:root{--bg:#0a0e1a;--ink:#e9eefb;--muted:#98a6c8;--line:rgba(130,160,240,.14);--card:rgba(16,22,38,.62);--s1:#38bdf8;--s2:#818cf8;--s3:#c084fc;--grad:linear-gradient(110deg,#38bdf8,#818cf8 55%,#c084fc);--mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;--radius:20px;--shadow:0 30px 80px -30px rgba(0,0,0,.85)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.5}.bg-wrap{position:fixed;inset:0;z-index:-3;background:radial-gradient(1200px 800px at 84% -12%,#131d36 0,transparent 60%),radial-gradient(1000px 700px at 2% 108%,#171634 0,transparent 55%),var(--bg)}.blob{position:fixed;border-radius:50%;filter:blur(88px);opacity:.26;z-index:-2;animation:float 30s ease-in-out infinite;will-change:transform}.b1{width:44vw;height:44vw;left:-12vw;top:-14vw;background:radial-gradient(circle at 30% 30%,#38bdf8,transparent 66%)}.b2{width:42vw;height:42vw;right:-14vw;top:6vh;background:radial-gradient(circle at 60% 40%,#c084fc,transparent 64%);animation-delay:-11s}.b3{width:40vw;height:40vw;left:28vw;bottom:-22vw;background:radial-gradient(circle at 50% 50%,#818cf8,transparent 62%);animation-delay:-19s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(4vw,3vh) scale(1.07)}66%{transform:translate(-3vw,-2vh) scale(.95)}}.grid-overlay{position:fixed;inset:0;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:54px 54px;-webkit-mask-image:radial-gradient(1100px 700px at 50% -5%,#000 0,transparent 78%);mask-image:radial-gradient(1100px 700px at 50% -5%,#000 0,transparent 78%);opacity:.5}@media (prefers-reduced-motion:reduce){.blob{animation:none}}.shell{max-width:720px;margin:0 auto;padding:30px 22px 60px}.brand-row{display:flex;align-items:center;gap:11px;margin-bottom:26px}.logo-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--grad);box-shadow:0 8px 26px -8px rgba(129,140,248,.55)}.wordmark{font-weight:800;font-size:20px;letter-spacing:-.02em}.wordmark b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero{text-align:center;margin:6px auto 22px;max-width:600px}.hero h1{font-size:clamp(30px,5.4vw,50px);line-height:1.05;letter-spacing:-.035em;font-weight:850;margin:0 0 12px}.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{color:var(--muted);font-size:clamp(15px,2.2vw,17px);margin:0 auto;max-width:500px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow)}.frame-wrap{display:grid;place-items:center;height:190px;margin-bottom:20px}.frame{border:2px solid;border-image:var(--grad) 1;background:rgba(56,189,248,.06);max-width:100%;max-height:100%;display:grid;place-items:center;position:relative;border-radius:4px;transition:aspect-ratio .25s ease}.frame .rlabel{font-family:var(--mono);font-weight:800;font-size:clamp(16px,4vw,26px);background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.dims{display:grid;grid-template-columns:1fr auto 1fr;grid-gap:12px;gap:12px;align-items:end}.f{display:flex;flex-direction:column;gap:6px}.f label{font-size:11.5px;color:var(--muted);font-weight:600}.f input{width:100%;background:rgba(10,14,26,.75);border:1px solid var(--line);color:var(--ink);border-radius:12px;padding:13px 14px;font-family:var(--mono);font-size:17px;outline:none;text-align:center}.f input:focus{border-color:var(--s1);box-shadow:0 0 0 3px rgba(56,189,248,.16)}.times{font-size:22px;color:var(--muted);padding-bottom:12px;text-align:center}.lockrow{justify-content:center;gap:10px;margin:16px 0 6px}.lockrow,.lockrow label{display:flex;align-items:center}.lockrow label{font-size:13px;color:var(--muted);font-weight:600;gap:8px;cursor:pointer}.lockrow input{accent-color:var(--s2);width:16px;height:16px}.stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.stat{flex:1 1;min-width:100px;background:rgba(10,14,26,.55);border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-align:center}.stat small{display:block;color:var(--muted);font-size:10.5px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;margin-bottom:3px}.stat .num{font-family:var(--mono);font-size:18px;font-weight:750}.stat.hi .num{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.presets{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap;justify-content:center}.chip{background:rgba(56,189,248,.1);color:var(--s1);border:1px solid rgba(56,189,248,.3);border-radius:9px;padding:8px 13px;font-size:12.5px;font-weight:650;cursor:pointer;font-family:var(--mono)}.chip:hover{background:rgba(56,189,248,.2)}.chip.on{background:var(--grad);color:#0a0e1a;border-color:transparent}.note{margin-top:16px;font-size:12px;text-align:center;line-height:1.6;border-top:1px solid var(--line);padding-top:14px}.footer,.note{color:var(--muted)}.footer{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;font-size:13px}.footer .sep{opacity:.4}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:rgba(16,22,38,.96);border:1px solid var(--line);color:var(--ink);padding:10px 18px;border-radius:12px;font-size:13px;font-weight:600;box-shadow:var(--shadow);z-index:10}