:root{--bg:#0b0a09;--surface:#141210;--elev:#1b1815;--line:rgba(255,255,255,.09);--ink:#f5f1ea;--mute:#a39b90;--ash:#8f877c;--accent:#ff7a45;--accent-ink:#1a0c05;--r:12px}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-text-size-adjust:100%}
body{min-height:100dvh;display:flex;flex-direction:column;overflow-x:hidden;
  background:radial-gradient(900px 420px at 80% -10%,rgba(255,122,69,.10),transparent 60%),var(--bg)}
.top{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;max-width:1120px;width:100%;margin:0 auto}
.brand{display:flex;align-items:center;gap:9px;color:var(--ink);text-decoration:none;font-weight:650;letter-spacing:-.01em;font-size:18px}
.mark{width:18px;height:18px;border-radius:50%;background:conic-gradient(from 210deg,var(--accent),#ffd0b8 40%,var(--bg) 41%,var(--bg) 60%,var(--accent) 61%);box-shadow:0 0 0 1px var(--line)}
.private{display:inline-flex;gap:6px;align-items:center;font-size:12.5px;color:var(--mute);border:1px solid var(--line);padding:5px 10px;border-radius:99px}
main{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:0 20px 40px}
.intro{padding:clamp(28px,8vw,84px) 0 28px;max-width:640px}
h1{font-size:clamp(40px,11vw,76px);line-height:1;letter-spacing:-.035em;margin:0 0 18px;font-weight:650}
h1 em{font-style:normal;color:var(--accent)}
.lede{color:var(--mute);font-size:clamp(16px,4.2vw,19px);margin:0 0 28px;max-width:34em}
.pick{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.fine{color:var(--ash);font-size:13.5px;margin:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:99px;border:1px solid var(--line);background:transparent;color:var(--ink);font:inherit;font-weight:600;cursor:pointer;text-decoration:none;transition:transform .12s,background .12s,opacity .12s}
.btn:active{transform:scale(.97)}
.btn:disabled{opacity:.38;cursor:not-allowed}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:not(:disabled):hover{background:#ff8d5e}
.btn.ghost:hover:not(:disabled){background:rgba(255,255,255,.05)}
.btn.solid{background:var(--elev)}
.btn.solid:not(:disabled):hover{background:#241f1b}
.btn.sm{min-height:38px;padding:0 14px;font-size:14px}
.btn.wide{width:100%}
.btn{white-space:nowrap}.btn small{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;padding:2px 6px;border-radius:5px;background:rgba(255,122,69,.16);color:var(--accent)}
.link{background:none;border:0;color:var(--mute);font:inherit;font-size:14px;text-decoration:underline;cursor:pointer;padding:8px 0;align-self:flex-start}
.editor{display:grid;gap:16px;padding-top:6px}
.editor[hidden]{display:none}
.stage{position:relative;background:#050505 repeating-conic-gradient(#111 0 25%,#0a0a0a 0 50%) 0 0/16px 16px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:grid;place-items:center;touch-action:none;min-height:240px}
.stage canvas{grid-area:1/1;max-width:100%;max-height:min(68dvh,720px);width:auto;height:auto;display:block}
#mask{opacity:.62;cursor:none}
#ring{pointer-events:none}
.busy{position:absolute;inset:0;background:rgba(11,10,9,.78);backdrop-filter:blur(3px);display:grid;place-content:center;gap:12px;text-align:center;padding:20px}
.busy[hidden]{display:none}
.bar{width:min(260px,70vw);height:6px;border-radius:9px;background:var(--elev);overflow:hidden;margin:auto}
.bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .2s}
.bar.indet i{width:35%;animation:slide 1.1s ease-in-out infinite}
@keyframes slide{0%{margin-left:-35%}100%{margin-left:100%}}
.busy p{margin:0;color:var(--mute);font-size:14px}
.tools{display:flex;flex-direction:column;gap:12px}
.size{display:flex;align-items:center;gap:14px;color:var(--mute);font-size:14px}
.size input{flex:1;accent-color:var(--accent);height:32px}
.row{display:flex;flex-wrap:wrap;gap:8px}
.row.save>.btn{flex:1 1 150px}
.how{display:grid;gap:12px;margin-top:44px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.how div{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;color:var(--mute);font-size:14.5px}
.how b{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(255,122,69,.14);color:var(--accent);font-size:13px}
body.editing .how{display:none}
footer{padding:20px;text-align:center;color:var(--ash);font-size:12.5px}
footer a{color:var(--mute)}
.card-wrap{position:fixed;inset:0;background:rgba(5,4,3,.72);backdrop-filter:blur(4px);display:grid;place-items:center;padding:20px;z-index:30}
.card-wrap[hidden]{display:none}
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;max-width:380px;width:100%;display:flex;flex-direction:column;gap:6px}
.card h2{margin:0 0 4px;font-size:22px;letter-spacing:-.02em}
.card p{margin:0 0 6px;color:var(--mute)}
.card ul{margin:0 0 16px;padding-left:18px;color:var(--ink)}
.card li{margin:3px 0}
.card .link{align-self:center}
@media (min-width:900px){
  .editor{grid-template-columns:minmax(0,1fr) 300px;align-items:start}
  .tools{position:sticky;top:16px}
  .stage canvas{max-height:min(74dvh,760px)}
}
.faq{max-width:720px;margin-top:44px}
.faq h2{font-size:22px;letter-spacing:-.02em;margin:0 0 10px}
.faq details{border-top:1px solid var(--line);padding:12px 0}
.faq summary{cursor:pointer;font-weight:600}
.faq p{color:var(--mute);margin:8px 0 0;font-size:14.5px}
.faq a{color:var(--ink)}
body.editing .faq{display:none}
.credits{text-align:center;color:var(--ash);font-size:12.5px;margin:0;padding:12px 20px 0}
.credits a{color:var(--mute)}
footer{max-width:820px;margin:0 auto}
/* QA R54: bigger tap targets for inline links, brand and FAQ rows */
footer a,.faq a,.credits a{display:inline-block;padding:5px 0;min-height:24px}
.brand{display:inline-flex;align-items:center;min-height:36px}
.faq summary{padding:6px 0;min-height:32px}