/* Spine-O-Scope: a physical teaching instrument, with one shared FRIDAY material system. */
body.friday-lab{background:var(--f-ivory);color:var(--f-ink);font-family:var(--f-text)}
.friday-lab h1,.friday-lab h2,.friday-lab h3{font-family:var(--f-display);font-weight:700;letter-spacing:-.025em}
.friday-lab button,.friday-lab select{font-family:var(--f-text)}
.friday-lab button{border-radius:.3rem;border-color:#8e9d8f;box-shadow:0 2px 0 #b2b19c;background:#fdf7e7;font-weight:650;transition:background var(--f-fast),border-color var(--f-fast)}
.friday-lab button:hover{background:#e4ecdc;border-color:#477b76}
.friday-lab button[aria-pressed=true]{background:#2c696a;color:#fff9e6;border-color:#21565a;box-shadow:0 2px 0 #174b51,inset 0 1px #729d91}
.friday-lab button:active{box-shadow:none;transform:translateY(1px)}
.friday-lab .ph-header{max-width:1600px;padding:.75rem 3%}.friday-lab .ph-brand{font-family:Barlow,FridayDisplay,Arial,sans-serif;font-size:1rem;letter-spacing:.04em}
.friday-lab .ph-header nav{font-size:.75rem;gap:1.4rem}.friday-lab .review-strip{background:#e5deca;color:#4e574f;font-size:.6rem;letter-spacing:.12em;border-color:#c2baa3;padding:.3rem}
.friday-lab main{max-width:1600px;margin:auto}
.exhibit-intro{display:flex;justify-content:space-between;align-items:center;padding:2rem 4% 1.1rem;gap:2rem}
.exhibit-intro .eyebrow{font-size:.65rem;letter-spacing:.19em;color:#4b6863;margin:0}
.exhibit-intro h1{font-size:clamp(3rem,6.1vw,6rem);letter-spacing:-.055em;line-height:.95;margin:.6rem 0 .7rem;color:#173b44;font-weight:700}
.exhibit-intro h1>span:first-child{color:#b64e37}.title-orbit{font-family:Arial,sans-serif!important;font-size:.45em;vertical-align:top;margin-left:.4rem;color:#a68048;display:inline-block;border:1px solid #a8b49c;border-radius:50%;padding:0 .13em;line-height:1.3}
.tagline{font-size:1rem;margin:0;color:#3d585a}.tagline em{font-style:normal;color:#a14633}
.intro-note{flex:none;font-size:1.35rem;line-height:1.25;padding-left:1.5rem;border-left:1px solid #a6ae95;color:#53676a}.intro-note p{margin:.5rem 0}.intro-note strong{font-weight:600;color:#244c52}.lab-series{font:700 .55rem/1.5 var(--f-text);letter-spacing:.14em}
.entrances{display:flex;margin:0 4% 1.4rem;border:1px solid #9aab9c;border-radius:.6rem;overflow:hidden;background:#eee8d4;max-width:61rem}
.friday-lab .entrances button{flex:1;display:flex;align-items:center;gap:.75rem;background:transparent;border:0;border-right:1px solid #a8b5a0;border-radius:0;box-shadow:none;padding:.75rem .8rem;text-align:left;font-size:.7rem;color:#4d6260;min-height:3.5rem}
.entrances button:last-child{border-right:0}.entrances strong{font-size:.875rem;flex:1}.entrances button>span:last-child{font-size:.65rem;font-weight:450}.entrance-number{font-family:var(--f-technical);font-size:.75rem}
.friday-lab .entrances button[aria-pressed=true]{background:#d5e2cf;color:#204d52;box-shadow:inset 0 -3px #2f7776}
#exhibit{margin:0 2.5%;border:2px solid #718981;border-radius:2.2rem 2.2rem 1.1rem 1.1rem;background:var(--f-enamel);box-shadow:var(--f-shadow);overflow:clip;scroll-margin-top:.5rem}
.instrument-id{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.7rem 1.8rem .6rem;border-bottom:1px solid #bbbca4;color:#3c5b5c;font-size:.55rem;letter-spacing:.15em;font-weight:750}
