/* roulang page: index */
/* ============================================
           设计变量 Design Variables
           ============================================ */
        :root {
            --primary: #1a5fb4;
            --primary-dark: #0f4a8f;
            --primary-light: #3b82f6;
            --primary-soft: #e8f0fe;
            --accent: #c8892b;
            --accent-soft: #fef7ed;
            --bg-page: #f6f8fb;
            --bg-white: #ffffff;
            --bg-soft: #f0f4f9;
            --text-main: #1e293b;
            --text-secondary: #475569;
            --text-muted: #94a3b8;
            --text-on-primary: #ffffff;
            --border: #e2e8f0;
            --border-light: #edf2f7;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.07);
            --shadow-md: 0 6px 20px rgba(15, 23, 42, 0.09);
            --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.13);
            --shadow-primary: 0 4px 16px rgba(26, 95, 180, 0.28);
            --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        /* ============================================
           基础 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-base);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--bg-page);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(26, 95, 180, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        ul,
        ol {
            list-style: none;
        }

        /* ============================================
           容器 Container
           ============================================ */
        .page-container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-lg);
        }

        @media (max-width: 767px) {
            .page-container {
                padding: 0 var(--spacing-md);
            }
        }

        /* ============================================
           顶部信息条 Top Info Bar
           ============================================ */
        .top-info-bar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.88);
            font-size: 13px;
            padding: 6px 0;
            line-height: 1.5;
            position: relative;
            z-index: 100;
        }

        .top-info-bar .page-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
        }

        .top-info-bar .info-left {
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .top-info-bar .info-left span {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
        }

        .top-info-bar .info-left i {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
        }

        .top-info-bar .info-right a {
            color: rgba(255, 255, 255, 0.9);
            font-size: 13px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .top-info-bar .info-right a:hover {
            color: #ffffff;
        }

        /* ============================================
           主导航 Main Navigation
           ============================================ */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 90;
            box-shadow: var(--shadow-xs);
        }

        .site-header .nav-wrapper {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 0;
            gap: var(--spacing-md);
        }

        .site-header .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .site-header .logo-icon {
            width: 44px;
            height: 44px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
            box-shadow: var(--shadow-primary);
        }

        .site-header .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .site-header .logo-text .logo-sub {
            display: block;
            font-size: 11px;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 1.5px;
            text-transform: uppercase;
        }

        .site-header .nav-links {
            display: flex;
            align-items: center;
            gap: var(--spacing-xl);
        }

        .site-header .nav-links a {
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 4px;
            position: relative;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .site-header .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform var(--transition);
        }

        .site-header .nav-links a:hover {
            color: var(--primary);
        }

        .site-header .nav-links a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .site-header .nav-links a.active::after {
            transform: scaleX(1);
        }

        .site-header .nav-actions {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            flex-shrink: 0;
        }

        /* 移动端菜单按钮 */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text-main);
            padding: 4px 8px;
            border-radius: 6px;
            cursor: pointer;
            transition: background var(--transition);
        }

        .mobile-toggle:hover {
            background: var(--bg-soft);
        }

        @media (max-width: 767px) {
            .mobile-toggle {
                display: block;
            }

            .site-header .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: var(--spacing-md) var(--spacing-lg);
                gap: var(--spacing-sm);
                border-bottom: 2px solid var(--border);
                box-shadow: var(--shadow-md);
            }

            .site-header .nav-links.open {
                display: flex;
            }

            .site-header .nav-links a {
                display: block;
                padding: 10px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--border-light);
            }

            .site-header .nav-links a:last-child {
                border-bottom: none;
            }

            .site-header .nav-actions .btn-outline {
                display: none;
            }
        }

        /* ============================================
           按钮组件 Buttons
           ============================================ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn:hover {
            transform: translateY(-2px);
        }

        .btn:active {
            transform: translateY(0);
        }

        .btn-primary {
            background: var(--primary);
            color: var(--text-on-primary);
            box-shadow: var(--shadow-primary);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: var(--text-on-primary);
            box-shadow: 0 6px 20px rgba(26, 95, 180, 0.35);
        }

