:root{
  --bg:#f6f7f9;--card:#fff;--text:#18202d;--muted:#667085;--line:#d9dee7;
  --accent:#245eea;--accent-soft:#eef3ff;--danger:#b42318;--warn:#9a6700;--good:#067647;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,select{font:inherit}.app-shell{max-width:1600px;margin:0 auto;padding:18px}.hidden{display:none!important}
.drop-zone{min-height:160px;border:2px dashed #aeb9ca;border-radius:18px;background:var(--card);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:26px;transition:.15s}
.drop-zone.drag{border-color:var(--accent);background:var(--accent-soft)}.drop-zone.compact-zone{min-height:88px;padding:12px}.drop-zone.compact-zone .drop-title{font-size:18px}.drop-zone.compact-zone .drop-sub{display:none}
.drop-title{font-size:24px;font-weight:760}.drop-sub{color:var(--muted);font-size:14px}.drop-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.btn{min-height:42px;border:0;border-radius:10px;padding:9px 14px;cursor:pointer;font-weight:650;background:#edf0f5;color:var(--text)}
.btn.primary{background:var(--accent);color:#fff}.btn.subtle{background:#f1f3f6}.btn.compact{min-width:44px;padding:8px}.btn:disabled{opacity:.45;cursor:not-allowed}
.work-area{margin-top:12px}.batch-bar{display:flex;justify-content:space-between;gap:10px;align-items:center;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px;margin-bottom:10px}
.batch-left,.batch-right{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.nav-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.file-nav{display:flex;align-items:center;gap:10px}.file-name{font-weight:750;max-width:620px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.muted{color:var(--muted)}.small{font-size:12px}
.status{font-size:13px;border-radius:999px;background:#edf0f5;padding:7px 11px;white-space:nowrap}.status.busy{background:#fff4d6;color:var(--warn)}.status.ok{background:#eaf7ef;color:var(--good)}.status.err{background:#feeceb;color:var(--danger)}
.main-grid{display:grid;grid-template-columns:220px minmax(0,1fr) 350px;gap:12px;align-items:start}
.queue-card,.image-card,.score-card{background:var(--card);border:1px solid var(--line);border-radius:16px}.queue-card{padding:10px;max-height:760px;overflow:auto}.queue-title{font-size:13px;font-weight:750;margin:2px 4px 8px}.queue-list{display:flex;flex-direction:column;gap:6px}
.queue-item{width:100%;text-align:left;border:1px solid transparent;border-radius:10px;background:#f6f8fb;padding:8px;cursor:pointer;color:var(--text)}.queue-item:hover{border-color:#cbd4e2}.queue-item.active{background:var(--accent-soft);border-color:#a9bff8}.queue-item-name{font-size:12px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.queue-item-meta{display:flex;gap:6px;align-items:center;margin-top:4px;color:var(--muted);font-size:11px}.dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:#aeb7c5}.dot.ready{background:var(--good)}.dot.changed{background:#f79009}.dot.error{background:var(--danger)}
.image-card{padding:12px}.canvas-wrap{min-height:560px;display:flex;align-items:center;justify-content:center;position:relative;background:#111;border-radius:12px;overflow:auto}.canvas-wrap canvas{display:block;max-width:100%;height:auto;touch-action:none}.canvas-loading{position:absolute;inset:auto;background:rgba(0,0,0,.75);color:#fff;padding:10px 14px;border-radius:10px}.image-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:10px}
.score-card{padding:18px}.score-label{font-size:13px;color:var(--muted);font-weight:700}.score-main{font-size:52px;font-weight:800;line-height:1;margin-top:10px}.action-main{font-size:17px;font-weight:700;margin-top:6px}.score-note{font-size:12px;line-height:1.45;color:var(--muted);margin-top:7px}
.angles{margin-top:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:9px 0}.angles>div{display:flex;justify-content:space-between;gap:12px;padding:6px 0;font-size:13px}.angles strong{font-variant-numeric:tabular-nums}
.confirm-box{margin-top:12px}.confirm-box summary{cursor:pointer;font-size:13px;font-weight:700}.confirm-grid{margin-top:10px;display:grid;grid-template-columns:1fr 1fr;gap:8px}.confirm-grid label{font-size:11px;color:var(--muted);display:flex;flex-direction:column;gap:4px}.confirm-grid select{min-width:0;border:1px solid var(--line);border-radius:8px;padding:7px;background:#fff;color:var(--text)}
.export-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}
@media(max-width:1200px){.main-grid{grid-template-columns:180px minmax(0,1fr) 330px}.canvas-wrap{min-height:460px}}
@media(max-width:980px){.main-grid{grid-template-columns:1fr}.queue-card{max-height:190px}.score-card{position:static}.canvas-wrap{min-height:360px}.score-main{font-size:44px}.queue-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}}
@media(max-width:560px){.app-shell{padding:10px}.drop-zone{min-height:140px}.nav-row{align-items:flex-start}.file-name{max-width:180px}.confirm-grid,.export-actions{grid-template-columns:1fr}.canvas-wrap{min-height:280px}.batch-left,.batch-right{width:100%}.batch-left .btn,.batch-right .btn{flex:1 1 auto}}