/* css/style.css */
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: linear-gradient(145deg, #f9fafc 0%, #f0f2f5 100%);
            color: #1e2a3a;
            line-height: 1.5;
            padding: 2rem 1rem;
            min-height: 100vh;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
        }

        /* ========== 链接样式优化（参考需求） ========== */
        a:link {
            color: #2563eb;      /* 现代蓝色 */
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:visited {
            color: #2563eb;
            text-decoration: none;
        }
        a:active {
            color: #1e3a8a;      /* 深蓝 */
            text-decoration: none;
        }
        a:hover {
            color: #dc2626;      /* 红色悬停，醒目 */
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid #2c7a4b;
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ========== 品牌区 ========== */
        .brand {
            text-align: center;
            margin-bottom: 3rem;
            animation: fadeInUp 0.6s ease-out;
        }

        .logo-icon {
            font-size: 4rem;
            margin-bottom: 0.5rem;
            filter: drop-shadow(0 4px 8px rgba(0,0,0,0.05));
        }

        h1 {
            font-size: clamp(1.8rem, 6vw, 2.5rem);
            font-weight: 700;
            background: linear-gradient(135deg, #1e4b2e, #2c7a4b);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            letter-spacing: -0.01em;
            margin-bottom: 0.5rem;
        }

        .tagline {
            font-size: 1.1rem;
            color: #4a6a7e;
            margin-bottom: 1rem;
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #eef2ff;
            padding: 0.5rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #1e4b6e;
            backdrop-filter: blur(2px);
            margin-top: 0.5rem;
        }

        .dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: #2c7a4b;
            border-radius: 50%;
            animation: pulse 1.5s infinite;
        }

        /* ========== 主营业务网格 ========== */
        .services {
            background: rgba(255,255,255,0.7);
            backdrop-filter: blur(2px);
            border-radius: 2rem;
            padding: 2rem 1.5rem;
            margin-bottom: 2.5rem;
            box-shadow: 0 8px 20px rgba(0,0,0,0.02), 0 2px 6px rgba(0,0,0,0.05);
        }

        .services h2 {
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            border-left: 4px solid #2c7a4b;
            padding-left: 1rem;
            color: #0f2b3b;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
            gap: 1rem;
        }

        .service-card {
            background: white;
            padding: 0.9rem 1rem;
            border-radius: 1.2rem;
            text-align: center;
            font-weight: 500;
            color: #1f3b4c;
            transition: all 0.2s ease;
            box-shadow: 0 1px 3px rgba(0,0,0,0.05);
            border: 1px solid #e9edf2;
            font-size: 0.95rem;
            position: relative;
        }

        .service-card:hover {
            transform: translateY(-3px);
            border-color: #c8dfcf;
            background: #fefefe;
            box-shadow: 0 10px 20px -8px rgba(0,0,0,0.1);
        }

        /* 优化链接点击区域：使含链接的卡片整块可点（不影响纯文本卡片） */
        .service-card a {
            display: block;
            margin: -0.9rem -1rem;
            padding: 0.9rem 1rem;
            border-radius: inherit;
            color: inherit;          /* 继承卡片文字颜色，保留原有风格 */
        }
        /* 保证卡片内链接悬停时的颜色仍然全局生效（但继承覆盖，特写链接本身颜色） */
        .service-card a:link,
        .service-card a:visited {
            color: #1f3b4c;         /* 与卡片文字统一 */
        }
        .service-card a:hover {
            color: #ff0000;          /* 悬停变红，提示可点 */
        }

        /* ========== 联系方式卡片 ========== */
        .contact-info {
            background: white;
            border-radius: 1.8rem;
            padding: 1.8rem 1.8rem;
            margin-bottom: 2rem;
            box-shadow: 0 8px 20px rgba(0,0,0,0.02);
            border: 1px solid #eef2f6;
        }

        .contact-info h2 {
            font-size: 1.5rem;
            margin-bottom: 1.2rem;
            font-weight: 600;
            color: #1f3b4c;
        }

        .contact-details {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 1rem;
            color: #2c5368;
            flex-wrap: wrap;
        }

        .contact-icon {
            font-size: 1.3rem;
            width: 2rem;
            text-align: center;
        }

        /* ========== 页脚 ========== */
        .footer {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #e2e8f0;
            margin-top: 1rem;
            font-size: 0.8rem;
            color: #5c6f87;
        }
        .footer a:link,
        .footer a:visited {
            color: #5c6f87;
        }
        .footer a:hover {
            color: #dc2626;
        }

        /* ========== 动画 ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes pulse {
            0% { opacity: 0.6; transform: scale(0.9);}
            100% { opacity: 1; transform: scale(1.2);}
        }

        /* ========== 手机优化 ========== */
        @media (max-width: 640px) {
            body {
                padding: 1rem;
            }
            .services-grid {
                grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
                gap: 0.8rem;
            }
            .service-card {
                padding: 0.6rem 0.5rem;
                font-size: 0.85rem;
            }
            /* 调整卡片链接区域填充随内边距改变而适配 */
            .service-card a {
                margin: -0.6rem -0.5rem;
                padding: 0.6rem 0.5rem;
            }
            .contact-item {
                font-size: 0.9rem;
                word-break: break-word;
            }
            .status-badge {
                font-size: 0.75rem;
                padding: 0.4rem 1rem;
            }
        }