/* Geography and understanding: an open map beside a focused study desk. */
.atlas-learning-toolbar{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.atlas-learning-toolbar .atlas-intro{margin:0;flex-wrap:wrap}.atlas-learning-toolbar label,.library-heading label{display:grid;gap:7px;min-width:200px;font-size:14px;color:var(--muted)}.atlas-learning-toolbar select,.library-heading select,.reader-controls select,.watch-book-controls select{max-width:100%;min-height:46px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--muted);padding:9px 30px 9px 12px;font:inherit}.geo-workspace{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(280px,1fr);gap:24px}.geo-map-card{min-width:0;align-self:start;border:1px solid var(--line);background:var(--surface);border-radius:22px;overflow:hidden}.geo-map-toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 16px;background:var(--surface)}.map-layer-tabs{display:flex;gap:4px;background:var(--surface);border-radius:11px;padding:4px}.map-layer-tabs button{padding:10px 13px;min-height:44px;font-size:14px;border-radius:8px;color:var(--muted)}.map-layer-tabs button[aria-pressed=true]{background:var(--surface-strong);color:var(--green)}.geo-story{position:relative;background:#13333e;overflow:hidden}.geo-story .map-svg{width:100%;height:auto;display:block;min-height:420px}.geo-story-caption{position:absolute;bottom:22px;left:24px;display:grid;gap:6px;pointer-events:none;color:white}.geo-story-caption strong{font:29px/1.15 Georgia}.geo-story-caption span{font-size:14px;color:#c1d1d0}.geo-map-foot{display:flex;justify-content:space-between;gap:16px;padding:16px 18px;font-size:14px;color:var(--muted);flex-wrap:wrap}.geo-map-foot a{font-size:14px;text-decoration:underline}.geo-place-panel{padding:25px;border:1px solid var(--line);border-radius:22px;background:var(--surface);min-width:0}.place-certainty{display:flex;align-items:start;gap:9px;color:var(--muted);font-size:14px;line-height:1.6}.place-certainty svg{flex:none;margin-top:2px}.geo-scale-buttons{display:grid;gap:8px;margin-top:18px}.place-passages{display:grid}.place-passages button{min-height:46px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:15px;text-align:left}.place-passages button span+span{font-size:14px;color:var(--muted)}.place-chip-list{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 34px}.place-chip-list button{min-height:44px;padding:9px 15px;border:1px solid var(--line);border-radius:24px;background:var(--surface);font-size:14px}.place-chip-list button[aria-pressed=true]{background:var(--surface-strong);color:var(--ink);border-color:var(--green)}.geo-live-map{height:470px;isolation:isolate;background:var(--surface)}.geo-live-map .leaflet-control-attribution{font-size:14px;line-height:1.35;max-width:100%;padding:4px 6px}.geo-live-map .leaflet-control-zoom a{width:44px;height:44px;line-height:44px;font-size:26px}.map-provider-status{padding:12px 18px;font-size:14px;line-height:1.5;color:var(--muted);background:var(--surface-soft)}.geo-city-marker{background:transparent}.map-unavailable{height:100%;display:grid;place-content:center;gap:20px;padding:28px;text-align:center}.learning-overview p{color:var(--muted);font-size:15px;line-height:1.6}.learning-metrics div{display:grid;gap:10px;align-self:center}.learning-metrics span{font-size:14px;line-height:1.35;color:var(--muted)}.learning-next{grid-column:1/-1;display:flex;justify-content:space-between;gap:18px;align-items:center;border-top:1px solid var(--line);padding-top:17px;font-size:14px}.learning-next small{max-width:340px;font-size:13px;line-height:1.5;color:var(--muted)}.chapter-library{margin:32px 0}.library-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:24px}.library-heading h2{font:42px/1.15 var(--sans);margin:10px 0}.library-heading p:not(.eyebrow){color:var(--muted);font-size:15px}.phase-tabs{display:flex;gap:10px;margin-bottom:24px;overflow:auto;padding-bottom:8px}.phase-tabs button{flex:1;min-width:135px;min-height:72px;border:1px solid