:root{color-scheme:dark;--bg:#17191c;--surface:#202226;--line:#34363c;--text:#edeef0;--muted:#a4a7af;--accent:#edbd75;--accent-dark:#393229;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);height:100dvh;min-height:600px;overflow:hidden}button,input,select{font:inherit}button,select{border:1px solid var(--line);background:#292c31;color:var(--text);border-radius:6px;min-height:38px;font-size:.875rem}button{padding:8px 12px;cursor:pointer;transition:background .15s,border-color .15s}button:hover{background:#36393f;border-color:#565b65}button:focus-visible,input:focus-visible,select:focus-visible,#stage:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button:disabled{opacity:.5;cursor:default}button.quiet{background:transparent}button.quiet:hover{background:#303238}kbd{font:12px ui-monospace,monospace;color:#b5b7bd;border:1px solid #4a4d54;border-radius:3px;padding:1px 4px;margin-left:8px}.app-header{height:68px;padding:0 26px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:12px}.brand{display:flex;align-items:center;gap:14px;font-size:.875rem;font-weight:650;letter-spacing:.1em;white-space:nowrap}.brand-mark{color:var(--accent);font-size:26px;font-weight:850;letter-spacing:-5px;width:40px}.brand-mark span{position:relative;top:3px}.brand h1{font-size:1rem;letter-spacing:0;font-weight:500;margin:0}.divider{height:22px;width:1px;background:#414349;margin:0 3px}.version{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:3px 6px;border-radius:4px;letter-spacing:0}.workspace{display:grid;grid-template-columns:264px minmax(0,1fr);height:calc(100% - 68px)}.sidebar{overflow:auto;border-right:1px solid var(--line);background:#1c1e22;scrollbar-width:thin}.scene-heading{padding:25px 22px 21px;border-bottom:1px solid var(--line)}.eyebrow{margin:0 0 9px;font-size:12px;color:var(--accent);letter-spacing:.12em;font-weight:650}h2{font-size:1.15rem;font-weight:550;margin:0 0 8px}p{line-height:1.5}.muted{font-size:.875rem;color:var(--muted);margin:0}.panel{padding:20px 18px;border-bottom:1px solid var(--line)}h3{font-size:.875rem;font-weight:600;margin:0 0 14px}.segmented{display:flex;gap:3px;padding:3px;background:#111316;border:1px solid #303238;border-radius:7px}.segmented button{flex:1;border:0;font-size:.875rem;background:transparent;padding:6px 7px;white-space:nowrap}.segmented button.active{background:var(--accent-dark);color:var(--accent);box-shadow:inset 0 0 0 1px #66523a}.hint{font-size:.875rem;color:var(--muted);margin:11px 0 0;min-height:42px}.section-label{display:flex;justify-content:space-between;gap:6px}.meta{font-size:12px;color:var(--muted)}.actor-list{display:flex;flex-direction:column;gap:7px}.actor-row{display:flex;text-align:left;align-items:center;gap:10px;padding:10px;background:#25272c;border-color:#35383f;min-height:58px}.actor-row[aria-pressed=true]{border-color:#88704d;background:#302d28}.actor-avatar{width:30px;height:33px;display:grid;place-items:center;background:#42454a;border:1px solid #5c5f65;border-radius:5px;font-size:14px;color:#e5e6e7}.actor-row[aria-pressed=true] .actor-avatar{border-color:#927852;color:var(--accent);background:#4a4030}.actor-row small{display:block;font-size:12px;color:var(--muted);margin-top:4px}.selection-tag{margin-left:auto;color:var(--accent);font-size:12px;visibility:hidden}.actor-row[aria-pressed=true] .selection-tag{visibility:visible}.actor-settings{padding:17px 1px 9px}.range-label{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:.875rem;margin-bottom:8px;color:#c8cbd1}output{font-size:.875rem;font-variant-numeric:tabular-nums;color:#e5e6e9}input[type=range]{width:100%;margin:0 0 17px;accent-color:var(--accent);height:16px;cursor:pointer}input[type=checkbox]{width:15px;height:15px;accent-color:var(--accent);margin:0}select{width:100%;padding:8px 10px;cursor:pointer}.sensor{margin:9px 0 16px}.full{width:100%}.presets{display:grid;grid-template-columns:1fr 1.25fr .9fr;gap:6px}.presets button{padding:7px 3px}.toggles{display:flex;flex-direction:column;gap:13px;margin-top:20px}.toggles label{font-size:.875rem;display:flex;align-items:center;gap:9px;color:#c5c8ce;cursor:pointer}.session-note{font-size:12px;color:#989ca6;margin:18px 