/* ============================================
   Site Notes - 现代亮色主题样式
   ============================================ */

:root {
  /* 颜色系统 - 亮色主题 */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-input: #f1f5f9;
  --bg-modal: rgba(0, 0, 0, 0.5);

  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-success: #22c55e;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;

  --border-color: #e2e8f0;
  --border-radius: 12px;
  --border-radius-sm: 8px;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);

  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* 重置和基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-primary-hover);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================
   布局
   ============================================ */

.app-container {
  display: flex;
  min-height: 100vh;
}

/* 侧边栏 */
.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-icon {
  font-size: 1.8rem;
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
}

.sidebar-section {
  margin-bottom: var(--spacing-lg);
}

.sidebar-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  padding: 0 var(--spacing-sm);
}

.sidebar-nav {
  list-style: none;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-nav-item:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.sidebar-nav-item.active {
  background: var(--accent-primary);
  color: var(--text-primary);
}

.sidebar-nav-item .count {
  margin-left: auto;
  font-size: 0.75rem;
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 10px;
}

/* 主内容区 */
.main-content {
  flex: 1;
  margin-left: 280px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* 顶部导航 */
.top-nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  position: sticky;
  top: 0;
  z-index: 50;
}

.search-box {
  flex: 1;
  max-width: 500px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  padding-left: 40px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-left: auto;
}

.sort-select {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  cursor: pointer;
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--accent-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-primary-hover);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
}

.btn-danger {
  background: var(--accent-danger);
  color: white;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.875rem;
}

/* ============================================
   卡片网格
   ============================================ */

.content-area {
  padding: var(--spacing-xl);
  flex: 1;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.page-title {
  font-size: 1.5rem;
  font-weight: 600;
}

/* 视图切换 */
.view-toggle {
  display: flex;
  gap: 2px;
  background: var(--bg-input);
  border-radius: var(--border-radius-sm);
  padding: 2px;
}

.view-btn {
  width: 36px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.view-btn:hover {
  color: var(--text-primary);
}

.view-btn.active {
  background: var(--bg-card);
  color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

/* 卡片网格视图 */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

/* 列表视图 */
.cards-grid.list-view {
  display: block;
}

.cards-grid.list-view .site-card {
  display: grid;
  grid-template-columns: 180px 1fr 200px 100px;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  margin-bottom: 2px;
  overflow: hidden;
}

.cards-grid.list-view .card-header {
  grid-column: 1;
  grid-row: 1;
  overflow: hidden;
  margin-bottom: 0;
}

.cards-grid.list-view .card-description {
  grid-column: 2;
  grid-row: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 0;
  display: block;
  -webkit-line-clamp: unset;
  -webkit-box-orient: unset;
  flex: none;
  max-width: 300px;
  position: relative;
}

/* 列表视图描述悬浮提示 - 用 ::before 伪元素 */
.cards-grid.list-view .card-description::before {
  content: attr(title);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  width: 350px;
  max-width: 350px;
  padding: 10px 14px;
  background: #1e293b;
  color: #fff;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.5;
  white-space: normal;
  word-wrap: break-word;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transition: opacity 0.2s, visibility 0.2s;
}

.cards-grid.list-view .card-description:hover::before {
  opacity: 1;
  visibility: visible;
}

.cards-grid.list-view .card-rating {
  grid-column: 3;
  grid-row: 1;
  margin-bottom: 0;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  flex-wrap: nowrap;
  justify-content: center;
}

.cards-grid.list-view .card-footer {
  grid-column: 4;
  grid-row: 1;
  border-top: none;
  padding-top: 0;
  margin-top: 0;
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
}

.cards-grid.list-view .card-tags,
.cards-grid.list-view .card-collections,
.cards-grid.list-view .card-meta {
  display: none;
}

.cards-grid.list-view .site-card:hover {
  transform: none;
}

/* 列表视图下响应式处理 */
@media (max-width: 900px) {
  .cards-grid.list-view .site-card {
    grid-template-columns: 150px 1fr 100px;
  }

  .cards-grid.list-view .card-footer {
    grid-column: 3;
  }

  .cards-grid.list-view .card-rating {
    display: none;
  }
}

/* 网站卡片 */
.site-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.site-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-primary);
}

.site-card.pinned {
  border-color: var(--accent-warning);
}

.site-card.pinned::before {
  content: '📌';
  position: absolute;
  top: -8px;
  right: 16px;
  font-size: 1.2rem;
}

.site-card.private {
  opacity: 0.7;
}

.site-card.private::after {
  content: '🔒';
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.9rem;
}

.card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.card-favicon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.card-favicon img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.card-info {
  flex: 1;
  min-width: 0;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-url {
  font-size: 0.8rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.tag {
  padding: 2px 10px;
  background: var(--bg-input);
  border-radius: 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag:hover {
  background: var(--accent-primary);
  color: white;
}

.card-collections {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.collection-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 0.7rem;
  color: white;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

.card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-actions {
  display: flex;
  gap: var(--spacing-xs);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.site-card:hover .card-actions {
  opacity: 1;
}

.card-action-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-input);
  border-radius: 6px;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.card-action-btn:hover {
  background: var(--accent-primary);
  color: white;
}

.card-action-btn.delete:hover {
  background: var(--accent-danger);
}

/* 相关链接展开 */
.card-related-links {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
}

.related-links-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.related-links-toggle:hover {
  color: var(--accent-primary);
}

.related-links-list {
  margin-top: var(--spacing-sm);
  display: none;
}

.related-links-list.open {
  display: block;
}

.related-link-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) 0;
  font-size: 0.85rem;
}

.related-link-item a {
  color: var(--text-secondary);
}

.related-link-item a:hover {
  color: var(--accent-primary);
}

.link-type-badge {
  font-size: 0.65rem;
  padding: 1px 6px;
  background: var(--bg-input);
  border-radius: 4px;
  color: var(--text-muted);
}

/* ============================================
   模态框
   ============================================ */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1.5rem;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
}

/* 表单样式 */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
}

.form-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-input:focus {
  border-color: var(--accent-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-primary);
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* Tags 输入 */
.tags-input-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  min-height: 42px;
}

.tags-input-container:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.tags-input-container .tag {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
}

.tags-input-container .tag .remove-tag {
  cursor: pointer;
  opacity: 0.6;
}

.tags-input-container .tag .remove-tag:hover {
  opacity: 1;
}

.tags-input {
  flex: 1;
  min-width: 100px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  outline: none;
}

/* 集合选择 */
.collections-select {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.collection-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.collection-option:hover {
  border-color: var(--accent-primary);
}

.collection-option.selected {
  border-color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.2);
}

.collection-option input {
  display: none;
}

/* 标签下拉选择 */
.tags-input-wrapper {
  position: relative;
}

.tags-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  max-height: 200px;
  overflow-y: auto;
  z-index: 100;
  margin-top: 4px;
  box-shadow: var(--shadow-md);
}

.tag-suggestion {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  transition: background var(--transition-fast);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tag-suggestion:hover {
  background: var(--bg-card-hover);
}

.tag-suggestion .count {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 评价星级 */
.rating-input,
.card-rating {
  display: flex;
  gap: 4px;
}

.star {
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.star:hover {
  transform: scale(1.2);
}

.star.filled {
  color: #fbbf24;
}

.card-rating {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.card-rating .star {
  font-size: 1rem;
}

/* 描述样式 - 悬浮显示完整内容 */
.card-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
  max-height: 3em;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  position: relative;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.card-description:hover {
  max-height: none;
  -webkit-line-clamp: unset;
  line-clamp: unset;
  overflow: visible;
  background: var(--bg-card);
  padding: var(--spacing-sm);
  margin: calc(-1 * var(--spacing-sm));
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.desc-toggle {
  display: none;
}

/* 评价内容 */
.card-review {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
  margin-left: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  border-left: 2px solid var(--border-color);
}

/* ============================================
   登录模态框
   ============================================ */

.login-modal .modal {
  max-width: 400px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.login-title {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.login-title h2 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.login-title p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================
   空状态
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--spacing-xl) * 2;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.empty-state-title {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.empty-state-text {
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   通知/Toast
   ============================================ */

.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.success {
  border-color: var(--accent-success);
}

.toast.error {
  border-color: var(--accent-danger);
}

.toast.warning {
  border-color: var(--accent-warning);
}

/* ============================================
   加载状态
   ============================================ */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ============================================
   响应式设计
   ============================================ */

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 768px) {
  .cards-grid {
    grid-template-columns: 1fr;
  }

  .top-nav {
    flex-wrap: wrap;
  }

  .search-box {
    order: 3;
    max-width: 100%;
    width: 100%;
    margin-top: var(--spacing-sm);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* 菜单切换按钮 */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
}

/* 侧边栏遮罩 */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
}

.sidebar-backdrop.open {
  display: block;
}

@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
  }
}

/* Sun Dec 14 23:38:56 CST 2025 */