var(--line);background:var(--surface);border-radius:12px;font-size:14px;padding:12px;text-align:left;line-height:1.3}.phase-tabs button small{display:block;font-size:12px;margin-top:8px;color:var(--muted)}.phase-tabs button[aria-pressed=true]{background:var(--surface-strong);color:var(--green);border-color:var(--green)}.phase-tabs button[aria-pressed=true] small{color:var(--green)}.chapter-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.chapter-step>span:nth-child(2){flex:1;min-width:0;display:grid;gap:7px}.chapter-step strong{font-size:15px;line-height:1.35;font-weight:550}.chapter-step small{font-size:12px;color:var(--muted)}.chapter-step.is-read{background:var(--surface)}.reader-controls{flex-wrap:wrap}.reader-controls>label{min-width:150px}.reader-controls>label:nth-child(2){min-width:95px}.watch-book-controls{display:grid;grid-template-columns:1fr 95px;gap:12px}.watch-book-controls label{display:grid;gap:7px;font-size:14px}.chapter-learning .section-bar{margin:0 0 24px}.chapter-learning .section-bar h2{font:32px/1.2 var(--sans)}.learning-stages{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 30px;padding:0}.learning-stages li{display:flex;gap:10px;align-items:center;font-size:14px;color:var(--muted)}.learning-stages li>span{flex:none;width:32px;height:32px;display:grid;place-content:center;background:var(--surface);border-radius:50%;color:var(--muted)}.learning-stages li.complete{color:var(--success)}.learning-stages li.complete>span{background:var(--success-soft);color:var(--ink)}.learning-content-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px}.learning-content-grid article{min-width:0}.learning-content-grid small,.chapter-learning small{display:block;font-size:13px;color:var(--muted);line-height:1.6;margin-top:10px}.learning-actions{display:flex;gap:12px;flex-wrap:wrap;margin:23px 0 10px}.chapter-learning label{font-size:15px;line-height:1.55}.chapter-learning fieldset{border:0;margin:0;padding:0}.chapter-learning legend{font-size:18px;line-height:1.5;margin:12px 0 16px}.recall-option{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:11px;padding:14px;margin-bottom:10px;min-height:54px;cursor:pointer}.recall-option input{width:18px;height:18px;flex:none;accent-color:var(--green)}.chapter-learning select{display:block;background:var(--surface);border:1px solid var(--line);border-radius:9px;min-height:46px;width:100%;padding:10px;font-size:15px;margin:6px 0 14px}.recall-result strong{font-size:19px}.recall-result a{text-decoration:underline;font-size:14px}.recall-result p{margin:12px 0;font-size:15px}.chapter-learning #reflection-form{border-top:1px solid var(--line);margin-top:30px;padding-top:25px}.reflection-actions{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-top:12px}.reflection-actions small{margin:0}.reader-chapter-nav{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);margin-top:26px;padding-top:25px}.learning-error{font-size:14px;color:var(--error);margin-top:14px}.study-chat-launch{min-height:44px;padding:8px 15px;border:1px solid var(--line);background:var(--surface);border-radius:24px;color:var(--muted);display:flex;gap:9px;font-size:14px;align-items:center;white-space:nowrap}.study-chat-launch span{font-size:23px}.study-chat-dialog{inset:16px 16px 16px auto;margin:0;width:480px;max-width:calc(100vw - 32px);height:calc(100dvh - 32px);max-height:900px;padding:0;border:1px solid var(--line);border-radius:22px;background:var(--surface);color:var(--muted);box-shadow:0 20px 80px #09281745;overflow:hidden}.study-chat-dialog[open]{display:flex;flex-direction:column}.study-chat-dialog::backdrop{background:var(--surface-soft);backdrop-filter:blur(3px)}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:23px 23px 17px;background:var(--surface);gap:15px}.chat-header h2{font:32px var(--sans);margin-top:10px}.chat-close{width:44px;height:44px;flex:none;border:1px solid var(--line);border-radius:50%;font-size:27px;line-height:1}.chat-context{padding:14px 23px;background:var(--surface);display:flex;gap:14px;justify-content:space-between;font-size:14px}.chat-context