@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;600;700;800;900&family=Noto+Serif+TC:wght@500;600;700;800&display=swap');
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h2{font-size:27px}.shared-notes{padding:38px 0;border-top:1px solid #d6dcd5}.shared-notes h2{font-size:25px}.shared-notes>div{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;margin-top:25px}.shared-notes p{font-size:14px;color:#6b766d}.shared-notes b{display:block;color:#39463d;margin-bottom:10px;font-size:16px}footer{padding:25px 36px;color:#859085;background:#26352c;font-size:12px;display:flex;justify-content:space-between}button:disabled{opacity:.5;cursor:default}
@media(max-width:1150px){.desk-shell{grid-template-columns:160px 1fr}.app-sidebar{padding:25px 15px}.app-content{padding:24px}.desk-layout{grid-template-columns:1fr 190px}.continue-card{padding:22px 22px 0}.continue-card h3{font-size:26px}.app-header{padding:15px 24px}.studio-intro h1{font-size:24px}}
@media(max-width:900px){main{padding:0 20px}.studio-header{padding:0 20px}.studio-date{display:none}.direction-tabs button{padding:15px;gap:10px}.direction-tabs span{font-size:12px}.direction-tabs i{display:none}.app-sidebar{display:none}.desk-shell{grid-template-columns:1fr}.desk-layout{grid-template-columns:1fr 210px}.studio-intro{display:block}.studio-intro>p{margin-top:12px}.shared-notes>div{gap:22px}}
@media(max-width:620px){main{padding:0 12px}.studio-header{padding:0 16px;height:65px}.studio-brand span{font-size:10px}.studio-header>a:last-child{display:none}.studio-intro{padding:24px 6px}.studio-intro h1{font-size:22px}.direction-tabs{gap:6px}.direction-tabs button{padding:11px 6px;display:block;text-align:center}.direction-tabs b{display:none}.direction-tabs strong{font-size:15px}.direction-tabs span{font-size:11px;margin-top:5px}.screen-toolbar{display:block}#screen-tabs{gap:3px}#screen-tabs button{font-size:12px;padding:8px}#screen-tabs button span{display:none}.studio-reset{display:none}.canvas-caption{font-size:11px}.app{border-radius:14px}.app-content{padding:20px 16px}.app-header{padding:13px 16px}.subject-tabs button{padding:7px 15px}.desk-layout{grid-template-columns:1fr}.greeting h2{font-size:21px}.calendar-chip{display:none}.continue-card{padding:19px 19px 0;min-height:255px;grid-template-columns:1.1fr 1fr}.continue-card h3{font-size:25px}.continue-card p{font-size:12px}.duo{min-width:0}.desk-right{grid-template-columns:1fr 1fr;gap:10px}.peer-note{grid-column:1/-1}.growth-card,.next-card{padding:16px}.content-title span{display:none}.subject-grid{gap:7px}.subject-card{padding:13px 10px}.subject-card p{font-size:11px}.shared-notes>div{grid-template-columns:1fr}.canvas-bottom{font-size:11px;flex-wrap:wrap}.design-notes{padding:35px 5px}footer{padding:22px 18px;flex-direction:column;gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.subject-card{transition:none}}
/* Three independent visual systems, complete lesson states. */
.duo{mix-blend-mode:normal}.breadcrumb{font-size:13px;color:#87917e;margin-bottom:18px}.catalog-layout{display:grid;grid-template-columns:.75fr 1.2fr;gap:30px}.lesson-cover{background:#e5edd7;padding:25px 25px 0;border-radius:18px;overflow:hidden}.lesson-cover h2{font-size:31px;margin-top:14px}.lesson-cover>p{font-size:14px;color:#6e7c61;margin:12px 0}.lesson-cover .duo{max-height:235px;display:block}.lesson-meta{padding:15px 0;display:flex;justify-content:space-between;gap:12px;border-top:1px solid #cad7b7;font-size:12px;color:#6b7e57}.course-rows{display:grid;gap:10px}.course-row{display:flex;align-items:center;text-align:left;gap:16px;width:100%;padding:17px;background:#fff;border:1px solid #dce4d1;border-radius:12px;color:#34432c}.course-row.current{background:#edf4e3;border:2px solid #8da86b}.row-icon{display:grid;place-items:center;min-width:36px;height:36px;border-radius:12px;background:#ecf0e5;color:#6a874a;font-size:14px}.course-row