/* 根变量及基本样式重置 */
        :root {
            --primary: #facc15;       /* 鲜黄耀眼主色 */
            --primary-hover: #eab308;
            --primary-light: #fef9c3;
            --dark: #0f172a;          /* 优雅深色 */
            --dark-light: #1e293b;
            --light: #f8fafc;
            --text-dark: #334155;
            --text-light: #64748b;
            --border: #e2e8f0;
            --transition: all 0.3s ease;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans CJK SC", sans-serif;
            background-color: #ffffff;
            color: var(--text-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

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

        ul {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
            position: relative;
        }

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

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--dark);
            position: relative;
            display: inline-block;
            padding-bottom: 12px;
            font-weight: 700;
        }

        .section-header h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background-color: var(--primary);
            border-radius: 2px;
        }

        .section-header p {
            color: var(--text-light);
            margin-top: 15px;
            font-size: 1.1rem;
        }

        /* 顶部导航 */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            border-bottom: 2px solid var(--primary);
        }

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

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

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

        .nav-links {
            display: flex;
            align-items: center;
        }

        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--dark-light);
            padding: 5px 8px;
        }

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

        .nav-btn {
            background-color: var(--primary);
            color: var(--dark) !important;
            font-weight: bold !important;
            padding: 8px 18px !important;
            border-radius: 4px;
            border: 2px solid var(--dark);
            box-shadow: 2px 2px 0 var(--dark);
        }

        .nav-btn:hover {
            background-color: var(--dark);
            color: var(--primary) !important;
            box-shadow: 0 0 0 transparent;
            transform: translate(2px, 2px);
        }

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

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

        /* 首页 Hero 首屏 (无图片) */
        #home {
            background: radial-gradient(circle at 10% 20%, rgba(254, 240, 138, 0.3) 0%, rgba(255, 255, 255, 1) 90%);
            padding: 100px 0 80px 0;
            text-align: center;
            border-bottom: 1px solid var(--border);
        }

        .hero-badge {
            background-color: var(--dark);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: bold;
            display: inline-block;
            margin-bottom: 25px;
            letter-spacing: 1px;
        }

        .hero-title {
            font-size: 3rem;
            color: var(--dark);
            line-height: 1.2;
            margin-bottom: 20px;
            font-weight: 800;
        }

        .hero-title span {
            background: linear-gradient(120deg, var(--dark) 0%, var(--primary-hover) 100%);
            background-clip: text;
            -webkit-background-clip: text;
        }

        .hero-desc {
            font-size: 1.25rem;
            color: var(--text-light);
            max-width: 800px;
            margin: 0 auto 35px auto;
        }

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

        .btn {
            padding: 14px 30px;
            border-radius: 6px;
            font-size: 1.05rem;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
        }

        .btn-primary {
            background-color: var(--primary);
            color: var(--dark);
            border: 2px solid var(--dark);
            box-shadow: 4px 4px 0 var(--dark);
        }

        .btn-primary:hover {
            background-color: var(--dark);
            color: var(--primary);
            box-shadow: 0 0 0 transparent;
            transform: translate(4px, 4px);
        }

        .btn-secondary {
            background-color: white;
            color: var(--dark);
            border: 2px solid var(--border);
        }

        .btn-secondary:hover {
            border-color: var(--dark);
            background-color: var(--light);
        }

        /* 数据指标卡片 */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 60px;
        }

        .metric-card {
            background-color: white;
            border: 2px solid var(--dark);
            box-shadow: 4px 4px 0 var(--primary);
            padding: 25px;
            border-radius: 8px;
            transition: var(--transition);
        }

        .metric-card:hover {
            transform: translateY(-5px);
            box-shadow: 6px 6px 0 var(--dark);
        }

        .metric-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 5px;
        }

        .metric-label {
            font-size: 0.95rem;
            color: var(--text-light);
            font-weight: 500;
        }

        /* 关于我们 */
        #about {
            background-color: var(--light);
        }

        .about-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-content h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 20px;
            font-weight: 700;
        }

        .about-content p {
            margin-bottom: 15px;
            color: var(--text-dark);
            font-size: 1.05rem;
        }

        .about-features {
            margin-top: 25px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        .about-feat-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
        }

        .about-feat-item svg {
            color: var(--primary-hover);
            flex-shrink: 0;
        }

        .about-visual {
            background-color: var(--dark);
            color: white;
            padding: 40px;
            border-radius: 12px;
            border: 3px solid var(--primary);
            position: relative;
        }

        .about-visual-quote {
            font-size: 1.2rem;
            font-style: italic;
            margin-bottom: 20px;
            color: var(--primary);
            line-height: 1.6;
        }

        .about-visual-author {
            font-weight: bold;
            font-size: 0.95rem;
        }

