/* 基础样式复位 */
        :root {
            --primary-color: #0044ff;
            --primary-hover: #0033cc;
            --secondary-color: #00c3ff;
            --dark-color: #0b1530;
            --light-bg: #f5f8ff;
            --card-bg: #ffffff;
            --text-color: #2c3e50;
            --text-muted: #7f8c8d;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container-width: 1200px;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--text-color);
            background-color: var(--light-bg);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

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

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

        /* 头部与导航 */
        header {
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
            transition: var(--transition);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }

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

        .logo-area img {
            height: 40px;
            width: auto;
        }

        .logo-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark-color);
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

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

        .nav-item a {
            color: var(--text-color);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 5px 10px;
            border-radius: 4px;
        }

        .nav-item a:hover {
            color: var(--primary-color);
            background-color: rgba(0, 68, 255, 0.05);
        }

        .nav-btn {
            background-color: var(--primary-color);
            color: #ffffff !important;
            padding: 8px 20px !important;
            border-radius: 20px;
            font-weight: 600;
            box-shadow: 0 4px 15px rgba(0, 68, 255, 0.2);
        }

        .nav-btn:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
        }

        /* 移动端菜单开关 */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1001;
        }

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

        /* Hero 纯色/渐变首屏 (无图片) */
        .hero-section {
            padding-top: 150px;
            padding-bottom: 80px;
            background: radial-gradient(circle at 80% 20%, rgba(0, 195, 255, 0.15) 0%, rgba(0, 68, 255, 0.05) 50%, rgba(255,255,255,0) 100%), linear-gradient(135deg, #0b1530 0%, #00123a 100%);
            color: #ffffff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            z-index: 10;
        }

        .hero-tag {
            background: rgba(0, 195, 255, 0.2);
            color: var(--secondary-color);
            padding: 6px 15px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            display: inline-block;
            margin-bottom: 20px;
            border: 1px solid rgba(0, 195, 255, 0.3);
        }

        .hero-content h1 {
            font-size: 2.8rem;
            line-height: 1.25;
            margin-bottom: 20px;
            font-weight: 800;
            background: linear-gradient(to right, #ffffff, #88c6ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-desc {
            font-size: 1.15rem;
            color: #b0c4de;
            margin-bottom: 40px;
            line-height: 1.7;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }

        .btn-primary {
            background-color: var(--primary-color);
            color: #ffffff;
            box-shadow: 0 4px 20px rgba(0, 68, 255, 0.4);
        }

        .btn-primary:hover {
            background-color: var(--primary-hover);
            transform: translateY(-3px);
            color: #ffffff;
        }

        .btn-secondary {
            background-color: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(5px);
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
            color: #ffffff;
        }

        /* 数据指标卡片 */
        .stats-section {
            margin-top: -50px;
            position: relative;
            z-index: 20;
            padding-bottom: 60px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 30px 20px;
            text-align: center;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
            border: 1px solid rgba(0,68,255,0.05);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 40px rgba(0,68,255,0.1);
        }

        .stat-num {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary-color);
            line-height: 1;
            margin-bottom: 10px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-color);
            font-weight: 600;
        }

        .stat-desc {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 5px;
        }

        /* 统一的区块结构 */
        section {
            padding: 80px 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px auto;
        }

        .section-tag {
            color: var(--primary-color);
            text-transform: uppercase;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 2px;
            margin-bottom: 10px;
            display: block;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--dark-color);
            margin-bottom: 15px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
        }

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

        .about-content h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }

        .about-text {
            color: var(--text-color);
            margin-bottom: 20px;
        }

        .about-features {
            list-style: none;
            margin-bottom: 30px;
        }

        .about-features li {
            position: relative;
            padding-left: 25px;
            margin-bottom: 10px;
            font-weight: 500;
        }

        .about-features li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: 700;
        }

        .about-image-wrapper {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        }

        /* AIGC 服务能力卡片 */
        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .service-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid rgba(0,68,255,0.05);
            transition: var(--transition);
            position: relative;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 68, 255, 0.08);
            border-color: rgba(0, 68, 255, 0.15);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(0, 68, 255, 0.05);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--primary-color);
            font-weight: 700;
            font-size: 1.25rem;
        }

        .service-card h3 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: var(--dark-color);
        }

        .service-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 标签云组件 */
        .tag-cloud-wrapper {
            background-color: var(--card-bg);
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.02);
            text-align: center;
            margin-top: 40px;
        }

        .tag-cloud-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--dark-color);
        }

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

        .tag-item {
            background-color: var(--light-bg);
            color: var(--text-color);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            border: 1px solid rgba(0,68,255,0.05);
            transition: var(--transition);
        }

        .tag-item:hover {
            background-color: var(--primary-color);
            color: #ffffff;
            transform: scale(1.05);
        }

        /* 一站式制作场景 */
        .scene-tabs-container {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .scene-nav {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        .scene-tab {
            padding: 10px 25px;
            background-color: var(--card-bg);
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            border: 1px solid rgba(0,68,255,0.05);
            transition: var(--transition);
        }

        .scene-tab.active, .scene-tab:hover {
            background-color: var(--primary-color);
            color: #ffffff;
        }

        .scene-content-box {
            background-color: var(--card-bg);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 15px 40px rgba(0,0,0,0.05);
            display: none;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .scene-content-box.active {
            display: grid;
        }

        .scene-detail h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--dark-color);
        }

        .scene-detail p {
            color: var(--text-muted);
            margin-bottom: 25px;
        }

        .scene-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .scene-feat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .scene-feat-item span {
            color: var(--primary-color);
            font-weight: 700;
        }

        .scene-img {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }

        /* 解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .solution-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            border: 1px solid rgba(0,68,255,0.05);
            display: flex;
            flex-direction: column;
        }

        .solution-body {
            padding: 30px;
        }

        .solution-body h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }

        .solution-body p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        /* 流程步骤 */
        .process-flow {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 40px;
            flex-wrap: wrap;
            gap: 30px;
        }

        .process-flow::before {
            content: "";
            position: absolute;
            top: 40px;
            left: 50px;
            right: 50px;
            height: 4px;
            background-color: rgba(0,68,255,0.1);
            z-index: 1;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 80px;
            height: 80px;
            background-color: var(--card-bg);
            border: 4px solid var(--primary-color);
            color: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 auto 20px auto;
            box-shadow: 0 10px 20px rgba(0,68,255,0.1);
            transition: var(--transition);
        }

        .process-step:hover .step-num {
            background-color: var(--primary-color);
            color: #ffffff;
            transform: scale(1.1);
        }

        .process-step h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--dark-color);
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--text-muted);
            padding: 0 10px;
        }

        /* 对比评测 */
        .comparison-wrapper {
            background-color: var(--card-bg);
            border-radius: 16px;
            padding: 40px;
            box-shadow: 0 15px 40px rgba(0,0,0,0.05);
            overflow-x: auto;
        }

        .comp-header-flex {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            flex-wrap: wrap;
            gap: 20px;
        }

        .score-badge {
            background: linear-gradient(135deg, #ffd700, #ffa500);
            color: #ffffff;
            padding: 15px 30px;
            border-radius: 12px;
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            box-shadow: 0 10px 20px rgba(255, 165, 0, 0.2);
        }

        .score-title {
            font-size: 0.85rem;
            text-transform: uppercase;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .score-num {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1;
            margin: 5px 0;
        }

        .score-stars {
            color: #ffffff;
            font-size: 1.1rem;
        }

        table.comp-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        table.comp-table th, table.comp-table td {
            padding: 15px 20px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        table.comp-table th {
            font-weight: 700;
            color: var(--dark-color);
            background-color: var(--light-bg);
        }

        table.comp-table tr:hover {
            background-color: rgba(0,68,255,0.02);
        }

        .feat-support {
            color: #2ecc71;
            font-weight: 700;
        }

        .feat-unsupport {
            color: #e74c3c;
            font-weight: 500;
        }

        /* Token 比价 */
        .table-responsive {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            overflow-x: auto;
        }

