/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #0a1929;
            --clr-primary-light: #132f4f;
            --clr-accent: #d4a843;
            --clr-accent-hover: #c49a35;
            --clr-accent-light: #f5e6c8;
            --clr-accent-dark: #b8922e;
            --clr-red: #e63946;
            --clr-red-hover: #d12f3c;
            --clr-bg: #ffffff;
            --clr-bg-alt: #f5f7fa;
            --clr-bg-dark: #0d1b2a;
            --clr-text: #1a1a2e;
            --clr-text-light: #6c757d;
            --clr-text-inverse: #f8f9fa;
            --clr-border: #e2e6ea;
            --clr-border-light: #f0f0f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
            --shadow-glow: 0 0 40px rgba(212,168,67,0.25);
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 2rem;
            --space-lg: 4rem;
            --space-xl: 6rem;
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--clr-accent-dark); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--clr-accent); }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        ul { list-style: none; }

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--space-sm);
        }
        .container-wide {
            max-width: 1380px;
            margin: 0 auto;
            padding: 0 var(--space-sm);
        }

        /* ===== Typography ===== */
        h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--clr-text); }
        .display-heading {
            font-family: var(--font-display);
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.1rem;
            color: var(--clr-text-light);
            max-width: 600px;
            margin: 0 auto 2rem auto;
            text-align: center;
        }
        .text-gold { color: var(--clr-accent); }
        .text-center { text-align: center; }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.85rem 2.2rem;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            border-radius: 50px;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            outline: none;
            line-height: 1.4;
        }
        .btn:focus-visible { outline: 3px solid var(--clr-accent); outline-offset: 3px; }
        .btn-primary {
            background: var(--clr-accent);
            color: var(--clr-primary);
            box-shadow: 0 4px 20px rgba(212,168,67,0.35);
        }
        .btn-primary:hover {
            background: var(--clr-accent-hover);
            color: var(--clr-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(212,168,67,0.45);
        }
        .btn-outline {
            background: transparent;
            color: var(--clr-text-inverse);
            border: 2px solid rgba(255,255,255,0.5);
        }
        .btn-outline:hover {
            background: rgba(255,255,255,0.12);
            color: #fff;
            border-color: rgba(255,255,255,0.8);
            transform: translateY(-2px);
        }
        .btn-red {
            background: var(--clr-red);
            color: #fff;
            box-shadow: 0 4px 20px rgba(230,57,70,0.35);
        }
        .btn-red:hover {
            background: var(--clr-red-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(230,57,70,0.45);
        }
        .btn-lg { padding: 1.1rem 3rem; font-size: 1.1rem; }

        /* ===== Badge / Tag ===== */
        .badge {
            display: inline-block;
            padding: 0.3rem 1rem;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 50px;
            background: var(--clr-accent-light);
            color: var(--clr-accent-dark);
            letter-spacing: 0.3px;
        }
        .badge-red {
            background: #fde8ea;
            color: var(--clr-red);
        }
        .badge-dark {
            background: var(--clr-primary-light);
            color: var(--clr-accent);
        }

        /* ===== Card ===== */
        .card {
            background: var(--clr-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--clr-border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body { padding: 1.5rem; }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .card-text {
            font-size: 0.95rem;
            color: var(--clr-text-light);
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .card-meta {
            font-size: 0.85rem;
            color: var(--clr-text-light);
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 25, 41, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transition: background var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 25, 41, 0.98);
            box-shadow: 0 4px 30px rgba(0,0,0,0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            padding: 0 var(--space-sm);
            max-width: 1380px;
            margin: 0 auto;
        }
        .logo {
            font-family: var(--font-display);
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .logo:hover { color: var(--clr-accent); }
        .logo-icon {
            display: inline-block;
            width: 36px;
            height: 36px;
            background: var(--clr-accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--clr-primary);
            font-weight: 900;
            font-size: 1.2rem;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .nav-list a {
            padding: 0.5rem 1.2rem;
            border-radius: 50px;
            color: rgba(255,255,255,0.7);
            font-weight: 500;
            font-size: 0.95rem;
            transition: all var(--transition);
            position: relative;
            text-decoration: none;
        }
        .nav-list a:hover,
        .nav-list a.active {
            color: #fff;
            background: rgba(255,255,255,0.08);
        }
        .nav-list a.active {
            color: var(--clr-accent);
            background: rgba(212,168,67,0.12);
        }
        .nav-cta {
            padding: 0.5rem 1.6rem !important;
            background: var(--clr-accent) !important;
            color: var(--clr-primary) !important;
            font-weight: 700 !important;
            border-radius: 50px !important;
        }
        .nav-cta:hover {
            background: var(--clr-accent-hover) !important;
            color: var(--clr-primary) !important;
            transform: translateY(-1px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 4px;
            transition: all 0.3s;
        }
        .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
        .hamburger.active span:nth-child(2) { opacity: 0; }
        .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

