:root{color:#e6eee9;font-synthesis:none;--muted:#9aafa6;--line:#ffffff16;--lime:#d5e8a8;--gold:#e7b65f;--panel:#152725;background:#102120;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--lime);outline-offset:4px}button{border:1px solid var(--line);color:inherit;background:#ffffff06;border-radius:7px;padding:9px 13px;transition:background .15s}button:hover{background:#ffffff10}button.active,button[aria-pressed=true]{background:var(--lime);color:#1c3024;border-color:var(--lime)}button:disabled{cursor:wait;opacity:.5}a{color:var(--lime);text-underline-offset:3px}p{line-height:1.65}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-1.2px;margin-bottom:16px;font-family:Georgia,serif;font-size:36px;font-weight:400;line-height:1.08}h2{font-family:Georgia,serif;font-size:27px;font-weight:400;line-height:1.2}h3{letter-spacing:.05em;text-transform:uppercase;color:var(--lime);font-size:12px}header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;height:78px;padding:0 30px;display:flex}.brand{color:inherit;letter-spacing:-1px;align-items:center;gap:11px;font-size:23px;font-weight:650;text-decoration:none;display:flex}.brand svg{width:35px;height:35px;color:var(--lime)}.brand span{color:var(--lime)}.edition{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:10px}header nav{gap:5px;display:flex}header nav button{background:0 0;border-color:#0000;font-size:12px}.shell{grid-template-columns:252px minmax(380px,1fr) 310px;min-height:calc(100vh - 110px);display:grid}.sidebar{border-right:1px solid var(--line);flex-direction:column;gap:23px;padding:30px 22px;display:flex}.eyebrow{letter-spacing:.15em;text-transform:uppercase;color:var(--lime);margin-bottom:15px;font-size:10px}.intro{color:var(--muted);margin-bottom:0;font-size:12px;line-height:1.65}.section-title{letter-spacing:.13em;color:var(--muted);text-transform:uppercase;margin-bottom:12px;font-size:10px}.layers{gap:7px;display:grid}.layer{border:1px solid var(--line);background:#ffffff03;border-radius:7px;justify-content:space-between;align-items:center;padding:11px;font-size:12px;display:flex}.layer small{color:var(--muted);margin-top:5px;font-size:10px;display:block}.layer input{accent-color:var(--lime);width:17px;height:17px}.dot{background:#cfcebc;border-radius:50%;width:7px;height:7px;margin-right:7px;display:inline-block}.dot.teeth{background:#fff4d7}.dot.nerve{background:var(--gold)}.range-row{margin:15px 0}.range-row label{color:#c6d5cb;justify-content:space-between;margin-bottom:8px;font-size:11px;display:flex}.range-row output{font-variant-numeric:tabular-nums;color:var(--lime)}input[type=range]{width:100%;height:4px;accent-color:var(--lime);cursor:pointer}.wide{width:100%}.guide-list{gap:6px;display:grid}.guide-list button{text-align:left;justify-content:space-between;padding:10px 11px;font-size:11px;display:flex}.guide-list button span{color:var(--muted)}.stage-column{flex-direction:column;min-width:0;display:flex;position:relative}.stage-top{z-index:2;pointer-events:none;justify-content:space-between;gap:12px;display:flex;position:absolute;top:23px;left:23px;right:23px}.stage-top .eyebrow{margin:0 0 7px}.stage-top strong{font-size:12px;font-weight:400}.badge{color:#c5d5bd;border:1px solid var(--line);background:#182a26;border-radius:30px;max-width:210px;height:fit-content;padding:8px 11px;font-size:9px}.badge:before{content:"●";color:var(--lime);margin-right:6px;font-size:7px}.scene{width:100%;height:min(63vh,660px);min-height:410px;position:relative;overflow:hidden}.scene canvas{touch-action:none;max-width:100%;display:block}.scene-labels{pointer-events:none;position:absolute;inset:0;overflow:hidden}.scene-label{white-space:nowrap;text-overflow:ellipsis;background:#253831e8;border:1px solid #bdd2a955;border-radius:5px;max-width:230px;padding:6px 9px;font-size:10px;position:absolute;overflow:hidden;transform:translate(-50%,-140%)}.camera-bar{z-index:3;border:1px solid var(--line);background:#172924d9;border-radius:8px;gap:4px;padding:4px;display:flex;position:absolute;top:89px;left:50%;transform:translate(-50%)}.camera-bar button{border:0;padding:6px 9px;font-size:10px}.controls-card{background:linear-gradient(110deg,#d5e8a810,#d5e8a803);border:1px solid #d5e8a835;border-radius:12px;margin:0 24px 17px;padding:17px 20px}.controls-card .title{justify-content:space-between;align-items:center;margin-bottom:5px;font-size:14px;display:flex}.controls-card .subtitle{color:var(--muted);font-size:10px}.control-grid{grid-template-columns:1fr 1fr;gap:22px;display:grid}.hint{color:var(--muted);text-align:center;margin:0 20px 15px;font-size:10px}.chart{padding:0 24px 20px}.chart-caption{color:var(--muted);justify-content:space-between;margin:0 0 9px;font-size:9px;display:flex}.teeth-row{grid-template-columns:repeat(16,1fr);gap:3px;margin-bottom:5px;display:grid}.tooth-btn{border-radius:5px;min-width:0;padding:7px 0;font-size:10px}.tooth-btn small{opacity:.6;margin-top:2px;font-size:8px;display:block}.inspector{border-left:1px solid var(--line);overflow-wrap:anywhere;padding:27px 23px}.search{width:100%;color:inherit;border:1px solid var(--line);background:#0c1d1b;border-radius:7px;margin-bottom:10px;padding:11px;font-size:11px}.part-list{color:#c8d4ca;border:1px solid var(--line);background:#172a26;border-radius:6px;width:100%;margin-bottom:25px;padding:9px;font-size:11px}.inspect-kicker{color:var(--gold);letter-spacing:.09em;text-transform:uppercase;margin-bottom:12px;font-size:10px}.inspect-body{color:#b6c6bc;font-size:12px;line-height:1.65}.inspect-body h3{margin:21px 0 6px;font-size:10px}.inspect-body p{margin-bottom:10px}.inspect-body ul{padding-left:17px}.inspect-body li{margin:7px 0}.chips{flex-wrap:wrap;gap:6px;margin-bottom:17px;display:flex}.chip{border:1px solid var(--line);color:#c7d8be;background:#d5e8a80b;border-radius:4px;padding:6px 8px;font-size:10px}.inspect-actions{gap:5px;margin:18px 0;display:flex}.inspect-actions button{flex:1;padding:9px;font-size:10px}.source-note{color:var(--muted);border-top:1px solid var(--line);margin-top:22px;padding-top:15px;font-size:10px;line-height:1.65}.notice{color:#b3c6b9;border-left:2px solid var(--gold);background:#e7b65f08;margin:14px 0;padding:11px;font-size:10px;line-height:1.6}.legend{flex-wrap:wrap;gap:15px;padding-top:13px;font-size:10px;display:flex}.legend i{border-radius:50%;width:8px;height:8px;margin-right:5px;display:inline-block}footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:20px;padding:12px 28px;font-size:10px;display:flex}.loading{z-index:8;text-align:center;color:var(--lime);background:#102120f5;justify-content:center;align-items:center;font-size:14px;display:flex;position:absolute;inset:0}.loading small{color:var(--muted);max-width:300px;margin-top:10px;line-height:1.6;display:block}.error button{margin-top:15px}.hidden,[hidden]{display:none!important}.tour-card{background:#d5e8a80c;border:1px solid #d5e8a833;border-radius:8px;margin:0 24px 18px;padding:16px}.tour-card h3{margin-bottom:8px}.tour-card p{color:#c5d6c9;margin-bottom:12px;font-size:12px}.tour-card button{padding:6px 10px;font-size:10px}.tour-card .tour-actions{justify-content:space-between;display:flex}.imaging{min-height:650px;padding:23px}.imaging h2{margin:12px 0}.imaging-top{flex-wrap:wrap;gap:6px;margin-bottom:22px;display:flex}.imaging-top button{font-size:11px}.xray-wrap{border:1px solid var(--line);background:#080f0e;border-radius:9px;max-height:580px;padding:9px;position:relative;overflow:auto}.xray-wrap img{width:100%;max-width:none;display:block}.image-tools{flex-wrap:wrap;gap:12px;margin:15px 0;display:flex}.image-tools label{color:var(--muted);flex:1;min-width:120px;font-size:11px}.image-tools input{margin-top:12px;display:block}.image-tools select{color:inherit;border:1px solid var(--line);background:#172a26;max-width:100%;padding:7px}.image-caption{color:var(--muted);font-size:11px;line-height:1.65}.mpr-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.mpr-card{border:1px solid var(--line);background:#080f0e;border-radius:8px;min-width:0;padding:10px}.mpr-card:first-child{grid-column:1/-1;justify-self:center;width:100%;max-width:440px}.mpr-card