {
                flex-direction: column;
                align-items: center;
                gap: 0.7rem;
            }
            .btn-primary,
            .btn-secondary,
            .btn-glow {
                width: 100%;
                text-align: center;
            }
            .card-dark,
            .card-dark-glow {
                padding: 1.2rem;
            }
            .score-card {
                padding: 1rem;
            }
            .score-card .matchup .score-display {
                font-size: 1.2rem;
            }
            .score-card .matchup .team {
                font-size: 0.85rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: var(--sticky-bar-height);
            overflow-x: hidden;
            margin: 0;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input,
        select {
            font-family: inherit;
            font-size: 1rem;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.75rem;
            color: var(--text-primary);
            font-weight: 700;
            line-height: 1.3;
        }

        p {
            margin: 0 0 1rem;
            color: var(--text-secondary);
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }
        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-cta-btn:hover {
            background: var(--color-secondary);
            box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
            color: #fff !important;
        }
        .hamburger-toggle {
            display: none;
            color: var(--text-primary);
            font-size: 1.4rem;
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
            cursor: pointer;
        }
        .hamburger-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }
        .desktop-only {
            display: inline-flex;
        }
        @media (max-width: 1024px) {
            .desktop-only {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 24, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                align-items: flex-start;
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 1rem;
                padding: 0.5rem 0;
                width: 100%;
            }
        }

        /* ============ HERO ============ */
        .schedule-hero {
            position: relative;
            padding: 3.5rem 0 3rem;
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        .schedule-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.7) 0%, rgba(11, 14, 24, 0.92) 100%);
            z-index: 1;
        }
        .schedule-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }
        .schedule-hero .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .schedule-hero .hero-text h1 span {
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .schedule-hero .hero-text .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .btn-primary-lg {
            background: var(--color-accent);
            color: #fff;
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
            border: none;
            cursor: pointer;
        }
        .btn-primary-lg:hover {
            background: #e04a2a;
            box-shadow: 0 6px 24px rgba(255, 94, 58, 0.4);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-outline-lg {
            background: transparent;
            color: var(--color-primary);
            padding: 0.8rem 1.8rem;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
            border: 2px solid var(--color-primary);
            cursor: pointer;
        }
        .btn-outline-lg:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            box-shadow: 0 4px 20px rgba(0, 240, 255, 0.15);
        }
        .countdown-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2rem;
            text-align: center;
            position: relative;
            z-index: 2;
            box-shadow: var(--shadow-card);
        }
        .countdown-card .countdown-label {
            font-size: 0.85rem;
            color: var(--color-accent);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 0.5rem;
        }
        .countdown-card .countdown-match {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1rem;
        }
        .countdown-timer {
            display: flex;
            gap: 0.8rem;
            justify-content: center;
            margin-bottom: 1.2rem;
        }
        .countdown-timer .timer-block {
            background: #0B0E14;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 0.6rem 0.8rem;
            min-width: 52px;
            text-align: center;
        }
        .countdown-timer .timer-block .timer-num {
            font-size: 1.6rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-mono);
            line-height: 1;
        }
        .countdown-timer .timer-block .timer-unit {
            font-size: 0.7rem;
            color: var(--text-muted);
            margin-top: 0.2rem;
        }
        @media (max-width: 768px) {
            .schedule-hero .hero-content {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .schedule-hero .hero-text h1 {
                font-size: 2rem;
            }
            .countdown-card {
                padding: 1.5rem;
            }
            .countdown-timer .timer-block {
                min-width: 42px;
                padding: 0.5rem 0.6rem;
            }
            .countdown-timer .timer-block .timer-num {
                font-size: 1.3rem;
            }
        }

        /* ============ SECTION COMMON ============ */
        .section-pad {
            padding: 3.5rem 0;
        }
        .section-pad-sm {
            padding: 2.5rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.4rem;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
        }
        .section-header {
            margin-bottom: 2rem;
            text-align: center;
        }
        .section-header.left {
            text-align: left;
        }

        /* ============ FILTER BAR ============ */
        .filter-bar {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }
        .filter-bar .filter-label {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
            white-space: nowrap;
        }
        .filter-pills {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .filter-pill {
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--border-subtle);
            color: var(--text-secondary);
            background: transparent;
            white-space: nowrap;
        }
        .filter-pill.active,
        .filter-pill:hover {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .filter-pill.active {
            background: rgba(0, 240, 255, 0.18);
            font-weight: 700;
        }

        /* ============ MATCH LIST ============ */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .match-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            display: grid;
            grid-template-columns: 110px 1fr auto;
            gap: 1.5rem;
            align-items: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .match-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .match-card .match-time {
            text-align: center;
        }
        .match-card .match-time .match-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            font-weight: 500;
        }
        .match-card .match-time .match-hour {
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-mono);
        }
        .match-card .match-info {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
        }
        .match-card .match-teams {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
        }
        .match-card .match-teams .vs-badge {
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 900;
            background: rgba(255, 94, 58, 0.12);
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
        }
        .match-card .match-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .match-card .match-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .match-card .match-tag {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 700;
            background: rgba(168, 85, 247, 0.15);
            color: var(--color-secondary);
        }
        .match-card .match-tag.hot {
            background: rgba(255, 94, 58, 0.15);
            color: var(--color-accent);
        }
        .match-card .match-action {
            display: flex;
            gap: 0.5rem;
            align-items: center;
        }
        .btn-sm {
            padding: 0.45rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.8rem;
            font-weight: 600;
            transition: all var(--transition-fast);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            white-space: nowrap;
        }
        .btn-sm-primary {
            background: var(--color-primary);
            color: #0B0E14;
        }
        .btn-sm-primary:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(168, 85, 247, 0.35);
        }
        .btn-sm-outline {
            background: transparent;
            border: 1px solid var(--color-primary);
            color: var(--color-primary);
        }
        .btn-sm-outline:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
        }
        @media (max-width: 768px) {
            .match-card {
                grid-template-columns: 1fr;
                gap: 0.8rem;
                padding: 1rem;
            }
            .match-card .match-time {
                text-align: left;
                display: flex;
                align-items: center;
                gap: 0.8rem;
            }
            .match-card .match-action {
                justify-content: flex-start;
            }
        }

