/* 博客热力图样式 */
#blog-heatmap {
  margin: 20px 0;
  padding: 0;
}

.heatmap-container {
  overflow-x: auto;
  overflow-y: hidden;
}

.heatmap-table {
  border-collapse: separate;
  border-spacing: 2px;
  font-size: 12px;
  width: auto;
  margin: 0;
  background: transparent !important;
  line-height: 1;
}

.heatmap-table thead,
.heatmap-table tbody,
.heatmap-table tr {
  background: transparent !important;
}

.heatmap-table tbody tr {
  height: 13px;
}

.heatmap-table th {
  text-align: center;
  padding: 0 0 4px 0;
  font-weight: 400;
  color: #586069;
  font-size: 12px;
  background: transparent !important;
  vertical-align: bottom;
  border: none;
}

.heatmap-table th:first-child {
  text-align: right;
  padding-right: 8px;
  width: 50px;
}

.heatmap-table td {
  text-align: center;
  padding: 0;
  vertical-align: middle;
  border: none;
  background: transparent !important;
  line-height: 13px;
  height: 13px;
}

.heatmap-table td:first-child {
  text-align: right;
  padding-right: 8px;
  font-weight: 400;
  color: #586069;
  font-size: 12px;
}

.heatmap-cell {
  display: block;
  width: 13px;
  height: 13px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.heatmap-cell:hover {
  outline: 2px solid rgba(27, 31, 35, 0.3);
  outline-offset: 0;
  z-index: 1;
}

.heatmap-cell.empty {
  background: #ebedf0;
  cursor: default;
}

.heatmap-cell.empty:hover {
  outline: none;
}

/* 热力图颜色等级 */
.heatmap-cell.level-0 { background-color: #ebedf0; }
.heatmap-cell.level-1 { background-color: #9be9a8; }
.heatmap-cell.level-2 { background-color: #40c463; }
.heatmap-cell.level-3 { background-color: #30a14e; }
.heatmap-cell.level-4 { background-color: #216e39; }

/* 响应式设计 */
@media (max-width: 768px) {
  #blog-heatmap {
    margin: 15px -10px;
  }
  
  .heatmap-cell {
    width: 11px;
    height: 11px;
  }
  
  .heatmap-table tbody tr,
  .heatmap-table td {
    height: 11px;
    line-height: 11px;
  }
}

@media (max-width: 480px) {
  .heatmap-table {
    font-size: 10px;
  }
  
  .heatmap-cell {
    width: 9px;
    height: 9px;
  }
  
  .heatmap-table th:first-child,
  .heatmap-table td:first-child {
    width: 30px;
    padding-right: 4px;
    font-size: 10px;
  }
  
  .heatmap-table th {
    font-size: 10px;
  }
  
  .heatmap-table tbody tr,
  .heatmap-table td {
    height: 9px;
    line-height: 9px;
  }
}