:root{--ink:#0f1720;--mut:#5b6673;--bg:#fafaf8;--ac:#c2410c}*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:18px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:1040px;margin:0 auto;padding:72px 24px}.prose{max-width:760px;padding:40px 24px}
.notice{background:#fff3e8;border-bottom:1px solid #f5cfae;padding:10px 20px;font-size:14px;text-align:center}
.hero{background:var(--ink);color:#fff}.hero .wrap{padding:96px 24px}.brand{letter-spacing:.14em;text-transform:uppercase;font-size:13px;color:#aab4c0;margin:0 0 24px}
h1{font-size:clamp(2.1rem,6vw,3.8rem);line-height:1.08;letter-spacing:-.025em;margin:0 0 20px;max-width:15em}h2{font-size:clamp(1.6rem,3.6vw,2.3rem);letter-spacing:-.02em;margin:0 0 16px}h3{margin:0 0 4px}
.lead{font-size:1.3rem;color:#d5dbe3;max-width:34em}.mut{color:var(--mut);font-size:15px}.hero .mut{color:#aab4c0}
.btn{display:inline-block;background:var(--ac);color:#fff!important;padding:13px 26px;border:0;border-radius:999px;font:600 1rem system-ui;text-decoration:none;cursor:pointer;margin-right:12px}.btn:hover{filter:brightness(1.1)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.art{width:100%;max-width:420px;justify-self:center}
.band{background:#eef0f2}.band.dark{background:var(--ink);color:#fff}.center{text-align:center}.big{font-size:4rem;font-weight:800;letter-spacing:-.03em;line-height:1;margin:0 0 8px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.card{background:#fff;border:1px solid #e1e5ea;border-radius:14px;padding:24px}.card p{margin:0;color:var(--mut)}
.steps{padding-left:22px}.steps li{margin:10px 0}details{border-bottom:1px solid #dfe3e8;padding:14px 0}summary{cursor:pointer;font-weight:600}details p{color:var(--mut);margin:8px 0 0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #2563eb;outline-offset:3px}
footer{padding:32px 20px;text-align:center;color:var(--mut);font-size:15px}footer a{color:inherit}
dialog{max-width:460px;border:0;border-radius:16px;padding:28px;box-shadow:0 20px 60px #0007}dialog::backdrop{background:#000b}
@media(max-width:760px){.split{grid-template-columns:1fr;gap:28px}.wrap{padding:48px 20px}.hero .wrap{padding:64px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}