@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650&family=Instrument+Serif:ital@0;1&display=swap";:root{color:#e0e5e2;font-synthesis:none;-webkit-font-smoothing:antialiased;--muted:#8d9a97;--border:#232b2d;--teal:#88b8ad;background:#080a0c;font-family:DM Sans,Arial,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:5px;outline:2px solid #528c8d}a,button{color:inherit}.header{border-bottom:1px solid var(--border);z-index:3;justify-content:space-between;align-items:center;height:78px;margin:0 46px;display:flex;position:relative}.wordmark{letter-spacing:-.6px;align-items:center;gap:10px;font-size:19px;font-weight:550;text-decoration:none;display:flex}.wordmark svg{color:#477772;width:30px;height:30px;margin-right:3px}.wordmark-divider{background:#d7dcd5;width:1px;height:17px;margin:0 8px}.wordmark-sub{letter-spacing:.1px;color:#737b75;font-size:12px;font-weight:400}.text-button{background:0 0;border:0;padding:10px 0;font-size:12px}.text-button span{color:#7b857c;margin-left:10px}main{height:calc(100svh - 78px);min-height:690px;position:relative;overflow:hidden}#scene{position:absolute;inset:0 0 103px}canvas{touch-action:none;width:100%;height:100%;display:block}.loading{letter-spacing:1px;color:var(--muted);font-size:12px;transition:opacity .5s;position:absolute;top:45%;left:60%;transform:translate(-50%,-50%)}.loading.loaded{opacity:0;pointer-events:none}.intro{pointer-events:none;z-index:2;position:absolute;top:58px;left:47px}.eyebrow{letter-spacing:1.9px;color:#77847c;align-items:center;gap:8px;margin:0 0 26px;font-size:9px;font-weight:550;display:flex}.status-dot{background:#5a8f82;border-radius:50%;width:5px;height:5px}h1{letter-spacing:-1.5px;margin:0 0 23px;font-family:Instrument Serif,Georgia,serif;font-size:clamp(40px,4.2vw,65px);font-weight:400;line-height:1.02}.intro-copy{color:#7a817c;margin:0;font-size:12px;line-height:1.95}.legend{width:171px;margin-top:39px}.legend-heading{letter-spacing:1.55px;color:#8c918a;margin-bottom:12px;font-size:8px}.legend-gradient{background:linear-gradient(90deg,#8cc4b9 0%,#47aab8 25%,#4468a5 53%,#af997c 77%,#d89b5e 100%);border-radius:1px;height:4px}.legend-labels{color:#8b918b;justify-content:space-between;margin-top:8px;font-size:9px;display:flex}.stage-note{pointer-events:none;position:absolute;bottom:197px;left:48px}.stage-number{letter-spacing:1.6px;color:#9ba29a;font-size:9px}.stage-note h2{letter-spacing:-.1px;margin:13px 0 9px;font-size:13px;font-weight:500}.stage-note p{color:#899087;margin:0;font-size:11px;line-height:1.9}.annotations{pointer-events:none;position:absolute;inset:0 0 103px}.annotation{white-space:nowrap;color:#7a8680;will-change:transform;align-items:center;gap:7px;font-size:10px;transition:opacity .3s;display:flex;position:absolute}.annotation-dot{border:1px solid #72a59b;border-radius:100%;width:4px;height:4px}.annotation i{background:linear-gradient(90deg,#bbc7bd,#0000);width:42px;height:1px;margin-left:5px;display:block}.annotation.flipped{flex-direction:row-reverse}.annotation.flipped i{background:linear-gradient(90deg,#0000,#bbc7bd);margin:0 5px 0 0}.view-tools{align-items:center;gap:7px;display:flex;position:absolute;bottom:177px;right:46px}.orbit-hint{letter-spacing:.15px;color:#969d94;align-items:center;gap:6px;margin-right:13px;font-size:10px;display:flex}.orbit-hint svg{width:18px;height:18px}.icon-button{color:#788277;background:0 0;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;width:32px;height:32px;transition:background .2s,border-color .2s;display:inline-flex}.icon-button svg{width:17px;height:17px}.playback{border-top:1px solid var(--border);border-bottom:1px solid var(--border);align-items:center;gap:24px;height:95px;padding:0 9px;display:flex;position:absolute;bottom:58px;left:46px;right:46px}.play-button{color:#fff;background:#2e4942;border:1px solid #2e4942;border-radius:50%;flex-shrink:0;place-items:center;width:41px;height:41px;transition:background .2s,transform .2s;display:grid}.play-button:hover{background:#42665a;transform:scale(1.035)}.play-button svg{width:17px;height:17px}.timeline{flex:1;min-width:0}.timeline-heading{justify-content:space-between;align-items:baseline;margin-bottom:6px;font-size:10px;display:flex}.timeline-heading>span{color:#9aa093;font-variant-numeric:tabular-nums;letter-spacing:.6px;font-size:9px}.timeline-labels{color:#969e91;letter-spacing:.2px;justify-content:space-between;margin-top:5px;font-size:8px;display:flex}.timeline input{appearance:none;cursor:pointer;--progress:0%;background:0 0;width:100%;height:12px;margin:0;display:block}.timeline input::-webkit-slider-runnable-track{background:linear-gradient(to right,#658d7f var(--progress),#e1e5dc var(--progress));border-radius:2px;height:2px}.timeline input::-webkit-slider-thumb{appearance:none;background:#507e6d;border:2px solid #fafaf8;border-radius:100%;width:9px;height:9px;margin-top:-3.5px;box-shadow:0 0 0 1px #729683}.timeline input::-moz-range-track{background:#e1e5dc;height:2px}.timeline input::-moz-range-progress{background:#658d7f;height:2px}.timeline input::-moz-range-thumb{background:#507e6d;border:2px solid #fafaf8;border-radius:100%;width:6px;height:6px}.playback-divider{background:var(--border);width:1px;height:29px;margin-left:6px}.speed-button{color:#687360;font-variant-numeric:tabular-nums;background:0 0;border:0;min-width:39px;padding:8px;font-size:11px;font-weight:500}.footer{color:#a1a699;justify-content:space-between;align-items:center;gap:16px;height:58px;font-size:9px;display:flex;position:absolute;bottom:0;left:46px;right:46px}.footer p{margin:0}.footer a{color:#7a8773;text-decoration:none}.footer a:hover{text-decoration:underline}.footer>span{color:#a2a998;font-size:8px}dialog{border:1px solid var(--border);color:#303d31;background:#fafaf8;border-radius:12px;width:calc(100% - 32px);max-width:550px;padding:46px;box-shadow:0 24px 100px #203f2220}dialog::backdrop{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#e4e9e3a8}dialog h2{letter-spacing:-.6px;margin:0 0 22px;font-family:Instrument Serif,Georgia,serif;font-size:38px;font-weight:400}dialog .eyebrow{margin-bottom:20px;font-size:8px}dialog p:not(.eyebrow){color:#727d6b;font-size:12px;line-height:1.9}.dialog-close{position:absolute;top:15px;right:15px}.about-links{gap:24px;margin-top:27px;font-size:11px;display:flex}.about-links a{text-underline-offset:4px}#toast{color:#fff;opacity:0;pointer-events:none;z-index:10;background:#304a40ee;border-radius:6px;padding:11px 18px;font-size:11px;transition:opacity .2s,transform .2s;position:fixed;bottom:172px;left:50%;transform:translate(-50%)translateY(10px)}#toast.visible{opacity:1;transform:translate(-50%)translateY(0)}@media (width>=1700px){.intro{top:75px;left:65px}.stage-note{left:66px}.header{margin:0 64px}.playback,.footer{left:64px;right:64px}}@media (width<=1000px){.intro{top:43px;left:28px}h1{font-size:45px}.intro-copy{font-size:11px}.eyebrow{letter-spacing:1.25px;font-size:8px}.header{margin:0 28px}.stage-note{bottom:183px;left:29px}.legend{width:148px;margin-top:27px}.playback,.footer{left:28px;right:28px}.view-tools{right:28px}.annotation{font-size:9px}.annotation i{width:25px}}@media (width<=680px){.header{height:65px;margin:0 22px}.wordmark{gap:7px;font-size:17px}.wordmark svg{width:26px}.wordmark-divider,.wordmark-sub{display:none}.text-button{font-size:10px}main{height:calc(100svh - 65px);min-height:740px}.intro{top:26px;left:25px}.eyebrow{letter-spacing:1.3px;margin-bottom:15px;font-size:7px}h1{letter-spacing:-.8px;margin-bottom:12px;font-size:39px;line-height:1.02}.intro-copy{max-width:250px;font-size:10px;line-height:1.8}.desktop-break{display:none}.legend{width:84px;margin:0;position:fixed;top:144px;right:24px}.legend-heading{letter-spacing:.6px;margin-bottom:9px;font-size:6px}.legend-labels{margin-top:6px;font-size:7px}.legend-gradient{height:3px}#scene{inset:137px -6px 156px}.annotations{display:none}.stage-note{bottom:166px;left:25px}.stage-note .stage-number{letter-spacing:1px;font-size:7px}.stage-note h2{margin:6px 0 0;font-size:10px}.stage-note p{display:none}.view-tools{gap:1px;bottom:163px;right:21px}.orbit-hint{gap:3px;margin-right:3px;font-size:8px}.orbit-hint svg{width:14px}.icon-button{width:29px;height:29px}.icon-button svg{width:15px}.view-tools #fullscreen{display:none}.playback{gap:13px;height:85px;padding:0 1px;bottom:61px;left:23px;right:23px}.play-button{width:34px;height:34px}.timeline-heading{font-size:9px}.timeline-heading>span{font-size:8px}.timeline-labels{margin-top:7px;font-size:6px}.playback-divider{display:none}.speed-button{min-width:28px;padding:6px;font-size:10px}.playback #replay{display:none}.footer{flex-direction:column;justify-content:center;align-items:flex-start;gap:7px;height:61px;font-size:8px;left:23px;right:23px}.footer>span{font-size:7px}dialog{padding:36px 27px}dialog h2{font-size:33px}dialog p:not(.eyebrow){font-size:11px}.about-links{gap:18px;font-size:10px}#toast{bottom:155px}}.wordmark svg{color:#9dc0b6}.wordmark-divider{background:#323a3b}.wordmark-sub{color:#7f8c89}.text-button{color:#b0bab6}.text-button span{color:#748783}.eyebrow{color:#90a59d}.status-dot{background:#95c1ac;box-shadow:0 0 10px #86c4b544}h1{color:#e8eeea}.intro-copy{color:#8a9892}.legend-heading{color:#81918a}.legend-labels{color:#8b9a91}.stage-number{color:#70817a}.stage-note h2{color:#c3d0c7}.stage-note p{color:#8b9b90}.annotation{color:#a2b6ac}.annotation i{background:linear-gradient(90deg,#53655b,#0000)}.annotation.flipped i{background:linear-gradient(90deg,#0000,#53655b)}.annotation-dot{border-color:#91b7a7}.annotation-dot.orange{border-color:#d1a978}.orbit-hint{color:#80948a}.icon-button{color:#9aac9f}.icon-button:hover{color:#e1eee4;background:#1b2621;border-color:#304436}.play-button{color:#14201b;background:#b0c6b8;border-color:#b0c6b8}.play-button:hover{background:#c5d8cb}.timeline-heading label{color:#a6b7aa}.timeline-heading>span{color:#869889}.timeline-labels{color:#7f9381}.timeline input::-webkit-slider-runnable-track{background:linear-gradient(to right,#a1c0a9 var(--progress),#28342c var(--progress))}.timeline input::-webkit-slider-thumb{background:#c1d7c4;border-color:#0a0e0b;box-shadow:0 0 0 1px #7b9f7e}.timeline input::-moz-range-track{background:#28342c}.timeline input::-moz-range-progress{background:#a1c0a9}.timeline input::-moz-range-thumb{background:#c1d7c4;border-color:#0a0e0b}.speed-button{color:#a9bca9}.footer{color:#7a8b7b}.footer a{color:#a0b29b}.footer>span{color:#6f836e}dialog{color:#dce6dc;background:#101613;border-color:#334033;box-shadow:0 24px 100px #0008}dialog::backdrop{background:#0009}dialog p:not(.eyebrow){color:#a2b09c}.about-links a{color:#bdcdb5}@media (width<=680px){.legend{position:absolute;top:56px;left:calc(100vw - 132px);right:auto}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}.field-toggle{color:#93a59c;letter-spacing:.2px;background:#0c110f;border:1px solid #293732;border-radius:6px;align-items:center;gap:6px;height:30px;padding:0 10px;font-size:9px;transition:background .2s,border-color .2s,color .2s;display:inline-flex}.field-toggle svg{width:17px;height:15px}.field-toggle:hover{color:#d8e7dd;background:#111b16;border-color:#476153}.field-toggle[aria-pressed=true]{color:#c8dfd3;background:#192820;border-color:#668f7b;box-shadow:inset 0 0 0 1px #263d32}@media (width<=1000px){.field-toggle span{display:none}.field-toggle{justify-content:center;width:31px;padding:0}}@media (width<=680px){.field-toggle{width:29px;height:29px}.field-toggle