:root{color-scheme:dark;font:16px/1.55 Inter,Arial,sans-serif;background:#050910;color:#e5edf6;--accent:#a6d7f5;--line:#7da6c329;--muted:#93a7b8}*{box-sizing:border-box}body{margin:0}button,select,input{font:inherit}button,select{color:#dbe8f4;background:#101a26e8;border:1px solid var(--line);border-radius:5px;min-height:44px;padding:9px 13px;font-size:14px;cursor:pointer}button:hover,select:hover{border-color:#9acced88;background:#1c3044}button[aria-pressed=true],button.active{border-color:#a6d7f5;background:#29455c;color:#fff}button:disabled{opacity:.4;cursor:not-allowed}a{color:#bddef7;text-underline-offset:4px}a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid #b6e5ff;outline-offset:4px}.primary{background:#bad9eb;color:#081420;font-weight:600;border-color:#b9dced}.primary:hover{background:#d5ecfa;color:#081420}.topbar{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;border-bottom:1px solid var(--line);gap:20px}.brand{text-decoration:none;font-size:20px;font-weight:800;letter-spacing:-.8px;color:white;white-space:nowrap}.brand span{font-size:12px;font-weight:400;letter-spacing:2px;color:#9aafc0}.exhibit-id{font-size:12px;letter-spacing:2px;color:#8ea3b5}.exhibit-id i{display:inline-block;width:34px;border-top:1px solid #52687d;vertical-align:middle;margin:0 14px}.back-link{font-size:13px}#experience{position:relative;height:calc(100svh - 112px);min-height:740px;overflow:hidden;background:#03070d}#viewport{position:absolute;inset:0;touch-action:none}canvas{display:block;width:100%;height:100%;outline:none}.vignette{position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,#050910bb,transparent 30%,transparent 65%,#0509108c),linear-gradient(0deg,#050910bb,transparent 20%)}.headline{position:absolute;top:92px;left:34px;pointer-events:none;max-width:45%}.eyebrow{font-size:12px;letter-spacing:2.4px;color:#89a8bf;font-weight:500;margin:0 0 16px}h1{font-size:clamp(42px,5.6vw,86px);line-height:.98;font-weight:450;letter-spacing:-4px;margin:0}h1 span{color:#8bacc6}.headline>p:last-child{color:#879eaf;font-size:15px;margin-top:22px}h2{font-size:28px;font-weight:450;letter-spacing:-.8px;line-height:1.2}.view-nav{position:absolute;top:22px;left:30px;display:flex;gap:5px;background:#07101b9c;padding:4px;border:1px solid var(--line);border-radius:8px;backdrop-filter:blur(12px)}.view-nav button{border-color:transparent;background:transparent}.top-controls{position:absolute;right:28px;top:25px;display:flex;align-items:center;gap:8px}.top-controls label{font-size:12px;color:var(--muted)}.top-controls select{max-width:100px}.inspector{position:absolute;right:28px;top:100px;bottom:62px;width:300px;padding:20px;background:#0a1420d9;border:1px solid var(--line);border-radius:8px;overflow-y:auto;backdrop-filter:blur(18px);scrollbar-width:thin;scrollbar-color:#30475a transparent}.panel-heading{display:flex;justify-content:space-between;gap:8px;font-size:10px;letter-spacing:1.4px;color:#a6b8c7;margin-bottom:14px}.panel-heading span:last-child{font-size:9px;color:#738a9d}#country{width:100%;margin-bottom:12px}.library{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding-bottom:16px;border-bottom:1px solid var(--line)}.library button{text-align:left;min-height:53px;padding:9px;font-size:12px}.library small{display:block;font-size:10px;letter-spacing:1px;color:#89a4ba}.detail-eyebrow{display:flex;justify-content:space-between;color:#88b8d8;font-size:11px;letter-spacing:1.5px;margin-top:20px}#system-name{margin:8px 0 12px}#system-description{font-size:14px;color:#a3b5c4;line-height:1.65}dl{margin:16px 0}dl>div{display:flex;justify-content:space-between;gap:18px;padding:8px 0;border-bottom:1px solid #253e503f;font-size:12px}dt{color:#849db1}dd{margin:0;text-align:right;max-width:65%;color:#d7e7f3}.fine{font-size:12px;color:#8ca2b4;line-height:1.6}.panel-actions{display:grid;gap:7px}.panel-links{display:flex;justify-content:space-between;gap:6px;margin-top:10px}.panel-links button{font-size:12px;padding:6px}.panel-links select{font-size:12px;padding:6px}.scene-tools{position:absolute;left:30px;bottom:105px;display:flex;flex-wrap:wrap;gap:6px;max-width:calc(100% - 