/* roulang page: index */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: block;
            padding: 8px 16px;
            font-size: 14.5px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px 2px 0 0;
            box-shadow: 0 0 12px rgba(34, 197, 94, 0.6);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.4px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .nav-cta:hover {
            color: #0b0f14;
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
        }

        .nav-cta:active {
            transform: scale(0.97);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 18px;
            flex-shrink: 0;
            transition: background var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        /* Mobile Nav Drawer */
        .mobile-nav-wrapper {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 100;
            background: rgba(10, 15, 20, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            padding: 24px 20px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

        .mobile-nav-wrapper.open {
            display: flex;
        }

        .mobile-nav-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .mobile-nav-close {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 18px;
        }

        .mobile-nav-link {
            display: block;
            padding: 14px 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            border-left: 3px solid transparent;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .mobile-nav-link:hover {
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
        }

        .mobile-nav-link.active {
            color: var(--accent-green);
            border-left-color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 68vh;
            display: flex;
            align-items: center;
            padding: 80px 0 72px;
            overflow: hidden;
            isolation: isolate;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            filter: brightness(0.4) saturate(0.75);
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(180deg,
                    rgba(11, 15, 20, 0.65) 0%,
                    rgba(11, 15, 20, 0.82) 50%,
                    rgba(11, 15, 20, 0.95) 100%);
        }

        .hero-glow {
            position: absolute;
            inset: 0;
            z-index: -1;
            background:
                radial-gradient(ellipse at 50% 35%, rgba(34, 197, 94, 0.16) 0%, transparent 60%),
                radial-gradient(ellipse at 20% 70%, rgba(34, 211, 238, 0.12) 0%, transparent 50%);
            pointer-events: none;
        }

        .hero-content {
            text-align: center;
            max-width: 860px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: rgba(34, 197, 94, 0.12);
            border: 1px solid rgba(34, 197, 94, 0.3);
            color: var(--accent-green);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.6px;
            margin-bottom: 24px;
        }

        .hero-badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-green);
            box-shadow: 0 0 8px var(--accent-green);
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.6);
            }
        }

        .hero-title {
            font-size: clamp(28px, 5vw, 44px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            color: var(--text-primary);
            margin-bottom: 20px;
            text-wrap: balance;
        }

        .hero-title em {
            font-style: normal;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-subtitle {
            font-size: clamp(15px, 2.2vw, 17px);
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0 auto 32px;
            text-wrap: pretty;
        }

        .hero-search-wrapper {
            max-width: 560px;
            margin: 0 auto 28px;
            display: flex;
            align-items: center;
            gap: 0;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-full);
            padding: 4px 4px 4px 20px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .hero-search-wrapper:focus-within {
            border-color: rgba(34, 197, 94, 0.5);
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15), var(--shadow-glow-green);
        }

        .hero-search-icon {
            color: var(--text-muted);
            font-size: 16px;
            flex-shrink: 0;
            margin-right: 10px;
        }

        .hero-search-input {
            flex: 1;
            background: none;
            border: none;
            outline: none;
            color: var(--text-primary);
            font-size: 15px;
            padding: 12px 0;
            min-width: 0;
        }

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

        .hero-search-btn {
            padding: 10px 26px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.4px;
            flex-shrink: 0;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .hero-search-btn:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-glow-green);
        }

        .hero-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            justify-content: center;
            align-items: center;
        }

        .hero-chip-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .hero-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
        }

        .hero-chip:hover {
            background: rgba(34, 197, 94, 0.1);
            border-color: rgba(34, 197, 94, 0.4);
            color: var(--accent-green);
        }

        /* Sections */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }

        .section-alt {
            background: var(--bg-panel);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-header {
            margin-bottom: 36px;
            max-width: 680px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.8px;
            color: var(--accent-green);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
        }

        .section-title {
            font-size: clamp(22px, 3.5vw, 30px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 15.5px;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 640px;
        }

        /* Cards */
        .card {
            background: var(--bg-panel-light);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
        }

        .card:hover {
            transform: translateY(-4px);
            border-color: rgba(34, 197, 94, 0.4);
            box-shadow: var(--shadow-hover), var(--shadow-glow-green);
        }

        .card-clickable {
            cursor: pointer;
        }

        .card-image {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .card-image img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            filter: brightness(0.75);
            transition: transform var(--transition-smooth), filter var(--transition-smooth);
        }

        .card:hover .card-image img {
            transform: scale(1.04);
            filter: brightness(0.9);
        }

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

        .card-title {
            font-size: 17px;
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .card-text {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-green);
            margin-top: 12px;
            transition: gap var(--transition-base);
        }

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

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            line-height: 1.5;
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(34, 197, 94, 0.25);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.25);
        }

        .badge-orange {
            background: rgba(255, 138, 0, 0.12);
            color: var(--accent-orange);
            border: 1px solid rgba(255, 138, 0, 0.25);
        }

        .badge-cyan {
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(34, 211, 238, 0.25);
        }

        .badge-danger {
            background: rgba(239, 68, 68, 0.12);
            color: var(--accent-danger);
            border: 1px solid rgba(239, 68, 68, 0.25);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.4px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
        }

        .btn-primary:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
        }

        .btn-primary:active {
            transform: scale(0.96);
            filter: brightness(0.9);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent-green);
            border: 1.5px solid var(--accent-green);
        }

        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.1);
            box-shadow: 0 0 16px rgba(34, 197, 94, 0.25);
            transform: scale(1.03);
            color: var(--accent-green);
        }

        .btn-secondary:active {
            transform: scale(0.96);
        }

        /* Live Data Bar */
        .live-bar {
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border-color);
            padding: 12px 0;
            overflow: hidden;
            position: relative;
        }

        .live-bar-track {
            display: flex;
            gap: 28px;
            animation: marquee 30s linear infinite;
            width: max-content;
        }

        .live-bar:hover .live-bar-track {
            animation-play-state: paused;
        }

        @keyframes marquee {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }

        .live-match {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13.5px;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .live-match-score {
            font-family: var(--font-data);
            font-weight: 700;
            font-size: 16px;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .live-match-status {
            font-size: 11px;
            padding: 2px 8px;
            border-radius: var(--radius-full);
        }

        .live-match-status.live {
            background: rgba(239, 68, 68, 0.15);
            color: var(--accent-danger);
            animation: blink 1.6s ease-in-out infinite;
        }

        .live-match-status.ht {
            background: rgba(245, 158, 11, 0.15);
            color: var(--accent-amber);
        }

        .live-match-status.ft {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
        }

        @keyframes blink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.45;
            }
        }

        /* Data Stats */
        .stat-block {
            display: flex;
            align-items: baseline;
            gap: 10px;
        }

        .stat-number {
            font-family: var(--font-data);
            font-size: 38px;
            font-weight: 700;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.1;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* Price Cards */
        .price-card {
            background: var(--bg-panel-light);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
            position: relative;
        }

        .price-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(34, 197, 94, 0.35);
        }

        .price-card.featured {
            border-color: rgba(34, 197, 94, 0.5);
            background: linear-gradient(150deg, rgba(34, 197, 94, 0.06) 0%, var(--bg-panel-light) 60%);
        }

        .price-card.featured::before {
            content: '推荐';
            position: absolute;
            top: 16px;
            right: 16px;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.4px;
        }

        .price-amount {
            font-family: var(--font-data);
            font-size: 36px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }

        .price-period {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 400;
        }

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

        .faq-item:hover {
            border-color: rgba(34, 197, 94, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            user-select: none;
            transition: color var(--transition-base);
            min-height: 56px;
        }

