/* roulang page: index */
:root {
            --bg-primary: #0B0E13;
            --bg-secondary: #11161D;
            --bg-tertiary: #161D26;
            --bg-card: rgba(22, 29, 38, 0.88);
            --bg-card-hover: rgba(26, 35, 46, 0.96);
            --text-primary: #F2F5F7;
            --text-secondary: #B8C0C8;
            --text-muted: #7A858F;
            --accent-orange: #FF7A00;
            --accent-orange-light: #FF9F1C;
            --accent-lime: #B8FF00;
            --accent-cyan: #00E5FF;
            --accent-green: #00FF88;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 255, 0.45);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --shadow-glow-orange: 0 0 20px rgba(255, 122, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }

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

        section {
            padding: 56px 0;
            position: relative;
        }

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

        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1419 100%);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 16px;
        }
        .section-label i {
            font-size: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .section-title .highlight {
            color: var(--accent-cyan);
        }
        .section-title .highlight-orange {
            color: var(--accent-orange);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .divider-line {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            border-radius: 2px;
            margin-bottom: 20px;
        }

        /* ============ Navigation ============ */
        .site-nav {
            background: rgba(11, 14, 19, 0.96);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
        }
        .site-nav::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.7;
            pointer-events: none;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            padding: 0 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 16px;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }
        .nav-brand .brand-icon i {
            font-size: 16px;
        }
        .nav-links-wrap {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: 50px;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.02em;
        }
        .nav-links li a:hover,
        .nav-links li a:focus {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-links li a.active {
            color: var(--text-primary);
            background: rgba(0, 229, 255, 0.1);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.2);
            border: 1px solid rgba(0, 229, 255, 0.25);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            background: linear-gradient(135deg, var(--accent-orange), #FF5A00);
            color: #ffffff;
            font-size: 13px;
            font-weight: 700;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.02em;
            box-shadow: 0 0 16px rgba(255, 122, 0, 0.25);
        }
        .nav-cta:hover {
            box-shadow: 0 0 26px rgba(255, 122, 0, 0.45);
            transform: translateY(-1px);
            color: #ffffff;
        }
        .nav-toggle {
            display: none;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ============ Hero ============ */
        .hero-section {
            padding: 0;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: linear-gradient(155deg, #0B0E13 20%, #101820 55%, #0D1117 100%);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/818691f8e2dd81a0.webp') center/cover no-repeat;
            opacity: 0.28;
            z-index: 0;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(11, 14, 19, 0.75) 0%, rgba(11, 14, 19, 0.35) 40%, rgba(11, 14, 19, 0.88) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: 72px 24px 64px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }
        .hero-content .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 229, 255, 0.1);
            border: 1px solid rgba(0, 229, 255, 0.3);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-content .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-green);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            line-height: 1.2;
            margin-bottom: 20px;
            color: #ffffff;
        }
        .hero-title .span-cyan {
            color: var(--accent-cyan);
        }
        .hero-title .span-orange {
            color: var(--accent-orange);
        }
        .hero-desc {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 520px;
            margin-bottom: 28px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 24px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            background: linear-gradient(135deg, var(--accent-cyan), #0090AA);
            color: #0B0E13;
            font-weight: 800;
            font-size: 14px;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            box-shadow: 0 0 22px rgba(0, 229, 255, 0.3);
        }
        .btn-primary:hover {
            box-shadow: 0 0 36px rgba(0, 229, 255, 0.55);
            transform: translateY(-2px);
            color: #0B0E13;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 26px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 700;
            font-size: 14px;
            border-radius: 50px;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }
        .btn-secondary:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            transform: translateY(-2px);
        }
        .hero-stats-row {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .num {
            font-size: 1.7rem;
            font-weight: 900;
            color: var(--accent-lime);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .hero-stat .lbl {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        /* hero faux scoreboard */
        .hero-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card), var(--shadow-glow);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .hero-panel .panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 14px;
            border-bottom: 1px solid var(--border-color);
        }
        .hero-panel .panel-header .panel-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-secondary);
            letter-spacing: 0.04em;
        }
        .hero-panel .panel-header .live-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 60, 60, 0.12);
            color: #FF5C5C;
            font-size: 11px;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 50px;
            letter-spacing: 0.04em;
            border: 1px solid rgba(255, 60, 60, 0.3);
        }
        .hero-panel .panel-header .live-badge i {
            font-size: 8px;
        }
        .scoreboard-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .scoreboard-row:last-child {
            border-bottom: none;
        }
        .score-team {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .score-team .team-logo {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: linear-gradient(135deg, #2a3644, #1a222e);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            font-weight: 900;
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 229, 255, 0.2);
            flex-shrink: 0;
        }
        .score-team .team-name {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .score-mid {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 70px;
        }
        .score-mid .score {
            font-size: 1.3rem;
            font-weight: 900;
            color: #ffffff;
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .score-mid .status {
            font-size: 10px;
            color: var(--accent-lime);
            letter-spacing: 0.04em;
            font-weight: 600;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.3; transform: scale(1.4); }
        }

        /* ============ Cards / Data Matrix ============ */
        .data-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .data-matrix-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .data-matrix-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .data-matrix-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card), var(--shadow-glow);
            background: var(--bg-card-hover);
        }
        .data-matrix-card:hover::before {
            opacity: 1;
        }
        .dmc-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            background: rgba(0, 229, 255, 0.1);
            border: 1px solid rgba(0, 229, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent-cyan);
            margin-bottom: 14px;
        }
        .dmc-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }
        .dmc-desc {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .dmc-mini-bar {
            display: flex;
            gap: 6px;
            align-items: flex-end;
            height: 28px;
        }
        .dmc-mini-bar .bar {
            flex: 1;
            background: linear-gradient(180deg, rgba(0, 229, 255, 0.5), rgba(0, 229, 255, 0.15));
            border-radius: 3px 3px 0 0;
            min-height: 8px;
        }
        .dmc-mini-bar .bar.orange {
            background: linear-gradient(180deg, rgba(255, 122, 0, 0.6), rgba(255, 122, 0, 0.15));
        }

        /* ============ Stats ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
        }
        .stat-num {
            font-size: 2.4rem;
            font-weight: 900;
            letter-spacing: -0.03em;
            color: var(--accent-lime);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-num.orange {
            color: var(--accent-orange);
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        /* ============ Process Steps ============ */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
            position: relative;
        }
        .step-item {
            text-align: center;
            padding: 20px 16px;
            background: rgba(22, 29, 38, 0.6);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            position: relative;
        }
        .step-item:hover {
            border-color: var(--border-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            color: #0B0E13;
            font-weight: 900;
            font-size: 15px;
            margin-bottom: 12px;
        }
        .step-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }
        .step-desc {
            font-size: 12.5px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ Tournament Cards ============ */
        .tournament-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tournament-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .tournament-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card), var(--shadow-glow);
        }
        .tournament-img {
            height: 140px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .tournament-img::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 14, 19, 0.8) 100%);
        }
        .tournament-img .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 1;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(6px);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 11px;
            font-weight: 700;
            color: var(--accent-lime);
            border: 1px solid rgba(184, 255, 0, 0.3);
        }
        .tournament-body {
            padding: 18px;
        }
        .tournament-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .tournament-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .tournament-meta {
            font-size: 11.5px;
            color: var(--text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .tournament-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ============ Rankings ============ */
        .ranking-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .rank-panel {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
        }
        .rank-panel .rank-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border-color);
            letter-spacing: 0.02em;
        }
        .rank-row {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .rank-row:last-child {
            border-bottom: none;
        }
        .rank-pos {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(0, 229, 255, 0.1);
            border: 1px solid rgba(0, 229, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 800;
            color: var(--accent-cyan);
            flex-shrink: 0;
        }
        .rank-pos.top {
            background: linear-gradient(135deg, var(--accent-orange), #FF5A00);
            color: #ffffff;
            border-color: transparent;
        }
        .rank-team-info {
            flex: 1;
            min-width: 0;
        }
        .rank-team-info .team-name {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-team-info .team-stat {
            font-size: 11.5px;
            color: var(--text-muted);
        }
        .rank-pts {
            font-size: 15px;
            font-weight: 900;
            color: var(--accent-lime);
            letter-spacing: -0.02em;
        }
        .rank-change {
            font-size: 11px;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 50px;
        }
        .rank-change.up {
            color: var(--accent-green);
            background: rgba(0, 255, 136, 0.1);
        }
        .rank-change.down {
            color: #FF5C5C;
            background: rgba(255, 92, 92, 0.1);
        }

