/* roulang page: index */
:root {
            --pitch: #0E1F14;
            --pitchlight: #132A1B;
            --deepbg: #0B120E;
            --accent: #A3E635;
            --brightgreen: #34D399;
            --cream: #F7F8F6;
            --ink: #152119;
            --softtext: #5B6B5E;
            --darktext: #E8EDE9;
            --carddark: #18251C;
            --borderlight: #DCE3DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --transition: all 200ms ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--cream);
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header/Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(14, 31, 20, 0.97);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(163, 230, 53, 0.15);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pitch);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a.nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--darktext);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a.nav-link:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }
        .nav-desktop a.nav-link.active {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            font-weight: 700;
        }
        .nav-desktop a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 9px 20px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
        }
        .nav-cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }
        .hamburger span {
            width: 24px;
            height: 2.5px;
            background: var(--darktext);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: var(--accent);
        }
        .mobile-menu {
            display: none;
            background: var(--pitch);
            border-top: 1px solid rgba(163, 230, 53, 0.2);
            padding: 12px 0 24px;
            flex-direction: column;
        }
        .mobile-menu a {
            padding: 12px 24px;
            color: var(--darktext);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
            transition: var(--transition);
        }
        .mobile-menu a:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent);
        }
        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }
        .mobile-menu .nav-cta-btn {
            margin: 16px 24px 0;
            text-align: center;
        }
        @media (max-width: 900px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
        }

        /* ===== Sections ===== */
        .section {
            padding: 72px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
        }
        .section-dark {
            background: var(--deepbg);
            color: var(--darktext);
        }
        .section-cream {
            background: var(--cream);
        }
        .section-pitch {
            background: var(--pitch);
            color: var(--darktext);
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: 0.3px;
            margin-bottom: 12px;
        }
        .section-dark .section-title,
        .section-pitch .section-title {
            color: var(--darktext);
        }
        .section-desc {
            font-size: 1rem;
            color: var(--softtext);
            max-width: 38em;
            line-height: 1.8;
        }
        .section-dark .section-desc,
        .section-pitch .section-desc {
            color: rgba(232, 237, 233, 0.7);
        }
        .section-tag {
            display: inline-block;
            background: rgba(163, 230, 53, 0.15);
            color: #5c9e1f;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }
        .section-dark .section-tag,
        .section-pitch .section-tag {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.12);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            background: var(--accent);
            color: var(--pitch);
            padding: 13px 28px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        .btn-primary:hover {
            background: #b8f45a;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(163, 230, 53, 0.35);
        }
        .btn-secondary {
            background: transparent;
            color: var(--darktext);
            padding: 12px 26px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1rem;
            border: 1.5px solid rgba(163, 230, 53, 0.6);
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        .btn-secondary:hover {
            background: rgba(163, 230, 53, 0.08);
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-dark-primary {
            background: var(--accent);
            color: var(--pitch);
            padding: 13px 28px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        .btn-dark-primary:hover {
            background: #b8f45a;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(163, 230, 53, 0.35);
        }

        /* ===== Cards ===== */
        .card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .card-dark {
            background: var(--carddark);
            border: 1px solid rgba(232, 237, 233, 0.1);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: var(--transition);
        }
        .card-dark:hover {
            border-color: rgba(163, 230, 53, 0.45);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }

        /* ===== Badge/Tag ===== */
        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-accent {
            background: rgba(163, 230, 53, 0.15);
            color: #5c9e1f;
        }
        .badge-dark {
            background: rgba(163, 230, 53, 0.18);
            color: var(--accent);
        }
        .badge-neutral {
            background: #f0f2ef;
            color: var(--softtext);
        }

        /* ===== Hero specific ===== */
        .hero-section {
            background: var(--pitch);
            color: var(--darktext);
            padding: 80px 0 90px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 60%;
            height: 180%;
            background: radial-gradient(ellipse at center, rgba(163, 230, 53, 0.08) 0%, transparent 65%);
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: linear-gradient(90deg, transparent 0%, var(--accent) 30%, var(--brightgreen) 60%, transparent 100%);
            opacity: 0.5;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-title {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.25;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            color: #fff;
        }
        .hero-title .highlight {
            color: var(--accent);
        }
        .hero-sub {
            font-size: 1.1rem;
            line-height: 1.85;
            color: rgba(232, 237, 233, 0.82);
            max-width: 34em;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .hero-metrics {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero-metric {
            display: flex;
            flex-direction: column;
        }
        .hero-metric .metric-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            font-family: 'ui-monospace', 'SF Mono', monospace;
        }
        .hero-metric .metric-label {
            font-size: 0.82rem;
            color: rgba(232, 237, 233, 0.6);
            letter-spacing: 0.5px;
        }
        .hero-image-panel {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hero-image-main {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(163, 230, 53, 0.25);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
            aspect-ratio: 4 / 3;
            background: #0E1F14;
            position: relative;
        }
        .hero-image-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-image-stats {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-stat-card {
            background: rgba(24, 37, 28, 0.9);
            border: 1px solid rgba(163, 230, 53, 0.25);
            border-radius: var(--radius-sm);
            padding: 12px 18px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: var(--darktext);
        }
        .hero-stat-card .stat-num {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--accent);
        }
        @media (max-width: 900px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-image-main {
                aspect-ratio: 16 / 9;
            }
        }

        /* ===== score ticker ===== */
        .score-ticker {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding: 16px 0;
            scrollbar-width: thin;
            scrollbar-color: rgba(163, 230, 53, 0.3) transparent;
        }
        .score-ticker::-webkit-scrollbar {
            height: 4px;
        }
        .score-ticker::-webkit-scrollbar-track {
            background: transparent;
        }
        .score-ticker::-webkit-scrollbar-thumb {
            background: rgba(163, 230, 53, 0.3);
            border-radius: 4px;
        }
        .score-chip {
            background: var(--carddark);
            border: 1px solid rgba(232, 237, 233, 0.12);
            border-radius: var(--radius-md);
            padding: 12px 18px;
            min-width: 200px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.88rem;
            color: var(--darktext);
            transition: var(--transition);
        }
        .score-chip:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }
        .score-chip .teams {
            font-weight: 600;
        }
        .score-chip .score {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-weight: 800;
            font-size: 1.05rem;
            color: var(--accent);
        }
        .score-chip .match-status {
            font-size: 0.72rem;
            color: rgba(232, 237, 233, 0.55);
            text-align: right;
        }

        /* ===== feature card ===== */
        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(163, 230, 53, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 16px;
        }
        .feature-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .card-dark .feature-card-title {
            color: var(--darktext);
        }
        .feature-card-desc {
            font-size: 0.9rem;
            color: var(--softtext);
            line-height: 1.65;
        }
        .card-dark .feature-card-desc {
            color: rgba(232, 237, 233, 0.65);
        }

        /* ===== list items ===== */
        .news-card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .news-card .news-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #e8ede9;
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }
        .news-card:hover .news-img img {
            transform: scale(1.04);
        }
        .news-card .news-body {
            padding: 20px;
        }
        .news-card .news-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.45;
            color: var(--ink);
        }
        .news-card .news-summary {
            font-size: 0.87rem;
            color: var(--softtext);
            line-height: 1.65;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--softtext);
        }

        /* ===== footer ===== */
        .site-footer {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 64px 0 28px;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.6);
            line-height: 1.7;
            max-width: 26em;
        }
        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--darktext);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            font-size: 0.87rem;
            color: rgba(232, 237, 233, 0.6);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            transform: translateX(3px);
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 12px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 11px 16px;
            border-radius: 10px;
            border: 1px solid rgba(232, 237, 233, 0.2);
            background: rgba(24, 37, 28, 0.8);
            color: var(--darktext);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-subscribe input::placeholder {
            color: rgba(232, 237, 233, 0.4);
        }
        .footer-subscribe input:focus {
            border-color: var(--accent);
            outline: none;
        }
        .footer-subscribe button {
            background: var(--accent);
            color: var(--pitch);
            padding: 11px 20px;
            border-radius: 10px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe button:hover {
            background: #b8f45a;
        }
        .footer-bottom {
            border-top: 1px solid rgba(232, 237, 233, 0.1);
            padding-top: 24px;
            font-size: 0.8rem;
            color: rgba(232, 237, 233, 0.45);
            text-align: center;
        }
        @media (max-width: 900px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 560px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
        }

