@charset "utf-8";
    * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --primary-blue: #1a365d;
            --secondary-blue: #2d3748;
            --accent-gold: #d69e2e;
            --accent-red: #c53030;
            --light-blue: #ebf8ff;
            --light-gray: #f7fafc;
            --fresh-green: #e6fff5;
            --fresh-blue: #f0f9ff;
            --fresh-white: #ffffff;
            --text-dark: #2d3748;
            --text-light: #718096;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 核心优势板块 */
        .advantages-section {
            padding: 100px 0 80px;
            background: linear-gradient(135deg, #f8fafc 0%, #e6fffa 100%);
            position: relative;
            overflow: hidden;
        }
        
        .advantages-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-red));
        }
        
        .section-header {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-header h2 {
            font-size: 2.8rem;
            color: var(--primary-blue);
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
        }
        
        .section-header h2::after {
            content: '';
            position: absolute;
            width: 100px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-red));
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }
        
        .section-header p {
            font-size: 1.2rem;
            color: var(--text-light);
            max-width: 800px;
            margin: 30px auto 0;
            line-height: 1.6;
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        
        .advantage-card {
            background: white;
            border-radius: 15px;
            padding: 40px 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
            border: 1px solid #e2e8f0;
        }
        
        .advantage-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: linear-gradient(to bottom, var(--accent-gold), var(--accent-red));
            transition: width 0.4s ease;
        }
        
        .advantage-card:hover::before {
            width: 8px;
        }
        
        .advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }
        
        .advantage-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--light-blue), #c6f6d5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            position: relative;
        }
        
        .advantage-icon i {
            font-size: 2.2rem;
            background: linear-gradient(45deg, var(--accent-gold), var(--accent-red));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .advantage-card h3 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-weight: 700;
        }
        
        .advantage-card p {
            color: var(--text-light);
            line-height: 1.6;
            font-size: 1.05rem;
        }
        
        /* 业务领域板块 - 修改为清新背景 */
        .areas-section {
            padding: 100px 0;
            background: linear-gradient(135deg, var(--fresh-green) 0%, var(--fresh-blue) 100%);
            position: relative;
        }
        
        .areas-section .section-header h2 {
            color: var(--primary-blue);
        }
        
        .areas-section .section-header p {
            color: var(--text-light);
        }
        
        .areas-section .section-header h2::after {
            background: linear-gradient(90deg, var(--accent-gold), #4CAF50);
        }
        
        .areas-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin-top: 50px;
        }
        
        .area-card {
            background: var(--fresh-white);
            border-radius: 12px;
            padding: 30px 25px;
            border: 1px solid rgba(220, 220, 220, 0.3);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
        }
        
        .area-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(76, 175, 80, 0.05), rgba(33, 150, 243, 0.05));
            opacity: 0;
            transition: opacity 0.4s ease;
        }
        
        .area-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            border-color: rgba(76, 175, 80, 0.3);
        }
        
        .area-card:hover::before {
            opacity: 1;
        }
        
        .area-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }
        
        .area-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, #4CAF50, #2196F3);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
        }
        
        .area-icon i {
            font-size: 1.5rem;
            color: white;
        }
        
        .area-header h3 {
            font-size: 1.3rem;
            color: var(--text-dark);
            font-weight: 600;
        }
        
        .area-content {
            color: var(--text-dark);
            line-height: 1.6;
            font-size: 1rem;
        }
        
        .area-features {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(0, 0, 0, 0.08);
        }
        
        .feature-item {
            display: flex;
            align-items: center;
            margin-bottom: 8px;
            color: var(--text-dark);
            font-size: 0.95rem;
        }
        
        .feature-item i {
            color: #4CAF50;
            margin-right: 10px;
            font-size: 0.8rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 2.2rem;
            }
            
            .advantages-grid,
            .areas-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .advantage-card,
            .area-card {
                padding: 30px 20px;
            }
            
            .phone-number {
                font-size: 1.2rem;
                padding: 12px 25px;
            }
        }
        
        @media (max-width: 480px) {
            .section-header h2 {
                font-size: 1.8rem;
            }
            
            .advantage-icon {
                width: 60px;
                height: 60px;
            }
            
            .advantage-icon i {
                font-size: 1.8rem;
            }
            
            .area-header {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .area-icon {
                margin-bottom: 15px;
            }
        }