        /* ============ Case Cards ============ */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .case-card:hover {
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card), var(--shadow-glow);
        }
        .case-img {
            height: 150px;
            background-size: cover;
            background-position: center;
        }
        .case-body {
            padding: 18px;
        }
        .case-body h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .case-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ============ News ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-fast);
            border-radius: var(--radius-sm);
            padding-left: 12px;
            padding-right: 12px;
            margin-left: -12px;
            margin-right: -12px;
        }
        .news-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-date {
            min-width: 90px;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-cyan);
            letter-spacing: 0.03em;
            padding-top: 2px;
        }
        .news-content h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 8px;
        }
        .btn-read {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12.5px;
            font-weight: 700;
            color: var(--accent-orange);
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .btn-read:hover {
            color: var(--accent-lime);
            gap: 8px;
        }

        /* ============ Brand Intro ============ */
        .brand-intro-card {
            background: linear-gradient(145deg, rgba(22, 29, 38, 0.9), rgba(16, 22, 29, 0.9));
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 32px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .brand-intro-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08), transparent 70%);
            pointer-events: none;
        }
        .brand-intro-card h2 {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .brand-intro-card p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.85;
            max-width: 700px;
        }
        .brand-badge-icon {
            width: 90px;
            height: 90px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-lg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 36px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 30px rgba(0, 229, 255, 0.25);
        }

        /* ============ Partners ============ */
        .partners-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .partner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(22, 29, 38, 0.7);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 10px 20px;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.04em;
            transition: all var(--transition-fast);
        }
        .partner-badge:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            box-shadow: var(--shadow-glow);
        }

        /* ============ Schedule Preview ============ */
        .schedule-previews {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .schedule-preview-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all var(--transition-base);
        }
        .schedule-preview-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .schedule-preview-card .sp-date {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent-orange);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }
        .schedule-preview-card .sp-match {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .schedule-preview-card .sp-league {
            font-size: 11.5px;
            color: var(--text-muted);
        }

        /* ============ Data Assurance Bar ============ */
        .assurance-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            align-items: center;
            justify-content: center;
            padding: 24px 32px;
            background: rgba(0, 255, 136, 0.05);
            border: 1px solid rgba(0, 255, 136, 0.18);
            border-radius: var(--radius-md);
        }
        .assurance-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13.5px;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .assurance-item i {
            color: var(--accent-green);
            font-size: 16px;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.15);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            text-align: left;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-cyan);
        }
        .faq-question i {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform var(--transition-base);
        }
        .faq-question.open i {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .faq-answer p {
            font-size: 13.5px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ============ CTA / Subscribe ============ */
        .subscribe-section {
            background: linear-gradient(145deg, #101820 0%, #0D1117 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 64px 0;
        }
        .subscribe-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .subscribe-info h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .subscribe-info p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .subscribe-form {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
        }
        .subscribe-form .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            margin-bottom: 6px;
            display: block;
        }
        .subscribe-form .form-input {
            width: 100%;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: all var(--transition-fast);
            margin-bottom: 16px;
        }
        .subscribe-form .form-input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
        }
        .subscribe-form .form-input::placeholder {
            color: var(--text-muted);
        }
        .btn-subscribe {
            width: 100%;
            padding: 13px;
            background: linear-gradient(135deg, var(--accent-orange), #FF5A00);
            color: #ffffff;
            font-weight: 800;
            font-size: 14px;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            box-shadow: 0 0 18px rgba(255, 122, 0, 0.25);
        }
        .btn-subscribe:hover {
            box-shadow: 0 0 30px rgba(255, 122, 0, 0.45);
            transform: translateY(-2px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-color);
            padding: 36px 0 28px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: start;
        }
        .footer-brand {
            font-size: 16px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand span {
            color: var(--accent-cyan);
        }
        .footer-desc {
            font-size: 12.5px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 400px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: flex-end;
            align-items: center;
        }
        .footer-links a {
            font-size: 12.5px;
            color: var(--text-muted);
            transition: all var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-cyan);
        }
        .footer-copyright {
            max-width: 1200px;
            margin: 20px auto 0;
            padding: 16px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 11.5px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 48px 24px;
            }
            .hero-title {
                font-size: 2.4rem;
            }
            .data-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .tournament-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-container {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .schedule-previews {
                grid-template-columns: repeat(2, 1fr);
            }
            .subscribe-card {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
            .container-custom {
                padding: 0 16px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .nav-inner {
                padding: 0 16px;
                min-height: 60px;
                flex-wrap: wrap;
            }
            .nav-links-wrap {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--bg-primary);
                padding: 12px 0;
                border-top: 1px solid var(--border-color);
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                z-index: 99;
            }
            .nav-links-wrap.open {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
                gap: 2px;
                padding: 0 16px;
            }
            .nav-links li a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .nav-cta {
                margin: 8px 16px;
                width: calc(100% - 32px);
                justify-content: center;
            }
            .nav-toggle {
                display: flex;
                margin-left: auto;
            }
            .hero-inner {
                padding: 32px 16px 40px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-stats-row {
                gap: 16px;
            }
            .data-matrix-grid {
                grid-template-columns: 1fr;
            }
            .steps-row {
                grid-template-columns: 1fr 1fr;
            }
            .tournament-grid {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .schedule-previews {
                grid-template-columns: 1fr;
            }
            .brand-intro-card {
                grid-template-columns: 1fr;
                padding: 24px;
                text-align: center;
            }
            .brand-badge-icon {
                margin: 0 auto;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date {
                min-width: auto;
            }
            .assurance-bar {
                gap: 16px;
                padding: 18px 16px;
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-links {
                justify-content: flex-start;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-btns {
                flex-direction: column;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.4rem;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0B0E13;
            --bg-secondary: #11161D;
            --bg-tertiary: #161D26;
            --bg-card: rgba(22, 29, 38, 0.88);
            --bg-card-hover: rgba(26, 35, 46, 0.96);
            --text-primary: #F2F5F7;
            --text-secondary: #B8C0C8;
            --text-muted: #7A858F;
            --accent-orange: #FF7A00;
            --accent-orange-light: #FF9F1C;
            --accent-lime: #B8FF00;
            --accent-cyan: #00E5FF;
            --accent-green: #00FF88;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 255, 0.45);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --shadow-glow-orange: 0 0 20px rgba(255, 122, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }

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

        section {
            padding: 56px 0;
            position: relative;
        }

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

        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1419 100%);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 16px;
        }

        .section-label i {
            font-size: 12px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

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

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

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .divider-line {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            border-radius: 2px;
            margin-bottom: 20px;
        }

        /* ============ Navigation ============ */
        .site-nav {
            background: rgba(11, 14, 19, 0.96);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
        }

        .site-nav::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.7;
            pointer-events: none;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            padding: 0 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 16px;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }

        .nav-brand .brand-icon i {
            font-size: 16px;
        }

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

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

        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 50px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links li a.active {
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            font-weight: 700;
            box-shadow: 0 0 20px rgba(0, 229, 255, 0.35);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            background: var(--accent-cyan);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--accent-cyan);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 700;
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-light));
            border: none;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 0 20px rgba(255, 122, 0, 0.25);
        }