        /* 全平台AIGC服务 */
        #services {
            background-color: #ffffff;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .service-card {
            background-color: white;
            border: 1px solid var(--border);
            padding: 35px 25px;
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            border-color: var(--dark);
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
            transform: translateY(-5px);
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background-color: var(--primary);
            transform: scaleX(0);
            transition: var(--transition);
            transform-origin: left;
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background-color: var(--primary-light);
            color: var(--dark);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            margin-bottom: 20px;
            font-weight: bold;
        }

        .service-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 15px;
            font-weight: 700;
        }

        .service-card p {
            color: var(--text-light);
            font-size: 0.95rem;
        }

        /* 模型标签云 */
        .model-tags-container {
            margin-top: 50px;
            background-color: var(--light);
            padding: 30px;
            border-radius: 12px;
            border: 1px solid var(--border);
            text-align: center;
        }

        .model-tags-container h4 {
            margin-bottom: 20px;
            color: var(--dark);
            font-weight: 700;
        }

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

        .model-tag {
            background-color: white;
            border: 1px solid var(--border);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--dark-light);
            font-weight: 500;
            transition: var(--transition);
        }

        .model-tag:hover {
            border-color: var(--primary);
            background-color: var(--primary-light);
            color: var(--dark);
        }

        /* 一站式AIGC制作与无限画布 */
        #production {
            background-color: var(--light);
        }

        .production-tabs-content {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: center;
        }

        .production-text h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 20px;
            font-weight: 700;
        }

        .production-features {
            margin: 25px 0;
        }

        .prod-feat-box {
            background-color: white;
            padding: 15px;
            border-radius: 8px;
            border-left: 4px solid var(--primary);
            margin-bottom: 15px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
        }

        .prod-feat-box h5 {
            font-size: 1.05rem;
            color: var(--dark);
            margin-bottom: 5px;
            font-weight: 700;
        }

        .prod-feat-box p {
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .production-image-wrapper {
            border: 2px solid var(--dark);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 8px 8px 0 rgba(15, 23, 42, 0.1);
            background-color: white;
        }

        .production-image-wrapper img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* 全行业解决方案 */
        #solutions {
            background-color: #ffffff;
        }

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

        .solution-card {
            background-color: var(--light);
            border: 1px solid var(--border);
            padding: 30px;
            border-radius: 10px;
            display: flex;
            gap: 20px;
            transition: var(--transition);
        }

        .solution-card:hover {
            border-color: var(--dark);
            background-color: white;
            box-shadow: 0 8px 24px rgba(0,0,0,0.04);
        }

        .solution-icon-box {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--dark);
            font-weight: bold;
        }

        .solution-info h3 {
            font-size: 1.25rem;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .solution-info p {
            color: var(--text-light);
            font-size: 0.95rem;
        }

        /* 全国服务网络与标准化流程 */
        #network {
            background-color: var(--light);
        }

        .network-map-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .network-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .network-node {
            background-color: white;
            padding: 15px;
            border-radius: 6px;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .network-dot {
            width: 10px;
            height: 10px;
            background-color: #22c55e;
            border-radius: 50%;
            box-shadow: 0 0 8px #22c55e;
        }

        /* 标准化AIGC流程 */
        #workflow {
            background-color: #ffffff;
            border-top: 1px solid var(--border);
        }

        .workflow-timeline {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 40px;
            gap: 20px;
        }

        .workflow-timeline::before {
            content: '';
            position: absolute;
            top: 25px;
            left: 5%;
            right: 5%;
            height: 3px;
            background-color: var(--border);
            z-index: 1;
        }

        .workflow-step {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .step-num {
            width: 50px;
            height: 50px;
            background-color: var(--dark);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            margin: 0 auto 20px auto;
            border: 4px solid white;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        }

        .workflow-step:hover .step-num {
            background-color: var(--primary);
            color: var(--dark);
            transform: scale(1.1);
            transition: var(--transition);
        }

        .workflow-step h4 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 8px;
            font-weight: 700;
        }

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

        /* 技术标准 */
        #standards {
            background-color: var(--light);
        }

        .standards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .standard-card {
            background-color: white;
            border: 2px solid var(--border);
            padding: 30px;
            border-radius: 8px;
            text-align: center;
        }

        .standard-card:hover {
            border-color: var(--dark);
        }

        .standard-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 15px;
        }

        /* 客户案例中心 */
        #cases {
            background-color: #ffffff;
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .case-card {
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            background-color: white;
            transition: var(--transition);
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0,0,0,0.06);
            border-color: var(--dark);
        }

        .case-image {
            height: 200px;
            background-color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-info {
            padding: 20px;
        }

        .case-tag {
            background-color: var(--primary-light);
            color: var(--dark);
            font-size: 0.75rem;
            padding: 4px 10px;
            border-radius: 4px;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 10px;
        }

