.anatomy-page{--ink:#173c38;--muted:#637570;--green:#246a56;--mint:#d5e6c6;background:#f7f8f2;color:var(--ink)}.anatomy-page .wrap{max-width:1240px}.anatomy-page .button{background:var(--green);color:#fff}.anatomy-page a:focus-visible,.anatomy-page button:focus-visible,.anatomy-page canvas:focus-visible{outline:3px solid #edab42;outline-offset:4px}.anatomy-page button{font:inherit;cursor:pointer}.anatomy-page button:disabled{opacity:.5;cursor:wait}.anatomy-page .eyebrow{color:var(--green);font-size:11px;letter-spacing:2px;font-weight:800}.anatomy-hero{display:grid;grid-template-columns:1.5fr 1fr;gap:80px;padding-top:36px;padding-bottom:58px;align-items:center}.crumb{display:flex;gap:12px;font-size:12px;color:var(--muted);margin-bottom:32px}.anatomy-hero h1{font-size:clamp(42px,5vw,68px);letter-spacing:-3px;line-height:1.06;margin:16px 0 22px;font-weight:700}.anatomy-hero h1 em{color:#5f8060;font-family:Georgia,serif;font-weight:400}.hero-description{max-width:560px;font-size:16px;line-height:1.8;color:var(--muted)}.hero-links{display:flex;gap:24px;align-items:center;margin-top:26px;font-size:13px;font-weight:700}.hero-links .button{gap:32px}.hero-note{position:relative;background:#e7eddc;border:1px solid #dce3d1;border-radius:24px;padding:38px;overflow:hidden;min-height:306px}.hero-note>p{font-size:10px;letter-spacing:2px;font-weight:800}.hero-note h2{font-size:30px;line-height:1.22;font-weight:500;position:relative;margin:26px 0}.hero-note>div{display:flex;gap:7px;flex-wrap:wrap}.hero-note>div span{background:#f5f8ee;border:1px solid #d0dbc4;padding:6px 9px;font-size:10px;border-radius:20px}.hero-note small{display:block;margin-top:18px;color:var(--muted);font-size:10px}.note-orbit{position:absolute;font-size:180px;line-height:1;right:-10px;top:65px;color:#bacdad;transform:rotate(-15deg)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:24px}.section-heading h2,.lesson-section h2,.activity-section h2,.quiz-section h2{font-size:30px;letter-spacing:-1px;line-height:1.2;margin:8px 0}.section-heading>p{font-size:13px;color:var(--muted);max-width:365px;margin:0;line-height:1.6}.lab{display:grid;grid-template-columns:218px minmax(0,1fr) 264px;background:#fff;border:1px solid #dce4d9;border-radius:22px;overflow:hidden;box-shadow:0 12px 40px #173c3806}.organ-picker{padding:23px 16px}.panel-heading{display:flex;align-items:center;justify-content:space-between}.panel-heading h3{font-size:14px;margin:0}.panel-heading>span{font-size:9px;color:var(--muted)}.organ-picker>p{font-size:11px;line-height:1.6;color:var(--muted);margin:10px 0 17px}.organ-list{display:flex;flex-direction:column;gap:5px}.organ-list button{display:flex;align-items:center;gap:9px;border:1px solid transparent;background:transparent;text-align:left;min-height:39px;border-radius:9px;padding:8px;color:var(--ink);font-size:12px}.organ-list button:hover{background:#f4f6ed}.organ-list button[aria-pressed=true]{background:#eaf1e2;border-color:#c5d8b9}.organ-dot{width:10px;height:10px;border-radius:50%;background:var(--organ-color);flex:none}.part-status{margin-left:auto;color:#5b786b;font-size:10px}.assembly{border-top:1px solid #edf0e9;margin-top:20px;padding-top:16px;font-size:11px}.assembly>div{display:flex;justify-content:space-between}.assembly progress{width:100%;height:5px;accent-color:#589063;border:0;border-radius:9px;margin-top:9px}.viewer-column{min-width:0;background:#123d3c}.viewport{position:relative;height:565px;background:radial-gradient(ellipse at 50% 40%,#2e5b50 0%,#123d3c 65%,#103534 100%);overflow:hidden}.viewport canvas{width:100%;height:100%;display:block;touch-action:pan-y;cursor:grab}.viewport canvas:active{cursor:grabbing}.viewer-heading{position:absolute;left:18px;right:18px;top:19px;display:flex;justify-content:space-between;gap:8px;color:#c6ded1;font-size:9px;letter-spacing:1px;pointer-events:none}.viewer-heading