        /* ===== Mobile Nav ===== */
        .mobile-nav {
            display: none;
            background: var(--clr-primary);
            padding: 1rem 1.5rem 1.8rem;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .mobile-nav.open { display: block; }
        .mobile-nav a {
            display: block;
            padding: 0.7rem 0;
            color: rgba(255,255,255,0.7);
            font-weight: 500;
            font-size: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            text-decoration: none;
        }
        .mobile-nav a:last-child { border-bottom: none; }
        .mobile-nav a:hover,
        .mobile-nav a.active { color: var(--clr-accent); }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 1.5rem 80px;
            background: var(--clr-bg-dark);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.45;
            transform: scale(1.05);
            transition: transform 8s ease;
        }
        .hero:hover .hero-bg { transform: scale(1.0); }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10,25,41,0.85) 0%, rgba(10,25,41,0.60) 50%, rgba(10,25,41,0.85) 100%);
            z-index: 1;
        }
        .hero-glow {
            position: absolute;
            top: 20%;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(212,168,67,0.12) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
        }
        .hero-badge {
            display: inline-block;
            padding: 0.4rem 1.6rem;
            border-radius: 50px;
            background: rgba(212,168,67,0.15);
            color: var(--clr-accent);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 1.5rem;
            border: 1px solid rgba(212,168,67,0.2);
        }
        .hero-title {
            font-family: var(--font-display);
            font-size: clamp(2.8rem, 7vw, 5.2rem);
            font-weight: 900;
            color: #fff;
            line-height: 1.08;
            margin-bottom: 1.2rem;
            letter-spacing: -0.03em;
        }
        .hero-title span {
            background: linear-gradient(135deg, var(--clr-accent), #f5d68a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-subtitle {
            font-size: clamp(1.1rem, 2vw, 1.4rem);
            color: rgba(255,255,255,0.7);
            max-width: 680px;
            margin: 0 auto 2.2rem;
            line-height: 1.6;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 2.5rem 4rem;
            margin-top: 3.5rem;
            padding-top: 2.5rem;
            border-top: 1px solid rgba(255,255,255,0.08);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-number {
            font-family: var(--font-display);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--clr-accent);
            line-height: 1.2;
        }
        .hero-stat-label {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.5);
            margin-top: 0.2rem;
        }

        /* ===== Section Spacing ===== */
        .section { padding: var(--space-xl) 0; }
        .section-alt { background: var(--clr-bg-alt); }
        .section-dark {
            background: var(--clr-bg-dark);
            color: var(--clr-text-inverse);
        }
        .section-dark .section-title { color: #fff; }
        .section-dark .section-subtitle { color: rgba(255,255,255,0.6); }

        /* ===== Intro / Brand ===== */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }
        .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .intro-image img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .intro-image:hover img { transform: scale(1.03); }
        .intro-content .badge { margin-bottom: 0.8rem; }
        .intro-content h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            line-height: 1.25;
        }
        .intro-content p {
            color: var(--clr-text-light);
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .intro-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.8rem;
            margin-top: 1.2rem;
        }
        .intro-feature-item {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-size: 0.95rem;
            color: var(--clr-text);
        }
        .intro-feature-item i {
            color: var(--clr-accent);
            font-size: 1rem;
            width: 22px;
            text-align: center;
        }

        /* ===== Category Cards ===== */
        .category-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            cursor: pointer;
            transition: all var(--transition);
            background: var(--clr-bg);
            border: 1px solid var(--clr-border-light);
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .category-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .category-card-body {
            padding: 1.8rem 2rem;
        }
        .category-card-body h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .category-card-body p {
            color: var(--clr-text-light);
            font-size: 0.95rem;
            margin-bottom: 0.8rem;
        }
        .category-card .badge {
            background: var(--clr-accent-light);
            color: var(--clr-accent-dark);
        }

        /* ===== Latest News / CMS List ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
            gap: 1.8rem;
        }
        .news-card {
            background: var(--clr-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition);
            border: 1px solid var(--clr-border-light);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .news-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .news-card-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-body .badge {
            align-self: flex-start;
            margin-bottom: 0.6rem;
        }
        .news-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .news-card-body h3 a {
            color: var(--clr-text);
            text-decoration: none;
        }
        .news-card-body h3 a:hover { color: var(--clr-accent-dark); }
        .news-card-body p {
            color: var(--clr-text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            flex: 1;
            margin-bottom: 0.8rem;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.8rem;
            color: var(--clr-text-light);
            border-top: 1px solid var(--clr-border-light);
            padding-top: 0.8rem;
            margin-top: auto;
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 3rem 1rem;
            color: var(--clr-text-light);
            font-size: 1.05rem;
            background: var(--clr-bg-alt);
            border-radius: var(--radius-md);
        }

        /* ===== Stats / Data ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }
        .stat-card {
            text-align: center;
            padding: 2.2rem 1.2rem;
            background: rgba(255,255,255,0.04);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255,255,255,0.06);
            transition: all var(--transition);
        }
        .stat-card:hover {
            background: rgba(255,255,255,0.07);
            transform: translateY(-3px);
        }
        .stat-icon {
            font-size: 2.2rem;
            color: var(--clr-accent);
            margin-bottom: 0.8rem;
        }
        .stat-number {
            font-family: var(--font-display);
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 0.25rem;
        }
        .stat-label {
            font-size: 0.95rem;
            color: rgba(255,255,255,0.55);
        }

