/* roulang page: index */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
        }

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

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

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

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }
        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--accent);
        }
        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }
        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            border: none;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-top:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 0 24px var(--accent-glow);
            transform: translateY(-1px);
        }
        .nav-cta-top:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .navbar-toggler-custom {
            display: none;
            background: none;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .navbar-toggler-custom i {
            font-size: 1.4rem;
        }

        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 85%;
            max-width: 360px;
            background: var(--bg-container);
            border-left: 1px solid var(--border-subtle);
            z-index: 1100;
            transform: translateX(100%);
            transition: transform 280ms ease-out;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            padding: 24px 20px 32px;
            box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
        }
        .mobile-drawer.open {
            transform: translateX(0);
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1090;
            opacity: 0;
            pointer-events: none;
            transition: opacity 280ms ease-out;
        }
        .drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }
        .drawer-close {
            background: none;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }
        .drawer-close:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-bottom: 24px;
        }
        .drawer-nav a {
            display: block;
            padding: 12px 14px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .drawer-nav a:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent);
        }
        .drawer-nav a.active {
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent);
            font-weight: 600;
        }
        .drawer-cta {
            margin-top: auto;
            display: block;
            text-align: center;
            padding: 14px 20px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            transition: background var(--transition-fast);
        }
        .drawer-cta:hover {
            background: var(--accent-bright);
            color: #0f1115;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            padding: 80px 0 100px;
            background-image: linear-gradient(rgba(15, 17, 21, 0.78), rgba(15, 17, 21, 0.92)), url('/assets/images/a1a874e122f1300c.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 70% 30%, rgba(163, 230, 53, 0.08) 0%, transparent 55%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            border: 1px solid rgba(163, 230, 53, 0.25);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .hero-title {
            font-size: clamp(1.9rem, 4vw, 3rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--text-primary);
        }
        .hero-title .highlight {
            color: var(--accent);
            position: relative;
        }
        .hero-desc {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 620px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .btn-primary-custom:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 32px var(--accent-glow);
            transform: translateY(-2px);
            color: #0f1115;
        }
        .btn-primary-custom:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-secondary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--accent);
            background: transparent;
            border: 1px solid var(--accent);
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
        }
        .btn-secondary-custom:hover {
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent-bright);
            transform: translateY(-2px);
        }
        .btn-secondary-custom:active {
            transform: translateY(1px);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            padding-top: 20px;
            border-top: 1px solid var(--border-divider);
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
        }
        .hero-stat-value {
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }
        .hero-stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .hero-visual {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .countdown-ring-wrap {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
            background: rgba(22, 26, 32, 0.85);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px 32px 24px;
            backdrop-filter: blur(8px);
            box-shadow: var(--shadow-card);
        }
        .countdown-ring {
            position: relative;
            width: 180px;
            height: 180px;
        }
        .countdown-ring svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }
        .countdown-ring .bg-circle {
            fill: none;
            stroke: rgba(255, 255, 255, 0.08);
            stroke-width: 8;
        }
        .countdown-ring .progress-circle {
            fill: none;
            stroke: var(--accent);
            stroke-width: 8;
            stroke-linecap: round;
            stroke-dasharray: 452.39;
            stroke-dashoffset: 90;
            transition: stroke-dashoffset 500ms ease-out;
        }
        .countdown-ring-center {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
        }
        .countdown-number {
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.03em;
            line-height: 1;
        }
        .countdown-unit {
            font-size: 0.82rem;
            color: var(--text-secondary);
            letter-spacing: 0.04em;
        }
        .countdown-label {
            font-size: 0.95rem;
            color: var(--text-secondary);
            font-weight: 500;
            text-align: center;
        }
        .hero-sell-points {
            display: flex;
            flex-direction: column;
            gap: 10px;
            width: 100%;
        }
        .hero-sell-point {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }
        .hero-sell-point i {
            color: var(--accent);
            font-size: 1.1rem;
            margin-top: 2px;
            flex-shrink: 0;
        }

        /* Section base */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background-color: var(--bg-container);
            border-top: 1px solid var(--border-divider);
            border-bottom: 1px solid var(--border-divider);
        }
        .section-header {
            margin-bottom: 40px;
            max-width: 720px;
        }
        .section-header.centered {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: var(--radius-badge);
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
            border: 1px solid rgba(163, 230, 53, 0.2);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .section-title {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 650;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text-primary);
        }
        .section-desc {
            font-size: 1rem;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 680px;
        }
        .section-header.centered .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Cards */
        .card-custom {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-normal);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .card-custom:hover {
            border-color: rgba(163, 230, 53, 0.35);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(163, 230, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.3rem;
            margin-bottom: 16px;
            flex-shrink: 0;
        }
        .card-icon.purple {
            background: rgba(124, 58, 237, 0.12);
            color: #b794f6;
        }
        .card-icon.rose {
            background: rgba(244, 63, 94, 0.1);
            color: #fb7185;
        }
        .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }
        .card-text {
            font-size: 0.92rem;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        /* Card with image */
        .card-image-top {
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            overflow: hidden;
            aspect-ratio: 16/9;
            background-color: var(--bg-elevated);
        }
        .card-image-top img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 350ms ease-out;
        }
        .card-with-image:hover .card-image-top img {
            transform: scale(1.03);
        }
        .card-body-custom {
            padding: 20px 22px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .card-meta i {
            font-size: 0.85rem;
        }
        .card-summary {
            font-size: 0.88rem;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--accent);
            padding: 0;
            background: none;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast), gap var(--transition-fast);
        }
        .btn-read-more:hover {
            color: var(--accent-bright);
            gap: 10px;
        }
        .btn-read-more:active {
            color: var(--accent-dim);
        }

        /* Grid layouts */
        .grid-3col {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .grid-2col {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .grid-4col {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        /* Badge / chips */
        .badge-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
            border: 1px solid rgba(163, 230, 53, 0.2);
            letter-spacing: 0.02em;
        }
        .badge-custom.purple {
            background: rgba(124, 58, 237, 0.12);
            color: #b794f6;
            border-color: rgba(124, 58, 237, 0.25);
        }
        .badge-custom.rose {
            background: rgba(244, 63, 94, 0.1);
            color: #fb7185;
            border-color: rgba(244, 63, 94, 0.2);
        }
        .badge-custom.warning {
            background: rgba(245, 158, 11, 0.1);
            color: var(--warning);
            border-color: rgba(245, 158, 11, 0.22);
        }

        /* Timeline / list */
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .timeline-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-divider);
            position: relative;
        }
        .timeline-item:last-child {
            border-bottom: none;
        }
        .timeline-marker {
            flex-shrink: 0;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--accent);
            margin-top: 6px;
            box-shadow: 0 0 12px var(--accent-glow);
        }
        .timeline-content {
            flex: 1;
        }
        .timeline-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .timeline-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .timeline-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* FAQ */
        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .accordion-custom .accordion-item:hover {
            border-color: rgba(163, 230, 53, 0.25);
        }
        .accordion-custom .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: rgba(163, 230, 53, 0.05);
            color: var(--accent);
            box-shadow: none;
        }
        .accordion-custom .accordion-button::after {
            filter: invert(70%) sepia(60%) saturate(400%) hue-rotate(40deg);
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(163, 230, 53, 0.4);
            outline-offset: -2px;
        }
        .accordion-custom .accordion-body {
            background: var(--bg-card);
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.8;
            padding: 0 20px 20px;
        }
        .accordion-custom .faq-indicator {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            margin-right: 10px;
            flex-shrink: 0;
            box-shadow: 0 0 8px var(--accent-glow);
        }

        /* Stats */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: border-color var(--transition-fast), transform var(--transition-fast);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            opacity: 0.6;
        }
        .stat-card:hover {
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateY(-2px);
        }
        .stat-number {
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* News cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-normal);
            height: 100%;
        }
        .news-card:hover {
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .news-card .card-image-top {
            aspect-ratio: 16/9;
            border-radius: 0;
        }
        .news-card .card-body-custom {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .btn-read-more {
            margin-top: auto;
        }

        /* Comparison table */
        .comparison-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--border-divider);
        }
        .comparison-table th {
            background: var(--bg-elevated);
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.9rem;
        }
        .comparison-table td {
            color: var(--text-secondary);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .comparison-table .highlight-col {
            background: rgba(163, 230, 53, 0.04);
        }
        .comparison-table .check-icon {
            color: var(--accent);
            font-weight: 600;
        }
        .comparison-table .x-icon {
            color: var(--text-muted);
        }

        /* Social proof */
        .social-proof-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }
        .social-proof-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: border-color var(--transition-fast);
        }
        .social-proof-item:hover {
            border-color: rgba(163, 230, 53, 0.25);
        }
        .social-proof-item .avatar-placeholder {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(163, 230, 53, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 0.85rem;
            font-weight: 600;
            flex-shrink: 0;
        }

        /* Review bubbles */
        .review-wall {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .review-bubble {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }
        .review-bubble:hover {
            border-color: rgba(163, 230, 53, 0.25);
            transform: translateY(-2px);
        }
        .review-text {
            font-size: 0.9rem;
            line-height: 1.75;
            color: var(--text-secondary);
            margin-bottom: 14px;
        }
        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(124, 58, 237, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #b794f6;
            font-size: 0.85rem;
            font-weight: 600;
            flex-shrink: 0;
        }
        .review-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
        }
        .review-role {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* CTA banner */
        .cta-banner {
            background: linear-gradient(135deg, rgba(163, 230, 53, 0.08) 0%, rgba(124, 58, 237, 0.1) 100%), var(--bg-container);
            border: 1px solid rgba(163, 230, 53, 0.2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--secondary));
            opacity: 0.8;
        }
        .cta-banner-content {
            flex: 1;
            min-width: 280px;
        }
        .cta-banner-title {
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .cta-banner-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .cta-banner-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        /* Subscribe form */
        .subscribe-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .subscribe-text {
            flex: 1;
            min-width: 260px;
        }
        .subscribe-title {
            font-size: 1.1rem;
            font-weight: 650;
            margin-bottom: 6px;
            color: var(--text-primary);
        }
        .subscribe-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .subscribe-form-wrap {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }
        .form-input-dark {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 0.95rem;
            min-width: 240px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .form-input-dark::placeholder {
            color: var(--text-muted);
        }
        .form-input-dark:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(163, 230, 53, 0.15);
        }

        /* Floating CTA bar */
        .floating-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: rgba(22, 26, 32, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-subtle);
            padding: 12px 0;
            box-shadow: var(--shadow-cta-bottom);
            display: none;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
        }
        .floating-cta-bar.visible {
            display: flex;
        }
        .floating-cta-text {
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        .floating-cta-text strong {
            color: var(--text-primary);
        }
        .floating-cta-action {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .floating-cta-action:hover {
            background: var(--accent-bright);
            transform: translateY(-1px);
        }
        .floating-cta-action:active {
            transform: translateY(1px);
        }

        /* Footer */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand-col {
            max-width: 320px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .footer-brand .brand-icon {
            width: 30px;
            height: 30px;
            font-size: 0.9rem;
            border-radius: 8px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.75;
            color: var(--text-muted);
            margin-bottom: 0;
        }
        .footer-col-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-divider);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: var(--text-muted);
            font-size: 0.82rem;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .grid-3col,
            .news-grid,
            .review-wall {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-4col,
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .hero-section {
                min-height: auto;
                padding: 60px 0 70px;
            }
            .hero-visual {
                margin-top: 40px;
            }
            .countdown-ring-wrap {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
            }
            .section {
                padding: var(--section-padding) 0;
            }
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-top {
                display: none;
            }
            .navbar-toggler-custom {
                display: flex;
            }
            .grid-3col,
            .grid-2col,
            .news-grid,
            .review-wall,
            .grid-4col,
            .stats-row {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-banner {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .subscribe-wrap {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 20px;
            }
            .subscribe-form-wrap {
                width: 100%;
                flex-direction: column;
            }
            .form-input-dark {
                min-width: 100%;
                width: 100%;
            }
            .hero-stats {
                gap: 18px;
                flex-wrap: wrap;
            }
            .hero-stat-value {
                font-size: 1.3rem;
            }
            .countdown-ring {
                width: 140px;
                height: 140px;
            }
            .countdown-number {
                font-size: 1.8rem;
            }
            .floating-cta-bar {
                display: flex !important;
            }
            .floating-cta-bar.mobile-hidden-desk {
                display: flex !important;
            }
        }

        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-section {
                padding: 48px 0 56px;
            }
            .hero-title {
                font-size: 1.7rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .btn-primary-custom,
            .btn-secondary-custom {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .card-custom {
                padding: 18px;
            }
            .cta-banner-title {
                font-size: 1.25rem;
            }
            .floating-cta-bar {
                padding: 10px 16px;
                padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
            }
            .floating-cta-text {
                font-size: 0.82rem;
            }
            .floating-cta-action {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 0.82rem;
            }
            .social-proof-row {
                gap: 8px;
            }
            .social-proof-item {
                padding: 10px 14px;
                font-size: 0.82rem;
            }
        }

        /* Utility */
        .text-accent {
            color: var(--accent) !important;
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .bg-container-custom {
            background-color: var(--bg-container);
        }
        .border-subtle-custom {
            border-color: var(--border-subtle) !important;
        }
        .mt-0 {
            margin-top: 0 !important;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .gap-16 {
            gap: 16px;
        }
        .w-100 {
            width: 100%;
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 56px;
            --section-padding-mobile: 32px;
        }

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

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

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }

        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--accent);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }

        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            white-space: nowrap;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .nav-cta-top:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 4px 20px var(--accent-glow);
            transform: translateY(-1px);
        }
        .nav-cta-top:active {
            transform: translateY(1px);
        }

        .navbar-toggler-custom {
            display: none;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 1.4rem;
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            color: var(--accent);
            border-color: var(--accent-glow);
            background: rgba(163, 230, 53, 0.06);
        }

        /* Mobile Drawer */
        .mobile-drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.65);
            z-index: 1048;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-normal);
        }
        .mobile-drawer-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            max-width: 85vw;
            height: 100dvh;
            background: var(--bg-container);
            border-left: 1px solid var(--border-subtle);
            z-index: 1049;
            padding: 24px 20px;
            display: flex;
            flex-direction: column;
            gap: 20px;
            transition: right var(--transition-normal);
            overflow-y: auto;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.5);
        }
        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border-divider);
        }
        .mobile-drawer-close {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: none;
            background: transparent;
            color: var(--text-secondary);
            font-size: 1.5rem;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .mobile-drawer-close:hover {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.06);
        }

        .mobile-nav-links {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav-link:hover,
        .mobile-nav-link:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .mobile-nav-link.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }
        .mobile-nav-cta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            transition: background var(--transition-fast);
        }
        .mobile-nav-cta:hover {
            background: var(--accent-bright);
            color: #0f1115;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 24px 0 0;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            list-style: none;
            padding: 0;
        }
        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 0.7rem;
        }

        /* Category Hero (small) */
        .category-hero {
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--border-divider);
        }
        .category-hero-content {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
        }
        .category-hero-title-wrap {
            max-width: 700px;
        }
        .category-hero h1 {
            font-size: clamp(1.75rem, 4vw, 2.2rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .category-hero h1 .highlight {
            color: var(--accent);
        }
        .category-hero p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 620px;
            margin-bottom: 0;
        }
        .category-hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .stat-badge-mini {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-badge);
            font-size: 0.85rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .stat-badge-mini i {
            color: var(--accent);
            font-size: 0.95rem;
        }

        /* Section base */
        .section-block {
            padding: var(--section-padding) 0;
        }
        .section-block-alt {
            background: var(--bg-container);
            border-top: 1px solid var(--border-divider);
            border-bottom: 1px solid var(--border-divider);
        }
        .section-header {
            margin-bottom: 28px;
        }
        .section-header h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.7rem);
            font-weight: 650;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.35;
        }
        .section-header h2 .highlight {
            color: var(--accent);
        }
        .section-header p {
            color: var(--text-secondary);
            max-width: 640px;
            font-size: 0.95rem;
            margin-bottom: 0;
        }

        /* Filter buttons */
        .filter-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }
        .filter-chip {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            color: var(--accent);
            border-color: var(--accent-glow);
            background: rgba(163, 230, 53, 0.05);
        }
        .filter-chip.active {
            color: #0f1115;
            background: var(--accent);
            border-color: var(--accent);
            font-weight: 600;
        }

        /* Team Card Grid */
        .team-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .team-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .team-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .team-card-img {
            aspect-ratio: 1 / 1;
            overflow: hidden;
            background: #0a0c10;
            position: relative;
        }
        .team-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }
        .team-card:hover .team-card-img img {
            transform: scale(1.03);
        }
        .team-card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .team-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .team-card-name {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .team-card-region {
            font-size: 0.8rem;
            color: var(--text-secondary);
            background: rgba(124, 58, 237, 0.12);
            border: 1px solid rgba(124, 58, 237, 0.25);
            border-radius: var(--radius-badge);
            padding: 2px 8px;
            white-space: nowrap;
        }
        .team-card-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .team-card-stats {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .team-card-stats span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .team-card-stats i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        /* Player Card */
        .player-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .player-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .player-card:hover {
            transform: translateY(-2px);
            border-color: var(--accent-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .player-card-img {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
            background: #0a0c10;
            border: 2px solid var(--border-subtle);
        }
        .player-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .player-card-info {
            flex: 1;
            min-width: 0;
        }
        .player-card-name {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .player-card-meta {
            font-size: 0.82rem;
            color: var(--text-secondary);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 12px;
        }
        .player-card-meta i {
            color: var(--accent);
            font-size: 0.75rem;
            margin-right: 3px;
        }
        .player-card-kda {
            text-align: right;
            flex-shrink: 0;
        }
        .player-card-kda-value {
            font-size: 1.25rem;
            font-weight: 700;
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            color: var(--accent);
            line-height: 1.2;
        }
        .player-card-kda-label {
            font-size: 0.72rem;
            color: var(--text-muted);
        }

        /* Data highlight strip */
        .data-highlight-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .data-highlight-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px 16px;
            text-align: center;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .data-highlight-item:hover {
            border-color: var(--accent-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .data-highlight-value {
            font-size: 1.8rem;
            font-weight: 700;
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            color: var(--accent);
            line-height: 1.2;
        }
        .data-highlight-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-accordion .accordion-button {
            background: var(--bg-card);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.98rem;
            padding: 16px 20px;
            gap: 10px;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--accent);
            box-shadow: none;
        }
        .faq-accordion .accordion-button::after {
            filter: invert(70%) sepia(30%) saturate(200%) hue-rotate(40deg);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 2px rgba(163, 230, 53, 0.25);
            border-color: var(--accent-glow);
        }
        .faq-accordion .accordion-body {
            color: var(--text-secondary);
            font-size: 0.92rem;
            padding: 14px 20px 18px;
            line-height: 1.75;
        }
        .faq-indicator-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
            display: inline-block;
        }