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

        .btn-outline:hover {
            background: var(--primary);
            color: var(--text-on-primary);
            border-color: var(--primary);
        }

        .btn-white {
            background: #fff;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .btn-white:hover {
            background: var(--primary-soft);
            color: var(--primary-dark);
            box-shadow: var(--shadow-md);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(200, 137, 43, 0.3);
        }

        .btn-accent:hover {
            background: #a87022;
            color: #fff;
            box-shadow: 0 6px 18px rgba(200, 137, 43, 0.38);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 6px;
        }

        .btn-lg {
            padding: 14px 36px;
            font-size: 16px;
            border-radius: 10px;
        }

        /* ============================================
           Hero 矮横幅
           ============================================ */
        .hero-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center center;
            min-height: 440px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(15, 74, 143, 0.92) 0%, rgba(26, 95, 180, 0.78) 50%, rgba(59, 130, 246, 0.55) 100%);
            z-index: 1;
        }

        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            padding: var(--spacing-2xl) 0;
            display: flex;
            align-items: center;
            gap: var(--spacing-2xl);
            flex-wrap: wrap;
            width: 100%;
        }

        .hero-section .hero-left {
            flex: 1 1 55%;
            min-width: 280px;
            color: #fff;
        }

        .hero-section .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.3);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: var(--spacing-md);
            color: rgba(255, 255, 255, 0.92);
        }

        .hero-section h1 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .hero-section .hero-desc {
            font-size: 15px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: var(--spacing-lg);
            max-width: 580px;
        }

        .hero-section .hero-actions {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-section .hero-stats {
            display: flex;
            gap: var(--spacing-xl);
            margin-top: var(--spacing-lg);
            flex-wrap: wrap;
        }

        .hero-section .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-section .hero-stat .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
        }

        .hero-section .hero-stat .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .hero-section .hero-right {
            flex: 1 1 35%;
            min-width: 260px;
            max-width: 420px;
            margin-left: auto;
        }

        .hero-panel {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            color: #fff;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
        }

        .hero-panel .panel-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: 0.5px;
        }

        .hero-panel .panel-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .hero-panel .panel-item:last-child {
            border-bottom: none;
        }

        .hero-panel .panel-item i {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            width: 28px;
            text-align: center;
            flex-shrink: 0;
        }

        .hero-panel .panel-item span {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.88);
        }

        @media (max-width: 1023px) {
            .hero-section .hero-content {
                gap: var(--spacing-xl);
            }

            .hero-section .hero-right {
                flex: 1 1 100%;
                max-width: 100%;
                margin-left: 0;
            }
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: auto;
                padding: var(--spacing-xl) 0;
            }

            .hero-section .hero-content {
                padding: var(--spacing-lg) 0;
            }

            .hero-section h1 {
                font-size: 22px;
                line-height: 1.45;
            }

            .hero-section .hero-desc {
                font-size: 14px;
            }

            .hero-section .hero-stats {
                gap: var(--spacing-lg);
            }

            .hero-section .hero-stat .stat-num {
                font-size: 22px;
            }

            .hero-panel {
                padding: var(--spacing-md);
            }
        }

        /* ============================================
           通用板块 Section Common
           ============================================ */
        .section-block {
            padding: var(--spacing-3xl) 0;
        }

        .section-block.alt-bg {
            background: var(--bg-soft);
        }

        .section-block.white-bg {
            background: var(--bg-white);
        }

        .section-head {
            margin-bottom: var(--spacing-2xl);
            max-width: 720px;
        }

        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-soft);
            padding: 5px 14px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: var(--spacing-sm);
        }

        .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.3px;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        @media (max-width: 767px) {
            .section-block {
                padding: var(--spacing-2xl) 0;
            }

            .section-head {
                margin-bottom: var(--spacing-xl);
            }

            .section-head h2 {
                font-size: 21px;
            }

            .section-head p {
                font-size: 14px;
            }
        }

        /* ============================================
           竖屏种草 Vertical Showcase
           ============================================ */
        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .showcase-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .showcase-card .card-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 3/4;
        }

