/* roulang page: index */
:root {
            --bg-base: #0C0E12;
            --bg-deep: #08090C;
            --panel: #13161C;
            --panel-2: #181C24;
            --panel-3: #1F242D;
            --primary: #C8FF3D;
            --primary-soft: rgba(200, 255, 61, 0.12);
            --primary-glow: rgba(200, 255, 61, 0.35);
            --accent: #00E5FF;
            --accent-soft: rgba(0, 229, 255, 0.10);
            --danger: #FF4D6A;
            --danger-soft: rgba(255, 77, 106, 0.14);
            --text-main: #F5F7FA;
            --text-muted: #9AA3B2;
            --text-dim: #6B7280;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
            --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 68px;
            --bottom-bar-height: 64px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-base);
            padding-bottom: var(--bottom-bar-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus-visible {
            color: var(--primary);
            outline: none;
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        ::selection {
            background: var(--primary-soft);
            color: var(--text-main);
        }

        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--panel-3);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary-glow);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(12, 14, 18, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: var(--header-height);
            max-width: 1200px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-main);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .brand-logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #0C0E12;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 0.9rem;
            flex-shrink: 0;
            letter-spacing: -0.03em;
        }
        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }
        .brand-logo .logo-text .logo-main {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }
        .brand-logo .logo-text .logo-sub {
            font-size: 0.65rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.06em;
        }
        .brand-logo:hover {
            color: var(--text-main);
        }
        .brand-logo:hover .logo-badge {
            background: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav > li {
            position: relative;
        }
        .main-nav > li > a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 12px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .main-nav > li > a:hover,
        .main-nav > li > a:focus-visible {
            color: var(--text-main);
            background: var(--panel-2);
        }
        .main-nav > li.active > a {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-badge {
            display: inline-block;
            font-size: 0.6rem;
            font-weight: 700;
            padding: 1px 6px;
            border-radius: 10px;
            background: var(--danger);
            color: #fff;
            letter-spacing: 0.04em;
            line-height: 1.5;
            margin-left: 2px;
            animation: badgePulse 2.4s infinite;
        }
        .nav-badge.hot {
            background: var(--accent);
            color: #08090C;
            animation: none;
        }
        @keyframes badgePulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.65; }
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 18px;
            font-size: 0.85rem;
            font-weight: 700;
            color: #0C0E12;
            background: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-sm);
            transition: background var(--transition), box-shadow var(--transition), color var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .header-cta:hover,
        .header-cta:focus-visible {
            background: #d9ff5e;
            color: #0C0E12;
            box-shadow: 0 0 0 3px var(--primary-glow);
        }
        .header-cta:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 10px 12px;
            transition: border-color var(--transition);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }
        .nav-toggle:hover,
        .nav-toggle:focus-visible {
            border-color: var(--primary);
            outline: none;
        }
        .nav-toggle:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .mobile-nav-panel {
            display: none;
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border);
            padding: 12px 20px 16px;
        }
        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .mobile-nav-panel ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 10px;
            color: var(--text-muted);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
        }
        .mobile-nav-panel ul li a:hover {
            color: var(--text-main);
            background: var(--panel-2);
        }
        .mobile-nav-panel ul li.active a {
            color: var(--primary);
            background: var(--primary-soft);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 0.9rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all var(--transition);
            letter-spacing: 0.02em;
            line-height: 1.5;
        }
        .btn-primary {
            background: var(--primary);
            color: #0C0E12;
            border-color: var(--primary);
        }
        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: #d9ff5e;
            color: #0C0E12;
            box-shadow: 0 0 0 3px var(--primary-glow);
            border-color: #d9ff5e;
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border-color: var(--border-light);
        }
        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            background: var(--panel-2);
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-accent {
            background: var(--accent);
            color: #08090C;
            border-color: var(--accent);
        }
        .btn-accent:hover,
        .btn-accent:focus-visible {
            background: #33f0ff;
            color: #08090C;
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.28);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1rem;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Tags / Badges ===== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            font-size: 0.72rem;
            font-weight: 700;
            border-radius: 20px;
            letter-spacing: 0.04em;
            line-height: 1.6;
        }
        .tag-live {
            background: var(--danger-soft);
            color: var(--danger);
            border: 1px solid rgba(255, 77, 106, 0.35);
        }
        .tag-live .dot {
            width: 6px;
            height: 6px;
            background: var(--danger);
            border-radius: 50%;
            animation: livePulse 1.6s infinite;
        }
        @keyframes livePulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }
        .tag-upcoming {
            background: var(--accent-soft);
            color: var(--accent);
            border: 1px solid rgba(0, 229, 255, 0.30);
        }
        .tag-done {
            background: rgba(154, 163, 178, 0.15);
            color: var(--text-muted);
            border: 1px solid rgba(154, 163, 178, 0.25);
        }
        .tag-primary {
            background: var(--primary-soft);
            color: var(--primary);
            border: 1px solid rgba(200, 255, 61, 0.35);
        }
        .tag-badge {
            background: var(--panel-3);
            color: var(--text-muted);
            border: 1px solid var(--border);
        }
        .tag-danger {
            background: var(--danger-soft);
            color: var(--danger);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 82vh;
            display: flex;
            align-items: center;
            padding: 72px 0 48px;
            background: var(--bg-deep);
            overflow: hidden;
        }
        .hero .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: url('/assets/images/46a0a7350f0c2d9c.webp') center/cover no-repeat;
            opacity: 0.35;
            filter: saturate(0.7);
        }
        .hero .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 0;
            background: linear-gradient(135deg, rgba(8, 9, 12, 0.82) 0%, rgba(8, 9, 12, 0.5) 45%, rgba(8, 9, 12, 0.9) 100%);
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .hero-tag-row {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-title {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin: 0;
            color: var(--text-main);
        }
        .hero-title .accent-text {
            color: var(--primary);
        }
        .hero-subtitle {
            font-size: 1rem;
            line-height: 1.9;
            color: var(--text-muted);
            margin: 0;
            max-width: 560px;
        }
        .hero-cta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 4px;
        }
        .hero-meta-row {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 8px;
            flex-wrap: wrap;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }
        .hero-meta-item i {
            color: var(--primary);
        }

        .hero-right {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .compare-card {
            position: relative;
            padding: 20px 22px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            background: var(--panel);
            box-shadow: var(--shadow-md);
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        }
        .compare-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-light);
            box-shadow: var(--shadow-lg);
        }
        .compare-card.recommended {
            border-color: var(--primary);
            background: linear-gradient(145deg, rgba(200, 255, 61, 0.10), var(--panel) 55%);
            box-shadow: 0 12px 40px rgba(200, 255, 61, 0.14);
        }
        .compare-card.recommended:hover {
            border-color: var(--primary);
            box-shadow: 0 18px 50px rgba(200, 255, 61, 0.20);
        }
        .compare-card .recommend-flag {
            position: absolute;
            top: -12px;
            left: 20px;
            background: var(--primary);
            color: #0C0E12;
            font-size: 0.72rem;
            font-weight: 800;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.05em;
        }
        .compare-card .card-title {
            font-size: 1rem;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 10px 0;
            letter-spacing: -0.01em;
        }
        .compare-card .card-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .compare-card .card-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .compare-card .card-list li i {
            width: 18px;
            text-align: center;
            flex-shrink: 0;
        }
        .compare-card .card-list li i.fa-check {
            color: var(--primary);
        }
        .compare-card .card-list li i.fa-minus {
            color: var(--text-dim);
        }
        .compare-card .card-list li i.fa-times {
            color: var(--danger);
        }

        /* ===== Section Base ===== */
        .section {
            padding: 72px 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-deep);
        }
        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-deep) 100%);
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 800;
            letter-spacing: -0.015em;
            margin: 0 0 12px 0;
            color: var(--text-main);
        }
        .section-desc {
            font-size: 0.98rem;
            color: var(--text-muted);
            line-height: 1.9;
            margin: 0 0 32px 0;
            max-width: 720px;
        }
        .section-head-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 28px;
            flex-wrap: wrap;
        }
        .section-head-row .section-title {
            margin-bottom: 0;
        }

        /* ===== Live Strip ===== */
        .live-strip {
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border);
            padding: 20px 0;
        }
        .live-strip .strip-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
            margin-bottom: 14px;
        }
        .live-strip-scroll {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 6px;
            scroll-snap-type: x proximity;
            -webkit-overflow-scrolling: touch;
        }
        .live-strip-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .live-strip-card {
            display: flex;
            align-items: center;
            gap: 14px;
            min-width: 300px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            scroll-snap-align: start;
            transition: border-color var(--transition), box-shadow var(--transition);
            flex-shrink: 0;
        }
        .live-strip-card:hover {
            border-color: var(--primary-glow);
            box-shadow: var(--shadow-sm);
        }
        .live-strip-card .match-info {
            flex: 1;
            min-width: 0;
        }
        .live-strip-card .match-teams {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.01em;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .live-strip-card .match-time {
            font-size: 0.75rem;
            color: var(--text-muted);
            font-family: var(--font-mono);
        }
        .live-strip-card .match-score {
            font-size: 1.2rem;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--accent);
            letter-spacing: -0.02em;
        }

        /* ===== Cards ===== */
        .card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        }
        .card:hover {
            transform: translateY(-4px);
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
        }
        .card .card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            font-size: 1.2rem;
            margin-bottom: 16px;
        }
        .card .card-icon.primary-icon {
            background: var(--primary-soft);
            color: var(--primary);
        }
        .card .card-icon.accent-icon {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .card .card-icon.danger-icon {
            background: var(--danger-soft);
            color: var(--danger);
        }
        .card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }
        .card .card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }
        .card .card-stat {
            font-size: 2rem;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--primary);
            letter-spacing: -0.03em;
            margin-bottom: 6px;
            line-height: 1.2;
        }

        /* ===== Step / Process ===== */
        .step-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .step-card {
            position: relative;
            background: linear-gradient(145deg, var(--panel) 0%, var(--bg-deep) 100%);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            transition: transform var(--transition), border-color var(--transition);
        }
        .step-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-glow);
        }
        .step-card::before {
            counter-increment: step;
            content: counter(step, decimal-leading-zero);
            position: absolute;
            top: -14px;
            right: 20px;
            font-family: var(--font-mono);
            font-size: 2.4rem;
            font-weight: 800;
            color: rgba(200, 255, 61, 0.16);
            line-height: 1;
        }
        .step-card .step-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px 0;
            color: var(--text-main);
        }
        .step-card .step-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.8;
        }

        /* ===== Device Showcase ===== */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .device-card {
            text-align: center;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            transition: transform var(--transition), border-color var(--transition);
        }
        .device-card:hover {
            transform: translateY(-4px);
            border-color: var(--accent);
        }
        .device-card .device-icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 14px;
        }
        .device-card .device-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .device-card .device-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* ===== Schedule Cards ===== */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .schedule-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-card:hover {
            transform: translateY(-4px);
            border-color: var(--primary-glow);
            box-shadow: var(--shadow-md);
        }
        .schedule-card .sched-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .schedule-card .sched-league {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .schedule-card .sched-teams {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }
        .schedule-card .sched-time {
            font-size: 0.78rem;
            font-family: var(--font-mono);
            color: var(--accent);
        }
        .schedule-card .sched-cover {
            width: 100%;
            height: 110px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            opacity: 0.8;
        }

        /* ===== Brand Story ===== */
        .brand-story {
            background: linear-gradient(160deg, var(--bg-deep) 0%, var(--panel) 55%, var(--bg-base) 100%);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 72px 0;
        }
        .brand-story .story-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: start;
        }
        .brand-story .story-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.015em;
            margin-bottom: 16px;
        }
        .brand-story .story-text {
            color: var(--text-muted);
            font-size: 1rem;
            line-height: 2;
        }
        .brand-story .story-text strong {
            color: var(--primary);
            font-weight: 700;
        }
        .story-highlight-box {
            background: var(--primary-soft);
            border: 1px solid rgba(200, 255, 61, 0.25);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .story-highlight-box .hl-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .story-highlight-box .hl-item:last-child {
            border-bottom: none;
        }
        .story-highlight-box .hl-item i {
            color: var(--primary);
            font-size: 1rem;
            margin-top: 4px;
        }
        .story-highlight-box .hl-item .hl-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
        }
        .story-highlight-box .hl-item .hl-desc {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Social Proof ===== */
        .proof-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
        }
        .proof-stat {
            flex: 1;
            min-width: 160px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            text-align: center;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .proof-stat:hover {
            border-color: var(--primary-glow);
            box-shadow: var(--shadow-sm);
        }
        .proof-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            font-family: var(--font-mono);
            color: var(--primary);
            letter-spacing: -0.03em;
        }
        .proof-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .proof-quote {
            flex: 1;
            min-width: 260px;
            background: var(--panel-2);
            border-left: 3px solid var(--accent);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            justify-content: center;
        }
        .proof-quote .quote-text {
            font-size: 0.9rem;
            color: var(--text-main);
            line-height: 1.8;
            font-style: italic;
        }
        .proof-quote .quote-author {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ===== Compare Table ===== */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .compare-row {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 26px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: border-color var(--transition);
        }
        .compare-row:hover {
            border-color: var(--accent);
        }
        .compare-row .compare-col {
            flex: 1;
        }
        .compare-row .compare-col .col-label {
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--text-dim);
            margin-bottom: 8px;
        }
        .compare-row .compare-col .col-value {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-main);
        }
        .compare-row .compare-col .col-value.highlight {
            color: var(--primary);
            font-weight: 800;
        }

