:root{
  --paper:#f6f2e9;--page:#fffdf7;--cream:#efe8d8;--ink:#332a22;--brown:#492b1c;--rust:#85452b;--gold:#a77b3e;--gold-light:#d4c09b;--line:#dfd7c7;--muted:#706859;--soft:#f3eee3;--success:#49654e;--error:#91442f;--ui:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--text:Georgia,"Times New Roman",serif;--shadow:0 6px 24px #49321f08;--radius:12px;color:var(--ink);background:var(--paper);font-family:var(--text);font-synthesis:none;color-scheme:light
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px}
body{margin:0;line-height:1.6;font-size:17px;background:linear-gradient(#f8f5eeed,#f8f5eeed),url('assets/paper.webp') center top/800px auto repeat;-webkit-text-size-adjust:100%}
button,input,textarea,select{font:inherit}
button,input,select,summary{font-family:var(--ui)}
button{cursor:pointer;color:inherit;border:1px solid transparent;background:transparent;line-height:1.35;font-size:13px;min-height:44px;padding:10px 14px;border-radius:8px;transition:background .16s,color .16s,border-color .16s,box-shadow .16s;touch-action:manipulation}
button:hover:not(:disabled){background:#ede5d7;color:var(--brown)}
button:disabled{cursor:default;opacity:.48}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #9b642e;outline-offset:3px}
button.primary,.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:14px;background:var(--brown);border-color:var(--brown);color:#fffdf5;font-weight:650;box-shadow:0 2px 2px #492b1c12}
button.primary:hover:not(:disabled),.primary-button:hover:not(:disabled){background:#6a3e27;color:white;border-color:#6a3e27}
.secondary-button,button.secondary{border-color:var(--line);background:var(--page)}
a{color:var(--rust);text-underline-offset:4px}
h1,h2,h3,p{margin:0}
h1,h2,h3{line-height:1.18;color:var(--brown);font-weight:600;text-wrap:balance}
h1,h2{letter-spacing:-.035em}
h3{letter-spacing:-.015em}
p+p{margin-top:14px}
img{max-width:100%}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
button svg{pointer-events:none}
[hidden]{display:none!important}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0!important}
.skip{position:fixed;top:-80px;left:16px;z-index:1000;background:var(--brown);color:white;padding:12px 18px;border-radius:8px;font:14px var(--ui)}
.skip:focus{top:12px}
.eyebrow,.kicker,.section-label{font:650 10px/1.5 var(--ui);letter-spacing:.13em;text-transform:uppercase;color:var(--rust)}
.section-label{display:block;margin-bottom:10px}
.kicker{display:block}
.icon-button{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:10px}
.text-button{padding:8px 0;color:var(--rust);font-weight:650;text-decoration:underline;text-underline-offset:4px}
.text-button:hover{background:transparent!important;text-decoration-thickness:2px}

