/*
 * The public site's base layer (started as the "produs" preview direction). Tokens are the
 * first landing's, plus --bad from docs/design-system.md. Every block in blocks.css and every
 * mockup in mock.css needs this file and nothing else.
 */
:root {
  color-scheme: light;
  --bg: #fafafa;
  --card: #ffffff;
  --fg: #111113;
  --muted: #6b6f76;
  --faint: #9a9ea5;
  --border: #e9e9eb;
  --input: #dedee1;
  --sunken: #f4f4f5;
  --accent: #f1f1f2;
  --primary: #18181b;
  --on-primary: #fafafa;
  --ok: #157f3b; --ok-soft: #e8f6ee;
  --warn: #a85b06; --warn-soft: #fff3dd;
  --bad: #d12c1f; --bad-soft: #fdecea;
  --info: #1d55b3; --info-soft: #e8effb;
  --todo: #b8400a; --todo-soft: #fdeee4;
  --sent: #5a3fc4; --sent-soft: #efebff;
  --read: #f4f2ff; --read-line: #d6d0fa;
  --bot: #0a0a0c;
  --band: #111113;
  --on-band: #fafafa;
  --on-band-muted: #a1a1aa;
  --dot: rgba(17, 17, 19, 0.07);
  --float-shadow: 0 18px 40px -18px rgba(17, 17, 19, 0.28);
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0c0c0e;
    --card: #151518;
    --fg: #f4f4f5;
    --muted: #a1a1aa;
    --faint: #71717a;
    --border: #25252a;
    --input: #303036;
    --sunken: #1b1b1f;
    --accent: #202024;
    --primary: #f4f4f5;
    --on-primary: #111113;
    --ok: #4cc77a; --ok-soft: #10281a;
    --warn: #f0b03c; --warn-soft: #2c2008;
    --bad: #f2645a; --bad-soft: #321311;
    --info: #79a6f2; --info-soft: #121f36;
    --todo: #f2884a; --todo-soft: #2e170a;
    --sent: #a993f5; --sent-soft: #1e1838;
    --read: #1c1830; --read-line: #3a3262;
    --bot: #f9f9f9;
    --band: #f4f4f5;
    --on-band: #111113;
    --on-band-muted: #52525b;
    --dot: rgba(255, 255, 255, 0.06);
    --float-shadow: 0 18px 40px -18px rgba(0, 0, 0, 0.8);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 16px/1.55 Geist, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
@supports (overflow: clip) { body { overflow-x: clip; } }
a { color: inherit; }
img, svg { display: block; }
button, input { font: inherit; color: inherit; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }
.mono { font-family: var(--mono); }
.num { font-variant-numeric: tabular-nums; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.cbot { overflow: visible; }
.cbot-ink { fill: var(--bot); }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }

/* ------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border-radius: 999px; padding: 14px 22px; min-height: 48px;
  font: 600 15px/1 Geist, system-ui, sans-serif; text-decoration: none;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s, background .2s;
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--float-shadow); }
.btn-primary:active { transform: translateY(0) scale(.98); }
.btn-ghost { border-color: var(--input); background: var(--card); color: var(--fg); }
.btn-ghost:hover { background: var(--accent); }
.btn .g { width: 18px; height: 18px; background: #fff; border-radius: 50%; padding: 2px; flex: none; }
.btn-sm { padding: 10px 16px; min-height: 40px; font-size: 14px; }
.btn-sm .g { width: 16px; height: 16px; }
.btn-lg { padding: 18px 28px; font-size: 17px; }
.btn-block { width: 100%; }

/* --------------------------------------------------------------- pills */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  border-radius: 5px; padding: 3px 8px; font-size: 12px; font-weight: 500; line-height: 1.35; white-space: nowrap;
  background: var(--accent); color: var(--muted);
}
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.todo { background: var(--todo-soft); color: var(--todo); }
.pill.sent { background: var(--sent-soft); color: var(--sent); }
.pill.info { background: var(--info-soft); color: var(--info); }
.pill.plain::before { display: none; }

/* ----------------------------------------------------------------- nav */
nav.top {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
nav.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; letter-spacing: -0.03em; text-decoration: none; }
.brand svg { width: 30px; height: 30px; }
.brand .mod { font-weight: 500; }
@media (max-width: 520px) {
  .brand > span:has(.mod) { display: flex; flex-direction: column; gap: 3px; line-height: 1; }
  .brand .mod { font-size: 13px; letter-spacing: 0; color: var(--muted); }
}
nav.top .links { display: none; gap: 2px; }
nav.top .links a { text-decoration: none; color: var(--muted); font-size: 14px; font-weight: 500; padding: 8px 12px; border-radius: 8px; transition: background .2s, color .2s; }
nav.top .links a:hover { background: var(--accent); color: var(--fg); }
@media (min-width: 1040px) { nav.top .links { display: flex; } }
nav.top .end { display: flex; align-items: center; gap: 10px; }
@media (max-width: 420px) { nav.top .end .btn .t-long { display: none; } }
@media (min-width: 421px) { nav.top .end .btn .t-short { display: none; } }

.lang { display: inline-flex; border: 1px solid var(--border); background: var(--card); border-radius: 999px; padding: 3px; }
.lang a { text-decoration: none; font: 600 12px/1 var(--mono); color: var(--muted); padding: 7px 9px; border-radius: 999px; min-width: 34px; text-align: center; }
.lang a[aria-current="page"] { background: var(--primary); color: var(--on-primary); }
.lang a:not([aria-current]):hover { color: var(--fg); }

/* ------------------------------------------------------------ sections */
.sec { padding: 72px 0; position: relative; }
@media (min-width: 960px) { .sec { padding: 96px 0; } }
.sec.alt { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.kicker { display: inline-flex; align-items: center; gap: 10px; font: 500 13px/1 var(--mono); color: var(--muted); }
.kicker::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.sec h2 { font-size: clamp(30px, 4.6vw, 54px); line-height: 1.04; letter-spacing: -0.04em; font-weight: 700; margin: 16px 0 16px; max-width: 17em; text-wrap: balance; }
.sec h3 { letter-spacing: -0.02em; }
.sub { color: var(--muted); font-size: clamp(16px, 1.6vw, 19px); max-width: 38em; margin: 0; }
.caption { font-size: 13px; color: var(--faint); margin: 12px 0 0; }

/* ----------------------------------------------------- reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}