        /* ===== Info / News ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .news-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
        }
        .news-card .news-cover {
            height: 130px;
            object-fit: cover;
            opacity: 0.85;
        }
        .news-card .news-body {
            padding: 16px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-card .news-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0;
            line-height: 1.6;
        }
        .news-card .news-date {
            font-size: 0.72rem;
            font-family: var(--font-mono);
            color: var(--text-dim);
        }
        .news-card .news-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== System Requirements ===== */
        .sys-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .sys-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            transition: border-color var(--transition);
        }
        .sys-item:hover {
            border-color: var(--primary-glow);
        }
        .sys-item .sys-name {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }
        .sys-item .sys-value {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-mono);
        }

        /* ===== FAQ ===== */
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            cursor: pointer;
            transition: color var(--transition);
            font-family: inherit;
        }
        .faq-item .faq-question:hover {
            color: var(--primary);
        }
        .faq-item .faq-question .faq-toggle-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-question .faq-toggle-icon {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.9;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== Guarantee Bar ===== */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .guarantee-item {
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: flex-start;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            transition: border-color var(--transition);
        }
        .guarantee-item:hover {
            border-color: var(--primary-glow);
        }
        .guarantee-item i {
            font-size: 1.2rem;
            color: var(--primary);
        }
        .guarantee-item .guarantee-name {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
        }
        .guarantee-item .guarantee-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== Bottom Fixed Bar ===== */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: rgba(8, 9, 12, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border);
            z-index: 99;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 20px;
            gap: 16px;
        }
        .bottom-bar .bar-text {
            font-size: 0.88rem;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }
        .bottom-bar .bar-text strong {
            color: var(--primary);
        }
        .bottom-bar .bar-close {
            background: transparent;
            border: none;
            color: var(--text-dim);
            font-size: 1rem;
            cursor: pointer;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition);
        }
        .bottom-bar .bar-close:hover {
            color: var(--text-main);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            color: var(--text-muted);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .brand-logo {
            margin-bottom: 12px;
            font-size: 1rem;
        }
        .footer-brand p {
            font-size: 0.82rem;
            line-height: 1.8;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.03em;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border);
            padding-top: 20px;
            font-size: 0.78rem;
            color: var(--text-dim);
        }
        .footer-bottom .copyright {
            letter-spacing: 0.02em;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --header-height: 62px;
                --bottom-bar-height: 56px;
            }
            body {
                padding-bottom: var(--bottom-bar-height);
            }
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero {
                min-height: auto;
                padding: 48px 0 40px;
            }
            .hero-right {
                max-width: 600px;
            }
            .schedule-grid,
            .device-grid,
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sys-grid,
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-story .story-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }
            .main-nav {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-nav-panel.open {
                display: block;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-cta-row {
                flex-direction: column;
                align-items: stretch;
            }
            .schedule-grid,
            .device-grid,
            .step-grid,
            .news-grid,
            .sys-grid,
            .guarantee-grid,
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .proof-row {
                flex-direction: column;
            }
            .compare-card.recommended {
                padding: 20px 16px;
            }
            .bottom-bar {
                padding: 0 12px;
                gap: 10px;
                height: var(--bottom-bar-height);
            }
            .bottom-bar .bar-text {
                font-size: 0.76rem;
            }
            .bottom-bar .btn {
                padding: 7px 14px;
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-meta-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --header-height: 56px;
                --bottom-bar-height: 50px;
            }
            body {
                padding-bottom: var(--bottom-bar-height);
                font-size: 15px;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .hero {
                padding: 32px 0 32px;
            }
            .hero-title {
                font-size: 1.35rem;
                line-height: 1.4;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .card {
                padding: 18px 16px;
            }
            .live-strip-card {
                min-width: 260px;
                padding: 10px 12px;
                gap: 10px;
            }
            .live-strip-card .match-score {
                font-size: 1rem;
            }
            .step-card {
                padding: 20px 16px;
            }
            .step-card::before {
                font-size: 1.8rem;
                top: -10px;
            }
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 0.85rem;
            }
            .faq-item .faq-answer {
                padding: 0 16px 14px;
                font-size: 0.82rem;
            }
            .bottom-bar .bar-text {
                font-size: 0.68rem;
                line-height: 1.5;
            }
            .bottom-bar .btn {
                padding: 6px 10px;
                font-size: 0.7rem;
                gap: 4px;
            }
            .compare-card {
                padding: 16px 14px;
            }
            .compare-card .card-list li {
                font-size: 0.75rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-base: #0C0E12;
            --bg-deep: #08090C;
            --panel: #13161C;
            --panel-2: #181C24;
            --panel-3: #1F242D;
            --primary: #C8FF3D;
            --primary-soft: rgba(200, 255, 61, 0.12);
            --primary-glow: rgba(200, 255, 61, 0.35);
            --accent: #00E5FF;
            --accent-soft: rgba(0, 229, 255, 0.10);
            --danger: #FF4D6A;
            --danger-soft: rgba(255, 77, 106, 0.14);
            --text-main: #F5F7FA;
            --text-muted: #9AA3B2;
            --text-dim: #6B7280;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
            --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 62px;
            --bottom-bar-height: 56px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-base);
            padding-bottom: var(--bottom-bar-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus-visible {
            color: var(--primary);
            outline: none;
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(12, 14, 18, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: var(--header-height);
            max-width: 1200px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-main);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .brand-logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #0C0E12;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 0.9rem;
            flex-shrink: 0;
            letter-spacing: -0.03em;
        }

        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }

        .brand-logo .logo-text .logo-main {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        .brand-logo .logo-text .logo-sub {
            font-size: 0.65rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.06em;
        }

        .brand-logo:hover {
            color: var(--text-main);
        }

        .brand-logo:hover .logo-badge {
            background: var(--accent);
        }

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

        .main-nav>li {
            position: relative;
        }

        .main-nav>li>a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 12px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus-visible {
            color: var(--text-main);
            background: var(--panel-2);
        }

        .main-nav>li.active>a {
            color: var(--primary);
            background: var(--primary-soft);
        }

        .main-nav>li.active>a::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-badge {
            display: inline-flex;
            align-items: center;
            padding: 2px 6px;
            font-size: 0.55rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            background: var(--danger);
            color: #fff;
            border-radius: 20px;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 0.85rem;
            font-weight: 700;
            background: var(--primary);
            color: #0C0E12;
            border-radius: var(--radius-sm);
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-cta:hover,
        .nav-cta:focus-visible {
            background: var(--accent);
            color: #0C0E12;
            transform: translateY(-1px);
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-main);
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            font-size: 1.2rem;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: var(--panel-2);
        }

        /* ===== Breadcrumb & Category Header ===== */
        .page-head {
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border);
            padding: 28px 0 20px;
        }

        .breadcrumb {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin: 0 0 14px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

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

        .breadcrumb li+li::before {
            content: '/';
            color: var(--text-dim);
            font-weight: 300;
        }

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

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

        .breadcrumb li:last-child {
            color: var(--primary);
            font-weight: 600;
        }

        .page-head h1 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            margin: 0 0 8px;
            color: var(--text-main);
            line-height: 1.35;
        }

        .page-head .head-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 780px;
            line-height: 1.7;
            margin: 0;
        }

        /* ===== Filter Toolbar ===== */
        .filter-bar {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            margin: 24px 0 28px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            box-shadow: var(--shadow-sm);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-group .filter-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-dim);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            white-space: nowrap;
        }

        .filter-btn {
            padding: 6px 14px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-muted);
            background: var(--panel-2);
            border: 1px solid var(--border);
            border-radius: 20px;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .filter-btn:hover {
            color: var(--text-main);
            border-color: var(--border-light);
            background: var(--panel-3);
        }

        .filter-btn.active {
            color: #0C0E12;
            background: var(--primary);
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-soft);
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .filter-divider {
            width: 1px;
            height: 28px;
            background: var(--border);
            flex-shrink: 0;
        }

        /* ===== Featured Match Card ===== */
        .featured-match {
            background: var(--panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-xl);
            padding: 28px 32px;
            margin-bottom: 28px;
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            gap: 24px;
            position: relative;
            box-shadow: var(--shadow-md);
            overflow: hidden;
        }

        .featured-match::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--danger));
            border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        }

        .featured-match .match-tag {
            position: absolute;
            top: 16px;
            right: 20px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 4px 12px;
            font-size: 0.7rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            background: var(--danger-soft);
            color: var(--danger);
            border-radius: 20px;
            text-transform: uppercase;
        }

        .featured-match .match-tag.live {
            background: var(--danger);
            color: #fff;
            animation: pulse-badge 1.5s infinite;
        }

        .featured-team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            text-align: center;
        }

        .featured-team .team-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            overflow: hidden;
            border: 2px solid var(--border-light);
            background: var(--panel-3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.03em;
        }

        .featured-team .team-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }

        .featured-team .team-region {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .featured-center {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

        .featured-center .score-row {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .featured-center .score {
            font-family: var(--font-mono);
            font-size: 3rem;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1;
            letter-spacing: -0.02em;
            min-width: 48px;
            text-align: center;
        }

        .featured-center .score-divider {
            font-size: 1.5rem;
            font-weight: 300;
            color: var(--text-dim);
        }

        .featured-center .score.winning {
            color: var(--primary);
        }

        .featured-center .match-meta {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
        }

        .featured-center .match-series {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        .featured-center .match-countdown {
            font-family: var(--font-mono);
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
            padding: 4px 14px;
            background: var(--accent-soft);
            border-radius: 20px;
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .featured-center .match-countdown.live-now {
            color: var(--danger);
            background: var(--danger-soft);
            border-color: rgba(255, 77, 106, 0.25);
            animation: pulse-badge 2s infinite;
        }

        /* ===== Score List Section ===== */
        .section-block {
            padding: 32px 0;
        }

        .section-block .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            flex-wrap: wrap;
            gap: 10px;
        }

        .section-block .section-heading h2 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: -0.005em;
            margin: 0;
            color: var(--text-main);
            line-height: 1.4;
        }

        .section-block .section-heading .section-sub {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .score-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .score-row-card {
            display: grid;
            grid-template-columns: 44px 1fr auto 1fr 80px 90px;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .score-row-card .game-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--panel-3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .score-row-card .team-cell {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-main);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .score-row-card .team-cell.right {
            text-align: right;
        }

        .score-row-card .score-display {
            font-family: var(--font-mono);
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-main);
            text-align: center;
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .score-row-card .score-display .vs {
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-dim);
        }

        .score-row-card .match-time {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            text-align: center;
            white-space: nowrap;
        }

        .status-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            font-size: 0.7rem;
            font-weight: 700;
            border-radius: 20px;
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .status-tag.live {
            background: var(--danger-soft);
            color: var(--danger);
            border: 1px solid rgba(255, 77, 106, 0.2);
        }

        .status-tag.live::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--danger);
            border-radius: 50%;
            animation: pulse-badge 1.2s infinite;
        }

        .status-tag.upcoming {
            background: var(--accent-soft);
            color: var(--accent);
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .status-tag.delayed {
            background: rgba(255, 193, 7, 0.12);
            color: #FFC107;
            border: 1px solid rgba(255, 193, 7, 0.25);
        }

        .status-tag.finished {
            background: var(--panel-3);
            color: var(--text-dim);
            border: 1px solid var(--border);
        }

        /* ===== Alert Subscription Bar ===== */
        .alert-bar {
            background: var(--panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            flex-wrap: wrap;
            margin: 28px 0;
            box-shadow: var(--shadow-sm);
        }

        .alert-bar .alert-info {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 260px;
        }

        .alert-bar .alert-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .alert-bar h3 {
            font-family: var(--font-heading);
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 2px;
            color: var(--text-main);
        }

        .alert-bar p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        .alert-bar .alert-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }

        .alert-bar .alert-form input {
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 0.9rem;
            color: var(--text-main);
            min-width: 220px;
            transition: border var(--transition);
            outline: none;
        }

        .alert-bar .alert-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-soft);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            font-size: 0.85rem;
            font-weight: 700;
            background: var(--primary);
            color: #0C0E12;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--accent);
            color: #0C0E12;
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            font-size: 0.85rem;
            font-weight: 600;
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            background: var(--panel-2);
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ===== Caster / Host Cards ===== */
        .caster-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 16px;
        }

        .caster-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .caster-card:hover {
            background: var(--panel-2);
            border-color: var(--border-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .caster-card .caster-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--panel-3);
            border: 2px solid var(--border-light);
            overflow: hidden;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--accent);
        }

        .caster-card .caster-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .caster-card .caster-info {
            flex: 1;
            min-width: 0;
        }

        .caster-card .caster-name {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 2px;
        }

        .caster-card .caster-role {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .caster-card .caster-status {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            flex-shrink: 0;
            box-shadow: 0 0 10px var(--primary-glow);
            animation: pulse-badge 2s infinite;
        }

        .caster-card .caster-status.offline {
            background: var(--text-dim);
            box-shadow: none;
            animation: none;
        }

        /* ===== Data Source Note ===== */
        .data-source-note {
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            margin: 28px 0;
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .data-source-note .note-icon {
            font-size: 1.3rem;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .data-source-note h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-main);
        }

        .data-source-note p {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .data-source-note .note-stats {
            display: flex;
            gap: 16px;
            margin-top: 10px;
            flex-wrap: wrap;
        }

        .data-source-note .note-stats span {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        /* ===== FAQ Section ===== */
        .faq-block {
            margin: 28px 0;
        }

        .faq-block h2 {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            margin: 0 0 18px;
            color: var(--text-main);
        }

        .faq-item {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            list-style: none;
            transition: background var(--transition);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background: var(--panel-2);
        }

        .faq-item summary .faq-icon {
            color: var(--text-dim);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-item .faq-answer {
            padding: 0 20px 16px;
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        /* ===== More Button Area ===== */
        .more-area {
            text-align: center;
            margin: 28px 0;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 0.9rem;
            font-weight: 700;
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .btn-outline:hover,
        .btn-outline:focus-visible {
            background: var(--primary-soft);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

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

        .site-footer .container {
            max-width: var(--max-width);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            max-width: 320px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.9rem;
            font-weight: 700;
            margin: 0 0 14px;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

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

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

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

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

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

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

        .footer-bottom span {
            font-size: 0.78rem;
            color: var(--text-dim);
        }

        /* ===== Bottom Fixed CTA Bar ===== */
        .bottom-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 99;
            background: rgba(12, 14, 18, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-light);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            min-height: var(--bottom-bar-height);
        }

        .bottom-cta-bar .cta-text {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-muted);
        }

        .bottom-cta-bar .cta-close {
            background: transparent;
            border: none;
            color: var(--text-dim);
            font-size: 1.1rem;
            padding: 4px 8px;
            cursor: pointer;
            transition: color var(--transition);
            border-radius: 4px;
        }

        .bottom-cta-bar .cta-close:hover {
            color: var(--text-main);
        }

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

            .featured-match {
                grid-template-columns: 1fr auto 1fr;
                gap: 12px;
                padding: 22px 18px;
            }

            .featured-center .score {
                font-size: 2.2rem;
            }

            .score-row-card {
                grid-template-columns: 36px 1fr auto 1fr 70px 76px;
                gap: 8px;
                padding: 12px 14px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
                --bottom-bar-height: 52px;
            }

            .nav-toggle {
                display: block;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(12, 14, 18, 0.98);
                backdrop-filter: blur(18px);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
            }

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

            .main-nav>li>a {
                padding: 12px 14px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }

            .main-nav>li.active>a::after {
                display: none;
            }

            .nav-cta {
                margin-top: 8px;
                justify-content: center;
                width: 100%;
            }

            .page-head {
                padding: 20px 0 16px;
            }

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

            .filter-bar {
                padding: 12px 14px;
                gap: 10px;
            }

            .filter-divider {
                display: none;
            }

            .featured-match {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 16px;
                padding: 20px 16px;
            }

            .featured-match .match-tag {
                position: static;
                align-self: center;
            }

            .featured-center {
                order: -1;
            }

            .featured-center .score-row {
                justify-content: center;
            }

            .featured-center .score {
                font-size: 2.8rem;
            }

            .featured-team {
                flex-direction: row;
                justify-content: center;
                gap: 12px;
            }

            .featured-team .team-avatar {
                width: 48px;
                height: 48px;
                font-size: 1.2rem;
            }

            .score-row-card {
                grid-template-columns: 1fr 1fr;
                gap: 6px 10px;
                padding: 12px 14px;
            }

            .score-row-card .game-icon {
                width: 32px;
                height: 32px;
                font-size: 0.8rem;
                grid-column: 1;
            }

            .score-row-card .team-cell {
                font-size: 0.82rem;
                grid-column: 2;
            }

            .score-row-card .score-display {
                font-size: 1.1rem;
                grid-column: 1 / -1;
                text-align: center;
            }

            .score-row-card .match-time {
                font-size: 0.75rem;
                grid-column: 1 / -1;
                text-align: center;
            }

            .score-row-card .status-tag {
                grid-column: 1 / -1;
                justify-self: center;
            }

            .alert-bar {
                padding: 18px 16px;
                flex-direction: column;
                align-items: flex-start;
            }

            .alert-bar .alert-form {
                width: 100%;
            }

            .alert-bar .alert-form input {
                flex: 1;
                min-width: auto;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }

            .bottom-cta-bar {
                padding: 8px 14px;
                gap: 8px;
            }

            .bottom-cta-bar .cta-text {
                font-size: 0.78rem;
            }

            .bottom-cta-bar .btn-primary,
            .bottom-cta-bar .btn-secondary {
                padding: 8px 14px;
                font-size: 0.78rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .page-head h1 {
                font-size: 1.3rem;
            }

            .featured-match {
                padding: 16px 12px;
            }

            .featured-center .score {
                font-size: 2.2rem;
                min-width: 36px;
            }

            .score-row-card {
                padding: 10px 12px;
            }

            .alert-bar {
                padding: 14px 12px;
            }

            .alert-bar .alert-form {
                flex-direction: column;
                gap: 8px;
            }

            .alert-bar .alert-form input {
                width: 100%;
            }

            .data-source-note {
                padding: 14px 16px;
                flex-direction: column;
                gap: 8px;
            }

            .data-source-note .note-stats {
                gap: 8px;
                flex-wrap: wrap;
            }

            .faq-item summary {
                padding: 12px 14px;
                font-size: 0.85rem;
            }

            .faq-item .faq-answer {
                padding: 0 14px 12px;
                font-size: 0.82rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-base: #0C0E12;
            --bg-deep: #08090C;
            --panel: #13161C;
            --panel-2: #181C24;
            --panel-3: #1F242D;
            --primary: #C8FF3D;
            --primary-soft: rgba(200, 255, 61, 0.12);
            --primary-glow: rgba(200, 255, 61, 0.35);
            --accent: #00E5FF;
            --accent-soft: rgba(0, 229, 255, 0.10);
            --danger: #FF4D6A;
            --danger-soft: rgba(255, 77, 106, 0.14);
            --text-main: #F5F7FA;
            --text-muted: #9AA3B2;
            --text-dim: #6B7280;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
            --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 62px;
            --bottom-bar-height: 0px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-base);
            padding-bottom: var(--bottom-bar-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        a:hover,
        a:focus-visible {
            color: var(--primary);
            outline: none;
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(12, 14, 18, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: var(--header-height);
            max-width: 1200px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-main);
            letter-spacing: -0.01em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #0C0E12;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 0.9rem;
            flex-shrink: 0;
            letter-spacing: -0.03em;
            transition: background var(--transition);
        }

        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }

        .brand-logo .logo-text .logo-main {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        .brand-logo .logo-text .logo-sub {
            font-size: 0.65rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.06em;
        }

        .brand-logo:hover .logo-badge {
            background: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .main-nav::-webkit-scrollbar {
            display: none;
        }

        .main-nav>li {
            position: relative;
            flex-shrink: 0;
        }

        .main-nav>li>a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 12px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .main-nav>li>a:hover,
        .main-nav>li>a:focus-visible {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.06);
        }

        .main-nav>li.active>a {
            color: var(--primary);
            background: var(--primary-soft);
        }

        .main-nav .nav-badge {
            display: inline-flex;
            align-items: center;
            padding: 1px 6px;
            font-size: 0.62rem;
            font-weight: 700;
            background: var(--danger);
            color: #fff;
            border-radius: 20px;
            letter-spacing: 0.05em;
            animation: livePulse 2s ease-in-out infinite;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: var(--primary);
            color: #0C0E12;
            font-weight: 700;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
            border: none;
            white-space: nowrap;
            flex-shrink: 0;
            transition: background var(--transition), transform var(--transition);
        }

        .nav-cta:hover,
        .nav-cta:focus-visible {
            background: var(--accent);
            color: #0C0E12;
            transform: translateY(-1px);
        }

        @keyframes livePulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.55;
            }
        }

        /* ===== Breadcrumb / Category Header ===== */
        .category-header {
            background: linear-gradient(180deg, #0C0E12 0%, #0A0D12 100%);
            padding: 28px 0 32px;
            border-bottom: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }

        .category-header::after {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(200, 255, 61, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text-dim);
            margin-bottom: 14px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            font-weight: 500;
        }

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

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

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

        .category-header h1 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 10px;
            color: var(--text-main);
            line-height: 1.25;
        }

        .category-header .header-desc {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin: 0;
            line-height: 1.7;
        }

        .header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 14px;
            flex-wrap: wrap;
        }

        .header-meta .meta-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.78rem;
            color: var(--text-muted);
            background: var(--panel);
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid var(--border);
        }

        .header-meta .meta-tag i {
            color: var(--accent);
            font-size: 0.7rem;
        }

        /* ===== Filter Toolbar ===== */
        .filter-toolbar {
            background: var(--panel);
            padding: 14px 20px;
            border-radius: var(--radius-md);
            margin: 24px 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border: 1px solid var(--border);
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-group .filter-label {
            font-size: 0.8rem;
            color: var(--text-dim);
            font-weight: 600;
            margin-right: 4px;
        }

        .filter-btn {
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            background: transparent;
            border: 1px solid var(--border);
            border-radius: 20px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-btn:hover {
            color: var(--text-main);
            border-color: var(--border-light);
            background: rgba(255, 255, 255, 0.05);
        }

        .filter-btn.active {
            color: #0C0E12;
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 700;
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== Main Sections ===== */
        main {
            padding: 0;
        }

        .page-section {
            padding: 56px 0;
            position: relative;
        }

        .page-section+.page-section {
            border-top: 1px solid var(--border);
        }

        .section-head {
            margin-bottom: 32px;
        }

        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: 1.65rem;
            font-weight: 800;
            letter-spacing: -0.015em;
            margin: 0 0 8px;
            color: var(--text-main);
            line-height: 1.3;
        }

        .section-head p {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin: 0;
            max-width: 620px;
            line-height: 1.7;
        }

        /* ===== Timeline Section ===== */
        .timeline-wrapper {
            position: relative;
            padding-left: 32px;
        }

        .timeline-wrapper::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(180deg, var(--border-light), var(--border), var(--border));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 20px;
            padding-left: 24px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 18px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--panel-2);
            border: 2px solid var(--border-light);
            transition: all var(--transition);
            z-index: 1;
        }

        .timeline-item.upcoming::before {
            border-color: var(--accent);
            background: var(--accent-soft);
        }

        .timeline-item.live::before {
            border-color: var(--danger);
            background: var(--danger-soft);
            box-shadow: 0 0 12px rgba(255, 77, 106, 0.4);
            animation: timelinePulse 1.8s ease-in-out infinite;
        }

        .timeline-item.completed::before {
            border-color: var(--text-dim);
            background: var(--panel-3);
        }

        @keyframes timelinePulse {
            0%,
            100% {
                box-shadow: 0 0 8px rgba(255, 77, 106, 0.3);
            }
            50% {
                box-shadow: 0 0 18px rgba(255, 77, 106, 0.6);
            }
        }

        .timeline-time {
            font-family: var(--font-mono);
            font-size: 0.82rem;
            color: var(--text-dim);
            font-weight: 500;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .timeline-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

        .timeline-card .match-info {
            display: flex;
            align-items: center;
            gap: 10px;
            flex: 1;
            min-width: 200px;
        }

        .timeline-card .match-game {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .timeline-card .match-teams {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            letter-spacing: 0.01em;
        }

        .timeline-card .match-status {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }

        .timeline-card .match-status.upcoming {
            color: var(--accent);
            background: var(--accent-soft);
        }

        .timeline-card .match-status.live {
            color: #fff;
            background: var(--danger);
            animation: livePulse 2s ease-in-out infinite;
        }

        .timeline-card .match-status.completed {
            color: var(--text-dim);
            background: var(--panel-3);
        }

        .timeline-card .match-action {
            flex-shrink: 0;
        }

        /* ===== Countdown Card ===== */
        .countdown-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            margin-bottom: 24px;
        }

        .countdown-card .countdown-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            z-index: 0;
        }

        .countdown-card .countdown-content {
            position: relative;
            z-index: 1;
            padding: 28px 30px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            background: rgba(12, 14, 18, 0.72);
        }

        .countdown-card .cd-left {
            flex: 1;
            min-width: 220px;
        }

        .countdown-card .cd-label {
            font-size: 0.72rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 6px;
        }

        .countdown-card .cd-title {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }

        .countdown-card .cd-sub {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .countdown-card .cd-timer {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
        }

        .countdown-card .cd-unit {
            background: rgba(12, 14, 18, 0.8);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            min-width: 56px;
        }

        .countdown-card .cd-num {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }

        .countdown-card .cd-unit-label {
            font-size: 0.62rem;
            color: var(--text-dim);
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }

        /* ===== Matchup Cards ===== */
        .matchup-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .matchup-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

        .matchup-card .matchup-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }

        .matchup-card .matchup-league {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 3px 10px;
            border-radius: 20px;
            letter-spacing: 0.04em;
        }

        .matchup-card .matchup-time {
            font-family: var(--font-mono);
            font-size: 0.78rem;
            color: var(--text-dim);
        }

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

        .matchup-card .team {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            flex: 1;
            text-align: center;
        }

        .matchup-card .team-logo {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-size: cover;
            background-position: center;
            border: 2px solid var(--border-light);
            overflow: hidden;
            flex-shrink: 0;
        }

        .matchup-card .team-name {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
        }

        .matchup-card .team-record {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            color: var(--text-dim);
            letter-spacing: 0.03em;
        }

        .matchup-card .vs-divider {
            font-family: var(--font-mono);
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            flex-shrink: 0;
            padding: 0 6px;
        }

        .matchup-card .matchup-footer {
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .matchup-card .matchup-stage {
            font-size: 0.72rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        .matchup-card .matchup-odds {
            font-family: var(--font-mono);
            font-size: 0.72rem;
            color: var(--text-dim);
        }

        /* ===== Standings Summary ===== */
        .standings-table {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }

        .standings-table .standings-row {
            display: grid;
            grid-template-columns: 48px 1fr 80px 80px 70px;
            align-items: center;
            gap: 10px;
            padding: 12px 18px;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }

        .standings-table .standings-row:last-child {
            border-bottom: none;
        }

        .standings-table .standings-row:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .standings-table .standings-row.header-row {
            background: var(--panel-2);
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-dim);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            padding: 10px 18px;
        }

        .standings-table .rank {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-muted);
        }

        .standings-table .rank.top1 {
            color: var(--primary);
        }

        .standings-table .rank.top2 {
            color: var(--accent);
        }

        .standings-table .rank.top3 {
            color: #FF9F43;
        }

        .standings-table .team-cell {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-main);
        }

        .standings-table .team-cell .mini-logo {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-size: cover;
            background-position: center;
            border: 1px solid var(--border-light);
            flex-shrink: 0;
        }

        .standings-table .stat {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            text-align: center;
        }

        .standings-table .stat.highlight {
            color: var(--text-main);
            font-weight: 600;
        }

        /* ===== Format Cards ===== */
        .format-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }

        .format-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: border-color var(--transition), transform var(--transition);
        }

        .format-card:hover {
            border-color: var(--border-light);
            transform: translateY(-2px);
        }

        .format-card .format-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--primary-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1rem;
            margin-bottom: 12px;
        }

        .format-card h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .format-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Subscribe Box ===== */
        .subscribe-box {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 30px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }

        .subscribe-box .sub-left {
            flex: 1;
            min-width: 240px;
        }

        .subscribe-box .sub-left h2 {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 6px;
            letter-spacing: -0.01em;
        }

        .subscribe-box .sub-left p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .subscribe-box .sub-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .subscribe-box .sub-form input {
            padding: 10px 16px;
            font-size: 0.85rem;
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            color: var(--text-main);
            min-width: 220px;
            transition: border-color var(--transition);
            font-family: var(--font-body);
        }

        .subscribe-box .sub-form input::placeholder {
            color: var(--text-dim);
        }

        .subscribe-box .sub-form input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px var(--primary-soft);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 10px 20px;
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #0C0E12;
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--accent);
            color: #0C0E12;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--border-light);
        }

        .btn-outline:hover,
        .btn-outline:focus-visible {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 0.78rem;
        }

        /* ===== More Link ===== */
        .more-link-wrap {
            margin-top: 28px;
            text-align: center;
        }

        .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-size: 0.88rem;
            font-weight: 700;
            color: var(--primary);
            background: var(--primary-soft);
            border: 1px solid rgba(200, 255, 61, 0.25);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .more-link:hover,
        .more-link:focus-visible {
            background: var(--primary);
            color: #0C0E12;
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
            padding: 48px 0 32px;
            margin-top: 0;
        }

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

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 14px 0 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 14px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

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

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

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

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

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.75rem;
            color: var(--text-dim);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .category-header h1 {
                font-size: 1.9rem;
            }

            .page-section {
                padding: 44px 0;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }

            .site-header .container {
                gap: 10px;
            }

            .brand-logo .logo-text .logo-sub {
                display: none;
            }

            .brand-logo .logo-text .logo-main {
                font-size: 0.95rem;
            }

            .nav-cta {
                padding: 6px 12px;
                font-size: 0.75rem;
            }

            .main-nav>li>a {
                padding: 6px 10px;
                font-size: 0.8rem;
            }

            .main-nav .nav-badge {
                font-size: 0.55rem;
                padding: 1px 4px;
            }

            .category-header {
                padding: 20px 0 24px;
            }

            .category-header h1 {
                font-size: 1.6rem;
            }

            .category-header .header-desc {
                font-size: 0.88rem;
            }

            .filter-toolbar {
                padding: 12px 14px;
                margin: 16px 0 20px;
            }

            .timeline-wrapper {
                padding-left: 24px;
            }

            .timeline-wrapper::before {
                left: 6px;
            }

            .timeline-item {
                padding-left: 16px;
            }

            .timeline-item::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }

            .timeline-card {
                padding: 12px 14px;
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .timeline-card .match-info {
                min-width: 0;
            }

            .countdown-card .countdown-content {
                padding: 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .countdown-card .cd-timer {
                width: 100%;
                justify-content: space-between;
            }

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

            .standings-table .standings-row {
                grid-template-columns: 36px 1fr 60px 50px;
                gap: 6px;
                padding: 10px 12px;
            }

            .standings-table .standings-row .stat:nth-child(5) {
                display: none;
            }

            .standings-table .standings-row.header-row span:nth-child(5) {
                display: none;
            }

            .subscribe-box {
                padding: 20px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-box .sub-form {
                width: 100%;
            }

            .subscribe-box .sub-form input {
                flex: 1;
                min-width: 0;
            }

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

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

            .page-section {
                padding: 36px 0;
            }

            .section-head h2 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .brand-logo .logo-text .logo-main {
                font-size: 0.82rem;
            }

            .brand-logo .logo-badge {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }

            .nav-cta {
                display: none;
            }

            .main-nav>li>a {
                padding: 5px 8px;
                font-size: 0.72rem;
            }

            .category-header h1 {
                font-size: 1.35rem;
            }

            .timeline-wrapper {
                padding-left: 20px;
            }

            .timeline-item::before {
                left: -19px;
                width: 8px;
                height: 8px;
            }

            .countdown-card .cd-unit {
                min-width: 44px;
                padding: 8px 10px;
            }

            .countdown-card .cd-num {
                font-size: 1.2rem;
            }

            .filter-btn {
                padding: 4px 10px;
                font-size: 0.72rem;
            }

            .matchup-card .matchup-body {
                flex-direction: column;
                gap: 6px;
            }

