:root {
  --primary: #2563eb;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --pass: #15803d;
  --warn: #a16207;
  --fail: #b91c1c;
  --unknown: #475569;
  --radius: 12px;
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--primary); }
header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
}
header .wrap, main .wrap, footer .wrap {
  max-width: 880px;
  margin: 0 auto;
}
header h1 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--primary);
}
header p { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.9rem; }
nav { margin-top: 0.75rem; display: flex; flex-wrap: wrap; gap: 0.75rem; font-size: 0.875rem; }
main { flex: 1; padding: 1.5rem 1.25rem 2rem; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
label { display: block; font-weight: 600; margin-bottom: 0.35rem; }
input[type="text"], select {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}
.row { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: flex-end; }
.row > * { flex: 1; min-width: 160px; }
button, .btn {
  appearance: none;
  border: none;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 0.7rem 1.1rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-block;
}
button:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-secondary { background: #e2e8f0; color: var(--text); }
.error { color: var(--fail); margin-top: 0.5rem; font-size: 0.9rem; }
.status {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: #e2e8f0;
  color: var(--unknown);
}
.status.pass { background: #dcfce7; color: var(--pass); }
.status.warn { background: #fef3c7; color: var(--warn); }
.status.fail { background: #fee2e2; color: var(--fail); }
.status.unknown { background: #e2e8f0; color: var(--unknown); }
.check h3 { margin: 0 0 0.35rem; font-size: 1rem; display: flex; gap: 0.5rem; align-items: center; }
.check p { margin: 0.35rem 0; color: var(--muted); font-size: 0.925rem; }
pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 0.75rem;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-all;
}
.draft-label { font-size: 0.8rem; font-weight: 600; margin-top: 0.75rem; }
footer {
  border-top: 1px solid var(--border);
  background: var(--card);
  padding: 1rem 1.25rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.hidden { display: none; }
.share { margin-top: 0.75rem; font-size: 0.9rem; }
.prose h2 { font-size: 1.25rem; margin-top: 1.5rem; }
.prose ul { padding-left: 1.25rem; }