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

        .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--accent-green);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.8;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        /* Testimonials */
        .testimonial-card {
            background: var(--bg-panel-light);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
        }

        .testimonial-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
            border-color: rgba(34, 197, 94, 0.3);
        }

        .testimonial-stars {
            display: flex;
            gap: 2px;
            color: var(--accent-amber);
            font-size: 14px;
            margin-bottom: 12px;
        }

        .testimonial-text {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 211, 238, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            color: var(--accent-green);
            flex-shrink: 0;
        }

        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-tag {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Newsletter / CTA */
        .cta-banner {
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.08) 0%, rgba(34, 211, 238, 0.06) 50%, rgba(11, 15, 20, 0.9) 100%);
            border: 1px solid rgba(34, 197, 94, 0.2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 0%, rgba(34, 197, 94, 0.18) 0%, transparent 60%);
            pointer-events: none;
        }

        /* Footer */
        .site-footer {
            background: #080b0f;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-desc {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 260px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }

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

        .footer-links a {
            font-size: 13.5px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 15px;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .footer-social a:hover {
            background: rgba(34, 197, 94, 0.15);
            color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-menu {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
            .section {
                padding: 56px 0;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 55vh;
                padding: 56px 0 48px;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 14.5px;
            }
            .hero-search-wrapper {
                flex-direction: column;
                border-radius: var(--radius-lg);
                padding: 8px;
                gap: 8px;
            }
            .hero-search-input {
                width: 100%;
                text-align: center;
                padding: 10px 12px;
            }
            .hero-search-btn {
                width: 100%;
                justify-content: center;
            }
            .hero-chips {
                gap: 6px;
            }
            .hero-chip {
                font-size: 12px;
                padding: 5px 11px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .stat-number {
                font-size: 28px;
            }
            .cta-banner {
                padding: 32px 22px;
            }
            .section {
                padding: 44px 0;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-title {
                font-size: 23px;
            }
            .section-title {
                font-size: 20px;
            }
            .card-body {
                padding: 16px 18px 18px;
            }
            .price-card {
                padding: 24px 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 13.5px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        /* Utility */
        .text-gradient {
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .divider {
            height: 1px;
            background: var(--border-color);
            border: none;
            margin: 28px 0;
        }

