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auto;height:100px;display:flex;align-items:center;border-bottom:1px solid var(--line);z-index:5}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:17px;font-weight:700;letter-spacing:1.6px;line-height:1.2}.brand small{display:block;font:8px var(--mono);letter-spacing:2.5px;margin-top:7px;color:#626a65}.brand-arrow{margin:0 2px}.brand-symbol{display:flex;gap:3px;align-items:center;transform:skew(-12deg)}.brand-symbol i{height:31px;width:7px;border-top:6px solid var(--blue);border-bottom:6px solid var(--blue);background:var(--blue)}.brand-symbol i:nth-child(2){height:23px}.edition{margin-left:auto;font:9px var(--mono);letter-spacing:1.5px;display:flex;align-items:center;gap:12px;color:#4e5956}.slash{margin:0 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button.active{background:var(--ink);color:#f8f7f0}#viewport{position:absolute;inset:145px 15px 167px 305px;touch-action:none}#viewport canvas{width:100%;height:100%;display:block;outline:none;cursor:grab}#viewport canvas:active{cursor:grabbing}#part-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}.part-label{position:absolute;top:0;left:0;padding:7px 10px 7px 5px;display:flex;gap:8px;align-items:center;font-size:9px;white-space:nowrap;background:#f8f8f0eb;border:1px solid #c9cec5;border-radius:3px;pointer-events:auto;box-shadow:0 2px 12px #27303508}.part-label b{font:9px 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.part-arrow{opacity:1}.part-button.selected{color:var(--blue);font-weight:600}.part-button.selected:before{content:"";position:absolute;left:-12px;width:4px;height:4px;background:var(--blue);border-radius:50%}.inspector{position:absolute;left:330px;bottom:181px;max-width:320px;background:#f9f8f3ee;padding:17px 22px;border-left:2px solid var(--blue);z-index:5;box-shadow:0 5px 24px #303b3410}.inspector button{position:absolute;right:9px;top:9px;display:grid;place-items:center;padding:3px}.inspector button svg{width:14px;height:14px}.inspector .eyebrow{color:var(--blue);font-size:8px;margin:0 0 9px}.inspector h2{font-family:Georgia,serif;font-size:24px;font-weight:400;letter-spacing:-.6px;margin:0 0 8px}.inspector>p:last-child{font-size:11px;color:#68726b;line-height:1.7;margin:0}.tools{position:absolute;right:49px;top:45%;display:flex;flex-direction:column;gap:8px;z-index:4}.tools button{width:35px;height:35px;display:grid;place-items:center;border-radius:4px;transition:background 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.2s}.primary:hover{background:var(--blue);color:#fff}.primary svg{width:17px;height:17px}.separation-control{flex:1;max-width:480px;padding:0 32px 0 0;border-right:1px solid var(--line)}.control-heading{display:flex;align-items:center;justify-content:space-between}.control-heading label{font:8px var(--mono);letter-spacing:1.2px;color:#647169}.control-heading output{font:19px var(--mono);letter-spacing:-1px}.control-heading output span{font:10px var(--mono);margin-left:5px;color:#7b847d}input[type=range]{--progress:0%;appearance:none;-webkit-appearance:none;width:100%;height:2px;display:block;cursor:pointer;background:linear-gradient(to right,var(--blue) var(--progress),#cbd2c7 var(--progress));margin:14px 0 11px;padding:0;border-radius:4px}input[type=range]::-webkit-slider-thumb{appearance:none;width:11px;height:11px;border:2px solid #f7f7ef;border-radius:50%;background:var(--blue);box-shadow:0 0 0 1px var(--blue)}input[type=range]::-moz-range-thumb{width:8px;height:8px;border:2px 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strong{font:19px var(--mono);font-weight:400;color:var(--ink);margin-right:5px}.footnote{position:absolute;bottom:20px;left:50px;right:50px;display:flex;align-items:center;justify-content:center;font:7px var(--mono);letter-spacing:1.15px;color:#828a80;z-index:4}.footnote i{margin:0 14px;font-style:normal;color:#a4ad9f}.footnote button{position:absolute;right:0;font:8px var(--mono);letter-spacing:0;text-decoration:underline;text-underline-offset:3px}.footnote button span{margin-left:5px;text-decoration:none}.loading{position:absolute;inset:0;display:flex;justify-content:center;align-items:center;gap:12px;font:11px var(--mono);color:#647067}.loading>span{width:11px;height:11px;border:1px solid var(--blue);animation:turn 1.5s infinite ease}@keyframes turn{to{transform:rotate(180deg)}}dialog{border:1px solid #fff8;background:#f4f3ed;border-radius:6px;width:560px;max-width:calc(100vw - 32px);padding:42px;color:var(--ink);box-shadow:0 20px 80px #1e2d3026}dialog::backdrop{background:#25343355;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}dialog