/* Four visual chapters: timing, benchmarks, plasma geometry, research evidence. */
.exhibit{--accent:#5ce4e5;display:block;position:relative;padding-top:34px;border-top:1px solid #2c455e;min-width:0}
.ex-head{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:end;margin-bottom:36px}.ex-head h2{font-size:clamp(38px,4.8vw,68px);line-height:1.04;letter-spacing:-.045em;margin:0}.eyebrow{display:flex;align-items:center;gap:14px;color:#88b5cf;letter-spacing:.15em;font-size:13px;font-weight:500;margin:0 0 22px}.eyebrow>span{display:inline-grid;place-items:center;border:1px solid #42637d;border-radius:50%;width:34px;height:34px;color:var(--ctrl);letter-spacing:0}.ex-intro{font-size:18px;line-height:1.65;color:var(--ink-2);max-width:43ch;margin:0 0 3px}.time-machine,.science-board{border:1px solid #3b5d78;border-radius:16px;overflow:hidden;background:radial-gradient(ellipse at 10% 0,#1a3d54 0,transparent 42%),#091727;box-shadow:0 24px 64px #0003}.instrument-top,.instrument-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px;padding:18px 24px;color:#aac9df;font-size:12px;letter-spacing:.09em;background:#08162499}.instrument-top{border-bottom:1px solid #28465d}.instrument-bottom{border-top:1px solid #28465d;letter-spacing:.03em}.instrument-bottom>span{display:flex;align-items:center;gap:9px}.chrono-layout{display:grid;grid-template-columns:260px 1fr}.chrono-readout{padding:40px 28px;border-right:1px solid #294258;background:linear-gradient(150deg,#12384a77,transparent)}.big-clock{font-family:var(--display);color:var(--ctrl);display:flex;align-items:baseline;gap:8px;white-space:nowrap}.big-clock output{font-size:88px;line-height:1;letter-spacing:-.05em;font-variant-numeric:tabular-nums}.big-clock>span{font-size:22px;color:#a4c8d8}.chrono-readout>p{color:#a6bfce;margin-top:10px;font-size:15px}.cycle-count{display:flex;align-items:center;gap:18px;margin:34px 0 22px;padding-top:28px;border-top:1px solid #2c4c61}.cycle-count strong{font-size:58px;line-height:1;font-weight:500;font-family:var(--display);color:#f2f8ff;font-variant-numeric:tabular-nums}.cycle-count span{font-size:14px;line-height:1.5;color:var(--ink-2)}.chrono-readout .chrono-caption{font-size:15px;line-height:1.7;min-height:5em}.timing-display{padding:26px 34px 22px;--position:66.6667%;min-width:0}.timeline-axis{display:flex;justify-content:space-between;margin-left:172px;color:#a6c5db;font-size:13px;margin-bottom:15px}.time-lane{display:grid;grid-template-columns:172px 1fr;align-items:center;min-height:66px}.lane-label b{display:block;font-weight:500;font-size:16px}.lane-label span{display:block;color:#91aac2;font-size:12px;margin-top:2px}.time-track{position:relative;height:54px;border-top:1px solid #214056;background:repeating-linear-gradient(90deg,#2a455930 0,#2a455930 1px,transparent 1px,transparent 33.333%)}.time-cursor{position:absolute;top:0;bottom:0;width:1px;left:var(--position);background:#dffcff88;z-index:2;box-shadow:0 0 12px #5ce4e577}.time-band{position:absolute;top:19px;left:0;height:14px;border-radius:2px;background:var(--ctrl);box-shadow:0 0 22px #5ce4e522}.time-band.danger{background:#ff8579}.time-band.violet{background:#b396ff}.time-band.amber{background:#ffcd70}.time-band.cyan{background:#5ce4e5}.band-label{position:absolute;top:17px;color:#d2e0f0;font-size:13px;white-space:nowrap;z-index:3;background:#091727d9;padding:0 3px}.human-value{right:0;top:38px}.decision-mark{position:absolute;top:16px;height:20px;width:4px;transform:translateX(-100%);border-radius:2px;background:#294b61}.decision-mark.reached{background:var(--ctrl);box-shadow:0 