/* 样式设计：暗夜赛博高饱和粉紫风 */
        :root {
            --bg-color: #080313;
            --panel-bg: rgba(22, 12, 38, 0.8);
            --border-color: rgba(255, 0, 170, 0.2);
            --primary: #ff00aa;
            --primary-glow: rgba(255, 0, 170, 0.6);
            --secondary: #8a2be2;
            --accent: #00f0ff;
            --accent-glow: rgba(0, 240, 255, 0.5);
            --text-light: #ffffff;
            --text-muted: #c9b9db;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            --transition: all 0.3s ease;
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-light);
            font-family: var(--font-family);
            line-height: 1.6;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 10% 20%, rgba(138, 43, 226, 0.15) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(255, 0, 170, 0.12) 0%, transparent 45%);
            background-attachment: fixed;
        }

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

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

        /* 统一外层居中容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }

        /* 顶部导航 */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(8, 3, 19, 0.95);
            border-bottom: 1px solid var(--border-color);
            backdrop-filter: blur(10px);
        }

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

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

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

        .logo-text {
            font-size: 1.25rem;
            font-weight: 800;
            background: linear-gradient(45deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }

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

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

        .nav-link {
            color: var(--text-muted);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 5px 0;
            position: relative;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .nav-link:hover, .nav-link.active {
            color: var(--text-light);
        }

        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }

        .nav-btn {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--text-light) !important;
            padding: 8px 18px;
            border-radius: 5px;
            font-size: 0.85rem;
            font-weight: 600;
            box-shadow: 0 0 10px var(--primary-glow);
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 15px var(--primary);
        }

        /* 移动端菜单按钮 */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Section 通用样式 */
        section {
            padding: 80px 0;
            position: relative;
        }

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

        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 15px;
            color: var(--text-light);
            letter-spacing: 1px;
            background: linear-gradient(to right, #fff, var(--text-muted));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .section-header p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.95rem;
        }

        .gradient-line {
            width: 60px;
            height: 3px;
            background: linear-gradient(to right, var(--primary), var(--accent));
            margin: 15px auto 0;
            border-radius: 2px;
        }

        /* Hero 首屏（严禁图片） */
        .hero {
            padding-top: 150px;
            padding-bottom: 100px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(255, 0, 170, 0.15) 0%, transparent 70%);
            z-index: -1;
            filter: blur(50px);
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 0, 170, 0.1);
            border: 1px solid var(--primary);
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--primary);
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 25px;
            box-shadow: 0 0 10px rgba(255, 0, 170, 0.2);
        }

        /* 改写后的H1 */
        .hero h1 {
            font-size: 3rem;
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(135deg, #ffffff 30%, #ff00aa 70%, #00f0ff 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 40px rgba(255, 0, 170, 0.1);
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 750px;
            margin: 0 auto 40px;
            line-height: 1.8;
        }

        .hero-btn-group {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 60px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: var(--text-light);
            padding: 14px 32px;
            border-radius: 5px;
            font-weight: 600;
            font-size: 1rem;
            box-shadow: 0 0 20px var(--primary-glow);
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: inline-block;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 30px var(--primary);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: var(--text-light);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 14px 32px;
            border-radius: 5px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            display: inline-block;
        }

        .btn-outline:hover {
            border-color: var(--accent);
            box-shadow: 0 0 15px var(--accent-glow);
            color: var(--accent);
            transform: translateY(-3px);
        }

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

        .stat-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .stat-card:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.15);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 5px;
            background: linear-gradient(45deg, var(--accent), #fff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 关于我们与平台介绍 */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .about-text h3 {
            font-size: 1.6rem;
            margin-bottom: 20px;
            color: var(--accent);
        }

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

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

        .feat-item {
            background: rgba(255, 255, 255, 0.03);
            border-left: 3px solid var(--primary);
            padding: 12px;
            border-radius: 0 4px 4px 0;
            font-size: 0.85rem;
        }

        .feat-title {
            font-weight: bold;
            color: var(--text-light);
            margin-bottom: 4px;
        }

        /* AIGC 服务与场景 */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .service-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 30px 20px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 0 20px rgba(255, 0, 170, 0.15);
        }

        .service-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--text-light);
        }

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

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 40px;
            justify-content: center;
        }

        .tag-cloud span {
            background: rgba(138, 43, 226, 0.15);
            border: 1px solid rgba(138, 43, 226, 0.3);
            color: var(--text-muted);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.75rem;
            transition: var(--transition);
        }

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

        /* 解决方案 */
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .solution-card {
            background: linear-gradient(180deg, rgba(22, 12, 38, 0.9) 0%, rgba(8, 3, 19, 0.9) 100%);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 25px;
            transition: var(--transition);
        }

        .solution-card:hover {
            border-color: var(--accent);
            box-shadow: 0 0 25px rgba(0, 240, 255, 0.1);
        }

        .solution-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-card ul {
            list-style: none;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 15px;
        }

        .solution-card ul li {
            margin-bottom: 8px;
            padding-left: 12px;
            position: relative;
        }

        .solution-card ul li::before {
            content: '•';
            color: var(--primary);
            position: absolute;
            left: 0;
        }

        /* 流程步骤 */
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .flow-step {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px 20px;
            text-align: center;
            position: relative;
        }

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            margin: 0 auto 15px;
            box-shadow: 0 0 10px var(--primary-glow);
        }

        /* 价格比价与表格 */
        .table-responsive {
            width: 100%;
            overflow-x: auto;
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            margin-top: 20px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            font-size: 0.9rem;
        }

        th, td {
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 0, 170, 0.1);
        }

        th {
            background: rgba(138, 43, 226, 0.2);
            color: var(--text-light);
            font-weight: 600;
        }

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

        tr:hover td {
            background: rgba(255, 255, 255, 0.02);
        }

        .badge-low {
            background: rgba(0, 240, 255, 0.15);
            color: var(--accent);
            border: 1px solid var(--accent);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.75rem;
        }

        /* 技术与培训 */
        .training-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .train-card {
            background: rgba(22, 12, 38, 0.6);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 25px;
            transition: var(--transition);
        }

        .train-card:hover {
            border-color: var(--accent);
            box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
        }

        .train-badge {
            font-size: 0.75rem;
            background: var(--accent);
            color: #000;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 700;
            display: inline-block;
            margin-bottom: 15px;
        }

        /* 案例中心 (包含真实图片) */
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .case-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .case-img-wrap {
            width: 100%;
            height: 220px;
            overflow: hidden;
            position: relative;
        }

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

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

        .case-content {
            padding: 20px;
        }

        .case-tag {
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
            display: block;
        }

        .case-content h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
            color: var(--text-light);
        }

        .case-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 其它案例图混合排版 */
        .case-mini-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .mini-case-card {
            background: rgba(22, 12, 38, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            overflow: hidden;
        }

        .mini-img-wrap {
            width: 100%;
            height: 140px;
            overflow: hidden;
        }

        .mini-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 评论板块 */
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

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

        .review-text {
            font-size: 0.9rem;
            color: var(--text-muted);
            font-style: italic;
            margin-bottom: 20px;
        }

        .reviewer-info {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .reviewer-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #fff;
            font-size: 0.9rem;
        }

        .reviewer-meta h4 {
            font-size: 0.85rem;
            color: var(--text-light);
        }

        .reviewer-meta p {
            font-size: 0.75rem;
            color: var(--accent);
        }

        /* FAQ折叠面板 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

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

        .faq-question {
            padding: 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease-out;
            background: rgba(0, 0, 0, 0.2);
        }

        .faq-answer p {
            padding: 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .faq-icon {
            font-size: 1.2rem;
            color: var(--accent);
            transition: transform 0.3s;
        }

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

        .faq-item.active .faq-answer {
            max-height: 200px;
        }

        /* 对比评测板块 */
        .review-compare {
            background: linear-gradient(135deg, rgba(138, 43, 226, 0.2) 0%, rgba(255, 0, 170, 0.1) 100%);
            border: 1px solid var(--primary);
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 40px;
        }

        .compare-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding-bottom: 20px;
            margin-bottom: 25px;
            flex-wrap: wrap;
            gap: 15px;
        }

        .score-box {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .score-num {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--primary);
            text-shadow: 0 0 15px var(--primary-glow);
        }

        .score-stars {
            color: #ffd700;
            font-size: 1.5rem;
        }

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

        .compare-column h4 {
            font-size: 1.1rem;
            margin-bottom: 15px;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .compare-column ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .compare-column ul li {
            font-size: 0.9rem;
            padding-left: 20px;
            position: relative;
        }

        .compare-column.pro ul li::before {
            content: '✓';
            color: #00ff66;
            position: absolute;
            left: 0;
            font-weight: bold;
        }

        /* 需求匹配与联系我们表单 */
        .contact-section {
            background: radial-gradient(circle at top right, rgba(138, 43, 226, 0.2) 0%, transparent 60%);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
        }

        .form-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            padding: 35px;
        }

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

        .form-group label {
            display: block;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .form-control {
            width: 100%;
            background: rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            padding: 12px;
            color: #fff;
            font-family: inherit;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 10px var(--accent-glow);
        }

        .form-control option {
            background: var(--bg-color);
            color: #fff;
        }

        .info-card {
            background: rgba(22, 12, 38, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 30px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .info-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

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

        .info-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: rgba(0, 240, 255, 0.1);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .info-details h4 {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .info-details p {
            font-size: 0.95rem;
            color: var(--text-light);
            font-weight: 600;
        }

        .qr-box {
            margin-top: 30px;
            text-align: center;
            background: rgba(0, 0, 0, 0.2);
            padding: 20px;
            border-radius: 8px;
            border: 1px dashed rgba(255, 0, 170, 0.3);
        }

        .qr-box img {
            max-width: 140px;
            border-radius: 5px;
            margin-bottom: 10px;
        }

        .qr-box p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 知识库/资讯 */
        .article-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 20px;
            transition: var(--transition);
        }

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

        .article-title {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .article-link {
            font-size: 0.8rem;
            color: var(--accent);
            display: inline-block;
            margin-top: 10px;
        }

        /* 浮动客服 */
        .float-kefu {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(255, 0, 170, 0.4);
            transition: var(--transition);
        }

        .float-kefu:hover {
            transform: scale(1.1) rotate(5deg);
        }

        .float-kefu svg {
            width: 24px;
            height: 24px;
            fill: #fff;
        }

        /* 浮动客服弹窗 */
        .kefu-panel {
            position: fixed;
            bottom: 90px;
            right: 30px;
            z-index: 1000;
            background: var(--panel-bg);
            border: 1px solid var(--primary);
            border-radius: 10px;
            padding: 20px;
            width: 260px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            display: none;
            text-align: center;
        }

        .kefu-panel img {
            width: 150px;
            height: 150px;
            margin-bottom: 10px;
            border-radius: 4px;
        }

        .kefu-panel h4 {
            font-size: 0.95rem;
            margin-bottom: 5px;
            color: var(--text-light);
        }

        .kefu-panel p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 页脚 */
        footer {
            background: #05020c;
            border-top: 1px solid rgba(255, 0, 170, 0.1);
            padding: 50px 0 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

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

        .footer-logo img {
            max-height: 35px;
            margin-bottom: 15px;
        }

        .footer-links h4 {
            color: #fff;
            margin-bottom: 15px;
            font-size: 0.95rem;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul li a {
            color: var(--text-muted);
        }

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

        .friend-links {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .friend-links span {
            color: var(--text-light);
            font-weight: 600;
            margin-right: 8px;
        }

        .friend-links a {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

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

        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            font-size: 0.75rem;
        }

        /* 响应式调整 */
        @media (max-width: 1024px) {
            .services-grid, .solutions-grid, .training-grid, .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid, .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-grid, .contact-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(8, 3, 19, 0.98);
                border-bottom: 1px solid var(--border-color);
                padding: 20px;
                gap: 15px;
                text-align: center;
            }
            .nav-menu.active {
                display: flex;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .services-grid, .solutions-grid, .training-grid, .reviews-grid, .cases-grid, .case-mini-grid {
                grid-template-columns: 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }