/* Six 3 — a maths studio: paper, ink, exact diagrams and direct controls. */
:root{--paper:#f6f5ef;--card:#fffefa;--ink:#203747;--muted:#5b6d77;--line:#d8deda;--teal:#285d98;--accent:#f2cc75;--orange:#ae472b;--radius:16px;--shadow:none}
html{scroll-behavior:auto}
body{background:var(--paper);color:var(--ink);font-family:"Inter","Segoe UI",-apple-system,BlinkMacSystemFont,Arial,sans-serif;font-size:17px;line-height:1.55}
h1,h2,h3{color:var(--ink);font-weight:680;letter-spacing:-.6px}
h1{font-size:44px;line-height:1.15;letter-spacing:-1.8px}
p{color:var(--muted)}
button{transition:background .14s,color .14s,border-color .14s;box-shadow:none}
button:active:not(:disabled){transform:none}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ba502d;outline-offset:3px}
input:focus,textarea:focus,select:focus{outline:3px solid #3270a7;outline-offset:2px}
.button{border:1px solid transparent;background:var(--ink);color:#fffefa;border-radius:9px;font-size:14px;font-weight:650;letter-spacing:0;min-height:47px;padding:11px 17px;box-shadow:none}
.button:hover:not(:disabled){background:#315364;filter:none;box-shadow:none}
.button.secondary{background:#fffefa;border-color:#bac7ca;color:var(--ink)}
.button.secondary:hover:not(:disabled){background:#eef2ef;border-color:#8fa5ae}
.button.lime{background:var(--ink);color:#fff;box-shadow:none}
.button.danger{background:#a7322d;color:#fff}
.button.start-button{background:#f6d383;color:#283c45;border-color:#f6d383;font-size:15px;min-height:49px}
.button.start-button:hover:not(:disabled){background:#ffdf97}
.link-btn{color:#285d98;font-weight:650}
.small-label,.eyebrow{font-size:10px;line-height:1.4;letter-spacing:1.7px;font-weight:700;color:#60727b;text-transform:uppercase}
.studio-shell{min-height:100dvh}
.studio-header{max-width:1260px;margin:0 auto;display:flex;align-items:center;gap:28px;padding:17px 32px;border-bottom:1px solid var(--line);min-height:89px}
.studio-header .brand{min-height:44px;gap:10px;flex-shrink:0;align-items:center}
.studio-header .brand img{width:37px;height:37px;border-radius:9px}
.studio-header .brand>span{display:flex;align-items:baseline;gap:8px}
.studio-header .brand b{font-size:35px;font-weight:760;letter-spacing:-2px;line-height:1}
.studio-header .brand small{font-size:9px;letter-spacing:1.6px;margin:0;color:#5a707b;font-weight:700}
.brand-stop{color:#b04a2c}
.studio-nav{display:flex;align-items:center;gap:3px;margin:auto}
.studio-nav .nav-item{display:flex;align-items:center;gap:7px;padding:9px 12px;min-height:42px;color:#556873;font-size:13px;background:none;border-radius:6px;box-shadow:none;font-weight:600}
.studio-nav .nav-item .icon{width:17px;height:17px}
.studio-nav .nav-item.active{background:#e6edf1;color:#214f70;box-shadow:none}
.studio-nav .nav-item:hover{background:#edf0eb}
.studio-account{display:flex;align-items:center;gap:4px;flex-shrink:0}
.studio-account .icon-btn{width:38px;min-width:38px;height:40px;min-height:40px;color:#49616c;padding:8px;border-radius:8px}
.studio-account .icon-btn .icon{width:19px;height:19px}
.profile-btn{display:flex;align-items:center;gap:8px;border:1px solid #cfdad9;background:#fffefa;border-radius:9px;padding:5px 10px 5px 6px;font-size:12px;color:#334c59;max-width:155px;min-height:40px}
.profile-btn>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.learner-mark{width:28px;height:28px;border-radius:6px;color:#28475c;display:inline-grid;place-items:center;font-size:13px;font-weight:750;flex-shrink:0}
.studio-main{max-width:1130px;margin:0 auto;padding:31px 32px 18px}
.studio-main>main{outline:none}
.studio-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid #dbe0d9;margin-top:35px;padding:18px 0 4px;color:#6b7a80;font-size:11px}
.studio-footer small{font-size:10px;color:#849096;margin-left:9px}
.studio-footer .link-btn{font-size:11px;color:#526875;min-height:37px}
.studio-footer .icon{width:16px;height:16px}
.studio-intro{display:block;margin:0 0 25px}
.studio-intro h1{font-size:43px;font-weight:720;letter-spacing:-1.7px;margin:8px 0 10px}
.studio-intro p{font-size:15px;color:#5b6d77;line-height:1.6}
.start-layout{display:grid;grid-template-columns:1.14fr 1fr;gap:22px}
.practice-start{background:#23485f;color:#fffefa;border-radius:15px;overflow:hidden;position:relative;padding:27px 30px 30px;display:flex;flex-direction:column;min-height:334px;border:1px solid #23485f}
.practice-topline{display:flex;align-items:center;justify-content:space-between;gap:15px}
.practice-topline .small-label{color:#c2d2d9;font-size:10px;letter-spacing:1.6px}
.practice-count{padding:4px 9px;border:1px solid #ffffff35;border-radius:5px;font-size:10px;color:#dce7e8;white-space:nowrap}
.practice-copy{margin-top:20px}
.practice-copy h2{font-size:38px;line-height:1.1;letter-spacing:-1.3px;font-weight:680;color:#fff9e8}
.practice-copy p{font-size:13px;line-height:1.7;color:#d9e3e6;max-width:340px;margin-top:14px}
.practice-start-actions{display:flex;align-items:center;gap:19px;margin-top:22px;flex-wrap:wrap}
.practice-start-actions>span{font-size:11px;color:#d4e0e5;display:flex;align-items:center;gap:6px}
.practice-start-actions>span .icon{width:14px;height:14px}
.practice-rule{position:absolute;bottom:0;left:0;right:0;height:5px;display:flex;gap:3px}
.practice-rule i{flex:1;background:#698598}
.practice-rule i:nth-child(2){background:#9bb2b5}.practice-rule i:nth-child(3){background:#e2bc70}.practice-rule i:nth-child(4){background:#d99165}.practice-rule i:nth-child(5){background:#b9c7b1}.practice-rule i:nth-child(6){background:#527894}
