:root{--p:#f5f7f6;--d:#001f59;--b:#0665c7;--s:#5c6874;--l:#d4dbdc;--m:Consolas,monospace}*{box-sizing:border-box}body{margin:0;background:var(--p);font-family:"Segoe UI",Arial,sans-serif;color:#121a24}.shell{width:min(1240px,calc(100% - 36px));margin:28px auto;border:1px solid var(--l);padding:28px}header{display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:10px;color:var(--d);font-size:13px}.brand img{width:34px}.ref{text-align:right;color:var(--s);font:10px/1.5 var(--m);letter-spacing:.1em}.intro{display:grid;grid-template-columns:1fr .7fr;gap:60px;align-items:end;padding:42px 0 22px}.intro span{color:var(--b);font:700 10px var(--m);letter-spacing:.12em;text-transform:uppercase}.intro h1{margin:8px 0 0;font-size:50px;letter-spacing:-.05em;color:var(--d)}.intro p{margin:0;color:var(--s);font-family:Georgia,serif;font-style:italic;line-height:1.55}.viewer{border:1px solid var(--l)}.toolbar{display:flex;justify-content:space-between;padding:10px;border-bottom:1px solid var(--l);background:white}.toolbar>div{display:flex;gap:7px}.toolbar button{padding:8px 10px;border:1px solid #cfd9e2;background:white;color:#607080;font:9px var(--m);text-transform:uppercase;cursor:pointer}.toolbar button.active,.toolbar button[aria-pressed=true]{border-color:#7cb1e9;color:var(--d);background:#f1f7fd}.stage{height:720px;position:relative;overflow:hidden;background:#eef3f8}.context{position:absolute;inset:0}canvas{position:absolute;inset:0;width:100%;height:100%}.load{position:absolute;inset:0;display:grid;place-items:center;background:rgba(245,247,246,.78)}.load>div{width:min(500px,calc(100% - 50px));padding:18px;border:1px solid var(--l);background:white}.load b{color:var(--d)}.load p{color:var(--s)}.bar{height:9px;background:#e6edf2;border-radius:99px;overflow:hidden}.bar i{display:block;width:8%;height:100%;background:var(--b);transition:width .2s}.zoom{position:absolute;right:16px;top:50%;transform:translateY(-50%);display:grid;gap:8px;padding:8px;background:rgba(255,255,255,.82)}.zoom input{writing-mode:vertical-lr;direction:rtl;width:18px;height:184px}.zoom output{display:block;text-align:center;color:#607080;font:9px var(--m);letter-spacing:.04em}.zoom button{border:0;background:transparent;color:var(--d);font-size:18px}footer{padding:12px 14px;color:var(--s);font-size:13px;border-top:1px solid var(--l)}@media(max-width:850px){.intro{grid-template-columns:1fr;gap:18px}.stage{height:580px}.toolbar{gap:8px;flex-wrap:wrap}}

/* A89 explicit interaction stacking */
.context{z-index:1;pointer-events:none}
canvas{z-index:2;touch-action:none;cursor:grab;outline:none}
canvas.dragging{cursor:grabbing}
.drag-hint{position:absolute;left:16px;top:16px;z-index:4;padding:7px 9px;border:1px solid rgba(0,31,89,.16);background:rgba(255,255,255,.82);color:#42566c;font:9px var(--m);letter-spacing:.04em;pointer-events:none}
.zoom{z-index:5}
.load{z-index:10}

/* A91 integrated actor: keep handling arms clipped by the stage at rest. */
.stage{background:#eef3f8}

.toolbar.single-view{justify-content:flex-end}
.toolbar button:disabled{cursor:default;opacity:.46}
.context{display:block!important;background-color:#eef3f8;background-image:none;background-position:center;background-size:cover;background-repeat:no-repeat;filter:blur(0) saturate(1) brightness(1);opacity:1;transform:scale(1);transform-origin:center;transition:filter .8s cubic-bezier(.22,.61,.36,1),opacity .8s ease,transform .8s cubic-bezier(.22,.61,.36,1);will-change:filter,opacity,transform}
.context::after{content:"";position:absolute;inset:0;background:rgba(245,247,246,.22);opacity:0;transition:opacity .8s ease}
.stage.focus-on .context{filter:blur(8px) saturate(.76) brightness(1.04);opacity:.70;transform:scale(1.035)}
.stage.focus-on .context::after{opacity:1}

/* A170 post-blow inspection controls */
.toolbar.single-view{justify-content:space-between}
.inspection-controls{display:flex;gap:7px}
.inspection-controls button:disabled{opacity:.34}

/* A181 simple/clean production controls — truthful to actual interaction. */
.view-panel{position:absolute;right:18px;top:18px;z-index:6;width:214px;padding:15px 15px 14px;border:1px solid rgba(0,31,89,.18);border-radius:12px;background:rgba(255,255,255,.92);box-shadow:0 8px 24px rgba(15,36,64,.08);color:var(--d);backdrop-filter:blur(8px)}
.view-panel h2{margin:0 0 12px;font-size:14px;letter-spacing:-.01em;color:var(--d)}
.control-row{display:grid;grid-template-columns:34px 1fr;gap:10px;align-items:center;margin:10px 0;color:#163966}
.control-row .mouse-icon{width:30px;height:40px;color:#184f8f;overflow:visible}
.control-row b{display:block;font-size:12px;color:#1b2d42;margin-bottom:2px}
.control-row span{display:block;font-size:11px;color:#677586;line-height:1.25}
.panel-rule{height:1px;background:#d9e1e8;margin:12px 0}
.layer-control{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#31465d;margin-bottom:14px}
.layer-control button{min-width:70px;padding:6px 8px;border:1px solid #9fc5e9;border-radius:999px;background:#f5f9fd;color:#064f9b;font:700 9px var(--m);text-transform:uppercase;cursor:pointer}
.layer-control button[aria-pressed=true]{background:#e9f5ff;border-color:#48a7ee;color:#003f7d}
.layer-control button:disabled{opacity:.42;cursor:default}
.zoom-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:7px;font-size:12px;font-weight:600;color:#31465d}
.zoom-label output{font:9px var(--m);font-weight:400;color:#677586}
.zoom-inline{display:grid;grid-template-columns:34px 1fr 34px;gap:8px;align-items:center}
.zoom-inline button{width:34px;height:34px;border:1px solid #c8d5e1;border-radius:8px;background:white;color:#064f9b;font-size:20px;line-height:1;cursor:pointer}
.zoom-inline button:hover{background:#f4f9fd}
.zoom-inline input{width:100%;accent-color:#0875df}
.zoom{display:none!important}
@media(max-width:760px){.view-panel{right:10px;top:10px;width:190px;padding:12px}.control-row{grid-template-columns:30px 1fr;gap:8px}.view-panel h2{font-size:13px}.stage{height:600px}}

/* A182 horizontal production controls */
.toolbar.top-controls{display:grid;grid-template-columns:minmax(0,1fr) minmax(330px,440px) auto;align-items:center;gap:16px;padding:12px 16px;background:#fff}
.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.toolbar-center{display:grid;grid-template-columns:auto 34px minmax(180px,1fr) 34px auto;align-items:center;gap:10px;justify-self:center;width:100%;max-width:430px}
.zoom-title{font:700 10px var(--m);letter-spacing:.12em;text-transform:uppercase;color:#5f6d7c}
.tool-key{display:flex;align-items:center;gap:8px;padding:5px 8px;border:1px solid #d7e0e8;border-radius:10px;background:#fbfdff;color:#163966}
.tool-key b{display:block;font-size:11px;color:#1b2d42;line-height:1.1}
.tool-key span{display:block;font-size:10px;color:#687789;line-height:1.2}
.mouse-inline{width:20px;height:28px;color:#184f8f;flex:none}
.toolbar-center button{width:34px;height:34px;border:1px solid #c8d5e1;border-radius:8px;background:white;color:#064f9b;font-size:20px;line-height:1;cursor:pointer}
.toolbar-center button:hover{background:#f4f9fd}
.toolbar-center input{width:100%;accent-color:#0875df}
.toolbar-center output{font:10px var(--m);color:#607080;letter-spacing:.04em;min-width:32px}
.layer-chip{display:flex;align-items:center;gap:10px;padding:5px 8px;border:1px solid #d7e0e8;border-radius:10px;background:#fbfdff;color:#31465d;font-size:12px}
.layer-chip button{min-width:70px;padding:6px 8px;border:1px solid #9fc5e9;border-radius:999px;background:#f5f9fd;color:#064f9b;font:700 9px var(--m);text-transform:uppercase;cursor:pointer}
.layer-chip button[aria-pressed=true]{background:#e9f5ff;border-color:#48a7ee;color:#003f7d}
.layer-chip button:disabled{opacity:.42;cursor:default}
.view-panel{display:none!important}

.legend-banner{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding:16px 0 0}
.legend-card{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border:1px solid var(--l);background:#fff;border-radius:14px;min-height:88px}
.legend-card b{display:block;margin-bottom:4px;color:var(--d);font-size:13px}
.legend-card span{display:block;color:#627183;font-size:12px;line-height:1.4}




.legend-fluid{border-radius:12px;background:radial-gradient(circle at 10px 10px, rgba(255,255,255,.95) 0 2px, rgba(255,255,255,0) 3px), radial-gradient(circle at 18px 18px, rgba(255,255,255,.7) 0 1.7px, rgba(255,255,255,0) 2px), linear-gradient(135deg, rgba(255,255,255,.25), rgba(138,220,255,.35));border:1px solid rgba(109,190,230,.5)}
.legend-sheet{border-radius:8px;background:linear-gradient(180deg, rgba(255,255,255,.65), rgba(220,233,240,.35));border:1px solid rgba(185,197,209,.8)}
.build-note{padding:16px 0 2px;color:var(--s);font-size:13px;border-top:0}

@media(max-width:980px){
  .toolbar.top-controls{grid-template-columns:1fr;justify-items:stretch}
  .toolbar-left,.toolbar-right{justify-content:center}
  .toolbar-center{justify-self:center;width:min(100%,520px)}
  .legend-banner{grid-template-columns:1fr}
}
/* A184 fingertip contour-glow legend; target/ring markers are retired. */
.legend-glow{display:inline-block;flex:none;width:36px;height:28px;border-radius:16px;background:transparent;box-shadow:inset 0 0 0 2px rgba(58,219,255,.85),0 0 7px rgba(38,188,255,.42),0 0 15px rgba(38,188,255,.20);position:relative}
.legend-glow::after{content:"";position:absolute;inset:5px 7px;border-radius:12px;border:1px solid rgba(130,238,255,.72)}

.legend-fluid,.legend-sheet{display:inline-block;flex:none;width:34px;height:34px;position:relative}

/* A186: controls read as information, not cards. */
.tool-key,.layer-chip{border:0!important;background:transparent!important;border-radius:0!important;box-shadow:none!important;padding:4px 2px!important}
.toolbar.top-controls{padding:10px 16px}







/* A186 opaque branded stage cover hides partial head/body loading and replay resets. */
.load{z-index:30;background:#fff;opacity:1;transition:opacity .18s ease;pointer-events:auto}
.load.ready-to-hide{opacity:0}
.load>div.load-brand{width:auto;min-width:250px;max-width:420px;padding:26px 30px;border:0;background:transparent;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px}
.load-brand img{width:72px;height:auto;display:block;margin-bottom:3px}
.load-brand b{font-size:14px;color:var(--d);letter-spacing:.01em}
.load-brand p{margin:0 0 7px;color:#6a7888;font:10px/1.4 var(--m);letter-spacing:.04em}
.load-brand .bar{width:180px;height:3px;background:#e8eef2}
.load-brand .bar i{background:#29bfe8}
/* A191 loader: polished stable headline + detailed diagnostic stage beneath. */
.load-brand .load-title{font-size:13px;font-weight:600;color:var(--d);letter-spacing:.01em;margin-top:2px}

/* A242: background emphasis is driven by the same presentation clock as the actor. */
.stage .context,.stage.focus-on .context{filter:blur(calc(8px * var(--kabir-focus,0))) saturate(calc(1 - .24 * var(--kabir-focus,0))) brightness(calc(1 - .16 * var(--kabir-focus,0)));opacity:1;transform:scale(calc(1 + .025 * var(--kabir-focus,0)));transition:none}
.stage .context::after,.stage.focus-on .context::after{opacity:0;transition:none}

/* A270: the prepared opening pose is clear while its loader fades away. */
.stage.opening-ready .context{filter:none;opacity:1;transform:scale(1)}
.stage.opening-ready .context::after{opacity:0}

/* A271: visitor-facing problem teaser and a loader with reserved layout space. */
.shell{padding:28px;max-width:1240px}
.brand img{width:34px;height:34px;object-fit:contain}
.intro{gap:36px;padding:42px 0 28px;grid-template-columns:minmax(0,1fr) minmax(0,.85fr)}
.intro>div,.intro-copy,.toolbar-center,.legend-card>div{min-width:0}
.intro h1{font-size:clamp(34px,4.4vw,54px);line-height:1.06;max-width:12ch}
.intro .intro-copy p{font-family:inherit;font-style:normal;line-height:1.65;font-size:15px;color:#495b6b}
.intro .intro-copy p+p{margin-top:12px}
.viewer-guide{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 12px;font-size:12px;line-height:1.5;color:#536679}
.viewer-guide a{color:#075899;text-underline-offset:3px}
.drag-hint{max-width:calc(100% - 32px);line-height:1.5;overflow-wrap:break-word}
.toolbar-center{grid-template-columns:auto 34px minmax(0,1fr) 34px auto}
.toolbar.top-controls>.toolbar-center{display:grid;column-gap:10px}
.toolbar-center input{min-width:0}
.legend-card span{font-size:13px;line-height:1.55}
.illustration-note{margin:12px 2px 0;color:#687887;font-size:12px;line-height:1.5}
.teaser-close{margin-top:30px;padding:34px 0 8px;border-top:0;text-align:center}
.teaser-close h2{margin:0 auto;max-width:29ch;color:var(--d);font-size:clamp(25px,3vw,38px);line-height:1.2;letter-spacing:-.035em;font-weight:600}
.load>div.load-brand{position:relative;width:min(580px,calc(100% - 32px));height:344px;min-width:0;max-width:none;padding:0;border:0;background:transparent;display:grid;grid-template-rows:112px 112px 88px;row-gap:16px;align-items:center;justify-items:center;text-align:center}
.load-logo-slot{width:112px;height:112px;display:grid;place-items:center}
.load-brand .load-logo{display:block;width:96px;height:96px;margin:0;object-fit:contain;transform-origin:50% 50%;animation:kabir-loading-breathe 2.4s ease-in-out infinite;will-change:transform;animation-play-state:paused}
.load.is-loading:not(.ready-to-hide):not(.motion-paused):not(.load-error) .load-logo{animation-play-state:running}
.load-brand .load-title{display:block;margin:0;max-width:500px;padding:0 8px;font-family:inherit;font-size:clamp(23px,3.1vw,36px);line-height:1.16;letter-spacing:-.035em;font-weight:600;color:var(--d);text-wrap:balance}
.load .load-detail,.load .bar{display:none!important}
.load-message{width:100%;height:88px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:0 4px}
.load-message[hidden]{display:none}
.load-brand .load-message p{margin:0;font-family:inherit;font-size:13px;line-height:1.4;letter-spacing:0;color:#526578}
.load-retry{min-height:40px;padding:8px 20px;border:1px solid #b7cddd;border-radius:8px;color:var(--d);background:#f6fafc;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer}
.load-error .load-logo{animation:none;transform:scale(1)}
@keyframes kabir-loading-breathe{0%,100%{transform:scale(.82)}50%{transform:scale(1.14)}}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid #0875df;outline-offset:3px}
#canvas:focus-visible{outline:2px solid #0875df;outline-offset:-3px}
@media(prefers-reduced-motion:reduce){.load-brand .load-logo{animation:none;transform:scale(1)}}
@media(max-width:980px){.intro{grid-template-columns:1fr;gap:20px}.intro h1{max-width:18ch}.toolbar-center{width:100%;max-width:430px}}
@media(max-width:600px){
 .shell{width:calc(100% - 24px);margin:12px auto;padding:12px}
 .brand{font-size:12px}.intro{padding:28px 0 22px}.intro h1{font-size:36px}
 .toolbar.top-controls{padding:12px 10px;gap:12px}
 .toolbar-center{grid-template-columns:36px minmax(0,1fr) 36px 32px;gap:6px}.zoom-title{display:none}
 .toolbar.top-controls>.toolbar-center{column-gap:6px}
 .toolbar-left{gap:12px}.toolbar-left .tool-key{gap:6px}
 .drag-hint{left:10px;top:10px;max-width:calc(100% - 20px);font-size:9px}
 .legend-banner{gap:10px}.legend-card{padding:14px 12px}
 .teaser-close{margin-top:24px;padding:28px 4px 10px}
}
@media(pointer:coarse){
 .toolbar-center button{min-height:44px}.toolbar-right button{min-height:44px}
 .toolbar-center input{min-height:44px}


