@font-face{font-family:Arcade;src:url("assets/PressStart2P-Regular.ttf") format("truetype");font-display:swap}
:root{color-scheme:dark;--paper:#182230;--white:#222f40;--fg:#f0f4fa;--muted:#b3c2d5;--line:#455970;--border:#697e99;--inset:#131d2b;--raised:#304158;--primary:#efabbc;--on-primary:#102035;--accent:#e9c96f;--masthead:#452337;--note:#273a35;--note-border:#9bb77e;--body-size:16px}
html[data-background=light]{color-scheme:light;--paper:#eaf0f6;--white:#fff;--fg:#172535;--muted:#46596e;--line:#bfccdc;--border:#8799af;--inset:#e1e9f2;--raised:#d7e1ee;--note:#edf3df;--note-border:#789740}
html[data-background=black]{--paper:#080b10;--white:#131821;--inset:#05070a;--raised:#252d3a;--border:#657387;--line:#394453}
html[data-color=gold]{--primary:#f0c75e;--accent:#8dbbff;--masthead:#112f60}
html[data-color=mint]{--primary:#98e2d4;--accent:#e6d69c;--masthead:#183f39}
html[data-size=large]{--body-size:18px}
body{background:var(--paper);color:var(--fg);font-size:var(--body-size)}
.site-header{max-width:none;background:var(--masthead);border-bottom:2px solid var(--accent);padding:23px max(5%,calc((100vw - 1240px)/2));gap:32px;color:#f0f4fa}
.brand{font:14px/1.5 Arcade,monospace;color:white;gap:0;letter-spacing:-1px;white-space:nowrap}
.brand>span{color:var(--accent)}
.site-header nav{margin-left:auto}.nav-link.active{border-color:var(--accent)}
.header-actions{display:flex;gap:10px}.header-control{min-height:44px;border:1px solid #a58d9b;background:#ffffff06;color:#fff;border-radius:4px;padding:9px 14px;font-weight:700;font-size:13px}
main{max-width:1360px;padding:0 4.5%}
.btn,.chip,.team,.sport-choice,.answer,.story-option{border-color:var(--border)}
.btn{background:var(--raised);color:var(--fg);min-height:42px}
.btn.primary,.btn.lime{background:var(--primary);color:var(--on-primary);border-color:var(--border)}
.btn.ghost{border-color:var(--border);color:var(--fg)}
.btn:hover:not(:disabled){box-shadow:3px 4px 0 var(--border)}
.text-button{color:var(--primary)}.hint strong{color:var(--fg)}
.setup-bar{background:var(--white);border-color:var(--line);border-radius:0;padding:17px 20px}
.setup-bar select{background:var(--inset);color:var(--fg);border-color:var(--border);min-height:40px;max-width:200px;font-size:13px}
.setup-bar label{font-size:13px}.setup-title{color:var(--primary)}
.setup-tip{color:var(--muted)}
.panel,.metric,.game-card{border-color:var(--line);background:var(--white)}
.field select,.field input[type=number]{background:var(--inset);color:var(--fg);border-color:var(--border);min-height:43px}
.field>span{font-size:13px}.field input[type=range]{accent-color:var(--primary)}
.chip{background:var(--raised);color:var(--fg);min-height:40px}
.chip.on,.team.current{background:var(--primary);color:var(--on-primary);border-color:var(--border)}
.game-tabs button{color:var(--fg);border-color:var(--border);min-height:38px}
.game-tabs button.selected{background:var(--primary);color:var(--on-primary);border-color:var(--border)}
.stage{background:var(--inset);border:1px solid var(--border)}.stage-result .big{color:var(--primary)}
.metric.accent{background:var(--note);border-color:var(--note-border)}
.tag{background:var(--raised);color:var(--fg)}
.outcome-cell{background:var(--raised);color:var(--muted)}.outcome-cell.win{background:#d9ed9f;color:#172535}
.outcome-cell.axis{color:var(--muted)}.outcome-cell.last{outline-color:var(--primary)}
.chart polyline:last-of-type{stroke:var(--primary)}
.formula,.notice,.breakdown div{background:var(--inset);color:var(--fg)}
.notice{border-color:var(--accent)}.teacher-bar{background:var(--white);border-color:var(--border)}
.team{background:var(--white);color:var(--fg)}.legend,.chart-labels{color:var(--muted)}
.survivor-track,.prob-row .track{background:var(--raised)}.survivor-fill{background:#b9a2ee}
.story-feedback{background:#fff5e8;color:#18283b}.story-feedback .tag{background:#e9d9c6;color:#18283b}.story-feedback .text-button{color:#573c60}
.answer{background:var(--white);color:var(--fg)}.answer span{background:var(--raised)}
.answer.selected{background:var(--raised);border-color:var(--primary)}.answer.correct{background:#224c3b;border-color:#a5d78b;color:#f2f7ef}.answer.incorrect{background:#5b3532;border-color:#e4aa94;color:#fff2eb}
.answer-explanation{background:var(--note);color:var(--fg)}.guide-grid div{background:var(--white)}
dialog{background:var(--white);color:var(--fg);border:2px solid var(--border);max-width:850px;max-height:min(92dvh,960px)}
.close{background:var(--raised);color:var(--fg);border-color:var(--border);height:44px;width:44px;min-width:44px;border-radius:0}
.modal-top{position:sticky;top:-29px;background:var(--white);z-index:3;padding:3px 0 12px}
.modal-top h2{color:var(--primary);font-size:25px}.source-list a{color:var(--primary)}
footer{max-width:1360px;color:var(--muted);padding:25px 4.5%;align-items:center}.footer-links{display:flex;gap:24px;flex-wrap:wrap}
.lobby{padding:36px 0 0}.lobby-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:25px}
.lobby-heading h1{font-size:35px;letter-spacing:-1.2px;margin:0 0 10px}.lobby-heading p{font-size:14px;color:var(--muted);margin:0}.lobby-actions{display:flex;gap:12px;flex-wrap:wrap}
.lobby-band{margin:26px 0 20px;background:var(--primary);color:var(--on-primary);border:2px solid var(--border);box-shadow:4px 4px 0 var(--border);padding:15px 21px;display:flex;justify-content:space-between;align-items:center;font-weight:750;font-size:19px}
.lobby-band small{font:11px var(--mono)}
.games-grid{grid-template-columns:repeat(2,1fr);gap:22px}
.game-card{border:2px solid var(--border);border-radius:0;display:grid;grid-template-columns:175px 1fr;box-shadow:4px 4px 0 #09111f}
.game-card:hover{box-shadow:5px 6px 0 var(--border);transform:translateY(-3px)}
.card-preview{height:100%;min-height:185px;border-bottom:0;border-right:2px solid var(--border)}
.card-preview.dice{background:#d5e6a2}.card-preview.parlay{background:#c6b8ed}.card-preview.sport{background:#98d7bf}.card-preview.story{background:#edbc8f}
.card-content{padding:20px}.card-content h3{font-size:23px;color:var(--fg)}.card-content p{font-size:13px;color:var(--muted);min-height:0}
.card-meta{color:var(--muted);font-size:9px;gap:8px}.card-foot .arrow{border-color:var(--border);color:var(--primary)}
.card-foot{font-size:11px}.first-time{margin:27px 0;font-size:16px;font-weight:600;text-decoration:underline;text-underline-offset:5px;color:var(--primary);border:none;background:none;padding:5px 0}
.review-banner{display:flex;gap:25px;justify-content:space-between;align-items:center;background:var(--white);padding:22px;border:1px solid var(--line);margin-top:12px}.review-banner strong{display:block;font-size:18px;margin-bottom:5px}.review-banner p{font-size:13px;color:var(--muted);margin:0}
.game-tools{display:flex;gap:12px;flex-wrap:wrap;margin:17px 0 0}.game-tools .btn{font-size:12px}
.menu-grid{display:grid;gap:8px}.menu-grid button{text-align:left;padding:14px;border:1px solid var(--line);background:var(--raised);color:var(--fg);font-size:15px;display:flex;justify-content:space-between}.menu-grid button:hover{border-color:var(--primary)}
.appearance-section{margin:24px 0}.appearance-section h3{font-size:15px}.choice-row{display:flex;gap:10px;flex-wrap:wrap}
.appearance-option{border:2px solid var(--line);background:var(--inset);color:var(--fg);padding:12px 16px;min-height:46px;min-width:110px;text-align:left;flex:1}
.appearance-option.chosen{border-color:var(--primary);outline:1px solid var(--primary)}.appearance-option small{display:block;color:var(--muted);font-size:11px;margin-top:4px}
.swatches{display:flex;margin-bottom:9px;border:1px solid #ffffff44;height:24px}.swatches i{flex:1}
.appearance-preview{padding:18px;background:var(--paper);border:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:15px}
.appearance-preview strong{font-size:17px}.check-row{display:flex;gap:12px;align-items:center;min-height:44px;font-size:13px}.check-row input{width:18px;height:18px;accent-color:var(--primary)}
html[data-look=arcade] .btn,html[data-look=arcade] .panel,html[data-look=arcade] .stage,html[data-look=arcade] .metric,html[data-look=arcade] dialog,html[data-look=arcade] .answer,html[data-look=arcade] .story-option,html[data-look=arcade] .teacher-bar{border-radius:0}
html[data-look=arcade] .btn{box-shadow:3px 3px 0 var(--border);border-width:2px}
html[data-look=arcade] .btn:active{box-shadow:1px 1px 0 var(--border);transform:translate(2px,2px)}
html[data-look=arcade] .modal-top h2{font:18px/1.65 Arcade,monospace;letter-spacing:-.6px}
html[data-look=arcade] .lobby-heading h1{font:24px/1.7 Arcade,monospace;letter-spacing:-1px}
html[data-look=arcade] .game-heading h1{font:25px/1.65 Arcade,monospace;letter-spacing:-1px}
html[data-look=classic] .game-card{border-radius:12px;box-shadow:none}html[data-look=classic] .lobby-band{border-radius:8px;box-shadow:none}html[data-look=classic] .brand{font:800 19px/1.4 var(--sans);letter-spacing:-.7px}
.tour-intro{font-size:16px;color:var(--muted);line-height:1.65}
.tour-scene{position:relative;background:url("assets/courtyard.png") center/cover;border:3px solid #244353;min-height:350px;color:#192d3c;isolation:isolate;image-rendering:pixelated}
.tour-banner{position:relative;top:19px;margin:0 auto;width:max-content;max-width:90%;padding:12px 22px;text-align:center;background:#ffdc76;border:2px solid #244353;box-shadow:3px 3px 0 #244353;min-height:63px;z-index:1;font:14px/1.6 var(--sans)}
.tour-banner strong{display:block;font:17px/1.9 Arcade,monospace}
.tour-people{position:absolute;bottom:15px;left:3%;right:3%;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;align-items:end}
.tour-person{display:flex;flex-direction:column;align-items:center;min-width:0}
.pixel-person{display:block;width:55px;aspect-ratio:3/4;background-image:url("assets/people-sprites.png");background-size:400% 100%;background-repeat:no-repeat;image-rendering:pixelated}
.tour-result{background:#fff9ec;border:2px solid #244353;box-shadow:2px 3px 0 #244353;padding:9px 5px;text-align:center;width:100%;min-height:101px;display:flex;flex-direction:column;gap:4px;font:13px/1.4 var(--sans)}
.tour-result strong{font-size:17px}.tour-result b{font-size:19px}.tour-result small{font-size:11px}.tour-result.positive{background:#166344;color:white}.tour-result.negative{background:#eee7df;color:#192d3c}
.tour-outcome{display:flex;align-items:center;gap:20px;margin:20px 0}.tour-outcome p{flex:1;font-size:14px;line-height:1.7;margin:0;color:var(--muted)}.tour-outcome button{flex:none}
.tour-actions{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:20px}
.tour-steps{display:flex;gap:7px;margin:17px 0}.tour-steps span{height:5px;flex:1;background:var(--line)}.tour-steps .done{background:var(--primary)}
.explain-cards{display:grid;gap:14px}.explain-card{border:1px solid var(--line);background:var(--inset);padding:20px}.explain-card h3{color:var(--primary);margin-bottom:8px}.explain-card p{font-size:13px}.explain-card .formula{background:var(--raised)}
.feedback-form{display:grid;gap:15px}.feedback-form label{font-size:13px;font-weight:650}.feedback-form input,.feedback-form textarea,.feedback-form select,.idea-search{width:100%;background:var(--inset);color:var(--fg);border:1px solid var(--border);padding:12px;min-height:44px;margin-top:7px}
.feedback-form textarea{min-height:120px;resize:vertical}.feedback-status{border-left:3px solid var(--accent);padding:12px 15px;background:var(--inset);font-size:13px}.feedback-status strong{display:block}
.saved-note{border:1px solid var(--line);padding:15px;margin:12px 0}.saved-note p{white-space:pre-wrap;font-size:13px;overflow-wrap:anywhere}.saved-note small{color:var(--muted);font-size:11px}
.ideas-heading{padding:35px 0 20px}.ideas-heading h1{font-size:34px;letter-spacing:-1px}.ideas-heading p{color:var(--muted);max-width:780px}
.idea-toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:18px 0}.idea-search{max-width:400px;flex:1;margin:0;font-size:14px}
.idea-filter{border:1px solid var(--border);background:var(--white);color:var(--fg);min-height:44px;padding:10px 13px}
.idea-filter.active{background:var(--primary);color:var(--on-primary)}
.idea-toolbar select{background:var(--white);color:var(--fg);border:1px solid var(--border);padding:10px;max-width:240px;min-height:44px}
.idea-count{font:11px var(--mono);color:var(--muted);margin:20px 0 15px}
.idea-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.idea-card{background:var(--white);border:1px solid var(--border);padding:19px;display:flex;flex-direction:column}
.idea-card.selected{border:2px solid var(--primary);padding:18px}.idea-top{display:flex;justify-content:space-between;gap:10px;font:10px var(--mono);color:var(--muted);margin-bottom:14px}.idea-card h3{font-size:21px;color:var(--fg)}.idea-card p{font-size:13px;color:var(--muted)}.idea-card .learning{font-size:12px;color:var(--fg);padding-top:10px;border-top:1px solid var(--line);margin-top:auto}
.idea-buttons{display:flex;justify-content:space-between;gap:10px;margin-top:16px;flex-wrap:wrap}.idea-buttons .btn{font-size:12px;padding:8px 12px}
.idea-star{padding:4px 8px;background:var(--raised);color:var(--fg);border:1px solid var(--line);min-width:37px;min-height:34px;font-size:17px}.idea-star[aria-pressed=true]{background:var(--primary);color:var(--on-primary)}
.concept-label{display:inline-block;font:10px var(--mono);padding:4px 7px;background:var(--raised);color:var(--muted)}
.concept-label.playable{color:#d9efc0;background:#274936}
.idea-detail-row{display:grid;grid-template-columns:150px 1fr;gap:20px;border-top:1px solid var(--line);padding:14px 0;font-size:13px}.idea-detail-row strong{color:var(--primary)}.idea-detail-row ul{margin:0;padding-left:18px}
.shortlist-strip{position:sticky;bottom:0;background:var(--masthead);color:white;border:1px solid var(--border);padding:15px 20px;margin-top:25px;display:flex;justify-content:space-between;align-items:center;gap:15px;z-index:2}.shortlist-strip .btn{font-size:12px}.shortlist-strip>div{display:flex;gap:10px}
.empty-state{padding:45px;border:1px dashed var(--border);text-align:center;color:var(--muted);grid-column:1/-1}
html[data-motion=reduced] *,html[data-motion=reduced] *:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}
html[data-size=large] .hint,html[data-size=large] .small-copy,html[data-size=large] .teacher-note,html[data-size=large] .card-content p,html[data-size=large] .idea-card p,html[data-size=large] .tour-outcome p{font-size:16px;line-height:1.75}
html[data-size=large] .field>span,html[data-size=large] .setup-bar label,html[data-size=large] .story-option,html[data-size=large] .answer,html[data-size=large] .explain-card p{font-size:17px}
html[data-size=large] .question-title{font-size:27px}
@media(max-width:1050px){.site-header{padding:20px 4%;gap:22px}.site-header nav{display:none}.header-actions{margin-left:auto}.game-card{grid-template-columns:125px 1fr}.card-preview{min-height:210px}.card-preview .die{width:40px;height:40px;padding:7px}.card-preview.dice{gap:8px}.idea-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.site-header{padding:15px 4%;gap:14px}.brand{font-size:10px;letter-spacing:-.7px}.header-control{padding:8px 10px;font-size:12px}.header-actions{gap:7px}.header-control>span{display:none}.lobby{padding-top:25px}.lobby-heading{align-items:flex-start;flex-direction:column;gap:17px}.lobby-heading h1,html[data-look=arcade] .lobby-heading h1{font-size:20px}.lobby-heading p{font-size:13px}.lobby-actions{gap:10px}.lobby-actions .btn{font-size:12px}.lobby-band{font-size:17px;padding:12px 15px;margin-top:22px}.lobby-band small{font-size:9px}.games-grid{grid-template-columns:1fr;gap:17px}.game-card{grid-template-columns:115px 1fr}.card-preview{min-height:165px}.card-content{padding:16px}.card-content h3{font-size:21px}.card-content p{font-size:12px}.card-meta{font-size:8px}.card-meta span:last-child{display:none}.card-foot{font-size:10px;gap:6px}.first-time{font-size:15px;margin:23px 0}.review-banner{align-items:flex-start;flex-direction:column;gap:15px;padding:19px}.review-banner strong{font-size:16px}.setup-bar{padding:14px}.setup-bar label{font-size:12px}.setup-bar select{font-size:12px;max-width:170px}.setup-bar .setup-context{flex-basis:auto}.game-heading h1,html[data-look=arcade] .game-heading h1{font-size:19px;line-height:1.75;letter-spacing:-.8px}.game-heading{gap:10px}.game-heading>.btn{font-size:10px;min-width:74px}.game-tools{gap:10px}.game-tools .btn{font-size:11px;padding:8px 10px}.game-tabs{gap:7px}.game-tabs button{font-size:11px;min-height:40px}.btn.small{min-height:40px}.teacher-actions .btn{min-height:44px}.close{width:42px;height:42px;min-width:42px}.modal-top{top:-21px;margin-bottom:15px;gap:12px}.modal-top h2,html[data-look=arcade] .modal-top h2{font-size:15px;line-height:1.7;letter-spacing:-.4px}.appearance-option{min-width:85px;padding:10px;font-size:12px}.appearance-preview{align-items:flex-start;flex-direction:column}.choice-row{gap:8px}.tour-intro{font-size:13px;margin-bottom:13px}.tour-scene{min-height:300px}.tour-banner{top:13px;font-size:11px;padding:9px 12px}.tour-banner strong{font-size:14px}.tour-people{gap:5px;left:2%;right:2%;bottom:11px}.pixel-person{width:42px}.tour-result{font-size:11px;min-height:103px;padding:8px 3px;gap:5px}.tour-result strong{font-size:13px}.tour-result b{font-size:14px}.tour-result small{font-size:9px}.tour-outcome{gap:10px;margin:15px 0;align-items:flex-start}.tour-outcome p{font-size:12px}.tour-outcome .btn{font-size:12px;padding:9px 12px;min-height:44px}.tour-actions{gap:12px}.tour-actions .btn{font-size:12px}.footer-links{gap:18px}footer{align-items:flex-start}.ideas-heading h1{font-size:28px}.ideas-heading p{font-size:14px}.idea-toolbar{gap:8px}.idea-search{min-width:100%;font-size:14px}.idea-filter{font-size:12px;padding:9px 11px}.idea-toolbar select{width:100%;max-width:none;font-size:13px}.idea-grid{grid-template-columns:1fr}.idea-top{font-size:10px}.idea-card p{font-size:14px}.shortlist-strip{flex-direction:column;align-items:flex-start;padding:13px 16px;font-size:13px}.shortlist-strip>div{flex-wrap:wrap}.idea-detail-row{grid-template-columns:1fr;gap:7px}.game-heading>.btn{max-width:100px}.form-actions{display:flex;flex-wrap:wrap;gap:10px}}