i{display:inline-block;width:5px;height:5px;background:#bce493;border-radius:50%;margin-right:5px}.viewer-heading>span:last-child{color:#9ebfb1;letter-spacing:0}.viewer-bottom{position:absolute;bottom:15px;left:18px;right:18px;display:flex;justify-content:space-between;align-items:end;pointer-events:none}.viewer-bottom>span{font-size:10px;color:#bdd2c9;line-height:1.7}.zoom-controls{display:flex;gap:5px;pointer-events:auto}.zoom-controls button{border:1px solid #5b8271;border-radius:8px;width:36px;height:36px;background:#264d43;color:#fff;font-size:20px}.model-label{position:absolute;pointer-events:none;white-space:nowrap;color:#173c38;font-size:11px;font-weight:700;background:#ecf3dd;padding:6px 10px;border-radius:6px;box-shadow:0 3px 16px #0002;transform:translate(-50%,-100%)}.loading{position:absolute;inset:0;display:grid;place-content:center;text-align:center;padding:35px;background:#123d3c;color:#e1ecdc;font-size:14px;z-index:2;line-height:1.8}.loading[hidden]{display:none}.view-toolbar{display:flex;justify-content:center;flex-wrap:wrap;gap:5px;border-top:1px solid #416052;padding:10px 7px}.view-toolbar button{min-height:35px;padding:7px 9px;background:transparent;border:1px solid #587b6a;border-radius:7px;color:#dfebdf;font-size:10px}.view-toolbar button[aria-pressed=true]{background:#d4e4c6;color:#214537;border-color:#d4e4c6}.organ-info{padding:23px 22px;display:flex;flex-direction:column;align-items:start}.detail-top{display:flex;justify-content:space-between;align-items:center;gap:6px;width:100%;font-size:9px;color:var(--muted)}.system-badge{border:1px solid #dce5d6;border-radius:20px;background:#f6f8f1;padding:6px 8px;color:#506e57}.organ-symbol{width:68px;height:68px;display:grid;place-items:center;font-family:Georgia,serif;font-size:40px;color:var(--detail-color,#c74a50);background:#f5f4ed;border-radius:18px;margin:27px 0 18px}.organ-info h3{font-size:29px;margin:0;line-height:1.15;letter-spacing:-1px}.organ-latin{font-family:Georgia,serif;font-style:italic;color:#819080;font-size:13px;margin:5px 0 15px}.organ-info>p:not(.organ-latin):not(.organ-state){font-size:12px;line-height:1.8;color:#5d7168;margin:0 0 16px}.location-note{border-top:1px solid #e5eadf;padding-top:14px}.location-note>span{font-size:9px;font-weight:800;letter-spacing:1px;color:#57775b}.location-note>p{font-size:12px;line-height:1.7;margin:7px 0 15px}.organ-info .organ-fact{background:#f4f6ec;padding:12px;border-radius:9px}.organ-action{width:100%;margin-top:auto;background:#28674f;color:white;border:0;border-radius:10px;min-height:45px;font-weight:700;font-size:12px}.organ-state{font-size:10px;color:#56765c;text-align:center;align-self:center;margin:9px 0 0}.lab-footer{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #e5eadf;padding:14px 20px;background:#fbfcf8}.lab-footer p{font-size:11px;color:#677864;margin:0}.lab-footer p span{margin-right:6px;color:#679349}.lab-footer>div{display:flex;gap:7px;flex:none}.lab-footer button{min-height:38px;border:1px solid #cbd7bf;background:white;color:#395d43;border-radius:8px;padding:8px 13px;font-size:11px}.lab-footer #reset{background:#e9f0df}.model-note{font-size:11px;color:#778372;line-height:1.7;margin:14px 0 0;max-width:970px}.lesson-section{padding-top:75px}.lesson-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}.lesson-grid article{background:#fff;border:1px solid #e0e6d8;border-radius:16px;padding:24px;display:flex;flex-direction:column;align-items:start}.lesson-icon{display:grid;place-items:center;width:35px;height:35px;border-radius:11px;font-size:12px;font-weight:800}.rose{background:#f3dfe5;color:#a45270}.coral{background:#f9dfd6;color:#ac6049}.amber{background:#f5ead0;color:#a07930}.teal{background:#dbebe2;color:#407b65}.lesson-grid h3{font-size:17px;line-height:1.4;margin:20px 0 10px}.lesson-grid p{font-size:13px;line-height:1.8;color:var(--muted);margin:0 0 20px}.lesson-grid a{font-size:11px;font-weight:700;color:var(--green);margin-top:auto}.activity-section{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;margin-top:65px;padding:38px!important;background:#e9efdf;border-radius:20px}.activity-copy>p:last-child{font-size:13px;line-height:1.8;color:var(--muted);max-width:270px}.missions{list-style:none;counter-reset:mission;margin:0;padding:0;display:flex;flex-direction:column;gap:18px}.missions li{counter-increment:mission;padding-left:40px;position:relative}.missions li:before{content:counter(mission);position:absolute;left:0;top:0;border:1px solid #b6c9a5;border-radius:50%;width:26px;height:26px;text-align:center;line-height:26px;font-size:12px}.missions b{font-size:14px}.missions p{font-size:12px;line-height:1.7;color:#687861;margin:5px 0 0}.quiz-section{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;padding-top:70px;padding-bottom:60px}.quiz-section>div>p:last-child{font-size:13px;color:var(--muted);line-height:1.7}.quiz-section form{background:#fff;border:1px solid #dce4d4;border-radius:18px;padding:26px}.quiz-section fieldset{border:0;padding:0;margin:0 0 23px}.quiz-section legend{font-size:14px;font-weight:700;padding:0;margin-bottom:10px}.quiz-section label{display:flex;gap:10px;align-items:center;padding:9px 10px;font-size:13px;min-height:44px;border-radius:7px;cursor:pointer}.quiz-section label:has(input:checked){background:#edf3e5}.quiz-section input{accent-color:#296a52;width:16px;height:16px;flex:none}.quiz-section .button{border:0;font:inherit;font-size:13px;cursor:pointer}#quiz-result{font-size:13px;line-height:1.8}#quiz-result:not(:empty){padding:16px;margin-top:16px;border-radius:8px;background:#edf3e5}#quiz-result p{margin:6px 0}.sources{padding-top:25px;padding-bottom:40px;border-top:1px solid #dce4d4}.sources h2{font-size:19px;letter-spacing:-.4px}.sources p{color:var(--muted);font-size:12px}.sources>div{display:flex;flex-wrap:wrap;gap:10px 22px}.sources a{font-size:11px;text-decoration:underline;text-underline-offset:3px}.anatomy-footer{border-top:1px solid #dce4d4;display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:25px;padding-bottom:30px}.anatomy-footer p,.anatomy-footer>a:last-child{font-size:11px;color:var(--muted)}.no-script{background:#fff1d3;padding:20px;border-radius:10px}
@media(min-width:1400px){.viewport{height:610px}}
@media(max-width:1100px){.lab{grid-template-columns:180px minmax(0,1fr) 230px}.organ-info{padding:20px 16px}.organ-picker{padding:20px 10px}.anatomy-hero{gap:35px}.hero-note{padding:28px}.lesson-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:850px){.lab{grid-template-columns:minmax(0,1fr) 250px}.viewer-column{grid-column:1;grid-row:1}.organ-info{grid-column:2;grid-row:1}.organ-picker{grid-column:1/-1;grid-row:2;padding:18px}.organ-picker>p{margin:6px 0 12px}.organ-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}.organ-list button{font-size:10px;gap:5px;background:#f7f9f2;min-height:42px}.part-status{font-size:9px}.assembly{margin-top:12px;padding-top:12px}.viewport{height:520px}.anatomy-hero h1{font-size:49px}.hero-note h2{font-size:26px}.hero-note{min-height:280px}.lab-footer{grid-row:3}.activity-section,.quiz-section{gap:30px;grid-template-columns:1fr 1.4fr}.section-heading{align-items:start;flex-direction:column;gap:10px}}
@media(max-width:600px){.anatomy-page .wrap{width:calc(100% - 32px)}.anatomy-page .nav .small{display:none}.anatomy-hero{display:block;padding-top:18px;padding-bottom:35px}.crumb{margin-bottom:25px}.anatomy-hero h1{font-size:46px;letter-spacing:-2.4px}.hero-description{font-size:14px;line-height:1.75}.hero-links{gap:20px;font-size:11px}.hero-links .button{font-size:12px;padding:14px 18px;gap:14px}.hero-note{display:none}.section-heading h2,.lesson-section h2,.activity-section h2,.quiz-section h2{font-size:26px}.section-heading>p{font-size:12px}.lab{display:flex;flex-direction:column;border-radius:16px}.viewer-column{order:0}.viewport{height:460px;height:clamp(390px,62svh,510px)}.viewer-heading{font-size:8px;left:14px;right:14px}.viewer-bottom{left:14px;right:14px}.viewer-bottom>span{font-size:9px}.view-toolbar{padding:9px 6px;gap:5px}.view-toolbar button{font-size:10px;padding:6px 8px;min-height:40px}.organ-picker{order:1;padding:16px}.organ-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.organ-list button{font-size:12px;min-height:44px;padding:8px 10px}.part-status{font-size:10px}.organ-picker>p{font-size:11px}.assembly{margin-top:12px}.organ-info{order:2;border-top:1px solid #e5eadf;padding:20px;display:grid;grid-template-columns:54px minmax(0,1fr);column-gap:14px}.detail-top{grid-column:1/-1;margin-bottom:14px}.organ-symbol{width:52px;height:52px;font-size:32px;margin:0;grid-column:1;grid-row:2/4;border-radius:12px}.organ-info h3{grid-column:2;font-size:26px}.organ-latin{grid-column:2;margin:3px 0 14px}.organ-info>p:not(.organ-latin),.location-note,.organ-action{grid-column:1/-1}.organ-info>p:not(.organ-latin):not(.organ-state){font-size:13px;margin-bottom:12px}.location-note p{font-size:12px;margin-bottom:12px}.organ-action{min-height:48px;font-size:13px}.organ-state{justify-self:center}.lab-footer{order:3;display:block;padding:16px}.lab-footer p{font-size:11px;line-height:1.6;margin-bottom:12px}.lab-footer>div{display:grid;grid-template-columns:1fr 1fr}.lab-footer button{min-height:44px;font-size:12px}.model-note{font-size:10px}.lesson-section{padding-top:48px}.lesson-grid{grid-template-columns:1fr;gap:12px;margin-top:20px}.lesson-grid article{padding:20px;display:block}.lesson-icon{float:left;margin-right:12px}.lesson-grid h3{margin:4px 0 20px;min-height:28px}.lesson-grid p{clear:both;margin-bottom:15px}.lesson-grid a{font-size:12px}.activity-section{display:block;margin-top:36px;padding:25px!important}.activity-copy>p:last-child{max-width:100%;margin-bottom:25px}.quiz-section{display:block;padding-top:45px;padding-bottom:35px}.quiz-section form{padding:20px;margin-top:25px}.quiz-section legend{font-size:13px}.quiz-section label{font-size:12px}.anatomy-footer{flex-wrap:wrap;gap:12px}.anatomy-footer p{margin:0}.anatomy-footer>a:last-child{width:100%}}
@media(prefers-reduced-motion:reduce){.anatomy-page *{scroll-behavior:auto!important;transition:none!important}}
.mobile-organ-controls{display:none}
@media(max-width:600px){.viewport{height:clamp(360px,55svh,450px)}.mobile-organ-controls{display:flex;gap:10px;align-items:end;padding:12px 14px;background:#204a40;border-top:1px solid #54715c}.mobile-organ-controls label{flex:1;min-width:0;font-size:8px;letter-spacing:1px;color:#d4e2cb}.mobile-organ-controls select{display:block;width:100%;margin-top:5px;min-height:44px;border:1px solid #8ba17e;background:#f1f6e8;border-radius:8px;color:#204335;font:inherit;font-size:13px;letter-spacing:0;padding:9px}.mobile-organ-controls button{height:44px;min-width:96px;background:#d4e4b6;color:#234b35;border:1px solid #d4e4b6;border-radius:8px;font-weight:700;font-size:13px}.organ-picker .panel-heading,.organ-picker>p,.organ-picker .organ-list{display:none}.organ-picker{padding:12px 16px}.assembly{margin:0;padding:0;border:0}.organ-info .organ-action{display:none}.organ-state{margin-top:0}.organ-info .organ-fact{margin-bottom:9px}}

/* Give the dark footer its own inset and readable colors on both layouts. */
.anatomy-page .anatomy-footer{padding:32px;background:#173c38;border-color:#365b49;border-radius:16px 16px 0 0;gap:24px}
.anatomy-footer .brand{color:#f1f6e8}.anatomy-footer p,.anatomy-footer>a:last-child{color:#d0dfd2;font-size:12px;line-height:1.8;margin:0}
.tutorial-share{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:20px}.tutorial-share button,.tutorial-share a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 14px;border:1px solid #bdcfb5;border-radius:9px;background:#edf3e5;color:#285c47;font-size:12px;font-weight:700;text-decoration:none}.tutorial-share [hidden]{display:none}.tutorial-share button:hover,.tutorial-share a:hover{background:#deead2}.share-feedback{font-size:12px;line-height:1.7;color:#3f6853;margin:10px 0 0}.share-feedback:empty{display:none}.manual-share{margin-top:12px}.manual-share label{display:block;font-size:12px;margin-bottom:6px}.manual-share input{width:100%;min-height:44px;padding:10px 12px;border:1px solid #9db38f;border-radius:8px;color:#285c47;background:#fff;font-size:13px}
@media(max-width:600px){.anatomy-page .anatomy-footer{padding:26px 24px;gap:16px}.tutorial-share{gap:7px}.tutorial-share button,.tutorial-share a{padding:10px 11px;font-size:11px}}