:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #172033;
  --muted: #667085;
  --brand: #2854d8;
  --brand-dark: #183da7;
  --ok: #087443;
  --error: #b42318;
  --border: #d8deea;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top left, #e1e9ff, transparent 32rem), var(--bg);
}
.shell { width: min(1120px, calc(100% - 32px)); margin: 40px auto; }
.hero { margin-bottom: 24px; }
.eyebrow { color: var(--brand); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1 { font-size: clamp(2rem, 4vw, 4rem); margin: 0 0 12px; }
h2 { margin: 0 0 16px; }
.hero p:last-child { max-width: 780px; color: var(--muted); font-size: 1.1rem; }
.card {
  background: color-mix(in srgb, var(--card) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(16, 24, 40, .08);
  margin-bottom: 22px;
}
.form-grid { display: grid; gap: 18px; }
label span { display: block; font-weight: 750; margin-bottom: 8px; }
input, select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  background: white;
  color: var(--ink);
}
button {
  border: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: white;
  padding: 14px 18px;
  font-weight: 850;
  cursor: pointer;
  width: fit-content;
}
.result.success { border-color: color-mix(in srgb, var(--ok), white 65%); }
.result.error { border-color: color-mix(in srgb, var(--error), white 65%); }
.result.success h2 { color: var(--ok); }
.result.error h2 { color: var(--error); }
.result-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.output {
  margin-top: 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: #e5e7eb;
  overflow: auto;
  max-height: 520px;
}
.output p { padding: 18px; margin: 0; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 12px 14px; border-bottom: 1px solid rgba(255,255,255,.12); vertical-align: top; text-align: left; }
th { position: sticky; top: 0; background: #111827; }
code { color: #bfdbfe; white-space: nowrap; }
.warnings {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
}
.schema-list > ul { display: grid; gap: 12px; padding-left: 18px; }
.schema-list small { color: var(--muted); overflow-wrap: anywhere; }
.imports { margin-top: 8px; color: var(--muted); }
@media (min-width: 760px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
  .form-grid label:first-child, .form-grid label:nth-child(3) { grid-column: span 2; }
}