0 12px #5ce4e544}.scrub-control{margin-top:18px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}.scrub-control label{width:100%;font-size:14px;color:var(--ink-2)}.scrub-control input{flex:1;min-width:100px;accent-color:var(--ctrl);height:32px;cursor:pointer}.ex-button{background:#143649;border:1px solid #487285;border-radius:7px;color:#d8ffff;font-family:inherit;font-size:14px;padding:12px 16px;min-height:44px;cursor:pointer}.ex-button:hover{background:#215269}.key{width:7px;height:7px;background:var(--ctrl);display:inline-block}.time-footnotes{display:grid;grid-template-columns:repeat(3,1fr);margin:22px 0;gap:18px}.time-footnotes p{padding:18px 20px;border-left:2px solid #426578;background:linear-gradient(90deg,#152a3c,transparent);margin:0}.time-footnotes strong{font-size:26px;font-family:var(--display);font-weight:500;display:block;color:var(--ctrl);margin-bottom:4px}.time-footnotes span{font-size:15px;line-height:1.6;color:var(--ink-2);display:block}.method-note{color:#93abc2;font-size:14px;line-height:1.65;margin:0}.method-note a{color:#c2dbea}
.shot-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.shot-card{--accent:#5ce4e5;min-width:0;border:1px solid #30485e;border-top:3px solid var(--accent);border-radius:12px;background:linear-gradient(160deg,#173144,#0b1828 55%);padding:26px 24px 0;overflow:hidden}.shot-card.amber{--accent:#ffcd70;background:linear-gradient(160deg,#383023,#0b1828 55%)}.shot-card.coral{--accent:#ff9583;background:linear-gradient(160deg,#352536,#0b1828 55%)}.shot-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.shot-number{font-size:14px;color:var(--accent);font-variant-numeric:tabular-nums}.mode-badge{font-size:12px;letter-spacing:.1em;border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);border-radius:30px;color:var(--accent);padding:6px 10px}.shot-card h3{font-family:var(--display);font-size:27px;line-height:1.15;font-weight:500;letter-spacing:-.025em;margin:0 0 12px}.shot-card>p{color:var(--ink-2);font-size:16px;line-height:1.6;min-height:3.3em;margin:0}.shot-score{display:flex;align-items:center;gap:18px;margin:22px 0 14px}.shot-score strong{font-family:var(--display);font-size:90px;font-weight:500;letter-spacing:-.06em;line-height:1;color:var(--accent)}.shot-score>span{font-size:14px;line-height:1.5;color:var(--ink-2)}.trial-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:5px;margin-bottom:26px}.trial{display:inline-block;width:12px;height:12px;border:1px solid #52667a;border-radius:2px;background:transparent}.trial-grid .trial{width:100%;height:14px}.trial.complete{background:var(--accent,#5ce4e5);border-color:var(--accent,#5ce4e5)}.trial.ended{background:repeating-linear-gradient(135deg,transparent 0,transparent 3px,#66738666 3px,#66738666 4px)}.shot-trace{margin:0 -12px;background:#06111ed9;border:1px solid #253c50;border-radius:8px;overflow:hidden}.trace-label,.trace-outcome{display:flex;justify-content:space-between;gap:8px;padding:13px 14px;font-size:12px;color:#98b0c6}.trace-label{letter-spacing:.06em}.shot-trace svg{display:block;width:100%;height:auto;overflow:visible}.chart-grid line{stroke:#294054;stroke-width:1}.chart-grid text,.chart-axis text{fill:#9ab3ca;font:13px 'IBM Plex Sans',sans-serif}.chart-grid text{text-anchor:end}.limit-trace{fill:none;stroke:#a9bdd1;stroke-width:1.4;stroke-dasharray:5 5}.pressure-trace{fill:none;stroke:var(--accent);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.trace-outcome{border-top:1px solid #253c50}.trace-outcome span:first-child{color:var(--accent);font-size:13px}.shot-average{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:22px;padding:20px 0;border-top:1px solid #304356}.shot-average>span{font-size:14px;color:var(--ink-2)}.shot-average b{font-size:30px;font-weight:500;white-space:nowrap}.shot-average small{font-size:14px;color:var(--ink-2)}.chart-legend{display:flex;flex-wrap:wrap;gap:14px 24px;margin:18px 0 24px;color:#afc5da;font-size:14px}.chart-legend span{display:flex;gap:8px;align-items:center}.legend-line{width:24px;height:0;border-top:2px solid #c3f8ff}.legend-line.dashed{border-top:2px dashed #a9bdd1}.challenge-bottom{display:flex;gap:30px;justify-content:space-between;align-items:center}.challenge-bottom p{max-width:80ch}.challenge-bottom .cta{flex-shrink:0}
.science-board{display:grid;grid-template-columns:1.45fr 1fr;background:#0c1929}.science-schematic{min-width:0;overflow:hidden;border-right:1px solid #304b60}.science-schematic svg{display:block;width:100%;height:auto}.schematic-text{fill:#b8d3e6;font:14px 'IBM Plex Sans',sans-serif;letter-spacing:.06em}.science-detail{padding:28px;min-width:0;background:radial-gradient(ellipse at 100% 0,#31254c88,transparent 75%)}.science-choices{display:flex;flex-wrap:wrap;gap:8px}.science-choices button{flex:1;min-width:90px;text-align:left;font:14px var(--text);color:#9fb4cc;background:#0e1d30;border:1px solid #304860;border-radius:7px;padding:12px;cursor:pointer;line-height:1.4}.science-choices button span{display:block;font-size:12px;color:#90adc9;margin-bottom:4px}.science-choices button[aria-pressed=true]{color:#d6ffff;border-color:var(--ctrl);background:#173849}.science-explainer{padding-top:40px}.science-explainer .eyebrow{font-size:12px;line-height:1.6;letter-spacing:.12em}.science-explainer h3{font-family:var(--display);font-weight:500;font-size:44px;line-height:1.08;letter-spacing:-.03em;margin:0 0 22px}.science-explainer>p:not(.eyebrow){font-size:17px;line-height:1.7;color:var(--ink-2);min-height:8.5em}.science-measure{display:flex;align-items:center;gap:22px;border-top:1px solid #34465b;padding-top:24px;margin-top:24px}.science-measure strong{font-family:var(--display);font-size:50px;line-height:1;color:#b79cff}.science-measure span{color:#aac0d5;font-size:14px;line-height:1.6}.science-tearing{opacity:.15}.science-coils{opacity:.3}.heat-beam{opacity:1}.science-board[data-focus=shape] .heat-beam,.science-board[data-focus=tear] .heat-beam{opacity:.12}.science-board[data-focus=shape] .science-coils{opacity:1}.science-board[data-focus=tear] .science-tearing{opacity:1}.science-board[data-focus=shape] .flux-surfaces{stroke:#5ce4e5}.science-board[data-focus=tear] .flux-surfaces{stroke:#ca91dd}.reality-strip{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}.reality-strip article{border:1px solid #293f55;border-radius:10px;padding:24px;background:#0c1928}.reality-tag{display:inline-block;color:var(--ctrl);font-size:12px;letter-spacing:.12em;margin-bottom:15px}.reality-tag.toy{color:#ba9ef5}.reality-strip h3{font-family:var(--display);font-size:25px;font-weight:500;margin:0 0 12px}.reality-strip p{font-size:16px;line-height:1.7;color:var(--ink-2);margin:0}