#tool-content{padding:24px;min-height:340px;overflow-wrap:break-word}
#tool-content:focus{outline:none}
.tool-heading{scroll-margin-top:24px}
.tool-heading:focus{outline:0}
#tool-content>.section-label:first-child{margin-top:0}
#tool-content h3,#tool-content #tool-heading{font-size:24px;margin:5px 0 15px}
#tool-content>.section-label+h3{margin-top:3px}
#tool-content p{font-size:16px;line-height:1.75}
#tool-content .lede{font-size:19px;line-height:1.65;margin:16px 0}
#tool-content>.section-label:not(:first-child){margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.reading-reference{font-style:italic;color:var(--brown);font-size:15px!important;line-height:1.65!important}
.study-box,.answer-box{padding:17px 18px;margin:20px 0;background:#f4eee0;border:1px solid #e3d9c2;border-radius:10px}
.study-box>.section-label,.answer-box>.section-label{margin-top:0;margin-bottom:9px}
.study-box p,.answer-box p{font-size:15px!important;line-height:1.7!important}
.study-box h3,.answer-box h3{font-size:19px!important;margin-top:0!important}
.answer-box{background:#f0f3e9;border-color:#dce3d1}
.study-box p+p,.answer-box p+p{margin-top:10px}
.step-list{padding-left:23px;margin:18px 0;line-height:1.7;font-size:16px}
.step-list li{padding:0 0 12px 5px}
.step-list li::marker{color:var(--rust);font:650 12px var(--ui)}
.prompt{font-size:18px!important;line-height:1.65!important;margin:20px 0}
.choices{display:grid;gap:10px;margin:20px 0}
.choice{position:relative;display:flex;align-items:flex-start;gap:11px;width:100%;text-align:left;min-height:50px;padding:15px;background:#fffdf8;border:1px solid #d9ceba;border-radius:10px;font-size:14px;line-height:1.6}
.choice:before{content:"";display:block;width:17px;height:17px;border:1.5px solid #aa9a80;border-radius:50%;flex:none;margin-top:3px}
.choice:hover:not(:disabled){border-color:var(--gold);background:#f7f0e2}
.choice.correct{background:#eef4e9;border-color:#9db28d;color:#2e4b32}
.choice.incorrect{background:#f9eee7;border-color:#ca9a83;color:#773c29}
.choice.correct:before{background:var(--success);border-color:var(--success);box-shadow:inset 0 0 0 4px #eef4e9}
.choice.incorrect:before{background:var(--error);border-color:var(--error);box-shadow:inset 0 0 0 4px #f9eee7}
.feedback{padding:17px 18px;margin:20px 0;border-left:3px solid var(--gold);border-radius:0 9px 9px 0;background:#f5efdf;font-size:15px}
.feedback.correct{border-color:var(--success);background:#eef4e9}
.feedback.incorrect{border-color:var(--error);background:#f9eee7}
.feedback strong{display:block;font:650 13px/1.6 var(--ui);margin-bottom:7px}
.feedback p{font-size:15px!important;line-height:1.7!important}
.study-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:24px;padding-top:17px}
.study-nav button{font-size:12px;min-height:44px;padding:10px 12px;color:var(--rust);font-weight:600}
.study-nav button:last-child:not(:disabled){background:var(--brown);border-color:var(--brown);color:var(--page)}
.study-nav button:last-child:hover:not(:disabled){background:#6a3e27}
.inline-actions{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin-top:18px}
.inline-actions button{padding:11px 13px;border:1px solid var(--line);background:#faf6ec;font-size:12px;font-weight:600}
.inline-actions button:first-child{color:var(--rust);border-color:var(--gold-light)}
#tool-content>button:not(.text-button){border:1px solid var(--gold-light);background:#f6edda;color:var(--rust);font-weight:600;margin:12px 0;font-size:12px}
.next-step{padding:17px 18px;margin:23px 0 4px;border:1px solid #dce3d1;border-radius:10px;background:#f2f5eb}
.next-step h3{font-size:20px!important}
.next-step button{margin:10px 0 0;background:var(--brown);color:var(--page);font-weight:600;font-size:12px}
.next-step button:hover{background:#6a3e27;color:white}
.next-step p{font-size:14px!important}
.progress-summary{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:15px 0;font:12px/1.5 var(--ui);color:var(--success)}
.progress-summary span{padding:5px 9px;border:1px solid #dce3d1;border-radius:5px;background:#f0f3e9}

.audio-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.audio-controls button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:42px;padding:9px 12px;background:var(--page);border:1px solid var(--line);font-size:12px}
.audio-controls button:first-child{background:var(--brown);border-color:var(--brown);color:var(--page);font-weight:600}
.audio-controls button:first-child:hover{background:#e2d4b8;color:var(--brown)}
.audio-controls select{width:auto;min-width:70px;padding:8px;font-size:12px;min-height:42px}
.audio-caption{display:block;font:11px/1.6 var(--ui)!important;color:var(--muted);margin-top:11px}
.audio-player>small{display:block;font:10px/1.5 var(--ui);color:var(--muted);margin-top:4px}
.transcript{margin:20px 0;font-size:15px;border-block:1px solid var(--line)}
.transcript summary{cursor:pointer;font-size:12px;font-weight:650;color:var(--rust);padding:14px 0;min-height:44px}
.transcript[open]{padding-bottom:15px}
.transcript[open] summary{margin-bottom:4px}
.field-label{display:block;font:650 12px/1.5 var(--ui);color:var(--brown);margin:21px 0 8px}
textarea,input,select{width:100%;border:1px solid #cfc2aa;background:#fffefa;color:var(--ink);border-radius:8px;padding:12px;line-height:1.6;font-size:16px;min-height:46px}
textarea{font-family:var(--text);font-size:17px;resize:vertical;min-height:130px}
textarea::placeholder,input::placeholder{color:#8c8170}
input[type=checkbox],input[type=radio]{width:auto;min-height:0;accent-color:var(--rust)}
.notes-meta{display:flex;justify-content:space-between;gap:12px;font:11px/1.6 var(--ui);color:var(--muted);margin-top:10px}
.empty-state{padding:28px 0;color:var(--muted);font-size:15px}
.content-loading{display:flex;align-items:center;gap:13px;min-height:130px;color:var(--muted);font:14px var(--ui)}