a{text-decoration:underline}.chat-messages{flex:1;min-height:110px;overflow:auto;padding:24px;overscroll-behavior:contain}.chat-intro h3{font:30px/1.2 var(--sans);margin:16px 0}.chat-intro p{font-size:15px;line-height:1.7;color:var(--muted)}.chat-intro>a{display:block;font-size:14px;margin-top:18px;text-decoration:underline}.chat-suggestions{display:grid;gap:10px;margin-top:22px}.chat-suggestions button{text-align:left;border:1px solid var(--line);border-radius:12px;padding:14px;font-size:14px;line-height:1.4;background:var(--surface)}.chat-user{background:var(--surface-soft);color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere;padding:14px 17px;border-radius:16px 16px 3px 16px;font-size:15px;line-height:1.65;margin:0 0 19px 32px}.chat-answer{background:var(--surface);border:1px solid var(--line);border-radius:4px 16px 16px 16px;padding:18px;margin:0 0 26px}.chat-answer>span{font-size:14px;letter-spacing:.08em;color:var(--muted)}.chat-answer>p{font-size:15px;line-height:1.75;white-space:pre-wrap;overflow-wrap:anywhere;margin:12px 0}.chat-answer>a{font-size:14px;text-decoration:underline}.chat-follow-up{border-top:1px solid var(--line);padding-top:14px;color:var(--muted)}.study-chat-dialog form{padding:18px 23px;background:var(--surface);border-top:1px solid var(--line)}.study-chat-dialog form label{font-size:14px}.study-chat-dialog textarea{box-sizing:border-box;width:100%;resize:vertical;max-height:135px;border:1px solid var(--line);border-radius:12px;padding:12px;font:16px/1.5 inherit;color:var(--muted);margin-top:8px;background:var(--surface)}.chat-form-actions{display:flex;gap:12px;align-items:center;justify-content:space-between;margin:12px 0}.study-chat-dialog .caption-note{font-size:12px;line-height:1.45;margin:9px 0 0}.study-chat-dialog #chat-status{font-size:14px;line-height:1.5;color:var(--muted);margin-top:8px}button:disabled{cursor:default;opacity:.62}button:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--line);outline-offset:3px}
@media(min-width:1500px){.geo-story .map-svg{min-height:500px}.geo-live-map{height:550px}}
@media(max-width:1100px){.geo-workspace{grid-template-columns:minmax(0,1.5fr) minmax(260px,1fr)}.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-overview .learning-metrics{max-width:550px}.learning-next{flex-wrap:wrap}.geo-map-toolbar{padding:10px}.map-layer-tabs button{padding:9px 10px}.geo-map-toolbar>.plain-button{font-size:14px}.atlas-learning-toolbar{align-items:start;flex-direction:column}.atlas-learning-toolbar label{width:min(100%,360px)}}
@media(max-width:800px){.geo-workspace{grid-template-columns:1fr}.geo-story .map-svg{min-height:0}.geo-place-panel{padding:24px}.place-passages{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px}.learning-content-grid{grid-template-columns:1fr}.library-heading{align-items:start}.geo-live-map{height:390px}.geo-map-toolbar>.plain-button{font-size:14px}}
@media(max-width:680px){.topbar .preview-badge{display:none}.study-chat-launch{min-height:40px;padding:6px 11px}.atlas-learning-toolbar{gap:18px}.atlas-learning-toolbar .filter{min-height:44px;padding:10px 14px;font-size:14px}.geo-workspace{gap:16px}.geo-map-card,.geo-place-panel{border-radius:17px}.geo-story .map-svg{height:330px;width:100%;min-height:330px}.geo-story-caption{bottom:17px;left:17px}.geo-story-caption strong{font-size:23px}.geo-story-caption span{font-size:12px}.geo-story .map-marker text{font-size:16px}.geo-story .map-water-label{font-size:24px}.geo-story .map-region{font-size:14px}.geo-map-foot{padding:13px;font-size:14px;gap:10px}.geo-map-toolbar{gap:5px;padding:9px}.map-layer-tabs{gap:2px}.map-layer-tabs button{font-size:14px;padding:9px;min-height:44px}.geo-map-toolbar>.plain-button{font-size:14px;padding:5px;min-height:44px}.geo-place-panel{padding:22px}.geo-live-map{height:365px}.place-chip-list{gap:7px;margin-bottom:23px}.place-chip-list button{font-size:14px;padding:9px 12px}.learning-metrics span{font-size:14px}.learning-next{gap:12px;align-items:start;flex-direction:column}.library-heading{flex-direction:column;gap:18px}.library-heading h2{font-size:37px}.library-heading label{width:100%;min-width:0}.chapter-grid{grid-template-columns:1fr;gap:10px}.phase-tabs button{min-width:145px}.reader-controls{width:100%;gap:12px}.reader-controls>label{flex:1;min-width:0}.reader-controls>label:nth-child(2){flex:0 0 80px;min-width:0}.reader-controls .text-size{width:100%;justify-content:end}.chapter-learning .section-bar{display:block}.chapter-learning .section-bar h2{font-size:28px;margin-bottom:12px}.learning-stages{grid-template-columns:repeat(2,1fr);gap:14px}.learning-stages li{font-size:13px;gap:8px}.learning-content-grid{gap:24px}.learning-actions{display:grid}.reflection-actions{align-items:start;flex-direction:column}.reader-chapter-nav{gap:10px}.reader-chapter-nav button{padding:11px;font-size:14px;flex:1}.study-chat-dialog{inset:8px;max-width:calc(100vw - 16px);width:auto;height:calc(100dvh - 16px);max-height:none;border-radius:18px}.chat-header{padding:18px}.chat-header h2{font-size:29px}.chat-context{padding:12px 18px}.chat-messages{padding:18px}.study-chat-dialog form{padding:15px 18px}.chat-form-actions{gap:10px;flex-wrap:wrap}.chat-form-actions .plain-button{font-size:14px}.chat-form-actions .primary{font-size:14px;min-height:44px}.chat-intro h3{font-size:27px}}
.atlas-book-jump{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:15px 18px;margin-bottom:18px;border:1px solid var(--line);border-radius:12px;background:var(--surface);font-size:14px}.atlas-book-jump button{min-height:44px;white-space:nowrap}@media(max-width:680px){.atlas-book-jump{flex-direction:column;align-items:start;gap:3px;padding:12px 16px}}

.learning-overview{margin:32px 0;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:30px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:28px}
.learning-overview h2{font:600 28px/1.2 var(--sans);letter-spacing:-.03em;margin:10px 0}
.learning-metrics strong{font:600 34px/1.1 var(--sans);letter-spacing:-.035em}
.chapter-step{min-width:0;min-height:105px;display:flex;gap:14px;align-items:center;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px;transition:border-color .15s,box-shadow .15s}
.chapter-step:hover{border-color:var(--input);box-shadow:var(--shadow);transform:none}
.chapter-step-number{width:38px;height:38px;flex:none;display:grid;place-content:center;border:0;border-radius:12px;background:var(--surface-soft);font:500 16px var(--sans);color:var(--muted)}
.chapter-step.is-read .chapter-step-number{background:var(--success-soft);color:var(--success);border:0}
.chapter-learning{margin-top:32px;padding:30px;border:1px solid var(--line);border-radius:22px;background:var(--surface)}
.learning-content-grid h3{font:600 25px/1.3 var(--sans);letter-spacing:-.025em;margin:16px 0}
.learning-content-grid p{font-size:16px;line-height:1.8;color:var(--ink);margin:16px 0}
.recall-option:has(input:checked){background:var(--surface-strong);border-color:var(--green)}
.recall-result{padding:22px;background:var(--success-soft);border-radius:16px;margin-top:20px}
.recall-result.revisit{background:var(--surface-soft)}
.chapter-learning textarea{width:100%;border:1px solid var(--input);border-radius:12px;resize:vertical;min-height:128px;font:16px/1.7 var(--sans);padding:16px;margin-top:12px;background:var(--surface);color:var(--ink)}
.geo-place-panel h2{font:600 34px/1.12 var(--sans);letter-spacing:-.03em;margin:12px 0 18px}
.geo-place-panel h3{font:600 22px/1.3 var(--sans);letter-spacing:-.02em;margin:28px 0 12px}
.geo-city-marker span{display:block;width:25px;height:25px;border:4px solid #fff;border-radius:50%;background:#245f51;box-shadow:0 0 0 8px #245f5128,0 3px 10px #0003}
@media(max-width:1050px){.learning-overview{grid-template-columns:1fr}.learning-metrics{padding-top:8px}}
@media(max-width:760px){.learning-overview,.chapter-learning{padding:24px 20px;border-radius:20px}.chapter-step{padding:18px;min-height:94px}.learning-content-grid h3{font-size:23px}}