.instrument-id>span:first-child{font:700 .9rem/1.3 var(--f-display);letter-spacing:.12em}.instrument-id i{display:inline-block;width:.45rem;height:.45rem;border-radius:50%;background:#387d70;box-shadow:0 0 0 3px #bdd5bb;margin-right:.65rem}
.exhibit-rail{display:flex;justify-content:space-between;gap:.75rem;padding:.6rem 1.3rem;background:#dedfc8;border-bottom:1px solid #98ad9d;align-items:center}
.rooms{display:flex;flex-wrap:wrap;gap:.25rem}.friday-lab .rooms button{background:transparent;border:1px solid transparent;box-shadow:none;font-size:.75rem;min-height:2.75rem;padding:.5rem .75rem}
.friday-lab .rooms button[aria-pressed=true]{background:#233f49;color:#fff4d7;border-color:#1b3a40;box-shadow:0 2px 0 #748d81}
.friday-lab #settings-open{background:transparent;border-color:#84988a;font-size:.7rem;white-space:normal;box-shadow:none}
.scene-layout{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(19.5rem,1fr);align-items:stretch}
.anatomy-stage{padding:1.5rem 1.5rem 1rem;min-width:0;background:#e7e7d1}
.stage-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0 .2rem .65rem}
.stage-heading h2{font-size:clamp(1.5rem,2.4vw,2.2rem);line-height:1.05;margin:.25rem 0 .4rem;color:#244d52}
.stage-heading .eyebrow{font-size:.55rem;letter-spacing:.15em;color:#5b7068;margin:0}
.exhibit-seal{font:700 1.7rem/1 var(--f-display);border-left:2px solid #baa173;padding-left:.8rem;color:#597773;flex:none}.exhibit-seal span{display:block;font:700 .45rem/1.6 var(--f-text);letter-spacing:.09em}
.region-tabs{display:flex;flex-wrap:wrap;gap:.25rem;padding:.25rem 0 .8rem}.friday-lab .region-tabs button{flex:1;border-color:transparent;background:transparent;font-size:.75rem;box-shadow:none;min-height:44px;padding:.5rem .4rem;white-space:normal;min-width:3rem}
.friday-lab .region-tabs button[aria-pressed=true]{background:#fdf7e4;color:#224f53;border-color:#849d8f;box-shadow:0 2px 0 #bdc1a7}
.region-tabs button:before{content:'';display:block;width:1.2rem;height:3px;background:#9abbaa;border-radius:2px;margin:0 auto .35rem}.region-tabs button[aria-pressed=true]:before{background:#bd5b3f}
.tissue-switches{display:flex;gap:0;padding:.55rem .6rem;background:#536b68;border:1px solid #3c585a;border-bottom:0;border-radius:1rem 1rem 0 0;justify-content:center;flex-wrap:wrap}
.friday-lab .tissue-switches button{flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;background:transparent;color:#f6efdb;border:1px solid transparent;box-shadow:none;font-size:.7rem;padding:.4rem;min-height:44px;border-radius:.3rem}
.friday-lab .tissue-switches button[aria-pressed=true]{background:#f5edd7;color:#183b44;border-color:#d4c9a9;box-shadow:0 2px 0 #2b464a}
.swatch{height:.5rem;width:.5rem;display:inline-block;flex:none;border:1px solid #b8b69e;background:#eee7cd;border-radius:2px}.disc-swatch{background:#6ba9a2;border-color:#6ba9a2}.root-swatch{background:#db785a;border-color:#db785a}.cord-swatch{background:#dabc69;border-color:#dabc69}
.display-frame{background:#526b69;border:1px solid #2c4b50;border-radius:0 0 1.4rem 1.4rem;padding:.6rem .7rem .5rem;box-shadow:inset 0 -3px 0 #263f44,inset 0 1px #8faaa0,0 4px 0 #b9b9a1}
.display-topline,.display-bottomline{display:flex;align-items:center;justify-content:space-between;gap:.5rem;color:#d6e0cd;font:700 .52rem/1.5 var(--f-technical);letter-spacing:.06em;padding:.1rem .4rem .5rem}.display-bottomline{padding:.5rem .4rem .1rem;font-size:.48rem;font-weight:400}.display-live{color:#d5e3ce}.display-live i{display:inline-block;width:.3rem;height:.3rem;background:#e2c67b;border-radius:50%;margin-right:.3rem}
.scene{position:relative;min-width:0;overflow:hidden;isolation:isolate;background-color:var(--f-glass);background-image:linear-gradient(#7ba7940a 1px,transparent 1px),linear-gradient(90deg,#7ba7940a 1px,transparent 1px),radial-gradient(ellipse at 46% 42%,#294952,transparent 70%);background-size:2rem 2rem,2rem 2rem,auto;border:2px solid #263e43;border-radius:2.4rem 2.4rem 2rem 2rem / 1.7rem 1.7rem 1.7rem 1.7rem;box-shadow:var(--f-inset)}
.scene:before{content:'';position:absolute;inset:.55rem;border:1px solid #bcd3ad1c;border-radius:inherit;pointer-events:none;z-index:1}.scene:after{content:'';position:absolute;inset:0;pointer-events:none;border-radius:inherit;box-shadow:inset 0 0 30px #00172444}
.anatomy-svg{width:100%;height:auto;display:block;max-height:43rem;min-height:20rem}
.anatomy-svg text{font-family:var(--f-text);fill:#e5ebd4}.diagram-label{font-size:17px;font-weight:650}.diagram-small{font-size:14px;fill:#b7cec5!important}.bone-number{font-size:16px;fill:#b7cec5!important;font-family:var(--f-technical)!important}
.bone-shape{fill:url(#bone);stroke:#718a80;stroke-width:1.8}.bone-detail{fill:none;stroke:#8f9f87;stroke-width:1.1}.bone-endplate{fill:none;stroke:#f7f0da;stroke-width:1.5;opacity:.8}.bone-texture{fill:none;stroke:#899d87;stroke-width:.65;opacity:.45}.atlas-opening{fill:#1b3540;stroke:#8ca18c;stroke-width:1.5}
.chosen .bone-shape{fill:url(#selectedBone);stroke:#f4cc7c;stroke-width:2.4}.chosen .bone-detail{stroke:#8a633e}.chosen .bone-endplate{stroke:#fff2be}.chosen .bone-texture{stroke:#8b653a}
.anatomy-target{cursor:pointer}.anatomy-target:focus{outline:none}.anatomy-target:hover .bone-shape,.anatomy-target:focus-visible .bone-shape{stroke:#ffd4ab;stroke-width:4}.anatomy-target:focus-visible{outline:2px dashed #ffd790;outline-offset:5px}
.anatomy-target.chosen{filter:drop-shadow(0 1px 3px #d8b46c22)}
.disc-shape{fill:url(#disc);stroke:#87bdb0;stroke-width:1.4}.disc-ring{fill:none;stroke:#c0dfc4;stroke-width:1}.chosen .disc-shape{fill:#9cd3bd;stroke:#fff4c5;stroke-width:3}
.cord-tissue{fill:none;stroke:#d8ba64;stroke-width:18;stroke-linecap:round}.lower-root{fill:none;stroke:#cfac5f;stroke-width:2}
.root-path{fill:none;stroke:#c99567;stroke-width:2.5;stroke-linecap:round}.chosen .root-path{stroke:#f6a17b;stroke-width:6;stroke-dasharray:8 3}.root-hit{fill:none;stroke:transparent;stroke-width:19}
.selected-callout{fill:none;stroke:#e7bd6f;stroke-width:1.7}.callout-number{fill:#d5ac64;stroke:#f6d992;stroke-width:1.5}.callout-text{fill:#182e37!important;font-weight:800;font-family:var(--f-technical)!important}
.selection-bracket{fill:none;stroke:#e6c681;stroke-width:1.5;opacity:.8;pointer-events:none}.leader{fill:none;stroke:#85a798;stroke-width:1}.leader-dot{fill:#d2c18b;stroke:none}
.inspection-deck{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;padding-top:1rem}.scene-actions{display:flex;gap:.3rem;flex-wrap:wrap}.friday-lab .scene-actions button{font-size:.7rem;padding:.5rem .6rem}
.magnify-controls{display:flex;align-items:center;gap:.3rem;flex-wrap:wrap}.friday-lab .magnify-controls button{font-size:.75rem;padding:.45rem .6rem;min-width:2.75rem}.magnify-controls span{font:700 .7rem/1.5 var(--f-technical);min-width:2rem;text-align:center}
