/**
 * 表单组件样式文件
 * 
 * @file forms.css
 * @description 统一管理系统中所有表单相关样式，包括输入框、选择器、日期选择器等
 * @author CodeBuddy
 * @created 2025-01-12
 * @version 1.0.0
 * 
 * 功能模块：
 * - 基础表单样式
 * - 输入框组件
 * - 选择器组件
 * - 日期时间选择器
 * - 文件上传组件
 * - 表单验证样式
 * - 表单布局系统
 * - 响应式表单设计
 */

/* ========================================
   CSS变量定义 - 表单主题色彩系统
   ======================================== */
:root {
    /* 表单颜色 */
    --form-bg: rgba(255, 255, 255, 0.95);
    --form-border: rgba(0, 0, 0, 0.2);
    --form-border-focus: #ff9900;
    --form-text: #333333;
    --form-placeholder: #565959;
    
    /* 表单状态颜色 */
    --form-success: #28a745;
    --form-warning: #ffc107;
    --form-error: #dc3545;
    --form-info: #17a2b8;
    
    /* 表单尺寸 */
    --form-border-radius: 10px;
    --form-padding: 12px 15px;
    --form-font-size: 15px;
    --form-line-height: 1.5;
    
    /* 表单阴影 */
    --form-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), inset 0 1px 2px rgba(0, 0, 0, 0.05);
    --form-shadow-focus: 0 0 0 3px rgba(255, 153, 0, 0.15), 0 2px 6px rgba(0, 0, 0, 0.1);
    --form-shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.12), inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ========================================
   基础表单样式
   ======================================== */

/* 表单容器 */
.form {
    width: 100%;
    max-width: 100%;
}

/* 表单组 */
.form-group {
    margin-bottom: 20px;
    position: relative;
}

/* 表单行布局 */
.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* 表单标签 */
.form-group label,
.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--form-text);
    font-size: 16px;
}

/* 必填标记 */
.required-star {
    color: var(--form-error);
    margin-right: 5px;
}

/* ========================================
   输入框组件
   ======================================== */

/* 基础输入框样式 */
.form-control {
    width: 100%;
    padding: var(--form-padding);
    border: 2px solid var(--form-border);
    border-radius: var(--form-border-radius);
    font-size: var(--form-font-size);
    background-color: var(--form-bg);
    color: var(--form-text);
    transition: all 0.2s ease;
    line-height: var(--form-line-height);
    box-shadow: var(--form-shadow);
    outline: none;
}

/* 输入框占位符样式 */
.form-control::placeholder {
    color: var(--form-placeholder);
    opacity: 1;
}

/* 输入框聚焦状态 */
.form-control:focus {
    border-color: var(--form-border-focus);
    box-shadow: var(--form-shadow-focus);
    background-color: #fefefe;
}

/* 输入框悬停状态 */
.form-control:hover {
    border-color: #aaaaaa;
    box-shadow: var(--form-shadow-hover);
}

/* 输入框禁用状态 */
.form-control:disabled {
    background-color: #f8f9fa;
    border-color: #dee2e6;
    color: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

/* 只读状态 - 但日历输入框除外，同时排除ISA详情窗口的特殊只读字段 */
.form-control[readonly]:not(.flatpickr-input):not([type="date"]):not([type="datetime-local"]):not(.readonly-field) {
    background-color: #f8f9fa;
    border-color: #dee2e6;
    color: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

/* ISA详情窗口只读字段特殊处理 - 确保不被通用样式覆盖 */
.isa-detail-modal .readonly-field,
.isa-detail-modal input.readonly-field,
#isaDetailModal .readonly-field,
#isaDetailModal input.readonly-field {
    background-color: #f5f5f5 !important;
    color: #666666 !important;
    cursor: not-allowed !important;
    border: 1px solid #e6e6e6 !important;
    opacity: 1 !important;
    font-weight: 500 !important;
    user-select: none !important;
    -webkit-user-select: none !important;
    pointer-events: none !important;
}

/* ISA详情窗口只读字段聚焦和悬停状态 */
.isa-detail-modal .readonly-field:focus,
.isa-detail-modal .readonly-field:hover,
#isaDetailModal .readonly-field:focus,
#isaDetailModal .readonly-field:hover {
    background-color: #f5f5f5 !important;
    color: #666666 !important;
    border-color: #e6e6e6 !important;
    outline: none !important;
    box-shadow: none !important;
    cursor: not-allowed !important;
}

/* 日历输入框特殊处理 - 确保显示为正常可编辑状态 */
.form-control.flatpickr-input,
.form-control[type="date"],
.form-control[type="datetime-local"],
input.flatpickr-input,
input[type="date"],
input[type="datetime-local"] {
    background-color: var(--form-bg) !important;
    color: var(--form-text) !important;
    cursor: pointer !important;
    opacity: 1 !important;
}