22px 24px}.viewer{display:flex;flex-direction:column;min-width:0;min-height:0;background:#121315}.viewer-toolbar{height:55px;flex-shrink:0;padding:0 22px;display:flex;align-items:center;gap:22px;border-bottom:1px solid #2d2f35}.viewport-title{font-size:12px;color:#b4b7bf;letter-spacing:.08em}.viewer-toolbar #view-label{font-size:.875rem;color:#d3d6dc;font-variant-numeric:tabular-nums}.viewer-toolbar #view-label span{color:#595d65;margin:0 6px}.viewer-toolbar button{margin-left:auto;min-height:32px;font-size:.875rem;border:0}.viewer-toolbar kbd{font-size:12px}#viewport-area{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative;padding:18px}#stage{position:relative;flex:none;background:#45474b;isolation:isolate;touch-action:none;border:1px solid #4c4f55;outline-offset:-3px}#stage canvas{width:100%;height:100%;display:block;touch-action:none;cursor:grab}#stage[data-mode=actors] canvas{cursor:crosshair}#stage canvas.dragging{cursor:grabbing}#stage .loading,#stage .error{position:absolute;inset:0;z-index:8;background:#25282d;display:flex;align-items:center;justify-content:center;padding:28px;text-align:center;color:var(--muted)}#stage .error{flex-direction:column;color:var(--text)}.error p{max-width:370px;font-size:.875rem}.error strong{font-size:1rem}.frame-corners{pointer-events:none;position:absolute;inset:18px;z-index:2}.frame-corners i{position:absolute;width:18px;height:18px;border-color:#dedfe26e;border-style:solid}.frame-corners i:nth-child(1){top:0;left:0;border-width:1px 0 0 1px}.frame-corners i:nth-child(2){top:0;right:0;border-width:1px 1px 0 0}.frame-corners i:nth-child(3){bottom:0;right:0;border-width:0 1px 1px 0}.frame-corners i:nth-child(4){bottom:0;left:0;border-width:0 0 1px 1px}.stage-meta{position:absolute;bottom:22px;left:29px;right:29px;display:flex;justify-content:space-between;pointer-events:none;z-index:3;font:12px ui-monospace,monospace;color:#f0f0f0;text-shadow:0 1px 4px #111;letter-spacing:.06em}.stage-meta span{background:#1b1c2070;padding:5px 7px;border-radius:3px}#thirds{position:absolute;inset:0;pointer-events:none;z-index:2;background:linear-gradient(to right,transparent calc(33.333% - .5px),#fff4 calc(33.333% - .5px),#fff4 calc(33.333% + .5px),transparent calc(33.333% + .5px),transparent calc(66.666% - .5px),#fff4 calc(66.666% - .5px),#fff4 calc(66.666% + .5px),transparent calc(66.666% + .5px)),linear-gradient(to bottom,transparent calc(33.333% - .5px),#fff4 calc(33.333% - .5px),#fff4 calc(33.333% + .5px),transparent calc(33.333% + .5px),transparent calc(66.666% - .5px),#fff4 calc(66.666% - .5px),#fff4 calc(66.666% + .5px),transparent calc(66.666% + .5px))}.controls-footer{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;border-top:1px solid #2b2d32;color:#9ea3ad;font-size:.875rem;line-height:1.5}.controls-footer #mouse-help{display:flex;flex-wrap:wrap;gap:8px 20px}.controls-footer b{color:#d2d5db;font-weight:500;margin-right:4px}.scale-note{font-size:12px;white-space:nowrap}.touch-help{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}@media(min-width:1600px){.workspace{grid-template-columns:284px minmax(0,1fr)}.panel{padding:23px}.scene-heading{padding:28px 25px}#viewport-area{padding:30px}}@media(max-width:1050px){.workspace{grid-template-columns:240px minmax(0,1fr)}.viewer-toolbar{gap:12px;padding:0 14px}.viewport-title{display:none}.controls-footer{padding:12px 16px}.scale-note{display:none}#viewport-area{padding:10px}.panel{padding:17px 15px}}@media(max-width:720px){body{height:auto;min-height:100dvh;overflow:auto}.app-header{height:60px;padding:0 15px}.brand{gap:10px;font-size:12px}.brand-mark{font-size:23px;width:31px}.app-header button{font-size:12px;padding:6px 8px;min-height:34px}.brand h1{font-size:14px}.version{display:none}.workspace{display:flex;flex-direction:column;height:auto}.viewer{order:-1;height:56dvh;min-height:310px}.viewer-toolbar{height:47px}.sidebar{overflow:visible;border-right:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.scene-heading{padding:20px 16px}.panel{border-right:1px solid var(--line)}.sidebar>.panel:nth-of-type(3){grid-column:1}.sidebar>.panel:nth-of-type(4){grid-column:2}.hint{font-size:12px}.session-note{grid-column:1/-1}.controls-footer{font-size:12px;min-height:54px;padding:10px 