.home-model{border:1px solid #d4ddda;background:#fffefa;border-radius:15px;padding:25px 28px;display:flex;flex-direction:column;justify-content:space-between;min-width:0}
.sample-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:17px}
.sample-topic{font-size:11px;color:#607785}
.home-model h3{font-size:23px;letter-spacing:-.7px;line-height:1.2;font-weight:650}
.fraction-touch{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));height:67px;margin:22px 0 20px;border:1px solid #6586a4;border-radius:4px;overflow:hidden;gap:0;background:#fffefa}
.fraction-touch button{border:0;border-right:1px solid #91adc7;background:#f4f6f4;min-height:60px;border-radius:0;position:relative;touch-action:manipulation}
.fraction-touch button:last-child{border-right:0}
.fraction-touch button.shaded{background:#2e639a}
.fraction-touch button:hover{background:#e0e9f0}
.fraction-touch button.shaded:hover{background:#3c73ac}
.fraction-touch button:focus-visible{outline-offset:-5px;outline-color:#f2cc75}
.same-amount{display:flex;align-items:center;justify-content:space-between;gap:8px}
.same-amount>span{display:flex;flex-direction:column;align-items:center;gap:7px;flex:1}
.same-amount b{font-size:28px;font-weight:600;letter-spacing:-.7px;line-height:1.4;color:#234f76;font-variant-numeric:tabular-nums}
.same-amount small{font-size:10px;color:#657783;letter-spacing:.15px}
.same-amount i{font-size:20px;font-style:normal;color:#83929a;padding-bottom:18px}
.same-amount b.sample-fraction{display:flex;flex-direction:column;align-items:center;line-height:1.05;font-size:21px;min-width:28px;letter-spacing:0}
.sample-fraction>span:first-child{border-bottom:1.5px solid currentColor;display:block;padding:0 4px 3px;width:100%;text-align:center}
.sample-fraction>span:last-child{padding-top:3px}
.home-model p.model-instruction{margin-top:18px;font-size:11px;color:#687985;line-height:1.5;text-align:center}
.section-top{margin:29px 0 15px;gap:15px}
.section-top h2{font-size:21px;line-height:1.3;letter-spacing:-.5px}
.practice-routes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.route-card{border:1px solid var(--line);border-radius:12px;background:#fffefa;min-width:0;text-align:left;padding:22px 20px;position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:16px;min-height:203px}
.route-card:hover{border-color:#8cabb7;background:#fffef9}
.route-symbol{width:37px;height:37px;border-radius:7px;display:grid;place-items:center;background:#e5edf5;color:#326593}
.route-symbol .icon{width:21px;height:21px;stroke-width:1.6}
.tone-orange .route-symbol{background:#f5e6dc;color:#a64a2b}.tone-green .route-symbol{background:#e4ede1;color:#4f704b}
.route-copy{display:block;min-width:0;padding-right:8px}
.route-copy h3{font-size:19px;letter-spacing:-.4px;margin:0 0 8px}
.route-copy b{font-size:12px;line-height:1.5;color:#465f6e;font-weight:600;display:block;margin-bottom:4px}
.route-copy small{font-size:11px;color:#63737a;line-height:1.6;display:block;max-width:230px}
.route-arrow{position:absolute;right:17px;top:28px;color:#697f8d}
.route-arrow .icon{width:17px;height:17px}
.home-record{display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:12px;color:#677a83;border-top:1px solid #d9dfd9;padding:17px 0 0;margin-top:24px}
.home-record>span{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.home-record .icon{width:17px;height:17px;color:#59765e}
.home-record i{font-style:normal;padding:0 5px;color:#9ca7a8}
.home-record b{color:#354f5e;font-weight:650}
.home-record .link-btn{font-size:12px;white-space:nowrap}
.home-record .link-btn .icon{color:#285d98;width:16px;height:16px}
.page-intro{margin:4px 0 25px}
.page-intro h1{font-size:39px;line-height:1.15;margin:9px 0 13px;letter-spacing:-1.5px}
.page-intro p{font-size:15px;line-height:1.7;max-width:720px;color:#596c77}
.page-intro .tile-icon{width:45px;height:45px;margin-bottom:17px;border-radius:9px}
.search{background:#fffefa;border-color:#bacbd0;border-radius:9px;min-height:51px;margin-bottom:23px;max-width:570px}
.search input{font-size:15px;min-height:42px;color:#294250;background:none}
.topic-grid{gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}
.topic-card{padding:22px 20px;border-color:#d6dedb;border-radius:11px;background:#fffefa;box-shadow:none;gap:16px}
.topic-card h3{font-size:17px;margin:0 0 7px;letter-spacing:-.3px}
.topic-card p{font-size:12px;line-height:1.55}
.topic-card .tile-icon{width:42px;height:49px;border-radius:8px;flex-shrink:0}
.topic-card .tile-icon .icon{width:23px;height:23px}
.topic-card .arrow{color:#7b8e96}
.topic-card:hover,.skill-row:hover{background:#f1f4ee;border-color:#9fb5bd}
.skill-list{gap:9px}
.skill-row{background:#fffefa;border-color:#d3dedc;box-shadow:none;border-radius:10px;padding:18px 20px;gap:17px}
.skill-row h3{font-size:16px;letter-spacing:-.25px}
.skill-row p{font-size:12px;line-height:1.6;margin-top:5px}
.skill-number{font-size:13px;color:#69828d;background:none;min-width:20px;width:auto;height:auto}
.small-dots{display:none}.row-action>.icon{width:18px;height:18px;color:#6e8792}
.model-strip{margin:25px 0 0;display:flex;align-items:center;gap:17px;background:#ecefe7;border:1px solid #d7dfd0;border-radius:12px;padding:20px 22px}
.model-strip-icon{width:45px;height:45px;background:#fffefa;border:1px solid #d1dccc;border-radius:8px;display:grid;place-items:center;color:#597357;flex-shrink:0}
.model-strip h3{font-size:17px;margin-bottom:5px}.model-strip p{font-size:12px;line-height:1.65}.model-strip .button{margin-left:auto;white-space:nowrap;font-size:12px;flex-shrink:0}
.reasoning-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.reasoning-card{border:1px solid #cfd9d7;background:#fffefa;border-radius:12px;padding:21px;text-align:left;display:flex;flex-direction:column;min-width:0}
.reasoning-card:hover,.lab-menu-card:hover{border-color:#7e9dab;background:#fffef9}
.reasoning-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}
.reasoning-card-top>span:last-child{font-size:10px;color:#75878e}.reasoning-card-top .small-label{font-size:9px;letter-spacing:1.3px}
.reasoning-card h3{font-size:21px;line-height:1.2;letter-spacing:-.6px;margin-bottom:10px}
.reasoning-card p{font-size:12px;line-height:1.65;min-height:58px;margin-bottom:19px}
.reasoning-card-model{height:126px;border-radius:5px;overflow:hidden;margin-top:auto;display:flex;align-items:center;justify-content:center}
.reasoning-sketch{width:100%;height:100%;display:block;max-height:none}
.card-next{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;font-size:12px;font-weight:650;color:#385d73}
.card-next .icon{width:17px;height:17px}
.task-list{margin:18px 0;gap:7px}.task-list li{border-radius:7px;background:#eff3f4;font-size:15px;padding:13px}.task-list li span{color:#648093}
.brief-note{color:#637882!important}
.lab-menu-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.lab-menu-card{background:#fffefa;border:1px solid #d1dcda;border-radius:12px;text-align:left;padding:23px}
.lab-menu-visual{height:150px;background:#eaf0ed;margin-bottom:22px;border-radius:5px}
.lab-menu-card h3{font-size:23px;margin:7px 0 10px}
.lab-menu-card p{font-size:13px;line-height:1.65}
.paper-card{padding:24px;border-radius:12px;box-shadow:none;background:#fffefa;border-color:#d0dcda;gap:23px}
.paper-card .paper-num{height:69px;width:56px;border-radius:5px;background:#e7eef0;color:#365e74;font-size:31px;border:1px solid #cbd8dc;font-weight:600}
.paper-card h3{font-size:23px;font-weight:650}.paper-card p{font-size:13px;line-height:1.65;color:#617783}
.paper-card .button{font-size:12px;margin-left:auto}
.info-box{background:#ecefe8;border:1px solid #d6dfd0;border-radius:11px;padding:22px;color:#4d6555}
.info-box p{font-size:13px;line-height:1.75;color:#526955}
.practice-stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid #cfdbd7;background:#fffefa;border-radius:12px;padding:25px 16px}
.practice-stat-grid>div{text-align:center;padding:0 17px;border-right:1px solid #dde4de}
.practice-stat-grid>div:last-child{border:0}
.practice-stat-grid b{display:block;font-size:42px;line-height:1.2;font-weight:600;color:#244f6c;letter-spacing:-1px}
.practice-stat-grid span{display:block;font-size:12px;line-height:1.6;color:#637780;margin-top:7px}
.topic-records{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.topic-record{display:flex;align-items:center;gap:16px;background:#fffefa;border:1px solid #d3dcd8;border-radius:10px;padding:18px;text-align:left;min-width:0}
.record-symbol{width:31px;display:grid;place-items:center;color:#637c8b;flex-shrink:0}
.record-symbol .icon{width:24px;height:24px}
.record-copy{flex:1;min-width:0}
.record-copy strong{font-size:15px;display:block;font-weight:650}
.record-copy small{font-size:10px;color:#758890;display:block;margin-top:5px}
.record-track{display:block;height:4px;border-radius:2px;overflow:hidden;background:#e4eae5;margin:10px 0 0;max-width:245px}
.record-track i{display:block;height:100%;background:#5a8298}
.topic-record>.icon{width:16px;height:16px;color:#738c95}
.progress-empty{padding:26px 0;display:flex;align-items:center;gap:20px;justify-content:space-between}.progress-empty p{font-size:14px}
.practice-finish{padding:32px 30px 36px;background:#fffefa;border:1px solid #d0ddd6;border-radius:14px;position:relative;text-align:center;max-width:830px;margin:auto}
.finish-check{display:grid;place-items:center;width:48px;height:48px;border-radius:11px;background:#e4eddf;color:#4b7753;margin:0 auto 17px}
.finish-check .icon{width:27px;height:27px}
.practice-finish h1{font-size:39px;line-height:1.15;margin:15px 0;color:#294b5e;letter-spacing:-1.3px}
.practice-finish>p{font-size:14px}
.finish-strip{display:flex;align-items:center;justify-content:center;gap:9px;margin:26px 0 21px}
.finish-strip>span{width:43px;height:43px;border:1px solid #bdceba;background:#e9f0e2;border-radius:7px;display:grid;place-items:center;color:#527849}
.finish-strip .icon{width:21px;height:21px}
.result-stats{margin:24px 0;gap:40px}.result-stats b{color:#294b5e;font-size:29px;font-weight:600}.result-stats span{font-size:12px;max-width:175px;display:block}
.result-hero{background:#edf1eb;border:1px solid #d0dace;border-radius:12px;padding:27px}
.summary-actions{gap:10px;margin-top:24px}
.review-row{background:#fffefa;border-radius:10px;border-color:#d4dedb;padding:19px}.review-row h3{font-size:17px}.review-row p{font-size:13px}.review-row details{font-size:14px}.review-row .badge{white-space:nowrap}
.teacher-card{background:#fffefa;border-radius:11px;border-color:#d1dad7;box-shadow:none}.teacher-card h3{font-size:19px}.teacher-table th{background:#e8eeea}.badge{background:#e7eef0;color:#335a70;border-radius:5px;padding:5px 8px;font-size:11px}
.profile-choice{background:#fafbf5;border:1px solid #d0dcd7;border-radius:10px;padding:17px 10px}
.profile-choice.selected{border:2px solid #446e8a;background:#e9eff1}
.profile-choice .learner-mark{width:36px;height:36px;font-size:17px;margin:0 auto 10px;display:grid}
.profile-choice span:last-child{font-size:13px;font-weight:600}
.profile-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
select,.text-input{border-color:#aebfc4;border-radius:8px;background:#fffefa}
.setting-row{border-color:#d5dfdc}.setting-row small{color:#637780}.toggle{background:#a7b7b6}.toggle[aria-checked=true]{background:#356d8e}

/* A single, stable learning sheet. Maths takes the space. */
body.learning{background:#f2f3ec}
.player{max-width:1320px;padding-left:27px;padding-right:27px}
.player-session-title{color:#5e747f}.exit-practice{color:#4e6571;font-size:12px}
.player .progress-track{background:#dce3dc;height:4px}
.player .progress-track>div{background:#598296}
.screen-control{background:#fffefa;border-color:#c4d3d4;border-radius:7px;color:#35556b;font-size:11px}
.player-heading{color:#5d747e;font-size:12px}.question-count{color:#3f606f;font-size:12px}
.question-count span{color:#75858a}
.question-layout{gap:0;background:#fffefa;border:1px solid #cbd8d5;border-radius:15px;overflow:hidden}
.question-card{border:0;border-radius:0;box-shadow:none;background:transparent;padding:28px}
.question-card h1{color:#233d4e;line-height:1.35;font-size:clamp(25px,2.4vw,34px);font-weight:650;letter-spacing:-.65px}
.question-expression{background:#edf2f1;border:1px solid #dbe4e0;border-radius:7px;color:#2b5472;padding:17px 20px;font-size:clamp(35px,4.5vw,56px);font-weight:600}
.question-visual{background-color:#fafbf7;background-image:radial-gradient(#d9e1dc .8px,transparent .8px);background-size:18px 18px;border:1px solid #e0e6df;border-radius:8px;padding:8px 14px 12px;margin-top:20px}
.visual-label{color:#6c838d;font-size:9px;letter-spacing:.7px}.visual-label .link-btn{color:#346185;font-size:11px;background:#fafbf7;border-radius:5px}
.answer-panel{border:0;border-left:1px solid #d8e0db;border-radius:0;box-shadow:none;background:#f9faf5;padding:25px}
.answer-panel h2{font-size:17px;letter-spacing:-.25px;color:#344f5f;font-weight:650}
.answer-input{background:#fff;border:1.5px solid #9bb2bf;border-radius:7px;color:#214762;font-size:27px}
.answer-input::placeholder{color:#7f949d;font-size:16px}
.pad-toggle{background:#eaf0ed;border:1px solid #d6e0db;border-radius:6px;color:#5d7b8d}
.answer-action .button.full{background:#b54b2b;color:#fff;border-radius:8px;letter-spacing:0}
.answer-action .button.full:hover{background:#9f4024}.answer-action .button.success-action{background:#436d50}
.answer-action>.link-btn{color:#436b7d;font-size:12px}
.choice{background:#fffefa;border:1.5px solid #becfd3;border-radius:7px;font-size:16px;color:#304c5c}
.choice.selected{background:#e4edf3;border-color:#447aa3;box-shadow:none}
.choice.selected .choice-dot{border-color:#447aa3;background:#fff}
.choice .choice-dot{border-color:#90a8b7}
.your-first-answer{background:#e7eeed;border-radius:6px;color:#425f6f;font-size:13px}
.order-preview{background:#edf2ed;border-color:#a9c0c2;border-radius:7px;color:#385e70}
.pair-inputs label{color:#537181}
.feedback{background:#eaf2e4;border-color:#c3d7b9;border-radius:7px;padding:13px}
.feedback strong{color:#3a5f42;font-weight:650}.feedback p{color:#49674f}
.feedback.retry{background:#faf0df;border-color:#e2cbab}.feedback.retry strong,.feedback.retry p{color:#775b39}
.answer-confirmed{background:#e7efdf;color:#3b6142;border-radius:7px;padding:15px}
.answer-done .answer-confirmed>.icon{animation:none}.answer-confirmed strong{font-weight:600}
.player-tools button{color:#476676;font-size:12px;border-radius:5px}.player-tools button:hover{background:#e4ebe3}.player-tools button[aria-pressed=true]{background:#f4e5c6;color:#785c31}
.player-tools .icon{stroke-width:1.7}
.model-invite{color:#53798e}.model-invite>.icon:first-child{background:#e7efef;border-radius:7px}.model-invite small{color:#73858d}
.paper-clock{background:#e4ebe9;border-radius:5px;color:#466474}
.paper-nav button{background:#f5f6ef;border:1px solid #bacbce;border-radius:6px;color:#3c5f72}.paper-nav button.current{background:#315f7c;color:white}.paper-nav button.answered{box-shadow:inset 0 -4px #719872}
.lab-layout .question-card{border:1px solid #cfdad6;border-radius:12px;background:#fffefa}.lab-layout .answer-panel{border:1px solid #cfdad6;border-radius:12px;background:#fffefa}.lab-layout .model{background:#f9faf5;border-color:#d8e2dc;border-radius:7px}
.lab-stats{gap:12px}.lab-stat b{color:#315c75;font-size:24px;font-weight:600}.lab-stat span{font-size:11px;color:#697f89}.lab-stepper button{background:#e5eee9;color:#315f70;border-color:#bbcfc7;border-radius:7px}.lab-stepper output{color:#244b60}.lab-control{border-color:#dbe2dc}.pill{background:#eef1e8;border:1px solid #ccd9cd;border-radius:7px}.pill.selected{background:#365e75;color:white}
dialog{background:#fffefa;border-color:#c1d1d2;border-radius:14px;box-shadow:0 18px 70px #14364a40;padding:25px}
dialog::backdrop{background:#1c394c66;backdrop-filter:blur(3px)}
.dialog-heading h2{color:#294a5e;font-size:24px;font-weight:650;letter-spacing:-.7px}
.dialog-heading .icon-btn{border-radius:7px;background:#eef1eb;color:#426679}
.dialog-body p{color:#5c7380}
.help-menu>button{border:1px solid #d0dddd;background:#f7f8f2;border-radius:8px;padding:18px 15px}
.help-menu b{color:#325469}.help-menu small{color:#647e8a}.help-menu>button>.icon:first-child{color:#547e97}.help-menu>button>.icon:last-child{color:#82969e}
.support-question{background:#ebf0ed;border-radius:8px;border-left:3px solid #789da6;padding:14px 16px}
.support-question>span{color:#64808c}.support-question p{color:#426071}
.step-progress{color:#647d87}.step-progress i{background:#dce6df}.step-progress i.active{background:#5f8797}
.step-instruction{color:#25495f;font-weight:650}
.step-expression{color:#346b91;font-weight:600}
.step-answer input{border-color:#9bb3bf;background:#fff;border-radius:7px}.step-answer .button{background:#ae472b;border-radius:7px}
.step-result{background:#eaf1e1;color:#4b7150;border-radius:8px;font-weight:600}
.step-feedback{color:#3c677d}.step-complete{background:#e6efdc;color:#47734d;border-radius:10px}
.hint-box{border:1px solid #e1cea9;border-left:3px solid #c39649;background:#faf1dc;border-radius:0 7px 7px 0;padding:17px}.hint-box p{color:#705a33}
.guide-model-link{color:#3d6d8a}
.workings,.scratch textarea{background:#fff;border-color:#aebfc4;border-radius:7px;font-size:16px}.scratch canvas{border-color:#c6d4d7;border-radius:7px;background-color:#fffefb;background-image:radial-gradient(#d2ddd8 1px,transparent 1px)}
.working-dialog .working-question{background:#edf2ee;border-radius:7px}
.keypad button{background:#e9f0ed;border-color:#c2d2d0;border-radius:7px;color:#3c6379}.keypad button:hover{background:#dce9e4}
.model{border-radius:9px;border-color:#d1ded7;background:#f8faf4}.model figcaption{color:#5d7b86}
.model-table thead th{background:#e7eee8;color:#365768}.model-table td,.model-table th{border-color:#d1ded7}
dialog.model-viewer{background:#f4f5ee}.viewer-head h2{color:#31566b}.viewer-head .eyebrow{color:#6c8790}.viewer-viewport{background-color:#fffefa;background-image:radial-gradient(#d6e0d8 1px,transparent 1px);border-color:#c5d5d2;border-radius:8px}
.viewer-controls button{border-color:#acc3cd;background:#fffefa;border-radius:6px;color:#356483}.viewer-controls output{color:#456e82}.viewer-description{background:#e8efe9;border-radius:7px;color:#466c7b}.viewer-description>div{color:#436674}.viewer-tip{color:#71868f}
#toast{background:#294b60;color:white;border-radius:8px;box-shadow:0 4px 15px #294b6020}
.focus-mode .studio-nav,.focus-mode .studio-account{display:none}.focus-mode .studio-header{min-height:65px;padding-top:10px;padding-bottom:10px}.focus-mode .studio-main{max-width:1100px}.focus-mode .studio-shell{padding-bottom:0}
.high-contrast{--ink:#122d3d;--muted:#294757;--line:#728b94}.high-contrast .topic-card,.high-contrast .route-card,.high-contrast .reasoning-card,.high-contrast .question-layout,.high-contrast .answer-input,.high-contrast .choice{border-color:#587888}.high-contrast .player-tools button{color:#214e68}.high-contrast p{color:#2c4a5b}.high-contrast .practice-copy p{color:#fffefa}
.large-text .studio-intro p,.large-text .page-intro p{font-size:19px}.large-text .route-copy h3{font-size:22px}.large-text .route-copy b,.large-text .route-copy small{font-size:15px}.large-text .model-instruction{font-size:14px}.large-text .question-card h1{font-size:34px}.large-text .choice{font-size:20px}

@media(max-width:1100px){.studio-header{padding:15px 25px;gap:16px}.studio-nav{gap:1px}.studio-nav .nav-item{padding:9px 9px;font-size:12px}.studio-nav .nav-item .icon{display:none}.studio-account .studio-screen{display:flex}.studio-main{padding:28px 27px 18px}.practice-copy h2{font-size:35px}.start-layout{gap:18px}.home-model{padding:24px}.reasoning-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reasoning-card p{min-height:40px}.reasoning-card-model{height:140px}}
@media(max-width:820px){.studio-header{padding:13px 22px;gap:14px;min-height:72px}.studio-nav .nav-item{padding:8px;font-size:12px}.studio-header .brand small{display:none}.studio-header .brand b{font-size:31px}.studio-header .brand img{width:33px;height:33px}.profile-btn{font-size:0;max-width:42px;min-width:39px;padding:4px}.profile-btn .learner-mark{font-size:13px}.studio-account .icon-btn{width:35px;min-width:35px;padding:7px}.studio-main{padding:27px 23px 18px}.studio-intro h1{font-size:38px}.practice-start{padding:24px;min-height:335px}.practice-copy h2{font-size:34px}.practice-copy p{font-size:13px}.practice-start-actions{gap:11px}.practice-start-actions>span{font-size:10px}.home-model{padding:24px 21px}.home-model h3{font-size:21px}.same-amount b{font-size:25px}.same-amount small{font-size:9px}.route-card{padding:18px;min-height:215px}.route-copy h3{font-size:18px}.route-copy small{font-size:11px}.route-arrow{right:13px;top:23px}.model-strip{flex-wrap:wrap}.model-strip .button{margin-left:62px}.player{padding-left:17px;padding-right:17px}.question-card{padding:20px}.answer-panel{padding:19px}}
@media(max-width:650px){
 .studio-shell{padding-bottom:78px}.studio-header{padding:13px 18px;min-height:68px;gap:10px}.studio-header .brand{gap:9px}.studio-header .brand img{width:33px;height:33px}.studio-header .brand b{font-size:32px}.studio-header .brand small{display:block;font-size:8px;letter-spacing:1.3px}.studio-header .brand>span{gap:7px}.studio-account{margin-left:auto;gap:4px}.studio-account .studio-screen{display:flex}.studio-account .icon-btn{width:34px;min-width:34px;min-height:36px;height:36px;padding:7px}.studio-account .icon-btn .icon{width:18px;height:18px}.profile-btn{border-radius:7px;min-height:37px;min-width:36px;width:36px;padding:3px}.profile-btn .learner-mark{width:28px;height:28px;font-size:13px}.profile-btn>span:last-child{display:none}
 .studio-nav{position:fixed;left:0;right:0;bottom:0;z-index:20;border-top:1px solid #c6d4d4;background:#fffefbf5;backdrop-filter:blur(8px);display:flex;align-items:stretch;justify-content:space-around;margin:0;padding:6px 8px max(8px,env(safe-area-inset-bottom));gap:0}
 .studio-nav .nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;min-width:0;min-height:49px;padding:5px 3px;gap:4px;font-size:10px;font-weight:600;border-radius:6px}
 .studio-nav .nav-item .icon{display:block;width:19px;height:19px;stroke-width:1.65}.studio-nav .nav-item.active{background:#e7eef0;color:#285978;box-shadow:inset 0 -2px #477b9f}
 .studio-main{padding:23px 18px 17px}.studio-main>main:has(.studio-intro){display:flex;flex-direction:column}.studio-intro{order:0;margin:0 0 21px}.studio-intro h1{font-size:33px;line-height:1.15;letter-spacing:-1.3px;margin:8px 0 10px}.studio-intro p{font-size:13px;max-width:295px;line-height:1.7}.small-label{font-size:9px;letter-spacing:1.5px}
 .start-layout{display:contents}.practice-start{order:1;padding:21px 22px 24px;min-height:0;border-radius:12px}.practice-topline .small-label{font-size:9px;letter-spacing:1.4px}.practice-count{font-size:10px;padding:3px 8px}.practice-copy{margin-top:17px}.practice-copy h2{font-size:31px;line-height:1.1;letter-spacing:-1.05px}.practice-copy p{font-size:12px;line-height:1.65;margin-top:12px;max-width:270px}.practice-start-actions{gap:14px;margin-top:19px}.button.start-button{min-height:47px;font-size:14px;padding:11px 14px}.practice-start-actions>span{font-size:10px;gap:4px}.practice-start-actions>span .icon{width:12px;height:12px}.practice-rule{height:4px;gap:2px}
 .studio-main>main:has(.studio-intro)>.section-top{order:2;margin:24px 0 13px}.section-top h2{font-size:20px}.practice-routes{order:3;display:flex;flex-direction:column;gap:9px}.route-card{display:flex;flex-direction:row;align-items:center;padding:15px;gap:13px;border-radius:10px;min-height:91px}.route-symbol{width:36px;height:43px;flex-shrink:0;border-radius:6px}.route-symbol .icon{width:21px;height:21px}.route-copy{padding-right:13px}.route-copy h3{font-size:16px;margin-bottom:3px;letter-spacing:-.3px}.route-copy b{font-size:11px;line-height:1.45;margin:0 0 2px;font-weight:600}.route-copy small{font-size:10px;line-height:1.5;max-width:235px}.route-arrow{position:static;margin-left:auto;flex-shrink:0}.route-arrow .icon{width:16px;height:16px}
 .home-model{order:4;border-radius:11px;padding:21px 23px;margin-top:24px}.home-model h3{font-size:24px;line-height:1.15}.sample-heading{margin-bottom:13px}.sample-topic{font-size:10px}.fraction-touch{height:65px;margin:21px 0 20px}.same-amount b{font-size:26px}.same-amount small{font-size:10px}.home-model p.model-instruction{font-size:11px;margin-top:19px}
 .home-record{order:5;display:block;font-size:11px;padding-top:17px;margin-top:22px}.home-record .link-btn{margin-top:7px;min-height:37px;font-size:11px}.home-record>span{gap:5px}.home-record i{padding:0 3px}.home-record .icon{width:15px;height:15px}.studio-footer{margin-top:22px;padding-top:16px;gap:9px;font-size:10px}.studio-footer small{font-size:9px;margin-left:6px}.studio-footer .link-btn{font-size:10px}.studio-footer .icon{width:15px;height:15px}
 .page-intro{margin:0 0 24px}.page-intro h1{font-size:33px;letter-spacing:-1.15px;line-height:1.15;margin:8px 0 13px}.page-intro p{font-size:13px;line-height:1.75}.search{margin-bottom:19px;min-height:49px;border-radius:8px}.search input{font-size:14px}.topic-grid{grid-template-columns:1fr;gap:9px}.topic-card{padding:17px 16px;gap:14px;border-radius:9px}.topic-card h3{font-size:16px;margin-bottom:5px}.topic-card p{font-size:11px;line-height:1.6}.topic-card .tile-icon{width:37px;height:44px;border-radius:6px}.topic-card .tile-icon .icon{width:21px;height:21px}.skill-row{padding:16px 15px;gap:13px;border-radius:8px}.skill-row h3{font-size:15px}.skill-row p{font-size:11px}.skill-number{font-size:12px}.row-action>.icon{width:16px;height:16px}.section-top{margin:25px 0 14px}
 .model-strip{padding:18px;gap:12px;border-radius:10px;display:grid;grid-template-columns:35px 1fr}.model-strip h3{font-size:16px}.model-strip p{font-size:11px;line-height:1.6}.model-strip-icon{width:35px;height:39px}.model-strip-icon .icon{width:21px;height:21px}.model-strip .button{grid-column:2;margin:0;justify-self:start;font-size:11px;min-height:41px;padding:9px 12px}
 .reasoning-grid{grid-template-columns:1fr;gap:14px}.reasoning-card{padding:20px;border-radius:10px}.reasoning-card h3{font-size:23px;margin-bottom:10px}.reasoning-card p{font-size:13px;line-height:1.6;min-height:0;margin-bottom:17px}.reasoning-card-top{margin-bottom:13px}.reasoning-card-top .small-label{font-size:9px}.reasoning-card-top>span:last-child{font-size:10px}.reasoning-card-model{height:135px}.card-next{font-size:12px;margin-top:15px}.lab-menu-grid{grid-template-columns:1fr;gap:14px}.lab-menu-card{padding:20px;border-radius:10px}.lab-menu-visual{height:140px;margin-bottom:20px}.lab-menu-card h3{font-size:23px}.lab-menu-card p{font-size:12px}.lab-layout .question-card{padding:18px}.lab-layout .answer-panel{padding:19px;margin-top:16px}.lab-layout .answer-panel h2{font-size:19px}
 .paper-card{padding:19px;gap:16px;border-radius:10px;grid-template-columns:46px 1fr}.paper-card .paper-num{height:56px;width:46px;font-size:27px}.paper-card h3{font-size:20px}.paper-card p{font-size:11px;line-height:1.6}.paper-card .button{margin-left:0;font-size:12px;min-height:42px}.info-box{padding:18px;border-radius:9px}.info-box p{font-size:12px;line-height:1.7}
 .practice-stat-grid{padding:20px 4px;border-radius:10px}.practice-stat-grid>div{padding:0 9px}.practice-stat-grid b{font-size:31px}.practice-stat-grid span{font-size:10px;line-height:1.5;margin-top:6px}.topic-records{grid-template-columns:1fr;gap:8px}.topic-record{padding:16px 15px;gap:12px;border-radius:8px}.record-copy strong{font-size:14px}.record-copy small{font-size:10px}.record-symbol{width:26px}.record-symbol .icon{width:22px;height:22px}.progress-empty{display:block;padding:21px 0 0}.progress-empty .button{margin-top:15px;font-size:13px}.practice-finish{padding:27px 21px 28px;border-radius:11px}.practice-finish h1{font-size:31px;letter-spacing:-1px}.practice-finish>p{font-size:13px}.finish-check{width:43px;height:43px;border-radius:8px}.finish-strip{gap:6px;margin:23px 0 18px}.finish-strip>span{width:35px;height:35px;border-radius:5px}.finish-strip .icon{width:18px;height:18px}.practice-finish .result-stats{gap:25px;margin:20px 0}.result-stats b{font-size:25px}.result-stats span{font-size:11px;max-width:128px}.summary-actions{margin-top:20px}.summary-actions .button{font-size:12px;min-height:43px;padding:10px 13px}.review-row{padding:17px;border-radius:9px}.review-row h3{font-size:16px}.review-row p{font-size:12px}
 .player{padding-left:12px;padding-right:12px}.player-heading{font-size:11px}.question-layout{border-radius:12px;gap:0}.question-card{padding:20px 18px;border-radius:0;min-height:90px}.question-card h1{font-size:25px;line-height:1.3;letter-spacing:-.55px}.question-expression{font-size:35px;padding:12px 14px;margin:17px 0 0;border-radius:6px}.question-visual{margin-top:16px;border-radius:6px;padding:5px 9px 9px;min-height:140px;background-size:16px 16px}.visual-label{font-size:8px}.visual-label .link-btn{font-size:10px}.answer-panel{border-left:0;border-top:1px solid #d5dfd8;padding:15px 14px;border-radius:0;box-shadow:none;max-height:53%;margin:0}.answer-panel h2{font-size:14px;margin-bottom:9px}.answer-input{height:51px;font-size:25px;border-radius:6px}.answer-input::placeholder{font-size:15px}.pad-toggle{border-radius:6px}.answer-action .button.full{font-size:13px;min-height:47px;border-radius:6px;padding:10px 12px}.number-answer:not(.answer-done){grid-template-columns:minmax(0,1fr) 121px;gap:10px}.number-answer:not(.answer-done) .answer-action .button{font-size:13px}.choice{border-radius:6px}.answer-panel .choice{font-size:14px;min-height:45px;padding:10px 11px}.answer-panel .workings{font-size:16px}.input-help{font-size:10px}.answer-panel label{font-size:12px}.answer-done .answer-action .button{font-size:12px}.answer-done .answer-action .link-btn{font-size:11px}.answer-confirmed{padding:12px;border-radius:6px}.answer-confirmed strong{font-size:24px}.feedback{border-radius:6px}.feedback strong{font-size:14px}.feedback p{font-size:11px}.player-tools button{font-size:11px;padding:6px 5px;gap:6px}.player-tools .icon{width:18px;height:18px}.screen-control{border-radius:6px;font-size:11px}.exit-practice{font-size:12px}
 dialog{border-radius:13px;padding:22px}.dialog-heading h2{font-size:23px}.dialog-heading .icon-btn{border-radius:6px}.dialog-body p{font-size:14px}.dialog-actions .button{font-size:13px}dialog.learning-dialog{background:#fffefa}.learning-dialog .dialog-heading{border-color:#d7e0db}.help-menu>button{border-radius:8px;padding:17px 14px}.help-menu b{font-size:15px}.help-menu small{font-size:12px}.support-question{border-radius:7px;padding:13px 15px}.step-instruction{font-size:25px}.step-expression{font-size:28px}.step-answer input{border-radius:6px}.step-answer .button{border-radius:6px;font-size:14px}.step-result{border-radius:7px;font-size:33px}.hint-box p{font-size:17px}.keypad button{border-radius:6px}.viewer-head h2{font-size:17px}.viewer-controls button{border-radius:5px}.viewer-viewport{border-radius:7px}.viewer-description{border-radius:6px}.viewer-tip{font-size:10px}.profile-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .large-text .studio-intro h1{font-size:37px}.large-text .studio-intro p,.large-text .page-intro p{font-size:17px}.large-text .route-copy h3{font-size:19px}.large-text .route-copy b,.large-text .route-copy small{font-size:13px}.large-text .question-card h1{font-size:30px}.large-text .choice{font-size:18px}.large-text .number-answer:not(.answer-done){display:flex}.large-text .input-help{font-size:13px}.focus-mode .studio-nav{display:none}
}
@media(max-width:360px){.studio-header{padding-left:14px;padding-right:14px}.studio-header .brand small{display:none}.studio-header .brand b{font-size:30px}.studio-main{padding-left:14px;padding-right:14px;padding-top:20px}.studio-intro h1{font-size:31px}.practice-start{padding:19px 19px 23px}.practice-copy h2{font-size:29px}.practice-start-actions{gap:10px}.practice-start-actions>span{font-size:9px}.button.start-button{font-size:13px;padding:10px 12px}.route-card{padding:14px 12px;gap:11px}.route-copy h3{font-size:15px}.route-copy small{font-size:10px}.home-model{padding:20px}.same-amount b{font-size:24px}.question-card{padding:17px 15px}.question-card h1{font-size:23px}.answer-panel{padding:13px 11px}.number-answer:not(.answer-done){grid-template-columns:minmax(0,1fr) 104px;gap:7px}.number-answer:not(.answer-done) .answer-action .button{font-size:12px;padding:8px}.player-tools button{font-size:10px}.studio-nav .nav-item{font-size:9px}.page-intro h1{font-size:30px}.support-dialog .dialog-heading h2{font-size:19px}}
@media(max-height:650px){.question-card{padding:16px}.question-card h1{font-size:23px}.question-visual{min-height:115px;margin-top:11px}.answer-panel{padding:12px}.question-expression{font-size:32px;margin:12px 0 0;padding:10px}.step-expression{margin:13px 0 19px}}
.keyboard-open .question-card{padding:12px 15px}.keyboard-open .question-card h1{font-size:20px}.keyboard-open .question-expression{font-size:27px;margin:8px 0;padding:6px 9px}
@media print{.studio-header,.studio-footer,.studio-nav,.home-model,.practice-start-actions{display:none!important}.studio-main{max-width:none;padding:0}.studio-shell{padding:0}.review-row{break-inside:avoid}body{background:white}.question-layout{height:auto;overflow:visible}.answer-panel{border:0}}

/* Route descriptions remain readable at phone sizes. */
.route-copy small{font-size:13px;line-height:1.6;max-width:240px}
@media(max-width:650px){.route-copy small{font-size:12px;line-height:1.5}.route-copy h3{margin-bottom:5px}.route-card{min-height:86px}.large-text .route-copy small{font-size:15px}}

.small-label,.sample-topic,.same-amount small,.home-model p.model-instruction,.home-record,.reasoning-card-top>span:last-child,.record-copy small,.studio-footer,.studio-footer small,.viewer-tip{color:#586f7a}
.high-contrast .small-label,.high-contrast .sample-topic,.high-contrast .same-amount small,.high-contrast .home-model p.model-instruction,.high-contrast .home-record,.high-contrast .reasoning-card-top>span:last-child,.high-contrast .record-copy small,.high-contrast .studio-footer,.high-contrast .studio-footer small,.high-contrast .viewer-tip{color:#244352}
.practice-topline .small-label,.high-contrast .practice-topline .small-label{color:#d6e2e8}
/* Phone chrome and keyboard changes must never leave a stale, shrunken sheet. */
body.learning{height:100dvh;overscroll-behavior:none}
.learning #app,.focus-mode.learning #app{position:fixed;inset:auto 0 auto 0;top:var(--learning-top,0px);height:var(--learning-height,100dvh);overflow:hidden}
.question-read-full{display:none;font-size:11px;min-height:30px;padding:3px 7px;white-space:nowrap}
.question-needs-reading .question-read-full{display:flex}
.question-needs-reading .player-heading>span:first-child{display:none}
.full-question-text{font-size:23px;line-height:1.5;margin:12px 0 24px;color:#233d4e}
.saved-work{margin:26px 0 0;padding-top:22px;border-top:1px solid var(--line)}
.saved-work h2{font-size:21px}.saved-work>p{font-size:13px;margin:7px 0 14px}
.saved-work-list{display:grid;gap:9px;grid-template-columns:repeat(2,minmax(0,1fr))}
.saved-work-item{display:flex;align-items:center;gap:13px;border:1px solid #cbd8d5;border-radius:9px;padding:15px;background:#fffefa;text-align:left}
.saved-work-item>span:nth-child(2){flex:1;min-width:0}.saved-work-item strong{display:block;font-size:15px;line-height:1.4}.saved-work-item small{display:block;font-size:12px;margin-top:4px;color:#526b79}.saved-work-item .icon{width:20px;height:20px;flex-shrink:0}.saved-work-item:hover{background:#eff3ee}
@media(max-width:650px){
 .word-question h1{font-size:22px;line-height:1.4;letter-spacing:-.3px}
 .large-text .word-question h1{font-size:27px}
 .saved-work{order:6}.saved-work-list{grid-template-columns:1fr}
 .saved-work h2{font-size:20px}.saved-work-item{padding:14px}.saved-work-item strong{font-size:14px}
 .keyboard-open .question-read-full{font-size:11px}
}
@media print{body.learning{height:auto}.learning #app,.focus-mode.learning #app{position:static;height:auto;overflow:visible}.question-read-full{display:none}}

.saved-work-shortcut{display:flex;align-items:center;gap:12px;width:100%;margin-top:14px;padding:13px 16px;background:#fffefa;border:1px solid #cbd8d5;border-radius:9px;text-align:left;font-size:13px;color:#31546a;min-height:52px}
.saved-work-shortcut strong{flex:1;font-weight:600}.saved-work-shortcut>span{font-size:12px;color:#5b737e}.saved-work-shortcut .icon{width:19px;height:19px}
.saved-work.in-dialog{margin:0;padding:0;border:0}.in-dialog .saved-work-list{grid-template-columns:1fr}
@media(max-width:650px){.saved-work-shortcut{order:2}.studio-main>main:has(.studio-intro)>.section-top{order:3}.practice-routes{order:4}.home-model{order:5}.home-record{order:6}}

/* Continuous practice: no end-of-set meter or extra decision screen. */
.practice-divider{height:3px;align-self:center;background:#dce3dc;border-radius:4px}
.practice-milestone{display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;padding-top:10px;margin-top:10px;border-top:1px solid #c7d8c2;font-size:12px}
.practice-milestone>b{font-weight:650}.practice-milestone .link-btn{min-height:38px;font-size:12px;text-decoration:underline}
.practice-week{margin:25px 0 30px;padding:23px 27px;border:1px solid #d4ded5;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:30px;background:#fffefa}
.practice-week h2{font-size:22px;margin:0 0 7px}.practice-week p{font-size:13px;color:#62747b}
.week-bars{display:grid;grid-template-columns:repeat(7,minmax(26px,1fr));gap:18px;min-width:300px;max-width:450px;flex:1}
.week-day{text-align:center;display:flex;flex-direction:column;align-items:center;gap:7px;font-size:12px;color:#607680}.week-day b{font-weight:600}
.week-track{height:52px;width:15px;display:flex;align-items:end;background:#eef1e9;border-radius:4px;overflow:hidden}.week-track i{display:block;width:100%;background:#6f91a2;border-radius:4px}.week-day.today{color:#a64528}.today .week-track i{background:#b75232}
@media(max-width:650px){.practice-week{display:block;padding:20px;margin:20px 0}.practice-week h2{font-size:20px}.week-bars{min-width:0;margin-top:23px;gap:12px}.practice-count{font-size:10px}.practice-copy h2{font-size:30px}.question-count span{font-size:10px}}