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#18241d40;width:390px;padding:0;color:var(--ink)}dialog::backdrop{background:#1a251f59;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}dialog form{padding:28px;position:relative;text-align:center}.dialog-close{position:absolute;right:14px;top:11px;border:0;background:transparent;font-size:19px;color:#8d9892}.dialog-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:20px;margin:0 auto}dialog h2{margin:13px 0 5px;font-size:17px}dialog p{color:#7a8580;font-size:10px;line-height:1.7;margin:0 20px 17px}.export-options{display:grid;grid-template-columns:1fr 1fr;gap:8px}.export-options label{border:1px solid #dfe5e1;border-radius:8px;padding:10px;display:flex;align-items:flex-start;text-align:left;cursor:pointer}.export-options label:has(input:checked){border-color:var(--accent);background:#f1f5f2}.export-options input{margin:2px 8px 0 0;accent-color:var(--accent)}.export-options 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145px}.bottom-dock{padding-top:9px}.variant-card,.add-variant{height:72px}.variant-preview{height:58px}.layers-section{padding-top:10px}.tool-item{height:49px}}@media(max-width:760px){body{min-width:0;min-height:100dvh;overflow:hidden}body.sheet-open{overflow:hidden}.topbar{position:sticky;top:0;height:60px;padding:0 12px;grid-template-columns:minmax(0,1fr) auto}.brand-mark{transform:scale(.84) rotate(-8deg);transform-origin:left center}.brand-name{font-size:16px}.brand-subtitle{font-size:6px}.project-switcher,.ghost-button,.outline-button,.avatar-button{display:none}.primary-button{height:33px;padding:0 12px}.workspace,.workspace.inspector-collapsed{display:block;height:calc(100dvh - 60px);position:relative}.left-panel,.right-panel{position:fixed;z-index:40;left:0;right:0;bottom:0;height:min(78dvh,690px);overflow:auto;border:0;border-radius:18px 18px 0 0;box-shadow:0 -20px 60px #1f2d2538;transform:translateY(105%);transition:transform .22s ease;padding-bottom:calc(76px + env(safe-area-inset-bottom))}.workspace.mobile-left-open .left-panel,.workspace.mobile-right-open .right-panel{transform:translateY(0)}.workspace.mobile-left-open:after,.workspace.mobile-right-open:after{content:"";position:fixed;inset:60px 0 0;z-index:35;background:#1c272159;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.viewport-shell{height:calc(100dvh - 60px);grid-template-rows:minmax(0,1fr) 92px;padding-bottom:calc(62px + env(safe-area-inset-bottom))}.mobile-sheet-header{display:flex;align-items:center;justify-content:space-between;height:50px;padding:0 16px;position:sticky;top:0;background:#fbfcfbf5;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:3}.mobile-sheet-header>div{display:flex;align-items:center;gap:8px;font-size:12px}.mobile-sheet-header button{width:32px;height:32px;border:0;border-radius:50%;background:#eef2ef;font-size:18px}.prompt-section{padding:16px 14px 10px}.prompt-box textarea{font-size:14px;height:88px}.prompt-footer>span{font-size:10px}.generate-button{min-height:38px;font-size:12px;padding:8px 14px}.prompt-chips{padding-bottom:5px}.prompt-chips button{min-height:32px;font-size:10px;padding:6px 10px}.tool-nav{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;padding:8px 12px 18px}.tool-item{min-width:0;height:58px;padding:7px 10px}.tool-item.active:before{height:24px;width:3px;left:0;top:17px;transform:none}.tool-icon{width:24px;font-size:16px}.tool-item b{font-size:11px}.tool-item small{font-size:8px}.layers-section,.plan-usage{display:none}.view-tabs{top:10px;width:calc(100% - 20px);display:grid;grid-template-columns:repeat(3,1fr)}.view-tabs button{min-height:36px;padding:7px 5px;font-size:10px}.scene-meta{left:10px;top:58px;padding:8px 9px}.scene-meta b{font-size:9px}.view-controls{right:9px;top:58px}.view-controls button:nth-child(2),.view-controls button:nth-child(3),.view-controls span{display:none}.viewport-hint{width:max-content;bottom:13px;font-size:8px}.compass{right:10px;bottom:48px;transform:scale(.9);transform-origin:bottom right}.bottom-dock{padding:8px 10px}.dock-heading,.dock-actions button:first-child{display:none}.variant-row{grid-template-columns:repeat(3,minmax(0,1fr))}.add-variant{display:none}.variant-card{height:72px;padding:4px}.variant-preview{width:100%;height:62px}.variant-card>span:nth-child(2){display:none}.inspector-header{position:sticky;top:0;min-height:58px;background:#fbfcfbf5;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:3}.inspector-header button{width:36px;height:36px;border-radius:50%;background:#eef2ef}.inspector-section{padding:18px 16px}.inspector-label{font-size:11px}.field-row{min-height:44px;font-size:11px}.stepper{height:34px}.stepper button{width:34px}.material-item{min-height:48px}.material-item b{font-size:10px}.material-item small{font-size:8px}.reference-preview{min-height:104px}.reference-preview b{font-size:11px}.reference-preview small,.reference-note{font-size:8px}.demo-reference-button{width:76px;font-size:9px}.reference-subtitle{font-size:10px}.face-selector button{min-height:40px;font-size:10px}.reference-controls>div>span,.reference-opacity label{font-size:9px}.fit-toggle,.rotate-controls{height:36px}.fit-toggle button,.rotate-controls b{font-size:9px}.reference-actions button{min-height:42px;font-size:10px}.local-edit-section{margin-bottom:16px}.local-input input{min-height:42px;font-size:11px}.workspace.inspector-collapsed .right-panel>*:not(.inspector-header){display:block}.workspace.inspector-collapsed .inspector-header{padding:18px 17px 14px;justify-content:space-between}.workspace.inspector-collapsed .inspector-header>div{display:block}.style-grid{grid-template-columns:repeat(4,1fr)}.style-thumb{height:43px}.style-card b{font-size:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.custom-color-row label{min-height:38px;font-size:9px}.custom-color-row button{min-height:36px;font-size:10px}.dimension-heading,.dimension-row{font-size:10px}.ratio-lock,.ratio-status,.ratio-presets button{font-size:9px}.ratio-presets button{min-height:34px}.mobile-actionbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:50;left:0;right:0;bottom:0;height:calc(62px + env(safe-area-inset-bottom));padding:5px 8px env(safe-area-inset-bottom);background:#fbfcfbf5;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid #dde4df;box-shadow:0 -5px 18px #27342c14}.mobile-actionbar button{border:0;background:transparent;border-radius:9px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#818b86}.mobile-actionbar button span{font-size:17px;line-height:1}.mobile-actionbar button b{font-size:8px;font-weight:600}.mobile-actionbar button.active{color:var(--accent-dark);background:var(--accent-soft)}.toast{bottom:76px;font-size:10px;max-width:calc(100% - 32px);text-align:center}dialog{width:calc(100% - 24px);max-width:390px}}