}

/* A274: one scalable introduction and controls sized to the actual viewer. */
.shell>.intro{display:block;max-width:74ch;margin:0;padding:clamp(12px,3vw,28px) 0 clamp(24px,4vw,40px)}
.shell>.intro h1{font-size:clamp(30px,calc(24px + 1.6vw),44px);line-height:1.12;letter-spacing:-.035em;max-width:18ch;margin:0 0 clamp(14px,2vw,20px);overflow-wrap:break-word}
.shell>.intro .intro-copy{max-width:70ch}
.shell>.intro .intro-copy p{font-size:clamp(14px,calc(13px + .25vw),16px);line-height:1.65;margin:0}
.shell>.intro .intro-copy p+p{margin-top:12px}
.viewer{min-width:0;container-name:kabir-viewer;container-type:inline-size}
.viewer .toolbar.top-controls{
 display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right' 'zoom zoom';
 align-items:center;justify-items:stretch;gap:10px 12px;padding:10px;background:#fff;
}
.viewer .toolbar.top-controls>div{min-width:0;max-width:100%}
.viewer .toolbar.top-controls>.toolbar-left{grid-area:left;display:flex;align-items:center;justify-content:flex-start;flex-wrap:nowrap;gap:14px}
.viewer .toolbar.top-controls>.toolbar-right{grid-area:right;display:flex;align-items:center;justify-content:flex-end;flex-wrap:nowrap}
.viewer .toolbar.top-controls>.toolbar-center{
 grid-area:zoom;display:grid;grid-template-columns:auto 44px minmax(0,1fr) 44px 32px;
 align-items:center;justify-self:center;width:100%;max-width:none;gap:6px;
}
.viewer .toolbar-left .tool-key{display:none;flex:none}
.viewer .toolbar-left .tissue-control{flex:none;white-space:nowrap;line-height:1.3}
.viewer .toolbar-center .zoom-title{display:block;white-space:nowrap}
.viewer .toolbar-center button{box-sizing:border-box;width:44px;min-width:44px;height:44px;min-height:44px;padding:0;touch-action:manipulation}
.viewer .toolbar-center input{box-sizing:border-box;display:block;width:100%;min-width:0;height:44px;min-height:44px;margin:0;padding:0}
.viewer .toolbar-center output{display:block;min-width:32px;width:32px;justify-self:stretch;text-align:start;white-space:nowrap;font-variant-numeric:tabular-nums}
.viewer .toolbar-right button{min-height:44px;min-width:44px;max-width:100%;margin:0;padding:8px 10px;line-height:1.4;white-space:normal;overflow-wrap:break-word;touch-action:manipulation}
.viewer .toolbar-right .replay-full{display:none}
.viewer .toolbar-right .replay-short{display:inline}


@container kabir-viewer (min-width:620px){
 .viewer .toolbar.top-controls{gap:10px 16px;padding:10px 16px}
 .viewer .toolbar-left .tool-key{display:flex}
 .viewer .toolbar-right .replay-full{display:inline}
 .viewer .toolbar-right .replay-short{display:none}
 .viewer .toolbar.top-controls>.toolbar-center{max-width:520px;column-gap:10px}
}
@container kabir-viewer (min-width:1024px){
 .viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) minmax(260px,430px) auto;grid-template-areas:'left zoom right';gap:16px}
 .viewer .toolbar.top-controls>.toolbar-center{max-width:430px}
}
@container kabir-viewer (max-width:264px){
 .viewer .toolbar-center .zoom-title{display:none}
 .viewer .toolbar.top-controls>.toolbar-center{grid-template-columns:44px minmax(0,1fr) 44px 32px}
 .viewer .toolbar-left .tissue-control{white-space:normal;flex-wrap:wrap}
}
/* Older browsers retain a safe two-row default; viewport breakpoints enhance it. */
@supports not (container-type:inline-size){
 @media(min-width:720px){
  .viewer .toolbar.top-controls{gap:10px 16px;padding:10px 16px}
  .viewer .toolbar-left .tool-key{display:flex}
  .viewer .toolbar-right .replay-full{display:inline}
  .viewer .toolbar-right .replay-short{display:none}
  .viewer .toolbar.top-controls>.toolbar-center{max-width:520px;column-gap:10px}
 }
 @media(min-width:1120px){
  .viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) minmax(260px,430px) auto;grid-template-areas:'left zoom right';gap:16px}
  .viewer .toolbar.top-controls>.toolbar-center{max-width:430px}
 }
 @media(max-width:316px){
  .viewer .toolbar-center .zoom-title{display:none}
  .viewer .toolbar.top-controls>.toolbar-center{grid-template-columns:44px minmax(0,1fr) 44px 32px}
  .viewer .toolbar-left .tissue-control{white-space:normal;flex-wrap:wrap}
 }
}

/* A274 intro-grid update: balanced header immediately above the viewer. */
.shell>.intro{
 display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;
 width:100%;max-width:none;gap:clamp(28px,5vw,72px);padding:clamp(18px,2.6vw,32px) 0 clamp(8px,1.2vw,14px);
}
.shell>.intro>div{display:flex;align-items:center;justify-content:center;min-width:0}
.shell>.intro h1{
 width:100%;max-width:none;margin:0;text-align:center;white-space:nowrap;
 font-size:clamp(28px,3vw,38px);line-height:1.08;letter-spacing:-.035em;
}
.shell>.intro .intro-copy{display:block;width:min(100%,58ch);max-width:58ch;margin-inline:auto}
.shell>.intro .intro-copy p{text-align:left}
@media(max-width:980px){
 .shell>.intro{grid-template-columns:1fr;gap:clamp(12px,3vw,18px);padding:clamp(16px,5vw,26px) 0 10px}
 .shell>.intro h1{font-size:clamp(22px,7vw,34px)}
 .shell>.intro .intro-copy{width:min(100%,62ch);max-width:62ch}
}
@media(max-width:540px){.shell>.intro h1{font-size:clamp(19px,5.8vw,26px);letter-spacing:-.045em}}
@media(max-width:319px){.shell>.intro h1{white-space:normal}}

