/* 公共 Footer 样式 */
.admin-footer {
    background: white;
    border-top: 1px solid #e4e7ed;
    padding: 15px 30px;
    text-align: center;
    margin-top: auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

.footer-content {
    color: #909399;
    font-size: 12px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

.footer-content a {
    color: #409eff;
    text-decoration: none;
    margin: 0 5px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

.footer-content a:hover {
    text-decoration: underline;
}

.footer-content .copyright {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: #909399;
    font-size: 12px;
}

/* —— 全局体验：列表空态 / 页面加载遮罩（各页可复用 class） —— */
.admin-empty-hint {
    padding: 48px 24px;
    text-align: center;
    color: #909399;
    font-size: 14px;
    background: #fafafa;
    border: 1px dashed #dcdfe6;
    border-radius: 8px;
    margin: 16px 0;
}

.admin-page-loading {
    position: relative;
    min-height: 120px;
}

.admin-page-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.65);
    z-index: 50;
}

.admin-page-loading::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 36px;
    height: 36px;
    margin: -18px 0 0 -18px;
    border: 3px solid #e4e7ed;
    border-top-color: #409eff;
    border-radius: 50%;
    animation: admin-spin 0.8s linear infinite;
    z-index: 51;
}

@keyframes admin-spin {
    to { transform: rotate(360deg); }
}