/* =============================================
   邮箱总览页样式 v2.0
   增强网格布局和交互效果
   ============================================= */

.page-mailboxes .container{ max-width: 1200px; padding: 20px 20px 28px; grid-template-columns: 1fr; }
.page-mailboxes .main{ grid-column: 1; }
.page-mailboxes .card{ padding: 24px; }
/* 让右侧操作区真正靠右 */
.page-mailboxes .topbar .topbar-inner{ display:flex; align-items:center; gap:20px; width:100%; }

/* 栅格铺满展示，固定卡片宽度 */
.page-mailboxes #grid.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 280px);
  gap: 12px;
  justify-content: center;
  max-width: 1200px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 默认grid样式，兼容性处理 */
.page-mailboxes .grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 280px);
  gap: 12px;
  justify-content: center;
  max-width: 1200px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 增强卡片样式 */
.mailbox-card{
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 280px;
  height: 145px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.1), 0 4px 12px rgba(0, 0, 0, 0.05);
  position: relative;
  box-sizing: border-box;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.mailbox-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #a855f7);
  border-radius: 18px 18px 0 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mailbox-card:hover::before {
  opacity: 1;
}

.mailbox-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 40px rgba(99, 102, 241, 0.18), 0 8px 16px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.25);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(249, 250, 251, 0.98) 100%);
}

.mailbox-card:active {
  transform: translateY(-2px) scale(0.99);
  transition-duration: 0.1s;
}

/* 当鼠标悬停在按钮区域时，取消卡片的悬停效果 */
.mailbox-card .actions:hover ~ *,
.mailbox-card:has(.actions:hover) {
  transform: none !important;
}

.mailbox-card .line{ 
  color:#475569; 
  font-size:12px; 
  white-space: nowrap; 
  overflow: hidden; 
  text-overflow: ellipsis; 
  width: 100%;
  max-width: 256px; /* 280px - 24px padding */
}

.mailbox-card .addr{ 
  font-weight:700; 
  font-size:14px; 
  color: var(--text); 
  white-space: nowrap; 
  overflow: hidden; 
  text-overflow: ellipsis; 
  width: 100%;
  max-width: 256px; /* 280px - 24px padding */
  cursor: help;
  transition: all 0.2s ease;
}

/* 邮箱地址悬停显示完整内容 */
.mailbox-card .addr:hover {
  position: relative;
  z-index: 20;
}

.mailbox-card .addr:hover::after {
  content: attr(title);
  position: absolute;
  bottom: 100%;
  left: 0;
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  z-index: 21;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  margin-bottom: 4px;
  max-width: 300px;
  word-break: break-all;
  white-space: normal;
}
.mailbox-card .pwd{ color:#64748b; }
.mailbox-card .login{ color:#64748b; }
.mailbox-card .time{ color:#64748b; }

/* 置顶标识 - 右上角显示 */
.mailbox-card .pin-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 5;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.4);
  z-index: 10;
  border: 2px solid rgba(255, 255, 255, 0.9);
  transition: all 0.2s ease;
}

.mailbox-card .pin-badge:hover {
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.6);
}

/* 收藏标识 - 右上角显示（置顶标识右侧） */
.mailbox-card .favorite-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 10;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  box-shadow: 0 2px 8px rgba(251, 191, 36, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.9);
  transition: all 0.2s ease;
}

/* 当同时有置顶和收藏标识时，收藏标识往左偏移 */
.mailbox-card:has(.pin-badge) .favorite-badge {
  right: 38px;
}

.mailbox-card .favorite-badge:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(251, 191, 36, 0.6);
}

/* 转发标识 - 右上角显示 */
.mailbox-card .forward-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 10;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.9);
  transition: all 0.2s ease;
}

/* 转发标识位置调整 - 根据其他标识偏移 */
.mailbox-card:has(.pin-badge):not(:has(.favorite-badge)) .forward-badge {
  right: 38px;
}
.mailbox-card:has(.favorite-badge):not(:has(.pin-badge)) .forward-badge {
  right: 38px;
}
.mailbox-card:has(.pin-badge):has(.favorite-badge) .forward-badge {
  right: 68px;
}

.mailbox-card .forward-badge:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.6);
}