390px)}.scene-tools[hidden]{display:none}.globe-caption{position:absolute;left:34px;bottom:85px;max-width:380px}.globe-caption span{font-size:11px;letter-spacing:2px;color:#aecadd}.globe-caption p{font-size:13px;color:#7f97aa}.statusline{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;padding:14px 30px;border-top:1px solid var(--line);background:#050b12b3;font:10px/1.5 monospace;letter-spacing:1px;color:#829aad;gap:14px}.inspector-toggle{display:none}.flight-controls{position:absolute;left:24px;right:350px;bottom:62px;padding:15px;background:#081422dc;border:1px solid var(--line);border-radius:8px;backdrop-filter:blur(12px)}.playback{display:flex;flex-wrap:wrap;gap:7px;align-items:center}.playback label{font-size:12px;color:#98acbb}.playback select{max-width:138px}.playback button,.playback select{font-size:12px;min-height:38px;padding:7px 10px}#scrub{width:100%;margin:16px 0;accent-color:#b2dcf6;cursor:pointer}#phases{display:flex;gap:4px;overflow:auto;scrollbar-width:thin}#phases button{font-size:10px;min-width:86px;flex:1;padding:6px;border-radius:3px;line-height:1.3}.phase-description{font-size:12px;color:#a7b9c8;margin-bottom:0;min-height:38px}.science{position:absolute;left:32px;top:275px;width:240px;background:#071321d9;border-left:1px solid #6a9dc3;padding:18px}.science p:last-child{font-size:12px;color:#93a9bd}.science dl>div{display:block}.science dd{text-align:left;max-width:none;font-size:16px}.history-panel{position:absolute;left:32px;bottom:110px;max-width:570px;background:#081422ed;padding:24px;border:1px solid var(--line);border-radius:8px}.history-panel p:not(.eyebrow){color:#a5bacb}.history-panel a{font-size:13px}#history-dates{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}#compare-options{display:grid;gap:8px}#compare-options label{font-size:13px;min-height:38px;display:flex;align-items:center;gap:10px}#compare-options input{accent-color:#b5ddf6;width:18px;height:18px}#compare-stats article{border-top:1px solid var(--line);padding:10px 0;font-size:13px}#compare-stats p{font-size:12px;color:#9fb3c2}.component-note{border-left:2px solid #91d3fa;background:#1b3445;padding:12px;margin-top:20px;font-size:13px}footer{padding:14px 28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px;border-top:1px solid var(--line);font-size:12px;color:#8aa1b3}footer nav{display:flex;gap:18px;align-items:center}footer button{border:0;background:none;padding:0;font-size:12px;min-height:20px}dialog{background:#0b1724;color:#dceaf5;border:1px solid #35526b;border-radius:12px;width:min(660px,calc(100vw - 28px));max-height:85svh;padding:32px;line-height:1.75}dialog::backdrop{background:#01050bd9;backdrop-filter:blur(8px)}dialog p,dialog li{color:#a7bece;font-size:15px}.close{float:right}.source-entry{padding:16px 0;border-top:1px solid var(--line)}.source-entry small{display:block;color:#809aae}.source-entry p{margin:6px 0;font-size:13px}#load{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#050910;z-index:20;text-align:center;padding:25px}#load[hidden]{display:none}.load-orbit{width:58px;height:58px;border:1px solid #43627e;border-top-color:#d4eaff;border-radius:50%;animation:spin 2s linear infinite}#load p{color:#8ca7bd;max-width:440px}@keyframes spin{to{transform:rotate(360deg)}}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{position:fixed;top:10px;left:10px;z-index:100;background:#fff;color:#000;padding:12px}.fallback{padding:30px}.reduced-motion .load-orbit{animation:none}[hidden]{display:none!important}
@media(max-width:1150px){.exhibit-id{display:none}.top-controls{top:81px;left:30px;right:auto}.headline{top:155px}h1{font-size:58px}.inspector{top:82px}.science{top:330px;width:220px}.scene-tools{bottom:100px}.view-nav{right:auto}.flight-controls{right:350px}.playback{gap:5px}}
@media(max-width:760px){.topbar{padding:0 16px;height:55px}.brand{font-size:18px}.back-link{font-size:12px}#experience{height:auto;min-height:calc(100svh - 55px);overflow:visible;padding-bottom:44px}#viewport,.vignette{height:64svh;min-height:420px;bottom:auto}.headline{left:20px;top:125px;max-width:70%}h1{font-size:42px;letter-spacing:-2px}.eyebrow{font-size:10px;letter-spacing:1.6px}.headline>p:last-child{font-size:12px;margin-top:12px}.view-nav{left:12px;right:12px;top:12px;justify-content:space-between;gap:0}.view-nav button{font-size:12px;padding:7px 9px}.top-controls{top:70px;left:16px;gap:5px}.top-controls select,.top-controls button{font-size:12px;min-height:36px;padding:5px 9px}.top-controls label{font-size:11px}.inspector-toggle{display:block;position:relative;top:0;margin:0 14px;width:calc(100% - 28px);border-radius:10px 10px 0 0;background:#132637;text-align:center}.inspector{position:relative;top:0;right:0;bottom:auto;width:auto;margin:0 14px;padding:18px;max-height:none;border-radius:0 0 12px 12px;backdrop-filter:none}.inspector.collapsed{display:none}.inspector-toggle{margin-top:max(420px,64svh)}.library{grid-template-columns:repeat(4,1fr)}.library button{font-size:11px}.scene-tools{left:14px;right:14px;bottom:auto;top:calc(max(420px,64svh) - 70px);max-width:none;justify-content:center}.scene-tools button{font-size:12px;min-height:40px}.globe-caption{left:20px;bottom:auto;top:calc(max(420px,64svh) - 78px);max-width:85%}.globe-caption p{font-size:12px}.statusline{position:relative;margin-top:18px;padding:12px 16px;font-size:9px}.statusline span:first-child{max-width:75%}.flight-controls{position:relative;left:auto;right:auto;bottom:auto;margin:12px 14px}.playback button,.playback select{min-height:44px}.science{left:16px;top:235px;width:180px;padding:10px;pointer-events:none}.science .eyebrow{margin-bottom:5px}.science dl{margin:0}.science dl>div{font-size:10px;padding:3px}.science dd{font-size:12px}.science p:last-child{font-size:10px;line-height:1.3}.history-panel{position:relative;left:auto;bottom:auto;max-width:none;margin:15px 14px}.history-panel h2{font-size:23px}.panel-heading{font-size:11px}.panel-heading span:last-child{font-size:10px}.library small{font-size:10px}#system-description{font-size:15px}dl>div{font-size:14px}footer{padding:20px 16px max(20px,env(safe-area-inset-bottom))}.flight-view .headline{top:125px}.flight-view h1{font-size:32px}.flight-view .headline>p:last-child{max-width:230px}.flight-view .globe-caption{display:none}.model-view .headline h1,.compare-view .headline h1{font-size:34px}.model-view .headline,.compare-view .headline{pointer-events:none;max-width:48%}}
@media(max-width:760px) and (orientation:landscape){#viewport,.vignette{height:90svh;min-height:360px}.inspector-toggle{margin-top:max(360px,90svh)}.scene-tools,.globe-caption{top:calc(max(360px,90svh) - 70px)}.science{top:150px;left:auto;right:16px}.headline{top:128px}h1{font-size:36px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.load-orbit{animation:none}}

@media(min-width:761px){.flight-view .headline{top:145px}.flight-view .headline h1{font-size:42px;letter-spacing:-2px}.flight-view .headline>p:last-child{margin-top:10px}.science{top:290px;max-height:calc(100% - 560px);overflow:auto}.science dl>div{display:flex;gap:12px}.science dd{font-size:12px;text-align:right;max-width:55%}.science .eyebrow{font-size:10px;margin-bottom:6px}.science p:last-child{font-size:11px}}
@media(max-width:760px){#experience{display:flex;flex-direction:column}.inspector-toggle{order:2}.inspector{order:3}.history-panel{order:4}.flight-controls{order:1}.statusline{order:5}.flight-view .inspector-toggle{margin-top:0}.flight-view .flight-controls{margin-top:max(420px,64svh)}.science{max-height:205px;overflow:auto}}
@media(max-width:760px) and (orientation:landscape){.flight-view .flight-controls{margin-top:max(360px,90svh)}}
/* Phone exhibit: one stable viewport, with controls docked over its lower edge. */
.current-phase{font-size:12px;color:#bad9eb;flex:1;min-width:100px}#flight-options-toggle{display:none}
@media(max-width:760px){
 .topbar{padding:env(safe-area-inset-top) 16px 0;height:calc(50px + env(safe-area-inset-top))}
 #experience{height:calc(100svh - 50px - env(safe-area-inset-top));min-height:540px;display:block;overflow:hidden;padding:0}
 #viewport,.vignette{height:100%;min-height:0;inset:0}
 .vignette{background:linear-gradient(180deg,#050910aa,transparent 27%,transparent 70%,#05091099)}
 .view-nav{top:10px;left:10px;right:10px;overflow-x:auto;justify-content:flex-start;backdrop-filter:none;background:#09131df2;scrollbar-width:none}
 .view-nav button{flex:1;white-space:nowrap;min-height:44px;font-size:13px;padding:8px}
 .top-controls{top:72px;left:auto;right:12px}.top-controls button,.top-controls select{min-height:44px}.top-controls label{font-size:0}
 .headline,.flight-view .headline,.model-view .headline,.compare-view .headline{top:132px;left:18px;max-width:calc(100% - 36px)}
 .headline .eyebrow{margin-bottom:8px;font-size:11px}.headline h1,.flight-view h1,.model-view .headline h1,.compare-view .headline h1{font-size:28px;letter-spacing:-1px;white-space:normal!important}
 .headline>p:last-child{font-size:12px;margin-top:8px}.flight-view .headline>p:last-child{max-width:none}
 .globe-caption{top:auto;bottom:82px;left:18px;max-width:90%}.globe-caption p{margin:6px 0}
 .inspector-toggle,.flight-view .inspector-toggle{position:absolute;z-index:8;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));width:calc(100% - 24px);margin:0;top:auto;min-height:48px;border-radius:12px;background:#162b3ef5;font-size:14px;box-shadow:0 8px 32px #0008}
 .inspector{position:absolute;z-index:7;left:12px;right:12px;top:auto;bottom:calc(68px + env(safe-area-inset-bottom));width:auto;margin:0;max-height:65%;overflow-y:auto;overscroll-behavior:contain;border-radius:14px;background:#0b1724;box-shadow:0 -12px 50px #0008;padding:18px}
 .library{grid-template-columns:repeat(2,1fr)}.library button{font-size:14px;min-height:56px}.library small{font-size:11px}
 .scene-tools{top:auto;bottom:80px;left:12px;right:12px;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;max-width:none}.scene-tools button{flex:0 0 auto;min-height:44px;font-size:13px}
 .flight-controls,.flight-view .flight-controls{position:absolute;left:10px;right:10px;bottom:76px;top:auto;margin:0;padding:10px 12px;border-radius:14px;background:#0b1724f5;backdrop-filter:none;max-height:55%;overflow-y:auto}
 .playback{gap:6px}.playback button,.playback select{font-size:14px;min-height:44px}.playback label,.playback #science-toggle,.playback #layers-toggle{display:none}
 .expanded .playback label,.expanded .playback #science-toggle,.expanded .playback #layers-toggle{display:block}.playback label{font-size:13px}#flight-options-toggle{display:block;margin-left:auto}
 .current-phase{font-size:12px;min-width:65px;max-width:100px;line-height:1.2}
 #scrub{min-height:30px;margin:5px 0;touch-action:pan-x}#phases button{min-width:104px;min-height:44px;font-size:12px}.phase-description{display:none}.expanded .phase-description{display:block}
 .science{top:200px;left:14px;width:190px;max-height:180px;background:#071321dd}.science p:last-child{display:none}
 .history-panel{position:absolute;top:auto;bottom:78px;left:12px;right:12px;margin:0;max-height:45%;overflow-y:auto;padding:18px}.history-panel p{font-size:14px}
 .statusline{position:absolute;top:83px;left:16px;right:auto;bottom:auto;padding:0;margin:0;border:0;background:none;font-size:10px}.statusline span:first-child{display:none}
 footer{font-size:12px}.inspector-toggle[aria-expanded=true]{border-color:#8bbbd9}
}
@media(max-width:760px) and (orientation:landscape){
 #experience{min-height:320px}.headline,.flight-view .headline,.model-view .headline,.compare-view .headline{top:125px;max-width:38%}.headline h1,.flight-view h1{font-size:22px}.headline>p:last-child,.headline .eyebrow{display:none}
 .view-nav{right:240px}.top-controls{top:14px}.statusline{top:76px}.inspector-toggle,.flight-view .inspector-toggle{left:auto;width:205px;right:12px;bottom:12px}.inspector{left:auto;width:300px;max-height:75%;bottom:70px}
 .flight-controls,.flight-view .flight-controls{left:12px;right:230px;bottom:12px;max-height:57%}.scene-tools{right:230px;bottom:12px}.globe-caption{bottom:20px;max-width:50%}.science{left:auto;right:14px;top:80px;max-height:160px;width:180px}.history-panel{right:230px;bottom:12px;max-height:65%}
}

@media(max-width:760px){.playback #compound-toggle{display:none}.expanded .playback #compound-toggle{display:block}}