#toast{position:fixed;z-index:900;bottom:calc(22px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);width:max-content;max-width:min(560px,calc(100vw - 32px));padding:14px 19px;border-radius:10px;background:var(--brown);color:var(--page);box-shadow:0 7px 30px #332a2233;font:13px/1.6 var(--ui);text-align:center}
dialog#app-dialog{width:min(800px,calc(100vw - 32px));max-height:min(88dvh,1000px);margin:auto;background:var(--page);color:var(--ink);border:1px solid var(--gold-light);border-radius:16px;padding:0;box-shadow:0 20px 100px #23110440;overflow:auto}
dialog::backdrop{background:#29231bc2;backdrop-filter:blur(4px)}
.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 21px;border-bottom:1px solid var(--line);background:#fffdf7;position:sticky;top:0;z-index:2;font:650 14px/1.5 var(--ui)}
#dialog-body{padding:25px 30px 30px}
#dialog-body h2{font-size:32px;margin-bottom:14px}
#dialog-body h3{font-size:23px;margin:24px 0 11px}
#dialog-body p,#dialog-body li{font-size:16px;line-height:1.75}
#dialog-body ul,#dialog-body ol{padding-left:23px}
#dialog-body li{padding:4px 0}
#dialog-body a{overflow-wrap:anywhere}
.library-meta{font:12px/1.6 var(--ui)!important;color:var(--muted);margin:10px 0 18px}
.route-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:17px}
.route-card{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;width:100%;padding:18px;background:#fffdf8;border:1px solid var(--line);border-radius:10px}
.route-card>span{font:650 10px/1.5 var(--ui);letter-spacing:.07em;text-transform:uppercase;color:var(--rust)}
.route-card strong{font:600 21px/1.3 var(--text);color:var(--brown)}
.route-card small{font:12px/1.6 var(--ui);color:var(--muted)}
.route-card:hover{border-color:var(--gold)!important;background:#f6eedf!important}
.route-card.active{border-color:var(--gold);background:#f4e9d3}
.route-status{display:inline-block!important;margin-top:5px;padding:4px 7px;border-radius:4px;background:#e9eee0;color:var(--success)!important;font-size:10px!important;text-transform:none!important;letter-spacing:0!important}
.library-empty{grid-column:1/-1;padding:35px 20px;text-align:center;border:1px dashed var(--line);border-radius:10px;color:var(--muted);font:14px/1.6 var(--ui)}
#dialog-body table{width:100%;border-collapse:collapse;font-size:14px;margin:18px 0}
#dialog-body th,#dialog-body td{padding:12px;border:1px solid var(--line);text-align:left}
#dialog-body th{font:650 11px/1.6 var(--ui);background:var(--cream)}
.writing-space{min-height:104px;border-bottom:1px solid var(--line);margin:14px 0 24px;background:repeating-linear-gradient(transparent 0,transparent 31px,#dfd7c7 32px,transparent 33px)}
.print-document{max-width:700px;margin:auto}
.print-note,.print-answer{white-space:pre-wrap;overflow-wrap:anywhere}
.noscript-message{max-width:650px;margin:40px auto;padding:25px}

.recap-list{list-style:none;padding:0;display:grid;gap:9px;margin:18px 0}
.recap-list li{padding:0}
.recap-list button{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:5px;width:100%;padding:14px;border:1px solid var(--line);background:#f9f5ec;font-size:14px}
.recap-list button small{font-size:11px;color:var(--muted)}
.map-error{padding:24px;color:var(--error);font:14px/1.6 var(--ui)}
.map-error p{margin:10px 0}
.map-error button{border:1px solid var(--line);background:var(--page);margin:8px 7px 0 0}

/* The learner sees one study, a three-step sequence, and the matching evidence. */
.site-header{height:64px;position:sticky;top:0;z-index:80;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:8px max(24px,calc((100vw - 1440px)/2));border-bottom:1px solid var(--line);background:#faf7f0f5;backdrop-filter:blur(12px)}

