/* ============================================
   表单样式
   ============================================ */

.form-section {
    margin-bottom: 24px;
}

.form-section h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
}

.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group small {
    font-size: 12px;
    color: #888;
}

.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    background: #fafafa;
    transition: all 0.2s;
    cursor: pointer;
}

.upload-zone:hover {
    border-color: var(--primary-color);
    background: #e6f7ff;
}

.upload-zone.drag-over {
    border-color: var(--primary-color);
    background: #e6f7ff;
    transform: scale(1.02);
}

.upload-zone .icon {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.upload-zone p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.upload-zone .hint {
    font-size: 12px;
    color: #999;
}

.upload-preview {
    margin-top: 16px;
    padding: 16px;
    background: #f0f0f0;
    border-radius: var(--radius);
}

.upload-preview .file-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.upload-preview .file-icon {
    font-size: 24px;
}

.upload-preview .file-name {
    font-weight: 500;
    color: var(--text-color);
}

.upload-preview .file-size {
    font-size: 12px;
    color: #999;
}

.upload-preview .remove-file {
    margin-left: auto;
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    font-size: 18px;
}

.upload-preview .remove-file:hover {
    color: var(--error-color);
}

.validation-result {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--radius);
    border-left: 4px solid;
    background: #fafafa;
    min-height: 48px;
}

.validation-result.hidden {
    display: none;
}

.validation-result.success {
    background: #f6ffed;
    border-color: var(--success-color);
}

.validation-result.error {
    background: #fff2f0;
    border-color: var(--error-color);
}

.validation-result.warning {
    background: #fffbe6;
    border-color: var(--warning-color);
}

.validation-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    margin-bottom: 12px;
}

.validation-result.success .validation-header {
    color: var(--success-color);
}

.validation-result.error .validation-header {
    color: var(--error-color);
}

.validation-result.warning .validation-header {
    color: var(--warning-color);
}

.errors-list,
.warnings-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.errors-list li,
.warnings-list li {
    padding: 8px 12px;
    margin-bottom: 4px;
    background: rgba(255,255,255,0.5);
    border-radius: 4px;
    font-size: 13px;
}