/* roulang page: index */
:root {
            --primary-950: #070d1a;
            --primary-900: #0b1424;
            --primary-800: #111e35;
            --primary-700: #1b2d4b;
            --primary-600: #263d61;
            --accent-300: #fcd34d;
            --accent-400: #fbbf24;
            --accent-500: #f59e0b;
            --accent-600: #d97706;
            --cyanx-300: #67e8f9;
            --cyanx-400: #22d3ee;
            --cyanx-500: #06b6d4;
            --cyanx-600: #0891b2;
            --text-main: #e2e8f0;
            --text-muted: #94a3b8;
            --border-dark: rgba(148, 163, 184, 0.14);
            --radius-lg: 1rem;
            --radius-xl: 1.5rem;
            --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.25);
            --transition: 0.25s ease;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--primary-950);
            color: var(--text-main);
            line-height: 1.75;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        .page-wrap {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        @media (max-width: 768px) {
            .page-wrap {
                padding: 0 1.25rem;
            }
        }

        @media (max-width: 520px) {
            .page-wrap {
                padding: 0 1rem;
            }
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(7, 13, 26, 0.82);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(148, 163, 184, 0.10);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            background: rgba(7, 13, 26, 0.95);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .nav-left {
            display: flex;
            align-items: center;
            gap: 2.25rem;
        }

        .brand-logo {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            white-space: nowrap;
        }

        .brand-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--cyanx-400), var(--accent-500));
            box-shadow: 0 0 14px rgba(34, 211, 238, 0.8);
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
        }

        .nav-menu a {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.625rem 1.125rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: #b6c2d4;
            border-radius: 999px;
            transition: all 0.2s ease;
        }

        .nav-menu a:hover {
            color: #fff;
            background: rgba(148, 163, 184, 0.12);
        }

        .nav-menu a.active {
            color: #fff;
            background: rgba(6, 182, 212, 0.16);
            box-shadow: inset 0 0 0 1px rgba(6, 182, 212, 0.35);
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .nav-search {
            position: relative;
        }

        .nav-search input {
            width: 210px;
            height: 40px;
            border-radius: 999px;
            border: 1px solid rgba(148, 163, 184, 0.25);
            background: rgba(148, 163, 184, 0.08);
            color: #fff;
            padding: 0 1rem 0 2.5rem;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }

        .nav-search input::placeholder {
            color: #7c8ba1;
        }

        .nav-search input:focus {
            border-color: var(--cyanx-500);
            box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.18);
        }

        .nav-search i {
            position: absolute;
            left: 0.9rem;
            top: 50%;
            transform: translateY(-50%);
            color: #7c8ba1;
            font-size: 0.85rem;
            pointer-events: none;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            height: 40px;
            padding: 0 1.25rem;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--accent-400), var(--accent-600));
            color: #0b1424;
            font-weight: 700;
            font-size: 0.92rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            border: 1px solid rgba(148, 163, 184, 0.2);
            color: #fff;
            font-size: 1.2rem;
            background: rgba(148, 163, 184, 0.08);
            align-items: center;
            justify-content: center;
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: rgba(7, 13, 26, 0.98);
            backdrop-filter: blur(20px);
            padding: 1rem 1.25rem 1.5rem;
            border-bottom: 1px solid rgba(148, 163, 184, 0.12);
            z-index: 99;
            flex-direction: column;
            gap: 0.5rem;
        }

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

        .mobile-drawer a {
            display: block;
            padding: 0.75rem 1rem;
            border-radius: 12px;
            font-size: 1rem;
            color: #cbd5e1;
        }

        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            background: rgba(6, 182, 212, 0.14);
            color: #fff;
        }

        @media (max-width: 920px) {
            .nav-menu,
            .nav-search,
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-left {
                gap: 1rem;
            }
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            margin-top: 72px;
            min-height: 560px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(7, 13, 26, 0.96) 0%, rgba(7, 13, 26, 0.80) 50%, rgba(7, 13, 26, 0.45) 100%);
        }

        .hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 3rem;
            align-items: center;
            padding: 4.5rem 0;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 1rem;
            border-radius: 999px;
            background: rgba(6, 182, 212, 0.14);
            border: 1px solid rgba(6, 182, 212, 0.3);
            color: var(--cyanx-300);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 1.5rem;
        }

        .hero-kicker i {
            font-size: 0.75rem;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.18;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 1.25rem;
        }

        .hero-title span {
            background: linear-gradient(120deg, var(--cyanx-300), var(--accent-400));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 1.075rem;
            color: #b6c2d4;
            max-width: 540px;
            margin-bottom: 2rem;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.875rem 1.75rem;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.95rem;
            background: linear-gradient(135deg, #22d3ee, #0891b2);
            color: #0b1424;
            box-shadow: 0 8px 32px rgba(6, 182, 212, 0.35);
            transition: all 0.25s ease;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(6, 182, 212, 0.45);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.875rem 1.75rem;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid rgba(148, 163, 184, 0.3);
            color: #dbe4f0;
            background: rgba(148, 163, 184, 0.06);
            transition: all 0.25s ease;
        }

        .btn-secondary:hover {
            border-color: var(--cyanx-500);
            color: #fff;
            background: rgba(6, 182, 212, 0.08);
        }

        .hero-hud {
            background: rgba(11, 20, 36, 0.82);
            border: 1px solid rgba(148, 163, 184, 0.18);
            border-radius: 24px;
            padding: 1.75rem;
            backdrop-filter: blur(12px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
        }

        .hud-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.25rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid rgba(148, 163, 184, 0.14);
        }

        .hud-header .hud-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .hud-header .hud-title i {
            color: var(--cyanx-400);
        }

        .hud-live {
            font-size: 0.75rem;
            font-weight: 700;
            color: #f87171;
            background: rgba(248, 113, 113, 0.15);
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            display: flex;
            align-items: center;
            gap: 0.375rem;
        }

        .hud-live .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #f87171;
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.8);
            }
        }

        .hud-list {
            display: grid;
            gap: 0.875rem;
        }

        .hud-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 0.65rem 1rem;
            background: rgba(148, 163, 184, 0.06);
            border-radius: 12px;
            border: 1px solid rgba(148, 163, 184, 0.08);
        }

        .hud-row .match {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.88rem;
            font-weight: 600;
            color: #cbd5e1;
        }

        .hud-row .score {
            font-size: 0.85rem;
            font-weight: 800;
            color: var(--accent-400);
            background: rgba(245, 158, 11, 0.1);
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
        }

        .hud-foot {
            margin-top: 1.25rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(148, 163, 184, 0.14);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .hud-foot span {
            font-size: 0.82rem;
            color: #7c8ba1;
        }

        .hud-foot a {
            font-size: 0.85rem;
            color: var(--cyanx-400);
            font-weight: 600;
        }

        @media (max-width: 920px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2.5rem;
                padding: 3rem 0 3.5rem;
            }
            .hero-title {
                font-size: 2.25rem;
            }
            .hero-section {
                min-height: auto;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.85rem;
            }
            .hero-deskc {
                font-size: 0.95rem;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== Section Base ========== */
        .section {
            padding: 5rem 0;
        }

        .section-alt {
            background: linear-gradient(180deg, var(--primary-950) 0%, var(--primary-900) 50%, var(--primary-950) 100%);
        }

        .section-head {
            max-width: 720px;
            margin: 0 auto 3rem;
            text-align: center;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            color: var(--cyanx-400);
            margin-bottom: 0.75rem;
            text-transform: uppercase;
        }

        .section-head h2 {
            font-size: 2.25rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-head p {
            margin-top: 0.875rem;
            font-size: 1rem;
            color: #8fa0b8;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .section {
                padding: 3.5rem 0;
            }
            .section-head h2 {
                font-size: 1.75rem;
            }
        }

        /* ========== Intro / About ========== */
        .intro-grid {
            display: grid;
            grid-template-columns: 0.95fr 1.05fr;
            gap: 3rem;
            align-items: center;
        }

        .intro-visual {
            border-radius: 24px;
            overflow: hidden;
            position: relative;
            box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
        }

        .intro-visual img {
            width: 100%;
            min-height: 320px;
            object-fit: cover;
        }

        .intro-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 13, 26, 0.55), transparent 60%);
        }

        .intro-content .intro-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--accent-400);
            letter-spacing: 0.05em;
            margin-bottom: 1rem;
        }

        .intro-content h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 1.25rem;
        }

        .intro-content p {
            color: #8fa0b8;
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .intro-list {
            display: grid;
            gap: 0.875rem;
            margin-top: 1.5rem;
        }

        .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            color: #b6c2d4;
            font-size: 0.95rem;
        }

        .intro-list li i {
            color: var(--cyanx-400);
            margin-top: 0.3rem;
        }

        @media (max-width: 920px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        /* ========== Stats ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: rgba(148, 163, 184, 0.06);
            border: 1px solid rgba(148, 163, 184, 0.12);
            border-radius: 20px;
            padding: 2rem 1.5rem;
            text-align: center;
            transition: transform 0.25s ease, border-color 0.25s ease;
        }

        .stat-card:hover {
            transform: translateY(-4px);
            border-color: rgba(6, 182, 212, 0.4);
        }

        .stat-card .stat-num {
            font-size: 2.5rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
        }

        .stat-card .stat-num em {
            font-style: normal;
            color: var(--cyanx-400);
        }

        .stat-card .stat-label {
            margin-top: 0.5rem;
            font-size: 0.95rem;
            color: #8fa0b8;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== Category Cards ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .category-card {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background: var(--primary-800);
            border: 1px solid rgba(148, 163, 184, 0.12);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }

        .category-card .card-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .category-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .category-card .card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 20, 36, 0.88), transparent 55%);
        }

        .category-card .card-body {
            padding: 1.5rem 1.75rem 2rem;
            position: relative;
        }

        .category-card .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--cyanx-300);
            background: rgba(6, 182, 212, 0.12);
            border: 1px solid rgba(6, 182, 212, 0.25);
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            margin-bottom: 0.875rem;
        }

        .category-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .category-card p {
            font-size: 0.95rem;
            color: #8fa0b8;
            line-height: 1.7;
            margin-bottom: 1.25rem;
        }

        .category-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
            font-size: 0.92rem;
            color: var(--accent-400);
            transition: gap 0.2s ease;
        }

        .category-card .card-link:hover {
            gap: 0.75rem;
            color: var(--accent-300);
        }

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

        /* ========== News List ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 2.5rem;
            align-items: start;
        }

        .news-list {
            display: grid;
            gap: 1.25rem;
        }

        .news-card {
            display: flex;
            gap: 1.25rem;
            background: rgba(148, 163, 184, 0.05);
            border: 1px solid rgba(148, 163, 184, 0.10);
            border-radius: 18px;
            padding: 1.25rem;
            transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
        }

        .news-card:hover {
            background: rgba(148, 163, 184, 0.09);
            border-color: rgba(6, 182, 212, 0.3);
            transform: translateX(4px);
        }

        .news-card .news-thumb {
            width: 120px;
            height: 90px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
        }

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

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

        .news-info .news-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 0.375rem;
            flex-wrap: wrap;
        }

        .news-info .news-meta .badge {
            font-size: 0.72rem;
            font-weight: 700;
            padding: 0.2rem 0.6rem;
            border-radius: 999px;
            background: rgba(6, 182, 212, 0.14);
            color: var(--cyanx-300);
            border: 1px solid rgba(6, 182, 212, 0.2);
        }

        .news-info .news-meta time {
            font-size: 0.78rem;
            color: #7c8ba1;
        }

        .news-info h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #e2e8f0;
            line-height: 1.5;
            margin-bottom: 0.375rem;
        }

        .news-info h3 a:hover {
            color: var(--cyanx-400);
        }

        .news-info p {
            font-size: 0.875rem;
            color: #8fa0b8;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-empty {
            text-align: center;
            padding: 3rem 2rem;
            background: rgba(148, 163, 184, 0.05);
            border: 1px dashed rgba(148, 163, 184, 0.2);
            border-radius: 18px;
            color: #8fa0b8;
        }

        .news-side {
            display: grid;
            gap: 1.5rem;
        }

        .side-panel {
            background: rgba(11, 20, 36, 0.75);
            border: 1px solid rgba(148, 163, 184, 0.14);
            border-radius: 20px;
            padding: 1.5rem 1.75rem;
        }

        .side-panel .panel-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1rem;
        }

        .side-panel .panel-title i {
            color: var(--accent-400);
        }

        .side-list {
            display: grid;
            gap: 0.75rem;
        }

        .side-list a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.6rem 0.9rem;
            background: rgba(148, 163, 184, 0.06);
            border-radius: 10px;
            font-size: 0.88rem;
            color: #b6c2d4;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .side-list a:hover {
            background: rgba(6, 182, 212, 0.1);
            color: var(--cyanx-300);
        }

        .side-list a span {
            font-size: 0.78rem;
            color: #7c8ba1;
        }

        @media (max-width: 920px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-card {
                flex-direction: column;
            }
            .news-card .news-thumb {
                width: 100%;
                height: 160px;
            }
        }

        /* ========== Features / Feature Split ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .feature-card {
            position: relative;
            border-radius: 22px;
            overflow: hidden;
            background: var(--primary-800);
            border: 1px solid rgba(148, 163, 184, 0.12);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 50px rgba(0, 0, 0, 0.35);
        }

        .feature-card .feature-img {
            height: 210px;
            overflow: hidden;
            position: relative;
        }

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

        .feature-card .feature-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 20, 36, 0.9), transparent 46%);
        }

        .feature-card .feature-body {
            padding: 1.5rem 1.75rem 2rem;
        }

        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(245, 158, 11, 0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-400);
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.625rem;
        }

        .feature-card p {
            font-size: 0.92rem;
            color: #8fa0b8;
            line-height: 1.75;
        }

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

        /* ========== Process ========== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .process-step {
            position: relative;
            background: rgba(148, 163, 184, 0.05);
            border: 1px solid rgba(148, 163, 184, 0.10);
            border-radius: 20px;
            padding: 1.75rem 1.5rem;
            text-align: left;
            transition: transform 0.25s ease, border-color 0.25s ease;
        }

        .process-step:hover {
            transform: translateY(-4px);
            border-color: rgba(6, 182, 212, 0.3);
        }

        .process-step .step-num {
            font-size: 2.5rem;
            font-weight: 900;
            color: rgba(6, 182, 212, 0.28);
            line-height: 1;
            margin-bottom: 1rem;
        }

        .process-step h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .process-step p {
            font-size: 0.88rem;
            color: #8fa0b8;
            line-height: 1.65;
        }

        @media (max-width: 768px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 1rem;
        }

        .faq-item {
            background: rgba(148, 163, 184, 0.05);
            border: 1px solid rgba(148, 163, 184, 0.12);
            border-radius: 16px;
            overflow: hidden;
            transition: border-color 0.25s ease;
        }

        .faq-item.open {
            border-color: rgba(6, 182, 212, 0.35);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding: 1.125rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: #e2e8f0;
            cursor: pointer;
            user-select: none;
        }

        .faq-question i {
            color: var(--cyanx-400);
            transition: transform 0.3s ease;
            font-size: 0.9rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.925rem;
            color: #8fa0b8;
            line-height: 1.75;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            border-radius: 28px;
            overflow: hidden;
            padding: 4rem 3rem;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(7, 13, 26, 0.92), rgba(11, 20, 36, 0.78));
        }

        .cta-inner {
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.875rem;
        }

        .cta-inner p {
            font-size: 1rem;
            color: #b6c2d4;
            max-width: 560px;
            margin: 0 auto 2rem;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        @media (max-width: 520px) {
            .cta-section {
                padding: 3rem 1.25rem;
                border-radius: 20px;
            }
            .cta-actions .btn-primary,
            .cta-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--primary-950);
            border-top: 1px solid rgba(148, 163, 184, 0.10);
            padding: 3.5rem 0 2rem;
            margin-top: 4rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.9fr 0.9fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: #7c8ba1;
            margin-top: 1rem;
            max-width: 320px;
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-col ul {
            list-style: none;
            display: grid;
            gap: 0.625rem;
        }

        .footer-col ul a {
            font-size: 0.9rem;
            color: #8fa0b8;
            transition: color 0.2s ease;
        }

        .footer-col ul a:hover {
            color: var(--cyanx-400);
        }

        .footer-bottom {
            border-top: 1px solid rgba(148, 163, 184, 0.10);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.82rem;
            color: #64748b;
        }

        .footer-bottom a {
            color: #8fa0b8;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ========== Focus States ========== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--cyanx-400);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input:focus-visible {
            outline: 2px solid var(--cyanx-400);
            outline-offset: 0;
        }

        /* ========== Animations ========== */
        .animate-fade-up {
            opacity: 0;
            transform: translateY(30px);
            animation: fadeUp 0.7s ease forwards;
        }

        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
  :root {
    --brand: #1d4ed8;
    --brand-light: #3b82f6;
    --brand-dark: #1e3a8a;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --ink: #0b1220;
    --ink-soft: #1e293b;
    --ink-mute: #64748b;
    --surface: #f8fafc;
    --card-bg: #ffffff;
    --border: #e2e8f0;
    --radius: 1rem;
    --radius-lg: 1.5rem;
    --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
    --shadow-hover: 0 12px 36px rgba(15, 23, 42, 0.14);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  /* ===== 基础 Reset ===== */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.75;
    color: var(--ink-soft);
    background: var(--surface);
    -webkit-font-smoothing: antialiased;
  }
  a { text-decoration: none; color: inherit; }
  img { max-width: 100%; height: auto; display: block; }
  button, input { font: inherit; border: none; outline: none; }
  ul, ol { list-style: none; }
  h1, h2, h3, h4 { line-height: 1.3; color: var(--ink); }

  /* ===== 容器 ===== */
  .page-wrap { max-width: 1200px; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
  @media (max-width: 640px) { .page-wrap { padding-left: 1rem; padding-right: 1rem; } }

  /* ===== Header / 导航 ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
  }
  .site-header.scrolled { box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08); }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 1.5rem;
  }
  .nav-left { display: flex; align-items: center; gap: 2.5rem; }
  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--ink);
    letter-spacing: -0.02em;
    white-space: nowrap;
  }
  .brand-logo .logo-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    background: linear-gradient(135deg, var(--brand-light), var(--brand-dark));
    box-shadow: 0 2px 8px rgba(29, 78, 216, 0.35);
    flex-shrink: 0;
  }
  .nav-menu { display: flex; align-items: center; gap: 0.5rem; }
  .nav-menu a {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--ink-mute);
    transition: all var(--transition);
    border: 1px solid transparent;
  }
  .nav-menu a i { font-size: 0.9rem; opacity: 0.8; }
  .nav-menu a:hover { color: var(--brand); background: rgba(29, 78, 216, 0.06); }
  .nav-menu a.active {
    color: var(--brand);
    background: rgba(29, 78, 216, 0.08);
    border-color: rgba(29, 78, 216, 0.15);
    font-weight: 700;
  }
  .nav-right { display: flex; align-items: center; gap: 1rem; }
  .nav-search {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: #fff;
    width: 240px;
    transition: border-color var(--transition), box-shadow var(--transition);
  }
  .nav-search i { color: var(--ink-mute); font-size: 0.85rem; }
  .nav-search input { border: none; background: transparent; width: 100%; font-size: 0.9rem; color: var(--ink-soft); }
  .nav-search input::placeholder { color: #94a3b8; }
  .nav-search:focus-within { border-color: var(--brand-light); box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.12); }
  .nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--brand), var(--brand-dark));
    color: #fff;
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: all var(--transition);
    box-shadow: 0 4px 14px rgba(29, 78, 216, 0.3);
  }
  .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(29, 78, 216, 0.4); }
  .nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--ink-soft);
    font-size: 1.2rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
  }
  .nav-toggle:hover { color: var(--brand); border-color: var(--brand-light); }

  @media (max-width: 1024px) {
    .nav-menu { display: none; }
    .nav-right .nav-search { width: 180px; }
    .nav-toggle { display: flex; }
    .nav-menu.open {
      display: flex;
      flex-direction: column;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background: #fff;
      padding: 1rem;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 12px 32px rgba(15, 23, 42, 0.1);
      gap: 0.25rem;
    }
    .nav-menu.open a { width: 100%; border-radius: 12px; }
  }
  @media (max-width: 640px) {
    .nav-search { display: none; }
    .nav-cta { font-size: 0.8rem; padding: 0.5rem 1rem; }
    .brand-logo { font-size: 1.15rem; }
  }

  /* ===== 通用板块 ===== */
  .section { padding: 4.5rem 0; }
  .section-alt { background: #fff; }
  .section-title {
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
  }
  .section-sub { color: var(--ink-mute); font-size: 1.05rem; max-width: 720px; }
  .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; margin-bottom: 2.5rem; flex-wrap: wrap; }
  .section-head-center { text-align: center; justify-content: center; flex-direction: column; align-items: center; }
  .section-head-center .section-sub { margin: 0 auto; }

  /* ===== 分类 Banner ===== */
  .category-banner {
    position: relative;
    padding: 6rem 0;
    background-color: var(--ink);
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    color: #fff;
  }
  .category-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(9, 14, 26, 0.92) 0%, rgba(9, 14, 26, 0.72) 50%, rgba(29, 78, 216, 0.35) 100%);
  }
  .category-banner .page-wrap { position: relative; z-index: 2; }
  .banner-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
  }
  .banner-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #fff;
  }
  .banner-title .highlight { color: var(--accent-light); position: relative; display: inline-block; }
  .banner-desc { font-size: 1.05rem; color: rgba(255, 255, 255, 0.85); max-width: 640px; margin-bottom: 2rem; line-height: 1.8; }
  .banner-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
  .btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1.5rem; border-radius: 999px; font-weight: 600; font-size: 0.95rem; transition: all var(--transition); cursor: pointer; }
  .btn-primary { background: linear-gradient(135deg, #fbbf24, #f59e0b); color: #0b1220; box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4); }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(245, 158, 11, 0.5); }
  .btn-outline { border: 1.5px solid rgba(255, 255, 255, 0.4); color: #fff; background: transparent; backdrop-filter: blur(4px); }
  .btn-outline:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }
  .btn-sm { padding: 0.5rem 1rem; font-size: 0.85rem; }
  .btn-dark { background: var(--ink); color: #fff; }
  .btn-dark:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(11, 18, 32, 0.25); }

  /* ===== 子分类标签 ===== */
  .sub-tabs { display: flex; flex-wrap: wrap; gap: 0.75rem; }
  .sub-tab {
    padding: 0.6rem 1.4rem;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--ink-mute);
    cursor: pointer;
    transition: all var(--transition);
  }
  .sub-tab:hover { border-color: var(--brand-light); color: var(--brand); }
  .sub-tab.active { background: var(--brand); border-color: var(--brand); color: #fff; box-shadow: 0 4px 12px rgba(29, 78, 216, 0.3); }

  /* ===== 赛事卡片 ===== */
  .event-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.75rem; }
  .event-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
  }
  .event-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: rgba(29, 78, 216, 0.2); }
  .card-media { position: relative; height: 180px; overflow: hidden; }
  .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
  .event-card:hover .card-media img { transform: scale(1.05); }
  .card-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11, 18, 32, 0.25), transparent 60%); }
  .card-tag {
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    z-index: 2;
    background: rgba(11, 18, 32, 0.7);
    backdrop-filter: blur(8px);
    color: #fff;
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
  }
  .card-body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
  .card-body h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 0.6rem; line-height: 1.4; }
  .card-body h3 a { transition: color var(--transition); }
  .card-body h3 a:hover { color: var(--brand); }
  .card-body p { font-size: 0.92rem; color: var(--ink-mute); line-height: 1.7; flex: 1; margin-bottom: 1.2rem; }
  .card-link { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; font-weight: 700; color: var(--brand); }
  .card-link:hover { gap: 0.7rem; }
  .card-link i { font-size: 0.8rem; transition: transform var(--transition); }
  .card-link:hover i { transform: translateX(2px); }

  /* ===== 数据面板 ===== */
  .stats-panel {
    position: relative;
    background: var(--ink);
    border-radius: 2rem;
    padding: 3.5rem 3rem;
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(11, 18, 32, 0.4);
  }
  .stats-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-3.png');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
  }
  .stats-panel::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(29, 78, 216, 0.4), transparent 70%);
    pointer-events: none;
  }
  .stats-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 2rem; }
  .stat-item { text-align: center; padding: 1.5rem 1rem; background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 1.25rem; backdrop-filter: blur(4px); transition: all var(--transition); }
  .stat-item:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.18); transform: translateY(-4px); }
  .stat-number { font-size: 2.5rem; font-weight: 900; color: #fff; line-height: 1.2; }
  .stat-number em { font-style: normal; color: var(--accent-light); }
  .stat-label { color: rgba(255, 255, 255, 0.6); font-size: 0.95rem; margin-top: 0.35rem; }

  /* ===== 资讯列表 ===== */
  .news-list { display: flex; flex-direction: column; gap: 1.25rem; }
  .news-item {
    display: flex;
    gap: 1.5rem;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    padding: 1.25rem;
    transition: all var(--transition);
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
  }
  .news-item:hover { box-shadow: var(--shadow); border-color: rgba(29, 78, 216, 0.2); transform: translateY(-2px); }
  .news-media { width: 180px; min-width: 180px; height: 130px; border-radius: 0.9rem; overflow: hidden; object-fit: cover; }
  .news-content { display: flex; flex-direction: column; justify-content: center; flex: 1; }
  .news-meta { display: flex; gap: 1rem; font-size: 0.8rem; color: var(--ink-mute); margin-bottom: 0.5rem; }
  .news-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }
  .news-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
  .news-content h3 a:hover { color: var(--brand); }
  .news-content p { font-size: 0.9rem; color: var(--ink-mute); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  @media (max-width: 768px) {
    .news-item { flex-direction: column; }
    .news-media { width: 100%; height: 180px; }
  }

  /* ===== 时间线 ===== */
  .timeline { position: relative; padding-left: 2rem; }
  .timeline::before { content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(to bottom, var(--brand-light), var(--accent-light)); border-radius: 2px; }
  .timeline-item { position: relative; padding: 0 0 2.25rem 1.5rem; border-left: none; }
  .timeline-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 4px;
    width: 18px;
    height: 18px;
    background: #fff;
    border: 3px solid var(--brand-light);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.1);
  }
  .timeline-item:last-child { padding-bottom: 0; }
  .timeline-date { font-size: 0.82rem; font-weight: 700; color: var(--brand); letter-spacing: 0.03em; margin-bottom: 0.3rem; }
  .timeline-item h4 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.3rem; }
  .timeline-item p { font-size: 0.9rem; color: var(--ink-mute); line-height: 1.6; }

  /* ===== FAQ ===== */
  .faq-wrap { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
  .faq-item { background: #fff; border: 1px solid var(--border); border-radius: 1.25rem; padding: 1.5rem 1.75rem; cursor: pointer; transition: all var(--transition); }
  .faq-item:hover { border-color: rgba(29, 78, 216, 0.3); box-shadow: var(--shadow); }
  .faq-question { display: flex; justify-content: space-between; align-items: center; gap: 1rem; font-weight: 700; font-size: 1.05rem; color: var(--ink); }
  .faq-question i { color: var(--brand); font-size: 1rem; transition: transform var(--transition); flex-shrink: 0; }
  .faq-item.open .faq-question i { transform: rotate(45deg); }
  .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, margin 0.4s ease; color: var(--ink-mute); font-size: 0.95rem; line-height: 1.7; }
  .faq-item.open .faq-answer { max-height: 300px; margin-top: 0.8rem; }

  /* ===== CTA ===== */
  .cta-section { background: var(--ink); position: relative; padding: 5rem 0; text-align: center; overflow: hidden; }
  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    opacity: 0.12;
  }
  .cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.3), transparent 70%);
    pointer-events: none;
  }
  .cta-content { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; }
  .cta-content h2 { color: #fff; font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 1rem; }
  .cta-content p { color: rgba(255, 255, 255, 0.7); margin-bottom: 2rem; }
  .cta-form { display: flex; gap: 0.75rem; max-width: 440px; margin: 0 auto; }
  .cta-form input {
    flex: 1;
    padding: 0.9rem 1.25rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 0.95rem;
    backdrop-filter: blur(4px);
  }
  .cta-form input::placeholder { color: rgba(255, 255, 255, 0.4); }
  .cta-form input:focus { border-color: var(--accent-light); box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2); }
  @media (max-width: 640px) {
    .cta-form { flex-direction: column; }
  }

  /* ===== Footer ===== */
  .site-footer { background: #0b1120; color: rgba(255, 255, 255, 0.7); padding: 4rem 0 2rem; }
  .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
  .footer-brand .brand-logo { color: #fff; margin-bottom: 1rem; display: inline-flex; }
  .footer-brand p { font-size: 0.9rem; max-width: 340px; color: rgba(255, 255, 255, 0.55); line-height: 1.8; }
  .footer-col h4 { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 1rem; }
  .footer-col ul li { margin-bottom: 0.55rem; }
  .footer-col a { font-size: 0.9rem; color: rgba(255, 255, 255, 0.55); transition: color var(--transition); display: inline-flex; align-items: center; gap: 0.3rem; }
  .footer-col a:hover { color: var(--accent-light); }
  .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.08); padding-top: 2rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: 0.85rem; color: rgba(255, 255, 255, 0.4); }
  @media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
  }

  /* ===== 通用工具补充 ===== */
  .text-gradient { background: linear-gradient(135deg, #fbbf24, #f59e0b); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
  .badge { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.25rem 0.75rem; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
  .badge-blue { background: rgba(29, 78, 216, 0.1); color: var(--brand); }
  .badge-amber { background: rgba(245, 158, 11, 0.12); color: #b45309; }
  .btn:focus-visible, .nav-menu a:focus-visible, .nav-cta:focus-visible, .sub-tab:focus-visible { outline: 3px solid rgba(59, 130, 246, 0.4); outline-offset: 2px; }
  .event-card:focus-within, .news-item:focus-within { outline: 3px solid rgba(59, 130, 246, 0.2); outline-offset: 2px; }

/* roulang page: article */
:root {
    --primary: #1E3A5F;
    --primary-dark: #0B1120;
    --accent: #F97316;
    --accent-hover: #EA580C;
    --bg: #F8FAFC;
    --surface: #FFFFFF;
    --text: #0F172A;
    --text-weak: #64748B;
    --border: #E2E8F0;
    --radius: 16px;
    --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.10);
    --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-family);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
  }

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

  input,
  button {
    font-family: inherit;
    outline: none;
    border: none;
  }

  button {
    cursor: pointer;
    background: none;
  }

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

  /* ── 导航栏 ── */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(11, 17, 32, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: background 0.3s, box-shadow 0.3s;
  }

  .site-header.scrolled {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 20px;
  }

  .nav-left {
    display: flex;
    align-items: center;
    gap: 32px;
    min-width: 0;
  }

  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 0.5px;
    white-space: nowrap;
  }

  .logo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, #F97316, #EF4444);
    box-shadow: 0 0 12px rgba(249, 115, 22, 0.7);
    flex-shrink: 0;
  }

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

  .nav-menu li a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 0.925rem;
    font-weight: 500;
    color: #cbd5e1;
    transition: all 0.3s ease;
    position: relative;
  }

  .nav-menu li a i {
    font-size: 0.85rem;
    color: #94a3b8;
    transition: color 0.3s;
  }

  .nav-menu li a:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
  }

  .nav-menu li a.active {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.2), rgba(239, 68, 68, 0.15));
    border: 1px solid rgba(249, 115, 22, 0.25);
  }

  .nav-menu li a.active i {
    color: #F97316;
  }

  .nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
  }

  .nav-search {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    padding: 0 16px;
    height: 42px;
    transition: all 0.3s;
  }

  .nav-search:focus-within {
    border-color: rgba(249, 115, 22, 0.5);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.12);
  }

  .nav-search i {
    color: #94a3b8;
    font-size: 0.875rem;
    margin-right: 8px;
  }

  .nav-search input {
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 0.875rem;
    width: 150px;
  }

  .nav-search input::placeholder {
    color: #64748b;
  }

  .nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #F97316, #EA580C);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: 999px;
    box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35);
    transition: all 0.3s ease;
    white-space: nowrap;
  }

  .nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.45);
  }

  .nav-toggle {
    display: none;
    color: #ffffff;
    font-size: 1.25rem;
    padding: 8px 10px;
    border-radius: 8px;
    transition: background 0.3s;
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  /* ── 文章横幅 ── */
  .article-hero {
    position: relative;
    padding: 190px 0 90px;
    background-size: cover;
    background-position: center;
    background-color: #0B1120;
    overflow: hidden;
  }

  .article-hero-mask {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(11, 17, 32, 0.92) 0%, rgba(11, 17, 32, 0.78) 45%, rgba(11, 17, 32, 0.55) 100%);
  }

  .article-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
  }

  .breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
    font-size: 0.875rem;
    color: #94a3b8;
  }

  .breadcrumb a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #94a3b8;
  }

  .breadcrumb a:hover {
    color: #F97316;
  }

  .breadcrumb i {
    font-size: 0.75rem;
    color: #64748b;
  }

  .breadcrumb .current {
    color: #F97316;
    max-width: 420px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .article-hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.75rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.25;
    margin-bottom: 18px;
    letter-spacing: -0.5px;
  }

  .article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
    color: #cbd5e1;
    font-size: 0.9rem;
  }

  .article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
  }

  .article-meta i {
    color: #F97316;
    font-size: 0.9rem;
  }

  /* ── 文章主体 ── */
  .article-body-section {
    padding: 70px 0 30px;
  }

  .article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 40px;
    align-items: start;
  }

  .article-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 48px;
    border: 1px solid rgba(226, 232, 240, 0.6);
  }

  .article-content {
    font-size: 1.0625rem;
    line-height: 1.9;
    color: #334155;
  }

  .article-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0F172A;
    margin: 2.25rem 0 1rem;
    padding-left: 16px;
    border-left: 4px solid #F97316;
    line-height: 1.4;
  }

  .article-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #0F172A;
    margin: 1.75rem 0 0.75rem;
    line-height: 1.4;
  }

  .article-content p {
    margin-bottom: 1.35rem;
    color: #3f4a5a;
  }

  .article-content ul,
  .article-content ol {
    margin: 1.4rem 0;
    padding-left: 1.6rem;
  }

  .article-content ul {
    list-style: none;
    padding-left: 0;
  }

  .article-content ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.6rem;
  }

  .article-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #F97316, #EF4444);
    opacity: 0.8;
  }

  .article-content ol {
    list-style: decimal;
  }

  .article-content ol li {
    padding-left: 0.4rem;
    margin-bottom: 0.6rem;
  }

  .article-content img {
    border-radius: 14px;
    margin: 1.8rem 0;
    box-shadow: var(--shadow);
  }

  .article-content blockquote {
    border-left: 4px solid #1E3A5F;
    background: linear-gradient(135deg, #F8FAFC, #F1F5F9);
    padding: 1.2rem 1.5rem;
    border-radius: 0 14px 14px 0;
    margin: 1.8rem 0;
    font-style: italic;
    color: #475569;
    position: relative;
  }

  .article-content blockquote::before {
    content: '\201C';
    font-size: 2.5rem;
    color: #1E3A5F;
    opacity: 0.15;
    position: absolute;
    top: -6px;
    left: 10px;
    font-style: normal;
  }

  .article-content a {
    color: #EA580C;
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  .article-content a:hover {
    color: #F97316;
  }

  .article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 36px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
  }

  .article-tags .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #F1F5F9;
    border: 1px solid var(--border);
    padding: 6px 16px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    color: #475569;
    transition: all 0.3s;
  }

  .article-tags .tag:hover {
    background: #F97316;
    color: #ffffff;
    border-color: #F97316;
  }

  /* 未找到 */
  .not-found {
    text-align: center;
    padding: 60px 20px;
  }

  .not-found i {
    font-size: 3rem;
    color: #F97316;
    margin-bottom: 20px;
    display: inline-block;
  }

  .not-found h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0F172A;
    margin-bottom: 12px;
  }

  .not-found p {
    color: var(--text-weak);
    margin-bottom: 24px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #1E3A5F, #16283d);
    color: #ffffff;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 999px;
    font-size: 0.95rem;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(30, 58, 95, 0.25);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(30, 58, 95, 0.35);
  }

  /* ── 侧边栏 ── */
  .article-aside {
    display: flex;
    flex-direction: column;
    gap: 28px;
  }

  .sidebar-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
    border: 1px solid rgba(226, 232, 240, 0.6);
  }

  .sidebar-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0F172A;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid #F1F5F9;
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .sidebar-card h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #F97316, #EF4444);
    border-radius: 2px;
  }

  .sidebar-card h3 i {
    color: #F97316;
    font-size: 1rem;
  }

  .sidebar-cats {
    list-style: none;
  }

  .sidebar-cats li {
    margin-bottom: 8px;
  }

  .sidebar-cats li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px 18px;
    border-radius: 12px;
    background: #F8FAFC;
    border: 1px solid var(--border);
    color: #334155;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s;
  }

  .sidebar-cats li a i {
    color: #F97316;
    font-size: 1rem;
    width: 20px;
    text-align: center;
  }

  .sidebar-cats li a:hover {
    background: #0B1120;
    color: #ffffff;
    transform: translateX(4px);
    border-color: #0B1120;
  }

  .sidebar-posts {
    list-style: none;
  }

  .sidebar-posts li {
    margin-bottom: 12px;
  }

  .sidebar-posts li:last-child {
    margin-bottom: 0;
  }

  .sidebar-posts li a {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 10px;
    border-radius: 12px;
    transition: background 0.3s;
  }

  .sidebar-posts li a:hover {
    background: #F8FAFC;
  }

  .post-thumb {
    width: 76px;
    height: 58px;
    border-radius: 9px;
    overflow: hidden;
    flex-shrink: 0;
    background: #F1F5F9;
  }

  .post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
  }

  .sidebar-posts li a:hover .post-thumb img {
    transform: scale(1.06);
  }

  .post-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
  }

  .post-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: #1E293B;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s;
  }

  .sidebar-posts li a:hover .post-title {
    color: #EA580C;
  }

  .post-date {
    font-size: 0.75rem;
    color: var(--text-weak);
    display: flex;
    align-items: center;
    gap: 5px;
  }

  .post-date i {
    font-size: 0.7rem;
  }

  .sidebar-empty {
    color: var(--text-weak);
    font-size: 0.875rem;
    padding: 12px 0;
  }

  .tip-card {
    background: linear-gradient(160deg, #0B1120 0%, #16283d 100%);
    border: none;
    position: relative;
    overflow: hidden;
  }

  .tip-card::before {
    content: '';
    position: absolute;
    right: -40px;
    top: -40px;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.25), transparent 70%);
    border-radius: 50%;
  }

  .tip-card h3 {
    color: #ffffff;
    border-bottom-color: rgba(255, 255, 255, 0.1);
  }

  .tip-card p {
    color: #cbd5e1;
    font-size: 0.875rem;
    margin-bottom: 18px;
  }

  .sidebar-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #F97316;
    font-weight: 600;
    font-size: 0.875rem;
    transition: gap 0.3s;
  }

  .sidebar-link:hover {
    gap: 12px;
  }

  /* ── CTA 区域 ── */
  .cta-panel {
    padding: 80px 0;
    margin-top: 40px;
    background: linear-gradient(135deg, #0B1120, #1E3A5F);
    position: relative;
    overflow: hidden;
  }

  .cta-panel::before {
    content: '';
    position: absolute;
    right: -80px;
    bottom: -80px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.15), transparent 70%);
    border-radius: 50%;
  }

  .cta-panel::after {
    content: '';
    position: absolute;
    left: -60px;
    top: -60px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.12), transparent 70%);
    border-radius: 50%;
  }

  .cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
  }

  .cta-inner h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 16px;
    line-height: 1.3;
  }

  .cta-inner p {
    color: #cbd5e1;
    margin-bottom: 30px;
    font-size: 1rem;
  }

  .btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #F97316, #EA580C);
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    padding: 14px 34px;
    border-radius: 999px;
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
    transition: all 0.3s;
  }

  .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(249, 115, 22, 0.5);
  }

  /* ── 页脚 ── */
  .site-footer {
    background: #080D18;
    padding: 70px 0 0;
    color: #94a3b8;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .footer-brand .brand-logo {
    margin-bottom: 16px;
  }

  .footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: #64748b;
    max-width: 340px;
  }

  .footer-col h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
  }

  .footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: #F97316;
    border-radius: 2px;
  }

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

  .footer-col ul li {
    margin-bottom: 12px;
  }

  .footer-col ul li a {
    color: #94a3b8;
    font-size: 0.9rem;
    transition: all 0.3s;
  }

  .footer-col ul li a:hover {
    color: #F97316;
    padding-left: 4px;
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 24px 0;
    font-size: 0.825rem;
    color: #475569;
  }

  .footer-bottom span:first-child {
    color: #64748b;
  }

  /* ── 移动端菜单 ── */
  @media (max-width: 1024px) {
    .nav-menu {
      gap: 0;
    }

    .nav-menu li a {
      padding: 8px 12px;
      font-size: 0.85rem;
    }

    .nav-search {
      display: none;
    }

    .article-layout {
      grid-template-columns: 1fr;
    }

    .article-body-section {
      padding: 50px 0 20px;
    }
  }

  @media (max-width: 768px) {
    .nav-inner {
      height: 64px;
    }

    .nav-menu {
      position: fixed;
      top: 64px;
      left: 0;
      right: 0;
      background: #0B1120;
      flex-direction: column;
      align-items: stretch;
      padding: 20px 24px;
      gap: 10px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      transform: translateY(-120%);
      transition: transform 0.4s ease;
      z-index: 99;
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    }

    .nav-menu.open {
      transform: translateY(0);
    }

    .nav-menu li a {
      display: flex;
      padding: 14px 16px;
      font-size: 0.95rem;
      border-radius: 12px;
    }

    .nav-menu li a.active {
      background: linear-gradient(135deg, rgba(249, 115, 22, 0.25), rgba(239, 68, 68, 0.15));
    }

    .nav-cta {
      display: none;
    }

    .nav-toggle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .nav-left {
      gap: 16px;
    }

    .brand-logo {
      font-size: 1.1rem;
    }

    .article-hero {
      padding: 150px 0 60px;
    }

    .article-hero h1 {
      font-size: 1.75rem;
    }

    .article-card {
      padding: 30px 24px;
    }

    .article-content {
      font-size: 1rem;
    }

    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }

    .footer-brand {
      grid-column: 1 / -1;
    }

    .cta-panel {
      padding: 60px 0;
    }
  }

  @media (max-width: 520px) {
    .page-wrap {
      padding: 0 18px;
    }

    .brand-logo span:nth-child(2) {
      font-size: 1rem;
    }

    .nav-search {
      display: none;
    }

    .article-hero {
      padding: 135px 0 50px;
    }

    .breadcrumb {
      font-size: 0.8rem;
      gap: 6px;
    }

    .breadcrumb .current {
      max-width: 180px;
    }

    .article-meta {
      gap: 12px;
      font-size: 0.8rem;
    }

    .article-card {
      padding: 24px 18px;
      border-radius: 12px;
    }

    .article-content h2 {
      font-size: 1.2rem;
      padding-left: 12px;
    }

    .article-content h3 {
      font-size: 1.05rem;
    }

    .sidebar-card {
      padding: 22px 18px;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 26px;
    }

    .footer-brand {
      grid-column: auto;
    }

    .footer-bottom {
      flex-direction: column;
      text-align: center;
      gap: 6px;
    }

    .post-thumb {
      width: 66px;
      height: 52px;
    }

    .post-title {
      font-size: 0.8rem;
    }
  }

  @media (min-width: 769px) {
    .nav-toggle {
      display: none !important;
    }

    .nav-menu {
      display: flex !important;
    }
  }

/* roulang page: category2 */
/* ========== CSS 设计变量 ========== */
        :root {
            --c-primary: #1e3568;
            --c-primary-dark: #0d1936;
            --c-accent: #f59e0b;
            --c-bg-dark: #081020;
            --c-bg-light: #f8fafc;
            --c-text-main: #0f172a;
            --c-text-weak: #64748b;
            --c-border: rgba(30, 53, 104, 0.12);
            --radius: 14px;
            --shadow-sm: 0 2px 8px rgba(8, 16, 32, 0.06);
            --shadow-md: 0 6px 20px rgba(8, 16, 32, 0.08);
            --shadow-lg: 0 12px 36px rgba(8, 16, 32, 0.12);
            --space-section: 5rem;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', system-ui, -apple-system, sans-serif;
            background: var(--c-bg-light);
            color: var(--c-text-main);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
        }

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        /* ========== 容器 ========== */
        .page-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(8, 16, 32, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 1rem;
        }

        .nav-left {
            display: flex;
            align-items: center;
            gap: 2rem;
            flex: 1;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .brand-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--c-accent);
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.7);
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.25s ease;
        }

        .nav-menu li a i {
            font-size: 0.85rem;
            opacity: 0.75;
        }

        .nav-menu li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-menu li a.active {
            color: #fff;
            background: rgba(245, 158, 11, 0.16);
            border: 1px solid rgba(245, 158, 11, 0.3);
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 0.4rem 0.8rem;
            width: 220px;
            transition: all 0.25s ease;
        }

        .nav-search i {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
        }

        .nav-search input {
            width: 100%;
            background: transparent;
            color: #fff;
            font-size: 0.875rem;
        }

        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .nav-search:focus-within {
            border-color: rgba(245, 158, 11, 0.5);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: var(--c-accent);
            color: #0d1936;
            font-size: 0.875rem;
            font-weight: 700;
            padding: 0.5rem 1.1rem;
            border-radius: 8px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: #fbbf24;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 158, 11, 0.35);
        }

        .nav-toggle {
            display: none;
            color: #fff;
            font-size: 1.3rem;
            padding: 0.4rem;
            border-radius: 8px;
            cursor: pointer;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--c-bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 3rem;
            padding-bottom: 2.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 1rem;
            max-width: 400px;
            line-height: 1.7;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 2px;
            background: var(--c-accent);
            border-radius: 2px;
        }

        .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: color 0.25s ease, padding-left 0.25s ease;
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 2rem;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ========== 通用组件 ========== */
        .section {
            padding: var(--space-section) 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.3rem 0.9rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background: rgba(245, 158, 11, 0.12);
            color: #d97706;
            border: 1px solid rgba(245, 158, 11, 0.25);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, #f59e0b, #fbbf24);
            color: #0d1936;
            font-weight: 700;
            padding: 0.75rem 1.8rem;
            border-radius: 10px;
            font-size: 0.95rem;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: 1.5px solid rgba(30, 53, 104, 0.3);
            color: var(--c-primary);
            font-weight: 600;
            padding: 0.75rem 1.8rem;
            border-radius: 10px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            border-color: var(--c-primary);
            background: rgba(30, 53, 104, 0.05);
            transform: translateY(-2px);
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 3rem;
        }

        .section-head .badge {
            margin-bottom: 1rem;
        }

        .section-head h2 {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--c-text-main);
            line-height: 1.25;
            letter-spacing: -0.02em;
        }

        .section-head h2 span {
            color: var(--c-primary);
        }

        .section-head p {
            color: var(--c-text-weak);
            font-size: 1rem;
            margin-top: 0.75rem;
            line-height: 1.7;
        }

        /* ========== 观赛指南 banner ========== */
        .guide-banner {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            min-height: 460px;
            display: flex;
            align-items: center;
        }

        .guide-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(8, 16, 32, 0.92) 0%, rgba(8, 16, 32, 0.75) 40%, rgba(8, 16, 32, 0.3) 100%);
        }

        .guide-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 6rem 0;
        }

        .guide-banner .banner-content .badge {
            background: rgba(245, 158, 11, 0.2);
            border-color: rgba(245, 158, 11, 0.4);
            color: #fbbf24;
        }

        .guide-banner h1 {
            font-size: 3rem;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            margin-top: 1rem;
            letter-spacing: -0.02em;
        }

        .guide-banner h1 span {
            color: var(--c-accent);
        }

        .guide-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.1rem;
            max-width: 540px;
            margin-top: 1.2rem;
            line-height: 1.75;
        }

        .guide-banner .banner-meta {
            display: flex;
            gap: 2rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }

        .guide-banner .banner-meta .meta-item {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
            font-weight: 500;
        }

        .guide-banner .banner-meta .meta-item i {
            color: var(--c-accent);
            margin-right: 0.4rem;
        }

        /* ========== 观赛数据带 ========== */
        .data-strip {
            position: relative;
            z-index: 3;
            margin-top: -40px;
        }

        .data-strip .strip-card {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-lg);
            padding: 1.8rem 2rem;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            border: 1px solid rgba(30, 53, 104, 0.06);
        }

        .strip-item {
            text-align: center;
            position: relative;
        }

        .strip-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: -0.75rem;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--c-border);
        }

        .strip-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--c-primary);
            line-height: 1.2;
        }

        .strip-item .num small {
            font-size: 1rem;
            font-weight: 600;
            color: var(--c-text-weak);
            margin-left: 2px;
        }

        .strip-item .label {
            font-size: 0.875rem;
            color: var(--c-text-weak);
            margin-top: 0.3rem;
        }

        .strip-item .trend {
            display: inline-flex;
            align-items: center;
            gap: 0.2rem;
            font-size: 0.8rem;
            color: #10b981;
            margin-top: 0.2rem;
            font-weight: 600;
        }

        /* ========== 观赛路径 / 流程 ========== */
        .path-section {
            background: #fff;
        }

        .path-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .path-card {
            position: relative;
            background: var(--c-bg-light);
            border: 1px solid var(--c-border);
            border-radius: var(--radius);
            padding: 2rem;
            transition: all 0.35s ease;
        }

        .path-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 158, 11, 0.4);
        }

        .path-card .step-num {
            font-size: 3rem;
            font-weight: 900;
            color: rgba(30, 53, 104, 0.1);
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            line-height: 1;
        }

        .path-card .icon-circle {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--c-primary), #2f4d8a);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
            box-shadow: 0 6px 16px rgba(30, 53, 104, 0.25);
        }

        .path-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--c-text-main);
            margin-bottom: 0.75rem;
        }

        .path-card p {
            font-size: 0.9rem;
            color: var(--c-text-weak);
            line-height: 1.7;
        }

        .path-card .phase-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: #fff;
            background: var(--c-primary);
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            margin-bottom: 1rem;
        }

        /* ========== 观赛技巧 ========== */
        .tips-section {
            background: var(--c-bg-dark);
            position: relative;
            overflow: hidden;
        }

        .tips-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .tips-section .section-head h2 {
            color: #fff;
        }

        .tips-section .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }

        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .tip-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            padding: 1.8rem;
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--c-accent), transparent);
            opacity: 0.6;
        }

        .tip-card:hover {
            background: rgba(255, 255, 255, 0.07);
            transform: translateY(-4px);
            border-color: rgba(245, 158, 11, 0.3);
        }

        .tip-card .tip-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(245, 158, 11, 0.15);
            border: 1px solid rgba(245, 158, 11, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-accent);
            font-size: 1.1rem;
            margin-bottom: 1rem;
        }

        .tip-card h3 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }

        .tip-card p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            line-height: 1.65;
        }

        /* ========== 赛事推荐卡片 ========== */
        .matches-section {
            background: var(--c-bg-light);
        }

        .matches-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .match-card {
            background: #fff;
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--c-border);
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .match-card .cover-wrap {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--c-primary-dark);
        }

        .match-card .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .match-card:hover .cover-wrap img {
            transform: scale(1.05);
        }

        .match-card .cover-wrap .match-status {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(245, 158, 11, 0.95);
            color: #0d1936;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
        }

        .match-card .cover-wrap .match-date {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(8, 16, 32, 0.75);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.8rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
        }

        .match-card .match-body {
            padding: 1.5rem;
        }

        .match-card .match-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--c-text-main);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .match-card .match-body p {
            font-size: 0.875rem;
            color: var(--c-text-weak);
            line-height: 1.65;
            margin-bottom: 1rem;
        }

        .match-card .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            margin-bottom: 1rem;
        }

        .match-card .tag-row .tag {
            font-size: 0.75rem;
            color: var(--c-primary);
            background: rgba(30, 53, 104, 0.06);
            padding: 0.2rem 0.7rem;
            border-radius: 6px;
            font-weight: 500;
        }

        .match-card .match-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            color: var(--c-primary);
            font-size: 0.9rem;
            font-weight: 600;
            transition: gap 0.2s ease;
        }

        .match-card .match-link:hover {
            gap: 0.7rem;
            color: var(--c-accent);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #fff;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--c-border);
            border-radius: 12px;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all 0.3s ease;
            background: var(--c-bg-light);
        }

        .faq-item:hover {
            border-color: rgba(30, 53, 104, 0.25);
        }

        .faq-item summary {
            padding: 1.2rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--c-text-main);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            background: transparent;
            transition: background 0.3s ease;
        }

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

        .faq-item summary .faq-icon {
            font-size: 1.3rem;
            color: var(--c-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item[open] summary {
            background: rgba(30, 53, 104, 0.04);
        }

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

        .faq-item .faq-answer {
            padding: 0 1.5rem 1.3rem;
            color: var(--c-text-weak);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 5rem 0;
            background: linear-gradient(135deg, #0d1936 0%, #1e3568 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.2;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            margin-top: 1rem;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .nav-search {
                width: 160px;
            }

            .nav-menu li a {
                padding: 0.5rem 0.7rem;
                font-size: 0.85rem;
            }

            .data-strip .strip-card {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }

            .strip-item:not(:last-child)::after {
                display: none;
            }

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

        @media (max-width: 768px) {
            :root {
                --space-section: 3.5rem;
            }

            .nav-left {
                gap: 1rem;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(8, 16, 32, 0.97);
                flex-direction: column;
                padding: 1rem;
                gap: 0.5rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

            .nav-menu.show {
                display: flex;
            }

            .nav-menu li a {
                padding: 0.8rem 1rem;
                font-size: 1rem;
            }

            .nav-search {
                display: none;
            }

            .nav-toggle {
                display: block;
            }

            .nav-cta {
                display: none;
            }

            .guide-banner h1 {
                font-size: 2.25rem;
            }

            .guide-banner {
                min-height: 400px;
            }

            .guide-banner .banner-content {
                padding: 4rem 0;
            }

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

            .tips-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 0.8rem;
                text-align: center;
            }

            .section-head h2 {
                font-size: 1.75rem;
            }

            .cta-inner h2 {
                font-size: 1.75rem;
            }
        }

        @media (max-width: 520px) {
            .page-wrap {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .data-strip .strip-card {
                grid-template-columns: 1fr;
                padding: 1.5rem;
            }

            .guide-banner .banner-meta {
                flex-direction: column;
                gap: 0.5rem;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-buttons .btn-primary,
            .cta-buttons .btn-outline {
                justify-content: center;
            }
        }