/* Arcula developer sites (dev., docs., status.): the main site's tokens, a monospace voice and
   dark terminal panels. Served to every subdomain at /shared/. */
:root {
  --bg: #ffffff;
  --ink: #0b0b0c;
  --muted: #6e6b64;
  --soft: #8e8a82;
  --paper: #fbfaf6;
  --surface: #f4f2ec;
  --line: rgba(11, 11, 12, 0.08);
  --accent: #c77d14;
  --ok: #2e8b57;
  --warn: #c77d14;
  --bad: #c0392b;
  --term: #0f0f10;
  --term-ink: #e9e6de;
  --term-dim: #8a857a;
  --sans: Inter, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Consolas, monospace;
  --serif: Literata, Georgia, serif;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
  --pad: clamp(16px, 5vw, 56px);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0c;
    --ink: #f4f2ec;
    --muted: #a8a397;
    --soft: #8a857a;
    --paper: #131210;
    --surface: #1b1a16;
    --line: rgba(244, 242, 236, 0.1);
    --accent: #e09a35;
    --ok: #4cc38a;
    --bad: #ef6b5b;
    --term: #151412;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body { background: var(--bg); color: var(--ink); font: 400 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
code, kbd, pre { font-family: var(--mono); font-size: 0.92em; }
:not(pre) > code { background: var(--surface); padding: 2px 6px; border-radius: 6px; }
h1, h2, h3 { letter-spacing: -0.03em; line-height: 1.12; font-weight: 650; text-wrap: balance; }
em { font-style: normal; color: var(--accent); }

/* ── nav ── */
.nav { position: sticky; top: 0; z-index: 40; display: flex; align-items: center; gap: 22px; padding: 12px var(--pad); background: color-mix(in srgb, var(--bg) 84%, transparent); backdrop-filter: saturate(1.6) blur(16px); box-shadow: 0 1px 0 var(--line); }
.brand { display: flex; align-items: center; gap: 10px; font: 600 19px var(--serif); text-decoration: none; }
.brand small { font: 500 12px var(--mono); color: var(--accent); letter-spacing: 0.02em; padding: 2px 7px; border-radius: 6px; background: color-mix(in srgb, var(--accent) 14%, transparent); }
.mark { width: 28px; height: 28px; flex: none; }
.mark rect:first-child, .mark .hole { fill: var(--ink); }
.mark .lid, .mark .body, .mark .pin { fill: var(--bg); }
.links { display: flex; gap: 22px; margin-left: auto; font-size: 15px; }
.links a { color: var(--muted); text-decoration: none; transition: color .2s; }
.links a:hover, .links a[aria-current] { color: var(--ink); }
@media (max-width: 720px) { .links { display: none; } .nav .btn { margin-left: auto; } }

/* ── buttons ── */
.btn { display: inline-flex; align-items: center; gap: 9px; height: 46px; padding: 0 20px; border-radius: 12px; background: var(--ink); color: var(--bg); font-weight: 600; font-size: 15px; text-decoration: none; border: 0; cursor: pointer; transition: transform .18s var(--ease), opacity .2s; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: scale(.98); }
.btn.ghost { background: var(--surface); color: var(--ink); }
.btn.small { height: 38px; padding: 0 14px; font-size: 14px; border-radius: 10px; }
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ── terminal panel ── */
.term { background: var(--term); color: var(--term-ink); border-radius: 16px; font: 13.5px/1.65 var(--mono); overflow: hidden; box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .45); }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; background: rgba(255, 255, 255, .04); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.term-bar span { margin-left: 8px; color: var(--term-dim); font-size: 12px; }
.term pre { padding: 16px 18px; overflow-x: auto; white-space: pre; }
.term .c { color: var(--term-dim); }
.term .a { color: #e09a35; }
.term .g { color: #4cc38a; }

/* ── copyable code block ── */
.code { position: relative; background: var(--term); color: var(--term-ink); border-radius: 12px; margin: 14px 0; }
.code pre { padding: 14px 16px; overflow-x: auto; font-size: 13.5px; line-height: 1.6; }
.code button { position: absolute; top: 8px; right: 8px; height: 28px; padding: 0 10px; border-radius: 8px; border: 0; background: rgba(255, 255, 255, .08); color: var(--term-ink); font: 500 12px var(--sans); cursor: pointer; opacity: 0; transition: opacity .2s, background-color .2s; }
.code:hover button, .code button:focus-visible { opacity: 1; }
.code button.done { background: color-mix(in srgb, var(--ok) 40%, transparent); }
@media (hover: none) { .code button { opacity: 1; } }

/* ── reveal ── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

footer.foot { padding: 40px var(--pad); color: var(--soft); font-size: 14px; display: flex; flex-wrap: wrap; gap: 10px 24px; border-top: 1px solid var(--line); }
footer.foot a { color: var(--muted); text-decoration: none; }
footer.foot a:hover { color: var(--ink); }