.hlc-atlas-viewer {
  --gap: 16px;
  --panel-border: 1px solid #ddd;
  --radius: 12px;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  margin: 0;
}
.hlc-atlas-viewer * { box-sizing: border-box; }

.hlcav-top {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.hlcav-top select,
.hlcav-top input,
.hlcav-top button {
  padding: 6px 8px;
  border: 1px solid #ddd;
  border-radius: 10px;
}
.hlcav-hint { font-size: 12px; color: #666; }

.hlcav-layout {
  display: flex;
  gap: var(--gap);
  align-items: flex-start;
}
.hlcav-panel {
  border: var(--panel-border);
  border-radius: var(--radius);
  padding: 12px;
  background: #fff;
  min-width: 0; /* allow flex shrinking */
}
.hlcav-panel.grid { flex: 1 1 auto; }
.hlcav-panel.details { flex: 0 0 520px; max-width: 520px; }

.hlcav-gridWrap { max-height: 75vh; overflow: auto; }
.hlcav-gridWrap table { border-collapse: collapse; font-size: 12px; width: max-content; }
.hlcav-gridWrap th, .hlcav-gridWrap td {
  border-bottom: 1px solid #eee;
  padding: 4px 6px;
  text-align: center;
  white-space: nowrap;
}
.hlcav-gridWrap th.sticky { position: sticky; top: 0; background: #fff; z-index: 2; }
.hlcav-gridWrap td.stickyL { position: sticky; left: 0; background: #fff; z-index: 1; text-align: right; font-variant-numeric: tabular-nums; }

.hlcav-cell {
  width: 18px; height: 18px;
  border-radius: 4px;
  border: 1px solid rgba(0,0,0,0.12);
  display: inline-block;
}
.hlcav-cell.missing {
  background: repeating-linear-gradient(45deg, #eee 0, #eee 4px, #ddd 4px, #ddd 8px);
}

.hlcav-canvasWrap { width: 100%; }
.hlcav-canvas {
  width: 100%;
  height: 260px;
  border: 1px solid #eee;
  border-radius: 12px;
  display: block;
}

.hlcav-badges { margin-top: 8px; display: flex; gap: 8px; flex-wrap: wrap; }
.hlcav-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  border: 1px solid #ddd;
  font-size: 11px;
  background: #fff;
}
.hlcav-kv {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 6px 10px;
  margin-top: 10px;
  font-size: 12px;
}
.hlcav-kv div { font-variant-numeric: tabular-nums; }
.hlcav-small { font-size: 11px; color:#666; margin-top: 10px; }

@media (max-width: 900px) {
  .hlcav-layout { flex-direction: column; }
  .hlcav-panel.details { flex: 1 1 auto; max-width: none; }
  .hlcav-gridWrap { max-height: 55vh; }
  .hlcav-canvas { height: 220px; }
}