@media(max-width:360px){.brand{font-size:9px}.header-control{font-size:11px;padding:7px}.site-header{gap:9px}.game-card{grid-template-columns:90px 1fr}.card-content{padding:13px}.card-preview.dice{flex-direction:column;gap:7px}.card-content h3{font-size:19px}.tour-scene{min-height:290px}.tour-result strong{font-size:11px}.tour-result b{font-size:12px}.tour-result small{font-size:9px}.pixel-person{width:36px}.tour-banner strong{font-size:12px}.tour-banner{max-width:92%}}
/* Compact research and teacher notes in the concept catalog. */
.catalog-note{border:1px solid var(--border,#61768b);margin:18px 0;padding:0 18px}
.catalog-note summary{cursor:pointer;font-weight:700;padding:16px 0;line-height:1.5}
.catalog-note[open] summary{border-bottom:1px solid var(--border,#61768b)}
.catalog-note>div{padding:4px 0 14px;line-height:1.65}
.catalog-note a{color:inherit;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.catalog-note li{margin:10px 0}
.idea-question{margin:24px 0}
.idea-question h3{font-size:1.1rem}
.idea-question ol{padding-left:28px;line-height:1.6}
.idea-question li{padding:5px 0 5px 6px}
.preview-gallery{margin:28px 0 34px}
.preview-heading{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}
.preview-heading h2{font-size:25px;letter-spacing:-.6px;margin:9px 0 0}
.preview-heading .eyebrow{color:var(--accent);font-size:10px}
.preview-note{font-size:11px;color:var(--muted);max-width:185px;text-align:right}
.product-directions{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);background:var(--inset)}
.product-directions p{font-size:13px;line-height:1.6;padding:16px 19px;margin:0;color:var(--muted)}
.product-directions p+p{border-left:1px solid var(--line)}
.product-directions strong{display:block;font-size:15px;color:var(--fg);margin-bottom:4px}
.preview-tabs{display:flex;flex-wrap:wrap;gap:10px;margin:19px 0}
.preview-tabs .btn{font-size:12px;padding:9px 13px}
.prototype-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.prototype-card{border:2px solid var(--border);background:var(--white);box-shadow:4px 4px 0 #09111f;min-width:0}
.prototype-art.card-preview{min-height:145px;height:145px;border-right:0;border-bottom:2px solid var(--border);overflow:hidden}
.prototype-art svg{height:145px;width:270px;max-width:100%}
.prototype-art .die{width:55px;height:55px;padding:10px}
.prototype-copy{padding:21px}
.prototype-meta{display:flex;justify-content:space-between;gap:10px;font:9px/1.6 var(--mono);color:var(--muted)}
.prototype-meta span:last-child{color:var(--accent);text-align:right}
.prototype-copy h3{font-size:25px;letter-spacing:-.5px;margin:10px 0}
.prototype-intro{font-size:14px;color:var(--muted);line-height:1.65;margin-bottom:18px}
.preview-explanation{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.preview-explanation summary{padding:14px 0;cursor:pointer;font-size:13px;font-weight:700;color:var(--primary)}
.preview-explanation ol{padding-left:21px;margin:0 0 14px}
.preview-explanation li,.preview-explanation p{font-size:13px;line-height:1.65;color:var(--muted);margin:9px 0}
.preview-explanation strong{color:var(--fg)}
.preview-actions{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0 0}
.preview-actions .btn{font-size:12px;padding:10px 13px}
.concept-heading{border-top:2px solid var(--border);padding-top:33px;margin-top:45px}
.concept-heading h2{font-size:28px;margin:10px 0}
.concept-heading p{font-size:14px;max-width:780px;color:var(--muted)}
.concept-illustration{min-height:172px;background:var(--inset);border:1px solid var(--line);padding:17px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:14px;margin:0 0 20px;font-size:12px;color:var(--fg)}
.mock-kicker{font:8px/1.6 var(--mono);letter-spacing:.5px;color:var(--muted)}
.concept-illustration>strong{font-size:21px;color:var(--primary)}
.mock-sticker{display:block;border:1px dashed var(--accent);padding:7px 10px;color:var(--accent);font-size:11px}
.mock-route,.mock-patches{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;font-size:11px}
.mock-route span,.mock-patches span{border:1px solid var(--border);background:var(--raised);padding:8px}
.mock-chat{align-self:start;text-align:left;background:var(--raised);padding:10px;border-left:3px solid var(--primary);font-size:12px;max-width:95%}
.mock-chat.reply{align-self:end;border-left-color:var(--accent)}
.mock-receipts{display:flex;gap:9px}
.mock-receipts span{padding:15px 10px;background:var(--primary);color:var(--on-primary);font-weight:800;transform:rotate(-5deg)}
.mock-receipts span:nth-child(2){transform:rotate(6deg)}
.mock-hands{display:flex;align-items:center;gap:12px}
.mock-hands span{font:bold 20px/1.3 var(--mono);background:#fff8e9;color:#263247;padding:12px;border-bottom:3px solid var(--accent)}
.mock-hands b{font-size:10px;color:var(--muted)}
.boot-status{border-left:3px solid var(--accent);padding:10px 15px;background:var(--inset);font-size:13px;line-height:1.7}
.boot-status a{color:var(--primary);text-decoration:underline}
html[data-size=large] .prototype-intro,html[data-size=large] .preview-explanation p,html[data-size=large] .preview-explanation li{font-size:16px}
@media(max-width:700px){
 .ideas-heading{padding-top:25px}.ideas-heading h1{font-size:27px;line-height:1.25}
 .preview-heading{align-items:start;flex-direction:column;gap:8px}.preview-heading h2{font-size:22px}
 .preview-note{max-width:none;text-align:left}.product-directions p{padding:12px;font-size:12px}
 .product-directions strong{font-size:13px}.preview-tabs{gap:8px}.preview-tabs .btn{font-size:11px;padding:9px}