15px}.controls-footer #mouse-help{gap:3px 12px}.stage-meta{font-size:10px;bottom:13px;left:18px;right:18px}.frame-corners{inset:10px}.selection-tag{display:none}.actor-row{gap:7px}.presets{grid-template-columns:1fr}.section-label{flex-wrap:wrap;margin-bottom:12px}.section-label h3{margin:0}.section-label .meta{font-size:12px}.range-label,output{font-size:12px}#viewport-area{padding:7px}}@media(pointer:coarse){.touch-help{display:inline}.controls-footer #mouse-help{display:none}}@media(prefers-reduced-motion:reduce){button{transition:none}}
/* Unified camera / actor workspace. */
.camera-reset{margin-top:18px}.actor-list{max-height:210px;overflow-y:auto;scrollbar-width:thin;padding:1px}.actor-actions{display:grid;grid-template-columns:1.35fr 1fr;gap:8px;margin-top:12px}.actor-row[aria-pressed=true]{border-color:#688371;background:#29312c}.actor-row[aria-pressed=true] .actor-avatar{border-color:#799580;color:#c7edc6;background:#37443b}.selection-tag{color:#c7edc6}.inline-message{font-size:.875rem;color:var(--accent);line-height:1.45;margin:12px 0 0}.actor-settings input:disabled{opacity:.35;cursor:default}.viewer-toolbar .scale-note{margin-left:auto}.interaction-guide{display:flex;gap:8px 22px;flex-wrap:wrap;padding:12px 22px;border-bottom:1px solid #2b2d32;color:#a4a7af;font-size:.875rem;line-height:1.5;flex-shrink:0}.interaction-guide b{color:#d2d5db;font-weight:500;margin-right:5px}.interaction-guide .touch-help{display:none}.room-panel{display:grid;grid-template-columns:140px minmax(130px,1fr) minmax(160px,1fr) auto;align-items:center;column-gap:28px;padding:18px 24px 15px;border-top:1px solid var(--line);background:#1c1e22;flex-shrink:0}.room-title h3{font-size:1rem;margin-bottom:8px}.room-title .meta{font-variant-numeric:tabular-nums}.room-slider input[type=range]{display:block;margin:0;height:18px}.room-slider .meta{display:block;margin-top:3px}.room-slider .range-label{margin-bottom:10px}.room-grid{display:flex;align-items:center;gap:9px;font-size:.875rem;white-space:nowrap}.room-panel .inline-message{grid-column:1/-1}.room-panel .room-slider:first-of-type{align-self:start}#stage canvas.over-actor{cursor:grab}#stage canvas.dragging{cursor:grabbing}.sidebar .hint{min-height:0}.version{display:none}
@media(max-width:1100px){.room-panel{grid-template-columns:100px minmax(110px,1fr) minmax(125px,1fr);column-gap:20px;padding:16px}.room-grid{grid-column:1;font-size:12px;grid-row:2;margin-top:10px}.room-slider{grid-row:1/3}.interaction-guide{font-size:12px;padding:10px 16px;gap:4px 16px}.room-panel .range-label,.room-panel output{font-size:12px}}
@media(max-width:720px){.sidebar{display:block}.viewer{height:65dvh;min-height:430px}.actors-panel{border-right:0}.camera-panel{border-right:0}.camera-panel .presets{grid-template-columns:1fr 1.25fr .9fr}.room-panel{grid-template-columns:66px minmax(95px,1fr) minmax(95px,1fr);gap:12px;padding:14px 12px}.room-title h3{font-size:.875rem}.room-title .meta{font-size:12px;line-height:1.5;display:block}.room-grid{font-size:12px;margin-top:0}.room-slider .range-label{display:block;line-height:1.5}.room-slider output{display:block}.interaction-guide{font-size:12px;padding:8px 12px;gap:3px 10px}.actor-list{max-height:210px}.selection-tag{display:inline;visibility:hidden}.actor-row[aria-pressed=true] .selection-tag{visibility:visible}.section-label{align-items:center}.range-label,output{font-size:.875rem}.actor-actions{grid-template-columns:1fr 1fr}.session-note{margin-bottom:24px}}
@media(pointer:coarse){.interaction-guide>span{display:none}.interaction-guide .touch-help{display:inline}}
/* Architecture and lighting use the same restrained workspace palette. */
