/* getbud landing + docs. System fonts, teal accent, light/dark aware. */
:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --ink: #0f172a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --line: #e2e8f0;
  --accent: #0d9488;
  --accent-ink: #0f766e;
  --code-bg: #f1f5f9;
  --gold: #d97706;
  --green: #059669;
  --purple: #7c3aed;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #020617;
    --surface: #0f172a;
    --ink: #f1f5f9;
    --ink-2: #94a3b8;
    --ink-3: #64748b;
    --line: #1e293b;
    --accent: #14b8a6;
    --accent-ink: #5eead4;
    --code-bg: #1e293b;
    --gold: #fbbf24;
    --green: #34d399;
    --purple: #a78bfa;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}
code { background: var(--code-bg); padding: 0.1em 0.35em; border-radius: 5px; }
pre {
  background: var(--code-bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  line-height: 1.5;
}
pre code { background: none; padding: 0; }

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 1.5rem; }

/* Header */
header.site {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 650;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.brand img { display: block; }
nav.top { display: flex; gap: 1.4rem; font-size: 0.925rem; }
nav.top a { color: var(--ink-2); }
nav.top a:hover { color: var(--ink); text-decoration: none; }

/* Hero */
.hero { padding: 5.5rem 0 4rem; text-align: center; }
.hero img.logo { display: inline-block; }
.hero h1 {
  margin-top: 1.25rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.hero h1 .w-earn { color: var(--green); }
.hero h1 .w-spend { color: var(--gold); }
.hero h1 .w-grow { color: var(--purple); }
.hero p.tag {
  margin: 1rem auto 0;
  max-width: 38rem;
  font-size: 1.125rem;
  color: var(--ink-2);
}
.cta { margin-top: 2rem; display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  border-radius: 10px;
  padding: 0.65rem 1.3rem;
  font-weight: 550;
  font-size: 0.95rem;
}
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-ink); text-decoration: none; }
.btn.ghost { border: 1px solid var(--line); color: var(--ink); }
.btn.ghost:hover { border-color: var(--ink-3); text-decoration: none; }
.hero pre.pull {
  margin: 2.25rem auto 0;
  max-width: 34rem;
  text-align: left;
}

/* Sections */
section.block { padding: 3.5rem 0; border-top: 1px solid var(--line); }
section.block > .wrap > h2 {
  font-size: 1.6rem;
  letter-spacing: -0.015em;
  margin-bottom: 0.4rem;
}
section.block > .wrap > p.lead { color: var(--ink-2); max-width: 44rem; margin-bottom: 2rem; }

/* Feature grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: 1rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.25rem 1.3rem;
}
.card .icon { font-size: 1.4rem; }
.card h3 { margin: 0.5rem 0 0.3rem; font-size: 1.02rem; }
.card p { font-size: 0.92rem; color: var(--ink-2); }

/* Footer */
footer.site {
  border-top: 1px solid var(--line);
  padding: 2rem 0 3rem;
  color: var(--ink-3);
  font-size: 0.9rem;
  text-align: center;
}

/* Docs layout */
.docs { display: grid; grid-template-columns: 15rem 1fr; gap: 3rem; padding: 3rem 0 5rem; }
.docs aside { position: sticky; top: 5rem; align-self: start; font-size: 0.925rem; }
.docs aside h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin: 1.1rem 0 0.35rem;
}
.docs aside a { display: block; padding: 0.15rem 0; color: var(--ink-2); }
.docs aside a:hover { color: var(--ink); text-decoration: none; }
.docs main { min-width: 0; }
.docs main h1 { font-size: 2rem; letter-spacing: -0.02em; }
.docs main h2 {
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin-top: 2.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.docs main h3 { font-size: 1.05rem; margin-top: 1.75rem; }
.docs main p, .docs main li { color: var(--ink-2); }
.docs main p, .docs main pre, .docs main table, .docs main ul, .docs main ol { margin-top: 0.8rem; }
.docs main ul, .docs main ol { padding-left: 1.4rem; }
.docs main strong { color: var(--ink); }

table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--ink-3); font-weight: 600; }
td code { white-space: nowrap; }

@media (max-width: 46rem) {
  .docs { grid-template-columns: 1fr; }
  .docs aside { position: static; }
}