        .nav-cta:hover {
            box-shadow: 0 0 32px rgba(255, 122, 0, 0.45);
            transform: translateY(-1px);
            color: #0B0E13;
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 20px;
            padding: 8px 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        /* ============ Breadcrumb ============ */
        .breadcrumb-wrap {
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
            padding: 14px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

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

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

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

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

        /* ============ Category Hero (compact) ============ */
        .category-hero {
            padding: 40px 0 32px;
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-color);
        }

        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .category-hero h1 .highlight {
            color: var(--accent-cyan);
        }

        .category-hero p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .hero-cover-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-lg);
            margin-top: 24px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
        }

        /* ============ Stats Bar ============ */
        .stats-bar {
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
            align-items: center;
            margin-bottom: 32px;
        }

        .stats-bar .stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .stats-bar .stat-item i {
            font-size: 18px;
            color: var(--accent-cyan);
        }

        .stats-bar .stat-item strong {
            color: var(--text-primary);
            font-weight: 700;
            font-size: 16px;
        }

        .stats-bar .stat-divider {
            width: 1px;
            height: 24px;
            background: var(--border-color);
        }

        /* ============ Schedule Cards ============ */
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 20px;
        }

        .schedule-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

        .schedule-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

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

        .schedule-card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 14px;
        }

        .schedule-league {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--accent-lime);
            background: rgba(184, 255, 0, 0.1);
            padding: 4px 12px;
            border-radius: 50px;
            border: 1px solid rgba(184, 255, 0, 0.2);
        }

        .schedule-status {
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 0.03em;
        }

        .schedule-status.upcoming {
            background: rgba(0, 229, 255, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 229, 255, 0.25);
        }

        .schedule-status.live {
            background: rgba(0, 255, 136, 0.12);
            color: var(--accent-green);
            border: 1px solid rgba(0, 255, 136, 0.25);
            animation: pulse-live 1.5s infinite;
        }

        .schedule-status.finished {
            background: rgba(122, 133, 143, 0.12);
            color: var(--text-muted);
            border: 1px solid rgba(122, 133, 143, 0.2);
        }

        @keyframes pulse-live {
            0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.3); }
            50% { box-shadow: 0 0 0 6px rgba(0, 255, 136, 0); }
        }

        .schedule-teams {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 12px;
        }

        .schedule-team {
            flex: 1;
            text-align: center;
        }

        .schedule-team .team-logo-placeholder {
            width: 48px;
            height: 48px;
            margin: 0 auto 8px;
            background: var(--bg-tertiary);
            border: 1px solid var(--border-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 800;
            color: var(--accent-cyan);
            letter-spacing: -0.02em;
        }

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

        .schedule-vs {
            font-size: 13px;
            font-weight: 800;
            color: var(--accent-orange);
            letter-spacing: 0.06em;
            white-space: nowrap;
        }

        .schedule-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 12px;
            color: var(--text-muted);
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
        }

        .schedule-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .schedule-meta i {
            font-size: 12px;
            color: var(--accent-cyan);
        }

        .schedule-meta .stage-tag {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-orange-light);
            background: rgba(255, 159, 28, 0.1);
            padding: 2px 10px;
            border-radius: 50px;
            border: 1px solid rgba(255, 159, 28, 0.2);
        }

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

        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .topic-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }

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

        .topic-card .topic-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .topic-card .topic-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            user-select: none;
        }

        .faq-question i {
            font-size: 14px;
            color: var(--accent-cyan);
            transition: transform var(--transition-fast);
        }

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

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

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

        .faq-answer p {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* ============ CTA / Subscribe ============ */
        .subscribe-section {
            background: linear-gradient(135deg, var(--bg-tertiary) 0%, #1a1a2e 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-section h2 {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .subscribe-section p {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 24px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 460px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: all var(--transition-fast);
        }

        .subscribe-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.2);
        }

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

        .subscribe-form button {
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 700;
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-lime));
            border: none;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .subscribe-form button:hover {
            box-shadow: 0 0 28px rgba(0, 229, 255, 0.4);
            transform: translateY(-2px);
        }

        .subscribe-form button:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.25);
        }

        .subscribe-form button:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* ============ See More ============ */
        .see-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.06);
            border: 1px solid rgba(0, 229, 255, 0.2);
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-align: center;
        }

        .see-more-btn:hover {
            background: rgba(0, 229, 255, 0.12);
            border-color: var(--accent-cyan);
            color: var(--accent-lime);
            box-shadow: var(--shadow-glow);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #070A0E;
            border-top: 1px solid var(--border-color);
            padding: 40px 0 20px;
        }

        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: start;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .footer-brand span {
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.06em;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 4px 12px;
            align-items: center;
            justify-content: flex-end;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

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

        .footer-links a i {
            font-size: 11px;
            color: var(--accent-orange);
        }

        .footer-copyright {
            max-width: 1200px;
            margin: 24px auto 0;
            padding: 16px 24px 0;
            border-top: 1px solid var(--border-color);
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .schedule-grid {
                grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            }

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

            .footer-links {
                justify-content: flex-start;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }

            .nav-links-wrap {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: rgba(11, 14, 19, 0.98);
                border-bottom: 1px solid var(--border-color);
                padding: 16px 24px;
                gap: 0;
                display: none;
                backdrop-filter: blur(18px);
            }

            .nav-links-wrap.open {
                display: flex;
            }

            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
            }

            .nav-links li a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }

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

            section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .category-hero h1 {
                font-size: 1.7rem;
            }

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

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

            .stats-bar {
                flex-direction: column;
                gap: 12px;
                align-items: flex-start;
            }

            .stats-bar .stat-divider {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }

            .nav-inner {
                padding: 0 16px;
            }

            .nav-brand {
                font-size: 17px;
            }

            .category-hero h1 {
                font-size: 1.5rem;
            }

            .schedule-teams {
                flex-direction: column;
                gap: 8px;
            }

            .schedule-vs {
                font-size: 12px;
            }

            .subscribe-section {
                padding: 28px 20px;
            }

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

            .subscribe-form input {
                width: 100%;
                min-width: 0;
            }

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

            .footer-inner {
                padding: 0 16px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0B0E13;
            --bg-secondary: #11161D;
            --bg-tertiary: #161D26;
            --bg-card: rgba(22, 29, 38, 0.88);
            --bg-card-hover: rgba(26, 35, 46, 0.96);
            --text-primary: #F2F5F7;
            --text-secondary: #B8C0C8;
            --text-muted: #7A858F;
            --accent-orange: #FF7A00;
            --accent-orange-light: #FF9F1C;
            --accent-lime: #B8FF00;
            --accent-cyan: #00E5FF;
            --accent-green: #00FF88;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 255, 0.45);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --shadow-glow-orange: 0 0 20px rgba(255, 122, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }

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

        section {
            padding: 56px 0;
            position: relative;
        }

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

        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1419 100%);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 16px;
        }

        .section-label i {
            font-size: 12px;
        }

        .section-title {
            font-size: 1.85rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

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

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

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .divider-line {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            border-radius: 2px;
            margin-bottom: 20px;
        }

        /* ============ Navigation ============ */
        .site-nav {
            background: rgba(11, 14, 19, 0.96);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
        }

        .site-nav::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.7;
            pointer-events: none;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            padding: 0 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 16px;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }

        .nav-brand .brand-icon i {
            font-size: 16px;
        }

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

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

        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-links li a.active {
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.15);
        }

        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 1px;
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 20px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-light));
            color: #0B0E13;
            font-weight: 700;
            font-size: 14px;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 0 16px rgba(255, 122, 0, 0.25);
        }

        .nav-cta:hover {
            box-shadow: 0 0 28px rgba(255, 122, 0, 0.45);
            transform: translateY(-2px);
            color: #0B0E13;
        }