/* 日历输入框readonly状态也保持正常外观 */
.form-control.flatpickr-input[readonly],
.form-control[type="date"][readonly],
.form-control[type="datetime-local"][readonly],
input.flatpickr-input[readonly],
input[type="date"][readonly],
input[type="datetime-local"][readonly] {
    background-color: var(--form-bg) !important;
    color: var(--form-text) !important;
    cursor: pointer !important;
    opacity: 1 !important;
    border-color: var(--form-border) !important;
}

/* 文本域样式 */
textarea.form-control {
    resize: vertical;
    min-height: 300px;
}

/* ========================================
   选择器组件
   ======================================== */

/* 基础选择器样式 */
select.form-control {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23007bff' viewBox='0 0 12 12'%3E%3Cpath d='M3.5 5l2.5 2.5L8.5 5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    cursor: pointer;
    padding-right: 40px;
}

/* 选择器选项样式 */
select.form-control option {
    padding: 18px 16px;
    height: 55px;
    line-height: 55px;
    font-size: 16px;
    background-color: var(--form-bg);
    color: var(--form-text);
    margin: 4px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    cursor: pointer;
}

/* 选择器选项悬停效果 */
select.form-control option:hover {
    background-color: rgba(255, 153, 0, 0.2);
    color: var(--form-border-focus);
}

/* 自定义选择器包装器 */
.select-wrapper {
    position: relative;
    width: 100%;
}

.select-wrapper:after {
    content: "";
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #fff;
    pointer-events: none;
}

.select-wrapper select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 100%;
    padding-right: 30px;
    background: rgba(255, 255, 255, 0.08);
}

/* ========================================
   日期时间选择器
   ======================================== */

/* 日期选择器容器 */
.date-time-range {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    position: relative;
    width: 100%;
}

.date-picker-wrapper {
    position: relative;
    flex: 1;
    min-width: 180px;
}

.date-time-picker {
    position: relative;
    width: 100%;
}

/* 日期输入框样式 */
.date-picker,
input[type="date"],
input[type="datetime-local"] {
    padding-right: 35px;
    width: 100%;
    cursor: pointer;
    background: var(--form-bg) !important;
    transition: all 0.3s ease;
}

.date-picker:hover,
input[type="date"]:hover,
input[type="datetime-local"]:hover {
    background: #ffffff !important;
    border-color: var(--form-border-focus) !important;
}

/* 时间选择器样式 */
.time-picker {
    width: 85px;
    background: var(--form-bg) !important;
    cursor: pointer;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23ff9900' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    padding-right: 30px;
    transition: all 0.3s ease;
}

.time-picker:hover {
    border-color: var(--form-border-focus);
}

.time-picker:focus {
    border-color: var(--form-border-focus);
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 153, 0, 0.15);
}

.time-picker option {
    background: var(--dark, #131a22);
    color: #fff;
    padding: 10px;
}

/* 日历图标 */
.calendar-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--form-border-focus);
    pointer-events: none;
    z-index: 5;
}

/* 范围分隔符 */
.range-separator {
    color: #fff;
    font-weight: 500;
    flex-shrink: 0;
}

/* 精确小时复选框 */
.precise-hour-checkbox {
    display: flex;
    align-items: center;
    margin-left: 15px;
}

.precise-hour-checkbox input {
    margin-right: 8px;
}

.precise-hour-checkbox label {
    margin: 0;
    font-size: 14px;
}

/* 浏览器原生日历选择器 */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    opacity: 1 !important;
    position: absolute !important;
    right: 12px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 20px !important;
    height: 20px !important;
    cursor: pointer !important;
    color: var(--form-border-focus) !important;
    background: transparent !important;
    pointer-events: auto !important;
    z-index: 10 !important;
}

/* ========================================
   输入框组合组件
   ======================================== */

/* 带按钮的输入框 */
.input-with-button {
    display: flex;
    gap: 5px;
}

.input-with-button .form-control {
    flex: 1;
}

/* 带信息图标的输入框 */
.input-with-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.input-with-info .select-wrapper {
    flex: 1;
}

.info-icon {
    color: #3498db;
    cursor: help;
    font-size: 18px;
}

/* 数字输入组 */
.number-input-group {
    display: flex;
    width: 150px;
}

.number-input {
    width: 70px;
    text-align: center;
    border-radius: 0;
    border-left: none;
    border-right: none;
}

.number-input::-webkit-inner-spin-button,
.number-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* ========================================
   文件上传组件
   ======================================== */

/* 文件上传包装器 */
.file-upload-wrapper {
    position: relative;
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 隐藏的文件输入框 */
.file-upload-input {
    position: absolute;
    left: -9999px;
    opacity: 0;
    visibility: hidden;
}

/* 文件上传按钮 */
.file-upload-btn {
    padding: 11px 18px;
    border-radius: var(--form-border-radius);
    cursor: pointer;
    font-size: var(--form-font-size);
    transition: all 0.12s ease;
    background: var(--form-border-focus);
    border: 1px solid rgba(0, 0, 0, 0.08);
    color: #000000;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    line-height: 1;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.4);
}

.file-upload-btn i {
    color: #000000;
    font-size: 16px;
}

.file-upload-btn:hover {
    background: #ff7700;
    border-color: rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
}

/* 文件上传标签 */
.file-upload-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.95);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 240px;
    display: inline-block;
    vertical-align: middle;
    margin-left: 6px;
}

/* ========================================
   表单验证样式
   ======================================== */

/* 表单错误样式 */
.form-error {
    color: var(--form-error);
    font-size: 14px;
    margin-top: 5px;
    padding: 8px 12px;
    background-color: rgba(231, 76, 60, 0.15);
    border-radius: 4px;
}

/* 表单成功样式 */
.form-success {
    color: var(--form-success);
    font-size: 14px;
    margin-top: 5px;
    padding: 8px 12px;
    background-color: rgba(40, 167, 69, 0.15);
    border-radius: 4px;
}

/* 表单警告样式 */
.form-warning {
    color: var(--form-warning);
    font-size: 14px;
    margin-top: 5px;
    padding: 8px 12px;
    background-color: rgba(255, 193, 7, 0.15);
    border-radius: 4px;
}

/* 表单信息样式 */
.form-info {
    color: var(--form-info);
    font-size: 14px;
    margin-top: 5px;
    padding: 8px 12px;
    background-color: rgba(23, 162, 184, 0.15);
    border-radius: 4px;
}

/* 输入框验证状态 */
.form-control.is-valid {
    border-color: var(--form-success);
    box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.15);
}

.form-control.is-invalid {
    border-color: var(--form-error);
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.15);
}

.form-control.is-warning {
    border-color: var(--form-warning);
    box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.15);
}

/* ========================================
   表单提示和帮助文本
   ======================================== */

/* 表单提示文字 */
.form-text {
    font-size: 12px;
    color: #6c757d;
    margin-top: 4px;
}

/* 表单信息文本 */
.form-info-text {
    margin: 5px 0 15px;
    padding: 8px 10px;
    border-radius: 4px;
    background-color: rgba(255, 193, 7, 0.1);
    border-left: 3px solid #ffc107;
}

/* 信息文本 */
.info-text {
    margin-top: 5px;
    color: #e67e22;
    font-size: 13px;
}

.info-text i {
    margin-right: 5px;
}

/* ========================================
   表单布局系统
   ======================================== */

/* 表单部分 */
.form-section {
    margin-bottom: 30px;
}

.form-section h4 {
    color: var(--form-border-focus);
    font-size: 18px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
}

/* 表单结果区域 */
.form-result {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--form-border-radius);
    padding: 15px;
    margin-top: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 表单检查框 */
.form-check {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
}

.form-check-input {
    margin-right: 10px;
}

/* ========================================
   复选框和单选框组件
   ======================================== */

/* 复选框容器 */
.checkbox-container {
    display: flex !important;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: var(--form-text);
    margin-bottom: 0 !important;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    display: none;
}

/* 自定义复选框样式 */
.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.2s ease;
    background-color: transparent;
}

.checkbox-container:hover .checkmark {
    border-color: var(--form-border-focus);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark {
    background-color: var(--form-border-focus);
    border-color: var(--form-border-focus);
}

.checkbox-container input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid #000000;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* 批量复选框样式 */
.batch-checkbox,
.po-row-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    background-color: transparent;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
    margin: 0;
}

.batch-checkbox:hover,
.po-row-checkbox:hover {
    border-color: var(--form-border-focus);
    box-shadow: 0 0 8px rgba(255, 153, 0, 0.3);
    transform: scale(1.05);
}

.batch-checkbox:checked,
.po-row-checkbox:checked {
    background-color: var(--form-border-focus);
    border-color: var(--form-border-focus);
    box-shadow: 0 0 12px rgba(255, 153, 0, 0.4);
}

.batch-checkbox:checked::after,
.po-row-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid #000000;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    animation: checkmark 0.2s ease-in-out;
}

@keyframes checkmark {
    0% {
        opacity: 0;
        transform: rotate(45deg) scale(0);
    }
    100% {
        opacity: 1;
        transform: rotate(45deg) scale(1);
    }
}

/* ========================================
   自定义下拉组件
   ======================================== */

/* 自定义选择器 */
.custom-select {
    position: relative;
    display: inline-block;
}

.custom-select-btn {
    background: var(--form-bg);
    border: 1.5px solid var(--form-border);
    color: var(--form-text);
    border-radius: var(--form-border-radius);
    padding: 10px 16px;
    font-size: var(--form-font-size);
    outline: none;
    min-width: 120px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.custom-select-btn:hover {
    border-color: var(--form-border-focus);
    background: rgba(255, 153, 0, 0.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.custom-select-btn.active {
    border-color: var(--form-border-focus);
    box-shadow: 0 0 0 2px rgba(255, 153, 0, 0.15);
}

.custom-select-arrow {
    color: var(--form-border-focus);
    transition: transform 0.2s;
}

.custom-select-btn.active .custom-select-arrow {
    transform: rotate(180deg);
}

.custom-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--form-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--form-border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    display: none;
    margin-top: 4px;
}

.custom-select-dropdown.show {
    display: block;
}

.custom-select-option {
    padding: 10px 16px;
    cursor: pointer;
    color: var(--form-text);
    transition: background 0.2s;
}

.custom-select-option:hover {
    background: rgba(255, 153, 0, 0.15);
}

.custom-select-option.selected {
    background: rgba(255, 153, 0, 0.25);
    color: var(--form-border-focus);
}

/* ========================================
   筛选输入框组件
   ======================================== */

/* PO筛选输入框 */
.po-filter-input,
.po-filter-select {
    background: var(--form-bg);
    border: 1.5px solid var(--form-border);
    color: var(--form-text);
    border-radius: var(--form-border-radius);
    padding: 10px 16px;
    font-size: var(--form-font-size);
    outline: none;
    transition: border 0.2s, box-shadow 0.2s;
    margin-right: 8px;
    height: 40px;
}

.po-filter-input:focus,
.po-filter-select:focus {
    border: 1.5px solid var(--form-border-focus);
    box-shadow: 0 0 0 2px rgba(255, 153, 0, 0.15);
}

.po-filter-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg fill="%23ff9900" height="18" viewBox="0 0 24 24" width="18" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 18px 18px;
    padding-right: 36px;
}

/* ========================================
   浏览器兼容性处理
   ======================================== */

/* 自动填充样式重置 */
.form-control:-webkit-autofill,
.form-control:-webkit-autofill:hover,
.form-control:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0px 1000px var(--form-bg) inset;
    -webkit-text-fill-color: var(--form-text);
    transition: background-color 5000s ease-in-out 0s;
}

/* 防止日期选择器样式被覆盖 */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    opacity: 0;
    position: absolute;
    right: 0;
    top: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* ========================================
   响应式设计
   ======================================== */

/* 移动端优化 */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 15px;
    }
    
    .form-control {
        font-size: 16px; /* 防止iOS缩放 */
        padding: 12px;
        border-radius: 8px;
    }
    
    .date-time-range {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    
    .date-picker-wrapper {
        min-width: auto;
    }
    
    .time-picker {
        width: 100%;
    }
    
    .file-upload-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .file-upload-label {
        max-width: none;
        text-align: center;
    }
}

/* 小屏幕设备 */
@media (max-width: 480px) {
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-control {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .form-group label {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    .custom-select-btn {
        padding: 8px 12px;
        font-size: 14px;
    }
}

/* iOS Safari 特殊优化 */
@supports (-webkit-touch-callout: none) {
    /* 修复iOS输入框缩放问题 */
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    textarea,
    select {
        font-size: 16px !important; /* 防止iOS自动缩放 */
    }
}

/* ========================================
   表单操作按钮容器
   ======================================== */

/* 表单操作按钮容器样式 */
.form-actions {
    display: flex;
    justify-content: flex-end; /* 按钮靠右对齐 */
    align-items: center;
    gap: 12px; /* 按钮之间的间距 */
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 响应式设计 */
@media (max-width: 480px) {
    .form-actions {
        flex-direction: column-reverse; /* 移动端垂直排列，取消按钮在下 */
        gap: 8px;
    }
    
    .form-actions .btn {
        width: 100%; /* 移动端按钮全宽 */
    }
}

/* ========================================
   可访问性优化
   ======================================== */

/* 减少动画效果 */
@media (prefers-reduced-motion: reduce) {
    .form-control,
    .custom-select-btn,
    .file-upload-btn,
    .checkmark {
        transition: none !important;
        animation: none !important;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .form-control {
        border-width: 2px;
        border-color: #000000;
    }
    
    .form-control:focus {
        border-color: #0000ff;
        box-shadow: 0 0 0 2px #0000ff;
    }
}

/* ========================================
   打印样式优化
   ======================================== */
@media print {
    .form-control,
    .custom-select-btn {
        background: transparent !important;
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
    
    .file-upload-btn {
        display: none !important;
    }
}