        /* ===== misc ===== */
        .scrollbar-hide::-webkit-scrollbar {
            display: none;
        }
        .scrollbar-hide {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .price-card-highlight {
            border: 2px solid var(--accent) !important;
            background: #fff;
            position: relative;
            box-shadow: 0 12px 32px rgba(163, 230, 53, 0.18);
        }
        .price-card-highlight::before {
            content: '最受欢迎';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: var(--pitch);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .timeline-dot {
            width: 12px;
            height: 12px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
            margin-top: 6px;
        }
        .timeline-line {
            width: 2px;
            background: rgba(163, 230, 53, 0.25);
            position: absolute;
            top: 20px;
            bottom: 0;
            left: 5px;
        }
        .demo-frame {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(232, 237, 233, 0.12);
            background: var(--carddark);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
        }
        .demo-frame .demo-titlebar {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            background: rgba(14, 31, 20, 0.8);
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
        }
        .demo-frame .demo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }
        .demo-frame .demo-body {
            padding: 24px;
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.75);
            line-height: 1.7;
        }
        .rank-list-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--borderlight);
            font-size: 0.9rem;
        }
        .rank-list-item:last-child {
            border-bottom: none;
        }
        .rank-num {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--accent);
            min-width: 32px;
        }
        .section-dark .rank-list-item {
            border-color: rgba(232, 237, 233, 0.1);
        }
        .tag-cloud-item {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 999px;
            background: rgba(163, 230, 53, 0.1);
            color: #5c9e1f;
            font-size: 0.85rem;
            font-weight: 500;
            margin: 4px 4px;
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
        }
        .tag-cloud-item:hover {
            background: rgba(163, 230, 53, 0.2);
            border-color: rgba(163, 230, 53, 0.4);
            color: var(--ink);
        }
        .section-dark .tag-cloud-item {
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        .divider {
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
            margin: 0 0 16px;
        }
        .step-arrow {
            color: var(--accent);
            font-size: 1.5rem;
            font-weight: 300;
        }

@keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }
        @media (max-width: 520px) {
            .hero-title { font-size: 1.7rem; }
            .hero-sub { font-size: 1rem; }
            .section-title { font-size: 1.3rem; }
            .site-header .container { height: 60px; }
            .logo { font-size: 1.25rem; }
            .news-card { flex-direction: column; }
        }

/* roulang page: category2 */
:root {
            --pitch: #0E1F14;
            --pitchlight: #132A1B;
            --deepbg: #0B120E;
            --accent: #A3E635;
            --brightgreen: #34D399;
            --cream: #F7F8F6;
            --ink: #152119;
            --softtext: #5B6B5E;
            --darktext: #E8EDE9;
            --carddark: #18251C;
            --borderlight: #DCE3DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --transition: all 200ms ease;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--cream);
            min-height: 100vh;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(14, 31, 20, 0.97);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(163, 230, 53, 0.15);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pitch);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }

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

        .nav-desktop a.nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--darktext);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-desktop a.nav-link:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }

        .nav-desktop a.nav-link.active {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            font-weight: 700;
        }

        .nav-desktop a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 9px 20px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
        }

        .nav-cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .hamburger span {
            width: 24px;
            height: 2.5px;
            background: var(--darktext);
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        .mobile-menu {
            display: none;
            background: var(--pitch);
            border-top: 1px solid rgba(163, 230, 53, 0.2);
            padding: 12px 0 24px;
            flex-direction: column;
        }

        .mobile-menu a {
            padding: 12px 24px;
            color: var(--darktext);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
            transition: var(--transition);
        }

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

        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }

        .mobile-menu .nav-cta-btn {
            margin: 16px 24px 0;
            text-align: center;
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }

            .hamburger {
                display: flex;
            }

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

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--cream);
            border-bottom: 1px solid var(--borderlight);
            padding: 12px 0;
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: var(--softtext);
            transition: var(--transition);
        }

        .breadcrumb-bar a:hover {
            color: var(--pitch);
            text-decoration: underline;
        }

        .breadcrumb-bar .sep {
            color: var(--softtext);
            opacity: 0.6;
        }

        .breadcrumb-bar .current {
            color: var(--pitch);
            font-weight: 600;
        }

        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
            color: var(--softtext);
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
        }

        .back-link:hover {
            color: var(--pitch);
            text-decoration: underline;
        }

        /* Sections */
        .section {
            padding: 64px 0;
        }

        .section-dark {
            background: var(--deepbg);
            color: var(--darktext);
        }

        .section-cream {
            background: var(--cream);
        }

        .section-pitch {
            background: var(--pitch);
            color: var(--darktext);
        }

        @media (max-width: 640px) {
            .section {
                padding: 48px 0;
            }
        }

        /* Category H1 */
        .category-hero {
            background: var(--pitch);
            color: var(--darktext);
            padding: 40px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(163, 230, 53, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero h1 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(232, 237, 233, 0.8);
            max-width: 520px;
            line-height: 1.8;
        }

        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--borderlight);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(14, 31, 20, 0.25);
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
        }

        .article-card {
            display: flex;
            flex-direction: column;
        }

        .article-card .card-img {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
        }

        .article-card .card-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card .card-tag {
            display: inline-block;
            background: rgba(14, 31, 20, 0.08);
            color: var(--pitch);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
            width: fit-content;
        }

        .article-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .article-card .card-excerpt {
            font-size: 0.9rem;
            color: var(--softtext);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 14px;
            font-size: 0.82rem;
            color: var(--softtext);
        }

        .card-meta .meta-time {
            font-family: ui-monospace, 'SF Mono', 'Consolas', monospace;
        }

        /* First big card */
        .first-big-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            margin-bottom: 28px;
        }

        .first-big-card .card-img-wrap {
            overflow: hidden;
            position: relative;
        }

        .first-big-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        .first-big-card .card-body {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .first-big-card {
                grid-template-columns: 1fr;
            }
            .first-big-card .card-body {
                padding: 24px 20px;
            }
        }

        /* Badge / Label */
        .badge-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(163, 230, 53, 0.2);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 999px;
        }

        .badge-dark {
            display: inline-block;
            background: rgba(14, 31, 20, 0.1);
            color: var(--pitch);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
        }

        /* Section title */
        .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--pitch);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .section-title-dark {
            color: var(--accent);
        }

        .section-subtitle {
            font-size: 0.98rem;
            color: var(--softtext);
            margin-bottom: 32px;
            max-width: 640px;
            line-height: 1.8;
        }

        .section-subtitle-dark {
            color: rgba(232, 237, 233, 0.65);
        }

        /* Button */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--pitch);
            padding: 12px 28px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-primary:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--pitch);
            padding: 11px 26px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            border: 1.5px solid var(--pitch);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: rgba(14, 31, 20, 0.08);
        }

        .btn-secondary-dark {
            color: var(--darktext);
            border-color: rgba(232, 237, 233, 0.5);
        }

        .btn-secondary-dark:hover {
            background: rgba(232, 237, 233, 0.08);
        }

        /* Ranking list */
        .rank-list {
            list-style: none;
            padding: 0;
        }

        .rank-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--borderlight);
            font-size: 0.92rem;
            transition: var(--transition);
        }

        .rank-list li:hover {
            padding-left: 6px;
        }

        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(14, 31, 20, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--pitch);
            flex-shrink: 0;
        }

        .rank-num.top {
            background: var(--accent);
            color: var(--pitch);
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
        }

        .stat-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 20px;
            text-align: center;
            border: 1px solid var(--borderlight);
            box-shadow: var(--shadow-card);
        }

        .stat-item .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--pitch);
            font-family: ui-monospace, 'SF Mono', 'Consolas', monospace;
        }

        .stat-item .stat-label {
            font-size: 0.82rem;
            color: var(--softtext);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            background: #fff;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(14, 31, 20, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--pitch);
            text-align: left;
            gap: 16px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(14, 31, 20, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: var(--transition);
        }

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--softtext);
            line-height: 1.8;
            display: none;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-item.active .faq-icon {
            background: var(--accent);
            color: var(--pitch);
            transform: rotate(45deg);
        }

        /* CTA bar */
        .cta-bar {
            background: var(--pitch);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(163, 230, 53, 0.25);
        }

        .cta-bar .cta-text h3 {
            color: var(--accent);
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 6px;
        }

        .cta-bar .cta-text p {
            color: rgba(232, 237, 233, 0.7);
            font-size: 0.9rem;
            max-width: 480px;
        }

        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

        .topic-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 20px;
            border: 1px solid var(--borderlight);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            text-align: center;
        }

        .topic-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(14, 31, 20, 0.25);
        }

        .topic-card .topic-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(14, 31, 20, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 1.5rem;
        }

        .topic-card .topic-title {
            font-weight: 700;
            color: var(--pitch);
            font-size: 1rem;
        }

        /* Footer */
        .site-footer {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 56px 0 20px;
            border-top: 1px solid rgba(163, 230, 53, 0.15);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

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

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.6);
            line-height: 1.8;
            max-width: 360px;
        }

        .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .footer-col a {
            display: block;
            color: rgba(232, 237, 233, 0.65);
            font-size: 0.88rem;
            padding: 5px 0;
            transition: var(--transition);
        }

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

        .footer-subscribe {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 160px;
            background: rgba(232, 237, 233, 0.08);
            border: 1px solid rgba(232, 237, 233, 0.2);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--darktext);
            font-size: 0.88rem;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: rgba(232, 237, 233, 0.4);
        }