        .nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 0 12px rgba(255, 122, 0, 0.2);
        }

        .nav-cta:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

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

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

        .nav-toggle:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* ============ Category Hero ============ */
        .event-hero {
            padding: 48px 0 36px;
            background: linear-gradient(180deg, rgba(0, 229, 255, 0.04) 0%, rgba(11, 14, 19, 0.98) 100%);
            border-bottom: 1px solid var(--border-color);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }

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

        .event-hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .event-hero h1 .highlight {
            color: var(--accent-cyan);
        }

        .event-hero .hero-sub {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.8;
        }

        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .hero-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            padding: 5px 14px;
            transition: all var(--transition-fast);
        }

        .hero-tags .tag i {
            color: var(--accent-cyan);
            font-size: 10px;
        }

        .hero-tags .tag:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        /* ============ Data Summary Strip ============ */
        .data-summary-strip {
            padding: 32px 0;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-color);
        }

        .summary-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .summary-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: all var(--transition-base);
        }

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

        .summary-item .sum-icon {
            width: 48px;
            height: 48px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: rgba(0, 229, 255, 0.08);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .summary-item .sum-icon.orange {
            background: rgba(255, 122, 0, 0.08);
            color: var(--accent-orange);
            border-color: rgba(255, 122, 0, 0.2);
        }

        .summary-item .sum-icon.lime {
            background: rgba(184, 255, 0, 0.08);
            color: var(--accent-lime);
            border-color: rgba(184, 255, 0, 0.2);
        }

        .summary-item .sum-icon.green {
            background: rgba(0, 255, 136, 0.08);
            color: var(--accent-green);
            border-color: rgba(0, 255, 136, 0.2);
        }

        .summary-item .sum-info .sum-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .summary-item .sum-info .sum-num .unit {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            margin-left: 2px;
        }

        .summary-item .sum-info .sum-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 2px;
        }

        /* ============ Event Data List ============ */
        .event-data-list {
            padding: 56px 0;
        }

        .list-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .list-header .list-title-group {
            flex: 1;
            min-width: 280px;
        }

        .list-header .list-title-group .section-title {
            margin-bottom: 6px;
        }

        .list-header .list-title-group .section-subtitle {
            margin-bottom: 0;
            font-size: 14px;
        }

        .filter-chips {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

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

        .filter-chip.active {
            background: rgba(0, 229, 255, 0.08);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.15);
        }

        .event-card-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .event-card {
            display: flex;
            align-items: stretch;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
        }

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

        .event-card .event-date-block {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 92px;
            padding: 18px 14px;
            background: rgba(0, 229, 255, 0.04);
            border-right: 1px solid var(--border-color);
            flex-shrink: 0;
        }

        .event-card .event-date-block .date-day {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-cyan);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .event-card .event-date-block .date-month {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .event-card .event-date-block .date-year {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
            opacity: 0.7;
        }

        .event-card .event-body {
            flex: 1;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .event-card .event-info {
            flex: 1;
            min-width: 240px;
        }

        .event-card .event-info .event-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

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

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

        .event-card .event-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
            background: rgba(0, 229, 255, 0.08);
            border: 1px solid rgba(0, 229, 255, 0.2);
            color: var(--accent-cyan);
            white-space: nowrap;
        }

        .event-card .event-badge.orange {
            background: rgba(255, 122, 0, 0.08);
            border-color: rgba(255, 122, 0, 0.2);
            color: var(--accent-orange);
        }

        .event-card .event-badge.lime {
            background: rgba(184, 255, 0, 0.08);
            border-color: rgba(184, 255, 0, 0.2);
            color: var(--accent-lime);
        }

        .event-card .event-badge.green {
            background: rgba(0, 255, 136, 0.08);
            border-color: rgba(0, 255, 136, 0.2);
            color: var(--accent-green);
        }

        .event-card .event-view-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.06);
            border: 1px solid rgba(0, 229, 255, 0.25);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .event-card .event-view-btn:hover {
            background: rgba(0, 229, 255, 0.12);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
            color: var(--accent-cyan);
        }

        .view-more-wrap {
            margin-top: 28px;
            text-align: center;
        }

        .btn-outline-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 28px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: transparent;
            border: 1px solid rgba(0, 229, 255, 0.3);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-outline-neon:hover {
            background: rgba(0, 229, 255, 0.06);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 229, 255, 0.2);
            color: var(--accent-cyan);
        }

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

        /* ============ Data Services ============ */
        .data-services {
            padding: 56px 0;
            background: var(--bg-secondary);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 22px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

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

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

        .service-card .svc-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            background: rgba(0, 229, 255, 0.08);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 14px;
        }

        .service-card .svc-icon.orange {
            background: rgba(255, 122, 0, 0.08);
            color: var(--accent-orange);
            border-color: rgba(255, 122, 0, 0.2);
        }

        .service-card .svc-icon.lime {
            background: rgba(184, 255, 0, 0.08);
            color: var(--accent-lime);
            border-color: rgba(184, 255, 0, 0.2);
        }

        .service-card .svc-icon.green {
            background: rgba(0, 255, 136, 0.08);
            color: var(--accent-green);
            border-color: rgba(0, 255, 136, 0.2);
        }

        .service-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .service-card .svc-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 14px;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
        }

        .service-card .svc-stat .stat-bar {
            flex: 1;
            height: 5px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 3px;
            overflow: hidden;
        }

        .service-card .svc-stat .stat-bar .fill {
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
            transition: width var(--transition-base);
        }

        .service-card .svc-stat .stat-bar .fill.orange {
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-orange-light));
        }

        .service-card .svc-stat .stat-bar .fill.lime {
            background: linear-gradient(90deg, var(--accent-lime), var(--accent-green));
        }

        .service-card .svc-stat .stat-bar .fill.cyan {
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-lime));
        }

        .service-card .svc-stat .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
        }

        /* ============ Related Topics ============ */
        .related-topics {
            padding: 56px 0;
        }

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

        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

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

        .topic-card .topic-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-bottom: 1px solid var(--border-color);
        }

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

        .topic-card .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 3px 10px;
            border-radius: 50px;
            margin-bottom: 10px;
        }

        .topic-card .topic-tag.orange {
            color: var(--accent-orange);
            background: rgba(255, 122, 0, 0.08);
        }

        .topic-card .topic-tag.lime {
            color: var(--accent-lime);
            background: rgba(184, 255, 0, 0.08);
        }

        .topic-card h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .topic-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ FAQ ============ */
        .data-faq {
            padding: 56px 0;
            background: var(--bg-secondary);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
        }

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

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

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 22px;
            cursor: pointer;
            transition: background var(--transition-fast);
            user-select: none;
        }

        .faq-item .faq-question:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .faq-item .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            border: 1px solid rgba(0, 229, 255, 0.2);
        }

        .faq-item .faq-question h3 {
            flex: 1;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0;
            line-height: 1.5;
        }

        .faq-item .faq-question .faq-toggle-icon {
            color: var(--text-muted);
            font-size: 14px;
            transition: transform var(--transition-base);
        }

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

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

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

        .faq-item .faq-answer p {
            padding: 0 22px 18px 64px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
        }

        /* ============ CTA Subscribe ============ */
        .cta-subscribe {
            padding: 56px 0;
            background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(22, 29, 38, 0.95) 100%);
            border-top: 1px solid var(--border-color);
        }

        .cta-panel {
            display: flex;
            align-items: center;
            gap: 40px;
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.04) 0%, rgba(255, 122, 0, 0.04) 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            flex-wrap: wrap;
        }

        .cta-panel .cta-info {
            flex: 1;
            min-width: 300px;
        }

        .cta-panel .cta-info h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.02em;
            line-height: 1.3;
        }

        .cta-panel .cta-info h2 .highlight {
            color: var(--accent-cyan);
        }