strong{font-size:16px;font-weight:600}.course-row small{display:block;font-size:12px;color:#849077;margin-top:3px}.row-state{font-size:12px;color:#78866a;margin-left:auto;white-space:nowrap}.learning-goal{margin-top:22px;background:#f8f2e8;padding:18px;border-radius:12px;font-size:14px;color:#887961}.learning-goal p{margin-top:6px}.lesson-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;font-size:14px;color:#75836c}.quiet-btn{background:transparent;color:inherit;font-size:14px;padding:8px;min-height:40px}.lesson-progress{display:flex;gap:8px;margin:0 0 24px}.lesson-progress>span{height:7px;flex:1;background:#e4e8db;border-radius:8px}.lesson-progress .filled{background:#7fa753}.video-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:25px}.video-scene{position:relative;border-radius:16px;overflow:hidden;min-height:290px;aspect-ratio:1.5;background:#dce8cf}.video-scene>img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.video-scene:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#1c342f50,transparent 75%);pointer-events:none}.video-heading{position:absolute;top:25px;left:25px;color:#fff;z-index:1;text-shadow:0 2px 15px #22342b}.video-heading span{font-size:13px}.video-heading h2{font-size:28px;margin-top:8px;max-width:280px}.video-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;width:66px;height:66px;border:2px solid #fffd;background:#264833c9;color:#fff;border-radius:50%;font-size:23px;box-shadow:0 4px 25px #0003}.subtitles{position:absolute;bottom:20px;left:5%;right:5%;background:#24362ddd;color:#fff;padding:12px;border-radius:7px;z-index:2;text-align:center;font-size:14px}.video-controls{display:flex;align-items:center;gap:12px;padding:15px 12px;background:#edf1e7;border-radius:12px;margin-top:12px;font-size:12px}.video-controls button{background:transparent;color:#53743c;padding:6px}.video-controls .bar{flex:1;margin:0}.video-disclaimer{font-size:12px;color:#828c7b;margin-top:12px}.video-info h3{font-size:24px;margin:14px 0}.video-info>p{font-size:15px;color:#72826a}.video-peers{margin-top:24px}.video-peers .duo{max-height:180px}.video-info .main-btn{width:100%}.video-info>.quiet-btn{display:block;width:100%;margin-top:10px}.teaching-layout{display:grid;grid-template-columns:220px 1fr;gap:26px}.teaching-peer .duo{max-height:215px}.peer-dialog{background:#eff2e6;border-radius:13px;padding:18px;font-size:14px;color:#62744f;border:1px solid #dce5d0}.peer-dialog b{display:block;margin-bottom:9px}.mini-outline{display:grid;gap:15px;margin-top:25px;padding:0 18px;font-size:13px;color:#a0a790}.mini-outline .active{color:#4e7536;font-weight:700}.teaching-paper{background:#fff;border:1px solid #e1e6d6;border-radius:18px;padding:28px}.teaching-paper h2{font-size:25px;margin-top:8px}.big-number{font-size:48px;color:#38582b;font-weight:800;letter-spacing:.04em;text-align:center;margin:15px 0}.place-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.place-grid>div{padding:13px 6px;text-align:center;background:#f3f5ed;border-radius:10px;color:#819072}.place-grid span,.place-grid small{display:block;font-size:12px}.place-grid b{font-size:26px;font-weight:800;display:block;margin:5px}.place-grid .highlight{background:#e5efcf;color:#416026;border:1px solid #c5d5a7}.concept-note{background:#f7f0e4;border-radius:9px;padding:14px 18px;margin:20px 0;font-size:15px}.concept-note>span{font-size:12px;color:#a17e50}.concept-note p{margin-top:5px}.mini-interaction h4{font-size:17px}.quick-options{display:flex;gap:10px;margin-top:13px}.quick-options button{border:1px solid #d0dcc3;background:#fff;border-radius:9px;padding:10px 22px;color:#4c653d;min-height:44px}.teach-feedback{font-size:14px;color:#597d38;margin-top:10px;min-height:22px}.paper-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:10px}.paper-actions>span{font-size:12px;color:#8a947f}.quote-example{margin:25px 0;background:#f3f5ec;border-radius:12px;padding:35px;font-size:27px;line-height:1.7}.quote-example span{display:block;font-size:14px;color:#8b927e;margin-top:12px}.practice-layout{display:grid;grid-template-columns:1fr 220px;gap:28px}.question-card{background:#fff;border:1px solid #dee6d1;border-radius:19px;padding:30px}.question-card h2{font-size:26px;margin-top:17px;line-height:1.6}.question-number{font-size:60px;letter-spacing:.04em;font-weight:800;color:#456c32;margin:14px 0;text-align:center}.question-number span{color:#a1b98d}.answer-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:24px}.answer-grid button{display:flex;align-items:center;gap:13px;min-height:65px;text-align:left;color:#586548;background:#fcfcf8;border:2px solid #e0e7d6;border-radius:11px;padding:14px;font-size:19px;font-weight:600}.answer-grid button>span{border-radius:7px;background:#edf0e6;padding:3px 8px;color:#82916f;font-size:12px}.answer-grid button[aria-pressed=true]{background:#e9f2db;border-color:#7eab50;color:#41622b}.answer-grid .is-correct{border-color:#54853a!important}.answer-grid .is-wrong{border-color:#c38968!important;background:#f9ece2!important}.question-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:24px}.question-actions .main-btn{margin:0}.hint-column .duo{max-height:230px}.hint-card{background:#f8eedc;border:1px solid #eddfc3;border-radius:13px;padding:20px}.hint-card p{font-size:14px;color:#8b7859;margin-top:10px}.evidence-note{font-size:12px;color:#8c9781;margin:18px 10px}.answer-feedback{padding:18px;border-radius:10px;margin-top:20px;background:#eaf3df;color:#4b7334;font-size:14px}.answer-feedback p{margin-top:6px}.answer-feedback span{font-size:12px;opacity:.8;display:block;margin-top:8px}.answer-feedback.retry{background:#f9ecde;color:#956c48}.outcome-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;max-width:920px;margin:20px auto}.outcome-main{text-align:center;background:#fff;border:1px solid #e0e6d3;border-radius:20px;padding:30px}.result-icon{background:#f4d878;color:#7c6525;border-radius:50%;width:70px;height:70px;font-size:42px;display:grid;place-items:center;margin:0 auto 15px;box-shadow:0 5px 0 #cfb259}.outcome-main h2{font-size:29px;margin:12px 0}.outcome-main>p:not(.tiny-label){font-size:14px;color:#819075}.result-metrics{display:flex;justify-content:center;margin:28px 0;gap:0}.result-metrics>div{flex:1;border-right:1px solid #e8ecdf}.result-metrics>div:last-child{border:0}.result-metrics strong{font-size:37px;color:#527937;display:block}.result-metrics small{font-size:19px;color:#b1bca2}.result-metrics span{font-size:12px;color:#8b987b}.result-evidence{text-align:left;background:#f0f4e7;border-radius:10px;padding:20px}.result-evidence h4{font-size:16px}.result-evidence p{font-size:14px;margin-top:8px;color:#637753}.result-evidence span{display:block;font-size:12px;color:#8b967e;margin-top:8px}.outcome-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.result-disclaimer{font-size:12px!important;margin-top:17px}.outcome-peers .duo{max-height:300px}.system-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:32px;padding:28px;background:#fff;border-radius:14px}.system-grid h3{font-size:15px;margin-bottom:9px}.system-grid p{font-size:14px;color:#6c776f;margin-bottom:20px}.palette{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.palette div>span{display:block;width:100%;aspect-ratio:1;border-radius:8px;margin-bottom:12px}.palette b{font-size:13px;display:block}.palette small{font-size:12px;color:#879088}.plan-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding:30px 0}.plan-summary h3{font-size:17px;margin-bottom:10px}.plan-summary p,.stage-plan p,.roadmap p{font-size:14px;color:#6b766e}.plan-section-title{font-size:20px;margin:15px 0 20px}.stage-plan{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.stage-plan article{border-top:2px solid #bcc6ba;padding-top:16px}.stage-plan article>span{font-size:12px;color:#87947d}.stage-plan h4{font-size:16px;margin:8px 0 12px}.roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding-top:30px;margin-top:30px;border-top:1px solid #d6dcd2}.roadmap span{font-size:12px;color:#8b967f}.roadmap h4{font-size:17px;margin:8px 0}.reference-row{display:flex;justify-content:space-between;gap:20px;margin-top:25px;font-size:13px;color:#7b8a75}.reference-row a{text-decoration:underline;text-underline-offset:5px}
