/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #0a0e27;
            --primary-light: #1a1e3f;
            --primary-dark: #050814;
            --accent: #ff3c5c;
            --accent-hover: #e62e4e;
            --accent-light: rgba(255, 60, 92, 0.12);
            --blue: #00d4ff;
            --blue-dark: #0a8ebf;
            --bg-light: #f5f7fa;
            --bg-white: #ffffff;
            --bg-dark: #0a0e27;
            --bg-card: #ffffff;
            --text: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-light: #8a8aaa;
            --text-white: #ffffff;
            --text-muted: #b0b0cc;
            --border: #e5e7eb;
            --border-light: #f0f0f5;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-blur: blur(20px);
            --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --container-max: 1200px;
            --nav-height: 72px;
            --spacing-section: 100px;
            --spacing-section-mobile: 60px;
        }

        /* ===== 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-light);
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Section ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px auto;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 16px;
                margin-bottom: 32px;
            }
        }

        /* ===== Navigation (Glass Immersive) ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(10, 14, 39, 0.15);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(10, 14, 39, 0.92);
            border-bottom-color: rgba(255, 255, 255, 0.12);
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
            font-size: 28px;
        }
        .logo span {
            background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.7));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
            position: relative;
        }
        .nav-list a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-list a.active {
            color: var(--text-white);
            background: rgba(255, 60, 92, 0.2);
            border: 1px solid rgba(255, 60, 92, 0.3);
        }
        .nav-list a.active::after {
            display: none;
        }
        .nav-cta {
            background: var(--accent) !important;
            color: var(--text-white) !important;
            padding: 8px 24px !important;
            border-radius: 50px !important;
            font-weight: 600 !important;
            border: none !important;
        }
        .nav-cta:hover {
            background: var(--accent-hover) !important;
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(255, 60, 92, 0.4);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-white);
            border-radius: 2px;
            transition: var(--transition);
        }
        .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);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-list {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                flex-direction: column;
                background: rgba(10, 14, 39, 0.98);
                backdrop-filter: blur(20px);
                padding: 20px 24px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
                pointer-events: none;
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .nav-list a {
                width: 100%;
                padding: 14px 20px;
                border-radius: 10px;
                font-size: 16px;
                justify-content: center;
            }
            .nav-list a.nav-cta {
                margin-top: 8px;
                justify-content: center;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.5;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 14, 39, 0.92) 0%, rgba(10, 14, 39, 0.6) 50%, rgba(10, 14, 39, 0.85) 100%);
            z-index: 1;
        }
        .hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
            padding-top: 80px;
            padding-bottom: 60px;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 60, 92, 0.15);
            border: 1px solid rgba(255, 60, 92, 0.25);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--accent);
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-badge i {
            font-size: 12px;
        }
        .hero-title {
            font-size: 60px;
            font-weight: 900;
            color: var(--text-white);
            line-height: 1.1;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }
        .hero-title .highlight {
            background: linear-gradient(135deg, var(--accent), #ff8a5c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-desc {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--accent);
            color: var(--text-white);
            box-shadow: 0 4px 20px rgba(255, 60, 92, 0.35);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(255, 60, 92, 0.45);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.25);
        }
        .btn-outline:hover {
            border-color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-2px);
        }
        .btn-white {
            background: var(--text-white);
            color: var(--primary);
        }
        .btn-white:hover {
            background: rgba(255, 255, 255, 0.9);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(255, 255, 255, 0.2);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 32px;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.5px;
        }
        .hero-stat-number .accent {
            color: var(--accent);
        }
        .hero-stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 36px;
            }
            .hero-desc {
                font-size: 17px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                gap: 24px;
                padding-top: 24px;
            }
            .hero-stat-number {
                font-size: 26px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 4px 14px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 28px;
            }
            .hero-stats {
                flex-direction: column;
                gap: 16px;
            }
        }