            .matchup-card .vs-divider {
                font-size: 0.9rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-base: #0C0E12;
            --bg-deep: #08090C;
            --panel: #13161C;
            --panel-2: #181C24;
            --panel-3: #1F242D;
            --primary: #C8FF3D;
            --primary-soft: rgba(200, 255, 61, 0.12);
            --primary-glow: rgba(200, 255, 61, 0.35);
            --accent: #00E5FF;
            --accent-soft: rgba(0, 229, 255, 0.10);
            --danger: #FF4D6A;
            --danger-soft: rgba(255, 77, 106, 0.14);
            --text-main: #F5F7FA;
            --text-muted: #9AA3B2;
            --text-dim: #6B7280;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
            --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 68px;
            --bottom-bar-height: 64px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-tap-highlight-color: transparent;
        }
        body {
            margin: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-base);
            padding-bottom: var(--bottom-bar-height);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition), opacity var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--primary);
            outline: none;
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        /* Header / Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(12, 14, 18, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            height: var(--header-height);
            max-width: 1200px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            color: var(--text-main);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .brand-logo .logo-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #0C0E12;
            border-radius: var(--radius-sm);
            font-weight: 900;
            font-size: 0.9rem;
            flex-shrink: 0;
            letter-spacing: -0.03em;
        }
        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }
        .brand-logo .logo-text .logo-main {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }
        .brand-logo .logo-text .logo-sub {
            font-size: 0.65rem;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.06em;
        }
        .brand-logo:hover {
            color: var(--text-main);
        }
        .brand-logo:hover .logo-badge {
            background: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav > li {
            position: relative;
        }
        .main-nav > li > a {
            display: flex;
            align-items: center;
            gap: 5px;
            padding: 8px 12px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-muted);
            border-radius: var(--radius-sm);
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .main-nav > li > a:hover,
        .main-nav > li > a:focus-visible {
            color: var(--text-main);
            background: var(--panel-2);
        }
        .main-nav > li.active > a {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .main-nav > li.active > a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.6rem;
            font-weight: 800;
            padding: 2px 6px;
            border-radius: 20px;
            background: var(--danger);
            color: #fff;
            letter-spacing: 0.04em;
            line-height: 1.2;
        }
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            align-items: flex-end;
        }
        .mobile-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .mobile-toggle span:nth-child(2) {
            width: 16px;
        }
        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            padding-top: 10px;
            padding-bottom: 10px;
            font-size: 0.8rem;
            color: var(--text-dim);
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
        }
        .breadcrumb-bar a:hover {
            color: var(--primary);
        }
        .breadcrumb-bar .sep {
            color: var(--text-dim);
            font-size: 0.7rem;
        }
        .breadcrumb-bar .current {
            color: var(--text-muted);
            font-weight: 500;
        }
        /* Category Header */
        .category-header {
            background: var(--bg-deep);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }
        .category-header .container {
            max-width: 1200px;
        }
        .category-header h1 {
            font-size: 2rem;
            font-weight: 800;
            margin: 0 0 10px;
            letter-spacing: -0.01em;
            color: var(--text-main);
            line-height: 1.3;
        }
        .category-header .cat-summary {
            font-size: 0.95rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
            margin: 0;
        }
        /* Filter Tags */
        .filter-bar {
            background: var(--panel);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
            position: sticky;
            top: var(--header-height);
            z-index: 50;
        }
        .filter-bar .container {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            max-width: 1200px;
        }
        .filter-bar .filter-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--text-muted);
            background: var(--panel-2);
            border: 1px solid var(--border);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-tag:hover {
            color: var(--text-main);
            border-color: var(--border-light);
            background: var(--panel-3);
        }
        .filter-tag.active {
            color: #0C0E12;
            background: var(--primary);
            border-color: var(--primary);
            font-weight: 700;
        }
        .filter-tag .tag-count {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--text-dim);
            background: rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            padding: 0 6px;
        }
        .filter-tag.active .tag-count {
            color: #0C0E12;
            background: rgba(0, 0, 0, 0.2);
        }
        /* Section Base */
        .section {
            padding: 60px 0;
        }
        .section-tight {
            padding: 40px 0;
        }
        .section-alt {
            background: var(--bg-deep);
        }
        .section-title {
            font-size: 1.4rem;
            font-weight: 800;
            margin: 0 0 8px;
            letter-spacing: -0.01em;
            color: var(--text-main);
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0 0 28px;
            line-height: 1.7;
        }
        /* Featured Guide Card */
        .featured-guide {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 0;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .featured-guide:hover {
            border-color: var(--primary-glow);
            box-shadow: var(--shadow-lg);
        }
        .featured-guide .guide-image {
            position: relative;
            min-height: 320px;
            overflow: hidden;
            background: var(--panel-2);
        }
        .featured-guide .guide-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }
        .featured-guide:hover .guide-image img {
            transform: scale(1.03);
        }
        .featured-guide .guide-image .image-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8,9,12,0.1) 30%, rgba(8,9,12,0.75) 100%);
        }
        .featured-guide .guide-image .featured-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            padding: 6px 12px;
            font-size: 0.7rem;
            font-weight: 800;
            color: #0C0E12;
            background: var(--primary);
            border-radius: 20px;
            letter-spacing: 0.04em;
            z-index: 2;
        }
        .featured-guide .guide-content {
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-guide .guide-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.75rem;
            color: var(--text-dim);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .featured-guide .guide-meta .meta-tag {
            padding: 3px 10px;
            font-size: 0.7rem;
            font-weight: 700;
            background: var(--accent-soft);
            color: var(--accent);
            border-radius: 12px;
        }
        .featured-guide h2 {
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0 0 10px;
            color: var(--text-main);
            letter-spacing: -0.01em;
            line-height: 1.4;
        }
        .featured-guide p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 16px;
        }
        .featured-guide .guide-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--primary);
            transition: color var(--transition), gap var(--transition);
        }
        .featured-guide .guide-link:hover {
            color: var(--accent);
            gap: 10px;
        }
        /* Guide List - Horizontal Cards */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .guide-card {
            display: grid;
            grid-template-columns: 200px 1fr;
            gap: 20px;
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            padding: 0;
            transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
        }
        .guide-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .guide-card .card-image {
            position: relative;
            min-height: 130px;
            overflow: hidden;
            background: var(--panel-2);
        }
        .guide-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }
        .guide-card:hover .card-image img {
            transform: scale(1.04);
        }
        .guide-card .card-content {
            padding: 16px 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.72rem;
            color: var(--text-dim);
            margin-bottom: 6px;
            flex-wrap: wrap;
        }
        .guide-card .card-meta .meta-tag {
            padding: 2px 8px;
            font-size: 0.68rem;
            font-weight: 700;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 10px;
        }
        .guide-card .card-meta .meta-tag.accent {
            background: var(--accent-soft);
            color: var(--accent);
        }
        .guide-card h3 {
            font-size: 0.98rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .guide-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0 0 8px;
        }
        .guide-card .card-link {
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition), gap var(--transition);
        }
        .guide-card .card-link:hover {
            color: var(--primary);
            gap: 8px;
        }
        /* Version Update */
        .version-update {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .version-card {
            background: var(--panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .version-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .version-card .version-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.72rem;
            font-weight: 700;
            color: #0C0E12;
            background: var(--primary);
            border-radius: 12px;
            padding: 3px 10px;
            margin-bottom: 10px;
        }
        .version-card .version-badge.accent-bg {
            background: var(--accent);
        }
        .version-card h3 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-main);
        }
        .version-card p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        /* Submit Entry */
        .submit-entry {
            background: var(--panel);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            text-align: left;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }
        .submit-entry .submit-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: var(--radius-md);
            font-size: 1.6rem;
        }
        .submit-entry .submit-text {
            flex: 1;
            min-width: 200px;
        }
        .submit-entry h3 {
            font-size: 1.05rem;
            font-weight: 800;
            margin: 0 0 4px;
            color: var(--text-main);
        }
        .submit-entry p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background: var(--primary);
            color: #0C0E12;
        }
        .btn-primary:hover {
            background: #d8ff5e;
            color: #0C0E12;
            box-shadow: 0 4px 16px rgba(200, 255, 61, 0.25);
        }
        .btn-outline {
            background: transparent;
            color: var(--accent);
            border: 1px solid var(--accent);
        }
        .btn-outline:hover {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
        }
        /* Subscribe Form */
        .subscribe-section {
            background: var(--bg-deep);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .subscribe-section .subscribe-text {
            flex: 1;
            min-width: 220px;
        }
        .subscribe-section h3 {
            font-size: 1.1rem;
            font-weight: 800;
            margin: 0 0 4px;
            color: var(--text-main);
        }
        .subscribe-section p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .subscribe-form input[type="email"] {
            background: var(--panel-2);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            color: var(--text-main);
            font-size: 0.85rem;
            font-family: var(--font-body);
            min-width: 240px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-dim);
        }
        .subscribe-form input[type="email"]:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-soft);
        }
        /* More link */
        .more-link-row {
            text-align: center;
            margin-top: 24px;
        }
        .more-link-row a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }
        .more-link-row a:hover {
            color: var(--primary);
            border-color: var(--primary);
            background: var(--primary-soft);
        }
        /* Footer */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border);
            padding: 44px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-brand p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 10px 0 0;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding-top: 18px;
            border-top: 1px solid var(--border);
            font-size: 0.75rem;
            color: var(--text-dim);
        }
        .footer-bottom .copyright {
            color: var(--text-dim);
        }
        /* Bottom fixed bar */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background: rgba(19, 22, 28, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-top: 1px solid var(--border-light);
            padding: 10px 0;
            height: var(--bottom-bar-height);
            display: flex;
            align-items: center;
        }
        .bottom-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            max-width: 1200px;
            width: 100%;
        }
        .bottom-bar .bar-text {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--text-main);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .bottom-bar .bar-text .highlight {
            color: var(--primary);
            font-weight: 800;
        }
        .bottom-bar .bar-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .bar-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 0.78rem;
            font-weight: 700;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }
        .bar-btn-primary {
            background: var(--primary);
            color: #0C0E12;
        }
        .bar-btn-primary:hover {
            background: #d8ff5e;
            box-shadow: 0 4px 14px rgba(200, 255, 61, 0.25);
        }
        .bar-btn-close {
            background: transparent;
            color: var(--text-muted);
            font-size: 1rem;
            padding: 8px 10px;
        }
        .bar-btn-close:hover {
            color: var(--text-main);
            background: var(--panel-2);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .featured-guide {
                grid-template-columns: 1fr;
            }
            .featured-guide .guide-image {
                min-height: 220px;
            }
            .version-update {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
                --bottom-bar-height: 50px;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                align-items: stretch;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(12, 14, 18, 0.98);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
                border-bottom: 1px solid var(--border);
                padding: 12px 20px;
                gap: 2px;
                z-index: 99;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav > li > a {
                padding: 10px 12px;
                font-size: 0.9rem;
            }
            .main-nav > li.active > a::after {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .category-header h1 {
                font-size: 1.5rem;
            }
            .section {
                padding: 40px 0;
            }
            .guide-card {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .guide-card .card-image {
                min-height: 160px;
            }
            .guide-card .card-content {
                padding: 14px 16px;
            }
            .submit-entry,
            .subscribe-section {
                padding: 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .subscribe-form input[type="email"] {
                min-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .bottom-bar .bar-text {
                font-size: 0.75rem;
            }
            .bar-btn {
                padding: 6px 12px;
                font-size: 0.72rem;
            }
            .filter-bar {
                top: var(--header-height);
                padding: 10px 0;
            }
            .filter-bar .container {
                gap: 6px;
            }
            .filter-tag {
                padding: 5px 10px;
                font-size: 0.72rem;
            }
        }
        @media (max-width: 520px) {
            .brand-logo .logo-text .logo-main {
                font-size: 0.9rem;
            }
            .brand-logo .logo-text .logo-sub {
                font-size: 0.6rem;
            }
            .category-header {
                padding: 28px 0;
            }
            .category-header h1 {
                font-size: 1.3rem;
            }
            .featured-guide .guide-content {
                padding: 20px;
            }
            .featured-guide h2 {
                font-size: 1.1rem;
            }
            .guide-card {
                border-radius: var(--radius-sm);
            }
            .bottom-bar .bar-actions .bar-btn:not(.bar-btn-primary) {
                display: none;
            }
        }

/* roulang page: category3 */
:root {
      --bg-base: #0C0E12;
      --bg-deep: #08090C;
      --panel: #13161C;
      --panel-2: #181C24;
      --panel-3: #1F242D;
      --primary: #C8FF3D;
      --primary-soft: rgba(200, 255, 61, 0.12);
      --primary-glow: rgba(200, 255, 61, 0.35);
      --accent: #00E5FF;
      --accent-soft: rgba(0, 229, 255, 0.10);
      --danger: #FF4D6A;
      --danger-soft: rgba(255, 77, 106, 0.14);
      --text-main: #F5F7FA;
      --text-muted: #9AA3B2;
      --text-dim: #6B7280;
      --border: rgba(255, 255, 255, 0.08);
      --border-light: rgba(255, 255, 255, 0.14);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-xl: 20px;
      --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
      --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
      --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
      --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
      --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
      --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
      --max-width: 1200px;
      --header-height: 68px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      -webkit-tap-highlight-color: transparent;
    }

    body {
      margin: 0;
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.8;
      color: var(--text-main);
      background: var(--bg-base);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }

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

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

    a:hover,
    a:focus-visible {
      color: var(--primary);
      outline: none;
    }

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

    button {
      font-family: inherit;
      cursor: pointer;
    }

    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(12, 14, 18, 0.92);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--border);
    }

    .site-header .container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      height: var(--header-height);
      max-width: 1200px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.15rem;
      color: var(--text-main);
      letter-spacing: -0.01em;
      white-space: nowrap;
    }

    .brand-logo .logo-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      background: var(--primary);
      color: #0C0E12;
      border-radius: var(--radius-sm);
      font-weight: 900;
      font-size: 0.9rem;
      flex-shrink: 0;
      letter-spacing: -0.03em;
    }

    .brand-logo .logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.25;
    }

    .brand-logo .logo-text .logo-main {
      font-size: 1.05rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.01em;
    }

    .brand-logo .logo-text .logo-sub {
      font-size: 0.65rem;
      font-weight: 500;
      color: var(--text-muted);
      letter-spacing: 0.06em;
    }

    .brand-logo:hover {
      color: var(--text-main);
    }

    .brand-logo:hover .logo-badge {
      background: var(--accent);
    }

    .main-nav-wrapper {
      display: flex;
      align-items: center;
    }

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

    .main-nav > li {
      position: relative;
    }

    .main-nav > li > a {
      display: flex;
      align-items: center;
      gap: 5px;
      padding: 8px 12px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text-muted);
      border-radius: var(--radius-sm);
      transition: color var(--transition), background var(--transition);
      white-space: nowrap;
      letter-spacing: 0.01em;
    }

    .main-nav > li > a:hover,
    .main-nav > li > a:focus-visible {
      color: var(--text-main);
      background: var(--panel-2);
    }

    .main-nav > li.active > a {
      color: var(--primary);
      background: var(--primary-soft);
    }

    .nav-badge {
      display: inline-flex;
      align-items: center;
      padding: 2px 6px;
      font-size: 0.65rem;
      font-weight: 800;
      color: #0C0E12;
      background: var(--primary);
      border-radius: 20px;
      letter-spacing: 0.04em;
    }

    .nav-toggle {
      display: none;
      background: transparent;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      color: var(--text-main);
      padding: 8px 12px;
      font-size: 1.1rem;
      transition: background var(--transition), border-color var(--transition);
    }

    .nav-toggle:hover {
      background: var(--panel-2);
      border-color: var(--border-light);
    }

    /* ===== Page Head ===== */
    .page-head {
      padding: 40px 0 32px;
      background: var(--bg-deep);
      border-bottom: 1px solid var(--border);
    }

    .page-head .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-bottom: 16px;
    }

    .page-head .breadcrumb a {
      color: var(--text-muted);
    }

    .page-head .breadcrumb a:hover {
      color: var(--primary);
    }

    .page-head h1 {
      font-family: var(--font-heading);
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.3;
    }

    .page-head .lead {
      font-size: 1rem;
      color: var(--text-muted);
      max-width: 800px;
      line-height: 1.8;
    }

    /* ===== Filter Toolbar ===== */
    .filter-toolbar {
      padding: 24px 0;
      background: var(--panel);
      border-bottom: 1px solid var(--border);
    }

    .filter-tabs {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .filter-tab {
      padding: 10px 22px;
      background: var(--panel-2);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      color: var(--text-muted);
      font-weight: 600;
      font-size: 0.9rem;
      transition: all var(--transition);
    }

    .filter-tab:hover {
      color: var(--text-main);
      border-color: var(--border-light);
      background: var(--panel-3);
    }

    .filter-tab.active {
      background: var(--primary-soft);
      border-color: var(--primary);
      color: var(--primary);
    }

    /* ===== Ranking Board ===== */
    .ranking-section {
      padding: 40px 0;
    }

    .ranking-panel {
      display: none;
    }

    .ranking-panel.active {
      display: block;
    }

    .ranking-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .ranking-card {
      display: grid;
      grid-template-columns: 60px 1fr auto;
      align-items: center;
      gap: 18px;
      padding: 16px 20px;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

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

    .rank-number {
      font-family: var(--font-mono);
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--primary);
      text-align: center;
    }

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

    .rank-info {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .rank-name {
      font-weight: 700;
      font-size: 1rem;
      color: var(--text-main);
    }

    .rank-meta {
      font-size: 0.8rem;
      color: var(--text-muted);
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    .rank-bar {
      height: 6px;
      background: var(--panel-3);
      border-radius: 20px;
      overflow: hidden;
      width: 100%;
    }

    .rank-bar-fill {
      height: 100%;
      background: var(--primary);
      border-radius: 20px;
    }

    .rank-bar-fill.accent {
      background: var(--accent);
    }

    .rank-bar-fill.danger {
      background: var(--danger);
    }

    /* ===== Trend Chart ===== */
    .trend-section {
      padding: 40px 0;
      background: var(--bg-deep);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .trend-chart {
      display: flex;
      align-items: flex-end;
      gap: 8px;
      height: 200px;
      padding: 16px 0;
    }

    .trend-bar {
      flex: 1;
      background: var(--primary-soft);
      border-radius: 6px 6px 0 0;
      position: relative;
      min-width: 20px;
      transition: background var(--transition);
    }

    .trend-bar:hover {
      background: var(--primary-glow);
    }

    .trend-bar.accent {
      background: var(--accent-soft);
    }

    .trend-bar.accent:hover {
      background: rgba(0, 229, 255, 0.30);
    }

    .trend-bar-label {
      position: absolute;
      bottom: -25px;
      left: 50%;
      transform: translateX(-50%);
      font-size: 0.7rem;
      color: var(--text-dim);
      white-space: nowrap;
    }

    /* ===== Version Notes ===== */
    .version-section {
      padding: 40px 0;
    }

    .version-card {
      display: grid;
      grid-template-columns: 180px 1fr;
      gap: 24px;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
    }

    .version-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 140px;
    }

    .version-card-content {
      padding: 24px;
    }

    .version-card-content h3 {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .version-card-content p {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 0;
    }

    .version-tag {
      display: inline-block;
      padding: 4px 10px;
      background: var(--accent-soft);
      color: var(--accent);
      border-radius: 20px;
      font-size: 0.75rem;
      font-weight: 600;
      margin-bottom: 10px;
    }

    /* ===== Guide ===== */
    .guide-section {
      padding: 40px 0;
      background: var(--bg-deep);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

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

    .guide-card {
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: transform var(--transition), border-color var(--transition);
    }

    .guide-card:hover {
      transform: translateY(-3px);
      border-color: var(--border-light);
    }

    .guide-card .guide-icon {
      width: 40px;
      height: 40px;
      background: var(--primary-soft);
      color: var(--primary);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      margin-bottom: 14px;
    }

    .guide-card h3 {
      font-size: 1.05rem;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .guide-card p {
      color: var(--text-muted);
      font-size: 0.9rem;
      margin-bottom: 0;
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: 40px 0;
    }

    .faq-list {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
    }

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

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

    .faq-question {
      background: var(--panel);
      padding: 18px 24px;
      color: var(--text-main);
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      transition: background var(--transition);
    }

    .faq-question:hover {
      background: var(--panel-2);
    }

    .faq-question.active {
      background: var(--panel-2);
      color: var(--primary);
    }

    .faq-answer {
      display: none;
      padding: 0 24px 18px;
      background: var(--panel);
      color: var(--text-muted);
    }

    .faq-answer.open {
      display: block;
    }

    .faq-icon {
      transition: transform var(--transition);
    }

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

    /* ===== More Section ===== */
    .more-section {
      padding: 40px 0 72px;
    }

    .more-box {
      text-align: center;
      padding: 32px 20px;
      background: var(--panel);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 28px;
      background: var(--primary);
      color: #0C0E12;
      font-weight: 700;
      border-radius: var(--radius-sm);
      border: none;
      transition: background var(--transition), transform var(--transition);
      font-size: 0.95rem;
    }

    .btn:hover {
      background: #b8ee2e;
      color: #0C0E12;
      transform: translateY(-1px);
    }

    .btn:focus-visible {
      outline: 2px solid var(--accent);
      outline-offset: 3px;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--bg-deep);
      border-top: 1px solid var(--border);
      padding: 48px 0 32px;
      margin-top: 0;
    }

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

    .footer-brand p {
      color: var(--text-muted);
      font-size: 0.9rem;
      margin: 12px 0 0;
    }

    .footer-col h4 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 14px;
    }

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

    .footer-col ul li {
      margin-bottom: 10px;
    }

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

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

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

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .guide-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .main-nav-wrapper {
        position: relative;
      }

      .nav-toggle {
        display: inline-flex;
        align-items: center;
        gap: 8px;
      }

      .main-nav {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 12px;
        min-width: 220px;
        box-shadow: var(--shadow-md);
        z-index: 200;
      }

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

      .main-nav > li > a {
        padding: 10px 14px;
      }

      .page-head h1 {
        font-size: 1.6rem;
      }

      .ranking-card {
        grid-template-columns: 44px 1fr auto;
        gap: 12px;
        padding: 14px 16px;
      }

      .rank-number {
        font-size: 1.2rem;
      }

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

      .version-card img {
        height: 200px;
      }

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

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

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

      .filter-tabs {
        gap: 8px;
      }

      .filter-tab {
        padding: 8px 16px;
        font-size: 0.85rem;
        flex: 1;
        text-align: center;
      }

      .trend-chart {
        gap: 4px;
      }

      .ranking-card {
        grid-template-columns: 36px 1fr;
        gap: 10px;
      }

      .rank-number {
        font-size: 1rem;
      }

      .rank-meta {
        gap: 8px;
      }
    }

/* roulang page: category6 */
:root {
 --bg-base: #0C0E12;
 --bg-deep: #08090C;
 --panel: #13161C;
 --panel-2: #181C24;
 --panel-3: #1F242D;
 --primary: #C8FF3D;
 --primary-soft: rgba(200, 255, 61, 0.12);
 --primary-glow: rgba(200, 255, 61, 0.35);
 --accent: #00E5FF;
 --accent-soft: rgba(0, 229, 255, 0.10);
 --danger: #FF4D6A;
 --danger-soft: rgba(255, 77, 106, 0.14);
 --text-main: #F5F7FA;
 --text-muted: #9AA3B2;
 --text-dim: #6B7280;
 --border: rgba(255, 255, 255, 0.08);
 --border-light: rgba(255, 255, 255, 0.14);
 --radius-sm: 8px;
 --radius-md: 12px;
 --radius-lg: 16px;
 --radius-xl: 20px;
 --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
 --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
 --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
 --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
 --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
 --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
 --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
 --max-width: 1200px;
 --header-height: 68px;
 --bottom-bar-height: 64px;
}
/* Reset & Base */
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-tap-highlight-color: transparent; }
body {
 margin: 0;
 font-family: var(--font-body);
 font-size: 16px;
 line-height: 1.8;
 color: var(--text-main);
 background: var(--bg-base);
 padding-bottom: var(--bottom-bar-height);
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition), opacity var(--transition); }
a:hover, a:focus-visible { color: var(--primary); outline: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
button { font-family: inherit; cursor: pointer; }
.container { max-width: var(--max-width); margin: 0 auto; padding-left: 20px; padding-right: 20px; }
/* Header / Nav */
.site-header {
 position: sticky; top: 0; z-index: 100;
 background: rgba(12, 14, 18, 0.88);
 backdrop-filter: blur(18px);
 -webkit-backdrop-filter: blur(18px);
 border-bottom: 1px solid var(--border);
}
.site-header .container {
 display: flex; align-items: center; justify-content: space-between;
 gap: 16px; height: var(--header-height); max-width: 1200px;
}
.brand-logo {
 display: flex; align-items: center; gap: 10px; font-weight: 800;
 font-size: 1.15rem; color: var(--text-main); letter-spacing: -0.01em; white-space: nowrap;
}
.brand-logo .logo-badge {
 display: inline-flex; align-items: center; justify-content: center;
 width: 32px; height: 32px; background: var(--primary); color: #0C0E12;
 border-radius: var(--radius-sm); font-weight: 900; font-size: 0.9rem; flex-shrink: 0; letter-spacing: -0.03em;
}
.brand-logo .logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-logo .logo-text .logo-main { font-size: 1.05rem; font-weight: 800; color: var(--text-main); letter-spacing: -0.01em; }
.brand-logo .logo-text .logo-sub { font-size: 0.65rem; font-weight: 500; color: var(--text-muted); letter-spacing: 0.06em; }
.brand-logo:hover { color: var(--text-main); }
.brand-logo:hover .logo-badge { background: var(--accent); }
.main-nav {
 display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0;
}
.main-nav > li { position: relative; }
.main-nav > li > a {
 display: flex; align-items: center; gap: 5px; padding: 8px 12px;
 font-size: 0.9rem; font-weight: 600; color: var(--text-muted);
 border-radius: var(--radius-sm); transition: color var(--transition), background var(--transition);
 white-space: nowrap; letter-spacing: 0.01em;
}
.main-nav > li > a:hover,
.main-nav > li > a:focus-visible { color: var(--text-main); background: var(--panel-3); }
.main-nav > li.active > a { color: var(--primary); background: var(--primary-soft); }
.main-nav .nav-badge {
 display: inline-flex; align-items: center; padding: 2px 6px; border-radius: 20px;
 background: var(--danger); color: #fff; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.02em;
 animation: pulse-badge 1.8s infinite;
}
@keyframes pulse-badge { 0%, 100% { opacity: 1; } 50% { opacity: 0.55; } }
.nav-cta {
 display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px;
 background: var(--primary); color: #0C0E12; font-size: 0.85rem; font-weight: 800;
 border-radius: var(--radius-sm); transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.nav-cta:hover { background: #ddff75; color: #0C0E12; transform: translateY(-1px); box-shadow: 0 6px 18px var(--primary-glow); }
.nav-cta i { font-size: 0.8rem; }
/* Mobile Nav Toggle */
.nav-toggle {
 display: none; background: transparent; border: 0; color: var(--text-main);
 font-size: 1.4rem; padding: 6px 8px; cursor: pointer; border-radius: var(--radius-sm);
}
.nav-toggle:hover { background: var(--panel-3); color: var(--primary); }
@media (max-width: 900px) {
 .nav-toggle { display: inline-block; }
 .main-nav {
   position: absolute; top: var(--header-height); right: 0; left: 0;
   flex-direction: column; align-items: stretch; gap: 0;
   background: rgba(12, 14, 18, 0.98); backdrop-filter: blur(18px);
   border-bottom: 1px solid var(--border); max-height: 0; overflow: hidden;
   transition: max-height 0.3s ease; display: flex;
 }
 .main-nav.open { max-height: 520px; }
 .main-nav > li > a { padding: 12px 20px; border-bottom: 1px solid var(--border); border-radius: 0; }
 .nav-cta { margin: 12px 20px 16px; justify-content: center; }
}
/* Page Header */
.page-header {
 background: linear-gradient(135deg, rgba(200,255,61,0.04), rgba(0,229,255,0.04));
 border-bottom: 1px solid var(--border);
 padding: 40px 0 32px;
}
.breadcrumb {
 display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
 font-size: 0.85rem; color: var(--text-dim); margin-bottom: 12px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb i { font-size: 0.7rem; color: var(--text-dim); }
.page-header h1 {
 font-family: var(--font-heading); font-size: 2.2rem; font-weight: 800;
 letter-spacing: -0.02em; margin: 0 0 12px; color: var(--text-main);
}
.page-header p {
 color: var(--text-muted); max-width: 820px; margin: 0; font-size: 1.05rem;
}
/* Section */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-deep); }
.section-header { margin-bottom: 32px; }
.section-header h2 {
 font-family: var(--font-heading); font-size: 1.7rem; font-weight: 800;
 letter-spacing: -0.01em; color: var(--text-main); margin: 0 0 8px;
}
.section-header p { color: var(--text-muted); margin: 0; font-size: 0.95rem; max-width: 760px; }
/* Tag / Badge */
.tag {
 display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px;
 font-size: 0.75rem; font-weight: 700; border-radius: 20px; letter-spacing: 0.02em;
 background: var(--panel-3); color: var(--text-muted); border: 1px solid var(--border-light);
}
.tag-primary { background: var(--primary-soft); color: var(--primary); border-color: transparent; }
.tag-accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.tag-danger { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
/* Cards */
.card {
 background: var(--panel); border: 1px solid var(--border);
 border-radius: var(--radius-lg); padding: 20px; transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); border-color: var(--border-light); box-shadow: var(--shadow-md); }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
/* Partner Event Card */
.partner-card { position: relative; overflow: hidden; }
.partner-card .partner-cover { height: 160px; border-radius: var(--radius-md); overflow: hidden; margin-bottom: 16px; background: var(--panel-3); }
.partner-card .partner-cover img { width: 100%; height: 100%; object-fit: cover; }
.partner-card h3 { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; margin: 0 0 6px; color: var(--text-main); }
.partner-card .partner-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 10px; }
.partner-card p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }
.partner-card .partner-status { position: absolute; top: 12px; left: 12px; }
/* Brand Wall */
.brand-wall { display: flex; flex-wrap: wrap; gap: 12px; }
.brand-tag {
 display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px;
 background: var(--panel); border: 1px solid var(--border-light); border-radius: 40px;
 font-weight: 700; font-size: 0.85rem; color: var(--text-main); transition: all var(--transition);
}
.brand-tag:hover { background: var(--panel-3); border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.brand-tag i { color: var(--accent); }
/* Caster Row */
.caster-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; }
.caster-card { text-align: center; padding: 24px 16px; }
.caster-avatar {
 width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 14px;
 background: linear-gradient(135deg, var(--primary), var(--accent));
 display: flex; align-items: center; justify-content: center; font-weight: 800;
 color: #0C0E12; font-size: 1.4rem; box-shadow: 0 6px 20px rgba(200,255,61,0.2);
}
.caster-card h3 { font-size: 1.05rem; margin: 0 0 2px; color: var(--text-main); }
.caster-card p { font-size: 0.8rem; color: var(--text-muted); margin: 0; }
/* Benefits */
.benefit-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.benefit-item { padding: 18px; background: var(--panel); border-radius: var(--radius-md); border: 1px solid var(--border); }
.benefit-item i { color: var(--primary); font-size: 1.6rem; margin-bottom: 10px; }
.benefit-item h4 { font-size: 1rem; font-weight: 700; color: var(--text-main); margin: 0 0 6px; }
.benefit-item p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }
/* Past Review */
.past-list { display: grid; gap: 14px; }
.past-item {
 display: flex; align-items: center; justify-content: space-between; gap: 16px;
 padding: 14px 18px; background: var(--panel); border: 1px solid var(--border);
 border-radius: var(--radius-md); transition: background var(--transition);
}
.past-item:hover { background: var(--panel-2); }
.past-item .info h3 { font-size: 0.95rem; margin: 0 0 2px; color: var(--text-main); }
.past-item .info span { font-size: 0.8rem; color: var(--text-dim); }
.past-item .score {
 font-family: var(--font-mono); font-weight: 700; font-size: 1rem; color: var(--primary);
 background: var(--primary-soft); padding: 6px 12px; border-radius: var(--radius-sm);
}
/* Contact / Form */
.contact-form {
 background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
 padding: 24px; max-width: 680px;
}
.contact-form label { font-size: 0.85rem; font-weight: 700; color: var(--text-main); margin-bottom: 6px; display: block; }
.contact-form input,
.contact-form textarea {
 width: 100%; background: var(--panel-3); border: 1px solid var(--border-light);
 color: var(--text-main); border-radius: var(--radius-sm); padding: 12px 14px;
 font-family: inherit; font-size: 0.9rem; margin-bottom: 18px; transition: border-color var(--transition);
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--accent); }
.btn-primary {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 background: var(--primary); color: #0C0E12; font-weight: 800; border: 0;
 padding: 12px 22px; border-radius: var(--radius-sm); font-size: 0.9rem;
 transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { background: #ddff75; transform: translateY(-2px); box-shadow: 0 8px 22px var(--primary-glow); }
.btn-secondary {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 background: transparent; color: var(--text-main); border: 1px solid var(--border-light);
 padding: 12px 22px; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 700;
 transition: all var(--transition);
}
.btn-secondary:hover { background: var(--panel-3); border-color: var(--accent); color: var(--accent); }
/* Footer */
.site-footer { background: var(--bg-deep); border-top: 1px solid var(--border); padding: 48px 0 32px; margin-bottom: var(--bottom-bar-height); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand .brand-logo { margin-bottom: 14px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; max-width: 280px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 800; color: var(--text-main); margin: 0 0 12px; letter-spacing: 0.05em; text-transform: uppercase; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: var(--text-muted); font-size: 0.85rem; transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--primary); }
.footer-bottom {
 display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between;
 margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--border);
 font-size: 0.8rem; color: var(--text-dim);
}
.footer-bottom .copyright { color: var(--text-muted); }
/* Responsive */
@media (max-width: 1024px) {
 .section { padding: 48px 0; }
 .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
 .page-header h1 { font-size: 1.8rem; }
 .page-header p { font-size: 0.95rem; }
 .section { padding: 40px 0; }
 .footer-grid { grid-template-columns: 1fr; gap: 24px; }
 .card-grid, .caster-row, .benefit-list { grid-template-columns: 1fr; }
 .past-item { flex-direction: column; align-items: flex-start; }
 .contact-form { padding: 16px; }
 .site-header .container { height: 56px; }
 .nav-cta { display: none; }
 .main-nav.open .nav-cta { display: flex; }
}