        .truncate-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

/* roulang page: category1 */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base);
        }
        a:hover {
            color: var(--accent-green);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--accent-green);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }
        .nav-item {
            position: relative;
        }
        .nav-link {
            display: block;
            padding: 8px 16px;
            font-size: 14.5px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }
        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-glow-green);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14.5px;
            letter-spacing: 0.3px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        .nav-cta:hover {
            transform: scale(1.02);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        /* Mobile menu */
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            background: rgba(10, 15, 20, 0.98);
            z-index: 49;
            display: flex;
            flex-direction: column;
            padding: 100px 24px 40px;
            transform: translateX(-100%);
            transition: transform var(--transition-smooth);
            visibility: hidden;
        }
        .mobile-menu-overlay.open {
            transform: translateX(0);
            visibility: visible;
        }
        .mobile-menu-overlay .nav-link {
            font-size: 20px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-color);
            border-radius: 0;
            display: block;
            width: 100%;
        }
        .mobile-menu-overlay .nav-link.active::after {
            display: none;
        }
        .mobile-menu-overlay .nav-link.active {
            border-left: 3px solid var(--accent-green);
            padding-left: 16px;
            background: none;
        }
        /* Section base */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-tight {
            padding: 48px 0;
        }
        .section-divider {
            border-top: 1px solid var(--border-color);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--accent-green);
            margin-bottom: 12px;
        }
        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent-green);
            border-radius: var(--radius-full);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 680px;
        }
        /* Category banner */
        .category-banner {
            position: relative;
            padding: 48px 0 40px;
            background: linear-gradient(180deg, #0d1319 0%, #0b0f14 100%);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(34, 197, 94, 0.12) 0%, transparent 65%);
            pointer-events: none;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -160px;
            left: -100px;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(34, 211, 238, 0.08) 0%, transparent 65%);
            pointer-events: none;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13.5px;
            color: var(--text-muted);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .breadcrumb a:hover {
            color: var(--accent-green);
        }
        .breadcrumb .divider {
            color: var(--text-muted);
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--accent-green);
        }
        .category-banner h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .category-banner .banner-desc {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 700px;
            position: relative;
            z-index: 1;
        }
        /* Stats strip */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 28px;
        }
        .stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: border-color var(--transition-base), transform var(--transition-base);
        }
        .stat-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }
        .stat-card .stat-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: rgba(34, 197, 94, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-size: 20px;
            flex-shrink: 0;
        }
        .stat-card .stat-info .stat-value {
            font-family: var(--font-data);
            font-size: 28px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--text-primary);
        }
        .stat-card .stat-info .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        /* Filter toolbar */
        .filter-toolbar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 28px;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-color);
            background: var(--bg-panel);
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }
        .filter-chip.active {
            background: rgba(34, 197, 94, 0.15);
            border-color: var(--accent-green);
            color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
        }
        .filter-search {
            margin-left: auto;
            position: relative;
        }
        .filter-search input {
            padding: 10px 16px 10px 40px;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-color);
            background: var(--bg-panel);
            color: var(--text-primary);
            font-size: 14px;
            width: 220px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .filter-search input::placeholder {
            color: var(--text-muted);
        }
        .filter-search input:focus {
            border-color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
            outline: none;
        }
        .filter-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
        }
        /* Match list */
        .match-group {
            margin-bottom: 32px;
        }
        .match-group-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
        }
        .match-group-date {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
        }
        .match-group-count {
            font-size: 13px;
            color: var(--text-muted);
        }
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .match-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 20px;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }
        .match-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .match-league {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 130px;
            flex-shrink: 0;
        }
        .match-league .league-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-green);
            flex-shrink: 0;
        }
        .match-league .league-name {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .match-time {
            min-width: 70px;
            flex-shrink: 0;
            font-family: var(--font-data);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-cyan);
        }
        .match-teams {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 16px;
            min-width: 0;
        }
        .match-team {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            min-width: 0;
        }
        .match-team .team-badge {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg-panel-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-secondary);
            flex-shrink: 0;
            border: 1px solid var(--border-color);
        }
        .match-vs {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 500;
            flex-shrink: 0;
        }
        .match-score {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-data);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            flex-shrink: 0;
        }
        .match-score .score-live {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: rgba(34, 197, 94, 0.2);
            color: var(--accent-green);
            font-family: var(--font-sans);
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .match-status {
            min-width: 80px;
            text-align: center;
            flex-shrink: 0;
        }
        .match-status .status-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: 12.5px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
        }
        .match-status .status-tag.ended {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
        }
        .match-status .status-tag.live {
            background: rgba(34, 211, 238, 0.15);
            color: var(--accent-cyan);
            animation: livePulse 1.8s ease-in-out infinite;
        }
        @keyframes livePulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }
        .match-follow-btn {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 13px;
            font-weight: 500;
            transition: all var(--transition-base);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .match-follow-btn:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.1);
        }
        .match-follow-btn.followed {
            background: rgba(34, 197, 94, 0.15);
            border-color: var(--accent-green);
            color: var(--accent-green);
        }
        /* Featured match */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .featured-card {
            position: relative;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 220px;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }
        .featured-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .featured-card .featured-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            transition: opacity var(--transition-smooth);
        }
        .featured-card:hover .featured-bg {
            opacity: 0.32;
        }
        .featured-card .featured-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.75) 0%, rgba(11, 15, 20, 0.95) 100%);
        }
        .featured-card .featured-content {
            position: relative;
            z-index: 1;
            padding: 28px;
            display: flex;
            flex-direction: column;
            height: 100%;
            min-height: 220px;
        }
        .featured-card .featured-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: rgba(245, 158, 11, 0.18);
            color: var(--accent-amber);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            width: fit-content;
            margin-bottom: 12px;
        }
        .featured-card .featured-matchup {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .featured-card .featured-meta {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: auto;
        }
        .featured-card .featured-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-green);
            margin-top: 16px;
            transition: gap var(--transition-base);
        }
        .featured-card .featured-link:hover {
            gap: 10px;
        }
        /* Guide preview */
        .guide-preview-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
            align-items: stretch;
        }
        .guide-preview-main {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: border-color var(--transition-base), transform var(--transition-base);
        }
        .guide-preview-main:hover {
            border-color: var(--border-hover);
            transform: translateY(-2px);
        }
        .guide-preview-main .guide-img {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }
        .guide-preview-main .guide-content {
            padding: 24px;
            flex: 1;
        }
        .guide-preview-main h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .guide-preview-main p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .guide-preview-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .guide-side-card {
            background: var(--bg-panel-light);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: border-color var(--transition-base);
            flex: 1;
        }
        .guide-side-card:hover {
            border-color: var(--border-hover);
        }
        .guide-side-card .guide-side-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(34, 211, 238, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 17px;
            flex-shrink: 0;
        }
        .guide-side-card .guide-side-info h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 2px;
        }
        .guide-side-card .guide-side-info p {
            font-size: 13px;
            color: var(--text-muted);
        }
        /* About strip */
        .about-strip {
            display: flex;
            align-items: center;
            gap: 32px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
        }
        .about-strip .about-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 211, 238, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--accent-green);
            flex-shrink: 0;
        }
        .about-strip .about-text h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .about-strip .about-text p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            background: var(--bg-panel);
            padding: 20px 24px;
            transition: border-color var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-hover);
        }
        .faq-item .faq-question {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item .faq-question .faq-q-icon {
            color: var(--accent-green);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-item .faq-answer {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            padding-left: 24px;
        }
        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, #0d1a13 0%, #0b1518 50%, #0d1319 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(34, 197, 94, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -60px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(34, 211, 238, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-content h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cta-section .cta-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 480px;
        }
        .cta-section .cta-btn {
            position: relative;
            z-index: 1;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }
        .cta-section .cta-btn:hover {
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
        }
        /* Footer */
        .site-footer {
            background: #080c10;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            font-size: 15px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 280px;
        }
        .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 24px;
            border-top: 1px solid var(--border-color);
        }
        .footer-copyright {
            font-size: 13.5px;
            color: var(--text-muted);
        }
        .footer-social {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 16px;
            transition: all var(--transition-base);
        }
        .footer-social a:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
        }
        /* Buttons base */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.4px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), filter var(--transition-base);
            white-space: nowrap;
        }
        .btn-primary:hover {
            transform: scale(1.02);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
            filter: brightness(1.08);
        }
        .btn-primary:active {
            transform: scale(0.98);
            filter: brightness(0.95);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            border: 1.5px solid var(--accent-green);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.4px;
            background: transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.1);
            box-shadow: var(--shadow-glow-green);
            color: var(--accent-green);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        /* Responsive */
        @media screen and (max-width: 1024px) {
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-preview-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid > div:first-child {
                grid-column: span 3;
            }
        }
        @media screen and (max-width: 768px) {
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .nav-menu {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .category-banner .banner-desc {
                font-size: 14.5px;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 14px 16px;
            }
            .stat-card .stat-info .stat-value {
                font-size: 22px;
            }
            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }
            .filter-search {
                margin-left: 0;
            }
            .filter-search input {
                width: 100%;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .match-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 16px 18px;
            }
            .match-league {
                min-width: auto;
            }
            .match-teams {
                flex-wrap: wrap;
            }
            .match-vs {
                display: none;
            }
            .match-team {
                width: 100%;
            }
            .match-score {
                align-self: flex-end;
            }
            .about-strip {
                flex-direction: column;
                text-align: center;
                padding: 24px;
            }
            .cta-section {
                flex-direction: column;
                text-align: center;
                padding: 36px 24px;
            }
            .cta-section .cta-content p {
                max-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-grid > div:first-child {
                grid-column: span 2;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media screen and (max-width: 520px) {
            :root {
                --spacing-section: 40px;
                --spacing-section-mobile: 32px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-banner h1 {
                font-size: 23px;
            }
            .section-title {
                font-size: 22px;
            }
            .stats-strip {
                grid-template-columns: 1fr;
            }
            .stat-card {
                padding: 12px 16px;
            }
            .filter-chip {
                padding: 6px 14px;
                font-size: 13px;
            }
            .match-card {
                padding: 14px;
            }
            .match-team {
                font-size: 14px;
            }
            .match-score {
                font-size: 20px;
            }
            .featured-card .featured-content {
                padding: 20px;
            }
            .featured-card .featured-matchup {
                font-size: 17px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid > div:first-child {
                grid-column: span 1;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            flex-wrap: nowrap;
            padding: 0;
            margin: 0;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
            border-radius: 2px;
            box-shadow: var(--shadow-glow-green);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            letter-spacing: 0.4px;
            transition: transform var(--transition-base), box-shadow var(--transition-base), filter var(--transition-base);
            flex-shrink: 0;
        }

        .nav-cta:hover {
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
            filter: brightness(1.08);
            color: #0b0f14;
        }

        .nav-toggle {
            display: none;
            font-size: 24px;
            color: var(--text-primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        /* Mobile nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(10, 15, 20, 0.98);
            backdrop-filter: blur(20px);
            z-index: 49;
            padding: 24px 20px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

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

        .mobile-nav .nav-link {
            padding: 16px 20px;
            font-size: 17px;
            border-left: 3px solid transparent;
            border-radius: 0;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .mobile-nav .nav-link.active {
            border-left-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.06);
        }

        .mobile-nav .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        /* Section base */
        .section {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }

        .section-alt {
            background: rgba(21, 27, 35, 0.5);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-heading {
            font-size: 26px;
            font-weight: 700;
            letter-spacing: 0.3px;
            line-height: 1.4;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .section-subheading {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 720px;
        }

        /* Hero Banner - category page */
        .category-banner {
            position: relative;
            min-height: 42vh;
            display: flex;
            align-items: center;
            padding-top: 56px;
            padding-bottom: 48px;
            background-image: url('/assets/images/403a74b6db7b20aa.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-color);
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 15, 20, 0.93) 0%, rgba(10, 15, 20, 0.75) 50%, rgba(21, 27, 35, 0.65) 100%);
            z-index: 1;
        }

        .category-banner .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb-row a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

        .breadcrumb-row a:hover {
            color: var(--accent-green);
        }

        .breadcrumb-row .separator {
            color: var(--text-muted);
            font-size: 11px;
        }

        .breadcrumb-row .current {
            color: var(--accent-green);
            font-weight: 500;
        }

        .banner-title {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: 0.5px;
            line-height: 1.35;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .banner-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 680px;
            margin-bottom: 20px;
        }

        .banner-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(34, 197, 94, 0.25);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.25);
        }

        .badge-cyan {
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(34, 211, 238, 0.25);
        }

        /* stats strip */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 12px;
        }

        .stat-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            text-align: center;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .stat-number {
            font-family: var(--font-data);
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-green);
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* Table styles */
        .table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            background: var(--bg-panel);
            box-shadow: var(--shadow-card);
        }