        .footer-subscribe input:focus {
            border-color: var(--accent);
            outline: none;
        }

        .footer-subscribe button {
            background: var(--accent);
            color: var(--pitch);
            border: none;
            border-radius: 8px;
            padding: 10px 18px;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            background: #b8f45a;
            transform: translateY(-1px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(232, 237, 233, 0.12);
            padding-top: 16px;
            font-size: 0.8rem;
            color: rgba(232, 237, 233, 0.45);
            text-align: center;
        }

        .footer-bottom a {
            color: rgba(232, 237, 233, 0.45);
            transition: var(--transition);
        }

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

        /* Utility */
        .text-accent {
            color: var(--accent);
        }
        .bg-pitch {
            background: var(--pitch);
        }
        .bg-deep {
            background: var(--deepbg);
        }
        .flex {
            display: flex;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .items-center {
            align-items: center;
        }
        .justify-between {
            justify-content: space-between;
        }
        .gap-2 {
            gap: 8px;
        }
        .gap-3 {
            gap: 12px;
        }
        .gap-4 {
            gap: 16px;
        }
        .gap-6 {
            gap: 24px;
        }
        .gap-8 {
            gap: 32px;
        }
        .mt-2 {
            margin-top: 8px;
        }
        .mt-4 {
            margin-top: 16px;
        }
        .mt-6 {
            margin-top: 24px;
        }
        .mt-8 {
            margin-top: 32px;
        }
        .mb-4 {
            margin-bottom: 16px;
        }
        .mb-6 {
            margin-bottom: 24px;
        }
        .mb-8 {
            margin-bottom: 32px;
        }
        .px-4 {
            padding-left: 16px;
            padding-right: 16px;
        }
        .py-2 {
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .py-3 {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .py-4 {
            padding-top: 16px;
            padding-bottom: 16px;
        }
        .rounded {
            border-radius: var(--radius-md);
        }
        .rounded-lg {
            border-radius: var(--radius-lg);
        }
        .shadow-sm {
            box-shadow: var(--shadow-card);
        }
        .text-sm {
            font-size: 0.9rem;
        }
        .text-xs {
            font-size: 0.8rem;
        }
        .font-bold {
            font-weight: 700;
        }
        .font-extrabold {
            font-weight: 800;
        }
        .text-center {
            text-align: center;
        }
        .w-full {
            width: 100%;
        }
        .max-w-lg {
            max-width: 560px;
        }
        .max-w-xl {
            max-width: 640px;
        }

/* roulang page: category1 */
:root {
            --pitch: #0E1F14;
            --pitchlight: #132A1B;
            --deepbg: #0B120E;
            --accent: #A3E635;
            --brightgreen: #34D399;
            --cream: #F7F8F6;
            --ink: #152119;
            --softtext: #5B6B5E;
            --darktext: #E8EDE9;
            --carddark: #18251C;
            --borderlight: #DCE3DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --transition: all 200ms ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--cream);
            min-height: 100vh;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header/Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(14, 31, 20, 0.97);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(163, 230, 53, 0.15);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pitch);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }

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

        .nav-desktop a.nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--darktext);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-desktop a.nav-link:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }

        .nav-desktop a.nav-link.active {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            font-weight: 700;
        }

        .nav-desktop a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 9px 20px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
            display: inline-block;
        }

        .nav-cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .hamburger span {
            width: 24px;
            height: 2.5px;
            background: var(--darktext);
            border-radius: 2px;
            transition: var(--transition);
        }

        .hamburger:hover span {
            background: var(--accent);
        }

        .mobile-menu {
            display: none;
            background: var(--pitch);
            border-top: 1px solid rgba(163, 230, 53, 0.2);
            padding: 12px 0 24px;
            flex-direction: column;
        }

        .mobile-menu a {
            padding: 12px 24px;
            color: var(--darktext);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
            transition: var(--transition);
        }

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

        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }

        .mobile-menu .nav-cta-btn {
            margin: 16px 24px 0;
            text-align: center;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--pitch);
            border-bottom: 1px solid rgba(163, 230, 53, 0.1);
            padding: 16px 0;
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(232, 237, 233, 0.65);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: rgba(232, 237, 233, 0.65);
            transition: var(--transition);
        }

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

        .breadcrumb .separator {
            color: rgba(232, 237, 233, 0.35);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--accent);
            font-weight: 600;
            padding: 6px 14px;
            border: 1px solid rgba(163, 230, 53, 0.3);
            border-radius: 8px;
            transition: var(--transition);
        }

        .back-link:hover {
            background: rgba(163, 230, 53, 0.1);
            border-color: var(--accent);
        }

        /* H1 Banner */
        .category-banner {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 48px 0 40px;
            border-bottom: 1px solid rgba(163, 230, 53, 0.08);
        }

        .category-banner .container {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-banner h1 {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            line-height: 1.25;
            margin: 0 0 8px;
        }

        .category-banner .subtitle {
            font-size: 1.05rem;
            color: rgba(232, 237, 233, 0.7);
            max-width: 560px;
            margin: 0;
            line-height: 1.7;
        }

        /* Live indicator */
        .live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(163, 230, 53, 0.12);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .live-indicator .dot {
            width: 7px;
            height: 7px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0%, 100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.4);
            }
        }

        /* Sections */
        .section {
            padding: 56px 0;
        }

        .section-cream {
            background: var(--cream);
        }

        .section-pitch {
            background: var(--pitch);
            color: var(--darktext);
        }

        .section-deep {
            background: var(--deepbg);
            color: var(--darktext);
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ink);
            margin: 0 0 24px;
            letter-spacing: 0.3px;
            line-height: 1.35;
        }

        .section-pitch .section-title,
        .section-deep .section-title {
            color: var(--darktext);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--softtext);
            margin: -12px 0 28px;
            line-height: 1.7;
            max-width: 680px;
        }

        .section-pitch .section-subtitle,
        .section-deep .section-subtitle {
            color: rgba(232, 237, 233, 0.6);
        }

        /* Cards */
        .card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .card-summary {
            font-size: 0.88rem;
            color: var(--softtext);
            margin: 0;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--softtext);
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .card-tag {
            display: inline-block;
            background: rgba(163, 230, 53, 0.15);
            color: #3d6b0f;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 6px;
            letter-spacing: 0.3px;
        }

        .section-pitch .card {
            background: var(--carddark);
            border-color: rgba(163, 230, 53, 0.12);
        }

        .section-pitch .card-title {
            color: var(--darktext);
        }

        .section-pitch .card-summary,
        .section-pitch .card-meta {
            color: rgba(232, 237, 233, 0.55);
        }

        .section-pitch .card-tag {
            background: rgba(163, 230, 53, 0.2);
            color: var(--accent);
        }

        /* Featured Card */
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            cursor: pointer;
        }

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

        .featured-card .featured-img {
            height: 100%;
            min-height: 280px;
            object-fit: cover;
            display: block;
        }

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

        .featured-card .featured-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
            background: var(--accent);
            color: var(--pitch);
            font-size: 0.75rem;
            font-weight: 800;
            padding: 5px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .featured-card .featured-title {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--ink);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .featured-card .featured-summary {
            font-size: 0.92rem;
            color: var(--softtext);
            margin: 0;
            line-height: 1.7;
        }

        .featured-card .featured-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--softtext);
            margin-top: 16px;
            flex-wrap: wrap;
        }

        /* Score strip */
        .score-strip {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

        .score-card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .score-card .league {
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--softtext);
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .score-card .teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--ink);
        }

        .score-card .score {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--pitch);
            background: rgba(163, 230, 53, 0.18);
            padding: 4px 12px;
            border-radius: 8px;
            min-width: 60px;
            text-align: center;
        }

        .score-card .time {
            font-size: 0.75rem;
            color: var(--softtext);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* Hot list */
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .hot-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }

        .hot-rank {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--softtext);
            min-width: 36px;
            text-align: center;
        }

        .hot-rank.top1 {
            color: var(--accent);
            font-size: 1.3rem;
        }

        .hot-rank.top2 {
            color: var(--brightgreen);
        }

        .hot-rank.top3 {
            color: #f59e0b;
        }

        .hot-text {
            flex: 1;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.45;
        }

        .hot-count {
            font-size: 0.75rem;
            color: var(--softtext);
            white-space: nowrap;
        }

        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 16px;
        }

        .topic-card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

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

        .topic-card .topic-icon {
            font-size: 1.8rem;
            line-height: 1;
        }

        .topic-card .topic-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
        }

        .topic-card .topic-desc {
            font-size: 0.83rem;
            color: var(--softtext);
            line-height: 1.6;
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 780px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--ink);
            text-align: left;
            gap: 16px;
            transition: var(--transition);
        }

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

        .faq-question .icon {
            flex-shrink: 0;
            font-size: 1.2rem;
            color: var(--softtext);
            transition: var(--transition);
            font-weight: 400;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease, padding 300ms ease;
            padding: 0 22px;
        }

