.measurement-page{--paper:#fbf9f2;--wash:#edf0e5;--ink:#203d42;--muted:#496067;background:var(--paper)}
.measurement-page .top{border-bottom:1px solid var(--line)}
.measurement-page .top a{min-height:44px;display:inline-flex;align-items:center}
.measurement-page h1{font-size:clamp(2.65rem,5.3vw,5.5rem);line-height:1.08;max-width:14ch;margin:.3rem 0 1.3rem}
.measurement-page h2{font-size:clamp(1.9rem,3.4vw,3.25rem);line-height:1.18}
.measurement-page h3{font-size:1.15rem;letter-spacing:-.015em;line-height:1.4;margin:1.7rem 0 .65rem}
.measurement-page p,.measurement-page li{overflow-wrap:anywhere}
.measurement-page p{max-width:73ch}
.measure-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(2rem,5vw,5rem);align-items:center;padding:3.8rem 0 3rem}
.measure-hero .lead{font-size:clamp(1.05rem,1.45vw,1.24rem);line-height:1.7}
.measure-hero figure img{width:100%;aspect-ratio:1;object-fit:contain}
.measure-hero figcaption{max-width:58ch}
.measure-meta{font-size:.85rem;color:var(--muted)}
.measure-actions{display:flex;gap:.8rem 1.4rem;flex-wrap:wrap;margin:1.4rem 0}
.measure-actions a{display:inline-flex;align-items:center;min-height:44px;font-weight:700}
.measure-actions a:first-child{color:var(--paper);background:var(--accent);padding:.7rem 1.1rem;text-decoration:none}
.measure-actions a:first-child:hover{filter:brightness(.91)}
.measure-jump{display:flex;gap:.4rem 1.5rem;flex-wrap:wrap;border-block:1px solid var(--line);padding:1rem 0;margin-bottom:1.5rem}
.measure-jump a{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem}
.measure-story{padding:4rem 0;border-bottom:1px solid var(--line);scroll-margin-top:1rem}
.measure-story-header{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,1fr);gap:clamp(2rem,5vw,5rem);align-items:start}
.measure-story:nth-of-type(even) .measure-story-header figure{order:2}
.measure-story-header figure img{width:100%;aspect-ratio:1;object-fit:contain}
.measure-story-header .method{color:var(--accent);font-size:1.05rem;font-weight:700;margin-top:1.2rem}
.measure-story.text-led .measure-story-header{grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr)}
.measure-story.text-led .measure-story-header h2{max-width:22ch}
.measure-story.text-led .measure-story-header .story-side{padding-top:.2rem}
.measure-facts{padding-left:1.2rem;margin:1rem 0 0;line-height:1.7}
.measure-facts li{padding-left:.25rem;margin-bottom:.65rem}
.measure-study{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,5rem);margin-top:2.3rem}
.measure-study h3{margin-top:0}
.measure-task{background:var(--wash);padding:1.4rem 1.6rem}
.measure-task p:last-child{margin-bottom:0}
.measure-sources{margin-top:1.6rem;padding-top:.2rem}
.measure-sources ul{padding-left:1.1rem;line-height:1.6}
.measure-sources li{padding:.25rem 0}
.measure-sources a{display:inline-block;padding:.25rem 0}
.measure-sources details{margin-top:1.1rem}
.measure-sources summary{cursor:pointer;min-height:44px;display:list-item;padding:.6rem 0;font-weight:650}
.measure-sources .coordinate{font-size:.86rem;color:var(--muted);font-variant-numeric:tabular-nums}
.measure-closing{padding:4rem 0;max-width:900px}
.measure-downloads{padding:2rem 0 3.8rem;border-top:1px solid var(--line)}
.measure-downloads h2{font-size:2rem}
.measurement-page .footer{padding-top:2rem;padding-bottom:2rem;gap:2rem}
.measurement-page .network{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem;max-width:780px}
.measurement-page .network a{padding:.4rem 0}
.measure-feature{margin:2rem auto;padding:2rem 0;border-block:1px solid #c9d1c8;max-width:1320px}
.measure-feature h2{font-size:clamp(1.9rem,3vw,2.8rem);margin:0 0 .7rem;line-height:1.2}
.measure-feature p{max-width:74ch;line-height:1.7}
.measure-feature a{display:inline-flex;align-items:center;min-height:44px;margin-right:1.5rem;font-weight:650}
.atlas-intro{padding:3.4rem 0 2rem;display:grid;grid-template-columns:1.1fr 1fr;gap:3rem;align-items:end}
.atlas-intro h1{max-width:14ch}
.atlas-intro .lead{font-size:1.1rem}
.measure-map-frame{border:1px solid var(--line);background:#f7f4ec;overflow:hidden}
.measure-map-frame svg{display:block;width:100%;height:auto;aspect-ratio:1500/740;touch-action:auto}
.measure-map-frame .measurement-marker text{font:600 20px Manrope,Arial,sans-serif;fill:#203d42;paint-order:stroke;stroke:#fbf9f2;stroke-width:6px;stroke-linejoin:round}
.measure-map-frame .measurement-marker circle{fill:#a74829;stroke:#fff;stroke-width:3px}
.measure-map-frame .measurement-marker path{stroke:#203d42;stroke-width:1.5px;fill:none}
.measure-map-frame .measurement-marker[aria-current=true] circle{fill:#203d42;stroke:#f4bc63;stroke-width:5px}
.measure-map-frame .measurement-marker[aria-current=true] text{font-weight:800}
.measure-map-frame .measurement-marker:focus-visible{outline:none}
.measure-map-frame .measurement-marker:focus-visible circle{stroke:#1a5684;stroke-width:8px}
.measure-map-frame[data-network=argo] .ocean-sphere{fill:#bddfe8}
.map-tools{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin:.8rem 0}
.map-tools button{min-width:44px;font-size:.9rem}
.map-tools button[disabled]{opacity:.45;cursor:default}
.map-tools .map-scale{margin-left:auto;font-size:.84rem;color:var(--muted);font-variant-numeric:tabular-nums}
.map-caption{font-size:.85rem;color:var(--muted);line-height:1.65;padding:.25rem 0 .8rem}
.map-caption a{color:inherit}
.atlas-choices{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.2rem 0 1.5rem}
.atlas-choices a{display:flex;align-items:center;min-height:44px;border:1px solid var(--line);padding:.65rem .95rem;text-decoration:none;font-weight:650}
.atlas-choices a[aria-current=true]{color:var(--paper);background:var(--accent);border-color:var(--accent)}
.atlas-choices a:hover{box-shadow:inset 0 0 0 1px var(--accent)}
.atlas-place{padding:1.8rem 0 2rem;border-top:1px solid var(--line);scroll-margin-top:1rem}
.atlas-place h2{font-size:clamp(1.7rem,3vw,2.6rem);margin-bottom:.8rem;max-width:28ch}
.atlas-place-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:3rem}
.atlas-place .coordinate{font-size:.88rem;font-variant-numeric:tabular-nums;color:var(--muted)}
.atlas-place h3{margin-top:0}
.atlas-place .measure-sources{margin-top:.5rem}
.atlas-place .reading-link{display:inline-flex;align-items:center;min-height:44px;font-weight:700}
.atlas-page .measure-closing{padding-top:2rem}
@media(max-width:850px){.measure-hero{gap:2rem}.measurement-page .top{align-items:flex-start}.measure-story-header,.measure-story.text-led .measure-story-header{gap:2rem}.atlas-intro{gap:2rem}.atlas-place-grid{gap:2rem}}
@media(max-width:650px){.measurement-page .wrap{width:calc(100% - 36px)}.measurement-page .top{display:block;padding:1rem 0}.measurement-page .top nav{gap:.2rem 1.1rem;margin-top:.2rem;font-size:.85rem}.measurement-page h1{font-size:clamp(2.4rem,10vw,3.6rem)}.measure-hero,.atlas-intro{grid-template-columns:1fr;padding:2rem 0;gap:1.4rem}.measure-hero figure{max-width:460px}.measure-story{padding:2.6rem 0}.measure-story-header,.measure-story.text-led .measure-story-header,.measure-study,.atlas-place-grid{grid-template-columns:1fr;gap:1.5rem}.measure-story:nth-of-type(even) .measure-story-header figure{order:0}.measure-story-header figure{max-width:480px}.measure-study{margin-top:1.6rem}.measure-task{padding:1.2rem}.measure-jump{gap:.15rem 1rem}.measure-jump a{font-size:.83rem}.measure-hero .lead{font-size:1.06rem}.atlas-intro .lead{font-size:1rem}.atlas-choices{gap:.4rem}.atlas-choices a{font-size:.87rem;padding:.55rem .7rem}.map-tools .map-scale{width:100%;margin-left:0}.map-caption{font-size:.78rem}.measure-closing{padding:2.6rem 0}.measurement-page .footer{display:block}.measurement-page .network{margin-top:1rem}.measure-feature{margin:1.5rem auto}.measure-feature a{margin-right:.7rem}.atlas-place{padding-top:1.5rem}.atlas-place .measure-sources{margin-top:0}}
@media(prefers-reduced-motion:reduce){html,.measurement-page,.measurement-page *{scroll-behavior:auto}}