        /* ============ TIMELINE ============ */
        .timeline-section {
            position: relative;
        }
        .timeline-list {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            position: relative;
            padding-left: 2.5rem;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 0.85rem;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--color-primary), var(--color-secondary), transparent);
            border-radius: 1px;
        }
        .timeline-item {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            transition: all var(--transition-smooth);
        }
        .timeline-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.1rem;
            top: 1.4rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 3px solid var(--bg-deep);
            box-shadow: 0 0 12px rgba(0, 240, 255, 0.5);
            z-index: 2;
        }
        .timeline-item .tl-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 0.6rem;
        }
        .timeline-item .tl-time {
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-mono);
            font-size: 0.9rem;
        }
        .timeline-item .tl-teams {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
        }
        .timeline-item .tl-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 640px) {
            .timeline-list {
                padding-left: 2rem;
            }
            .timeline-item::before {
                left: -1.75rem;
                width: 10px;
                height: 10px;
            }
        }

        /* ============ DEEP CONTENT ============ */
        .deep-content {
            background: var(--bg-section-alt);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid var(--border-subtle);
        }
        .deep-content h3 {
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        .deep-content p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 1.2rem;
        }
        .deep-content .highlight-box {
            background: rgba(0, 240, 255, 0.05);
            border-left: 3px solid var(--color-primary);
            padding: 1rem 1.5rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.5rem 0;
            font-size: 0.95rem;
            color: var(--text-primary);
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: var(--bg-section-alt);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid var(--border-subtle);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            padding: 1.2rem 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1.05rem;
            color: #fff;
            gap: 1rem;
            transition: color var(--transition-fast);
        }
        .faq-item:hover .faq-question {
            color: var(--color-primary);
        }
        .faq-item .faq-question i {
            transition: transform var(--transition-smooth);
            color: var(--color-primary);
            font-size: 1rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding-top: 0.8rem;
        }

        /* ============ CTA STRIP ============ */
        .cta-strip {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.06), rgba(168, 85, 247, 0.06));
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            text-align: center;
        }
        .cta-strip h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .cta-strip p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 2rem;
            padding: 0 1.5rem;
        }
        .sticky-bottom-bar .sticky-text {
            font-weight: 700;
            color: #fff;
            font-size: 0.95rem;
        }
        .sticky-bottom-bar .sticky-text span {
            color: var(--color-primary);
        }
        @media (max-width: 640px) {
            .sticky-bottom-bar {
                gap: 1rem;
                flex-wrap: wrap;
                justify-content: center;
                padding: 0.5rem 1rem;
                height: auto;
                min-height: var(--sticky-bar-height);
            }
            .sticky-bottom-bar .sticky-text {
                font-size: 0.8rem;
            }
            body {
                padding-bottom: 80px;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #090C12;
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .site-footer .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            justify-content: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--color-primary);
        }
        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
        }

        /* ============ UTILITY ============ */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .bg-alt {
            background: var(--bg-section-alt);
        }
        .gap-row {
            display: flex;
            flex-direction: column;
            gap: 3.5rem;
        }

/* roulang page: category3 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: var(--sticky-bar-height);
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            font-size: 1rem;
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            color: var(--text-primary);
        }

        p {
            margin: 0;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }

        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            display: inline-block;
        }

        .nav-cta-btn:hover {
            background: var(--color-secondary);
            box-shadow: 0 0 20px rgba(168, 85, 247, 0.4);
            color: #fff !important;
        }

        .hamburger-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .hamburger-toggle:hover {
            color: var(--color-primary);
        }

        .desktop-only {
            display: inline-block;
        }

        /* ============ HERO ============ */
        .page-hero {
            position: relative;
            padding: 4rem 1.5rem 3.5rem;
            text-align: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.82) 0%, rgba(11, 14, 24, 0.92) 60%, rgba(11, 14, 24, 0.98) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            border: 1px solid rgba(0, 240, 255, 0.3);
            color: var(--color-primary);
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.2rem;
            letter-spacing: 0.02em;
        }

        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
            line-height: 1.25;
        }

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

        .page-hero .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .page-hero .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: center;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #0B0E14;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            text-decoration: none;
            transition: all var(--transition-smooth);
            display: inline-block;
            border: 2px solid transparent;
        }

        .btn-primary:hover {
            background: var(--color-secondary);
            box-shadow: 0 0 28px rgba(168, 85, 247, 0.45);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            text-decoration: none;
            transition: all var(--transition-smooth);
            display: inline-block;
            border: 2px solid var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
        }

        /* ============ SECTION COMMON ============ */
        .section {
            padding: 4rem 1.5rem;
        }

        .section-alt {
            background: var(--bg-section-alt);
        }

        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.6rem;
            letter-spacing: -0.01em;
        }

        .section-header .section-tag {
            display: inline-block;
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 0.5rem;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 650px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ============ RANKING TAB SWITCHER ============ */
        .rank-tabs-wrapper {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .rank-tab-btn {
            padding: 0.6rem 1.4rem;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .rank-tab-btn:hover {
            color: var(--color-primary);
            border-color: rgba(0, 240, 255, 0.3);
            background: rgba(0, 240, 255, 0.04);
        }

        .rank-tab-btn.active {
            background: var(--color-primary);
            color: #0B0E14;
            border-color: var(--color-primary);
            font-weight: 700;
            box-shadow: 0 0 18px rgba(0, 240, 255, 0.3);
        }

        /* ============ RANKING TABLE ============ */
        .rank-table-wrapper {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
            box-shadow: var(--shadow-card);
            margin-bottom: 2rem;
        }

        .rank-table-wrapper::-webkit-scrollbar {
            height: 4px;
        }

        .rank-table-wrapper::-webkit-scrollbar-track {
            background: transparent;
        }

        .rank-table-wrapper::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.12);
            border-radius: 4px;
        }