.brand{display:flex;align-items:center;gap:9px;color:var(--brown);text-decoration:none;flex-shrink:0}

.brand-seal{width:39px;height:39px;flex:none;background:url('assets/compass-book.webp') center/contain no-repeat}

.brand-publisher{display:block;font:650 8px/1.5 var(--ui);letter-spacing:.18em;color:var(--muted)}

.brand-name{display:block;font:600 23px/1.15 var(--text);letter-spacing:-.035em}

.header-actions{display:flex;align-items:center;gap:8px}

.utility-menu{position:relative;font:13px var(--ui)}

.utility-menu>summary{list-style:none;display:flex;align-items:center;justify-content:center;width:44px;height:44px;cursor:pointer;border-radius:8px}

.utility-menu>summary::-webkit-details-marker{display:none}

.utility-menu>summary:hover,.utility-menu[open]>summary{background:#ede5d7}

.utility-popover{position:absolute;right:0;top:calc(100% + 8px);width:235px;padding:7px;background:var(--page);border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 35px #332a221c;z-index:100}

.utility-popover button{display:block;width:100%;text-align:left;min-height:44px;font-size:13px}

.workspace{max-width:1488px;margin:auto;padding:18px 24px 12px}

.workspace-switch{display:none}

.learning-context{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px;min-height:72px}

.context-copy{min-width:0}

.study-heading-top{display:flex;align-items:center;gap:12px;margin-bottom:3px}

.kicker{font-size:9px;letter-spacing:.09em}

.progress-label{font:600 11px/1.5 var(--ui);color:var(--success);border-left:1px solid var(--line);padding-left:12px}

.learning-context h1{font-size:29px;line-height:1.18;margin:2px 0 5px;letter-spacing:-.025em}

.learning-context p{font:13px/1.5 var(--ui);color:var(--muted)}

.context-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}

.context-actions button{display:flex;align-items:center;justify-content:center;gap:7px;font-size:12px;white-space:nowrap}

.change-study{border-color:var(--line);background:var(--page);font-weight:600}

.study-utilities button[aria-pressed=true]{background:#eee4d2;color:var(--rust);border-color:var(--gold-light)}

.viewer-layout{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);gap:20px;align-items:start}

.study-column,.map-column{min-width:0}

.study-column{background:var(--page);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}

.tool-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));background:#f1ecdf;border-bottom:1px solid var(--line);border-radius:12px 12px 0 0;overflow:hidden}

.tool-tabs button{display:flex;align-items:center;justify-content:center;gap:8px;min-width:0;min-height:54px;padding:8px;border:0;border-bottom:3px solid transparent;border-radius:0;color:var(--muted);font-size:13px;font-weight:650}

.phase-number{width:22px;height:22px;border:1px solid #c9bea8;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;flex-shrink:0}

.tool-tabs button[aria-selected=true]{color:var(--brown);background:var(--page);border-bottom-color:var(--rust)}

.tool-tabs button[aria-selected=true] .phase-number{background:var(--brown);color:var(--page);border-color:var(--brown)}

.map-column{position:sticky;top:82px;align-self:start}

.map-frame{border:1px solid #cfc1a6;border-radius:12px;background:var(--page);box-shadow:var(--shadow);overflow:hidden}

.map-toolbar{min-height:55px;padding:6px 12px;display:flex;align-items:center;justify-content:space-between;gap:10px}

.map-toolbar h2{font:650 13px/1.5 var(--ui);letter-spacing:0;color:var(--brown)}

.map-toolbar-actions{display:flex;align-items:center;gap:5px}


.expand-button{display:flex;align-items:center;gap:7px;min-height:42px;font-size:12px;padding:9px 11px;border:1px solid var(--line);background:#fcf9f0}

.map-controls{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:6px 10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#f9f5ec}

.zoom-controls,.map-navigation{display:flex;align-items:center;gap:4px}

.zoom-controls .icon-button{background:var(--page);border:1px solid var(--line);width:42px;height:42px;min-height:42px}

.zoom-label{font:10px var(--ui);min-width:42px;text-align:center;color:var(--muted);font-variant-numeric:tabular-nums}

.map-navigation button{display:flex;align-items:center;gap:5px;font-size:11px;padding:9px;white-space:nowrap}

.map-navigation button[data-action=return]{background:#eae1cd;border:1px solid #daccae;font-weight:600;color:var(--brown)}

