:root{--bg:#0f1216;--panel:#171c22;--line:#2a323c;--fg:#e6edf3;--muted:#8b98a5;--acc:#38d47a}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 "Segoe UI","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--fg)}
header{padding:14px 18px;border-bottom:1px solid var(--line)}
h1{margin:0;font-size:18px}
.sub{margin:4px 0 0;color:var(--muted);font-size:12px}
main{display:grid;grid-template-columns:1fr 360px;gap:14px;padding:14px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.file{background:#22303c;padding:7px 10px;border-radius:8px;cursor:pointer}
.file input{display:none}
button{background:#22303c;color:var(--fg);border:1px solid var(--line);border-radius:8px;padding:7px 12px;cursor:pointer}
button:hover{background:#2c3d4c}
button:disabled{opacity:.45;cursor:default}
#status{color:var(--muted);font-size:12px}
.badge{padding:2px 8px;border-radius:999px;background:#12351f;color:var(--acc);font-size:12px;border:1px solid #1f5c34}
.grid-editor{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-start;margin-bottom:10px}
.tabs{display:flex;gap:6px}
.tabs button.on{background:#12351f;border-color:#1f5c34;color:var(--acc)}
.sliders{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:6px 12px;flex:1}
.sliders label{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.sliders input[type=range]{width:100%}
.sliders input[type=number]{width:64px;background:#0f1216;color:var(--fg);border:1px solid var(--line);border-radius:6px;padding:2px 4px}
.chk{font-size:12px;color:var(--muted);display:flex;gap:6px;align-items:center}
.canvas-wrap{border:1px solid var(--line);border-radius:8px;overflow:auto;max-height:72vh;background:#000}
canvas{display:block;max-width:100%;height:auto}
.results{max-height:86vh;overflow:auto}
.results h2{font-size:14px;margin:6px 0 8px;color:#c9d4de}
.muted{color:var(--muted);font-weight:400;font-size:12px}
.pal-list{list-style:none;margin:0 0 14px;padding:0}
.pal-list li{display:flex;align-items:center;gap:8px;padding:4px 0;border-bottom:1px dashed #222a33}
.pal-list img{width:30px;height:30px;border-radius:6px;background:#0b0e11;object-fit:contain}
.pal-list .name{flex:1;font-size:12px;word-break:break-all}
.pal-list .cnt{font-weight:700;color:var(--acc)}
.pal-list.small li{opacity:.85}
.pal-list.small img{width:24px;height:24px}
@media (max-width:980px){main{grid-template-columns:1fr}}