/* Revision 6: local atlas modules; the shared site navigation is unchanged. */
.m6-navigation summary{display:none}.m6-navigation .m5-nav{display:flex}.m6-navigation:not([open])>.m5-nav{display:flex}.m6-navigation a{min-height:44px}.m6-navigation summary:focus-visible{outline:3px solid #a73821;outline-offset:3px}
.m6-inline-question{max-width:760px;margin:48px auto;padding:28px;border:1px solid #c8bbaa;background:#f4eee4}.m6-inline-question h2{font-size:clamp(25px,3vw,35px);line-height:1.18}.m6-inline-question>.eyebrow{font-size:11px}.m6-inline-question .m5-permalink{display:block;margin-top:12px}.m6-inline-question a{min-height:44px;display:inline-flex;align-items:center}.m6-inline-question [role=status]:empty{margin:0}.m6-lessons{max-width:850px;margin:40px auto}.m6-lessons article{border-top:1px solid #bdb5a6;padding:24px 0}.m6-lessons .action{margin:8px 12px 8px 0}
.ex6-outline-key{display:flex;align-items:center;gap:16px;padding:12px 16px;background:#ede9df;border:1px solid #c8c0af;margin-top:12px}.ex6-outline-key svg{height:100px;min-width:70px;width:70px;fill:none;stroke:#1c1c19;stroke-width:2}.ex6-outline-key p{font:13px/1.5 'IBM Plex Sans',sans-serif;margin:0;max-width:320px}.ex6-leader{stroke:#798575;fill:none}.ex5-focus-place .ex6-leader{stroke:#a73821}.ex4-plots.ex6-geography .ex4-map{height:auto;aspect-ratio:1 / 1.05;background:#eaf0eb}.ex4-plots.ex6-geography figure{background:#edf2ee}.ex4-coast{stroke:#789284!important;stroke-width:1.2!important}.ex4-grid{stroke:#cedad0!important}.ex4-place text{stroke:#eaf0eb!important}.ex4-is-comparing{gap:24px}.ex4-is-comparing .ex4-map{height:370px}.ex4-map{transition:background-color .2s}.ex5-topbar{flex-wrap:wrap}.ex4-strip{grid-template-columns:repeat(4,minmax(0,1fr))}.ex4-strip+.ex4-strip{margin-top:20px}.ex5-workbench{grid-template-columns:minmax(0,1.25fr) minmax(0,.85fr);gap:32px}#ex5-collection h3{font-size:25px;margin:26px 0 8px}
.ph6-map-controls{display:flex;gap:8px;margin:12px 0}.ph6-map-controls button{background:transparent;color:#7d1d0c;border:1px solid #a73821;min-height:46px;padding:10px 14px;font:14px 'IBM Plex Sans',sans-serif;cursor:pointer}.ph6-map-controls button[aria-pressed=true]{background:#a73821;color:white}.ph6-doc-links{display:grid;grid-template-columns:1fr 1fr;gap:18px}.ph6-doc-links a{display:grid;gap:12px;padding:20px;background:#f1ebe1;border-top:2px solid #a73821;text-decoration:none}.ph6-doc-links span,.ph6-doc-links small{font:12px/1.5 'IBM Plex Sans',sans-serif}.ph6-doc-links strong{font:26px/1.2 'Playfair Display',serif}.ph5-map #ph6-map{height:auto;aspect-ratio:1.25}.ph5-map #ph6-map text{font-size:12px}.ph5-map #ph6-map .ph5-map-place{font-size:15px}.ph5-map #ph6-map[data-scale=wide] text{font-size:23px}.ph5-map #ph6-map[data-scale=wide] .ph5-map-place{font-size:28px}.m5-selected-books{grid-template-columns:repeat(2,minmax(0,1fr))}.m5-selected-books a{overflow-wrap:anywhere}.m6-pending{font:14px/1.5 'IBM Plex Sans',sans-serif;border-left:2px solid #a73821;padding:8px 14px}
@media(max-width:800px){.ex5-workbench{grid-template-columns:1fr}.ex5-canvas{position:static}.ex4-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.ex4-card svg{height:175px}.ex5-heading{padding-top:16px}.ex5-heading h1{font-size:34px}.m6-navigation{border-block:1px solid #d3c8b9;margin:0 20px}.m6-navigation summary{display:flex;min-height:44px;align-items:center;justify-content:space-between;font:13px 'IBM Plex Sans',sans-serif;color:#7d1d0c;cursor:pointer}.m6-navigation summary:after{content:'+';font-size:22px}.m6-navigation[open] summary:after{content:'−'}.m6-navigation:not([open])>.m5-nav{display:none}.m6-navigation .m5-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:8px 0;gap:4px}.atlas-caption{display:none}.atlas-mast{padding-block:12px!important}.m5-hero{padding-top:24px}.m6-inline-question{padding:22px 18px;margin:32px 0}.ph6-doc-links{grid-template-columns:1fr}.ph5-map{margin-inline:-8px}.ph5-map #ph6-map{aspect-ratio:1 / 1.05}.ph5-heading h1{font-size:46px}.ph5-geography{margin-top:24px}.ph6-map-controls button{flex:1}.m5-selected-books{grid-template-columns:1fr}.m6-lessons .action{display:flex;justify-content:center}.ex4-map-credit{font-size:12px}}
/* Final polish: legible geographic keys and progressive question reveals. */
.ex7-country circle,.ex7-country .ex6-leader,.ex7-territory circle,.ex7-territory .ex6-leader,.ex7-city circle{opacity:0}.ex7-country text{letter-spacing:1px}.ex7-city-mark{fill:#a73821;stroke:#fdf9f4;stroke-width:1}.ex7-mini-pair{display:grid;grid-template-columns:90px 1fr;gap:20px;width:100%}.ex7-mini-pair figure{margin:0}.ex7-mini-pair figcaption{font:13px/1.4 'IBM Plex Sans',sans-serif;margin-top:8px}.ex6-outline-key{display:block}.ex6-outline-key .ex7-mini-silhouette{width:70px;height:110px}.ex6-outline-key .ex7-locator{width:100%;height:130px;stroke:none;background:#eaf0eb}.ex7-locator #ex7-viewport{fill:#a7382110;stroke:#a73821;stroke-width:4}.ex6-outline-key>p{font-size:14px;max-width:none;margin:16px 0 0}.ex7-geography-key{padding:24px;border:1px solid #c9c0b1;background:#f3eee5;max-width:850px;margin:24px 0}.ex7-geography-key h3{font-size:26px;margin-top:0}.ex7-geography-key p,.ex7-geography-key li{font-size:16px;line-height:1.6}.ex7-geography-key a{display:inline-flex;min-height:44px;align-items:center}.ex7-documents h4{font-size:21px;margin-bottom:12px}.ex7-documents article{border-top:1px solid #c7bbac;padding:12px 0}.ex7-documents a{display:block;min-height:44px}.ex7-proof-pending{border-top:1px solid #c8bbaa;padding-top:12px}.ex4-map-credit,.ex4-legend{font-size:14px!important;line-height:1.6}.ex5-map-tools button,.ex4-segment-buttons button,.ex5-places button{font-size:14px;min-height:48px;padding:12px}.ex4-stepbar button{min-height:52px}.ex4-card small{font-size:14px}.ex4-card span{font-size:13px}.m7-answer{margin:18px 0;border-top:1px solid #c8bbaa;padding-top:12px}.m7-answer summary,.m7-library-notes summary{min-height:48px;cursor:pointer;color:#7d1d0c;font:500 16px/1.5 'IBM Plex Sans',sans-serif;padding:12px 0}.m7-answer .m7-explanation{padding:8px 0}.m7-answer:focus-visible{outline:3px solid #a73821}.m7-library-notes{max-width:850px;margin-bottom:25px}.m7-library-notes p{font-size:16px}.m7-source-shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:20px 0 55px}.m7-source-shelf>a{display:block;padding:22px;background:#f1ebe1;border-top:2px solid #a73821;text-decoration:none;color:#1c1c19}.m7-source-shelf h2{font-size:27px;line-height:1.15}.m7-source-shelf p{font-size:18px}.m7-source-shelf small{display:block;font:14px/1.5 'IBM Plex Sans',sans-serif}.m7-source-shelf img{width:100%;height:170px;object-fit:contain;margin:14px 0}.m7-specimen{display:flex;align-items:center;justify-content:center;height:170px;margin:14px 0;font:58px 'Playfair Display',serif;color:#a73821;border-block:1px solid #c8bbaa}.m7-catalog-link{display:inline-flex;align-items:center;min-height:48px}.m5-answers button{min-height:48px;font-size:16px}.m5-permalink{font-size:14px}.m7-usage-note{font:13px/1.5 'IBM Plex Sans',sans-serif;max-width:750px}
@media(max-width:800px){.m7-source-shelf{grid-template-columns:1fr}.m7-source-shelf>a{display:grid;grid-template-columns:90px 1fr;gap:0 18px;padding:18px}.m7-source-shelf .eyebrow{grid-column:1/-1}.m7-source-shelf h2{grid-column:2;margin:12px 0;font-size:25px}.m7-source-shelf img,.m7-source-shelf .m7-specimen{grid-column:1;grid-row:2/5;height:130px;width:90px;font-size:36px}.m7-source-shelf p,.m7-source-shelf small{grid-column:2;margin:6px 0}.m7-source-shelf p{font-size:16px}.ex7-geography-key{padding:20px}.ex7-geography-key ul{padding-left:20px}.ex4-stepbar{position:sticky;bottom:8px;z-index:5;padding:7px;background:#fdf9f4;border:1px solid #c8bbaa}.ex4-stepbar button{font-size:14px}.ex5-topbar{font-size:14px}.ex5-topbar button{font-size:14px}.ex7-mini-pair{grid-template-columns:75px 1fr;gap:12px}.ph5 .ph5-caption,.ph5-map figcaption{font-size:14px}.m7-source-shelf small{font-size:13px}}
/* Keep the entire drawing visible; controls follow the map in document order. */
@media(max-width:800px){.ex4-stepbar{position:static;margin-top:12px}}