/* Isolated learning extension. The existing film remains after the world map. */
[hidden]{display:none!important}
:where(select,summary,legend[tabindex],div[tabindex]):focus-visible{outline:2px solid var(--mint);outline-offset:4px}
select{font:inherit;color:var(--text);background:#091727}
.learn-section{margin-top:34px;border-top:1px solid var(--line);padding-top:32px}
.learn-section h3{font-size:clamp(25px,3.1vw,41px);line-height:1.12;letter-spacing:-.035em;margin:10px 0 20px}
.learn-section h4{font-size:19px;line-height:1.3;margin:12px 0}
.learn-section p{color:var(--muted);line-height:1.75}
.learn-section strong{color:var(--text)}
.learn-intro{max-width:930px;padding:0 0 22px}
.learn-intro h3{font-size:clamp(34px,4.4vw,55px);max-width:770px}
.learn-lead{font-size:clamp(18px,2.3vw,23px);max-width:810px}
.learn-actions{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 12px}
.learn-fine{font-size:12px;line-height:1.65;color:var(--muted);overflow-wrap:anywhere}
.learn-section .learn-fine{font-size:12px}
.learn-skill-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0 30px}
.learn-skill-grid article{border:1px solid var(--line);border-radius:18px;background:linear-gradient(140deg,#0b1a2a,#081020);padding:20px}
.learn-skill-grid article>span{font-size:10px;font-weight:800;letter-spacing:.14em;color:var(--mint)}
.learn-skill-grid p{font-size:13px;margin-bottom:0}
.learn-panel{padding:28px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(140deg,rgba(13,28,44,.85),rgba(8,12,27,.93));margin:24px 0}
.learn-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:10px}
.learn-panel-head h3{margin-bottom:8px}
.learn-badge{display:inline-block;border:1px solid rgba(169,139,255,.32);border-radius:8px;color:#d7c7ff;padding:5px 9px;font-size:10px;font-weight:650;line-height:1.5;max-width:100%;white-space:normal}
.learn-figure-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.82fr);gap:28px;align-items:start;margin-top:24px}
.learn-figure{margin:0;background:#f6f9fa;border-radius:16px;overflow:hidden;color:#17283e}
.learn-figure img{display:block;width:100%;height:auto}
.learn-figure figcaption{font-size:12px;padding:14px 16px;background:#eaf0f5;color:#24384c;line-height:1.6}
.learn-figure figcaption a{color:#325270;text-decoration:underline;display:inline-block}
.learn-reading-guide h4{font-size:25px;color:#d9eff9;margin-top:0;line-height:1.25}
.learn-reading-guide p{font-size:14px}
.learn-callout{border-left:3px solid var(--mint);padding:14px 17px;background:rgba(78,187,168,.065);border-radius:0 12px 12px 0;line-height:1.7}
.learn-callout p{margin:5px 0 0}
.learn-source{font-size:12px;line-height:1.6;overflow-wrap:anywhere;display:inline-block;padding:8px 0;text-underline-offset:3px}
.learn-comparison{border-top:1px solid var(--line);padding-top:20px;margin-top:26px}
.learn-controls{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin:20px 0 24px}
.learn-controls label{min-width:0;color:var(--muted);font-size:12px;display:flex;flex-direction:column;gap:7px}
.learn-controls select{width:100%;max-width:100%;min-height:46px;border:1px solid var(--line2);border-radius:10px;padding:8px 10px;font-size:13px}
.learn-bar-row{display:grid;grid-template-columns:185px minmax(0,1fr) 80px;align-items:center;gap:14px;margin:15px 0;font-size:13px}
.learn-bar-name{font-weight:600;line-height:1.45;overflow-wrap:anywhere}
.learn-bar-row.reference{border-top:1px solid var(--line);padding-top:16px}
.learn-bar-track{height:14px;border-radius:4px;background:#12283a;position:relative}
.learn-bar-track>span{display:block;min-width:0;height:100%;border-radius:4px;background:linear-gradient(90deg,#648edf,#7ee8ff)}
.learn-bar-row.reference .learn-bar-track>span{background:#ad98dc}
.learn-bar-row.secondary .learn-bar-track>span{background:#70d9b9}
.learn-bar-track.is-missing{height:14px;background:repeating-linear-gradient(135deg,transparent,transparent 4px,#26313e 4px,#26313e 6px)}
.learn-bar-score{text-align:right;color:#ebfaff;font-variant-numeric:tabular-nums;font-weight:700;line-height:1.35}
.learn-axis{display:flex;justify-content:space-between;margin:0 94px 0 199px;font-size:10px;color:#91a9b9}
.learn-details{border:1px solid var(--line);border-radius:14px;padding:0 18px;background:rgba(5,15,28,.6);margin:18px 0}
.learn-details summary{cursor:pointer;font-weight:650;font-size:14px;line-height:1.5;padding:17px 0;color:#d5ecf7}
.learn-details[open]{padding-bottom:18px}
.learn-details .learn-details{background:rgba(10,20,37,.8)}
.learn-table-search{font-size:13px;color:var(--muted);display:block;max-width:420px}
.learn-table-search input{display:block;width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#0b1826;color:var(--text);margin:8px 0;min-height:44px}
.learn-table-scroll{max-height:480px;overflow:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:10px;margin:12px 0}
.learn-table-scroll table{width:100%;min-width:600px;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}
.learn-table-scroll caption{text-align:left;padding:10px;font-size:12px;color:#c7ddeb;background:#0b192a}
.learn-table-scroll th,.learn-table-scroll td{padding:10px;border-bottom:1px solid var(--line);text-align:right}
.learn-table-scroll th:first-child{text-align:left;max-width:240px;min-width:155px;overflow-wrap:anywhere}
.learn-table-scroll thead th{position:sticky;top:0;background:#13253a;color:#dcecf9}
.learn-table-scroll tbody tr:nth-child(even){background:rgba(126,232,255,.025)}
.learn-stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:20px 0}
.learn-stat-grid article{padding:20px;border:1px solid var(--line);border-radius:16px;background:#091827}
.learn-stat-grid article>strong{display:block;font-size:33px;color:var(--cyan);margin:14px 0 4px;letter-spacing:-.03em}
.learn-stat-grid p{font-size:13px;line-height:1.7}
.learn-stat-grid article.learn-historical{border-color:rgba(240,184,130,.36)}
.learn-historical .learn-badge{color:#ffd5af;border-color:rgba(240,184,130,.36)}
.learn-two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.learn-two-col p,.learn-ai>p{font-size:14px}
.learn-two-col a{font-size:12px;line-height:1.55}
.learn-practice{border-color:rgba(120,239,193,.36);background:linear-gradient(140deg,#0c212b,#0d1428)}
.learn-progress{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted);margin:24px 0}
.learn-progress progress{height:9px;max-width:55%;width:280px;accent-color:#78efc1}
.learn-practice fieldset{padding:0;border:0;margin:16px 0;min-width:0}
.learn-practice legend{font-size:clamp(20px,2.2vw,27px);line-height:1.4;letter-spacing:-.02em;font-weight:650;color:#edfaff;margin-bottom:22px;padding:0;max-width:100%}
.learn-option{display:flex;align-items:flex-start;gap:12px;padding:15px;border:1px solid var(--line2);border-radius:12px;margin:10px 0;background:rgba(17,35,50,.6);cursor:pointer;line-height:1.55;font-size:15px}
.learn-option:has(input:checked){border-color:var(--mint);background:rgba(81,180,147,.09)}
.learn-option input{flex:0 0 auto;margin:5px 0 0;width:18px;height:18px;accent-color:var(--mint)}
.learn-option:has(input:disabled){cursor:default}
.learn-option.is-correct{border-color:var(--mint)}
.learn-option.is-incorrect{border-style:dashed;border-color:var(--warning)}
.learn-feedback{border:1px solid var(--line2);border-radius:14px;padding:20px;margin:20px 0;background:#0b1b2d}
.learn-feedback h4{margin:0 0 10px;color:var(--mint)}
.learn-feedback p{font-size:14px}
.learn-review-item p{font-size:13px}
.learn-review-item .learn-result-label{font-size:12px;color:var(--mint)}
.learn-chapter-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.learn-chapter-grid button{display:flex;gap:8px;align-items:center;text-align:left;padding:12px;background:#0d1c2c;border:1px solid var(--line);border-radius:10px;color:#d2e8f5;font-size:12px;line-height:1.4;min-height:48px}
.learn-chapter-grid button>span{color:var(--mint);font-size:10px}
.learn-chapter-grid button small{margin-left:auto;color:#9fb4c9;font-size:10px}
.learn-attribution{padding:8px 6px}
.learn-map-inset{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 16px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
.learn-map-inset button{border:1px solid var(--line2);border-radius:10px;background:#0e2639;color:var(--cyan);min-height:44px;padding:8px 12px}
.learn-map-inset small{flex-basis:100%;font-size:10px;line-height:1.5}
/* Fix genuine issues from the prior review, without hiding clipped controls. */
.top-inner{height:auto;min-height:68px;flex-wrap:wrap;padding:10px 0;gap:10px 18px}
.brand{min-width:0;white-space:normal;flex-shrink:1}
.brand-mark{flex-shrink:0}.brand>span:last-child{min-width:0}
.nav-links{flex-wrap:wrap;min-width:0}
.nav-links a{min-height:44px;display:inline-flex!important;align-items:center}
.map-toolbar>*{min-width:0}.country-control .learn-fine{margin:5px 0 0;max-width:340px;font-size:10px}
.map-zoom button{width:auto!important;min-width:44px!important;height:44px!important;padding:0 9px!important}
.compare-bar>span{min-width:0!important}
.compare-bar.is-missing{background:repeating-linear-gradient(135deg,transparent,transparent 4px,#26313e 4px,#26313e 6px)}
#historical-observation{display:block;margin-top:5px;color:var(--warning);font-size:10px;max-width:100%}
.world-map.can-pan{touch-action:none;cursor:grab}
.world-map.is-panning{cursor:grabbing}.world-map.is-panning .country{cursor:grabbing}
@media(max-width:1000px){.learn-skill-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learn-chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:740px){.top-inner{align-items:flex-start}.nav-links{width:100%;gap:4px}.nav-links a{padding:7px 10px;font-size:11px}.learn-panel{padding:19px}.learn-panel-head{flex-direction:column;gap:6px}.learn-figure-grid,.learn-two-col{grid-template-columns:1fr}.learn-figure{max-width:520px;margin:0 auto}.learn-stat-grid{grid-template-columns:1fr}.learn-controls{grid-template-columns:1fr}.learn-reading-guide{padding-top:8px}.learn-bar-row{grid-template-columns:95px minmax(0,1fr) 64px;gap:8px;font-size:11px}.learn-axis{margin-left:103px;margin-right:72px}.learn-section p{line-height:1.7}.learn-figure-grid{gap:20px}}
@media(max-width:470px){.top-inner{padding:8px 0}.brand strong{font-size:12px}.brand small{font-size:9px}.nav-links a{padding:7px 8px}.learn-panel{padding:15px;border-radius:16px}.learn-skill-grid{gap:9px}.learn-skill-grid article{padding:14px}.learn-skill-grid h4{font-size:16px}.learn-skill-grid p{font-size:12px}.learn-chapter-grid{grid-template-columns:1fr}.learn-actions .cta{width:100%;padding:12px;white-space:normal;min-height:48px}.learn-option{padding:13px;font-size:14px}.learn-details{padding-left:13px;padding-right:13px}.learn-bar-row{grid-template-columns:80px minmax(0,1fr) 60px;gap:7px}.learn-axis{margin-left:87px;margin-right:67px}.learn-controls select{font-size:12px}.learn-section h3{overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{scroll-behavior:auto!important}}