.container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
            color: #1a3a6c;
        }
        
        .section-title h2 {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        
        .section-title p {
            font-size: clamp(1rem, 2vw, 1.2rem);
            color: #666;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .pain-points-container {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: center;
        }
        
        .pain-points-column, .solutions-column {
            flex: 1;
            min-width: 320px;
            background: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            display: flex;
            flex-direction: column;
        }
        
        .column-title {
            font-size: clamp(1.3rem, 3vw, 1.5rem);
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid #eee;
            color: #1a3a6c;
        }
        
        .pain-points-column .column-title {
            color: #c23b3b;
        }
        
        .solutions-column .column-title {
            color: #2a7a3a;
        }
        
        .point-item, .solution-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
            padding: 15px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }
        
        .point-item:hover {
            background-color: #fff5f5;
        }
        
        .solution-item:hover {
            background-color: #f5fff5;
        }
        
        .point-icon, .solution-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .point-icon {
            background-color: #ffeaea;
            color: #c23b3b;
        }
        
        .solution-icon {
            background-color: #e8f5e9;
            color: #2a7a3a;
        }
        
        .point-content, .solution-content {
            flex: 1;
        }
        
        .point-content h3, .solution-content h3 {
            margin-bottom: 8px;
            font-size: clamp(1rem, 2.5vw, 1.2rem);
            line-height: 1.4;
        }
        
        .point-content p, .solution-content p {
            color: #666;
            font-size: clamp(0.85rem, 2vw, 0.95rem);
            line-height: 1.5;
        }
        
        .arrow-indicator {
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 10px 0;
            color: #1a3a6c;
            font-size: 1.5rem;
        }
        
        .highlight {
            color: #2B73DA;
            font-weight: bold;
            font-size: 1.1em;
        }
        
        /* 移动端优化 */
        @media (max-width: 768px) {
            body {
                padding: 15px;
            }
            
            .container {
                padding: 0 10px;
            }
            
            .section-title {
                margin-bottom: 30px;
            }
            
            .pain-points-container {
                flex-direction: column;
                gap: 20px;
            }
            
            .pain-points-column, .solutions-column {
                padding: 20px 15px;
                width: 100%;
            }
            
            .point-item, .solution-item {
                flex-direction: column;
                text-align: center;
                padding: 15px 10px;
            }
            
            .point-icon, .solution-icon {
                margin-right: 0;
                margin-bottom: 10px;
                align-self: center;
            }
            
            .arrow-indicator {
                transform: rotate(90deg);
                margin: 5px 0;
            }
            
            .column-title {
                text-align: center;
            }
        }
        
        @media (max-width: 480px) {
            .point-item, .solution-item {
                padding: 12px 8px;
            }
            
            .point-icon, .solution-icon {
                width: 35px;
                height: 35px;
                font-size: 0.9rem;
            }
            
            .highlight {
                font-size: 1em;
            }
        }