 .prototype-grid{grid-template-columns:1fr;gap:20px}.prototype-copy{padding:18px}
 .prototype-art.card-preview{height:126px;min-height:126px}.prototype-art svg{height:126px}
 .prototype-copy h3{font-size:24px}.prototype-meta{font-size:8px}.prototype-intro{font-size:14px}
 .preview-actions{gap:10px}.concept-heading{margin-top:33px}.concept-heading h2{font-size:24px}
 .concept-illustration{min-height:150px}.mock-kicker{font-size:9px}
}
.lobby>.lobby-heading{margin-bottom:12px;align-items:center}
.lobby>.lobby-heading h1{margin:0}
.lobby>.preview-gallery{margin-top:0}
.preview-tabs{margin-top:0;margin-bottom:20px}
.prototype-art.card-preview{height:112px;min-height:112px}
.prototype-art svg{height:112px}
.prototype-copy{padding:18px}
.prototype-copy h3{font-size:23px}
.prototype-intro{margin-bottom:14px}
.preview-actions{margin-top:15px}
.preview-explanation .text-button{margin:5px 0 16px;font-size:13px}
.idea-card>.concept-label{margin-top:auto;padding-top:16px}
.ideas-heading .lobby-heading{margin-bottom:10px;align-items:center}
.ideas-heading .lobby-heading h1{margin:0}
.ideas-heading p{margin-bottom:0}
@media(max-width:700px){
 .lobby>.lobby-heading,.ideas-heading .lobby-heading{flex-direction:row;gap:12px}
 .lobby-heading>.text-button{font-size:12px}
 .ideas-heading .lobby-heading h1{font-size:25px}
 .prototype-art.card-preview{height:100px;min-height:100px}
 .prototype-art svg{height:100px}
}

/* One activity, one task at a time. */
.play-header,.guided-game{max-width:850px;margin-left:auto;margin-right:auto}
.play-header{padding-top:25px;margin-bottom:20px}
.play-header-links{display:flex;justify-content:space-between;align-items:center;font-size:13px;gap:20px}
.play-header-links button{min-height:40px}
.play-header h1{font-size:30px;letter-spacing:-1px;line-height:1.5;margin:16px 0 0}
html[data-look=arcade] .play-header h1{font-family:Arcade,monospace;font-size:23px;letter-spacing:-.6px;line-height:1.7}
.step-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin:0 0 20px;border-bottom:1px solid var(--line)}
.step-nav button{display:flex;align-items:center;justify-content:center;gap:10px;border:0;border-bottom:3px solid transparent;background:none;color:var(--muted);font-size:14px;min-height:52px;padding:10px 5px;line-height:1.3}
.step-nav button span{font:11px var(--mono);border:1px solid var(--line);padding:3px 7px}
.step-nav button[aria-current=step]{color:var(--primary);border-bottom-color:var(--primary)}
.step-nav button[aria-current=step] span{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.step-nav button:disabled{opacity:.55}
.guided-stage{padding:30px;position:relative;margin:0}
.guided-stage h2{font-size:25px;line-height:1.35;margin:0 0 12px;letter-spacing:-.5px}
.guided-stage h3{margin:28px 0 12px;font-size:19px}
.guided-stage p{max-width:680px;font-size:15px;line-height:1.7}
.guided-stage .step-copy{color:var(--muted);margin-bottom:20px}
.guided-stage.stage{color:var(--fg)}
.guided-stage.stage:before{display:none}
.guided-stage .hint{font-size:13px;line-height:1.65;color:var(--muted);margin:16px 0 0}
.guided-stage .parlay-chain{padding:16px 0 24px}
.guided-dice{display:flex;justify-content:center;gap:24px;padding:18px 0 24px}
.guided-dice .die{width:76px;height:76px;padding:15px;gap:5px;background:#faf6ed}
.round-result{padding:15px 0 6px;text-align:center}
.round-result strong{font-size:20px;color:var(--fg)}
.round-result p{margin:5px auto 0;font-size:14px;color:var(--muted)}
.next-actions{display:flex;align-items:center;flex-wrap:wrap;gap:15px;margin-top:24px}
.next-actions .btn{min-height:46px;font-size:14px;padding:11px 18px}
.next-actions .text-button{font-size:13px;min-height:44px}
.guided-content:focus{outline:none}
.game-fold{margin-top:12px;border:1px solid var(--line);background:var(--white)}
.game-fold>summary{cursor:pointer;min-height:49px;padding:13px 18px;color:var(--muted);font-size:14px;font-weight:600}
.game-fold[open]>summary{border-bottom:1px solid var(--line);color:var(--fg)}
.game-fold>.fold-body{padding:20px}
.fold-body>p:last-child{margin-bottom:0}
.fold-body p,.fold-body .hint{font-size:14px;line-height:1.7}
.guided-stage .game-fold{background:transparent;margin-top:20px}
.guided-stage .game-fold>summary{padding:12px 15px}
.guided-stage .game-fold>.fold-body{padding:16px}
.settings-actions,.support-links{display:flex;flex-wrap:wrap;gap:22px;align-items:center;margin-top:20px;font-size:13px}
.game-fold .control-body{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px}
.game-fold .control-body>.full,.game-fold .control-body>.leg,.game-fold .control-body>.leg-controls{grid-column:1/-1}
.game-fold .control-body .field{margin:0 0 12px}
.game-fold .control-body>.full .field+.field{margin-top:18px}
.game-fold .setup-bar{border:0;padding:0;gap:14px;align-items:flex-start}
.game-fold .setup-bar label{flex-direction:column;align-items:flex-start;gap:6px;flex:1}
.game-fold .setup-bar select{width:100%;max-width:none}
.game-fold .teacher-bar{border:0;padding:20px 0 0;margin:0;flex-direction:column;align-items:flex-start;gap:12px}
.game-fold .teacher-bar strong{font-size:15px}
.game-fold .teacher-bar p{font-size:13px;margin-bottom:0}
.game-fold .teacher-actions{flex-wrap:wrap}
.comparison-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:23px 0 16px}
.comparison-stats .metric{padding:15px 12px;border:0;background:var(--inset)}
.comparison-stats .metric strong{font-size:25px}
.comparison-stats .metric small{font-size:10px;letter-spacing:0}
.comparison-stats .metric span{font-size:11px}
.guided-stage .chart{width:100%;height:auto;max-height:240px}
.guided-stage .outcome-grid{max-width:400px;margin:24px auto}
.guided-stage .legend{display:flex;flex-wrap:wrap;gap:16px;font-size:12px}
.guided-stage .formula{overflow-wrap:anywhere;line-height:1.8}
.guided-stage .field-art{height:160px;margin:18px 0 24px}
.sport-symbol{font-size:55px;text-align:center;padding:8px 0 25px}