.scene-caption{font-size:.7rem;line-height:1.65;color:#4e6762;margin:.8rem .25rem .1rem}
.story-column{min-width:0;padding:1rem 1.35rem;background:var(--f-enamel);border-left:1px solid #9dae9b;box-shadow:inset 1px 0 #fff8e6}
.record .eyebrow{font-size:.55rem!important;letter-spacing:.1em;color:#526a65;margin:.4rem 0}.record h2{font-size:1.5rem;color:#204e55;margin:.3rem 0 .7rem}.record h2 .record-id{display:block;font:700 4.6rem/1 var(--f-display);color:#b64e37;letter-spacing:-.04em;margin-bottom:.35rem}.record h2 .record-id.long{font-size:2.7rem!important;letter-spacing:-.03em!important}
.record p{color:#3d5658}.record-essentials{font-size:1rem;line-height:1.7}.record .kind-note{font-size:.75rem;line-height:1.6;color:#536762}.record .primary-action{background:#2c6968!important;color:#fff7e2!important;border-color:#244f52;width:100%;text-align:left;font-size:.8rem;margin:.6rem 0}
.record details{border-top:1px solid #b3bca8}.record details summary{font-size:.8125rem;min-height:44px;padding:.7rem 0}.record details p{font-size:.875rem}.record-pair{font-size:.9rem;border-left:2px solid #b49359;padding-left:.8rem;margin:.75rem 0}.record-pair dt{font-size:.6rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin-top:.6rem}.record-pair dd{margin:.25rem 0 .6rem}
.source-inline{display:flex;flex-wrap:wrap;gap:.6rem;margin:.75rem 0}.source-inline a{font-size:.75rem}.review-note{font-size:.75rem!important}.june-dock{display:none!important}
.anatomy-tools{padding:.5rem 1.5rem;border-top:1px solid #9bae99;background:#dce1c9}.anatomy-tools>summary{font-size:.8rem;letter-spacing:.015em;min-height:44px}
.tool-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;padding:.6rem 0 1.3rem}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.field-pair label{font-size:.75rem;font-weight:750}.field-pair select{display:block;margin-top:.35rem;background:#fbf7e7;border-color:#859c8c}.structure-list{display:flex;flex-wrap:wrap;gap:.4rem;padding:.85rem 0}.structure-list button{min-width:3rem;font-size:.8125rem}.structure-list .long{min-width:6rem}.view-options h3{font-size:1.5rem;margin:0 0 .75rem}.view-options p{font-size:.8rem}.view-buttons{display:flex;flex-wrap:wrap;gap:.4rem}.view-buttons button{font-size:.75rem}
.layer-options{border:0;border-block:1px solid #acb69f;display:flex;flex-wrap:wrap;gap:.4rem 1rem;padding:.5rem 0;margin:.75rem 0}.layer-options label{display:flex;align-items:center;gap:.4rem;min-height:44px;font-size:.75rem}.layer-options input{width:1.1rem;height:1.1rem}.layer-options legend{font-size:.7rem;font-weight:700}
.tour{padding:.3rem 1.5rem .5rem;border-top:1px solid #a2b09a;background:#e9e1c9}.tour>summary{font-size:.8rem;min-height:44px}.tour>summary>span{float:right}.tour-top{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.75rem 0}.tour-top h2{font-size:1.6rem;margin:.3rem 0}.tour-top .eyebrow{font-size:.55rem;color:#5b7067}.tour-top button{font-size:.75rem}.chapters{display:grid;grid-template-columns:repeat(6,1fr);gap:.5rem;margin-bottom:1rem}.chapters button{position:relative;text-align:left;display:flex;flex-direction:column;gap:.4rem;min-height:5rem;font-size:.75rem}.chapters small{font-size:.65rem;color:#5b6d62}.chapters button[aria-pressed=true] small{color:#d7e7d4}.chapters .visited:after{content:'✓';position:absolute;right:.3rem;top:.2rem}#tour-current{display:flex;flex-wrap:wrap;gap:.7rem;background:#fcf5df;padding:1rem;margin-bottom:1rem}#tour-current p{flex:1;min-width:14rem}#tour-current button{align-self:center}
