@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=DM+Sans:wght@400;450;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');
:root{font-family:'DM Sans',Arial,sans-serif;color:#eef4f5;background:#080c10;font-synthesis:none;--cyan:#a6ed82;--muted:#98a8b3;--line:#24313a;--mono:'IBM Plex Mono',monospace}
*{box-sizing:border-box}
body{margin:0}
button,input,a{-webkit-tap-highlight-color:transparent}
button{font:inherit;cursor:pointer}
button:disabled{cursor:wait;opacity:.6}
a{color:inherit;text-decoration:none}
button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--cyan);outline-offset:5px}
svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
button svg{width:20px;height:20px;flex-shrink:0}
.app{width:100%;min-height:100svh;margin:0;padding:0 clamp(16px,1.8vw,36px);display:flex;flex-direction:column}
header{min-height:64px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:clamp(16px,2.4vw,40px);padding:12px 0;border-bottom:1px solid var(--line);flex-shrink:0}
.brand{font-size:23px;letter-spacing:.07em;display:flex;gap:12px;align-items:center;font-weight:600}
.brand i{font-style:normal;color:var(--cyan);font-weight:400}
.brand-symbol{display:grid;place-items:center;color:var(--cyan);border:1px solid #44645f;border-radius:4px;font-family:var(--mono);width:36px;height:36px;font-size:25px;margin-right:2px}
.edition{font:12px var(--mono);letter-spacing:.08em;color:#b0bbc3;margin-left:auto;display:flex;gap:36px}
.edition span{color:#697e8d}
.icon-button{background:transparent;color:#a4b5c0;border:1px solid var(--line);width:38px;height:38px;border-radius:6px;display:grid;place-items:center}
.icon-button:hover,.small-button:hover{border-color:#65958d;color:var(--cyan)}
main{display:grid;grid-template-columns:minmax(0,1fr) clamp(280px,23vw,350px);gap:clamp(16px,1.7vw,28px);flex:1;min-height:0;padding:16px 0}
.viewport{display:grid;grid-template-rows:auto minmax(0,1fr) auto;position:relative;min-width:0;min-height:0;background:radial-gradient(ellipse at 48% 48%,#132c1d 0%,#0b1711 39%,#080c10 75%);overflow:hidden;border:1px solid #1b2a33;border-radius:8px}
#scene{position:absolute;inset:0}
#scene canvas{display:block;width:100%;height:100%;touch-action:none;cursor:grab}
#scene canvas:active{cursor:grabbing}
.scene-heading{min-width:0;pointer-events:none}
.eyebrow{font:12px var(--mono);letter-spacing:.09em;color:#a3b9c5;margin:0 0 16px}
.cross{color:var(--cyan);font-size:16px;margin-right:6px}
h1{font-family:'Barlow Condensed',Arial,sans-serif;font-weight:500;letter-spacing:-.02em;font-size:clamp(30px,2.5vw,44px);line-height:1.08;margin:0 0 8px;overflow-wrap:anywhere}
.scene-subtitle{color:#9dacb6;margin:0;font-size:14px;line-height:1.45}
.view-marker{display:flex;flex-direction:column;align-items:flex-end;gap:6px;font:12px var(--mono);letter-spacing:.05em;color:var(--cyan);min-width:0}
.view-marker small{font-size:12px;color:#66818e}
.corner{position:absolute;width:12px;height:12px;border-color:#557a7d;pointer-events:none}
.top-left{left:-1px;top:-1px;border-left:2px solid;border-top:2px solid}
.bottom-left{left:-1px;bottom:-1px;border-left:2px solid;border-bottom:2px solid}
.bottom-right{right:-1px;bottom:-1px;border-right:2px solid;border-bottom:2px solid}
.scene-loading{position:absolute;top:47%;left:50%;transform:translate(-50%,-50%);text-align:center;color:var(--cyan);font-size:14px;display:flex;gap:12px;align-items:center;max-width:80%;min-width:200px}
.scene-loading.error{color:#ffb494;background:#161b23;padding:22px;border:1px solid #814635;flex-direction:column}
.spinner{height:20px;width:20px;border-radius:50%;border:2px solid #355954;border-top-color:var(--cyan);animation:spin 1s linear infinite;flex-shrink:0}
@keyframes spin{to{transform:rotate(360deg)}
}
.axis{position:absolute;bottom:12px;left:16px;width:58px;height:68px;font:12px var(--mono);color:#7eaaa9;pointer-events:none}
.axis>span{position:absolute;top:0;left:26px}
.axis svg{position:absolute;top:13px;width:58px}
.axis b{position:absolute;left:0;bottom:0;font-weight:400}
.axis i{position:absolute;right:0;bottom:3px;font-style:normal}
.axis svg circle{fill:var(--cyan);stroke:none}
.model-info{display:flex;flex-direction:column;gap:5px;min-width:0;pointer-events:none}
.model-info>span{font:12px var(--mono);letter-spacing:.08em;color:#c2d6da}
.model-info small{font-size:12px;color:#8297a2}
.view-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;justify-content:flex-end;min-width:0}
.small-button{display:flex;gap:7px;align-items:center;justify-content:center;border:1px solid #31434e;border-radius:5px;padding:9px 11px;min-height:38px;color:#b9cbd1;background:#0a121bde;font-size:14px}