/* A277: proportional small-screen stage; canvas and airport share the same box. */
.viewer .stage{width:100%;height:auto;aspect-ratio:4 / 3;max-height:720px}
@supports not (aspect-ratio:4 / 3){.viewer .stage{height:min(720px,75vw)}}
/* Reserve stable logo/title positions inside the shorter small-screen stage. */
@container kabir-viewer (max-width:620px){
 .viewer .load>div.load-brand{height:100%;max-height:290px;grid-template-rows:minmax(48px,1fr) auto minmax(0,1fr);row-gap:8px;padding:8px 0}
 .viewer .load-logo-slot{width:64px;height:64px}
 .viewer .load-brand .load-logo{width:56px;height:56px}
 .viewer .load-brand .load-title{font-size:clamp(18px,4.6vw,24px);line-height:1.12}
 .viewer .load-error>div.load-brand{grid-template-rows:auto minmax(0,1fr);align-content:center;overflow:auto;padding:12px 0}
 .viewer .load-error .load-logo-slot{display:none}
 .viewer .load-error .load-message{height:auto;min-height:0}
}
@supports not (container-type:inline-size){
 @media(max-width:720px){
  .viewer .load>div.load-brand{height:100%;max-height:290px;grid-template-rows:minmax(48px,1fr) auto minmax(0,1fr);row-gap:8px;padding:8px 0}
  .viewer .load-logo-slot{width:64px;height:64px}
  .viewer .load-brand .load-logo{width:56px;height:56px}
  .viewer .load-brand .load-title{font-size:clamp(18px,4.6vw,24px);line-height:1.12}
  .viewer .load-error>div.load-brand{grid-template-rows:auto minmax(0,1fr);align-content:center;overflow:auto;padding:12px 0}
  .viewer .load-error .load-logo-slot{display:none}
  .viewer .load-error .load-message{height:auto;min-height:0}
 }
}

/* A281: the complete photograph and eye sprites share the same proportions. */
.viewer .stage{width:100%;height:auto;min-height:0;max-height:none;aspect-ratio:5504 / 3072}
@supports not (aspect-ratio:5504 / 3072){.viewer .stage{height:0;padding-top:55.81395349%}}
.context.restaurant-scene::before{content:none}
.restaurant-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;z-index:1;pointer-events:none;user-select:none}
#kabir-restaurant-motion{z-index:3!important}
.stage .context.restaurant-scene,.stage.focus-on .context.restaurant-scene{filter:none;transform:none}
.restaurant-focus-veil{display:none;position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden;background:linear-gradient(115deg,rgba(108,108,108,.42),rgba(88,88,88,.48));opacity:0}
.restaurant-focus-veil[hidden]{display:none!important}
.restaurant-focus-veil canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;touch-action:auto;cursor:default;outline:none}
.load-brand .restaurant-scene-caption{align-self:start;max-width:420px;padding:0 14px;margin:0;font-family:inherit;font-size:14px;line-height:1.5;letter-spacing:0;color:#526578}
.load-error .restaurant-scene-caption{display:none}
@media(max-width:600px){.load-brand .restaurant-scene-caption{font-size:12px;line-height:1.35;max-width:340px}.nasal-note{font-size:11px;margin-top:7px}}
@media(prefers-reduced-motion:reduce){.restaurant-focus-veil{display:none!important}}

/* A286: approved two-line heading; original heading blue and reference cyan. */
.shell>.intro h1{white-space:normal}
.shell>.intro h1 .intro-heading-line,
.shell>.intro h1 .intro-heading-question{
 display:block;font:inherit;letter-spacing:inherit;text-transform:none;white-space:normal;
}
.shell>.intro h1 .intro-heading-line{color:var(--d);font-size:.82em;font-weight:400}
.shell>.intro h1 .intro-heading-question{color:#28cdfb;font-weight:700;margin-top:.12em}

/* A287: 16px more breathing room above the viewer controls. */
.shell>.intro{padding-bottom:calc(clamp(8px,1.2vw,14px) + 16px)}
@media(max-width:980px){.shell>.intro{padding-bottom:26px}}

/* Site navigation for the integrated 3D demo. */
.demo-navigation{width:min(1240px,calc(100% - 36px));margin:20px auto -12px;font:14px/1.5 "Segoe UI",Arial,sans-serif}.demo-navigation a{color:var(--d);text-decoration:none}.demo-navigation a:hover{text-decoration:underline}.demo-navigation a:focus-visible{outline:2px solid #0665c7;outline-offset:5px}
/* A294: keep the original upper logo position; mirror its inset below the text. */
.viewer .load:not(.load-error)>div.load-brand{position:relative;width:100%;height:100%;max-height:none;min-width:0;padding:0;display:block}
.viewer .load:not(.load-error) .load-logo-slot{position:absolute;top:max(18px,calc(50% - 164px));left:50%;width:96px;height:96px;transform:translateX(-50%)}
.viewer .load:not(.load-error) .load-title{position:absolute;bottom:max(18px,calc(50% - 164px));left:50%;width:calc(100% - 32px);max-width:500px;transform:translateX(-50%)}
@container kabir-viewer (max-width:620px){
 .viewer .load:not(.load-error) .load-logo-slot{top:clamp(8px,8%,18px);width:clamp(24px,14cqw,56px);height:clamp(24px,14cqw,56px)}
 .viewer .load:not(.load-error) .load-logo{width:100%;height:100%}
 .viewer .load:not(.load-error) .load-title{bottom:clamp(8px,8%,18px);font-size:clamp(12px,4.8cqw,24px);line-height:1.16}
}
@supports not (container-type:inline-size){
 @media(max-width:720px){
  .viewer .load:not(.load-error) .load-logo-slot{top:clamp(8px,8%,18px);width:clamp(24px,12vw,56px);height:clamp(24px,12vw,56px)}
  .viewer .load:not(.load-error) .load-logo{width:100%;height:100%}
  .viewer .load:not(.load-error) .load-title{bottom:clamp(8px,8%,18px);font-size:clamp(12px,4vw,24px);line-height:1.16}
 }
}

/* A295: one integrated control window, with instructions after the first blow. */
.viewer{position:relative;isolation:isolate;overflow:visible;border-color:#3b444c;background:#283039}
.viewer .viewer-titlebar{position:relative;min-height:52px;display:flex;align-items:center;justify-content:center;padding:12px 54px;background:#242b32;color:#f6f9fb;border-bottom:1px solid #4a5660}
.viewer-titlebar h2{margin:0;font:600 clamp(15px,2.1vw,21px)/1.3 'Segoe UI',Arial,sans-serif;letter-spacing:.01em;text-align:center;color:inherit}
.viewer #viewerHelpButton{position:absolute;right:8px;top:50%;transform:translateY(-50%)}
.viewer .toolbar.top-controls{display:grid;grid-template-columns:minmax(260px,1fr) minmax(240px,1.4fr) auto;grid-template-areas:'left zoom right';gap:18px;align-items:center;padding:17px 20px;background:rgba(35,43,50,.78);color:#f1f6fa;border:0;border-bottom:1px solid #4a5660}
.viewer .toolbar.top-controls>.toolbar-left{grid-area:left;display:block;min-width:0}
.viewer .toolbar .tissue-control{display:inline-flex;align-items:center;justify-content:flex-start;width:max-content;max-width:100%;gap:12px;padding:0;background:none;border:0;white-space:normal;flex-wrap:nowrap}
.viewer #tissueControlLabel{font:600 clamp(14px,1.6vw,18px)/1.25 'Segoe UI',Arial,sans-serif;color:#fff}