        .case-info h4 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .case-info p {
            font-size: 0.9rem;
            color: var(--text-light);
        }

        /* 对比评测 */
        #evaluation {
            background-color: var(--dark);
            color: white;
        }

        #evaluation .section-header h2 {
            color: white;
        }

        #evaluation .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .eval-score-box {
            background: linear-gradient(135deg, var(--primary) 0%, #eab308 100%);
            color: var(--dark);
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            max-width: 600px;
            margin: 0 auto 40px auto;
            border: 2px solid white;
        }

        .eval-stars {
            font-size: 1.8rem;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .eval-score-title {
            font-size: 1.4rem;
            font-weight: 800;
            margin-bottom: 5px;
        }

        .eval-score-num {
            font-size: 3rem;
            font-weight: 900;
        }

        .table-responsive {
            width: 100%;
            overflow-x: auto;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .eval-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            min-width: 700px;
        }

        .eval-table th, .eval-table td {
            padding: 15px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .eval-table th {
            background-color: rgba(255, 255, 255, 0.1);
            font-weight: 700;
            color: var(--primary);
        }

        .eval-table td strong {
            color: var(--primary);
        }

        /* Token比价参考 */
        #token-pricing {
            background-color: #ffffff;
        }

        .pricing-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .price-card {
            background-color: var(--light);
            border: 1px solid var(--border);
            padding: 25px;
            border-radius: 8px;
            position: relative;
        }

        .price-card.popular {
            border: 2px solid var(--dark);
            box-shadow: 4px 4px 0 var(--primary);
        }

        .price-card-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background-color: var(--dark);
            color: var(--primary);
            font-size: 0.75rem;
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: bold;
        }

        .price-card h4 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .price-value {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--dark);
            margin: 15px 0;
        }

        .price-unit {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: normal;
        }

        .price-features {
            font-size: 0.85rem;
            color: var(--text-dark);
        }

        .price-features li {
            margin-bottom: 8px;
        }

        /* 人工智能与职业技术培训 */
        #training {
            background-color: var(--light);
        }

        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .training-card {
            background-color: white;
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0,0,0,0.02);
            transition: var(--transition);
        }

        .training-card:hover {
            transform: translateY(-5px);
            border-color: var(--dark);
        }

        .training-info {
            padding: 25px;
        }

        .training-info h4 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .training-info p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .training-badge {
            background-color: var(--dark);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: bold;
            display: inline-block;
            margin-top: 10px;
        }

        /* 智能需求匹配与联系表单 */
        #matching {
            background-color: #ffffff;
        }

        .form-wrapper {
            max-width: 700px;
            margin: 0 auto;
            background-color: var(--light);
            padding: 40px;
            border-radius: 12px;
            border: 2px solid var(--dark);
            box-shadow: 6px 6px 0 var(--primary);
        }

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

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

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border);
            border-radius: 6px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--dark);
            box-shadow: 0 0 0 3px var(--primary-light);
        }

        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='%23334155' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 15px center;
            background-size: 15px;
        }

        .btn-submit {
            width: 100%;
            background-color: var(--primary);
            color: var(--dark);
            border: 2px solid var(--dark);
            box-shadow: 4px 4px 0 var(--dark);
            font-weight: 700;
            padding: 12px;
            cursor: pointer;
            border-radius: 6px;
            transition: var(--transition);
        }

        .btn-submit:hover {
            box-shadow: 0 0 0 transparent;
            transform: translate(4px, 4px);
            background-color: var(--dark);
            color: var(--primary);
        }

        /* 帮助中心 & FAQ 折叠面板 & 常见问题自助排查 & AI术语百科 */
        #help-center {
            background-color: var(--light);
        }

        .help-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: white;
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
        }

        .faq-header {
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            user-select: none;
            font-weight: 700;
            color: var(--dark);
            background-color: white;
            transition: var(--transition);
        }

        .faq-header:hover {
            background-color: var(--primary-light);
        }

        .faq-icon {
            transition: var(--transition);
        }

        .faq-body {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            padding: 0 20px;
            color: var(--text-light);
            font-size: 0.92rem;
            background-color: white;
        }

        .faq-item.active .faq-body {
            padding: 15px 20px 20px 20px;
            border-top: 1px solid var(--border);
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        /* 自助排查与术语百科 */
        .trouble-glossary-side {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }

        .side-card {
            background-color: white;
            border: 1px solid var(--border);
            padding: 25px;
            border-radius: 8px;
        }

        .side-card h3 {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 15px;
            font-weight: 700;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 8px;
            display: inline-block;
        }

        .trouble-list li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 12px;
            font-size: 0.9rem;
        }

