:root{color-scheme:light dark;--ink:#16263a;--muted:#55657a;--line:#dce3ec;--paper:#f5f7fb;--card:#fff;--accent:#2b6cb0;--accent-ink:#fff;--soft:#e8f0fa}
@media(prefers-color-scheme:dark){:root{--ink:#e6edf6;--muted:#9fb0c5;--line:#2a3646;--paper:#0f1722;--card:#17212f;--accent:#6aa9ec;--accent-ink:#0b1320;--soft:#1b2a3d}}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--accent);text-underline-offset:4px}
header,main,footer{max-width:960px;margin:auto;padding:24px 28px}
header{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line)}
.brand{font-size:19px;font-weight:750}
nav{display:flex;gap:22px}nav a{font-size:15px;text-decoration:none}
main{padding-top:48px;padding-bottom:56px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:750;color:var(--accent);margin:0}
h1{font-size:clamp(32px,6vw,52px);line-height:1.12;letter-spacing:-.03em;margin:12px 0 16px}
.lead{font-size:20px;color:var(--muted);max-width:700px;margin:0}
section{margin-top:56px;scroll-margin-top:16px}
h2{font-size:28px;line-height:1.25;margin:0 0 20px;display:flex;align-items:center;gap:12px}
.tag{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-size:17px}
h3{font-size:21px;margin:4px 0 8px}
.sub{margin-top:32px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.card{display:flex;flex-direction:column;padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.card p{margin:0 0 10px}.card .button{margin-top:auto;align-self:flex-start}
.step{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:750;color:var(--muted)}
.small{font-size:15px;color:var(--muted)}
code{font:600 14px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--soft);padding:2px 6px;border-radius:6px;overflow-wrap:anywhere}
.button{display:inline-block;margin-top:8px;padding:11px 20px;border-radius:10px;background:var(--accent);color:var(--accent-ink);font-weight:650;text-decoration:none}
.button:hover{filter:brightness(1.08)}
.button.ghost{background:transparent;color:var(--accent);border:2px solid var(--accent);padding:9px 18px}
.apps{display:flex;flex-wrap:wrap;gap:12px}
.list{padding-left:22px}.list li{margin-bottom:10px;max-width:780px}
.note{padding:18px 22px;border-left:3px solid var(--accent);background:var(--soft);border-radius:0 10px 10px 0;margin-top:24px}.note p{margin:0}
footer{border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
a:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
@media(max-width:640px){header{flex-direction:column;align-items:flex-start;gap:10px}header,main,footer{padding-left:20px;padding-right:20px}main{padding-top:32px}.cards{grid-template-columns:1fr}nav{gap:18px}.apps .button{width:100%;text-align:center}}