/* Macro 宏观观测 — 样式（叠加于 /static/style.css） */
#country-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}
.country-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.country-tab {
  padding: 8px 16px;
  border-radius: 8px;
  background: var(--panel);
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}
.country-tab:hover {
  background: var(--panel-2);
  color: var(--text);
}
.country-tab.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.country-tab .signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.signal-dot.green { background: var(--accent); }
.signal-dot.yellow { background: #fbbf24; }
.signal-dot.red { background: var(--accent-down); }
.global-score {
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* 图表网格 */
#chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: 16px;
}
.chart-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.chart-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 0 16px;
}
.chart-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.chart-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
}
.chart-card-body {
  height: 300px;
}

/* 信号灯 */
.signal-badge {
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
}
.signal-badge.green { background: rgba(74, 222, 128, 0.15); color: var(--accent); }
.signal-badge.yellow { background: rgba(251, 191, 36, 0.15); color: #fbbf24; }
.signal-badge.red { background: rgba(248, 113, 113, 0.15); color: var(--accent-down); }

/* 空状态 */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: var(--text-dim);
  font-size: 16px;
}
.empty-icon { font-size: 48px; margin-bottom: 16px; }

/* 热力图 */
#heatmap-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(11, 13, 18, 0.95);
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 24px;
}
#heatmap-overlay .close-btn {
  align-self: flex-end;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  margin-bottom: 16px;
}
#heatmap-overlay .close-btn:hover { background: var(--panel-2); }
#heatmap-chart {
  flex: 1;
  min-height: 500px;
}

/* 热力图切换按钮 */
.heatmap-toggle {
  text-align: center;
  margin-top: 24px;
}
.heatmap-toggle button {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.15s;
}
.heatmap-toggle button:hover {
  background: var(--panel-2);
  border-color: var(--accent);
}

/* Loading */
.chart-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 300px;
  color: var(--text-dim);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
  #chart-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .country-tab {
    padding: 6px 10px;
    font-size: 12px;
  }
  .chart-card-body {
    height: 240px;
  }
  #country-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}