:root{color-scheme:dark;--bg:#0c1619;--panel:#142327;--ink:#eee6cf;--muted:#9db5b7;--gold:#e9bb75;--cyl:#73dacc;--cone:#f0c282;--hyp:#b69beb}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;color:var(--ink);font:15px/1.6 system-ui,sans-serif;background:radial-gradient(ellipse at 15% 8%,#32504438,transparent 48%),var(--bg)}body>header,main,footer{max-width:1400px;margin:auto;padding:36px 36px 0}body>header{display:flex;justify-content:space-between;align-items:center;gap:35px;padding-top:40px}h1,h2,h3{font-family:Georgia,'Times New Roman',serif;font-weight:normal;line-height:1.15}h1{font-size:clamp(38px,4.7vw,66px);margin:12px 0 20px;letter-spacing:-.025em}h1 em{color:var(--gold);font-style:normal}h2{font-size:34px;margin:8px 0 15px}h3{font-size:23px;margin:12px 0}.eyebrow{font:11px/1.5 ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin:0}.lead{max-width:720px;color:var(--muted);font-size:17px}.stamp{border-top:1px solid #ae955d55;border-bottom:1px solid #ae955d55;padding:20px 12px;white-space:nowrap;color:var(--gold);font:16px Georgia,serif}.stamp small{display:block;font:11px system-ui;margin-top:8px;color:var(--muted)}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:10px;background:var(--cyl);box-shadow:0 0 15px var(--cyl)}main{padding-top:12px}button,select{font:inherit;color:var(--ink);border:1px solid #93b1ab45;border-radius:8px;background:#1a3031;padding:7px 11px;cursor:pointer;transition:background .3s,border-color .3s,box-shadow .3s}button:hover,select:hover{border-color:var(--gold);box-shadow:0 0 16px #e9bb751a}button[aria-pressed=true]{color:var(--gold);border-color:#e9bb7580;background:#41433866}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:4px}button{font-size:12px}input[type=range]{width:100%;accent-color:var(--cyl);display:block;cursor:pointer;margin:8px 0}input[type=checkbox]{accent-color:var(--cyl)}.instrument{border:1px solid #b3be9455;border-radius:20px;background:linear-gradient(130deg,#192c2e99,#0f1c22);box-shadow:0 15px 60px #0003;overflow:hidden}.instrument-bar{padding:24px 24px 16px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #8bbdb51e}.instrument-bar h2{font-size:29px;margin-bottom:0}.tabs{display:flex;flex-wrap:wrap;gap:7px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px}.viewport{min-width:0;position:relative;background:radial-gradient(ellipse at 55% 45%,#21313999,transparent 65%);overflow:hidden;isolation:isolate}canvas{width:100%;height:555px;display:block;touch-action:none;cursor:grab}canvas:active{cursor:grabbing}.view-label{position:absolute;left:22px;top:18px;pointer-events:none;font:11px ui-monospace,monospace;letter-spacing:.03em;color:var(--gold)}.view-label small{display:block;color:var(--muted);font:11px system-ui;margin-top:6px}.stage-actions{position:absolute;bottom:14px;left:18px;right:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.stage-actions label{font-size:11px;color:var(--muted)}aside{border-left:1px solid #8bbdb524;padding:24px 21px;background:#0c171c77}.aside-intro{font-size:12px;color:var(--muted);margin:9px 0 16px}.preset-row{display:flex;gap:6px;flex-wrap:wrap}.preset-row button{font-size:10px;padding:6px 8px}.sliders{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 24px}.sliders.compact{grid-template-columns:1fr;gap:8px;margin-top:18px}.sliders label{font-size:11px;color:var(--muted);display:block}.sliders output{float:right;color:var(--ink);font:11px ui-monospace,monospace}.path-controls{border-top:1px solid #8bbdb524;padding:20px 24px;display:grid;grid-template-columns:145px 1fr;gap:26px;background:#12232688}.preset-select{font-size:11px;color:var(--muted)}.preset-select select{display:block;width:100%;margin-top:8px;font-size:12px}.weight-header{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.07em;margin:18px 0 8px}.weight{margin:10px 0;font-size:12px}.weight .row{display:flex;justify-content:space-between;align-items:center}.weight small{font:10px ui-monospace,monospace;opacity:.75}.weight .track{height:4px;background:#ffffff0a;border-radius:4px;margin-top:6px;overflow:hidden}.weight .track span{height:100%;display:block;background:currentColor;transition:width .12s;box-shadow:0 0 10px currentColor}.cylinder{color:var(--cyl)}.cone{color:var(--cone)}.hyperboloid{color:var(--hyp)}.small{font-size:11px;color:var(--muted);line-height:1.6}#root-status{min-height:34px;margin-bottom:0;font-variant-numeric:tabular-nums}.chart-key{display:flex;justify-content:center;gap:25px;padding:12px 24px;border-top:1px solid #8bbdb518;font:11px ui-monospace,monospace;flex-wrap:wrap}.chart-key span:before{content:'●';font-size:8px;margin-right:8px}.explanation{display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:64px 8px 45px}.explanation p{color:var(--muted)}.explanation .eyebrow{color:var(--gold)}.math-card{border:1px solid #c5b17740;border-radius:14px;padding:24px 28px;background:#20313766}.equation{font:16px/1.8 ui-monospace,monospace;color:var(--gold)!important;overflow-wrap:anywhere}.math-card strong{color:var(--ink);font-weight:500}.measurement{margin:30px 0 45px;padding:28px;border:1px solid #83b5b83a;border-radius:16px;background:#17262b}.measurement>p{max-width:100ch;color:var(--muted)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:25px}.section-heading h2{margin-bottom:0}.badge{border:1px solid #b9a97155;padding:6px 10px;border-radius:20px;color:var(--gold);font-size:10px}.measure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0}.measure-card{padding:16px;border:1px solid #8bbdb52f;border-radius:9px;background:#091a2080}.measure-card strong{display:block;font:26px Georgia,serif;color:var(--gold);margin:7px 0}.measure-card span,.measure-card small{display:block;font-size:11px;color:var(--muted)}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:12px;margin:20px 0}th{text-align:left;color:var(--gold);font-weight:500}th,td{padding:11px 10px;border-bottom:1px solid #9cb9b327;white-space:nowrap}td{font-variant-numeric:tabular-nums;color:#c7d6d0}.film-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px}.film-heading p{color:var(--muted);font-size:11px}#film{width:100%;display:block;border:1px solid #92baac45;border-radius:8px}.next{padding:24px 8px 35px}.ideas{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:25px}.ideas article{border-top:1px solid #b2a07950;padding-top:18px}.ideas span{color:var(--gold);font:11px ui-monospace,monospace}.ideas p{color:var(--muted);font-size:13px}.scope{border-top:1px solid #b2a07950;padding:22px 8px}.scope summary{cursor:pointer;color:var(--gold);font-size:13px}.scope p{color:var(--muted);font-size:13px}a{color:var(--cyl)}footer{padding-top:20px;padding-bottom:40px;color:#6e8b91;font-size:11px}
@media(max-width:1000px){body>header,main,footer{padding-left:20px;padding-right:20px}.workspace{grid-template-columns:minmax(0,1fr) 285px}canvas{height:550px}.instrument-bar{align-items:start;flex-direction:column}.stamp{display:none}.explanation{gap:25px}.sliders{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){body>header{padding-top:25px}.workspace{display:flex;flex-direction:column}canvas{height:450px}aside{border-left:0;border-top:1px solid #8bbdb524}.sliders.compact{grid-template-columns:repeat(3,1fr)}.path-controls{grid-template-columns:1fr}.preset-select{max-width:240px}.explanation{grid-template-columns:1fr;padding-top:40px}.section-heading{display:block}.section-heading .badge{display:inline-block;margin-top:15px}.measure-grid{grid-template-columns:repeat(2,1fr)}.ideas{grid-template-columns:1fr}.chart-key{gap:10px;justify-content:flex-start}.measurement{padding:18px}.film-heading{display:block}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.frontier-nav{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0 35px}.frontier-nav a,.primary-link{display:inline-block;padding:10px 16px;border:1px solid #b6b68a50;border-radius:30px;text-decoration:none;font-size:12px;background:#20303166}.frontier-nav a:hover,.primary-link:hover{border-color:var(--gold);color:var(--gold)}
.exhibit-intro{padding:12px 0 35px;scroll-margin-top:90px}.exhibit-intro>p:not(.eyebrow){color:var(--muted);max-width:90ch}.exhibit-intro h2{font-size:clamp(30px,4vw,49px)}.exhibit-slot{border:1px solid #b3be9445;border-radius:18px;overflow:hidden;background:#0b191d}.exhibit-actions{display:flex;gap:8px;flex-wrap:wrap;padding:16px}.beauty-figure{margin:0}.beauty-figure>img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:contain;background:#040b0f}.beauty-figure figcaption{padding:20px 24px;min-height:142px;line-height:1.6}.beauty-figure figcaption strong{font:23px Georgia,serif;color:var(--gold)}.beauty-figure figcaption p{color:var(--muted);font-size:13px;margin:8px 0 16px}.exhibit-slot>.small{padding:0 24px}.exhibit-metrics{display:flex;flex-wrap:wrap;gap:22px;padding:2px 24px 14px}.exhibit-metrics div{flex:1;min-width:140px}.exhibit-metrics strong{display:block;font:28px Georgia,serif;color:var(--gold)}.exhibit-metrics span{font-size:11px;color:var(--muted)}.exhibit-ledger{margin:12px 24px 22px;border-top:1px solid #9fb9b125;padding-top:14px;font-size:12px;color:var(--muted)}.exhibit-ledger summary{cursor:pointer;color:var(--gold)}.plane{color:#ec9c92}.frontier-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}.frontier-card{overflow:hidden;border:1px solid #9fb9b135;border-radius:12px;background:#132428;text-decoration:none;color:var(--ink);transition:transform .25s,border-color .25s}.frontier-card:hover{transform:translateY(-3px);border-color:var(--gold)}.frontier-card img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}.frontier-card>div{padding:20px}.frontier-card h3{margin:8px 0 12px}.frontier-card p{color:var(--muted);font-size:12px;margin:0}.frontier-card .eyebrow{font-size:9px}.instrument{scroll-margin-top:90px}@media(max-width:900px){.frontier-cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.frontier-cards{grid-template-columns:1fr}.exhibit-actions{gap:5px;padding:10px}.exhibit-actions button{font-size:10px}.beauty-figure figcaption{padding:16px}.beauty-figure>img{aspect-ratio:4/3}}

/* Physical films keep their real sampling scale; static comparisons are not enlarged into heroes. */
.beauty-figure.physical-film{background:#040b0f}
.beauty-figure.physical-film>img{width:min(100%,var(--film-width,800px));aspect-ratio:auto;margin:0 auto}
.beauty-figure.compact-film>img{image-rendering:auto;margin-top:22px;margin-bottom:22px}
.beauty-figure.physical-film figcaption{background:#0b191d}
#study-cards,.camera-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
.related-study{display:flex;gap:20px;align-items:baseline;border-left:2px solid var(--gold);padding:12px 20px;background:#e9bb7506}
.related-study a{flex-shrink:0}.related-study span{font-size:12px}
.native-next{border-top:1px solid #e9bb7533;padding-top:30px}
.visibility-instrument{border:1px solid #9db5b74d;border-radius:18px;overflow:hidden;background:radial-gradient(ellipse at 38% 40%,#27444b88,transparent 75%),#102127;margin:28px 0}
.visibility-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 24px 0}
.visibility-heading h3{font-size:26px;margin-bottom:0}.visibility-heading .badge{flex-shrink:0}
.visibility-workspace{display:grid;grid-template-columns:minmax(0,1fr) 205px;align-items:stretch;border-block:1px solid #9db5b725}
.visibility-workspace svg{width:100%;height:340px;align-self:center;overflow:visible}
.visibility-readout{padding:28px 20px;background:#07161c99;border-left:1px solid #9db5b725;align-self:stretch}
.visibility-readout>span{display:block;font-size:11px;color:var(--muted)}
.visibility-readout>strong{display:block;color:var(--gold);font:64px/1.15 Georgia,serif;font-variant-numeric:tabular-nums}
.visibility-readout h4{font:17px/1.4 Georgia,serif;color:var(--cyl);margin:18px 0 8px}.visibility-readout h4.is-blocked{color:#f09a86}
.visibility-readout .equation{font-size:12px}.visibility-readout>p:not(.equation){font-size:11px;color:var(--muted)}
.vis-edge{fill:none;stroke-width:3.2;stroke-linecap:round}.vis-edge.retained{stroke-dasharray:6 5;stroke-width:2.4}.vis-edge.changed{filter:drop-shadow(0 0 3px #e9bb7544)}
.vis-ghost{fill:none;stroke:#a1b7ba;stroke-width:1.2;stroke-dasharray:3 6;opacity:.38}
.vis-blocker{fill:#37494f;stroke:#a4bfc488;stroke-width:1}.vis-rejected{fill:#312329;stroke:#f09a86;stroke-width:1}
.vis-cross{fill:#f09a86;font:18px system-ui}.vis-node-label{fill:#e9e6d7;font:18px Georgia,serif;paint-order:stroke;stroke:#102127;stroke-width:4}
.vis-diagram-note{fill:#93b0b7;font:11px ui-monospace,monospace;letter-spacing:.08em}
.visibility-controls{padding:20px 24px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(130px,.7fr) auto;gap:24px;align-items:center}
.visibility-controls label{display:block;font-size:12px;color:var(--muted)}.visibility-controls output{float:right;color:var(--gold);font-variant-numeric:tabular-nums}
.visibility-controls select{width:100%;display:block;margin-top:6px;font-size:12px}.visibility-controls .visibility-ghost{font-size:11px}
.visibility-legend{display:flex;gap:20px;flex-wrap:wrap;padding:0 24px;font:11px system-ui}.visibility-legend span:before{content:'●';margin-right:6px}
.visibility-legend .retained{color:#75cfc6}.visibility-legend .changed{color:#efc67f}.visibility-legend .blocked{color:#f09a86}.visibility-legend .medium{color:#bd9cf0}
.visibility-note{font-size:13px;color:var(--ink);padding:0 24px;min-height:3.3em}.visibility-footnote{padding:0 24px 10px}
.visibility-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin:24px 0 32px}.visibility-principles h3{font-size:23px}.visibility-principles p{color:var(--muted);font-size:13px}
@media(max-width:900px){.visibility-heading{align-items:start;flex-direction:column;gap:12px}.visibility-workspace{grid-template-columns:minmax(0,1fr) 165px}.visibility-readout{padding:24px 14px}.visibility-controls{grid-template-columns:1fr 1fr}.visibility-ghost{grid-column:1/-1}.related-study{flex-direction:column;gap:8px}}
@media(max-width:600px){#study-cards,.camera-cards{grid-template-columns:1fr}.visibility-workspace{display:block}.visibility-workspace svg{display:block;min-height:240px}.visibility-readout{border-left:0;border-top:1px solid #9db5b725;display:grid;grid-template-columns:90px 1fr;gap:4px 14px;padding:14px 20px}.visibility-readout>strong{grid-column:1;grid-row:1/4;font-size:56px}.visibility-readout>span,.visibility-readout>h4,.visibility-readout>p{grid-column:2;margin:0}.visibility-readout>p:last-child{grid-column:1/-1;margin-top:6px}.visibility-controls{padding:16px;gap:12px}.visibility-principles{grid-template-columns:1fr;gap:8px}.visibility-note{min-height:6.6em}.visibility-heading{padding:18px 16px 0}.visibility-heading h3{font-size:23px}.visibility-heading .badge{font-size:9px;white-space:normal}.visibility-legend{padding:0 16px;gap:8px 14px}}