/* 流程展示 */
        .process-flow {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-top: 30px;
        }
        
        .process-step {
            flex: 0 0 18%;
            text-align: center;
            margin-bottom: 20px;
        }
        
        .process-icon {
            width: 80px;
            height: 80px;
            background-color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 10px;
            color: white;
            font-size: 1.5rem;
        }
        
        .process-step p {
            font-size: 0.9rem;
            color: var(--dark);
        }