:root {
  --bg0: #0c1117;
  --bg1: #141b24;
  --ink: #e8eef5;
  --muted: #8b9aab;
  --line: rgba(232, 238, 245, 0.12);
  --amber: #e8a23a;
  --amber-dim: #b87a1e;
  --ok: #3dba7a;
  --danger: #e85d5d;
  --font-display: "Syne", sans-serif;
  --font-body: "Figtree", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(232, 162, 58, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(61, 100, 180, 0.15), transparent 50%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 40%, #0a0e13);
  line-height: 1.55;
}

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

.wrap { width: min(1100px, calc(100% - 2.5rem)); margin: 0 auto; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.brand span { color: var(--amber); }
.nav { display: flex; flex-wrap: wrap; gap: 0.85rem 1.25rem; align-items: center; }
.nav a { color: var(--muted); font-size: 0.95rem; text-decoration: none; }
.nav a:hover, .nav a.active { color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 0.4rem;
  padding: 0.7rem 1.15rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--amber); color: #1a1205; }
.btn-primary:hover { background: #f0b55a; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--muted); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.hero {
  padding: 4.5rem 0 3.5rem;
  max-width: 38rem;
}
.hero .eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 0.75rem;
  font-weight: 600;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
}
.hero p {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0 0 1.75rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.section { padding: 2.5rem 0 3.5rem; border-top: 1px solid var(--line); }
.section h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}
.section .lead { color: var(--muted); margin: 0 0 1.5rem; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
@media (max-width: 800px) {
  .grid-3 { grid-template-columns: 1fr; }
  .site-header { flex-direction: column; align-items: flex-start; }
}

.price-tier {
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
}
.price-tier h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
}
.price-tier .amount {
  font-size: 1.8rem;
  font-weight: 700;
  margin: 0.4rem 0;
}
.price-tier .amount small { font-size: 0.9rem; color: var(--muted); font-weight: 500; }
.price-tier ul {
  margin: 0.75rem 0 0;
  padding: 0 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.price-tier.featured {
  border-color: rgba(232, 162, 58, 0.45);
  box-shadow: inset 0 0 0 1px rgba(232, 162, 58, 0.2);
}

.code-block {
  background: #070a0e;
  border: 1px solid var(--line);
  padding: 1rem 1.1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #d5deea;
}

.panel {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.025);
  padding: 1.5rem;
  max-width: 40rem;
}
.panel h1, .panel h2 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin-top: 0;
}
.muted { color: var(--muted); }
.mono { font-family: var(--font-mono); font-size: 0.9rem; }
.ok { color: var(--ok); }
.danger { color: var(--danger); }

.key-box {
  margin: 1rem 0;
  padding: 1rem;
  background: #070a0e;
  border: 1px dashed rgba(232, 162, 58, 0.5);
  word-break: break-all;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.meter {
  height: 0.55rem;
  background: rgba(255,255,255,0.08);
  border-radius: 99px;
  overflow: hidden;
  margin: 0.5rem 0 1rem;
}
.meter > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--amber-dim), var(--amber));
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  font-size: 0.9rem;
}
.user-chip img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

.docs-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  padding: 2rem 0 4rem;
}
@media (max-width: 800px) {
  .docs-layout { grid-template-columns: 1fr; }
}
.docs-nav a {
  display: block;
  color: var(--muted);
  padding: 0.35rem 0;
  text-decoration: none;
}
.docs-nav a:hover, .docs-nav a.active { color: var(--ink); }
.docs-body h1 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  margin-top: 0;
}
.docs-body h2 {
  font-family: var(--font-display);
  margin-top: 2rem;
  font-size: 1.25rem;
}
.docs-body p, .docs-body li { color: var(--muted); }
.docs-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: #f0d3a0;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.flash {
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  margin: 1rem 0;
  background: rgba(255,255,255,0.03);
}
.flash.error { border-color: rgba(232, 93, 93, 0.5); color: #f0b0b0; }
.flash.ok { border-color: rgba(61, 186, 122, 0.45); color: #b6efd0; }

.hidden { display: none !important; }