        .league-tabs {
            display: flex;
            gap: 8px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .league-tab {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            background: transparent;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }

        .league-tab:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .league-tab.active {
            background: rgba(34, 197, 94, 0.12);
            border-color: var(--border-hover);
            color: var(--accent-green);
            font-weight: 600;
            box-shadow: 0 0 16px rgba(34, 197, 94, 0.15);
        }

        .league-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 720px;
        }

        .league-table thead {
            background: var(--bg-panel-light);
            border-bottom: 1px solid var(--border-color);
        }

        .league-table thead th {
            padding: 14px 14px;
            text-align: left;
            font-weight: 600;
            font-size: 13px;
            letter-spacing: 0.3px;
            color: var(--text-secondary);
            white-space: nowrap;
            text-transform: uppercase;
        }

        .league-table tbody tr {
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-base);
        }

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

        .league-table tbody tr:hover {
            background: rgba(34, 197, 94, 0.04);
        }

        .league-table tbody td {
            padding: 12px 14px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .rank-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 13px;
            font-family: var(--font-data);
            letter-spacing: 0.5px;
        }

        .rank-1 {
            background: rgba(245, 158, 11, 0.18);
            color: var(--accent-amber);
        }

        .rank-2 {
            background: rgba(160, 174, 192, 0.18);
            color: #cbd5e1;
        }

        .rank-3 {
            background: rgba(255, 138, 0, 0.16);
            color: var(--accent-orange);
        }

        .rank-4-6 {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
        }

        .rank-other {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }

        .form-dots {
            display: flex;
            gap: 4px;
            align-items: center;
        }

        .form-dot {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 9px;
            font-weight: 700;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .form-w {
            background: rgba(34, 197, 94, 0.18);
            color: var(--accent-green);
        }

        .form-d {
            background: rgba(160, 174, 192, 0.18);
            color: #cbd5e1;
        }

        .form-l {
            background: rgba(239, 68, 68, 0.18);
            color: var(--accent-danger);
        }

        .trend-up {
            color: var(--accent-green);
            font-weight: 600;
        }

        .trend-down {
            color: var(--accent-danger);
            font-weight: 600;
        }

        /* Feature cards */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .feature-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .feature-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .feature-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-smooth);
        }

        .feature-card:hover .feature-card-img img {
            transform: scale(1.05);
        }

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

        .feature-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.3px;
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .feature-card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* insight list */
        .insight-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .insight-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: border-color var(--transition-base), transform var(--transition-base);
        }

        .insight-item:hover {
            border-color: var(--border-hover);
            transform: translateX(3px);
        }

        .insight-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(34, 197, 94, 0.1);
            color: var(--accent-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .insight-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .insight-text {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* CTA */
        .cta-section {
            padding-top: 64px;
            padding-bottom: 64px;
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.12) 0%, rgba(34, 211, 238, 0.08) 50%, rgba(10, 15, 20, 0.7) 100%);
            border-top: 1px solid var(--border-color);
        }

        .cta-box {
            background: var(--bg-panel);
            border: 1px solid rgba(34, 197, 94, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -60%;
            left: 50%;
            width: 80%;
            padding-top: 80%;
            background: radial-gradient(circle, rgba(34, 197, 94, 0.2) 0%, transparent 70%);
            transform: translateX(-50%);
            pointer-events: none;
            z-index: 0;
        }

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

        .cta-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.3px;
            margin-bottom: 12px;
        }

        .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.4px;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            box-shadow: 0 4px 16px rgba(34, 197, 94, 0.3);
        }

        .btn-primary:hover {
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
            filter: brightness(1.08);
            color: #0b0f14;
        }

        .btn-primary:active {
            filter: brightness(0.92);
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            border: 1.5px solid var(--accent-green);
            color: var(--accent-green);
        }

        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.08);
            box-shadow: var(--shadow-glow-green);
            transform: scale(1.02);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-color);
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 8px;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            letter-spacing: 0.3px;
            text-align: left;
            width: 100%;
            transition: color var(--transition-base);
            min-height: 56px;
        }

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

        .faq-question .fa-chevron-down {
            transition: transform var(--transition-base);
            color: var(--text-muted);
            font-size: 13px;
            flex-shrink: 0;
        }

        .faq-question.active .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--accent-green);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding-left: 8px;
            padding-right: 40px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-answer.open {
            max-height: 300px;
            padding-bottom: 20px;
        }

        /* Footer */
        .site-footer {
            background: #080c10;
            border-top: 1px solid var(--border-color);
            padding-top: 56px;
            padding-bottom: 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid var(--border-color);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.4px;
            margin-bottom: 14px;
            text-transform: uppercase;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13.5px;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 24px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: var(--text-muted);
            transition: all var(--transition-base);
        }

        .footer-social a:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-cta {
                display: none;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-banner {
                min-height: 38vh;
                padding-top: 40px;
                padding-bottom: 36px;
            }
            .banner-title {
                font-size: 26px;
            }
            .banner-desc {
                font-size: 14px;
            }
            .section {
                padding-top: var(--spacing-section-mobile);
                padding-bottom: var(--spacing-section-mobile);
            }
            .section-heading {
                font-size: 22px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .insight-list {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 36px 24px;
            }
            .cta-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .banner-title {
                font-size: 22px;
            }
            .section-heading {
                font-size: 19px;
            }
            .league-tab {
                padding: 6px 14px;
                font-size: 12.5px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .logo {
                font-size: 19px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }
            .stat-number {
                font-size: 24px;
            }
            .cta-box {
                padding: 28px 18px;
            }
            .btn {
                padding: 11px 22px;
                font-size: 14px;
            }
        }

/* roulang page: category3 */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
            width: 100%;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: block;
            padding: 8px 16px;
            font-size: 14.5px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-green);
            border-radius: var(--radius-full);
            box-shadow: 0 0 12px rgba(34, 197, 94, 0.7);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            flex-shrink: 0;
            transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
        }

        .nav-cta:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
            opacity: 0.92;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), color var(--transition-base);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(34, 197, 94, 0.15);
            color: var(--accent-green);
        }

        /* Mobile nav overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 49;
            background: rgba(10, 15, 20, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 24px;
        }

        .mobile-nav-overlay.open {
            display: flex;
        }

        .mobile-nav-overlay .nav-link {
            font-size: 20px;
            padding: 16px 24px;
            text-align: center;
            width: 100%;
            max-width: 320px;
            border-left: 3px solid transparent;
            border-radius: 0;
            position: relative;
        }

        .mobile-nav-overlay .nav-link.active {
            border-left-color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
            color: var(--accent-green);
        }

        .mobile-nav-overlay .nav-link.active::after {
            display: none;
        }

        /* Section common */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }

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

        .section-heading {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subheading {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 780px;
        }

        /* Category banner */
        .category-banner {
            position: relative;
            min-height: 45vh;
            display: flex;
            align-items: center;
            padding: 56px 0 48px;
            background-image: linear-gradient(135deg, rgba(11, 15, 20, 0.88) 30%, rgba(11, 15, 20, 0.65) 100%), url('/assets/images/403a74b6db7b20aa.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-bottom: 1px solid var(--border-color);
        }

        .category-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-green), var(--accent-cyan), transparent);
            opacity: 0.6;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
        }

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

        .breadcrumb .separator {
            color: var(--text-muted);
            font-size: 10px;
        }

        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 500;
        }

        .category-banner h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
            line-height: 1.35;
        }

        .category-banner .banner-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        .banner-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 12.5px;
            font-weight: 500;
            border-radius: var(--radius-sm);
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
        }