/* 悬停操作区 - 2x2 网格布局 */
.mailbox-card .actions{
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 4px;
  opacity: 0;
  transition: opacity .2s ease, transform .2s ease;
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  padding: 6px;
  box-shadow: 
    0 8px 25px rgba(0, 0, 0, 0.15),
    0 4px 10px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.mailbox-card:hover .actions{ 
  opacity: 1; 
  transform: translateY(-50%) scale(1.02);
}

.mailbox-card .actions .btn-icon{ 
  width: 32px; 
  height: 32px; 
  border-radius: 8px; 
  border: 1px solid rgba(226, 232, 240, 0.6); 
  background: rgba(255, 255, 255, 0.9);
  display: flex; 
  align-items: center; 
  justify-content: center; 
  cursor: pointer; 
  font-size: 14px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  color: #475569;
}

.mailbox-card .actions .btn-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.mailbox-card .actions .btn-icon:hover{ 
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.05));
  border-color: rgba(99, 102, 241, 0.3); 
  transform: scale(1.1) translateY(-1px);
  box-shadow: 
    0 6px 20px rgba(99, 102, 241, 0.25),
    0 3px 8px rgba(0, 0, 0, 0.1);
  color: #4338ca;
}

.mailbox-card .actions .btn-icon:hover::before {
  opacity: 1;
}

.mailbox-card .actions .btn-icon.active{ 
  background: linear-gradient(135deg, #10b981 0%, #059669 100%); 
  border-color: #10b981; 
  color: white;
  box-shadow: 
    0 4px 14px rgba(16, 185, 129, 0.4),
    0 2px 6px rgba(0, 0, 0, 0.1);
}

.mailbox-card .actions .btn-icon:active {
  transform: scale(0.95);
}

/* 顶部搜索条适配本页 */
.page-mailboxes .searchbar{ 
  width: min(900px, 100%); 
  position: relative;
  z-index: 10;
}

/* 确保搜索按钮可见 */
.page-mailboxes .searchbar .btn {
  flex-shrink: 0;
  position: relative;
  z-index: 11;
}

/* 分页器样式优化 */
.page-mailboxes .pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  min-height: 40px;
}

.page-mailboxes .pager #page {
  min-width: 120px;
  text-align: center;
  color: #64748b;
  font-size: 14px;
  font-weight: 500;
}

.page-mailboxes .pager .btn {
  transition: all 0.2s ease;
}

.page-mailboxes .pager .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 加载状态优化 */
.page-mailboxes #grid.loading {
  opacity: 0.6;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

/* 加载时隐藏网格 */
.page-mailboxes #grid.loading-hidden {
  display: none;
}

/* 视图切换过渡状态 */
.page-mailboxes #grid.view-transitioning {
  transition: opacity 0.1s ease-out;
}

.page-mailboxes #grid.view-transitioning .mailbox-card,
.page-mailboxes #grid.view-transitioning .mailbox-list-item {
  animation: fadeInUp 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  opacity: 0;
  transform: translateY(8px) scale(0.98);
}

/* 确保动画结束后状态正确 - 使用更高特异性避免!important */
.page-mailboxes #grid.grid:not(.view-transitioning) .mailbox-card,
.page-mailboxes #grid.list:not(.view-transitioning) .mailbox-list-item {
  animation: none;
  opacity: 1;
  transform: none;
  animation-delay: 0s;
  animation-fill-mode: none;
}

/* 网格视图交错动画 */
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(1) { animation-delay: 0.01s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(2) { animation-delay: 0.02s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(3) { animation-delay: 0.03s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(4) { animation-delay: 0.04s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(5) { animation-delay: 0.05s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(6) { animation-delay: 0.06s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(7) { animation-delay: 0.07s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(8) { animation-delay: 0.08s; }
.page-mailboxes #grid.view-transitioning.grid .mailbox-card:nth-child(n+9) { animation-delay: 0.09s; }

/* 列表视图交错动画 */
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(1) { animation-delay: 0.01s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(2) { animation-delay: 0.02s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(3) { animation-delay: 0.03s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(4) { animation-delay: 0.04s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(5) { animation-delay: 0.05s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(6) { animation-delay: 0.06s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(7) { animation-delay: 0.07s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(8) { animation-delay: 0.08s; }
.page-mailboxes #grid.view-transitioning.list .mailbox-list-item:nth-child(n+9) { animation-delay: 0.09s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.page-mailboxes .btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transition: opacity 0.2s ease;
}

/* 加载占位符样式 */
.loading-placeholder {
  display: none;
}

.loading-placeholder.show {
  display: grid;
  grid-template-columns: repeat(auto-fill, 280px);
  gap: 12px;
  justify-content: center;
  max-width: 1200px;
}

.loading-placeholder.show.list {
  display: flex !important;
  flex-direction: column;
  gap: 8px;
  max-width: 100%;
  grid-template-columns: none !important;
}

/* 确保没有show类时完全隐藏，不管是否有其他类 */
.loading-placeholder:not(.show) {
  display: none !important;
}

/* 骨架屏卡片 */
.skeleton-card {
  width: 280px;
  height: 140px;
  padding: 12px;
  background: var(--card-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glass);
  position: relative;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.skeleton-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--card-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glass);
  min-height: 60px;
}

/* 骨架屏动画 */
.skeleton-line {
  background: linear-gradient(90deg, 
    rgba(226, 232, 240, 0.6) 25%, 
    rgba(248, 250, 252, 0.8) 50%, 
    rgba(226, 232, 240, 0.6) 75%
  );
  background-size: 200% 100%;
  border-radius: 4px;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* 骨架屏各种线条 */
.skeleton-line.title {
  height: 16px;
  width: 70%;
  margin-bottom: 2px;
}

.skeleton-line.subtitle {
  height: 12px;
  width: 50%;
}

.skeleton-line.text {
  height: 12px;
  width: 40%;
}

.skeleton-line.time {
  height: 12px;
  width: 60%;
}

/* 列表视图骨架屏 */
.skeleton-list-item .skeleton-pin {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
}

.skeleton-list-item .skeleton-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.skeleton-list-item .skeleton-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.skeleton-list-item .skeleton-actions .skeleton-line {
  width: 36px;
  height: 32px;
  border-radius: 8px;
}

/* 响应式设计 - 仅针对grid视图 */
@media (max-width: 1200px){
  .page-mailboxes #grid.grid, .page-mailboxes .grid{
    grid-template-columns: repeat(auto-fill, 260px);
  }
  .mailbox-card{
    width: 260px;
  }
  .mailbox-card .line,
  .mailbox-card .addr{
    max-width: 236px; /* 260px - 24px padding */
  }
  
  /* 加载占位符响应式 */
  .loading-placeholder.show {
    grid-template-columns: repeat(auto-fill, 260px);
  }
  .skeleton-card {
    width: 260px;
  }
}

@media (max-width: 768px){
  .page-mailboxes #grid.grid, .page-mailboxes .grid{
    grid-template-columns: repeat(auto-fill, 240px);
    gap: 8px;
  }
  .mailbox-card{
    width: 240px;
    height: 120px;
    padding: 10px;
  }
  .mailbox-card .line,
  .mailbox-card .addr{
    max-width: 220px; /* 240px - 20px padding */
    font-size: 11px;
  }
  .mailbox-card .addr{
    font-size: 13px;
  }
  
  /* 加载占位符响应式 */
  .loading-placeholder.show {
    grid-template-columns: repeat(auto-fill, 240px);
    gap: 8px;
  }
  .skeleton-card {
    width: 240px;
    height: 120px;
    padding: 10px;
  }
}

@media (max-width: 480px){
  .page-mailboxes #grid.grid, .page-mailboxes .grid{
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  .mailbox-card{
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }
  .mailbox-card .line,
  .mailbox-card .addr{
    max-width: calc(100% - 24px);
  }
  
  /* 加载占位符响应式 */
  .loading-placeholder.show {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  .skeleton-card {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
  }
}

/* 模态框样式 - 统一确认对话框 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  box-shadow: 
    0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04),
    0 0 0 1px rgba(255, 255, 255, 0.5);
  width: 90%;
  max-width: 480px;
  max-height: 90vh;
  overflow: hidden;
  animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px 24px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.8) 0%, rgba(241, 245, 249, 0.8) 100%);
}

.modal-header > div {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 16px;
  color: #1e293b;
}

.modal-icon {
  font-size: 20px;
}

/* 登录权限图标颜色优化 */
#login-confirm-icon {
  transition: all 0.2s ease;
}

/* 解锁图标样式 - 绿色调 */
#login-confirm-icon.unlock {
  color: #16a34a;
  text-shadow: 0 0 8px rgba(22, 163, 74, 0.3);
}

/* 上锁图标样式 - 红色调 */
#login-confirm-icon.lock {
  color: #dc2626;
  text-shadow: 0 0 8px rgba(220, 38, 38, 0.3);
}

.modal-header .close {
  background: rgba(248, 250, 252, 0.8);
  border: 1px solid rgba(226, 232, 240, 0.6);
  font-size: 18px;
  color: #64748b;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  transition: all 0.2s ease;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-header .close:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #dc2626;
  transform: scale(1.05);
}

.modal-body {
  padding: 24px;
  background: rgba(255, 255, 255, 0.9);
}

/* 模态框内的按钮样式优化 */
.modal-body .btn {
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
}

.modal-body .btn-secondary {
  background: rgba(248, 250, 252, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.8);
  color: #475569;
}

.modal-body .btn-secondary:hover {
  background: rgba(241, 245, 249, 1);
  border-color: rgba(203, 213, 225, 1);
  color: #334155;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.modal-body .btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  border: 1px solid transparent;
}

.modal-body .btn-primary:hover {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.modal-body .btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
  border: 1px solid transparent;
}

.modal-body .btn-danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(239, 68, 68, 0.4);
}

/* 邮箱地址显示区域样式优化 */
.modal-body > div[style*="padding:12px"] {
  padding: 16px !important;
  border: 1px solid rgba(226, 232, 240, 0.6) !important;
  border-radius: 12px !important;
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.8) 0%, rgba(241, 245, 249, 0.6) 100%) !important;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05) !important;
}

.modal-body > p {
  color: #475569 !important;
  line-height: 1.6 !important;
  margin-bottom: 16px !important;
}

/* 表单输入框样式 */
.modal-body .form-input {
  transition: all 0.2s ease;
}

.modal-body .form-input:focus {
  outline: none !important;
  border-color: rgba(59, 130, 246, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
  background: rgba(255, 255, 255, 1) !important;
}

.modal-body .form-input:hover {
  border-color: rgba(203, 213, 225, 1) !important;
}

/* 视图切换按钮样式 */
.view-toggle {
  display: flex;
  gap: 2px;
  margin-left: auto;
  background: rgba(248, 250, 252, 0.8);
  border: 1px solid rgba(226, 232, 240, 0.6);
  border-radius: 12px;
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.view-toggle .btn {
  min-width: 44px;
  height: 36px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
}

.view-toggle .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.view-toggle .btn.active {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: white;
  transform: scale(1.02);
  box-shadow: 
    0 4px 14px rgba(99, 102, 241, 0.4),
    0 2px 6px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.view-toggle .btn.active::before {
  opacity: 0;
}

.view-toggle .btn:not(.active):hover {
  color: #4338ca;
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-1px);
  box-shadow: 0 3px 12px rgba(99, 102, 241, 0.15);
}

.view-toggle .btn:not(.active):hover::before {
  opacity: 1;
}

.view-toggle .btn:active {
  transform: scale(0.98);
}

/* 视图图标样式 */
.view-icon {
  width: 16px;
  height: 16px;
  position: relative;
  display: inline-block;
}

/* 网格图标 - 2x2网格 */
.grid-icon {
  background: 
    linear-gradient(currentColor, currentColor) 0 0/6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 10px 0/6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 0 10px/6px 6px no-repeat,
    linear-gradient(currentColor, currentColor) 10px 10px/6px 6px no-repeat;
}

/* 列表图标 - 水平线条 */
.list-icon {
  background: 
    linear-gradient(currentColor, currentColor) 0 2px/16px 2px no-repeat,
    linear-gradient(currentColor, currentColor) 0 7px/16px 2px no-repeat,
    linear-gradient(currentColor, currentColor) 0 12px/16px 2px no-repeat;
}

/* 激活状态下图标颜色 */
.view-toggle .btn.active .view-icon {
  color: white;
}

/* 悬停状态下图标颜色 */
.view-toggle .btn:not(.active):hover .view-icon {
  color: #4338ca;
}

/* 工具栏布局调整 - 两行布局 */
.toolbar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

/* 第一行：搜索框 + 筛选器 */
.toolbar-row-1 {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

/* 第二行：批量操作 + 视图切换 */
.toolbar-row-2 {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.toolbar-spacer {
  flex: 1;
}

.toolbar .searchbar {
  flex: 0 0 auto;
  min-width: 280px;
  max-width: 360px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 筛选器区域 */
.filter-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.filter-select {
  padding: 8px 12px;
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 8px;
  font-size: 13px;
  color: #475569;
  background: rgba(255, 255, 255, 0.95);
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 100px;
  outline: none;
}

.filter-select:hover {
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(255, 255, 255, 1);
}

.filter-select:focus {
  border-color: rgba(99, 102, 241, 0.6);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  background: rgba(255, 255, 255, 1);
}

/* 批量操作按钮区域 */
.batch-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.batch-actions .btn {
  white-space: nowrap;
  transition: all 0.2s ease;
  padding: 6px 10px;
  font-size: 13px;
}

.batch-actions .btn .btn-icon {
  margin-right: 4px;
}

.batch-actions .btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 列表视图样式 */
.page-mailboxes #grid.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 100%;
  grid-template-columns: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 兼容性列表样式 */
.page-mailboxes .list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 100%;
  grid-template-columns: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mailbox-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--card-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glass);
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 60px;
}

.mailbox-list-item:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  border-color: rgba(99, 102, 241, 0.3);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(249, 250, 251, 0.95) 100%);
}

/* 置顶指示器（包含置顶、收藏、转发图标） */
.pin-indicator {
  min-width: 32px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-shrink: 0;
  gap: 2px;
}

.pin-icon {
  color: #f59e0b;
  font-size: 16px;
  text-shadow: 0 1px 3px rgba(245, 158, 11, 0.3);
  transition: transform 0.2s ease;
}

.favorite-icon {
  color: #fbbf24;
  font-size: 14px;
  text-shadow: 0 1px 3px rgba(251, 191, 36, 0.3);
  transition: transform 0.2s ease;
  margin-left: 2px;
}

.forward-icon {
  color: #3b82f6;
  font-size: 14px;
  text-shadow: 0 1px 3px rgba(59, 130, 246, 0.3);
  transition: transform 0.2s ease;
  margin-left: 2px;
}

.pin-placeholder {
  width: 16px;
  height: 16px;
}

.mailbox-list-item:hover .pin-icon {
  transform: scale(1.1) rotate(15deg);
}

.mailbox-list-item:hover .favorite-icon,
.mailbox-list-item:hover .forward-icon {
  transform: scale(1.1);
}

/* 邮箱信息区域 */
.mailbox-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mailbox-info .addr {
  font-weight: 600;
  font-size: 16px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: help;
}

.mailbox-info .meta {
  display: flex;
  gap: 8px;
  font-size: 12px;
  color: #64748b;
  flex-wrap: wrap;
  align-items: center;
}

.mailbox-info .meta > span {
  white-space: nowrap;
}

/* 时间显示 */
.mailbox-info .meta .meta-time {
  color: #94a3b8;
  min-width: 130px;
}

/* 状态图标统一样式 */
.mailbox-info .meta .meta-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(241, 245, 249, 0.8);
  font-size: 14px;
  cursor: help;
  transition: all 0.2s ease;
}

.mailbox-info .meta .meta-status:hover {
  transform: scale(1.1);
  background: rgba(226, 232, 240, 0.9);
}

/* 登录状态 */
.mailbox-info .meta .meta-login.enabled {
  background: rgba(34, 197, 94, 0.15);
}

.mailbox-info .meta .meta-login.disabled {
  background: rgba(239, 68, 68, 0.1);
}

/* 收藏状态 */
.mailbox-info .meta .meta-fav.active {
  background: rgba(251, 191, 36, 0.2);
}

/* 转发地址显示 */
.mailbox-info .meta .meta-forward {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 12px;
  color: #3b82f6;
  font-size: 11px;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mailbox-info .meta .meta-forward-empty {
  color: #cbd5e1;
  font-size: 16px;
}

/* 列表视图操作按钮 */
.list-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
  align-items: center;
  background: rgba(248, 250, 252, 0.6);
  padding: 6px;
  border-radius: 10px;
  border: 1px solid rgba(226, 232, 240, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.list-actions .btn {
  padding: 8px 10px;
  font-size: 14px;
  min-width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid rgba(226, 232, 240, 0.6);
  background: rgba(255, 255, 255, 0.8);
  color: #475569;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.list-actions .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity 0.25s ease;
}

.list-actions .btn:hover {
  transform: translateY(-2px);
  background: rgba(99, 102, 241, 0.1);
  border-color: rgba(99, 102, 241, 0.3);
  color: #4338ca;
  box-shadow: 
    0 6px 20px rgba(99, 102, 241, 0.2),
    0 3px 10px rgba(0, 0, 0, 0.1);
}

.list-actions .btn:hover::before {
  opacity: 1;
}

.list-actions .btn.active {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  border-color: #10b981;
  color: white;
  box-shadow: 
    0 4px 14px rgba(16, 185, 129, 0.4),
    0 2px 6px rgba(0, 0, 0, 0.1);
}

.list-actions .btn.active::before {
  opacity: 0;
}

.list-actions .btn:active {
  transform: scale(0.96) translateY(-1px);
}

/* 响应式设计 - 列表视图 */
@media (max-width: 768px) {
  .mailbox-info .meta {
    gap: 12px;
    font-size: 11px;
  }
  
  .list-actions {
    gap: 6px;
    padding: 4px;
  }
  
  .list-actions .btn {
    padding: 6px 8px;
    font-size: 12px;
    min-width: 32px;
    height: 32px;
  }
  
  .mailbox-list-item {
    padding: 10px 12px;
    min-height: 54px;
  }
  
  .mailbox-info .addr {
    font-size: 14px;
  }
  
  /* 视图切换按钮响应式 */
  .view-toggle {
    padding: 3px;
  }
  
  .view-toggle .btn {
    min-width: 36px;
    height: 32px;
    padding: 6px 8px;
    font-size: 14px;
  }
  
  .view-icon {
    width: 14px;
    height: 14px;
  }
  
  .grid-icon {
    background: 
      linear-gradient(currentColor, currentColor) 0 0/5px 5px no-repeat,
      linear-gradient(currentColor, currentColor) 9px 0/5px 5px no-repeat,
      linear-gradient(currentColor, currentColor) 0 9px/5px 5px no-repeat,
      linear-gradient(currentColor, currentColor) 9px 9px/5px 5px no-repeat;
  }
  
  .list-icon {
    background: 
      linear-gradient(currentColor, currentColor) 0 2px/14px 2px no-repeat,
      linear-gradient(currentColor, currentColor) 0 6px/14px 2px no-repeat,
      linear-gradient(currentColor, currentColor) 0 10px/14px 2px no-repeat;
  }
}

@media (max-width: 480px) {
  .mailbox-info .meta {
    flex-direction: column;
    gap: 2px;
  }
  
  .list-actions {
    flex-direction: column;
    gap: 4px;
    padding: 4px;
  }
  
  .list-actions .btn {
    padding: 8px;
    width: 36px;
    height: 36px;
    font-size: 14px;
  }
  
  .mailbox-list-item {
    gap: 8px;
    padding: 8px 10px;
  }
  
  .pin-indicator {
    width: 24px;
  }
  
  /* 视图切换按钮在小屏幕上优化 */
  .view-toggle {
    gap: 1px;
    padding: 2px;
  }
  
  .view-toggle .btn {
    min-width: 32px;
    height: 28px;
    padding: 4px 6px;
    font-size: 13px;
  }
  
  .view-icon {
    width: 12px;
    height: 12px;
  }
  
  .grid-icon {
    background: 
      linear-gradient(currentColor, currentColor) 0 0/4px 4px no-repeat,
      linear-gradient(currentColor, currentColor) 8px 0/4px 4px no-repeat,
      linear-gradient(currentColor, currentColor) 0 8px/4px 4px no-repeat,
      linear-gradient(currentColor, currentColor) 8px 8px/4px 4px no-repeat;
  }
  
  .list-icon {
    background: 
      linear-gradient(currentColor, currentColor) 0 1px/12px 1.5px no-repeat,
      linear-gradient(currentColor, currentColor) 0 5px/12px 1.5px no-repeat,
      linear-gradient(currentColor, currentColor) 0 9px/12px 1.5px no-repeat;
  }
  
  /* 卡片视图操作按钮在小屏幕上优化 */
  .mailbox-card .actions {
    width: 76px;
    height: 40px;
    gap: 6px;
    padding: 4px;
  }
  
  .mailbox-card .actions .btn-icon {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
}

/* 从内联样式迁移的样式 */

/* 邮箱卡片额外样式 */
.card.mailbox { padding: 12px; }
.card.mailbox .addr { font-weight: 600; word-break: break-all; }
.meta { color:#475569; font-size:12px; margin-top:6px }
.topbar .nav-actions .btn { margin-left:8px }
.pager { display:flex; justify-content:center; align-items:center; gap:8px; margin-top:12px }

/* 批量操作模态框特殊样式 */
.form-textarea {
  transition: all 0.2s ease;
}

.form-textarea:focus {
  outline: none !important;
  border-color: rgba(59, 130, 246, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
  background: rgba(255, 255, 255, 1) !important;
}

.form-textarea:hover {
  border-color: rgba(203, 213, 225, 1) !important;
}

.batch-btn-loading {
  display: none;
}

/* 响应式设计 - 批量操作按钮和筛选器 */
@media (max-width: 768px) {
  .toolbar {
    gap: 8px;
  }
  
  .toolbar-row-1,
  .toolbar-row-2 {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  
  .toolbar .searchbar {
    max-width: 100%;
    min-width: auto;
    width: 100%;
  }
  
  .filter-actions {
    gap: 4px;
    justify-content: flex-start;
  }
  
  .filter-select {
    min-width: 0;
    flex: 1;
    font-size: 12px;
    padding: 6px 8px;
  }
  
  .batch-actions {
    gap: 4px;
    justify-content: flex-start;
  }
  
  .batch-actions .btn span:not(.btn-icon) {
    display: none;
  }
  
  .batch-actions .btn {
    padding: 8px;
  }
  
  .batch-actions .btn .btn-icon {
    margin-right: 0;
  }
  
  .toolbar-row-2 {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (max-width: 480px) {
  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  
  .toolbar .searchbar {
    width: 100%;
    max-width: 100%;
  }
  
  .filter-actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .filter-select {
    flex: 1;
    min-width: auto;
  }
  
  .batch-actions {
    width: 100%;
    justify-content: space-between;
  }
  
  .batch-actions .btn {
    flex: 1;
  }
}

/* 二级页面样式 */
.subpage {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.subpage-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.subpage-content {
  position: relative;
  width: 90vw;
  max-width: 800px;
  max-height: 90vh;
  background: white;
  border-radius: 16px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: slideUp 0.3s ease-out;
}

.subpage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid #e2e8f0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.subpage-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 600;
  color: #1e293b;
}

.subpage-icon {
  font-size: 20px;
}

.subpage-close {
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  transition: all 0.2s ease;
}

.subpage-close:hover {
  background: rgba(248, 113, 113, 0.1);
  color: #ef4444;
}

.subpage-body {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.assign-mailbox-info {
  padding: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.info-label {
  font-size: 12px;
  color: #64748b;
  margin-bottom: 4px;
}

.info-value {
  font-weight: 600;
  color: #1e293b;
  word-break: break-all;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #1e293b;
}

.selection-actions {
  display: flex;
  gap: 8px;
}

.user-search {
  margin-bottom: 16px;
}

.user-search .search-input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
}

.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  color: #64748b;
}

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid #e2e8f0;
  border-top: 2px solid #3b82f6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.users-list {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  max-height: 300px;
  overflow-y: auto;
}

.user-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid #f1f5f9;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.user-item:last-child {
  border-bottom: none;
}

.user-item:hover {
  background: #f8fafc;
}

.user-item.selected {
  background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
  border-color: #93c5fd;
}

.user-checkbox {
  margin-right: 12px;
  width: 16px;
  height: 16px;
  accent-color: #3b82f6;
}

.user-info {
  flex: 1;
}

.user-name {
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 2px;
}

.user-details {
  font-size: 12px;
  color: #64748b;
}

.selected-users-section {
  border-top: 1px solid #e2e8f0;
  padding-top: 24px;
}

.selected-users-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.selected-user-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
  border: 1px solid #93c5fd;
  border-radius: 20px;
  font-size: 12px;
  color: #1e40af;
}

.selected-user-tag .remove-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: #64748b;
  font-size: 10px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.selected-user-tag .remove-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.subpage-footer {
  padding: 20px 24px;
  border-top: 1px solid #e2e8f0;
  background: #f8fafc;
}

.footer-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.btn-loading {
  display: none;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to { 
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

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

/* 子页面响应式设计 */
@media (max-width: 768px) {
  .subpage-content {
    width: 95vw;
    max-height: 95vh;
  }
  
  .subpage-header, .subpage-body, .subpage-footer {
    padding: 16px;
  }
  
  .subpage-body {
    gap: 16px;
  }
}