/* 解决方案详情页专用样式 */
        .solution-detail-page {
            background: #f8f9fa;
        }

        /* Banner区域样式 */
        .detail-banner {
            background: linear-gradient(135deg, #00629b 0%, #004a77 100%);
            color: white;
            padding: 80px 0 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin-top: 80px;
        }

        .detail-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('img/banner2.png') center/cover no-repeat;
            opacity: 0.1;
        }

        .banner-content {
            max-width: 1200px;
            padding: 0 20px;
            position: relative;
            z-index: 2;
        }

        .banner-title {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 0;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            text-align: center;
        }

        .banner-subtitle {
            font-size: 1.3rem;
            margin-bottom: 30px;
            opacity: 0.9;
            line-height: 1.6;
        }

        .banner-stats {
            display: flex;
            justify-content: center;
            gap: 60px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

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

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: #ffd700;
            display: block;
        }

        .stat-label {
            font-size: 1rem;
            opacity: 0.8;
            margin-top: 5px;
        }

        /* 内容区域 */
        .detail-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 20px;
        }

        .content-section {
            background: white;
            border-radius: 12px;
            padding: 40px;
            margin-bottom: 30px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }

        .section-title {
            font-size: 2rem;
            color: #00629b;
            margin-bottom: 20px;
            text-align: center;
            font-weight: 700;
        }

        .section-subtitle {
            font-size: 1.2rem;
            color: #666;
            text-align: center;
            margin-bottom: 40px;
            line-height: 1.6;
        }

        /* 技术特点 */
        .tech-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .feature-card {
            background: #f8f9fa;
            border-radius: 8px;
            padding: 30px;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 20px;
        }

        .feature-title {
            font-size: 1.3rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 15px;
        }

        .feature-desc {
            color: #666;
            line-height: 1.6;
        }

        /* 联系我们区域 */
        .contact-section {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 12px;
            padding: 50px;
            margin-top: 40px;
        }

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

        .contact-info {
            /* 移除无效的 space-y 属性，contact-info 的样式 */
        }

        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 25px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: #00629b;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 20px;
            font-size: 1.2rem;
        }

        .contact-details h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #333;
            margin-bottom: 5px;
        }

        .contact-details p {
            color: #666;
            margin: 0;
        }

        /* 联系表单 */
        .contact-form {
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }

        .form-group {
            margin-bottom: 25px;
        }

        .form-label {
            display: block;
            font-weight: 600;
            color: #333;
            margin-bottom: 8px;
        }

        .form-input,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e9ecef;
            border-radius: 6px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
            box-sizing: border-box;
        }

        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: #00629b;
        }

        .form-textarea {
            resize: vertical;
            min-height: 120px;
        }

        .form-submit {
            background: #00629b;
            color: white;
            padding: 14px 32px;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s ease;
            width: 100%;
        }

        .form-submit:hover {
            background: #004a77;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .banner-title {
                font-size: 2.5rem;
            }
            
            .banner-subtitle {
                font-size: 1.1rem;
            }
            
            .banner-stats {
                gap: 30px;
            }
            
            .stat-number {
                font-size: 2rem;
            }
            
            .detail-content {
                padding: 40px 15px;
            }
            
            .content-section {
                padding: 30px 20px;
            }
            
            .tech-features {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            
            .contact-section {
                padding: 30px 20px;
            }
        }

        @media (max-width: 480px) {
            .banner-title {
                font-size: 2rem;
            }
            
            .banner-stats {
                flex-direction: column;
                gap: 20px;
            }
            
            .contact-form {
            padding: 25px 20px;
        }
    }

    /* 页面底部样式 */
    .site-bottom {
        background: #1a1a1a;
        color: #e9ecef;
        padding: 50px 0 0;
    }
    
    .bottom-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }
    
    .bottom-main {
        display: grid;
        grid-template-columns: 120px repeat(4, 1fr);
        gap: 40px;
        margin-bottom: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid #333;
    }
    
    .bottom-logo {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .bottom-logo a {
        display: block;
    }
    
    .bottom-logo img {
        height: 24px;
        width: auto;
    }
    
    .bottom-column {
        color: #fff;
    }
    
    .bottom-column h2 {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 20px;
        color: #00629b;
        position: relative;
        padding-bottom: 10px;
    }
    
    .bottom-column h2::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 30px;
        height: 2px;
        background: linear-gradient(90deg, #00629b, #004a77);
    }
    
    .bottom-column ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    
    .bottom-column li {
        margin-bottom: 12px;
    }
    
    .bottom-column a {
        color: #adb5bd;
        text-decoration: none;
        font-size: 0.9rem;
        line-height: 1.5;
        transition: color 0.3s ease, transform 0.3s ease;
        display: inline-block;
    }
    
    .bottom-column a:hover {
        color: #00629b;
        transform: translateX(3px);
    }
    
    .bottom-social {
        display: flex;
        justify-content: center;
        gap: 20px;
        margin: 40px 0;
    }
    
    .bottom-social a {
        width: 40px;
        height: 40px;
        background: linear-gradient(135deg, #00629b, #004a77);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        text-decoration: none;
        transition: all 0.3s ease;
    }
    
    .bottom-social a:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 20px rgba(0, 98, 155, 0.4);
        background: linear-gradient(135deg, #004a77, #00629b);
    }
    
    .bottom-bar {
        background: #0d1117;
        padding: 20px 0;
        border-top: 1px solid #333;
    }
    
    .bottom-bar-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .bottom-links {
        display: flex;
        list-style: none;
        padding: 0;
        margin: 0;
        gap: 30px;
        flex-wrap: wrap;
    }
    
    .bottom-links li {
        position: relative;
    }
    
    .bottom-links li:not(:last-child)::after {
        content: '|';
        position: absolute;
        right: -15px;
        top: 0;
        color: #495057;
    }
    
    .bottom-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.85rem;
        transition: color 0.3s ease;
    }
    
    .bottom-links a:hover {
        color: #00629b;
    }
    
    .bottom-copyright {
        color: #6c757d;
        font-size: 0.85rem;
        text-align: right;
    }
    
    /* 页面底部响应式设计 */
    @media (max-width: 1024px) {
        .bottom-main {
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        
        .bottom-logo {
            grid-column: 1 / -1;
            margin-bottom: 10px;
        }
    }
    
    @media (max-width: 768px) {
        .site-bottom {
            padding: 40px 0 0;
        }
        
        .bottom-main {
            grid-template-columns: 1fr;
            gap: 25px;
            text-align: center;
        }
        
        .bottom-social {
            margin: 30px 0;
        }
        
        .bottom-bar-container {
            flex-direction: column;
            text-align: center;
            gap: 15px;
        }
        
        .bottom-links {
            justify-content: center;
            gap: 20px;
        }
        
        .bottom-copyright {
            text-align: center;
        }
    }
    
    @media (max-width: 480px) {
        .bottom-container {
            padding: 0 15px;
        }
        
        .bottom-main {
            padding-bottom: 25px;
            margin-bottom: 25px;
        }
        
        .bottom-links {
            flex-direction: column;
            gap: 10px;
            align-items: center;
        }
        
        .bottom-links li:not(:last-child)::after {
            content: '';
            display: none;
        }
    }