.workspace{grid-template-columns:250px minmax(0,1fr) 244px}.architecture-panel{overflow:auto;background:#1c1e22;border-left:1px solid var(--line);scrollbar-width:thin}.architecture-heading{padding:27px 20px 20px;border-bottom:1px solid var(--line)}.architecture-heading h2{margin:0}.architecture-panel .panel{padding:20px 16px}.exterior-choice{display:flex;align-items:center;gap:10px;font-size:.875rem;cursor:pointer}.architecture-panel .hint{min-height:0}.modify-room{border:0;border-bottom:1px solid var(--line);margin:0;min-width:0}.modify-room legend{padding:20px 0 0;font-size:.875rem;font-weight:600}.architecture-panel .modify-room{padding-top:14px}.architecture-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:14px 0}.architecture-actions button{padding:8px 4px}.architecture-hint{font-size:.875rem;line-height:1.5;margin-bottom:18px}.opening-list{display:flex;flex-direction:column;gap:7px;max-height:240px;overflow-y:auto;margin:16px 0}.opening-row{text-align:left;display:flex;align-items:center;justify-content:space-between;gap:6px}.opening-row[aria-pressed=true]{background:#29312c;border-color:#688371;color:#c7edc6}.opening-row small{color:var(--muted);font-size:12px}.modify-room:disabled{opacity:.45}#hallway-controls{margin:22px 0 0}#remove-opening{font-size:.875rem;margin-top:8px}.lighting-section{grid-column:1/-1;display:flex;align-items:center;gap:28px;border-top:1px solid var(--line);margin-top:16px;padding-top:14px}.lighting-section h3{width:140px;flex-shrink:0;margin:0;font-size:1rem}.lighting-slider{width:min(100%,420px)}.lighting-slider input[type=range]{display:block;margin:0;height:18px}.lighting-slider .range-label{margin-bottom:8px}#fullscreen-toggle{white-space:nowrap;margin-left:0;font-size:.875rem}.viewer:fullscreen,.viewer.is-fullscreen{width:100vw;height:100dvh;min-height:0;background:#121315}.viewer.is-fullscreen{position:fixed;inset:0;z-index:1000}.viewer:fullscreen .room-panel,.viewer.is-fullscreen .room-panel{display:none}.viewer:fullscreen .interaction-guide,.viewer.is-fullscreen .interaction-guide{display:flex}.viewer:fullscreen .viewer-toolbar,.viewer.is-fullscreen .viewer-toolbar{flex-shrink:0}.viewer:fullscreen #viewport-area,.viewer.is-fullscreen #viewport-area{padding:10px 20px}.viewer:fullscreen #fullscreen-toggle,.viewer.is-fullscreen #fullscreen-toggle{margin-left:auto}.room-panel{grid-template-columns:90px minmax(105px,1fr) minmax(115px,1fr);gap:12px 18px;padding:16px}.room-grid{grid-column:1;grid-row:2;font-size:12px}.room-slider{grid-row:1/3}.room-title h3{margin-bottom:5px}.lighting-section{gap:18px;margin-top:0}.lighting-section h3{width:90px}.viewer-toolbar{gap:15px;padding:0 16px}.viewer-toolbar .viewport-title{display:none}.viewer-toolbar .scale-note{margin-left:auto}.interaction-guide{font-size:12px;padding:10px 16px;gap:4px 16px}
@media(min-width:1700px){.workspace{grid-template-columns:280px minmax(0,1fr) 270px}.architecture-panel .panel{padding-left:22px;padding-right:22px}.interaction-guide{font-size:.875rem}.viewer-toolbar .viewport-title{display:inline}.room-panel{grid-template-columns:130px minmax(120px,1fr) minmax(130px,1fr) auto;gap:16px 24px}.room-grid{grid-column:auto;grid-row:auto;font-size:.875rem}.room-slider{grid-row:auto}.lighting-section h3{width:130px}.lighting-section{gap:24px}.lighting-slider{max-width:480px}}
@media(max-width:1120px){.workspace{grid-template-columns:218px minmax(0,1fr) 215px}.panel{padding:17px 14px}.architecture-panel .panel{padding:17px 12px}.architecture-actions{gap:4px}.architecture-actions button{font-size:12px;padding:7px 3px}.room-panel{grid-template-columns:70px minmax(85px,1fr) minmax(85px,1fr);column-gap:12px}.lighting-section{gap:12px}.lighting-section h3{width:70px}.room-title .meta{display:block;line-height:1.5}.viewer-toolbar .scale-note{display:none}.viewer-toolbar #fullscreen-toggle{margin-left:auto}}
@media(max-width:900px){body{height:auto;min-height:100dvh;overflow:auto}.workspace{display:grid;grid-template-columns:1fr 1fr;height:auto}.viewer{grid-column:1/-1;grid-row:1;order:0;height:70dvh;min-height:470px}.sidebar{display:block;grid-column:1;grid-row:2;overflow:visible}.architecture-panel{grid-column:2;grid-row:2;overflow:visible}.camera-panel .presets{grid-template-columns:1fr 1.25fr .9fr}.architecture-actions button{font-size:.875rem}.room-panel{grid-template-columns:80px minmax(100px,1fr) minmax(100px,1fr)}.lighting-section h3{width:80px}.room-slider .range-label{display:flex}.room-slider output{display:inline}.interaction-guide{font-size:12px}.viewer.is-fullscreen{height:100dvh;min-height:0}.architecture-panel .panel{padding:18px 15px}}
@media(max-width:470px){.workspace{display:flex;flex-direction:column}.viewer{order:-1;min-height:480px}.architecture-panel{border-left:0;border-top:1px solid var(--line)}.room-panel{grid-template-columns:62px minmax(90px,1fr) minmax(90px,1fr);gap:10px}.room-slider .range-label{display:block}.room-slider output{display:block}.lighting-section h3{width:62px;font-size:.875rem}.lighting-section{gap:10px}.architecture-heading{padding:20px}.architecture-actions{grid-template-columns:repeat(3,1fr)}}
/* Color swatches and the camera timeline follow the established charcoal / amber controls. */
.actor-card{position:relative;flex-shrink:0}.actor-card .actor-row{width:100%;padding-right:50px}.color-picker{width:30px;height:30px;min-width:30px;flex-shrink:0;border:1px solid #676b73;border-radius:6px;padding:3px;background:#202226;cursor:pointer}.color-picker::-webkit-color-swatch-wrapper{padding:0}.color-picker::-webkit-color-swatch{border:0;border-radius:3px}.color-picker::-moz-color-swatch{border:0;border-radius:3px}.actor-color{position:absolute;right:10px;top:50%;transform:translateY(-50%)}.wall-color-control{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.875rem;color:#c8cbd1;margin-top:14px}.room-settings .room-title{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:20px}.room-settings .room-title h3{font-size:.875rem;margin:0}.room-settings .room-slider{margin-bottom:20px}.room-settings .room-grid{margin:0;font-size:.875rem}.room-settings .room-slider .range-label{display:flex}.room-settings .room-slider output{display:inline}
.animation-panel{flex-shrink:0;border-top:1px solid var(--line);background:#1c1e22;padding:16px 20px 13px}.animation-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.animation-heading .section-label{display:flex;align-items:center;gap:12px;margin:0}.animation-heading h3{font-size:1rem;margin:0}.duration-control{display:flex;align-items:center;gap:7px;font-size:12px;color:#c8cbd1}.duration-control button{padding:2px;width:26px;min-height:27px;font-size:16px}.duration-control input{width:40px;border:1px solid var(--line);border-radius:4px;min-height:27px;background:#121416;color:var(--text);text-align:center;font-size:12px;appearance:textfield}.duration-control input::-webkit-inner-spin-button,.duration-control input::-webkit-outer-spin-button{appearance:none;margin:0}.timeline{padding:0 10px;margin-top:16px}.timeline-ruler{display:flex;justify-content:space-between;font-size:10px;line-height:1.4;font-variant-numeric:tabular-nums;color:#9499a3}.timeline-ruler span:first-child{transform:translateX(-50%)}.timeline-ruler span:last-child{transform:translateX(50%)}.timeline-track{position:relative;height:47px;--playhead:0%}.timeline-track:before{content:"";position:absolute;pointer-events:none;left:var(--playhead);top:3px;bottom:5px;width:1px;background:var(--accent);opacity:.8}.timeline-track input[type=range]{position:absolute;top:25px;left:-8px;width:calc(100% + 16px);height:16px;margin:0}.keyframe-marker{position:absolute;top:2px;width:22px;min-height:24px;border:0;background:transparent;padding:0;transform:translateX(-50%);border-radius:3px}.keyframe-marker:after{content:"";display:block;position:absolute;width:9px;height:9px;left:6px;top:7px;transform:rotate(45deg);background:#868078;border:1px solid #c2b6a5}.keyframe-marker:hover{background:#494036}.keyframe-marker[aria-pressed=true]:after{background:var(--accent);border-color:#ffe0b0;box-shadow:0 0 6px #edbd7538}.animation-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.transport{display:flex;gap:4px;align-items:center}.transport button{min-height:32px;padding:5px 10px;font-size:12px}.transport .play-button{background:var(--accent-dark);color:var(--accent);border-color:#645139;min-width:71px}.transport .play-button[aria-pressed=true]{background:#54432e;border-color:var(--accent)}.animation-controls output{font:12px ui-monospace,monospace;white-space:nowrap;color:#b9bcc3}.keyframe-actions{margin-left:auto;display:flex;gap:6px}.keyframe-actions button{font-size:12px;min-height:32px;padding:5px 10px}.animation-hint{margin:9px 0 0;font-size:11px;line-height:1.5;color:#969ba5}.animation-panel .lighting-section{margin-top:12px;padding-top:12px;gap:20px}.animation-panel .lighting-section h3{width:auto;font-size:.875rem}.animation-panel .lighting-slider{display:flex;align-items:center;gap:16px;max-width:420px;width:100%}.animation-panel .lighting-slider .range-label{font-size:12px;min-width:107px;margin:0}.animation-panel .lighting-slider output{font-size:12px}.animation-panel .lighting-slider input{min-width:60px;width:100%;height:16px}
.viewer:fullscreen .animation-panel,.viewer.is-fullscreen .animation-panel{padding:10px 24px}.viewer:fullscreen .animation-heading,.viewer.is-fullscreen .animation-heading,.viewer:fullscreen .animation-hint,.viewer.is-fullscreen .animation-hint,.viewer:fullscreen .animation-panel .lighting-section,.viewer.is-fullscreen .animation-panel .lighting-section{display:none}.viewer:fullscreen .timeline,.viewer.is-fullscreen .timeline{margin-top:0}
@media(max-width:1250px) and (min-width:901px){.animation-panel{padding:14px}.animation-heading{gap:10px}.animation-heading .section-label{width:100%;justify-content:space-between}.animation-controls{gap:8px}.animation-controls output{margin-left:auto}.keyframe-actions{width:100%;margin-left:0}.keyframe-actions button:first-child{flex:1}.animation-panel .lighting-section{gap:12px}.animation-panel .lighting-slider{gap:9px}.animation-panel .lighting-slider .range-label{min-width:96px}}
@media(max-width:900px){.viewer{height:78dvh;min-height:560px}.animation-panel{padding:14px 18px}.viewer.is-fullscreen{height:100dvh;min-height:0}}
@media(max-width:540px){.animation-panel{padding:12px}.animation-heading .section-label{gap:8px}.animation-heading .meta{font-size:10px}.animation-heading h3{font-size:.875rem}.duration-control{gap:5px}.duration-control label{display:none}.animation-controls{gap:8px}.animation-controls output{margin-left:auto}.keyframe-actions{width:100%;margin-left:0}.keyframe-actions button:first-child{flex:1}.animation-panel .lighting-section{gap:12px}.animation-panel .lighting-slider{gap:12px}.animation-panel .lighting-slider .range-label{min-width:96px}.animation-hint{font-size:10px}}
/* Quiet camera controls stay inside the frame and share the workspace palette. */
.viewport-tools{position:absolute;top:18px;right:18px;z-index:6;display:flex;align-items:center;gap:6px}
#stage #fullscreen-toggle{position:static;margin:0;min-height:30px;padding:6px 9px;border:1px solid #64687199;border-radius:5px;background:#25282deb;color:#c8ccd3;box-shadow:none;font-size:11px;font-weight:500;letter-spacing:.035em;line-height:1.2;white-space:nowrap;touch-action:manipulation}
#stage #fullscreen-toggle:hover{background:#363a41;border-color:#9298a3;color:#edf0f5}#stage #fullscreen-toggle:focus-visible,#fullscreen-lens:focus-visible{outline:2px solid #bbc4d2;outline-offset:3px}
#fullscreen-lens{width:88px;min-height:30px;margin:0;padding:5px 7px;border:1px solid #64687199;border-radius:5px;background:#25282deb;color:#c8ccd3;font-size:12px;line-height:1.2;color-scheme:dark}
.scene-name-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}.scene-name-row .eyebrow{margin:0;min-width:0;overflow-wrap:anywhere}.scene-name-row button{margin-left:auto;flex-shrink:0;min-height:25px;padding:3px 7px;font-size:11px;color:#aeb3bd}.scene-heading h2{overflow-wrap:anywhere}
#scene-names-form label{display:block;font-size:12px;color:#bfc3cc;margin-bottom:6px}#scene-names-form input{display:block;width:100%;min-width:0;margin:0 0 12px;padding:7px 9px;border:1px solid #4a4d55;border-radius:4px;background:#16181b;color:var(--text);font:inherit;font-size:13px}.scene-name-actions{display:flex;justify-content:flex-end;gap:6px}.scene-name-actions button{min-height:29px;padding:5px 12px;font-size:12px}
.actor-type{display:flex;gap:4px;padding:0 9px 9px}.actor-type button{flex:1;min-height:29px;padding:5px 7px;font-size:12px;background:transparent;color:#aeb3bd;border:1px solid #3d4249}.actor-type button[aria-pressed=true]{background:#37352f;border-color:#8b775a;color:#edcf9f}.actor-card{border:1px solid #35383f;background:#25272c;border-radius:6px;overflow:hidden}.actor-card .actor-row{border:0;border-radius:0;background:transparent}.actor-card .actor-row[aria-pressed=true]{background:#29312c}.actor-card .actor-color{top:15px;transform:none}.actor-list{max-height:280px}
@media(max-width:540px){.viewport-tools{top:10px;right:10px;gap:5px}#stage #fullscreen-toggle{padding:6px 7px;font-size:10px}#fullscreen-lens{width:78px;font-size:11px}}
/* The camera frame gets the space: compact timeline, in-frame readouts, sidebar lighting. */
#stage:focus,#stage:focus-visible{outline:none}.stage-readouts{position:absolute;top:20px;left:22px;right:150px;display:flex;flex-wrap:wrap;align-items:flex-start;gap:6px;pointer-events:none;z-index:3;font:12px ui-monospace,monospace;letter-spacing:.04em;color:#f0f0f0;text-shadow:0 1px 4px #111}.stage-readouts span{background:#1b1c2070;padding:5px 7px;border-radius:3px;white-space:nowrap}.stage-meta{gap:8px;flex-wrap:wrap}.stage-meta span{white-space:nowrap}#viewport-area{padding:10px}
#stage:focus,#stage:focus-visible{outline:none}.stage-readouts{position:absolute;top:20px;left:22px;right:150px;display:flex;flex-wrap:wrap;align-items:flex-start;gap:6px;pointer-events:none;z-index:3;font:12px ui-monospace,monospace;letter-spacing:.04em;color:#f0f0f0;text-shadow:0 1px 4px #111}.stage-readouts span{background:#1b1c2070;padding:5px 7px;border-radius:3px;white-space:nowrap}.stage-meta{gap:8px;flex-wrap:wrap;align-items:flex-end}.stage-meta span{white-space:nowrap}.stage-meta-right{display:flex;flex-direction:column;align-items:flex-end;gap:5px}.stage-meta-right span{width:max-content;max-width:min(52vw,460px);overflow:hidden;text-overflow:ellipsis}#scene-location-guide{font-size:11px;color:#e8e9ec;text-transform:uppercase}#viewport-area{padding:10px}
.architecture-lighting .lighting-section{display:block;margin:0;padding:0;border:0}.architecture-lighting .lighting-section h3{width:auto;font-size:.875rem;margin:0 0 15px}.architecture-lighting .lighting-slider{width:100%;max-width:none}.architecture-lighting .lighting-slider input{margin:0}.architecture-lighting .lighting-slider .range-label{font-size:.875rem}
.animation-panel{padding:9px 14px 10px}.animation-heading{gap:8px;flex-wrap:wrap}.animation-heading .section-label{width:auto;margin:0;gap:12px;justify-content:flex-start}.animation-heading h3{font-size:.875rem}.animation-heading>output{font:12px ui-monospace,monospace;color:#b9bcc3;margin-left:auto;white-space:nowrap}.key-legend{display:flex;align-items:center;gap:5px;color:#a7acb6;font-size:12px;white-space:nowrap}.key-legend i{width:7px;height:7px;transform:rotate(45deg);display:inline-block;margin-left:7px}.base-dot{background:#edbd75}.continuous-dot{background:#7faeea}.duration-control{gap:5px}.duration-control button{min-height:25px;width:24px}.duration-control input{min-height:25px;width:35px}.duration-control label{font-size:12px}.timeline{margin-top:6px;padding:0 10px}.timeline-track{height:35px}.timeline-track input[type=range]{top:19px}.timeline-track:before{top:1px;bottom:4px}.keyframe-marker{top:-1px;min-height:21px;touch-action:none;cursor:ew-resize}.keyframe-marker:after{top:6px;background:#bc965f;border-color:#edbd75}.keyframe-marker.continuous:after{background:#628cc7;border-color:#8fbbf4}.keyframe-marker.continuous[aria-pressed=true]:after{background:#a4cafd;border-color:#d2e6ff;box-shadow:0 0 6px #89b6f36b}.keyframe-marker.is-dragging{background:#393b40;z-index:4}.keyframe-marker[aria-pressed=true]{background:#3b3730}.keyframe-marker.continuous[aria-pressed=true]{background:#29394e}.animation-controls{gap:6px;flex-wrap:nowrap}.transport{gap:3px}.transport button{min-height:30px;padding:5px 8px}.transport .play-button{min-width:65px}.keyframe-actions{width:auto;gap:4px;margin-left:auto;flex-wrap:nowrap}.keyframe-actions button{min-height:30px;padding:5px 8px;white-space:nowrap}.keyframe-actions button:first-child{flex:none}.animation-hint{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.color-picker{min-height:30px;padding:3px;background:#202226}.color-picker:after{content:"";display:block;width:100%;height:100%;min-height:22px;background:var(--swatch);border-radius:3px}.color-dialog{width:270px;max-width:calc(100vw - 32px);padding:16px;border:1px solid #5a5c63;border-radius:10px;background:#24262a;color:var(--text);box-shadow:0 20px 70px #0008}.color-dialog::backdrop{background:#0004}.color-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.color-heading h3{margin:0;font-size:.875rem}.color-heading button{border:0;padding:0;min-height:25px;width:26px;font-size:23px;color:#c1c4cc}.color-plane{position:relative;width:100%;height:160px;touch-action:none;cursor:crosshair;border-radius:5px;background:linear-gradient(to top,#000,transparent),linear-gradient(to right,#fff,transparent),var(--hue-color,red)}#color-knob{position:absolute;width:12px;height:12px;border:2px solid #fff;box-shadow:0 0 0 1px #0008;border-radius:50%;transform:translate(-50%,-50%);pointer-events:none}#color-hue{appearance:none;height:12px;margin:17px 0;background:linear-gradient(to right,#f00,#ff0,#0f0,#0ff,#00f,#f0f,#f00);border-radius:6px}#color-hue::-webkit-slider-thumb{appearance:none;width:16px;height:16px;background:white;border:1px solid #7b7d85;box-shadow:0 1px 3px #0008;border-radius:50%}#color-hue::-moz-range-thumb{width:16px;height:16px;background:white;border:1px solid #7b7d85;border-radius:50%}.color-value{display:flex;gap:10px;align-items:center;margin:0 0 16px}#color-preview{width:30px;height:30px;border:1px solid #676b73;border-radius:4px}#color-hex{flex:1;min-width:0;width:100%;padding:6px 9px;background:#16181b;color:var(--text);border:1px solid #4a4d55;border-radius:4px;font:14px ui-monospace,monospace}.color-actions{display:flex;gap:8px}.color-actions button{flex:1;min-height:34px}#color-ok{background:#4a3c29;border-color:#99815f;color:#f4d09b}
@media(max-width:1250px) and (min-width:901px){.animation-heading .key-legend{display:none}.animation-controls{flex-wrap:wrap}.keyframe-actions{width:auto;margin-left:auto}.keyframe-actions button:first-child{flex:none}}
@media(max-width:540px){.animation-panel{padding:9px 10px}.animation-heading .key-legend{display:none}.animation-controls{flex-wrap:wrap}.keyframe-actions{width:100%;margin-left:0}.keyframe-actions button{flex:1}.keyframe-actions button:first-child{flex:1}.stage-readouts{top:12px;left:12px;right:135px;gap:5px;font-size:11px}.stage-meta{left:12px;right:12px;font-size:10px}}

.viewer:fullscreen .animation-heading,.viewer.is-fullscreen .animation-heading{display:flex;justify-content:flex-end}.viewer:fullscreen .animation-heading .section-label,.viewer.is-fullscreen .animation-heading .section-label,.viewer:fullscreen .animation-heading .duration-control,.viewer.is-fullscreen .animation-heading .duration-control{display:none}

.viewer:fullscreen .stage-readouts,.viewer.is-fullscreen .stage-readouts{right:240px}
@media(max-width:540px){.viewer:fullscreen .stage-readouts,.viewer.is-fullscreen .stage-readouts{right:215px}}
.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;margin-left:auto}.header-actions button{min-height:34px;padding:6px 10px;white-space:nowrap}
.export-dialog{width:410px;max-width:calc(100vw - 32px);padding:23px;border:1px solid #555a64;border-radius:9px;background:#23262b;color:var(--text);box-shadow:0 20px 70px #0008}.export-dialog::backdrop{background:#0008}.export-dialog h3{font-size:1rem;margin:0 0 10px}.export-dialog p{font-size:.875rem;color:#bfc3cb;line-height:1.55;margin:0 0 18px}.export-dialog progress{display:block;width:100%;height:9px;margin:20px 0 14px;accent-color:var(--accent)}.export-dialog progress::-webkit-progress-bar{background:#121416;border-radius:6px}.export-dialog progress::-webkit-progress-value{background:var(--accent);border-radius:6px}.export-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.export-actions a{color:#edcf9f;text-decoration:none;border:1px solid #7c694e;border-radius:5px;background:#3b3329;padding:8px 12px;font-size:.875rem}.export-actions a:hover{background:#51432f}.export-actions button{min-height:35px}.export-actions a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
@media(max-width:640px){.app-header{height:auto;min-height:68px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px;gap:9px}.header-actions{gap:5px}.header-actions button{font-size:12px;padding:6px 8px}}