:root{--bg: #fbfbfe;--surface: #ffffff;--surface-2: #f1effd;--border: #dedcee;--text: #1b1b2b;--muted: #565674;--accent: #5b3df5;--accent-text: #ffffff;--mark-bg: #fff3d6;--mark-text: #6d4700;--focus: #1a73e8;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #12121c;--surface: #1b1b2a;--surface-2: #232340;--border: #34344e;--text: #ececf6;--muted: #a6a6c2;--accent: #8f7bff;--accent-text: #11111c;--mark-bg: #3a2c0c;--mark-text: #ffd78a;--focus: #8ab4f8}}*,*:before,*:after{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:17px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}a{color:var(--accent)}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}.skip-link{position:absolute;left:8px;top:-48px;background:var(--surface);color:var(--text);padding:8px 12px;border-radius:6px}.skip-link:focus{top:8px}.wrap{max-width:960px;margin:0 auto;padding:0 20px}.site-header{border-bottom:1px solid var(--border);background:var(--surface)}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px}.brand{font-weight:800;font-size:1.15rem;letter-spacing:-.01em;color:var(--text);text-decoration:none}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 20px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-weight:650;text-decoration:none}.btn:hover{background:var(--surface-2)}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn-primary:hover{background:var(--accent);filter:brightness(1.08)}.hero{padding:56px 0 40px}.hero .wrap{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:32px;align-items:center}.eyebrow{display:inline-block;padding:2px 12px;border-radius:999px;background:var(--surface-2);color:var(--accent);font-size:.85rem;font-weight:650;margin-bottom:14px}h1{font-size:clamp(2rem,5vw,3rem);line-height:1.15;letter-spacing:-.02em;margin:0 0 16px}h2{font-size:1.5rem;line-height:1.25;margin:40px 0 12px}h3{font-size:1.1rem;margin:0 0 6px}.lead{font-size:1.15rem;color:var(--muted);margin:0 0 24px}.cta{display:flex;flex-wrap:wrap;gap:12px}.art{width:100%;height:auto;max-width:320px;justify-self:center}.art .jar{fill:var(--surface);stroke:var(--accent);stroke-width:4}.art .coin-a{fill:#ff4f8b}.art .coin-b{fill:#ffb703}.art .coin-c{fill:#2ec4b6}.art .coin-d{fill:var(--accent)}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:0;padding:0;list-style:none}.features li{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px}.features p{margin:0;color:var(--muted);font-size:.97rem}.steps{padding-left:1.3rem}.steps li+li{margin-top:8px}.note{color:var(--muted);font-size:.95rem}.site-footer{margin-top:64px;border-top:1px solid var(--border);padding:24px 0 40px;color:var(--muted);font-size:.95rem}.site-footer .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}.site-footer ul{display:flex;flex-wrap:wrap;gap:6px 20px;margin:0;padding:0;list-style:none}.doc{max-width:760px;padding-top:32px}.doc h1{font-size:clamp(1.8rem,4vw,2.4rem)}.doc h2{font-size:1.25rem;margin-top:32px}.doc ul{padding-left:1.3rem}.doc li+li{margin-top:6px}.draft{border:1px solid var(--mark-text);background:var(--mark-bg);color:var(--mark-text);border-radius:12px;padding:14px 16px;margin:8px 0 24px;font-size:.97rem}.draft p{margin:0}mark{background:var(--mark-bg);color:var(--mark-text);padding:0 4px;border-radius:4px}.updated{color:var(--muted);font-size:.95rem}@media(max-width:720px){.hero{padding-top:32px}.hero .wrap{grid-template-columns:minmax(0,1fr)}.art{max-width:220px}}