        /* ===== Process / Steps ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            counter-reset: step;
        }
        .process-step {
            text-align: center;
            padding: 2rem 1rem;
            position: relative;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 2.5rem;
            left: calc(50% + 2rem);
            width: calc(100% - 4rem);
            height: 2px;
            background: linear-gradient(90deg, var(--clr-accent), transparent);
            opacity: 0.3;
        }
        .process-step:last-child::after { display: none; }
        .process-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--clr-accent-light);
            color: var(--clr-accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            font-weight: 800;
            margin: 0 auto 1rem;
            font-family: var(--font-display);
        }
        .process-step h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
        }
        .process-step p {
            font-size: 0.9rem;
            color: var(--clr-text-light);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .faq-item {
            background: var(--clr-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--clr-border-light);
            overflow: hidden;
            transition: box-shadow var(--transition);
        }
        .faq-item:hover { box-shadow: var(--shadow-sm); }
        .faq-question {
            padding: 1.2rem 1.8rem;
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            color: var(--clr-text);
            transition: background var(--transition);
        }
        .faq-question:hover { background: rgba(0,0,0,0.02); }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--clr-accent);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i { transform: rotate(180deg); }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 1.8rem;
            color: var(--clr-text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.8rem 1.2rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--clr-primary) 0%, #132f4f 100%);
            padding: var(--space-lg) 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(212,168,67,0.08) 0%, transparent 50%);
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
            color: #fff;
        }
        .cta-content h2 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
            color: #fff;
        }
        .cta-content p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.65);
            max-width: 600px;
            margin: 0 auto 2rem;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-primary);
            color: rgba(255,255,255,0.6);
            padding: var(--space-lg) 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 2.5rem;
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        .footer-brand .logo { margin-bottom: 1rem; font-size: 1.4rem; }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.5);
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 0.8rem;
            margin-top: 1.2rem;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.6);
            font-size: 1rem;
            transition: all var(--transition);
            text-decoration: none;
        }
        .footer-social a:hover {
            background: var(--clr-accent);
            color: var(--clr-primary);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
        }
        .footer-col a {
            display: block;
            padding: 0.3rem 0;
            color: rgba(255,255,255,0.5);
            font-size: 0.9rem;
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-col a:hover { color: var(--clr-accent); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.8rem;
            padding: 1.5rem 0;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.35);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.35);
            text-decoration: none;
        }
        .footer-bottom a:hover { color: var(--clr-accent); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .intro-grid { grid-template-columns: 1fr; gap: 2rem; }
            .intro-image img { height: 300px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: repeat(2, 1fr); }
            .process-step::after { display: none; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .section { padding: var(--space-lg) 0; }
        }
        @media (max-width: 768px) {
            .nav-list { display: none; }
            .hamburger { display: flex; }
            .hero-title { font-size: 2.6rem; }
            .hero-stats { gap: 1.5rem 2rem; }
            .hero-stat-number { font-size: 1.8rem; }
            .section-title { font-size: 1.8rem; }
            .category-grid { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: 1fr 1fr; gap: 1.2rem; }
            .intro-features { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-content h2 { font-size: 1.8rem; }
            .section { padding: var(--space-md) 0; }
        }
        @media (max-width: 520px) {
            .hero { min-height: 85vh; padding: 100px 1rem 60px; }
            .hero-title { font-size: 2rem; }
            .hero-subtitle { font-size: 1rem; }
            .hero-actions { flex-direction: column; align-items: center; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
            .stat-number { font-size: 2rem; }
            .process-grid { grid-template-columns: 1fr; }
            .section-title { font-size: 1.5rem; }
            .category-card-body { padding: 1.2rem; }
            .news-card-body { padding: 1.2rem; }
            .faq-question { padding: 1rem 1.2rem; font-size: 0.95rem; }
            .btn-lg { padding: 0.9rem 1.8rem; font-size: 1rem; }
        }
        @media (min-width: 769px) {
            .mobile-nav { display: none !important; }
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #c62828;
            --primary-dark: #8e0000;
            --primary-light: #ff5f52;
            --secondary: #1a237e;
            --secondary-light: #534bae;
            --accent: #ff8f00;
            --bg-light: #fafafa;
            --bg-dark: #121212;
            --bg-card: #ffffff;
            --text-primary: #1a1a1a;
            --text-secondary: #555555;
            --text-light: #999999;
            --text-white: #ffffff;
            --border: #e0e0e0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 6px 24px rgba(0,0,0,0.10);
            --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);
            --transition: 0.30s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --nav-height: 76px;
        }

        /* ===== 基础 Reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            color: var(--text-primary);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            padding-top: var(--nav-height);
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--primary); }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; }
        .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
        @media screen and (max-width: 768px) { .container { padding: 0 16px; } }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            height: var(--nav-height);
            background: rgba(255,255,255,0.94);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(0,0,0,0.06);
            box-shadow: 0 1px 12px rgba(0,0,0,0.04);
        }
        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }
        .logo:hover { color: var(--primary); }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px; height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 20px;
            font-weight: 700;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            position: relative;
        }
        .nav-list a:hover,
        .nav-list a.active {
            color: var(--primary);
            background: rgba(198,40,40,0.06);
        }
        .nav-list a.active { font-weight: 600; }
        .nav-list a.nav-cta {
            background: var(--primary);
            color: #fff !important;
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 14px rgba(198,40,40,0.30);
        }
        .nav-list a.nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(198,40,40,0.40);
        }
        .nav-toggle {
            display: none;
            background: none; border: none; font-size: 26px;
            color: var(--text-primary); cursor: pointer;
            padding: 8px; border-radius: 8px;
        }
        .nav-toggle:hover { background: rgba(0,0,0,0.05); }

        @media screen and (max-width: 820px) {
            .nav-toggle { display: block; }
            .nav-list {
                position: fixed; top: var(--nav-height); left: 0; right: 0;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 6px;
                box-shadow: 0 16px 40px rgba(0,0,0,0.12);
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.35s ease;
                border-bottom: 2px solid var(--border);
                pointer-events: none;
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 18px;
                font-size: 16px;
            }
            .nav-list a.nav-cta {
                justify-content: center;
                margin-top: 8px;
            }
        }

