/* 缤纷糖果亮色风 样式表 */
        :root {
            --primary: #ff6b8b;
            --primary-hover: #ff477e;
            --secondary: #4eacfc;
            --secondary-hover: #2190ec;
            --accent-yellow: #ffbe53;
            --accent-green: #2bcbba;
            --accent-purple: #a55eea;
            --bg-gradient: linear-gradient(135deg, #f9f6fc 0%, #eaf4fc 50%, #eefbf7 100%);
            --text-dark: #2d3748;
            --text-muted: #718096;
            --white: #ffffff;
            --shadow-sm: 0 4px 10px rgba(0,0,0,0.05);
            --shadow-md: 0 10px 25px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 40px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 30px;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background: var(--bg-gradient);
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: var(--shadow-sm);
            z-index: 1000;
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 12px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

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

        .logo-area img {
            height: 40px;
            object-fit: contain;
        }

        .logo-title {
            font-size: 1.25rem;
            font-weight: 800;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .nav-menu {
            display: flex;
            gap: 20px;
            list-style: none;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-dark);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(255, 107, 139, 0.08);
        }

        .nav-btn-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-lg);
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, #ff8a75 100%);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(255, 107, 139, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 107, 139, 0.4);
        }

        .btn-secondary {
            background: linear-gradient(135deg, var(--secondary) 0%, #68d8d6 100%);
            color: var(--white);
            box-shadow: 0 4px 15px rgba(78, 172, 252, 0.3);
        }

        .btn-secondary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(78, 172, 252, 0.4);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
        }

        .nav-toggle span {
            display: block;
            width: 25px;
            height: 3px;
            background-color: var(--text-dark);
            border-radius: 3px;
            transition: var(--transition);
        }

        /* 首屏 (Hero) */
        .hero-section {
            padding: 160px 20px 80px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        /* 缤纷科技感背景装饰（无图片） */
        .hero-bg-shapes {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: -1;
        }

        .bubble {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(5px);
            box-shadow: var(--shadow-sm);
            animation: floatBubble 12s infinite ease-in-out;
        }

        .bubble-1 { width: 120px; height: 120px; top: 15%; left: 8%; background: rgba(255, 107, 139, 0.15); }
        .bubble-2 { width: 180px; height: 180px; bottom: 10%; right: 5%; background: rgba(78, 172, 252, 0.15); animation-delay: 2s; }
        .bubble-3 { width: 80px; height: 80px; top: 40%; right: 15%; background: rgba(255, 190, 83, 0.2); animation-delay: 4s; }
        .bubble-4 { width: 100px; height: 100px; bottom: 25%; left: 12%; background: rgba(43, 203, 186, 0.15); animation-delay: 6s; }

        @keyframes floatBubble {
            0%, 100% { transform: translateY(0) scale(1); }
            50% { transform: translateY(-20px) scale(1.05); }
        }

        .hero-container {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }

        h1.hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        h1.hero-title span {
            background: linear-gradient(120deg, var(--primary) 0%, var(--secondary) 50%, var(--accent-green) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-tagline {
            font-size: 1.25rem;
            color: var(--text-muted);
            margin-bottom: 35px;
            font-weight: 500;
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }

        .hero-btns .btn {
            padding: 14px 32px;
            font-size: 1.1rem;
        }

        /* 页面整体大容器与通用版式 */
        .section-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 80px 20px;
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: var(--radius-lg);
            background: rgba(255, 107, 139, 0.1);
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 15px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 700px;
            margin: 0 auto;
        }

        /* 数据指标卡片 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .stat-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            border: 1px solid rgba(255,255,255,0.6);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(78, 172, 252, 0.3);
        }

        .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 8px;
            display: block;
        }

        .stat-card:nth-child(1) .stat-num { color: var(--primary); }
        .stat-card:nth-child(2) .stat-num { color: var(--secondary); }
        .stat-card:nth-child(3) .stat-num { color: var(--accent-yellow); }
        .stat-card:nth-child(4) .stat-num { color: var(--accent-green); }

        .stat-label {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        /* 关于我们 */
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .about-content {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 40px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
        }

        .about-text {
            font-size: 1.05rem;
            color: var(--text-dark);
            margin-bottom: 20px;
            text-align: justify;
        }

        .about-list {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-top: 25px;
        }

        .about-list-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .about-list-item::before {
            content: "✓";
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: rgba(43, 203, 186, 0.15);
            color: var(--accent-green);
            font-weight: 900;
        }

        .about-visual {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            border-radius: var(--radius-md);
            padding: 45px 30px;
            color: var(--white);
            box-shadow: var(--shadow-md);
            text-align: center;
        }

        .about-visual-title {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 15px;
        }

        .about-visual-badge {
            background: rgba(255, 255, 255, 0.2);
            padding: 8px 18px;
            border-radius: var(--radius-lg);
            font-size: 0.9rem;
            font-weight: 700;
            backdrop-filter: blur(5px);
            display: inline-block;
            margin-bottom: 20px;
        }

        /* 核心服务 & 一站式制作 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: var(--primary);
        }

        .service-card:nth-child(2n)::before { background: var(--secondary); }
        .service-card:nth-child(3n)::before { background: var(--accent-yellow); }
        .service-card:nth-child(4n)::before { background: var(--accent-green); }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .service-icon {
            font-size: 2.2rem;
            margin-bottom: 20px;
            display: inline-block;
        }

        .service-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-dark);
        }

        .service-desc {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        /* 支持模型彩虹胶囊 */
        .model-cloud-wrap {
            margin-top: 50px;
            background: rgba(255,255,255,0.5);
            border-radius: var(--radius-md);
            padding: 35px 25px;
            text-align: center;
            border: 1px solid rgba(255,255,255,0.8);
        }

        .model-cloud-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-dark);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
        }

        .tag-pill {
            padding: 8px 18px;
            border-radius: var(--radius-lg);
            font-size: 0.85rem;
            font-weight: 700;
            background: var(--white);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .tag-pill:nth-child(odd) { color: var(--primary); border: 1.5px solid rgba(255, 107, 139, 0.2); }
        .tag-pill:nth-child(even) { color: var(--secondary); border: 1.5px solid rgba(78, 172, 252, 0.2); }
        .tag-pill:nth-child(3n) { color: var(--accent-green); border: 1.5px solid rgba(43, 203, 186, 0.2); }

        .tag-pill:hover {
            transform: scale(1.05) translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* 解决方案 & 全国网络 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }

        .solution-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 25px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.5);
            transition: var(--transition);
        }

        .solution-card:hover {
            box-shadow: var(--shadow-md);
            transform: scale(1.02);
        }

        .solution-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--secondary);
        }

        .network-wrap {
            margin-top: 40px;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 35px;
            box-shadow: var(--shadow-sm);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: center;
        }

        .network-list {
            list-style: none;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .network-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .network-item span {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent-yellow);
        }

        /* 流程步骤 & 技术标准 */
        .timeline-container {
            position: relative;
            padding: 20px 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .timeline-step {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
            position: relative;
            text-align: center;
        }

        .step-num {
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 50%;
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            box-shadow: var(--shadow-sm);
        }

        .step-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 15px 0 10px;
        }

        .step-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 对比评测 - 突出 5 星 & 9.9 分 */
        .comparison-section {
            background: rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-md);
            padding: 40px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.8);
        }

        .comp-score-box {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-around;
            align-items: center;
            background: linear-gradient(135deg, #fff2f5 0%, #edf7ff 100%);
            border-radius: var(--radius-md);
            padding: 30px;
            margin-bottom: 40px;
            border: 1.5px solid rgba(255, 107, 139, 0.15);
            text-align: center;
        }

        .score-item {
            padding: 15px;
        }

        .score-num {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--primary);
            line-height: 1;
        }

        .score-stars {
            color: var(--accent-yellow);
            font-size: 1.8rem;
            margin-top: 8px;
        }

        .score-label {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-top: 5px;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }

        .comp-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            background: var(--white);
            min-width: 700px;
        }

        .comp-table th, .comp-table td {
            padding: 16px 20px;
            border-bottom: 1px solid #edf2f7;
            font-size: 0.95rem;
        }

        .comp-table th {
            background-color: #f7fafc;
            color: var(--text-dark);
            font-weight: 700;
        }

        .comp-table tr:hover {
            background-color: #fcfdff;
        }

        .comp-table td.highlight-cell {
            background-color: rgba(78, 172, 252, 0.05);
            font-weight: 700;
            color: var(--secondary);
        }

        .badge-excellent {
            background-color: rgba(43, 203, 186, 0.15);
            color: var(--accent-green);
            padding: 4px 10px;
            border-radius: var(--radius-lg);
            font-size: 0.8rem;
            font-weight: 700;
        }

        /* 需求匹配与表单 + Token 比价 */
        .form-price-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 30px;
        }

        .match-form-box {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid rgba(255,255,255,0.7);
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: block;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1.5px solid #e2e8f0;
            font-size: 0.95rem;
            background-color: #f7fafc;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--secondary);
            background-color: var(--white);
            box-shadow: 0 0 0 3px rgba(78, 172, 252, 0.2);
        }

        .price-box {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 35px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
        }

        .price-list {
            list-style: none;
        }

        .price-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px dashed #e2e8f0;
        }

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

        .price-item-name {
            font-weight: 600;
        }

        .price-item-val {
            font-weight: 700;
            color: var(--accent-green);
        }

        /* 职业与人工智能培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .training-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
            text-align: center;
            transition: var(--transition);
        }

        .training-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
            border-color: rgba(165, 94, 234, 0.3);
        }

        .training-icon {
            font-size: 2rem;
            margin-bottom: 15px;
            display: block;
        }

        .training-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .training-badge {
            background-color: rgba(165, 94, 234, 0.1);
            color: var(--accent-purple);
            padding: 4px 12px;
            border-radius: var(--radius-lg);
            font-size: 0.8rem;
            font-weight: 700;
        }

        /* 案例展示区 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .case-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.5);
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .case-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e2e8f0;
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .case-body {
            padding: 20px;
        }

        .case-tag {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 8px;
            display: block;
        }

        .case-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        /* 客户评论卡片 (6条) */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .review-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 25px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-text {
            font-size: 0.95rem;
            color: var(--text-dark);
            font-style: italic;
            margin-bottom: 20px;
            position: relative;
        }

        .review-text::before {
            content: "“";
            font-size: 2rem;
            color: rgba(255, 107, 139, 0.2);
            position: absolute;
            top: -15px;
            left: -10px;
        }

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

        .review-avatar-placeholder {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .review-user-info h4 {
            font-size: 0.95rem;
            font-weight: 700;
        }

        .review-user-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* FAQ 折叠面板 (不少于 10 条) */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-header {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1rem;
            user-select: none;
        }

        .faq-header::after {
            content: "+";
            font-size: 1.4rem;
            color: var(--primary);
            transition: var(--transition);
        }

        .faq-item.active .faq-header::after {
            content: "−";
            transform: rotate(180deg);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: #fafbfc;
        }

        .faq-body {
            padding: 20px 24px;
            font-size: 0.95rem;
            color: var(--text-muted);
            border-top: 1px solid #edf2f7;
            line-height: 1.6;
        }

        /* 资讯与知识库 */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .info-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 25px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(255,255,255,0.6);
        }

        .info-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .info-card-title a:hover {
            color: var(--primary);
        }

        .info-card-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 15px;
        }

        /* 联系我们 & 加盟代理 */
        .contact-agent-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .contact-box, .agent-box {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid rgba(255,255,255,0.7);
        }

        .qr-wrap {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 20px;
        }

        .qr-code {
            width: 120px;
            height: 120px;
            background: #e2e8f0;
            border-radius: var(--radius-sm);
            padding: 8px;
            box-shadow: var(--shadow-sm);
        }

        .qr-code img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .contact-info-list {
            list-style: none;
            margin-top: 20px;
        }

        .contact-info-list li {
            margin-bottom: 10px;
            font-size: 0.95rem;
        }

        /* 页脚 & 友情链接 */
        footer {
            background: var(--white);
            color: var(--text-dark);
            padding: 60px 20px 20px;
            border-top: 1px solid #edf2f7;
            position: relative;
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            padding-bottom: 40px;
            border-bottom: 1px solid #edf2f7;
        }

        .footer-col h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

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

        .friendship-links {
            max-width: 1200px;
            margin: 20px auto;
            padding: 15px 20px;
            background: #f7fafc;
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
        }

        .friendship-links a {
            color: var(--text-muted);
            font-weight: 600;
        }

        .friendship-links a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 20px;
        }

        /* 浮动客服 */
        .float-service {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--white);
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            border: 1.5px solid rgba(255, 107, 139, 0.2);
            position: relative;
        }

        .float-btn:hover {
            transform: scale(1.1);
            box-shadow: var(--shadow-lg);
        }

        .float-btn-primary {
            background: var(--primary);
            color: var(--white);
            border: none;
        }

        .float-btn-primary:hover {
            background: var(--primary-hover);
        }

        .float-qr-popup {
            position: absolute;
            bottom: 60px;
            right: 0;
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 15px;
            box-shadow: var(--shadow-lg);
            border: 1px solid rgba(0,0,0,0.05);
            display: none;
            width: 160px;
            text-align: center;
        }

        .float-qr-popup img {
            width: 100%;
            height: auto;
            margin-bottom: 5px;
        }

        .float-qr-popup p {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .float-btn:hover .float-qr-popup {
            display: block;
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            h1.hero-title { font-size: 2.4rem; }
            .form-price-grid, .about-grid, .contact-agent-grid {
                grid-template-columns: 1fr;
            }
            .network-wrap {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow-md);
                border-top: 1px solid #edf2f7;
            }

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

            .nav-btn-group {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }
            
            .section-inner {
                padding: 50px 20px;
            }
        }