:root {
  color-scheme: dark;
  --bg: #141018;
  --bg-2: #1c1824;
  --bg-3: #2a2434;
  --fg: #e8e4ef;
  --fg-2: #a39caf;
  --accent: #cba6ff;
  --ok: #74e0a3;
  --warn: #ffd36b;
  --bad: #ff6b8b;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;
  --maxw: 1000px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* Override the inline p-4 utility from the snippet so the layout breathes. */
body.p-4 {
  padding: 0;
}

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

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--bg-3);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  color: var(--fg);
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(20, 16, 24, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bg-3);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--fg);
}
.brand:hover {
  text-decoration: none;
}
.brand-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
}
.nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}
.nav a {
  color: var(--fg-2);
}
.nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- hero ---------- */
.hero {
  padding: 80px 0 56px;
  background:
    radial-gradient(60% 120% at 50% -10%, rgba(203, 166, 255, 0.14), transparent 70%),
    var(--bg);
  border-bottom: 1px solid var(--bg-3);
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.1;
  margin: 0 0 20px;
  max-width: 16ch;
  background: linear-gradient(180deg, var(--fg), var(--fg-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede {
  font-size: 18px;
  color: var(--fg-2);
  max-width: 62ch;
  margin: 0 0 36px;
}
.lede strong {
  color: var(--fg);
  font-weight: 600;
}

/* ---------- downloads ---------- */
.downloads {
  margin-top: 8px;
}
.crabnebula-btn {
  display: inline-block;
  background: var(--accent);
  color: #1a1320;
  font-weight: 650;
  font-size: 16px;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}
.crabnebula-btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(203, 166, 255, 0.3);
}
.crabnebula-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 16px;
}
.crabnebula-link {
  font-size: 14px;
  color: var(--fg-2);
  border-bottom: 1px dashed var(--bg-3);
  padding-bottom: 2px;
}
.crabnebula-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
  text-decoration: none;
}
.downloads-note {
  margin-top: 22px;
  font-size: 14px;
  color: var(--fg-2);
}

/* ---------- callout ---------- */
.callout {
  margin: 36px auto 0;
  padding: 16px 20px;
  background: var(--bg-2);
  border: 1px solid var(--bg-3);
  border-left: 3px solid var(--warn);
  border-radius: 8px;
  font-size: 15px;
  color: var(--fg-2);
}
.callout strong {
  color: var(--fg);
}

/* ---------- sections ---------- */
.section {
  padding: 56px 24px;
}
.section h2 {
  font-size: 28px;
  margin: 0 0 12px;
}
.section-lede {
  color: var(--fg-2);
  max-width: 70ch;
  margin: 0 0 28px;
}
.fineprint {
  color: var(--fg-2);
  font-size: 14px;
  margin-top: 16px;
}

/* ---------- card grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-2);
  border: 1px solid var(--bg-3);
  border-radius: 10px;
  padding: 20px;
  transition: border-color 0.15s ease;
}
.card:hover {
  border-color: var(--accent);
}
.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--accent);
}
.card p {
  margin: 0;
  font-size: 14.5px;
  color: var(--fg-2);
}

/* ---------- tables ---------- */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--bg-3);
  border-radius: 10px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}
thead th {
  text-align: left;
  background: var(--bg-3);
  color: var(--fg);
  font-weight: 600;
  padding: 10px 14px;
  white-space: nowrap;
}
tbody td {
  padding: 10px 14px;
  border-top: 1px solid var(--bg-3);
  color: var(--fg-2);
}
tbody tr:nth-child(even) {
  background: var(--bg-2);
}

/* ---------- pills ---------- */
.pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
  white-space: nowrap;
}
.pill.on {
  background: rgba(116, 224, 163, 0.16);
  color: var(--ok);
}
.pill.off {
  background: var(--bg-3);
  color: var(--fg-2);
}
.pill.bad {
  background: rgba(255, 107, 139, 0.16);
  color: var(--bad);
}
.pill.warn {
  background: rgba(255, 211, 107, 0.16);
  color: var(--warn);
}
.pill.mid {
  background: rgba(203, 166, 255, 0.16);
  color: var(--accent);
}

/* ---------- code & diagram ---------- */
.code,
.diagram {
  background: var(--bg-2);
  border: 1px solid var(--bg-3);
  border-radius: 10px;
  padding: 18px 20px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--fg);
}
.diagram {
  color: var(--fg-2);
}

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--bg-3);
  padding: 32px 24px;
  margin-top: 32px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--fg-2);
  font-size: 14px;
}
.footer-inner p {
  margin: 0;
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }
  .hero {
    padding: 56px 0 40px;
  }
}