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

        .faq-answer p {
            font-size: 0.88rem;
            color: var(--softtext);
            line-height: 1.7;
            margin: 0;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--pitch);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(163, 230, 53, 0.15);
        }

        .subscribe-cta .cta-text h3 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--darktext);
            margin: 0 0 6px;
        }

        .subscribe-cta .cta-text p {
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.6);
            margin: 0;
        }

        .subscribe-cta .cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 12px 28px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .subscribe-cta .cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }

        /* Timeline */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 24px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 6px;
            top: 8px;
            bottom: 8px;
            width: 2.5px;
            background: rgba(163, 230, 53, 0.25);
            border-radius: 2px;
        }

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

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -22px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(163, 230, 53, 0.18);
        }

        .timeline-item .tl-time {
            font-family: 'ui-monospace', 'SF Mono', monospace;
            font-size: 0.75rem;
            color: var(--softtext);
            margin-bottom: 4px;
            letter-spacing: 0.3px;
            font-weight: 600;
        }

        .timeline-item .tl-content {
            font-size: 0.9rem;
            color: var(--ink);
            line-height: 1.65;
            font-weight: 500;
        }

        .section-pitch .timeline-item .tl-content {
            color: var(--darktext);
        }

        .section-pitch .timeline-item .tl-time {
            color: rgba(232, 237, 233, 0.5);
        }

        /* Footer */
        .site-footer {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 56px 0 24px;
            border-top: 1px solid rgba(163, 230, 53, 0.1);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 12px;
        }

        .site-footer .footer-brand-desc {
            font-size: 0.85rem;
            color: rgba(232, 237, 233, 0.55);
            line-height: 1.7;
            margin: 0;
            max-width: 360px;
        }

        .site-footer .footer-col-title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--darktext);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(232, 237, 233, 0.55);
            padding: 5px 0;
            transition: var(--transition);
        }

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

        .site-footer .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 8px;
        }

        .site-footer .footer-subscribe input {
            flex: 1;
            background: rgba(232, 237, 233, 0.08);
            border: 1px solid rgba(163, 230, 53, 0.2);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--darktext);
            font-size: 0.85rem;
            min-width: 0;
        }

        .site-footer .footer-subscribe input::placeholder {
            color: rgba(232, 237, 233, 0.35);
        }

        .site-footer .footer-subscribe button {
            background: var(--accent);
            color: var(--pitch);
            padding: 10px 18px;
            border-radius: 8px;
            font-weight: 700;
            font-size: 0.82rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .site-footer .footer-subscribe button:hover {
            background: #b8f45a;
            transform: translateY(-1px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(232, 237, 233, 0.08);
            padding-top: 18px;
            font-size: 0.78rem;
            color: rgba(232, 237, 233, 0.4);
            text-align: center;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop a.nav-link {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .nav-desktop {
                gap: 2px;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
            .footer-grid > div:last-child {
                grid-column: span 3;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .category-banner h1 {
                font-size: 1.8rem;
            }
            .category-banner .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .featured-img {
                min-height: 200px;
            }
            .subscribe-cta {
                flex-direction: column;
                align-items: flex-start;
            }
            .section {
                padding: 40px 0;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-grid > div:first-child {
                grid-column: span 2;
            }
            .footer-grid > div:last-child {
                grid-column: span 2;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .category-banner {
                padding: 32px 0 28px;
            }
            .category-banner h1 {
                font-size: 1.5rem;
            }
            .category-banner .subtitle {
                font-size: 0.9rem;
            }
            .score-strip {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid > div:first-child {
                grid-column: span 1;
            }
            .footer-grid > div:last-child {
                grid-column: span 1;
            }
            .featured-card .featured-body {
                padding: 20px;
            }
            .featured-card .featured-title {
                font-size: 1.15rem;
            }
            .breadcrumb-bar .container {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
  --pitch: #0E1F14;
  --pitchlight: #132A1B;
  --deepbg: #0B120E;
  --accent: #A3E635;
  --brightgreen: #34D399;
  --cream: #F7F8F6;
  --ink: #152119;
  --softtext: #5B6B5E;
  --darktext: #E8EDE9;
  --carddark: #18251C;
  --borderlight: #DCE3DD;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-card: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 24px rgba(0,0,0,0.12);
  --transition: all 200ms ease;
}
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: 'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif; font-size:16px; line-height:1.75; color:var(--ink); background-color:var(--cream); min-height:100vh; }
a { color:inherit; text-decoration:none; transition:var(--transition); }
a:focus-visible,button:focus-visible,input:focus-visible { outline:3px solid var(--accent); outline-offset:2px; border-radius:4px; }
img { max-width:100%; height:auto; display:block; }
button,input { font-family:inherit; font-size:inherit; line-height:inherit; }

/* Layout */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
@media (max-width:640px) { .container { padding:0 16px; } }
.section { padding:72px 0; }
@media (max-width:640px) { .section { padding:48px 0; } }
.section-dark { background:var(--deepbg); color:var(--darktext); }
.section-cream { background:var(--cream); }
.section-pitch { background:var(--pitch); color:var(--darktext); }
.section-white { background:#fff; }

/* Header/Nav */
.site-header { position:sticky; top:0; z-index:100; background:rgba(14,31,20,0.97); backdrop-filter:blur(10px); border-bottom:1px solid rgba(163,230,53,0.15); }
.site-header .container { display:flex; align-items:center; justify-content:space-between; height:68px; }
.logo { display:flex; align-items:center; gap:10px; font-size:1.5rem; font-weight:800; color:var(--accent); letter-spacing:0.5px; white-space:nowrap; }
.logo .logo-icon { width:36px; height:36px; background:var(--accent); border-radius:50%; display:flex; align-items:center; justify-content:center; color:var(--pitch); font-size:18px; font-weight:900; flex-shrink:0; }
.nav-desktop { display:flex; align-items:center; gap:6px; }
.nav-desktop a.nav-link { padding:8px 14px; border-radius:var(--radius-md); font-size:0.95rem; font-weight:500; color:var(--darktext); transition:var(--transition); white-space:nowrap; position:relative; }
.nav-desktop a.nav-link:hover { background:rgba(163,230,53,0.1); color:var(--accent); }
.nav-desktop a.nav-link.active { background:rgba(163,230,53,0.15); color:var(--accent); font-weight:700; }
.nav-desktop a.nav-link.active::after { content:''; position:absolute; bottom:2px; left:50%; transform:translateX(-50%); width:20px; height:3px; background:var(--accent); border-radius:2px; }
.nav-cta-btn { background:var(--accent); color:var(--pitch); padding:9px 20px; border-radius:10px; font-weight:700; font-size:0.9rem; border:none; cursor:pointer; transition:var(--transition); white-space:nowrap; margin-left:8px; }
.nav-cta-btn:hover { background:#b8f45a; transform:translateY(-1px); box-shadow:0 6px 16px rgba(163,230,53,0.3); }
.hamburger { display:none; flex-direction:column; gap:5px; background:transparent; border:none; cursor:pointer; padding:8px; }
.hamburger span { width:24px; height:2.5px; background:var(--darktext); border-radius:2px; transition:var(--transition); }
.hamburger:hover span { background:var(--accent); }
.mobile-menu { display:none; background:var(--pitch); border-top:1px solid rgba(163,230,53,0.2); padding:12px 0 24px; flex-direction:column; }
.mobile-menu a { padding:12px 24px; color:var(--darktext); font-size:1rem; font-weight:500; border-bottom:1px solid rgba(232,237,233,0.08); transition:var(--transition); }
.mobile-menu a:hover { background:rgba(163,230,53,0.08); color:var(--accent); }
.mobile-menu a.active { color:var(--accent); font-weight:700; }
.mobile-menu .nav-cta-btn { margin:16px 24px 0; text-align:center; }
@media (min-width:769px) { .nav-desktop { display:flex; } .hamburger { display:none; } }
@media (max-width:768px) { .nav-desktop { display:none; } .hamburger { display:flex; } }
.mobile-menu.open { display:flex; }

/* Breadcrumb */
.breadcrumb-bar { display:flex; flex-wrap:wrap; align-items:center; gap:8px; padding:14px 0; font-size:0.9rem; color:var(--softtext); border-bottom:1px solid var(--borderlight); }
.breadcrumb-bar a { color:var(--pitch); font-weight:500; transition:var(--transition); }
.breadcrumb-bar a:hover { color:var(--brightgreen); }
.breadcrumb-bar .current { color:var(--softtext); cursor:default; }
.breadcrumb-bar .return-btn { margin-left:auto; color:var(--pitch); font-weight:600; font-size:0.88rem; display:inline-flex; align-items:center; gap:6px; padding:6px 14px; background:#fff; border:1px solid var(--borderlight); border-radius:8px; transition:var(--transition); }
.breadcrumb-bar .return-btn:hover { border-color:var(--brightgreen); color:var(--brightgreen); box-shadow:var(--shadow-card); }
.breadcrumb-sep { color:var(--softtext); opacity:0.5; }