        /* CTA Panel */
        .cta-panel {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, var(--accent-glow), transparent 70%);
            pointer-events: none;
            border-radius: 50%;
        }
        .cta-panel h2 {
            font-size: clamp(1.3rem, 2vw, 1.6rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 10px;
            color: var(--text-primary);
            line-height: 1.35;
            position: relative;
        }
        .cta-panel h2 .highlight {
            color: var(--accent);
        }
        .cta-panel p {
            color: var(--text-secondary);
            max-width: 600px;
            margin-bottom: 20px;
            font-size: 0.95rem;
            position: relative;
        }
        .cta-panel-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            position: relative;
        }

        /* Buttons */
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .btn-accent:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 4px 20px var(--accent-glow);
            transform: translateY(-1px);
        }
        .btn-accent:active {
            transform: translateY(1px);
        }

        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--accent);
            background: transparent;
            border: 1px solid var(--accent-dim);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .btn-outline-accent:hover {
            background: rgba(163, 230, 53, 0.1);
            border-color: var(--accent);
            color: var(--accent-bright);
            box-shadow: 0 4px 16px rgba(163, 230, 53, 0.08);
        }

        /* Footer */
        .site-footer {
            background: #0a0c10;
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 28px;
            margin-top: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-divider);
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .footer-brand-desc {
            color: var(--text-secondary);
            font-size: 0.88rem;
            margin-top: 14px;
            max-width: 300px;
            line-height: 1.7;
        }
        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-bottom-links a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent);
        }
        .footer-bottom-links span {
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1200px) {
            .team-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .player-card-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 992px) {
            .nav-links-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .nav-cta-top {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .data-highlight-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 32px;
            }
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .category-hero {
                padding: 24px 0 20px;
            }
            .category-hero-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .team-card-grid {
                grid-template-columns: 1fr;
            }
            .player-card-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-panel {
                padding: 24px 18px;
            }
            .data-highlight-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }
        @media (max-width: 576px) {
            body {
                font-size: 15px;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .team-card-body {
                padding: 12px 14px 14px;
            }
            .player-card {
                padding: 12px 12px;
                gap: 10px;
            }
            .player-card-img {
                width: 52px;
                height: 52px;
            }
            .player-card-kda-value {
                font-size: 1.05rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 56px;
            --section-padding-mobile: 40px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }
        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }
        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--accent);
        }
        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }
        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            white-space: nowrap;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .nav-cta-top:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 0 4px rgba(163, 230, 53, 0.18);
            color: #0f1115;
            transform: translateY(-1px);
        }
        .navbar-toggler-custom {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            background: rgba(163, 230, 53, 0.08);
            border-color: var(--accent);
            color: var(--accent);
        }
        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: min(320px, 85vw);
            height: 100vh;
            background: var(--bg-container);
            z-index: 1060;
            transition: right 280ms ease-out;
            display: flex;
            flex-direction: column;
            padding: 20px;
            border-left: 1px solid var(--border-subtle);
            box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
        }
        .mobile-drawer.open {
            right: 0;
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.65);
            z-index: 1055;
            opacity: 0;
            visibility: hidden;
            transition: opacity 280ms ease-out, visibility 280ms ease-out;
        }
        .drawer-overlay.show {
            opacity: 1;
            visibility: visible;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .drawer-close {
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.3rem;
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .drawer-close:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }
        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .drawer-nav .nav-link-item {
            padding: 12px 16px;
            font-size: 1.05rem;
            border-radius: var(--radius-sm);
            border-bottom: 1px solid var(--border-divider);
        }
        .drawer-cta {
            margin-top: auto;
            padding-top: 20px;
        }
        .drawer-cta .nav-cta-top {
            width: 100%;
            justify-content: center;
            padding: 12px;
            font-size: 1rem;
        }
        /* Breadcrumb */
        .page-breadcrumb {
            padding: 20px 0 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .page-breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .page-breadcrumb a:hover {
            color: var(--accent);
        }
        .page-breadcrumb .bi {
            font-size: 0.7rem;
            margin: 0 6px;
            color: var(--text-muted);
        }
        .page-breadcrumb .current {
            color: var(--accent);
        }
        /* Category Hero (compact) */
        .category-hero {
            padding: 24px 0 36px;
            background: linear-gradient(180deg, rgba(163, 230, 53, 0.04) 0%, rgba(15, 17, 21, 0) 70%);
            border-bottom: 1px solid var(--border-divider);
        }
        .category-hero h1 {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.3;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .category-hero h1 .accent-text {
            color: var(--accent);
        }
        .category-hero .lead {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        /* Filter bar */
        .filter-bar {
            padding: 20px 0;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--border-divider);
        }
        .filter-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-right: 4px;
        }
        .filter-btn {
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            border: 1px solid var(--border-subtle);
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(163, 230, 53, 0.06);
        }
        .filter-btn.active {
            background: var(--accent);
            color: #0f1115;
            border-color: var(--accent);
            font-weight: 600;
        }
        /* Guide cards */
        .guides-section {
            padding: 32px 0 48px;
        }
        .guide-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.35);
            box-shadow: var(--shadow-card-hover);
        }
        .guide-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 400ms ease-out;
        }
        .guide-card:hover .guide-card-img img {
            transform: scale(1.03);
        }
        .guide-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-badge);
            background: rgba(15, 17, 21, 0.85);
            border: 1px solid rgba(163, 230, 53, 0.4);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .guide-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .guide-card-meta .bi {
            font-size: 0.75rem;
            margin-right: 4px;
        }
        .guide-card-title {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--text-primary);
            line-height: 1.5;
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .guide-card-title a {
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        .guide-card-title a:hover {
            color: var(--accent);
        }
        .guide-card-excerpt {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .guide-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent);
            transition: gap var(--transition-fast), color var(--transition-fast);
        }
        .guide-card-link:hover {
            color: var(--accent-bright);
            gap: 10px;
        }
        .guide-card-link .bi {
            font-size: 0.75rem;
        }
        /* Ranking sidebar */
        .ranking-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }
        .ranking-panel h2 {
            font-size: 1.1rem;
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .ranking-panel h2 .bi {
            color: var(--accent);
            font-size: 1.2rem;
        }
        .rank-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-divider);
            transition: background var(--transition-fast);
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-item:hover {
            background: rgba(163, 230, 53, 0.03);
        }
        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-elevated);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--text-secondary);
            flex-shrink: 0;
            font-family: var(--font-mono);
        }
        .rank-item:nth-child(1) .rank-num {
            background: var(--accent);
            color: #0f1115;
        }
        .rank-item:nth-child(2) .rank-num {
            background: rgba(163, 230, 53, 0.25);
            color: var(--accent);
        }
        .rank-item:nth-child(3) .rank-num {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent-dim);
        }
        .rank-content {
            flex: 1;
        }
        .rank-title {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .rank-item:hover .rank-title {
            color: var(--accent);
        }
        .rank-views {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 2px;
        }
        /* Stats strip */
        .stats-strip {
            padding: 28px 0;
            border-top: 1px solid var(--border-divider);
            border-bottom: 1px solid var(--border-divider);
        }
        .stat-cell {
            text-align: center;
            padding: 12px 8px;
        }
        .stat-number {
            font-family: var(--font-mono);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        /* FAQ */
        .faq-section {
            padding: 48px 0;
        }
        .faq-section h2 {
            font-size: clamp(1.3rem, 2vw, 1.6rem);
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }
        .accordion-custom .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: border-color var(--transition-fast);
        }
        .accordion-custom .accordion-item:hover {
            border-color: rgba(163, 230, 53, 0.25);
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .accordion-custom .accordion-button::after {
            display: none;
        }
        .accordion-custom .accordion-button .faq-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.04);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--accent);
            outline-offset: -2px;
        }
        .accordion-custom .accordion-body {
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
            padding: 4px 20px 18px 36px;
        }
        .accordion-custom .accordion-collapse {
            border-top: 1px solid var(--border-divider);
        }
        /* CTA panel */
        .cta-panel {
            padding: 40px 0 48px;
        }
        .cta-inner {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: clamp(28px, 4vw, 44px);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            box-shadow: var(--shadow-card);
            background-image: radial-gradient(ellipse at top right, rgba(163, 230, 53, 0.06) 0%, transparent 55%);
        }
        .cta-text {
            flex: 1 1 300px;
        }
        .cta-text h2 {
            font-size: clamp(1.3rem, 2vw, 1.7rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .cta-text h2 .accent-text {
            color: var(--accent);
        }
        .cta-text p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            margin-bottom: 0;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            border: 1px solid var(--accent);
            cursor: pointer;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .btn-accent:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 0 4px rgba(163, 230, 53, 0.18);
            color: #0f1115;
            transform: translateY(-1px);
        }
        .btn-accent:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-outline-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--accent);
            background: transparent;
            border: 1px solid var(--accent);
            cursor: pointer;
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .btn-outline-accent:hover {
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent-bright);
        }
        /* Footer */
        .site-footer {
            background: var(--bg-container);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand-col {
            max-width: 320px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .footer-brand .brand-icon {
            width: 30px;
            height: 30px;
            font-size: 0.95rem;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 650;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-divider);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--accent);
        }
        .footer-bottom-links span {
            color: var(--text-muted);
        }
        /* Bottom sticky CTA */
        .bottom-sticky-cta {
            position: fixed;
            bottom: 16px;
            right: 16px;
            z-index: 1040;
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 10px 16px;
            box-shadow: var(--shadow-cta-bottom);
            transform: translateY(80px);
            opacity: 0;
            transition: transform 300ms ease-out, opacity 300ms ease-out;
        }
        .bottom-sticky-cta.visible {
            transform: translateY(0);
            opacity: 1;
        }
        .bottom-sticky-cta .sticky-text {
            font-size: 0.85rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .bottom-sticky-cta .sticky-text strong {
            color: var(--text-primary);
        }
        .bottom-sticky-cta .btn-accent {
            padding: 8px 16px;
            font-size: 0.8rem;
            white-space: nowrap;
        }
        /* Section headings */
        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }
        .section-heading h2 {
            font-size: clamp(1.2rem, 2vw, 1.5rem);
            font-weight: 650;
            color: var(--text-primary);
            letter-spacing: -0.01em;
            margin: 0;
        }
        .section-heading h2 .accent-text {
            color: var(--accent);
        }
        .section-more {
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast), color var(--transition-fast);
        }
        .section-more:hover {
            gap: 8px;
            color: var(--accent-bright);
        }
        /* Responsive */
        @media (max-width: 1200px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
        }
        @media (max-width: 992px) {
            .nav-links-desktop {
                gap: 0;
            }
            .nav-link-item {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 24px;
            }
            .footer-brand-col {
                grid-column: 1 / -1;
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-top {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .guides-section .row > [class*="col-"] {
                margin-bottom: 16px;
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-actions {
                width: 100%;
            }
            .cta-actions .btn-accent,
            .cta-actions .btn-outline-accent {
                flex: 1;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .stat-cell {
                padding: 8px 4px;
            }
            .bottom-sticky-cta {
                left: 16px;
                right: 16px;
                bottom: 12px;
                justify-content: space-between;
                border-radius: var(--radius-sm);
            }
            .bottom-sticky-cta .sticky-text {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .guide-card-excerpt {
                font-size: 0.85rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .filter-bar {
                gap: 6px;
            }
            .filter-btn {
                padding: 5px 12px;
                font-size: 0.8rem;
            }
            .cta-actions {
                flex-direction: column;
            }
            .bottom-sticky-cta .sticky-text strong {
                display: block;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 48px;
            --section-padding-mobile: 48px;
        }

