:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --fg-muted: #555;
  --bg: #fafafa;
  --bg-panel: #ffffff;
  --border: #d8d8d8;
  --accent: #0052cc;
  --accent-fg: #ffffff;
  --code-bg: #f1f3f5;
  --error-bg: #fff5f5;
  --error-fg: #b00020;
  --error-border: #f5b5b5;
  --info-bg: #eff7ff;
  --info-fg: #0a4d99;
  --info-border: #bcd6f0;
  --row-alt: #f7f7f7;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #eaeaea;
    --fg-muted: #a5a5a5;
    --bg: #161616;
    --bg-panel: #1f1f1f;
    --border: #3a3a3a;
    --accent: #4c9aff;
    --accent-fg: #0b1b33;
    --code-bg: #262626;
    --error-bg: #2a1010;
    --error-fg: #ff8080;
    --error-border: #5a2020;
    --info-bg: #0f1c2d;
    --info-fg: #84b6f4;
    --info-border: #224468;
    --row-alt: #1c1c1c;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.site-header {
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
header.site-header h1 { margin: 0; font-size: 18px; }
header.site-header nav a { margin-right: 12px; }
header.site-header nav a.repo-link { color: var(--fg-muted); }
header.site-header nav a.repo-link:hover { color: var(--accent); }
header.site-header .meta { color: var(--fg-muted); font-size: 12px; }

main { padding: 16px 20px; max-width: 1280px; margin: 0 auto; }

section { margin-bottom: 24px; }
section h2 { margin: 0 0 8px 0; font-size: 16px; }

details.schema {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
}
details.schema summary {
  cursor: pointer;
  font-weight: 600;
}
details.schema table {
  margin-top: 8px;
  border-collapse: collapse;
  width: 100%;
}
details.schema th, details.schema td {
  text-align: left;
  border-bottom: 1px solid var(--border);
  padding: 4px 6px;
  font-size: 13px;
  vertical-align: top;
}
details.schema code { background: var(--code-bg); padding: 1px 4px; border-radius: 3px; }

.editor {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.editor textarea {
  width: 100%;
  min-height: 140px;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-panel);
  color: var(--fg);
  resize: vertical;
}
.editor .controls { display: flex; gap: 8px; align-items: center; }
button {
  background: var(--accent);
  color: var(--accent-fg);
  border: none;
  border-radius: 4px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}
button:disabled { opacity: 0.6; cursor: progress; }

.status { padding: 8px 12px; border-radius: 4px; font-size: 13px; margin-top: 4px; }
.status-info  { background: var(--info-bg);  color: var(--info-fg);  border: 1px solid var(--info-border); }
.status-error { background: var(--error-bg); color: var(--error-fg); border: 1px solid var(--error-border); white-space: pre-wrap; font-family: ui-monospace, monospace; }
.status-hidden { display: none; }

.hint { color: var(--fg-muted); font-size: 12px; margin-top: 4px; }

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: auto;
  max-height: 70vh;
  background: var(--bg-panel);
}
table.results {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
}
table.results th, table.results td {
  text-align: left;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  white-space: nowrap;
}
table.results th {
  position: sticky;
  top: 0;
  background: var(--bg-panel);
  z-index: 1;
}
table.results th.sortable { padding: 0; }
table.results th .sort-header {
  appearance: none;
  background: transparent;
  border: 0;
  color: inherit;
  cursor: pointer;
  display: flex;
  font: inherit;
  font-weight: 600;
  gap: 8px;
  justify-content: space-between;
  padding: 6px 10px;
  text-align: left;
  width: 100%;
}
table.results th .sort-header:hover,
table.results th .sort-header:focus-visible {
  color: var(--accent);
}
table.results th .sort-indicator {
  color: var(--fg-muted);
  font-size: 11px;
}
table.results tr:nth-child(even) td { background: var(--row-alt); }
table.results td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.results .empty { color: var(--fg-muted); font-style: italic; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}
.stat-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}
.stat-card .label { color: var(--fg-muted); font-size: 12px; }
.stat-card .value { font-size: 18px; font-weight: 600; margin-top: 2px; }