        .badge-green {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(34, 197, 94, 0.22);
        }

        .badge-cyan {
            background: rgba(34, 211, 238, 0.1);
            color: var(--accent-cyan);
            border: 1px solid rgba(34, 211, 238, 0.2);
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.12);
            color: var(--accent-amber);
            border: 1px solid rgba(245, 158, 11, 0.22);
        }

        .badge-orange {
            background: rgba(255, 138, 0, 0.12);
            color: var(--accent-orange);
            border: 1px solid rgba(255, 138, 0, 0.22);
        }

        .badge-danger {
            background: rgba(239, 68, 68, 0.12);
            color: var(--accent-danger);
            border: 1px solid rgba(239, 68, 68, 0.22);
        }

        /* Stats strip */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 24px;
        }

        .stat-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            text-align: center;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .stat-number {
            font-family: var(--font-data);
            font-size: 34px;
            font-weight: 700;
            color: var(--accent-green);
            letter-spacing: 0.5px;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-number.cyan {
            color: var(--accent-cyan);
        }

        .stat-number.amber {
            color: var(--accent-amber);
        }

        .stat-number.orange {
            color: var(--accent-orange);
        }

        .stat-label {
            font-size: 13.5px;
            color: var(--text-secondary);
            letter-spacing: 0.3px;
        }

        /* Filter toolbar */
        .filter-toolbar {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 20px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            margin-bottom: 36px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .filter-toolbar:focus-within {
            border-color: var(--border-hover);
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.08);
        }

        .filter-search {
            flex: 1 1 220px;
            min-width: 180px;
            position: relative;
        }

        .filter-search input {
            width: 100%;
            padding: 11px 16px 11px 42px;
            background: var(--bg-base);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
            letter-spacing: 0.3px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

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

        .filter-search input:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
            outline: none;
        }

        .filter-search .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .filter-select {
            padding: 11px 36px 11px 16px;
            background: var(--bg-base);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
            letter-spacing: 0.3px;
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23718096' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            cursor: pointer;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            min-width: 130px;
        }

        .filter-select:focus {
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
            outline: none;
        }

        .filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 22px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
        }

        .filter-btn:hover {
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
            opacity: 0.92;
        }

        .filter-btn:active {
            transform: scale(0.98);
            opacity: 0.8;
        }

        .filter-reset {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 16px;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 13.5px;
            white-space: nowrap;
            transition: all var(--transition-base);
        }

        .filter-reset:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.06);
        }

        /* Video cards list */
        .video-list {
            display: flex;
            flex-direction: column;
            gap: 22px;
        }

        .video-card {
            display: flex;
            gap: 22px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
        }

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

        .video-card-thumb {
            flex: 0 0 36%;
            position: relative;
            overflow: hidden;
            background: var(--bg-panel-light);
            min-height: 180px;
        }

        .video-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-smooth);
        }

        .video-card:hover .video-card-thumb img {
            transform: scale(1.04);
        }

        .video-card-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 20, 0.2) 0%, rgba(11, 15, 20, 0.55) 100%);
            pointer-events: none;
        }

        .play-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 52px;
            height: 52px;
            border-radius: var(--radius-full);
            background: rgba(34, 197, 94, 0.88);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 20px;
            z-index: 2;
            transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
            pointer-events: none;
        }

        .video-card:hover .play-overlay {
            transform: translate(-50%, -50%) scale(1.1);
            box-shadow: var(--shadow-glow-green);
            background: rgba(34, 211, 238, 0.9);
        }

        .video-duration {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(11, 15, 20, 0.82);
            color: #fff;
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 6px;
            z-index: 2;
            font-weight: 500;
            letter-spacing: 0.3px;
            pointer-events: none;
        }

        .video-card-body {
            flex: 1;
            padding: 20px 22px 18px 8px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .video-card-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }

        .video-card-title {
            font-size: 17.5px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.3px;
            line-height: 1.5;
            transition: color var(--transition-base);
        }

        .video-card:hover .video-card-title {
            color: var(--accent-green);
        }

        .video-card-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .video-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .video-card-meta i {
            font-size: 12px;
            color: var(--text-muted);
        }

        .video-card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .video-card-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
            padding-top: 8px;
        }

        .video-btn-watch {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 13.5px;
            border-radius: var(--radius-sm);
            transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
        }

        .video-btn-watch:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-glow-green);
            opacity: 0.92;
            color: #0b0f14;
        }

        .video-btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 16px;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-size: 13px;
            transition: all var(--transition-base);
        }

        .video-btn-secondary:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.06);
        }

        .no-results {
            text-align: center;
            padding: 48px 20px;
            background: var(--bg-panel);
            border: 1px dashed var(--border-color);
            border-radius: var(--radius-lg);
            color: var(--text-secondary);
            font-size: 15px;
            display: none;
        }

        .no-results.show {
            display: block;
        }

        /* Featured section */
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .featured-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
            position: relative;
        }

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

        .featured-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-panel-light);
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-smooth);
        }

        .featured-card:hover .featured-card-img img {
            transform: scale(1.05);
        }

        .featured-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.1) 0%, rgba(11, 15, 20, 0.6) 100%);
            pointer-events: none;
        }

        .featured-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: rgba(34, 197, 94, 0.9);
            color: #0b0f14;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.3px;
            pointer-events: none;
        }

        .featured-card-body {
            padding: 18px 20px;
        }

        .featured-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.3px;
            margin-bottom: 8px;
            line-height: 1.5;
            transition: color var(--transition-base);
        }

        .featured-card:hover .featured-card-title {
            color: var(--accent-green);
        }

        .featured-card-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        /* Scene section */
        .scene-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .scene-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .scene-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 211, 238, 0.12));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-size: 20px;
            margin-bottom: 14px;
        }

        .scene-item h3 {
            font-size: 16.5px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .scene-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 820px;
        }

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

        .faq-item:hover {
            border-color: rgba(34, 197, 94, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: transparent;
            color: var(--text-primary);
            font-size: 15.5px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: left;
            cursor: pointer;
            transition: background var(--transition-base), color var(--transition-base);
            border: none;
            -webkit-tap-highlight-color: transparent;
        }

        .faq-question:hover {
            background: rgba(34, 197, 94, 0.04);
            color: var(--accent-green);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-base), color var(--transition-base);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--accent-green);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-base);
        }

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

        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.8;
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
        }

        /* CTA */
        .cta-section {
            position: relative;
            padding: 72px 0;
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.12), rgba(34, 211, 238, 0.08));
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(34, 197, 94, 0.18), transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(34, 211, 238, 0.14), transparent 70%);
            pointer-events: none;
        }

        .cta-card {
            background: var(--bg-panel);
            border: 1px solid rgba(34, 197, 94, 0.3);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-card);
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .cta-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 15px;
            border-radius: var(--radius-full);
            transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
            margin-right: 12px;
        }

        .cta-primary:hover {
            transform: scale(1.05);
            box-shadow: var(--shadow-glow-green);
            color: #0b0f14;
            opacity: 0.92;
        }

        .cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            border: 1px solid rgba(34, 197, 94, 0.4);
            border-radius: var(--radius-full);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 14.5px;
            transition: all var(--transition-base);
        }

        .cta-secondary:hover {
            background: rgba(34, 197, 94, 0.08);
            border-color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
            color: var(--accent-green);
        }