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

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

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

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* 头部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }

        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .navbar-brand-custom:hover {
            color: var(--accent);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }

        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }

        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }

        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta-top:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 20px var(--accent-glow);
            color: #0f1115;
        }

        .navbar-toggler-custom {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            transition: background var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 80%;
            max-width: 340px;
            height: 100vh;
            background: var(--bg-container);
            z-index: 1055;
            border-left: 1px solid var(--border-subtle);
            padding: 20px 24px;
            transition: right 250ms ease-out;
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.45);
            display: flex;
            flex-direction: column;
            gap: 16px;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            right: 0;
        }

        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(0, 0, 0, 0.55);
            z-index: 1054;
            opacity: 0;
            pointer-events: none;
            transition: opacity 240ms ease-out;
        }

        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        .drawer-nav-item {
            padding: 12px 0;
            font-size: 1.1rem;
            font-weight: 500;
            border-bottom: 1px solid var(--border-divider);
            color: var(--text-secondary);
        }

        .drawer-nav-item:hover,
        .drawer-nav-item.active {
            color: var(--accent);
        }

        /* 页面头部面包屑 */
        .page-header {
            padding: 40px 0 20px;
            border-bottom: 1px solid var(--border-divider);
            margin-bottom: 40px;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

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

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

        .page-header h1 {
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .page-header .page-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 720px;
        }

        /* 板块通用 */
        .section-block {
            padding: 36px 0;
        }

        .section-title {
            font-size: 1.6rem;
            font-weight: 650;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .section-desc {
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 700px;
        }

        /* 统计卡片 */
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
            height: 100%;
        }

        .stat-card:hover {
            border-color: rgba(163, 230, 53, 0.35);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .stat-value {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1.2;
            font-feature-settings: "tnum";
        }

        .stat-change {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-top: 8px;
            padding: 2px 8px;
            border-radius: var(--radius-badge);
        }

        .stat-change.up {
            color: var(--success);
            background: rgba(52, 211, 153, 0.1);
        }

        .stat-change.down {
            color: var(--danger);
            background: rgba(244, 63, 94, 0.1);
        }

        /* 数据榜单 */
        .leaderboard-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }

        .leaderboard-item:hover {
            background: var(--bg-elevated);
            border-color: rgba(163, 230, 53, 0.3);
        }

        .leaderboard-rank {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            font-family: var(--font-mono);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            margin-right: 12px;
            flex-shrink: 0;
        }

        .leaderboard-rank.top1 {
            background: rgba(163, 230, 53, 0.2);
            color: var(--accent);
        }

        .leaderboard-rank.top2 {
            background: rgba(124, 58, 237, 0.2);
            color: #b18aff;
        }

        .leaderboard-rank.top3 {
            background: rgba(244, 63, 94, 0.18);
            color: #ff7a94;
        }

        .leaderboard-info {
            flex: 1;
            min-width: 0;
            margin-right: 12px;
        }

        .leaderboard-name {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .leaderboard-sub {
            font-size: 0.8rem;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .leaderboard-value {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent);
            font-feature-settings: "tnum";
            white-space: nowrap;
        }

        /* 图片卡片 */
        .image-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
        }

        .image-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 300ms ease-out;
        }

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

        .image-card-body {
            padding: 16px;
        }

        .image-card-title {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 1.05rem;
            margin-bottom: 6px;
        }

        .image-card-text {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 0;
        }

        .badge-accent {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            border: 1px solid rgba(163, 230, 53, 0.2);
            font-weight: 500;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
        }

        .badge-secondary {
            background: rgba(124, 58, 237, 0.15);
            color: #b18aff;
            border: 1px solid rgba(124, 58, 237, 0.2);
            font-weight: 500;
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
        }

        /* 更新说明 */
        .update-note {
            background: var(--bg-elevated);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            color: var(--text-secondary);
        }

        .update-note strong {
            color: var(--accent);
            font-weight: 600;
        }

        /* CTA */
        .cta-panel {
            background: linear-gradient(135deg, rgba(163, 230, 53, 0.1), rgba(124, 58, 237, 0.12)), var(--bg-container);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
        }

        .cta-panel h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .cta-panel p {
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
        }

        .btn-accent {
            background: var(--accent);
            color: #0f1115;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            border: none;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-bright);
            box-shadow: 0 0 24px var(--accent-glow);
            color: #0f1115;
        }

        .btn-outline-accent {
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--accent);
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .btn-outline-accent:hover,
        .btn-outline-accent:focus {
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent-bright);
            border-color: var(--accent-bright);
        }

        /* 表格 */
        .data-table-wrap {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 0;
        }

        .data-table th {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--text-muted);
            background: var(--bg-elevated);
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border-subtle);
            font-weight: 600;
        }

        .data-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-divider);
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
        }

        .data-table tr:hover td {
            background: rgba(163, 230, 53, 0.04);
            color: var(--text-primary);
        }

        .data-table .team-cell {
            font-family: var(--font-sans);
            font-weight: 600;
            color: var(--text-primary);
        }

        /* 页脚 */
        .site-footer {
            background: var(--bg-container);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

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

        .footer-brand-desc {
            color: var(--text-secondary);
            font-size: 0.9rem;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

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

        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-divider);
            color: var(--text-muted);
            font-size: 0.8rem;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

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

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

        /* 响应式 */
        @media (max-width: 992px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-top {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-value {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 36px;
            }
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .page-header h1 {
                font-size: 1.8rem;
            }
            .page-header .page-subtitle {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-panel {
                padding: 28px 18px;
            }
            .cta-panel h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .data-table th,
            .data-table td {
                padding: 10px 12px;
                font-size: 0.8rem;
            }
            .stat-card {
                padding: 16px;
            }
        }

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .leaderboard-item {
                padding: 10px 12px;
            }
            .leaderboard-rank {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
            .leaderboard-value {
                font-size: 1rem;
            }
            .image-card img {
                height: 160px;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            overflow-x: hidden;
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }
        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .navbar-brand-custom:hover {
            color: var(--accent);
        }
        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }
        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }
        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-top:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 20px var(--accent-glow);
            color: #0f1115;
            transform: translateY(-1px);
        }
        .navbar-toggler-custom {
            display: none;
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            font-size: 1.5rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            background: rgba(163, 230, 53, 0.08);
            border-color: var(--accent-dim);
            color: var(--accent);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            max-width: 80vw;
            background: var(--bg-elevated);
            border-left: 1px solid var(--border-subtle);
            z-index: 1100;
            padding: 24px 20px;
            flex-direction: column;
            gap: 4px;
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
            transform: translateX(100%);
            transition: transform 240ms ease-out;
        }
        .mobile-menu.open {
            transform: translateX(0);
        }
        .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .mobile-menu-close {
            background: transparent;
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        .mobile-menu-close:hover {
            color: var(--accent);
            border-color: var(--accent-dim);
        }
        .mobile-nav-link {
            display: flex;
            align-items: center;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: background var(--transition-fast), color var(--transition-fast);
        }
        .mobile-nav-link:hover {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .mobile-nav-link.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
        }
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.65);
            z-index: 1090;
            display: none;
            opacity: 0;
            transition: opacity 240ms ease-out;
        }
        .mobile-menu-overlay.show {
            display: block;
            opacity: 1;
        }

        main {
            display: block;
            padding-bottom: 0;
        }
        .section-padding {
            padding: var(--section-padding) 0;
        }
        .section-padding-sm {
            padding: 36px 0;
        }
        .section-padding-lg {
            padding: 64px 0;
        }
        .section-heading {
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-size: 1.65rem;
            font-weight: 650;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }
        .section-heading p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 65ch;
            margin-bottom: 0;
        }
        .section-heading .accent-highlight {
            color: var(--accent);
        }
        .accent-highlight {
            color: var(--accent);
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .text-muted-custom {
            color: var(--text-muted) !important;
        }
        .border-divider {
            border-top: 1px solid var(--border-divider);
            margin: 36px 0;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 16px;
        }
        .breadcrumb-custom a {
            color: var(--text-muted);
        }
        .breadcrumb-custom a:hover {
            color: var(--accent);
        }
        .breadcrumb-custom .breadcrumb-separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb-custom .current {
            color: var(--text-secondary);
        }

        .page-hero-mini {
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--border-divider);
            background-color: var(--bg-primary);
        }
        .page-hero-mini h1 {
            font-size: 2.1rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .page-hero-mini .lead-short {
            color: var(--text-secondary);
            font-size: 1.05rem;
            max-width: 65ch;
            margin-bottom: 0;
        }

        .card-stat {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 22px 20px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            height: 100%;
        }
        .card-stat:hover {
            border-color: rgba(163, 230, 53, 0.35);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .card-stat .stat-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 14px;
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent);
        }
        .card-stat .stat-value {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 4px;
            font-feature-settings: "tnum";
        }
        .card-stat .stat-label {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .card-stat .stat-delta {
            font-size: 0.82rem;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
        }
        .stat-delta.up {
            color: var(--success);
        }
        .stat-delta.down {
            color: var(--danger);
        }

        .card-data-panel {
            background: var(--bg-container);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }
        .card-data-panel .panel-title {
            font-size: 1.2rem;
            font-weight: 650;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }
        .card-data-panel .panel-subtitle {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 18px;
        }

        .ranking-table {
            width: 100%;
            border-collapse: collapse;
        }
        .ranking-table th {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
            text-align: left;
            padding: 10px 12px;
            border-bottom: 1px solid var(--border-divider);
            white-space: nowrap;
        }
        .ranking-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-divider);
            font-size: 0.95rem;
            vertical-align: middle;
        }
        .ranking-table tr:hover td {
            background: rgba(163, 230, 53, 0.04);
        }
        .ranking-table .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 6px;
            font-weight: 700;
            font-size: 0.85rem;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }
        .ranking-table .rank-badge.top1 {
            background: rgba(163, 230, 53, 0.2);
            color: var(--accent);
        }
        .ranking-table .rank-badge.top2 {
            background: rgba(124, 58, 237, 0.2);
            color: #c4b5fd;
        }
        .ranking-table .rank-badge.top3 {
            background: rgba(245, 158, 11, 0.15);
            color: var(--warning);
        }
        .ranking-table .player-id {
            font-weight: 600;
            color: var(--text-primary);
        }
        .ranking-table .team-tag {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }
        .ranking-table .stat-num {
            font-family: var(--font-mono);
            font-weight: 600;
            font-feature-settings: "tnum";
        }

        .card-image-top {
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            overflow: hidden;
            aspect-ratio: 21/9;
            background-color: var(--bg-elevated);
        }
        .card-image-top img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }
        .card-hover-lift:hover .card-image-top img {
            transform: scale(1.04);
        }
        .card-hover-lift {
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }
        .card-hover-lift:hover {
            border-color: rgba(163, 230, 53, 0.35);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .insight-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            height: 100%;
        }
        .insight-card:hover {
            border-color: rgba(163, 230, 53, 0.3);
            box-shadow: var(--shadow-card-hover);
        }
        .insight-card .insight-label {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .insight-card .insight-title {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .insight-card p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            margin-bottom: 0;
        }

        .cta-panel {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }
        .cta-panel .cta-text h2 {
            font-size: 1.55rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }
        .cta-panel .cta-text p {
            color: var(--text-secondary);
            margin-bottom: 0;
            max-width: 55ch;
        }
        .cta-panel .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-accent {
            background: var(--accent);
            color: #0f1115;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            cursor: pointer;
        }
        .btn-accent:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 20px var(--accent-glow);
            color: #0f1115;
            transform: translateY(-1px);
        }
        .btn-accent:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-outline-accent {
            background: transparent;
            color: var(--accent);
            border: 1px solid var(--accent);
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            cursor: pointer;
        }
        .btn-outline-accent:hover {
            background: rgba(163, 230, 53, 0.12);
            border-color: var(--accent-bright);
            color: var(--accent-bright);
        }

        .badge-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: var(--radius-badge);
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
            border: 1px solid rgba(163, 230, 53, 0.2);
            white-space: nowrap;
        }
        .badge-custom.badge-secondary {
            background: rgba(124, 58, 237, 0.15);
            color: #c4b5fd;
            border-color: rgba(124, 58, 237, 0.25);
        }
        .badge-custom.badge-warning {
            background: rgba(245, 158, 11, 0.1);
            color: var(--warning);
            border-color: rgba(245, 158, 11, 0.2);
        }

        .methodology-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .methodology-list li {
            display: flex;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-divider);
            align-items: flex-start;
        }
        .methodology-list li:last-child {
            border-bottom: none;
        }
        .methodology-list .method-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(163, 230, 53, 0.12);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 0.85rem;
        }
        .methodology-list .method-text {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }
        .methodology-list .method-text strong {
            color: var(--text-primary);
            font-weight: 600;
        }

        .chart-placeholder {
            background: var(--bg-elevated);
            border: 1px dashed var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 80px;
        }

        .compare-row {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 12px;
            align-items: center;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-divider);
        }
        .compare-row:last-child {
            border-bottom: none;
        }
        .compare-row .compare-team {
            font-weight: 600;
            font-size: 0.95rem;
        }
        .compare-row .compare-vs {
            color: var(--text-muted);
            font-size: 0.85rem;
            text-align: center;
            padding: 0 8px;
            white-space: nowrap;
        }
        .compare-row .compare-bar-wrapper {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .compare-row .compare-bar {
            flex: 1;
            height: 8px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.06);
            overflow: hidden;
        }
        .compare-row .compare-bar .fill {
            height: 100%;
            border-radius: 999px;
            background: var(--accent);
        }
        .compare-row .compare-bar .fill.secondary {
            background: var(--secondary);
        }
        .compare-row .compare-value {
            font-family: var(--font-mono);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--text-primary);
            font-feature-settings: "tnum";
            min-width: 44px;
            text-align: right;
        }

        .site-footer {
            background: var(--bg-container);
            border-top: 1px solid var(--border-subtle);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 14px;
        }
        .footer-brand:hover {
            color: var(--accent);
        }
        .footer-brand-desc {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 40ch;
            margin-bottom: 0;
        }
        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-divider);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: var(--text-muted);
        }
        .footer-bottom-links a:hover {
            color: var(--accent);
        }

        @media (max-width: 992px) {
            .nav-links-desktop {
                display: none;
            }
            .nav-cta-top {
                display: none;
            }
            .navbar-toggler-custom {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .compare-row {
                grid-template-columns: 1fr;
                gap: 8px;
                text-align: left;
            }
            .compare-row .compare-vs {
                text-align: left;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-padding: 36px;
            }
            .page-hero-mini h1 {
                font-size: 1.7rem;
            }
            .card-stat .stat-value {
                font-size: 1.6rem;
            }
            .cta-panel {
                padding: 28px 20px;
                flex-direction: column;
                align-items: flex-start;
            }
            .ranking-table {
                font-size: 0.85rem;
            }
            .ranking-table th,
            .ranking-table td {
                padding: 8px 6px;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .card-data-panel {
                padding: 18px 16px;
            }
            .section-heading h2 {
                font-size: 1.35rem;
            }
            .page-hero-mini h1 {
                font-size: 1.45rem;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0f1115;
            --bg-container: #161a20;
            --bg-elevated: #1c2129;
            --bg-card: #171c23;
            --accent: #a3e635;
            --accent-bright: #bff747;
            --accent-dim: #7faf2a;
            --accent-glow: rgba(163, 230, 53, 0.18);
            --secondary: #7c3aed;
            --secondary-glow: rgba(124, 58, 237, 0.14);
            --text-primary: #f5f7fa;
            --text-secondary: #9ca3af;
            --text-muted: #6b7280;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-divider: rgba(255, 255, 255, 0.06);
            --danger: #f43f5e;
            --warning: #f59e0b;
            --success: #34d399;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
            --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
            --transition-fast: 200ms ease-out;
            --transition-normal: 240ms ease-out;
            --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
            --container-width: 1200px;
            --section-padding: 72px;
            --section-padding-mobile: 48px;
        }

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

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

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

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

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-width);
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(15, 17, 21, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 0;
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .navbar-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 68px;
            gap: 12px;
        }

        .navbar-brand-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .navbar-brand-custom:hover {
            color: var(--accent);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #0f1115;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .nav-links-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .nav-link-item {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
        }

        .nav-link-item:hover,
        .nav-link-item:focus {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }

        .nav-link-item.active {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.1);
            font-weight: 600;
        }

        .nav-cta-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .nav-cta-top:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 0 24px var(--accent-glow);
        }

        .navbar-toggler-custom {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            background: transparent;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: rgba(163, 230, 53, 0.08);
            border-color: var(--accent);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            max-width: 85vw;
            background: var(--bg-container);
            border-left: 1px solid var(--border-subtle);
            z-index: 1060;
            padding: 24px 20px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-normal);
        }