/* Category Hero Banner */
.cat-hero { background:var(--deepbg); color:var(--darktext); padding:48px 0 40px; border-bottom:1px solid rgba(163,230,53,0.15); position:relative; overflow:hidden; }
.cat-hero::before { content:''; position:absolute; top:-40%; right:-10%; width:60%; height:180%; background:radial-gradient(ellipse at center,rgba(163,230,53,0.12),transparent 70%); pointer-events:none; }
.cat-hero .container { position:relative; z-index:1; }
.cat-hero h1 { font-size:2.1rem; font-weight:800; letter-spacing:-0.01em; line-height:1.3; margin-bottom:12px; color:var(--darktext); }
.cat-hero h1 span { color:var(--accent); }
.cat-hero .hero-desc { font-size:1.05rem; max-width:720px; color:rgba(232,237,233,0.75); line-height:1.8; }
@media (max-width:640px) { .cat-hero h1 { font-size:1.6rem; } .cat-hero .hero-desc { font-size:0.95rem; } }

/* Data stat cards */
.stat-card { background:#fff; border:1px solid var(--borderlight); border-radius:var(--radius-lg); padding:24px 20px; box-shadow:var(--shadow-card); transition:var(--transition); }
.stat-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-hover); border-color:rgba(163,230,53,0.5); }
.stat-number { font-family:ui-monospace,'SF Mono',Menlo,monospace; font-size:2rem; font-weight:800; color:var(--pitch); letter-spacing:-0.02em; }
.stat-label { font-size:0.88rem; color:var(--softtext); margin-top:4px; }
.stat-trend { display:inline-flex; align-items:center; gap:4px; font-size:0.78rem; font-weight:600; color:var(--brightgreen); margin-top:6px; }

/* Article/data list cards */
.data-card { background:#fff; border:1px solid var(--borderlight); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-card); transition:var(--transition); display:flex; flex-direction:column; }
.data-card:hover { transform:translateY(-2px); box-shadow:var(--shadow-hover); border-color:rgba(163,230,53,0.5); }
.data-card .card-img { aspect-ratio:16/9; overflow:hidden; background:#f0f4f1; }
.data-card .card-img img { width:100%; height:100%; object-fit:cover; transition:transform 300ms ease; }
.data-card:hover .card-img img { transform:scale(1.03); }
.data-card .card-body { padding:20px 22px; flex:1; display:flex; flex-direction:column; }
.data-card .card-tag { display:inline-flex; align-items:center; gap:6px; font-size:0.75rem; font-weight:700; color:var(--pitch); background:rgba(163,230,53,0.2); padding:4px 10px; border-radius:20px; margin-bottom:10px; width:fit-content; }
.data-card h3 { font-size:1.1rem; font-weight:700; line-height:1.4; margin-bottom:8px; color:var(--ink); }
.data-card .card-summary { font-size:0.9rem; color:var(--softtext); line-height:1.6; flex:1; }
.data-card .card-meta { display:flex; align-items:center; gap:14px; margin-top:14px; font-size:0.8rem; color:var(--softtext); border-top:1px solid var(--borderlight); padding-top:12px; }
.data-card .card-meta span { display:inline-flex; align-items:center; gap:5px; }

/* Featured data card (first big card) */
.data-featured { display:grid; grid-template-columns:1fr 1fr; gap:0; }
.data-featured .card-img { aspect-ratio:auto; height:100%; }
.data-featured .card-body { padding:28px 30px; }
.data-featured h3 { font-size:1.35rem; }
@media (max-width:768px) { .data-featured { grid-template-columns:1fr; } .data-featured .card-img { aspect-ratio:16/9; } }

/* Hot ranking list */
.rank-item { display:flex; align-items:flex-start; gap:16px; padding:16px 0; border-bottom:1px solid var(--borderlight); transition:var(--transition); }
.rank-item:hover { padding-left:8px; }
.rank-number { font-family:ui-monospace,'SF Mono',Menlo,monospace; font-size:1.4rem; font-weight:800; color:var(--PITCH); min-width:44px; text-align:center; line-height:1.2; }
.rank-number.top { color:var(--brightgreen); }
.rank-content { flex:1; }
.rank-title { font-weight:700; font-size:0.98rem; color:var(--ink); margin-bottom:2px; }
.rank-meta { font-size:0.82rem; color:var(--softtext); display:flex; gap:14px; flex-wrap:wrap; }

/* Team comparison bars */
.compare-row { margin-bottom:22px; }
.compare-row .compare-label { font-size:0.95rem; font-weight:700; color:var(--ink); margin-bottom:10px; display:flex; justify-content:space-between; align-items:center; }
.compare-bar { height:10px; background:#f0f4f1; border-radius:6px; overflow:hidden; display:flex; }
.compare-bar span { display:block; height:100%; border-radius:6px; transition:width 600ms ease; }
.compare-value { font-family:ui-monospace,'SF Mono',Menlo,monospace; font-size:0.85rem; font-weight:700; color:var(--pitch); }

/* Topic cards */
.topic-card { position:relative; border-radius:var(--radius-lg); overflow:hidden; background:var(--carddark); color:var(--darktext); box-shadow:var(--shadow-card); transition:var(--transition); min-height:220px; display:flex; align-items:flex-end; }
.topic-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-hover); }
.topic-card .topic-bg { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:0.45; transition:transform 400ms ease; }
.topic-card:hover .topic-bg { transform:scale(1.05); opacity:0.55; }
.topic-card .topic-content { position:relative; z-index:1; padding:28px; }
.topic-card h3 { font-size:1.35rem; font-weight:800; margin-bottom:8px; color:var(--darktext); }
.topic-card p { font-size:0.92rem; color:rgba(232,237,233,0.7); line-height:1.6; max-width:380px; }

/* FAQ */
.faq-item { background:#fff; border:1px solid var(--borderlight); border-radius:var(--radius-md); margin-bottom:14px; overflow:hidden; transition:var(--transition); }
.faq-item:hover { border-color:rgba(163,230,53,0.5); }
.faq-question { width:100%; background:none; border:none; padding:18px 22px; cursor:pointer; display:flex; align-items:center; justify-content:space-between; text-align:left; font-weight:700; font-size:1rem; color:var(--ink); transition:var(--transition); }
.faq-question:hover { color:var(--brightgreen); }
.faq-question .faq-icon { transition:transform 300ms ease; color:var(--softtext); font-size:0.9rem; }
.faq-question.active .faq-icon { transform:rotate(45deg); color:var(--brightgreen); }
.faq-answer { max-height:0; overflow:hidden; transition:max-height 400ms ease,padding 400ms ease; padding:0 22px; }
.faq-answer.open { max-height:500px; padding:0 22px 20px; }
.faq-answer p { font-size:0.92rem; color:var(--softtext); line-height:1.8; }

/* CTA band */
.cta-band { background:var(--deepbg); color:var(--darktext); padding:56px 0; position:relative; overflow:hidden; }
.cta-band::before { content:''; position:absolute; top:-30%; left:-10%; width:50%; height:160%; background:radial-gradient(ellipse at center,rgba(163,230,53,0.15),transparent 70%); pointer-events:none; }
.cta-band .container { position:relative; z-index:1; text-align:center; }
.cta-band h2 { font-size:1.8rem; font-weight:800; margin-bottom:12px; }
.cta-band p { font-size:1rem; color:rgba(232,237,233,0.65); max-width:600px; margin:0 auto 24px; }
.cta-btn-large { display:inline-block; background:var(--accent); color:var(--pitch); padding:14px 36px; border-radius:12px; font-weight:800; font-size:1rem; transition:var(--transition); box-shadow:0 4px 16px rgba(163,230,53,0.25); }
.cta-btn-large:hover { background:#b8f45a; transform:translateY(-2px); box-shadow:0 8px 28px rgba(163,230,53,0.4); }