.viewer .toolbar.top-controls>.toolbar-center{grid-area:zoom;display:grid;grid-template-columns:auto 46px minmax(60px,1fr) 46px 38px;gap:10px;width:100%;max-width:none;align-items:center}
.viewer .toolbar-center .zoom-title{display:block;color:#f1f6fa;font:600 14px/1.2 'Segoe UI',Arial,sans-serif;letter-spacing:0}


.viewer .toolbar #restart{white-space:nowrap}
.viewer #zs{width:100%;min-width:0;accent-color:#2cccf4;cursor:pointer}
.viewer #zv{color:#eff7ff;font-size:12px}
.viewer :is(button,input):focus-visible{outline:3px solid #65dfff;outline-offset:3px}
.viewer .toolbar-right{grid-area:right}
.viewer .viewer-help{position:absolute;inset:0;z-index:30;background:rgba(35,43,50,.98);color:#f2f7fa;overflow:auto;overscroll-behavior:contain;touch-action:pan-y;text-align:center}
.viewer .viewer-help[hidden],.viewer-help-arrow[hidden]{display:none!important}
.viewer-help-content{min-height:100%;box-sizing:border-box;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:clamp(10px,2cqw,24px);padding:clamp(14px,3cqw,36px)}
.viewer-help h3{color:#fff;margin:0;font:600 clamp(18px,2.8cqw,30px)/1.2 'Segoe UI',Arial,sans-serif}
.help-tissue-cue{font:400 clamp(11px,1.5cqw,16px)/1.4 'Segoe UI',Arial,sans-serif;color:#c5e9f7;margin:0;padding-left:30px;max-width:500px}
.help-gestures{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,3cqw,44px);width:min(100%,850px)}
.help-gesture{display:flex;align-items:center;flex-direction:column;gap:8px;min-width:0}
.help-gesture svg,.help-gesture .gesture-icon{height:clamp(40px,10cqw,110px);width:auto;max-width:100%}.help-gesture svg{fill:none;stroke:#edf6fb;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.help-gesture svg .gesture-highlight{fill:#43d8ff;stroke:#8be8ff}
.help-gesture svg .gesture-arrow{stroke:#43d8ff;stroke-width:3}
.help-gesture b{font:600 clamp(12px,1.8cqw,19px)/1.3 'Segoe UI',Arial,sans-serif;color:#fff}

.viewer .help-close{padding:11px 24px;min-height:44px;flex:none;background:#0873ca;color:white;border:1px solid #67cfff;border-radius:6px;font:600 15px/1.3 'Segoe UI',Arial,sans-serif;cursor:pointer}
.viewer-help-arrow{position:absolute;inset:0;width:100%;height:100%;overflow:visible;z-index:31;pointer-events:none}
.viewer-help-arrow path{fill:none;stroke:#7bdfff;stroke-width:2.3;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}
.viewer.help-open #tissueControl{outline:2px solid #60dbff;outline-offset:5px;border-radius:10px}
.viewer .nasal-particles{position:absolute!important;inset:0;width:100%!important;height:100%!important;z-index:5;pointer-events:none!important;background:transparent;cursor:default;touch-action:auto}
.nasal-particles[hidden]{display:none!important}
.viewer .load:not(.load-error) .load-title{bottom:19%;font:600 clamp(22px,3.6cqw,40px)/1.15 'Segoe UI',sans-serif;color:#0759ad;max-width:90%;width:760px;letter-spacing:0;text-align:center;white-space:normal}
/* A305: one shared clock cycles no dots, one, two, three, then no dots. */
.loader-dots{display:inline-grid;grid-template-columns:repeat(3,1fr);width:1em;white-space:nowrap;text-align:center;clip-path:inset(0 100% 0 0);animation:loading-dots 2s steps(1,end) infinite}
.loader-dots i{font-style:normal;opacity:1}
@keyframes loading-dots{0%,100%{clip-path:inset(0 100% 0 0)}25%{clip-path:inset(0 66.666667% 0 0)}50%{clip-path:inset(0 33.333333% 0 0)}75%{clip-path:inset(0 0 0 0)}}
.load.motion-paused .loader-dots{animation-play-state:paused}
.containment-message{margin:24px auto 14px;max-width:650px;color:var(--d);font:600 clamp(17px,2.1vw,22px)/1.5 'Segoe UI',Arial,sans-serif}
.solution-context{max-width:620px;margin:0 auto 24px;color:#526578;font:400 15px/1.65 'Segoe UI',Arial,sans-serif}
.partnership-button{display:inline-block;padding:13px 22px;border:1px solid #0b60af;border-radius:5px;color:#0b559d;text-decoration:none;font:600 15px/1.3 'Segoe UI',Arial,sans-serif}
.partnership-button:hover{background:#e4f3fb}
@container kabir-viewer (max-width:850px){
 .viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right' 'zoom zoom';gap:12px;padding:12px 15px}
 .viewer .toolbar.top-controls>.toolbar-center{grid-template-columns:auto 46px minmax(35px,1fr) 46px 34px;max-width:none}
 .viewer .toolbar .tissue-control{justify-content:flex-start}
 .viewer #tissueControlLabel{font-size:16px}
 .viewer-help-content{gap:12px;padding:15px 12px}
 .help-gestures{gap:12px}
 .viewer .load:not(.load-error) .load-title{bottom:19%;font-size:clamp(21px,4.5cqw,32px)}
}
@container kabir-viewer (max-width:450px){
 .viewer .viewer-titlebar{min-height:48px;padding-inline:40px}
 .viewer-titlebar h2{font-size:15px}
 .viewer .toolbar.top-controls{padding:10px 12px;gap:10px}
 .viewer #tissueControlLabel{font-size:14px;max-width:110px}

 .viewer .toolbar .tissue-control{gap:8px}
 .viewer-help-content{justify-content:flex-start;gap:8px;padding:10px 12px}
 .help-tissue-cue{font-size:11px;padding-left:18px}
 .viewer-help h3{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
 .help-gesture svg,.help-gesture .gesture-icon{height:45px}
 .help-gesture b{font-size:12px}


 .viewer .help-close{font-size:13px;padding:9px 16px}
}
@supports not (container-type:inline-size){
 @media(max-width:900px){.viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right' 'zoom zoom';gap:10px}.viewer #tissueControlLabel{font-size:14px}.help-gesture svg,.help-gesture .gesture-icon{height:50px}}
}
@media(prefers-reduced-motion:reduce){.loader-dots{animation:none;clip-path:none}}