        .trouble-list li::before {
            content: "•";
            position: absolute;
            left: 5px;
            color: var(--primary-hover);
            font-weight: bold;
        }

        .glossary-terms {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .term-item dt {
            font-weight: bold;
            color: var(--dark);
            font-size: 0.95rem;
        }

        .term-item dd {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-left: 0;
            margin-top: 2px;
        }

        /* 客户评论卡片 */
        #testimonials {
            background-color: #ffffff;
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testimonial-card {
            background-color: var(--light);
            border: 1px solid var(--border);
            padding: 30px;
            border-radius: 8px;
            position: relative;
        }

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

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

        .testimonial-avatar {
            width: 45px;
            height: 45px;
            background-color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: var(--dark);
        }

        .author-info h4 {
            font-size: 0.95rem;
            color: var(--dark);
            font-weight: 700;
        }

        .author-info p {
            font-size: 0.8rem;
            color: var(--text-light);
        }

        /* 知识库/行业资讯 */
        #news {
            background-color: var(--light);
        }

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

        .news-card {
            background-color: white;
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
        }

        .news-card:hover {
            border-color: var(--dark);
        }

        .news-content {
            padding: 25px;
        }

        .news-content h3 {
            font-size: 1.15rem;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }

        .news-content p {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .news-link {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--dark);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        /* 招商代理 */
        #agency {
            background: linear-gradient(135deg, #fef08a 0%, #fefcbf 100%);
            border: 2px solid var(--dark);
            border-radius: 16px;
            padding: 60px 40px;
            margin: 80px auto;
            max-width: 1100px;
            text-align: center;
            box-shadow: 8px 8px 0 var(--dark);
        }

        #agency h2 {
            font-size: 2.2rem;
            color: var(--dark);
            font-weight: 800;
            margin-bottom: 15px;
        }

        #agency p {
            font-size: 1.1rem;
            color: var(--text-dark);
            max-width: 800px;
            margin: 0 auto 30px auto;
        }

        .agency-features {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }

        .agency-feat-card {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            border: 1px solid var(--border);
        }

        .agency-feat-card h4 {
            color: var(--dark);
            font-weight: 700;
            margin-bottom: 10px;
        }

        /* 友情链接与底部导航 */
        footer {
            background-color: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 20px 0;
            font-size: 0.9rem;
            border-top: 5px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr 1.3fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo-area {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .footer-col h3 {
            color: white;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
        }

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

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 5px;
        }

        .footer-qr {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .footer-qr img {
            width: 90px;
            height: 90px;
            background-color: white;
            padding: 5px;
            border-radius: 4px;
        }

        .footer-qr-info {
            font-size: 0.8rem;
        }

        .friend-links {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 20px 0;
            margin-top: 20px;
        }

        .friend-links-title {
            color: white;
            font-weight: bold;
            margin-bottom: 10px;
            font-size: 0.85rem;
        }

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

        .friend-links-list a {
            color: rgba(255,255,255,0.5);
            font-size: 0.8rem;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
        }

        /* 侧边浮动客服 */
        .float-bar {
            position: fixed;
            right: 20px;
            bottom: 30px;
            z-index: 999;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .float-item {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: var(--dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(0,0,0,0.1);
            position: relative;
            border: 2px solid var(--dark);
        }

        .float-item:hover {
            background-color: var(--dark);
            color: var(--primary);
        }

        .float-qr-box {
            position: absolute;
            right: 60px;
            bottom: 0;
            background-color: white;
            padding: 10px;
            border-radius: 8px;
            border: 2px solid var(--dark);
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            display: none;
        }

        .float-qr-box img {
            width: 120px;
            height: 120px;
            display: block;
        }

        .float-item:hover .float-qr-box {
            display: block;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .services-grid, .cases-grid, .training-grid, .testimonials-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                right: 0;
                background-color: white;
                border-top: 1px solid var(--border);
                box-shadow: 0 4px 10px rgba(0,0,0,0.05);
                padding: 20px;
            }
            .nav-links.active {
                display: flex;
            }
            .hero-title {
                font-size: 2.2rem;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
            }
            .about-wrapper {
                grid-template-columns: 1fr;
            }
            .production-tabs-content {
                grid-template-columns: 1fr;
            }
            .services-grid, .cases-grid, .training-grid, .testimonials-grid, .news-grid {
                grid-template-columns: 1fr;
            }
            .solutions-grid {
                grid-template-columns: 1fr;
            }
            .network-map-section {
                grid-template-columns: 1fr;
            }
            .workflow-timeline {
                flex-direction: column;
                gap: 30px;
            }
            .workflow-timeline::before {
                display: none;
            }
            .help-grid {
                grid-template-columns: 1fr;
            }
            .pricing-list {
                grid-template-columns: 1fr;
            }
            .agency-features {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }