:root{color-scheme:dark;--bg:#07111f;--card:#0b1a2b;--text:#e4edf5;--muted:#a4b8ca;--line:#23384b;--accent:#5ae3c5}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--accent);text-underline-offset:4px}
a:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:3px}
.wrap{width:min(100% - 40px,1000px);margin-inline:auto}
.guide-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:24px;border-bottom:1px solid var(--line)}
.brand{color:var(--text);font-size:18px;font-weight:800;letter-spacing:.05em;text-decoration:none;white-space:nowrap}.brand span{color:var(--accent)}
.guide-languages{display:flex;flex-wrap:wrap;gap:4px 12px;font-size:14px}.guide-languages a{padding:8px 3px;text-decoration:none}.guide-languages [aria-current]{color:var(--text);text-decoration:underline;font-weight:700}
.skip-link{position:absolute;left:20px;top:-100px;padding:12px;background:var(--card);z-index:2}.skip-link:focus{top:10px}
.back-link{display:inline-block;margin-top:24px;font-size:14px}
.guide-intro{max-width:800px;padding:28px 0 36px}.eyebrow{font-size:12px;letter-spacing:.13em;font-weight:700;color:var(--accent)}
h1,h2,h3{line-height:1.25}h1{font-size:clamp(30px,5.5vw,52px);letter-spacing:-.04em;margin:16px 0 22px}h2{font-size:clamp(23px,3.2vw,31px);letter-spacing:-.02em;margin:0 0 20px}h3{font-size:19px;margin:0 0 10px}
p{margin:0 0 20px}.guide-intro>p:not(.eyebrow){color:var(--muted);font-size:19px}.button{display:inline-block;background:var(--accent);color:#06231e;padding:12px 18px;border-radius:10px;font-weight:750;text-decoration:none}
.quickstart{padding:30px;border:1px solid #2a6b62;border-radius:18px;background:linear-gradient(125deg,#102c31,var(--card))}.important{color:#b8f2e7;font-weight:650}.quickstart ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 30px;margin:24px 0 0;padding-left:24px}.quickstart li::marker{color:var(--accent);font-weight:800}.quickstart p{margin:0;color:var(--muted)}
.guide-contents{margin:36px 0;padding:24px;border:1px solid var(--line);border-radius:14px;display:flex;flex-wrap:wrap;gap:10px 24px}.guide-contents h2{font-size:18px;width:100%;margin:0 0 8px}.guide-contents a{font-size:15px}
.guide-section{padding:24px 0 32px;border-bottom:1px solid var(--line)}.guide-section dl{margin:0}.guide-section dl>div{display:grid;grid-template-columns:minmax(170px,1fr) minmax(0,2.1fr);gap:28px;padding:17px 0}.guide-section dt{font-weight:750}.guide-section dd{margin:0;color:var(--muted);overflow-wrap:anywhere}
.guide-example{padding:28px;margin:40px 0;background:#211e18;border:1px solid #6b5935;border-radius:14px}.guide-example h2{font-size:22px;color:#ffe0a2}.guide-example pre{white-space:pre-wrap;overflow-wrap:anywhere;font:15px/1.8 ui-monospace,monospace}.guide-example p{color:#d1bc96;margin-bottom:0}
.guide-bottom-links{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin:32px 0 48px}.guide-footer{padding:26px 0 48px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
.guide-intro>.open-note,.open-note{font-size:14px;color:var(--muted);margin:14px 0 0;max-width:760px}.guide-bottom-links>.open-note{flex-basis:100%;margin-top:-8px}
@media(max-width:620px){.wrap{width:calc(100% - 32px)}.guide-header{align-items:flex-start;flex-direction:column;gap:12px;padding-block:18px}.guide-languages{width:100%;justify-content:space-between;gap:2px}.guide-languages a{font-size:13px}.guide-intro{padding-top:18px}.guide-intro>p:not(.eyebrow){font-size:17px}.quickstart{padding:22px 20px}.quickstart ol{grid-template-columns:1fr;gap:24px;padding-left:23px}.guide-section dl>div{grid-template-columns:1fr;gap:7px;padding:16px 0}.guide-contents{padding:20px;flex-direction:column;gap:13px}.guide-example{padding:20px}.guide-bottom-links{align-items:stretch;flex-direction:column}.button{text-align:center;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}