        .token-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 600px;
        }

        .token-table th, .token-table td {
            padding: 12px 15px;
            border-bottom: 1px solid rgba(0,68,255,0.05);
            font-size: 0.9rem;
        }

        .token-table th {
            background-color: rgba(0,68,255,0.05);
            color: var(--primary-color);
            font-weight: 600;
        }

        /* 培训中心时间线 */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 40px auto 0 auto;
            padding-left: 30px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            top: 0;
            bottom: 0;
            left: 8px;
            width: 4px;
            background-color: rgba(0,68,255,0.1);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 40px;
        }

        .timeline-dot {
            position: absolute;
            left: -28px;
            top: 5px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background-color: var(--primary-color);
            border: 4px solid var(--light-bg);
            box-shadow: 0 0 0 4px rgba(0,68,255,0.1);
        }

        .timeline-content {
            background-color: var(--card-bg);
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.02);
            border-left: 4px solid var(--primary-color);
        }

        .timeline-content h3 {
            font-size: 1.1rem;
            margin-bottom: 5px;
            color: var(--dark-color);
        }

        .timeline-content p {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* 资讯/知识库 */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .news-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.03);
            border: 1px solid rgba(0,68,255,0.05);
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0,68,255,0.08);
        }

        .news-body {
            padding: 25px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark-color);
            margin-bottom: 15px;
            line-height: 1.4;
        }

        .news-link {
            margin-top: auto;
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        /* 客户评论 */
        .comments-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .comment-card {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            border: 1px solid rgba(0,68,255,0.05);
        }

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

        .comment-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .comment-avatar {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
        }

        .comment-info h4 {
            font-size: 0.95rem;
            color: var(--dark-color);
        }

        .comment-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 智能需求匹配与表单 */
        .form-section-bg {
            background-color: var(--dark-color);
            color: #ffffff;
        }

        .form-section-bg .section-title {
            color: #ffffff;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .form-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--secondary-color);
        }

        .form-info p {
            color: #b0c4de;
            margin-bottom: 30px;
        }

        .contact-info-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-info-item {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .contact-info-item .icon {
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--secondary-color);
            font-weight: 700;
        }

        .match-form {
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 40px;
            border-radius: 16px;
            backdrop-filter: blur(10px);
        }

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

        .form-label {
            display: block;
            font-size: 0.9rem;
            margin-bottom: 8px;
            font-weight: 500;
            color: #b0c4de;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background-color: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--secondary-color);
            background-color: rgba(255, 255, 255, 0.12);
        }

        select.form-control option {
            background-color: var(--dark-color);
            color: #ffffff;
        }

        .form-submit-btn {
            width: 100%;
            border: none;
            background-color: var(--primary-color);
            color: #ffffff;
            padding: 14px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0, 68, 255, 0.3);
            transition: var(--transition);
        }

        .form-submit-btn:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
        }

        /* FAQ折叠面板 */
        .faq-wrapper {
            max-width: 850px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--card-bg);
            border-radius: 10px;
            margin-bottom: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.02);
            border: 1px solid rgba(0,68,255,0.05);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-question {
            padding: 20px 25px;
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            color: var(--dark-color);
        }

        .faq-question::after {
            content: "+";
            font-size: 1.5rem;
            font-weight: 400;
            transition: var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background-color: rgba(0,68,255,0.01);
        }

        .faq-answer-inner {
            padding: 0 25px 20px 25px;
            font-size: 0.95rem;
            color: var(--text-muted);
            border-top: 1px solid rgba(0,68,255,0.02);
        }

        /* 自助排查与百科 */
        .troubleshoot-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .troubleshoot-box, .encyclopedia-box {
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 30px;
            border: 1px solid rgba(0,68,255,0.05);
            box-shadow: 0 10px 25px rgba(0,0,0,0.02);
        }

        .troubleshoot-box h3, .encyclopedia-box h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--dark-color);
            border-bottom: 2px solid var(--primary-color);
            padding-bottom: 10px;
            display: inline-block;
        }