/* Footer */
.site-footer { background:var(--deepbg); color:var(--darktext); padding:60px 0 24px; border-top:1px solid rgba(163,230,53,0.1); }
.footer-grid { display:grid; grid-template-columns:1.5fr 1fr 1fr 1.5fr; gap:40px; margin-bottom:36px; }
@media (max-width:768px) { .footer-grid { grid-template-columns:1fr 1fr; gap:28px; } }
@media (max-width:520px) { .footer-grid { grid-template-columns:1fr; } }
.footer-brand { font-size:1.4rem; font-weight:800; color:var(--accent); margin-bottom:12px; }
.footer-brand-desc { font-size:0.88rem; color:rgba(232,237,233,0.55); line-height:1.7; }
.footer-col-title { font-size:1rem; font-weight:700; margin-bottom:14px; color:var(--darktext); }
.footer-col a { display:block; font-size:0.9rem; color:rgba(232,237,233,0.55); margin-bottom:10px; transition:var(--transition); }
.footer-col a:hover { color:var(--accent); }
.footer-subscribe { display:flex; gap:8px; margin-top:8px; }
.footer-subscribe input { flex:1; padding:10px 14px; border-radius:8px; border:1px solid rgba(163,230,53,0.25); background:rgba(255,255,255,0.08); color:var(--darktext); font-size:0.88rem; transition:var(--transition); }
.footer-subscribe input:focus { outline:none; border-color:var(--accent); background:rgba(255,255,255,0.12); }
.footer-subscribe button { background:var(--accent); color:var(--pitch); padding:10px 18px; border-radius:8px; font-weight:700; font-size:0.85rem; border:none; cursor:pointer; transition:var(--transition); }
.footer-subscribe button:hover { background:#b8f45a; }
.footer-bottom { border-top:1px solid rgba(232,237,233,0.08); padding-top:16px; font-size:0.82rem; color:rgba(232,237,233,0.4); text-align:center; }
.footer-bottom a { color:rgba(232,237,233,0.45); }

/* General utility */
.text-accent { color:var(--accent); }
.font-mono { font-family:ui-monospace,'SF Mono',Menlo,monospace; }
.shadow-card { box-shadow:var(--shadow-card); }
.hover-lift { transition:var(--transition); }
.hover-lift:hover { transform:translateY(-2px); box-shadow:var(--shadow-hover); }
.section-title { font-size:1.7rem; font-weight:800; color:var(--ink); letter-spacing:-0.01em; line-height:1.3; }
.section-title.dark { color:var(--darktext); }
.section-sub { font-size:1rem; color:var(--softtext); max-width:640px; margin-top:8px; line-height:1.7; }
.section-sub.dark { color:rgba(232,237,233,0.6); }
.tag-badge { display:inline-flex; align-items:center; gap:6px; font-size:0.75rem; font-weight:700; padding:4px 12px; border-radius:20px; }
.tag-green { background:rgba(163,230,53,0.2); color:var(--pitch); }
.tag-outline { background:transparent; border:1px solid rgba(163,230,53,0.6); color:var(--accent); }

/* roulang page: category4 */
:root {
            --pitch: #0E1F14;
            --pitchlight: #132A1B;
            --deepbg: #0B120E;
            --accent: #A3E635;
            --brightgreen: #34D399;
            --cream: #F7F8F6;
            --ink: #152119;
            --softtext: #5B6B5E;
            --darktext: #E8EDE9;
            --carddark: #18251C;
            --borderlight: #DCE3DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --transition: all 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--cream);
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        /* ===== Header/Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(14, 31, 20, 0.97);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(163, 230, 53, 0.15);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pitch);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a.nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--darktext);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a.nav-link:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }
        .nav-desktop a.nav-link.active {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            font-weight: 700;
        }
        .nav-desktop a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 9px 20px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
            display: inline-block;
        }
        .nav-cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }
        .hamburger span {
            width: 24px;
            height: 2.5px;
            background: var(--darktext);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: var(--accent);
        }
        .mobile-menu {
            display: none;
            background: var(--pitch);
            border-top: 1px solid rgba(163, 230, 53, 0.2);
            padding: 12px 0 24px;
            flex-direction: column;
        }
        .mobile-menu a {
            padding: 12px 24px;
            color: var(--darktext);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
            transition: var(--transition);
        }
        .mobile-menu a:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent);
        }
        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }
        .mobile-menu .nav-cta-btn {
            margin: 16px 24px 0;
            text-align: center;
        }
        @media (max-width: 1024px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
        }
        @media (min-width: 1025px) {
            .mobile-menu {
                display: none !important;
            }
        }
        /* ===== Breadcrumb ===== */
        .breadcrumb-area {
            background: var(--pitch);
            border-bottom: 1px solid rgba(163, 230, 53, 0.12);
            padding: 16px 0;
        }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.65);
        }
        .breadcrumb-nav a {
            color: rgba(232, 237, 233, 0.75);
            transition: var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        .breadcrumb-nav .sep {
            color: rgba(232, 237, 233, 0.35);
        }
        .breadcrumb-nav .current {
            color: var(--accent);
            font-weight: 600;
        }
        .breadcrumb-back {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-size: 0.88rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .breadcrumb-back:hover {
            color: #b8f45a;
        }
        /* ===== Sections ===== */
        .section {
            padding: 64px 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }
        }
        .section-dark {
            background: var(--deepbg);
            color: var(--darktext);
        }
        .section-cream {
            background: var(--cream);
        }
        .section-pitch {
            background: var(--pitch);
            color: var(--darktext);
        }
        .section-light-green {
            background: #F0F5EE;
        }
        /* ===== Category H1 Block ===== */
        .cat-hero {
            background: var(--pitch);
            color: var(--darktext);
            padding: 40px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at top right, rgba(163, 230, 53, 0.12), transparent 55%);
            pointer-events: none;
        }
        .cat-hero .container {
            position: relative;
            z-index: 1;
        }
        .cat-hero-flex {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .cat-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--darktext);
            letter-spacing: 0.5px;
            line-height: 1.3;
            margin: 0;
        }
        .cat-hero h1 .highlight {
            color: var(--accent);
        }
        .cat-hero .cat-desc {
            max-width: 420px;
            color: rgba(232, 237, 233, 0.75);
            font-size: 0.98rem;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .cat-hero h1 {
                font-size: 1.6rem;
            }
            .cat-hero .cat-desc {
                max-width: 100%;
                font-size: 0.92rem;
            }
        }
        /* ===== Channel Matrix ===== */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 12px;
        }
        @media (max-width: 1024px) {
            .channel-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 640px) {
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .channel-card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 16px 14px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: block;
        }
        .channel-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .channel-card .channel-icon {
            font-size: 1.6rem;
            margin-bottom: 8px;
        }
        .channel-card .channel-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--ink);
        }
        .channel-card .channel-sub {
            font-size: 0.75rem;
            color: var(--softtext);
            margin-top: 4px;
        }
        .channel-card.is-link {
            cursor: pointer;
        }
        .channel-card.is-link .channel-name {
            color: var(--pitch);
        }
        .channel-card.is-link:hover .channel-name {
            color: var(--accent);
        }
        /* ===== Player Card List ===== */
        .player-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        @media (max-width: 768px) {
            .player-list-grid {
                grid-template-columns: 1fr;
            }
        }
        .player-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--borderlight);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .player-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .player-card .player-cover {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .player-card .player-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .player-card:hover .player-cover img {
            transform: scale(1.04);
        }
        .player-card .player-cover .cover-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(14, 31, 20, 0.85);
            color: var(--accent);
            font-size: 0.72rem;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .player-card .player-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .player-card .player-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .player-card .player-title a {
            color: inherit;
        }
        .player-card .player-title a:hover {
            color: var(--pitch);
            text-decoration: underline;
        }
        .player-card .player-summary {
            font-size: 0.88rem;
            color: var(--softtext);
            line-height: 1.65;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .player-card .player-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid #f0f0f0;
            font-size: 0.78rem;
            color: #8a9a8e;
        }
        .player-card .player-meta .meta-tag {
            background: #f0f5ee;
            color: var(--pitch);
            padding: 3px 10px;
            border-radius: 16px;
            font-weight: 500;
        }
        .player-card .player-meta .meta-time {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        /* ===== First Big Card ===== */
        .player-card.first-card {
            grid-column: 1 / -1;
            flex-direction: row;
        }
        .player-card.first-card .player-cover {
            width: 45%;
            height: auto;
            min-height: 260px;
        }
        .player-card.first-card .player-body {
            width: 55%;
            padding: 22px 24px 24px;
        }
        .player-card.first-card .player-title {
            font-size: 1.3rem;
        }
        .player-card.first-card .player-summary {
            -webkit-line-clamp: 3;
            font-size: 0.92rem;
        }
        @media (max-width: 768px) {
            .player-card.first-card {
                flex-direction: column;
            }
            .player-card.first-card .player-cover,
            .player-card.first-card .player-body {
                width: 100%;
            }
            .player-card.first-card .player-cover {
                min-height: 180px;
                height: 180px;
            }
        }
        /* ===== Data Overview ===== */
        .data-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .data-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .data-stats-grid {
                grid-template-columns: 1fr;
            }
        }
        .stat-card {
            background: var(--carddark);
            border: 1px solid rgba(163, 230, 53, 0.15);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .stat-card .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            font-family: ui-monospace, 'SF Mono', monospace;
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.82rem;
            color: rgba(232, 237, 233, 0.65);
            margin-top: 6px;
        }
        /* ===== Hot List ===== */
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .hot-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            transition: var(--transition);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
        }
        .hot-item:hover {
            border-color: var(--accent);
            transform: translateX(4px);
        }
        .hot-item .hot-rank {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--pitch);
            color: var(--accent);
            font-weight: 800;
            font-size: 0.82rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .hot-item .hot-rank.top1 {
            background: var(--accent);
            color: var(--pitch);
        }
        .hot-item .hot-rank.top2 {
            background: #34D399;
            color: var(--pitch);
        }
        .hot-item .hot-rank.top3 {
            background: #6EE7B7;
            color: var(--pitch);
        }
        .hot-item .hot-info {
            flex: 1;
        }
        .hot-item .hot-name {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--ink);
        }
        .hot-item .hot-desc {
            font-size: 0.78rem;
            color: var(--softtext);
        }
        .hot-item .hot-trend {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--brightgreen);
            white-space: nowrap;
        }
        .hot-item .hot-trend.down {
            color: #f87171;
        }
        /* ===== Editor's Pick ===== */
        .editor-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        @media (max-width: 768px) {
            .editor-grid {
                grid-template-columns: 1fr;
            }
        }
        .editor-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--borderlight);
            box-shadow: var(--shadow-card);
            display: flex;
            transition: var(--transition);
        }
        .editor-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .editor-card .editor-img {
            width: 40%;
            min-height: 150px;
            overflow: hidden;
        }
        .editor-card .editor-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .editor-card .editor-body {
            width: 60%;
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .editor-card .editor-tag {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--pitch);
            background: #f0f5ee;
            padding: 2px 10px;
            border-radius: 14px;
            margin-bottom: 8px;
            width: fit-content;
        }
        .editor-card .editor-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 6px;
        }
        .editor-card .editor-desc {
            font-size: 0.82rem;
            color: var(--softtext);
            line-height: 1.6;
        }
        @media (max-width: 520px) {
            .editor-card {
                flex-direction: column;
            }
            .editor-card .editor-img,
            .editor-card .editor-body {
                width: 100%;
            }
            .editor-card .editor-img {
                min-height: 140px;
                height: 140px;
            }
        }
        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            padding-left: 28px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 6px;
            bottom: 6px;
            width: 3px;
            background: linear-gradient(to bottom, var(--accent), var(--brightgreen));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 24px;
            padding-left: 16px;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 11px;
            height: 11px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--pitch);
            box-shadow: 0 0 0 3px rgba(163, 230, 53, 0.3);
        }
        .timeline-item .tl-date {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
        }
        .timeline-item .tl-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--darktext);
            margin: 4px 0 2px;
        }
        .timeline-item .tl-desc {
            font-size: 0.85rem;
            color: rgba(232, 237, 233, 0.6);
            line-height: 1.6;
        }
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: #c5d8c8;
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--ink);
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--pitch);
            background: #fafcfa;
        }
        .faq-question .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #f0f5ee;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--pitch);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--accent);
            color: var(--pitch);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease, padding 300ms ease;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 0.88rem;
            color: var(--softtext);
            line-height: 1.75;
            margin: 0;
        }
        /* ===== Subscribe CTA ===== */
        .cta-band {
            background: var(--pitch);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            border: 1px solid rgba(163, 230, 53, 0.2);
        }
        .cta-band .cta-text h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent);
            margin: 0 0 8px;
        }
        .cta-band .cta-text p {
            color: rgba(232, 237, 233, 0.7);
            font-size: 0.9rem;
            margin: 0;
        }
        .cta-band .cta-actions {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--pitch);
            padding: 12px 24px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        .btn-primary:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .btn-secondary {
            background: transparent;
            color: var(--darktext);
            padding: 12px 20px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.9rem;
            border: 1.5px solid rgba(232, 237, 233, 0.3);
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(163, 230, 53, 0.08);
        }
        @media (max-width: 640px) {
            .cta-band {
                flex-direction: column;
                text-align: center;
                padding: 28px 20px;
            }
            .cta-band .cta-actions {
                width: 100%;
                flex-direction: column;
            }
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(163, 230, 53, 0.1);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(232, 237, 233, 0.1);
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 0.82rem;
            color: rgba(232, 237, 233, 0.55);
            line-height: 1.7;
            margin: 0;
        }
        .footer-col-title {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--darktext);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: rgba(232, 237, 233, 0.55);
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe input {
            flex: 1;
            background: rgba(232, 237, 233, 0.08);
            border: 1px solid rgba(232, 237, 233, 0.2);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--darktext);
            font-size: 0.85rem;
            min-width: 0;
        }
        .footer-subscribe input::placeholder {
            color: rgba(232, 237, 233, 0.35);
        }
        .footer-subscribe button {
            background: var(--accent);
            color: var(--pitch);
            border: none;
            border-radius: 8px;
            padding: 10px 18px;
            font-weight: 700;
            font-size: 0.85rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe button:hover {
            background: #b8f45a;
        }
        .footer-bottom {
            padding-top: 20px;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(232, 237, 233, 0.4);
        }
        .footer-bottom a {
            color: rgba(232, 237, 233, 0.45);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        /* ===== Utility ===== */
        .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: 0.3px;
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--softtext);
            line-height: 1.7;
            max-width: 600px;
        }
        .section-dark .section-title {
            color: var(--darktext);
        }
        .section-dark .section-subtitle {
            color: rgba(232, 237, 233, 0.6);
        }
        .section-pitch .section-title {
            color: var(--darktext);
        }
        .section-pitch .section-subtitle {
            color: rgba(232, 237, 233, 0.6);
        }
        .section-head {
            margin-bottom: 32px;
        }
        .tag-chip {
            display: inline-block;
            background: #f0f5ee;
            color: var(--pitch);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 16px;
            letter-spacing: 0.3px;
        }
        .section-dark .tag-chip,
        .section-pitch .tag-chip {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
        }