        .rank-table {
            width: 100%;
            min-width: 700px;
            border-collapse: collapse;
            font-size: 0.95rem;
        }

        .rank-table thead {
            background: rgba(0, 240, 255, 0.04);
            border-bottom: 2px solid rgba(0, 240, 255, 0.18);
        }

        .rank-table thead th {
            padding: 0.9rem 1rem;
            text-align: left;
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .rank-table tbody tr {
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition-fast);
        }

        .rank-table tbody tr:hover {
            background: rgba(0, 240, 255, 0.03);
        }

        .rank-table tbody tr.top-rank {
            background: rgba(0, 240, 255, 0.04);
        }

        .rank-table tbody td {
            padding: 0.8rem 1rem;
            vertical-align: middle;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .rank-num {
            font-weight: 800;
            font-size: 1.1rem;
            font-family: var(--font-mono);
            color: var(--text-primary);
            width: 50px;
            text-align: center;
        }

        .rank-num.top3 {
            color: var(--color-primary);
        }

        .rank-change {
            display: inline-flex;
            align-items: center;
            gap: 0.2rem;
            font-weight: 700;
            font-size: 0.85rem;
            font-family: var(--font-mono);
        }

        .rank-change.up {
            color: #22D172;
        }

        .rank-change.down {
            color: var(--color-accent);
        }

        .rank-change.same {
            color: var(--text-muted);
        }

        .team-cell {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-weight: 600;
        }

        .team-cell .team-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 900;
            color: #0B0E14;
            flex-shrink: 0;
        }

        .score-highlight {
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-mono);
        }

        .win-rate-bar {
            display: inline-block;
            height: 6px;
            border-radius: 3px;
            background: var(--color-primary);
            margin-right: 0.5rem;
            vertical-align: middle;
        }

        .win-rate-bar-bg {
            display: inline-block;
            width: 80px;
            height: 6px;
            border-radius: 3px;
            background: rgba(255, 255, 255, 0.08);
            vertical-align: middle;
            margin-right: 0.4rem;
            overflow: hidden;
        }

        .win-rate-bar-bg .win-rate-fill {
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
            transition: width 0.6s ease;
        }

        .rank-table-panel {
            display: none;
        }

        .rank-table-panel.active {
            display: block;
        }

        /* ============ INSIGHT CARDS ============ */
        .insight-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .insight-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .insight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
            border-radius: 0 2px 2px 0;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .insight-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

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

        .insight-card .insight-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: rgba(0, 240, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 1rem;
        }

        .insight-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

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

        .insight-card .insight-stat {
            font-size: 2rem;
            font-weight: 900;
            color: var(--color-primary);
            font-family: var(--font-mono);
            margin: 0.6rem 0 0.3rem;
        }

        /* ============ HIGHLIGHT TEAM SECTION ============ */
        .highlight-team-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .highlight-team-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2rem;
            display: flex;
            gap: 1.5rem;
            align-items: center;
            transition: all var(--transition-smooth);
        }

        .highlight-team-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }

        .highlight-team-card .team-img-wrap {
            width: 100px;
            height: 100px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-section-alt);
            border: 2px solid var(--border-subtle);
        }

        .highlight-team-card .team-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .highlight-team-card .team-info h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.3rem;
        }

        .highlight-team-card .team-info .team-rank-badge {
            display: inline-block;
            background: rgba(0, 240, 255, 0.12);
            color: var(--color-primary);
            padding: 0.2rem 0.7rem;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

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

        .highlight-team-card .team-stats-row {
            display: flex;
            gap: 1.2rem;
            margin-top: 0.6rem;
            flex-wrap: wrap;
        }

        .highlight-team-card .team-stat-item {
            text-align: center;
        }

        .highlight-team-card .team-stat-item .stat-val {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--color-primary);
            font-family: var(--font-mono);
        }

        .highlight-team-card .team-stat-item .stat-label {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ============ RANKING RULES ============ */
        .rules-content {
            max-width: 800px;
            margin: 0 auto;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
        }

        .rules-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid rgba(0, 240, 255, 0.15);
        }

        .rules-content p {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }

        .rules-content ul {
            list-style: disc;
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
            color: var(--text-secondary);
        }

        .rules-content ul li {
            margin-bottom: 0.4rem;
            line-height: 1.6;
            font-size: 0.95rem;
        }

        .rules-content .formula-box {
            background: rgba(0, 240, 255, 0.04);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.5rem;
            margin: 1.2rem 0;
            font-family: var(--font-mono);
            color: var(--color-primary);
            font-size: 0.9rem;
            text-align: center;
            letter-spacing: 0.03em;
        }

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

        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.7rem;
            overflow: hidden;
            transition: all var(--transition-smooth);
        }

        .faq-accordion .accordion-item:hover {
            border-color: rgba(0, 240, 255, 0.2);
        }

        .faq-accordion .accordion-title {
            padding: 1.1rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: color var(--transition-fast);
        }

        .faq-accordion .accordion-title:hover {
            color: var(--color-primary);
        }

        .faq-accordion .accordion-title .faq-icon {
            font-size: 0.85rem;
            color: var(--color-primary);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
            margin-left: 1rem;
        }

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

        .faq-accordion .accordion-content {
            padding: 0 1.5rem 1.3rem;
            color: var(--text-secondary);
            font-size: 0.93rem;
            line-height: 1.7;
            display: none;
        }

        .faq-accordion .accordion-item.open .accordion-content {
            display: block;
        }

        .faq-accordion .accordion-item.open {
            border-color: rgba(0, 240, 255, 0.3);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.04);
        }

        /* ============ CTA BANNER ============ */
        .cta-banner {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.06) 0%, rgba(168, 85, 247, 0.06) 100%);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-banner h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.6rem;
        }

        .cta-banner p {
            color: var(--text-secondary);
            margin-bottom: 1.5rem;
            font-size: 1rem;
            line-height: 1.6;
        }

        .cta-banner .btn-primary {
            font-size: 1.05rem;
            padding: 0.8rem 2.2rem;
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.95);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid rgba(0, 240, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            padding: 0 1.5rem;
        }

