:root {
  --accent: #7357ff;
  --accent-text: #5b3ff0;
  --ink: #0e0e12;
  --text: #0e0e12;
  --muted: #5d5d6b;
  --bg: #ffffff;
  --surface: #f5f4f9;
  --line: #e7e6ee;
  --code-bg: #f1effa;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --accent-text: #a08cff;
    --text: #f2f2f5;
    --muted: #a3a3b2;
    --bg: #0a0a0c;
    --surface: #141418;
    --line: #26262d;
    --code-bg: #17151f;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent-text); text-underline-offset: 2px; }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: -0.01em; }
.mark {
  width: 28px; height: 28px; border-radius: 8px; background: var(--accent); color: #fff;
  display: grid; place-items: center; font: 700 13px/1 "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:hover { color: var(--text); }
main { padding: 48px 0 64px; }
h1 { font-size: 40px; line-height: 1.15; letter-spacing: -0.025em; margin: 0 0 16px; }
h2 { font-size: 22px; letter-spacing: -0.01em; margin: 40px 0 8px; }
h3 { font-size: 17px; margin: 24px 0 4px; }
p, li { color: var(--text); }
.lede { font-size: 20px; color: var(--muted); margin: 0 0 28px; }
.muted { color: var(--muted); }
code, .mono { font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; }
.button {
  display: inline-block; background: var(--ink); color: #fff; text-decoration: none; font-weight: 600;
  padding: 12px 20px; border-radius: 12px;
}
@media (prefers-color-scheme: dark) { .button { background: var(--accent); } }
.terminal {
  margin: 36px 0; background: var(--code-bg); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px;
  font: 14px/1.7 "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace; overflow-x: auto; white-space: pre;
}
.terminal .p { color: var(--accent-text); }
.features { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.features li { padding: 16px 0; border-bottom: 1px solid var(--line); }
.features strong { display: block; }
.features span { color: var(--muted); }
.doc h1 { font-size: 34px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }
footer.site { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 14px; color: var(--muted); }
footer.site a { color: var(--muted); margin-right: 16px; }
@media (max-width: 520px) {
  h1 { font-size: 32px; }
  .lede { font-size: 18px; }
  nav a { margin-left: 12px; }
}