/* =========================================================
   stdout.chat — shared design system
   Used by: index, privacy, terms, updates, support
   ========================================================= */

:root{
  --bg: #07090a;
  --bg-2: #0c100e;
  --bg-3: #0f1411;
  --line: #1c2a22;
  --line-2: #2a3d32;
  --text: #d8f0de;
  --text-2: #a8c4ae;
  --text-dim: #7d9689;
  --accent: #00ff7a;
  --accent-glow: rgba(0,255,122,0.35);
  --accent-soft: rgba(0,255,122,0.12);
  --amber: #ffb454;
  --red: #ff5a5a;
  --grade-s: #ffd24a;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --sans: 'Geist', ui-sans-serif, -apple-system, BlinkMacSystemFont, system-ui, sans-serif;

}

/* Theme variants applied via [data-theme=…] on <html> — kept as fallback styling
   even though the in-page swatch toggles are no longer mounted. */
html[data-theme="amber"]  { --accent:#ffb454; --accent-glow: rgba(255,180,84,.35); --accent-soft: rgba(255,180,84,.12); --text:#f0e3cf; --text-2:#cbb89a; --text-dim:#8a7c63; }
html[data-theme="red"]    { --accent:#ff5a5a; --accent-glow: rgba(255,90,90,.35); --accent-soft: rgba(255,90,90,.12); --text:#ffdada; --text-2:#d4a8a8; --text-dim:#8a6868; }
html[data-theme="matrix"] { --accent:#00ff66; --accent-glow: rgba(0,255,102,.35); --accent-soft: rgba(0,255,102,.12); --text:#d4ffe2; --text-2:#9bd6ad; --bg:#040806; --bg-2:#070d0a; --bg-3:#0a1310; }
html[data-theme="white"]  { --accent:#f5f5f5; --accent-glow: rgba(240,240,240,.28); --accent-soft: rgba(240,240,240,.08); --text:#e8e8e8; --text-2:#a8a8a8; --text-dim:#6e6e6e; --bg:#0a0a0a; --bg-2:#101010; --bg-3:#161616; --line:#2a2a2a; --line-2:#3a3a3a; }
html[data-theme="blue"]   { --accent:#4ad6ff; --accent-glow: rgba(74,214,255,.35); --accent-soft: rgba(74,214,255,.12); --text:#d4eeff; --text-2:#9bc1d6; --text-dim:#5d7a8a; --bg:#050a14; --bg-2:#081222; --bg-3:#0a1830; }

/* =========================================================
   Reset
   ========================================================= */
*{ box-sizing:border-box; }
html, body{
  margin:0; padding:0;
  background:var(--bg); color:var(--text);
  font-family:var(--sans); -webkit-font-smoothing:antialiased;
}
/* Offset anchor jumps so section tops aren't hidden under the sticky topbar */
html{ scroll-padding-top:88px; }
body{
  background:
    radial-gradient(1200px 600px at 80% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, var(--accent-soft), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  min-height:100vh;
  overflow-x:hidden;
}
html[data-theme="white"] body{
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255,255,255,.04), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(255,255,255,.03), transparent 60%),
    var(--bg);
}

/* Subtle scanlines for terminal themes (not white) */
body::before{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:1;
  background: repeating-linear-gradient(180deg, rgba(255,255,255,0) 0 2px, rgba(255,255,255,0.012) 2px 3px);
  mix-blend-mode: overlay;
}
html[data-theme="white"] body::before{ display:none; }

/* =========================================================
   Typography helpers
   ========================================================= */
a{ color:inherit; text-decoration:none; transition: opacity .15s ease; }
a:hover{ opacity:.7; }
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible{
  outline: 2px solid var(--accent); outline-offset: 2px;
}

/* Skip-to-content */
.skip-link{
  position:fixed; top:-100%; left:16px; z-index:100;
  padding:8px 16px; background:var(--accent); color:var(--bg);
  font-family:var(--mono); font-size:13px; font-weight:600;
  border-radius:0 0 6px 6px; text-decoration:none; opacity:1;
}
.skip-link:focus{ top:0; }

.mono{ font-family:var(--mono); }
.accent{ color:var(--accent); }
.dim{ color:var(--text-dim); }

/* =========================================================
   Layout containers
   ========================================================= */
.wrap{ max-width:1320px; margin:0 auto; padding:0 32px; position:relative; z-index:2; }
.wrap-narrow{ max-width:1080px; margin:0 auto; padding:0 32px; position:relative; z-index:2; }

/* =========================================================
   Top bar (header)
   ========================================================= */
/* Full-width sticky bar; lives directly under <body> so its containing block
   is the whole page (not a single .wrap) — keeps it stuck across all sections. */
.topbar{
  position:sticky; top:0; z-index:50;
  border-bottom:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
/* Inner wrapper carries the original .wrap centering + the bar's flex layout,
   so brand/nav/cta alignment is unchanged. */
.topbar-inner{
  max-width:1320px; margin:0 auto; padding:22px 32px;
  display:flex; align-items:center; justify-content:space-between;
  font-family:var(--mono); font-size:14px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:700; letter-spacing:-.01em; color:var(--text);
}
.brand:hover{ opacity:1; }
.brand .dot{
  width:10px; height:10px; background:var(--accent); border-radius:2px;
  box-shadow:0 0 12px var(--accent-glow);
  animation: blink 1.2s steps(1) infinite;
}
.brand:hover .dot{ animation: none; }
@keyframes blink{ 50%{ opacity:.25; } }

.top-nav{ display:flex; gap:28px; color:var(--text-dim); }
.top-nav a{ color:inherit; }
.top-nav a:hover{ color:var(--text); opacity:1; }
.top-nav a.active{ color:var(--accent); }

.top-cta{
  display:inline-flex; align-items:center; gap:8px;
  padding:9px 16px; border:1px solid var(--accent); color:var(--accent);
  border-radius:999px; font-weight:600;
  transition: background .15s ease, color .15s ease, opacity .15s ease;
}
.top-cta:hover{ background:var(--accent); color:var(--bg); opacity:1; }

/* =========================================================
   Sub-page header (privacy/terms/updates/support)
   ========================================================= */
.page-head{
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--line);
}
.page-eyebrow{
  font-family:var(--mono); font-size:14px; color:var(--accent);
  letter-spacing:.06em; margin-bottom: 18px;
}
.page-title{
  font-family:var(--sans); font-weight:800;
  font-size: clamp(56px, 8vw, 104px);
  letter-spacing:-.035em; line-height:.92;
  margin: 0 0 28px;
  text-wrap: balance;
}
.page-title em{ font-style:italic; font-weight:500; color:var(--text-dim); }
.page-title .green{ color:var(--accent); }
.page-sub{
  font-size:20px; color:var(--text-2); max-width: 720px;
  line-height: 1.5; margin: 0;
  text-wrap: pretty;
}
.page-meta{
  margin-top: 36px;
  display:flex; flex-wrap:wrap; gap: 24px 36px;
  font-family:var(--mono); font-size:13px; color:var(--text-dim);
  border-top:1px dashed var(--line-2); padding-top: 24px;
}
.page-meta b{ color:var(--text); font-weight:600; }
.page-meta code{
  font-family:var(--mono);
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 8px; border-radius: 4px;
  font-size:12px;
}

/* =========================================================
   Footer
   ========================================================= */
footer{
  border-top:1px solid var(--line);
  padding: 48px 0 40px;
  font-family:var(--mono); font-size:13px; color:var(--text-dim);
  margin-top: 80px;
}
.foot-row{ display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap; }
.foot-row a{ color:inherit; }
.foot-row a:hover{ color:var(--text); opacity:1; }
.foot-row .links{ display:flex; gap:24px; flex-wrap:wrap; }
.foot-row .who{ display:flex; align-items:center; gap:10px; }
.foot-row .who .dot{ width:7px; height:7px; background:var(--accent); border-radius:50%; }

/* =========================================================
   Legal pages shared (privacy / terms)
   ========================================================= */
.legal{
  display:grid; grid-template-columns: 280px 1fr;
  gap: 80px; padding: 64px 0 80px;
  align-items:start;
}
.toc{
  position: sticky; top: 32px;
  font-family: var(--mono); font-size: 13px;
  max-height: calc(100vh - 64px); overflow-y:auto;
  padding-right: 8px;
}
.toc-label{
  color: var(--accent); letter-spacing:.06em;
  margin-bottom: 18px; font-weight: 600;
}
.toc ol{
  margin:0; padding:0; list-style:none;
  counter-reset: tocn;
}
.toc li{
  counter-increment: tocn;
  margin: 0;
}
.toc a{
  display: flex; gap: 12px; padding: 8px 0;
  color: var(--text-dim); border-bottom: 1px dashed var(--line);
  font-size: 13px; line-height:1.4;
}
.toc a::before{
  content: counter(tocn, decimal-leading-zero);
  color: var(--accent); opacity:.6; flex-shrink:0;
}
.toc a:hover, .toc a.active{ color: var(--text); opacity:1; }
.toc a:hover{ background: var(--accent-soft); padding-left: 8px; margin-left:-8px; }

.doc{ font-size: 17px; line-height: 1.65; max-width: 780px; }
.doc > p:first-of-type{ font-size: 19px; color: var(--text); }
.doc p{ color: var(--text-2); margin: 0 0 22px; }
.doc h2{
  font-family: var(--sans); font-weight: 700;
  font-size: 40px; letter-spacing:-.025em; line-height:1.1;
  margin: 80px 0 28px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  color: var(--text);
  scroll-margin-top: 24px;
}
.doc h2 .n{
  font-family: var(--mono);
  font-size: 13px; color: var(--accent);
  display: block;
  font-weight: 600; letter-spacing: .08em;
  margin-bottom: 10px;
}
.doc h3{
  font-family: var(--sans); font-weight: 600;
  font-size: 22px; letter-spacing: -.015em;
  margin: 36px 0 14px;
  color: var(--text);
}
.doc h3::before{
  content: "// ";
  font-family: var(--mono);
  color: var(--accent); opacity:.7;
  font-weight: 500;
}
.doc ul, .doc ol{ margin: 0 0 24px; padding-left: 20px; color: var(--text-2); }
.doc li{ margin: 8px 0; }
.doc li::marker{ color: var(--accent); }
.doc strong, .doc b{ color: var(--text); font-weight:600; }
.doc code{
  font-family: var(--mono);
  background: var(--accent-soft); color: var(--accent);
  padding: 2px 8px; border-radius: 4px;
  font-size: 14px;
}
.doc a{ border-bottom: 1px dashed currentColor; padding-bottom:1px; }
.doc a:hover{ opacity: 0.8; }
.doc .callout{
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 20px 24px;
  margin: 28px 0;
  font-size: 16px;
}
.doc .callout strong{ color: var(--accent); }
.doc .callout.warn{ border-left-color: var(--red); }
.doc .callout.warn strong{ color: var(--red); }

/* =========================================================
   Responsive base
   ========================================================= */
@media (max-width: 900px){
  .top-nav{ display:none; }
  .wrap{ padding: 0 18px; }
  .wrap-narrow{ padding: 0 18px; }
  .page-head{ padding: 50px 0 40px; }
  .legal{ grid-template-columns: 1fr; gap: 32px; padding: 40px 0 60px; }
  .toc{ position: static; max-height: none; padding-right:0; }
  .toc ol{ columns: 2; column-gap: 16px; }
  .doc h2{ font-size: 32px; margin: 56px 0 24px; }
}