        /* ===== Brand Core ===== */
        .brand-core {
            background: var(--bg-white);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            margin-top: 16px;
        }
        .feature-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid var(--border-light);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px auto;
            font-size: 28px;
            color: var(--accent);
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--accent);
            color: var(--text-white);
            transform: scale(1.05);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .feature-card {
                padding: 28px 24px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== Products ===== */
        .products {
            background: var(--bg-light);
        }
        .products-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }
        .product-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .product-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
        }
        .product-img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            background: var(--bg-light);
        }
        .product-info {
            padding: 28px 28px 32px;
        }
        .product-info h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .product-info .tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-light);
            color: var(--accent);
            margin-bottom: 10px;
        }
        .product-info p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 16px;
            line-height: 1.6;
        }
        .product-info .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
            border-radius: 50px;
            background: var(--primary);
            color: var(--text-white);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .product-info .btn-sm:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }
        @media (max-width: 768px) {
            .products-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .product-img {
                height: 200px;
            }
            .product-info {
                padding: 20px 20px 24px;
            }
        }

        /* ===== Category Entry (手机资讯) ===== */
        .category-entry {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .category-entry::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .category-entry .container {
            position: relative;
            z-index: 1;
        }
        .category-entry .section-title,
        .category-entry .section-subtitle {
            color: var(--text-white);
        }
        .category-entry .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }
        .category-card {
            display: flex;
            align-items: center;
            gap: 48px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-xl);
            padding: 48px;
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }
        .category-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(255, 255, 255, 0.18);
            transform: translateY(-4px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }
        .category-card-img {
            flex-shrink: 0;
            width: 280px;
            height: 200px;
            border-radius: var(--radius);
            object-fit: cover;
            background: var(--primary-light);
        }
        .category-card-body {
            flex: 1;
        }
        .category-card-body .cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(255, 60, 92, 0.15);
            color: var(--accent);
            border: 1px solid rgba(255, 60, 92, 0.2);
            margin-bottom: 14px;
        }
        .category-card-body h3 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 12px;
        }
        .category-card-body p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 520px;
        }
        .category-card-body .btn {
            background: var(--accent);
            color: var(--text-white);
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .category-card-body .btn:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(255, 60, 92, 0.4);
        }
        @media (max-width: 768px) {
            .category-card {
                flex-direction: column;
                padding: 28px 24px;
                gap: 24px;
            }
            .category-card-img {
                width: 100%;
                height: 180px;
            }
            .category-card-body h3 {
                font-size: 22px;
            }
            .category-card-body p {
                font-size: 15px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .category-card {
                gap: 32px;
                padding: 36px;
            }
            .category-card-img {
                width: 220px;
                height: 170px;
            }
        }

