/**
 * 高级表格排序与筛选样式
 */

/* ==================== 排序指示器 ==================== */

.sort-indicator {
  display: inline-block;
  width: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
  margin-left: 4px;
  transition: all 0.2s ease;
  opacity: 0.5;
}

.sort-indicator.active {
  opacity: 1;
  color: var(--accent-primary);
  font-weight: 600;
  font-size: 14px;
}

.sort-indicator:hover {
  opacity: 1;
  color: var(--text-primary);
  transform: scale(1.1);
}

/* 排序优先级标记 */
.sort-indicator.active::after {
  content: attr(data-priority);
  position: absolute;
  font-size: 10px;
  background: var(--accent-primary);
  color: white;
  padding: 1px 4px;
  border-radius: 3px;
  margin-left: 4px;
}

/* ==================== 表头交互 ==================== */

th.sortable {
  position: relative;
  user-select: none;
  -webkit-user-select: none;
}

th.sortable:hover {
  background: rgba(255, 255, 255, 0.03);
}

th.sortable:active {
  background: rgba(255, 255, 255, 0.05);
}

/* Shift+点击提示 */
th.sortable[data-sort]::before {
  content: 'Shift+点击添加多列排序，右键移除';
  position: absolute;
  bottom: -25px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 11px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  z-index: 1000;
}

th.sortable:hover::before {
  opacity: 1;
}

/* ==================== 多列排序状态条 ==================== */

.multi-sort-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.multi-sort-bar.hidden {
  display: none;
}

.multi-sort-bar .label {
  color: var(--text-muted);
  font-weight: 500;
}

.multi-sort-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  background: rgba(var(--accent-primary-rgb), 0.15);
  border: 1px solid rgba(var(--accent-primary-rgb), 0.3);
  border-radius: 4px;
  font-size: 11px;
  color: var(--accent-primary);
}

.multi-sort-tag .arrow {
  font-weight: 600;
}

.multi-sort-tag .remove {
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  margin-left: 2px;
}

.multi-sort-tag .remove:hover {
  opacity: 1;
  color: var(--color-red);
}

.multi-sort-bar .clear {
  margin-left: auto;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s;
}

.multi-sort-bar .clear:hover {
  color: var(--text-primary);
}

/* ==================== 高级筛选器面板 ==================== */

.advanced-filter-panel {
  display: none;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  animation: slideDown 0.3s ease;
}

.advanced-filter-panel.active {
  display: block;
}

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

.filter-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.filter-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-item label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.filter-item input,
.filter-item select {
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: all 0.2s;
}

.filter-item input:focus,
.filter-item select:focus {
  border-color: var(--accent-primary);
  background: rgba(0, 0, 0, 0.3);
}

.filter-item select {
  cursor: pointer;
}

/* 范围输入组 */
.range-input-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.range-input-group input {
  flex: 1;
  text-align: center;
}

.range-input-group .separator {
  color: var(--text-muted);
  font-size: 12px;
}

/* 筛选器操作按钮 */
.filter-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding-top: 12px;
  border-top: 1px solid var(--border-soft);
}

.filter-actions button {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  outline: none;
}

.filter-actions .btn-apply {
  background: var(--accent-primary);
  color: white;
  font-weight: 500;
}

.filter-actions .btn-apply:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.filter-actions .btn-reset {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.filter-actions .btn-reset:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

/* ==================== 筛选器标签 ==================== */

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  margin-bottom: 12px;
  min-height: 40px;
  align-items: center;
}

/* 弹窗打开时隐藏筛选器标签 */
body.modal-open .filter-tags {
  display: none !important;
}

.filter-tags.empty {
  justify-content: center;
  color: var(--text-muted);
  font-size: 12px;
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(var(--accent-primary-rgb), 0.1);
  border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
  border-radius: 12px;
  font-size: 11px;
  color: var(--text-secondary);
  transition: all 0.2s;
}

.filter-tag:hover {
  background: rgba(var(--accent-primary-rgb), 0.15);
  border-color: rgba(var(--accent-primary-rgb), 0.3);
}

.filter-tag .remove {
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.filter-tag .remove:hover {
  opacity: 1;
  color: var(--color-red);
}

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

@media (max-width: 768px) {
  .multi-sort-bar {
    font-size: 11px;
    padding: 6px 10px;
  }

  .multi-sort-tag {
    padding: 3px 6px;
    font-size: 10px;
  }

  .filter-group {
    grid-template-columns: 1fr;
  }

  .filter-tags {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-actions {
    flex-direction: column;
  }

  .filter-actions button {
    width: 100%;
  }

  th.sortable[data-sort]::before {
    display: none;
  }
}

/* ==================== 深色模式优化 ==================== */

@media (prefers-color-scheme: dark) {
  .advanced-filter-panel {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }

  .filter-item input,
  .filter-item select {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
  }

  .filter-item input:focus,
  .filter-item select:focus {
    background: rgba(255, 255, 255, 0.08);
  }
}

/* ==================== 打印样式 ==================== */

@media print {
  .multi-sort-bar,
  .advanced-filter-panel,
  .filter-tags {
    display: none;
  }

  .sort-indicator {
    display: none;
  }
}