:root {
  --bg: #fbfaf7;
  --card: #ffffff;
  --ink: #1d1b16;
  --muted: #5f5a4f;
  --line: #e7e3da;
  --accent: #c2410c;
  --accent-ink: #ffffff;
  --radius: 14px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }
header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 800; letter-spacing: -0.02em; color: var(--ink); text-decoration: none; font-size: 20px; }
.logo span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:hover { color: var(--ink); }
.hero { padding: 72px 0 40px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.1; letter-spacing: -0.03em; margin: 0 0 16px; }
.hero p { font-size: 20px; color: var(--muted); max-width: 640px; margin: 0; }
.tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; padding: 24px 0 72px; }
.tool {
  display: block; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; color: var(--ink); text-decoration: none; transition: border-color .15s, transform .15s;
}
.tool:hover { border-color: var(--accent); transform: translateY(-2px); }
.tool .tag { display: inline-block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); }
.tool h2 { margin: 6px 0 6px; font-size: 22px; }
.tool p { margin: 0 0 14px; color: var(--muted); font-size: 16px; }
.tool .go { font-weight: 700; color: var(--accent); }
.tool.soon { opacity: .6; pointer-events: none; }
.doc { padding: 48px 0 72px; max-width: 720px; }
.doc h1 { font-size: 36px; letter-spacing: -0.02em; margin: 0 0 8px; }
.doc h2 { font-size: 22px; margin: 36px 0 8px; }
.doc .updated { color: var(--muted); margin: 0 0 28px; font-size: 15px; }
.doc li { margin: 4px 0; }
.box { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 22px; margin: 18px 0; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; padding: 28px 0 40px; }
footer .links a { color: var(--muted); margin-right: 16px; }
footer p { margin: 10px 0 0; }
@media (max-width: 560px) {
  nav a { margin-left: 12px; }
  .hero { padding-top: 48px; }
}