/* 艳色潮流风：浅色基底 + 高饱和度粉紫/青绿渐变点缀 + 深色文字 */
        :root {
            --primary: #ff007f; /* 潮流粉红 */
            --secondary: #7928ca; /* 潮流深紫 */
            --accent: #00f2fe; /* 霓虹青绿 */
            --dark: #0f172a; /* 极深蓝灰（主要文字色） */
            --light-bg: #f8fafc; /* 主体背景色 */
            --card-bg: #ffffff; /* 卡片背景 */
            --text-muted: #475569; /* 次级文字色 */
            --border-color: #e2e8f0;
            --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            --gradient-trendy: linear-gradient(90deg, #ff007f, #7928ca, #00f2fe);
            --container-max-width: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background-color: var(--light-bg);
            color: var(--dark);
        }

        body {
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 统一容器样式 */
        .container {
            width: 100%;
            max-width: var(--container-max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 导航栏 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 70px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            z-index: 1000;
            display: flex;
            align-items: center;
        }

        .nav-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--dark);
            font-weight: 800;
            font-size: 1.2rem;
        }

        .ai-page-logo {
            height: 40px;
            width: auto;
        }

        nav {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        nav a {
            text-decoration: none;
            color: var(--dark);
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.3s;
        }

        nav a:hover {
            color: var(--primary);
        }

        .btn-nav-register {
            background: var(--gradient-primary);
            color: #fff;
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .btn-nav-register:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 0, 127, 0.3);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .nav-toggle span {
            width: 25px;
            height: 3px;
            background-color: var(--dark);
            border-radius: 2px;
            transition: 0.3s;
        }

        /* 移动端侧边栏 */
        .mobile-menu {
            position: fixed;
            top: 70px;
            right: -100%;
            width: 75%;
            height: calc(100vh - 70px);
            background: #fff;
            box-shadow: -5px 0 15px rgba(0,0,0,0.05);
            transition: 0.4s ease;
            z-index: 999;
            padding: 30px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .mobile-menu.active {
            right: 0;
        }

        .mobile-menu a {
            text-decoration: none;
            color: var(--dark);
            font-size: 1.1rem;
            font-weight: 600;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 10px;
        }

        /* 首屏 Hero - 无图片，纯色/渐变/几何科技感 */
        #hero {
            padding: 160px 0 100px;
            background: radial-gradient(circle at 80% 20%, rgba(0, 242, 254, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 10% 80%, rgba(255, 0, 127, 0.08) 0%, transparent 50%),
                        #fff;
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
        }

        .hero-inner {
            text-align: center;
            max-width: 850px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 0, 127, 0.06);
            border: 1px solid rgba(255, 0, 127, 0.2);
            color: var(--primary);
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: 1px;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.03); }
            100% { transform: scale(1); }
        }

        /* 改写后的 H1 */
        h1.hero-title {
            font-size: 2.8rem;
            line-height: 1.25;
            font-weight: 900;
            color: var(--dark);
            margin-bottom: 20px;
            letter-spacing: -1px;
        }

        h1.hero-title span {
            background: var(--gradient-trendy);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-muted);
            margin-bottom: 35px;
            line-height: 1.7;
        }

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

        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            padding: 14px 30px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 700;
            box-shadow: 0 10px 20px rgba(255, 0, 127, 0.25);
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 25px rgba(255, 0, 127, 0.35);
        }

        .btn-secondary {
            background: #fff;
            border: 2px solid var(--dark);
            color: var(--dark);
            padding: 12px 28px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 700;
            transition: all 0.3s;
        }

        .btn-secondary:hover {
            background: var(--dark);
            color: #fff;
            transform: translateY(-3px);
        }

        /* 核心卖点简易条 */
        .hero-selling-points {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-muted);
            font-weight: 600;
        }

        .hero-selling-points span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-selling-points span::before {
            content: "✦";
            color: var(--accent);
            font-size: 1.1rem;
        }

        /* 数据指标卡片区 */
        .stats-section {
            margin-top: -40px;
            position: relative;
            z-index: 20;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        .stat-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            padding: 25px 20px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
            border-color: rgba(0, 242, 254, 0.5);
        }

        .stat-num {
            font-size: 2.2rem;
            font-weight: 900;
            background: var(--gradient-primary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 5px;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* 通用 Section 样式 */
        section {
            padding: 90px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 55px;
        }

        .section-tag {
            color: var(--primary);
            font-weight: 800;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: block;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 900;
            color: var(--dark);
            margin-bottom: 15px;
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* 关于我们与平台介绍 */
        .about-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.6rem;
            font-weight: 850;
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .about-feat-card {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 12px;
            transition: all 0.3s;
        }

        .about-feat-card:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .about-feat-icon {
            font-size: 1.5rem;
            margin-bottom: 10px;
        }

        .about-feat-title {
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 5px;
        }

        .about-feat-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 全平台AIGC服务 (模型聚合) */
        .model-tags-wrap {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

        .model-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .model-tag {
            padding: 8px 18px;
            background: #f1f5f9;
            border: 1px solid var(--border-color);
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--dark);
            transition: all 0.2s;
            cursor: default;
        }

        .model-tag:hover {
            background: var(--gradient-primary);
            color: #fff;
            border-color: transparent;
            transform: scale(1.05);
        }

        /* 一站式AIGC制作 (场景展示) */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .scene-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .scene-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--gradient-primary);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .scene-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.05);
        }

        .scene-card:hover::before {
            opacity: 1;
        }

        .scene-icon {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .scene-title {
            font-size: 1.15rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .scene-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 全行业解决方案 */
        .solution-tabs-container {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .solution-tab-btns {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .sol-btn {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 10px 20px;
            border-radius: 30px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--dark);
            transition: all 0.2s;
        }

        .sol-btn.active, .sol-btn:hover {
            background: var(--dark);
            color: #fff;
            border-color: var(--dark);
        }

        .sol-content-wrap {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 35px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.01);
        }

        .sol-pane {
            display: none;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .sol-pane.active {
            display: grid;
        }

        .sol-pane-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--dark);
        }

        .sol-pane-text {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        /* 标准化流程 & 技术标准 - 时间线样式 */
        .workflow-timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .workflow-timeline::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 0;
            width: 2px;
            height: 100%;
            background: var(--border-color);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            width: 50%;
            padding: 20px 40px;
            box-sizing: border-box;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }

        .timeline-item::after {
            content: "";
            position: absolute;
            top: 30px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--primary);
            border: 4px solid #fff;
            box-shadow: 0 0 8px rgba(255,0,127,0.3);
            z-index: 1;
        }

        .timeline-item:nth-child(odd)::after {
            right: -8px;
        }

        .timeline-item:nth-child(even)::after {
            left: -8px;
        }

        .timeline-content {
            background: #fff;
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            box-shadow: 0 4px 15px rgba(0,0,0,0.01);
        }

        .timeline-step {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 5px;
        }

        .timeline-title {
            font-size: 1rem;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .timeline-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 案例展示区 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .case-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0,0,0,0.01);
            transition: all 0.3s;
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.05);
            border-color: var(--primary);
        }

        .case-img-wrap {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #e2e8f0;
            position: relative;
        }

        .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

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

        .case-info {
            padding: 25px;
        }

        .case-tag {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .case-card-title {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .case-card-desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 对比评测板块 */
        .eval-section {
            background: #fff;
        }

        .eval-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .eval-score-card {
            background: var(--light-bg);
            border: 2px dashed var(--primary);
            border-radius: 20px;
            padding: 30px;
            text-align: center;
            margin-bottom: 40px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }

        .eval-stars {
            font-size: 2rem;
            color: #fbbf24;
        }

        .eval-score {
            font-size: 3rem;
            font-weight: 900;
            color: var(--dark);
        }

        .eval-score span {
            font-size: 1.5rem;
            color: var(--text-muted);
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            background: #fff;
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 0.9rem;
            min-width: 600px;
        }

        .eval-table th, .eval-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-color);
        }

        .eval-table th {
            background: #f1f5f9;
            font-weight: 700;
            color: var(--dark);
        }

        .eval-table tr:last-child td {
            border-bottom: none;
        }

        .eval-highlight {
            background: rgba(255, 0, 127, 0.03);
            font-weight: 700;
        }

        .check-icon {
            color: #10b981;
            font-weight: 900;
        }

        .cross-icon {
            color: #ef4444;
            font-weight: 900;
        }

        /* Token比价参考表格 */
        .token-price-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

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

        .train-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 25px;
            text-align: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.01);
            transition: all 0.3s;
        }

        .train-card:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,242,254,0.1);
        }

        .train-cert {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--secondary);
            background: rgba(121, 40, 202, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 15px;
        }

        .train-title {
            font-size: 1.05rem;
            font-weight: 800;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .train-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 帮助中心 (FAQ 折叠面板) & 自助排查 */
        .faq-wrap {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 15px;
            overflow: hidden;
            transition: border-color 0.3s;
        }

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 20px 25px;
            text-align: left;
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-icon {
            font-size: 1.2rem;
            transition: transform 0.3s;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out, padding 0.3s ease-out;
            padding: 0 25px;
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            background: #fafafa;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 25px 20px;
        }

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

        /* 自助排查卡片 */
        .troubleshoot-box {
            background: rgba(0, 242, 254, 0.03);
            border: 1px solid rgba(0, 242, 254, 0.2);
            border-radius: 16px;
            padding: 30px;
            margin-top: 40px;
        }

        .troubleshoot-title {
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 15px;
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .troubleshoot-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 15px;
        }

        .troubleshoot-card {
            background: #fff;
            padding: 15px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }

        .troubleshoot-card h4 {
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 5px;
        }

        .troubleshoot-card p {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* AI 术语百科 */
        .wiki-section {
            background: #fff;
        }

        .wiki-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .wiki-card {
            background: var(--light-bg);
            border-radius: 12px;
            padding: 20px;
            border-left: 4px solid var(--primary);
        }

        .wiki-word {
            font-weight: 800;
            font-size: 0.95rem;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .wiki-def {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 客户评论卡片 */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
        }

        .review-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.01);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 15px;
        }

        .review-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--gradient-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .review-meta h4 {
            font-size: 0.9rem;
            font-weight: 800;
            color: var(--dark);
        }

        .review-meta p {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .review-rating {
            color: #fbbf24;
            font-size: 0.85rem;
            margin-bottom: 10px;
        }

        .review-content {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 行业资讯 / 知识库 (最新文章) */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
        }

        .news-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 25px;
            transition: all 0.3s;
        }

        .news-card:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
        }

        .news-date {
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 10px;
        }

        .news-title-link {
            text-decoration: none;
            color: var(--dark);
            font-size: 0.95rem;
            font-weight: 800;
            line-height: 1.5;
            display: block;
            margin-bottom: 10px;
            transition: color 0.2s;
        }

        .news-title-link:hover {
            color: var(--primary);
        }

        .news-summary {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* 智能需求匹配与联系我们表单 */
        .match-contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 50px;
        }

        .form-wrap {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.02);
        }

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

        .form-label {
            display: block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 0.9rem;
            color: var(--dark);
            background: var(--light-bg);
            transition: border-color 0.3s;
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
        }

        select.form-control {
            appearance: none;
            background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f172a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            background-size: 16px;
        }

        .form-submit-btn {
            width: 100%;
            padding: 14px;
            border-radius: 8px;
            background: var(--gradient-primary);
            color: #fff;
            border: none;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: opacity 0.3s;
        }

        .form-submit-btn:hover {
            opacity: 0.9;
        }

        .contact-info-panel {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .contact-item {
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .contact-item-icon {
            font-size: 1.8rem;
        }

        .contact-item-detail h4 {
            font-size: 0.9rem;
            font-weight: 850;
            color: var(--dark);
        }