        .trouble-list, .ency-list {
            list-style: none;
        }

        .trouble-list li, .ency-list li {
            margin-bottom: 15px;
        }

        .trouble-list h4, .ency-list h4 {
            font-size: 1rem;
            color: var(--primary-color);
            margin-bottom: 5px;
        }

        .trouble-list p, .ency-list p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 全国服务网络 */
        .network-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .map-mockup {
            background-color: var(--dark-color);
            border-radius: 12px;
            padding: 40px 20px;
            text-align: center;
            color: var(--secondary-color);
            font-weight: 700;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .map-pins {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-top: 20px;
        }

        .pin {
            background-color: rgba(255,255,255,0.1);
            color: #ffffff;
            padding: 5px 12px;
            border-radius: 15px;
            font-size: 0.8rem;
            border: 1px solid var(--secondary-color);
        }

        /* 页面底部与联系区 */
        footer {
            background-color: #050a1e;
            color: #a0aec0;
            padding: 60px 0 20px 0;
            border-top: 1px solid rgba(255,255,255,0.05);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-about h3 {
            color: #ffffff;
            font-size: 1.25rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-about p {
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 20px;
        }

        .footer-links h4 {
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 20px;
        }

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

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

        .footer-links ul li a {
            color: #a0aec0;
            font-size: 0.9rem;
        }

        .footer-links ul li a:hover {
            color: var(--secondary-color);
        }

        .footer-contact h4 {
            color: #ffffff;
            font-size: 1rem;
            margin-bottom: 20px;
        }

        .footer-contact p {
            font-size: 0.85rem;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .qr-codes {
            display: flex;
            gap: 20px;
            margin-top: 15px;
        }

        .qr-item {
            text-align: center;
        }

        .qr-item img {
            width: 90px;
            height: 90px;
            border-radius: 8px;
            background-color: #ffffff;
            padding: 5px;
        }

        .qr-item span {
            display: block;
            font-size: 0.75rem;
            margin-top: 5px;
            color: #a0aec0;
        }

        /* 友情链接 */
        .footer-friends {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
            margin-top: 30px;
            font-size: 0.85rem;
        }

        .footer-friends-title {
            color: #ffffff;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .footer-friends-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }

        .footer-friends-links a {
            color: #a0aec0;
        }

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

        /* 页脚版权 */
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 20px;
            margin-top: 20px;
            text-align: center;
            font-size: 0.8rem;
        }

        /* 侧边悬浮客服 */
        .float-kefu {
            position: fixed;
            right: 20px;
            bottom: 40px;
            z-index: 999;
            background-color: var(--primary-color);
            color: #ffffff;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 20px rgba(0, 68, 255, 0.3);
            cursor: pointer;
            font-weight: 700;
            transition: var(--transition);
        }

        .float-kefu:hover {
            background-color: var(--primary-hover);
            transform: scale(1.1);
        }

        .kefu-panel {
            position: fixed;
            right: 80px;
            bottom: 40px;
            z-index: 999;
            background-color: var(--card-bg);
            border-radius: 12px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            border: 1px solid rgba(0,68,255,0.1);
            width: 220px;
            display: none;
            text-align: center;
        }

        .kefu-panel.active {
            display: block;
        }

        .kefu-panel h4 {
            font-size: 0.95rem;
            color: var(--dark-color);
            margin-bottom: 10px;
        }

        .kefu-panel img {
            width: 140px;
            height: 140px;
            margin: 0 auto 10px auto;
            border: 1px solid rgba(0,0,0,0.05);
        }

        /* 响应式媒体查询 */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .comments-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

            .nav-menu {
                position: fixed;
                top: 70px;
                left: 0;
                right: 0;
                background-color: var(--card-bg);
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                transform: translateY(-150%);
                opacity: 0;
                transition: var(--transition);
                pointer-events: none;
            }

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

            .hero-content h1 {
                font-size: 2.1rem;
            }

            .about-grid, .scene-content-box, .solutions-grid, .form-grid, .troubleshoot-grid, .network-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .process-flow::before {
                display: none;
            }

            .process-step {
                min-width: 100%;
            }

            .card-grid-3, .card-grid-4, .news-grid, .comments-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }
        }