.rig3d{font-family:Inter,Arial,sans-serif;color:#18212b;background:#f3f5f7;border:1px solid #dce1e6;border-radius:14px;overflow:hidden;max-width:1600px;margin:20px auto;box-shadow:0 12px 36px #15233414}
.rig3d *{box-sizing:border-box}
.rig3d .rig3d-header{background:#101c2a;color:#fff;padding:18px 24px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:22px}
.rig3d-brand{display:flex;flex-direction:column;gap:5px;white-space:nowrap}
.rig3d-brand b{font-size:20px;letter-spacing:1.5px}
.rig3d-brand span{font-size:10px;letter-spacing:2px;color:#aebdca}
.rig3d-category-bar{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;min-width:0;max-width:100%;}
.rig3d-category-bar button{width:auto;white-space:nowrap;min-height:38px;border:1px solid #34485c;border-radius:7px;background:#1a2a3b;color:#dce5ed;padding:10px 13px;font-size:12px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s}
.rig3d-category-bar button:hover{background:#263b50;border-color:#58718a;color:#fff}
.rig3d-category-bar button.is-active{background:#c8272d;border-color:#c8272d;color:#fff}
.rig3d-live{font-size:11px;color:#9dd8b1;white-space:nowrap}
.rig3d-layout{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:650px}
.rig3d-panel{padding:22px;background:#fff;border-right:1px solid #e0e5e9}
.rig3d-panel h3{font-size:17px;margin:0 0 20px}
.rig3d-type-state{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;opacity:0!important;pointer-events:none!important}
.rig3d-dimensions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.rig3d-dimensions label{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:700;min-width:0}
.rig3d-panel input[type=number]{width:100%;min-width:0;border:1px solid #ccd4dc;border-radius:7px;padding:10px;background:#fbfcfd;font-size:14px;color:#1a2733}
.rig3d-check{display:grid;gap:10px;font-size:12px;margin:20px 0}
.rig3d-check label{display:flex;align-items:center;gap:7px}
.rig3d-panel p{font-size:11px;line-height:1.6;color:#75818c;margin-top:18px}
.rig3d-stage{min-width:0;display:flex;flex-direction:column;background:#b9bbbd}
.rig3d-stagebar{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:17px 20px;border-bottom:1px solid #dfe4e9;font-size:13px}
.rig3d-stagebar span{font-size:11px;color:#6f7b86}
.rig3d-canvas{height:590px;min-height:400px;position:relative;overflow:hidden}
.rig3d-canvas canvas{display:block;width:100%;height:100%;touch-action:none}
@media(max-width:1200px){.rig3d .rig3d-header{grid-template-columns:1fr auto;gap:14px}.rig3d-category-bar{grid-column:1/-1;grid-row:2;justify-content:flex-start}.rig3d-live{grid-column:2;grid-row:1}}
@media(max-width:800px){.rig3d-layout{grid-template-columns:1fr}.rig3d-panel{border-right:0;border-bottom:1px solid #e0e5e9}.rig3d-canvas{height:430px}.rig3d .rig3d-header{display:flex;align-items:flex-start;flex-direction:column;padding:16px}.rig3d-category-bar{justify-content:flex-start;width:100%}.rig3d-category-bar button{font-size:11px;padding:9px 10px}.rig3d-live{font-size:10px}.rig3d-dimensions{max-width:480px}}