        /* ===== 文章 Banner ===== */
        .article-banner {
            position: relative;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
            min-height: 320px;
            display: flex;
            align-items: center;
            padding: 60px 0 50px;
            overflow: hidden;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .article-banner .container { position: relative; z-index: 2; }
        .article-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255,255,255,0.65);
            margin-bottom: 20px;
        }
        .article-banner .breadcrumb a { color: rgba(255,255,255,0.75); }
        .article-banner .breadcrumb a:hover { color: #fff; }
        .article-banner .breadcrumb .sep { color: rgba(255,255,255,0.35); }
        .article-banner h1 {
            font-size: clamp(28px, 4.2vw, 48px);
            font-weight: 800;
            color: #fff;
            max-width: 860px;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
        .article-banner .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255,255,255,0.75);
            font-size: 15px;
        }
        .article-banner .meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-banner .meta .category-tag {
            background: var(--primary);
            color: #fff;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }

        /* ===== 文章正文 ===== */
        .article-main {
            padding: 60px 0 80px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }
        .article-content {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 48px 44px;
            font-size: 17px;
            line-height: 1.85;
            color: var(--text-primary);
        }
        .article-content .featured-image {
            margin: -48px -44px 40px -44px;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
            max-height: 480px;
            object-fit: cover;
            width: calc(100% + 88px);
        }
        .article-content h2 {
            font-size: 26px;
            margin: 40px 0 16px;
            color: var(--text-primary);
            border-left: 4px solid var(--primary);
            padding-left: 18px;
        }
        .article-content h3 {
            font-size: 21px;
            margin: 32px 0 12px;
            color: var(--text-primary);
        }
        .article-content p {
            margin-bottom: 20px;
            color: var(--text-secondary);
        }
        .article-content p:last-child { margin-bottom: 0; }
        .article-content ul,
        .article-content ol {
            margin: 16px 0 24px 24px;
            color: var(--text-secondary);
        }
        .article-content li {
            margin-bottom: 10px;
            list-style: disc;
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(198,40,40,0.04);
            padding: 20px 24px;
            margin: 28px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-secondary);
        }
        .article-content a { color: var(--primary); font-weight: 500; }
        .article-content a:hover { text-decoration: underline; }

        .article-not-found {
            text-align: center;
            padding: 80px 40px;
        }
        .article-not-found .icon {
            font-size: 64px;
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .article-not-found h2 {
            font-size: 28px;
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-secondary);
            margin-bottom: 24px;
        }
        .article-not-found .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
        }
        .article-not-found .btn-back:hover { background: var(--primary-dark); }

        /* ===== 侧栏 ===== */
        .article-sidebar .widget {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            margin-bottom: 28px;
        }
        .article-sidebar .widget:last-child { margin-bottom: 0; }
        .article-sidebar .widget h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-sidebar .widget h4 i { color: var(--primary); }
        .sidebar-list a {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(0,0,0,0.04);
            transition: all var(--transition);
        }
        .sidebar-list a:last-child { border-bottom: none; }
        .sidebar-list a:hover { padding-left: 6px; }
        .sidebar-list .thumb {
            width: 72px; height: 54px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
            background: var(--border);
        }
        .sidebar-list .info { flex: 1; }
        .sidebar-list .info .title {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .sidebar-list .info .date {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags a {
            padding: 4px 16px;
            border-radius: 20px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .sidebar-tags a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== 相关文章 ===== */
        .related-section {
            padding: 60px 0;
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .related-section .section-title {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 36px;
            text-align: center;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid rgba(0,0,0,0.04);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .related-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .related-card .body {
            padding: 20px 22px 24px;
        }
        .related-card .body .cat {
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }
        .related-card .body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .related-card .body h3 a { color: var(--text-primary); }
        .related-card .body h3 a:hover { color: var(--primary); }
        .related-card .body .meta {
            font-size: 13px;
            color: var(--text-light);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.80);
            padding: 60px 0 0;
        }
        .site-footer .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .logo { color: #fff; font-size: 22px; margin-bottom: 16px; }
        .footer-brand .logo .logo-icon { background: var(--primary); }
        .footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 340px; margin-bottom: 20px; }
        .footer-social { display: flex; gap: 12px; }
        .footer-social a {
            display: inline-flex; align-items: center; justify-content: center;
            width: 40px; height: 40px; border-radius: 50%;
            background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.60);
            font-size: 18px;
            transition: all var(--transition);
        }
        .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
        .footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 18px; }
        .footer-col a {
            display: block; font-size: 14px; color: rgba(255,255,255,0.55);
            padding: 5px 0; transition: all var(--transition);
        }
        .footer-col a:hover { color: #fff; padding-left: 4px; }
        .footer-bottom {
            display: flex; justify-content: space-between; align-items: center;
            flex-wrap: wrap; gap: 12px;
            padding: 24px 0;
            font-size: 13px; color: rgba(255,255,255,0.40);
        }
        .footer-bottom a { color: rgba(255,255,255,0.50); }
        .footer-bottom a:hover { color: #fff; }
        @media screen and (max-width: 900px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
        @media screen and (max-width: 640px) {
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* ===== 响应式 ===== */
        @media screen and (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
            .article-sidebar .widget { margin-bottom: 0; }
            .related-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media screen and (max-width: 768px) {
            .article-banner { min-height: 240px; padding: 40px 0 36px; }
            .article-content { padding: 28px 20px; }
            .article-content .featured-image { margin: -28px -20px 28px -20px; width: calc(100% + 40px); max-height: 300px; }
            .article-sidebar { grid-template-columns: 1fr; }
            .related-grid { grid-template-columns: 1fr; }
        }
        @media screen and (max-width: 520px) {
            .article-banner h1 { font-size: 24px; }
            .article-content { padding: 20px 16px; font-size: 15px; }
            .article-content .featured-image { margin: -20px -16px 20px -16px; width: calc(100% + 32px); }
            .related-card img { height: 160px; }
        }