.small-button svg{width:16px;height:16px}
.small-button[aria-pressed=true]{color:var(--cyan);border-color:#477c73}
.control-strip{padding:10px 0 8px;border-bottom:1px solid #304a39}
.slider-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:2px}
.slider-title label{font-size:14px;font-weight:500}
.slider-title output{font:14px var(--mono);color:var(--cyan)}
.slider-title output span{font-size:12px;margin-left:3px;color:#7fafab}
input[type=range]{width:100%;display:block;margin:0;accent-color:var(--cyan);cursor:pointer;height:20px;background:transparent}
.mouse-hint{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;color:#839aa7;font-size:12px;gap:8px;pointer-events:none;line-height:1.5;text-align:center}
.mouse-hint svg{height:15px;width:15px}
.mouse-hint i{font-style:normal;margin:0 12px;color:#4b636f}
aside{min-width:0;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#426343 transparent;scrollbar-gutter:stable;padding:0 8px 0 0}
.gesture-panel{padding:4px 0}
.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:5px}
.panel-heading .eyebrow{font-size:12px;margin:0;letter-spacing:.06em}
.tag{font:12px var(--mono);padding:5px 6px;border:1px solid #35414b;border-radius:3px;color:#9ca8b1;letter-spacing:.03em}
.tag.active{border-color:#395e56;color:var(--cyan)}
h2{font-weight:500;font-size:clamp(24px,2vw,27px);letter-spacing:-.05em;margin:16px 0 8px}
.panel-description{font-size:16px;line-height:1.5;color:#9aadb8;margin:0 0 16px}
.camera-preview{position:relative;aspect-ratio:4/3;background:repeating-linear-gradient(0deg,#0b1218 0,#0b1218 3px,#0d151d 3px,#0d151d 4px);border:1px solid #2a3b44;border-radius:7px;overflow:hidden}
.camera-preview video,.camera-preview canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;transform:scaleX(-1)}
.camera-preview video{opacity:0;transition:opacity .3s}
.camera-preview.live video{opacity:.76}
.camera-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;color:#859ba8;font-size:14px}
.camera-placeholder svg{width:36px;height:36px;color:#55717f}
.camera-preview.live .camera-placeholder{display:none}
.camera-overlay{position:absolute;left:12px;right:12px;bottom:12px;display:flex;align-items:center;justify-content:space-between;font:12px var(--mono);letter-spacing:.06em;color:#aac0c9;text-shadow:0 1px 4px #000}
.camera-pulse{height:5px;width:5px;border-radius:50%;background:#59707a}
.camera-preview.live .camera-pulse{background:var(--cyan);box-shadow:0 0 8px #a6ed82}
.primary-button{display:flex;align-items:center;justify-content:center;gap:12px;background:var(--cyan);color:#09211d;border:1px solid var(--cyan);border-radius:6px;font-weight:600;font-size:15px;width:100%;min-height:49px;padding:12px 16px;margin-top:13px;transition:background .2s}
.primary-button:hover{background:#a0ffe9}
.primary-button.active{background:#12251f;color:var(--cyan);border-color:#406d62}
.button-arrow{margin-left:auto;font-size:19px}
.primary-button>svg{margin-right:auto}
.status{font-size:14px;color:#8fa3af;line-height:1.5;min-height:0;margin:10px 0 14px}
.status.error{color:#ffa67f}
.gestures{border-top:1px solid var(--line)}
.gesture{display:flex;gap:12px;align-items:center;border-bottom:1px solid #1c2b33;padding:14px 0;transition:background .3s}
.gesture-icon{width:36px;height:36px;flex-shrink:0;background:#111f26;color:#8fb8bd;border:1px solid #28434b;border-radius:6px;padding:7px}
.gesture.active .gesture-icon{color:var(--cyan);border-color:var(--cyan);background:#152d29}
.gesture h3{font-size:14px;font-weight:500;margin:0 0 5px}
.gesture p{font-size:14px;line-height:1.5;margin:0;color:#90a4b1}
.step{margin-left:auto;align-self:flex-start;font:12px var(--mono);color:#677d8a}
.privacy{display:flex;gap:12px;align-items:flex-start;color:#7e969f;font-size:12px;line-height:1.6;margin:19px 0 0}
.privacy svg{width:17px;height:17px;flex-shrink:0;margin-top:2px}
footer{min-height:44px;display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;padding:10px 0;border-top:1px solid var(--line);color:#89a0aa;font-size:12px;flex-shrink:0}
.legend{display:flex;flex-wrap:wrap;gap:10px 20px;font:12px var(--mono);letter-spacing:.04em}
.legend span{display:flex;align-items:center;gap:7px}
.legend i{width:5px;height:5px;border-radius:50%}
.cyan{background:#a6ed82}
.orange{background:#ffe429}
.gray{background:#b7cadb}
.footer-note{font-size:12px;color:#8fa598;margin-left:auto}
footer>a{font-size:12px;color:#c6d6de}
footer>a>span{color:var(--cyan);margin-left:7px}