        .cta-panel .cta-info p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .cta-panel .cta-form {
            flex: 1;
            min-width: 300px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .cta-panel .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            font-size: 14px;
            color: var(--text-primary);
            background: rgba(11, 14, 19, 0.7);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            outline: none;
            transition: all var(--transition-fast);
        }

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

        .cta-panel .cta-form input:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.15);
        }

        .btn-neon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 700;
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: 0 0 20px rgba(0, 229, 255, 0.25);
            white-space: nowrap;
        }

        .btn-neon:hover {
            box-shadow: 0 0 32px rgba(0, 229, 255, 0.45);
            transform: translateY(-2px);
        }

        .btn-neon:active {
            transform: translateY(0);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
        }

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

        /* ============ Footer ============ */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 40px 0 24px;
        }

        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 24px;
            flex-wrap: wrap;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }

        .footer-brand span {
            color: var(--accent-cyan);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            margin-left: 4px;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            max-width: 320px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

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

        .footer-links a i {
            margin-right: 4px;
            font-size: 11px;
            color: var(--text-muted);
        }

        .footer-copyright {
            max-width: 1200px;
            margin: 20px auto 0;
            padding: 16px 24px 0;
            border-top: 1px solid var(--border-color);
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .summary-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .event-hero h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            section {
                padding: 40px 0;
            }
            .nav-toggle {
                display: block;
            }
            .nav-links-wrap {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(11, 14, 19, 0.98);
                border-bottom: 1px solid var(--border-color);
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
            }
            .nav-links-wrap.open {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
                gap: 2px;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links li a {
                display: block;
                padding: 12px 16px;
                width: 100%;
            }
            .nav-links li a.active::after {
                bottom: 4px;
            }
            .nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 8px;
            }
            .nav-inner {
                padding: 0 16px;
            }
            .event-hero h1 {
                font-size: 1.8rem;
            }
            .summary-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .services-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .topics-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .event-card {
                flex-direction: column;
            }
            .event-card .event-date-block {
                flex-direction: row;
                align-items: center;
                justify-content: flex-start;
                gap: 10px;
                min-width: auto;
                padding: 12px 18px;
                border-right: none;
                border-bottom: 1px solid var(--border-color);
            }
            .event-card .event-date-block .date-day {
                font-size: 1.3rem;
            }
            .event-card .event-date-block .date-month,
            .event-card .event-date-block .date-year {
                font-size: 12px;
            }
            .event-card .event-body {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 18px;
                gap: 12px;
            }
            .cta-panel {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px 22px;
                gap: 20px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .list-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .footer-inner {
                flex-direction: column;
                gap: 16px;
            }
            .faq-item .faq-answer p {
                padding-left: 22px;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .event-hero h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .cta-panel .cta-form {
                flex-direction: column;
            }
            .btn-neon,
            .btn-outline-neon {
                width: 100%;
                justify-content: center;
            }
            .nav-cta {
                font-size: 13px;
                padding: 8px 16px;
            }
            .nav-brand {
                font-size: 17px;
            }
            .nav-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .summary-item {
                padding: 16px 18px;
            }
            .summary-item .sum-icon {
                width: 40px;
                height: 40px;
                font-size: 17px;
            }
            .summary-item .sum-info .sum-num {
                font-size: 1.3rem;
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0B0E13;
            --bg-secondary: #11161D;
            --bg-tertiary: #161D26;
            --bg-card: rgba(22, 29, 38, 0.88);
            --bg-card-hover: rgba(26, 35, 46, 0.96);
            --text-primary: #F2F5F7;
            --text-secondary: #B8C0C8;
            --text-muted: #7A858F;
            --accent-orange: #FF7A00;
            --accent-orange-light: #FF9F1C;
            --accent-lime: #B8FF00;
            --accent-cyan: #00E5FF;
            --accent-green: #00FF88;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 255, 0.45);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --shadow-glow-orange: 0 0 20px rgba(255, 122, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-lime);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        section {
            padding: 56px 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-secondary);
        }
        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1419 100%);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 16px;
        }
        .section-label i {
            font-size: 12px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .section-title .highlight {
            color: var(--accent-cyan);
        }
        .section-title .highlight-orange {
            color: var(--accent-orange);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .divider-line {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            border-radius: 2px;
            margin-bottom: 20px;
        }

        /* ============ Navigation ============ */
        .site-nav {
            background: rgba(11, 14, 19, 0.96);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
        }
        .site-nav::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.7;
            pointer-events: none;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            padding: 0 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 16px;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }
        .nav-brand .brand-icon i {
            font-size: 16px;
        }
        .nav-links-wrap {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links li a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-links li a.active {
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.1);
            box-shadow: inset 0 0 12px rgba(0, 229, 255, 0.08);
            font-weight: 600;
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 1px;
            box-shadow: 0 0 8px var(--accent-cyan);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            cursor: pointer;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--border-hover);
            color: var(--accent-cyan);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-light));
            color: #0B0E13;
            font-weight: 700;
            font-size: 14px;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: var(--shadow-glow-orange);
        }
        .nav-cta:hover {
            box-shadow: 0 0 28px rgba(255, 122, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.3);
            transform: translateY(-2px);
            color: #0B0E13;
        }
        .nav-cta:active {
            transform: translateY(0);
            box-shadow: var(--shadow-glow-orange);
        }

        /* ============ 分类页 Hero（紧凑标题区） ============ */
        .category-hero {
            background: linear-gradient(180deg, #0D1217 0%, var(--bg-secondary) 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 40px 0 36px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.06), transparent 70%);
            pointer-events: none;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.05), transparent 70%);
            pointer-events: none;
        }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .breadcrumb-bar a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .breadcrumb-bar a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb-bar .sep {
            color: var(--text-muted);
            opacity: 0.5;
        }
        .breadcrumb-bar .current {
            color: var(--accent-cyan);
            font-weight: 500;
        }
        .category-hero-content {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .category-hero-text {
            flex: 1;
            min-width: 280px;
        }
        .category-hero-text h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin: 0 0 12px;
            line-height: 1.25;
        }
        .category-hero-text h1 .highlight {
            color: var(--accent-cyan);
        }
        .category-hero-text .hero-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.8;
            margin: 0;
        }
        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            background: rgba(0, 229, 255, 0.08);
            border: 1px solid rgba(0, 229, 255, 0.2);
            border-radius: 50px;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 13px;
            white-space: nowrap;
        }
        .category-hero-badge i {
            font-size: 13px;
        }

        /* ============ 数据摘要条 ============ */
        .stats-strip {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px 48px;
            align-items: center;
            justify-content: space-between;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .stats-strip::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            opacity: 0.8;
        }
        .stat-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .stat-item .stat-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            background: rgba(0, 229, 255, 0.08);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 229, 255, 0.2);
            flex-shrink: 0;
        }
        .stat-item .stat-icon.orange {
            background: rgba(255, 122, 0, 0.08);
            color: var(--accent-orange);
            border-color: rgba(255, 122, 0, 0.2);
        }
        .stat-item .stat-icon.lime {
            background: rgba(184, 255, 0, 0.08);
            color: var(--accent-lime);
            border-color: rgba(184, 255, 0, 0.2);
        }
        .stat-item .stat-icon.green {
            background: rgba(0, 255, 136, 0.08);
            color: var(--accent-green);
            border-color: rgba(0, 255, 136, 0.2);
        }
        .stat-item .stat-info .stat-value {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        .stat-item .stat-info .stat-value .unit {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-muted);
            margin-left: 4px;
        }
        .stat-item .stat-info .stat-label {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        /* ============ 战队排名榜单主体 ============ */
        .ranking-section {
            background-color: var(--bg-primary);
        }
        .ranking-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 28px;
            align-items: center;
        }
        .ranking-filter-bar .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 4px;
            white-space: nowrap;
        }
        .filter-chip {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }
        .filter-chip.active {
            background: rgba(0, 229, 255, 0.12);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 600;
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.12);
        }
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-card {
            display: grid;
            grid-template-columns: 64px 1fr auto;
            gap: 16px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .rank-card:hover {
            border-color: var(--border-hover);
            background: var(--bg-card-hover);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), var(--shadow-glow);
            transform: translateY(-2px);
        }
        .rank-card.top-1 {
            border-left: 3px solid var(--accent-orange);
        }
        .rank-card.top-2 {
            border-left: 3px solid rgba(255, 255, 255, 0.6);
        }
        .rank-card.top-3 {
            border-left: 3px solid #CD7F32;
        }
        .rank-number {
            font-size: 28px;
            font-weight: 900;
            letter-spacing: -0.03em;
            color: var(--text-muted);
            text-align: center;
            line-height: 1;
            transition: all var(--transition-base);
        }
        .rank-card.top-1 .rank-number {
            color: var(--accent-orange);
            text-shadow: 0 0 20px rgba(255, 122, 0, 0.5);
        }
        .rank-card.top-2 .rank-number {
            color: #E8E8E8;
            text-shadow: 0 0 16px rgba(255, 255, 255, 0.3);
        }
        .rank-card.top-3 .rank-number {
            color: #D4A055;
            text-shadow: 0 0 16px rgba(212, 160, 85, 0.3);
        }
        .rank-team-info {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .rank-team-badge {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, #1A2432, #0E141B);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            color: var(--accent-cyan);
            flex-shrink: 0;
            letter-spacing: -0.05em;
        }
        .rank-team-meta {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .rank-team-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }
        .rank-team-sub {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .rank-stats {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .rank-stat-block {
            text-align: center;
            min-width: 50px;
        }
        .rank-stat-block .stat-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }
        .rank-stat-block .stat-tag {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .rank-points {
            font-size: 24px;
            font-weight: 800;
            color: var(--accent-cyan);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .rank-points .pts-label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
        }
        .rank-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 50px;
            white-space: nowrap;
        }
        .rank-trend.up {
            color: var(--accent-green);
            background: rgba(0, 255, 136, 0.1);
            border: 1px solid rgba(0, 255, 136, 0.25);
        }
        .rank-trend.down {
            color: #FF6B6B;
            background: rgba(255, 107, 107, 0.1);
            border: 1px solid rgba(255, 107, 107, 0.25);
        }
        .rank-trend.flat {
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
        }
        .points-bar-wrap {
            flex: 1;
            min-width: 100px;
            max-width: 180px;
            height: 6px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 3px;
            overflow: hidden;
            position: relative;
        }
        .points-bar-fill {
            height: 100%;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1);
        }

        /* ============ 战绩趋势对比 ============ */
        .trend-section {
            background-color: var(--bg-secondary);
        }
        .trend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .trend-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .trend-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .trend-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--accent-cyan), transparent);
            opacity: 0.6;
        }
        .trend-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
            gap: 12px;
            flex-wrap: wrap;
        }
        .trend-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
        }
        .trend-card-badge {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 4px 12px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
        }
        .trend-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
            gap: 12px;
        }
        .trend-row:last-child {
            border-bottom: none;
        }
        .trend-row .team-tag {
            font-weight: 600;
            font-size: 14px;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .trend-row .trend-value {
            font-weight: 700;
            font-size: 14px;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .trend-row .trend-value.positive {
            color: var(--accent-green);
        }
        .trend-row .trend-value.negative {
            color: #FF6B6B;
        }

        /* ============ 相关专题 ============ */
        .topic-section {
            background-color: var(--bg-primary);
        }
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .topic-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--bg-tertiary);
        }
        .topic-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }
        .topic-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .topic-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }
        .topic-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }
        .topic-card-link i {
            font-size: 11px;
            transition: transform var(--transition-fast);
        }
        .topic-card-link:hover {
            color: var(--accent-lime);
        }
        .topic-card-link:hover i {
            transform: translateX(4px);
        }

        /* ============ FAQ ============ */
        .faq-section {
            background-color: var(--bg-secondary);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: rgba(0, 229, 255, 0.25);
        }
        .faq-question {
            padding: 18px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
        }
        .faq-question .faq-icon {
            color: var(--accent-cyan);
            font-size: 14px;
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ============ CTA 订阅区 ============ */
        .cta-section {
            background: linear-gradient(135deg, #0D1217 0%, #141B22 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(255, 122, 0, 0.08), transparent 70%);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(0, 229, 255, 0.06), transparent 70%);
            pointer-events: none;
        }
        .cta-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-text {
            flex: 1;
            min-width: 280px;
        }
        .cta-text h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .cta-text h2 .highlight {
            color: var(--accent-cyan);
        }
        .cta-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
            max-width: 520px;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px;
        }
        .cta-form input {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 14px;
            min-width: 240px;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .cta-form input:focus {
            border-color: var(--border-hover);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.1);
        }
        .cta-form input::placeholder {
            color: var(--text-muted);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-light));
            color: #0B0E13;
            font-weight: 700;
            font-size: 14px;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: var(--shadow-glow-orange);
        }
        .btn-primary:hover {
            box-shadow: 0 0 32px rgba(255, 122, 0, 0.4), 0 4px 14px rgba(0, 0, 0, 0.3);
            transform: translateY(-2px);
            color: #0B0E13;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-glow-orange);
        }
        .btn-primary:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #0A0D11;
            border-top: 1px solid var(--border-color);
            padding: 48px 0 0;
            position: relative;
        }
        .site-footer::before {
            content: '';
            position: absolute;
            top: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-orange), var(--accent-cyan), transparent);
            opacity: 0.5;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px 32px;
            display: flex;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .footer-brand span {
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 0.06em;
            margin-left: 4px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            max-width: 320px;
            line-height: 1.7;
            margin: 0;
        }
        .footer-links {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
        }
        .footer-links a {
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--accent-cyan);
        }
        .footer-links a i {
            font-size: 12px;
        }
        .footer-copyright {
            padding: 16px 24px;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
            background: rgba(0, 0, 0, 0.3);
        }

        /* ============ 查看更多按钮 ============ */
        .view-more-wrap {
            text-align: center;
            margin-top: 28px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .btn-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 229, 255, 0.15);
        }
        .btn-outline:focus {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }
        .btn-outline i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .btn-outline:hover i {
            transform: translateX(4px);
        }

        /* ============ Foundation 覆盖 ============ */
        .row {
            max-width: 100%;
        }
        .columns {
            padding-left: 12px;
            padding-right: 12px;
        }
        button,
        .button {
            font-family: var(--font-sans);
        }
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            background-color: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
        }
        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--border-hover);
            outline: none;
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.1);
        }
        input::placeholder,
        textarea::placeholder {
            color: var(--text-muted);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 1.7rem;
            }
            .category-hero-text h1 {
                font-size: 2rem;
            }
            .rank-card {
                grid-template-columns: 48px 1fr auto;
                gap: 12px;
                padding: 14px 16px;
            }
            .rank-number {
                font-size: 24px;
            }
            .rank-points {
                font-size: 20px;
            }
            .rank-stats {
                gap: 12px;
            }
            .stats-strip {
                gap: 16px 28px;
                padding: 20px;
            }
            .stat-item .stat-info .stat-value {
                font-size: 18px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .nav-links-wrap {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(11, 14, 19, 0.98);
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px;
                gap: 8px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
                backdrop-filter: blur(18px);
                -webkit-backdrop-filter: blur(18px);
            }
            .nav-links-wrap.open {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                gap: 2px;
            }
            .nav-links li a {
                padding: 12px 16px;
                font-size: 15px;
            }
            .nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 8px;
            }
            section {
                padding: 40px 0;
            }
            .category-hero {
                padding: 28px 0 24px;
            }
            .category-hero-text h1 {
                font-size: 1.7rem;
            }
            .category-hero-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .rank-card {
                grid-template-columns: 40px 1fr;
                gap: 10px;
                padding: 12px 14px;
            }
            .rank-number {
                font-size: 20px;
            }
            .rank-stats {
                grid-column: 1 / -1;
                justify-content: flex-start;
                gap: 16px;
                flex-wrap: wrap;
            }
            .rank-team-badge {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }
            .rank-team-name {
                font-size: 15px;
            }
            .rank-points {
                font-size: 18px;
            }
            .points-bar-wrap {
                max-width: 120px;
            }
            .stats-strip {
                flex-direction: column;
                align-items: stretch;
                gap: 16px;
            }
            .stat-item .stat-icon {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
            .stat-item .stat-info .stat-value {
                font-size: 17px;
            }
            .cta-content {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-form input {
                min-width: auto;
                width: 100%;
            }
            .cta-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-inner {
                flex-direction: column;
                gap: 20px;
            }
            .footer-links {
                flex-wrap: wrap;
                gap: 8px;
            }
            .trend-grid,
            .topic-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .nav-inner {
                padding: 0 16px;
            }
            .category-hero-text h1 {
                font-size: 1.5rem;
            }
            .rank-card {
                grid-template-columns: 32px 1fr;
                gap: 8px;
                padding: 10px 12px;
            }
            .rank-number {
                font-size: 18px;
            }
            .rank-team-info {
                gap: 10px;
            }
            .rank-team-badge {
                width: 32px;
                height: 32px;
                font-size: 13px;
            }
            .rank-team-name {
                font-size: 14px;
            }
            .rank-stats {
                gap: 10px;
            }
            .rank-stat-block .stat-num {
                font-size: 15px;
            }
            .rank-points {
                font-size: 16px;
            }
            .points-bar-wrap {
                max-width: 100px;
                height: 4px;
            }
            .rank-trend {
                font-size: 11px;
                padding: 2px 8px;
            }
            .filter-chip {
                font-size: 12px;
                padding: 5px 12px;
            }
            .btn-primary,
            .btn-outline {
                padding: 10px 20px;
                font-size: 13px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px 16px;
                font-size: 13px;
            }
            .topic-card-img {
                height: 140px;
            }
            .section-title {
                font-size: 1.35rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #0B0E13;
            --bg-secondary: #11161D;
            --bg-tertiary: #161D26;
            --bg-card: rgba(22, 29, 38, 0.88);
            --bg-card-hover: rgba(26, 35, 46, 0.96);
            --text-primary: #F2F5F7;
            --text-secondary: #B8C0C8;
            --text-muted: #7A858F;
            --accent-orange: #FF7A00;
            --accent-orange-light: #FF9F1C;
            --accent-lime: #B8FF00;
            --accent-cyan: #00E5FF;
            --accent-green: #00FF88;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(0, 229, 255, 0.45);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 24px rgba(0, 229, 255, 0.12);
            --shadow-glow-orange: 0 0 20px rgba(255, 122, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-base: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--accent-lime);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        section {
            padding: 52px 0;
            position: relative;
        }
        .section-alt {
            background-color: var(--bg-secondary);
        }
        .section-alt-2 {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1419 100%);
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            padding: 6px 16px;
            border-radius: 50px;
            border: 1px solid rgba(0, 229, 255, 0.2);
            margin-bottom: 16px;
        }
        .section-label i {
            font-size: 12px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text-primary);
        }
        .section-title .highlight {
            color: var(--accent-cyan);
        }
        .section-title .highlight-orange {
            color: var(--accent-orange);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .divider-line {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan));
            border-radius: 2px;
            margin-bottom: 20px;
        }

        /* ============ Navigation ============ */
        .site-nav {
            background: rgba(11, 14, 19, 0.96);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
        }
        .site-nav::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.7;
            pointer-events: none;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            padding: 0 24px;
            max-width: 1200px;
            margin: 0 auto;
            gap: 16px;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }
        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B0E13;
            font-weight: 900;
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.3);
        }
        .nav-brand .brand-icon i {
            font-size: 16px;
        }
        .nav-links-wrap {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--text-primary);
            border-color: var(--border-color);
            background: rgba(255, 255, 255, 0.03);
        }
        .nav-links li a.active {
            color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.08);
            border-color: rgba(0, 229, 255, 0.2);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.12);
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-lime));
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 0 16px rgba(255, 122, 0, 0.2);
        }
        .nav-cta:hover {
            box-shadow: 0 0 24px rgba(255, 122, 0, 0.4);
            transform: translateY(-1px);
        }
        .nav-cta:active {
            transform: translateY(1px);
            box-shadow: 0 0 8px rgba(255, 122, 0, 0.2);
        }
        .nav-cta:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            padding: 8px 12px;
            cursor: pointer;
            font-size: 18px;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--border-hover);
            color: var(--accent-cyan);
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb span.sep {
            color: var(--text-muted);
            font-size: 11px;
        }
        .breadcrumb span.current {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        /* ============ Category Hero ============ */
        .category-hero {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-color);
            padding: 36px 0 28px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-orange), transparent);
            opacity: 0.5;
        }
        .category-hero-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 1;
        }
        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin: 0 0 8px;
            color: var(--text-primary);
        }
        .category-hero-desc {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin: 0;
        }
        .category-hero-badges {
            display: flex;
            gap: 10px;
            margin-top: 16px;
            flex-wrap: wrap;
        }
        .category-hero-badges .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 50px;
            background: rgba(0, 255, 136, 0.08);
            border: 1px solid rgba(0, 255, 136, 0.25);
            color: var(--accent-green);
        }
        .category-hero-badges .badge-status.orange {
            background: rgba(255, 122, 0, 0.08);
            border-color: rgba(255, 122, 0, 0.25);
            color: var(--accent-orange-light);
        }
        .category-hero-badges .badge-status.cyan {
            background: rgba(0, 229, 255, 0.08);
            border-color: rgba(0, 229, 255, 0.25);
            color: var(--accent-cyan);
        }

        /* ============ Data Summary Strip ============ */
        .data-summary-strip {
            padding: 24px 0;
            background: var(--bg-tertiary);
            border-bottom: 1px solid var(--border-color);
        }
        .summary-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .summary-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .summary-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
        }
        .summary-icon {
            width: 40px;
            height: 40px;
            flex-shrink: 0;
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.15), rgba(255, 122, 0, 0.1));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 18px;
        }
        .summary-info .summary-number {
            font-size: 1.5rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--accent-cyan);
            letter-spacing: -0.02em;
        }
        .summary-info .summary-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.02em;
        }