.evidence-lineage{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:22px}.evidence-lineage span{border-top:1px solid #506884;padding-top:16px;font-size:13px;letter-spacing:.1em;color:#9cb5d0;position:relative}.evidence-lineage span:before{content:'';position:absolute;width:7px;height:7px;border-radius:50%;background:#8b9cdf;top:-4px;left:0}.source-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.source-card{display:flex;flex-direction:column;border:1px solid #344d67;border-radius:12px;padding:26px;background:linear-gradient(150deg,#19294a,#0d1a2c 60%);text-decoration:none;transition:border-color .15s,background .15s;scroll-margin-top:145px}.source-card:nth-child(2){background:linear-gradient(150deg,#2f2550,#0d1a2c 60%)}.source-card:nth-child(3){background:linear-gradient(150deg,#124650,#0d1a2c 60%)}.source-card:hover{border-color:var(--ctrl);background:#18334a}.source-type{font-size:12px;letter-spacing:.12em;color:#b6c9e2}.source-mark{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--display);font-size:84px;color:#8cacff;line-height:1;letter-spacing:-.05em;margin:28px 0 30px}.source-mark span{font-size:22px;color:#b1c6db;letter-spacing:0}.source-card:nth-child(2) .source-mark{color:#c3a4ff}.source-card:nth-child(3) .source-mark{color:var(--ctrl)}.source-publisher{font-size:12px;color:#bdcfe3;letter-spacing:.04em;margin:0 0 12px}.source-card h3{font-family:var(--display);font-size:25px;letter-spacing:-.025em;line-height:1.25;font-weight:500;margin:0 0 16px}.source-card>p:not(.source-publisher){color:#a3bbd2;font-size:15px;line-height:1.7;margin-bottom:28px}.source-link{margin-top:auto;padding-top:20px;border-top:1px solid #3a4e66;color:var(--ctrl);font-size:15px}.evidence-mapping{margin-top:30px;display:grid;grid-template-columns:1fr 2fr;border:1px solid #30485f;border-radius:10px;padding:28px;gap:32px;background:#0c1929}.evidence-mapping h3{font:500 28px var(--display);line-height:1.2;margin:0}.evidence-mapping dl{margin:0}.evidence-mapping dl>div{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:14px 0;border-bottom:1px solid #263c51;font-size:15px}.evidence-mapping dl>div:first-child{padding-top:0}.evidence-mapping dl>div:last-child{padding-bottom:0;border-bottom:0}.evidence-mapping dt{color:#bed0e1}.evidence-mapping dd{margin:0;color:#96b2ca}.more-coverage{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:24px;font-size:14px;color:#97adc5}.more-coverage a{color:#bdd3e8}.evidence-footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px;border-top:1px solid #283f55;margin-top:45px;padding-top:24px;color:#8ca7c0;font-size:13px}.evidence-footer>span:first-child{letter-spacing:.1em}.exhibit:focus{outline:none}.top-links a.is-current{background:#173647;color:var(--ctrl)}
@media(min-width:1500px){.page{gap:108px}}
@media(max-width:1100px){.ex-head{gap:32px}.chrono-layout{grid-template-columns:210px 1fr}.chrono-readout{padding:32px 22px}.big-clock output{font-size:70px}.timing-display{padding:24px}.time-lane{grid-template-columns:148px 1fr}.timeline-axis{margin-left:148px}.lane-label b{font-size:15px}.band-label{font-size:12px}.science-board{grid-template-columns:1.2fr 1fr}.science-detail{padding:22px}.science-explainer h3{font-size:36px}.shot-card{padding:20px 18px 0}.shot-card h3{font-size:24px}.shot-average{flex-wrap:wrap}.source-card{padding:22px}.source-card h3{font-size:23px}}
