:root{color-scheme:dark;--bg:#20201f;--surface:#2b2a29;--raised:#373533;--field:#2f2e2c;--line:#5b554d;--text:#eee2cf;--muted:#b7aa96;--accent:#b99767}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:17px/1.55 "Segoe UI",sans-serif}.wrap{width:min(1140px,90%);margin:auto}header{background:var(--surface);border-bottom:1px solid var(--line)}.bar,nav,.brand,footer,.platehead,.platefoot{display:flex;align-items:center}.bar,footer,.platehead,.platefoot{justify-content:space-between}.bar{min-height:76px;gap:18px}.brand{font-size:22px;font-weight:650;gap:12px}.brand img{width:38px;height:38px;object-fit:contain}nav{gap:24px}a{color:inherit;text-decoration:none}a:hover,summary:hover{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.skip{position:fixed;top:-5rem;padding:8px;background:var(--surface)}.skip:focus{top:0}.hero,.split{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(28px,6vw,86px);align-items:center}.hero{padding-block:clamp(48px,7vw,100px)}h1,h2,h3,p{margin:0}h1,h2{letter-spacing:-.045em;line-height:1.09}h1{font-size:clamp(46px,5vw,78px)}h1 em{font-style:normal;color:var(--accent)}h2{font-size:clamp(30px,3.5vw,50px)}h3{font-size:22px;margin-block:14px 8px}.intro,.split h2+p{margin-top:20px;color:var(--muted);max-width:49ch}.tag,small,.platehead,.platefoot{font:600 12px/1.5 Consolas,monospace;letter-spacing:.1em}.tag,small{color:var(--accent);display:block}.tag{margin-bottom:22px;text-transform:uppercase}.cta{display:inline-flex;gap:22px;background:var(--accent);color:var(--bg);padding:12px 20px;font-weight:650;margin-top:28px;border-radius:4px}.cta:hover{background:var(--text);color:var(--bg)}.plate,.console{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface)}.plate{text-align:center;background:radial-gradient(ellipse at center,#403b35,var(--surface) 70%)}.platehead,.platefoot{padding:13px 18px;color:var(--muted);background:var(--surface)}.platehead{border-bottom:1px solid var(--line)}.platefoot{border-top:1px solid var(--line)}.emblem{width:min(65%,255px);height:220px;object-fit:contain;margin:18px auto;display:block}.band{background:var(--surface);border-block:1px solid var(--line);padding-block:60px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:32px}.steps article{border-top:1px solid var(--line);padding-top:22px}.steps p,details p{color:var(--muted)}main>.split{padding-block:70px}.console fieldset{border:0;padding:20px;margin:0;min-width:0}.console legend{position:absolute;clip-path:inset(50%)}.console input{position:absolute;opacity:0}.console label{display:inline-block;padding:7px 12px;border:1px solid var(--line);border-radius:3px;cursor:pointer}.console input:checked+label{background:var(--accent);color:var(--bg)}.console input:focus-visible+label{outline:2px solid var(--text);outline-offset:2px}.pane{display:none;margin-top:20px}.pane p{background:var(--field);border:1px solid var(--line);padding:12px;margin:6px 0 14px}.cipher{font-family:Consolas,monospace;color:var(--muted)}#send:checked~.sending,#receive:checked~.receiving{display:block}details{border-bottom:1px solid var(--line);padding:14px 0}summary{cursor:pointer;font-weight:600}details p{margin:10px 0}footer{padding-block:28px;gap:15px;flex-wrap:wrap;font-size:14px}footer span{color:var(--muted)}@media(max-width:720px){.bar{align-items:flex-start;flex-direction:column;padding-block:13px;gap:8px}nav{gap:18px;font-size:15px}.hero,.split,.steps{grid-template-columns:1fr}.hero,.band,main>.split{padding-block:40px}.emblem{height:160px}.steps{gap:20px}.split{gap:26px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
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