.rig3d-options{margin-top:22px;border-top:1px solid #e5e8eb;padding-top:18px}
.rig3d-options-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.rig3d-options-head h4{margin:0;font-size:14px}
.rig3d-options-head span{font-weight:800;color:#c8272d;font-size:12px}
.rig3d-option-list{display:grid;gap:8px}
.rig3d-option-list label{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px;font-size:11px;padding:8px 9px;border:1px solid #e2e6ea;border-radius:7px;background:#fbfcfd}
.rig3d-option-list label span{min-width:0}
.rig3d-option-list label b{font-size:9px;color:#7b8791;font-weight:600;text-align:right}
.rig3d-options-note{font-size:9px;line-height:1.45;color:#8a959e;margin-top:8px}
.rig3d-quote-btn,.rig3d-send-btn{width:100%;border:0;border-radius:8px;padding:12px 14px;font-size:12px;font-weight:800;cursor:pointer}
.rig3d-quote-btn{margin-top:14px;background:#c8272d;color:#fff}
.rig3d-quote-btn:hover{background:#ab1f24}
.rig3d-send-btn{background:#101c2a;color:#fff;margin-top:10px}
.rig3d-send-btn:disabled{opacity:.55;cursor:default}
.rig3d-quote{position:fixed;inset:0;z-index:999999;background:#101c2a66;display:flex;align-items:center;justify-content:center;padding:20px}
.rig3d-quote[hidden]{display:none}
.rig3d-quote-card{width:min(560px,100%);max-height:min(90vh,680px);overflow:auto;background:#fff;border-radius:12px;box-shadow:0 22px 60px #0b172633;padding:20px}
.rig3d-quote-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}
.rig3d-quote-head h4{margin:0;font-size:18px;color:#18212b}
.rig3d-quote-head button{border:0;background:transparent;font-size:26px;line-height:1;cursor:pointer;color:#6f7b86}
.rig3d-quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.rig3d-quote-card label{display:grid;gap:5px;font-size:11px;font-weight:700;color:#34404b;margin-bottom:10px}
.rig3d-quote-card input,.rig3d-quote-card textarea{width:100%;border:1px solid #ccd4dc;border-radius:7px;padding:10px;background:#fbfcfd;font:inherit;font-size:13px;resize:vertical}
.rig3d-quote-summary{font-size:11px;line-height:1.6;background:#f3f5f7;border-radius:8px;padding:11px;margin-top:6px;color:#45515c}
.rig3d-quote-status{font-size:11px;line-height:1.5;margin-top:8px;color:#52606a}
@media(max-width:800px){.rig3d-option-list label{grid-template-columns:auto 1fr}.rig3d-option-list label b{grid-column:2;text-align:left}.rig3d-quote-grid{grid-template-columns:1fr}}

.rig3d-copy-btn{width:100%;border:1px solid #ccd4dc;border-radius:8px;padding:10px 14px;background:#fff;color:#34404b;font-size:11px;font-weight:800;cursor:pointer;margin-top:14px}
.rig3d-copy-btn:hover{background:#f3f5f7}
.rig3d-price-summary{margin-top:14px;border:1px solid #dfe4e8;border-radius:9px;background:#f8fafb;overflow:hidden}
.rig3d-price-summary>div{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;border-bottom:1px solid #e5e8eb;font-size:11px}
.rig3d-price-summary>div b{font-weight:800;color:#34404b}
.rig3d-price-summary .rig3d-price-grand{background:#fff;padding-top:11px;padding-bottom:11px}
.rig3d-price-summary .rig3d-price-grand span{font-weight:800}
.rig3d-price-summary .rig3d-price-grand strong{font-size:14px;color:#c8272d}
.rig3d-price-foot{display:block!important;font-size:9px!important;line-height:1.45;color:#86919a;border-bottom:0!important}

.rig3d-dimensions-3{grid-template-columns:1fr 1fr 1fr}
.rig3d-presets{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:-4px 0 14px}
.rig3d-presets span{font-size:9px;font-weight:800;color:#7a8790;width:100%;margin-bottom:1px}
.rig3d-presets button{border:1px solid #d7dde2;border-radius:6px;background:#fff;color:#3f4b55;padding:6px 8px;font-size:10px;font-weight:700;cursor:pointer}
.rig3d-presets button:hover{background:#f3f5f7}
.rig3d-stagebar{flex-wrap:wrap}
.rig3d-view-actions{display:flex;align-items:center;gap:5px;flex-wrap:wrap}
.rig3d-view-actions button{border:1px solid #cdd4da;border-radius:6px;background:#f7f8f9;color:#42505b;padding:6px 9px;font-size:10px;font-weight:800;cursor:pointer}
.rig3d-view-actions button:hover{background:#fff}
.rig3d-view-actions button.is-active{background:#101c2a;border-color:#101c2a;color:#fff}
@media(max-width:800px){
 .rig3d-dimensions-3{grid-template-columns:1fr 1fr}
 .rig3d-dimensions-3 label:last-child{grid-column:1/-1}
 .rig3d-stagebar{align-items:flex-start}
 .rig3d-view-actions{width:100%}
}

.rig3d-share-btn{width:100%;border:1px solid #cdd4da;border-radius:8px;padding:10px 14px;background:#fff;color:#34404b;font-size:11px;font-weight:800;cursor:pointer;margin-top:10px}
.rig3d-share-btn:hover{background:#f3f5f7}
.rig3d-share-status{font-size:9px;line-height:1.45;color:#66737e;margin-top:5px;word-break:break-all}

.rig3d-section-label{font-size:10px;font-weight:900;text-transform:uppercase;letter-spacing:1.2px;color:#8a959e;margin-top:20px;margin-bottom:-12px}

