:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1c2024;
  --muted: #5f6872;
  --line: #d6dae0;
  --accent: #1d5fd1;
  --warn-bg: #fff3cd;
  --warn-fg: #5c4400;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a;
    --fg: #e4e7ea;
    --muted: #98a2ad;
    --line: #2b3137;
    --accent: #7ab0ff;
    --warn-bg: #3b3000;
    --warn-fg: #ffe28a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { color: var(--accent); }

.bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
}

.bar nav { display: flex; flex-wrap: wrap; gap: 4px 16px; flex: 1; }
.bar nav a { text-decoration: none; padding: 4px 0; }
.bar nav a[aria-current="page"] { border-bottom: 2px solid var(--accent); font-weight: 600; }
.logout { margin: 0; }

main { padding: 16px; max-width: 1100px; margin: 0 auto; }
footer { padding: 12px 16px; color: var(--muted); font: 13px var(--mono); border-top: 1px solid var(--line); }

.banner, .note {
  margin: 0;
  padding: 10px 16px;
  background: var(--warn-bg);
  color: var(--warn-fg);
}

pre { overflow-x: auto; font: 13px/1.45 var(--mono); }
table { border-collapse: collapse; max-width: 100%; }
th, td { text-align: left; padding: 4px 12px 4px 0; border-bottom: 1px solid var(--line); vertical-align: top; }

button, input {
  font: inherit;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 6px 10px;
}
button { cursor: pointer; }

main.login { max-width: 360px; margin-top: 12vh; }
main.login form { display: grid; gap: 12px; }
main.login label { display: grid; gap: 4px; }