/* ==================== Tab 导航 (Train Model) ==================== */
.train-model-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  margin-top: 0;
  overflow-x: auto;
  background: var(--card-background);
  position: sticky;
  top: 0;
  z-index: 10;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

.train-model-tab {
  flex: 1;
  min-width: auto;
  padding: 12px 8px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.train-model-tab:hover {
  color: var(--color-primary);
}

.train-model-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

.tab-badge {
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 10px;
  line-height: 1.5;
  min-width: 18px;
  text-align: center;
}

/* ==================== Tab 内容区 ==================== */
.train-model-tab-content {
  background: transparent;
}

.train-model-panel {
  padding: 20px 0;
  background: transparent;
  border: none;
  animation: tabFadeIn 0.25s ease;
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== 命名含义解析 - 可视化拆分 ==================== */
.naming-breakdown {
  text-align: center;
  margin-bottom: 20px;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--color-bg-surface) 100%);
  border-radius: var(--radius-md, 12px);
  border: 1px solid var(--color-border);
}

.naming-breakdown-title {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  font-weight: 500;
}

.naming-breakdown-parts {
  display: flex;
  justify-content: center;
  align-items: stretch;
  gap: 8px;
  flex-wrap: wrap;
}

.naming-part-box {
  background: var(--card-background);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md, 10px);
  padding: 10px 14px;
  min-width: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  box-shadow: 0 2px 8px rgba(245, 166, 35, 0.15);
}

.naming-part-code {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  letter-spacing: 1px;
}

.naming-part-label {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.naming-detail-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.naming-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px;
  background: var(--color-bg-surface);
  border-radius: var(--radius-md, 10px);
  border: 1px solid var(--color-border);
}

.naming-detail-code {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  min-width: 60px;
  text-align: center;
  padding: 4px 10px;
  background: var(--card-background);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm, 8px);
  line-height: 1.3;
  letter-spacing: 1px;
  flex-shrink: 0;
}

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

.naming-detail-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
  font-weight: 500;
}

.naming-detail-meaning {
  font-size: 14px;
  color: var(--text-primary);
  line-height: 1.6;
}

/* 数据库中原有的命名说明 */
.naming-extra-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 20px 0 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--color-border);
}

.naming-extra-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  background: var(--color-bg-surface);
  padding: 10px 14px;
  border-radius: var(--radius-sm, 8px);
  border-left: 3px solid var(--color-primary);
}

/* ==================== 空状态展示 ==================== */
.train-model-empty {
  text-align: center;
  padding: 30px 20px;
}

.train-model-empty p {
  margin: 4px 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.train-model-empty .empty-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 8px;
  line-height: 1.5;
}

/* ==================== 底部返回按钮 ==================== */
.train-model-footer {
  margin-top: 16px;
  padding: 20px 0 40px;
  display: flex;
  justify-content: center;
}

.train-model-back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--card-background);
  color: var(--text-primary);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.train-model-back-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--primary-light);
  box-shadow: 0 4px 12px rgba(245, 166, 35, 0.15);
}

.train-model-back-btn svg {
  display: flex;
  align-items: center;
}

/* ==================== 暗色主题适配 - 车型页 ==================== */
[data-theme="dark"] .train-model-tabs {
  background: var(--card-background);
}

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

[data-theme="dark"] .naming-breakdown {
  background: linear-gradient(135deg, rgba(245, 166, 35, 0.12) 0%, var(--card-background) 100%);
  border-color: rgba(245, 166, 35, 0.3);
}

[data-theme="dark"] .naming-part-box {
  background: var(--card-background);
  border-color: var(--color-primary);
}

[data-theme="dark"] .naming-part-code {
  color: var(--color-primary);
}

[data-theme="dark"] .naming-detail-item {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--color-border);
}

[data-theme="dark"] .naming-detail-code {
  background: var(--card-background);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

[data-theme="dark"] .naming-detail-meaning {
  color: var(--text-primary);
}

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

[data-theme="dark"] .naming-extra-text {
  background: rgba(255, 255, 255, 0.03);
  border-left-color: var(--color-primary);
  color: var(--text-secondary);
}

[data-theme="dark"] .naming-extra-title {
  color: var(--text-primary);
  border-top-color: var(--color-border);
}

[data-theme="dark"] .train-model-back-btn {
  background: var(--card-background);
  color: var(--text-primary);
  border-color: var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .train-model-back-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(245, 166, 35, 0.1);
  box-shadow: 0 4px 12px rgba(245, 166, 35, 0.2);
}

[data-theme="dark"] .train-model-empty p {
  color: var(--text-secondary);
}

[data-theme="dark"] .train-model-empty .empty-sub {
  color: var(--text-secondary);
}

/* ==================== 移动端响应式 - 车型页 ==================== */
@media (max-width: 480px) {
  .train-model-tabs {
    margin-top: 0;
    padding: 0;
  }
  
  .train-model-tab {
    padding: 10px 4px;
    font-size: 12px;
  }
  
  .train-model-panel {
    padding: 16px 0;
  }
  
  .naming-breakdown {
    padding: 12px;
  }
  
  .naming-breakdown-parts {
    gap: 6px;
  }
  
  .naming-part-box {
    padding: 8px 10px;
    min-width: 50px;
  }
  
  .naming-part-code {
    font-size: 16px;
  }
  
  .naming-detail-item {
    flex-direction: column;
    gap: 10px;
  }
  
  .naming-detail-code {
    min-width: auto;
    align-self: flex-start;
  }
}

/* ============================================================
   节假日标签 (Holiday Tags)
   ============================================================ */
.holiday-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 12px;
  background: color-mix(in srgb, var(--color-warning) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-warning) 20%, transparent);
  margin-top: 4px;
}
.holiday-tag.workday-tag {
  background: rgba(120, 120, 120, 0.08);
  border-color: rgba(120, 120, 120, 0.2);
}
.holiday-icon { font-size: 14px; }
.holiday-name { font-weight: 600; color: var(--color-warning); }
.workday-tag .holiday-name { color: var(--text-secondary); }
.holiday-day { color: var(--text-secondary); }

/* ============================================================
   天气面板扩展 (Weather Panel Extensions)
   ============================================================ */
.journey-weather-left { display: flex; align-items: center; gap: 6px; }
.journey-weather-right { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.temp-sep { color: var(--text-tertiary); margin: 0 2px; }

/* 行程详情 - 天气卡片 */
.detail-weather {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--color-bg-hover);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  gap: 12px;
}
.detail-weather-left { display: flex; align-items: center; gap: 10px; }
.detail-weather-icon { font-size: 32px; }
.detail-weather-main { display: flex; flex-direction: column; gap: 2px; }
.detail-weather-temp { font-size: 28px; font-weight: 700; color: var(--text-primary); line-height: 1; }
.detail-weather-text { font-size: 13px; color: var(--text-secondary); }
.detail-weather-label { font-size: 11px; color: var(--text-tertiary); }
.detail-weather-right { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.detail-weather-range { display: flex; align-items: center; gap: 4px; font-size: 14px; color: var(--text-primary); font-weight: 500; }
.detail-weather-meta { font-size: 12px; color: var(--text-secondary); display: flex; gap: 10px; }
.detail-weather-loading { opacity: 0.6; }
.detail-weather-loading-text { font-size: 14px; color: var(--text-secondary); }
.detail-weather-loading-sub { font-size: 12px; color: var(--text-tertiary); }

/* ============================================================
   公告横幅 (Announcement Banners)
   ============================================================ */
.announcement-banners { display: flex; flex-direction: column; gap: 8px; margin: 0 16px 12px; }
.announcement-banner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-radius: var(--radius-md, 10px);
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border-light);
  gap: 12px;
}
.announcement-banner-pinned { order: -1; border-color: var(--color-primary); }
.announcement-banner-content { display: flex; align-items: center; gap: 8px; min-width: 0; flex: 1; }
.announcement-banner-tag {
  flex-shrink: 0; padding: 2px 8px; border-radius: 4px;
  background: var(--color-primary); color: #fff;
  font-size: 11px; font-weight: 600;
}
.announcement-banner-title { font-size: 13px; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.announcement-banner-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.announcement-banner-btn {
  padding: 4px 10px; border-radius: 6px; border: 1px solid var(--color-primary);
  background: transparent; color: var(--color-primary);
  font-size: 12px; cursor: pointer; transition: all 0.15s;
}
.announcement-banner-btn:hover { background: var(--color-primary); color: #fff; }
.announcement-banner-close {
  background: transparent; border: none; cursor: pointer;
  font-size: 18px; color: var(--text-secondary); padding: 0 4px; line-height: 1;
}
.announcement-banner-close:hover { color: var(--text-primary); }

[data-theme="dark"] .announcement-banner {
  background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.1);
}
[data-theme="dark"] .announcement-banner-pinned { border-color: var(--color-primary); }

/* ============================================================
   改签/退票弹窗 (Rebook/Refund Modals)
   ============================================================ */
.rebook-option-buttons { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.rebook-option-btn {
  padding: 14px 16px; border-radius: var(--radius-md, 10px);
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface); cursor: pointer;
  text-align: left; transition: all 0.15s; width: 100%;
}
.rebook-option-btn:hover { border-color: var(--color-primary); background: var(--color-bg-hover); }
.rebook-ticket-list { max-height: 300px; overflow-y: auto; display: flex; flex-direction: column; gap: 6px; }
.rebook-ticket-item {
  padding: 10px 12px; border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface); cursor: pointer;
  transition: all 0.15s;
}
.rebook-ticket-item:hover { border-color: var(--color-primary); background: var(--color-bg-hover); }
.rebook-ticket-item.selected { border-color: var(--color-primary); background: color-mix(in srgb, var(--color-primary) 6%, transparent); }

/* ============================================================
   成就弹窗扩展 (Achievement Popup Extended)
   ============================================================ */
.achievement-top-stats {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; background: var(--color-bg-hover);
  border-radius: var(--radius-md, 10px); margin-bottom: 16px;
}
.achievement-top-stats-title { font-size: 13px; color: var(--text-secondary); }
.achievement-top-stats-subtitle { font-size: 12px; color: var(--text-tertiary); }
.achievement-top-stats-progress { flex: 1; min-width: 0; }
.achievement-top-stats-progress-bar {
  height: 4px; background: var(--border);
  border-radius: 2px; overflow: hidden; margin-top: 4px;
}
.achievement-top-stats-progress-fill {
  height: 100%; border-radius: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--primary-light));
  transition: width 0.5s ease;
}

.achievement-filter-bar { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.achievement-filter-btn {
  padding: 6px 14px; border-radius: 20px; border: 1px solid var(--border);
  background: var(--color-bg-surface); color: var(--text-secondary);
  font-size: 13px; cursor: pointer; transition: all 0.15s;
}
.achievement-filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.achievement-filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.achievement-popup-summary-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; max-height: 240px; overflow-y: auto; }
.achievement-popup-summary-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; background: var(--color-bg-hover); }
.achievement-popup-summary-badge {
  width: 36px; height: 36px; border-radius: 8px; border: 2px solid;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.achievement-popup-summary-badge svg {
  width: 20px; height: 20px; display: block;
}
.achievement-popup-summary-name { flex: 1; font-size: 13px; font-weight: 600; color: var(--text-primary); }
.achievement-popup-summary-level { font-size: 12px; font-weight: 700; flex-shrink: 0; }

/* ============================================================
   首页扩展样式 (Home Page Extensions)
   ============================================================ */
.home-memory-body { padding: 0 0 8px; }
.home-section-m2 { margin-top: 10px; }
.home-section-recent-achievement { background: var(--card-background); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 12px 14px; }

.home-quick-icon-add,
.home-quick-icon-camera,
.home-quick-icon-import,
.home-quick-icon-search { display: inline-flex; align-items: center; justify-content: center; }

/* ============================================================
   其他组件 (Misc Components)
   ============================================================ */
.small-button {
  padding: 4px 10px; font-size: 12px; border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface); color: var(--text-primary);
  cursor: pointer; transition: all 0.15s;
}
.small-button:hover { border-color: var(--color-primary); color: var(--color-primary); }

.ticket-seat-info {
  font-size: 12px; color: var(--text-secondary);
  padding: 6px 14px 10px 14px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
}
.ticket-seat-info > span:first-child { flex: 0 0 auto; margin-right: 2px; }

.seat-count { font-weight: 600; color: var(--text-primary); }
.seat-name { color: var(--text-secondary); }

.quiet-car-checkbox-container { display: flex; align-items: center; gap: 6px; }

.ocr-warning {
  padding: 8px 12px; background: color-mix(in srgb, var(--color-warning) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-warning) 20%, transparent); border-radius: var(--radius-sm);
  font-size: 12px; color: var(--color-warning); margin: 8px 0;
}

/* 行程录入页面的OCR警告（更醒目） */
.ocr-warning--inline {
  padding: 12px;
  margin-bottom: 16px;
  font-size: 14px;
  border-radius: var(--radius-md);
}

.custom-confirm-overlay { z-index: 10001; }
.custom-confirm-icon { text-align: center; margin-bottom: 16px; }
.custom-confirm-text { font-size: 14px; color: var(--text-primary); line-height: 1.6; text-align: center; margin-bottom: 20px; }

/* ============================================================
   暗色主题扩展 (Dark Theme Extensions)
   ============================================================ */
[data-theme="dark"] .holiday-tag { background: color-mix(in srgb, var(--color-warning) 12%, transparent); border-color: color-mix(in srgb, var(--color-warning) 25%, transparent); }
[data-theme="dark"] .holiday-tag.workday-tag { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.08); }
[data-theme="dark"] .rebook-option-btn { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
[data-theme="dark"] .rebook-ticket-item { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
[data-theme="dark"] .rebook-ticket-item.selected { background: color-mix(in srgb, var(--color-primary) 10%, transparent); }
[data-theme="dark"] .achievement-filter-btn { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
[data-theme="dark"] .achievement-filter-btn.active { background: var(--primary); }
[data-theme="dark"] .detail-weather { background: rgba(255,255,255,0.04); }
[data-theme="dark"] .small-button { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.12); }
[data-theme="dark"] .ocr-warning { background: color-mix(in srgb, var(--color-warning) 15%, transparent); border-color: color-mix(in srgb, var(--color-warning) 30%, transparent); }

/* ========== 成就中心深色模式 ========== */
[data-theme="dark"] .achievement-card { background: var(--color-bg-surface); border-color: var(--color-border); }
[data-theme="dark"] .achievement-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.3); border-color: var(--color-border); }
[data-theme="dark"] .achievement-card.fully-unlocked { border-color: var(--color-primary); box-shadow: 0 2px 8px color-mix(in srgb, var(--primary) 20%, transparent); }
[data-theme="dark"] .achievement-card-name { color: var(--color-text-primary); }
[data-theme="dark"] .achievement-card-description { color: var(--color-text-secondary); }
[data-theme="dark"] .achievement-card-progress-text { color: #8c8478; }
[data-theme="dark"] .achievement-card-unlocked-tag { background: var(--color-primary); color: #fff; }
[data-theme="dark"] .achievement-empty-icon { color: #8c8478; }
[data-theme="dark"] .achievement-empty-title { color: var(--color-text-secondary); }
[data-theme="dark"] .achievement-empty-subtitle { color: #8c8478; }
[data-theme="dark"] .achievement-popup-content { background: var(--color-bg-surface); border-color: var(--color-border); }
[data-theme="dark"] .achievement-popup-title { color: var(--color-text-secondary); }
[data-theme="dark"] .achievement-popup-desc { color: #a09888; }
[data-theme="dark"] .popup-level-step { color: #6b6358; }
[data-theme="dark"] .popup-level-step.done { color: #d4c9b8; }
[data-theme="dark"] .popup-level-dot { background: #3a3530; color: #6b6358; }
[data-theme="dark"] .popup-level-step.done .popup-level-dot { background: var(--color-primary); color: #fff; }
[data-theme="dark"] .popup-flip-btn { background: var(--color-bg-surface); border-color: var(--color-border); color: var(--color-primary); }
[data-theme="dark"] .popup-trip-item:hover { background: var(--color-bg-surface); }