img{object-fit:contain;aspect-ratio:1;width:100%;max-height:380px;display:block}.mpr-card label{color:#b4cbbb;justify-content:space-between;margin:9px 0;font-size:10px;display:flex}.imaging .notice{margin-top:20px}.sources-dialog{color:inherit;background:#142622;border:1px solid #d5e8a83a;border-radius:12px;width:90%;max-width:720px;max-height:85vh;padding:30px}.sources-dialog::backdrop{background:#000a}.sources-dialog .close{float:right}.sources-dialog p,.sources-dialog li{color:#b9c9bf;font-size:12px;line-height:1.7}.sources-dialog h3{margin-top:25px}.sources-dialog a{overflow-wrap:anywhere}.mobile-inspector{display:none}.lab-section-control{align-items:center;gap:8px;margin:14px 0;font-size:12px;display:flex}.lab-section-control input{accent-color:var(--lime)}@media (width>=1600px){.shell{grid-template-columns:280px minmax(600px,1fr) 350px}.scene{height:65vh}.sidebar{padding:35px 28px}.inspector{padding:32px 28px}}@media (width<=1120px){.shell{grid-template-columns:220px minmax(320px,1fr) 260px}.sidebar,.inspector{padding:24px 16px}header{padding:0 20px}.edition{display:none}h1{font-size:31px}.stage-top{left:17px;right:17px}.badge{max-width:145px;font-size:8px}.controls-card{margin:0 15px 15px}.chart{padding:0 15px 18px}}@media (width<=900px){.shell{grid-template-columns:210px minmax(0,1fr)}.inspector{border-left:0;border-top:1px solid var(--line);grid-column:1/-1;grid-template-columns:220px 1fr;gap:22px;display:grid}.inspector .inspect-content{grid-area:1/2/4}.inspector .part-list{align-self:start}.scene{height:550px}.edition{display:none}}@media (width<=600px){header{flex-direction:column;gap:14px;height:auto;min-height:105px;padding:18px 15px 12px}.brand{font-size:22px}header nav{justify-content:center;width:100%}header nav button{flex:1}.shell{flex-direction:column;display:flex}.sidebar{border-right:0;border-top:1px solid var(--line);order:2;grid-template-columns:1fr 1fr;gap:22px;padding:22px;display:grid}.sidebar .intro-block{grid-column:1/-1}h1{margin-bottom:9px;font-size:29px}.sidebar .intro-block .eyebrow{margin-bottom:8px}.sidebar .guide-block{grid-column:1/-1}.scene{height:490px;min-height:390px}.stage-column{order:1}.inspector{order:3;padding:24px;display:block}.scene-label{max-width:160px}.stage-top{top:19px}.stage-top .eyebrow{font-size:9px}.stage-top strong{font-size:11px}.badge{max-width:145px;font-size:8px}.camera-bar{top:73px}.chart{padding:0 12px 17px}.tooth-btn{padding:8px 0;font-size:9px}.tooth-btn small{font-size:7px}.teeth-row{gap:2px}.controls-card{padding:14px}.control-grid{gap:16px}.hint{font-size:9px}.imaging{min-height:0;padding:18px 12px}.mpr-grid{gap:7px}.mpr-card{padding:6px}.mpr-card label{font-size:9px}footer{flex-direction:column;gap:8px;padding:15px 22px;font-size:9px}.tour-card{margin:0 15px 15px}.sources-dialog{padding:22px}}@media (prefers-reduced-motion:reduce){*{transition:none!important}}.xray-inner{width:100%;position:relative}.xray-wrap .xray-inner img{width:100%;height:auto}#pano-landmarks{pointer-events:none;position:absolute;inset:0}.landmark{pointer-events:auto;color:#152720;background:#d5e8a8ed;border:1px solid #17271c;border-radius:50%;width:24px;height:24px;padding:0;font-size:10px;position:absolute;transform:translate(-50%,-50%);box-shadow:0 1px 8px #0009}.landmark:hover{background:#fff4bb}.mpr-card img{aspect-ratio:auto;height:auto}.sources-dialog{scrollbar-color:#668570 #142622}@media (width>=901px){.shell{height:calc(100dvh - 115px);min-height:590px}.sidebar,.inspector,.stage-column{scrollbar-width:thin;scrollbar-color:#52685d transparent;min-height:590px;max-height:calc(100dvh - 115px);overflow:auto}.scene{height:calc(100dvh - 440px);min-height:280px}.controls-card{margin-bottom:12px;padding:12px 17px}.controls-card .range-row{margin:11px 0}.chart{padding-bottom:12px}.hint{margin-bottom:10px}.camera-bar{top:72px}.stage-top{top:17px}}.dot.canal{background:#7ccacb}.dot.pulp{background:#cb6272}.dot.sinus{background:#7eacd6}