[hidden]{display:none!important}

.brand{letter-spacing:.03em}
.brand-symbol{color:#ffe429}
.edition span{color:#8b9e94}

.scene-top{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 20px;align-items:start;padding:20px 22px 8px}

.scene-heading .eyebrow{margin-bottom:8px}

.scene-area{position:relative;min-height:0;min-width:0;overflow:hidden}

.scene-bottom{display:grid;gap:10px;padding:8px 18px 10px}

.scene-toolbar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px 16px}

.view-marker #headlightState.lit{color:#fff8bf;text-shadow:0 0 14px #ffe429}

.rotation-lock{font:12px var(--mono);letter-spacing:.05em;color:var(--cyan);background:#101e18e8;border:1px solid #426343;border-radius:4px;padding:7px 9px;min-height:32px}

.rotation-lock:hover{border-color:var(--cyan)}

.rotation-lock[aria-pressed=true]{color:#ffe429;border-color:#bba237;background:#27250d}

.gesture#gestureFist.active .gesture-icon{color:#ffe429;border-color:#bba237}

.camera-source{margin-top:13px}
.camera-source label{display:block;font-size:14px;color:#b9cbd1;margin-bottom:7px}

.camera-source select{width:100%;min-height:44px;padding:9px 12px;font:14px "DM Sans",Arial,sans-serif;color:#eef4f5;background:#101e18;border:1px solid #426343;border-radius:6px}

.camera-source select:focus-visible,aside:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

.camera-source select:disabled{opacity:.6}

.experimental-notice{min-width:0;max-width:82ch;justify-self:end;padding-left:18px;border-left:1px solid #2d3c31;font-size:.75rem;line-height:1.5;color:#8fa598}


.experimental-notice p{margin:0}
.experimental-notice strong{color:#d9e5dc;font-weight:500}

