/* ===== 收藏功能样式 ===== */

/* 收藏选择弹窗 */
.fav-picker-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 9999;
  display: flex; align-items: flex-end;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}
.fav-picker-sheet {
  background: var(--bg-primary, #fff);
  width: 100%; max-width: 500px;
  border-radius: 16px 16px 0 0;
  max-height: 85vh;
  display: flex; flex-direction: column;
  animation: slideUp 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}
.fav-picker-header {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border-color, #eee);
  display: flex; align-items: center; justify-content: space-between;
}
.fav-picker-title { font-size: 16px; font-weight: 600; }
.fav-picker-close {
  background: none; border: none; font-size: 20px;
  color: var(--text-secondary, #999); cursor: pointer; padding: 4px 8px;
}
.fav-picker-hint {
  padding: 8px 20px; font-size: 12px;
  color: var(--text-secondary, #999);
}
.fav-picker-list {
  flex: 1; overflow-y: auto;
  padding: 8px 12px;
  max-height: calc(85vh - 180px);
}
.fav-picker-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  margin-bottom: 6px; cursor: pointer;
  transition: background 0.15s;
}
.fav-picker-item:hover { background: var(--bg-hover, #f5f5f7); }
.fav-picker-item.selected { background: rgba(66,110,254,0.08); }
.fav-picker-checkbox {
  width: 20px; height: 20px; min-width: 20px;
  border: 2px solid var(--border-color, #ddd);
  border-radius: 50%; margin-top: 2px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.fav-picker-item.selected .fav-picker-checkbox {
  background: #426EFE; border-color: #426EFE;
}
.fav-picker-item.selected .fav-picker-checkbox::after {
  content: ''; width: 8px; height: 4px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px);
}
.fav-picker-role {
  font-size: 11px; font-weight: 600;
  padding: 2px 6px; border-radius: 4px;
  margin-bottom: 4px; display: inline-block;
}
.fav-picker-role.user { background: #e8f0fe; color: #426EFE; }
.fav-picker-role.assistant { background: #f0f0f0; color: #666; }
.fav-picker-content {
  font-size: 13px; line-height: 1.5;
  color: var(--text-primary, #333);
  overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; word-break: break-word;
}
.fav-picker-footer {
  padding: 12px 20px 20px;
  border-top: 1px solid var(--border-color, #eee);
  display: flex; gap: 10px;
}
.fav-picker-btn {
  flex: 1; padding: 12px; border: none; border-radius: 10px;
  font-size: 15px; font-weight: 600; cursor: pointer;
  transition: opacity 0.15s;
}
.fav-picker-btn:active { opacity: 0.7; }
.fav-picker-btn.cancel {
  background: var(--bg-hover, #f5f5f7);
  color: var(--text-primary, #333);
}
.fav-picker-btn.confirm {
  background: #426EFE; color: #fff;
}
.fav-picker-btn.confirm:disabled {
  background: #ccc; cursor: not-allowed;
}

/* 收藏页面 */
#favoritesPage {
  display: flex; flex-direction: column; height: 100%;
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  background-color: var(--bg-primary, #fff);
}
.favorites-list {
  flex: 1; overflow-y: auto;
  padding: 12px 16px;
}
.fav-empty {
  text-align: center; padding: 80px 20px;
  color: var(--text-secondary, #999);
}
.fav-empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.5; }
.fav-empty-text { font-size: 14px; }
.fav-item {
  background: var(--bg-card, #fff);
  border-radius: 12px; padding: 14px 16px;
  margin-bottom: 10px; cursor: pointer;
  border: 1px solid var(--border-color, #eee);
  transition: all 0.15s;
}
.fav-item:active { transform: scale(0.98); opacity: 0.8; }
.fav-item-title {
  font-size: 14px; font-weight: 600;
  color: var(--text-primary, #333);
  margin-bottom: 6px;
  overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.fav-item-preview {
  font-size: 12px; color: var(--text-secondary, #999);
  overflow: hidden; text-overflow: ellipsis;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; line-height: 1.5;
}
.fav-item-meta {
  display: flex; justify-content: space-between;
  align-items: center; margin-top: 8px;
}
.fav-item-date { font-size: 11px; color: var(--text-secondary, #bbb); }
.fav-item-delete {
  background: none; border: none;
  color: #ff4444; font-size: 12px; cursor: pointer;
  padding: 4px 8px;
}

/* 收藏详情对话页 */
#favDetailPage {
  display: flex; flex-direction: column; height: 100%;
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  background-color: var(--bg-primary, #fff);
}
.fav-detail-messages {
  flex: 1; overflow-y: auto;
  padding: 16px;
}
.fav-detail-msg {
  margin-bottom: 16px; max-width: 85%;
}
.fav-detail-msg.user {
  margin-left: auto;
}
.fav-detail-msg.user .fav-detail-bubble {
  background: #426EFE; color: #fff;
  border-radius: 16px 16px 4px 16px;
}
.fav-detail-msg.assistant .fav-detail-bubble {
  background: var(--bg-card, #f5f5f7);
  color: var(--text-primary, #333);
  border-radius: 16px 16px 16px 4px;
}
.fav-detail-bubble {
  padding: 10px 14px; font-size: 14px;
  line-height: 1.6; word-break: break-word;
}
.fav-detail-input-area {
  padding: 10px 16px 16px;
  border-top: 1px solid var(--border-color, #eee);
  display: flex; gap: 8px;
}
.fav-detail-input {
  flex: 1; padding: 10px 14px;
  border: 1px solid var(--border-color, #ddd);
  border-radius: 20px; font-size: 14px;
  background: var(--bg-primary, #fff);
  color: var(--text-primary, #333);
  outline: none; resize: none;
  max-height: 100px;
}
.fav-detail-send {
  width: 40px; height: 40px; min-width: 40px;
  border: none; border-radius: 50%;
  background: #426EFE; color: #fff;
  cursor: pointer; display: flex;
  align-items: center; justify-content: center;
}
.fav-detail-send:disabled { background: #ccc; }

/* 消息操作区 - 收藏/更多按钮 */
.message-actions .fav-btn,
.message-actions .more-btn {
  cursor: pointer;
  padding: 4px 8px; color: var(--text-secondary, #999);
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; transition: all 0.2s ease;
}
.message-actions .fav-btn:hover,
.message-actions .more-btn:hover { color: var(--text-primary); background: var(--bg-tertiary); border-color: var(--text-tertiary); }

/* 更多按钮弹出菜单 */
.more-menu {
  position: absolute; bottom: 100%; right: 0;
  background: var(--bg-card, #fff);
  border-radius: 10px; box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  padding: 6px; min-width: 120px;
  z-index: 100; display: none;
}
.more-menu.show { display: block; }
.more-menu-item {
  padding: 8px 12px; font-size: 13px;
  border-radius: 6px; cursor: pointer;
  color: var(--text-primary, #333);
}
.more-menu-item:hover { background: var(--bg-hover, #f5f5f7); }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }

/* 暗色模式 */
[data-theme="dark"] .fav-picker-sheet { background: #1c1c1e; }
[data-theme="dark"] .fav-picker-item:hover { background: #2c2c2e; }
[data-theme="dark"] .fav-picker-item.selected { background: rgba(66,110,254,0.15); }
[data-theme="dark"] .fav-picker-content { color: #fff; }
[data-theme="dark"] .fav-item { background: #1c1c1e; border-color: #333; }
[data-theme="dark"] .fav-detail-msg.assistant .fav-detail-bubble { background: #2c2c2e; color: #fff; }
[data-theme="dark"] .fav-detail-input { background: #1c1c1e; border-color: #333; color: #fff; }
[data-theme="dark"] .more-menu { background: #1c1c1e; }
[data-theme="dark"] .more-menu-item:hover { background: #2c2c2e; }