* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: Arial, sans-serif;
            background-color: #f5f5f5;
            color: #333;
        }
        
        .container {
            max-width: 930px;
            margin: 0 auto;
            padding: 50px 20px;
        }
        
        .biaoti {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .biaoti h1 {
            font-size: 28px;
            color: #333;
            margin-bottom: 10px;
        }
        
        .biaoti p {		
            font-size: 16px;
            color: #666;
        }
        
        .service-process {
            text-align: center;
            margin-bottom: 20px;
            color: #1E90FF;
            font-size: 14px;
        }
        
        .process-steps {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            position: relative;
            margin-top: 40px;
        }
        
        .step {
            position: relative;
            z-index: 2;
            flex: 0 0 30%;
            text-align: center;
            margin-bottom: 80px;
        }
        
        /* 第一行水平连接线 */
        .step:nth-child(1)::after,
        .step:nth-child(2)::after {
            content: '';
            position: absolute;
            top: 20px;
            right: -59%;
            width: 100%;
            height: 2px;
            background-color: #1E90FF;
            z-index: 1;
        }
        
        /* 3到4的连接线 */
        /* .step:nth-child(3)::after {
            content: '';
            position: absolute;
            top: 20px;
            left: 50%;
            width: 2px;
            height: 80px;
            background-color: #1E90FF;
            z-index: 1;
        }
        
        .step:nth-child(4)::before {
            content: '';
            position: absolute;
            top: -60px;
            left: 50%;
            width: 2px;
            height: 60px;
            background-color: #1E90FF;
            z-index: 1;
        } */
        
        /* 第二行水平连接线 */
        .step:nth-child(4)::after,
        .step:nth-child(5)::after {
            content: '';
            position: absolute;
            top: 20px;
            right: -59%;
            width: 100%;
            height: 2px;
            background-color: #1E90FF;
            z-index: 1;
        }
        
        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: #1E90FF;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: bold;
            margin: 0 auto 15px;
        }
        
        .step-title {
            font-size: 16px;
            font-weight: bold;
            margin-bottom: 10px;
            color: #333;
        }
        
        .step-description {
            font-size: 14px;
            color: #666;
            line-height: 1.4;
        }
        
        @media (max-width: 768px) {
            .process-steps {
                flex-direction: column;
                align-items: center;
            }
            
            .process-steps::before {
                display: none;
            }
            
            .step {
                margin-bottom: 30px;
                width: 100%;
            }
        }

		.form-box {
            max-width: 900px;
            margin: 0 auto;
            background: #fff;
            padding: 30px;
            border-radius: 8px;
        }
        /* 标题 */
        .form-title {
            display: none; /* 参考图无大标题，隐藏 */
        }
        /* 行容器：两列布局核心 */
        .form-row {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }
        /* 表单组：适配两列/单列 */
        .form-group {
            flex: 1;
            margin-bottom: 20px;
        }
        /* 通栏组（故障描述等） */
        .form-group.full-width {
            flex: 100%;
        }
        /* 标签样式 */
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: #333;
            font-size: 14px;
        }
        .required {
            color: #f5222d;
            margin-left: 2px;
        }
        /* 输入框样式（贴近参考图） */
        .input-control {
            width: 100%;
            padding: 10px 12px;
            border: 1px solid #d9d9d9;
            border-radius: 4px;
            font-size: 14px;
            transition: border-color 0.2s;
            background: #fff;
        }
        .input-control:focus {
            border-color: #40a9ff;
            outline: none;
        }
        /* 文本域样式 */
        textarea.input-control {
            min-height: 80px;
            resize: vertical;
            line-height: 1.5;
        }
        /* 分组标题（弱化，贴近参考图） */
        .form-section {
            display: none; /* 参考图无分组标题，隐藏 */
        }
        /* 复选框样式 */
        .checkbox-label {
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            font-size: 14px;
            color: #333;
            margin-bottom: 10px;
        }
        .checkbox-label input {
            width: 16px;
            height: 16px;
            cursor: pointer;
        }
        /* 提交按钮（完全匹配参考图） */
        .submit-btn {
            width: 100%;
            padding: 12px 0;
            background: #1890ff;
            color: #fff;
            border: none;
            border-radius: 4px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-top: 10px;
        }
        .submit-btn:hover {
            background: #096dd9;
        }
        /* 响应式：移动端自动改为单列 */
        @media (max-width: 768px) {
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            .form-box {
                padding: 20px;
            }
        }