/* 移动端深度优化版 - 修复联动与错位 */
@media screen and (max-width: 768px) {
    body, html {
        overflow-x: hidden;
        width: 100%;
    }

    /* 头部布局 */
    .head {
        width: 100% !important;
        height: auto !important;
        padding: 20px 0 10px 0 !important;
        background: linear-gradient(180deg, #0056b3 0%, #004494 100%) !important;
        display: block !important;
    }

    .head .tit {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        margin-bottom: 20px !important;
    }
    .head .tit img {
        width: 45px !important;
        height: auto !important;
        margin-bottom: 8px !important;
    }

    /* 导航菜单：2排3个 (Grid 布局) */
    .head .nav {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 10px !important;
        width: 94% !important;
        margin: 0 auto !important;
        padding: 0 !important;
        height: auto !important;
    }

    .head .nav a {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        background: rgba(255, 255, 255, 0.12) !important;
        border: 1px solid rgba(255, 255, 255, 0.2) !important;
        border-radius: 8px !important;
        padding: 10px 0 !important;
        position: static !important;
        float: none !important;
        margin: 0 !important;
        cursor: pointer !important;
        pointer-events: auto !important; /* 确保可点击 */
    }

    .head .nav a img {
        width: 30px !important;
        height: 30px !important;
        margin-bottom: 5px !important;
    }

    .head .nav a p {
        font-size: 11px !important;
        color: #fff !important;
    }

    .head .nav a.on {
        background: rgba(255, 255, 255, 0.25) !important;
        border-color: #fff !important;
    }
    .head .nav a.on:after {
        display: none !important;
    }

    /* 表单区域：修复联动失效与错位 */
    .main {
        padding: 10px !important;
    }
    .main .form {
        width: 100% !important;
        background: #fff !important;
        border-radius: 12px !important;
        padding: 15px !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1) !important;
        height: auto !important;
    }

    /* 表单标题 */
    .main .form h4 {
        background: #f1f3f5 !important;
        color: #333 !important;
        padding: 12px !important;
        font-size: 14px !important;
        border-radius: 6px !important;
        margin-bottom: 20px !important;
        line-height: 1.4 !important;
        text-align: center !important;
        height: auto !important;
    }
    .main .form label  {
         line-height: 12px !important;
         padding-left:20px !important;
    }

    /* 修复表单项错位：不要使用 display: block !important */
    .main .form .item {
        margin-bottom: 18px !important;
        position: relative !important;
        width: 100% !important;
        /* 这里不强制 display，允许 JS 的 show/hide 生效 */
    }

    /* 标签改为在上方显示 */
    .main .form .item h5 {
        position: static !important;
        display: block !important;
        width:20% !important;
        text-align: left !important;
        font-size: 14px !important;
        color: #666 !important;
        margin-bottom: 8px !important;
        height: auto !important;
        line-height: 30px !important;
        background: none !important;
        float: none !important;
    }

    /* 输入框容器 */
    .main .form .print {
        width: 100% !important;
        height: 44px !important;
       
        border-radius: 6px !important;
        display: flex !important;
        align-items: center !important;
        padding: 0 12px !important;
        box-sizing: border-box !important;
        position: relative !important;
        float: none !important;
    }

    .main .form .print i {
        position: static !important;
        margin-right: 5px !important;
        color: #e4393c !important;
        font-style: normal !important;
    }

    .main .form .input {
        flex: 1 !important;
        height: 100% !important;
        font-size: 14px !important;
        border: none !important;
        background: none !important;
        outline: none !important;
        width: 100% !important;
        padding: 0 !important;
    }
    

    /* 类型选择适配 */
    .trademarkType {
        display: flex !important;
        flex-wrap: wrap !important;
        padding: 5px 0 !important;
    }
    .trademarkType label {
        margin: 0 8px 8px 0 !important;
        padding: 4px 12px !important;
        background: #f8f9fa !important;
       
        border-radius: 15px !important;
        font-size: 12px !important;
    }
     .head .tit .txt h3 {
         text-align: center;
        font-size:29px !important;
    }
    .head .tit .txt h5 {
        font-size:10px !important;
    }
   

    /* 按钮 */
    .main .form .btn {
        margin-top: 20px !important;
        display: flex !important;
        justify-content: space-between !important;
        height: auto !important;
    }
    .main .form .btn a {
        width: 48% !important;
        height: 42px !important;
        line-height: 42px !important;
        border-radius: 21px !important;
        font-size: 14px !important;
        text-align: center !important;
        float: none !important;
    }
}