/* The monitor is the working surface; only the sidebar needs to scroll. */
@media(min-width:901px) and (min-height:580px){
 .app{height:100svh;height:100dvh;min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto}

 main{overflow:hidden;min-height:0;grid-template-rows:minmax(0,1fr)}

 .viewport{height:100%;min-height:0}

}

@media(min-width:901px) and (max-height:579px){
 .viewport{height:540px}

 aside{max-height:540px}

}

@media(min-width:901px) and (max-height:800px){
 header{min-height:56px;padding:8px 0}

 main{padding:10px 0}

 .scene-top{padding:14px 18px 4px}

 h1{font-size:32px}

 .scene-subtitle{font-size:14px}

 .model-info{display:none}

 .scene-toolbar{justify-content:flex-end}

 .scene-bottom{gap:7px;padding:4px 14px 8px}


 .mouse-hint{display:none}

 .axis{transform:scale(.8);transform-origin:bottom left}

}

@media(max-width:1200px){
 .footer-note{display:none}

 footer>a{margin-left:auto}

 .edition{gap:16px}

 .model-info{display:none}

 .scene-toolbar{justify-content:flex-end}

}

@media(max-width:900px){
 .app{padding:0 16px}

 header{min-height:64px;gap:14px}

 .brand{font-size:20px}
.edition span{display:none}

 main{grid-template-columns:minmax(0,1fr);gap:20px;padding:14px 0}

 .viewport{height:clamp(560px,78svh,850px);min-height:0}

 aside{overflow:visible;max-height:none;padding:0;scrollbar-gutter:auto}

 .gesture-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 24px}

 .camera-controls{grid-column:1;min-width:0}

 .gestures{grid-column:2;margin-top:4px}

 .privacy{grid-column:1/-1;margin:16px 0 0}

 .panel-heading{flex-wrap:wrap;gap:8px}

 .view-actions{justify-content:flex-start}

}

@media(max-width:600px){
 header{gap:12px}
.edition{display:none}
.icon-button{margin-left:auto}

 .brand-symbol{width:31px;height:31px;font-size:22px}


 .viewport{height:clamp(620px,84svh,800px)}

 .scene-top{grid-template-columns:minmax(0,1fr);padding:16px 16px 4px;gap:10px}

 h1{font-size:34px}

 .view-marker{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;justify-items:end;gap:6px 12px}

 .view-marker>:nth-child(odd){justify-self:start}

 .scene-bottom{padding:6px 12px 10px;gap:9px}

 .scene-toolbar,.view-actions{width:100%}

 .view-actions{display:flex;flex-wrap:wrap;gap:6px}

 .small-button{min-width:0;flex:1 1 auto;gap:5px;padding:8px;font-size:14px;white-space:nowrap}

 .small-button svg{width:14px;height:14px}


 .mouse-hint i{margin:0 4px}

 .axis{transform:scale(.75);transform-origin:bottom left;left:10px;bottom:6px}

 .gesture-panel{display:block}

 .gestures{margin-top:16px}

 .panel-heading{flex-wrap:nowrap}

 footer{gap:12px}
.legend{gap:10px 14px}

}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}
}

/* Thin visible track with a comfortable pointer and touch target. */
.control-strip input[type=range]{appearance:none;-webkit-appearance:none;height:24px}
.control-strip input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:3px;background:#385441}
.control-strip input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;margin-top:-5px;border:1px solid #d6fac5;border-radius:50%;background:var(--cyan)}
.control-strip input[type=range]::-moz-range-track{height:3px;border-radius:3px;background:#385441}
.control-strip input[type=range]::-moz-range-progress{height:3px;border-radius:3px;background:var(--cyan)}
.control-strip input[type=range]::-moz-range-thumb{width:11px;height:11px;border:1px solid #d6fac5;border-radius:50%;background:var(--cyan)}

@media(max-width:900px){
 header{grid-template-columns:minmax(0,1fr) auto;gap:10px 16px}
 header .brand{grid-column:1;grid-row:1}
 header .icon-button{grid-column:2;grid-row:1}
 header .experimental-notice{grid-column:1/-1;grid-row:2;max-width:none;width:100%;padding:0;border:0}
}