.room-toolbar-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;}
.room-immersion-open{position:relative;display:none;width:min(420px,42vw);min-height:76px;border:0;border-left:2px solid var(--lichen-bright);background:#111210;color:var(--chalk);font-family:var(--display);font-size:1.35rem;line-height:1;padding:11px 54px 11px 16px;text-align:left;}
.room-immersion-open::after{content:"↗";position:absolute;right:16px;top:50%;color:var(--lichen-bright);font:700 1rem var(--mono);transform:translateY(-50%);}
.room-immersion-open span{display:block;margin-bottom:7px;color:var(--lichen-bright);font-family:var(--mono);font-size:0.55rem;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;}
.room-immersion-ready .room-immersion-open,[data-room-xr-check]:enabled{display:block;}
.room-immersion-open:hover,.room-immersion-open:focus-visible{background:#1a1b18;color:var(--lichen-bright);}
.room-immersion{width:100%;max-width:none;height:100%;max-height:none;margin:0;border:0;padding:0;overflow:auto;background:#090a09;color:var(--chalk);}
.room-immersion::backdrop{background:rgba(8,9,9,0.97);}
.room-immersion-frame{width:min(1880px,100%);min-height:100%;margin:0 auto;padding:clamp(16px,2.2vw,34px);}
.room-immersion-header{display:grid;grid-template-columns:minmax(0,9fr) minmax(180px,3fr);align-items:start;gap:24px;border-top:3px solid var(--chalk);padding-top:10px;}
.room-immersion-header .eyebrow{margin:0 0 20px;color:var(--lichen-bright);}
.room-immersion-header h2{max-width:26ch;margin:0;font:600 clamp(1.75rem,3vw,2.5rem)/1.12 var(--sans);letter-spacing:-0.03em;}
.room-immersion-close{justify-self:end;min-width:44px;min-height:44px;border:0;border-bottom:1px solid var(--hairline-dark);background:transparent;color:var(--chalk);font-family:var(--mono);font-size:0.64rem;letter-spacing:0.1em;padding:8px 0;text-transform:uppercase;}
.room-immersion-close span{color:var(--lichen-bright);margin-left:14px;}
.room-immersion-close:hover,.room-immersion-close:focus-visible{border-color:var(--lichen-bright);}
.room-immersion-description{width:min(690px,100%);margin:24px 0;color:var(--fog);font-size:clamp(0.92rem,1.2vw,1.12rem);line-height:1.48;}
.room-immersion-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(260px,1fr);margin-top:10px;border-top:1px solid var(--hairline-dark);border-bottom:1px solid var(--hairline-dark);}
.room-immersion-stage{position:relative;min-width:0;overflow:hidden;border-right:1px solid var(--hairline-dark);background:#111210;}
.room-immersion-scene{position:relative;aspect-ratio:16 / 9;overflow:hidden;background:#111210;}
.room-immersion-scene img{width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 220ms ease-out}
.room-immersion-stage[data-image-state="ready"] img{opacity:1;}
.room-immersion-routes{position:absolute;inset:0;z-index:1;width:100%;height:100%;pointer-events:none}
.rr-line{fill:none;stroke:var(--lichen-bright);stroke-width:2;vector-effect:non-scaling-stroke}
.rr-claim{stroke-dasharray:8 7}
.rr-node{fill:var(--black);stroke:var(--lichen-bright);stroke-width:2}
.rr-tag{fill:var(--black);stroke:var(--lichen-bright)}
.rr-copy{fill:var(--chalk);font:600 10px var(--mono);letter-spacing:1.2px}
.room-immersion-points{position:absolute;inset:0;z-index:2;margin:0;padding:0;list-style:none;opacity:0;transition:opacity 160ms ease-out 80ms;}
.room-immersion-stage:is([data-image-state="ready"],[data-image-state="error"]) .room-immersion-points{opacity:1;}
.room-immersion-points li{position:absolute;transform:translate(-50%,-50%);}
.room-immersion-points li:nth-child(1){left:49.6%;top:58.5%;}
.room-immersion-points li:nth-child(2){left:72%;top:27%;}
.room-immersion-points li:nth-child(3){left:74.5%;top:56%;}
.room-immersion-points li:nth-child(4){left:88%;top:58%;}
.room-immersion-points li:nth-child(5){left:68%;top:62%;}
.room-immersion-points li:nth-child(6){left:55%;top:49%;}
.room-immersion-points li:nth-child(7){left:55%;top:69%;}
.room-immersion-points button{position:relative;display:grid;place-items:center;min-width:44px;min-height:44px;border:0;background:transparent;color:var(--chalk);font-family:var(--mono);font-size:0;padding:0;}
.room-immersion-points button::before{content:"";position:absolute;width:28px;border-top:1px solid currentColor;transform:translateX(-24px);}
.room-immersion-points button span{position:relative;display:grid;place-items:center;width:25px;height:25px;border-left:2px solid currentColor;background:rgba(8,9,9,0.88);font-size:0.55rem;}
.room-immersion-points button:hover,.room-immersion-points button:focus-visible,.room-immersion-points button[aria-pressed="true"]{color:var(--lichen-bright);}
.room-immersion-points button[aria-pressed="true"] span{background:var(--lichen);color:var(--black);}
.room-immersion-status{position:absolute;left:22px;bottom:20px;z-index:3;margin:0;background:rgba(8,9,9,0.86);color:var(--fog);font-family:var(--mono);font-size:0.61rem;letter-spacing:0.08em;padding:6px 8px;text-transform:uppercase;}
.room-immersion-stage[data-image-state="ready"] .room-immersion-status{display:none;}
.room-immersion-readout{display:flex;flex-direction:column;gap:20px;align-items:flex-start;min-width:0;padding:clamp(20px,2.4vw,42px);}
.room-immersion-readout>p:first-child{margin:2px 0 0;color:var(--lichen-bright);font-family:var(--mono);font-size:0.63rem;letter-spacing:0.12em;text-transform:uppercase;}
.room-immersion-readout h3{margin:0;font:600 clamp(1.5rem,2.1vw,1.75rem)/1.15 var(--sans);letter-spacing:-0.02em;}
.room-immersion-readout h3 + p{max-width:62ch;margin:0;color:var(--fog);font-size:0.9rem;line-height:1.5;}
.room-immersion-prompt{margin:auto 0 0;border-top:1px solid var(--hairline-dark);color:var(--lichen-bright);font-family:var(--mono);font-size:0.62rem;letter-spacing:0.05em;padding-top:12px;text-decoration:none;text-transform:uppercase;}
.room-immersion-disclosure{display:flex;justify-content:space-between;gap:18px;margin-top:11px;color:var(--ash);font-family:var(--mono);font-size:0.58rem;letter-spacing:0.05em;text-transform:uppercase;}
.room-immersion-disclosure a{display:inline-flex;align-items:center;min-height:44px;color:var(--lichen-bright);text-decoration:none;}
body.room-immersion-opened{overflow:hidden;}
@media (max-width:900px){.room-immersion-header{grid-template-columns:minmax(0,1fr) auto;}
.room-immersion-layout{display:block;border:0;}
.room-immersion-stage{border:1px solid var(--hairline-dark);}
.room-immersion-readout{display:grid;grid-template-columns:90px minmax(180px,.8fr) 1.6fr;border-bottom:1px solid var(--hairline-dark);padding:18px 0 20px}
.room-immersion-prompt{grid-column:2/4;margin:0}
}
@media (max-width:620px){.room-toolbar-actions{width:100%;justify-content:stretch;}
.room-toolbar-actions button{flex:1;}
.room-immersion-open{width:auto;min-height:68px;font-size:1.15rem;}
.room-immersion-frame{padding:12px;}
.room-immersion-header .eyebrow{margin-bottom:26px;}
.room-immersion-close{font-size:0;}
.room-immersion-close span{font-size:0.62rem;margin:0;}
.room-immersion-description{width:100%;margin:18px 0;}
.rr-tag,.rr-copy{display:none;}
.room-immersion-readout{grid-template-columns:64px 1fr;gap:14px;}
.room-immersion-readout h3 + p{grid-column:2;}
.room-immersion-prompt{grid-column:2;}
.room-immersion-disclosure{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){.room-immersion-scene img,.room-immersion-points{transition:none;}
}
@media (forced-colors:active){.room-immersion,.room-immersion-stage{background:Canvas;color:CanvasText;}
.room-immersion-points button[aria-pressed="true"] span{forced-color-adjust:none;background:Highlight;color:HighlightText;}
.rr-line,.rr-node,.rr-tag{stroke:CanvasText;}
.rr-node,.rr-tag{fill:Canvas;}
.rr-copy{fill:CanvasText;}
}
@media print{.room-immersion-open,.room-immersion{display:none !important;}
}