        /* ============ News List ============ */
        .news-feed-section {
            background: var(--bg-primary);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .news-item {
            display: flex;
            gap: 20px;
            padding: 20px 22px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }
        .news-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--accent-cyan), var(--accent-orange));
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .news-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
            background: var(--bg-card-hover);
        }
        .news-item:hover::before {
            opacity: 1;
        }
        .news-date-block {
            flex-shrink: 0;
            width: 80px;
            text-align: center;
            padding: 10px 6px;
            background: rgba(0, 0, 0, 0.35);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            align-self: flex-start;
        }
        .news-date-block .date-day {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--accent-orange-light);
            line-height: 1.2;
        }
        .news-date-block .date-meta {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.05em;
        }
        .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-content h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--text-primary);
        }
        .news-content h3 a {
            color: var(--text-primary);
            transition: color var(--transition-fast);
        }
        .news-content h3 a:hover {
            color: var(--accent-cyan);
        }
        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0 0 12px;
        }
        .news-meta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .news-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11px;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: 50px;
            background: rgba(0, 229, 255, 0.08);
            border: 1px solid rgba(0, 229, 255, 0.2);
            color: var(--accent-cyan);
            letter-spacing: 0.03em;
        }
        .news-tag.orange {
            background: rgba(255, 122, 0, 0.08);
            border-color: rgba(255, 122, 0, 0.22);
            color: var(--accent-orange-light);
        }
        .news-tag.lime {
            background: rgba(184, 255, 0, 0.07);
            border-color: rgba(184, 255, 0, 0.2);
            color: var(--accent-lime);
        }
        .news-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            transition: all var(--transition-fast);
            padding: 6px 0;
            border: none;
            background: none;
            cursor: pointer;
        }
        .news-read-more i {
            font-size: 11px;
            transition: transform var(--transition-fast);
        }
        .news-read-more:hover {
            color: var(--accent-lime);
        }
        .news-read-more:hover i {
            transform: translateX(4px);
        }
        .news-view-all {
            display: flex;
            justify-content: center;
            margin-top: 28px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 28px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: transparent;
            border: 1px solid rgba(0, 229, 255, 0.35);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .btn-outline:hover {
            border-color: var(--accent-cyan);
            background: rgba(0, 229, 255, 0.06);
            box-shadow: 0 0 18px rgba(0, 229, 255, 0.15);
            color: var(--accent-cyan);
        }
        .btn-outline:active {
            transform: translateY(1px);
        }
        .btn-outline:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* ============ Topic Tags ============ */
        .topic-tags-section {
            background: var(--bg-secondary);
            padding: 36px 0;
        }
        .topic-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 50px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: default;
        }
        .topic-tag i {
            font-size: 11px;
            color: var(--accent-orange);
        }
        .topic-tag:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
            background: var(--bg-card-hover);
            box-shadow: 0 0 14px rgba(0, 229, 255, 0.1);
        }

        /* ============ Related Topics ============ */
        .related-topics-section {
            background: var(--bg-primary);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .topic-card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .topic-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .topic-card:hover .topic-card-img img {
            transform: scale(1.05);
        }
        .topic-card-img::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40%;
            background: linear-gradient(180deg, transparent, rgba(11, 14, 19, 0.8));
        }
        .topic-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .topic-card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .topic-card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 14px;
            flex: 1;
        }
        .topic-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }
        .topic-card-link i {
            font-size: 11px;
            transition: transform var(--transition-fast);
        }
        .topic-card-link:hover {
            color: var(--accent-lime);
        }
        .topic-card-link:hover i {
            transform: translateX(4px);
        }

        /* ============ Data Info Section ============ */
        .data-info-section {
            background: var(--bg-secondary);
        }
        .data-info-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .data-info-card {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }
        .data-info-card:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
        }
        .data-info-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, rgba(0, 229, 255, 0.12), rgba(255, 122, 0, 0.08));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-cyan);
            font-size: 18px;
        }
        .data-info-content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--text-primary);
        }
        .data-info-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ============ FAQ ============ */
        .faq-section {
            background: var(--bg-primary);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--border-hover);
            box-shadow: var(--shadow-glow);
        }
        .faq-question {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-question i {
            color: var(--accent-orange);
            font-size: 14px;
            margin-top: 4px;
            flex-shrink: 0;
        }
        .faq-answer {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0;
            padding-left: 24px;
        }

        /* ============ CTA / Subscribe ============ */
        .cta-section {
            background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
            padding: 52px 0;
        }
        .cta-panel {
            max-width: 820px;
            margin: 0 auto;
            padding: 36px 32px;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent-orange), var(--accent-cyan), var(--accent-lime));
        }
        .cta-panel h2 {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 10px;
            color: var(--text-primary);
        }
        .cta-panel p {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto 22px;
            line-height: 1.75;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 460px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input[type="email"] {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            font-size: 14px;
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            outline: none;
            transition: all var(--transition-fast);
        }
        .cta-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }
        .cta-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 12px rgba(0, 229, 255, 0.12);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 700;
            color: #0B0E13;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-lime));
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            box-shadow: 0 0 18px rgba(255, 122, 0, 0.22);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 0 30px rgba(255, 122, 0, 0.38);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 10px rgba(255, 122, 0, 0.18);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--bg-primary);
            border-top: 1px solid var(--border-color);
            padding: 36px 0 20px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: flex-start;
            justify-content: space-between;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }
        .footer-brand span {
            color: var(--accent-orange);
            font-size: 12px;
            letter-spacing: 0.08em;
            font-weight: 600;
            margin-left: 4px;
        }
        .footer-desc {
            font-size: 13px;
            color: var(--text-muted);
            max-width: 320px;
            line-height: 1.7;
            margin: 0;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 16px;
            align-items: center;
            font-size: 13px;
        }
        .footer-links a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .footer-links a:hover {
            color: var(--accent-cyan);
        }
        .footer-links i {
            font-size: 11px;
            color: var(--accent-orange);
        }
        .footer-copyright {
            max-width: 1200px;
            margin: 0 auto;
            padding: 16px 24px 0;
            border-top: 1px solid var(--border-color);
            margin-top: 24px;
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            letter-spacing: 0.03em;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .summary-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-info-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-links-wrap {
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(11, 14, 19, 0.98);
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                padding: 16px 24px;
                gap: 6px;
                display: none;
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
            }
            .nav-links-wrap.open {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
                gap: 2px;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links li a {
                padding: 10px 16px;
                font-size: 15px;
                border: 1px solid transparent;
                display: block;
                width: 100%;
            }
            .nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 8px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .category-hero-desc {
                font-size: 14px;
            }
            .summary-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                padding: 0 16px;
            }
            .summary-item {
                padding: 10px 14px;
                gap: 10px;
            }
            .summary-info .summary-number {
                font-size: 1.2rem;
            }
            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px;
            }
            .news-date-block {
                width: auto;
                display: flex;
                align-items: center;
                gap: 10px;
                padding: 8px 14px;
                align-self: flex-start;
            }
            .news-date-block .date-day {
                font-size: 1.1rem;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 14px;
                padding: 0 16px;
            }
            .topic-card-img {
                height: 140px;
            }
            .data-info-grid {
                padding: 0 16px;
            }
            .faq-list {
                padding: 0 16px;
            }
            .cta-panel {
                padding: 26px 20px;
                margin: 0 16px;
            }
            .cta-form input[type="email"] {
                min-width: 100%;
            }
            .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-inner {
                flex-direction: column;
                gap: 18px;
            }
            .footer-links {
                gap: 8px 12px;
            }
            section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.45rem;
            }
        }

        @media (max-width: 520px) {
            .nav-inner {
                padding: 0 16px;
                min-height: 60px;
            }
            .nav-brand {
                font-size: 17px;
            }
            .nav-brand .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .nav-links-wrap {
                top: 60px;
            }
            .category-hero {
                padding: 24px 0 20px;
            }
            .category-hero h1 {
                font-size: 1.45rem;
            }
            .summary-grid {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 0 12px;
            }
            .summary-item {
                padding: 10px 12px;
            }
            .news-list {
                padding: 0 4px;
            }
            .news-item {
                padding: 12px 14px;
            }
            .news-content h3 {
                font-size: 1rem;
            }
            .news-summary {
                font-size: 13px;
            }
            .related-grid {
                padding: 0 12px;
            }
            .data-info-grid {
                padding: 0 12px;
            }
            .faq-list {
                padding: 0 12px;
            }
            .faq-item {
                padding: 14px 16px;
            }
            .faq-question {
                font-size: 14px;
            }
            .faq-answer {
                font-size: 13px;
                padding-left: 20px;
            }
            .cta-panel {
                padding: 22px 16px;
                margin: 0 12px;
            }
            .cta-panel h2 {
                font-size: 1.3rem;
            }
            .topic-tags-wrap {
                padding: 0 12px;
                gap: 8px;
            }
            .topic-tag {
                font-size: 12px;
                padding: 6px 14px;
            }
            .footer-inner {
                padding: 0 16px;
            }
            .footer-copyright {
                padding: 14px 16px 0;
                font-size: 11px;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 6px;
            }
        }