.rig3d-section-label + .rig3d-options{margin-top:22px}

.rig3d-joinery{margin-top:18px;padding-top:16px;border-top:1px solid #e5e8eb}
.rig3d-section-title{font-size:10px;font-weight:900;text-transform:uppercase;letter-spacing:1.2px;color:#8a959e;margin-bottom:10px}
.rig3d-joinery-grid{display:grid;grid-template-columns:1fr;gap:10px}
.rig3d-joinery-grid label{display:grid;gap:6px;font-size:10px;font-weight:800;color:#34404b}
.rig3d-joinery-grid select{width:100%;border:1px solid #ccd4dc;border-radius:7px;padding:9px 10px;background:#fbfcfd;font-size:12px;color:#1a2733}
.rig3d-joinery-note{font-size:9px;line-height:1.45;color:#818d96;margin-top:9px}

.rig3d-fixed-spec{font-size:9px;line-height:1.45;color:#7c8790;background:#f7f8f9;border:1px solid #e1e5e8;border-radius:7px;padding:7px 9px;margin-top:10px}

.rig3d-canvas{cursor:grab}
.rig3d-canvas.is-rotating{cursor:grabbing}
.rig3d-view-actions button[data-fit-view]{font-weight:900}
.rig3d-stagebar{gap:12px}

/* v1.37 responsive/mobile */
.rig3d{width:100%;max-width:100%;box-sizing:border-box}
.rig3d *{box-sizing:border-box}
.rig3d-header{min-width:0}
.rig3d-brand{min-width:0}
.rig3d-brand b,.rig3d-brand span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rig3d-category-bar{overflow-x:auto;overflow-y:hidden;flex-wrap:nowrap;scrollbar-width:thin;-webkit-overflow-scrolling:touch;touch-action:pan-x}
.rig3d-category-bar button{flex:0 0 auto;white-space:nowrap}
.rig3d-layout{min-width:0}
.rig3d-panel{min-width:0}
.rig3d-stage{min-width:0;overflow:hidden}
.rig3d-stagebar{min-width:0}
.rig3d-canvas{touch-action:none;overscroll-behavior:contain}
.rig3d-view-actions{min-width:0}
.rig3d-view-actions button{flex:0 0 auto;white-space:nowrap}
.rig3d-option-list{min-width:0}
.rig3d-option-list label{min-width:0}
.rig3d-option-list label span{min-width:0}
.rig3d-dimensions{width:100%}
.rig3d-dimensions input,.rig3d-dimensions select{max-width:100%;min-width:0}
@media(max-width:800px){
  .rig3d-layout{grid-template-columns:minmax(0,1fr)}
  .rig3d-panel{order:2;border-right:0;border-bottom:0;border-top:1px solid #e0e5e9}
  .rig3d-stage{order:1}
  .rig3d-header{padding:13px 12px;gap:10px}
  .rig3d-brand b{font-size:16px}
  .rig3d-brand span{font-size:9px}
  .rig3d-category-bar{width:100%;padding-bottom:2px}
  .rig3d-category-bar button{font-size:10px;padding:8px 10px}
  .rig3d-stagebar{padding:11px 12px}
  .rig3d-stagebar>b{font-size:12px}
  .rig3d-canvas{height:min(66vh,520px);min-height:360px}
  .rig3d-panel{padding:14px 12px}
  .rig3d-panel h3{font-size:15px}
  .rig3d-dimensions{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
  .rig3d-preset-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rig3d-preset-list button{width:100%}
  .rig3d-option-list label{grid-template-columns:auto minmax(0,1fr) auto}
  .rig3d-option-list label b{white-space:nowrap}
}
@media(max-width:520px){
  .rig3d-stagebar{align-items:stretch}
  .rig3d-view-actions{width:100%;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px}
  .rig3d-view-actions button{padding:7px 4px;font-size:9px;min-width:0}
  .rig3d-canvas{height:58vh;min-height:320px}
  .rig3d-dimensions{grid-template-columns:1fr 1fr 1fr}
  .rig3d-dimensions label{font-size:9px}
  .rig3d-dimensions input{font-size:12px;padding:8px 7px}
  .rig3d-option-list label{grid-template-columns:auto minmax(0,1fr);gap:7px}
  .rig3d-option-list label b{grid-column:2;justify-self:start}
  .rig3d-price-summary>div{font-size:10px}
  .rig3d-quote-card{padding:14px}
  .rig3d-share-btn,.rig3d-copy-btn,.rig3d-quote-btn{font-size:11px}
}
@media(min-width:801px){
  .rig3d-layout{grid-template-columns:minmax(300px,360px) minmax(0,1fr)}
}