:root{color-scheme:dark;--bg:#080e18;--panel:#111c2b;--line:#263950;--ink:#e5eff9;--muted:#9baec3;--accent:#75eee1}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 70% 0,#132339,transparent 65%),var(--bg);color:var(--ink);font:15px/1.6 system-ui,sans-serif;min-height:100vh}header,footer{display:flex;align-items:center;justify-content:space-between;padding:22px 5%;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:2px}header a{font-size:28px;font-weight:800;color:var(--ink);text-decoration:none}header a span{color:var(--accent)}main{max-width:1350px;margin:auto;padding:45px 30px}.intro{margin-bottom:30px}.eyebrow{font-size:11px;letter-spacing:3px;color:var(--accent)}h1{font-size:clamp(30px,5vw,52px);line-height:1.15;margin:15px 0}h1 em{font-style:normal;color:var(--accent)}h2{font-size:17px;margin:0 0 20px}.intro p,.muted{color:var(--muted)}.muted{font-size:12px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}section{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px;margin-bottom:20px}#login{max-width:460px}label{display:block;font-size:13px}input:not([type=checkbox]),select{display:block;background:#0b1421;border:1px solid #3c526c;color:var(--ink);border-radius:6px;padding:10px;width:100%;margin:5px 0 15px;font:inherit}input[type=checkbox]{accent-color:var(--accent)}button{background:#1b3048;color:var(--ink);border:1px solid #486580;border-radius:7px;padding:9px 15px;font:inherit;font-size:13px;cursor:pointer}.primary{background:var(--accent);color:#062720;border-color:var(--accent);font-weight:700}button:hover{filter:brightness(1.14)}button:disabled{opacity:.45;cursor:wait}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.row>label:not(:has(input[type=checkbox])){flex:1}.spread{justify-content:space-between}fieldset{border:1px solid var(--line);border-radius:7px;margin:18px 0;display:flex;gap:10px;flex-wrap:wrap}legend{font-size:12px;color:var(--muted)}.upload{border:1px dashed #52718e;border-radius:9px;padding:20px}.upload input{margin-bottom:0}#canvasWrap{position:relative;background:#0a111d;border-radius:8px;min-height:180px;text-align:center;overflow:hidden}canvas{display:block;width:100%;height:auto;touch-action:none}#emptyPreview{position:absolute;inset:35% 0;color:var(--muted);pointer-events:none}.coords{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-top:14px}.coords label{font-size:11px}.coords input{padding:8px}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#0b1421;padding:20px;border-radius:8px;font:14px/1.8 ui-monospace,monospace;max-height:650px;overflow:auto}#error{color:#ffb4a7;white-space:pre-wrap}#progress{color:var(--accent)}#qr p{overflow-wrap:anywhere}a{color:var(--accent)}footer{border-top:1px solid var(--line);border-bottom:0;color:var(--muted)}[hidden]{display:none!important}@media(max-width:850px){.grid{grid-template-columns:1fr}main{padding:25px 15px}section{padding:20px}header>span{display:none}footer span{display:none}.coords{grid-template-columns:repeat(2,1fr)}}