.fx{max-width:880px}.fx-crumbs{color:var(--ds-ink-tertiary);margin-bottom:18px;font-size:13px}.fx-crumbs a{color:var(--ds-ink-secondary);text-decoration:none}.fx-crumbs a:hover{color:var(--ds-ink);text-decoration:underline}.fx-crumbs span[aria-hidden]{margin:0 6px}.fx-top{grid-template-columns:1fr 320px;align-items:start;gap:36px;display:grid}.fx-intro h1{font-family:var(--serif);letter-spacing:-.02em;margin:0;font-size:clamp(32px,3.4vw,46px);font-weight:400;line-height:1.05}.fx-sci{font-family:var(--serif);color:var(--ds-ink-secondary);margin:6px 0 0;font-size:19px}.fx-aka{color:var(--ds-ink-secondary);margin:8px 0 0;font-size:13.5px;line-height:1.6}.fx-aka b{color:var(--ds-ink-tertiary);margin-right:6px;font-weight:600}.fx-lede{margin:18px 0 0;font-size:17px;line-height:1.65}.fx-figure{margin:0}.fx-figure img{aspect-ratio:4/3;object-fit:contain;border-radius:var(--ds-radius-lg);background:radial-gradient(120% 90% at 50% 100%, var(--ds-water-soft) 0%, var(--ds-canvas) 75%);width:100%;height:auto;display:block}.fx-nofig{aspect-ratio:4/3;border-radius:var(--ds-radius-lg);background:var(--ds-surface)}.fx-figure figcaption{color:var(--ds-ink-tertiary);margin-top:8px;font-size:12px}.fx-sec{margin-top:34px}.fx-sec h2{font-family:var(--serif);letter-spacing:-.01em;margin:0 0 10px;font-size:25px;font-weight:400;line-height:1.2}.fx-sec p{margin:0;font-size:16px;line-height:1.7}.fx-sec ul{margin:0;padding-left:20px;font-size:16px;line-height:1.7}.fx-sec li{margin-bottom:8px}.fx-sec a{color:var(--ds-moss)}.fx-before{border-left:3px solid var(--ds-moss);padding:2px 0 2px 20px}.fx-before ul{padding-left:0;list-style:none}.fx-before li{margin-bottom:10px}.fx-q h2{font-size:21px}.fx-facts{border-collapse:collapse;width:100%;font-size:15px}.fx-facts th,.fx-facts td{text-align:left;border-top:1px solid var(--ds-line);vertical-align:top;padding:10px 8px;font-weight:400}.fx-facts th{color:var(--ds-ink-secondary);width:180px;font-size:14px}.fx-scroll{overflow-x:auto}.fx-vs{border-collapse:collapse;min-width:100%;font-size:14.5px}.fx-vs th,.fx-vs td{text-align:left;border-top:1px solid var(--ds-line);vertical-align:top;white-space:nowrap;padding:9px 14px 9px 0;font-weight:400}.fx-vs thead th{border-top:0;padding-bottom:12px;font-weight:600}.fx-vs tbody th{color:var(--ds-ink-secondary);font-size:13.5px}.fx-links{flex-wrap:wrap;gap:6px 18px;padding-left:0;list-style:none;display:flex}.fx-links li{margin:0}.fx-cta{margin-top:18px!important}.fx-cta a{font-weight:600}.fx-sources{border-top:1px solid var(--ds-line);color:var(--ds-ink-tertiary);margin-top:44px;padding-top:20px;font-size:13px}.fx-sources summary{cursor:pointer;color:var(--ds-ink-secondary)}.fx-sources ul{margin:12px 0 0;padding:0;line-height:1.7;list-style:none}.fx-sources li{flex-wrap:wrap;align-items:baseline;gap:4px 10px;padding:3px 0;display:flex}.fx-sources a{color:var(--ds-ink-secondary);border-bottom:1px solid var(--ds-line);text-decoration:none}.fx-sources a:hover,.fx-src-f{color:var(--ds-ink)}.fx-src-f:after{content:"—";color:var(--ds-ink-tertiary);margin-left:10px}.fx-src-d{color:var(--ds-ink-tertiary);font-variant-numeric:tabular-nums}@media (max-width:760px){.fx-top{grid-template-columns:1fr;gap:24px}.fx-figure{order:-1}}.fx h1{font-family:var(--serif);letter-spacing:-.02em;margin:0;font-size:clamp(34px,3.6vw,50px);font-weight:400;line-height:1.05}.fx-total{color:var(--ds-ink-tertiary);margin:10px 0 0;font-size:13px}.fx-group h2{align-items:baseline;gap:10px;display:flex}.fx-group .fx-n{font-family:var(--sans,inherit);color:var(--ds-ink-tertiary);font-variant-numeric:tabular-nums;font-size:13px}.fx-note{color:var(--ds-ink-secondary);max-width:62ch;font-size:15px;line-height:1.6;margin:0 0 14px!important}.fx-list{columns:2 300px;column-gap:32px;margin:0;padding-left:0;font-size:15px;list-style:none}.fx-list li{break-inside:avoid;margin-bottom:10px;line-height:1.45}.fx-list i{color:var(--ds-ink-tertiary);font-size:13.5px}.fx-hint{color:var(--ds-ink-tertiary);font-size:12.5px;display:block}.fx-cats{margin:28px 0 0;padding:0;list-style:none}.fx-cats>li{border-top:1px solid var(--ds-line);padding:18px 0}.fx-cats>li:last-child{border-bottom:1px solid var(--ds-line)}.fx-cats h2{margin:0 0 6px;font-size:20px}.fx-cats h2 a{text-decoration:none}.fx-cats h2 a:hover{text-decoration:underline}.fx-cats .fx-n{font-family:var(--sans,inherit);color:var(--ds-ink-tertiary);font-variant-numeric:tabular-nums;font-size:13px}.fx-cats .fx-note{margin:0!important}.fx-facts .fx-fact-note{color:var(--ds-ink-tertiary);max-width:46ch;margin-top:2px;font-size:12.5px;line-height:1.45;display:block}.fx-tankfig{aspect-ratio:4/3;border-radius:var(--ds-radius-lg);background:radial-gradient(120% 90% at 50% 100%, var(--ds-water-soft) 0%, var(--ds-canvas) 75%);justify-content:center;align-items:center;display:flex}.fx-tankfig .tw{width:100%;height:100%;padding:24px;display:block}.fx-start{margin:22px 0 0}.fx-start .btn{text-decoration:none}