        /* Footer */
        .site-footer {
            background: #0a0f14;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 28px;
            color: var(--text-secondary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-desc {
            font-size: 13.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13.5px;
            color: var(--text-secondary);
            transition: color var(--transition-base), padding-left var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--accent-green);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            border-top: 1px solid var(--border-color);
            padding-top: 22px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            font-size: 12.5px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }

        .footer-social {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 15px;
            transition: all var(--transition-base);
        }

        .footer-social a:hover {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
            transform: translateY(-2px);
        }

        /* Additional buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            border-radius: var(--radius-full);
            transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            transform: scale(1.04);
            box-shadow: var(--shadow-glow-green);
            opacity: 0.92;
            color: #0b0f14;
        }

        .btn-primary:active {
            transform: scale(0.96);
            opacity: 0.8;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: transparent;
            border: 1px solid rgba(34, 197, 94, 0.45);
            border-radius: var(--radius-full);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.08);
            border-color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
            color: var(--accent-green);
            transform: scale(1.03);
        }

        .btn-secondary:active {
            transform: scale(0.97);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }

            .video-card-thumb {
                flex: 0 0 42%;
            }

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

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

            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-section-mobile) 0;
            }

            .category-banner {
                min-height: 40vh;
                padding: 40px 0 36px;
            }

            .category-banner h1 {
                font-size: 25px;
            }

            .section-heading {
                font-size: 22px;
            }

            .nav-menu {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .video-card {
                flex-direction: column;
            }

            .video-card-thumb {
                flex: 0 0 auto;
                aspect-ratio: 16 / 9;
            }

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

            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .stat-number {
                font-size: 26px;
            }

            .stat-label {
                font-size: 12px;
            }

            .filter-toolbar {
                padding: 16px;
                gap: 10px;
            }

            .filter-search {
                flex: 1 1 100%;
                min-width: 100%;
            }

            .filter-select {
                min-width: 100px;
                flex: 1;
            }

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

            .scene-list {
                grid-template-columns: 1fr;
            }

            .cta-card {
                padding: 32px 22px;
            }

            .cta-card h2 {
                font-size: 22px;
            }

            .cta-primary,
            .cta-secondary {
                display: flex;
                width: 100%;
                justify-content: center;
                margin: 0 0 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }

            .footer-social {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .logo {
                font-size: 19px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }

            .category-banner h1 {
                font-size: 22px;
            }

            .category-banner .banner-desc {
                font-size: 14px;
            }

            .breadcrumb {
                font-size: 12px;
            }

            .section-heading {
                font-size: 20px;
            }

            .section-subheading {
                font-size: 14px;
            }

            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .stat-item {
                padding: 16px 12px;
            }

            .stat-number {
                font-size: 22px;
            }

            .stat-label {
                font-size: 11px;
            }

            .filter-toolbar {
                padding: 12px;
                gap: 8px;
            }

            .filter-select {
                min-width: 100%;
                flex: 1 1 100%;
            }

            .filter-btn,
            .filter-reset {
                width: 100%;
                justify-content: center;
            }

            .video-card-title {
                font-size: 15.5px;
            }

            .video-card-meta {
                font-size: 12px;
                gap: 6px;
            }

            .video-card-desc {
                font-size: 13px;
            }

            .video-btn-watch,
            .video-btn-secondary {
                font-size: 12.5px;
                padding: 8px 14px;
            }

            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 13.5px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .footer-desc {
                max-width: 100%;
            }

            .footer-bottom {
                font-size: 11px;
            }

            .footer-copyright {
                font-size: 11px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-base), opacity var(--transition-base), background var(--transition-base);
        }
        a:hover {
            color: var(--accent-green);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--accent-green);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }
        .nav-item {
            position: relative;
        }
        .nav-link {
            display: block;
            padding: 8px 16px;
            font-size: 14.5px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }
        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-green);
            border-radius: 2px;
            box-shadow: 0 0 12px rgba(34, 197, 94, 0.6);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            flex-shrink: 0;
            transition: box-shadow var(--transition-base), transform var(--transition-base), filter var(--transition-base);
        }
        .nav-cta:hover {
            box-shadow: var(--shadow-glow-green);
            transform: scale(1.03);
            color: #0b0f14;
            filter: brightness(1.08);
        }
        .nav-toggle {
            display: none;
            color: var(--text-primary);
            font-size: 22px;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            flex-shrink: 0;
            transition: background var(--transition-base), border-color var(--transition-base);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: var(--border-hover);
        }

        /* Section base */
        section {
            padding: var(--spacing-section) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-panel);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(34, 197, 94, 0.08);
            color: var(--accent-green);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.8px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(34, 197, 94, 0.2);
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            letter-spacing: 0.5px;
            line-height: 1.4;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 720px;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent-green);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--accent-green);
            font-weight: 500;
        }

        /* Category banner */
        .category-banner {
            min-height: 40vh;
            display: flex;
            align-items: center;
            background: linear-gradient(160deg, rgba(11, 15, 20, 0.88) 0%, rgba(21, 27, 35, 0.82) 55%, rgba(11, 15, 20, 0.94) 100%), url('/assets/images/403a74b6db7b20aa.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            padding: 56px 0 48px;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -1px;
            height: 3px;
            background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.5), rgba(34, 211, 238, 0.5), transparent);
        }
        .category-banner h1 {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: 1px;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .category-banner .banner-desc {
            font-size: 16.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 680px;
        }
        .banner-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .banner-stat-item .stat-num {
            font-family: var(--font-data);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-green);
            line-height: 1;
        }

        /* Filter toolbar */
        .filter-toolbar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            margin-bottom: 28px;
        }
        .filter-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 600;
            white-space: nowrap;
        }
        .filter-btn {
            padding: 8px 16px;
            font-size: 13.5px;
            font-weight: 500;
            border-radius: var(--radius-full);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            background: transparent;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .filter-btn:hover {
            color: var(--text-primary);
            border-color: rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.04);
        }
        .filter-btn.active {
            background: rgba(34, 197, 94, 0.12);
            color: var(--accent-green);
            border-color: var(--border-hover);
        }

        /* Article list */
        .article-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .article-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .article-card .article-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }
        .article-card .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .article-card:hover .article-image img {
            transform: scale(1.05);
        }
        .article-card .article-body {
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .article-tag {
            background: rgba(34, 197, 94, 0.1);
            color: var(--accent-green);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            border: 1px solid rgba(34, 197, 94, 0.15);
        }
        .article-tag.amber {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-amber);
            border-color: rgba(245, 158, 11, 0.15);
        }
        .article-tag.cyan {
            background: rgba(34, 211, 238, 0.1);
            color: var(--accent-cyan);
            border-color: rgba(34, 211, 238, 0.15);
        }
        .article-card h3 {
            font-size: 18.5px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--text-primary);
            letter-spacing: 0.3px;
        }
        .article-card .article-desc {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.75;
            flex: 1;
        }
        .article-card .article-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
            font-size: 13px;
            color: var(--text-muted);
        }
        .article-card .read-time {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-link {
            color: var(--accent-green);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-base), color var(--transition-base);
        }
        .article-link:hover {
            color: var(--accent-cyan);
            gap: 10px;
        }

        /* Featured guide */
        .featured-guide {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 32px;
            align-items: center;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-card);
        }
        .featured-guide .featured-image {
            aspect-ratio: 4/3;
            overflow: hidden;
            border-radius: var(--radius-md);
            position: relative;
        }
        .featured-guide .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-guide:hover .featured-image img {
            transform: scale(1.05);
        }
        .featured-guide .featured-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .featured-guide .featured-content p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .featured-guide .featured-points {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .featured-guide .featured-points li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .featured-guide .featured-points li i {
            color: var(--accent-green);
            margin-top: 4px;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* Scenario cards */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .scenario-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 26px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .scenario-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .scenario-card:hover::before {
            opacity: 1;
        }
        .scenario-card .scenario-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-sm);
            background: rgba(34, 197, 94, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-green);
            margin-bottom: 16px;
            transition: all var(--transition-base);
        }
        .scenario-card:hover .scenario-icon {
            background: rgba(34, 197, 94, 0.2);
            box-shadow: var(--shadow-glow-green);
        }
        .scenario-card h3 {
            font-size: 17.5px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .scenario-card p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition-base);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            letter-spacing: 0.3px;
            transition: color var(--transition-base);
            min-height: 56px;
        }
        .faq-question:hover {
            color: var(--accent-green);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-muted);
            font-size: 13px;
            transition: all var(--transition-base);
        }
        .faq-question:hover .faq-icon {
            background: rgba(34, 197, 94, 0.15);
            color: var(--accent-green);
        }
        .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: rgba(34, 197, 94, 0.15);
            color: var(--accent-green);
        }

        /* CTA section */
        .cta-section {
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.08) 0%, rgba(34, 211, 238, 0.05) 50%, rgba(11, 15, 20, 0.95) 100%), var(--bg-panel);
            border: 1px solid rgba(34, 197, 94, 0.15);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(34, 197, 94, 0.12);
            filter: blur(60px);
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .cta-section p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 560px;
            margin: 0 auto 24px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 700;
            font-size: 15.5px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            box-shadow: var(--shadow-glow-green);
        }
        .btn-primary:hover {
            box-shadow: 0 0 36px rgba(34, 197, 94, 0.5);
            transform: scale(1.04);
            color: #0b0f14;
            filter: brightness(1.08);
        }
        .btn-primary:active {
            transform: scale(0.98);
            filter: brightness(0.95);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--accent-green);
            font-weight: 600;
            font-size: 15px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            border: 1.5px solid var(--accent-green);
            transition: all var(--transition-base);
        }
        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.1);
            box-shadow: var(--shadow-glow-green);
            transform: scale(1.03);
            color: var(--accent-green);
        }

        /* Footer */
        .site-footer {
            background: #080c11;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 280px;
        }
        .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--accent-green);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding-top: 22px;
            border-top: 1px solid var(--border-color);
            flex-wrap: wrap;
        }
        .footer-copyright {
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 16px;
            transition: all var(--transition-base);
        }
        .footer-social a:hover {
            border-color: var(--border-hover);
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
            box-shadow: var(--shadow-glow-green);
        }

        /* Mobile nav overlay */
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(8, 12, 17, 0.97);
            z-index: 49;
            padding: 90px 32px 40px;
            flex-direction: column;
            gap: 10px;
            overflow-y: auto;
        }
        .mobile-menu-overlay.open {
            display: flex;
        }
        .mobile-menu-overlay a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 18px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-md);
            border-left: 3px solid transparent;
            transition: all var(--transition-base);
        }
        .mobile-menu-overlay a:hover,
        .mobile-menu-overlay a.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.06);
            border-left-color: var(--accent-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .article-list {
                grid-template-columns: 1fr;
            }
            .featured-guide {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            section {
                padding: var(--spacing-section-mobile) 0;
            }
            .category-banner {
                min-height: 36vh;
                padding: 36px 0 32px;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .category-banner .banner-desc {
                font-size: 15px;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat-item .stat-num {
                font-size: 20px;
            }
            .filter-toolbar {
                padding: 12px 16px;
                gap: 8px;
            }
            .filter-btn {
                padding: 6px 12px;
                font-size: 12.5px;
            }
            .article-card .article-body {
                padding: 16px 18px;
            }
            .article-card h3 {
                font-size: 17px;
            }
            .featured-guide {
                padding: 24px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                padding: 32px 24px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .section-title {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
            .category-banner h1 {
                font-size: 23px;
            }
            .banner-stats {
                flex-direction: column;
                gap: 8px;
            }
            .article-card .article-footer {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14.5px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 14px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-base: #0b0f14;
            --bg-panel: #151b23;
            --bg-panel-light: #1a222c;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(34, 197, 94, 0.55);
            --text-primary: #f1f5f9;
            --text-secondary: #a0aec0;
            --text-muted: #718096;
            --accent-green: #22c55e;
            --accent-cyan: #22d3ee;
            --accent-amber: #f59e0b;
            --accent-orange: #ff8a00;
            --accent-danger: #ef4444;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 999px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 45px rgba(0, 0, 0, 0.5);
            --shadow-glow-green: 0 0 24px rgba(34, 197, 94, 0.35);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 72px;
            --spacing-section-mobile: 48px;
            --container-max: 1240px;
            --container-pad: 20px;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: system-ui, -apple-system, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
            --font-data: "Barlow Condensed", "DIN Alternate", "Roboto Mono", monospace;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.8;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 15, 20, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-color);
            height: 72px;
            display: flex;
            align-items: center;
            transition: background var(--transition-base), box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(10, 15, 20, 0.98);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: nowrap;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo:hover {
            color: var(--accent-green);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: block;
            padding: 8px 16px;
            font-size: 14.5px;
            font-weight: 500;
            letter-spacing: 0.4px;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
            position: relative;
        }

        .nav-link:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-link.active {
            color: var(--accent-green);
            background: rgba(34, 197, 94, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-glow-green);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.4px;
            border-radius: var(--radius-full);
            white-space: nowrap;
            flex-shrink: 0;
            transition: transform var(--transition-base), box-shadow var(--transition-base), filter var(--transition-base);
        }

        .nav-cta:hover {
            color: #0b0f14;
            transform: scale(1.02);
            box-shadow: var(--shadow-glow-green);
            filter: brightness(1.08);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-primary);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: border-color var(--transition-base), color var(--transition-base);
        }

        .nav-toggle:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            padding: 48px 0 40px;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.6) 0%, var(--bg-base) 100%), url('/assets/images/2c8e942b84dba8a7.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--border-color);
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 20% 30%, rgba(34, 197, 94, 0.15) 0%, transparent 60%), radial-gradient(ellipse at 80% 50%, rgba(34, 211, 238, 0.12) 0%, transparent 55%);
            pointer-events: none;
        }

        .page-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-base);
        }

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

        .breadcrumb-separator {
            color: var(--text-muted);
            font-size: 12px;
        }

        .breadcrumb-current {
            color: var(--accent-green);
            font-weight: 500;
        }

        .page-banner h1 {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .page-banner .banner-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .banner-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            align-items: center;
        }

        .banner-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .banner-stat .stat-icon {
            color: var(--accent-green);
            font-size: 16px;
        }

        .banner-stat strong {
            color: var(--text-primary);
            font-family: var(--font-data);
            font-size: 18px;
            letter-spacing: 0.5px;
        }

        /* Section */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background: rgba(255, 255, 255, 0.02);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-heading h2 {
            font-size: 26px;
            font-weight: 700;
            letter-spacing: -0.3px;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-heading p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
            max-width: 620px;
        }

        .section-heading .heading-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--accent-green);
            font-weight: 500;
            white-space: nowrap;
            transition: gap var(--transition-base), color var(--transition-base);
        }

        .section-heading .heading-link:hover {
            gap: 10px;
            color: var(--accent-cyan);
        }

        /* Community Feed Cards */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .topic-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .topic-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            background: var(--bg-panel-light);
        }

        .topic-card .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            background: rgba(34, 197, 94, 0.1);
            color: var(--accent-green);
            margin-bottom: 14px;
        }