/* A — cinematic forest, wide open home and route map, thick playful controls. */
.theme-adventure{background:#e1efde;color:#203c2c}.adventure-header{padding:18px 32px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:#fafff2e8;border-bottom:2px solid #d3e6c7}.adventure-header>.app-brand{background:transparent;font-size:24px}.adventure-id{display:flex;align-items:center;gap:10px;font-size:13px}.theme-adventure .subject-tabs button[aria-pressed=true]{background:#3c8050;color:#fff;box-shadow:0 3px #256139}.theme-adventure .main-btn{background:#e9ae32;color:#49380e;box-shadow:0 5px #bb871d;border-radius:14px;font-weight:800}.theme-adventure .quiet-btn{color:#466a46}.adventure-home{position:relative;min-height:600px;background:linear-gradient(90deg,#eef7d7ba,transparent 70%),url('assets/forest.png') center/cover;padding:46px 45px 190px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.adventure-welcome{position:relative;z-index:1;max-width:470px}.adventure-welcome .tiny-label{color:#4b7743}.adventure-welcome h2{font-size:45px;font-weight:900;color:#234e30;text-shadow:0 2px #effadb;margin:14px 0}.adventure-welcome p:not(.tiny-label){font-size:17px;color:#4f6e39}.adventure-duo{align-self:end;position:relative}.adventure-duo .duo{height:350px;max-height:350px;width:100%;filter:drop-shadow(0 12px 15px #2b4f2725)}.speech{position:absolute;top:-10px;right:5px;background:#fffbed;padding:12px 20px;border-radius:18px;color:#577343;box-shadow:0 3px #abbf99;font-size:14px}.adventure-subjects{position:absolute;bottom:30px;left:45px;right:45px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.world{display:grid;grid-template-columns:65px 1fr;text-align:left;align-items:center;column-gap:15px;position:relative;border-radius:20px;padding:18px 22px;color:#fff;background:#39804c;border:2px solid #eff9e8;box-shadow:0 6px 0 #255d37,0 10px 22px #213f3e25}.world>span{grid-row:1/4;font-weight:900;font-size:30px;display:grid;place-items:center;background:#ffffff26;border-radius:15px;min-height:62px}.world strong{font-size:21px}.world small{font-size:12px;opacity:.85;margin-top:2px}.world b{font-size:12px;margin-top:9px;font-weight:500}.world-1{background:#ba743c;box-shadow:0 6px #915526,0 10px 22px #213f3e25}.world-2{background:#447cac;box-shadow:0 6px #305f88,0 10px 22px #213f3e25}.adventure-map{position:relative;min-height:650px;background:linear-gradient(90deg,#eef7d79e,transparent 70%),url('assets/forest.png') center/cover;padding:35px 45px}.map-title{max-width:400px}.map-title h2{font-size:34px;margin:12px 0}.map-title p{font-size:15px;color:#557446}.map-stops{width:60%;display:grid;gap:16px;margin-top:25px;position:relative}.map-stop{display:flex;align-items:center;gap:16px;width:fit-content;min-width:260px;max-width:100%;padding:10px 20px 10px 10px;background:#faffedee;border-radius:40px;box-shadow:0 5px 0 #92ab75;color:#3f6637;text-align:left;border:2px solid #faffeb}.map-stop>span{width:49px;height:49px;border-radius:50%;display:grid;place-items:center;background:#77a454;color:#fff;font-size:21px;box-shadow:inset 0 -4px #567b38}.map-stop strong{font-size:16px}.map-stop small{font-size:12px;display:block;color:#7b9365}.stop-1{margin-left:30%;background:#fff8d8;box-shadow:0 5px #cfa848}.stop-1>span{background:#efbb42;color:#5c4210;box-shadow:inset 0 -4px #cb972b}.stop-2{margin-left:12%}.stop-3{margin-left:34%}.stop-4{margin-left:20%}.map-guide{position:absolute;right:7%;bottom:60px;width:29%;text-align:center}.map-guide .duo{max-height:300px}.map-guide p{display:inline-block;background:#fffde8ec;border-radius:13px;padding:12px 24px;font-size:14px;color:#5f794b}.theme-adventure .video-layout,.theme-adventure .teaching-layout,.theme-adventure .practice-layout,.theme-adventure .outcome-layout{padding:0 36px 36px}.theme-adventure .lesson-topline{padding:25px 36px 0;margin-bottom:20px}.theme-adventure .lesson-progress{margin-left:36px;margin-right:36px}.theme-adventure .teaching-paper,.theme-adventure .question-card,.theme-adventure .outcome-main{border:2px solid #fff;border-radius:25px;box-shadow:0 6px 0 #b6cda3}.theme-adventure .teaching-peer .peer-dialog,.theme-adventure .hint-card{background:#fbffed}.theme-adventure .big-number,.theme-adventure .question-number{color:#2d7748}.theme-adventure .answer-grid button{border-radius:16px;box-shadow:0 4px #cedac2}.theme-adventure .answer-grid button[aria-pressed=true]{background:#e9f5d7;border-color:#51904f;box-shadow:0 4px #3e7240}.theme-adventure .outcome-layout{max-width:1100px}
/* C — editorial storybook, paper pages, serif headlines, clay and ink. */
.theme-journal{background:#f8f1e5;color:#34445b;font-family:'Noto Sans TC',sans-serif}.journal-header{padding:22px 35px 20px;display:flex;justify-content:space-between;align-items:center;gap:25px;border-bottom:1px solid #d5c9b6}.journal-brand{background:transparent;font-family:'Noto Serif TC',serif;font-size:28px;letter-spacing:.12em;color:#31445c;text-align:left}.journal-brand span{font-family:'Noto Sans TC',sans-serif;letter-spacing:.08em;font-size:11px;display:block;color:#a38c6e;margin-top:3px}.journal-page{font-size:12px;color:#9a8c76}.theme-journal .subject-tabs button{border-radius:0;color:#95826c;background:transparent;border-bottom:2px solid transparent}.theme-journal .subject-tabs button[aria-pressed=true]{color:#a04b36;border-bottom-color:#a04b36;background:transparent}.journal-content{padding:28px 35px}.journal-intro{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:25px}.journal-intro h2{font-family:'Noto Serif 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.quiet-btn{color:#8f7059}.notebook-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.notebook{position:relative;padding:20px 26px;text-align:left;background:#ebe5d1;border-radius:3px 9px 9px 3px;border-left:8px solid #67785a;box-shadow:3px 4px 0 #d2c7b4;color:#4f6247}.notebook>span{font-size:10px;letter-spacing:.12em}.notebook h4{font-family:'Noto Serif TC',serif;font-size:25px;margin-top:10px}.notebook p{font-size:13px;margin-top:7px}.notebook b{font-size:12px;margin-top:17px;display:block;font-weight:500}.notebook-1{background:#eed7c6;color:#93573d;border-left-color:#a95840}.notebook-2{background:#dde3e9;color:#4a5e76;border-left-color:#53687f}.journal-foot{margin:0 35px;padding:18px 0;border-top:1px solid #d5c9b6;display:flex;justify-content:space-between;font-size:10px;letter-spacing:.12em;color:#ae9b7d}.journal-catalog{display:grid;grid-template-columns:1fr 1fr;gap:38px}.journal-chapter{background:#eee4d1;padding:26px}.journal-chapter h2{font-family:'Noto Serif 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button[aria-pressed=true]{border-color:#a46a4b;background:#f4e7d3}.theme-journal .answer-grid button>span{border-radius:2px;background:#eee7d8;color:#a18a69}.theme-journal .result-evidence{border-radius:0;border-left:3px solid #b98154;background:#f0e7d6}.theme-journal .result-icon{border-radius:3px;background:#e4c69b;color:#a26940;box-shadow:none}.theme-journal .result-metrics strong{font-family:'Noto Serif TC',serif;color:#a95840}.theme-journal .result-metrics span{color:#9a8770}.theme-journal .lesson-progress .filled{background:#b17c5a}.discovery-stamp{font-size:12px;text-align:center;border:2px solid #ad7053;color:#ad7053;transform:rotate(-7deg);padding:15px;width:180px;margin:30px auto;font-family:'Noto Serif TC',serif;letter-spacing:.08em}.theme-journal .video-scene{border-radius:3px}.theme-journal .video-controls{border-radius:3px;background:#eee4d2}
@media(max-width:1150px){.teaching-layout,.practice-layout{grid-template-columns:170px 1fr}.practice-layout{grid-template-columns:1fr 180px}.video-layout{grid-template-columns:1fr 190px}.adventure-welcome h2{font-size:38px}.adventure-subjects{gap:15px;left:30px;right:30px}.world{padding:16px;grid-template-columns:45px 1fr}.world strong{font-size:18px}.world>span{font-size:24px}.map-stops{width:65%}.journal-content{padding:25px}.journal-catalog{gap:24px}.story-copy{width:65%}.stage-plan{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.catalog-layout{grid-template-columns:.85fr 1.15fr;gap:22px}.lesson-cover{padding:20px 20px 0}.lesson-cover h2{font-size:27px}.system-grid{grid-template-columns:1fr 1fr}.palette{grid-column:1/-1;max-width:430px}.plan-summary{gap:20px}.adventure-home{padding:35px 30px 190px;min-height:580px}.adventure-duo .duo{height:300px}.adventure-welcome h2{font-size:35px}.speech{font-size:12px;padding:10px}.adventure-header{padding:16px 23px}.adventure-id>span:last-child{display:none}.journal-page{display:none}.journal-header{padding:20px 25px}.journal-brand{font-size:25px}.journal-intro h2{font-size:33px}.story-copy h3{font-size:27px}.outcome-layout{gap:25px}.outcome-main{padding:25px}.outcome-main h2{font-size:25px}}
@media(max-width:620px){.catalog-layout,.journal-catalog{grid-template-columns:1fr}.lesson-cover{display:grid;grid-template-columns:1.1fr 1fr;column-gap:15px}.lesson-cover h2{grid-column:1;font-size:25px}.lesson-cover>p{grid-column:1}.lesson-cover .duo{grid-column:2;grid-row:1/5;height:200px;object-fit:contain}.lesson-meta{grid-column:1/-1}.course-row{padding:14px;gap:10px}.course-row strong{font-size:14px}.row-state{font-size:11px}.video-layout{grid-template-columns:1fr}.video-info{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center}.video-info .tag,.video-info>h3,.video-info>p{grid-column:1}.video-info>h3{font-size:22px}.video-info .video-peers{grid-column:2;grid-row:1/5;margin:0}.video-info>.main-btn,.video-info>.quiet-btn{grid-column:1/-1}.video-scene{min-height:245px}.video-heading h2{font-size:25px}.subtitles{font-size:12px}.lesson-topline{gap:8px;font-size:12px;flex-wrap:wrap}.quiet-btn{font-size:12px}.teaching-layout,.practice-layout{grid-template-columns:1fr}.teaching-peer{display:grid;grid-template-columns:90px 1fr;gap:10px;align-items:center}.teaching-peer .duo{height:100px}.mini-outline{display:none}.peer-dialog{padding:13px;font-size:13px}.teaching-paper,.question-card{padding:20px 16px}.teaching-paper h2,.question-card h2{font-size:22px}.big-number{font-size:42px}.place-grid{gap:4px}.place-grid>div{padding:10px 2px}.place-grid span,.place-grid small{font-size:10px}.place-grid b{font-size:24px}.concept-note{padding:12px;font-size:14px}.quick-options button{padding:10px 15px;font-size:14px}.paper-actions>span{display:none}.hint-column{display:grid;grid-template-columns:100px 1fr;gap:10px;align-items:center}.hint-column .duo{height:115px}.hint-card{padding:15px}.evidence-note{grid-column:1/-1;margin:5px}.question-number{font-size:48px}.answer-grid{gap:10px}.answer-grid button{font-size:16px;padding:12px;min-height:59px;gap:10px}.outcome-layout{grid-template-columns:1fr}.outcome-peers{display:grid;grid-template-columns:130px 1fr;gap:10px;align-items:center}.outcome-peers .duo{height:150px}.outcome-main h2{font-size:24px}.result-metrics strong{font-size:32px}.result-metrics span{font-size:11px}.result-disclaimer{font-size:11px!important}.outcome-actions .main-btn,.outcome-actions .outline-btn{padding:10px 14px;font-size:13px}.system-grid,.plan-summary,.roadmap{grid-template-columns:1fr;gap:18px}.stage-plan{grid-template-columns:1fr 1fr;gap:18px}.reference-row{flex-direction:column;gap:8px}.adventure-header{padding:14px 15px;gap:8px;flex-wrap:wrap}.adventure-header>.app-brand{font-size:21px}.adventure-header .subject-tabs{order:3;justify-content:center;width:100%}.adventure-home{display:block;padding:27px 24px 280px;min-height:750px;background-position:55% center}.adventure-welcome h2{font-size:34px}.adventure-welcome p:not(.tiny-label){font-size:15px}.adventure-duo{width:55%;margin-left:auto;margin-top:-10px}.adventure-duo .duo{height:210px}.speech{display:none}.adventure-subjects{bottom:25px;left:24px;right:24px;grid-template-columns:1fr;gap:12px}.world{padding:12px 16px;grid-template-columns:48px 1fr;gap:8px}.world>span{min-height:48px;grid-row:1/3}.world strong{font-size:17px}.world small{margin:0}.world b{display:none}.adventure-map{padding:25px 20px;min-height:760px}.map-title h2{font-size:29px}.map-stops{width:100%;gap:17px}.map-stop{min-width:245px;padding:8px 14px 8px 8px}.map-stop>span{width:42px;height:42px}.stop-1,.stop-3{margin-left:8%}.stop-2,.stop-4{margin-left:0}.map-guide{position:relative;right:auto;bottom:auto;width:100%;margin-top:25px;display:flex;align-items:center;gap:10px}.map-guide .duo{width:42%;height:130px}.map-guide p{font-size:12px;padding:12px}.theme-adventure .video-layout,.theme-adventure .teaching-layout,.theme-adventure .practice-layout,.theme-adventure .outcome-layout{padding:0 16px 25px}.theme-adventure .lesson-topline{padding:18px 16px 0}.theme-adventure .lesson-progress{margin-left:16px;margin-right:16px}.journal-header{padding:18px;flex-wrap:wrap;gap:12px}.journal-brand{font-size:24px}.journal-header .subject-tabs{gap:3px}.journal-header .subject-tabs button{font-size:12px;padding:8px}.journal-content{padding:22px 17px}.journal-intro{display:block;margin-bottom:18px}.journal-intro h2{font-size:29px}.journal-date{display:none}.story-cover{min-height:400px;background-position:65% center}.story-cover:before{background:linear-gradient(180deg,#fff4daed,transparent 90%)}.story-copy{width:100%;padding:25px}.story-copy h3{font-size:27px}.story-copy p{font-size:13px}.notebook-grid{gap:8px}.notebook{padding:15px 12px;border-left-width:5px}.notebook>span{font-size:9px;letter-spacing:0}.notebook h4{font-size:23px}.notebook p{font-size:11px}.notebook b{font-size:11px}.journal-foot{margin:0 17px;font-size:9px;gap:10px}.journal-chapter{padding:20px}.journal-chapter h2{font-size:28px}.discovery-stamp{grid-column:1/-1;margin-top:10px}.quote-example{font-size:22px;padding:22px}}
/* Shared product navigation and memory-only lesson continuation. */
.preview-label{font-size:14px;color:#526255;margin-bottom:8px;font-weight:600}.preview-actions{display:flex;flex-wrap:wrap;gap:4px}.app-frame{min-width:0}.app-scroll{min-width:0;outline-offset:-4px}.mobile-nav{display:none}.desktop-nav{display:flex;gap:5px}.desktop-nav button{display:flex;align-items:center;gap:5px;min-height:44px;background:transparent;padding:8px 11px;color:#50674b;font-size:14px;border-radius:8px}.desktop-nav button[aria-current=page]{background:#e1ebd4;color:#284b30;font-weight:700;box-shadow:inset 0 -3px #527c3b}.adventure-header,.journal-header{flex-wrap:wrap}.theme-journal .desktop-nav button{color:#795d49}.theme-journal .desktop-nav button[aria-current=page]{background:#efe0cb;color:#a74e39;box-shadow:inset 0 -3px #a74e39}.theme-adventure .desktop-nav button[aria-current=page]{background:#dcecc6;box-shadow:0 3px #94ad72}.focus-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 30px;border-bottom:1px solid #d9e1d1;color:#31583c}.focus-header span{font-size:14px;color:#667665}.theme-journal .focus-header{color:#a74e39;border-color:#d6cab9}.theme-adventure .focus-header{background:#f4fbe8}.is-learning .focus-shell{min-height:640px}.resume-card{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 20px;margin-bottom:20px;border:1px solid #cad9b7;background:#f3f7eb;border-radius:12px}.resume-card p{font-size:14px;color:#68765e}.resume-card .main-btn{margin:0;min-height:44px;white-space:nowrap}.theme-journal .resume-card{border-color:#d9c6b0;border-radius:0;background:#f0e4d3}.theme-adventure .resume-card{position:relative;z-index:1;max-width:680px;background:#ffffffe6;border:0;box-shadow:0 4px #adc592}.theme-journal .focus-shell{background:#f8f1e5}.theme-adventure .focus-shell{background:#eaf4dc}.app-sidebar nav button{min-height:44px}.app-sidebar nav button[aria-current=page]{background:#dde8ce;color:#285035;font-weight:700;box-shadow:inset 3px 0 #527c3b}.lesson-topline{align-items:center}.lesson-topline .quiet-btn{min-height:44px}.app button:focus-visible{outline:3px solid #276bb9;outline-offset:2px}.app-scroll:focus-visible{outline:3px solid #276bb9;outline-offset:-3px}
@media(min-width:901px){.desktop-nav{margin-left:auto}.adventure-id,.journal-page{display:none}.app-sidebar{display:flex}}
@media(max-width:900px){
 .app{height:min(820px,calc(100svh - 24px));min-height:0;overflow:hidden}.app-frame{height:100%;display:flex;flex-direction:column;min-height:0}.app-scroll{flex:1;min-height:0;overflow-y:auto;overscroll-behavior-y:contain;scrollbar-gutter:stable}.desk-shell,.is-learning .focus-shell{min-height:0}.app-sidebar,.desktop-nav{display:none}.mobile-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));flex-shrink:0;gap:4px;padding:8px 10px max(8px,env(safe-area-inset-bottom));border-top:1px solid #d7dfce;background:#fcfcf7}.mobile-nav button{position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:3px;min-height:60px;border-radius:10px;padding:8px 3px;background:transparent;color:#66745e;font-size:14px;line-height:1.4}.mobile-nav button>span:first-child{font-size:23px;line-height:1}.mobile-nav button[aria-current=page]{background:#e4eed5;color:#2d5237;font-weight:700;box-shadow:inset 0 -3px #527c3b}.theme-adventure .mobile-nav{background:#f5fbe9;border-top:2px solid #c6dcae}.theme-adventure .mobile-nav button[aria-current=page]{background:#d8ebbc;box-shadow:0 3px #799753}.theme-journal .mobile-nav{background:#f8f1e5;border-color:#d6c8b4}.theme-journal .mobile-nav button{border-radius:0;color:#765b46}.theme-journal .mobile-nav button[aria-current=page]{background:#eee0cd;color:#a74e39;box-shadow:inset 0 -3px #a74e39}.app-content,.journal-content{padding-bottom:28px}.focus-header{padding:15px 20px}.focus-header span{font-size:12px}.screen-toolbar{align-items:flex-start;flex-wrap:wrap}.preview-actions{margin-left:auto}.app-scroll .subject-tabs button{min-height:44px}.resume-card{padding:14px;flex-wrap:wrap}.resume-card .main-btn{margin:0}.app-scroll .main-btn,.app-scroll .outline-btn,.app-scroll .quiet-btn{min-height:44px}.app-scroll .question-actions{flex-wrap:wrap}.studio-reset{min-height:44px}.theme-adventure .resume-card{width:100%}.theme-adventure .map-title{clear:both}.app-scroll .lesson-topline>span{font-size:14px}
}
@media(max-width:620px){.preview-label{font-size:12px}.preview-actions{width:100%;justify-content:flex-end}.focus-header{padding:14px 16px}.focus-header span{display:none}.resume-card{display:block}.resume-card .main-btn{margin-top:12px}.app-scroll .lesson-topline>span{line-height:1.5}.app-scroll .quick-options button{min-height:44px}.mobile-nav button{font-size:14px}.app-scroll .app-header{padding:12px 16px}}
@media(max-width:900px){.preview-actions .studio-reset{display:inline-flex;align-items:center;justify-content:center}}
@media(max-width:620px){.video-layout{grid-template-columns:minmax(0,1fr)}.video-main,.video-info,.video-peers{min-width:0}.video-scene{aspect-ratio:auto;min-height:235px;width:100%}.video-info{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}