:root{color-scheme:dark;--ink:#f7f5ef;--muted:#a9b7c5;--panel:#142130;--edge:#2a3b4a;--accent:#ffb36b;--bg:#0a1420;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;background:var(--bg);color:var(--ink)}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 80% 0, #1a3043 0, transparent 55%),var(--bg)}a{color:var(--accent);text-underline-offset:.22em}a:hover{text-decoration-thickness:2px}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:3px}h1,h2,h3,p,ul{margin-top:0}.skip{position:absolute;top:-100px;left:16px;background:var(--ink);color:var(--bg);padding:8px 14px;z-index:5}.skip:focus{top:12px}.top{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1180px;margin:auto;padding:24px 30px;border-bottom:1px solid var(--edge)}.brand{color:var(--ink);font-size:1.3rem;letter-spacing:.03em;font-weight:900;text-decoration:none}.brand span{color:var(--accent)}.back{font-size:.9rem;text-decoration:none}.layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:52px;max-width:1100px;padding:64px 30px 70px;margin:auto}.contents{align-self:start;position:sticky;top:32px;font-size:.88rem}.eyebrow{color:var(--accent);font-size:.74rem;letter-spacing:.15em;font-weight:800;text-transform:uppercase}.contents ol{padding-left:19px;margin-top:16px}.contents li{padding:5px 0}.contents a{color:var(--muted);text-decoration:none}.contents a:hover{color:var(--ink)}h1{font-size:clamp(2.5rem,6vw,4.2rem);line-height:1.05;letter-spacing:-.05em;margin:12px 0 20px}.updated{font-size:.85rem;color:var(--muted);margin-bottom:28px}.lead{font-size:1.08rem;color:#d8e1e8}.note{padding:20px 24px;border:1px solid var(--edge);border-left:3px solid var(--accent);border-radius:10px;background:var(--panel);margin:28px 0}.note p:last-child{margin-bottom:0}section{margin-top:38px;scroll-margin-top:24px}h2{font-size:1.27rem;letter-spacing:-.025em;margin-bottom:12px}h3{font-size:1rem;margin:22px 0 8px}p{margin-bottom:16px}li{margin-bottom:8px}article ul{padding-left:22px}strong{font-weight:750}code{font-size:.9em;color:#e8d5b8;overflow-wrap:anywhere}.footer{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;max-width:1100px;padding:26px 30px 34px;margin:auto;border-top:1px solid var(--edge);font-size:.88rem;color:var(--muted)}.footer nav{display:flex;gap:22px;flex-wrap:wrap}.footer a{color:var(--ink)}
@media(max-width:760px){.top{padding:20px}.layout{display:block;padding:38px 20px 48px}.contents{position:static;border:1px solid var(--edge);border-radius:10px;padding:18px 22px;margin-bottom:36px}.contents ol{columns:2;column-gap:28px;margin-bottom:0}.contents li{break-inside:avoid}.footer{padding:24px 20px}.note{padding:18px}h1{font-size:2.8rem}}
@media(max-width:400px){.contents ol{columns:1}.brand{font-size:1.1rem}.back{font-size:.8rem}}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}