/* ====== 文献笔记页面样式 - 马卡龙配色 ====== */

/* 主容器 */
.literature-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  height: auto;
  background: linear-gradient(135deg, #FFF5F5 0%, #F0FFF4 50%, #EBF8FF 100%);
}

/* 顶部工具栏 */
.lit-top-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 32px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.lit-search-box {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.lit-search-box i {
  position: absolute;
  left: 16px;
  color: #94A3B8;
  font-size: 1rem;
}

.lit-search-box input {
  width: 100%;
  padding: 12px 60px 12px 44px;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  font-size: 1.0625rem;
  outline: none;
  transition: all 0.2s;
  background: white;
}

.lit-search-box input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.lit-search-box kbd {
  position: absolute;
  right: 16px;
  padding: 4px 8px;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 6px;
  font-size: 1.0625rem;
  color: #64748B;
  font-family: monospace;
}

.lit-filters {
  display: flex;
  gap: 12px;
}

.lit-filter-btn {
  padding: 10px 16px;
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  font-size: 1rem;
  color: #475569;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lit-filter-btn:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
}

.lit-actions {
  display: flex;
  gap: 12px;
}

/* 主内容区 */
.lit-main-content {
  display: flex;
  flex: 1;
  overflow: auto;
  gap: 0;
}

/* 左侧文献列表 */
.lit-sidebar {
  width: 340px;
  min-width: 340px;
  background: white;
  border-right: 1px solid #E2E8F0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lit-tabs {
  display: flex;
  flex-wrap: nowrap;
  padding: 14px 16px;
  gap: 8px;
  border-bottom: 1px solid #E2E8F0;
  background: #FAFAFA;
  overflow-x: auto;
}

.lit-tab {
  flex: 1 1 auto;
  min-width: max-content;
  padding: 8px 14px;
  background: transparent;
  border: none;
  border-radius: 8px;
  font-size: 1.0625rem;
  color: #64748B;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

.lit-tab:hover {
  background: #F1F5F9;
}

.lit-tab.active {
  background: var(--primary-light);
  color: var(--primary-color);
  font-weight: 600;
}

.lit-count {
  padding: 2px 6px;
  background: rgba(139, 92, 246, 0.15);
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
}

.lit-list {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

.lit-item {
  padding: 16px;
  margin-bottom: 8px;
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.lit-item:hover {
  border-color: #CBD5E1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.lit-item.active {
  border-color: var(--primary-color);
  background: var(--primary-light);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.15);
}

.lit-item-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
}

.lit-item-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #CBD5E1;
  margin-top: 8px;
  flex-shrink: 0;
}

.lit-item.active .lit-item-dot {
  background: var(--primary-color);
}

.lit-item h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #1E293B;
  line-height: 1.5;
  margin: 0;
  flex: 1;
}

.lit-item-authors {
  font-size: 1.0625rem;
  color: #64748B;
  margin: 0 0 4px 16px;
}

.lit-item-journal {
  font-size: 1.0625rem;
  color: #94A3B8;
  margin: 0 0 4px 16px;
}

.lit-item-year {
  font-size: 1.0625rem;
  color: #CBD5E1;
  margin: 0 0 12px 16px;
}

.lit-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: 16px;
}

.lit-tag {
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 500;
}

.lit-tag-blue {
  background: #DBEAFE;
  color: #1E40AF;
}

.lit-tag-green {
  background: #D1FAE5;
  color: #065F46;
}

.lit-tag-orange {
  background: #FED7AA;
  color: #9A3412;
}

.lit-tag-purple {
  background: #E9D5FF;
  color: #6B21A8;
}

.lit-tag-pink {
  background: #FBCFE8;
  color: #9D174D;
}

.lit-tag-cyan {
  background: #CFFAFE;
  color: #155E75;
}

.lit-tag-yellow {
  background: #FEF3C7;
  color: #92400E;
}

.lit-item-fav {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: #CBD5E1;
  cursor: pointer;
  padding: 4px;
  transition: all 0.2s;
}

.lit-item-fav:hover {
  color: #F59E0B;
}

.lit-item-fav.active {
  color: #F59E0B;
}

.lit-footer {
  padding: 16px;
  text-align: center;
  font-size: 1.0625rem;
  color: #94A3B8;
  border-top: 1px solid #E2E8F0;
  background: #FAFAFA;
}

/* 中间详情区 */
.lit-detail {
  flex: 1;
  overflow-y: auto;
  padding: 32px;
  background: white;
}

.lit-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #CBD5E1;
}

.lit-empty-state i {
  font-size: 4rem;
  margin-bottom: 16px;
}

.lit-empty-state p {
  font-size: 1rem;
  color: #94A3B8;
}

.lit-detail-content {
  max-width: 900px;
  margin: 0 auto;
}

.lit-detail-section {
  margin-bottom: 32px;
  padding: 24px;
  background: #FAFAFA;
  border-radius: 12px;
  border: 1px solid #E2E8F0;
}

.lit-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #E2E8F0;
}

.lit-detail-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #1E293B;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.lit-detail-header h3::before {
  content: '';
  width: 4px;
  height: 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-pink));
  border-radius: 2px;
}

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

.lit-action-btn {
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.2s;
  color: #64748B;
}

.lit-action-btn:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
}

.lit-copy-btn {
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.2s;
  color: #64748B;
  font-size: 1rem;
}

.lit-copy-btn:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
  color: var(--primary-color);
}

.lit-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.lit-detail-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lit-detail-field.full-width {
  grid-column: 1 / -1;
}

.lit-detail-field label {
  font-size: 1.0625rem;
  color: #64748B;
  font-weight: 500;
}

.lit-detail-value {
  font-size: 1.0625rem;
  color: #1E293B;
  margin: 0;
  line-height: 1.6;
}

.lit-doi-link {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.lit-doi-link:hover {
  text-decoration: underline;
}

.lit-abstract-content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: #475569;
  padding: 16px;
  background: white;
  border-radius: 8px;
  border: 1px solid #E2E8F0;
}

.lit-conclusions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lit-conclusion-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  background: white;
  border-radius: 8px;
  border: 1px solid #E2E8F0;
  font-size: 1rem;
  color: #475569;
  line-height: 1.6;
}

.lit-methods-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.lit-method-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 20px;
  font-size: 1.0625rem;
  color: #475569;
  transition: all 0.2s;
}

.lit-method-tag i {
  color: var(--primary-color);
}

.lit-method-tag:hover {
  border-color: var(--primary-color);
  background: var(--primary-light);
}

.lit-add-method-btn,
.lit-link-btn,
.lit-upload-btn {
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.2s;
  color: #64748B;
  font-size: 1.0625rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lit-add-method-btn:hover,
.lit-link-btn:hover,
.lit-upload-btn:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
  color: var(--primary-color);
}

.lit-experiments-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lit-exp-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  transition: all 0.2s;
}

.lit-exp-card:hover {
  border-color: #CBD5E1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.lit-exp-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lit-exp-info h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #1E293B;
  margin: 0;
}

.lit-exp-id {
  font-size: 1.0625rem;
  color: #94A3B8;
  font-family: monospace;
}

.lit-exp-status {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 1.0625rem;
  font-weight: 600;
}

.lit-exp-status.in-progress {
  background: #DBEAFE;
  color: #1E40AF;
}

.lit-exp-status.completed {
  background: #D1FAE5;
  color: #065F46;
}

.lit-attachments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.lit-attachment-card {
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.2s;
  position: relative;
}

.lit-attachment-card:hover {
  border-color: #CBD5E1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.lit-attachment-preview {
  height: 120px;
  background: #F8FAFC;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.lit-attachment-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lit-attachment-preview i {
  font-size: 3rem;
  color: #CBD5E1;
}

.lit-attachment-info {
  padding: 12px;
}

.lit-attachment-name {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #1E293B;
  margin: 0 0 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lit-attachment-meta {
  font-size: 1rem;
  color: #94A3B8;
  margin: 0;
}

.lit-attachment-more {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 6px;
  padding: 6px;
  cursor: pointer;
  color: #64748B;
  transition: all 0.2s;
}

.lit-attachment-more:hover {
  background: white;
  color: var(--primary-color);
}

/* 右侧信息栏 */
.lit-info-panel {
  width: 300px;
  min-width: 280px;
  background: white;
  border-left: 1px solid #E2E8F0;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.lit-panel-card {
  background: #FAFAFA;
  border-radius: 12px;
  border: 1px solid #E2E8F0;
  overflow: hidden;
}

.lit-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  background: white;
  border-bottom: 1px solid #E2E8F0;
}

.lit-panel-header h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #1E293B;
  margin: 0;
}

.lit-panel-action {
  background: none;
  border: none;
  color: #94A3B8;
  cursor: pointer;
  padding: 4px;
  transition: all 0.2s;
}

.lit-panel-action:hover {
  color: var(--primary-color);
}

.lit-panel-body {
  padding: 16px;
}

/* 标签云 */
.lit-tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* 阅读进度 */
.lit-progress-circle {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
}

.lit-progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.lit-progress-percent {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--calc-accent, #C45C26);
}

.lit-progress-hint {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  color: #94A3B8;
  text-align: center;
}

.lit-progress-label {
  font-size: 1.0625rem;
  color: #94A3B8;
}

.lit-progress-checks {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.lit-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  margin: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  font-size: 1.0625rem;
  color: #94A3B8;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.lit-check-item:hover:not(:disabled) {
  background: #F8FAFC;
  border-color: #E2E8F0;
}

.lit-check-item.checked {
  color: #475569;
}

.lit-check-item:disabled {
  cursor: default;
  opacity: 0.65;
}

.lit-check-item i {
  font-size: 1rem;
  flex-shrink: 0;
}

.lit-check-item.checked i {
  color: var(--calc-accent, #C45C26);
}

.lit-check-item:not(.checked) i {
  color: #CBD5E1;
}

.lit-reset-btn {
  width: 100%;
}

/* 重要度按钮 */
.lit-importance-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lit-importance-btn {
  padding: 10px 16px;
  background: white;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  font-size: 1.0625rem;
  color: #64748B;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.lit-importance-btn:hover {
  background: #F8FAFC;
  border-color: #CBD5E1;
}

.lit-importance-btn.active {
  background: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--primary-color);
  font-weight: 600;
}

/* 最近查看列表 */
.lit-recent-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.lit-recent-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  background: white;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.lit-recent-item:hover {
  background: #F8FAFC;
}

.lit-recent-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #CBD5E1;
  flex-shrink: 0;
}

.lit-recent-item.active .lit-recent-dot {
  background: var(--primary-color);
}

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

.lit-recent-title {
  font-size: 1.0625rem;
  color: #1E293B;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lit-recent-time {
  font-size: 1rem;
  color: #94A3B8;
}

.lit-view-all-btn {
  width: 100%;
  padding: 10px;
  background: none;
  border: none;
  color: var(--primary-color);
  font-size: 1.0625rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.lit-view-all-btn:hover {
  background: var(--primary-light);
  border-radius: 8px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .lit-main-content {
    flex-direction: column;
  }
  
  .lit-sidebar {
    width: 100%;
    min-width: 100%;
    max-height: 400px;
    border-right: none;
    border-bottom: 1px solid #E2E8F0;
  }
  
  .lit-info-panel {
    width: 100%;
    border-left: none;
    border-top: 1px solid #E2E8F0;
  }
  
  .lit-detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .lit-top-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    padding: 16px;
  }
  
  .lit-filters {
    flex-wrap: wrap;
  }
  
  .lit-detail {
    padding: 16px;
  }
  
  .lit-detail-section {
    padding: 16px;
  }
  
  .lit-attachments-grid {
    grid-template-columns: 1fr;
  }
}

/* PDF 导入表单 */
.lit-import-form {
  padding: 4px 0;
}

.lit-import-hint {
  margin: 0 0 16px;
  padding: 10px 14px;
  background: #F8F5F1;
  border-radius: 8px;
  font-size: 0.875rem;
  color: #6B6560;
}

.lit-import-field {
  margin-bottom: 14px;
}

.lit-import-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #3D3835;
  margin-bottom: 6px;
}

.lit-import-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.lit-doi-input-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.lit-doi-input-row .calc-input {
  flex: 1;
  min-width: 0;
}

.lit-doi-input-row .btn {
  white-space: nowrap;
  flex-shrink: 0;
}

.lit-doi-examples {
  margin: 0;
  font-size: 0.8125rem;
  color: #94A3B8;
}

.lit-doi-examples code {
  font-size: 0.75rem;
  background: #F1F5F9;
  padding: 2px 6px;
  border-radius: 4px;
}

/* 阅读笔记 */
.lit-reading-notes-section {
  border-left: 3px solid #9B7EBD;
}

.lit-reading-hint {
  font-size: 0.75rem;
  color: #94A3B8;
  font-weight: 400;
}

.lit-reading-notes-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lit-reading-note-item {
  position: relative;
  padding: 12px 36px 12px 14px;
  background: #FAFAF9;
  border: 1px solid #E8E4DF;
  border-radius: 10px;
}

.lit-reading-note-meta {
  font-size: 0.75rem;
  color: #94A3B8;
  margin-bottom: 6px;
}

.lit-reading-note-body {
  font-size: 0.875rem;
  color: #3D3835;
  line-height: 1.55;
  white-space: pre-wrap;
}

.lit-reading-note-del {
  position: absolute;
  top: 10px;
  right: 8px;
  border: none;
  background: transparent;
  color: #CBD5E1;
  cursor: pointer;
  padding: 4px 8px;
}

.lit-reading-note-del:hover {
  color: #EF4444;
}

.lit-reading-empty {
  color: #94A3B8;
  font-size: 0.875rem;
  margin: 0;
}

.lit-note-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #E8E4DF;
  border-radius: 8px;
  font-size: 0.875rem;
  line-height: 1.5;
  resize: vertical;
  font-family: inherit;
  box-sizing: border-box;
}

.lit-note-textarea:focus {
  outline: none;
  border-color: #9B7EBD;
  box-shadow: 0 0 0 3px rgba(155, 126, 189, 0.15);
}