:root {
  --bg: #000; --bg-1: #08090b; --bg-2: #101216;
  --ink: #eaecef; --ink-soft: #b7bdc6; --ink-mute: #848e9c; --ink-faint: #474d57;
  --rule: #1e2329;
  --mint: #00e5a0; --mint-soft: rgba(0, 229, 160, 0.12); --mint-deep: #00b382;
  --down: #f6465d; --down-soft: rgba(246, 70, 93, 0.12);
  --gold: #fcd535;
  --font: "Inter", -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 15px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--mint); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: 13px; background: var(--mint-soft); color: var(--mint); padding: 1px 5px; border-radius: 2px; }

.topbar { background: var(--bg); border-bottom: 1px solid var(--rule); position: sticky; top: 0; z-index: 85; }
.topbar-inner {
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1200px; margin: 0 auto; padding: 14px 24px; gap: 24px;
}
.brand { display: flex; align-items: baseline; gap: 10px; font-weight: 700; letter-spacing: -0.01em; }
.brand .logo { font-size: 22px; }
.brand .logo .x { color: var(--mint); }
.nav-main { display: flex; gap: 6px; flex: 1; justify-content: center; }
.nav-main a {
  font-size: 13px; font-weight: 500; padding: 8px 14px;
  color: var(--ink-soft); border-radius: 4px; transition: all 0.12s;
}
.nav-main a:hover { color: var(--mint); background: var(--mint-soft); text-decoration: none; }
.nav-right { display: flex; gap: 10px; align-items: center; }
.btn {
  font-family: var(--font); font-size: 13px; font-weight: 600;
  padding: 9px 18px; border-radius: 4px; border: 1px solid var(--rule);
  color: var(--ink); transition: all 0.12s;
}
.btn:hover { border-color: var(--mint); color: var(--mint); text-decoration: none; }
.btn.primary { background: var(--mint); color: var(--bg); border-color: var(--mint); }
.btn.primary:hover { background: var(--mint-deep); color: var(--bg); }

.doc-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  max-width: 1200px; margin: 0 auto;
  min-height: calc(100vh - 60px);
}
.doc-sidebar {
  padding: 32px 24px;
  background: var(--bg-1); border-right: 1px solid var(--rule);
  position: sticky; top: 60px;
  height: calc(100vh - 60px);
  overflow-y: auto;
}
.doc-sidebar h4 {
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  color: var(--mint); letter-spacing: 0.15em; text-transform: uppercase;
  margin-bottom: 12px;
}
.doc-sidebar h4:not(:first-child) { margin-top: 24px; }
.doc-sidebar a {
  display: block; padding: 6px 10px;
  font-size: 13px; color: var(--ink-soft);
  border-radius: 3px; transition: all 0.1s;
  text-decoration: none;
}
.doc-sidebar a:hover, .doc-sidebar a.active, .doc-sidebar a.section-active {
  background: var(--mint-soft); color: var(--mint);
}

.doc-content {
  padding: 48px 60px;
  max-width: 820px;
}
.doc-content .meta {
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-mute); letter-spacing: 0.08em;
  text-transform: uppercase; margin-bottom: 14px;
  display: inline-flex; gap: 10px; align-items: center;
}
.doc-content .meta::before {
  content: ""; width: 20px; height: 1px; background: var(--mint);
}
.doc-content h1 {
  font-size: 42px; font-weight: 800; letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.doc-content .effective {
  color: var(--ink-mute); font-size: 13px; margin-bottom: 40px;
  padding-bottom: 24px; border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
}
.doc-content h2 {
  font-size: 24px; font-weight: 700; letter-spacing: -0.01em;
  margin-top: 40px; margin-bottom: 14px; color: var(--ink);
  scroll-margin-top: 80px;
}
.doc-content h3 {
  font-size: 17px; font-weight: 600;
  margin-top: 28px; margin-bottom: 10px; color: var(--ink);
}
.doc-content p { color: var(--ink-soft); margin-bottom: 14px; }
.doc-content ul, .doc-content ol { margin: 14px 0; padding-left: 24px; }
.doc-content li { color: var(--ink-soft); margin-bottom: 8px; line-height: 1.55; }
.doc-content li::marker { color: var(--mint); }
.doc-content strong { color: var(--ink); font-weight: 600; }
.doc-content .callout {
  background: var(--down-soft); border: 1px solid rgba(246,70,93,0.25);
  border-left: 3px solid var(--down);
  padding: 16px 20px; border-radius: 4px;
  margin: 18px 0;
  font-size: 14px; line-height: 1.6;
}
.doc-content .callout.info {
  background: var(--mint-soft); border-color: rgba(0,229,160,0.25);
  border-left-color: var(--mint);
}
.doc-content .callout.warn {
  background: rgba(252,213,53,0.08); border-color: rgba(252,213,53,0.25);
  border-left-color: var(--gold);
}
.doc-content .callout strong { color: var(--down); }
.doc-content .callout.info strong { color: var(--mint); }
.doc-content .callout.warn strong { color: var(--gold); }

.footer-nav {
  margin-top: 60px; padding-top: 28px;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
}
.footer-nav a {
  font-family: var(--mono); font-size: 12px;
  padding: 10px 16px; border: 1px solid var(--rule); border-radius: 4px;
  color: var(--ink-soft);
  transition: all 0.12s;
}
.footer-nav a:hover { border-color: var(--mint); color: var(--mint); text-decoration: none; }

.site-footer { padding: 32px 0; font-family: var(--mono); font-size: 11px; color: var(--ink-mute); border-top: 1px solid var(--rule); text-align: center; }

@media (max-width: 900px) {
  .doc-layout { grid-template-columns: 1fr; }
  .doc-sidebar { position: static; height: auto; border-right: none; border-bottom: 1px solid var(--rule); }
  .doc-content { padding: 28px 24px; }
  .nav-main { display: none; }
}

/* BETA pill — added 2026-04-25, was missing on legal pages so the
   marker rendered as plain text instead of mint pill. Matches the
   inline .tag style on index/portfolio/etc. */
.brand .tag, .topbar .tag {
  display: inline-block;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 9px;
  font-weight: 500;
  padding: 2px 6px;
  background: rgba(0, 229, 160, 0.12);
  color: #00e5a0;
  border-radius: 2px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-left: 6px;
  vertical-align: middle;
}

/* Mobile topbar declutter — at <=900px hide ghost CTAs (Terminal etc),
   keep only primary Sign Up button + theme/hamburger fixed buttons.
   Without this, 2 buttons + theme + hamburger overflow on 375px,
   primary Sign Up gets clipped. Mirrors index.html pattern. */
@media (max-width: 900px) {
  .topbar .nav-right .btn-ghost,
  .topbar .nav-right a.btn:not(.btn-primary):not(.primary) {
    display: none;
  }
  .topbar .nav-right .btn-primary,
  .topbar .nav-right .primary {
    padding: 8px 14px;
    font-size: 12px;
  }
  .topbar-inner { padding: 12px 14px; gap: 10px; }
}