h2{font:38px Georgia,serif;letter-spacing:-1.5px;margin:22px 0}dialog p{font-size:13px;line-height:1.8;color:#626d65}dialog h3{font-size:13px;font-weight:600;margin-top:25px}dialog a{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--blue);margin-top:24px;text-underline-offset:4px}dialog a svg{width:15px;height:15px}.dialog-close{position:absolute;right:15px;top:15px}.dialog-note{font:8px var(--mono)!important;letter-spacing:1px;margin-top:32px!important;padding-top:16px;border-top:1px solid var(--line)}@media(min-width:1600px){#viewport{left:335px;bottom:180px}.assembly-index{top:410px}.intro{top:156px}}@media(max-height:820px)and (min-width:901px){.intro{top:125px}.intro .eyebrow{margin-bottom:13px}h1{font-size:48px}.description{margin-top:16px}.assembly-index{top:310px}.part-button{padding:4px 0;font-size:10px;line-height:14px}.index-heading{margin-bottom:7px}.view-options{top:125px}.control-dock{min-height:94px}.scene-caption{bottom:157px}}@media(max-width:1100px){.model-detail{display:none}.control-dock{gap:24px}.separation-control{max-width:none}.intro{left:32px}.masthead{left:30px;right:30px}.assembly-index{left:33px;width:193px}#viewport{left:230px;right:0}.tools{right:25px}.view-options{right:30px}.control-dock{left:30px;right:30px}.scene-caption,.footnote{left:32px;right:32px}.inspector{left:250px}.footnote>span{margin-right:auto}}@media(max-width:760px){#app{min-height:810px;height:100svh}.masthead{height:77px;left:22px;right:22px}.brand{font-size:13px;gap:9px;letter-spacing:1px}.brand small{font-size:6px;letter-spacing:1.9px}.brand-symbol i{width:5px;height:24px}.brand-symbol i:nth-child(2){height:18px}.edition{font-size:7px;letter-spacing:1px}.edition .status-dot,.edition .slash{display:none}.info-button{margin-left:9px}.intro{left:24px;top:107px}.intro 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.caption-line{width:25px}.control-dock{left:18px;right:18px;bottom:54px;padding:17px 16px;min-height:136px;display:grid;grid-template-columns:145px 1fr;gap:18px}.primary{height:39px;font-size:10px;min-width:0;gap:10px;grid-column:1;grid-row:2}.separation-control{grid-column:1 / 3;grid-row:1;padding:0;border:0;width:100%}.control-heading output{font-size:15px}.control-heading label{font-size:7px}.range-labels{display:none}input[type=range]{margin:12px 0 0}.motion-control{grid-column:2;grid-row:2;gap:8px;min-width:0;justify-self:end}.motion-control button{width:31px;height:31px}.motion-control .eyebrow{font-size:6px;letter-spacing:.5px}.motion-control>div{gap:5px}#motion-status{font-size:9px}.footnote{bottom:17px;left:24px;right:24px;font-size:6px;letter-spacing:.6px;justify-content:space-between}.footnote>span{max-width:175px;line-height:1.8;margin-right:0}.footnote i{margin:0 4px}.footnote button{font-size:7px;max-width:120px;text-align:right}.inspector{left:22px;right:22px;bottom:242px;max-width:300px;padding:13px 16px}.inspector h2{font-size:20px}.inspector>p:last-child{font-size:10px}.part-label{font-size:7px;padding:4px 7px 4px 3px;gap:4px}.part-label b{font-size:7px;padding:3px}dialog{padding:30px}dialog h2{font-size:31px}dialog p{font-size:12px}}@media(max-width:380px){.edition{display:none}.info-button{margin-left:auto}.control-dock{grid-template-columns:132px 1fr;gap:13px}.intro{top:102px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}.intro{pointer-events:none;max-width:355px}.intro h1{font-size:clamp(37px,3.2vw,45px)}.description{white-space:pre-line;max-width:320px}.study-navigation{pointer-events:auto;display:flex;flex-direction:column;gap:8px;max-width:245px;margin-top:23px}.study-navigation label{font:7px var(--mono);letter-spacing:1.3px;color:#7b847c}.study-navigation select{appearance:auto;width:100%;font:11px DM Sans,sans-serif;color:var(--ink);padding:11px 23px 11px 10px;border:1px solid #cdd2c8;border-radius:4px;background:#f8f7f1;cursor:pointer}.study-navigation select:focus-visible{outline:2px solid var(--blue);outline-offset:3px}#back{pointer-events:auto;position:absolute;left:0;top:-29px;font:9px var(--mono);color:var(--blue);padding:3px 0}.assembly-index{top:425px;bottom:216px;display:flex;flex-direction:column}.index-heading{flex-shrink:0}#parts{overflow:auto;scrollbar-width:thin;scrollbar-color:#b4c0af transparent;padding-right:8px}.part-button{padding:7px 0;line-height:1.4}.part-button>span:nth-child(2){max-width:190px}#viewport{top:130px;right:74px;bottom:178px}.reveal-button{position:absolute;right:51px;top:218px;z-index:5;border:1px solid #cbd2c5;border-radius:4px;font:9px var(--mono);padding:9px 12px;background:#f5f5ed}.reveal-button[aria-pressed=true]{background:var(--blue);border-color:var(--blue);color:#fff}.inspector{left:auto;right:86px;bottom:184px;max-width:325px;padding-top:19px;max-height:310px;overflow:auto}.inspector #part-description{font-size:11px;color:#68726b;line-height:1.7;margin:0}.part-evidence{display:flex;gap:15px;justify-content:space-between;font:8px var(--mono);margin-top:13px;color:#61796a;align-items:center}.part-evidence a{white-space:nowrap;color:var(--blue);text-underline-offset:3px}.inspector .open-study{position:static;display:flex;justify-content:space-between;align-items:center;margin-top:15px;border-top:1px solid #d3d9cf;padding:13px 0 0;width:100%;font-size:11px;color:var(--blue)}.inspector .open-study svg{width:16px;height:16px}#study-sources{padding:2px 0 15px;border-bottom:1px solid var(--line)}#study-sources a{margin-top:12px;font-size:11px}.loading{z-index:10;background:#eeede8d9;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.loading button{color:var(--blue);text-decoration:underline}.loading>span{flex:none}@media(min-width:1600px){.assembly-index{top:465px}}@media(max-height:820px)and (min-width:761px){.intro{top:137px}.intro h1{font-size:40px}.intro .eyebrow{font-size:8px;margin-bottom:12px}.description{margin-top:13px;font-size:11px;line-height:1.6}.study-navigation{margin-top:17px;gap:6px}.study-navigation select{padding:9px;font-size:10px}.assembly-index{top:364px;bottom:204px}.part-button{padding:6px 0;font-size:10px}.view-options{top:131px}.reveal-button{top:193px}.inspector{max-height:280px}}@media(max-width:1100px)and (min-width:761px){.intro h1{font-size:38px}.intro{max-width:290px}.study-navigation{max-width:194px}.reveal-button{right:31px}.inspector{right:65px}.assembly-index{width:202px}#viewport{left:245px;right:55px}}@media(max-width:760px){.intro{top:108px;left:24px;right:24px;max-width:none}.intro h1{font-size:36px;letter-spacing:-1.7px}.intro h1 span{font-size:22px}.intro .eyebrow{font-size:6px;margin-bottom:11px;letter-spacing:.9px}.description{font-size:10px;line-height:1.55;margin-top:12px}.study-navigation{margin-top:16px;max-width:247px;gap:5px}.study-navigation label{font-size:6px}.study-navigation select{font-size:10px;padding:8px 10px}.assembly-index{top:auto;bottom:200px;display:block;height:36px}.index-heading{display:none}#parts{padding-right:0;overflow:auto}.part-button{padding:8px 0;font-size:10px}.part-button>span:nth-child(2){max-width:none}#back{top:-23px;font-size:7px}.view-options{top:314px;right:24px}.segments{margin-top:0}.segments button{font-size:7px;padding:7px 8px}.reveal-button{left:24px;right:auto;top:314px;font-size:7px;padding:9px 7px}.tools{top:362px}#viewport{inset:346px 0 236px;min-height:220px}.scene-caption{bottom:239px;font-size:6px}.inspector{left:22px;right:22px;max-width:none;max-height:230px;bottom:240px}.inspector h2{font-size:21px}.inspector #part-description{font-size:10px;line-height:1.6}.part-evidence{font-size:7px}.inspector .open-study{margin-top:10px;padding-top:10px;font-size:10px}}@media(max-width:380px){.intro h1{font-size:33px}.reveal-button{font-size:6px}.segments button{padding:7px 6px}}.inspector .focus-part{position:static;display:inline-block;padding:0;margin-top:15px;font:9px var(--mono);color:var(--blue);text-decoration:underline;text-underline-offset:4px}.study-navigation{width:245px}@media(max-height:820px)and (min-width:761px){.reveal-button{top:208px}}@media(max-width:1100px)and (min-width:761px){.study-navigation{width:194px}}@media(max-width:760px){.study-navigation{width:247px}}#app.expanded .intro,#app.expanded .assembly-index,#app.expanded .view-options,#app.expanded .scene-caption{display:none}#app.expanded #viewport{inset:112px 68px 178px 24px}#app.expanded .tools{top:140px}#app.expanded .reveal-button{top:115px;right:48px}@media(max-width:760px){#app.expanded #viewport{inset:113px 0 203px}#app.expanded .tools{top:153px}#app.expanded .reveal-button{left:24px;right:auto;top:98px}}.oas-demo-brand{display:flex;align-items:center;gap:16px;text-decoration:none;color:#000;white-space:nowrap}.oas-demo-mark{font-family:Arial,Helvetica,sans-serif;font-size:49px;font-weight:900;letter-spacing:-5px;color:#982b35;line-height:1}.oas-demo-name{font-family:Arial,Helvetica,sans-serif;font-size:9px;font-weight:700;letter-spacing:1.4px;line-height:1.5;color:#000}@media(min-width:761px){#app{min-height:620px}.masthead{height:77px}.masthead .edition{font-size:8px}}@media(max-width:760px){.oas-demo-brand{gap:12px}.oas-demo-mark{font-size:38px;letter-spacing:-4px}.oas-demo-name{font-size:7px;letter-spacing:1px}}@media(min-width:761px){.masthead{left:34px;right:34px}}