        /* ===== Latest CMS Posts ===== */
        .latest-posts {
            background: var(--bg-white);
        }
        .posts-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .post-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .post-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--border);
        }
        .post-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: var(--border-light);
        }
        .post-card-body {
            padding: 24px 24px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .post-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .post-card-meta .post-cat {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: var(--accent-light);
            color: var(--accent);
        }
        .post-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card-body h3 a {
            color: var(--text);
            transition: var(--transition);
        }
        .post-card-body h3 a:hover {
            color: var(--accent);
        }
        .post-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .post-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }
        .post-card-footer a {
            color: var(--accent);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .post-card-footer a:hover {
            color: var(--accent-hover);
        }
        .posts-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 24px;
            color: var(--text-light);
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }
        .posts-empty i {
            font-size: 48px;
            color: var(--text-muted);
            margin-bottom: 16px;
            display: block;
        }
        .posts-empty p {
            font-size: 17px;
        }
        @media (max-width: 768px) {
            .posts-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .post-card-img {
                height: 160px;
            }
            .post-card-body {
                padding: 18px 18px 22px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .posts-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== Stats (Dark immersion) ===== */
        .stats-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }
        .stats-section .container {
            position: relative;
            z-index: 1;
        }
        .stats-section .section-title {
            color: var(--text-white);
        }
        .stats-section .section-subtitle {
            color: rgba(255, 255, 255, 0.5);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stat-card {
            text-align: center;
            padding: 40px 24px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
        }
        .stat-card .stat-number {
            font-size: 44px;
            font-weight: 900;
            color: var(--text-white);
            letter-spacing: -1px;
            line-height: 1.1;
        }
        .stat-card .stat-number .accent {
            color: var(--accent);
        }
        .stat-card .stat-number .blue {
            color: var(--blue);
        }
        .stat-card .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 8px;
            font-weight: 500;
        }
        .stat-card .stat-icon {
            font-size: 32px;
            color: rgba(255, 255, 255, 0.08);
            margin-bottom: 12px;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 28px 16px;
            }
            .stat-card .stat-number {
                font-size: 32px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 28px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            gap: 16px;
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-question i {
            font-size: 16px;
            color: var(--text-light);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(45deg);
            color: var(--accent);
        }
        .faq-answer {
            padding: 0 28px 20px 28px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }
        @media (max-width: 768px) {
            .faq-question {
                padding: 16px 20px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 20px 16px 20px;
                font-size: 14px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.06;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-box {
            max-width: 700px;
            margin: 0 auto;
            padding: 20px 0;
        }
        .cta-box h2 {
            font-size: 40px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .cta-box p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .cta-box .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .cta-box h2 {
                font-size: 28px;
            }
            .cta-box p {
                font-size: 16px;
            }
            .cta-box .btn-group {
                flex-direction: column;
                align-items: center;
            }
            .cta-box .btn-group .btn {
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 48px 0 32px;
        }
        .footer-inner {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 32px;
        }
        .footer-brand {
            max-width: 320px;
        }
        .footer-brand .logo {
            font-size: 22px;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
            line-height: 1.7;
        }
        .footer-links {
            display: flex;
            gap: 48px;
            flex-wrap: wrap;
        }
        .footer-links-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .footer-links-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.45);
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-links-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.3);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .footer-links {
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 4px 20px rgba(255, 60, 92, 0.35);
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-to-top:hover {
            background: var(--accent-hover);
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(255, 60, 92, 0.5);
        }
        @media (max-width: 768px) {
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 42px;
                height: 42px;
                font-size: 16px;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
        }
        .animate-delay-4 {
            animation-delay: 0.4s;
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Selection ===== */
        ::selection {
            background: var(--accent);
            color: var(--text-white);
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #4F46E5;
            --primary-light: #818CF8;
            --primary-dark: #3730A3;
            --secondary: #F59E0B;
            --secondary-light: #FCD34D;
            --accent: #EF4444;
            --bg: #F8FAFC;
            --bg-card: #FFFFFF;
            --bg-dark: #0F172A;
            --bg-dark-light: #1E293B;
            --text: #1E293B;
            --text-light: #64748B;
            --text-white: #FFFFFF;
            --border: #E2E8F0;
            --border-light: #F1F5F9;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.10);
            --shadow-glow: 0 0 30px rgba(79, 70, 229, 0.15);
            --transition: all 0.30s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --max-width: 1200px;
            --header-h: 72px;
        }

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

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

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

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

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(255, 255, 255, 0.72);
            backdrop-filter: blur(18px) saturate(180%);
            -webkit-backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(226, 232, 240, 0.50);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.94);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--max-width);
            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;
        }

        .logo i {
            font-size: 26px;
            color: var(--secondary);
        }

        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        .nav-list a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }

        .nav-list a i {
            font-size: 14px;
        }

        .nav-list a:hover {
            color: var(--primary);
            background: rgba(79, 70, 229, 0.07);
        }

        .nav-list a.active {
            color: var(--primary);
            background: rgba(79, 70, 229, 0.12);
            font-weight: 600;
        }

        .nav-list a.nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 8px 22px;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(79, 70, 229, 0.30);
        }

        .nav-list a.nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(79, 70, 229, 0.35);
        }

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

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

            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
            }

            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-list a {
                width: 100%;
                padding: 12px 18px;
                border-radius: var(--radius-sm);
                font-size: 16px;
            }

            .nav-list a.nav-cta {
                text-align: center;
                justify-content: center;
                margin-top: 6px;
            }
        }

        /* ===== 分类页 Hero ===== */
        .category-hero {
            margin-top: var(--header-h);
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 80px 24px 60px;
            isolation: isolate;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.78) 0%, rgba(30, 41, 59, 0.60) 100%);
            z-index: 1;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            color: var(--text-white);
        }

        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .category-hero h1 i {
            color: var(--secondary);
            margin-right: 10px;
        }

        .category-hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 580px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .hero-search {
            display: flex;
            max-width: 520px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 50px;
            border: 1px solid rgba(255, 255, 255, 0.20);
            overflow: hidden;
            padding: 4px;
        }

        .hero-search input {
            flex: 1;
            padding: 14px 20px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            border: none;
            outline: none;
        }

        .hero-search input::placeholder {
            color: rgba(255, 255, 255, 0.60);
        }

        .hero-search button {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: none;
        }

        .hero-search button:hover {
            background: var(--primary-dark);
            transform: scale(1.02);
        }

        @media (max-width: 768px) {
            .category-hero {
                min-height: 300px;
                padding: 60px 16px 40px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero p {
                font-size: 16px;
            }
            .hero-search {
                flex-direction: column;
                border-radius: var(--radius-sm);
                background: rgba(255, 255, 255, 0.12);
            }
            .hero-search input {
                text-align: center;
                padding: 12px 16px;
            }
            .hero-search button {
                border-radius: var(--radius-sm);
                justify-content: center;
                padding: 12px;
            }
        }

        /* ===== 分类标签 ===== */
        .section-tags {
            padding: 32px 0 20px;
            background: var(--bg);
            position: sticky;
            top: var(--header-h);
            z-index: 50;
            border-bottom: 1px solid var(--border);
        }

        .tags-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .tag-item {
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            background: var(--bg-card);
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
            user-select: none;
        }

        .tag-item:hover {
            border-color: var(--primary-light);
            color: var(--primary);
            background: rgba(79, 70, 229, 0.05);
        }

        .tag-item.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 14px rgba(79, 70, 229, 0.25);
        }

        @media (max-width: 768px) {
            .section-tags {
                padding: 20px 0 14px;
                overflow-x: auto;
            }
            .tags-wrapper {
                flex-wrap: nowrap;
                justify-content: flex-start;
                padding: 0 4px;
                -webkit-overflow-scrolling: touch;
            }
            .tag-item {
                flex-shrink: 0;
                font-size: 13px;
                padding: 6px 16px;
            }
        }

        /* ===== 通用板块标题 ===== */
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-title h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.3px;
            margin-bottom: 8px;
        }

        .section-title h2 i {
            color: var(--primary);
            margin-right: 8px;
        }

        .section-title p {
            font-size: 16px;
            color: var(--text-light);
            max-width: 560px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .section-title h2 {
                font-size: 24px;
            }
            .section-title p {
                font-size: 14px;
            }
        }

        /* ===== 板块通用间距 ===== */
        .section-block {
            padding: 60px 0;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 40px 0;
            }
        }

        /* ===== 最新资讯卡片网格 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 28px;
        }

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

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

        .news-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            background: var(--border-light);
        }

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

        .news-card .card-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(79, 70, 229, 0.08);
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: var(--transition);
        }

        .news-card:hover h3 {
            color: var(--primary);
        }

        .news-card .card-excerpt {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }

        .news-card .card-meta span i {
            margin-right: 4px;
            font-size: 12px;
        }

        .news-card .card-meta a {
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
        }

        .news-card .card-meta a:hover {
            color: var(--primary-dark);
        }

        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-card .card-img {
                height: 180px;
            }
            .news-card .card-body {
                padding: 16px 18px 18px;
            }
            .news-card h3 {
                font-size: 16px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

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

        .pagination a:hover {
            border-color: var(--primary-light);
            color: var(--primary);
            background: rgba(79, 70, 229, 0.04);
        }

        .pagination .current {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
        }

        .pagination .prev,
        .pagination .next {
            font-weight: 600;
            gap: 6px;
        }

        /* ===== 热门推荐 ===== */
        .featured-section {
            background: var(--bg-dark);
            color: var(--text-white);
        }

        .featured-section .section-title h2 {
            color: #fff;
        }

        .featured-section .section-title p {
            color: rgba(255, 255, 255, 0.65);
        }

        .featured-section .section-title h2 i {
            color: var(--secondary);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 28px;
        }

        .featured-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.08);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .featured-card:hover {
            transform: translateY(-6px);
            border-color: rgba(255, 255, 255, 0.16);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.30);
        }

        .featured-card .fc-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

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

        .featured-card .fc-badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 11px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            background: var(--secondary);
            color: #1e293b;
            margin-bottom: 10px;
            align-self: flex-start;
        }

        .featured-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .featured-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.70);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .featured-card .fc-meta {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            display: flex;
            align-items: center;
            gap: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 14px;
        }

        .featured-card .fc-meta i {
            margin-right: 4px;
        }

        @media (max-width: 768px) {
            .featured-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .featured-card .fc-img {
                height: 180px;
            }
            .featured-card .fc-body {
                padding: 16px 18px 18px;
            }
            .featured-card h3 {
                font-size: 18px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== 数据统计 ===== */
        .stats-section {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item {
            padding: 20px 12px;
        }

        .stat-item .stat-number {
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            letter-spacing: -1px;
        }

        .stat-item .stat-number .stat-suffix {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-light);
        }

        .stat-item .stat-label {
            font-size: 15px;
            color: var(--text-light);
            margin-top: 6px;
            font-weight: 500;
        }

        .stat-item .stat-icon {
            font-size: 28px;
            color: var(--secondary);
            margin-bottom: 8px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 32px;
            }
            .stat-item .stat-label {
                font-size: 13px;
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }

        /* ===== 资讯子分类 ===== */
        .subcat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 20px;
        }

        .subcat-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .subcat-card .subcat-icon {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .subcat-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .subcat-card p {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.5;
        }

        .subcat-card .subcat-count {
            display: inline-block;
            margin-top: 10px;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-light);
            background: var(--bg);
        }

        @media (max-width: 768px) {
            .subcat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .subcat-card {
                padding: 20px 16px;
            }
            .subcat-card .subcat-icon {
                font-size: 28px;
            }
            .subcat-card h4 {
                font-size: 15px;
            }
        }

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

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
        }

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

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            user-select: none;
            transition: var(--transition);
            gap: 16px;
        }

        .faq-question i {
            font-size: 18px;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-question .faq-toggle {
            font-size: 14px;
            color: var(--text-light);
            transition: var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.40s ease, padding 0.30s ease;
            padding: 0 24px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        @media (max-width: 768px) {
            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-answer {
                font-size: 14px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            padding: 60px 24px;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 520px;
            margin: 0 auto 28px;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 600;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .cta-btn-primary {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }

        .cta-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            background: var(--secondary-light);
            color: var(--text);
        }

        .cta-btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.40);
        }

        .cta-btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 16px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-section p {
                font-size: 15px;
            }
            .cta-btn {
                padding: 12px 24px;
                font-size: 15px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 30px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.4fr 2fr;
            gap: 48px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .logo {
            font-size: 22px;
            margin-bottom: 14px;
            color: #fff;
        }

        .footer-brand .logo i {
            color: var(--secondary);
        }

        .footer-brand .logo span {
            background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.70));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .footer-links-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-links-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.40);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.60);
            transition: var(--transition);
        }

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

        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
        }

        @media (max-width: 480px) {
            .footer-links {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ===== 辅助 ===== */
        .text-center {
            text-align: center;
        }

        .mt-8 {
            margin-top: 8px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }

        /* ===== 滚动渐入动画 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.60s ease, transform 0.60s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero p {
                font-size: 14px;
            }
            .hero-search input {
                font-size: 14px;
                padding: 10px 14px;
            }
            .hero-search button {
                font-size: 14px;
                padding: 10px 18px;
            }
            .news-card .card-img {
                height: 160px;
            }
            .featured-card .fc-img {
                height: 160px;
            }
            .stat-item .stat-number {
                font-size: 28px;
            }
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1e3a5f;
            --primary-light: #2a5298;
            --primary-dark: #0f1f3a;
            --secondary: #e8a838;
            --secondary-light: #f0c060;
            --secondary-dark: #c88a20;
            --accent: #ff6b35;
            --bg: #f8f9fc;
            --bg-alt: #eef1f6;
            --bg-dark: #0f1f3a;
            --text: #1a2332;
            --text-light: #5a6a7a;
            --text-white: #f0f4fa;
            --border: #d0d8e4;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 8px 30px rgba(0,0,0,0.06);
            --shadow-hover: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-glass: 0 4px 20px rgba(0,0,0,0.08);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --nav-height: 72px;
        }

        /* ===== 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);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-light); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: 1rem; transition: var(--transition); }
        .container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
        .container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }

        /* ===== Glass Navigation ===== */
        .site-header {
            position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
            background: rgba(255,255,255,0.75);
            backdrop-filter: blur(18px) saturate(180%);
            -webkit-backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(255,255,255,0.3);
            box-shadow: var(--shadow-glass);
            height: var(--nav-height);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(255,255,255,0.92);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 24px rgba(0,0,0,0.06);
        }
        .header-inner {
            display: flex; align-items: center; justify-content: space-between;
            height: var(--nav-height); max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
        }
        .logo {
            display: flex; align-items: center; gap: 10px;
            font-size: 1.5rem; font-weight: 700; color: var(--primary);
            letter-spacing: -0.5px;
        }
        .logo i { font-size: 1.6rem; color: var(--secondary); }
        .logo span { background: linear-gradient(135deg, var(--primary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .nav-list { display: flex; align-items: center; gap: 6px; list-style: none; }
        .nav-list a {
            display: flex; align-items: center; gap: 6px;
            padding: 8px 18px; border-radius: 50px;
            font-size: 0.9rem; font-weight: 500; color: var(--text-light);
            transition: var(--transition); white-space: nowrap;
        }
        .nav-list a i { font-size: 0.85rem; opacity: 0.7; }
        .nav-list a:hover { background: rgba(30,58,95,0.08); color: var(--primary); }
        .nav-list a.active { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(30,58,95,0.25); }
        .nav-list a.active i { opacity: 1; }
        .nav-list a.nav-cta {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: var(--primary-dark); font-weight: 600;
            box-shadow: 0 4px 14px rgba(232,168,56,0.3);
        }
        .nav-list a.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,168,56,0.4); }
        .nav-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--primary); cursor: pointer; padding: 8px; border-radius: 8px; }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative; margin-top: var(--nav-height);
            padding: 60px 0 40px;
            background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary) 100%);
            overflow: hidden;
            min-height: 320px;
            display: flex; align-items: center;
        }
        .article-hero::before {
            content: ''; position: absolute; inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15; mix-blend-mode: overlay;
        }
        .article-hero .container-narrow { position: relative; z-index: 1; text-align: center; }
        .article-hero .breadcrumb {
            display: flex; justify-content: center; gap: 8px; align-items: center;
            font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 20px;
        }
        .article-hero .breadcrumb a { color: rgba(255,255,255,0.7); }
        .article-hero .breadcrumb a:hover { color: var(--secondary); }
        .article-hero .breadcrumb i { font-size: 0.7rem; }
        .article-hero h1 {
            font-size: 2.4rem; font-weight: 800; color: #fff;
            line-height: 1.25; letter-spacing: -0.5px;
            max-width: 800px; margin: 0 auto 16px;
        }
        .article-meta {
            display: flex; justify-content: center; gap: 24px; flex-wrap: wrap;
            color: rgba(255,255,255,0.75); font-size: 0.9rem;
        }
        .article-meta span { display: flex; align-items: center; gap: 6px; }
        .article-meta i { font-size: 0.85rem; }
        .article-meta .category-tag {
            background: var(--secondary); color: var(--primary-dark);
            padding: 2px 14px; border-radius: 50px; font-weight: 600; font-size: 0.8rem;
        }

        /* ===== Article Content ===== */
        .article-main { padding: 48px 0 60px; }
        .article-body {
            background: #fff; border-radius: var(--radius); padding: 48px 56px;
            box-shadow: var(--shadow); border: 1px solid rgba(208,216,228,0.3);
        }
        .article-body .featured-image {
            width: 100%; border-radius: var(--radius-sm); margin-bottom: 32px;
            max-height: 480px; object-fit: cover;
        }
        .article-body .content { font-size: 1.05rem; line-height: 1.85; color: var(--text); }
        .article-body .content p { margin-bottom: 1.4em; }
        .article-body .content h2 { font-size: 1.6rem; font-weight: 700; margin: 1.6em 0 0.6em; color: var(--primary); }
        .article-body .content h3 { font-size: 1.25rem; font-weight: 600; margin: 1.4em 0 0.5em; }
        .article-body .content ul, .article-body .content ol { margin: 0.8em 0 1.2em 1.6em; }
        .article-body .content li { margin-bottom: 0.4em; }
        .article-body .content a { color: var(--primary-light); border-bottom: 1px solid transparent; }
        .article-body .content a:hover { border-bottom-color: var(--primary-light); }
        .article-body .content blockquote {
            border-left: 4px solid var(--secondary); background: var(--bg-alt);
            padding: 16px 24px; margin: 1.2em 0; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic; color: var(--text-light);
        }
        .article-body .content img { border-radius: var(--radius-sm); margin: 1.2em 0; }
        .article-body .content code {
            background: var(--bg-alt); padding: 2px 8px; border-radius: 4px;
            font-size: 0.9em; font-family: 'JetBrains Mono', monospace;
        }
        .article-body .content pre {
            background: var(--bg-dark); color: #e8edf4; padding: 20px 24px;
            border-radius: var(--radius-sm); overflow-x: auto; margin: 1.2em 0;
            font-size: 0.9rem; line-height: 1.6;
        }

        .article-footer-nav {
            display: flex; justify-content: space-between; align-items: center;
            margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--border);
            flex-wrap: wrap; gap: 16px;
        }
        .article-footer-nav .btn-back {
            display: inline-flex; align-items: center; gap: 8px;
            padding: 10px 24px; background: var(--primary); color: #fff;
            border-radius: 50px; font-weight: 500; font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(30,58,95,0.2);
        }
        .article-footer-nav .btn-back:hover { background: var(--primary-light); transform: translateY(-2px); color: #fff; }
        .article-footer-nav .share-links { display: flex; gap: 10px; align-items: center; }
        .article-footer-nav .share-links span { font-size: 0.85rem; color: var(--text-light); }
        .article-footer-nav .share-links a {
            width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
            border-radius: 50%; background: var(--bg-alt); color: var(--text-light);
            font-size: 1rem; transition: var(--transition);
        }
        .article-footer-nav .share-links a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* ===== Related Articles ===== */
        .related-section { padding: 0 0 60px; }
        .related-section h2 {
            font-size: 1.6rem; font-weight: 700; color: var(--primary);
            margin-bottom: 28px; display: flex; align-items: center; gap: 12px;
        }
        .related-section h2 i { color: var(--secondary); }
        .related-grid {
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
        }
        .related-card {
            background: #fff; border-radius: var(--radius); overflow: hidden;
            box-shadow: var(--shadow); border: 1px solid rgba(208,216,228,0.25);
            transition: var(--transition);
        }
        .related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
        .related-card img { width: 100%; height: 180px; object-fit: cover; border-radius: 0; }
        .related-card .card-body { padding: 20px; }
        .related-card .card-body h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
        .related-card .card-body h3 a { color: var(--text); }
        .related-card .card-body h3 a:hover { color: var(--primary); }
        .related-card .card-body p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .related-card .card-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; font-size: 0.8rem; color: var(--text-light); }

        /* ===== FAQ Section ===== */
        .faq-section { padding: 48px 0 60px; background: var(--bg-alt); }
        .faq-section h2 { text-align: center; font-size: 1.8rem; font-weight: 700; color: var(--primary); margin-bottom: 32px; }
        .faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
        .faq-item {
            background: #fff; border-radius: var(--radius-sm); padding: 20px 28px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.04); border: 1px solid var(--border);
            cursor: pointer; transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--secondary); }
        .faq-item .faq-q { display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: 1rem; color: var(--text); }
        .faq-item .faq-q i { color: var(--secondary); transition: var(--transition); font-size: 0.9rem; }
        .faq-item.active .faq-q i { transform: rotate(180deg); }
        .faq-item .faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.3s ease; padding-top: 0; color: var(--text-light); font-size: 0.92rem; line-height: 1.7; }
        .faq-item.active .faq-a { max-height: 300px; padding-top: 14px; }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark); color: rgba(255,255,255,0.75);
            padding: 56px 0 28px;
        }
        .footer-inner { display: grid; grid-template-columns: 1.6fr 2fr; gap: 48px; margin-bottom: 36px; }
        .footer-brand .logo { color: #fff; margin-bottom: 16px; }
        .footer-brand .logo i { color: var(--secondary); }
        .footer-brand .logo span { -webkit-text-fill-color: #fff; background: none; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; max-width: 360px; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
        .footer-links-col h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 16px; }
        .footer-links-col a { display: block; color: rgba(255,255,255,0.6); font-size: 0.88rem; padding: 4px 0; }
        .footer-links-col a:hover { color: var(--secondary); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px;
            display: flex; justify-content: space-between; align-items: center;
            flex-wrap: wrap; gap: 12px; font-size: 0.82rem; color: rgba(255,255,255,0.45);
        }
        .footer-bottom a { color: rgba(255,255,255,0.6); }
        .footer-bottom a:hover { color: var(--secondary); }

        /* ===== Not Found ===== */
        .not-found-box { text-align: center; padding: 80px 20px; }
        .not-found-box i { font-size: 4rem; color: var(--secondary); margin-bottom: 20px; }
        .not-found-box h2 { font-size: 1.8rem; color: var(--primary); margin-bottom: 12px; }
        .not-found-box p { color: var(--text-light); margin-bottom: 24px; }
        .not-found-box a { display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px; background: var(--primary); color: #fff; border-radius: 50px; font-weight: 500; }
        .not-found-box a:hover { background: var(--primary-light); color: #fff; transform: translateY(-2px); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-inner { grid-template-columns: 1fr; gap: 32px; }
        }
        @media (max-width: 768px) {
            .nav-list { display: none; position: absolute; top: var(--nav-height); left: 0; width: 100%; background: rgba(255,255,255,0.98); backdrop-filter: blur(18px); flex-direction: column; padding: 16px 24px; box-shadow: 0 12px 40px rgba(0,0,0,0.1); border-radius: 0 0 var(--radius) var(--radius); }
            .nav-list.open { display: flex; }
            .nav-list a { width: 100%; justify-content: center; padding: 12px 18px; }
            .nav-toggle { display: block; }
            .article-hero h1 { font-size: 1.6rem; }
            .article-hero { padding: 40px 0 32px; min-height: 240px; }
            .article-body { padding: 28px 20px; }
            .article-body .content { font-size: 0.98rem; }
            .article-footer-nav { flex-direction: column; align-items: flex-start; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .header-inner { padding: 0 16px; }
            .logo { font-size: 1.2rem; }
            .logo i { font-size: 1.3rem; }
            .article-hero h1 { font-size: 1.3rem; }
            .article-meta { gap: 12px; font-size: 0.8rem; }
            .article-body { padding: 20px 16px; }
            .footer-links { grid-template-columns: 1fr; }
            .faq-item { padding: 16px 18px; }
        }