/* roulang page: category5 */
:root {
            --pitch: #0E1F14;
            --pitchlight: #132A1B;
            --deepbg: #0B120E;
            --accent: #A3E635;
            --brightgreen: #34D399;
            --cream: #F7F8F6;
            --ink: #152119;
            --softtext: #5B6B5E;
            --darktext: #E8EDE9;
            --carddark: #18251C;
            --borderlight: #DCE3DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --transition: all 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background-color: var(--cream);
            min-height: 100vh;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header/Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(14, 31, 20, 0.97);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(163, 230, 53, 0.15);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--pitch);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-desktop a.nav-link {
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--darktext);
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a.nav-link:hover {
            background: rgba(163, 230, 53, 0.1);
            color: var(--accent);
        }
        .nav-desktop a.nav-link.active {
            background: rgba(163, 230, 53, 0.15);
            color: var(--accent);
            font-weight: 700;
        }
        .nav-desktop a.nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta-btn {
            background: var(--accent);
            color: var(--pitch);
            padding: 9px 20px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            margin-left: 8px;
            text-align: center;
        }
        .nav-cta-btn:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
        }
        .hamburger span {
            width: 24px;
            height: 2.5px;
            background: var(--darktext);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger:hover span {
            background: var(--accent);
        }
        .mobile-menu {
            display: none;
            background: var(--pitch);
            border-top: 1px solid rgba(163, 230, 53, 0.2);
            padding: 12px 0 24px;
            flex-direction: column;
        }
        .mobile-menu a {
            padding: 12px 24px;
            color: var(--darktext);
            font-size: 1rem;
            font-weight: 500;
            border-bottom: 1px solid rgba(232, 237, 233, 0.08);
            transition: var(--transition);
        }
        .mobile-menu a:hover {
            background: rgba(163, 230, 53, 0.08);
            color: var(--accent);
        }
        .mobile-menu a.active {
            color: var(--accent);
            font-weight: 700;
        }
        .mobile-menu .nav-cta-btn {
            margin: 16px 24px 0;
            text-align: center;
        }
        @media (max-width: 860px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-bar {
            background: var(--cream);
            border-bottom: 1px solid var(--borderlight);
            padding: 16px 0;
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--softtext);
        }
        .breadcrumb a {
            color: var(--pitch);
            font-weight: 500;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .current {
            color: var(--pitch);
            font-weight: 700;
        }
        .breadcrumb .sep {
            color: #9aab9d;
            font-weight: 400;
        }
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--pitch);
            padding: 8px 14px;
            border-radius: var(--radius-md);
            border: 1.5px solid var(--borderlight);
            background: #fff;
            transition: var(--transition);
            cursor: pointer;
        }
        .back-link:hover {
            border-color: var(--accent);
            color: var(--pitch);
            box-shadow: var(--shadow-card);
        }
        .back-link .arrow {
            font-weight: 700;
            font-size: 1.1rem;
            line-height: 1;
        }