        .mobile-menu.open {
            transform: translateX(0);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1055;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .mobile-menu-overlay.open {
            opacity: 1;
        }

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

        .mobile-menu-close {
            width: 36px;
            height: 36px;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            background: transparent;
            color: var(--text-primary);
            font-size: 1.4rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .mobile-menu-close:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent);
        }

        .mobile-nav-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-nav-links .nav-link-item {
            padding: 12px 16px;
            font-size: 1.05rem;
            border-radius: var(--radius-sm);
            display: block;
        }

        .mobile-nav-cta {
            margin-top: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            text-align: center;
        }

        .mobile-nav-cta:hover {
            background: var(--accent-bright);
            color: #0f1115;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 24px 0 8px;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
            list-style: none;
        }

        .breadcrumb-custom li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-custom .separator {
            color: var(--text-muted);
            font-size: 0.8rem;
        }

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

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

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

        /* Page Header */
        .page-header-section {
            padding: 16px 0 32px;
            border-bottom: 1px solid var(--border-divider);
        }

        .page-header-content h1 {
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .page-header-content .page-header-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 70ch;
            line-height: 1.75;
        }

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

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }

        .section-header-left h2 {
            font-size: 1.7rem;
            font-weight: 650;
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .section-header-left p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            max-width: 60ch;
        }

        .section-header-action a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--accent);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .section-header-action a:hover {
            background: rgba(163, 230, 53, 0.08);
        }

        /* News Card */
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.35);
            box-shadow: var(--shadow-card-hover);
        }

        .news-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-elevated);
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.03);
        }

        .news-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
        }

        .news-card-title {
            font-size: 1.1rem;
            font-weight: 650;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .news-card-summary {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card-action {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--accent);
            transition: gap var(--transition-fast);
        }

        .news-card-action:hover {
            gap: 10px;
            color: var(--accent-bright);
        }

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

        /* Tag badges */
        .tag-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            font-size: 0.78rem;
            font-weight: 500;
            border: 1px solid var(--border-subtle);
            background: var(--bg-elevated);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }

        .tag-badge:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(163, 230, 53, 0.06);
        }

        .tag-badge.accent {
            border-color: rgba(163, 230, 53, 0.4);
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }

        .tag-badge.secondary {
            border-color: rgba(124, 58, 237, 0.4);
            color: #a78bfa;
            background: rgba(124, 58, 237, 0.08);
        }

        .tags-container {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Featured news */
        .featured-news {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 24px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .featured-news-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-elevated);
        }

        .featured-news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-news-body {
            padding: 28px 28px 28px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-news-date {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 8px;
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
        }

        .featured-news-title {
            font-size: 1.6rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .featured-news-summary {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 18px;
        }

        .featured-news-action {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            color: #0f1115;
            background: var(--accent);
            align-self: flex-start;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        .featured-news-action:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 0 24px var(--accent-glow);
        }

        /* Data strip */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .data-strip-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
        }

        .data-strip-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            letter-spacing: -0.02em;
            margin-bottom: 4px;
        }

        .data-strip-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        /* Newsletter form */
        .newsletter-panel {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }

        .newsletter-info h3 {
            font-size: 1.4rem;
            font-weight: 650;
            margin-bottom: 8px;
        }

        .newsletter-info p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            max-width: 50ch;
        }

        .newsletter-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .newsletter-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-subtle);
            background: var(--bg-primary);
            color: var(--text-primary);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .newsletter-form input::placeholder {
            color: var(--text-muted);
        }

        .newsletter-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-glow);
            outline: none;
        }

        .newsletter-form button {
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            border: none;
            font-weight: 600;
            font-size: 0.9rem;
            color: #0f1115;
            background: var(--accent);
            cursor: pointer;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .newsletter-form button:hover {
            background: var(--accent-bright);
            box-shadow: 0 0 24px var(--accent-glow);
        }

        /* Info cards */
        .info-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .info-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 22px;
            transition: border-color var(--transition-normal), transform var(--transition-normal);
        }

        .info-card:hover {
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateY(-2px);
        }

        .info-card-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(163, 230, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 12px;
        }

        .info-card h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .info-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* CTA panel */
        .cta-panel {
            background: var(--bg-elevated);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(163, 230, 53, 0.06), transparent 70%);
            pointer-events: none;
        }

        .cta-panel h2 {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            position: relative;
        }

        .cta-panel p {
            color: var(--text-secondary);
            max-width: 55ch;
            margin: 0 auto 24px;
            position: relative;
        }

        .cta-panel-buttons {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
        }

        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            color: #0f1115;
            background: var(--accent);
            border: none;
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            cursor: pointer;
        }

        .btn-primary-custom:hover {
            background: var(--accent-bright);
            color: #0f1115;
            box-shadow: 0 0 28px var(--accent-glow);
            transform: translateY(-1px);
        }

        .btn-primary-custom:active {
            transform: translateY(1px);
        }

        .btn-secondary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--accent);
            background: transparent;
            border: 1px solid var(--accent);
            transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            cursor: pointer;
        }

        .btn-secondary-custom:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent-bright);
            box-shadow: 0 0 20px var(--accent-glow);
            transform: translateY(-1px);
        }

        .btn-secondary-custom:active {
            transform: translateY(1px);
        }

        /* Footer */
        .site-footer {
            background: #0b0d11;
            border-top: 1px solid var(--border-divider);
            padding: 48px 0 32px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

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

        .footer-brand-desc {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 45ch;
        }

        .footer-col-title {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border-divider);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom-links a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

        /* Archive list */
        .news-archive-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .archive-item {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: border-color var(--transition-fast), transform var(--transition-fast);
        }

        .archive-item:hover {
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateX(4px);
        }

        .archive-item-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            font-family: var(--font-mono);
            font-feature-settings: "tnum";
            white-space: nowrap;
            min-width: 72px;
        }

        .archive-item-title {
            flex: 1;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-primary);
        }

        .archive-item-tag {
            flex-shrink: 0;
        }

        /* Responsive */
        @media (max-width: 1200px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .newsletter-panel {
                grid-template-columns: 1fr;
                padding: 30px;
            }
        }

        @media (max-width: 992px) {
            .nav-links-desktop {
                display: none;
            }

            .nav-cta-top {
                display: none;
            }

            .navbar-toggler-custom {
                display: flex;
            }

            .mobile-menu {
                display: block;
            }

            .mobile-menu-overlay {
                display: block;
            }

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

            .featured-news-body {
                padding: 24px;
            }

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

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

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

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
            }

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

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

            .info-card-grid {
                grid-template-columns: 1fr;
            }

            .data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-panel {
                padding: 32px 24px;
            }

            .cta-panel h2 {
                font-size: 1.4rem;
            }

            .newsletter-panel {
                padding: 24px;
            }
        }

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

            .page-header-content h1 {
                font-size: 1.5rem;
            }

            .news-card-img {
                aspect-ratio: 16/9;
            }

            .data-strip {
                grid-template-columns: 1fr;
            }

            .data-strip-item {
                padding: 14px;
            }

            .data-strip-value {
                font-size: 1.6rem;
            }

            .newsletter-form {
                flex-direction: column;
            }

            .newsletter-form button {
                width: 100%;
            }

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

/* roulang page: category6 */
:root {
      --bg-primary: #0f1115;
      --bg-container: #161a20;
      --bg-elevated: #1c2129;
      --bg-card: #171c23;
      --accent: #a3e635;
      --accent-bright: #bff747;
      --accent-dim: #7faf2a;
      --accent-glow: rgba(163, 230, 53, 0.18);
      --secondary: #7c3aed;
      --secondary-glow: rgba(124, 58, 237, 0.14);
      --text-primary: #f5f7fa;
      --text-secondary: #9ca3af;
      --text-muted: #6b7280;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-divider: rgba(255, 255, 255, 0.06);
      --danger: #f43f5e;
      --warning: #f59e0b;
      --success: #34d399;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --radius-badge: 6px;
      --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
      --shadow-card-hover: 0 8px 32px rgba(163, 230, 53, 0.12);
      --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.45);
      --shadow-cta-bottom: 0 -4px 16px rgba(0, 0, 0, 0.6);
      --transition-fast: 200ms ease-out;
      --transition-normal: 240ms ease-out;
      --font-sans: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --font-mono: "Inter", "Segoe UI", system-ui, sans-serif;
      --container-width: 1200px;
      --section-padding: 48px;
      --section-padding-mobile: 36px;
    }

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

    body {
      font-family: var(--font-sans);
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-primary);
      background-color: var(--bg-primary);
      overflow-x: hidden;
      min-height: 100vh;
      padding-bottom: 0;
    }

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

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

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

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

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 2px;
      border-radius: 4px;
    }

    .container {
      max-width: var(--container-width);
      padding-left: 24px;
      padding-right: 24px;
      margin: 0 auto;
    }

    /* Header / Navigation */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1050;
      background: rgba(15, 17, 21, 0.92);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-subtle);
      padding: 0;
      transition: box-shadow var(--transition-normal);
    }

    .site-header.scrolled {
      box-shadow: var(--shadow-nav);
    }

    .navbar-custom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      min-height: 68px;
      gap: 12px;
    }

    .navbar-brand-custom {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 1.3rem;
      letter-spacing: -0.02em;
      color: var(--text-primary);
      white-space: nowrap;
    }

