* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: #f0f2f5;
  color: #333;
  min-height: 100vh;
}

/* 登录页面 */
.login-container {
  max-width: 400px;
  margin: 100px auto;
  padding: 40px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.login-header {
  text-align: center;
  margin-bottom: 30px;
}

.login-header h1 {
  font-size: 24px;
  color: #1890ff;
  margin-bottom: 8px;
}

.login-header p {
  color: #666;
  font-size: 14px;
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: #333;
}

.login-form input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  font-size: 14px;
  transition: border-color 0.3s;
}

.login-form input:focus {
  outline: none;
  border-color: #1890ff;
  box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

.btn-primary {
  width: 100%;
  padding: 12px;
  background: #1890ff;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.3s;
}

.btn-primary:hover {
  background: #40a9ff;
}

.btn-secondary {
  padding: 10px 20px;
  background: #fff;
  color: #1890ff;
  border: 1px solid #1890ff;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-secondary:hover {
  background: #e6f7ff;
}

.login-tip {
  text-align: center;
  margin-top: 20px;
  color: #999;
  font-size: 12px;
}

/* 后台布局 */
#admin-page {
  display: flex;
  min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
  width: 240px;
  background: #001529;
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h2 {
  font-size: 18px;
  margin-bottom: 5px;
}

.sidebar-header .badge {
  font-size: 10px;
  background: #1890ff;
  padding: 2px 8px;
  border-radius: 10px;
}

.sidebar-nav {
  flex: 1;
  padding: 10px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.3s;
}

.nav-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.nav-item.active {
  color: #fff;
  background: #1890ff;
}

.nav-item .icon {
  margin-right: 10px;
  font-size: 18px;
}

.sidebar-footer {
  padding: 15px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-logout {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.7);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
}

.btn-logout:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* 主内容区 */
.main-content {
  flex: 1;
  margin-left: 240px;
  padding: 24px;
}

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  font-size: 24px;
  color: #333;
}

/* 统计卡片 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: #fff;
  padding: 24px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.stat-icon {
  font-size: 40px;
  margin-right: 20px;
}

.stat-value {
  font-size: 32px;
  font-weight: 600;
  color: #333;
}

.stat-label {
  color: #666;
  font-size: 14px;
  margin-top: 4px;
}

/* 表格 */
.table-container {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  background: #fafafa;
  padding: 16px;
  text-align: left;
  font-weight: 600;
  color: #333;
  border-bottom: 1px solid #f0f0f0;
}

.data-table td {
  padding: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.data-table tr:hover {
  background: #fafafa;
}

.badge-success {
  background: #f6ffed;
  color: #52c41a;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
}

.badge-danger {
  background: #fff2f0;
  color: #ff4d4f;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
}

.badge-info {
  background: #e6f7ff;
  color: #1890ff;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
}

.btn-action {
  padding: 6px 12px;
  border: none;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  margin-right: 8px;
}

.btn-disable {
  background: #fff2f0;
  color: #ff4d4f;
}

.btn-enable {
  background: #f6ffed;
  color: #52c41a;
}

.btn-delete {
  background: #fff2f0;
  color: #ff4d4f;
}

/* 配置页面 */
.config-section {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.config-section h3 {
  font-size: 16px;
  margin-bottom: 20px;
  color: #333;
}

.provider-cards {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.provider-card {
  flex: 1;
  padding: 20px;
  border: 2px solid #f0f0f0;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s;
}

.provider-card:hover {
  border-color: #1890ff;
}

.provider-card.selected {
  border-color: #1890ff;
  background: #e6f7ff;
}

.provider-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 5px;
}

.provider-desc {
  font-size: 12px;
  color: #666;
}

.config-form {
  max-width: 500px;
}

.config-form .form-group {
  margin-bottom: 20px;
}

.config-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.config-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  font-size: 14px;
}

.config-form input:focus {
  outline: none;
  border-color: #1890ff;
}

.form-hint {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  color: #999;
}

.form-actions {
  display: flex;
  gap: 15px;
  margin-top: 30px;
}

.test-result {
  margin-top: 20px;
  padding: 15px;
  border-radius: 6px;
}

.test-result.success {
  background: #f6ffed;
  border: 1px solid #b7eb8f;
  color: #52c41a;
}

.test-result.error {
  background: #fff2f0;
  border: 1px solid #ffccc7;
  color: #ff4d4f;
}

/* 响应式 */
@media (max-width: 1200px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar {
    width: 60px;
  }

  .sidebar-header h2,
  .sidebar-header .badge,
  .nav-item span:not(.icon),
  .sidebar-footer .username {
    display: none;
  }

  .main-content {
    margin-left: 60px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .provider-cards {
    flex-direction: column;
  }
}

/* 筛选栏 */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  align-items: center;
}

.filter-bar select {
  padding: 8px 12px;
  border: 1px solid #d9d9d9;
  border-radius: 6px;
  font-size: 14px;
  min-width: 120px;
}

.filter-bar select:focus {
  outline: none;
  border-color: #1890ff;
}

/* 标签样式 */
.tag {
  display: inline-block;
  padding: 2px 8px;
  background: #e6f7ff;
  color: #1890ff;
  border-radius: 4px;
  font-size: 12px;
  margin-right: 4px;
}

/* 警告状态标签 */
.badge-warning {
  background: #fffbe6;
  color: #faad14;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
}