/* AutoCore Labs — tek stil dosyası.
   Kural: haricî font YOK, haricî kaynak YOK, JavaScript YOK, çerez YOK. */

:root {
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #5b626e;
  --line: #e3e6ea;
  --accent: #1a4fd6;
  --measure: 34rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #e8eaee;
    --muted: #9aa2af;
    --line: #262a32;
    --accent: #7aa2ff;
  }
}

* { box-sizing: border-box; }

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 3rem 1.25rem 4rem;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  font-kerning: normal;
}

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
}

header {
  margin-bottom: 2.5rem;
}

.brand {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--fg);
}

h1 {
  font-size: 1.75rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 1rem;
  font-weight: 650;
}

h2 {
  font-size: 1.05rem;
  margin: 2.25rem 0 0.5rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1rem; }

.lead {
  font-size: 1.1rem;
  color: var(--fg);
}

.muted { color: var(--muted); }

a { color: var(--accent); }

ul {
  padding-left: 1.15rem;
  margin: 0 0 1rem;
}

li { margin-bottom: 0.35rem; }

dl { margin: 0 0 1rem; }
dt { font-weight: 600; margin-top: 0.9rem; }
dd { margin: 0.15rem 0 0; color: var(--muted); }

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.5rem 0 1.5rem;
}

footer {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

footer a { color: var(--muted); }

footer nav a { margin-right: 1rem; }

.notice {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  padding: 0.9rem 1rem;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  color: var(--muted);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}