:root{
  --bg:#060a12;--panel:#0b1320;--panel2:#101b2b;--panel3:#142238;
  --line:#22334c;--line2:#304766;--text:#eff6ff;--muted:#8fa2b8;
  --muted2:#687b92;--accent:#5b8cff;--accent2:#7a65ff;--success:#32c48d;
  --danger:#ff6b76;--shadow:0 22px 70px rgba(0,0,0,.34)
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
button,input,select{font:inherit}.hidden{display:none!important}button{cursor:pointer}
.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(6,10,18,.92);backdrop-filter:blur(14px);position:sticky;top:0;z-index:50}
.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:39px;height:39px;border-radius:12px;display:grid;place-items:center;font-weight:900;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 10px 28px rgba(91,140,255,.28)}
.brand-copy{display:flex;flex-direction:column;gap:1px}.brand-copy strong{font-size:16px}.brand-copy>span{font-size:11px;color:var(--muted)}.version{font-size:9px;color:#a7c4ff;background:#132748;border:1px solid #315a93;padding:2px 5px;border-radius:999px;vertical-align:middle}
.top-actions{display:flex;align-items:center;gap:8px}.privacy-pill,.engine-badge{padding:7px 10px;border-radius:999px;font-size:10px;border:1px solid var(--line);background:#0c1624;color:#adbed0}.engine-badge{color:#9fc1ff}
.btn{border:0;border-radius:11px;padding:10px 14px;font-weight:760;color:#fff;background:#17263a;transition:.16s}.btn:hover:not(:disabled){transform:translateY(-1px);filter:brightness(1.07)}.btn:disabled{opacity:.36;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2))}.btn-success{background:linear-gradient(135deg,#179a69,var(--success))}.btn-ghost{border:1px solid var(--line);background:#101a28;color:#cedaea}.btn-large{padding:13px 19px;font-size:15px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;min-height:calc(100vh - 72px)}.main-column{min-width:0;padding:18px;display:flex;flex-direction:column;gap:16px}.settings-panel{border-left:1px solid rgba(255,255,255,.07);background:#0a111c;padding:20px;position:sticky;top:72px;height:calc(100vh - 72px);overflow:auto}
.empty-state{min-height:calc(100vh - 108px);display:grid;place-items:center}.dropzone{width:min(790px,100%);min-height:445px;border:1.5px dashed #2c4769;border-radius:25px;background:radial-gradient(circle at 50% 20%,rgba(91,140,255,.14),transparent 32%),linear-gradient(180deg,#0f1929,#0a121e);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:38px;box-shadow:var(--shadow);transition:.18s}.dropzone.dragover{border-color:#70a0ff;background:#10213a;transform:scale(1.003)}.drop-art{width:88px;height:88px;color:#73a2ff;margin-bottom:12px}.drop-art svg{width:100%;height:100%}.eyebrow{font-size:9px;letter-spacing:.18em;color:#83a9ec;margin-bottom:10px}.dropzone h1{max-width:620px;font-size:31px;line-height:1.13;margin:0 0 12px}.dropzone p{max-width:600px;color:var(--muted);font-size:14px;line-height:1.55;margin:0 0 21px}.dropzone small{color:var(--muted2);margin-top:13px}
.editor-state{display:flex;flex-direction:column;background:#09111d;border:1px solid rgba(255,255,255,.07);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);min-height:620px}.editor-toolbar{min-height:58px;display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--line)}.editor-file{min-width:0;display:flex;flex-direction:column;gap:2px}.editor-file strong{max-width:520px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.editor-file span{font-size:11px;color:var(--muted)}.toolbar-actions{display:flex;gap:6px;align-items:center}.tool-btn{height:34px;min-width:34px;border:1px solid var(--line);border-radius:9px;background:#111d2d;color:#d6e3f0}.tool-btn.wide{padding:0 10px}.tool-separator{width:1px;height:24px;background:var(--line);margin:0 3px}.zoom-label{font-size:11px;color:var(--muted);min-width:42px;text-align:center}
.compare-stage{position:relative;flex:1;min-height:490px;overflow:hidden;display:grid;place-items:center;user-select:none}.checkerboard{background-color:#111927;background-image:linear-gradient(45deg,#172233 25%,transparent 25%),linear-gradient(-45deg,#172233 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#172233 75%),linear-gradient(-45deg,transparent 75%,#172233 75%);background-size:24px 24px;background-position:0 0,0 12px,12px -12px,-12px 0}.pan-layer{position:relative}.compare-canvas{display:block;max-width:none;max-height:none}.converted-clip{position:absolute;inset:0;overflow:hidden;width:50%}.converted-canvas{position:absolute;left:0;top:0}.compare-divider{position:absolute;top:0;bottom:0;left:50%;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.25),0 0 20px rgba(0,0,0,.45);pointer-events:none}.compare-handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#fff;color:#101827;font-weight:900;box-shadow:0 8px 28px rgba(0,0,0,.35)}.compare-slider{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}.compare-label{position:absolute;top:14px;z-index:4;display:flex;gap:8px;align-items:center;padding:7px 9px;border-radius:9px;background:rgba(6,11,18,.72);backdrop-filter:blur(8px);font-size:11px;border:1px solid rgba(255,255,255,.08)}.compare-label.left{left:14px}.compare-label.right{right:14px}.compare-label span{color:#b5c4d6}
.editor-bottom{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border-top:1px solid var(--line)}.selected-stats{display:flex;gap:20px;flex-wrap:wrap}.selected-stats div{display:flex;flex-direction:column;gap:3px}.selected-stats span{font-size:9px;color:var(--muted)}.selected-stats strong{font-size:12px}.selected-actions{display:flex;gap:8px;flex-wrap:wrap}
.batch-panel{background:#0d1624;border:1px solid rgba(255,255,255,.07);border-radius:16px;overflow:hidden}.batch-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px;border-bottom:1px solid var(--line)}.batch-head h2{font-size:15px;margin:0}.batch-head p{font-size:11px;color:var(--muted);margin:3px 0 0}.batch-actions{display:flex;gap:7px;flex-wrap:wrap}.progress-shell{height:3px;background:#101d2c}.progress-shell i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--success));transition:.25s}.thumb-rail{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;padding:12px;max-height:330px;overflow:auto}.thumb-card{position:relative;border:1px solid var(--line);border-radius:13px;background:#101b2b;overflow:hidden;transition:.14s}.thumb-card.active{border-color:#5c8fff;box-shadow:0 0 0 1px #5c8fff inset}.thumb-select{width:100%;height:112px;padding:0;border:0;background:#0b1421;position:relative;overflow:hidden}.thumb-image{width:100%;height:100%;object-fit:cover;display:block}.thumb-overlay{position:absolute;inset:auto 7px 7px 7px;display:flex;justify-content:flex-end}.thumb-status{font-size:9px;padding:4px 6px;background:rgba(6,11,18,.78);border:1px solid rgba(255,255,255,.1);border-radius:999px;color:#c4d4e5}.thumb-status.ok{color:#90efbf}.thumb-status.working{color:#a9c6ff}.thumb-info{padding:8px 10px 10px;display:flex;flex-direction:column;gap:2px;min-width:0}.thumb-name{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.thumb-meta{font-size:9px;color:var(--muted)}.thumb-remove{position:absolute;top:6px;right:6px;width:26px;height:26px;border-radius:8px;border:1px solid rgba(255,255,255,.12);background:rgba(8,14,23,.72);color:#fff;font-size:16px;opacity:0;transition:.14s}.thumb-card:hover .thumb-remove{opacity:1}
.settings-title{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px}.settings-title h2{margin:0;font-size:17px}.settings-title p{margin:3px 0 0;color:var(--muted);font-size:11px}.format-pill{font-size:10px;font-weight:850;padding:6px 8px;background:#172b49;color:#9bc0ff;border:1px solid #284e7e;border-radius:8px}.setting-block h3{font-size:12px;margin:0 0 10px}.small-label{display:block;font-size:10px;color:#c9d7e6;margin-bottom:6px}.select{width:100%;padding:10px 11px;border-radius:9px;border:1px solid var(--line);background:#0d1827;color:#e8f0fa;outline:none}.setting-row{display:flex;justify-content:space-between;align-items:center}.setting-row label{font-size:12px;font-weight:750}.setting-row output{font-size:12px;background:#111f31;border:1px solid var(--line);border-radius:8px;padding:5px 7px}.range{width:100%;margin:13px 0 4px;accent-color:var(--accent)}.range-scale{display:flex;justify-content:space-between;color:var(--muted2);font-size:9px}.preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:13px}.preset{padding:9px;border-radius:9px;border:1px solid var(--line);background:#101b2a;color:#cbd8e6;text-align:left;font-size:10px}.preset small{float:right;color:var(--muted)}.preset.active{background:#152b49;border-color:#4674b2;color:#fff}.separator{height:1px;background:var(--line);margin:17px 0}.toggle-row{display:flex;justify-content:space-between;align-items:center;gap:12px}.toggle-row div{display:flex;flex-direction:column;gap:2px}.toggle-row strong{font-size:12px}.toggle-row small{color:var(--muted);font-size:10px}.toggle-row input,.check-row input{accent-color:var(--accent)}.resize-box{margin-top:13px;transition:.15s}.resize-box.is-disabled{opacity:.35;pointer-events:none}.dimension-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.dimension-grid label>span{display:block;font-size:9px;color:var(--muted);margin-bottom:5px}.input-unit{display:flex;align-items:center;border:1px solid var(--line);background:#0b1522;border-radius:9px;overflow:hidden}.input-unit input{min-width:0;width:100%;border:0;background:transparent;color:#fff;padding:9px;outline:none}.input-unit em{font-style:normal;color:var(--muted);font-size:9px;padding-right:8px}.check-row{display:flex;gap:7px;align-items:center;color:#b6c5d6;font-size:10px;margin-top:9px}.compact-gap{margin-top:14px}.section-mini-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.section-mini-head h3{margin:0}.mini-btn{border:1px solid var(--line);background:#101d2e;color:#cbd8e6;border-radius:8px;padding:6px 8px;font-size:9px}.custom-presets{display:flex;flex-direction:column;gap:6px;margin-top:10px}.empty-presets{font-size:9px;color:var(--muted2);margin:0}.saved-preset{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 8px;border:1px solid var(--line);border-radius:9px;background:#0d1725}.saved-preset button{border:0;background:transparent;color:#dbe7f4;font-size:9px}.saved-preset .delete-preset{color:#ff9ba4}.feature-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0}.feature-row span{display:flex;flex-direction:column;gap:2px}.feature-row strong{font-size:11px}.feature-row small{font-size:9px;color:var(--muted)}.feature-row b{color:var(--success);font-size:13px}.summary-card{border:1px solid var(--line);background:#0d1a2a;border-radius:13px;padding:12px}.summary-card>div{display:flex;justify-content:space-between;gap:10px;padding:6px 0;font-size:10px}.summary-card span{color:var(--muted)}.summary-card strong{font-size:11px}.summary-card .saving-line{margin-top:5px;padding-top:10px;border-top:1px solid var(--line)}.saving-line strong{color:#79e3b3}
@media(max-width:1080px){.layout{grid-template-columns:1fr}.settings-panel{position:static;height:auto;border-left:0;border-top:1px solid rgba(255,255,255,.07)}}
@media(max-width:760px){.topbar{padding:0 12px}.privacy-pill,.engine-badge{display:none}.main-column{padding:10px}.dropzone{min-height:370px;padding:24px}.dropzone h1{font-size:24px}.editor-state{min-height:530px}.compare-stage{min-height:400px}.editor-toolbar,.editor-bottom,.batch-head{align-items:flex-start;flex-direction:column}.selected-actions,.batch-actions{width:100%}.selected-actions .btn,.batch-actions .btn{flex:1}.thumb-rail{grid-template-columns:repeat(2,minmax(0,1fr))}}


.rename-help{font-size:9px;line-height:1.5;color:var(--muted2);margin:8px 2px 0}

.rename-subgroup{margin-top:12px}.rename-subgroup.is-hidden{display:none}.rename-number-grid{margin-top:9px}

/* v3.3: bounded viewport prevents intrinsic canvas dimensions expanding it. */
.version{font-size:12px;padding:3px 8px;font-weight:800}
.compare-stage{flex:none;height:clamp(280px,60vh,620px);min-height:0}
.pan-layer{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.thumb-image{object-fit:contain}
.topbar{height:auto;min-height:72px;gap:12px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.top-actions{flex-wrap:wrap}
#helpDialog{color:var(--text);background:var(--panel);border:1px solid var(--line2);border-radius:20px;padding:26px;width:min(720px,calc(100% - 24px));max-height:85vh;box-shadow:var(--shadow)}
#helpDialog::backdrop{background:rgba(0,0,0,.75)}
.help-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.help-head h2{margin:8px 0 16px}.help-head form{flex-shrink:0}
.help-steps{padding-left:23px;line-height:1.65;color:#bfcee0}.help-steps li{padding:0 0 14px 6px}.help-steps strong{color:var(--text)}
.help-note{font-size:13px;line-height:1.6;background:var(--panel3);border-radius:12px;padding:16px;color:#c7dbf7}
.app-notice{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:100;max-width:calc(100% - 28px);width:max-content;background:#183457;border:1px solid #5b8cff;border-radius:12px;padding:14px 20px;box-shadow:var(--shadow);font-size:14px}
button:focus-visible{outline:2px solid #a7c4ff;outline-offset:3px}
@media(max-width:760px){.editor-file{width:100%}.editor-file strong{max-width:100%}.toolbar-actions{flex-wrap:wrap}.brand-copy strong{font-size:15px}.top-actions .btn{font-size:12px;padding:8px 10px}.thumb-remove{opacity:1}}