/* 深大旁听选课 - 样式 */
:root {
  --szu-red: #9e1c32;
  --szu-red-light: #c42b4a;
  --szu-gold: #d4a843;
  --bg: #f5f5f7;
  --card-bg: #ffffff;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #a1a1a6;
  --border: #e5e5ea;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --radius: 14px;
  --radius-sm: 10px;
  --header-h: 56px;
  --tab-h: 52px;
}

* { margin:0; padding:0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 40px;
  overflow-x: hidden;
}

#header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(135deg, var(--szu-red) 0%, var(--szu-red-light) 100%);
  height: var(--header-h);
  box-shadow: 0 2px 12px rgba(158,28,50,0.35);
}

.header-inner {
  max-width: 960px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.logo-icon { font-size: 26px; }

.logo-text {
  color: #fff;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.header-stats {
  color: rgba(255,255,255,0.7);
  font-size: 12px;
  font-weight: 500;
}

#tabBar {
  position: sticky;
  top: var(--header-h);
  z-index: 90;
  background: #fff;
  height: var(--tab-h);
  display: flex;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 100%;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  position: relative;
  transition: color 0.2s;
  font-family: inherit;
}

.tab-btn svg { color: var(--text-tertiary); transition: color 0.2s; }

.tab-btn.active {
  color: var(--szu-red);
  font-weight: 600;
}

.tab-btn.active svg { color: var(--szu-red); }

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 3px;
  background: var(--szu-red);
  border-radius: 3px 3px 0 0;
}

.tab-badge {
  background: var(--szu-red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

#pageSearch, #pageSchedule { min-height: 60vh; }

#search-section {
  position: sticky;
  top: calc(var(--header-h) + var(--tab-h));
  z-index: 80;
  background: var(--bg);
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--border);
}

.search-bar {
  display: flex;
  align-items: center;
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 0 14px;
  height: 46px;
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-bar:focus-within {
  border-color: var(--szu-red);
  box-shadow: var(--shadow), 0 0 0 3px rgba(158,28,50,0.1);
}

.search-icon { color: var(--text-tertiary); flex-shrink: 0; }

#searchInput {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  padding: 0 10px;
  background: transparent;
  color: var(--text);
  font-family: inherit;
}

#searchInput::placeholder { color: var(--text-tertiary); }

.clear-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  padding: 4px;
  border-radius: 50%;
  transition: background 0.15s, color 0.15s;
}

.clear-btn:hover { background: var(--border); color: var(--text-secondary); }

.filter-row {
  margin-top: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.filter-row::-webkit-scrollbar { display: none; }

.filter-chips {
  display: flex;
  gap: 8px;
  padding: 2px 0;
}

.chip {
  flex-shrink: 0;
  padding: 7px 16px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.chip:hover { border-color: var(--szu-red); color: var(--szu-red); background: #fff5f7; }

.chip.active {
  background: var(--szu-red);
  border-color: var(--szu-red);
  color: #fff;
  box-shadow: 0 2px 8px rgba(158,28,50,0.3);
}

.advanced-filters {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.filter-select {
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  font-size: 13px;
  padding: 0 8px;
  cursor: pointer;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
  min-width: 0;
  flex: 1;
}

.filter-select:focus { border-color: var(--szu-red); }

.toggle-btn {
  height: 36px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s;
  font-family: inherit;
  flex-shrink: 0;
}

.toggle-btn:hover { border-color: var(--szu-red); color: var(--szu-red); background: #fff5f7; }
.toggle-btn.active { background: #fff4e6; border-color: #ff9500; color: #ff9500; }

#results {
  max-width: 960px;
  margin: 0 auto;
  padding: 14px 16px 0;
}

.result-info {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  padding: 0 2px;
}

.course-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 0.18s, box-shadow 0.18s, border-left-color 0.18s;
  border-left: 4px solid transparent;
  position: relative;
  overflow: hidden;
}

.course-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 0;
  background: linear-gradient(135deg, rgba(158,28,50,0.03), rgba(158,28,50,0.08));
  transition: height 0.2s;
}

.course-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.course-card:hover::before { height: 100%; }

.course-card:active { transform: translateY(0); }

.course-card[data-day="星期一"] { border-left-color: #e74c3c; }
.course-card[data-day="星期二"] { border-left-color: #e67e22; }
.course-card[data-day="星期三"] { border-left-color: #f59e0b; }
.course-card[data-day="星期四"] { border-left-color: #2ecc71; }
.course-card[data-day="星期五"] { border-left-color: #3498db; }
.course-card[data-day="星期六"] { border-left-color: #9b59b6; }
.course-card[data-day="星期日"] { border-left-color: #e91e63; }
.course-card[data-day="其他"] { border-left-color: #95a5a6; }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  flex: 1;
  line-height: 1.45;
}

.card-save-btn {
  flex-shrink: 0;
  background: none;
  border: 2px solid var(--border);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.2s;
  position: relative;
  z-index: 1;
}

.card-save-btn:hover { border-color: var(--szu-red); background: #fff5f7; transform: scale(1.1); }
.card-save-btn.saved { border-color: var(--szu-red); background: var(--szu-red); color: #fff; }

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.card-meta-label {
  color: var(--text-tertiary);
  font-size: 12px;
}

.card-time-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #eef2ff;
  color: #4f46e5;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  position: relative;
  z-index: 1;
}

.tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 500;
}

.tag-day { background: #eef2ff; color: #4f46e5; }
.tag-week { background: #fef3c7; color: #92400e; }
.tag-college { background: #f1f5f9; color: #475569; }
.tag-location { background: #fce7f3; color: #be185d; }
.tag-other { background: #f1f5f9; color: #64748b; }

.load-more {
  text-align: center;
  padding: 24px 0;
}

.load-more-btn {
  padding: 10px 36px;
  border-radius: 24px;
  border: 1.5px solid var(--szu-red);
  background: var(--card-bg);
  color: var(--szu-red);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.load-more-btn:hover {
  background: var(--szu-red);
  color: #fff;
  box-shadow: 0 4px 12px rgba(158,28,50,0.3);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
}

.empty-icon { font-size: 52px; margin-bottom: 16px; }
.empty-state p { font-size: 16px; margin-bottom: 4px; }
.empty-hint { font-size: 13px !important; }
.go-search-btn {
  margin-top: 20px;
  padding: 10px 28px;
  border-radius: 24px;
  border: 2px solid var(--szu-red);
  background: var(--szu-red);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.go-search-btn:hover { box-shadow: 0 4px 12px rgba(158,28,50,0.4); transform: translateY(-1px); }

.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.45);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  animation: fadeIn 0.2s;
  backdrop-filter: blur(2px);
}

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

.modal-content {
  background: var(--card-bg);
  width: 100%;
  max-width: 580px;
  max-height: 88vh;
  border-radius: 24px 24px 0 0;
  padding: 28px 22px 22px;
  overflow-y: auto;
  position: relative;
  animation: slideUp 0.35s cubic-bezier(0.32, 0.72, 0, 1);
}

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

@media (min-width: 600px) {
  .modal-overlay { align-items: center; }
  .modal-content { border-radius: 24px; max-height: 85vh; }
  @keyframes slideUp { from { transform: scale(0.92); opacity: 0; } to { transform: scale(1); opacity: 1; } }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--border);
  border: none;
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: background 0.2s;
  z-index: 2;
}

.modal-close:hover { background: #d1d1d6; }

.modal-course-title {
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 18px;
  padding-right: 44px;
  line-height: 1.4;
  color: var(--text);
}

.modal-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 18px;
}

.modal-info-item {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: background 0.15s;
}

.modal-info-item:hover { background: #ebebef; }

.modal-info-label {
  font-size: 11.5px;
  color: var(--text-tertiary);
  margin-bottom: 5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.modal-info-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

.modal-info-value a {
  color: var(--szu-red);
  text-decoration: none;
}

.modal-info-value a:hover { text-decoration: underline; }

.modal-save-btn {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--szu-red);
  background: var(--card-bg);
  color: var(--szu-red);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.modal-save-btn:hover { background: #fff5f7; }
.modal-save-btn.saved { background: var(--szu-red); color: #fff; }

.modal-section-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.modal-section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 16px;
  background: var(--szu-red);
  border-radius: 2px;
}

.modal-same-courses {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.modal-same-course {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  cursor: pointer;
  transition: all 0.15s;
  font-size: 13px;
  border: 1.5px solid transparent;
}

.modal-same-course:hover { background: #e8e8ed; border-color: var(--border); }
.modal-same-course.in-schedule { border-color: #2ecc71; background: #f0fdf4; }

.modal-same-course .sc-title { font-weight: 600; color: var(--text); }
.modal-same-course .sc-meta { color: var(--text-secondary); font-size: 12px; margin-top: 3px; }
.modal-same-course .sc-saved { color: #2ecc71; font-size: 12px; font-weight: 600; margin-top: 3px; }

#schedule-section {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
}

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

.schedule-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.schedule-conflict-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid #f59e0b;
  background: #fffbeb;
  color: #b45309;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.schedule-conflict-btn:hover { background: #fef3c7; border-color: #d97706; }

.schedule-day-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  margin-bottom: 16px;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.schedule-day-tabs::-webkit-scrollbar { display: none; }

.sd-tab {
  flex-shrink: 0;
  padding: 7px 14px;
  border-radius: 18px;
  border: 1.5px solid var(--border);
  background: var(--card-bg);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.sd-tab:hover { border-color: var(--szu-red); color: var(--szu-red); }
.sd-tab.active { background: var(--szu-red); border-color: var(--szu-red); color: #fff; }

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

.schedule-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  border-left: 4px solid #e74c3c;
  transition: transform 0.15s, box-shadow 0.15s;
}

.schedule-card:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }

.schedule-card[data-day="星期一"] { border-left-color: #e74c3c; }
.schedule-card[data-day="星期二"] { border-left-color: #e67e22; }
.schedule-card[data-day="星期三"] { border-left-color: #f59e0b; }
.schedule-card[data-day="星期四"] { border-left-color: #2ecc71; }
.schedule-card[data-day="星期五"] { border-left-color: #3498db; }
.schedule-card[data-day="星期六"] { border-left-color: #9b59b6; }
.schedule-card[data-day="星期日"] { border-left-color: #e91e63; }
.schedule-card[data-day="其他"] { border-left-color: #95a5a6; }

.schedule-card-body { flex: 1; min-width: 0; }
.schedule-card-title { font-size: 15px; font-weight: 600; color: var(--text); line-height: 1.4; }
.schedule-card-meta { font-size: 12.5px; color: var(--text-secondary); margin-top: 6px; display: flex; flex-wrap: wrap; gap: 4px 10px; }

.schedule-card-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

.schedule-card-btn {
  padding: 6px 12px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: #fff;
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  white-space: nowrap;
}

.schedule-card-btn.delete-btn:hover { border-color: #e74c3c; color: #e74c3c; background: #fef2f2; }
.schedule-card-btn.detail-btn:hover { border-color: var(--szu-red); color: var(--szu-red); }

.conflict-warning {
  background: #fffbeb;
  border: 1.5px solid #fbbf24;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: #92400e;
  font-size: 13.5px;
  line-height: 1.5;
}

.conflict-warning svg { flex-shrink: 0; color: #f59e0b; margin-top: 1px; }

.loading {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--text-tertiary);
  z-index: 300;
}

.loading-spinner {
  width: 42px;
  height: 42px;
  border: 3px solid var(--border);
  border-top-color: var(--szu-red);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 14px;
}

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

mark {
  background: #fef08a;
  color: inherit;
  padding: 0 2px;
  border-radius: 3px;
}

@media (max-width: 480px) {
  .advanced-filters { flex-wrap: wrap; }
  .filter-select { min-width: 90px; }
  .modal-info-grid { grid-template-columns: 1fr; }
  .logo-text { font-size: 17px; }
  .header-stats { display: none; }
  .card-meta { font-size: 12px; }
  .schedule-card { flex-direction: column; }
  .schedule-card-actions { flex-direction: row; }
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

@keyframes cardIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.course-card { animation: cardIn 0.25s ease-out; }
.schedule-card { animation: cardIn 0.25s ease-out; }

/* ========= 深大旁听选课 v2 新增样式 ========= */

/* 卡片加课按钮（替换原来的收藏按钮） */
.card-add-btn {
  flex-shrink: 0;
  background: none;
  border: 2px solid var(--border);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all 0.2s;
  position: relative;
  z-index: 2;
}
.card-add-btn:hover { border-color: var(--szu-red); background: #fff5f7; color: var(--szu-red); transform: scale(1.1); }
.card-add-btn.in-schedule { border-color: var(--szu-red); background: var(--szu-red); color: #fff; font-size: 16px; }

/* 弹窗加课按钮 */
.modal-add-btn {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--szu-red);
  background: var(--card-bg);
  color: var(--szu-red);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.modal-add-btn:hover { background: #fff5f7; }
.modal-add-btn.in-schedule { background: var(--szu-red); color: #fff; }

/* 周历日历表格 — 自适应宽度，无需滚动 */
.schedule-calendar {
  margin-bottom: 20px;
}

.calendar-table {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--card-bg);
}

.calendar-header-row {
  display: flex;
  background: linear-gradient(135deg, var(--szu-red) 0%, var(--szu-red-light) 100%);
}

.calendar-corner {
  width: 40px;
  flex-shrink: 0;
  border-right: 1px solid rgba(255,255,255,0.2);
}

.calendar-day-header {
  flex: 1;
  text-align: center;
  padding: 8px 1px;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  border-right: 1px solid rgba(255,255,255,0.2);
}
.calendar-day-header:last-child { border-right: none; }

.calendar-body-row {
  display: flex;
  border-top: 1px solid var(--border);
}

.calendar-time-col {
  width: 40px;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--bg);
}

.calendar-time-slot {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  font-size: 9px;
  color: var(--text-tertiary);
  padding-top: 2px;
  border-bottom: 1px solid var(--border);
  box-sizing: border-box;
}
.calendar-time-slot:last-child { border-bottom: none; }

.calendar-day-col {
  flex: 1;
  position: relative;
  border-right: 1px solid var(--border);
  background: var(--card-bg);
  min-width: 0;
}
.calendar-day-col:last-child { border-right: none; }

.calendar-block {
  position: absolute;
  left: 1px;
  right: 1px;
  border-radius: 4px;
  cursor: pointer;
  overflow: hidden;
  z-index: 1;
  transition: transform 0.1s, box-shadow 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
  color: #fff;
}
.calendar-block:hover {
  z-index: 10;
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}
.calendar-block-text {
  text-align: center;
  line-height: 1.2;
  padding: 1px 2px;
  word-break: break-all;
}

/* 待定课程区域 */
.schedule-other {
  margin-top: 16px;
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.schedule-other-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.schedule-other-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.schedule-other-item {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.schedule-other-item .other-course {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

.schedule-other-item .other-meta {
  font-size: 12px;
  color: var(--text-secondary);
}

.schedule-other-item .other-remove-btn {
  flex-shrink: 0;
  background: none;
  border: 1.5px solid #e74c3c;
  border-radius: 6px;
  padding: 4px 10px;
  color: #e74c3c;
  font-size: 12px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}
.schedule-other-item .other-remove-btn:hover { background: #fef2f2; }

/* ========= 冲突课程管理弹窗 ========= */

.conflict-modal-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.conflict-modal-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-bottom: 18px;
  line-height: 1.5;
}

.conflict-group {
  background: #fffbeb;
  border: 1.5px solid #fbbf24;
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 14px;
}

.conflict-group:last-child { margin-bottom: 0; }

.conflict-group-title {
  font-size: 13px;
  font-weight: 600;
  color: #92400e;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.conflict-course-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  background: var(--card-bg);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.conflict-course-item:last-child { margin-bottom: 0; }

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

.conflict-course-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}

.conflict-course-meta {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.conflict-remove-btn {
  flex-shrink: 0;
  background: none;
  border: 1.5px solid #e74c3c;
  border-radius: var(--radius-sm);
  padding: 5px 14px;
  color: #e74c3c;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.conflict-remove-btn:hover { background: #e74c3c; color: #fff; }