svg{width:15px}.orbit-hint{display:none}}.equations{z-index:2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#a8b9b1;pointer-events:none;background:#080c0ad9;border:1px solid #202b27;border-radius:7px;width:min(430px,35vw);padding:12px 15px 13px;position:absolute;top:24px;left:calc(50% + 108px);transform:translate(-50%)}.equations-heading{color:#6f857b;letter-spacing:1.35px;justify-content:space-between;margin-bottom:8px;font-size:7px;font-weight:600;display:flex}.equation-governing,.equation-scaling{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.equation-scaling{gap:10px}.math{white-space:nowrap;color:#c8d4ce;font-family:Georgia,Times New Roman,serif;font-size:12px}.math.secondary{color:#8fa198;font-size:10px}.math.blowup{color:#d1aa78}.math sub,.math sup{font-size:.68em;line-height:0}.equation-divider{background:#1d2723;height:1px;margin:8px 0}.equations p{color:#778980;margin:8px 0 0;font-size:8px;line-height:1.55}.equations p strong{color:#91a99e;font-weight:500}@media (width<=1200px){.equations{width:345px;left:auto;right:28px;transform:none}.equation-governing,.equation-scaling{flex-wrap:wrap;justify-content:flex-start;row-gap:5px}.equations p{display:none}}@media (width<=680px){.equations{width:auto;padding:9px 11px;top:173px;left:23px;right:23px}.equations-heading{margin-bottom:6px}.equation-governing{flex-wrap:nowrap;justify-content:space-between;display:flex}.equation-scaling{grid-template-columns:auto auto;display:grid}.equation-scaling .blowup{grid-column:1/-1}.math{font-size:9px}.math.secondary{font-size:8px}.equation-divider{margin:6px 0}.equations p{display:none}#scene{inset:220px -6px 156px}}.equations{z-index:2;-webkit-backdrop-filter:none;backdrop-filter:none;color:#a8b9b1;pointer-events:none;background:0 0;border:0;border-radius:0;width:auto;padding:0;position:absolute;inset:0 0 103px;transform:none}.equation-callout{will-change:transform;background:0 0;flex-direction:column;gap:5px;width:268px;padding:0;display:flex;position:absolute;top:0;left:0}.equation-tag{letter-spacing:1.25px;color:#6f867c;font-size:7px;font-weight:600}.equation-callout .math{color:#c8d4ce;white-space:nowrap;font-family:Georgia,Times New Roman,serif;font-size:12px;line-height:1.35}.equation-callout .math.blowup{color:#d1aa78}.equation-meaning{color:#71847a;max-width:250px;font-size:8px;line-height:1.5}.equation-leader{transform-origin:0;will-change:transform;background:linear-gradient(90deg,#688078,#26352f);height:1px;display:block;position:absolute;top:0;left:0}.equation-leader:before{content:"";background:#080a0c;border:1px solid #849c91;border-radius:50%;width:4px;height:4px;position:absolute;top:-2px;left:-2px}.left-callout .equation-meaning{max-width:238px}.equations-heading,.equation-governing,.equation-scaling,.equation-divider{display:none}@media (width<=1000px){.equation-callout{width:215px}.equation-callout .math{font-size:10px}.equation-meaning{font-size:7px}.equation-tag{letter-spacing:.85px;font-size:6px}}@media (width<=680px){.equations{inset:137px 0 156px}.equation-callout{gap:3px;width:150px}.equation-callout .math{white-space:normal;font-size:8px}.equation-tag{letter-spacing:.6px;font-size:5px}.equation-meaning{display:none}.equation-leader{opacity:.7}#scene{inset:137px -6px 156px}}.equation-callout{text-shadow:0 1px 5px #080a0c,0 1px 12px #080a0c}.left-callout{text-align:left;align-items:flex-start}@media (width<=680px){.equations{inset:235px 0 156px}#scene{inset:235px -6px 156px}}.annotation{font-size:13px}.equation-tag{font-size:9.1px}.equation-callout .math{font-size:15.6px}.equation-meaning{font-size:10.4px}@media (width<=1000px){.annotation{font-size:11.7px}.equation-tag{font-size:7.8px}.equation-callout .math{font-size:13px}.equation-meaning{font-size:9.1px}}@media (width<=680px){.equation-tag{font-size:6.5px}.equation-callout .math{font-size:10.4px}}.header{border-bottom:0;justify-content:flex-end}