:root{--bg:#0B0B0D;--surface:#1B1B1F;--text:#F7F7F8;--muted:#B5B5BD;--accent:#C7FF5E;--line:#2A2A30;--ink:#0B0B0D}
*{box-sizing:border-box}
html{color-scheme:dark;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Segoe UI",Roboto,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:var(--text)}a:hover{color:var(--accent)}
.wrap{max-width:720px;margin:0 auto;padding-left:20px;padding-right:20px}
.note{color:var(--muted);font-size:15px}
h1{font-size:clamp(26px,4vw,36px);line-height:1.35;margin:0 0 14px;font-weight:700}
h2{font-size:18px;margin:44px 0 10px;font-weight:700}
p{margin:10px 0}
header.site{border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.bar{display:flex;align-items:center;gap:20px;min-height:56px}
.wordmark{font-weight:600;letter-spacing:.18em;text-decoration:none;font-size:18px;color:var(--text)}
.bang{letter-spacing:0;margin-left:-.14em}
nav{display:flex;gap:18px;margin-left:auto;flex-wrap:wrap}
nav a{text-decoration:none;color:var(--muted);font-size:14px;white-space:nowrap}
nav a:hover{color:var(--accent)}
nav a.lang{color:var(--text)}
.btn{display:inline-block;background:var(--accent);color:var(--ink);text-decoration:none;font-weight:700;padding:12px 22px;border-radius:999px;line-height:1.3}
.btn:hover{color:var(--ink);filter:brightness(1.06)}
.minimal .hero{padding:48px 0 8px}
.lead{color:var(--muted);font-size:17px;margin:0 0 20px}
ol.plain,ul.plain{padding-left:22px;margin:0}
.plain li{margin:10px 0;color:var(--muted)}
.plain li strong{color:var(--text)}
.more{color:var(--accent);text-decoration:none;font-weight:600}
.doc{padding-top:8px}
.langlink{font-size:14px;margin:16px 0 0}.langlink a{color:var(--muted);text-decoration:none}
.doc h1{font-size:28px;margin:8px 0 16px}
.doc h3{font-size:18px;margin:28px 0 8px}
.doc h4{font-size:16px;margin:22px 0 2px}
.doc h4+p{margin-top:0}
.doc ul,.doc ol{padding-left:22px}.doc li{margin:6px 0}
hr{border:0;border-top:1px solid var(--line);margin:44px 0}
footer.site{color:var(--muted);font-size:13px;padding:36px 0 56px;border-top:1px solid var(--line);margin-top:56px}
footer.site a{color:var(--muted)}footer.site a:hover{color:var(--accent)}