        /* ===== Section Common ===== */
        .section {
            padding: 72px 0;
        }
        .section-dark {
            background: var(--deepbg);
            color: var(--darktext);
        }
        .section-cream {
            background: var(--cream);
        }
        .section-pitch {
            background: var(--pitch);
            color: var(--darktext);
        }
        @media (max-width: 640px) {
            .section {
                padding: 48px 0;
            }
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            color: inherit;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 1.08rem;
            color: var(--softtext);
            line-height: 1.7;
            max-width: 38em;
            margin-bottom: 0;
        }
        .section-dark .section-subtitle {
            color: rgba(232, 237, 233, 0.7);
        }
        .section-head {
            margin-bottom: 40px;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 1.55rem;
            }
            .section-subtitle {
                font-size: 0.98rem;
            }
        }

        /* ===== Cards ===== */
        .card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .card-dark {
            background: var(--carddark);
            border-color: rgba(232, 237, 233, 0.1);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 22px 24px;
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            color: inherit;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }
        .card-text {
            font-size: 0.95rem;
            color: var(--softtext);
            line-height: 1.7;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            line-clamp: 2;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 16px;
            font-size: 0.82rem;
            color: #7a8a7d;
        }
        .card-dark .card-title {
            color: var(--darktext);
        }
        .card-dark .card-text {
            color: rgba(232, 237, 233, 0.68);
        }
        .card-dark .card-meta {
            color: rgba(232, 237, 233, 0.5);
        }

        /* ===== Tags ===== */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(14, 31, 20, 0.06);
            color: var(--pitch);
            border: 1px solid rgba(14, 31, 20, 0.12);
            transition: var(--transition);
            cursor: default;
            white-space: nowrap;
        }
        .tag:hover {
            background: rgba(163, 230, 53, 0.15);
            border-color: var(--accent);
        }
        .tag-accent {
            background: var(--accent);
            color: var(--pitch);
            border-color: var(--accent);
        }
        .tag-outline-dark {
            background: transparent;
            color: var(--darktext);
            border-color: rgba(232, 237, 233, 0.35);
        }
        .tag-outline-dark:hover {
            background: rgba(163, 230, 53, 0.12);
            border-color: var(--accent);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--pitch);
        }
        .btn-primary:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: var(--pitch);
            border: 1.5px solid var(--pitch);
        }
        .btn-outline:hover {
            background: rgba(14, 31, 20, 0.06);
            transform: translateY(-1px);
            box-shadow: var(--shadow-card);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--darktext);
            border: 1.5px solid rgba(232, 237, 233, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(163, 230, 53, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 8px;
        }

        /* ===== Hero Category ===== */
        .category-hero {
            background: linear-gradient(135deg, var(--pitch) 0%, var(--deepbg) 100%);
            color: var(--darktext);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 20% 20%, rgba(163, 230, 53, 0.08), transparent 45%),
                radial-gradient(circle at 80% 70%, rgba(52, 211, 153, 0.06), transparent 40%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .category-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            color: var(--accent);
        }
        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(232, 237, 233, 0.78);
            max-width: 38em;
            line-height: 1.7;
        }
        .category-hero .hero-meta-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 28px;
            font-size: 0.9rem;
            color: rgba(232, 237, 233, 0.75);
        }
        .category-hero .hero-meta-strip span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .category-hero .hero-meta-strip .num {
            color: var(--accent);
            font-weight: 800;
            font-size: 1.15rem;
            font-family: ui-monospace, 'SFMono-Regular', monospace;
        }
        @media (max-width: 640px) {
            .category-hero {
                padding: 40px 0;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero .hero-desc {
                font-size: 0.98rem;
            }
            .category-hero .hero-meta-strip {
                gap: 16px;
                font-size: 0.82rem;
            }
        }

        /* ===== Topic Cards (main list) ===== */
        .topic-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .topic-card {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(163, 230, 53, 0.5);
        }
        .topic-card .topic-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent);
            color: var(--pitch);
            font-weight: 800;
            font-size: 0.82rem;
            border-radius: 50%;
            margin-bottom: 12px;
            flex-shrink: 0;
        }
        .topic-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
            color: var(--pitch);
            letter-spacing: -0.2px;
        }
        .topic-card p {
            font-size: 0.92rem;
            color: var(--softtext);
            line-height: 1.7;
            flex-grow: 1;
            margin-bottom: 16px;
        }
        .topic-card .topic-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: #7a8a7d;
            border-top: 1px solid #f0f3f0;
            padding-top: 14px;
        }
        .topic-card .topic-meta .heat {
            color: var(--pitch);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        @media (max-width: 768px) {
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .topic-card {
                padding: 18px;
            }
        }

        /* ===== Hot Rank ===== */
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--borderlight);
            transition: var(--transition);
        }
        .rank-item:hover {
            border-color: rgba(163, 230, 53, 0.5);
            box-shadow: var(--shadow-card);
        }
        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(14, 31, 20, 0.08);
            color: var(--pitch);
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 0.9rem;
            font-family: ui-monospace, monospace;
        }
        .rank-item:nth-child(1) .rank-num {
            background: var(--accent);
            color: var(--pitch);
        }
        .rank-item:nth-child(2) .rank-num {
            background: rgba(163, 230, 53, 0.3);
        }
        .rank-item:nth-child(3) .rank-num {
            background: rgba(163, 230, 53, 0.18);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-info .rank-title {
            font-weight: 600;
            color: var(--pitch);
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-info .rank-detail {
            font-size: 0.8rem;
            color: var(--softtext);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-count {
            font-size: 0.8rem;
            color: var(--softtext);
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ===== Stats Strip ===== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .stat-box {
            background: var(--carddark);
            border: 1px solid rgba(232, 237, 233, 0.1);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            transition: var(--transition);
        }
        .stat-box:hover {
            border-color: rgba(163, 230, 53, 0.35);
        }
        .stat-box .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            font-family: ui-monospace, 'SFMono-Regular', monospace;
            line-height: 1.2;
        }
        .stat-box .stat-label {
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.6);
            margin-top: 8px;
        }
        @media (max-width: 768px) {
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-box .stat-num {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 400px) {
            .stats-strip {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 48em;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--borderlight);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
        }
        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--pitch);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition);
        }
        .faq-question:hover {
            background: rgba(14, 31, 20, 0.03);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(14, 31, 20, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            transition: var(--transition);
            color: var(--pitch);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: var(--pitch);
        }
        .faq-answer {
            overflow: hidden;
            max-height: 0;
            transition: all 300ms ease;
            padding: 0 22px;
            color: var(--softtext);
            font-size: 0.95rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 250px;
            padding: 0 22px 20px;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: linear-gradient(135deg, var(--pitch) 0%, var(--deepbg) 100%);
            border: 1px solid rgba(163, 230, 53, 0.2);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-banner h2 {
            font-size: 1.65rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.3;
            margin-bottom: 10px;
        }
        .cta-banner p {
            color: rgba(232, 237, 233, 0.75);
            font-size: 0.98rem;
            max-width: 34em;
        }
        .cta-banner .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        @media (max-width: 640px) {
            .cta-banner {
                padding: 28px 22px;
            }
            .cta-banner h2 {
                font-size: 1.3rem;
            }
            .cta-banner .cta-actions {
                width: 100%;
                flex-direction: column;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--deepbg);
            color: var(--darktext);
            padding: 64px 0 28px;
            border-top: 1px solid rgba(163, 230, 53, 0.15);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.55);
            line-height: 1.8;
            max-width: 30em;
        }
        .footer-col-title {
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--darktext);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(232, 237, 233, 0.55);
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            transform: translateX(2px);
        }
        .footer-subscribe {
            display: flex;
            gap: 8px;
            margin-top: 4px;
        }
        .footer-subscribe input {
            flex: 1;
            padding: 10px 16px;
            border-radius: 8px;
            border: 1px solid rgba(232, 237, 233, 0.25);
            background: rgba(232, 237, 233, 0.05);
            color: var(--darktext);
            font-size: 0.88rem;
            transition: var(--transition);
        }
        .footer-subscribe input::placeholder {
            color: rgba(232, 237, 233, 0.35);
        }
        .footer-subscribe input:focus {
            border-color: var(--accent);
            background: rgba(232, 237, 233, 0.08);
        }
        .footer-subscribe button {
            padding: 10px 20px;
            border-radius: 8px;
            background: var(--accent);
            color: var(--pitch);
            font-weight: 700;
            font-size: 0.85rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .footer-subscribe button:hover {
            background: #b8f45a;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(163, 230, 53, 0.25);
        }
        .footer-bottom {
            border-top: 1px solid rgba(232, 237, 233, 0.12);
            padding-top: 24px;
            font-size: 0.8rem;
            color: rgba(232, 237, 233, 0.4);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom a {
            color: rgba(232, 237, 233, 0.4);
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 44px 0 20px;
            }
            .footer-subscribe {
                flex-direction: column;
            }
        }

        /* ===== Misc Utilities ===== */
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 768px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
        }
        .flex-between {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }
        .title-with-line {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 28px;
        }
        .title-with-line .line {
            flex: 1;
            height: 2px;
            background: rgba(163, 230, 53, 0.3);
            border-radius: 2px;
        }
        .avatar-sm {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--pitchlight);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }