/* roulang page: index */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

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

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }
        .main-nav a:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }
        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }
        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }
        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }
        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }
        .nav-search input:focus {
            width: 170px;
            outline: none;
        }
        .nav-search button {
            background: var(--primary);
            border-radius: 999px;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .nav-search button:hover {
            background: var(--primary-dark);
            border: 1px solid var(--highlight);
        }

        .nav-cta {
            background: var(--accent);
            color: #fff;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .nav-cta:hover {
            background: #c94d03;
            border-color: var(--highlight);
            box-shadow: 0 6px 20px rgba(232, 93, 4, 0.35);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            background: rgba(10, 14, 11, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 24px;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        .mobile-drawer.open {
            opacity: 1;
            pointer-events: auto;
            display: flex;
        }
        .mobile-drawer a {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--text);
            padding: 12px 24px;
            border-radius: 12px;
            transition: var(--transition);
        }
        .mobile-drawer a:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--highlight);
        }
        .mobile-drawer .nav-cta {
            font-size: 1.1rem;
            padding: 14px 32px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding-top: var(--nav-height);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            isolation: isolate;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 12, 0.82) 0%, rgba(11, 14, 12, 0.6) 40%, rgba(11, 14, 12, 0.88) 100%);
            z-index: -1;
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
            background-size: 48px 48px;
            opacity: 0.35;
            z-index: -1;
        }
        .hero-inner {
            width: 100%;
            padding: 60px 0;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 240, 49, 0.12);
            border: 1px solid rgba(200, 240, 49, 0.3);
            color: var(--highlight);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 20px;
        }
        .hero-badge::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--highlight);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }
        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            color: var(--text);
        }
        .hero h1 .highlight-text {
            color: var(--highlight);
            position: relative;
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-pain {
            font-size: 1.05rem;
            color: var(--accent-light);
            font-weight: 500;
            margin-bottom: 20px;
            border-left: 3px solid var(--accent);
            padding-left: 16px;
            line-height: 1.7;
        }
        .hero-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-form input {
            flex: 1;
            min-width: 220px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 12px;
            padding: 14px 18px;
            color: var(--text);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .hero-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
            background: rgba(255, 255, 255, 0.1);
        }
        .hero-form input::placeholder {
            color: var(--text-muted);
            opacity: 0.75;
        }
        .hero-form button {
            background: var(--accent);
            color: #fff;
            padding: 14px 28px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .hero-form button:hover {
            background: #c94d03;
            border-color: var(--highlight);
            box-shadow: 0 8px 24px rgba(232, 93, 4, 0.4);
            transform: translateY(-2px);
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn:focus-visible {
            outline: 2px solid var(--highlight);
            outline-offset: 3px;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: rgba(200, 240, 49, 0.3);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #0f5a44, #0a3b2b);
            border-color: var(--highlight);
            box-shadow: 0 8px 24px rgba(13, 79, 58, 0.5);
            transform: translateY(-2px);
        }
        .btn-secondary {
            background: transparent;
            border-color: var(--primary);
            color: var(--text);
        }
        .btn-secondary:hover {
            background: rgba(13, 79, 58, 0.15);
            border-color: var(--highlight);
            color: var(--highlight);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background: none;
            border-color: transparent;
            color: var(--text-muted);
        }
        .btn-ghost:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-color: transparent;
        }
        .btn-accent:hover {
            background: #c94d03;
            border-color: var(--highlight);
            box-shadow: 0 8px 20px rgba(232, 93, 4, 0.35);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
            background: rgba(18, 23, 20, 0.85);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(8px);
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--highlight);
            letter-spacing: -0.5px;
            display: block;
        }
        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
            display: block;
        }
        .hero-stat .stat-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            opacity: 0.7;
            margin-top: 2px;
        }

        /* ===== 通用 Section ===== */
        .section {
            padding: var(--section-padding) 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-panel);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.1);
            border: 1px solid rgba(200, 240, 49, 0.25);
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.3px;
            margin-bottom: 12px;
            color: var(--text);
        }
        .section-desc {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
        }

        /* ===== 关于/KPI ===== */
        .about-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
        }
        .about-text {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.9;
        }
        .about-text strong {
            color: var(--text);
            font-weight: 600;
        }
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .kpi-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: var(--transition);
        }
        .kpi-card:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .kpi-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-light);
            letter-spacing: -0.5px;
        }
        .kpi-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== 资讯区 ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 36px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-list-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-list-item:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .news-date {
            color: var(--accent-light);
            font-weight: 600;
            white-space: nowrap;
        }
        .news-title-link {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            line-height: 1.45;
        }
        .news-title-link:hover {
            color: var(--highlight);
        }
        .news-summary {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .news-read-more {
            align-self: flex-start;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-light);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .news-read-more:hover {
            color: var(--highlight);
            gap: 8px;
        }
        .news-featured {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .news-featured-card:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-featured-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .news-featured-body {
            padding: 18px 20px;
        }
        .news-featured-body h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .news-featured-body p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== 服务/功能 ===== */
        .services-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .service-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .service-item:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .service-item .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(13, 79, 58, 0.25);
            border: 1px solid rgba(200, 240, 49, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--highlight);
            margin-bottom: 16px;
        }
        .service-item h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .service-item p {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.8;
            flex: 1;
        }
        .service-item .service-image {
            margin-top: 20px;
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .service-item .service-image img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            transition: var(--transition);
        }
        .service-item:hover .service-image img {
            transform: scale(1.05);
        }

        /* ===== 场景演示 ===== */
        .scenario-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: stretch;
        }
        .scenario-left {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 36px;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .scenario-left h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text);
        }
        .scenario-left p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.85;
        }
        .scenario-steps {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: auto;
        }
        .scenario-step {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .scenario-step .step-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--highlight);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
            flex-shrink: 0;
            border: 1px solid rgba(200, 240, 49, 0.35);
        }
        .scenario-step .step-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
        }
        .scenario-right {
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border);
            position: relative;
        }
        .scenario-right img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }
        .scenario-right .scenario-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 12, 0.1) 0%, rgba(11, 14, 12, 0.7) 100%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
        }
        .scenario-right .scenario-overlay span {
            font-size: 0.9rem;
            color: var(--text);
            font-weight: 500;
        }

        /* ===== 成功案例 ===== */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .case-card .case-image {
            height: 200px;
            overflow: hidden;
        }
        .case-card .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .case-card:hover .case-image img {
            transform: scale(1.06);
        }
        .case-body {
            padding: 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .case-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .case-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 16px;
        }
        .case-data {
            display: flex;
            gap: 18px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }
        .case-data .data-item {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .case-data .data-item strong {
            display: block;
            font-size: 1.2rem;
            color: var(--accent-light);
            font-weight: 700;
        }

        /* ===== 价格 ===== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .price-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            position: relative;
        }
        .price-card:hover {
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .price-card.featured {
            border-color: var(--accent);
            background: linear-gradient(180deg, rgba(232, 93, 4, 0.08) 0%, var(--bg-card) 60%);
            box-shadow: 0 0 0 1px var(--accent), var(--shadow-md);
        }
        .price-card.featured .price-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .price-plan {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .price-amount {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--highlight);
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }
        .price-amount .per {
            font-size: 0.85rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .price-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .price-features {
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
            margin-bottom: 24px;
        }
        .price-features li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .price-features li::before {
            content: '✓';
            color: var(--highlight);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ===== 内容预告 / 时间轴 ===== */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 32px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: rgba(200, 240, 49, 0.25);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            padding: 0 0 32px 8px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid var(--highlight);
            box-shadow: 0 0 12px rgba(200, 240, 49, 0.3);
        }
        .timeline-item .tl-date {
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent-light);
            margin-bottom: 6px;
        }
        .timeline-item .tl-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }
        .timeline-item .tl-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== App 下载 / 多端同步 ===== */
        .app-section {
            background: linear-gradient(135deg, var(--bg-panel) 0%, #0d1a14 100%);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .app-info h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }
        .app-info p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.85;
            margin-bottom: 20px;
        }
        .app-badges {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .app-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 10px 18px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .app-badge:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--primary);
            color: var(--highlight);
        }
        .app-visual {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .app-visual img {
            width: 100%;
            height: 260px;
            object-fit: cover;
        }

        /* ===== 品牌介绍 ===== */
        .brand-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 40px;
        }
        .brand-panel h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
        }
        .brand-panel p {
            font-size: 0.98rem;
            color: var(--text-muted);
            line-height: 2;
            margin-bottom: 12px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(13, 79, 58, 0.5);
        }
        .faq-item.open {
            border-left: 3px solid var(--primary);
            background: #141a16;
            border-color: rgba(13, 79, 58, 0.4);
        }
        .faq-question {
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-weight: 600;
            font-size: 0.98rem;
            color: var(--text);
            user-select: none;
        }
        .faq-question .faq-toggle {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--text-muted);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.open .faq-toggle {
            background: var(--primary);
            color: var(--highlight);
            border-color: var(--highlight);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
        }

        /* ===== CTA 区域 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #0a2e20 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 30% 40%, rgba(200, 240, 49, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
            position: relative;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(245, 246, 244, 0.8);
            line-height: 1.8;
            max-width: 560px;
            margin: 0 auto 24px;
            position: relative;
        }
        .cta-section .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080b09;
            border-top: 1px solid var(--border);
            padding: 56px 0 24px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand .logo {
            font-size: 1.2rem;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.75;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 16px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--highlight);
        }
        .footer-subscribe input {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 10px 14px;
            color: var(--text);
            font-size: 0.85rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.15);
        }
        .footer-subscribe .btn {
            width: 100%;
            padding: 10px 16px;
            font-size: 0.88rem;
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            align-items: center;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 18px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .footer-bottom .footer-links a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-bottom .footer-links a:hover {
            color: var(--highlight);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero {
                min-height: auto;
                padding-top: calc(var(--nav-height) + 20px);
                padding-bottom: 40px;
            }
            .about-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .services-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .scenario-split {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cases-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .app-section {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 32px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --nav-height: 64px;
            }
            .main-nav {
                display: none;
            }
            .nav-actions .nav-search {
                display: none;
            }
            .nav-actions .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-drawer {
                display: flex;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                padding: 20px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .app-section {
                padding: 24px 18px;
                border-radius: var(--radius-lg);
            }
            .brand-panel {
                padding: 24px 18px;
                border-radius: var(--radius-lg);
            }
            .cta-section {
                padding: 36px 22px;
                border-radius: var(--radius-lg);
            }
            .news-list-item {
                padding: 16px 18px;
            }
            .service-item {
                padding: 22px 18px;
            }
            .case-body {
                padding: 18px 18px;
            }
            .price-card {
                padding: 24px 20px;
            }
            .timeline {
                padding-left: 24px;
            }
            .timeline-item::before {
                left: -20px;
                width: 10px;
                height: 10px;
            }
            .hero-form {
                flex-direction: column;
            }
            .hero-form button {
                width: 100%;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero-stats {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .kpi-grid {
                grid-template-columns: 1fr;
            }
            .news-featured-card img {
                height: 140px;
            }
            .service-item .service-image img {
                height: 120px;
            }
            .case-card .case-image {
                height: 150px;
            }
            .app-visual img {
                height: 180px;
            }
            .footer-bottom {
                padding: 16px 8px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .nav-search input:focus {
            width: 170px;
        }

        .nav-search button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .nav-search button:hover {
            background: var(--primary);
            color: #fff;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 9px 20px;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 0.88rem;
            font-weight: 600;
            white-space: nowrap;
            border: 1px solid rgba(200, 240, 49, 0.3);
            transition: var(--transition);
            cursor: pointer;
        }

        .nav-cta:hover {
            box-shadow: 0 0 0 1px var(--highlight) inset, var(--shadow-md);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text);
            border-radius: 4px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.12);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            margin-top: var(--nav-height);
            padding: 16px 0;
            background: var(--bg-panel);
            border-bottom: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

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

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

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

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

        /* ===== 按钮系统 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: 1px solid rgba(200, 240, 49, 0.35);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            box-shadow: 0 0 0 1px var(--highlight) inset, var(--shadow-lg);
            transform: translateY(-2px);
            filter: brightness(1.1);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(13, 79, 58, 0.1);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-muted);
            border: none;
            padding: 8px 16px;
        }

        .btn-ghost:hover {
            color: var(--text);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: var(--shadow-md);
        }

        .btn-accent:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            filter: brightness(1.05);
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 10px;
        }

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: 80px 0 70px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 12, 0.82) 0%, rgba(11, 14, 12, 0.6) 50%, rgba(11, 14, 12, 0.9) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(200, 240, 49, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 240, 49, 0.04) 1px, transparent 1px);
            background-size: 48px 48px;
            z-index: 2;
            opacity: 0.6;
        }

        .category-hero .container {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .category-hero-content h1 {
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 18px;
            color: var(--text);
        }

        .category-hero-content h1 .highlight-word {
            color: var(--highlight);
            position: relative;
        }

        .category-hero-content .hero-intro {
            font-size: 1.05rem;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 30px;
        }

        .category-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-stats-row {
            display: flex;
            gap: 30px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            text-align: left;
        }

        .hero-stat-item .stat-number {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--highlight);
            display: block;
            line-height: 1.2;
        }

        .hero-stat-item .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        /* Hero 右侧抖音数据榜单面板 */
        .hero-data-panel {
            background: rgba(18, 23, 20, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            box-shadow: var(--shadow-lg);
        }

        .hero-data-panel .panel-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-data-panel .panel-title .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--highlight);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.8); }
        }

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

        .data-list-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 14px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: default;
        }

        .data-list-item:hover {
            border-color: rgba(200, 240, 49, 0.35);
            background: rgba(0, 0, 0, 0.45);
        }

        .data-list-item .data-name {
            font-size: 0.88rem;
            color: var(--text);
            font-weight: 500;
        }

        .data-list-item .data-value {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--highlight);
        }

        .data-list-item .data-change {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 999px;
        }

        .data-change.up {
            color: #C8F031;
            background: rgba(200, 240, 49, 0.12);
        }

        .data-change.down {
            color: #FF6B6B;
            background: rgba(255, 107, 107, 0.12);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 2.5vw, 2.2rem);
            font-weight: 800;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-header .section-subtitle {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 680px;
            line-height: 1.8;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--border);
            margin: 0;
        }

        /* ===== 内容列表区 ===== */
        .data-content-section {
            background: var(--bg);
        }

        .content-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .content-main-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .content-card {
            display: grid;
            grid-template-columns: 240px 1fr;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            cursor: pointer;
        }

        .content-card:hover {
            transform: translateY(-3px);
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-hover);
        }

        .content-card .card-image {
            width: 240px;
            height: 100%;
            min-height: 180px;
            position: relative;
            overflow: hidden;
        }

        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }

        .content-card:hover .card-image img {
            transform: scale(1.06);
        }

        .content-card .card-body {
            padding: 22px 22px 20px 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .content-card .card-meta .tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(13, 79, 58, 0.3);
            color: var(--highlight);
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .content-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.45;
            transition: var(--transition);
        }

        .content-card:hover .card-title {
            color: var(--highlight);
        }

        .content-card .card-summary {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-link {
            align-self: flex-start;
            font-size: 0.87rem;
            font-weight: 600;
            color: var(--highlight);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .content-card .card-link:hover {
            gap: 10px;
            color: #fff;
        }

        /* 紧凑列表条目 */
        .compact-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 18px 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
            cursor: pointer;
        }

        .compact-list-item:hover {
            border-color: rgba(13, 79, 58, 0.6);
            background: var(--bg-panel);
            transform: translateX(4px);
        }

        .compact-list-item .item-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            white-space: nowrap;
            min-width: 70px;
            padding-top: 2px;
        }

        .compact-list-item .item-info {
            flex: 1;
        }

        .compact-list-item .item-title {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            transition: var(--transition);
        }

        .compact-list-item:hover .item-title {
            color: var(--highlight);
        }

        .compact-list-item .item-summary {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-top: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* 分页器 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid var(--border);
            color: var(--text-muted);
            transition: var(--transition);
            cursor: pointer;
            background: var(--bg-card);
        }

        .pagination a:hover {
            border-color: var(--primary);
            color: var(--text);
            background: rgba(13, 79, 58, 0.25);
        }

        .pagination .page-current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .page-ellipsis {
            border: none;
            background: transparent;
            cursor: default;
            color: var(--text-muted);
        }

        /* ===== 侧栏 ===== */
        .sidebar-widget {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            margin-bottom: 24px;
        }

        .sidebar-widget .widget-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget .widget-title .widget-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(13, 79, 58, 0.3);
            color: var(--highlight);
            font-size: 0.85rem;
        }

        .widget-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .widget-tag-list a {
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .widget-tag-list a:hover {
            border-color: var(--primary);
            color: var(--highlight);
            background: rgba(13, 79, 58, 0.2);
        }

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

        .widget-rank-list .rank-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            background: rgba(0, 0, 0, 0.25);
            transition: var(--transition);
        }

        .widget-rank-list .rank-item:hover {
            background: rgba(13, 79, 58, 0.2);
        }

        .widget-rank-list .rank-number {
            font-size: 0.9rem;
            font-weight: 800;
            color: var(--highlight);
            min-width: 24px;
            text-align: center;
        }

        .widget-rank-list .rank-name {
            font-size: 0.88rem;
            color: var(--text);
            flex: 1;
        }

        .widget-rank-list .rank-value {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--text-muted);
        }

        /* ===== FAQ区域 ===== */
        .faq-section {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 820px;
            margin: 0 auto;
        }

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

        .faq-item.open {
            border-color: rgba(13, 79, 58, 0.5);
            background: rgba(18, 23, 20, 0.95);
            box-shadow: var(--shadow-md);
        }

        .faq-item .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            text-align: left;
        }

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

        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(200, 240, 49, 0.12);
            color: var(--highlight);
            font-size: 1.1rem;
            transition: transform 0.35s ease;
        }

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

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-item .faq-answer-inner {
            padding: 0 22px 20px 22px;
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            max-width: 720px;
            border-left: 3px solid var(--primary);
            margin-left: 22px;
            padding-left: 16px;
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 45%, #064e3a 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(200, 240, 49, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 240, 49, 0.05) 1px, transparent 1px);
            background-size: 60px 60px;
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 70px 24px;
        }

        .cta-section h2 {
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(245, 246, 244, 0.8);
            font-size: 1.05rem;
            max-width: 580px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }

        .cta-section .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080a09;
            border-top: 1px solid var(--border);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border);
        }

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

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

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

        .footer-subscribe input {
            width: 100%;
            padding: 12px 16px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-light);
            color: var(--text);
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
        }

        .footer-subscribe input::placeholder {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .footer-subscribe .btn {
            width: 100%;
        }

        .footer-bottom {
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 30px;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-links {
            display: flex;
            gap: 10px;
            align-items: center;
        }

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

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

        .footer-links span {
            color: var(--text-muted);
            opacity: 0.5;
        }

        /* ===== 移动端导航抽屉 ===== */
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.3s;
        }

        .mobile-overlay.show {
            opacity: 1;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 85%;
            max-width: 380px;
            height: 100vh;
            background: rgba(10, 14, 11, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 1001;
            transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 80px 28px 30px;
            overflow-y: auto;
            border-left: 1px solid var(--border);
        }

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

        .mobile-drawer .drawer-close {
            position: absolute;
            top: 18px;
            right: 18px;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border);
            color: var(--text);
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-drawer .drawer-close:hover {
            background: rgba(255, 255, 255, 0.12);
        }

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

        .mobile-drawer .drawer-nav a {
            padding: 13px 16px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .mobile-drawer .drawer-nav a:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }

        .mobile-drawer .drawer-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .content-card {
                grid-template-columns: 200px 1fr;
            }
            .content-card .card-image {
                width: 200px;
            }
        }

        @media (max-width: 991px) {
            .main-nav,
            .nav-actions .nav-search,
            .nav-actions .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-overlay {
                display: block;
            }
            .content-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar-widget {
                margin-bottom: 0;
            }
            .category-hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-data-panel {
                max-width: 460px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-padding: var(--section-padding-mobile);
                --nav-height: 64px;
            }
            .category-hero {
                padding: 50px 0 45px;
            }
            .content-card {
                grid-template-columns: 1fr;
            }
            .content-card .card-image {
                width: 100%;
                height: 200px;
                min-height: auto;
            }
            .content-card .card-body {
                padding: 18px 20px 20px;
            }
            .hero-stats-row {
                gap: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                align-items: flex-start;
            }
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 519px) {
            .container {
                padding: 0 16px;
            }
            .category-hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-item .stat-number {
                font-size: 1.3rem;
            }
            .cta-section .container {
                padding: 50px 16px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .cta-section .cta-actions {
                flex-direction: column;
            }
            .content-card .card-summary {
                -webkit-line-clamp: 3;
            }
            .compact-list-item {
                flex-direction: column;
                gap: 6px;
                padding: 14px 16px;
            }
            .compact-list-item .item-date {
                min-width: auto;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .nav-search input:focus {
            width: 170px;
        }

        .nav-search button {
            background: var(--primary);
            color: var(--text);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .nav-search button:hover {
            background: var(--primary-dark);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            padding: 9px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
        }

        .nav-cta:hover {
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.3);
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-toggle span {
            display: block;
            width: 100%;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 分类页 Hero ===== */
        .category-hero {
            position: relative;
            min-height: 420px;
            padding: calc(var(--nav-height) + 48px) 0 64px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 11, 0.75) 0%, rgba(11, 14, 12, 0.92) 70%, var(--bg) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(200, 240, 49, 0.06) 1px, transparent 1px);
            background-size: 22px 22px;
            z-index: 1;
            opacity: 0.7;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

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

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

        .breadcrumb .separator {
            opacity: 0.5;
        }

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

        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.9;
            margin-bottom: 24px;
        }

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

        .hero-tags .tag {
            padding: 5px 16px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .hero-tags .tag:hover {
            border-color: var(--highlight);
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.06);
        }

        /* ===== 按钮系统 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25), var(--shadow-md);
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(13, 79, 58, 0.1);
            border-color: var(--highlight);
            color: var(--highlight);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .btn-accent:hover {
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.3);
            transform: translateY(-2px);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-muted);
            border: none;
            padding: 8px 12px;
        }

        .btn-ghost:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.8rem;
        }

        /* ===== 焦点赛事 ===== */
        .featured-section {
            padding: var(--section-padding) 0 0;
        }

