:root{--bg:#EFEFEC;--surface:#F8F8F6;--ink:#2E3236;--muted:#5F666C;--accent:#4F7286;--line:#D6D9DA;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#181C1F;--surface:#21262A;--ink:#E9ECED;--muted:#A3ACB2;--accent:#86AABD;--line:#343B40;color-scheme:dark}}
*{box-sizing:border-box}
html{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.7 "Manrope",system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:760px;margin:0 auto;padding-block:40px 64px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:var(--accent)}
.back{font-weight:700;text-decoration:none;font-size:15px}
h1{font-family:"Unbounded","Manrope",sans-serif;font-size:clamp(24px,4.5vw,32px);line-height:1.15;margin:24px 0 6px;text-wrap:balance}
.ed{color:var(--muted);font-size:14px;margin:0 0 32px}
h2{font-size:18px;margin:36px 0 10px}
p{margin:0 0 10px}
ol{margin:0;padding-left:0;list-style:none;counter-reset:p}
ol > li{counter-increment:p;padding-left:46px;position:relative;margin-bottom:10px}
ol > li::before{content:attr(data-n);position:absolute;left:0;top:0;color:var(--muted);font-variant-numeric:tabular-nums;font-size:14px;padding-top:2px}
.req{background:var(--surface);border-radius:14px;padding:20px 22px;display:grid;gap:4px}
.req b{font-weight:700}
.nav{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:48px;padding-top:20px;border-top:1px solid var(--line);font-size:14px}
.nav a[aria-current]{color:var(--ink);font-weight:700;text-decoration:none}