.exhibit-outro{display:grid;grid-template-columns:1.3fr 1fr;gap:4rem;padding:3rem 4%}.exhibit-outro .eyebrow{font-size:.6rem;letter-spacing:.16em;color:#5a6e66}.exhibit-outro h2{font-size:2.8rem;color:#214c53;margin:.6rem 0 1rem;line-height:1}.exhibit-outro p{font-size:.9rem;color:#526464;max-width:34rem}.exhibit-outro>div:last-child{display:flex;flex-direction:column;justify-content:center;gap:.45rem}.friday-lab .exhibit-outro button{background:transparent;border:0;border-bottom:1px solid #abb49e;box-shadow:none;text-align:left;border-radius:0;padding:.6rem 0;font-size:.8125rem}.exhibit-outro a{padding:.6rem 0;font-size:.8125rem}.friday-lab .ph-footer{font-size:.6rem;color:#4b615e;border-color:#b0b59d}
.cord-segment{fill:transparent;stroke:none}.chosen .cord-segment{fill:#e68a60;stroke:#f5d5a0;stroke-width:2}.segment-line{fill:none;stroke:#8f793d;stroke-width:1.2}.limb-outline{fill:#aebda34d;stroke:#a9bca1;stroke-width:2}.peripheral-route,.route-connector{fill:none;stroke:#f09a71;stroke-width:4;stroke-dasharray:7 3}.peripheral-route.secondary{stroke:#ccbb6a;stroke-width:2}.receptor{fill:#e8b45f;stroke:#fff3b8;stroke-width:2}.pelvic-context{fill:none;stroke:#47685f;stroke-width:25}.sacral-segment{fill:transparent;stroke:none}.chosen .sacral-segment{fill:#d7b273;stroke:#f3d292;stroke-width:2}.root-section{fill:none;stroke:#d1b16b;stroke-width:13;stroke-linecap:round}.root-section.irritated{stroke:#de8d67}.network-vagus{stroke:#86c5b4;stroke-width:6}.network-sympathetic{stroke:#f2a17a;stroke-width:6;stroke-dasharray:10 4}.network-sacral{stroke:#86c5b4;stroke-width:6;stroke-dasharray:3 6}.network-somatic{stroke:#e0cf9b;stroke-width:4;stroke-dasharray:12 7}.network-enteric{fill:none;stroke:#d1a85e;stroke-width:5}
.network-legend{display:flex;flex-wrap:wrap;gap:1rem;padding:1rem;font-size:.75rem;color:#deead7}.network-legend span{display:flex;align-items:center;gap:.4rem}.network-legend i{width:1rem;border-top:4px solid #86c5b4}.network-legend span:nth-child(2) i{border-color:#f2a17a;border-style:dashed}.network-legend span:nth-child(3) i{border-color:#d1a85e}.movement-disc{fill:none;stroke:#89bca9;stroke-width:14}
.room-copy{padding:1rem 1.5rem}.room-copy h3{font-size:1.8rem}.quiz{padding:2rem;min-height:29rem;color:#e7f0dd}.quiz .eyebrow{font-size:.65rem}.quiz h3{font-size:2rem;line-height:1.15}.quiz-options{display:grid;gap:.75rem}.quiz-options button{text-align:left;font-size:.875rem}.quiz-feedback{padding:1rem;margin:1rem 0;border-left:3px solid #d9ba74;background:#2c4a50;color:#e3eedb}.quiz-feedback p{font-size:.875rem}.no-script{padding:2rem}#print-summary{display:none}.dialog-note{background:#ede6cf;padding:1rem;border-left:3px solid #9d6141}.mobile-scene-label{display:none}
.hide-anatomy-labels .anatomy-svg .diagram-label,.hide-anatomy-labels .anatomy-svg .diagram-small,.hide-anatomy-labels .anatomy-svg .bone-number{display:none}
@media(prefers-reduced-motion:no-preference){.scene.is-transitioning .model-content{animation:anatomy-deploy 300ms var(--f-ease) 1}.scene.is-transitioning .selection-bracket{animation:selection-lock 350ms ease-out 1}@keyframes anatomy-deploy{from{opacity:.5}to{opacity:1}}@keyframes selection-lock{from{opacity:0;stroke-dasharray:3 8}to{opacity:.8}}}
@media(min-width:1500px){.scene-layout{grid-template-columns:minmax(0,1.95fr) minmax(22rem,1fr)}}
@media(max-width:1100px){.scene-layout{grid-template-columns:minmax(0,1.4fr) minmax(19.5rem,1fr)}.anatomy-stage{padding:1.1rem .8rem .8rem}.story-column{padding:.9rem 1rem}.display-live{display:none}.instrument-id>span:last-child{font-size:.5rem}.entrances button>span:last-child{display:none}.chapters{grid-template-columns:repeat(3,1fr)}.anatomy-svg{min-height:18rem}.scene-actions{flex:1}.exhibit-intro{padding-top:1.5rem}.exhibit-intro h1{font-size:4.3rem}.intro-note{font-size:1.1rem}}
@media(max-width:900px){
 .scene-layout{display:flex;flex-direction:column}.anatomy-stage{padding:1rem 1rem .7rem}.story-column{border-left:0;border-top:1px solid #a2b29b;padding:.9rem 1.2rem}
 .exhibit-intro{padding:1.25rem 4% .9rem}.intro-note{display:none}.exhibit-intro h1{font-size:clamp(2.65rem,9vw,4.7rem)}.tagline{font-size:.8125rem}.exhibit-intro .eyebrow{font-size:.5rem;letter-spacing:.12em}
 .entrances{margin-bottom:1rem}.friday-lab .entrances button{padding:.55rem .6rem;gap:.5rem}.entrances strong{font-size:.75rem}.entrances button>span:last-child{display:none}
 #exhibit{margin:0 .6rem;border-radius:1.5rem 1.5rem .9rem .9rem}.instrument-id{padding:.65rem 1rem}.instrument-id>span:last-child{display:none}.exhibit-rail{padding:.45rem .7rem;flex-wrap:wrap;gap:.35rem}.rooms{flex:1;min-width:0}.friday-lab .rooms button{font-size:.7rem;padding:.4rem .55rem}.friday-lab #settings-open{font-size:.65rem}
 .stage-heading h2{font-size:1.7rem}.stage-heading .eyebrow{font-size:.5rem}.exhibit-seal{font-size:1.4rem}.region-tabs{gap:0;padding-bottom:.6rem}.friday-lab .region-tabs button{font-size:.7rem;min-width:2.5rem}.region-tabs button:before{width:1rem}
 .tissue-switches{padding:.35rem}.friday-lab .tissue-switches button{font-size:.65rem;gap:.3rem;min-width:3.8rem}.display-frame{padding:.5rem .45rem .45rem;border-radius:0 0 1rem 1rem}.display-topline{font-size:.5rem}.display-bottomline{font-size:.45rem}.display-bottomline>span:last-child{max-width:8rem;text-align:right}.scene{border-radius:1.8rem}.anatomy-svg{min-height:16rem;max-height:none}.inspection-deck{gap:.65rem;padding-top:.75rem}.friday-lab .scene-actions button{font-size:.7rem}.magnify-controls{margin-left:auto}.scene-caption{font-size:.7rem}
 .anatomy-tools{padding:.4rem 1rem}.anatomy-tools>summary{font-size:.8125rem}.tool-layout{display:block}.view-options{margin-top:1rem}.field-pair{gap:.5rem}.structure-list button{font-size:.8125rem}.tour{padding:.4rem 1rem}.tour-top{flex-wrap:wrap}.tour-top h2{font-size:1.5rem}.chapters{grid-template-columns:repeat(2,1fr)}.tour>summary{font-size:.8rem}.exhibit-outro{display:block;padding:2rem 5%}.exhibit-outro h2{font-size:2.3rem}.exhibit-outro>div:last-child{margin-top:1.5rem}.quiz{padding:1.2rem;min-height:26rem}.quiz h3{font-size:1.6rem}
}
@media(max-width:400px){.anatomy-stage{padding:.8rem .55rem .6rem}.story-column{padding:.8rem}.friday-lab .entrances button{display:block;padding:.45rem .5rem}.entrances strong{display:block;margin-top:.2rem}.instrument-id>span:first-child{font-size:.75rem}.friday-lab .exhibit-rail{display:block}.exhibit-rail #settings-open{display:block;margin-left:auto;min-height:44px}.stage-heading h2{font-size:1.5rem}.tissue-switches{gap:0}.friday-lab .tissue-switches button{font-size:.6rem;min-width:3.5rem}.display-bottomline>span:last-child{display:none}.scene-actions{flex-basis:100%}.magnify-controls{margin-left:0}.friday-lab .ph-brand{font-size:.75rem}}
@media print{body.pavilion>*{display:none!important}body.pavilion>#print-summary{display:block!important;background:#fff;color:#000;padding:2rem;font:12pt/1.5 Arial,sans-serif}#print-summary a{overflow-wrap:anywhere}#print-summary h1{font-size:24pt;letter-spacing:0}}
.title-orbit svg{display:block;width:.9em;height:.9em;fill:none;stroke:currentColor;stroke-width:1.2;margin:.15em .05em}
.friday-lab .tissue-switches button,.friday-lab .region-tabs button,.friday-lab .rooms button{font-size:.8125rem}
.compact-diagram .large-annotation,.compact-diagram .peripheral-example text,.compact-diagram>.diagram-small{display:none}
@media(max-width:900px){
 .friday-lab .exhibit-rail{display:flex;flex-wrap:nowrap;padding:.35rem .5rem;gap:.4rem}
 .rooms{display:flex;flex-wrap:nowrap;overflow-x:auto;max-width:100%;padding:0 0 .2rem;scrollbar-width:thin;scrollbar-color:#8fa99a transparent}
 .friday-lab .rooms button{white-space:nowrap;flex:none;font-size:.75rem}
 .friday-lab .exhibit-rail #settings-open{display:block;margin:0;max-width:4rem;min-height:44px;flex:none;font-size:.6rem;padding:.25rem .4rem;line-height:1.5}
 .friday-lab .tissue-switches button{font-size:.75rem}.friday-lab .region-tabs button{font-size:.75rem}
 #inspection-home{padding:.5rem 1rem .8rem;background:#e0e4cd;border-top:1px solid #a9b49d}
 .display-frame{margin-bottom:0}.story-column{border-top:0}
 .compact-diagram{min-height:15rem}
}
@media(max-width:360px){.friday-lab .tissue-switches button{font-size:.65rem}.friday-lab .region-tabs button{font-size:.65rem}}
.display-stepper{display:flex;align-items:center;gap:.6rem;min-width:0}
.friday-lab .display-stepper button{color:#f2e9cc;background:#29464e;border:1px solid #8aa69b;box-shadow:0 2px 0 #263c42;padding:.35rem .6rem;min-width:44px;min-height:44px;font:1rem/1 Arial,sans-serif}
.friday-lab .display-stepper button:focus-visible{outline-color:#ffe0a2}
.display-stepper #selection-readout{font-size:.65rem;min-width:6rem;text-align:center}
@media(max-width:900px){.display-bottomline>span:last-child{font-size:.4rem;max-width:6rem}.display-stepper{gap:.4rem}.display-stepper #selection-readout{min-width:5.5rem}}
@media(max-width:900px){.story-column{padding-top:.4rem}}
.display-stepper{flex:1;max-width:100%}
.display-stepper #selection-readout{min-width:0;flex:1;overflow-wrap:anywhere}
.display-stepper button{flex:none}
.instrument-arrow{display:inline-block;width:.75rem;height:.75rem;vertical-align:-.08rem;fill:none;stroke:currentColor;stroke-width:1.5;margin-left:.15rem;flex:none}
/* First-fold refinement: keep the selected structure in the opening desktop composition. */
@media(min-width:901px){
 .exhibit-intro{padding:1.5rem 4% .75rem}
 .exhibit-intro h1{font-size:clamp(3rem,5.3vw,5.1rem)}
 .entrances{margin-bottom:1rem}
 .friday-lab .entrances button{min-height:3rem;padding:.6rem .8rem}
 .instrument-id{padding:.5rem 1.8rem}
 .anatomy-stage{padding:1rem 1.5rem .8rem}
 .stage-heading h2{font-size:1.9rem}
 .tissue-switches{padding:.3rem .6rem}
}
/* The enclosure already labels the view; omit a duplicate stamp outside the close-up. */
.focused-diagram .diagram-stamp{display:none}