        .featured-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 24px;
        }

        .featured-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            min-height: 360px;
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 79, 58, 0.5);
            transform: translateY(-3px);
        }

        .featured-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            flex-shrink: 0;
        }

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

        .featured-card:hover .card-img img {
            transform: scale(1.05);
        }

        .featured-card .card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .featured-card .card-date {
            font-size: 0.8rem;
            color: var(--highlight);
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .featured-card .card-title {
            font-size: 1.25rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 12px;
        }

        .featured-card .card-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.75;
            flex: 1;
        }

        .featured-card .card-link {
            margin-top: 16px;
            color: var(--highlight);
            font-size: 0.85rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .featured-card .card-link:hover {
            gap: 10px;
        }

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .featured-side .side-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 20px;
            transition: var(--transition);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-side .side-card:hover {
            border-color: rgba(13, 79, 58, 0.5);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .featured-side .side-card .card-date {
            font-size: 0.75rem;
            color: var(--accent-light);
            font-weight: 600;
            margin-bottom: 8px;
        }

        .featured-side .side-card .card-title {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: auto;
        }

        .featured-side .side-card .card-link {
            margin-top: 12px;
            color: var(--text-muted);
            font-size: 0.8rem;
            font-weight: 500;
        }

        .featured-side .side-card .card-link:hover {
            color: var(--highlight);
        }

        /* ===== 赛事动态列表 ===== */
        .news-list-section {
            padding: var(--section-padding) 0;
        }

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

        .section-head h2 {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .section-head .sub-title {
            font-size: 0.9rem;
            color: var(--text-muted);
            max-width: 420px;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 79, 58, 0.5);
            transform: translateY(-3px);
        }

        .news-card .news-img {
            aspect-ratio: 16/8;
            overflow: hidden;
            flex-shrink: 0;
        }

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

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

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

        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .news-card .news-date {
            color: var(--accent-light);
            font-weight: 600;
        }

        .news-card .news-tag {
            padding: 2px 10px;
            border-radius: 999px;
            background: rgba(13, 79, 58, 0.25);
            border: 1px solid rgba(13, 79, 58, 0.4);
            color: var(--text);
            font-size: 0.7rem;
            font-weight: 500;
        }

        .news-card .news-title {
            font-size: 1.08rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .news-card .news-desc {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.75;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .news-link {
            margin-top: 14px;
            color: var(--highlight);
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            align-self: flex-start;
        }

        .news-card .news-link:hover {
            gap: 10px;
        }

        /* ===== 分页器 ===== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 10px;
            border-radius: 10px;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid var(--border);
            background: var(--bg-card);
            color: var(--text-muted);
        }

        .pagination a:hover {
            border-color: var(--primary);
            color: var(--text);
            background: rgba(13, 79, 58, 0.15);
        }

        .pagination .current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 数据速报区块 ===== */
        .data-strip {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: var(--section-padding) 0;
        }

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

        .data-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 24px;
            text-align: center;
            transition: var(--transition);
        }

        .data-item:hover {
            border-color: rgba(200, 240, 49, 0.4);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .data-item .data-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--highlight);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .data-item .data-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 500;
        }

        /* ===== 赛事日历区块 ===== */
        .calendar-section {
            padding: var(--section-padding) 0;
        }

        .calendar-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x proximity;
            scrollbar-width: thin;
            scrollbar-color: var(--primary) transparent;
        }

        .calendar-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .calendar-scroll::-webkit-scrollbar-track {
            background: var(--bg-panel);
            border-radius: 3px;
        }

        .calendar-scroll::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 3px;
        }

        .calendar-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 20px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .calendar-card:hover {
            border-color: var(--highlight);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .calendar-card .cal-date {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent-light);
            margin-bottom: 10px;
        }

        .calendar-card .cal-title {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .calendar-card .cal-info {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .calendar-card .cal-link {
            margin-top: 14px;
            color: var(--highlight);
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .calendar-card .cal-link:hover {
            gap: 10px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--section-padding) 0;
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item.active {
            border-left: 3px solid var(--primary);
            background: rgba(255, 255, 255, 0.04);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            gap: 16px;
            width: 100%;
            text-align: left;
            color: var(--text);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            transition: var(--transition);
            color: var(--text-muted);
        }

        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 720px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--section-padding) 0;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--accent) 130%);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: var(--shadow-lg);
        }

        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(200, 240, 49, 0.08) 1px, transparent 1px);
            background-size: 18px 18px;
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.85;
            position: relative;
            z-index: 1;
        }

        .cta-box .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 40px;
        }

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

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 0.82rem;
            color: var(--text-muted);
            transition: var(--transition);
        }

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

        .footer-subscribe input {
            width: 100%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text);
            font-size: 0.85rem;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: var(--text-muted);
            opacity: 0.6;
        }

        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
        }

        .footer-subscribe .btn {
            width: 100%;
            font-size: 0.85rem;
            padding: 11px 20px;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

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

        .footer-links span {
            opacity: 0.4;
        }

        /* ===== 相关模块（底部） ===== */
        .related-section {
            padding: var(--section-padding) 0;
        }

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

        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 24px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            border-color: rgba(13, 79, 58, 0.5);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .related-card .rel-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(13, 79, 58, 0.25);
            border: 1px solid rgba(13, 79, 58, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }

        .related-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .related-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .related-card a {
            margin-top: 14px;
            color: var(--highlight);
            font-size: 0.82rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .related-card a:hover {
            gap: 10px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --section-padding: 56px;
            }
            .main-nav a {
                padding: 7px 12px;
                font-size: 0.85rem;
            }
            .nav-search input {
                width: 90px;
            }
            .nav-search input:focus {
                width: 130px;
            }
            .nav-cta {
                padding: 8px 14px;
                font-size: 0.8rem;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .featured-side {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .featured-side .side-card {
                flex: 1;
                min-width: 240px;
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --nav-height: 64px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(10, 14, 11, 0.97);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                border-bottom: 1px solid var(--border);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 4px;
                transform: translateY(-110%);
                transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
                z-index: 999;
                box-shadow: var(--shadow-lg);
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                width: 100%;
                padding: 14px 16px;
                font-size: 1rem;
                border-radius: 10px;
            }
            .nav-search {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .category-hero {
                min-height: 360px;
                padding: calc(var(--nav-height) + 32px) 0 40px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-head h2 {
                font-size: 1.5rem;
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-item {
                padding: 18px;
            }
            .data-item .data-number {
                font-size: 1.6rem;
            }
            .cta-box {
                padding: 40px 24px;
            }
            .cta-box h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
                gap: 8px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .featured-side {
                flex-direction: column;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 36px;
            }
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9rem;
            }
            .data-grid {
                grid-template-columns: 1fr;
            }
            .news-card .news-body {
                padding: 16px;
            }
            .news-card .news-title {
                font-size: 0.95rem;
            }
            .faq-question {
                padding: 15px 18px;
                font-size: 0.88rem;
            }
            .faq-answer p {
                font-size: 0.85rem;
            }
            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
            }
            .cta-box {
                padding: 32px 16px;
            }
            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 0.78rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 72px;
            --section-padding-mobile: 44px;
            --nav-height: 72px;
        }

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
            min-height: 100vh;
        }

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .nav-search input:focus {
            width: 170px;
        }

        .nav-search button {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            font-size: 0.85rem;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .nav-search button:hover {
            background: rgba(200, 240, 49, 0.15);
            color: var(--highlight);
        }

        .nav-cta {
            display: inline-block;
            padding: 9px 20px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(232, 93, 4, 0.35);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }

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

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
            white-space: nowrap;
            line-height: 1.4;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(13, 79, 58, 0.4);
            background: linear-gradient(135deg, #0d5f46, #0a4a36);
            border-color: rgba(200, 240, 49, 0.5);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(13, 79, 58, 0.08);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(13, 79, 58, 0.2);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-muted);
            border-color: transparent;
        }

        .btn-ghost:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.05);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            border-color: transparent;
        }

        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(232, 93, 4, 0.4);
            border-color: rgba(200, 240, 49, 0.4);
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .btn:disabled {
            opacity: 0.4;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* ===== 分类Hero ===== */
        .category-hero {
            position: relative;
            min-height: 58vh;
            display: flex;
            align-items: center;
            padding: calc(var(--nav-height) + 40px) 0 60px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 15, 12, 0.6) 0%, rgba(10, 15, 12, 0.8) 60%, rgba(11, 14, 12, 0.95) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(255, 255, 255, 0.02) 40px, rgba(255, 255, 255, 0.02) 41px);
            z-index: 2;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 3;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.25);
            font-size: 0.7rem;
        }

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

        .category-hero h1 {
            font-size: clamp(2rem, 4vw, 2.9rem);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
            color: var(--text);
        }

        .category-hero h1 .highlight-text {
            color: var(--highlight);
            position: relative;
        }

        .category-hero .hero-sub {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 28px;
        }

        .category-hero .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-tag {
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--text-muted);
            transition: var(--transition);
        }

        .hero-tag:hover {
            border-color: var(--highlight);
            color: var(--highlight);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-padding) 0;
            position: relative;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 0.98rem;
            max-width: 680px;
            line-height: 1.85;
        }

        .section-divider {
            border-top: 1px solid var(--border);
            margin-top: 16px;
            padding-top: 16px;
        }

        /* ===== 产品服务内容区 ===== */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
        }

        .content-card {
            grid-column: span 6;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .content-card.featured {
            grid-column: span 12;
            flex-direction: row;
            align-items: stretch;
        }

        .content-card:hover {
            transform: translateY(-4px);
            border-color: rgba(13, 79, 58, 0.6);
            box-shadow: var(--shadow-hover);
        }

        .content-card .card-img {
            position: relative;
            overflow: hidden;
            flex-shrink: 0;
            aspect-ratio: 16/9;
        }

        .content-card.featured .card-img {
            aspect-ratio: auto;
            flex: 0 0 45%;
            min-height: 280px;
        }

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

        .content-card:hover .card-img img {
            transform: scale(1.05);
        }

        .content-card .card-img .date-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(10, 15, 12, 0.75);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            color: var(--highlight);
            border: 1px solid rgba(200, 240, 49, 0.3);
        }

        .content-card .card-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .content-card .card-title {
            font-size: 1.12rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--text);
            transition: var(--transition);
        }

        .content-card .card-title:hover {
            color: var(--highlight);
        }

        .content-card .card-excerpt {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--highlight);
            transition: var(--transition);
            align-self: flex-start;
        }

        .content-card .card-link:hover {
            gap: 10px;
            color: #d9f95a;
        }

        /* ===== 分页器 ===== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 14px;
            border-radius: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-card);
            border: 1px solid var(--border);
            color: var(--text-muted);
            transition: var(--transition);
        }

        .pagination a:hover {
            border-color: var(--primary);
            color: var(--text);
            background: rgba(13, 79, 58, 0.15);
        }

        .pagination .current {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--highlight);
            border-color: rgba(200, 240, 49, 0.4);
            font-weight: 700;
        }

        .pagination .dots {
            border: none;
            background: transparent;
            min-width: auto;
            padding: 0 6px;
            color: var(--text-muted);
        }

        /* ===== 热门服务标签 ===== */
        .hot-tags-section {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .hot-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hot-tags .tags-label {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text);
            margin-right: 8px;
            white-space: nowrap;
        }

        .hot-tag {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-muted);
            transition: var(--transition);
        }

        .hot-tag:hover {
            border-color: var(--highlight);
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.06);
        }

        /* ===== 订阅CTA ===== */
        .subscribe-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            border: 1px solid rgba(200, 240, 49, 0.2);
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 240, 49, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .subscribe-cta .cta-text {
            flex: 1;
            min-width: 260px;
        }

        .subscribe-cta h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .subscribe-cta p {
            color: rgba(245, 246, 244, 0.75);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        .subscribe-cta .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            position: relative;
            z-index: 2;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #090c0a;
            border-top: 1px solid var(--border);
            padding: 56px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.75;
            margin-top: 12px;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text);
            letter-spacing: 0.3px;
        }

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

        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.88rem;
            transition: var(--transition);
        }

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

        .footer-subscribe input {
            display: block;
            width: 100%;
            padding: 12px 16px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--text);
            font-size: 0.88rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-subscribe input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
        }

        .footer-subscribe .btn {
            width: 100%;
            padding: 11px 20px;
            font-size: 0.88rem;
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            align-items: center;
            justify-content: space-between;
        }

        .footer-bottom p {
            color: var(--text-muted);
            font-size: 0.78rem;
            white-space: nowrap;
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 10px;
            color: var(--text-muted);
            font-size: 0.78rem;
            align-items: center;
        }

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

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

        /* ===== 移动端抽屉 ===== */
        .mobile-drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 999;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .mobile-drawer-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 85%;
            max-width: 340px;
            height: 100vh;
            background: rgba(10, 14, 11, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-left: 1px solid rgba(255, 255, 255, 0.1);
            z-index: 1001;
            padding: 24px;
            transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

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

        .mobile-drawer .drawer-close {
            font-size: 1.4rem;
            color: var(--text-muted);
            padding: 6px 10px;
            border-radius: 8px;
            transition: var(--transition);
        }

        .mobile-drawer .drawer-close:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text);
        }

        .mobile-drawer a {
            display: block;
            padding: 14px 16px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .mobile-drawer a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text);
        }

        .mobile-drawer a.active {
            background: rgba(200, 240, 49, 0.08);
            color: var(--highlight);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --section-padding: 56px;
                --nav-height: 64px;
            }

            .main-nav {
                gap: 2px;
            }
            .main-nav a {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
            .nav-search input {
                width: 90px;
            }
            .nav-search input:focus {
                width: 120px;
            }
            .content-card {
                grid-column: span 6;
            }
            .content-card.featured {
                grid-column: span 12;
            }
            .content-card.featured .card-img {
                flex: 0 0 40%;
                min-height: 240px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --nav-height: 60px;
            }

            .main-nav {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .category-hero {
                min-height: 50vh;
                padding-top: calc(var(--nav-height) + 28px);
                padding-bottom: 40px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .hero-sub {
                font-size: 0.95rem;
            }
            .content-card {
                grid-column: span 12;
            }
            .content-card.featured {
                flex-direction: column;
            }
            .content-card.featured .card-img {
                flex: none;
                aspect-ratio: 16/9;
                min-height: auto;
            }
            .content-card .card-body {
                padding: 18px 20px 20px;
            }
            .subscribe-cta {
                padding: 32px 24px;
                flex-direction: column;
                text-align: center;
            }
            .subscribe-cta .cta-actions {
                width: 100%;
                justify-content: center;
                flex-wrap: wrap;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .footer-bottom p {
                white-space: normal;
            }
            .pagination a,
            .pagination span {
                min-width: 36px;
                height: 36px;
                padding: 0 10px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-padding: 40px;
            }

            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-sub {
                font-size: 0.88rem;
                line-height: 1.75;
            }
            .content-card .card-title {
                font-size: 1rem;
            }
            .content-card .card-excerpt {
                font-size: 0.85rem;
                -webkit-line-clamp: 3;
            }
            .hot-tags {
                gap: 8px;
            }
            .hot-tag {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .subscribe-cta h2 {
                font-size: 1.3rem;
            }
            .btn {
                padding: 10px 22px;
                font-size: 0.88rem;
            }
            .pagination a,
            .pagination span {
                min-width: 32px;
                height: 32px;
                padding: 0 8px;
                font-size: 0.78rem;
                border-radius: 8px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

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

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .nav-search input:focus {
            width: 170px;
        }

        .nav-search button {
            background: var(--primary);
            border-radius: 999px;
            padding: 6px 12px;
            color: var(--text);
            font-size: 0.8rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-search button:hover {
            background: var(--primary-dark);
        }

        .nav-cta {
            padding: 9px 20px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            white-space: nowrap;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(232, 93, 4, 0.35);
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(232, 93, 4, 0.45);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            padding: calc(var(--nav-height) + 28px) 0 0;
            background: transparent;
            position: relative;
            z-index: 5;
        }

        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.3);
            font-size: 0.75rem;
        }

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

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: 64px 0 80px;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 14, 12, 0.82) 0%, rgba(11, 14, 12, 0.68) 45%, rgba(11, 14, 12, 0.92) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 20% 30%, rgba(13, 79, 58, 0.35) 0%, transparent 55%),
                radial-gradient(circle at 80% 70%, rgba(232, 93, 4, 0.22) 0%, transparent 45%),
                repeating-linear-gradient(0deg, transparent, transparent 29px, rgba(255, 255, 255, 0.015) 30px);
            z-index: 1;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
        }

        .hero-copy {
            max-width: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 240, 49, 0.12);
            border: 1px solid rgba(200, 240, 49, 0.3);
            color: var(--highlight);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 22px;
        }

        .hero-copy h1 {
            font-size: 2.9rem;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            color: var(--text);
        }

        .hero-copy h1 span {
            color: var(--highlight);
            position: relative;
        }

        .hero-copy>p {
            font-size: 1.08rem;
            color: rgba(245, 246, 244, 0.82);
            line-height: 1.9;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .hero-stat .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--highlight);
            letter-spacing: 1px;
            line-height: 1.2;
        }

        .hero-stat .label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 340px;
        }

        .countdown-ring {
            position: relative;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: conic-gradient(var(--highlight) 0% 68%, rgba(255, 255, 255, 0.1) 68% 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 60px rgba(200, 240, 49, 0.2), 0 0 120px rgba(13, 79, 58, 0.3);
            animation: pulseRing 3s ease-in-out infinite;
        }

        .countdown-ring::before {
            content: '';
            position: absolute;
            inset: 12px;
            border-radius: 50%;
            background: var(--bg-panel);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .countdown-inner {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .countdown-inner .label {
            font-size: 0.85rem;
            color: var(--text-muted);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .countdown-inner .value {
            font-size: 3.2rem;
            font-weight: 800;
            color: var(--highlight);
            line-height: 1.1;
            letter-spacing: 2px;
        }

        .countdown-inner .unit {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        @keyframes pulseRing {
            0%,
            100% {
                box-shadow: 0 0 40px rgba(200, 240, 49, 0.15), 0 0 90px rgba(13, 79, 58, 0.25);
            }
            50% {
                box-shadow: 0 0 70px rgba(200, 240, 49, 0.28), 0 0 140px rgba(13, 79, 58, 0.4);
            }
        }

        .carousel-dots {
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 3;
        }

        .carousel-dots .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.25);
            transition: var(--transition);
            cursor: pointer;
        }

        .carousel-dots .dot.active {
            background: var(--highlight);
            box-shadow: 0 0 12px rgba(200, 240, 49, 0.6);
            width: 28px;
            border-radius: 999px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            box-shadow: 0 4px 14px rgba(13, 79, 58, 0.4);
            border: 1px solid rgba(200, 240, 49, 0.3);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #125c43, #0d4f3a);
            box-shadow: 0 8px 24px rgba(13, 79, 58, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            box-shadow: 0 4px 14px rgba(232, 93, 4, 0.35);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .btn-accent:hover {
            background: linear-gradient(135deg, #f06a10, #f4b52a);
            box-shadow: 0 8px 26px rgba(232, 93, 4, 0.48);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            background: rgba(13, 79, 58, 0.08);
        }
        .btn-secondary:hover {
            background: rgba(13, 79, 58, 0.2);
            border-color: var(--highlight);
            color: var(--highlight);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--text-muted);
        }
        .btn-ghost:hover {
            color: var(--text);
            border-color: rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.05);
            transform: translateY(-1px);
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-header {
            margin-bottom: 48px;
            max-width: 720px;
        }

        .section-header .tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--highlight);
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 4px 14px;
            border: 1px solid rgba(200, 240, 49, 0.25);
            border-radius: 999px;
            background: rgba(200, 240, 49, 0.06);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.02rem;
            line-height: 1.9;
        }

        /* ===== 深度内容区 ===== */
        .deep-content {
            background: var(--bg-panel);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: var(--section-padding) 0;
        }

        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .deep-content-grid .text-col h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 18px;
            color: var(--text);
            line-height: 1.4;
        }

        .deep-content-grid .text-col p {
            color: var(--text-muted);
            line-height: 1.9;
            margin-bottom: 16px;
            font-size: 1rem;
        }

        .deep-content-grid .text-col p strong {
            color: var(--text);
            font-weight: 600;
        }

        .deep-content-grid .img-col {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            position: relative;
        }
        .deep-content-grid .img-col img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
            transition: var(--transition);
        }
        .deep-content-grid .img-col:hover img {
            transform: scale(1.03);
        }

        .deep-content-grid.reverse {
            grid-template-columns: 0.9fr 1.1fr;
        }

        /* ===== 合作模式卡片（横向大卡） ===== */
        .coop-models {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .coop-model-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .coop-model-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--highlight));
            opacity: 0;
            transition: var(--transition);
        }
        .coop-model-card:hover {
            border-color: rgba(200, 240, 49, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .coop-model-card:hover::before {
            opacity: 1;
        }

        .coop-model-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(13, 79, 58, 0.25);
            border: 1px solid rgba(200, 240, 49, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--highlight);
        }

        .coop-model-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
        }

        .coop-model-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.85;
            flex: 1;
        }

        .coop-model-card .card-link {
            color: var(--highlight);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .coop-model-card .card-link:hover {
            gap: 12px;
            color: var(--accent-light);
        }

        /* ===== 合作流程 ===== */
        .process-flow {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .process-step {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            position: relative;
            transition: var(--transition);
            text-align: left;
        }
        .process-step:hover {
            border-color: rgba(200, 240, 49, 0.3);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1px solid var(--highlight);
            color: var(--highlight);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 16px;
        }
        .process-step h4 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .process-step p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== 案例列表 ===== */
        .case-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .case-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            border-color: rgba(200, 240, 49, 0.3);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .case-card .case-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .case-card:hover .case-img img {
            transform: scale(1.06);
        }
        .case-card .case-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(11, 14, 12, 0.35) 100%);
        }
        .case-card .case-body {
            padding: 24px 26px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .case-card .case-date {
            font-size: 0.78rem;
            color: var(--text-muted);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .case-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.45;
        }
        .case-card p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            flex: 1;
            margin-bottom: 16px;
        }
        .case-card .case-meta {
            display: flex;
            gap: 20px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .case-card .case-meta strong {
            color: var(--highlight);
            font-weight: 700;
            font-size: 1.05rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.open {
            border-left: 3px solid var(--primary);
            background: rgba(21, 28, 23, 0.9);
        }
        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            transition: var(--transition);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--highlight);
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.12);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.94rem;
            line-height: 1.85;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 22px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, #0f2b20 45%, #1a3a2c 100%);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 240, 49, 0.15) 0%, transparent 65%);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232, 93, 4, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 18px;
            line-height: 1.35;
        }
        .cta-section p {
            color: rgba(245, 246, 244, 0.78);
            font-size: 1.05rem;
            line-height: 1.9;
            margin-bottom: 30px;
        }
        .cta-section .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== 预约表单 ===== */
        .booking-form {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            box-shadow: var(--shadow-lg);
            max-width: 680px;
            margin: 0 auto;
            text-align: left;
        }
        .booking-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-bottom: 18px;
        }
        .booking-form .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .booking-form label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text);
            letter-spacing: 0.5px;
        }
        .booking-form input,
        .booking-form select,
        .booking-form textarea {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 0.92rem;
            color: var(--text);
            transition: var(--transition);
            width: 100%;
        }
        .booking-form input:focus,
        .booking-form select:focus,
        .booking-form textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
            background: rgba(255, 255, 255, 0.08);
        }
        .booking-form input::placeholder,
        .booking-form textarea::placeholder {
            color: rgba(166, 176, 169, 0.6);
        }
        .booking-form textarea {
            resize: vertical;
            min-height: 110px;
        }
        .booking-form .form-full {
            grid-column: 1 / -1;
        }
        .booking-form .btn {
            width: 100%;
            margin-top: 8px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #080b09;
            border-top: 1px solid var(--border);
            padding: 64px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.8;
            margin-top: 16px;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--highlight);
            padding-left: 4px;
        }
        .footer-subscribe input {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--text);
            width: 100%;
            margin-bottom: 12px;
            transition: var(--transition);
        }
        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.18);
        }
        .footer-subscribe input::placeholder {
            color: rgba(166, 176, 169, 0.6);
        }
        .footer-subscribe .btn {
            width: 100%;
            font-size: 0.88rem;
            padding: 11px 20px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 28px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
            text-align: center;
        }
        .footer-bottom p {
            color: var(--text-muted);
            font-size: 0.82rem;
            line-height: 1.7;
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 12px;
            align-items: center;
            color: var(--text-muted);
            font-size: 0.82rem;
        }
        .footer-bottom .footer-links a {
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-bottom .footer-links a:hover {
            color: var(--highlight);
        }
        .footer-bottom .footer-links span {
            color: rgba(255, 255, 255, 0.2);
        }

        /* ===== 分页器 ===== */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            font-size: 0.9rem;
            font-weight: 600;
            border: 1px solid var(--border);
            background: var(--bg-card);
            color: var(--text-muted);
            transition: var(--transition);
        }
        .pagination a:hover {
            border-color: var(--highlight);
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
        }
        .pagination .current {
            border-color: var(--primary);
            background: var(--primary);
            color: #fff;
        }
        .pagination .dots {
            border: none;
            background: transparent;
            color: var(--text-muted);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-visual {
                min-height: 260px;
            }
            .countdown-ring {
                width: 200px;
                height: 200px;
            }
            .countdown-inner .value {
                font-size: 2.5rem;
            }
            .deep-content-grid,
            .deep-content-grid.reverse {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .process-flow {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .coop-models {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 48px;
                --nav-height: 64px;
            }
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .category-hero {
                min-height: auto;
                padding: 40px 0 56px;
            }
            .hero-copy h1 {
                font-size: 2rem;
            }
            .hero-copy>p {
                font-size: 0.98rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .num {
                font-size: 1.5rem;
            }
            .case-list {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .booking-form {
                padding: 28px 20px;
            }
            .booking-form .form-row {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .process-flow {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-copy h1 {
                font-size: 1.7rem;
            }
            .hero-copy>p {
                font-size: 0.92rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .pagination a,
            .pagination span {
                width: 36px;
                height: 36px;
                font-size: 0.8rem;
            }
            .case-card .case-img {
                height: 180px;
            }
            .category-hero .container {
                gap: 28px;
            }
            .coop-model-card {
                padding: 24px 20px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0D4F3A;
            --primary-dark: #0A3B2B;
            --accent: #E85D04;
            --accent-light: #F4A300;
            --highlight: #C8F031;
            --bg: #0B0E0C;
            --bg-panel: #121714;
            --bg-card: #151C17;
            --text: #F5F6F4;
            --text-muted: #A6B0A9;
            --border: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.12);
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.4);
            --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            --container-max: 1200px;
            --section-padding: 80px;
            --section-padding-mobile: 48px;
            --nav-height: 72px;
        }

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

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

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.85;
            font-size: 16px;
            font-weight: 400;
            overflow-x: hidden;
            min-height: 100vh;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 15, 12, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(10, 14, 11, 0.95);
            border-bottom: 1px solid rgba(13, 79, 58, 0.6);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .logo {
            flex-shrink: 0;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border: 1.5px solid var(--highlight);
            color: var(--highlight);
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border: 1px solid rgba(200, 240, 49, 0.25);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            padding: 4px 6px 4px 16px;
            gap: 6px;
            transition: var(--transition);
        }

        .nav-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.25);
            background: rgba(255, 255, 255, 0.09);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: var(--text);
            font-size: 0.85rem;
            width: 120px;
            transition: width 0.3s;
            padding: 5px 0;
        }

        .nav-search input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .nav-search input:focus {
            width: 170px;
        }

        .nav-search button {
            background: var(--primary);
            color: var(--text);
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            transition: var(--transition);
            flex-shrink: 0;
        }

        .nav-search button:hover {
            background: var(--primary-dark);
            box-shadow: 0 0 0 2px var(--highlight);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 0.88rem;
            font-weight: 600;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 93, 4, 0.4);
            border-color: var(--highlight);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }

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

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 999;
            background: rgba(11, 14, 12, 0.98);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            padding: 32px 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            transform: translateX(-100%);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .mobile-drawer a {
            padding: 14px 20px;
            border-radius: 12px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }

        .mobile-drawer a:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.07);
        }

        .mobile-drawer a.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border-color: rgba(200, 240, 49, 0.25);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
            cursor: pointer;
            line-height: 1.5;
            border: 1px solid transparent;
        }

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

        .btn:active {
            transform: scale(0.98);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: rgba(200, 240, 49, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(13, 79, 58, 0.45);
            border-color: var(--highlight);
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff;
        }

        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(232, 93, 4, 0.4);
            border-color: var(--highlight);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--highlight);
            color: var(--highlight);
        }

        .btn-ghost {
            background: none;
            color: var(--text-muted);
            border: none;
            padding: 8px 16px;
        }

        .btn-ghost:hover {
            color: var(--text);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
        }

        /* ===== 标签 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            white-space: nowrap;
            transition: var(--transition);
            line-height: 1.4;
        }

        .badge-green {
            background: rgba(13, 79, 58, 0.25);
            color: #7BD8A8;
            border: 1px solid rgba(13, 79, 58, 0.4);
        }

        .badge-orange {
            background: rgba(232, 93, 4, 0.18);
            color: #FFB37E;
            border: 1px solid rgba(232, 93, 4, 0.35);
        }

        .badge-yellow {
            background: rgba(200, 240, 49, 0.12);
            color: var(--highlight);
            border: 1px solid rgba(200, 240, 49, 0.3);
        }

        .badge-gray {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* ===== 分类页 Hero ===== */
        .category-hero {
            position: relative;
            padding: calc(var(--nav-height) + 56px) 0 64px;
            background-image:
                linear-gradient(180deg, rgba(11, 14, 12, 0.6) 0%, rgba(11, 14, 12, 0.82) 35%, rgba(11, 14, 12, 0.95) 75%, #0B0E0C 100%),
                url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 35%;
            min-height: 65vh;
            display: flex;
            align-items: flex-end;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                linear-gradient(rgba(200, 240, 49, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(200, 240, 49, 0.03) 1px, transparent 1px);
            background-size: 48px 48px;
            pointer-events: none;
            opacity: 0.5;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .sep {
            opacity: 0.5;
        }

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

        .category-hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

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

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 780px;
            line-height: 1.9;
            margin-bottom: 28px;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
        }

        .hero-stat {
            text-align: left;
        }

        .hero-stat .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--highlight);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .hero-stat .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 主内容区 ===== */
        .category-main {
            padding: 56px 0 32px;
            background: var(--bg);
        }

        .category-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }

        /* ===== 内容列表 ===== */
        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            margin-bottom: 24px;
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 79, 58, 0.45);
        }

        .content-card-image {
            width: 100%;
            height: 220px;
            overflow: hidden;
            position: relative;
        }

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

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

        .content-card-image .badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
        }

        .content-card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .content-card-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--text-muted);
            opacity: 0.5;
        }

        .content-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .content-card:hover .content-card-title {
            color: var(--highlight);
        }

        .content-card-title a {
            color: inherit;
        }

        .content-card-title a:hover {
            color: var(--highlight);
        }

        .content-card-excerpt {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .btn {
            align-self: flex-start;
        }

        /* ===== 侧栏 ===== */
        .sidebar {
            position: sticky;
            top: calc(var(--nav-height) + 24px);
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-widget {
            background: var(--bg-panel);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }

        .sidebar-widget h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            letter-spacing: 0.3px;
        }

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

        .sidebar-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.88rem;
            color: var(--text-muted);
            padding: 8px 12px;
            border-radius: 10px;
            transition: var(--transition);
            line-height: 1.5;
        }

        .sidebar-list a:hover {
            color: var(--highlight);
            background: rgba(255, 255, 255, 0.04);
        }

        .sidebar-list a .list-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: rgba(13, 79, 58, 0.25);
            color: var(--highlight);
            font-size: 0.75rem;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .sidebar-tags .badge {
            cursor: pointer;
        }

        .sidebar-tags .badge:hover {
            background: rgba(200, 240, 49, 0.18);
            color: var(--highlight);
            border-color: rgba(200, 240, 49, 0.4);
        }

        .sidebar-cta {
            background: linear-gradient(135deg, rgba(13, 79, 58, 0.4), rgba(10, 59, 43, 0.6));
            border: 1px solid rgba(13, 79, 58, 0.5);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
        }

        .sidebar-cta h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

        .sidebar-cta p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .sidebar-cta .btn {
            width: 100%;
            justify-content: center;
        }

        /* ===== 分页器 ===== */
        .pagination {
            display: flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
            padding: 20px 0 0;
            flex-wrap: wrap;
        }

        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            border-radius: 10px;
            font-size: 0.88rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.03);
        }

        .pagination a:hover {
            color: var(--highlight);
            border-color: rgba(200, 240, 49, 0.3);
            background: rgba(200, 240, 49, 0.06);
        }

        .pagination .current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination .dots {
            background: transparent;
            border: none;
            color: var(--text-muted);
            cursor: default;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-panel);
            padding: var(--section-padding) 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 32px;
        }

        .section-heading {
            margin-bottom: 40px;
        }

        .section-heading h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .section-heading p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
        }

        .faq-list {
            max-width: 800px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .faq-item:hover {
            border-color: rgba(13, 79, 58, 0.4);
        }

        .faq-item.open {
            border-left: 3px solid var(--primary);
            background: #18201B;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            transition: var(--transition);
            gap: 16px;
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            transition: var(--transition);
            font-size: 0.9rem;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: rgba(200, 240, 49, 0.12);
            color: var(--highlight);
        }

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

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.93rem;
            color: var(--text-muted);
            line-height: 1.9;
            max-width: 720px;
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            padding: var(--section-padding) 0;
            background: var(--bg);
        }

        .cta-panel {
            background: linear-gradient(135deg, rgba(13, 79, 58, 0.6), rgba(10, 59, 43, 0.85)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            border: 1px solid rgba(13, 79, 58, 0.5);
            text-align: center;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(200, 240, 49, 0.05);
            pointer-events: none;
        }

        .cta-panel h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .cta-panel p {
            font-size: 1.05rem;
            color: rgba(245, 246, 244, 0.75);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.85;
        }

        .cta-panel .btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #090C0A;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
            gap: 40px;
            padding-bottom: 40px;
        }

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

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--text-muted);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-subscribe input {
            width: 100%;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 10px;
            color: var(--text);
            font-size: 0.88rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .footer-subscribe input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 240, 49, 0.2);
            background: rgba(255, 255, 255, 0.08);
        }

        .footer-subscribe input::placeholder {
            color: var(--text-muted);
            opacity: 0.7;
        }

        .footer-subscribe .btn {
            width: 100%;
            justify-content: center;
        }

        .footer-bottom {
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .footer-links {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
        }

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

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

        .footer-links span {
            opacity: 0.4;
        }

        /* ===== 内容列表header ===== */
        .list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 24px;
        }

        .list-header h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.3px;
        }

        .list-filter {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .list-filter button {
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-muted);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
            white-space: nowrap;
            background: rgba(255, 255, 255, 0.03);
        }

        .list-filter button:hover {
            color: var(--text);
            border-color: rgba(255, 255, 255, 0.2);
        }

        .list-filter button.active {
            color: var(--highlight);
            background: rgba(200, 240, 49, 0.08);
            border-color: rgba(200, 240, 49, 0.3);
        }

        /* ===== 社区特色 ===== */
        .community-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

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

        .feature-item:hover {
            transform: translateY(-3px);
            border-color: rgba(13, 79, 58, 0.4);
            box-shadow: var(--shadow-md);
        }

        .feature-item .feature-icon {
            font-size: 1.8rem;
            margin-bottom: 10px;
        }

        .feature-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

        .feature-item p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .main-nav a {
                padding: 8px 10px;
                font-size: 0.82rem;
            }

            .nav-search input {
                width: 80px;
            }

            .nav-search input:focus {
                width: 110px;
            }

            .category-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .sidebar {
                position: static;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-padding: 56px;
                --nav-height: 64px;
            }

            .main-nav {
                display: none;
            }

            .nav-search {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            .nav-cta {
                display: none;
            }

            .category-hero {
                padding: calc(var(--nav-height) + 40px) 0 48px;
                min-height: auto;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat .stat-num {
                font-size: 1.5rem;
            }

            .content-card-image {
                height: 180px;
            }

            .cta-panel {
                padding: 40px 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

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

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

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

            :root {
                --section-padding: 40px;
            }

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

            .content-card-body {
                padding: 16px 18px 20px;
            }

            .content-card-title {
                font-size: 1rem;
            }

            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 0.8rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }

            .cta-panel h2 {
                font-size: 1.35rem;
            }

            .cta-panel p {
                font-size: 0.95rem;
            }

            .hero-stats {
                gap: 14px;
            }

            .hero-stat .stat-num {
                font-size: 1.3rem;
            }

            .hero-stat .stat-label {
                font-size: 0.75rem;
            }

            .breadcrumb {
                font-size: 0.75rem;
            }
        }