.story-guided .story-stage{min-height:0;padding:28px}
.story-guided .story-stage h2{font-size:25px;line-height:1.4}
.story-guided .story-feedback p{font-size:15px;line-height:1.7}
.story-guided .game-fold{color:var(--fg)}
.story-guided .timeline{margin-bottom:18px}
.guided-stage .prob-row span{width:110px;font-size:13px}
@media(max-width:600px){
 .play-header{padding-top:16px;margin-bottom:14px}
 .play-header h1,html[data-look=arcade] .play-header h1{font-size:18px;line-height:1.8;margin-top:10px}
 .step-nav{margin-bottom:16px}.step-nav button{font-size:12px;gap:6px;min-height:50px}.step-nav button span{font-size:10px;padding:2px 5px}
 .guided-stage,.story-guided .story-stage{padding:20px}
 .guided-stage h2,.story-guided .story-stage h2{font-size:23px}
 .guided-stage p{font-size:14px}.guided-dice .die{width:64px;height:64px;padding:12px}
 .next-actions{gap:12px}.next-actions .btn{font-size:13px;padding:11px 14px;flex:1 1 auto}
 .comparison-stats{grid-template-columns:1fr;gap:8px;margin-top:16px}
 .comparison-stats .metric{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:10px 14px}
 .comparison-stats .metric strong{grid-column:2;grid-row:1/3;font-size:23px;align-self:center;margin:0}
 .comparison-stats .metric span{grid-column:1}.comparison-stats .metric small{font-size:11px}
 .game-fold>.fold-body{padding:16px}.game-fold .control-body{grid-template-columns:1fr;gap:8px}
 .game-fold .setup-bar{flex-direction:column}.game-fold .setup-bar label{width:100%}
 .game-fold>summary{font-size:13px}.guided-stage .breakdown{grid-template-columns:1fr}
 .guided-stage .prob-row{gap:9px}.guided-stage .prob-row span{width:90px;font-size:12px}
 .guided-stage .prob-row strong{font-size:12px;width:50px}
}
@media print{.play-header-links,.step-nav,.next-actions,.settings-actions,.support-links{display:none!important}}
.guided-stage .sport-choice,.story-guided .story-option{color:var(--fg);background:var(--white)}
.guided-stage .sport-choice:hover,.story-guided .story-option:hover{border-color:var(--primary);background:var(--raised)}
.guided-stage .leg-tile strong{color:var(--fg)}
.guided-stage .leg-tile small,.story-guided .story-copy{color:var(--muted)}
.story-guided .story-stage{color:var(--fg)}
.story-guided .story-feedback{color:#18283b}
html[data-background=light] .play-header .text-button,html[data-background=light] .guided-game .text-button,html[data-background=light] .step-nav button[aria-current=step]{color:#65344a}
html[data-background=light] .story-time,html[data-background=light] .story-option b{color:#77500e}
.projection .guided-stage p,.projection .story-guided .story-copy{font-size:18px}
.projection .next-actions .btn,.projection .story-option{font-size:16px}
html[data-size=large] .guided-stage p{font-size:17px}

/* Compact catalog and help: one action for each activity. */
.site-header .header-actions{margin-left:auto}
.lobby{max-width:1080px;margin:auto}
.activity-collection{margin:22px 0 32px}
.activity-collection>h2{font:14px var(--sans);font-weight:650;color:var(--muted);letter-spacing:0;margin:0 0 14px}
.prototype-grid{gap:17px}
.prototype-card{display:grid;grid-template-columns:138px minmax(0,1fr);text-align:left;padding:0;color:var(--fg);width:100%;font:inherit;box-shadow:3px 3px 0 #09111f;border-width:1px;transition:transform .12s,border-color .12s}
button.prototype-card:hover{transform:translateY(-2px);border-color:var(--primary)}
.prototype-art.card-preview{height:100%;min-height:170px;border-right:1px solid var(--border);border-bottom:0}
.prototype-art svg{width:100%;height:130px}
.prototype-copy{padding:20px;min-width:0;display:flex;flex-direction:column}
.prototype-copy h3{font-size:21px;margin:0 0 9px;line-height:1.3}
.prototype-intro{font-size:14px;line-height:1.6;margin-bottom:12px;color:var(--muted)}
.card-play{font-size:13px;font-weight:650;color:var(--primary);margin-top:auto}
.card-preview.ev{background:#e9c96f}
.prototype-art.dice{gap:9px;flex-direction:column}
.prototype-art .die{width:44px;height:44px;padding:8px;gap:3px;background:#fff9ed}
.classroom-collection .prototype-grid{grid-template-columns:1fr}
.classroom-collection .prototype-art.card-preview{min-height:145px}
.classroom-collection .prototype-copy{justify-content:center}
.classroom-collection .card-play{margin-top:0}
.play-header-links>div{display:flex;gap:22px;align-items:center}
.help-game-name{font-size:13px;color:var(--muted);margin-bottom:12px}
.simple-demo{display:flex;align-items:center;justify-content:center;background:var(--inset);border:1px solid var(--line);padding:20px;min-height:165px;margin:18px 0}
.simple-demo svg{width:280px;max-width:100%;height:140px}
.simple-demo.ev,.simple-demo.sport,.simple-demo.story{background:#dce8df}
.demo-dice{display:flex;gap:22px;align-items:center}
.demo-dice .die{background:#fff9ed}
.demo-legs{display:flex;gap:14px;flex-wrap:wrap}
.demo-legs span{border:1px solid var(--border);padding:19px 17px;background:var(--white);font:15px var(--mono)}
.demo-result{margin:18px 0 24px;font-size:16px;line-height:1.65}
.demo-result strong{display:block;margin-bottom:8px}
.demo-result p{font-size:14px;color:var(--muted);margin:0}
.feedback-message-preview{white-space:pre-wrap;font-size:15px;line-height:1.7;margin:20px 0}
.modal-actions{align-items:center}.modal-actions .text-button{font-size:13px;min-height:42px}
#modal-content>.game-fold{margin-top:20px}
#modal-content .setup-bar{flex-direction:column;align-items:stretch}
#modal-content .setup-bar label{flex-direction:column;align-items:flex-start;width:100%}
#modal-content .setup-bar select{max-width:none;width:100%}
#modal-content .teacher-actions{display:flex;gap:12px;flex-wrap:wrap}
#modal-content>.small-copy:last-child{margin-top:18px}
.ev-round{font:12px var(--mono);color:var(--muted);display:flex;justify-content:space-between;gap:12px;margin-bottom:18px}
.ev-game .ev-scene{font-size:16px;line-height:1.7;margin-bottom:22px}
.ev-bet{padding:20px;background:var(--inset);border:1px solid var(--line);margin:0 0 25px}
.ev-bet>span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}
.ev-bet>strong{font-size:18px;line-height:1.5}
.ev-facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}
.ev-facts small{font-size:12px;display:block;color:var(--muted);margin-bottom:5px}
.ev-facts b{font:20px var(--mono)}
.ev-game .ev-bet>p{font-size:12px;color:var(--muted);margin:15px 0 0}
#ev-answer-form>label{font-size:17px;font-weight:650;line-height:1.6;display:block}
#ev-answer-form>.hint{margin-top:5px}
.ev-answer-row{display:flex;gap:12px;margin-top:18px;align-items:stretch}
.ev-answer-row input{width:150px;min-width:0;padding:11px 14px;font:23px var(--mono);background:var(--inset);color:var(--fg);border:2px solid var(--border);border-radius:0}
.ev-answer-row input::placeholder{color:var(--muted);opacity:.7}
.ev-answer-row .btn{font-size:14px;min-height:50px}
.ev-error{color:var(--fg);font-size:14px;margin:12px 0 0}
.ev-error:empty{display:none}
.ev-answer-result{padding:18px 20px;border:1px solid var(--note-border);background:var(--note);margin:20px 0}
.ev-answer-result>span{font-size:12px;color:var(--muted)}
.ev-answer-result h3{font-size:24px;margin:5px 0 0;line-height:1.4}
.ev-working p{font-size:14px;line-height:1.7}
.ev-working .formula{font-size:17px;line-height:1.8;margin:15px 0;overflow-wrap:anywhere}
.ev-sim-result{margin:22px 0 8px}
.ev-sim-result strong{font-size:19px}
.ev-sim-result p{margin-top:8px}
.ev-review{display:grid;gap:10px;margin:24px 0}
.ev-review button{display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:14px;background:var(--inset);color:var(--fg);border:1px solid var(--border);font-size:14px}
.ev-review button strong{white-space:nowrap;font:12px var(--mono)}
.ev-game>.game-fold .chart{width:100%;height:auto;max-height:240px}
@media(max-width:700px){
 .lobby{padding-top:22px}.activity-collection{margin-top:15px;margin-bottom:28px}
 .prototype-grid{gap:13px}.prototype-card{grid-template-columns:100px minmax(0,1fr)}
 .prototype-art.card-preview,.classroom-collection .prototype-art.card-preview{min-height:145px;height:100%}
 .prototype-art svg{height:110px}.prototype-copy{padding:16px}
 .prototype-copy h3{font-size:20px}.prototype-intro{font-size:13px;margin-bottom:9px}
 .play-header-links>div{gap:17px}.play-header-links{font-size:12px}
 .ev-game .ev-scene{font-size:15px}.ev-bet{padding:16px}.ev-facts{gap:10px}
 .ev-facts b{font-size:18px}.ev-facts small{font-size:11px}
 .ev-answer-row input{width:105px}.ev-answer-row .btn{padding:10px 13px;flex:1}
 #ev-answer-form>label{font-size:16px}.ev-answer-result{padding:15px}.ev-answer-result h3{font-size:21px}
 .ev-review button{flex-direction:column;align-items:flex-start;gap:6px}
 .simple-demo{min-height:140px;padding:15px}.simple-demo svg{height:110px}
}
@media(max-width:360px){.prototype-card{grid-template-columns:84px minmax(0,1fr)}.prototype-copy{padding:13px}.prototype-copy h3{font-size:18px}.prototype-intro{font-size:12px}.ev-facts{grid-template-columns:1fr}}
/* A level first, then an activity. Quiet paper-like quizzes inside the arcade. */
.lobby{padding-top:28px}
.learning-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 0 26px}
.learning-heading h1{font:700 36px/1.2 var(--sans);letter-spacing:0;margin:0}
.learning-heading .text-button{font-size:14px;line-height:1.5}
.lobby>.level-picker{margin-bottom:28px}
.level-picker{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px;width:max-content;max-width:100%}.level-picker select{background:var(--white);color:var(--fg);border:1px solid var(--border);padding:9px 12px;font-size:14px;border-radius:0}
.classroom-intro{font-size:15px;color:var(--muted);margin:24px 0}.classroom-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.classroom-card{text-align:left;padding:24px;background:var(--white);color:var(--fg);border:1px solid var(--border);font:inherit}.classroom-card:hover{border-color:var(--primary)}.classroom-card small{font-size:10px;color:var(--muted)}.classroom-card h2{font-size:23px;margin:12px 0}.classroom-card p{font-size:14px;line-height:1.6;color:var(--muted)}.classroom-card>span{font-size:13px;color:var(--primary);display:block;margin-top:18px}.class-activity-actions{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}.fold-body li{line-height:1.7;margin:12px 0}
.card-preview.lottery,.simple-demo.lottery{background:#c7b7fc}.ticket-table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}.ticket-table th,.ticket-table td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}.ticket-table th{font-size:12px;color:var(--muted)}.ticket-table th:last-child,.ticket-table td:last-child{text-align:right}.ticket-cost{margin:20px 0 28px}.lottery-game form>label{font-size:17px;font-weight:650}.lottery-game .formula{font:14px/1.8 var(--mono);margin-bottom:18px}.lottery-game input[type=number]{max-width:100%}.lottery-game #lottery-guess{width:145px}.probability-answer{margin-top:24px}.probability-answer>strong{font:32px var(--mono);color:var(--accent)}.lottery-sim-summary{margin-top:24px;font-size:15px;line-height:1.7}.lottery-sim-summary p{margin-top:12px}
.quiz-sheet{max-width:780px;margin:32px auto 55px;padding:32px 42px 40px;background:#fff;color:#202631;border:1px solid #b8c1cc;box-shadow:0 3px 12px #0002;font:17px/1.65 Arial,Helvetica,sans-serif}.quiz-sheet button{font-family:Arial,Helvetica,sans-serif;cursor:pointer}.quiz-bar{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid #d4d8df;padding-bottom:20px;margin-bottom:30px;font-size:13px;color:#475262}.quiz-bar button{border:0;padding:5px 0;background:transparent;color:#304d72;font-size:13px;min-height:36px}.quiz-number{font-size:12px;letter-spacing:1px;font-weight:700;color:#586575;margin-bottom:6px}.quiz-sheet h1,html[data-look=arcade] .quiz-sheet h1{font:700 24px/1.3 Arial,Helvetica,sans-serif;letter-spacing:0;margin:0 0 26px;color:#202631}.quiz-sheet .quiz-prompt{font:400 19px/1.7 Arial,Helvetica,sans-serif;letter-spacing:0;margin:26px 0;color:#202631}.quiz-context{padding:14px 18px;background:#f3f5f8;font-size:14px}.quiz-context summary{cursor:pointer;font-weight:700}.quiz-context p{margin:12px 0 0}.quiz-options{display:grid;gap:12px;margin:26px 0}.quiz-options>button{display:flex;align-items:flex-start;gap:16px;text-align:left;border:1px solid #8894a4;border-radius:7px;background:white;color:#202631;padding:15px 18px;font-size:16px;line-height:1.6}.quiz-options>button>span{display:grid;place-items:center;min-width:28px;height:28px;border:1px solid #5d6878;border-radius:50%;font-size:14px;font-weight:700}.quiz-options>button:hover:not(:disabled){background:#f3f6fb}.quiz-options>button.selected{border:2px solid #28579a;background:#eef4fc;padding:14px 17px}.quiz-options>button.correct{border:2px solid #2f674c;background:#edf6f0;padding:14px 17px}.quiz-options>button.wrong{border:2px solid #95483d;background:#fcf0ed;padding:14px 17px}.quiz-options>button:disabled{opacity:1;cursor:default}.quiz-explanation{margin:24px 0;padding:18px 20px;border-left:3px solid #426a4d;background:#f1f5f0;font-size:15px}.quiz-explanation p{margin:8px 0 0}.quiz-actions{display:flex;justify-content:flex-end;gap:12px;padding-top:22px;margin-top:28px;border-top:1px solid #d4d8df}.quiz-actions>button{border:1px solid #8994a4;background:white;color:#263443;border-radius:6px;padding:12px 22px;font-size:15px}.quiz-actions>button.quiz-primary{background:#244e88;color:white;border-color:#244e88}.quiz-actions>button:disabled{background:#d6dce5;border-color:#d6dce5;color:#536171;cursor:default}.quiz-review{display:grid;gap:10px;margin:24px 0}.quiz-review button{display:flex;justify-content:space-between;gap:16px;background:white;color:#263443;border:1px solid #b8c1cc;padding:15px;font-size:14px}.quiz-score{font-size:24px}.quiz-sheet button:focus-visible,.quiz-sheet summary:focus-visible{outline:3px solid #28579a;outline-offset:3px}
@media(max-width:700px){.lobby{padding-top:24px}.learning-heading{margin:0 0 22px;align-items:center;flex-wrap:wrap;gap:12px}.learning-heading h1{font-size:30px}.learning-heading .text-button{font-size:12px;text-align:right}.lobby>.level-picker{margin-bottom:24px}.classroom-grid{grid-template-columns:1fr}.classroom-card{padding:20px}.level-picker{font-size:12px}.level-picker select{font-size:13px}.quiz-sheet{margin:20px 0;padding:22px 18px}.quiz-bar{align-items:flex-start;margin-bottom:24px}.quiz-bar>span{text-align:right}.quiz-sheet .quiz-prompt{font-size:17px}.quiz-options>button{font-size:15px;padding:13px 12px;gap:12px}.quiz-options>button.selected,.quiz-options>button.correct,.quiz-options>button.wrong{padding:12px 11px}.quiz-actions>button{padding:11px 16px}.play-header-links{flex-wrap:wrap;gap:4px}.play-header-links>div{gap:18px;flex-wrap:wrap}.ticket-table{font-size:14px}.ticket-table th,.ticket-table td{padding:10px 6px}}
/* Activity overview before play: preview, purpose, and two clear choices. */
dialog:has(.activity-overview){max-width:1120px}
.activity-overview{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:32px;align-items:start}
.activity-preview{margin:0;min-width:0;border:1px solid var(--border);background:var(--inset)}
.activity-preview-art.card-preview{height:270px;min-height:270px;border:0;border-bottom:1px solid var(--border);gap:25px}
.activity-preview-art svg{width:100%;height:235px;max-width:440px}
.activity-preview-art .die{width:78px;height:78px;padding:15px;background:#fff9ed}
.activity-preview figcaption{padding:18px 20px}
.activity-preview figcaption>span{font-size:11px;color:var(--accent);text-transform:uppercase;letter-spacing:.6px}
.activity-preview figcaption p{font-size:15px;line-height:1.65;margin:8px 0 0;color:var(--muted)}
.activity-summary{min-width:0}
.activity-topic{color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;margin:0 0 12px}
.activity-summary h3{font:600 24px/1.4 var(--sans);letter-spacing:-.3px;margin:0 0 16px}
.activity-duration{font-size:13px;color:var(--fg);margin:0 0 25px}
.activity-duration span{color:var(--muted)}
.activity-summary h4{font-size:15px;margin:0 0 9px}
.activity-summary ul{padding-left:20px;margin:0 0 24px}
.activity-summary li{font-size:15px;line-height:1.65;color:var(--muted);padding-left:2px;margin:9px 0}
.activity-entry-actions{display:flex;gap:12px;flex-wrap:wrap}
.activity-entry-actions .btn{font-size:14px;min-height:48px;padding:12px 18px}
.worksheet-format{font-size:12px;color:var(--muted);margin:14px 0 0;line-height:1.6}
.activity-teacher-notes{margin:26px 0 0}
.activity-teacher-notes .fold-body{font-size:15px}
@media(max-width:760px){
 .activity-overview{grid-template-columns:1fr;gap:22px}
 .activity-preview-art.card-preview{height:150px;min-height:150px}
 .activity-preview-art svg{height:145px;max-width:280px}
 .activity-preview-art .die{width:55px;height:55px;padding:10px}
 .activity-preview figcaption{padding:13px 15px}
 .activity-preview figcaption p{font-size:14px}
 .activity-summary h3{font-size:21px}
 .activity-duration{margin-bottom:19px}
 .activity-entry-actions{display:grid;grid-template-columns:1fr}
 .activity-entry-actions .btn{width:100%}
 .activity-teacher-notes{margin-top:22px}
}
.behavior-stage .story-option{color:var(--fg);background:var(--white);font-size:16px;line-height:1.5}.behavior-stage .story-option:hover{background:var(--raised);border-color:var(--primary)}.decision-routes h4{color:var(--fg)}.sport-choices .sport-choice:last-child{grid-column:1/-1}
@media(max-width:620px){.sport-choices{grid-template-columns:1fr}}
.chasing-endings{margin:24px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.ending-options{display:flex;flex-wrap:wrap;gap:10px;margin:15px 0}.ending-result{padding:18px;background:var(--inset);border-left:3px solid var(--primary);margin:18px 0}.ending-result h4{font-size:19px;margin:0 0 12px}.chasing-endings .hint{margin-bottom:0}