/* A296: one correctly sized switch, with a complete help highlight. */
.viewer #tissueToggle{
 position:relative;display:inline-block;flex:0 0 54px;width:54px;min-width:54px;
 height:46px;min-height:46px;padding:0;border:0;border-radius:10px;
 background:transparent;box-shadow:none;cursor:pointer;touch-action:manipulation;
}
.viewer #tissueToggle .toggle-track{
 display:block;position:absolute;left:0;right:auto;top:8px;bottom:auto;
 box-sizing:border-box;width:54px;height:30px;border:1px solid #95a2ad;
 border-radius:999px;background:#737e89;box-shadow:none;transition:background .18s ease;
}
.viewer #tissueToggle .toggle-track i{
 position:absolute;width:22px;height:22px;top:3px;left:3px;border-radius:50%;
 background:#fff;box-shadow:0 1px 3px rgba(0,31,89,.22);transform:translateX(0);transition:transform .18s ease;
}
.viewer #tissueToggle[aria-checked="true"] .toggle-track{background:#0a60d1;border-color:#2e91ff}
.viewer #tissueToggle[aria-checked="true"] .toggle-track i{transform:translateX(24px)}
.viewer #tissueToggle:disabled{cursor:not-allowed;opacity:.55}
.viewer-controls-surface{background:#323c45 url('./restaurant-master.webp') center top/100% auto no-repeat}
/* The controls remain in normal document flow, above the unchanged stage. */
.shell{padding-top:0}
.shell>.intro{padding-block:clamp(24px,2.6vw,32px)}
/* A305: breathing room between the moisture controls and legend cards. */
.legend-banner{padding-top:24px}
@media(max-width:600px){.nasal-note{font-size:11px}}
@media(prefers-reduced-motion:reduce){.viewer #tissueToggle .toggle-track,.viewer #tissueToggle .toggle-track i{transition:none}}

/* A298: stage-only border; inspection controls are reserved above it. */
.viewer{border:0;background:transparent}
.viewer-window{position:relative;border:1px solid #3b444c;margin-top:0;min-width:0}
.viewer>.viewer-titlebar,.viewer>.viewer-controls-surface{visibility:hidden;pointer-events:none}
.viewer.chrome-visible>.viewer-titlebar,.viewer.chrome-visible>.viewer-controls-surface{visibility:visible;pointer-events:auto}
.viewer-controls-surface{background-color:#41484b;background-image:radial-gradient(ellipse at 14% 10%,rgba(161,126,83,.4),transparent 56%),radial-gradient(ellipse at 67% 0%,rgba(164,185,195,.46),transparent 66%),linear-gradient(100deg,#454947,#62615a 46%,#414a50);background-size:cover;background-position:center}
.viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) minmax(250px,320px) minmax(0,1fr);grid-template-areas:'left zoom right';gap:16px;padding:12px 16px;background:rgba(35,43,50,.54)}
.viewer .toolbar.top-controls>.toolbar-center{grid-template-columns:auto 30px minmax(16px,1fr) 30px 38px;gap:8px;width:min(100%,320px);max-width:320px;justify-self:center}
.viewer .toolbar.top-controls>.toolbar-right{justify-self:end}
.viewer .toolbar-center input{height:30px;min-height:30px}
.viewer .toolbar-center output{text-align:center;width:38px;min-width:38px}
.viewer .toolbar-center .zoom-title{font-size:13px}
.shell>.intro h1{text-align:center}
.shell>.intro .intro-copy{margin-inline:auto}
.shell>.intro .intro-copy p{text-align:left}

/* Center the words alone; the cycling dots occupy no centering width. */
.viewer .load{z-index:50;inset:0;background:#fff}
.viewer .load:not(.load-error) .load-title{top:66.666667%;bottom:auto;left:50%;transform:translate(-50%,-50%);margin:0;padding:0;width:max-content;max-width:calc(100% - 4em);font-size:clamp(30px,calc(3.6cqw + 8px),48px);line-height:1.15;text-align:center}
.viewer .load:not(.load-error) .loader-dots{position:absolute;left:calc(100% + .12em);bottom:0}

/* One centered instruction group, with the action separately near the bottom. */
.viewer .viewer-help{background:rgba(35,43,50,.70)}
.viewer-help-content{position:relative;display:grid;grid-template-rows:minmax(78px,1fr) auto minmax(78px,1fr);height:100%;min-height:280px;align-content:stretch;justify-items:center;align-items:center;gap:0;padding:12px 16px}
.help-instructions{grid-row:2;display:flex;flex-direction:column;align-items:center;gap:clamp(12px,1.7cqw,20px);width:100%;min-width:0}
.help-tissue-cue{margin:0;padding:0;max-width:min(100%,540px);text-wrap:balance}
.viewer .viewer-help h3{position:static;width:auto;height:auto;max-width:100%;overflow:visible;clip-path:none;margin:0}
.help-gestures{width:min(100%,620px);gap:clamp(12px,3cqw,40px)}
.help-action{grid-row:3;display:grid;place-items:center;align-self:end;width:100%;padding:12px 0 clamp(4px,3.8cqw,42px)}
.viewer .help-action .help-close{margin:0}
.viewer.initial-help-open #viewerHelpClose{border-color:#67cfff;animation:help-action-glow 2s ease-in-out infinite}
@keyframes help-action-glow{0%,100%{box-shadow:0 0 0 1px rgba(103,207,255,.28),0 0 6px rgba(67,216,255,.16)}50%{box-shadow:0 0 0 3px rgba(103,207,255,.65),0 0 22px rgba(67,216,255,.70)}}
.partnership-contact{margin:0 auto;max-width:100%;color:#526578;font-size:14px;line-height:1.7}
.partnership-contact>span{display:block;margin-bottom:4px}
.partnership-contact a{color:#0759ad;text-underline-offset:3px;overflow-wrap:anywhere;user-select:text;-webkit-user-select:text}
.partnership-contact a:hover{color:#001f59}
@container kabir-viewer (max-width:940px){
 .viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right' 'zoom zoom';gap:10px 12px;padding:10px 14px}
 .viewer .toolbar.top-controls>.toolbar-center{width:min(100%,320px)}
}
@container kabir-viewer (max-width:850px){
 .viewer .load:not(.load-error) .load-title{font-size:clamp(26px,calc(4.5cqw + 8px),40px);max-width:calc(100% - 3em)}
}
@container kabir-viewer (max-width:620px){
 .viewer-help-content{min-height:260px;padding:12px}
 .help-instructions{gap:12px}
 .help-gesture svg,.help-gesture .gesture-icon{height:clamp(40px,10cqw,62px)}
 .help-gesture{gap:6px}
 .help-action{padding-bottom:4px}
}
@container kabir-viewer (max-width:450px){
 .viewer .toolbar.top-controls{padding:10px 12px}
 .viewer .toolbar.top-controls>.toolbar-center{gap:6px}
 .viewer .load:not(.load-error) .load-title{font-size:clamp(22px,7cqw,30px);max-width:calc(100% - 2.4em)}
 .viewer-help-content{min-height:250px}
 .viewer .viewer-help h3{font-size:18px}
 .help-tissue-cue{font-size:11px}
 .help-gesture b{font-size:12px}
}
@supports not (container-type:inline-size){
 @media(max-width:1040px){.viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right' 'zoom zoom';gap:10px 12px;padding:10px 14px}}
 .viewer .load:not(.load-error) .load-title{font-size:clamp(26px,4vw,48px)}
}
@media(prefers-reduced-motion:reduce){.viewer.initial-help-open #viewerHelpClose{animation:none;box-shadow:0 0 0 2px rgba(103,207,255,.6),0 0 14px rgba(67,207,255,.4)}}


/* A299: coordinated fades, raised instructions and the requested scene marker. */
.viewer{--loader-fade-duration:1000ms;--inspection-fade-duration:600ms}
.viewer .viewer-titlebar{background:#28cdfb;color:#fff;border-bottom-color:rgba(255,255,255,.22)}
.viewer .load{transition:opacity var(--loader-fade-duration) ease-in-out}
.viewer .load.load-error{opacity:1;transition:none}
.viewer #viewerHelp:not([hidden]),
.viewer #viewerHelpArrow:not([hidden]){animation:inspection-fade-in var(--inspection-fade-duration) ease-out both}
@keyframes inspection-fade-in{from{opacity:0}to{opacity:1}}
.help-instructions{transform:translateY(clamp(-42px,-3.4cqw,-18px))}
.viewer #viewerHelp{pointer-events:auto;z-index:30}
.viewer #viewerHelpClose{position:relative;z-index:1;pointer-events:auto}
body .viewer.inspection-visible:not(.help-open) #canvas:not([inert]){cursor:grab!important}
body .viewer.inspection-visible:not(.help-open) #canvas.dragging:not([inert]){cursor:grabbing!important}
.shell>.intro .scene-context{position:relative}
.scene-marker{position:absolute;left:-42px;top:0;bottom:0;width:22px;display:flex;align-items:center;justify-content:center}
.scene-label{writing-mode:vertical-rl;transform:rotate(180deg);padding:9px 5px;border-radius:3px;background:rgba(40,205,251,.10)}
.shell>.intro .scene-label{color:var(--d);font:600 10px/1.2 var(--m);letter-spacing:.15em;text-transform:uppercase;white-space:nowrap}
.scene-bracket{position:absolute;right:-13px;top:0;width:12px;height:calc(100% + 12px);overflow:visible;pointer-events:none}
.scene-bracket path{fill:none;stroke:#28cdfb;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}
@media(max-width:980px){.shell>.intro .scene-context{padding-left:38px}.scene-marker{left:0}}

/* A300: reveal the chrome once, then retain it throughout every Replay. */
.viewer>.viewer-titlebar,.viewer>.viewer-controls-surface{opacity:0;visibility:hidden;pointer-events:none;transition:none}
.viewer.chrome-visible>.viewer-titlebar,.viewer.chrome-visible>.viewer-controls-surface{opacity:1;visibility:visible;pointer-events:auto;transition:opacity var(--inspection-fade-duration) ease-out,visibility 0s linear 0s}

/* A301: fixed controls in document flow; only their fine connectors enter the scene. */
.viewer-inspection{position:relative;min-width:0}
.viewer .moisture-annotations{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px 18px;padding:18px 0 0;visibility:hidden;opacity:0;transition:opacity 250ms ease-out,visibility 0s linear 250ms}
.viewer.chrome-visible .moisture-annotations{visibility:visible;opacity:1;transition-delay:0s}
.viewer .button.moisture-callout{position:relative;z-index:7;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;width:100%;max-width:410px;min-width:0;min-height:62px;gap:5px;padding:12px 16px;text-align:left;white-space:normal;font-size:14px;line-height:1.35;border:2px solid var(--phd-button-blue,#0a60d1);background:#f7fcff;box-shadow:none;user-select:none;-webkit-user-select:none}
.viewer #skinMoistureLabel{justify-self:end}
.viewer .moisture-annotations .button.moisture-callout{border:2px solid var(--phd-button-blue,#0a60d1)}
.viewer .button.moisture-callout[aria-pressed="false"]{border-color:var(--phd-button-blue,#0a60d1);background:#fff}
.viewer .button.moisture-callout:not(:disabled):hover{border-color:var(--phd-button-blue,#0a60d1);background:#eef8ff;transform:none;translate:none}
.moisture-line-state{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:500;color:#496479}
.moisture-line-state::before{content:"";width:6px;height:6px;border-radius:50%;background:#238245}
[aria-pressed="false"] .moisture-line-state::before{background:#9ba8b2}
.moisture-connectors{position:absolute;inset:0;z-index:6;width:100%;height:100%;overflow:hidden;pointer-events:none!important;visibility:hidden;opacity:0;transition:opacity 250ms ease-out,visibility 0s linear 250ms}
.viewer.inspection-visible:not(.help-open) .moisture-connectors{visibility:visible;opacity:1;transition-delay:0s}
.moisture-connectors *{pointer-events:none!important}
.moisture-connectors path{fill:none;stroke:#41d7ff;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;filter:drop-shadow(0 1px 1px rgba(0,31,65,.65))}
@container kabir-viewer (max-width:450px){
 .viewer .moisture-annotations{gap:8px 10px;padding-top:14px}
 .viewer .button.moisture-callout{padding:10px;font-size:12px;min-height:64px}
 .moisture-line-state{font-size:10px}
}

/* A302: an explicit full-width column prevents the older centered flex rule
   from shrinking the grid to the close button. Reserve its tap-sized row, then
   fit the instructions in the remaining width and height without scrolling. */
.viewer .viewer-help{overflow:hidden;touch-action:pan-y;container-type:size;container-name:kabir-help}
.viewer .viewer-help-content{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;justify-content:stretch;justify-items:stretch;min-height:0;height:100%;width:100%;align-content:stretch;align-items:stretch;gap:clamp(4px,2cqh,22px);padding:clamp(6px,3cqh,24px) clamp(8px,2cqw,24px)}
.help-body{position:relative;grid-column:1;grid-row:1;justify-self:stretch;min-width:0;min-height:0;width:100%;height:100%}
.viewer .help-instructions{position:absolute;top:50%;left:50%;width:100%;min-width:0;gap:clamp(3px,2cqh,20px);transform:translate(-50%,-50%) scale(var(--help-scale,1));transform-origin:center}
.viewer .help-tissue-cue{font-size:clamp(10px,1.4cqw,16px);line-height:1.3;max-width:min(100%,540px);padding:0;text-wrap:balance}
.viewer .viewer-help h3{font-size:clamp(15px,2.8cqw,30px);line-height:1.15}
.viewer .help-gestures{width:min(100%,620px);gap:clamp(6px,2cqw,40px)}
.viewer .help-gesture{gap:clamp(2px,1cqh,8px)}
.viewer .help-gesture svg,.viewer .help-gesture .gesture-icon{height:clamp(22px,min(9.5cqw,22cqh),110px);width:auto;max-width:100%}
.viewer .help-gesture b{font-size:clamp(10px,1.65cqw,18px);line-height:1.2}
.viewer .help-action{grid-column:1;grid-row:2;justify-self:stretch;align-self:end;min-height:46px;padding:0;display:grid;place-items:center;width:100%}
.viewer #viewerHelpClose.button{min-height:46px;max-width:100%;padding:10px 17px;font-size:13px;line-height:1.25;white-space:normal}

/* A303: the whole sentence is visible on first paint. The dots remain
   attached to the final word and do not affect centering. */
.viewer .load .load-word{position:relative;display:inline-block;white-space:nowrap}
.viewer .load:not(.load-error) .load-last-word>.loader-dots{position:absolute;left:calc(100% + .12em);bottom:0;margin:0;visibility:visible}
@media(prefers-reduced-motion:reduce){.viewer .load:not(.load-error) .load-last-word>.loader-dots{animation:none;clip-path:none}}

/* A short, sourced explanation after the existing moisture guide. */
.explore-facts{margin-top:32px;padding:28px 0 0;border-top:1px solid var(--l)}
.facts-heading{margin-bottom:20px}
.facts-heading h2{margin:0 0 7px;color:var(--d);font-size:clamp(23px,2.6vw,30px);font-weight:600;letter-spacing:-.025em}
.facts-heading>p{margin:0;color:#526578;font-size:15px;line-height:1.5}
.facts-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:1fr;align-items:stretch;gap:16px}
.fact-card{display:grid;grid-template-rows:44px auto 1fr;align-content:start;gap:8px;min-width:0;padding:18px 20px;border:1px solid var(--l);border-radius:12px;background:#fff}
.fact-card-header{display:grid;grid-template-columns:max-content minmax(0,1fr);align-items:start;gap:12px;min-width:0}
.fact-card-header .fact-kind{margin:0}
.fact-card-header>:last-child{justify-self:end}
.fact-kind{display:block;margin-bottom:7px;color:#557183;font:600 10px/1.3 var(--m);letter-spacing:.12em;text-transform:uppercase}
.fact-card h3,.tissue-fit-note h3{margin:0 0 9px;color:var(--d);font-size:17px;line-height:1.3;font-weight:600}
.fact-card h3{margin:0}
.fact-card p,.tissue-fit-note p{margin:0;color:#526578;font-size:14px;line-height:1.65}
.fact-icon{display:block;margin:0;color:#346680}
.next-contacts{display:flex;flex-wrap:nowrap;align-items:flex-start;gap:12px;margin:0;color:#346680}
.next-contacts>span{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;line-height:13px;white-space:nowrap}
.fact-icon,.next-contacts svg{height:28px;width:28px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tissue-fit-note{display:grid;grid-template-columns:230px minmax(0,1fr);align-items:center;gap:24px;margin:20px 0;padding:18px 20px;background:#edf5f8;border-radius:10px}
.tissue-fit-illustration{display:block;width:100%;height:auto;color:#346680}
.fit-arrow{stroke:#18bce8!important;stroke-width:2.4!important}
.facts-sources{border-top:1px solid var(--l);border-bottom:1px solid var(--l)}
.facts-sources summary{padding:16px 0;color:#0759ad;font-size:14px;font-weight:600;cursor:pointer;list-style-position:inside}
.facts-sources summary:focus-visible{outline:2px solid #0a60d1;outline-offset:3px}
.facts-sources ol{margin:0 0 18px;padding-left:24px;display:grid;gap:16px}
.facts-sources li{padding-left:3px;color:#526578;font-size:13px;line-height:1.6}
.facts-sources a{color:#0759ad;text-underline-offset:3px;overflow-wrap:anywhere}
.facts-sources p{margin:5px 0 0;max-width:850px}
@media(max-width:980px){.facts-grid{grid-template-columns:1fr}}
@media(max-width:640px){
 .facts-grid{grid-template-columns:1fr;gap:12px}
 .fact-card{padding:16px}
 .tissue-fit-note{grid-template-columns:1fr;gap:14px;padding:17px}
 .tissue-fit-illustration{max-width:230px;justify-self:center}
}

/* A303: reserve 20px more beneath the native-sized close action. The existing
   help fitter uses the smaller body area, so instructions cannot cover it. */
.viewer .viewer-help-content{padding-bottom:calc(clamp(6px,3cqh,24px) + 20px)}

/* A303: two toolbar columns at every width; zoom belongs to the stage. */
.viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:'left right'}
.viewer .viewer-zoom{position:absolute;z-index:20;right:clamp(6px,1.2cqw,14px);top:50%;transform:translateY(-50%);display:grid;grid-template-rows:46px minmax(24px,1fr) 46px 16px;justify-items:center;align-items:center;gap:4px;width:54px;height:280px;max-height:calc(100% - 16px);padding:4px;border:0;border-radius:28px;background:rgba(22,34,44,.24);visibility:hidden;opacity:0;pointer-events:none;transition:opacity 180ms ease-out;user-select:none;-webkit-user-select:none}
.viewer.inspection-visible .viewer-zoom{visibility:visible;opacity:1}
.viewer.inspection-visible:not(.help-open) .viewer-zoom{pointer-events:auto}
.viewer.help-open .viewer-zoom{z-index:32;pointer-events:none}
.viewer.help-open .viewer-zoom :disabled{opacity:1}
.viewer .viewer-zoom .viewer-zoom-button{display:grid;place-items:center;width:46px;height:46px;min-height:46px;padding:0;border:0;border-radius:50%;background:transparent;box-shadow:none;color:rgba(255,255,255,.85);font:400 32px/1 'Segoe UI',Arial,sans-serif;text-shadow:0 1px 5px rgba(0,24,45,.8);cursor:pointer;touch-action:manipulation}
.viewer .viewer-zoom .viewer-zoom-button:not(:disabled):hover{background:transparent;color:#fff}
.viewer .viewer-zoom #zs{writing-mode:vertical-lr;direction:rtl;width:44px;height:100%;min-width:0;min-height:24px;margin:0;padding:0;accent-color:#37d3fb;background:transparent;touch-action:none}
.viewer .viewer-zoom #zv{width:100%;text-align:center;color:#f5fbff;font:600 10px/1.2 Consolas,monospace;text-shadow:0 1px 4px rgba(0,24,45,.9)}
@container kabir-viewer (max-width:620px){
 .viewer .viewer-zoom{height:230px;grid-template-rows:46px minmax(18px,1fr) 46px;gap:2px;padding:2px 4px;max-height:calc(100% - 12px)}
 .viewer .viewer-zoom #zs{min-height:18px}
 .viewer .viewer-zoom #zv{display:none}
}
@container kabir-viewer (max-width:240px){
 .viewer .viewer-zoom{width:46px;grid-template-rows:40px minmax(12px,1fr) 40px;padding-inline:3px}
 .viewer .viewer-zoom .viewer-zoom-button{width:40px;height:40px;min-height:40px}
 .viewer .viewer-zoom #zs{width:40px;min-height:12px}
}
@supports not (container-type:inline-size){
 @media(max-width:720px){.viewer .viewer-zoom{height:210px;grid-template-rows:46px minmax(18px,1fr) 46px;gap:2px;padding-block:2px}.viewer .viewer-zoom #zv{display:none}}
}
@media(prefers-reduced-motion:reduce){.viewer .viewer-zoom{transition:none}}

/* A304: short annotation inside the scene, visible only during playback. */

/* A304: keep the complete label and switch on one line. On very narrow
   viewers Replay gets its own row instead of breaking the label. */
.viewer #tissueControlLabel{max-width:none;white-space:nowrap;flex:0 0 auto}
.viewer .toolbar .tissue-control{max-width:none;white-space:nowrap;flex-wrap:nowrap;gap:clamp(6px,1.8cqw,12px)}
@container kabir-viewer (max-width:320px){
 .viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr);grid-template-areas:'left' 'right';gap:8px}
 .viewer #tissueControlLabel{font-size:14px}
}
@supports not (container-type:inline-size){
 @media(max-width:370px){.viewer .toolbar.top-controls{grid-template-columns:minmax(0,1fr);grid-template-areas:'left' 'right';gap:8px}.viewer #tissueControlLabel{font-size:14px}}
}

/* A304: a symmetric side inset keeps the centered help group clear of
   the visible right-hand zoom rail. Its separate close action stays centered. */
.viewer .viewer-help-content{padding-inline:clamp(64px,7cqw,84px)}

/* All four cards use the same header/title rows even when text grows on
   narrow screens. Equal fractional grid rows share the tallest card height. */
@media(max-width:440px){
 .fact-card{grid-template-rows:65px minmax(2.6em,auto) 1fr}
 .fact-card-header{grid-template-columns:minmax(0,1fr);grid-template-rows:13px 44px;gap:8px}
 .fact-card-header>:last-child{grid-row:2}
 .fact-card h3{min-height:2.6em}
 .next-contacts{gap:9px}
}
/* A317: the solution has its own heading, separated by space without a new divider. */
.teaser-close>.solution-section{margin-top:32px}
.teaser-close .solution-context{margin-top:16px}
/* A318: distinguish the solution reveal from the preceding conclusion. */
.demo-page .teaser-close #solutionTitle{font-size:var(--phd-heading-size);font-weight:700;line-height:1.15;letter-spacing:-.025em}

/* A327 fixed loader lettering: scalable outlines, unchanged two-line wording. */
.viewer .load .loader-word-art{height:1.2em;overflow:visible;vertical-align:-.27em;fill:currentColor;pointer-events:none}
.viewer .load .loader-word-space{display:inline-block;height:1px}