        .showcase-card .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .showcase-card:hover .card-img-wrapper img {
            transform: scale(1.06);
        }

        .showcase-card .card-img-wrapper .img-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--text-main);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            box-shadow: var(--shadow-sm);
        }

        .showcase-card .card-body {
            padding: var(--spacing-lg);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .showcase-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: var(--spacing-sm);
            line-height: 1.45;
        }

        .showcase-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: var(--spacing-md);
            flex: 1;
        }

        .showcase-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
        }

        .showcase-card .card-meta .meta-tag {
            display: flex;
            align-items: center;
            gap: 4px;
            color: var(--primary);
            font-weight: 500;
        }

        @media (max-width: 1023px) {
            .showcase-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .showcase-grid {
                grid-template-columns: 1fr;
            }

            .showcase-card .card-img-wrapper {
                aspect-ratio: 16/10;
            }
        }

        /* ============================================
           爆款清单 Hot Items
           ============================================ */
        .hot-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .hot-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .hot-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
            transform: translateY(-4px);
        }

        .hot-item .hot-rank {
            position: absolute;
            top: 16px;
            right: 18px;
            font-size: 42px;
            font-weight: 800;
            color: var(--bg-soft);
            line-height: 1;
            letter-spacing: -2px;
            user-select: none;
            pointer-events: none;
        }

        .hot-item .hot-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-soft);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
        }

        .hot-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: var(--spacing-sm);
            line-height: 1.4;
        }

        .hot-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: var(--spacing-md);
        }

        .hot-item .hot-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: var(--spacing-sm);
            border-top: 1px solid var(--border-light);
        }

        .hot-item .hot-price {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
        }

        .hot-item .hot-price small {
            font-size: 12px;
            font-weight: 400;
            color: var(--text-muted);
        }

        @media (max-width: 1023px) {
            .hot-list {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
        }

        /* ============================================
           评价墙 Review Wall
           ============================================ */
        .review-wall {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }

        .review-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
            transition: all var(--transition);
        }

        .review-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .review-card .review-stars {
            color: #f59e0b;
            font-size: 15px;
            letter-spacing: 2px;
        }

        .review-card .review-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex: 1;
            font-style: italic;
            quotes: "「" "」";
        }

        .review-card .review-text::before {
            content: "「";
            color: var(--primary-light);
            font-weight: 700;
        }

        .review-card .review-text::after {
            content: "」";
            color: var(--primary-light);
            font-weight: 700;
        }

        .review-card .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .review-card .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
            flex-shrink: 0;
        }

        .review-card .review-author .author-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
        }

        .review-card .review-author .author-loc {
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 1023px) {
            .review-wall {
                grid-template-columns: 1fr;
            }
        }

        /* ============================================
           资讯区 News Area
           ============================================ */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: var(--spacing-xl);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-list .news-item {
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            gap: var(--spacing-md);
            align-items: flex-start;
        }

        .news-list .news-item:first-child {
            padding-top: 0;
        }

        .news-list .news-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-list .news-date {
            flex-shrink: 0;
            width: 52px;
            text-align: center;
            background: var(--primary-soft);
            border-radius: var(--radius-sm);
            padding: 6px 4px;
            font-size: 12px;
            color: var(--primary);
            font-weight: 600;
            line-height: 1.4;
        }

        .news-list .news-content h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.5;
        }

        .news-list .news-content h4 a {
            color: var(--text-main);
            transition: color var(--transition);
        }

        .news-list .news-content h4 a:hover {
            color: var(--primary);
        }

        .news-list .news-content .news-excerpt {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .news-side {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }

        .news-side .side-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .news-side .side-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

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

        .news-side .side-card .side-body {
            padding: var(--spacing-md);
        }

        .news-side .side-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 4px;
        }

        .news-side .side-card .side-meta {
            font-size: 12px;
            color: var(--text-muted);
        }

        @media (max-width: 1023px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
        }

        /* ============================================
           加购引导 CTA / 转化区
           ============================================ */
        .cta-block {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            padding: var(--spacing-2xl) var(--spacing-xl);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -50%;
            left: -10%;
            width: 350px;
            height: 350px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block .cta-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-xl);
            flex-wrap: wrap;
        }

        .cta-block .cta-text {
            flex: 1 1 55%;
            min-width: 280px;
        }

        .cta-block .cta-text h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            line-height: 1.4;
        }

        .cta-block .cta-text p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
        }

        .cta-block .cta-buttons {
            flex-shrink: 0;
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        @media (max-width: 767px) {
            .cta-block {
                padding: var(--spacing-xl) var(--spacing-lg);
                border-radius: var(--radius-md);
            }

            .cta-block .cta-text h2 {
                font-size: 19px;
            }

            .cta-block .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        /* ============================================
           底部固定转化条 Mobile Fixed CTA
           ============================================ */
        .mobile-fixed-cta {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
            z-index: 95;
            padding: 10px var(--spacing-md);
        }

        .mobile-fixed-cta .cta-inner {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .mobile-fixed-cta .btn {
            flex: 1;
            padding: 10px 16px;
            font-size: 14px;
        }

        @media (max-width: 640px) {
            .mobile-fixed-cta {
                display: block;
            }

            body {
                padding-bottom: 70px;
            }
        }

        /* ============================================
           Footer
           ============================================ */
        .site-footer {
            background: var(--text-main);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--spacing-2xl) 0 var(--spacing-xl);
        }

        .site-footer .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: var(--spacing-xl);
            padding-bottom: var(--spacing-xl);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-brand .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.5px;
        }

        .site-footer .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 340px;
        }

        .site-footer .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--spacing-md);
            letter-spacing: 1px;
        }

        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }

        .site-footer .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            transition: color var(--transition);
        }

        .site-footer .footer-col ul li a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            padding-top: var(--spacing-lg);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 767px) {
            .site-footer .footer-top {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
        }

        /* ============================================
           标签 Tags / Badges
           ============================================ */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .badge-blue {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .badge-green {
            background: #ecfdf5;
            color: #059669;
        }

        .badge-amber {
            background: var(--accent-soft);
            color: var(--accent);
        }

        /* ============================================
           表单 Form
           ============================================ */
        .form-group {
            margin-bottom: var(--spacing-md);
        }

        .form-group label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-main);
            display: block;
            margin-bottom: 6px;
            letter-spacing: 0.3px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 11px 16px;
            font-size: 14px;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-sm);
            background: var(--bg-white);
            color: var(--text-main);
            transition: border-color var(--transition), box-shadow var(--transition);
            font-family: inherit;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(26, 95, 180, 0.12);
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: var(--text-muted);
        }

        /* ============================================
           分隔线 Divider
           ============================================ */
        .divider {
            height: 1px;
            background: var(--border-light);
            margin: var(--spacing-xl) 0;
        }

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

        .text-primary {
            color: var(--primary);
        }

        .mt-1 {
            margin-top: var(--spacing-sm);
        }
        .mt-2 {
            margin-top: var(--spacing-md);
        }
        .mt-3 {
            margin-top: var(--spacing-lg);
        }
        .mt-4 {
            margin-top: var(--spacing-xl);
        }

        .mb-2 {
            margin-bottom: var(--spacing-md);
        }
        .mb-3 {
            margin-bottom: var(--spacing-lg);
        }

        /* ============================================
           Foundation 覆盖定制
           ============================================ */
        .row {
            max-width: 1200px;
            margin: 0 auto;
        }

        .grid-container {
            max-width: 1200px;
        }

        .menu>li>a {
            padding: 0;
        }

        /* 无障碍焦点可见 */
        .skip-link {
            position: absolute;
            top: -40px;
            left: 0;
            background: var(--primary);
            color: #fff;
            padding: 8px 16px;
            border-radius: 0 0 8px 0;
            z-index: 999;
            font-size: 14px;
            transition: top 0.2s;
        }

        .skip-link:focus {
            top: 0;
        }