* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }

        body {
            background: #f5f7fa;
            min-height: 100vh;
            padding: 0;
        }

        .header-bg {
            background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
            height: 180px;
            position: relative;
            overflow: hidden;
        }

        .header-bg::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
            animation: rotate 20s linear infinite;
        }

        @keyframes rotate {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        .form-container {
            max-width: 500px;
            margin: -80px auto 30px;
            padding: 0 16px;
            position: relative;
            z-index: 10;
        }

        .form-card {
            background: #ffffff;
            border-radius: 16px;
            padding: 24px 20px 30px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }

        .form-title {
            font-size: 20px;
            font-weight: 700;
            color: #1a2332;
            margin-bottom: 4px;
        }

        .form-subtitle {
            font-size: 14px;
            color: #8895a7;
            margin-bottom: 20px;
        }

        .required-star {
            color: #ff4d4f;
            margin-right: 2px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #1a2332;
            margin-bottom: 6px;
        }

        .form-control {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid #e8ecf1;
            border-radius: 8px;
            font-size: 15px;
            transition: border 0.2s;
            background: #fafbfc;
        }

        .form-control:focus {
            border-color: #1a73e8;
            outline: none;
            background: #fff;
            box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
        }

        .upload-area {
            border: 1px dashed #d0d5dd;
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            transition: all 0.2s;
            background: #fafbfc;
            position: relative;
            overflow: hidden;
        }

        .upload-area:hover {
            border-color: #1a73e8;
            background: #f0f4fe;
        }

        .upload-area i {
            font-size: 24px;
            color: #8895a7;
            display: block;
            margin-bottom: 4px;
        }

        .upload-area span {
            font-size: 14px;
            color: #8895a7;
        }

        .upload-area.has-file {
            border-color: #52c41a;
            background: #f6ffed;
        }

        .checkbox-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .checkbox-item {
            display: flex;
            align-items: center;
            gap: 6px;
            min-width: 140px;
        }

        .checkbox-item input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: #1a73e8;
        }

        .checkbox-item label {
            font-weight: normal;
            margin-bottom: 0;
            cursor: pointer;
            font-size: 14px;
        }

        .radio-group {
            display: flex;
            gap: 20px;
        }

        .radio-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .radio-item input[type="radio"] {
            width: 18px;
            height: 18px;
            accent-color: #1a73e8;
        }

        .radio-item label {
            font-weight: normal;
            margin-bottom: 0;
            cursor: pointer;
        }

        .btn-submit {
            width: 100%;
            padding: 14px;
            background: #1a73e8;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 10px;
        }

        .btn-submit:hover {
            background: #1557b0;
        }

        .btn-submit:disabled {
            background: #a0b8d6;
            cursor: not-allowed;
        }

        .hidden-fields {
            display: none;
        }

        .alert {
            padding: 12px 16px;
            border-radius: 8px;
            margin-top: 16px;
            display: none;
        }

        .alert-success {
            background: #f6ffed;
            border: 1px solid #b7eb8f;
            color: #389e0d;
        }

        .alert-error {
            background: #fff2f0;
            border: 1px solid #ffccc7;
            color: #cf1322;
        }

        /* 弹窗样式 */
        .modal-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            justify-content: center;
            align-items: center;
            overflow-y: auto;
        }

        .modal-overlay.active {
            display: flex;
        }

        .modal-box {
            background: #fff;
            border-radius: 16px;
            padding: 30px 28px 24px;
            max-width: 400px;
            width: 90%;
            text-align: center;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
            animation: modalIn 0.3s ease;
            max-height: 90vh;
            overflow-y: auto;
        }

        @keyframes modalIn {
            from {
                transform: scale(0.9);
                opacity: 0;
            }
            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        .modal-icon {
            font-size: 48px;
            color: #52c41a;
            margin-bottom: 12px;
        }

        .modal-title {
            font-size: 20px;
            font-weight: 700;
            color: #1a2332;
            margin-bottom: 8px;
        }

        .modal-body {
            font-size: 15px;
            color: #4a5a6e;
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .modal-btn {
            padding: 10px 40px;
            background: #1a73e8;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }

        .modal-btn:hover {
            background: #1557b0;
        }

        .order-no {
            font-weight: 700;
            color: #1a73e8;
            font-size: 16px;
        }

        /* 押金提示样式 */
        .deposit-notice {
            margin-top: 8px;
            padding: 10px 14px;
            background: #fff8e1;
            border: 1px solid #ffd54f;
            border-radius: 8px;
            color: #e65100;
            font-size: 14px;
            font-weight: 500;
        }

        .deposit-notice i {
            color: #f57c00;
            margin-right: 6px;
        }

        @media (max-width: 500px) {
            .form-container {
                margin-top: -60px;
            }
            .header-bg {
                height: 140px;
            }
        }

        /* 为 datalist 输入框添加样式 */
        #carModelInput::-webkit-calendar-picker-indicator {
            display: none;
        }

        #carModelInput {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="%238895a7"><path d="M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"/></svg>');
            background-repeat: no-repeat;
            background-position: right 12px center;
            background-size: 18px;
        }

        /* 隐藏字段样式 */
        .hidden-id-field {
            display: none !important;
        }

        /* Excel上传区域样式 */
        .upload-excel-area {
            border: 1px dashed #d0d5dd;
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            transition: all 0.2s;
            background: #fafbfc;
            position: relative;
            cursor: pointer;
        }

        .upload-excel-area:hover {
            border-color: #1a73e8;
            background: #f0f4fe;
        }

        .upload-excel-area.has-file {
            border-color: #52c41a;
            background: #f6ffed;
        }

        /* 上传进度条 */
        .progress-bar-container {
            background: #f0f2f5;
            border-radius: 4px;
            height: 6px;
            overflow: hidden;
        }

        .progress-bar {
            background: linear-gradient(90deg, #1a73e8, #52c41a);
            height: 100%;
            width: 0%;
            transition: width 0.3s ease;
            border-radius: 4px;
        }

        /* 弹窗内按钮样式 */
        .btn-skip {
            width: 100%;
            padding: 10px 40px;
            background: #f0f2f5;
            color: #4a5a6e;
            border: 1px solid #d0d7de;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }

        .btn-skip:hover {
            background: #e8ecf1;
        }

        .btn-upload-excel {
            width: 100%;
            padding: 10px 40px;
            background: #52c41a;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }

        .btn-upload-excel:hover {
            background: #389e0d;
        }

        .btn-upload-excel:disabled {
            background: #b7eb8f;
            cursor: not-allowed;
        }