        .contact-item-detail p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .qr-wrap {
            text-align: center;
            background: #fff;
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 12px;
        }

        .qr-wrap img {
            width: 140px;
            height: 140px;
            margin-bottom: 10px;
        }

        .qr-wrap p {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--dark);
        }

        /* 加盟代理板块 */
        .partner-box {
            background: var(--gradient-primary);
            color: #fff;
            border-radius: 24px;
            padding: 50px;
            text-align: center;
            box-shadow: 0 15px 35px rgba(255, 0, 127, 0.2);
        }

        .partner-title {
            font-size: 1.8rem;
            font-weight: 900;
            margin-bottom: 15px;
        }

        .partner-desc {
            font-size: 0.95rem;
            margin-bottom: 30px;
            opacity: 0.9;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .partner-btn {
            background: #fff;
            color: var(--primary);
            padding: 12px 35px;
            border-radius: 30px;
            font-weight: 800;
            text-decoration: none;
            display: inline-block;
            transition: transform 0.2s;
        }

        .partner-btn:hover {
            transform: scale(1.05);
        }

        /* 全国服务网络 */
        .network-section {
            background: #fff;
        }

        .network-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
        }

        .network-card {
            background: var(--light-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
        }

        .network-city {
            font-weight: 800;
            font-size: 0.95rem;
            margin-bottom: 5px;
            color: var(--dark);
        }

        .network-status {
            font-size: 0.75rem;
            color: #10b981;
            font-weight: 700;
        }

        /* 友情链接与版权区 */
        footer {
            background: var(--dark);
            color: #94a3b8;
            padding: 60px 0 30px;
            font-size: 0.8rem;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .footer-inner {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
        }

        .footer-brand h3 {
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 15px;
        }

        .footer-brand p {
            line-height: 1.6;
        }

        .footer-links-group h4 {
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 15px;
        }

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

        .footer-links-group ul li {
            margin-bottom: 10px;
        }

        .footer-links-group ul li a {
            color: #94a3b8;
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-links-group ul li a:hover {
            color: #fff;
        }

        .friend-links {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
        }

        .friend-links-title {
            color: #fff;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .friend-links-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .friend-links-list a {
            color: #64748b;
            text-decoration: none;
            transition: color 0.2s;
        }

        .friend-links-list a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        /* 浮动客服 & 返回顶部 */
        .float-bar {
            position: fixed;
            right: 20px;
            bottom: 30px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            z-index: 998;
        }

        .float-btn {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #fff;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            color: var(--dark);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all 0.3s;
            position: relative;
        }

        .float-btn:hover {
            background: var(--gradient-primary);
            color: #fff;
            transform: scale(1.05);
        }

        .float-btn .tooltip {
            position: absolute;
            right: 60px;
            top: 50%;
            transform: translateY(-50%) translateX(10px);
            background: var(--dark);
            color: #fff;
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.75rem;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: 0.3s;
        }

        .float-btn:hover .tooltip {
            opacity: 1;
            transform: translateY(-50%) translateX(0);
        }

        .float-qr {
            position: absolute;
            right: 60px;
            bottom: 0;
            background: #fff;
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            display: none;
            text-align: center;
        }

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

        .float-qr img {
            width: 100px;
            height: 100px;
        }

        .float-qr p {
            font-size: 0.7rem;
            color: var(--dark);
            margin-top: 5px;
        }

        /* 响应式调整 */
        @media (max-width: 991px) {
            h1.hero-title {
                font-size: 2.2rem;
            }
            .about-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .match-contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .workflow-timeline::before {
                left: 20px;
            }
            .timeline-item {
                width: 100%;
                padding-left: 45px;
                padding-right: 0;
                text-align: left !0important;
            }
            .timeline-item:nth-child(odd) {
                left: 0;
                text-align: left;
            }
            .timeline-item:nth-child(even) {
                left: 0;
            }
            .timeline-item::after {
                left: 12px !important;
                right: auto !important;
            }
        }