* {
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Tab 按钮样式 */
.tab-btn {
  color: #4b5563;
  transition: all 0.2s;
}
.tab-btn:hover {
  background-color: #f9fafb;
}
.tab-btn.active {
  background-color: #3b82f6;
  color: white;
}

/* 图表切换按钮 */
.chart-tab {
  color: #6b7280;
  transition: all 0.2s;
}
.chart-tab.active {
  background-color: white;
  color: #2563eb;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* 卡片动画 */
.lake-card {
  transition: all 0.2s;
  cursor: pointer;
}
.lake-card:hover {
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}
.lake-card:active {
  transform: scale(0.98);
}

/* 收藏按钮 */
.fav-btn {
  transition: transform 0.2s;
}
.fav-btn:hover {
  transform: scale(1.1);
}

/* 下拉动画 */
.dropdown-enter {
  animation: dropIn 0.15s ease-out;
}
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 刷新旋转 */
.spin {
  animation: spin 1s linear infinite;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}