        .topic-card .card-tag.amber {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-amber);
        }

        .topic-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .topic-card .card-excerpt {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .topic-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12.5px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
        }

        .topic-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .topic-card .card-meta i {
            color: var(--accent-cyan);
        }

        /* Hot Topics List */
        .hot-list {
            display: grid;
            gap: 14px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            transition: border-color var(--transition-base), background var(--transition-base), transform var(--transition-base);
        }

        .hot-item:hover {
            border-color: var(--border-hover);
            background: var(--bg-panel-light);
            transform: translateX(4px);
        }

        .hot-item .rank-number {
            font-family: var(--font-data);
            font-size: 26px;
            font-weight: 700;
            color: var(--text-muted);
            width: 44px;
            text-align: center;
            flex-shrink: 0;
        }

        .hot-item .rank-number.top1 {
            color: var(--accent-amber);
        }

        .hot-item .rank-number.top2 {
            color: var(--accent-cyan);
        }

        .hot-item .rank-number.top3 {
            color: var(--accent-green);
        }

        .hot-item .hot-content {
            flex: 1;
            min-width: 0;
        }

        .hot-item .hot-title {
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .hot-item .hot-meta {
            display: flex;
            gap: 16px;
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .hot-item .hot-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .hot-item .hot-thumb {
            width: 72px;
            height: 48px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        /* Fan Circles */
        .circle-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .circle-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

        .circle-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .circle-card .circle-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 211, 238, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-size: 22px;
            margin: 0 auto 14px;
        }

        .circle-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .circle-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Poll Section */
        .poll-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .poll-card .poll-question h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .poll-card .poll-question p {
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .poll-options {
            display: grid;
            gap: 12px;
        }

        .poll-option {
            display: flex;
            align-items: center;
            gap: 14px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            cursor: pointer;
            transition: border-color var(--transition-base), background var(--transition-base);
        }

        .poll-option:hover {
            border-color: var(--border-hover);
            background: rgba(34, 197, 94, 0.05);
        }

        .poll-option .option-dot {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 2px solid var(--text-muted);
            flex-shrink: 0;
            transition: border-color var(--transition-base);
        }

        .poll-option:hover .option-dot {
            border-color: var(--accent-green);
        }

        .poll-option .option-text {
            flex: 1;
            font-size: 14.5px;
            color: var(--text-primary);
        }

        .poll-option .option-percent {
            font-family: var(--font-data);
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-green);
        }

        .poll-option .option-bar {
            height: 6px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-full);
            flex: 1;
            max-width: 120px;
            overflow: hidden;
        }

        .poll-option .option-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
            border-radius: var(--radius-full);
        }

        /* Fan Stories */
        .story-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .story-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .story-card .story-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
        }

        .story-card .story-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
            border-radius: 0;
        }

        .story-card:hover .story-img-wrapper img {
            transform: scale(1.05);
        }

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

        .story-card .story-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: rgba(34, 197, 94, 0.1);
            color: var(--accent-green);
            margin-bottom: 10px;
        }

        .story-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }

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

        .story-card .story-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .story-card .story-author .author-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* Active Fans Ranking */
        .fan-ranking {
            display: grid;
            gap: 10px;
        }

        .fan-rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: border-color var(--transition-base), background var(--transition-base);
        }

        .fan-rank-item:hover {
            border-color: var(--border-hover);
            background: var(--bg-panel-light);
        }

        .fan-rank-item .fan-position {
            font-family: var(--font-data);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-muted);
            width: 40px;
            text-align: center;
            flex-shrink: 0;
        }

        .fan-rank-item .fan-position.rank-1 {
            color: var(--accent-amber);
        }

        .fan-rank-item .fan-position.rank-2 {
            color: var(--accent-cyan);
        }

        .fan-rank-item .fan-position.rank-3 {
            color: var(--accent-green);
        }

        .fan-rank-item .fan-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(34, 211, 238, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .fan-rank-item .fan-info {
            flex: 1;
            min-width: 0;
        }

        .fan-rank-item .fan-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .fan-rank-item .fan-detail {
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .fan-rank-item .fan-score {
            font-family: var(--font-data);
            font-size: 20px;
            font-weight: 700;
            color: var(--accent-green);
            white-space: nowrap;
        }

        /* FAQ */
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
            display: grid;
            gap: 14px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            width: 100%;
            text-align: left;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .faq-question:hover {
            color: var(--accent-green);
            background: rgba(255, 255, 255, 0.02);
        }

        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-base), color var(--transition-base);
            flex-shrink: 0;
        }

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

        .faq-question.active .faq-icon {
            transform: rotate(180deg);
            color: var(--accent-green);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 22px;
            color: var(--text-secondary);
            font-size: 14.5px;
            line-height: 1.8;
        }

        .faq-answer.open {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        /* CTA Section */
        .cta-section {
            padding: 64px 0 72px;
            background: linear-gradient(180deg, var(--bg-base) 0%, rgba(11, 15, 20, 0.95) 100%);
            border-top: 1px solid var(--border-color);
        }

        .cta-card {
            background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(34, 211, 238, 0.06)), var(--bg-panel);
            border: 1px solid var(--border-hover);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(34, 197, 94, 0.12) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-card::after {
            content: '';
            position: absolute;
            bottom: -50%;
            right: -30%;
            width: 80%;
            height: 200%;
            background: radial-gradient(ellipse, rgba(34, 211, 238, 0.1) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-card .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-card p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            color: #0b0f14;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.4px;
            border-radius: var(--radius-full);
            transition: transform var(--transition-base), box-shadow var(--transition-base), filter var(--transition-base);
        }

        .btn-primary:hover {
            color: #0b0f14;
            transform: scale(1.03);
            box-shadow: var(--shadow-glow-green);
            filter: brightness(1.08);
        }

        .btn-primary:active {
            filter: brightness(0.92);
            transform: scale(0.98);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: transparent;
            border: 1.5px solid var(--accent-green);
            color: var(--accent-green);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.4px;
            border-radius: var(--radius-full);
            transition: background var(--transition-base), color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        .btn-secondary:hover {
            background: rgba(34, 197, 94, 0.1);
            color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
            transform: scale(1.02);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        /* Footer */
        .site-footer {
            background: #080c10;
            border-top: 1px solid var(--border-color);
            padding: 56px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            width: 32px;
            height: 32px;
            font-size: 14px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.4px;
        }

        .footer-links {
            list-style: none;
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            font-size: 13.5px;
            color: var(--text-muted);
            transition: color var(--transition-base);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-copyright {
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 16px;
            transition: border-color var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
        }

        .footer-social a:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            box-shadow: var(--shadow-glow-green);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .community-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .circle-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .story-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-cta {
                display: none;
            }
            .site-header {
                height: 64px;
            }
            .page-banner {
                padding: 32px 0 28px;
            }
            .page-banner h1 {
                font-size: 24px;
            }
            .page-banner .banner-desc {
                font-size: 14.5px;
            }
            .banner-stats {
                gap: 16px;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .community-grid {
                grid-template-columns: 1fr;
            }
            .story-grid {
                grid-template-columns: 1fr;
            }
            .poll-card {
                grid-template-columns: 1fr;
                padding: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-card {
                padding: 32px 24px;
            }
            .cta-card h2 {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hot-item {
                flex-wrap: wrap;
                padding: 14px 16px;
            }
            .hot-item .hot-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
                border-radius: var(--radius-sm);
            }
            .fan-rank-item {
                flex-wrap: wrap;
                padding: 14px 16px;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
            }
            .circle-grid {
                grid-template-columns: 1fr;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }