/* Tool67 Virtual Try-On Studio — premium layout */
:root{--v-bg:#f5f3ef;--v-panel:#fff;--v-text:#111318;--v-muted:#666b76;--v-line:#d8d5cf;--v-accent:#5a4df0;--v-dark:#0c1018;--v-soft:#eeebff}
*{box-sizing:border-box}.vto-page{margin:0;background:linear-gradient(180deg,#f7f4ef 0,#f8f8fb 48%,#fff 100%);color:var(--v-text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.vto-main{width:min(1280px,calc(100% - 34px));margin:auto;padding:42px 0 90px}
.vto-hero{display:grid;grid-template-columns:minmax(0,.92fr) minmax(520px,1.08fr);align-items:center;gap:clamp(36px,6vw,88px);min-height:560px;padding:32px 0 58px}.vto-hero-copy{max-width:590px}.vto-kicker{display:inline-flex;align-items:center;gap:9px;margin-bottom:18px;color:#5b50eb;font-size:12px;font-weight:950;letter-spacing:.16em}.vto-kicker:before{content:"";width:30px;height:1px;background:currentColor}.vto-hero h1{margin:0;font-size:clamp(48px,6.1vw,84px);line-height:.96;letter-spacing:-.065em}.vto-hero h1 span{color:#5b50eb}.vto-hero-copy>p{max-width:610px;margin:24px 0 0;color:var(--v-muted);font-size:17px;line-height:1.75}.vto-hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 0}.vto-hero-points span{padding:9px 12px;border:1px solid rgba(17,19,24,.09);border-radius:999px;background:rgba(255,255,255,.68);font-size:12px;font-weight:800}.vto-hero-cta{display:inline-flex;align-items:center;gap:12px;margin-top:25px;padding:14px 18px;border-radius:999px;background:#111318;color:#fff;text-decoration:none;font-size:14px;font-weight:900;box-shadow:0 14px 32px rgba(17,19,24,.17)}.vto-hero-cta b{font-size:18px}.vto-hero-visual{position:relative;min-height:520px}.vto-hero-main{position:absolute;inset:20px 46px 0 92px;margin:0;overflow:hidden;border-radius:32px;background:#ddd;box-shadow:0 35px 80px rgba(25,24,32,.2)}.vto-hero-main img{width:100%;height:100%;object-fit:cover}.vto-hero-small{position:absolute;width:150px;margin:0;overflow:hidden;border:8px solid rgba(255,255,255,.9);border-radius:24px;background:#fff;box-shadow:0 20px 50px rgba(20,20,28,.18)}.vto-hero-small img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover}.vto-hero-small figcaption{padding:9px 10px;background:#fff;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.vto-hero-model{left:0;top:76px;transform:rotate(-4deg)}.vto-hero-clothing{right:0;bottom:42px;transform:rotate(4deg)}.vto-hero-badge{position:absolute;right:24px;top:0;padding:11px 14px;border-radius:999px;background:#111318;color:#fff;font-size:11px;font-weight:900;letter-spacing:.08em}
.vto-studio{scroll-margin-top:90px;padding:20px;border:1px solid rgba(17,19,24,.1);border-radius:30px;background:rgba(255,255,255,.86);box-shadow:0 28px 80px rgba(24,27,45,.11);backdrop-filter:blur(16px)}.vto-equation{display:grid;grid-template-columns:minmax(0,1fr) 34px minmax(0,1fr) 46px minmax(0,1fr);align-items:center;gap:12px}.vto-symbol{color:#655cf2;font-size:28px;font-weight:950;text-align:center}.vto-panel{position:relative;min-width:0;aspect-ratio:4/5;overflow:hidden;border:2px solid #cfd3dd;border-radius:23px;background:#f3f4f7;transition:.24s ease}.vto-panel:hover{border-color:#7770ef;box-shadow:0 16px 38px rgba(35,38,70,.13);transform:translateY(-3px)}.vto-panel-head{position:absolute;z-index:6;top:14px;left:14px;padding:7px 10px;border-radius:999px;background:rgba(10,13,22,.79);color:#fff;font-size:10px;font-weight:950;letter-spacing:.1em}.br-drop{display:block;height:100%;cursor:pointer}.br-drop input{display:none}.br-drop-content{display:flex;height:100%;flex-direction:column;align-items:center;justify-content:center;gap:11px;padding:24px;text-align:center}.vto-upload-icon{display:grid;width:70px;height:70px;place-items:center;border:1px solid #d1d4dd;border-radius:22px;background:#fff;box-shadow:0 12px 28px rgba(29,32,50,.09)}.vto-upload-icon svg{width:31px;height:31px;stroke:#5b50eb}.br-drop-content strong{font-size:18px}.br-drop-content small{max-width:230px;color:var(--v-muted);font-size:12px;line-height:1.5}.vto-hover{position:absolute;z-index:5;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(7,10,20,.74);color:#fff;font-size:14px;font-weight:900;opacity:0;transition:.2s;pointer-events:none}.vto-panel:hover .vto-hover{opacity:1}.br-drop-preview{display:block;width:100%;height:100%;object-fit:cover}.br-drop-change{position:absolute;z-index:8;right:12px;bottom:12px;padding:8px 11px;border:0;border-radius:999px;background:#fff;color:#111827;font-weight:850;cursor:pointer}.vto-result-panel{background:linear-gradient(145deg,#f8f8ff,#ececf5)}.vto-result-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:25px;text-align:center}.vto-result-empty svg{width:62px;height:62px;stroke:#838799}.vto-result-empty strong{font-size:18px}.vto-result-empty small{color:var(--v-muted)}#resultImage{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.t67-processing-overlay{position:absolute;z-index:20;inset:0;display:grid;place-items:center;background:rgba(5,8,16,.78);color:#fff}.t67-processing-overlay[hidden]{display:none!important}.t67-processing-card{display:flex;flex-direction:column;align-items:center;gap:9px}.t67-processing-spinner{width:42px;height:42px;border:4px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:vspin .8s linear infinite}@keyframes vspin{to{transform:rotate(360deg)}}.br-actions{position:absolute;z-index:25;right:14px;bottom:14px}.br-actions[hidden]{display:none!important}.br-download{display:grid;width:48px;height:48px;place-items:center;padding:0;border:0;border-radius:50%;background:#fff;color:#111318;box-shadow:0 12px 28px rgba(0,0,0,.22);cursor:pointer}.br-download svg{width:22px;height:22px;stroke:currentColor}
.vto-controls{display:grid;grid-template-columns:minmax(0,1fr) 245px;align-items:end;gap:16px;margin-top:18px}.br-extra-instructions label{display:block;margin-bottom:7px;font-size:12px;font-weight:900}.br-extra-instructions label span{color:var(--v-muted);font-weight:600}.br-extra-instructions textarea{width:100%;min-height:56px;padding:14px 16px;border:1px solid #d9dce5;border-radius:16px;background:#fff;color:var(--v-text);font:inherit;resize:vertical;outline:none}.br-extra-instructions textarea:focus{border-color:#7375f5;box-shadow:0 0 0 4px rgba(91,93,245,.12)}.br-run{width:100%;padding:15px 22px;border:0;border-radius:16px;background:linear-gradient(135deg,#675df6,#4d45dc);color:#fff;font-size:15px;font-weight:950;box-shadow:0 14px 30px rgba(75,77,226,.25);cursor:pointer}.br-run:disabled{background:#c8cbd7;box-shadow:none;cursor:not-allowed}.vto-clear{display:block;margin:8px auto 0;padding:0;border:0;background:transparent;color:var(--v-muted);font-size:11px;font-weight:800;cursor:pointer}.br-credit,.br-status,.br-usage{margin-top:7px;color:var(--v-muted);font-size:12px;text-align:center}.br-status.error{color:#c83349}.br-status.success{color:#16804b}.br-legal{margin:15px 2px 0;color:#85899a;font-size:10.5px;line-height:1.55;text-align:center}.br-legal a{color:inherit}
.vto-section{margin-top:88px}.vto-section-head{max-width:770px;margin:0 auto 28px;text-align:center}.vto-section-head span{color:#5d54ec;font-size:11px;font-weight:950;letter-spacing:.14em}.vto-section-head h2{margin:8px 0 0;font-size:clamp(28px,4vw,46px);line-height:1.08;letter-spacing:-.04em}.vto-section-head p{margin:12px auto 0;color:var(--v-muted);line-height:1.7}.vto-section-head-left{margin:0 0 18px;text-align:left}.vto-process-card{display:grid;grid-template-columns:1fr 42px 1fr 52px 1fr;align-items:center;gap:12px;padding:18px;border:1px solid #dfe1e8;border-radius:26px;background:#fff}.vto-process-card img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:18px}.vto-process-card b{text-align:center;color:#5b5df5;font-size:28px}.vto-process-labels{display:grid;grid-template-columns:1fr 42px 1fr 52px 1fr;gap:12px;margin-top:8px;color:#666b7d;font-size:11px;font-weight:850;text-align:center}.vto-dots{display:flex;justify-content:center;gap:8px;margin-top:15px}.vto-dot{width:10px;height:10px;padding:0;border:0;border-radius:50%;background:#c9ccd5;cursor:pointer}.vto-dot.active{width:28px;border-radius:999px;background:#5b5df5}
.vto-gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}.vto-compare{position:relative;overflow:hidden;border:1px solid #dbdee7;border-radius:19px;background:#fff;box-shadow:0 10px 25px rgba(22,26,45,.06)}.vto-compare-view{position:relative;aspect-ratio:4/5;overflow:hidden}.vto-compare img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.vto-after{clip-path:inset(0 0 0 50%)}.vto-line{position:absolute;z-index:3;top:0;bottom:0;left:50%;width:2px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.15)}.vto-handle{position:absolute;z-index:4;top:50%;left:50%;display:grid;width:34px;height:34px;place-items:center;border-radius:50%;background:#fff;color:#141827;font-weight:900;transform:translate(-50%,-50%);box-shadow:0 4px 12px rgba(0,0,0,.2)}.vto-range{position:absolute;z-index:5;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize}.vto-compare strong{display:block;padding:12px 13px 4px;font-size:13px}.vto-compare small{display:block;padding:0 13px 13px;color:var(--v-muted);font-size:11px}.vto-more{display:block;margin:22px auto 0;padding:12px 18px;border:1px solid #cfd3df;border-radius:999px;background:#fff;font-weight:850;cursor:pointer}.vto-usecases{display:grid;grid-template-columns:1fr 1fr;gap:22px}.vto-usecase{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:20px;padding:18px;border:1px solid #dfe2e9;border-radius:24px;background:#fff}.vto-usecase:nth-child(3),.vto-usecase:nth-child(4){grid-template-columns:.85fr 1.15fr}.vto-usecase-copy h3{margin:0 0 8px;font-size:20px}.vto-usecase-copy p{margin:0;color:var(--v-muted);font-size:13px;line-height:1.65}.vto-usecase-media{position:relative}.vto-usecase-media>img{display:block;width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:16px}.vto-thumbs{position:absolute;left:-15px;bottom:12px;display:grid;gap:6px}.vto-thumbs img{width:48px;height:58px;object-fit:cover;border:3px solid #fff;border-radius:9px;box-shadow:0 5px 14px rgba(0,0,0,.16)}.vto-tips{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.vto-tip{padding:19px;border:1px solid #dee1e9;border-radius:18px;background:#fff}.vto-tip strong{display:block;margin-bottom:6px}.vto-tip p{margin:0;color:var(--v-muted);font-size:12.5px;line-height:1.65}
.vto-faq-wrap{display:grid;grid-template-columns:minmax(260px,.78fr) minmax(0,1.22fr);gap:30px;max-width:980px;margin:88px auto 0;padding:18px;border:1px solid #dedfe6;border-radius:28px;background:#fff;box-shadow:0 18px 48px rgba(24,27,45,.08)}.vto-faq-visual{position:relative;overflow:hidden;min-height:430px;border-radius:20px}.vto-faq-visual img{width:100%;height:100%;object-fit:cover}.vto-faq-visual span{position:absolute;left:16px;right:16px;bottom:16px;padding:12px 14px;border-radius:14px;background:rgba(9,12,20,.76);color:#fff;font-size:13px;font-weight:900}.vto-faq{padding:12px 8px}.vto-faq details{border-bottom:1px solid #e2e3e8}.vto-faq summary{padding:16px 2px;font-weight:900;cursor:pointer}.vto-faq p{margin:0 0 16px;color:var(--v-muted);font-size:13px;line-height:1.65}
html[data-theme=dark] .vto-page,.dark .vto-page{--v-bg:#080b12;--v-panel:#11151f;--v-text:#f5f7fb;--v-muted:#a5adbd;--v-line:#343b49;background:#080b12}.dark .vto-studio,.dark .vto-process-card,.dark .vto-compare,.dark .vto-usecase,.dark .vto-tip,.dark .vto-faq-wrap{background:#11151f;border-color:#2d3440}.dark .vto-panel,.dark .br-extra-instructions textarea{background:#0e131d;border-color:#363e4c;color:#fff}.dark .vto-hero-points span{background:#141924;border-color:#2e3542}.dark .vto-hero-cta{background:#fff;color:#111318}
@media(max-width:980px){.vto-hero{grid-template-columns:1fr;min-height:0;padding-top:15px}.vto-hero-copy{max-width:760px}.vto-hero-visual{min-height:500px}.vto-equation{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr)}.vto-equation>.vto-symbol:nth-of-type(2){display:none}.vto-result-panel{grid-column:1/-1;width:min(560px,100%);justify-self:center}.vto-gallery{grid-template-columns:repeat(3,1fr)}.vto-usecases{grid-template-columns:1fr}.vto-controls{grid-template-columns:1fr}.vto-process-card,.vto-process-labels{grid-template-columns:1fr 28px 1fr 34px 1fr}}
@media(max-width:640px){.vto-main{width:min(100% - 18px,1280px);padding-top:20px}.vto-hero{gap:22px;padding-bottom:36px}.vto-hero h1{font-size:44px}.vto-hero-copy>p{font-size:14px}.vto-hero-points{gap:7px}.vto-hero-points span{font-size:10px}.vto-hero-visual{min-height:345px}.vto-hero-main{inset:16px 24px 0 42px;border-radius:23px}.vto-hero-small{width:88px;border-width:5px;border-radius:15px}.vto-hero-model{left:0;top:48px}.vto-hero-clothing{right:0;bottom:20px}.vto-hero-small figcaption{padding:5px 7px;font-size:8px}.vto-hero-badge{right:8px;padding:8px 10px;font-size:8px}.vto-studio{padding:9px;border-radius:21px}.vto-equation{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:8px}.vto-symbol{display:none}.vto-panel{border-radius:16px;aspect-ratio:4/5}.vto-equation>.vto-panel:nth-of-type(1){grid-column:1}.vto-equation>.vto-panel:nth-of-type(2){grid-column:2}.vto-result-panel{grid-column:1/-1;width:100%;aspect-ratio:1/1.08}.vto-panel-head{top:8px;left:8px;padding:5px 7px;font-size:8px}.vto-upload-icon{width:46px;height:46px;border-radius:14px}.vto-upload-icon svg{width:23px}.br-drop-content{gap:6px;padding:9px}.br-drop-content strong{font-size:12px}.br-drop-content small{display:none}.br-drop-change{right:7px;bottom:7px;padding:6px 8px;font-size:9px}.vto-hover{display:none}.vto-result-empty strong{font-size:14px}.vto-result-empty small{font-size:10px}.br-download{width:43px;height:43px}.vto-controls{margin-top:10px}.vto-section{margin-top:60px}.vto-process-card{grid-template-columns:1fr 22px 1fr 28px 1fr;padding:9px;gap:5px;border-radius:17px}.vto-process-card img{border-radius:11px}.vto-process-card b{font-size:17px}.vto-process-labels{grid-template-columns:1fr 22px 1fr 28px 1fr;gap:5px}.vto-gallery{grid-template-columns:repeat(2,1fr);gap:9px}.vto-compare{border-radius:13px}.vto-compare strong{padding:9px 9px 3px;font-size:11px}.vto-compare small{padding:0 9px 9px;font-size:9px}.vto-usecase,.vto-usecase:nth-child(3),.vto-usecase:nth-child(4){grid-template-columns:1fr 1.05fr;gap:12px;padding:12px}.vto-usecase-copy h3{font-size:15px}.vto-usecase-copy p{font-size:10.5px}.vto-thumbs img{width:34px;height:42px}.vto-tips{grid-template-columns:1fr}.vto-faq-wrap{grid-template-columns:1fr;gap:12px;margin-top:60px;padding:10px;border-radius:20px}.vto-faq-visual{min-height:240px}.vto-faq{padding:6px 8px}.vto-section-head-left h2{font-size:28px}}

/* VTO upload preview reliability fix */
.br-drop{position:relative;overflow:hidden}
#personPreview,
#clothingPreview{
  position:absolute;
  z-index:4;
  inset:0;
  display:block;
  width:100%;
  height:100%;
  overflow:hidden;
  background:#eef0f4;
}
#personPreview[hidden],
#clothingPreview[hidden]{
  display:none!important;
}
#personPreview .br-drop-preview,
#clothingPreview .br-drop-preview{
  position:absolute;
  inset:0;
  display:block;
  width:100%;
  height:100%;
  max-width:none;
  max-height:none;
  object-fit:cover;
  opacity:0;
  transition:opacity .18s ease;
}
#personPreview .br-drop-preview.is-ready,
#clothingPreview .br-drop-preview.is-ready{
  opacity:1;
}
.br-drop.has-image .br-drop-content{
  display:none!important;
}
.br-drop.has-image .vto-hover{
  z-index:7;
}
.br-drop-change{
  z-index:9;
}
@media (hover:none){
  .br-drop.has-image .vto-hover{display:none}
}


/* ===== Virtual Try-On premium lab redesign ===== */
.vto-lab{padding:18px 18px 16px;border:1px solid rgba(17,19,24,.1);border-radius:28px;background:linear-gradient(180deg,#faf7f3,#f6f0ea);box-shadow:0 28px 80px rgba(24,27,45,.11)}
.vto-lab-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(320px,.94fr);gap:14px;align-items:start}
.vto-input-panel,.vto-direction-panel,.vto-result-panel{padding:18px;border:1px solid #cec6ba;border-radius:8px;background:#fffdfb;box-shadow:0 12px 28px rgba(24,27,45,.05)}
.vto-lab-head{display:flex;align-items:flex-start;gap:11px;margin-bottom:14px}.vto-lab-head>span{display:grid;place-items:center;flex:0 0 34px;height:34px;border-radius:8px;background:#1a1512;color:#fff;font-size:11px;font-weight:900}
.vto-lab-head h3{margin:1px 0 4px;font:700 23px/1.12 Georgia,serif;color:#1e1915}.vto-lab-head p{margin:0;color:#74675b;font-size:11px;line-height:1.55}
.vto-lab-drop{position:relative;display:block;min-height:390px;overflow:hidden;border:2px dashed #bcae99;border-radius:8px;background:linear-gradient(180deg,#fbf6f0,#f4ece2);cursor:pointer;transition:.22s ease}
.vto-lab-drop:hover{border-color:#8d785b;background:linear-gradient(180deg,#f8efe5,#eee1d2)}
.vto-lab-drop .br-drop-content{gap:12px;padding:24px}.vto-lab-drop .vto-hover{font-size:15px;font-weight:800}
.vto-lab-drop #personPreview,.vto-lab-drop #clothingPreview{display:block;width:100%;height:100%}.vto-lab-drop .br-drop-preview{width:100%;height:100%;object-fit:cover}.vto-lab-drop .br-drop-change{right:12px;bottom:12px;border-radius:6px;padding:9px 12px;font-weight:800}
.vto-upload-icon{border-radius:14px;border:1px solid #ddd0bf;box-shadow:none}
.vto-upload-note{margin-top:12px;padding:12px 13px;border:1px solid #e0d7ca;border-radius:6px;background:#fbf7f1}.vto-upload-note b{display:block;margin-bottom:6px;font-size:12px;letter-spacing:.02em;color:#2a211b}.vto-upload-note ul{margin:0;padding-left:16px;color:#736658;font-size:11px;line-height:1.65}
.vto-direction-panel .br-extra-instructions label{display:block;margin:0 0 8px;font-weight:800;color:#2a211b}.vto-direction-panel .br-extra-instructions label span{font-weight:600;color:#8a7b6f}
.vto-direction-panel .br-extra-instructions textarea{width:100%;min-height:166px;padding:14px 15px;border:1px solid #d7cdc0;border-radius:8px;background:#fff;font:inherit;line-height:1.6;resize:vertical}
.vto-direction-panel .vto-run-wrap{display:flex;flex-direction:column;gap:10px;margin-top:14px}.vto-direction-panel .br-run,.vto-direction-panel .vto-clear{width:100%;min-height:50px;border-radius:6px}.vto-direction-panel .br-run{background:linear-gradient(135deg,#7865f6,#4b56da);box-shadow:0 12px 24px rgba(75,86,218,.22)}
.vto-direction-panel .vto-clear{border:1px solid #d9cfbf;background:#fff;color:#201b18;font-weight:800}.vto-direction-panel .br-status,.vto-direction-panel .br-usage,.vto-direction-panel .br-credit{min-height:20px;padding:0;color:#6f645a;text-align:left}.vto-direction-panel .br-credit{font-weight:800;color:#2a211b}
.vto-direction-panel .br-legal{margin:12px 0 0;color:#7e7267;font-size:11px;line-height:1.6}
.vto-result-panel{margin-top:14px;animation:vtoResultIn .22s ease both}.vto-result-stage{position:relative;display:flex;align-items:center;justify-content:center;min-height:0;overflow:hidden;border:1px solid #cec6ba;border-radius:8px;background:#e8dfd4}
.vto-result-stage #resultImage{position:static;inset:auto;display:block;width:auto;max-width:100%;height:auto;max-height:450px;object-fit:contain;margin:auto}
.vto-result-stage .vto-result-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;text-align:center}
.vto-result-stage .t67-processing-overlay{background:rgba(8,11,18,.72)}
.vto-result-stage .br-actions{position:absolute;z-index:10;right:14px;bottom:14px}.vto-result-stage .br-actions[hidden]{display:none!important}
.vto-result-stage.is-loading{min-height:330px;max-height:450px}
@keyframes vtoResultIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
html[data-theme=dark] .vto-lab,.dark .vto-lab{background:linear-gradient(180deg,#121821,#0e131d);border-color:#2f3947}
.dark .vto-input-panel,.dark .vto-direction-panel,.dark .vto-result-panel{background:#11151f;border-color:#303845;box-shadow:none}
.dark .vto-lab-head h3,.dark .vto-upload-note b,.dark .vto-direction-panel .br-extra-instructions label,.dark .vto-direction-panel .br-credit,.dark .vto-direction-panel .vto-clear{color:#f6f8fc}
.dark .vto-lab-head p,.dark .vto-upload-note ul,.dark .vto-direction-panel .br-status,.dark .vto-direction-panel .br-usage,.dark .vto-direction-panel .br-legal,.dark .vto-direction-panel .br-extra-instructions label span{color:#aeb6c4}
.dark .vto-lab-drop{background:linear-gradient(180deg,#0d131c,#101722);border-color:#434c58}.dark .vto-lab-drop:hover{background:linear-gradient(180deg,#111925,#141c29);border-color:#7e89ff}
.dark .vto-upload-note,.dark .vto-direction-panel .br-extra-instructions textarea,.dark .vto-direction-panel .vto-clear,.dark .vto-result-stage{background:#0d131c;border-color:#36404d}
@media(max-width:1080px){.vto-lab-grid{grid-template-columns:1fr 1fr}.vto-direction-panel{grid-column:1/-1}}
@media(max-width:640px){.vto-lab{padding:10px;border-radius:18px}.vto-lab-grid{grid-template-columns:1fr 1fr;gap:8px}.vto-input-panel,.vto-direction-panel,.vto-result-panel{padding:10px;border-radius:8px}.vto-direction-panel,.vto-result-panel{grid-column:1/-1}.vto-lab-head{gap:7px;margin-bottom:10px}.vto-lab-head>span{flex-basis:26px;height:26px;font-size:9px}.vto-lab-head h3{font-size:15px}.vto-lab-head p{font-size:9px}.vto-lab-drop{min-height:210px}.vto-lab-drop .br-drop-content{padding:10px;gap:6px}.vto-upload-icon{width:44px;height:44px;border-radius:12px}.vto-direction-panel .br-extra-instructions textarea{min-height:110px;padding:12px 13px}.vto-direction-panel .br-run,.vto-direction-panel .vto-clear{min-height:44px}.vto-result-stage.is-loading{min-height:260px}.vto-result-stage #resultImage{max-height:380px}.vto-upload-note{padding:9px 10px}.vto-upload-note ul{font-size:10px}}


/* Upload alignment and result visibility refinement */
.vto-result-panel[hidden],
.vto-result-empty[hidden],
.vto-result-stage #resultImage[hidden]{display:none!important}
.vto-lab-drop .br-drop-content{position:absolute;inset:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.vto-result-stage.is-loading{width:100%;height:min(450px,56vw);min-height:300px;max-height:450px;background:#25211f}
.vto-result-stage.is-loading .t67-processing-overlay{display:grid}
@media(max-width:640px){
  .vto-lab-drop .br-drop-content{position:absolute;inset:0}
  .vto-result-stage.is-loading{height:260px;min-height:260px;max-height:380px}
}