        /* ===== 辅助 ===== */
        .text-center { text-align: center; }
        .mt-1 { margin-top: 12px; }
        .mt-2 { margin-top: 24px; }
        .mb-1 { margin-bottom: 12px; }
        .mb-2 { margin-bottom: 24px; }
        .gap-1 { gap: 12px; }
        .flex { display: flex; align-items: center; }
        .flex-wrap { flex-wrap: wrap; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0d2137;
            --primary-light: #1a3a5c;
            --primary-dark: #07101a;
            --accent: #e63946;
            --accent-hover: #c92d3a;
            --accent-glow: rgba(230, 57, 70, 0.25);
            --gold: #fca311;
            --gold-light: #ffb834;
            --bg: #f0f2f5;
            --bg-card: #ffffff;
            --bg-dark: #0d2137;
            --text: #1a1a2e;
            --text-light: #555b6e;
            --text-muted: #8a92a6;
            --border: #e2e6ee;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 8px rgba(13, 33, 55, 0.06);
            --shadow-md: 0 6px 24px rgba(13, 33, 55, 0.10);
            --shadow-lg: 0 16px 48px rgba(13, 33, 55, 0.14);
            --shadow-glow: 0 0 30px rgba(230, 57, 70, 0.15);
            --font-sans: 'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --header-h: 76px;
            --transition: 0.30s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ===== Reset & Base ===== */
        *,
        *::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);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            padding-top: var(--header-h);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(13, 33, 55, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            box-shadow: 0 2px 32px rgba(0, 0, 0, 0.20);
            transition: var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo:hover {
            color: var(--gold);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            color: #fff;
            font-size: 20px;
            font-weight: 900;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.30);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list a {
            padding: 8px 20px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-list a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-list a.active {
            color: #fff;
            background: rgba(230, 57, 70, 0.85);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.30);
        }
        .nav-list a.active:hover {
            background: var(--accent);
        }
        .nav-cta {
            background: transparent !important;
            border: 2px solid var(--gold) !important;
            color: var(--gold) !important;
            border-radius: 8px !important;
            padding: 6px 20px !important;
            font-weight: 700 !important;
            margin-left: 8px;
        }
        .nav-cta:hover {
            background: var(--gold) !important;
            color: var(--primary-dark) !important;
            border-color: var(--gold) !important;
            box-shadow: 0 0 30px rgba(252, 163, 17, 0.25);
        }
        .nav-cta i {
            margin-right: 6px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 6px;
            background: none;
            border: none;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 28px;
            height: 3px;
            background: #fff;
            border-radius: 4px;
            transition: var(--transition);
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 30%;
            background-blend-mode: overlay;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 33, 55, 0.88) 0%, rgba(13, 33, 55, 0.60) 60%, rgba(230, 57, 70, 0.30) 100%);
            z-index: 1;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
            z-index: 2;
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 3;
            max-width: 800px;
            padding: 60px 24px 80px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: rgba(230, 57, 70, 0.90);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            padding: 6px 22px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 20px;
            text-transform: uppercase;
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.35);
        }
        .category-hero h1 {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.30);
        }
        .category-hero p {
            font-size: 19px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 620px;
            margin: 0 auto 28px;
            font-weight: 400;
        }
        .category-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        .category-hero .hero-stat {
            text-align: center;
        }
        .category-hero .hero-stat .num {
            font-size: 32px;
            font-weight: 800;
            color: var(--gold);
            display: block;
            line-height: 1.2;
        }
        .category-hero .hero-stat .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.70);
            font-weight: 500;
        }