@media(max-width:850px){.ex-head{grid-template-columns:1fr;gap:22px}.ex-intro{max-width:65ch}.chrono-layout{grid-template-columns:1fr}.chrono-readout{display:grid;grid-template-columns:auto 1fr;column-gap:28px;padding:26px;border-right:0;border-bottom:1px solid #294258;align-items:center}.chrono-readout .big-clock{grid-column:1;grid-row:1}.chrono-readout>p{grid-column:1;grid-row:2}.cycle-count{grid-column:2;grid-row:1;margin:0;padding:0;border:0;justify-content:flex-end}.chrono-readout .chrono-caption{grid-column:2;grid-row:2;min-height:0;text-align:right;font-size:14px;margin:0}.science-board{grid-template-columns:1fr}.science-schematic{border-right:0;border-bottom:1px solid #304b60}.science-detail{padding:28px}.science-explainer{padding-top:28px}.science-explainer>p:not(.eyebrow){min-height:0}.science-explainer h3 br{display:none}.science-measure{margin-top:18px}.shot-cards{gap:12px}.shot-score strong{font-size:65px}.shot-score{gap:10px}.mode-badge{font-size:11px;letter-spacing:0}.shot-card>p{font-size:14px}.shot-card h3{font-size:21px}.trace-label,.trace-outcome{padding:10px 8px;font-size:11px}.trace-outcome span:first-child{font-size:11px}.source-cards{gap:12px}.source-card{padding:18px}.source-card h3{font-size:21px}.source-type{font-size:11px;letter-spacing:.04em}.source-mark{font-size:68px}.evidence-mapping{grid-template-columns:1fr}.challenge-bottom{align-items:flex-start}}
@media(max-width:620px){.page{gap:60px}.exhibit{padding-top:24px}.ex-head{margin-bottom:25px}.ex-head h2{font-size:42px}.ex-intro{font-size:17px}.eyebrow{font-size:12px;letter-spacing:.1em}.instrument-top,.instrument-bottom{padding:14px 16px;font-size:11px;gap:8px}.chrono-readout{padding:22px 18px;gap:16px}.big-clock output{font-size:66px}.big-clock>span{font-size:18px}.cycle-count strong{font-size:44px}.cycle-count span{font-size:12px}.cycle-count{gap:12px}.chrono-readout>p{font-size:13px}.chrono-readout .chrono-caption{font-size:12px;line-height:1.5}.timing-display{padding:20px 16px}.timeline-axis{margin-left:120px;font-size:11px}.time-lane{grid-template-columns:120px 1fr;min-height:66px}.lane-label b{font-size:14px}.lane-label span{font-size:11px}.time-track{height:57px}.time-band{height:11px;top:15px}.band-label{top:33px!important;left:0!important;right:auto;font-size:11px}.decision-mark{height:17px;width:3px}.time-footnotes{grid-template-columns:1fr;gap:10px}.time-footnotes p{display:grid;grid-template-columns:105px 1fr;gap:15px;padding:14px}.time-footnotes strong{font-size:22px;margin:0}.time-footnotes span{font-size:14px}.scrub-control .ex-button{width:100%}.shot-cards{grid-template-columns:1fr;gap:20px}.shot-card{padding:24px 24px 0}.shot-card h3{font-size:29px}.shot-card>p{font-size:16px;min-height:0}.shot-score strong{font-size:92px}.mode-badge{font-size:12px;letter-spacing:.08em}.shot-trace{margin:0}.trace-label,.trace-outcome{font-size:12px;padding:12px 14px}.trace-outcome span:first-child{font-size:13px}.shot-average{flex-wrap:nowrap}.chart-legend{font-size:13px;gap:12px 18px}.challenge-bottom{flex-direction:column;gap:20px}.challenge-bottom .cta{width:100%;justify-content:center}.science-detail{padding:22px}.science-explainer h3{font-size:38px}.science-choices button{min-width:70px;padding:12px 8px;font-size:13px}.science-explainer>p:not(.eyebrow){font-size:16px}.reality-strip{grid-template-columns:1fr;gap:16px}.reality-strip article{padding:22px}.source-cards{grid-template-columns:1fr;gap:20px}.source-card{padding:26px}.source-card h3{font-size:29px}.source-type{font-size:12px;letter-spacing:.1em}.source-mark{font-size:84px}.source-publisher{font-size:13px}.source-card>p:not(.source-publisher){font-size:16px}.evidence-lineage{display:none}.evidence-mapping{padding:22px;gap:24px}.evidence-mapping dl>div{grid-template-columns:1fr;gap:7px}.evidence-mapping h3{font-size:27px}.source-card{scroll-margin-top:20px}.evidence-footer{font-size:12px}.method-note{font-size:13px}}
@media(prefers-reduced-motion:reduce){.source-card{transition:none}}

#top,#timescales,#challenge,#science,#sources,.source-card{scroll-margin-top:var(--nav-offset,150px)}
.science-explainer h3,.science-measure span{white-space:pre-line}
@media(max-width:620px){#top,#timescales,#challenge,#science,#sources,.source-card{scroll-margin-top:108px}}

/* Audience and author intent sit between the first experience and the evidence. */
#audience,#why-i-built-it{scroll-margin-top:var(--nav-offset,150px)}
.audience-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.audience-card{--audience-accent:#5ce4e5;padding:28px;border:1px solid #304a62;border-top:3px solid var(--audience-accent);border-radius:12px;background:linear-gradient(145deg,#123042,#0c1929 70%)}
.audience-card:nth-child(2){--audience-accent:#bda1ff;background:linear-gradient(145deg,#292440,#0c1929 70%)}
.audience-card:nth-child(3){--audience-accent:#ffcd70;background:linear-gradient(145deg,#322f26,#0c1929 70%)}
.audience-label{display:block;color:var(--audience-accent);font-size:12px;font-weight:500;letter-spacing:.12em;margin-bottom:24px}
.audience-card h3{font-family:var(--display);font-size:28px;font-weight:500;letter-spacing:-.025em;line-height:1.2;margin:0 0 18px}
.audience-card p{font-size:16px;line-height:1.75;color:var(--ink-2);margin:0}
.purpose-exhibit{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;padding:40px;border:1px solid #3c526c;border-radius:16px;background:radial-gradient(ellipse at 0 0,#30244e88,transparent 60%),#0d1a2b}
.purpose-question h2{font-size:clamp(34px,4vw,52px);line-height:1.1;letter-spacing:-.035em;margin:0 0 28px}
.purpose-statement{font-family:var(--display);font-size:clamp(25px,2.6vw,36px);line-height:1.3;color:#c4b0ff;letter-spacing:-.02em;margin:0 0 32px;max-width:24ch}
.purpose-signature{display:flex;gap:15px;align-items:center}
.author-monogram{display:grid;place-items:center;width:48px;height:48px;flex-shrink:0;border:1px solid #647197;background:#212741;border-radius:50%;color:#d9ddff;font-family:var(--display);font-size:18px}
.purpose-signature strong{display:block;font-size:17px;font-weight:500;color:var(--ink)}
.purpose-signature div>span{display:block;margin-top:4px;font-size:13px;color:#a7b8ce;line-height:1.5}
.purpose-note{padding-left:32px;border-left:1px solid #344860}
.purpose-note p{font-size:17px;line-height:1.8;color:#bbccdf;margin:0 0 20px}
.purpose-note .purpose-takeaway{font-size:16px;font-weight:500;color:var(--ctrl);margin:24px 0 0;padding-top:22px;border-top:1px solid #344860}
@media(max-width:1100px){.audience-card{padding:24px}.audience-card h3{font-size:25px}.purpose-exhibit{gap:32px;padding:30px}.purpose-note{padding-left:28px}}
@media(max-width:850px){.audience-cards{grid-template-columns:1fr;gap:16px}.audience-card h3 br{display:none}.audience-label{margin-bottom:14px}.audience-card h3{font-size:28px;margin-bottom:12px}.purpose-exhibit{grid-template-columns:1fr;gap:30px}.purpose-statement{max-width:32ch}.purpose-note{padding:28px 0 0;border-left:0;border-top:1px solid #344860}}
@media(max-width:620px){#audience,#why-i-built-it{scroll-margin-top:108px}.audience-card{padding:24px}.purpose-exhibit{padding:26px 22px}.purpose-exhibit .eyebrow{font-size:11px}.purpose-note p{font-size:16px}.purpose-statement{font-size:28px}.purpose-signature div>span{font-size:12px}}