body {
  min-height: 100vh;
  margin: 0;
  font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
  background: url('../bg-container.webp') no-repeat center center fixed;
  background: image-set(url('../bg-container.webp') type('image/webp'), url('../bg-container.jpg') type('image/jpeg')) no-repeat center center fixed;
  background-size: cover;
  color: #000;
  text-shadow: 1px 1px 2px white, -1px -1px 2px white, 1px -1px 2px white, -1px 1px 2px white;
}

.container {
  box-sizing: border-box;
  width: 95%;
  max-width: 1400px;
  margin: 30px auto;
  padding: 30px;
  background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, rgba(248,250,252,0.95) 100%);
  border-radius: 24px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

h2 {
  font-size: 2.1rem;
  letter-spacing: 2px;
  color: #000;
  margin: 0 0 18px 0;
  text-shadow: 1px 1px 2px white, -1px -1px 2px white, 1px -1px 2px white, -1px 1px 2px white;
}

.auth-buttons {
  display: flex;
  gap: 10px;
}

.auth-btn {
  background: #1890ff;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(24, 144, 255, 0.22);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.auth-btn:hover {
  background: #40a9ff;
  box-shadow: 0 4px 16px rgba(24, 144, 255, 0.33);
}

.logout-btn {
  background: #ff4d4f;
  box-shadow: 0 2px 8px rgba(255, 77, 79, 0.22);
}

.logout-btn:hover {
  background: #ff7875;
  box-shadow: 0 4px 16px rgba(255, 77, 79, 0.33);
}

/* 移动端触摸优化 */
@media (hover: none) and (pointer: coarse) {
  .auth-btn, .admin-btn, .admin-form button, .actions button {
    min-height: 44px; /* iOS推荐的最小触摸目标尺寸 */
    min-width: 44px;
  }
  
  .auth-btn:active, .admin-btn:active, .admin-form button:active, .actions button:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
  }
  
  .nav-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* 禁用hover效果，使用active替代 */
  .auth-btn:hover, .admin-btn:hover, .admin-form button:hover, .actions button:hover {
    transform: none;
  }
  
  .nav-card:hover {
    transform: none;
  }
}

/* 登录按钮样式 */
.login-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

.login-confirm-btn {
  background: #52c41a;
}

.login-confirm-btn:hover {
  background: #73d13d;
}

.login-cancel-btn {
  background: #95a5a6;
}

.login-cancel-btn:hover {
  background: #7f8c8d;
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
  background: rgba(255, 255, 255, 0.8);
  padding: 20px;
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.admin-form {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

/* 消息提示样式 */
#msg {
  align-self: center;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  margin: 8px 0;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.admin-form input {
  border: 2px solid #e0e3e8;
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 15px;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  transition: all 0.3s ease;
  outline: none;
  min-width: 140px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.admin-form input:focus {
  border-color: #2196f3;
  background: #ffffff;
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.2);
  transform: translateY(-1px);
}

.admin-form button {
  background: #1890ff;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 28px;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(24, 144, 255, 0.22);
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-form button:hover {
  background: #40a9ff;
  box-shadow: 0 4px 16px rgba(24, 144, 255, 0.33);
}

/* 通用按钮样式（添加/登录） */
.admin-btn, .admin-form button {
  background: #1890ff;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 28px;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(24, 144, 255, 0.22);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.admin-btn:hover, .admin-form button:hover {
  background: #40a9ff;
  box-shadow: 0 4px 16px rgba(24, 144, 255, 0.33);
}

.table-wrapper {
  overflow-x: auto;
  border-radius: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid rgba(224, 227, 232, 0.5);
}

table {
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
  background: transparent;
  border-radius: 20px;
  overflow: hidden;
  min-width: 700px;
  table-layout: fixed; /* 固定表格布局 */
}

th, td {
  border: none;
  padding: 5px 5px;
  text-align: center;
  font-size: 15px;
  color: #2c3e50;
  font-weight: 500;
  word-wrap: break-word; /* 允许单词换行 */
  word-break: break-all; /* 强制换行 */
  overflow: hidden; /* 隐藏溢出内容 */
  text-overflow: ellipsis; /* 超出显示省略号 */
  white-space: normal; /* 允许换行 */
  height: 60px; /* 固定行高 */
  vertical-align: middle; /* 垂直居中 */
  display: table-cell; /* 确保保持表格单元格显示 */
}

/* 精确列宽比例分配 */
th:nth-child(1), td:nth-child(1) { width: 4%; }   /* 复选框列 */
th:nth-child(2), td:nth-child(2) { width: 6%; }   /* ID列 */
th:nth-child(3), td:nth-child(3) { width: 10%; }  /* 分组列 */
th:nth-child(4), td:nth-child(4) { width: 16%; }  /* 名称列 */
th:nth-child(5), td:nth-child(5) { width: 28%; }  /* 网址列 */
th:nth-child(6), td:nth-child(6) { width: 20%; }  /* 图标列 */
th:nth-child(7), td:nth-child(7) { width: 16%; }  /* 操作列 */

/* 多行文本显示支持 */
td {
  white-space: normal; /* 允许换行 */
  line-height: 1.4; /* 行高设置 */
  max-height: 60px; /* 最大高度限制 */
  overflow: hidden; /* 隐藏溢出 */
  text-overflow: ellipsis; /* 超出显示省略号 */
  display: table-cell; /* 确保保持表格单元格显示 */
  vertical-align: middle; /* 垂直居中 */
}

/* 操作列特殊处理 - flex 布局防止溢出 */
td:nth-child(7) {
  white-space: normal;
  overflow: hidden;
}

td:nth-child(7) .actions {
  display: flex;
  gap: 4px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ID列特殊处理 - 保持单行显示 */
td:nth-child(2) {
  white-space: nowrap; /* ID不换行 */
  overflow: hidden; /* 隐藏溢出 */
}

/* 网址列特殊处理 - 允许长网址换行 */
td:nth-child(5) {
  word-break: break-all; /* 强制长网址换行 */
  word-wrap: break-word; /* 支持单词换行 */
}

/* 名称列特殊处理 - 限制显示 */
td:nth-child(4) {
  max-width: 0; /* 允许文本溢出处理 */
  overflow: hidden;
  text-overflow: ellipsis;
}

th {
  background: linear-gradient(135deg, #2196f3 0%, #1976d2 100%);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 14px;
  border-bottom: 2px solid #1565c0;
  white-space: nowrap; /* 表头不换行 */
  overflow: hidden;
  text-overflow: ellipsis;
}

tr {
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(224, 227, 232, 0.3);
}

tr:hover {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.15);
}

tr:nth-child(even) {
  background: rgba(248, 250, 252, 0.5);
}

tr:nth-child(even):hover {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

.actions button {
  margin: 0;
  padding: 6px 12px;
  font-size: 13px;
  background: #1890ff;
  border: none;
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.actions button:hover {
  background: #40a9ff;
}

/* 编辑模式样式 */
.edit-mode {
  width: 90%;
  padding: 5px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.edit-btn, .save-btn, .cancel-btn {
  margin: 0 2px;
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 6px;
}

.save-btn {
  background: #27ae60;
}

.save-btn:hover {
  background: #219653;
}

.cancel-btn {
  background: #95a5a6;
}

.cancel-btn:hover {
  background: #7f8c8d;
}

.success { color: #27ae60; }
.error { color: #e74c3c; }

#loginModal {
  display: none;
  position: fixed;
  left: 0; top: 0; width: 100vw; height: 100vh;
  background: #0005; z-index: 1000;
  align-items: center; justify-content: center;
}

/* 分组筛选下拉菜单样式 */
.filter-dropdown-container {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  background: linear-gradient(135deg, #f8fafc 0%, #e3f2fd 100%);
  padding: 12px 20px;
  border-radius: 12px;
  border: 1px solid #e0e3e8;
}

.filter-label {
  font-size: 15px;
  color: #2c3e50;
  font-weight: 600;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.filter-dropdown {
  padding: 10px 18px;
  border: 2px solid #2196f3;
  border-radius: 10px;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  color: #2c3e50;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  outline: none;
  min-width: 180px;
  box-shadow: 0 2px 8px rgba(33, 150, 243, 0.15);
}

.filter-dropdown:hover {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-color: #1976d2;
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.25);
  transform: translateY(-1px);
}

.filter-dropdown:focus {
  border-color: #1565c0;
  box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.3);
}

#loginModal .modal-content {
  background: #fff;
  border-radius: 16px;
  padding: 36px 28px;
  box-shadow: 0 2px 24px #0003;
  min-width: 320px;
}

#loginModal input {
  width: 100%;
  margin-bottom: 16px;
  border: 1.5px solid #e0e3e8;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 15px;
}

/* 修复图标与输入框重叠问题 */
#loginModal .input-group input {
  padding-left: 45px;
}

/* 移动端适配 - 增强版 */
@media (max-width: 768px) {
  /* 基础容器优化 */
  .container {
    box-sizing: border-box;
    width: 98%;
    margin: 10px auto;
    padding: 15px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    min-height: calc(100vh - 20px);
  }
  
  /* 头部区域优化 */
  .header { 
    margin-bottom: 20px; 
    flex-direction: column;
    gap: 15px;
    text-align: center;
    position: relative;
  }
  
  h2 { 
    font-size: 1.4rem; 
    margin-bottom: 10px;
    line-height: 1.3;
  }
  
  .auth-buttons {
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
  }
  
  .auth-btn {
    padding: 12px 20px;
    font-size: 16px;
    min-width: 100px;
    min-height: 48px;
    border-radius: 12px;
  }
  
  /* 表单区域优化 */
  .form-section {
    padding: 15px;
    gap: 20px;
    margin-bottom: 25px;
  }
  
  .admin-form { 
    flex-direction: column; 
    gap: 15px; 
    align-items: center;
  }
  
  .admin-form input { 
    font-size: 16px; 
    padding: 14px 16px; 
    min-width: 0; 
    width: 100%;
    box-sizing: border-box;
    border-radius: 12px;
    min-height: 48px;
  }
  
  /* 移动端消息提示样式 */
  #msg {
    width: 100%;
    margin: 10px 0;
    text-align: center;
  }
  
  .admin-form button {
    font-size: 16px;
    padding: 14px 24px;
    min-width: 0;
    width: 100%;
    justify-content: center;
    min-height: 48px;
    border-radius: 12px;
  }
  
  /* 筛选区域优化 */
  .filter-dropdown-container {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    border-radius: 12px;
  }
  
  .filter-dropdown {
    min-width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    min-height: 48px;
    border-radius: 12px;
  }
  
  /* 表格区域优化 - 卡片式布局 */
  .table-wrapper { 
    padding: 0; 
    border-radius: 15px; 
    overflow-x: auto;
    position: relative;
  }
  
  table { 
    min-width: 600px; 
    font-size: 14px; 
  }
  
  th, td { 
    padding: 14px 10px; 
    font-size: 14px; 
    min-height: 52px;
    vertical-align: middle;
  }
  
  /* 操作按钮优化 */
  .actions {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .actions button {
    padding: 6px 10px;
    font-size: 12px;
    margin: 0;
    min-height: 32px;
    min-width: 50px;
    border-radius: 6px;
    white-space: nowrap;
    flex-shrink: 0;
  }
  
  /* 模态框优化 */
  .modal-content { 
    min-width: 280px; 
    padding: 25px 20px; 
    margin: 20px;
    border-radius: 16px;
  }
  
  #loginModal input {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    box-sizing: border-box;
    min-height: 48px;
    border-radius: 12px;
  }
  
  .login-buttons {
    flex-direction: column;
    gap: 12px;
  }
  
  .admin-btn {
    width: 100%;
    padding: 14px 20px;
    font-size: 16px;
    justify-content: center;
    min-height: 48px;
    border-radius: 12px;
  }
  
  /* 移动端手势优化 */
  .swipe-actions {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    display: flex;
    align-items: center;
    background: #ff4d4f;
    padding: 0 15px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  
  .swipe-delete {
    background: #cf1322;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
  }
  
  /* 下拉刷新指示器 */
  .pull-to-refresh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: #1890ff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    transition: transform 0.3s ease;
    z-index: 1000;
  }
  
  /* 加载状态指示器 */
  .loading-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 20px 30px;
    border-radius: 12px;
    z-index: 2000;
    display: none;
  }
  
  /* 触摸反馈优化 */
  .touch-feedback {
    position: relative;
    overflow: hidden;
  }
  
  .touch-feedback::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.3s ease;
    pointer-events: none;
  }
  
  .touch-feedback:active::after {
    transform: translate(-50%, -50%) scale(1);
  }
}

/* 超小屏幕适配 - 增强版 */
@media (max-width: 480px) {
  .container {
    width: 98%;
    margin: 8px auto;
    padding: 12px;
    border-radius: 16px;
  }
  
  h2 {
    font-size: 1.2rem;
    margin-bottom: 8px;
  }
  
  .auth-buttons {
    gap: 8px;
  }
  
  .auth-btn {
    padding: 10px 16px;
    font-size: 14px;
    min-width: 80px;
    min-height: 44px;
  }
  
  .form-section {
    padding: 12px;
    gap: 16px;
    margin-bottom: 20px;
  }
  
  .admin-form {
    align-items: center;
  }
  
  #msg {
    width: 100%;
    margin: 8px 0;
    text-align: center;
  }
  
  .admin-form input {
    padding: 12px 14px;
    font-size: 16px;
    min-height: 44px;
  }
  
  .admin-form button {
    padding: 12px 18px;
    font-size: 15px;
    min-height: 44px;
  }
  
  .filter-dropdown-container {
    padding: 12px;
    gap: 10px;
  }
  
  .filter-dropdown {
    padding: 12px 14px;
    font-size: 15px;
    min-height: 44px;
  }
  
  /* 表格优化 - 更紧凑的布局 */
  table {
    min-width: 480px;
    font-size: 12px;
  }
  
  th, td {
    padding: 10px 6px;
    font-size: 12px;
    min-height: 44px;
  }
  
  /* 操作按钮紧凑布局 */
  .actions {
    gap: 3px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .actions button {
    padding: 5px 8px;
    font-size: 11px;
    margin: 0;
    min-width: 44px;
    min-height: 28px;
    flex-shrink: 0;
  }
  
  .modal-content {
    min-width: 240px;
    padding: 18px 14px;
    margin: 12px;
    border-radius: 14px;
  }
  
  #loginModal input {
    padding: 12px 14px;
    font-size: 16px;
    min-height: 44px;
  }
  
  .admin-btn {
    padding: 12px 18px;
    font-size: 15px;
    min-height: 44px;
  }
  
  /* 极窄屏幕适配 */
  @media (max-width: 360px) {
    .container {
      width: 99%;
      margin: 5px auto;
      padding: 10px;
    }
    
    h2 {
      font-size: 1.1rem;
    }
    
    .auth-btn {
      padding: 8px 12px;
      font-size: 13px;
      min-width: 70px;
    }
    
    .admin-form input {
      padding: 10px 12px;
      font-size: 15px;
    }
    
    #msg {
      width: 100%;
      margin: 6px 0;
      padding: 6px 12px;
      font-size: 14px;
    }
    
    table {
      min-width: 420px;
    }
    
    th, td {
      padding: 8px 4px;
      font-size: 11px;
    }
    
    .actions button {
      padding: 4px 6px;
      font-size: 10px;
      min-width: 40px;
      min-height: 26px;
    }
  }
}

/* 图标显示优化样式 */
.icon-display {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  border-radius: 4px;
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  transition: all 0.2s ease-in-out;
  position: relative;
  overflow: hidden;
}

.icon-display:hover {
  background: #e9ecef;
  border-color: #dee2e6;
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.icon-display img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  transition: transform 0.2s ease-in-out;
}

.icon-display:hover img {
  transform: scale(1.1);
}

.icon-display::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-in-out;
  z-index: 1000;
}

.icon-display:hover::after {
  opacity: 1;
}

/* 表格图标列固定尺寸 */
td:nth-child(6) {
  width: 120px;
  min-width: 120px;
  max-width: 120px;
}

/* 编辑模式下的图标输入框 */
.edit-mode[type="text"] {
  width: 100%;
  box-sizing: border-box;
  padding: 6px 8px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

/* 确保图标显示区域稳定 */
.view-mode {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
}

/* 现代化登录框架样式 */
.login-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.login-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  max-width: 90vw;
  background: #5b6ee1;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: slideUp 0.4s ease;
}

.login-header {
  padding: 40px 30px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.login-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 15px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: rgba(0, 0, 0, 0.7);
}

.login-user {
  margin: 0 auto 15px;
  display: flex;
}

.login-key {
  margin: 0 auto 15px;
  display: flex;
}

.login-header h2 {
  margin: 0 0 8px;
  color: rgba(0, 0, 0, 0.7);
  font-size: 24px;
  font-weight: 600;
}

.login-header p {
  margin: 0;
  color: rgba(0, 0, 0, 0.7);
  font-size: 14px;
}

.login-form {
  padding: 30px;
  background: white;
}

.input-group {
  position: relative;
  margin-bottom: 20px;
}

.input-group i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: #667eea;
  font-size: 16px;
  z-index: 2;
}

.input-group input {
  width: 100%;
  padding: 15px 15px 15px 45px;
  border: 2px solid #e1e5e9;
  border-radius: 10px;
  font-size: 14px;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.input-group input:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-group input::placeholder {
  color: #a0a4a8;
}

.login-options {
  margin-bottom: 25px;
}

.remember-me {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 14px;
  color: #666;
}

.remember-me input {
  display: none;
}

.checkmark {
  width: 18px;
  height: 18px;
  border: 2px solid #ddd;
  border-radius: 4px;
  margin-right: 10px;
  position: relative;
  transition: all 0.3s ease;
}

.remember-me input:checked + .checkmark {
  background: #667eea;
  border-color: #667eea;
}

.remember-me input:checked + .checkmark::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 12px;
  font-weight: bold;
}

.login-buttons {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.login-btn {
  flex: 1;
  padding: 15px 20px;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.login-btn.primary {
  background: #5b6ee1;
  color: white;
}

.login-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(91, 110, 225, 0.4);
  background: #4a5cd1;
}

.login-btn.secondary {
  background: #f8f9fa;
  color: #666;
  border: 2px solid #e1e5e9;
}

.login-btn.secondary:hover {
  background: #e9ecef;
  border-color: #667eea;
}

.login-message {
  text-align: center;
  font-size: 14px;
  min-height: 20px;
}

.login-message.error {
  color: #e74c3c;
}

.login-message.success {
  color: #27ae60;
}

.login-footer {
  padding: 20px 30px;
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.login-footer p {
  margin: 0;
  color: rgba(0, 0, 0, 0.7);
  font-size: 12px;
}

/* 动画效果 */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translate(-50%, -40%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

@keyframes shake {
  0%, 100% { transform: translate(-50%, -50%); }
  25% { transform: translate(-53%, -50%); }
  50% { transform: translate(-47%, -50%); }
  75% { transform: translate(-53%, -50%); }
}

/* 响应式设计 */
@media (max-width: 480px) {
  .login-container {
    width: 95vw;
    margin: 0 10px;
  }
  
  .login-header {
    padding: 30px 20px 15px;
  }
  
  .login-form {
    padding: 20px;
  }
  
  .login-buttons {
    flex-direction: column;
    gap: 10px;
  }
  
  .login-btn {
    padding: 12px 20px;
  }
}

/* ===== T03: 批量操作 + 导入/导出 JSON 样式 ===== */

/* 批量操作栏 */
.batch-action-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 8px;
  margin: 0 0 12px 0;
  border: 1px solid rgba(224, 227, 232, 0.5);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.batch-select-all {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-size: 14px;
  color: #2c3e50;
  user-select: none;
}

.batch-count {
  font-size: 13px;
  color: #999;
}

.btn-batch-delete {
  margin-left: auto;
  background: #ff4d4f !important;
  color: #fff !important;
  border: none;
}

.btn-batch-delete:hover {
  background: #ff7875 !important;
}

/* Checkbox 列 */
.th-checkbox, .td-checkbox {
  width: 40px;
  min-width: 40px;
  max-width: 40px;
  text-align: center;
}

.td-checkbox input, .th-checkbox input {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: #5b6ee1;
}

tr.row-selected {
  background: #fff7e6 !important;
}

/* 导入/导出按钮 */
.import-export-btns {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  justify-content: center;
}

.btn-export {
  background: #52c41a !important;
  color: #fff !important;
}

.btn-export:hover {
  background: #73d13d !important;
}

.btn-import {
  background: #1890ff !important;
  color: #fff !important;
}

.btn-import:hover {
  background: #40a9ff !important;
}

/* Toast 通知 */
.admin-toast {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 10000;
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  max-width: 360px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.admin-toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast-success { background: #f6ffed; color: #389e0d; border: 1px solid #b7eb8f; }
.toast-error { background: #fff2f0; color: #cf1322; border: 1px solid #ffa39e; }
.toast-warning { background: #fffbe6; color: #d48806; border: 1px solid #ffe58f; }
.toast-info { background: #e6f7ff; color: #096dd9; border: 1px solid #91d5ff; }

/* 移动端适配：批量操作 + 导入/导出 */
@media (max-width: 768px) {
  .import-export-btns {
    flex-direction: column;
    gap: 10px;
  }

  .import-export-btns .admin-btn {
    width: 100%;
    justify-content: center;
  }

  .batch-action-bar {
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px 12px;
  }

  .btn-batch-delete {
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }
}

/* ===== T04: Tab 导航 + 分组管理 + 主题切换 + 暗色模式 ===== */

/* Tab 导航 - 胶囊分段控制器风格 */
.admin-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: #f0f2f5;
  border-radius: 12px;
  margin-bottom: 24px;
}

.admin-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: none;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: #666;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.admin-tab:hover {
  color: #333;
  background: rgba(255, 255, 255, 0.6);
}

.admin-tab.active {
  background: #fff;
  color: #1890ff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  font-weight: 600;
}

.admin-tab i {
  font-size: 14px;
}

/* Tab 面板 */
.admin-tab-panel {
  display: none;
}

.admin-tab-panel.active {
  display: block;
}

/* 分组管理面板 */
.group-management-panel {
  padding: 0;
}

.group-add-form {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.group-add-form .admin-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid #e0e3e8;
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
  color: #333;
  outline: none;
  transition: border-color 0.2s ease;
}

.group-add-form .admin-input:focus {
  border-color: #5b6ee1;
}

.btn-add-group {
  background: #5b6ee1 !important;
  color: #fff !important;
  border: none;
  white-space: nowrap;
}

.btn-add-group:hover {
  background: #4a5cd1 !important;
}

.group-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.group-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid #e8eaed;
  border-radius: 8px;
  cursor: grab;
  transition: all 0.2s ease;
}

.group-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.group-card.dragging {
  opacity: 0.5;
  transform: scale(0.98);
}

.group-card.drag-over {
  border-top: 2px solid #5b6ee1;
}

.drag-handle {
  color: #ccc;
  cursor: grab;
  font-size: 16px;
}

.group-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.group-name {
  font-size: 15px;
  font-weight: 600;
  color: #333;
}

.group-count {
  font-size: 12px;
  color: #999;
}

.group-actions {
  display: flex;
  gap: 6px;
}

.btn-rename {
  background: #e6f7ff !important;
  color: #1890ff !important;
  border: none;
  font-size: 12px;
  padding: 4px 10px !important;
}

.btn-rename:hover {
  background: #bae7ff !important;
}

.btn-delete-group {
  background: #fff2f0 !important;
  color: #ff4d4f !important;
  border: none;
  font-size: 12px;
  padding: 4px 10px !important;
}

.btn-delete-group:hover {
  background: #ffccc7 !important;
}

.group-empty {
  text-align: center;
  color: #999;
  padding: 40px 0;
}

/* 主题切换按钮（Admin） */
.theme-toggle {
  background: none;
  border: none;
  font-size: 18px;
  color: #666;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: #eef0ff;
  color: #5b6ee1;
}

/* ===== 暗色模式 ===== */
[data-theme="dark"] body {
  color: #e0e0e0;
  text-shadow: none;
}

[data-theme="dark"] body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: -1;
  pointer-events: none;
}

[data-theme="dark"] .container {
  /* P1#4: 暗色模式 CSS 变量集中定义，替代 ~400 行硬编码颜色 */
  --bg-card: #16213e;
  --bg-body: #1a1a2e;
  --bg-input: #1a1a2e;
  --bg-hover: #1a1a3e;
  --bg-section: rgba(22, 33, 62, 0.8);
  --bg-overlay: rgba(0, 0, 0, 0.4);
  --text-primary: #e0e0e0;
  --text-secondary: #b0b0b0;
  --text-muted: #888;
  --border-color: #2a2a4a;
  --border-hover: #3a3a5a;
  --primary-color: #5b6ee1;
  --primary-hover: #7b8cff;
  --color-group-hover-bg: #1a1a3e;
  --shadow-card: 0 2px 8px rgba(0,0,0,0.3);
  --color-danger: #a8071a;
  --color-danger-hover: #cf1322;
  --color-danger-text: #ff7875;
  --color-success-text: #73d13d;
  --color-warning-text: #ffc53d;
  --color-info-text: #69c0ff;
  background: rgba(22, 33, 62, 0.95);
  border-color: var(--border-color);
}

[data-theme="dark"] .container::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: -1;
  pointer-events: none;
}

[data-theme="dark"] .header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] h2 {
  color: var(--text-primary);
  text-shadow: none;
}

[data-theme="dark"] .theme-toggle {
  color: var(--text-secondary);
}

[data-theme="dark"] .theme-toggle:hover {
  background: var(--bg-hover);
  color: var(--primary-hover);
}

[data-theme="dark"] .auth-btn {
  text-shadow: none;
}

[data-theme="dark"] .login-modal {
  background: rgba(0,0,0,0.7);
}

[data-theme="dark"] .login-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
}

[data-theme="dark"] .login-header {
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .login-header h2,
[data-theme="dark"] .login-header p {
  color: rgba(255,255,255,0.8);
}

[data-theme="dark"] .login-icon {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

[data-theme="dark"] .login-form {
  background: var(--bg-body);
}

[data-theme="dark"] .login-box input,
[data-theme="dark"] .input-group input {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .input-group i {
  color: var(--primary-hover);
}

[data-theme="dark"] .remember-me {
  color: var(--text-secondary);
}

[data-theme="dark"] .login-btn.secondary {
  background: var(--bg-body);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

[data-theme="dark"] .login-btn.secondary:hover {
  background: var(--bg-card);
  border-color: var(--primary-color);
}

[data-theme="dark"] .login-footer {
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .login-footer p {
  color: rgba(255,255,255,0.5);
}

[data-theme="dark"] .login-message.error {
  color: var(--color-danger-text);
}

[data-theme="dark"] .login-message.success {
  color: var(--color-success-text);
}

[data-theme="dark"] .form-section {
  background: var(--bg-section);
  border-color: var(--border-color);
}

[data-theme="dark"] .form-section input,
[data-theme="dark"] .form-section select {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .admin-form input {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .admin-form input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 4px 12px rgba(91, 110, 225, 0.2);
}

[data-theme="dark"] #msg {
  text-shadow: none;
}

[data-theme="dark"] .success { color: var(--color-success-text); }
[data-theme="dark"] .error { color: var(--color-danger-text); }

[data-theme="dark"] .filter-dropdown-container {
  background: var(--bg-section);
  border-color: var(--border-color);
}

[data-theme="dark"] .filter-label {
  color: var(--text-secondary);
  text-shadow: none;
}

[data-theme="dark"] .filter-dropdown {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .table-wrapper {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] table {
  background: var(--bg-card);
}

[data-theme="dark"] table thead {
  background: var(--bg-hover);
}

[data-theme="dark"] table th {
  background: linear-gradient(135deg, var(--bg-hover) 0%, var(--bg-card) 100%);
  color: var(--text-secondary);
  border-bottom-color: var(--border-color);
  text-shadow: none;
}

[data-theme="dark"] table td {
  color: var(--text-primary);
  border-bottom-color: var(--border-color);
  text-shadow: none;
}

[data-theme="dark"] table tr:hover {
  background: rgba(91, 110, 225, 0.1);
}

[data-theme="dark"] table tr:nth-child(even) {
  background: rgba(22, 33, 62, 0.5);
}

[data-theme="dark"] table tr:nth-child(even):hover {
  background: rgba(91, 110, 225, 0.1);
}

[data-theme="dark"] tr.row-selected {
  background: rgba(91, 110, 225, 0.15) !important;
}

[data-theme="dark"] .edit-mode {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .actions button {
  text-shadow: none;
}

[data-theme="dark"] .admin-btn {
  border-color: var(--border-color);
  text-shadow: none;
}

[data-theme="dark"] .icon-display {
  background: var(--bg-input);
  border-color: var(--border-color);
}

[data-theme="dark"] .icon-display:hover {
  background: var(--bg-card);
  border-color: var(--border-hover);
}

[data-theme="dark"] .batch-action-bar {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] .batch-select-all {
  color: var(--text-secondary);
}

[data-theme="dark"] .batch-count {
  color: var(--text-muted);
}

/* Tab 暗色 */
[data-theme="dark"] .admin-tabs {
  background: var(--bg-hover);
}

[data-theme="dark"] .admin-tab {
  color: var(--text-muted);
}

[data-theme="dark"] .admin-tab:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .admin-tab.active {
  background: var(--primary-color);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* 分组管理暗色 */
[data-theme="dark"] .group-card {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] .group-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

[data-theme="dark"] .group-add-form .admin-input {
  background: var(--bg-input);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .group-add-form .admin-input:focus {
  border-color: var(--primary-color);
}

[data-theme="dark"] .group-name {
  color: var(--text-primary);
}

[data-theme="dark"] .group-count {
  color: var(--text-muted);
}

[data-theme="dark"] .drag-handle {
  color: #555;
}

[data-theme="dark"] .btn-rename {
  background: #003a8c !important;
  color: var(--color-info-text) !important;
}

[data-theme="dark"] .btn-rename:hover {
  background: #0050b3 !important;
}

[data-theme="dark"] .btn-delete-group {
  background: var(--color-danger) !important;
  color: var(--color-danger-text) !important;
}

[data-theme="dark"] .btn-delete-group:hover {
  background: var(--color-danger-hover) !important;
}

[data-theme="dark"] .group-empty {
  color: var(--text-muted);
}

/* Toast 暗色 */
[data-theme="dark"] .admin-toast.toast-success {
  background: #1a3a1a;
  color: var(--color-success-text);
  border-color: #389e0d;
}

[data-theme="dark"] .admin-toast.toast-error {
  background: #3a1a1a;
  color: var(--color-danger-text);
  border-color: var(--color-danger-hover);
}

[data-theme="dark"] .admin-toast.toast-warning {
  background: #3a2e1a;
  color: var(--color-warning-text);
  border-color: #d48806;
}

[data-theme="dark"] .admin-toast.toast-info {
  background: #1a2a3a;
  color: var(--color-info-text);
  border-color: #096dd9;
}

/* 导入/导出按钮暗色 */
[data-theme="dark"] .import-export-btns .btn-export {
  background: #237804 !important;
}

[data-theme="dark"] .import-export-btns .btn-export:hover {
  background: #389e0d !important;
}

[data-theme="dark"] .import-export-btns .btn-import {
  background: #0050b3 !important;
}

[data-theme="dark"] .import-export-btns .btn-import:hover {
  background: #096dd9 !important;
}

/* 批量删除按钮暗色 */
[data-theme="dark"] .btn-batch-delete {
  background: var(--color-danger) !important;
}

[data-theme="dark"] .btn-batch-delete:hover {
  background: var(--color-danger-hover) !important;
}

/* ===== #3: 批量移动到分组样式 ===== */
.batch-move-group {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 8px;
}

.batch-group-dropdown {
  padding: 6px 10px;
  border: 1px solid #e0e3e8;
  border-radius: 6px;
  font-size: 13px;
  background: #fff;
  color: #333;
  cursor: pointer;
  outline: none;
  max-width: 160px;
  transition: border-color 0.2s;
}

.batch-group-dropdown:focus {
  border-color: #5b6ee1;
  box-shadow: 0 0 0 2px rgba(91, 110, 225, 0.15);
}

.btn-batch-move {
  background: #5b6ee1 !important;
  color: #fff !important;
  border: none;
  white-space: nowrap;
}

.btn-batch-move:hover {
  background: #4a5cd1 !important;
}

/* 批量移动暗色模式 */
[data-theme="dark"] .batch-group-dropdown {
  background: var(--bg-input, #1a1a2e);
  border-color: var(--border-color, #2a2a4a);
  color: var(--text-primary, #e0e0e0);
}

[data-theme="dark"] .batch-group-dropdown:focus {
  border-color: var(--primary-color, #5b6ee1);
}

[data-theme="dark"] .btn-batch-move {
  background: #5b6ee1 !important;
}

[data-theme="dark"] .btn-batch-move:hover {
  background: #7b8cff !important;
}

/* 移动端适配：批量移动 */
@media (max-width: 768px) {
  .batch-move-group {
    width: 100%;
    flex-direction: column;
    gap: 8px;
    margin-left: 0;
  }

  .batch-group-dropdown {
    width: 100%;
    max-width: none;
  }

  .btn-batch-move {
    width: 100%;
    justify-content: center;
  }
}

/* ===== #5: 撤销 Toast 样式 ===== */
.admin-toast.toast-with-undo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  min-width: 260px;
}

.toast-undo-btn {
  background: none;
  border: 1px solid currentColor;
  border-radius: 4px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: inherit;
  white-space: nowrap;
  transition: all 0.2s;
}

.toast-undo-btn:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* 撤销按钮暗色 */
[data-theme="dark"] .toast-undo-btn {
  border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .toast-undo-btn:hover {
  border-color: rgba(255, 255, 255, 0.5);
}

/* ===== #7: 分页样式 ===== */
.pagination-container {
  display: flex;
  justify-content: center;
  margin-top: 16px;
  padding: 8px 0;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: center;
}

.page-btn {
  min-width: 36px;
  height: 36px;
  border: 1px solid #e0e3e8;
  border-radius: 6px;
  background: #fff;
  color: #333;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  padding: 0 8px;
}

.page-btn:hover:not(:disabled) {
  border-color: #5b6ee1;
  color: #5b6ee1;
  background: #eef0ff;
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-active {
  background: #5b6ee1 !important;
  color: #fff !important;
  border-color: #5b6ee1 !important;
  font-weight: 600;
}

.page-active:hover {
  background: #4a5cd1 !important;
}

.page-ellipsis {
  padding: 0 8px;
  color: #999;
  font-size: 14px;
  user-select: none;
}

.page-prev, .page-next {
  font-size: 12px;
}

/* 分页暗色模式 */
[data-theme="dark"] .page-btn {
  background: var(--bg-card, #16213e);
  border-color: var(--border-color, #2a2a4a);
  color: var(--text-primary, #e0e0e0);
}

[data-theme="dark"] .page-btn:hover:not(:disabled) {
  border-color: var(--primary-color, #5b6ee1);
  color: var(--primary-hover, #7b8cff);
  background: rgba(91, 110, 225, 0.1);
}

[data-theme="dark"] .page-active {
  background: var(--primary-color, #5b6ee1) !important;
  color: #fff !important;
  border-color: var(--primary-color, #5b6ee1) !important;
}

[data-theme="dark"] .page-ellipsis {
  color: var(--text-muted, #888);
}

/* 分页移动端适配 */
@media (max-width: 768px) {
  .pagination-container {
    margin-top: 12px;
  }

  .page-btn {
    min-width: 32px;
    height: 32px;
    font-size: 13px;
    padding: 0 6px;
  }
}

@media (max-width: 480px) {
  .page-btn {
    min-width: 28px;
    height: 28px;
    font-size: 12px;
  }
}

/* 搜索栏暗色 */
[data-theme="dark"] .search-container {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="dark"] .search-input {
  color: var(--text-primary);
}

/* ===== P1#9: 退出确认框样式（替代内联样式） ===== */
.logout-confirm-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.logout-confirm-dialog {
  background: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  min-width: 300px;
  max-width: 400px;
  text-align: center;
}

.logout-confirm-title {
  color: #e74c3c;
  margin-bottom: 15px;
  font-size: 18px;
}

.logout-confirm-message {
  color: #555;
  margin-bottom: 20px;
}

.logout-confirm-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.logout-confirm-actions .confirm-yes {
  background: linear-gradient(90deg, #e74c3c 60%, #c0392b 100%);
  color: white;
  border: none;
  padding: 8px 20px;
  border-radius: 6px;
  cursor: pointer;
}

.logout-confirm-actions .confirm-no {
  background: linear-gradient(90deg, #95a5a6 60%, #7f8c8d 100%);
  color: white;
  border: none;
  padding: 8px 20px;
  border-radius: 6px;
  cursor: pointer;
}

[data-theme="dark"] .logout-confirm-dialog {
  background: var(--bg-card);
}

[data-theme="dark"] .logout-confirm-title {
  color: var(--color-danger-text);
}

[data-theme="dark"] .logout-confirm-message {
  color: var(--text-secondary);
}

/* ===== T04: 移动端适配（Tab + 分组管理） ===== */
@media (max-width: 768px) {
  .admin-tabs {
    overflow-x: auto;
    max-width: 100%;
    scrollbar-width: none; /* Firefox */
  }

  .admin-tabs::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
  }

  .admin-tab {
    padding: 8px 16px;
    font-size: 13px;
  }

  .group-add-form {
    flex-direction: column;
  }

  .group-card {
    padding: 10px 12px;
  }

  .group-actions {
    flex-direction: column;
    gap: 4px;
  }

  .batch-action-bar {
    flex-wrap: wrap;
  }
}