        /* ===== Section通用 ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-card);
        }
        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-sub {
            font-size: 17px;
            color: var(--text-light);
            max-width: 600px;
            margin-bottom: 48px;
            font-weight: 400;
        }
        .section-dark .section-sub {
            color: rgba(255, 255, 255, 0.65);
        }
        .text-center {
            text-align: center;
        }
        .mx-auto {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 标签云 ===== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: -10px;
            margin-bottom: 10px;
        }
        .tag-cloud .tag {
            display: inline-block;
            padding: 8px 24px;
            background: var(--bg-card);
            border: 1.5px solid var(--border);
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            transition: var(--transition);
            cursor: default;
        }
        .tag-cloud .tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(230, 57, 70, 0.04);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }
        .tag-cloud .tag.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.25);
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--primary-light);
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card:hover .card-image img {
            transform: scale(1.06);
        }
        .card-image .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 6px;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 12px rgba(230, 57, 70, 0.30);
        }
        .card-image .card-date {
            position: absolute;
            bottom: 14px;
            right: 14px;
            background: rgba(13, 33, 55, 0.80);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 13px;
            padding: 4px 14px;
            border-radius: 6px;
            font-weight: 500;
        }
        .card-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body .card-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }
        .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--text);
        }
        .card-body p {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .card-body .card-link {
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
        }
        .card-body .card-link i {
            font-size: 12px;
            transition: transform 0.2s;
        }
        .card-body .card-link:hover i {
            transform: translateX(4px);
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-item {
            display: flex;
            gap: 24px;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            align-items: flex-start;
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .news-item .news-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 90px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--primary-light);
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-info {
            flex: 1;
            min-width: 0;
        }
        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 6px;
        }
        .news-item .news-meta .tag {
            background: rgba(230, 57, 70, 0.08);
            color: var(--accent);
            padding: 2px 12px;
            border-radius: 4px;
            font-weight: 600;
            font-size: 12px;
        }
        .news-item h4 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            color: var(--text);
        }
        .news-item p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 数据看板 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: var(--radius);
            padding: 32px 20px;
            text-align: center;
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.10);
            border-color: var(--gold);
            transform: translateY(-4px);
        }
        .stat-card .stat-icon {
            font-size: 36px;
            color: var(--gold);
            margin-bottom: 12px;
        }
        .stat-card .stat-num {
            font-size: 40px;
            font-weight: 900;
            color: #fff;
            line-height: 1.1;
            margin-bottom: 4px;
        }
        .stat-card .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            font-weight: 500;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-item .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            color: var(--text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
            font-family: inherit;
            transition: var(--transition);
        }
        .faq-item .faq-q:hover {
            color: var(--accent);
        }
        .faq-item .faq-q i {
            font-size: 18px;
            color: var(--accent);
            transition: transform 0.3s;
            flex-shrink: 0;
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.7;
        }
        .faq-item.active .faq-a {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #1a2d48 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 80px 24px;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 540px;
            margin: 0 auto 32px;
        }
        .cta-section .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(230, 57, 70, 0.45);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.30);
        }
        .btn-outline:hover {
            border-color: var(--gold);
            color: var(--gold);
            transform: translateY(-2px);
            box-shadow: 0 0 30px rgba(252, 163, 17, 0.15);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.70);
            padding: 64px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
            font-size: 20px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 14px;
            margin-top: 20px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.60);
            font-size: 18px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.30);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--gold);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.40);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.50);
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            padding: 20px 0 0;
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb span {
            color: var(--text-light);
            font-weight: 500;
        }
        .breadcrumb .sep {
            color: var(--text-muted);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero h1 {
                font-size: 40px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }
            .hamburger {
                display: flex;
            }
            .nav-list {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(13, 33, 55, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                justify-content: center;
                gap: 10px;
                transform: translateX(100%);
                transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
                z-index: 999;
                padding: 40px 24px;
            }
            .nav-list.open {
                transform: translateX(0);
            }
            .nav-list a {
                font-size: 20px;
                padding: 14px 24px;
                text-align: center;
                width: 100%;
                max-width: 300px;
                border-radius: 12px;
            }
            .nav-cta {
                margin-top: 12px;
                margin-left: 0 !important;
            }
            .hamburger.open span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 6px);
            }
            .hamburger.open span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.open span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -6px);
            }

            .category-hero {
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .category-hero p {
                font-size: 16px;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
            .category-hero .hero-stat .num {
                font-size: 26px;
            }

            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }

            .news-item {
                flex-direction: column;
                padding: 16px;
                gap: 14px;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 180px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card .stat-num {
                font-size: 30px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section h2 {
                font-size: 28px;
            }
            .tag-cloud .tag {
                padding: 6px 18px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-badge {
                font-size: 12px;
                padding: 4px 16px;
            }
            .section-title {
                font-size: 22px;
            }
            .card-body {
                padding: 16px 18px 20px;
            }
            .card-body h3 {
                font-size: 17px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 12px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 14px;
            }
            .news-item .news-thumb {
                height: 140px;
            }
        }

        /* ===== Back to top ===== */
        .back-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 50%;
            font-size: 20px;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(230, 57, 70, 0.35);
            transition: var(--transition);
            z-index: 99;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .back-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-top:hover {
            background: var(--accent-hover);
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(230, 57, 70, 0.45);
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0a2a44;
            --primary-light: #1a3a5c;
            --primary-dark: #051a2e;
            --accent: #e85d3a;
            --accent-hover: #d44a2a;
            --accent-light: #ff7a55;
            --bg: #f5f7fa;
            --bg-card: #ffffff;
            --bg-dark: #0d1b2a;
            --text: #1a1a2e;
            --text-light: #4a4a5a;
            --text-muted: #8a8a9a;
            --border: #e0e3e8;
            --radius: 16px;
            --radius-sm: 8px;
            --shadow: 0 8px 32px rgba(10, 42, 68, 0.10);
            --shadow-hover: 0 16px 48px rgba(10, 42, 68, 0.18);
            --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::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);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent-hover);
        }
        a:focus-visible {
            outline: 3px solid var(--accent-light);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            color: var(--primary);
            font-weight: 700;
        }

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

        /* ===== Header & Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(224, 227, 232, 0.50);
            height: var(--nav-height);
            transition: background var(--transition), box-shadow var(--transition);
        }
        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 2px 20px rgba(10, 42, 68, 0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            transition: opacity var(--transition);
            text-decoration: none;
        }
        .logo:hover {
            opacity: 0.85;
            color: var(--primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 20px;
            font-weight: 800;
            letter-spacing: 0;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            position: relative;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
        }
        .nav-list a:hover {
            color: var(--primary);
            background: rgba(10, 42, 68, 0.06);
        }
        .nav-list a.active {
            color: #fff;
            background: var(--primary);
        }
        .nav-list a.active:hover {
            background: var(--primary-light);
        }
        .nav-list a.nav-cta {
            background: var(--accent);
            color: #fff;
            padding: 8px 22px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list a.nav-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(232, 93, 58, 0.35);
        }
        .nav-list a.nav-cta i {
            font-size: 13px;
            transition: transform var(--transition);
        }
        .nav-list a.nav-cta:hover i {
            transform: translateX(4px);
        }

        /* Mega Menu 下拉面板 */
        .nav-mega-wrap {
            position: relative;
        }
        .nav-mega-wrap .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            background: #fff;
            border-radius: var(--radius);
            box-shadow: 0 20px 60px rgba(10, 42, 68, 0.18);
            padding: 24px 28px;
            min-width: 480px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            border: 1px solid var(--border);
            pointer-events: none;
            z-index: 100;
        }
        .nav-mega-wrap:hover .mega-panel,
        .nav-mega-wrap:focus-within .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
            pointer-events: auto;
        }
        .mega-panel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px 24px;
        }
        .mega-panel-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
            text-decoration: none;
            color: var(--text);
        }
        .mega-panel-item:hover {
            background: rgba(10, 42, 68, 0.05);
            color: var(--primary);
        }
        .mega-panel-item img {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .mega-panel-item .item-text strong {
            display: block;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
        }
        .mega-panel-item .item-text span {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* 移动端汉堡 */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 6px;
            background: none;
            border: none;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(10, 42, 68, 0.06);
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 6px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -6px);
        }

        /* ===== Hero ===== */
        .hero-guide {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            margin-top: var(--nav-height);
            background: var(--primary-dark);
            overflow: hidden;
        }
        .hero-guide-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.55;
            transform: scale(1.05);
            animation: heroZoom 16s ease-in-out infinite alternate;
        }
        @keyframes heroZoom {
            0% {
                transform: scale(1.05);
            }
            100% {
                transform: scale(1.15);
            }
        }
        .hero-guide-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 42, 68, 0.88) 0%, rgba(10, 42, 68, 0.55) 50%, rgba(232, 93, 58, 0.30) 100%);
            z-index: 1;
        }
        .hero-guide-content {
            position: relative;
            z-index: 2;
            padding: 100px 0 80px;
            max-width: 780px;
        }
        .hero-guide-content .badge {
            display: inline-block;
            background: rgba(232, 93, 58, 0.20);
            backdrop-filter: blur(4px);
            color: #ffb8a0;
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.5px;
            border: 1px solid rgba(232, 93, 58, 0.30);
            margin-bottom: 20px;
        }
        .hero-guide-content h1 {
            font-size: clamp(36px, 6vw, 68px);
            font-weight: 800;
            color: #fff;
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        .hero-guide-content h1 span {
            background: linear-gradient(135deg, #ffb8a0, #ff7a55);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-guide-content p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.80);
            line-height: 1.7;
            max-width: 600px;
            margin-bottom: 32px;
        }
        .hero-guide-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            border-radius: 50px;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(232, 93, 58, 0.40);
            color: #fff;
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.35);
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--text-light);
            max-width: 640px;
            line-height: 1.6;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            border-radius: 4px;
            margin: 16px 0 24px;
        }
        .text-center .section-divider {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== 分类简介 ===== */
        .intro-guide {
            background: #fff;
        }
        .intro-guide .grid-x {
            align-items: center;
            gap: 40px;
        }
        .intro-guide .intro-image {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }
        .intro-guide .intro-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: transform 0.8s ease;
        }
        .intro-guide .intro-image:hover img {
            transform: scale(1.04);
        }
        .intro-guide .intro-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 42, 68, 0.10), transparent 60%);
            pointer-events: none;
        }
        .intro-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 28px;
        }
        .intro-stat {
            text-align: center;
            padding: 16px 8px;
            background: var(--bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
        }
        .intro-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            display: block;
        }
        .intro-stat .label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 热门指南卡片 ===== */
        .guide-cards {
            background: var(--bg);
        }
        .card-guide {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border);
        }
        .card-guide:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .card-guide-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .card-guide-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .card-guide:hover .card-guide-image img {
            transform: scale(1.06);
        }
        .card-guide-image .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(232, 93, 58, 0.90);
            backdrop-filter: blur(4px);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .card-guide-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-guide-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .card-guide-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .card-guide-body .meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .card-guide-body .meta i {
            margin-right: 4px;
            color: var(--accent);
        }
        .card-guide-body .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--accent);
            font-weight: 600;
            font-size: 14px;
            transition: gap var(--transition);
            margin-top: 8px;
            text-decoration: none;
        }
        .card-guide-body .btn-link:hover {
            gap: 12px;
            color: var(--accent-hover);
        }

        /* ===== 标签云 ===== */
        .tag-cloud {
            background: #fff;
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            margin-top: 30px;
        }
        .tag-item {
            display: inline-block;
            padding: 10px 24px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: all var(--transition);
            cursor: default;
        }
        .tag-item:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(10, 42, 68, 0.15);
        }
        .tag-item.hot {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 93, 58, 0.06);
        }
        .tag-item.hot:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        /* ===== 最新指南列表 ===== */
        .latest-guide {
            background: var(--bg);
        }
        .list-guide-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .list-guide-item:last-child {
            border-bottom: none;
        }
        .list-guide-item:hover {
            background: rgba(10, 42, 68, 0.02);
            padding-left: 12px;
            border-radius: var(--radius-sm);
        }
        .list-guide-item .thumb {
            width: 100px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .list-guide-item .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .list-guide-item .info {
            flex: 1;
        }
        .list-guide-item .info h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 4px;
            transition: color var(--transition);
        }
        .list-guide-item:hover .info h4 {
            color: var(--accent);
        }
        .list-guide-item .info p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .list-guide-item .info .meta-sm {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 6px;
            display: flex;
            gap: 16px;
        }
        .list-guide-item .info .meta-sm i {
            margin-right: 4px;
            color: var(--accent);
        }
        .list-guide-item .badge-cat {
            font-size: 12px;
            padding: 3px 12px;
            border-radius: 50px;
            background: rgba(10, 42, 68, 0.08);
            color: var(--primary-light);
            font-weight: 600;
            white-space: nowrap;
        }

        /* ===== 专家建议 ===== */
        .expert-advice {
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }
        .expert-advice::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(232, 93, 58, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .expert-advice .container {
            position: relative;
            z-index: 1;
        }
        .expert-advice .section-title {
            color: #fff;
        }
        .expert-advice .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }
        .expert-advice .section-divider {
            background: linear-gradient(90deg, var(--accent), #ffb8a0);
        }
        .expert-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }
        .expert-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: var(--radius);
            padding: 30px 26px;
            transition: all var(--transition);
        }
        .expert-card:hover {
            background: rgba(255, 255, 255, 0.10);
            transform: translateY(-4px);
        }
        .expert-card .quote {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 20px;
            padding-left: 20px;
            border-left: 3px solid var(--accent);
        }
        .expert-card .author {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .expert-card .author img {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid rgba(255, 255, 255, 0.15);
        }
        .expert-card .author .name {
            font-weight: 700;
            color: #fff;
            font-size: 16px;
        }
        .expert-card .author .title {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #fff;
        }
        .faq-list {
            max-width: 800px;
            margin: 30px auto 0;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 18px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 0;
            transition: color var(--transition);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            font-size: 16px;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 20px 0 0;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 300px;
            padding-top: 12px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(232, 93, 58, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }
        .cta-section .btn-primary {
            background: #fff;
            color: var(--primary);
            font-size: 17px;
            padding: 16px 40px;
        }
        .cta-section .btn-primary:hover {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 10px 30px rgba(232, 93, 58, 0.35);
        }
        .cta-section .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.40);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo .logo-icon {
            background: linear-gradient(135deg, var(--accent), #ff7a55);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.60);
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.70);
            font-size: 18px;
            transition: all var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.60);
            padding: 6px 0;
            transition: all var(--transition);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .expert-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 64px;
            }
            .hamburger {
                display: flex;
            }
            .nav-list {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                box-shadow: 0 20px 40px rgba(10, 42, 68, 0.15);
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.4s ease;
                border-bottom: 2px solid var(--border);
                pointer-events: none;
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 18px;
                font-size: 16px;
            }
            .nav-list a.nav-cta {
                justify-content: center;
                margin-top: 6px;
            }
            .nav-mega-wrap .mega-panel {
                display: none;
            }

            .hero-guide {
                min-height: 50vh;
            }
            .hero-guide-content {
                padding: 60px 0 50px;
            }
            .hero-guide-content h1 {
                font-size: 32px;
            }
            .hero-guide-content p {
                font-size: 16px;
            }
            .hero-guide-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-guide-actions .btn-primary,
            .hero-guide-actions .btn-outline-light {
                justify-content: center;
            }

            .section {
                padding: 50px 0;
            }
            .intro-guide .grid-x {
                gap: 24px;
            }
            .intro-guide .intro-image img {
                height: 240px;
            }
            .intro-stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }
            .intro-stat .num {
                font-size: 22px;
            }

            .card-guide-image {
                height: 170px;
            }
            .card-guide-body {
                padding: 18px 18px 22px;
            }

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

            .list-guide-item {
                flex-direction: column;
                gap: 12px;
                padding: 16px 0;
            }
            .list-guide-item .thumb {
                width: 100%;
                height: 160px;
            }
            .list-guide-item:hover {
                padding-left: 0;
            }

            .faq-question {
                font-size: 15px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .cta-section {
                padding: 50px 0;
            }
            .cta-section .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0 16px;
            }
            .container {
                padding: 0 16px;
            }
            .hero-guide-content h1 {
                font-size: 26px;
            }
            .hero-guide-content .badge {
                font-size: 12px;
                padding: 4px 14px;
            }
            .section-title {
                font-size: 24px;
            }
            .intro-stats {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .intro-stat {
                display: flex;
                align-items: center;
                gap: 12px;
                padding: 12px 16px;
                text-align: left;
            }
            .intro-stat .num {
                font-size: 20px;
                min-width: 40px;
            }
            .card-guide-image {
                height: 140px;
            }
            .tag-item {
                padding: 6px 16px;
                font-size: 13px;
            }
            .list-guide-item .thumb {
                height: 120px;
            }
            .expert-card {
                padding: 22px 18px;
            }
            .expert-card .quote {
                font-size: 14px;
                padding-left: 14px;
            }
        }

        /* ===== 工具类 ===== */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .mt-1 {
            margin-top: 8px;
        }
        .gap-1 {
            gap: 8px;
        }

        /* Foundation 覆盖 */
        .grid-container {
            max-width: var(--container);
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 520px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }