:root {
  --primary-color: #e74c3c;
  --primary-hover: #c0392b;
  --secondary-color: #3498db;
  --success-color: #27ae60;
  --warning-color: #f39c12;
  --danger-color: #e74c3c;
  --light-bg: #f8f9fa;
  --border-color: #e9ecef;
  --text-primary: #2c3e50;
  --text-secondary: #7f8c8d;
  --text-muted: #95a5a6;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --border-radius: 8px;
  --grid-gap: 6px;
}

* {
  box-sizing: border-box;
}

body {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.navbar {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover)) !important;
  box-shadow: var(--shadow-md);
  padding: 0.8rem 1rem;
}

.navbar-brand {
  font-weight: 600;
  font-size: 1.3rem;
}

.btn-light {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  font-weight: 500;
}

.btn-light:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
}

.container {
  max-width: 1400px;
}

main {
  padding-top: 1.5rem !important;
  padding-bottom: 2rem !important;
}

/* 日历网格样式 */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: var(--grid-gap);
  background: white;
  border-radius: var(--border-radius);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.calendar-weekday {
  margin-bottom: 0.5rem;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: var(--grid-gap);
  background: white;
  border-radius: var(--border-radius);
  padding: 0.8rem 1rem;
  box-shadow: var(--shadow-sm);
}

.calendar-weekday > div {
  text-align: center;
  font-weight: 600;
  color: var(--primary-color);
  font-size: 0.95rem;
  padding: 0.5rem 0;
}

.calendar-weekday > div:first-child,
.calendar-weekday > div:last-child {
  color: var(--danger-color);
}

.calendar-cell {
  background: white;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  min-height: auto;
  height: auto;
  padding: 0.8rem;
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
  position: relative;
}

.calendar-cell:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.calendar-cell.is-today {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, #fff8f8, #ffe6e6);
}

.calendar-cell.is-today .cell-header span {
  background: var(--primary-color);
  color: white;
}

.calendar-cell .cell-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.calendar-cell .cell-header span {
  display: inline-block;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  text-align: center;
  line-height: 28px;
  font-weight: 600;
  font-size: 0.9rem;
  background: var(--light-bg);
  color: var(--text-secondary);
}

.calendar-cell .events {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  overflow: hidden;
}

/* 事件药丸样式优化 */
.event-pill {
  font-size: 0.75rem;
  line-height: 1.3;
  background: linear-gradient(135deg, #e3f2fd, #bbdefb);
  color: #1565c0;
  border: 1px solid #90caf9;
  border-radius: 12px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
  word-break: break-all;
  transition: all 0.2s ease;
  margin: 0.1rem 0;
}

.event-pill:hover {
  background: linear-gradient(135deg, #bbdefb, #90caf9);
  transform: translateX(2px);
  box-shadow: var(--shadow-sm);
}

.event-pill.is-done {
  background: linear-gradient(135deg, #e8f5e8, #c8e6c9);
  color: #2e7d32;
  border-color: #81c784;
  text-decoration-line: line-through;
  text-decoration-thickness: 2px;
  opacity: 0.8;
}

/* 卡片样式 */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  background: white;
}

.card-header {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: white;
  font-weight: 600;
  border: none;
  padding: 1rem 1.2rem;
  border-radius: var(--border-radius) var(--border-radius) 0 0 !important;
}

.card-body {
  padding: 1.2rem;
}

/* 表单样式 */
.form-control, .form-select {
  border: 2px solid var(--border-color);
  border-radius: 6px;
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(231, 76, 60, 0.25);
}

.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  border: none;
  border-radius: 6px;
  padding: 0.6rem 1.2rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), #a23526);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* 右侧事件列表样式优化 */
#dayEvents {
  padding-left: 0;
  margin: 0;
}

#dayEvents .list-group-item {
  border: 1px solid var(--border-color);
  border-radius: 6px;
  margin-bottom: 0.4rem;
  padding: 0.6rem 0.8rem;
  transition: all 0.2s ease;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

#dayEvents .list-group-item:hover {
  background: rgba(255, 255, 255, 0.98);
  border-color: var(--primary-color);
  transform: translateX(2px);
}

#dayEvents .list-group-item.is-done {
  background: linear-gradient(135deg, rgba(232, 245, 232, 0.95), rgba(200, 230, 201, 0.95));
  color: #2e7d32;
  border-color: #81c784;
  text-decoration-line: line-through;
  text-decoration-thickness: 2px;
}

/* 紧凑列表项内容 */
.event-list-content {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.event-list-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}

.event-list-time {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin: 0;
}

.event-list-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* 响应式调整 */
@media (max-width: 768px) {
  #dayEvents .list-group-item {
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.3rem;
  }
  
  .event-list-title {
    font-size: 0.85rem;
  }
  
  .event-list-time {
    font-size: 0.7rem;
  }
  
  .event-list-desc {
    font-size: 0.75rem;
    -webkit-line-clamp: 1;
  }
}

@media (max-width: 576px) {
  #dayEvents .list-group-item {
    padding: 0.4rem 0.5rem;
    margin-bottom: 0.25rem;
  }
  
  .event-list-title {
    font-size: 0.8rem;
  }
  
  .event-list-time {
    font-size: 0.65rem;
  }
  
  .event-list-desc {
    font-size: 0.7rem;
  }
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .calendar-cell {
    padding: 0.6rem;
  }
  
  .event-pill {
    font-size: 0.7rem;
    padding: 0.2rem 0.4rem;
  }
}

@media (max-width: 992px) {
  .calendar-grid {
    grid-template-columns: repeat(7, minmax(80px, 1fr));
  }
  
  .calendar-cell .cell-header span {
    width: 24px;
    height: 24px;
    line-height: 24px;
    font-size: 0.8rem;
  }
}

@media (max-width: 768px) {
  .navbar-brand {
    font-size: 1.1rem;
  }
  
  .calendar-grid {
    grid-template-columns: repeat(7, minmax(70px, 1fr));
    padding: 0.5rem;
  }
  
  .calendar-cell {
    padding: 0.4rem;
  }
  
  .event-pill {
    font-size: 0.65rem;
    border-radius: 8px;
  }
  
  .card-body {
    padding: 1rem;
  }
}

@media (max-width: 576px) {
  body {
    background: white;
  }
  
  .navbar {
    padding: 0.6rem 0.8rem;
  }
  
  main {
    padding: 1rem 0.5rem !important;
  }
  
  .calendar-grid {
    grid-template-columns: repeat(7, minmax(60px, 1fr));
    gap: 3px;
  }
  
  .calendar-weekday {
    padding: 0.5rem;
    gap: 3px;
  }
  
  .calendar-weekday > div {
    font-size: 0.8rem;
    padding: 0.3rem 0;
  }
  
  .calendar-cell {
    padding: 0.3rem;
    border-width: 1px;
  }
  
  .calendar-cell .cell-header span {
    width: 20px;
    height: 20px;
    line-height: 20px;
    font-size: 0.7rem;
  }
  
  .event-pill {
    font-size: 0.6rem;
    padding: 0.1rem 0.3rem;
    border-radius: 6px;
    -webkit-line-clamp: 1;
  }
  
  .events {
    gap: 0.2rem !important;
  }
}

/* 高密度模式优化 */
.high-density .calendar-cell {
  min-height: 60px;
}

.high-density .event-pill {
  font-size: 0.6rem;
  padding: 0.1rem 0.2rem;
  margin: 0.05rem 0;
  -webkit-line-clamp: 1;
}

/* 事件悬停提示框样式 */
.event-tooltip {
  background: white;
  border: 2px solid #dc3545;
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  max-width: 400px;
  z-index: 10000;
  backdrop-filter: blur(10px);
  animation: tooltipFadeIn 0.2s ease-out;
}

@keyframes tooltipFadeIn {
  from { opacity: 0; transform: translateY(10px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.tooltip-header {
  border-bottom: 2px solid #f8f9fa;
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tooltip-header strong {
  font-size: 1.1rem;
  color: #dc3545;
  flex: 1;
}

.tooltip-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.tooltip-table th,
.tooltip-table td {
  padding: 0.5rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #f8f9fa;
}

.tooltip-table th {
  color: #6c757d;
  font-weight: 600;
  white-space: nowrap;
  width: 80px;
}

.tooltip-table td {
  color: #495057;
  word-break: break-word;
}

.tooltip-table tr:last-child th,
.tooltip-table tr:last-child td {
  border-bottom: none;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .event-tooltip {
    max-width: 300px;
    padding: 0.75rem;
    font-size: 0.85rem;
  }
  
  .tooltip-table th,
  .tooltip-table td {
    padding: 0.4rem;
  }
  
  .tooltip-header strong {
    font-size: 1rem;
  }
}

@media (max-width: 576px) {
  .event-tooltip {
    max-width: 280px;
    padding: 0.6rem;
  }
  
  .tooltip-table {
    font-size: 0.8rem;
  }
  
  .tooltip-table th {
    width: 70px;
  }
}

 .event-modal-backdrop {
   position: fixed;
   inset: 0;
   background: rgba(0,0,0,0.35);
   z-index: 9998;
 }
 
 .event-modal {
   position: fixed;
   top: 50%;
   left: 50%;
   transform: translate(-50%, -50%);
   background: #ffffff;
   border: 2px solid #dc3545;
   border-radius: 12px;
   box-shadow: 0 12px 48px rgba(0,0,0,0.2);
   z-index: 9999;
   width: 90vw;
   max-width: 520px;
   max-height: 80vh;
   display: flex;
   flex-direction: column;
 }
 
 .event-modal .modal-header {
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding: 0.8rem 1rem;
   border-bottom: 1px solid #f1f3f5;
 }
 
 .event-modal .modal-title {
   font-weight: 600;
   color: #dc3545;
   font-size: 1.05rem;
   margin-right: 0.5rem;
 }
 
 .event-modal .modal-close {
   appearance: none;
   border: none;
   background: transparent;
   font-size: 1.2rem;
   line-height: 1;
   cursor: pointer;
   color: #6c757d;
 }
 
 .event-modal .modal-close:hover {
   color: #343a40;
 }
 
 .event-modal .modal-body {
   padding: 1rem;
   overflow: auto;
 }
 
 @media (max-width: 576px) {
   .event-modal {
     width: 92vw;
     max-width: 480px;
     max-height: 82vh;
   }
   .event-modal .modal-body {
     padding: 0.8rem;
   }
 }
.calendar-cell .events::-webkit-scrollbar-track {
  background: var(--light-bg);
  border-radius: 2px;
}

.calendar-cell .events::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 2px;
}

.calendar-cell .events::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* 动画效果 */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.calendar-cell {
  animation: fadeIn 0.3s ease;
}

.event-pill {
  animation: fadeIn 0.2s ease;
}

/* 加载状态 */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s ease-in-out infinite;
}

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

/* Batch tool (批量生成) */
#btnOpenBatchTool { font-weight: 600; }
.mode-fieldset {
  border: 1px solid #e9ecef;
  border-radius: 10px;
  padding: 12px 14px 6px;
  background: #fbfcfd;
}
#batch_sqlText {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  line-height: 1.45;
  white-space: pre;
  background: #1f2937;
  color: #f8fafc;
  border-color: #111827;
}
#batch_sampleTable { font-size: 12px; }
#batch_listTable .badge { font-size: 11px; }
.batch-detail-diag { margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }