/* 服务横幅 */
        .services-banner {
            position: relative;
            height: 400px;
            background: linear-gradient(90deg, rgba(10, 35, 66, 0.8) 0%, rgba(10, 35, 66, 0.4) 100%), url('/jia/images/9.jpg');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            margin-bottom: 80px;
        }
        
        .banner-content {
            position: relative;
            max-width: 800px;
            padding: 40px;
            color: var(--light);
            animation: fadeInUp 1s ease;
        }
        
        .banner-content h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            font-weight: 700;
            line-height: 1.2;
            text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
        }
        
        .banner-content p {
            font-size: 1.3rem;
            margin-bottom: 30px;
            max-width: 600px;
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* 服务分类导航 */
        .services-nav {
            background: var(--light);
            padding: 30px 0;
            margin-bottom: 60px;
            box-shadow: var(--shadow-light);
        }
        
        .services-nav-container {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        
        .service-nav-item {
            padding: 12px 25px;
            background: white;
            border-radius: 30px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-light);
            border: 2px solid transparent;
        }
        
        .service-nav-item:hover,
        .service-nav-item.active {
            background: var(--primary);
            color: var(--light);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        
        /* 服务详情区域 */
        .services-detail {
            padding: 60px 0;
            background: var(--light);
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 70px;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 2.8rem;
            color: var(--primary-dark);
            display: inline-block;
            padding-bottom: 15px;
            position: relative;
            font-weight: 700;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 4px;
            background: var(--accent);
        }
        
        .service-category {
            margin-bottom: 80px;
        }
        
        .service-category h3 {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--accent-light);
            display: inline-block;
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 35px;
            margin-bottom: 50px;
        }
        
        .service-card {
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-light);
            transition: all 0.4s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        
        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .service-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        
        .service-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        
        .service-card:hover .service-image img {
            transform: scale(1.1);
        }
        
        .service-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        
        .service-content h4 {
            color: var(--primary-dark);
            margin-bottom: 15px;
            font-size: 1.4rem;
            font-weight: 600;
        }
        
        .service-content p {
            color: #666;
            margin-bottom: 20px;
            line-height: 1.6;
            flex-grow: 1;
        }
        
        .service-features {
            margin: 20px 0;
            padding-left: 20px;
        }
        
        .service-features li {
            color: #555;
            margin-bottom: 8px;
            position: relative;
            padding-left: 25px;
        }
        
        .service-features li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--accent);
            font-weight: bold;
        }
        
        .service-price {
            background: var(--accent-light);
            padding: 10px 15px;
            border-radius: 6px;
            margin: 15px 0;
            font-weight: 600;
            color: var(--primary-dark);
        }
        
        .service-cta {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 12px 25px;
            border-radius: 6px;
            font-weight: 500;
            text-align: center;
            transition: all 0.3s ease;
            margin-top: 15px;
        }
        
        .service-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
        }
        
        /* 服务流程 */
        .service-process {
            padding: 100px 0;
            background: linear-gradient(to bottom, var(--primary-light) 0%, var(--primary) 100%);
            color: var(--light);
            position: relative;
        }
        
        .service-process::before {
            content: '';
            position: absolute;
            top: -50px;
            left: 0;
            width: 100%;
            height: 100px;
            background: var(--primary-light);
            transform: skewY(-2deg);
        }
        
        .service-process .section-title h2 {
            color: var(--light);
        }
        
        .process-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-top: 60px;
        }
        
        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 0;
            width: 100%;
            height: 3px;
            background: rgba(255, 255, 255, 0.3);
            z-index: 1;
        }
        
        .process-step {
            text-align: center;
            position: relative;
            z-index: 2;
            flex: 1;
        }
        
        .step-number {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: bold;
            margin: 0 auto 20px;
            position: relative;
        }
        
        .step-content h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
            font-weight: 600;
        }
        
        .step-content p {
            color: rgba(255, 255, 255, 0.9);
            max-width: 250px;
            margin: 0 auto;
        }
        
        /* 服务承诺 */
        .service-promise {
            padding: 100px 0;
            background: var(--light);
        }
        
        .promise-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .promise-item {
            text-align: center;
            padding: 30px;
            background: white;
            border-radius: 12px;
            box-shadow: var(--shadow-light);
            transition: all 0.3s ease;
        }
        
        .promise-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        
        .promise-icon {
            font-size: 3rem;
            color: var(--accent);
            margin-bottom: 20px;
        }
        
        .promise-item h3 {
            color: var(--primary-dark);
            margin-bottom: 15px;
            font-size: 1.4rem;
        }
        
        .promise-item p {
            color: #666;
            line-height: 1.6;
        }
        
   
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .banner-content h1 {
                font-size: 2.8rem;
            }
        }
        
        @media (max-width: 992px) {
            .banner-content h1 {
                font-size: 2.5rem;
            }
            
            .process-steps {
                flex-direction: column;
                gap: 40px;
            }
            
            .process-steps::before {
                display: none;
            }
            
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: var(--primary-dark);
                flex-direction: column;
                align-items: center;
                justify-content: flex-start;
                padding-top: 50px;
                transition: left 0.4s ease;
                gap: 30px;
            }
            
            .nav-menu.active {
                left: 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .services-banner {
                height: 350px;
            }
        }
        
        @media (max-width: 768px) {
            .logo h1 {
                font-size: 1.6rem;
            }
            
            .banner-content h1 {
                font-size: 2.2rem;
            }
            
            .banner-content p {
                font-size: 1.1rem;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .services-grid,
            .promise-grid {
                grid-template-columns: 1fr;
            }
            
            .services-banner {
                height: 300px;
            }
            
            .services-nav-container {
                flex-direction: column;
                align-items: center;
            }
        }
        
        @media (max-width: 576px) {
            .logo h1 {
                font-size: 1.4rem;
            }
            
            .banner-content {
                padding: 20px;
            }
            
            .banner-content h1 {
                font-size: 1.8rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .services-banner {
                height: 250px;
            }
            

            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .service-category h3 {
                font-size: 1.6rem;
            }
        }