        .sticky-bottom-bar .sticky-text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
        }

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

        .sticky-bottom-bar .btn-accent {
            background: var(--color-accent);
            color: #fff;
            padding: 0.55rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.9rem;
            text-decoration: none;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            border: 2px solid transparent;
        }

        .sticky-bottom-bar .btn-accent:hover {
            background: transparent;
            border-color: var(--color-accent);
            color: var(--color-accent);
            box-shadow: 0 0 22px rgba(255, 94, 58, 0.3);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 1.5rem 2rem;
            margin-bottom: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: var(--max-width);
            margin: 0 auto 2rem;
        }

        .site-footer .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 0.5rem;
        }

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

        .site-footer .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .site-footer .footer-bottom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-subtle);
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
            text-align: center;
        }

        .site-footer .footer-bottom .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        .site-footer .footer-bottom a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }

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

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .page-hero h1 {
                font-size: 2.2rem;
            }

            .insight-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .highlight-team-grid {
                grid-template-columns: 1fr;
            }

            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .nav-links {
                gap: 1rem;
            }

            .nav-links a {
                font-size: 0.82rem;
            }

            .section {
                padding: 3rem 1.2rem;
            }

            .section-header h2 {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 24, 0.98);
                flex-direction: column;
                padding: 1.5rem;
                gap: 0.8rem;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
            }

            .nav-links.show {
                display: flex;
            }

            .nav-links a {
                font-size: 1rem;
                padding: 0.6rem 0;
                width: 100%;
                text-align: center;
            }

            .hamburger-toggle {
                display: block;
            }

            .desktop-only {
                display: none;
            }

            .page-hero {
                min-height: 300px;
                padding: 3rem 1rem 2.5rem;
            }

            .page-hero h1 {
                font-size: 1.8rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }

            .insight-grid {
                grid-template-columns: 1fr;
            }

            .highlight-team-card {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .highlight-team-card .team-stats-row {
                justify-content: center;
            }

            .section {
                padding: 2.5rem 1rem;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }

            .rank-table-wrapper {
                border-radius: var(--radius-md);
            }

            .rank-table {
                min-width: 600px;
                font-size: 0.82rem;
            }

            .rank-table thead th,
            .rank-table tbody td {
                padding: 0.6rem 0.7rem;
            }

            .sticky-bottom-bar {
                flex-direction: column;
                height: auto;
                padding: 0.7rem 1rem;
                gap: 0.5rem;
                text-align: center;
            }

            .sticky-bottom-bar .sticky-text {
                font-size: 0.82rem;
            }

            .cta-banner {
                padding: 1.8rem 1.2rem;
            }

            .cta-banner h3 {
                font-size: 1.2rem;
            }

            .rules-content {
                padding: 1.5rem;
            }

            .rank-tabs-wrapper {
                gap: 0.4rem;
            }

            .rank-tab-btn {
                padding: 0.5rem 1rem;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.85rem;
            }

            .btn-primary,
            .btn-outline {
                padding: 0.6rem 1.3rem;
                font-size: 0.9rem;
                width: 100%;
                text-align: center;
            }

            .page-hero .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .rank-table {
                min-width: 500px;
                font-size: 0.75rem;
            }

            .highlight-team-card .team-img-wrap {
                width: 70px;
                height: 70px;
            }

            .section-header h2 {
                font-size: 1.3rem;
            }

            .insight-card {
                padding: 1.3rem;
            }

            .insight-card .insight-stat {
                font-size: 1.5rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            font-size: 1rem;
        }

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

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }

        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none !important;
            display: inline-block;
            letter-spacing: 0.02em;
        }

        .nav-cta-btn:hover {
            background: var(--color-secondary);
            color: #fff !important;
            box-shadow: 0 4px 20px rgba(168, 85, 247, 0.45);
            transform: translateY(-1px);
        }

        .hamburger-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .hamburger-toggle:hover {
            color: var(--color-primary);
        }

        .desktop-only {
            display: inline-block;
        }

        /* Mobile Nav */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 1rem;
            }
            .nav-links a {
                font-size: 0.8rem;
            }
            .nav-cta-btn {
                font-size: 0.78rem !important;
                padding: 0.4rem 0.8rem !important;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 24, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 1.5rem;
                gap: 1rem;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 1rem;
                padding: 0.6rem 0;
                width: 100%;
                text-align: center;
            }
            .hamburger-toggle {
                display: block;
            }
            .desktop-only {
                display: none;
            }
            .nav-cta-btn.mobile-show {
                display: inline-block;
                margin-top: 0.5rem;
                width: 100%;
                text-align: center;
            }
        }

        /* ============ PAGE HERO ============ */
        .page-hero {
            position: relative;
            background: var(--bg-section-alt);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
            border-bottom: 1px solid var(--border-subtle);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.75) 0%, rgba(11, 14, 24, 0.92) 100%);
            z-index: 1;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 30% 50%, rgba(0, 240, 255, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(168, 85, 247, 0.06) 0%, transparent 55%);
            z-index: 1;
            pointer-events: none;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 3rem 1.5rem;
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 1.2rem;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 94, 58, 0.18);
            color: var(--color-accent);
            padding: 0.35rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border: 1px solid rgba(255, 94, 58, 0.3);
        }

        .hero-badge .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 94, 58, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 94, 58, 0);
            }
        }

        .page-hero .hero-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin: 0;
            max-width: 700px;
        }

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

        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.6;
            margin: 0;
        }

        .hero-cta-row {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 0.5rem;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            letter-spacing: 0.02em;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: #ff7a5c;
            color: #fff;
            box-shadow: 0 6px 24px rgba(255, 94, 58, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: 1.5px solid var(--color-primary);
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.08);
            color: var(--color-primary);
            border-color: var(--color-secondary);
            box-shadow: 0 4px 16px rgba(0, 240, 255, 0.15);
        }

        @media (max-width: 768px) {
            .page-hero {
                min-height: 300px;
            }
            .page-hero .hero-content h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .page-hero .hero-content {
                padding: 2rem 1.5rem;
                gap: 0.8rem;
            }
        }

        /* ============ FILTER BAR ============ */
        .filter-bar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border-subtle);
            padding: 1rem 0;
            position: sticky;
            top: var(--nav-height);
            z-index: 50;
        }

        .filter-bar .filter-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: space-between;
        }

        .filter-tags {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            align-items: center;
        }

        .filter-tag {
            padding: 0.4rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .filter-tag.active {
            background: var(--color-primary);
            color: #0B0E14;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        .filter-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--bg-deep);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 0.45rem 0.9rem;
            transition: border-color var(--transition-fast);
        }

        .filter-search:focus-within {
            border-color: var(--color-primary);
        }

        .filter-search input {
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 0.9rem;
            min-width: 180px;
            outline: none;
        }

        .filter-search input::placeholder {
            color: var(--text-muted);
        }

        .filter-search button {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

        .filter-search button:hover {
            color: var(--color-primary);
        }

        @media (max-width: 640px) {
            .filter-bar .filter-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }
            .filter-search input {
                min-width: 140px;
            }
            .filter-tag {
                font-size: 0.78rem;
                padding: 0.3rem 0.7rem;
            }
        }

        /* ============ NEWS GRID ============ */
        .news-section {
            padding: 3rem 0 4rem;
            background: var(--bg-deep);
        }

        .news-section .section-header {
            max-width: var(--max-width);
            margin: 0 auto 2rem;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .section-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .section-header h2 .icon-accent {
            color: var(--color-primary);
            font-size: 1.1rem;
        }

        .section-header .view-all {
            font-size: 0.9rem;
            color: var(--color-primary);
            font-weight: 500;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .section-header .view-all:hover {
            color: var(--color-secondary);
        }

        .news-grid {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .news-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-section-alt);
        }

        .news-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .news-card .card-date-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(168, 85, 247, 0.9);
            color: #fff;
            padding: 0.25rem 0.7rem;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }

        .news-card .card-category-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(11, 14, 24, 0.85);
            color: var(--color-primary);
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            font-size: 0.72rem;
            font-weight: 600;
            z-index: 2;
            border: 1px solid rgba(0, 240, 255, 0.25);
        }

        .news-card .card-body {
            padding: 1.2rem 1.3rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .news-card .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-primary);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }

        .news-card:hover .card-body h3 {
            color: var(--color-primary);
        }

        .news-card .card-body .card-summary {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
            margin: 0;
        }

        .news-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: auto;
            padding-top: 0.4rem;
        }

        .news-card .card-body .read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            margin-top: 0.3rem;
            align-self: flex-start;
        }

        .news-card .card-body .read-more:hover {
            color: var(--color-secondary);
            gap: 0.5rem;
        }

        /* Featured large card */
        .news-card.featured {
            grid-column: span 2;
            flex-direction: row;
        }

        .news-card.featured .card-img-wrap {
            width: 48%;
            aspect-ratio: auto;
            min-height: 280px;
            flex-shrink: 0;
        }

        .news-card.featured .card-body {
            padding: 1.5rem 1.6rem;
            justify-content: center;
        }

        .news-card.featured .card-body h3 {
            font-size: 1.25rem;
            -webkit-line-clamp: 3;
        }

        .news-card.featured .card-body .card-summary {
            -webkit-line-clamp: 3;
            font-size: 0.92rem;
        }

        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.2rem;
            }
            .news-card.featured {
                grid-column: span 2;
                flex-direction: column;
            }
            .news-card.featured .card-img-wrap {
                width: 100%;
                aspect-ratio: 16 / 10;
                min-height: auto;
            }
        }

        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .news-card.featured {
                grid-column: span 1;
            }
            .news-card .card-body h3 {
                font-size: 1rem;
            }
            .news-section {
                padding: 2rem 0 3rem;
            }
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: var(--bg-section-alt);
            padding: 3.5rem 0;
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, transparent 70%);
            pointer-events: none;
            z-index: 1;
        }

        .cta-section .cta-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-section .cta-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 0.4rem;
        }

        .cta-section .cta-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0;
            max-width: 500px;
        }

        .cta-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-subscribe {
            background: var(--color-primary);
            color: #0B0E14;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-subscribe:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 6px 24px rgba(168, 85, 247, 0.4);
            transform: translateY(-2px);
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 2.5rem 0;
            }
            .cta-section .cta-inner {
                flex-direction: column;
                text-align: center;
                gap: 1.2rem;
            }
            .cta-section .cta-text p {
                max-width: 100%;
            }
            .cta-actions {
                justify-content: center;
            }
        }

        /* ============ PAGINATION ============ */
        .pagination-section {
            padding: 2rem 0 3rem;
            text-align: center;
        }

        .pagination-custom {
            display: inline-flex;
            gap: 0.4rem;
            align-items: center;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pagination-custom .page-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }

        .pagination-custom .page-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .pagination-custom .page-btn.active {
            background: var(--color-primary);
            color: #0B0E14;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        .pagination-custom .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            color: var(--text-secondary);
            font-size: 0.88rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text-muted);
            text-align: center;
        }

        .footer-bottom .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        .footer-bottom a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom span {
            white-space: nowrap;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 0.5rem;
            }
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            z-index: 900;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            padding: 0 1.5rem;
        }

        .sticky-bottom-bar .bar-text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .sticky-bottom-bar .bar-cta {
            background: var(--color-accent);
            color: #fff;
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .sticky-bottom-bar .bar-cta:hover {
            background: #ff7a5c;
            color: #fff;
            box-shadow: 0 4px 18px rgba(255, 94, 58, 0.4);
        }

        @media (max-width: 640px) {
            .sticky-bottom-bar {
                gap: 0.8rem;
                padding: 0 1rem;
            }
            .sticky-bottom-bar .bar-text {
                font-size: 0.78rem;
            }
            .sticky-bottom-bar .bar-cta {
                font-size: 0.78rem;
                padding: 0.4rem 1rem;
            }
        }

        /* Utility */
        .text-accent {
            color: var(--color-accent);
        }
        .text-primary-glow {
            color: var(--color-primary);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category6 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            margin: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }

        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 1rem;
        }

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-primary);
            margin-top: 0;
            font-weight: 700;
            line-height: 1.3;
        }

        h1 {
            font-size: 2.6rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }

        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            display: inline-block;
        }

        .nav-cta-btn:hover {
            background: var(--color-secondary);
            color: #fff !important;
            box-shadow: 0 0 20px rgba(168, 85, 247, 0.4);
        }

        .hamburger-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }

        .hamburger-toggle:hover {
            color: var(--color-primary);
        }

        .desktop-only {
            display: inline-block;
        }

        /* Mobile nav */
        @media (max-width: 1024px) {
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 24, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 1.5rem 2rem;
                gap: 1rem;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 1rem;
                padding: 0.6rem 0;
            }
            .hamburger-toggle {
                display: block;
            }
            .desktop-only {
                display: none;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }

        @media (max-width: 640px) {
            .nav-logo {
                font-size: 1.1rem;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .container-custom {
                padding: 0 1rem;
            }
        }

        /* ============ HERO ============ */
        .hero-about {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--bg-deep);
            overflow: hidden;
            padding: 4rem 1.5rem;
        }

        .hero-about::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }

        .hero-about::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 24, 0.5) 0%, rgba(11, 14, 24, 0.9) 100%);
            z-index: 1;
        }

        .hero-about .hero-content {
            position: relative;
            z-index: 2;
            max-width: 750px;
        }

        .hero-about .hero-badge {
            display: inline-block;
            padding: 0.4rem 1rem;
            background: rgba(0, 240, 255, 0.1);
            border: 1px solid rgba(0, 240, 255, 0.25);
            border-radius: 50px;
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            letter-spacing: 0.03em;
        }

        .hero-about h1 {
            color: #fff;
            margin-bottom: 1rem;
            font-size: 2.8rem;
        }

        .hero-about .hero-subtitle {
            color: var(--text-secondary);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        .hero-about .hero-cta-row {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #0B0E14;
            padding: 0.7rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 0 24px rgba(168, 85, 247, 0.45);
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            padding: 0.65rem 1.7rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            border: 2px solid var(--color-primary);
            transition: all var(--transition-smooth);
            text-decoration: none;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }

        /* ============ SECTION SPACING ============ */
        .section {
            padding: 4rem 0;
        }

        .section-alt {
            background: var(--bg-section-alt);
        }

        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-header h2 {
            margin-bottom: 0.6rem;
            color: #fff;
        }

        .section-header .section-line {
            width: 50px;
            height: 3px;
            background: var(--color-primary);
            margin: 0.8rem auto;
            border-radius: 2px;
        }

        .section-header p {
            max-width: 600px;
            margin: 0 auto;
            color: var(--text-secondary);
        }

        /* ============ BRAND STORY ============ */
        .brand-story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .brand-story-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .brand-story-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform var(--transition-smooth);
        }

        .brand-story-image:hover img {
            transform: scale(1.03);
        }

        .brand-story-image::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-lg);
            box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.08);
            pointer-events: none;
        }

        .brand-story-text h3 {
            color: #fff;
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .brand-story-text .highlight {
            color: var(--color-primary);
            font-weight: 600;
        }

        .brand-story-text p {
            margin-bottom: 0.8rem;
            line-height: 1.8;
        }

        .brand-story-text .stat-row {
            display: flex;
            gap: 2rem;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
            min-width: 80px;
        }

        .stat-item .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            font-family: var(--font-mono);
            letter-spacing: -0.02em;
        }

        .stat-item .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 0.2rem;
        }

        @media (max-width: 768px) {
            .brand-story-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .brand-story-image {
                max-width: 500px;
                margin: 0 auto;
            }
            .hero-about {
                min-height: 320px;
                padding: 3rem 1rem;
            }
            .hero-about h1 {
                font-size: 2rem;
            }
            .hero-about .hero-subtitle {
                font-size: 1rem;
            }
            .section {
                padding: 2.5rem 0;
            }
        }

        /* ============ CONTACT CARDS ============ */
        .contact-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .contact-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

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

        .contact-card .contact-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(0, 240, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.2rem;
            font-size: 1.5rem;
            color: var(--color-primary);
            transition: all var(--transition-smooth);
        }

        .contact-card:hover .contact-icon {
            background: rgba(0, 240, 255, 0.16);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }

        .contact-card h4 {
            color: #fff;
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

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

        .contact-card a {
            color: var(--color-primary);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .contact-cards-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 520px) {
            .contact-cards-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ FORM & MAP ============ */
        .form-map-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: start;
        }

        .contact-form-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow-card);
        }

        .contact-form-wrap h3 {
            color: #fff;
            margin-bottom: 1.5rem;
            font-size: 1.4rem;
        }

        .contact-form-wrap .form-group {
            margin-bottom: 1.2rem;
        }

        .contact-form-wrap label {
            display: block;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 0.4rem;
            letter-spacing: 0.02em;
        }

        .contact-form-wrap input,
        .contact-form-wrap textarea,
        .contact-form-wrap select {
            width: 100%;
            background: var(--bg-deep);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 0.7rem 1rem;
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: border-color var(--transition-fast);
            outline: none;
        }

        .contact-form-wrap input:focus,
        .contact-form-wrap textarea:focus,
        .contact-form-wrap select:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.06);
        }

        .contact-form-wrap textarea {
            resize: vertical;
            min-height: 130px;
        }

        .contact-form-wrap .btn-submit {
            width: 100%;
            background: var(--color-primary);
            color: #0B0E14;
            padding: 0.8rem;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            letter-spacing: 0.02em;
        }

        .contact-form-wrap .btn-submit:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 0 28px rgba(168, 85, 247, 0.4);
        }

        .map-placeholder {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            height: 100%;
            min-height: 420px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .map-placeholder::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/coverpic/cover-8.webp') center/cover no-repeat;
            opacity: 0.15;
            z-index: 0;
        }

        .map-placeholder .map-inner {
            position: relative;
            z-index: 1;
            padding: 2rem;
        }

        .map-placeholder .map-icon {
            font-size: 3.5rem;
            color: var(--color-primary);
            margin-bottom: 1rem;
            opacity: 0.7;
        }

        .map-placeholder h4 {
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .map-placeholder p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin: 0;
        }

        @media (max-width: 768px) {
            .form-map-grid {
                grid-template-columns: 1fr;
            }
            .map-placeholder {
                min-height: 260px;
            }
            .contact-form-wrap {
                padding: 1.5rem;
            }
        }

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

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.8rem;
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            cursor: pointer;
            background: transparent;
            border: none;
            transition: color var(--transition-fast);
            font-family: inherit;
        }

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

        .faq-question .faq-icon {
            font-size: 0.85rem;
            color: var(--color-primary);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.5rem;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.5rem 1.2rem;
        }

        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        /* ============ CTA BANNER ============ */
        .cta-banner {
            background: var(--bg-section-alt);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 3rem 2rem;
            text-align: center;
            box-shadow: var(--shadow-glow);
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(0, 240, 255, 0.04) 0%, transparent 60%);
            z-index: 0;
            pointer-events: none;
        }

        .cta-banner>* {
            position: relative;
            z-index: 1;
        }

        .cta-banner h2 {
            color: #fff;
            margin-bottom: 0.8rem;
            font-size: 1.8rem;
        }

        .cta-banner p {
            color: var(--text-secondary);
            max-width: 550px;
            margin: 0 auto 1.5rem;
            font-size: 1rem;
        }

        .cta-banner .btn-primary {
            font-size: 1rem;
            padding: 0.8rem 2.2rem;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #080b10;
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2.5rem;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.2rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-subtle);
            font-size: 0.8rem;
            color: var(--text-muted);
            justify-content: center;
            text-align: center;
        }

        .footer-bottom .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        .footer-bottom a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }

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

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                gap: 0.8rem;
                font-size: 0.75rem;
            }
            .cta-banner {
                padding: 2rem 1.2rem;
            }
            .cta-banner h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ MISC ============ */
        .text-center {
            text-align: center;
        }
        .text-muted {
            color: var(--text-muted);
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }

/* roulang page: category5 */
:root {
            --bg-deep: #0B0E14;
            --bg-card: #131A24;
            --bg-section-alt: #101720;
            --color-primary: #00F0FF;
            --color-secondary: #A855F7;
            --color-accent: #FF5E3A;
            --text-primary: #EAECF0;
            --text-secondary: #8B95A5;
            --text-muted: #5E6875;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(0, 240, 255, 0.35);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 28px rgba(0, 240, 255, 0.10);
            --shadow-glow: 0 0 40px rgba(0, 240, 255, 0.06);
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Inter", "Roboto", sans-serif;
            --font-mono: "SF Mono", "JetBrains Mono", "Consolas", "Menlo", monospace;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s ease;
            --max-width: 1200px;
            --nav-height: 64px;
            --sticky-bar-height: 60px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            padding-top: var(--nav-height);
            padding-bottom: var(--sticky-bar-height);
            overflow-x: hidden;
            margin: 0;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-secondary);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        input {
            font-family: inherit;
            font-size: 1rem;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            color: var(--text-primary);
            line-height: 1.3;
        }

        p {
            margin-top: 0;
            margin-bottom: 1rem;
        }

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

        .container-custom {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ============ NAVIGATION ============ */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            transition: background var(--transition-smooth);
        }
        .site-nav .nav-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            text-decoration: none;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #0B0E14;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0.35rem 0;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-primary);
            transition: width var(--transition-smooth);
            border-radius: 1px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-primary);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-cta-btn {
            background: var(--color-primary);
            color: #0B0E14 !important;
            padding: 0.5rem 1.1rem !important;
            border-radius: var(--radius-sm);
            font-weight: 700 !important;
            font-size: 0.85rem !important;
            transition: all var(--transition-smooth) !important;
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            display: inline-block;
        }
        .nav-cta-btn:hover {
            background: var(--color-secondary);
            color: #fff !important;
            box-shadow: 0 0 20px rgba(168, 85, 247, 0.4);
        }
        .hamburger-toggle {
            display: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 0.4rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }
        .hamburger-toggle:hover {
            color: var(--color-primary);
        }
        .desktop-only {
            display: inline-block;
        }

        @media (max-width: 1024px) {
            .nav-links {
                gap: 1rem;
            }
            .nav-links a {
                font-size: 0.8rem;
            }
            .nav-cta-btn {
                font-size: 0.78rem !important;
                padding: 0.4rem 0.85rem !important;
            }
        }

        @media (max-width: 768px) {
            .desktop-only {
                display: none;
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(11, 14, 24, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 1.2rem 1.5rem;
                gap: 0.8rem;
                border-bottom: 1px solid var(--border-subtle);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                font-size: 0.95rem;
                padding: 0.6rem 0;
                width: 100%;
                border-bottom: 1px solid var(--border-subtle);
            }
            .nav-links a:last-child {
                border-bottom: none;
            }
        }

        /* ============ BUTTONS ============ */
        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #0B0E14;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: 2px solid transparent;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--color-secondary);
            color: #fff;
            box-shadow: 0 0 24px rgba(168, 85, 247, 0.45);
            border-color: var(--color-secondary);
        }
        .btn-secondary {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: 2px solid var(--color-primary);
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: rgba(0, 240, 255, 0.08);
            border-color: var(--color-secondary);
            color: var(--color-secondary);
            box-shadow: 0 0 16px rgba(0, 240, 255, 0.15);
        }
        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-smooth);
            text-decoration: none;
            border: 2px solid var(--color-accent);
            cursor: pointer;
        }
        .btn-accent:hover {
            background: #ff3d12;
            border-color: #ff3d12;
            box-shadow: 0 0 28px rgba(255, 94, 58, 0.5);
            color: #fff;
        }
        .btn-sm {
            padding: 0.4rem 0.9rem;
            font-size: 0.8rem;
            border-radius: var(--radius-sm);
        }

        /* ============ CARDS ============ */
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }
        .card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 1.25rem;
        }

        /* ============ TAGS / BADGES ============ */
        .tag {
            display: inline-block;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(168, 85, 247, 0.15);
            color: var(--color-secondary);
            white-space: nowrap;
        }
        .tag-primary {
            background: rgba(0, 240, 255, 0.12);
            color: var(--color-primary);
        }
        .tag-accent {
            background: rgba(255, 94, 58, 0.12);
            color: var(--color-accent);
        }

        /* ============ SECTION ============ */
        .section {
            padding: 3.5rem 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 700px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        .section-header .section-title {
            position: relative;
            display: inline-block;
        }
        .section-header .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--color-primary);
            margin: 0.6rem auto 0;
            border-radius: 2px;
        }

        /* ============ HERO ============ */
        .hero-inner {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-top: 1.5rem;
        }
        .hero-inner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 14, 24, 0.88) 0%, rgba(11, 14, 24, 0.65) 50%, rgba(11, 14, 24, 0.82) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 3rem 2.5rem;
            max-width: 680px;
        }
        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: -0.03em;
            line-height: 1.2;
        }
        .hero-content h1 .highlight {
            color: var(--color-primary);
        }
        .hero-content .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 1.8rem;
            line-height: 1.7;
        }
        .hero-cta-group {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }

        @media (max-width: 768px) {
            .hero-inner {
                min-height: 340px;
                border-radius: var(--radius-md);
            }
            .hero-content {
                padding: 2rem 1.2rem;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-content .hero-desc {
                font-size: 0.95rem;
            }
        }

        /* ============ STRATEGY CARD LIST ============ */
        .strategy-card {
            display: flex;
            gap: 1.5rem;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            margin-bottom: 1.5rem;
        }
        .strategy-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
        }
        .strategy-card-img {
            flex: 0 0 280px;
            min-height: 200px;
            overflow: hidden;
            position: relative;
        }
        .strategy-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .strategy-card:hover .strategy-card-img img {
            transform: scale(1.04);
        }
        .strategy-card-body {
            flex: 1;
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .strategy-card-body .card-tags {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 0.6rem;
        }
        .strategy-card-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .strategy-card-body .card-excerpt {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 1rem;
            flex: 1;
        }
        .strategy-card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .strategy-card-body .card-meta span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        @media (max-width: 768px) {
            .strategy-card {
                flex-direction: column;
            }
            .strategy-card-img {
                flex: 0 0 auto;
                min-height: 180px;
                max-height: 220px;
            }
            .strategy-card-body {
                padding: 1rem;
            }
            .strategy-card-body h3 {
                font-size: 1.1rem;
            }
        }

        /* ============ PROCESS STEPS ============ */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .process-step {
            text-align: center;
            padding: 1.5rem 1rem;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
            position: relative;
        }
        .process-step:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
        }
        .process-step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
            color: #0B0E14;
            font-weight: 900;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.8rem;
        }
        .process-step h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .process-step p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin: 0;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ HOT CARDS GRID ============ */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .hot-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }
        .hot-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .hot-card-img {
            height: 160px;
            overflow: hidden;
        }
        .hot-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .hot-card:hover .hot-card-img img {
            transform: scale(1.05);
        }
        .hot-card-body {
            padding: 1rem;
        }
        .hot-card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
            line-height: 1.4;
        }
        .hot-card-body .hot-excerpt {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .hot-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ FAQ ACCORDION ============ */
        .accordion-faq .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .accordion-faq .accordion-item:hover {
            border-color: var(--border-hover);
        }
        .accordion-faq .accordion-title {
            padding: 1rem 1.25rem;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-primary);
            transition: color var(--transition-fast);
            user-select: none;
            background: none;
            width: 100%;
            text-align: left;
            border: none;
            font-family: inherit;
        }
        .accordion-faq .accordion-title:hover {
            color: var(--color-primary);
        }
        .accordion-faq .accordion-title .faq-icon {
            transition: transform var(--transition-smooth);
            color: var(--color-primary);
            font-size: 0.8rem;
            flex-shrink: 0;
        }
        .accordion-faq .accordion-title[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }
        .accordion-faq .accordion-content {
            padding: 0 1.25rem 1rem;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
            display: none;
        }
        .accordion-faq .accordion-content.open {
            display: block;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 240, 255, 0.05) 0%, rgba(168, 85, 247, 0.06) 50%, rgba(255, 94, 58, 0.04) 100%);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 3rem 2rem;
            text-align: center;
            margin: 2rem auto;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
        }
        .cta-section p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-bottom: 1.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .cta-btn-group {
            display: flex;
            gap: 0.8rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ============ STICKY BOTTOM BAR ============ */
        .sticky-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            height: var(--sticky-bar-height);
            background: rgba(11, 14, 24, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1.5rem;
            padding: 0 1.5rem;
        }
        .sticky-bottom-bar .bar-text {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .sticky-bottom-bar .bar-text .highlight {
            color: var(--color-primary);
        }

        @media (max-width: 640px) {
            .sticky-bottom-bar {
                gap: 0.8rem;
                padding: 0 0.8rem;
            }
            .sticky-bottom-bar .bar-text {
                font-size: 0.78rem;
            }
            .sticky-bottom-bar .btn-sm {
                padding: 0.35rem 0.7rem;
                font-size: 0.75rem;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-section-alt);
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.45rem;
        }
        .footer-col ul li a {
            color: var(--text-secondary);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.2rem;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-muted);
            justify-content: center;
        }
        .footer-bottom .footer-brand {
            font-weight: 700;
            color: var(--text-primary);
        }
        .footer-bottom a {
            color: var(--text-muted);
            font-size: 0.8rem;
        }
        .footer-bottom a:hover {
            color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }
        }

        /* ============ FILTER BAR ============ */
        .filter-bar {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
            justify-content: center;
        }
        .filter-chip {
            padding: 0.45rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            border: 1px solid var(--border-subtle);
            background: var(--bg-card);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover,
        .filter-chip.active-chip {
            background: rgba(0, 240, 255, 0.1);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }