:root {
  --bg: #f7f7fb;
  --surface: #ffffff;
  --text: #111827;
  --text-2: #4b5563;
  --border: #e5e7eb;
  --accent: #080b38;
  --accent-soft: #eceefe;
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --g0: #d1d5db;
  --g1: #ef4444;
  --g2: #eab308;
  --g3: #4ade80;
  --g4: #22c55e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0c14;
    --surface: #14151f;
    --text: #f3f4f6;
    --text-2: #a1a7b5;
    --border: #262838;
    --accent: #9198ff;
    --accent-soft: #1c1e33;
    --danger: #f87171;
    --danger-soft: #2a1414;
    --g0: #e5e7eb;
    --g2: #facc15;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-underline-offset: 2px; }
code { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 0.9em; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

header.top {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
header.top .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 60px;
  flex-wrap: wrap;
  padding-top: 8px;
  padding-bottom: 8px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
}
.brand img { width: 32px; height: 32px; border-radius: 8px; }

.langs { display: flex; flex-wrap: wrap; gap: 4px; }
.langs button {
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-2);
  cursor: pointer;
}
.langs button[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

nav.pages { border-bottom: 1px solid var(--border); background: var(--surface); }
nav.pages .wrap { display: flex; gap: 20px; overflow-x: auto; }
nav.pages a {
  padding: 10px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-2);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}
nav.pages a[aria-current="page"] { color: var(--text); border-bottom-color: var(--accent); }

main { padding: 32px 0 48px; }
h1 { font-size: 30px; overflow-wrap: anywhere; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 20px; margin: 32px 0 8px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
p, ul, ol { margin: 0 0 12px; }
li { margin-bottom: 4px; }
.meta { color: var(--text-2); font-size: 14px; margin-bottom: 24px; }

table { width: 100%; border-collapse: collapse; margin: 8px 0 16px; font-size: 15px; }
th, td { text-align: left; padding: 8px 10px; border: 1px solid var(--border); vertical-align: top; }
th { background: var(--accent-soft); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 16px 0;
}
.card h2, .card h3 { margin-top: 0; }
.card.warn { background: var(--danger-soft); border-color: transparent; }
.card.warn strong { color: var(--danger); }

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 10px;
  text-decoration: none;
}

.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 96px; height: 96px; border-radius: 22px; }
.hero p { color: var(--text-2); font-size: 18px; max-width: 520px; margin: 8px auto 0; }
.grid-demo {
  display: grid;
  grid-template-columns: repeat(14, 14px);
  grid-template-rows: repeat(5, 14px);
  grid-auto-flow: column;
  gap: 4px;
  justify-content: center;
  margin: 24px 0;
}
.grid-demo span { border-radius: 3px; background: var(--g0); }
.grid-demo .l1 { background: var(--g1); }
.grid-demo .l2 { background: var(--g2); }
.grid-demo .l3 { background: var(--g3); }
.grid-demo .l4 { background: var(--g4); }

.links { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.links a.card { display: block; margin: 0; text-decoration: none; color: var(--text); }
.links a.card strong { display: block; font-size: 17px; margin-bottom: 2px; }
.links a.card span { color: var(--text-2); font-size: 14px; }

footer { border-top: 1px solid var(--border); padding: 20px 0 32px; color: var(--text-2); font-size: 14px; }

[hidden] { display: none !important; }