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@media(max-width:1220px){.app{padding:0 18px}#categories button{font-size:11px;padding:5px 8px}.find{gap:5px}#search{width:116px}#region{width:145px}#subject{width:165px}.article{grid-template-columns:minmax(0,1.4fr) minmax(310px,1fr)}.card{padding:13px}.visual{padding:12px}}
@media(min-width:901px) and (max-height:800px){.app{grid-template-rows:52px 42px 46px 78px minmax(0,1fr) 41px}.card{padding:12px}.article{gap:9px}#overview{font-size:12px;line-height:1.45;margin:7px 0 3px}.details dl{margin:9px 0}.details dt{font-size:9px}.details dd{font-size:11px}#topic-body,#activity-content{font-size:12px;line-height:1.45}.visual-bottom p{font-size:9px}.timeline-event{padding:20px}.event-date{margin:12px 0 8px}.timeline-event>p:not(.event-date){font-size:13px}.timeline-event>h2{font-size:21px}.timeline-controls{padding-top:8px}.timeline-controls p{margin:6px 0}.lesson-settings{gap:6px}.lesson-settings input,.lesson-settings select{min-height:33px}.lesson-settings textarea{min-height:55px}.lesson-settings .small{font-size:10px}}
@media(max-width:900px),(max-height:590px){.app{padding:0 14px;grid-template-rows:50px 43px 88px 79px minmax(0,1fr) 43px}.brand{font-size:15px}.brand img{width:29px;height:29px}.collection-name{font-size:11px;padding-left:12px}header{gap:12px}.brand span{display:none}.back{font-size:11px}.modes{gap:2px}.modes button{padding:5px 9px;font-size:12px}.modes a{font-size:10px}.browse{flex-direction:column;align-items:stretch;justify-content:center;gap:6px}#categories{gap:4px}#categories button{flex:1;font-size:11px;padding:5px 7px;min-height:31px}.find{width:100%;gap:6px}.find #search{width:30%;font-size:11px}.find #region{width:32%;font-size:11px}.find #subject{width:38%;font-size:11px}.find input,.find select{min-height:32px;padding:5px 7px}.heading{gap:12px}.heading h1{font-size:23px;letter-spacing:-.6px}.heading #subtitle{display:none}.heading .eyebrow{font-size:9px}.level{font-size:9px}.level select{min-width:0;max-width:145px;font-size:11px;padding:6px;min-height:33px}.mobile-nav{display:flex;gap:5px;height:40px;padding-bottom:7px}.mobile-nav button{flex:1;font-size:12px;min-height:31px;padding:4px}.article{display:block;height:calc(100% - 40px)}.article>.card{display:none;height:100%;padding:16px}.article[data-widget=visual]>.visual{display:flex}.article[data-widget=overview]>.overview,.article[data-widget=activity]>.activity{display:flex}.article[data-widget=details]>.details{display:block}.article.expanded>.visual{display:flex}.article.expanded>.card:not(.visual){display:none}#expand{display:none}h2{font-size:17px}#overview{font-size:17px;line-height:1.65;margin:20px 0}.overview .text-button{font-size:14px}.details dl{gap:22px;margin:22px 0}.details dt{font-size:11px}.details dd{font-size:15px}.details select{font-size:14px;min-height:39px}#topic-body{font-size:16px;line-height:1.6;margin-top:18px}#activity-content{font-size:16px;line-height:1.6;margin-top:10px}.quiz-choices{gap:9px}.quiz-choices button{font-size:14px;min-height:41px}.view-tabs button{font-size:11px;min-height:32px}.visual-bottom{gap:8px}.visual-bottom p{font-size:10px}.visual-bottom button{font-size:10px}.reading-panel{padding:8px 5px}.reading-panel p,.reading-panel li{font-size:14px}.reading-panel h2{font-size:21px}.place-card{padding:15px}.place-card h2{font-size:24px}.place-card p{font-size:13px}.atlas-layout{grid-template-columns:1fr;grid-template-rows:minmax(180px,1.4fr) minmax(160px,1fr);gap:9px}.atlas-list{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:auto minmax(0,1fr);gap:6px 14px}.atlas-list>h2{font-size:14px}.atlas-list>p{display:none}#atlas-entries{grid-column:1;grid-row:2;min-height:0}#atlas-detail{grid-column:2;grid-row:1/3;border-top:0;border-left:1px solid var(--line);padding:0 0 0 12px;overflow:auto}.map-card>.small{font-size:9px}.map-note{font-size:10px}.map-card .widget-head h2{font-size:13px}.timeline-layout{grid-template-columns:1fr;grid-template-rows:50px minmax(0,1fr);gap:9px}.timeline-chapters{flex-direction:row;align-items:center;padding:8px 10px;overflow:hidden;gap:8px}.timeline-chapters h2{font-size:12px;white-space:nowrap}.timeline-chapters select{min-height:31px;font-size:11px;max-width:130px}#timeline-chapters{flex-direction:row;gap:4px}#timeline-chapters button{padding:5px 7px;min-height:30px;white-space:nowrap}#timeline-chapters strong{display:none}#timeline-chapters span{font-size:10px}.timeline-event{padding:17px}.event-date{font-size:30px;margin:10px 0}.timeline-event>h2{font-size:21px}.timeline-event>p:not(.event-date){font-size:14px;line-height:1.55}.timeline-controls{padding-top:10px}.timeline-controls .small{font-size:10px}.timeline-controls p{margin:6px 0}.lesson-layout{display:block;overflow:auto}.lesson-collection{max-height:44%;min-height:150px;margin-bottom:10px}.lesson-settings{height:auto;overflow:visible}.lesson-settings h2{font-size:16px}.lesson-settings>label{font-size:12px}.lesson-settings input,.lesson-settings select,.lesson-settings textarea{font-size:14px}.export-actions button{font-size:12px}.lesson-entry h3{font-size:14px}.lesson-entry p{font-size:11px}.entry-controls button{min-height:32px}.lesson-collection>p{font-size:10px;margin:8px 0}.empty-state{font-size:13px;padding:12px}#footer-note{display:none}footer{gap:8px;font-size:10px}.source-links{font-size:10px}.map-label{font-size:14px}}
@media(max-width:480px){.app{padding:0 10px}.modes a{max-width:60px;line-height:1.25;text-align:right;font-size:9px}.modes button{font-size:11px;padding:5px 8px}.collection-name{display:none}.heading h1{font-size:21px}.level select{max-width:126px;font-size:10px}#categories button{padding:4px;font-size:10px}.find #region{width:32%}.find #subject{width:39%}.find #search{width:29%}#subject{text-overflow:ellipsis}.visual-bottom{align-items:center}.visual-bottom p{font-size:9px}.visual-bottom button{padding:6px 8px}.details dl{gap:12px}.details dd{font-size:13px}.atlas-list{grid-template-columns:1fr 1fr;padding:10px}.atlas-list button{font-size:10px!important;padding:6px!important}.timeline-event{padding:14px}.timeline-chapters h2{display:none}.reading-panel p,.reading-panel li{font-size:13px}}
.more-links{flex-shrink:0}
@media(max-width:480px){#categories{overflow-x:auto;scrollbar-width:thin}#categories button{flex:0 0 auto;min-width:max-content;white-space:nowrap}.timeline-chapters{min-width:0}.timeline-chapters select{width:142px;max-width:45vw;min-width:116px;flex:0 0 auto;font-size:12px}#timeline-chapters{flex:1;min-width:0}}
.more-links{position:relative;margin-left:auto;font-size:12px;z-index:5;flex-shrink:0}.more-links summary{cursor:pointer;border:1px solid var(--line);border-radius:9px;padding:8px 10px;min-height:34px}.more-links>div{position:absolute;right:0;top:calc(100% + 5px);min-width:190px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:7px;box-shadow:0 8px 25px #18383d12}.modes .more-links a{display:block;margin:0;padding:10px;font-size:12px;text-align:left;max-width:none;white-space:nowrap}.more-links summary:focus-visible{outline:3px solid #228399;outline-offset:3px}.map-hit{fill:transparent;stroke:none}.map-dot{pointer-events:none}.map-point:hover .map-dot{fill:#7babb2}.map-point.active .map-dot{fill:#286772;stroke:#fff;stroke-width:3}.map-point:focus .map-dot{stroke:#163e46;stroke-width:4}.map-selected{font-size:12px;font-weight:600;line-height:1.5;margin:4px 0}.app.without-browse{grid-template-rows:58px 48px 91px minmax(0,1fr) 47px}
@media(min-width:901px) and (max-height:800px){.app.without-browse{grid-template-rows:52px 42px 78px minmax(0,1fr) 41px}}
@media(max-width:900px),(max-height:590px){.app.without-browse{grid-template-rows:50px 43px 79px minmax(0,1fr) 43px}.more-links summary{padding:7px 8px;font-size:11px}.modes button{white-space:nowrap}.atlas-layout{display:block;overflow-y:auto;padding-bottom:8px}.map-card{height:355px;min-height:355px}.atlas-list{display:flex;flex-direction:column;gap:9px;height:auto;margin-top:10px;overflow:visible}.atlas-list>h2{font-size:16px}.atlas-list>p{display:block;font-size:11px}.atlas-list #atlas-entries{display:flex;flex-direction:column;overflow:visible;min-height:0;flex:none;order:2}.atlas-list #atlas-entries button{min-height:42px;font-size:13px!important;padding:8px 10px!important}.atlas-list #atlas-detail{border:0;border-bottom:1px solid var(--line);padding:0 0 10px;overflow:visible;order:1}.atlas-list #atlas-detail h3{font-size:17px}.atlas-list #atlas-detail p{font-size:12px}.map-selected{font-size:13px}.map-label{display:none}.map-hit{r:70px}.map-dot{r:10px}.map-point.active .map-dot{r:14px}}
.event-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(160px,240px);gap:18px;align-items:start}.event-intro>div{min-width:0}.event-intro h2{font-size:23px;line-height:1.25;letter-spacing:-.4px}.event-intro .event-date{line-height:1.1}.event-map-stage{margin:0;min-width:0;align-self:start}#event-map{height:135px;width:100%;display:flex;align-items:center;justify-content:center}#event-map svg{display:block;width:100%;height:100%}.event-map-stage figcaption{font-size:10px;line-height:1.4;color:var(--muted);text-align:center;margin-top:5px}.event-location{animation:event-location-in .5s ease-out}@keyframes event-location-in{from{opacity:.25}to{opacity:1}}
@media(max-width:900px),(max-height:590px){.event-intro{grid-template-columns:minmax(0,1fr) 125px;gap:10px}.event-intro h2{font-size:18px}.event-intro .event-date{font-size:26px;margin:9px 0}#event-map{height:100px}.event-map-stage figcaption{font-size:9px}.event-intro .eyebrow{font-size:9px}}
@media(max-width:360px){.event-intro{grid-template-columns:minmax(0,1fr) 105px;gap:8px}.event-intro h2{font-size:16px}.event-intro .event-date{font-size:23px}}
.app>*{min-width:0}.more-links>div{max-width:85vw;width:max-content}.modes .more-links a{white-space:normal;overflow-wrap:anywhere}
@media(max-width:900px),(max-height:590px){.app{grid-template-rows:minmax(50px,auto) minmax(43px,auto) minmax(88px,auto) minmax(79px,auto) minmax(200px,1fr) minmax(43px,auto)}.app.without-browse{grid-template-rows:minmax(50px,auto) minmax(43px,auto) minmax(79px,auto) minmax(200px,1fr) minmax(43px,auto)}.modes{flex-wrap:wrap;row-gap:5px;padding:3px 0}.modes button{white-space:normal}#categories{overflow-x:auto;min-width:0;flex-shrink:0;padding:2px 0}#categories button{flex:1 0 auto}.heading{flex-wrap:wrap;padding:8px 0}.heading>div{min-width:0;flex:1 1 150px}.heading h1{overflow-wrap:anywhere}.heading .level{max-width:100%}#explore-mode{display:flex;flex-direction:column}.mobile-nav{height:auto;min-height:40px;flex-shrink:0}.article{flex:1;min-height:0;height:auto}.visual-bottom{flex-wrap:wrap}.visual-bottom button{flex-shrink:0}.visual-bottom p{min-width:120px}.find{min-width:0;max-width:100%}.find>*{flex:1 1 0!important;width:0!important}.find>#subject{flex-grow:1.3!important}.lesson-settings{max-width:100%}.lesson-settings input,.lesson-settings select,.lesson-settings textarea{max-width:100%}.lesson-layout{overflow-x:hidden}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important}}
@media print{#print-content figure{margin:12pt 0}#print-content .lesson-illustration{display:block;width:100%;max-height:250pt;object-fit:contain}#print-content figcaption{font-size:9pt;line-height:1.4;color:#444}}
@media print{.app,.skip,.noscript{display:none!important}#print-content{display:block;color:#111;font:12pt/1.5 Georgia,serif}#print-content h1{font-size:25pt}#print-content h2{font-size:18pt;margin:20pt 0 8pt}#print-content h3{font-size:13pt;margin-top:14pt}#print-content a{color:#111;overflow-wrap:anywhere}#print-content article{break-inside:avoid-page}#print-content .print-meta{color:#444;font-size:10pt}#print-content li{margin:5pt 0}#print-content .answer-space{height:50pt;border-bottom:1px solid #aaa}#print-content .page-note{white-space:pre-wrap}@page{margin:18mm}}

/* Reserve a row for the story strip and readable space for entry artwork. */
.app:has(>.illustrated-stories){height:auto;min-height:100dvh;grid-template-rows:minmax(52px,auto) minmax(42px,auto) auto auto minmax(78px,auto) minmax(480px,60dvh) minmax(41px,auto)}
.app.without-browse:has(>.illustrated-stories){grid-template-rows:minmax(52px,auto) minmax(42px,auto) auto minmax(78px,auto) minmax(480px,60dvh) minmax(41px,auto)}
@media(max-width:900px),(max-height:590px){.app:has(>.illustrated-stories){grid-template-rows:minmax(50px,auto) minmax(43px,auto) auto minmax(88px,auto) minmax(79px,auto) minmax(500px,65dvh) minmax(43px,auto)}.app.without-browse:has(>.illustrated-stories){grid-template-rows:minmax(50px,auto) minmax(43px,auto) auto minmax(79px,auto) minmax(500px,65dvh) minmax(43px,auto)}}

/* Shared atlas entry points, local integration. */
.atlas-reading-link{display:inline-block;padding:9px 0;margin:4px 14px 8px 0;font-size:14px;color:var(--ww-accent,#185c56)}
.atlas-nav-link{align-self:center;padding:10px 12px;font-size:13px;color:var(--ww-accent,#185c56)}
#saved-map-views{border-top:1px solid var(--ww-line,#ccc);margin-top:24px;padding-top:16px}.saved-map-row{display:flex;justify-content:space-between;gap:14px;align-items:center;border-bottom:1px solid var(--ww-line,#ddd);padding:12px 0}.saved-map-row a{font-size:13px}.saved-map-row button{flex-shrink:0}