    .navbar-brand-custom:hover {
      color: var(--accent);
    }

    .brand-icon {
      width: 34px;
      height: 34px;
      background: var(--accent);
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #0f1115;
      font-size: 1.1rem;
      flex-shrink: 0;
    }

    .nav-links-desktop {
      display: flex;
      align-items: center;
      gap: 4px;
      flex-wrap: wrap;
    }

    .nav-link-item {
      display: inline-flex;
      align-items: center;
      padding: 8px 14px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-secondary);
      border-radius: var(--radius-sm);
      transition: color var(--transition-fast), background var(--transition-fast);
      white-space: nowrap;
    }

    .nav-link-item:hover,
    .nav-link-item:focus {
      color: var(--accent);
      background: rgba(163, 230, 53, 0.08);
    }

    .nav-link-item.active {
      color: var(--accent);
      background: rgba(163, 230, 53, 0.1);
      font-weight: 600;
    }

    .nav-cta-top {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 600;
      color: #0f1115;
      background: var(--accent);
      transition: background var(--transition-fast), box-shadow var(--transition-fast);
      white-space: nowrap;
    }

    .nav-cta-top:hover {
      background: var(--accent-bright);
      box-shadow: 0 0 16px var(--accent-glow);
      color: #0f1115;
    }

    .navbar-toggler-custom {
      display: none;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      background: var(--bg-elevated);
      color: var(--text-primary);
      font-size: 1.4rem;
      cursor: pointer;
      transition: border-color var(--transition-fast), color var(--transition-fast);
      flex-shrink: 0;
    }

    .navbar-toggler-custom:hover {
      border-color: var(--accent);
      color: var(--accent);
    }

    .mobile-nav-panel {
      display: none;
      position: fixed;
      top: 68px;
      left: 0;
      right: 0;
      bottom: 0;
      background: rgba(15, 17, 21, 0.98);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      z-index: 1040;
      padding: 24px;
      overflow-y: auto;
    }

    .mobile-nav-panel.show {
      display: block;
    }

    .mobile-nav-links {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .mobile-nav-links a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 14px 16px;
      font-size: 1.1rem;
      font-weight: 500;
      color: var(--text-primary);
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-subtle);
      transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
    }

    .mobile-nav-links a:hover {
      background: rgba(163, 230, 53, 0.08);
      border-color: rgba(163, 230, 53, 0.3);
      color: var(--accent);
    }

    .mobile-nav-links a.active {
      color: var(--accent);
      background: rgba(163, 230, 53, 0.1);
      border-color: rgba(163, 230, 53, 0.35);
      font-weight: 600;
    }

    .mobile-nav-cta {
      margin-top: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 24px;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 600;
      color: #0f1115;
      background: var(--accent);
      transition: background var(--transition-fast);
    }

    .mobile-nav-cta:hover {
      background: var(--accent-bright);
      color: #0f1115;
    }

    .nav-backdrop {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.6);
      z-index: 1030;
    }

    .nav-backdrop.show {
      display: block;
    }

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

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

    .section-header {
      margin-bottom: 32px;
      max-width: 720px;
    }

    .section-header h2 {
      font-size: 1.6rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 10px;
      color: var(--text-primary);
    }

    .section-header p {
      color: var(--text-secondary);
      margin-bottom: 0;
      font-size: 0.95rem;
    }

    .section-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.78rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 12px;
    }

    .section-eyebrow::before {
      content: '';
      width: 18px;
      height: 2px;
      background: var(--accent);
      border-radius: 1px;
    }

    /* Buttons */
    .btn-main {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      font-weight: 600;
      color: #0f1115;
      background: var(--accent);
      border: none;
      transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
      cursor: pointer;
      white-space: nowrap;
    }

    .btn-main:hover {
      background: var(--accent-bright);
      box-shadow: 0 0 20px var(--accent-glow);
      color: #0f1115;
      transform: translateY(-1px);
    }

    .btn-main:active {
      transform: translateY(0);
      box-shadow: none;
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 0.92rem;
      font-weight: 600;
      color: var(--accent);
      background: transparent;
      border: 1px solid rgba(163, 230, 53, 0.5);
      transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
      cursor: pointer;
      white-space: nowrap;
    }

    .btn-ghost:hover {
      background: rgba(124, 58, 237, 0.12);
      border-color: var(--accent);
      color: var(--accent-bright);
    }

    .btn-sm {
      padding: 7px 16px;
      font-size: 0.82rem;
    }

    /* Badge */
    .badge-custom {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 10px;
      font-size: 0.72rem;
      font-weight: 600;
      border-radius: var(--radius-badge);
      border: 1px solid var(--border-subtle);
      background: var(--bg-elevated);
      color: var(--text-secondary);
      letter-spacing: 0.04em;
      white-space: nowrap;
    }

    .badge-accent {
      color: var(--accent);
      border-color: rgba(163, 230, 53, 0.3);
      background: rgba(163, 230, 53, 0.08);
    }

    .badge-secondary {
      color: #a78bfa;
      border-color: rgba(124, 58, 237, 0.35);
      background: rgba(124, 58, 237, 0.1);
    }

    .badge-danger {
      color: #fda4af;
      border-color: rgba(244, 63, 94, 0.35);
      background: rgba(244, 63, 94, 0.1);
    }

    .badge-warning {
      color: #fcd34d;
      border-color: rgba(245, 158, 11, 0.35);
      background: rgba(245, 158, 11, 0.1);
    }

    /* Academy Hero */
    .academy-hero {
      position: relative;
      padding: 48px 0 44px;
      background: linear-gradient(rgba(15, 17, 21, 0.78), rgba(15, 17, 21, 0.88)), url('/assets/images/3a4119cc5dacdb7c.webp') center/cover no-repeat;
      border-bottom: 1px solid var(--border-subtle);
    }

    .academy-hero .container {
      position: relative;
      z-index: 2;
    }

    .breadcrumb-custom {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      flex-wrap: wrap;
    }

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

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

    .breadcrumb-custom .separator {
      color: var(--text-muted);
      font-size: 0.7rem;
    }

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

    .academy-hero h1 {
      font-size: clamp(1.7rem, 3.5vw, 2.4rem);
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 14px;
      color: var(--text-primary);
      line-height: 1.3;
    }

    .academy-hero h1 .highlight {
      color: var(--accent);
      position: relative;
    }

    .academy-hero .hero-desc {
      font-size: 1rem;
      color: var(--text-secondary);
      max-width: 680px;
      margin-bottom: 0;
      line-height: 1.9;
    }

    .academy-hero .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-top: 20px;
    }

    .academy-hero .hero-meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--text-secondary);
    }

    .academy-hero .hero-meta-item i {
      color: var(--accent);
      font-size: 0.9rem;
    }

    /* Learning Path */
    .learning-path {
      position: relative;
    }

    .path-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .path-step {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
    }

    .path-step:hover {
      border-color: rgba(163, 230, 53, 0.35);
      transform: translateY(-3px);
      box-shadow: var(--shadow-card-hover);
    }

    .path-step-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--secondary-glow);
      border: 1px solid rgba(124, 58, 237, 0.4);
      color: #a78bfa;
      font-family: var(--font-mono);
      font-weight: 700;
      font-size: 0.95rem;
      margin-bottom: 14px;
      font-feature-settings: "tnum";
    }

    .path-step h3 {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
      letter-spacing: -0.01em;
    }

    .path-step p {
      font-size: 0.88rem;
      color: var(--text-secondary);
      margin-bottom: 0;
      line-height: 1.7;
    }

    .path-step .path-duration {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      margin-top: 12px;
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    .path-step .path-duration i {
      font-size: 0.8rem;
    }

    /* Course Cards */
    .course-list-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .course-card {
      display: flex;
      flex-direction: row;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
    }

    .course-card:hover {
      border-color: rgba(163, 230, 53, 0.3);
      transform: translateY(-2px);
      box-shadow: var(--shadow-card-hover);
    }

    .course-card-img {
      flex: 0 0 38%;
      position: relative;
      min-height: 180px;
      overflow: hidden;
    }

    .course-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      position: absolute;
      inset: 0;
      transition: transform var(--transition-normal);
    }

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

    .course-card-img .course-difficulty {
      position: absolute;
      top: 12px;
      left: 12px;
      z-index: 2;
    }

    .course-card-body {
      flex: 1;
      padding: 18px 20px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 10px;
    }

    .course-card-body h3 {
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 6px;
      letter-spacing: -0.01em;
      line-height: 1.4;
    }

    .course-card-body p {
      font-size: 0.85rem;
      color: var(--text-secondary);
      margin-bottom: 0;
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .course-card-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 0.75rem;
      color: var(--text-muted);
      flex-wrap: wrap;
    }

    .course-card-meta span {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .course-card-meta i {
      font-size: 0.75rem;
      color: var(--accent);
    }

    .course-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
    }

    .course-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--accent);
      transition: color var(--transition-fast);
      cursor: pointer;
    }

    .course-link:hover {
      color: var(--accent-bright);
    }

    .course-link i {
      font-size: 0.75rem;
    }

    /* Academy Stats */
    .academy-stats {
      position: relative;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .stat-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      position: relative;
      overflow: hidden;
      transition: border-color var(--transition-normal), transform var(--transition-normal);
    }

    .stat-card::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 3px;
      height: 100%;
      background: var(--accent);
      border-radius: 0 2px 2px 0;
      opacity: 0.7;
    }

    .stat-card:hover {
      border-color: rgba(163, 230, 53, 0.3);
      transform: translateY(-2px);
    }

    .stat-value {
      font-family: var(--font-mono);
      font-size: 2.1rem;
      font-weight: 700;
      font-feature-settings: "tnum";
      color: var(--accent);
      letter-spacing: -0.02em;
      margin-bottom: 6px;
      line-height: 1.2;
    }

    .stat-label {
      font-size: 0.86rem;
      color: var(--text-secondary);
      font-weight: 500;
    }

    .stat-desc {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-top: 4px;
    }

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

    .coach-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: left;
      transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
    }

    .coach-card:hover {
      border-color: rgba(163, 230, 53, 0.3);
      transform: translateY(-3px);
      box-shadow: var(--shadow-card-hover);
    }

    .coach-card-img {
      width: 80px;
      height: 80px;
      border-radius: 50%;
      object-fit: cover;
      margin-bottom: 16px;
      border: 2px solid rgba(163, 230, 53, 0.3);
    }

    .coach-card h3 {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 4px;
      letter-spacing: -0.01em;
    }

    .coach-card .coach-role {
      font-size: 0.82rem;
      color: var(--accent);
      font-weight: 500;
      margin-bottom: 10px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .coach-card .coach-role i {
      font-size: 0.8rem;
    }

    .coach-card p {
      font-size: 0.86rem;
      color: var(--text-secondary);
      margin-bottom: 0;
      line-height: 1.7;
    }

    /* Youth Plan */
    .youth-plan-panel {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      overflow: hidden;
    }

    .youth-plan-header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 28px;
    }

    .youth-plan-header h2 {
      font-size: 1.4rem;
      font-weight: 700;
      letter-spacing: -0.01em;
      margin-bottom: 6px;
      color: var(--text-primary);
    }

    .youth-plan-header p {
      color: var(--text-secondary);
      margin-bottom: 0;
      font-size: 0.92rem;
    }

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

    .youth-plan-item {
      background: var(--bg-elevated);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 20px;
    }

    .youth-plan-item .plan-icon {
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--secondary-glow);
      border-radius: 10px;
      color: #a78bfa;
      font-size: 1.2rem;
      margin-bottom: 14px;
    }

    .youth-plan-item h3 {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 8px;
      letter-spacing: -0.01em;
    }

    .youth-plan-item p {
      font-size: 0.86rem;
      color: var(--text-secondary);
      margin-bottom: 0;
      line-height: 1.7;
    }

    /* FAQ */
    .faq-section .accordion-item {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md) !important;
      margin-bottom: 12px;
      overflow: hidden;
    }

    .faq-section .accordion-button {
      background: var(--bg-card);
      color: var(--text-primary);
      font-weight: 600;
      font-size: 0.95rem;
      padding: 18px 20px;
      border-radius: var(--radius-md) !important;
      box-shadow: none;
      transition: color var(--transition-fast), background var(--transition-fast);
    }

    .faq-section .accordion-button:not(.collapsed) {
      background: var(--bg-elevated);
      color: var(--accent);
      box-shadow: none;
    }

    .faq-section .accordion-button::after {
      filter: invert(0.7);
      background-size: 1rem;
    }

    .faq-section .accordion-button:not(.collapsed)::after {
      filter: invert(0.9) sepia(1) saturate(300%) hue-rotate(36deg);
    }

    .faq-section .accordion-button:focus {
      box-shadow: none;
      border-color: rgba(163, 230, 53, 0.3);
    }

    .faq-section .accordion-body {
      background: var(--bg-card);
      color: var(--text-secondary);
      font-size: 0.9rem;
      line-height: 1.8;
      padding: 0 20px 18px;
      border-top: 1px solid var(--border-divider);
    }

    .faq-question-indicator {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 8px;
      height: 8px;
      background: var(--accent);
      border-radius: 50%;
      margin-right: 10px;
      flex-shrink: 0;
    }

    /* Subscribe / CTA */
    .subscribe-section {
      position: relative;
    }

    .subscribe-panel {
      background: var(--bg-elevated);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 40px 32px;
      overflow: hidden;
      position: relative;
    }

    .subscribe-panel::before {
      content: '';
      position: absolute;
      top: 0;
      right: 0;
      width: 280px;
      height: 280px;
      background: var(--accent-glow);
      border-radius: 50%;
      pointer-events: none;
      opacity: 0.5;
      transform: translate(40%, -40%);
    }

    .subscribe-panel .subscribe-content {
      position: relative;
      z-index: 2;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }

    .subscribe-info h2 {
      font-size: 1.5rem;
      font-weight: 700;
      letter-spacing: -0.01em;
      margin-bottom: 8px;
      color: var(--text-primary);
    }

    .subscribe-info p {
      color: var(--text-secondary);
      font-size: 0.92rem;
      margin-bottom: 0;
      max-width: 560px;
    }

    .subscribe-form {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      flex: 1;
      min-width: 280px;
      max-width: 480px;
      position: relative;
      z-index: 2;
    }

    .subscribe-form input {
      flex: 1;
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-subtle);
      background: var(--bg-primary);
      color: var(--text-primary);
      font-size: 0.9rem;
      transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
      min-width: 180px;
    }

    .subscribe-form input::placeholder {
      color: var(--text-muted);
    }

    .subscribe-form input:focus {
      outline: none;
      border-color: var(--accent);
      box-shadow: 0 0 12px rgba(163, 230, 53, 0.15);
    }

    /* Bottom Fixed CTA */
    .bottom-cta-mobile {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 1020;
      background: rgba(15, 17, 21, 0.95);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border-top: 1px solid var(--border-subtle);
      padding: 10px 20px;
      padding-bottom: calc(10px + env(safe-area-inset-bottom));
      box-shadow: var(--shadow-cta-bottom);
    }

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

    .bottom-cta-mobile .bottom-cta-text {
      font-size: 0.82rem;
      color: var(--text-secondary);
      font-weight: 500;
    }

    .bottom-cta-mobile .bottom-cta-text strong {
      color: var(--accent);
      font-weight: 700;
    }

    .bottom-cta-desktop {
      display: none;
      position: fixed;
      bottom: 24px;
      right: 24px;
      z-index: 1020;
    }

    .bottom-cta-desktop .btn-main {
      padding: 12px 24px;
      font-size: 0.9rem;
      border-radius: 999px;
      box-shadow: 0 4px 24px rgba(163, 230, 53, 0.25);
    }

    /* Footer */
    .site-footer {
      background: var(--bg-container);
      border-top: 1px solid var(--border-subtle);
      padding: 48px 0 24px;
      margin-bottom: 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 32px;
      margin-bottom: 36px;
    }

    .footer-brand-col .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 1.2rem;
      color: var(--text-primary);
      margin-bottom: 14px;
    }

    .footer-brand-col .footer-brand:hover {
      color: var(--accent);
    }

    .footer-brand-col .footer-brand .brand-icon {
      width: 30px;
      height: 30px;
      font-size: 0.95rem;
    }

    .footer-brand-desc {
      font-size: 0.85rem;
      color: var(--text-secondary);
      line-height: 1.7;
      max-width: 380px;
      margin-bottom: 0;
    }

    .footer-col-title {
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 14px;
      letter-spacing: -0.01em;
    }

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

    .footer-links a {
      color: var(--text-secondary);
      font-size: 0.85rem;
      transition: color var(--transition-fast);
    }

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

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      padding-top: 20px;
      border-top: 1px solid var(--border-divider);
      font-size: 0.78rem;
      color: var(--text-muted);
    }

    .footer-bottom-links {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-wrap: wrap;
    }

    .footer-bottom-links a {
      color: var(--text-secondary);
      transition: color var(--transition-fast);
      font-size: 0.78rem;
    }

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

    .footer-bottom-links span {
      color: var(--text-muted);
    }

    /* Responsive */
    @media (max-width: 992px) {
      .nav-links-desktop {
        gap: 2px;
      }
      .nav-link-item {
        padding: 8px 10px;
        font-size: 0.85rem;
      }
      .path-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .course-list-grid {
        grid-template-columns: 1fr;
      }
      .stats-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .coach-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .youth-plan-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --section-padding: 36px;
      }
      .nav-links-desktop {
        display: none;
      }
      .nav-cta-top {
        display: none;
      }
      .navbar-toggler-custom {
        display: inline-flex;
      }
      .academy-hero {
        padding: 36px 0 32px;
      }
      .path-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .course-card {
        flex-direction: column;
      }
      .course-card-img {
        flex: 0 0 auto;
        min-height: 0;
        aspect-ratio: 16/9;
        position: relative;
      }
      .course-card-img img {
        position: absolute;
        width: 100%;
        height: 100%;
        object-fit: cover;
      }
      .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
      }
      .coach-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .youth-plan-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }
      .youth-plan-panel {
        padding: 24px 18px;
      }
      .subscribe-panel {
        padding: 28px 20px;
      }
      .subscribe-content {
        flex-direction: column;
        align-items: flex-start;
      }
      .subscribe-form {
        width: 100%;
        max-width: 100%;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }
      .bottom-cta-mobile {
        display: block;
      }
      .bottom-cta-desktop {
        display: none;
      }
      body {
        padding-bottom: 70px;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding-left: 16px;
        padding-right: 16px;
      }
      .academy-hero h1 {
        font-size: 1.5rem;
      }
      .section-header h2 {
        font-size: 1.3rem;
      }
      .stats-grid {
        grid-template-columns: 1fr;
      }
      .stat-value {
        font-size: 1.8rem;
      }
    }

    @media (min-width: 769px) {
      .bottom-cta-desktop {
        display: block;
      }
      .bottom-cta-mobile {
        display: none;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}