:root{color-scheme:dark;--bg:#090c14;--panel:#101521;--line:#252d40;--text:#eef2ff;--muted:#909bb1;--accent:#7b85ff;--field:#0a0f1a;--good:#43d39e;--bad:#ffab85}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 75% 0%,#1a1c393d,transparent 45%),var(--bg);color:var(--text);font:14px/1.5 Inter,Segoe UI,Arial,sans-serif}button,input,select{font:inherit}button,a,label,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.topbar{height:82px;display:flex;justify-content:space-between;align-items:center;padding:0 max(28px,calc((100vw - 1540px)/2));border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:800;letter-spacing:2px;font-size:17px}.brand>span:last-child{margin-left:-8px;font-weight:400;color:var(--muted)}.mark{display:flex;gap:4px;align-items:end;height:26px}.mark i{background:var(--accent);width:5px;height:17px;border-radius:2px}.mark i:nth-child(2){height:26px}.mark i:last-child{height:12px;background:var(--good)}.top-actions,.view-actions{display:flex;gap:18px;align-items:center}.chip,.pixel-badge{border:1px solid var(--line);border-radius:6px;padding:5px 10px;font-size:10px;font-weight:700;letter-spacing:1.4px;color:var(--muted)}.icon{background:none;color:var(--text);border:1px solid var(--line);border-radius:9px;font-size:22px;width:36px;height:36px}main{max-width:1540px;padding:0 28px;margin:auto}.intro{display:flex;justify-content:space-between;align-items:center;padding:45px 0 35px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--accent);margin:0 0 10px}h1{font-size:48px;letter-spacing:-2px;line-height:1.1;margin:0 0 14px;font-weight:650}h1 span{color:var(--accent)}.subtitle{font-size:17px;color:var(--muted);margin:0}.intro-note{color:var(--muted);border-left:1px solid var(--line);padding-left:28px;line-height:1.8}.workspace{display:grid;grid-template-columns:306px minmax(0,1fr);gap:22px;align-items:start}.setup,.preview-column{display:grid;gap:18px;min-width:0}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;min-width:0}.section-title{display:flex;gap:14px;align-items:center;margin-bottom:20px}.section-title>b{font-size:12px;color:var(--accent);background:#7b85ff12;border:1px solid #7b85ff30;padding:7px;border-radius:7px}.section-title small{font-size:9px;letter-spacing:2px;color:var(--muted)}h2{font-size:16px;font-weight:600;letter-spacing:-.3px;margin:1px 0 0}label{display:block;font-size:11px;font-weight:600;color:var(--muted);margin-bottom:13px}input:not([type=checkbox]):not([type=range]),select{width:100%;border:1px solid var(--line);border-radius:7px;background:var(--field);padding:10px;color:var(--text);margin-top:6px;min-width:0;height:41px}input[type=number]{font-variant-numeric:tabular-nums}input[type=file]{display:none!important}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.drop-zone{border:1px dashed #7b85ff65;cursor:pointer;border-radius:10px;display:flex;flex-direction:column;align-items:center;gap:5px;padding:22px 10px;background:#7b85ff06}.drop-zone:hover,.drop-zone.dragover{background:#7b85ff18;border-color:var(--accent)}.drop-zone strong{color:var(--text);font-size:13px}.upload-icon{font-size:28px;color:var(--accent)}.drop-zone small{font-weight:400}.source-info{overflow-wrap:anywhere;color:var(--muted);font-size:11px}.source-info strong{display:block;color:var(--text);margin-bottom:6px}.hint{font-size:11px;color:var(--muted);margin:8px 0 15px;line-height:1.7}.primary,.secondary,.utility-actions button,.load-project{border-radius:8px;padding:10px 15px;border:1px solid var(--line);color:var(--text);background:var(--field);font-size:12px;font-weight:600}.primary{background:linear-gradient(110deg,#6670ff,#9068ee);border:0;display:flex;justify-content:space-between;align-items:center;padding:13px 16px}.primary:hover{filter:brightness(1.12)}.secondary:hover{border-color:var(--accent)}.full{width:100%}.utility-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:15px}.utility-actions button,.load-project{padding:8px 5px;font-size:10px;text-align:center;margin:0;cursor:pointer}.text-button{padding:0;border:0;color:var(--accent);background:none;font-size:11px;margin-bottom:12px}.preview-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.preview-heading h2{font-size:18px}.preview-heading .eyebrow{margin-bottom:4px}.view-actions label{display:flex;gap:6px;margin:0;align-items:center}.view-actions .secondary{padding:6px 12px}.stats{display:flex;align-items:center;gap:36px;padding:13px 16px;background:var(--field);border:1px solid var(--line);border-radius:9px;margin-bottom:17px}.stats small{display:block;color:var(--muted);font-size:9px;letter-spacing:1.4px}.stats strong{font-size:14px;font-variant-numeric:tabular-nums;font-weight:500}.pixel-badge{margin-left:auto;color:var(--good);background:#43d39e0a;border-color:#43d39e30;white-space:nowrap}.canvas-stage{position:relative;padding:20px;background:#070a10;background-image:radial-gradient(#22283c 1px,transparent 1px);background-size:16px 16px;border:1px solid var(--line);border-radius:9px;min-height:250px;display:flex;justify-content:center;align-items:center;overflow:hidden}.canvas-stage canvas{display:block;width:100%;max-height:500px;object-fit:contain;touch-action:none;cursor:grab}.canvas-stage canvas:active{cursor:grabbing}#empty{position:absolute;text-align:center;color:var(--muted);pointer-events:none}#empty>span{font-size:44px;color:#586381}#empty h3{color:var(--text);font-size:16px;font-weight:500;margin:12px 0 5px}#empty p{font-size:12px;margin:0}.validation{font-size:11px;color:var(--muted);margin:13px 0}.validation.good{color:var(--good)}.validation.bad{color:var(--bad)}.transport{display:flex;gap:14px;align-items:center;border-top:1px solid var(--line);padding-top:14px}.transport button{padding:6px 13px}.transport input{flex:1;min-width:20px;accent-color:var(--accent)}.transport span{font-size:11px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}.source-stage{background:#06090e;border:1px solid var(--line);border-radius:8px;padding:15px;overflow:hidden}.source-stage canvas{width:100%;display:block;max-height:250px;object-fit:contain}.source-panel .hint{margin-bottom:0}#source-size,#selected-label{color:var(--muted);font-size:11px}.table-scroll{overflow:auto;max-height:330px}table{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap;font-size:11px}th{font-size:9px;letter-spacing:1px;color:var(--muted);font-weight:500;padding:10px 8px;background:var(--field);position:sticky;top:0}td{padding:8px;border-bottom:1px solid var(--line);color:var(--muted)}td:first-child{color:var(--accent);font-weight:700}td input:not([type=file]),td select{height:30px!important;padding:4px 8px!important;margin:0!important;width:85px!important;font-size:11px}tr.selected{background:#7b85ff12}.placeholder{text-align:center;padding:25px;color:var(--muted)!important}footer{display:flex;justify-content:space-between;padding:28px 0 35px;font-size:11px;color:var(--muted)}footer small{margin-left:10px}#export-status{font-size:11px;margin-top:10px;color:var(--muted);overflow-wrap:anywhere}progress{width:100%;height:6px;accent-color:var(--accent)}.download{display:block;background:#43d39e12;color:var(--good);padding:11px;margin-top:10px;border-radius:8px;text-align:center;text-decoration:none;font-weight:600}body [hidden]{display:none!important}
html[data-theme=light]{color-scheme:light;--bg:#f3f5fb;--panel:#fff;--line:#dbe1ee;--text:#172239;--muted:#64718a;--accent:#5f65db;--field:#f5f7fc;--good:#16815b;--bad:#ba452e}
.canvas-stage canvas{width:auto;max-width:100%;height:auto;max-height:500px}.source-stage{display:flex;justify-content:center}.source-stage canvas{width:auto;max-width:100%;height:auto}
@media(max-width:1100px){.workspace{grid-template-columns:270px minmax(0,1fr)}.panel{padding:17px}.stats{gap:18px}.pixel-badge{display:none}.intro-note{font-size:12px}}@media(max-width:760px){.topbar{height:65px;padding:0 18px}.brand{font-size:13px}.chip{display:none}main{padding:0 16px}.intro{padding:29px 0;display:block}h1{font-size:39px}.subtitle{font-size:14px}.intro-note{display:none}.workspace{grid-template-columns:1fr}.setup{grid-template-columns:1fr}.preview-column{grid-row:2}.canvas-stage{padding:10px;min-height:220px}.stats{gap:20px}.stats strong{font-size:12px}.preview-heading{flex-wrap:wrap}.view-actions{gap:10px}footer{gap:20px;font-size:10px}footer span:last-child{max-width:160px;text-align:right}#selected-label{display:none}}