.map-navigation svg{width:15px;height:15px}

.map-surface{position:relative;background:#d5c5a3;isolation:isolate}

#chart-viewer{width:100%;height:clamp(300px,calc(100dvh - 448px),540px);position:relative;touch-action:pan-y;background:#d9cbab;outline-offset:-4px}

.map-load-status{position:absolute;inset:0;z-index:10;display:flex;align-items:center;justify-content:center;gap:10px;padding:24px;background:#f5eedce8;text-align:center;font:13px/1.6 var(--ui);color:var(--brown)}

.map-load-status[data-state=error]{flex-direction:column;background:#f8f2e5ed}

.map-error-panel{max-width:360px;padding:20px;background:var(--page);border:1px solid var(--line);border-radius:10px;font:14px/1.6 var(--ui);text-align:center}

.map-error-panel h3{font:600 20px var(--text);margin-bottom:10px}

.map-retry-button{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--gold-light);background:#fff9eb;margin:8px 0 0;font-size:12px}

.loading-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 5px #a77b3e18;flex-shrink:0;animation:breathe 1.5s ease-in-out infinite}

@keyframes breathe{50%{opacity:.4;box-shadow:0 0 0 9px #a77b3e05}
}

/* Overview and search share one navigation area above the close-up. */
.chart-navigation{position:relative;flex:none;background:#f3eedf}
.overview-search{position:absolute;right:10px;top:2px;z-index:2;display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:8px 10px;color:var(--rust);font-size:11px;font-weight:650}
.overview-search svg{width:17px;height:17px}
.chart-navigation .chart-dock>summary{min-height:48px;padding-right:122px}
@media(max-width:640px){.chart-navigation #overview-caption{display:none}.overview-search{right:6px;padding-inline:8px}.chart-navigation .chart-dock>summary{padding-right:116px}}
.chart-dock{padding:0 12px;background:#f3eedf;border-bottom:1px solid var(--line)}

.chart-dock>summary{min-height:40px;list-style:none;display:flex;align-items:center;gap:10px;cursor:pointer;font:600 10px/1.5 var(--ui);color:var(--brown)}

.chart-dock>summary::-webkit-details-marker{display:none}

.chart-dock>summary>span:first-child{display:flex;align-items:center;gap:7px}

.selection-key{display:inline-block;width:12px;height:9px;border:1.5px solid var(--rust);background:#a8753020;flex:none}

#overview-caption{margin-left:auto;font-size:10px;font-weight:400;color:var(--muted)}

.chevron{width:15px;height:15px;transition:transform .15s}

.chart-dock[open]>summary>.chevron{transform:rotate(180deg)}

.navigator-content{padding-bottom:10px}

#overview-track{position:relative;width:100%;aspect-ratio:46777/5106;min-height:30px;background:#d4bd92;border:1px solid #c5aa79;cursor:crosshair;overflow:hidden;isolation:isolate;touch-action:pan-y}

#overview-image{display:block;width:100%;height:100%;object-fit:fill;pointer-events:none;user-select:none}

#overview-window{position:absolute;z-index:3;border:2px solid #8c3e19;background:#a8753010;box-shadow:0 0 0 1px #fff1ccbb,0 0 0 9999px #2e24113b;min-width:3px;min-height:3px;pointer-events:none;will-change:left,top,width,height}

.overview-footer{display:none}

.map-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0 8px;padding:4px 12px}

.study-map-context{flex:1;min-width:160px;font:11px/1.5 var(--ui);color:var(--muted)}

.study-map-context button{font-size:11px;text-decoration:underline;color:var(--rust);padding:8px;margin:0}

#pin-button{font-size:11px;color:var(--rust);font-weight:600;padding-inline:8px;min-height:40px}

.map-status{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;border-top:1px solid var(--line);font:10px/1.5 var(--ui);color:var(--muted);min-height:32px}

#map-detail-status{display:flex;align-items:center;flex-wrap:wrap;gap:6px}

.map-status .map-retry-button{padding:4px 7px;min-height:28px;margin:0}

#image-quality{font-size:10px;min-height:32px;text-align:right;padding:4px 0;color:var(--rust);text-decoration:underline;text-underline-offset:3px}

.footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px 20px;margin-top:20px;padding:10px 0 0;border-top:1px solid var(--line);color:var(--muted);font:10px/1.5 var(--ui)}

.footer button{font-size:10px;padding:8px 4px;min-height:36px;color:var(--rust);text-decoration:underline;text-underline-offset:3px}

/* One instruction, its explanation, then a single next action. */
#tool-content{padding:22px 26px;min-height:360px}

#tool-content h3,#tool-content #tool-heading{font-size:28px;margin:0 0 14px}

#tool-content p{font-size:17px;line-height:1.7}

#tool-content .lede{font-size:19px;line-height:1.55;margin:0 0 8px}

#tool-content>button.text-button{display:flex;align-items:center;gap:5px;font-size:12px;min-height:44px;margin:0 0 8px;padding:8px 0}

.study-box,.answer-box{padding:16px 18px;margin:16px 0;border:0;border-left:3px solid #d7c092;border-radius:0 8px 8px 0;background:#f4eee0}

.study-box p,.answer-box p{font-size:16px!important;line-height:1.65!important}

.answer-box{background:#f0f3e9;border-left-color:#afc09e}

.study-nav{margin-top:18px;padding-top:14px}

.study-nav button{font-size:12px}

.audio-player{margin:16px 0 12px;padding:0;border-block:1px solid var(--line);background:transparent;font-size:12px}

.audio-player>summary{display:flex;align-items:center;gap:8px;min-height:44px;padding:10px 0;cursor:pointer;font:600 12px/1.5 var(--ui);color:var(--rust)}

.audio-player>summary:before{content:'▷';font-size:17px;font-weight:400}

.audio-player[open]>summary:before{content:'▾'}

.audio-player[open]{padding-bottom:12px}

.audio-controls button:first-child{background:#eee5d3;border-color:var(--gold-light);color:var(--brown)}

.transcript{margin:12px 0;border:0}

.transcript summary{padding:10px 0;min-height:44px;font-size:12px}

.tool-heading{scroll-margin-top:150px}


.next-step .text-button,.next-step .text-button:hover{background:transparent;color:var(--rust);border:0;box-shadow:none}
#tool-content[aria-labelledby="tool-questions-tab"] #tool-heading{font-size:24px;line-height:1.35;letter-spacing:-.015em}
.map-frame:has(.chart-entry-card:not([hidden])) .study-map-context{display:none}
.lesson-extras{display:grid;grid-template-columns:1.2fr 1fr;gap:16px;align-items:start;margin:16px 0 12px}
.lesson-extras .audio-player,.lesson-extras .transcript{margin:0}
.lesson-extras .transcript{border-block:1px solid var(--line)}
@media(max-width:640px){.lesson-extras{display:block}.lesson-extras .transcript{border:0;margin-top:8px}}
/* A single toolbar keeps the evidence close to its controls. */
.map-toolbar{flex-wrap:wrap;gap:6px;padding:7px 10px}
.map-toolbar>div:first-child{flex:1;min-width:90px}
.map-controls{flex:1 0 auto;padding:0;border:0;background:transparent;gap:6px}
.map-toolbar-actions{flex-shrink:0}
.map-controls .zoom-label{min-width:34px}
@media(min-width:1250px){.map-toolbar{flex-wrap:nowrap}.map-toolbar>div:first-child{flex:0 0 auto}.map-controls{justify-content:space-evenly}.map-navigation svg{display:none}}
@media(max-width:1249px){.map-controls{order:3;flex-basis:100%;border-top:1px solid var(--line);padding-top:6px}}
/* The same map expands without recreating it or losing the selected detail. */
body.map-expanded #map-panel{position:fixed;inset:0;z-index:200;display:flex!important;flex-direction:column;background:var(--paper);padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);height:100dvh;min-height:0;overflow:hidden}

body.map-expanded .map-frame{display:flex;flex:1;min-height:0;flex-direction:column;border:0;border-radius:0;box-shadow:none}

body.map-expanded .map-surface{flex:1;min-height:0}

body.map-expanded #chart-viewer{height:100%;min-height:0;touch-action:none}


body.map-expanded .map-toolbar{padding:6px 16px;min-height:54px}

body.map-expanded .map-controls{padding:5px 14px}

body.map-expanded .chart-dock{flex:none;padding-inline:16px}

body.map-expanded #overview-track{width:min(100%,1000px);margin-inline:auto}

body.map-expanded .navigator-content{padding-bottom:8px}

body.map-expanded .map-status{display:none}

body.map-expanded .map-footer{min-height:42px}

@media(min-width:1700px){.workspace{padding-top:24px}
.learning-context{margin-bottom:24px}
.viewer-layout{gap:24px}
#tool-content{padding:26px 32px}
}

@media(max-width:1100px){.site-header{padding-inline:20px}
.workspace{padding-inline:20px}
.learning-context h1{font-size:27px}
.viewer-layout{gap:16px}
.map-navigation svg{display:none}
#tool-content{padding-inline:22px}
.zoom-label{display:none}
}

@media(max-width:979px){
 .site-header{height:60px;padding:7px 20px}

 .workspace{padding:0 20px 12px;max-width:800px}

 .workspace-switch{display:grid;grid-template-columns:1fr 1fr;position:sticky;top:60px;z-index:60;gap:4px;padding:4px;margin:0 -20px 14px;border-bottom:1px solid var(--line);background:#ede6d8f5;backdrop-filter:blur(12px)}

 .workspace-switch button{display:flex;align-items:center;justify-content:center;gap:9px;min-height:40px;padding:8px;border-radius:6px;font-size:13px;font-weight:650;color:var(--muted)}

 .workspace-switch button[aria-selected=true]{background:var(--page);color:var(--brown);box-shadow:0 1px 3px #49321f0c}

 .switch-detail{font-size:11px;font-weight:400}

 .learning-context{min-height:0;margin-bottom:14px;gap:14px}

 .learning-context h1{font-size:27px}

 .viewer-layout{display:block}

 .map-column{position:static}

 body[data-workspace-view=study]:not(.map-expanded) #map-panel{display:none}

 body[data-workspace-view=map] #study-panel{display:none}

 #chart-viewer{height:clamp(300px,48dvh,580px)}

 .tool-tabs button{min-height:50px}

 #tool-content{padding:22px 26px}

 #tool-content p{font-size:18px}

 .chart-dock>summary{min-height:44px}

 #pin-button,#image-quality{min-height:44px}

 .map-controls{padding:6px 0 0}

 .zoom-label{display:inline}

 .map-navigation svg{display:block}

 .footer{margin-top:16px}

}

@media(max-width:640px){
 .site-header{padding:6px 14px;gap:8px}

 .brand{gap:7px}
.brand-seal{width:33px;height:33px}
.brand-name{font-size:20px}
.brand-publisher{font-size:7px}

 .header-actions{gap:2px}

 .workspace{padding-inline:14px}

 .workspace-switch{margin-inline:-14px;margin-bottom:12px}

 .switch-detail{display:none}

 .learning-context{display:block;position:relative;margin-bottom:12px}

 .study-heading-top{padding-right:170px;min-height:27px;gap:6px;align-items:flex-start;flex-direction:column}

 .kicker{font-size:8px;letter-spacing:.06em}

 .progress-label{font-size:10px;border:0;padding:0}

 .learning-context h1{font-size:25px;margin:6px 0 4px}

 .learning-context p{font-size:12px;line-height:1.5}

 .context-actions{position:absolute;right:0;top:-3px;gap:0}

 .context-actions button{font-size:11px;padding:8px;min-height:44px}

 .context-actions .study-utilities button{padding:8px}

 .context-actions .study-utilities button>span{display:inline}

 .context-actions .study-utilities button svg{display:none}

 .study-column,.map-frame{border-radius:10px}

 .tool-tabs{border-radius:10px 10px 0 0}

 .tool-tabs button{font-size:12px;gap:7px;min-height:48px;padding-inline:4px}

 .phase-number{width:20px;height:20px;font-size:9px}

 #tool-content{padding:18px 19px}

 #tool-content h3,#tool-content #tool-heading{font-size:26px;margin-bottom:12px}

 #tool-content .lede{font-size:18px;line-height:1.55}

 #tool-content p{font-size:17px;line-height:1.65}

 .study-box,.answer-box{padding:14px 15px;margin:14px 0}

 .study-box p,.answer-box p{font-size:16px!important}

 .study-nav{gap:6px}

 .study-nav button{font-size:11px;padding-inline:10px}

 .audio-controls{gap:6px}
.audio-controls button{font-size:11px;padding-inline:10px}

 .map-toolbar{padding:6px 10px;min-height:52px}
.map-toolbar h2{font-size:12px}

 .expand-button{min-height:40px;font-size:11px;padding:8px}

 .map-controls{padding:6px 0 0;gap:4px}
.zoom-controls{gap:3px}
.zoom-label{display:none}

 .map-navigation{gap:2px}
.map-navigation button{font-size:11px;padding-inline:8px}
.map-navigation svg{display:none}

 #chart-viewer{height:clamp(300px,48dvh,530px)}

 .chart-dock{padding-inline:10px}
.chart-dock>summary{font-size:10px;gap:6px}
#overview-caption{font-size:9px}

 .map-footer{padding-inline:10px}
.map-status{font-size:9px}
#image-quality{font-size:9px}

 .study-map-context{font-size:10px;min-width:130px}

 .footer{font-size:9px;gap:0 12px}
.footer button{font-size:9px}

 .route-list{grid-template-columns:1fr}
.route-card{padding:15px}
.route-card strong{font-size:21px}

 dialog#app-dialog{width:calc(100vw - 20px);max-height:calc(100dvh - 24px);border-radius:12px}

 .dialog-header{padding:9px 15px;font-size:13px}
#dialog-body{padding:20px}
#dialog-body h2{font-size:28px}
#dialog-body p,#dialog-body li{font-size:16px}

 #dialog-body th,#dialog-body td{padding:8px}

}

@media(max-width:420px){.brand-name{font-size:19px}}
@media(max-width:359px){
 .brand-seal{display:none}
.brand-name{font-size:19px}
.brand-publisher{font-size:7px}

 .workspace{padding-inline:10px}
.workspace-switch{margin-inline:-10px}

 .learning-context h1{font-size:23px}
.learning-context p{font-size:11px}

 #tool-content{padding:16px}
#tool-content h3,#tool-content #tool-heading{font-size:24px}

 .tool-tabs button{gap:5px}
.study-nav button{font-size:10px;padding-inline:8px}

 .map-navigation button{font-size:10px;padding-inline:6px}
.zoom-controls .icon-button{width:40px}

}

@media(max-height:540px) and (max-width:1100px){
 .site-header{height:54px;padding-block:5px}
.brand-seal{width:31px;height:31px}
.brand-name{font-size:20px}
.brand-publisher{display:none}

 .workspace-switch{top:54px;margin-bottom:10px}
.workspace-switch button{min-height:36px}

 .learning-context{margin-bottom:10px}
.learning-context h1{font-size:23px}
.learning-context p{font-size:11px}

 .study-heading-top{min-height:0}
.kicker{font-size:8px}
.tool-tabs button{min-height:44px}

 #tool-content{padding-top:16px}
#tool-content h3,#tool-content #tool-heading{font-size:24px}
#chart-viewer{height:clamp(220px,55dvh,400px)}

 body.map-expanded .map-toolbar{min-height:46px;padding-block:2px}
body.map-expanded .map-controls{padding-block:2px}
body.map-expanded .map-footer{display:none}

}

@media(max-height:540px) and (min-width:641px) and (max-width:979px){
 .learning-context{gap:12px;margin-bottom:8px}
 .context-copy{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 10px;align-items:center;flex:1}
 .learning-context h1{grid-column:1;grid-row:1;font-size:21px;margin:0}
 .study-heading-top{grid-column:2;grid-row:1;margin:0}
 .study-heading-top .kicker{display:none}
 .progress-label{border:0;padding:0;font-size:10px;white-space:nowrap}
 .learning-context p{grid-column:1/-1;margin-top:3px}
 .context-actions button{font-size:11px;padding-inline:9px}
 #tool-content{padding-top:12px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*:before,*:after{animation:none!important;transition:none!important}
}

@media print{@page{size:A4;margin:16mm}
html,body{background:white!important;color:#25190f;font-size:11pt}
body>*:not(dialog){display:none!important}
dialog#app-dialog[open]{display:block;position:static;width:auto;max-width:none;max-height:none;overflow:visible;padding:0;margin:0;border:0;border-radius:0;box-shadow:none;background:white}
dialog::backdrop{display:none}
.dialog-header,.inline-actions,.no-print{display:none!important}
#dialog-body{padding:0}
#dialog-body h2{font-size:25pt}
#dialog-body h3{font-size:14pt}
#dialog-body p,#dialog-body li{font-size:10pt;line-height:1.6}
.print-document{max-width:none}
.print-document table{break-inside:avoid}
.study-box,.answer-box,.print-note,.print-answer{break-inside:avoid}
.writing-space{min-height:86px}
a{color:#25190f;text-decoration:none}
button{display:none!important}
}