/* roulang page: category5 */
:root {
        --bg-base: #0C0E12;
        --bg-deep: #08090C;
        --panel: #13161C;
        --panel-2: #181C24;
        --panel-3: #1F242D;
        --primary: #C8FF3D;
        --primary-soft: rgba(200, 255, 61, 0.12);
        --primary-glow: rgba(200, 255, 61, 0.35);
        --accent: #00E5FF;
        --accent-soft: rgba(0, 229, 255, 0.10);
        --danger: #FF4D6A;
        --danger-soft: rgba(255, 77, 106, 0.14);
        --text-main: #F5F7FA;
        --text-muted: #9AA3B2;
        --text-dim: #6B7280;
        --border: rgba(255, 255, 255, 0.08);
        --border-light: rgba(255, 255, 255, 0.14);
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-xl: 20px;
        --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
        --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
        --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
        --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
        --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
        --max-width: 1200px;
        --header-height: 68px;
        --bottom-bar-height: 0px;
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 16px;
        --radius-xl: 20px;
        --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.30);
        --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.25);
        --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.35);
        --font-heading: 'Noto Sans SC', '思源黑体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        --font-mono: 'JetBrains Mono', 'Roboto Mono', 'SF Mono', 'Fira Code', monospace;
        --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
        --max-width: 1200px;
        --header-height: 62px;
        --bottom-bar-height: 0px;
    }

    html {
        scroll-behavior: smooth;
        -webkit-tap-highlight-color: transparent;
    }

    body {
        margin: 0;
        font-family: var(--font-body);
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-main);
        background: var(--bg-base);
        padding-bottom: var(--bottom-bar-height);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        overflow-x: hidden;
    }

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

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

    a:hover,
    a:focus-visible {
        color: var(--primary);
        outline: none;
    }

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

    button {
        font-family: inherit;
        cursor: pointer;
    }

    .container {
        max-width: var(--max-width);
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    /* ===== Header / Nav ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: rgba(12, 14, 18, 0.92);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid var(--border);
    }

    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        height: var(--header-height);
        max-width: 1200px;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 800;
        font-size: 1.15rem;
        color: var(--text-main);
        letter-spacing: -0.01em;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .brand-logo .logo-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        background: var(--primary);
        color: #0C0E12;
        border-radius: var(--radius-sm);
        font-weight: 900;
        font-size: 0.9rem;
        flex-shrink: 0;
        letter-spacing: -0.03em;
        transition: background var(--transition), transform var(--transition);
    }

    .brand-logo .logo-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .brand-logo .logo-text .logo-main {
        font-size: 1.02rem;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -0.01em;
    }

    .brand-logo .logo-text .logo-sub {
        font-size: 0.62rem;
        font-weight: 500;
        color: var(--text-muted);
        letter-spacing: 0.05em;
    }

    .brand-logo:hover .logo-badge {
        background: var(--accent);
        transform: scale(1.05);
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 2px;
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .main-nav > li {
        position: relative;
    }

    .main-nav > li > a {
        display: flex;
        align-items: center;
        gap: 5px;
        padding: 8px 11px;
        font-size: 0.88rem;
        font-weight: 600;
        color: var(--text-muted);
        border-radius: var(--radius-sm);
        transition: color var(--transition), background var(--transition), transform var(--transition);
        white-space: nowrap;
        letter-spacing: 0.01em;
    }

    .main-nav > li > a:hover {
        color: var(--text-main);
        background: var(--panel-2);
    }

    .main-nav > li > a:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
    }

    .main-nav > li.active > a {
        color: var(--primary);
        background: var(--primary-soft);
    }

    .main-nav > li.active > a::after {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 50%;
        transform: translateX(-50%);
        width: 24px;
        height: 3px;
        background: var(--primary);
        border-radius: 3px 3px 0 0;
    }

    .nav-badge {
        display: inline-flex;
        align-items: center;
        padding: 2px 6px;
        font-size: 0.62rem;
        font-weight: 800;
        color: #0C0E12;
        background: var(--primary);
        border-radius: 10px;
        letter-spacing: 0.04em;
    }

    .nav-tag {
        display: inline-flex;
        align-items: center;
        padding: 2px 8px;
        font-size: 0.62rem;
        font-weight: 700;
        color: var(--danger);
        background: var(--danger-soft);
        border-radius: 10px;
        letter-spacing: 0.04em;
        border: 1px solid rgba(255, 77, 106, 0.3);
    }

    .nav-cta {
        flex-shrink: 0;
    }

    .nav-cta .btn-primary {
        padding: 9px 18px;
        font-size: 0.82rem;
        font-weight: 700;
    }

    .hamburger {
        display: none;
        flex-direction: column;
        gap: 5px;
        background: none;
        border: none;
        padding: 8px;
        cursor: pointer;
        border-radius: var(--radius-sm);
        transition: background var(--transition);
    }

    .hamburger:hover {
        background: var(--panel-2);
    }

    .hamburger span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--text-main);
        border-radius: 2px;
        transition: transform var(--transition), opacity var(--transition);
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* ===== Breadcrumb ===== */
    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.82rem;
        color: var(--text-muted);
        margin-bottom: 10px;
        flex-wrap: wrap;
    }

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

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

    .breadcrumb .sep {
        color: var(--text-dim);
        font-size: 0.75rem;
    }

    .breadcrumb .current {
        color: var(--primary);
        font-weight: 700;
    }

    /* ===== Category Header ===== */
    .category-header {
        padding: 28px 0 18px;
        background: linear-gradient(180deg, var(--panel) 0%, var(--bg-base) 100%);
        border-bottom: 1px solid var(--border);
    }

    .category-header .container {
        max-width: var(--max-width);
    }

    .category-header h1 {
        font-size: clamp(1.7rem, 4vw, 2.4rem);
        font-weight: 800;
        letter-spacing: -0.02em;
        margin: 0 0 10px;
        color: var(--text-main);
        line-height: 1.25;
    }

    .category-header .lead {
        font-size: 0.95rem;
        color: var(--text-muted);
        max-width: 760px;
        line-height: 1.7;
        margin: 0;
    }

    .category-header .version-pill {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        margin-top: 12px;
        padding: 6px 14px;
        background: var(--primary-soft);
        color: var(--primary);
        font-size: 0.78rem;
        font-weight: 700;
        border-radius: 20px;
        border: 1px solid rgba(200, 255, 61, 0.25);
    }

    .category-header .version-pill i {
        font-size: 0.7rem;
    }

    /* ===== Main Sections ===== */
    main {
        display: block;
    }

    .section {
        padding: 56px 0;
    }

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

    .section-title {
        font-size: clamp(1.35rem, 3vw, 1.75rem);
        font-weight: 800;
        letter-spacing: -0.01em;
        margin: 0 0 10px;
        color: var(--text-main);
        line-height: 1.3;
    }

    .section-lead {
        font-size: 0.9rem;
        color: var(--text-muted);
        max-width: 680px;
        margin: 0 0 28px;
        line-height: 1.7;
    }

    .section-header-row {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        margin-bottom: 24px;
    }

    .section-header-row .section-title {
        margin-bottom: 0;
    }

    .section-header-row .more-link {
        font-size: 0.82rem;
        font-weight: 600;
        color: var(--accent);
        display: inline-flex;
        align-items: center;
        gap: 5px;
        white-space: nowrap;
        transition: color var(--transition);
    }

    .section-header-row .more-link:hover {
        color: var(--primary);
    }

    /* ===== Download Cards ===== */
    .download-card-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .download-card {
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
        position: relative;
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }

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

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

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

    .download-card .dc-icon {
        width: 52px;
        height: 52px;
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        margin-bottom: 16px;
        flex-shrink: 0;
    }

    .dc-icon.android {
        background: rgba(200, 255, 61, 0.15);
        color: var(--primary);
        border: 1px solid rgba(200, 255, 61, 0.3);
    }

    .dc-icon.ios {
        background: rgba(0, 229, 255, 0.12);
        color: var(--accent);
        border: 1px solid rgba(0, 229, 255, 0.3);
    }

    .dc-icon.pc {
        background: rgba(255, 77, 106, 0.12);
        color: var(--danger);
        border: 1px solid rgba(255, 77, 106, 0.3);
    }

    .download-card h3 {
        font-size: 1.1rem;
        font-weight: 800;
        margin: 0 0 6px;
        color: var(--text-main);
        letter-spacing: -0.01em;
    }

    .download-card .dc-version {
        font-size: 0.78rem;
        color: var(--text-muted);
        font-family: var(--font-mono);
        margin-bottom: 8px;
    }

    .download-card .dc-size {
        display: inline-flex;
        align-items: center;
        gap: 5px;
        font-size: 0.72rem;
        color: var(--text-dim);
        margin-bottom: 16px;
        background: var(--panel-2);
        padding: 4px 10px;
        border-radius: 12px;
    }

    .download-card .dc-desc {
        font-size: 0.85rem;
        color: var(--text-muted);
        line-height: 1.65;
        margin-bottom: 20px;
        flex-grow: 1;
    }

    .download-card .btn-block {
        width: 100%;
        justify-content: center;
        margin-top: auto;
    }

    .download-card .dc-note {
        font-size: 0.72rem;
        color: var(--text-dim);
        text-align: center;
        margin-top: 10px;
    }

    .download-card .dc-qr {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.72rem;
        color: var(--text-dim);
        margin-top: 8px;
    }

    /* ===== Changelog ===== */
    .changelog-list {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .changelog-item {
        display: grid;
        grid-template-columns: 110px 1fr auto;
        gap: 16px;
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 18px 20px;
        transition: border-color var(--transition), box-shadow var(--transition);
        align-items: start;
    }

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

    .changelog-item .cl-version {
        font-family: var(--font-mono);
        font-size: 0.82rem;
        font-weight: 700;
        color: var(--primary);
        background: var(--primary-soft);
        padding: 4px 10px;
        border-radius: 6px;
        text-align: center;
        white-space: nowrap;
    }

    .changelog-item .cl-body h4 {
        font-size: 0.95rem;
        font-weight: 700;
        margin: 0 0 6px;
        color: var(--text-main);
    }

    .changelog-item .cl-body p {
        font-size: 0.82rem;
        color: var(--text-muted);
        margin: 0;
        line-height: 1.65;
    }

    .changelog-item .cl-body ul {
        list-style: none;
        margin: 8px 0 0;
        padding: 0;
    }

    .changelog-item .cl-body ul li {
        font-size: 0.78rem;
        color: var(--text-muted);
        padding-left: 16px;
        position: relative;
        line-height: 1.6;
    }

    .changelog-item .cl-body ul li::before {
        content: '›';
        position: absolute;
        left: 0;
        color: var(--accent);
        font-weight: 700;
    }

    .changelog-item .cl-date {
        font-size: 0.72rem;
        color: var(--text-dim);
        white-space: nowrap;
        font-family: var(--font-mono);
    }

    .changelog-item .cl-tag {
        display: inline-block;
        font-size: 0.65rem;
        font-weight: 700;
        color: var(--accent);
        background: var(--accent-soft);
        padding: 2px 8px;
        border-radius: 10px;
        margin-left: 6px;
        vertical-align: middle;
    }

    .changelog-image {
        border-radius: var(--radius-md);
        overflow: hidden;
        margin-bottom: 16px;
        border: 1px solid var(--border);
    }

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

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

    /* ===== System Requirements ===== */
    .sys-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }

    .sys-card {
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 22px;
        transition: border-color var(--transition);
    }

    .sys-card:hover {
        border-color: var(--border-light);
    }

    .sys-card .sys-head {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 14px;
    }

    .sys-card .sys-head i {
        font-size: 1.1rem;
        color: var(--accent);
        width: 28px;
        text-align: center;
    }

    .sys-card .sys-head h4 {
        font-size: 0.95rem;
        font-weight: 700;
        margin: 0;
        color: var(--text-main);
    }

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

    .sys-card ul li {
        font-size: 0.8rem;
        color: var(--text-muted);
        padding: 5px 0;
        border-bottom: 1px solid var(--border);
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 8px;
    }

    .sys-card ul li:last-child {
        border-bottom: none;
    }

    .sys-card ul li .label {
        color: var(--text-dim);
        flex-shrink: 0;
    }

    .sys-card ul li .value {
        font-weight: 600;
        color: var(--text-main);
        text-align: right;
    }

    /* ===== Multi-device Sync ===== */
    .sync-panel {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 28px;
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 32px 28px;
        align-items: center;
    }

    .sync-panel .sync-image {
        border-radius: var(--radius-md);
        overflow: hidden;
        border: 1px solid var(--border);
    }

    .sync-panel .sync-image img {
        width: 100%;
        height: 260px;
        object-fit: cover;
    }

    .sync-panel .sync-content h3 {
        font-size: 1.2rem;
        font-weight: 800;
        margin: 0 0 10px;
        color: var(--text-main);
        letter-spacing: -0.01em;
    }

    .sync-panel .sync-content p {
        font-size: 0.88rem;
        color: var(--text-muted);
        line-height: 1.7;
        margin: 0 0 14px;
    }

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

    .sync-points li {
        font-size: 0.82rem;
        color: var(--text-muted);
        padding-left: 24px;
        position: relative;
        line-height: 1.6;
    }

    .sync-points li::before {
        content: '✓';
        position: absolute;
        left: 0;
        color: var(--primary);
        font-weight: 700;
        font-size: 0.85rem;
    }

    /* ===== Download Help ===== */
    .help-cards {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .help-card {
        background: var(--panel);
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        padding: 20px 16px;
        text-align: center;
        transition: border-color var(--transition), transform var(--transition);
    }

    .help-card:hover {
        border-color: var(--border-light);
        transform: translateY(-3px);
    }

    .help-card .help-icon {
        width: 40px;
        height: 40px;
        margin: 0 auto 12px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        background: var(--primary-soft);
        color: var(--primary);
    }

    .help-card h4 {
        font-size: 0.85rem;
        font-weight: 700;
        margin: 0 0 6px;
        color: var(--text-main);
    }

    .help-card p {
        font-size: 0.75rem;
        color: var(--text-muted);
        margin: 0;
        line-height: 1.55;
    }

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

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

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

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding: 16px 20px;
        cursor: pointer;
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--text-main);
        background: none;
        border: none;
        width: 100%;
        text-align: left;
        transition: color var(--transition);
        border-radius: 0;
    }

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

    .faq-question .faq-icon {
        flex-shrink: 0;
        width: 22px;
        height: 22px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: var(--panel-2);
        color: var(--text-muted);
        font-size: 0.7rem;
        transition: transform var(--transition), background var(--transition), color var(--transition);
    }

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

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 320ms cubic-bezier(0.4, 0, 0.2, 1), padding 320ms cubic-bezier(0.4, 0, 0.2, 1);
        padding: 0 20px;
        font-size: 0.85rem;
        color: var(--text-muted);
        line-height: 1.7;
    }

    .faq-item.open .faq-answer {
        max-height: 300px;
        padding: 0 20px 16px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--bg-deep);
        border-top: 1px solid var(--border);
        padding: 48px 0 24px;
        margin-top: 20px;
    }

    .site-footer .container {
        max-width: 1200px;
    }

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

    .footer-brand .brand-logo {
        margin-bottom: 14px;
    }

    .footer-brand p {
        font-size: 0.82rem;
        color: var(--text-muted);
        line-height: 1.7;
        margin: 0;
        max-width: 320px;
    }

    .footer-col h4 {
        font-size: 0.85rem;
        font-weight: 700;
        color: var(--text-main);
        margin: 0 0 14px;
        letter-spacing: 0.04em;
    }

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

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

    .footer-col ul li a {
        font-size: 0.8rem;
        color: var(--text-muted);
        transition: color var(--transition);
    }

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

    .footer-bottom {
        border-top: 1px solid var(--border);
        padding-top: 18px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        flex-wrap: wrap;
        font-size: 0.72rem;
        color: var(--text-dim);
    }

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

    /* ===== Buttons ===== */
    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 24px;
        background: var(--primary);
        color: #0C0E12;
        font-size: 0.88rem;
        font-weight: 800;
        border: none;
        border-radius: var(--radius-sm);
        letter-spacing: 0.01em;
        transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        white-space: nowrap;
        text-decoration: none;
        cursor: pointer;
    }

    .btn-primary:hover {
        background: #d8ff5a;
        color: #0C0E12;
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(200, 255, 61, 0.25);
    }

    .btn-primary:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
        box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.3);
    }

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

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 22px;
        background: var(--panel-2);
        color: var(--text-main);
        font-size: 0.85rem;
        font-weight: 700;
        border: 1px solid var(--border-light);
        border-radius: var(--radius-sm);
        letter-spacing: 0.01em;
        transition: background var(--transition), border-color var(--transition), color var(--transition);
        white-space: nowrap;
        text-decoration: none;
        cursor: pointer;
    }

    .btn-secondary:hover {
        background: var(--panel-3);
        border-color: var(--text-dim);
        color: var(--text-main);
    }

    .btn-secondary:focus-visible {
        outline: 2px solid var(--accent);
        outline-offset: 3px;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        :root {
            --header-height: 60px;
        }

        .main-nav > li > a {
            padding: 8px 9px;
            font-size: 0.82rem;
        }

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

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

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

        .sync-panel {
            grid-template-columns: 1fr;
            padding: 24px 20px;
        }

        .sync-panel .sync-image img {
            height: 200px;
        }

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

    @media (max-width: 768px) {
        :root {
            --header-height: 56px;
        }

        .site-header .container {
            gap: 10px;
        }

        .hamburger {
            display: flex;
        }

        .main-nav {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: rgba(12, 14, 18, 0.98);
            border-bottom: 1px solid var(--border);
            flex-direction: column;
            padding: 12px 20px;
            gap: 4px;
            align-items: stretch;
            max-height: calc(100vh - var(--header-height));
            overflow-y: auto;
        }

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

        .main-nav > li > a {
            padding: 12px 16px;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            justify-content: flex-start;
        }

        .main-nav > li.active > a::after {
            display: none;
        }

        .main-nav > li.active > a {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .nav-cta {
            display: none;
        }

        .section {
            padding: 40px 0;
        }

        .category-header {
            padding: 20px 0 14px;
        }

        .category-header h1 {
            font-size: 1.6rem;
        }

        .download-card-grid {
            grid-template-columns: 1fr;
            gap: 14px;
        }

        .changelog-item {
            grid-template-columns: 1fr;
            gap: 10px;
            padding: 16px;
        }

        .changelog-item .cl-version {
            display: inline-block;
            align-self: flex-start;
        }

        .changelog-item .cl-date {
            align-self: flex-start;
        }

        .changelog-image img {
            height: 160px;
        }

        .sys-grid {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .help-cards {
            grid-template-columns: 1fr;
            gap: 12px;
        }

        .sync-panel {
            padding: 20px 16px;
            gap: 18px;
        }

        .sync-panel .sync-image img {
            height: 170px;
        }

        .faq-question {
            padding: 14px 16px;
            font-size: 0.85rem;
        }

        .faq-answer {
            padding: 0 16px;
        }

        .faq-item.open .faq-answer {
            padding: 0 16px 14px;
        }

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

        .footer-brand p {
            max-width: 100%;
        }

        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 6px;
        }

        .section-header-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 8px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding-left: 14px;
            padding-right: 14px;
        }

        .brand-logo .logo-text .logo-main {
            font-size: 0.9rem;
        }

        .brand-logo .logo-badge {
            width: 30px;
            height: 30px;
            font-size: 0.8rem;
        }

        .brand-logo .logo-text .logo-sub {
            font-size: 0.55rem;
        }

        .category-header h1 {
            font-size: 1.4rem;
        }

        .section-title {
            font-size: 1.2rem;
        }

        .download-card {
            padding: 20px 16px;
        }

        .changelog-image img {
            height: 140px;
        }

        .sync-panel .sync-image img {
            height: 150px;
        }

        .btn-primary,
        .btn-secondary {
            padding: 10px 18px;
            font-size: 0.8rem;
        }
    }