@font-face{font-family:Blitso;src:url('assets/regular.ttf') format('truetype');font-weight:400;font-display:swap}@font-face{font-family:Blitso;src:url('assets/bold.ttf') format('truetype');font-weight:600 900;font-display:swap}
:root{--blue:#3b4dff;--lime:#d5f268;--ink:#21232c;--muted:#686b7b;--line:#e5e7ee;--paper:#f5f6f9;--radius:16px;font-family:Blitso,Arial,sans-serif;color:var(--ink);background:#fff;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;min-width:320px}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit}img{max-width:100%;display:block}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:700;letter-spacing:-.045em}p{line-height:1.6;color:var(--muted)}button:disabled{cursor:not-allowed;opacity:.56}:focus-visible{outline:3px solid #7581ff;outline-offset:4px}input:focus-visible,select:focus-visible{outline-offset:2px}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:var(--lime);padding:15px;border-radius:10px}.skip:focus{top:12px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:52px;padding:15px 23px;border:1px solid transparent;border-radius:12px;background:var(--blue);color:#fff;font-weight:700;font-size:15px;line-height:1.3;transition:background .2s,transform .2s}.button:hover{background:#293be9;transform:translateY(-2px)}.button span{font-size:22px;line-height:1}.button.secondary{background:#fff;color:var(--ink);border-color:var(--line)}.button.secondary:hover{background:var(--lime);border-color:var(--lime)}.logo{display:inline-flex;align-items:center;font-size:33px;letter-spacing:-2px;line-height:1;font-weight:700;min-height:44px}.mark{display:inline-grid;place-items:center;background:var(--blue);color:var(--lime);width:35px;height:38px;border-radius:12px;margin-right:10px;font-size:32px;letter-spacing:0}.logo-dot{color:var(--blue)}.chip,.tag{display:inline-flex;align-items:center;width:fit-content;border-radius:7px;padding:8px 11px;font-size:11px;line-height:1.3;font-weight:700;background:#edf0ff;color:#3947ba}.chip.lime,.tag.lime{background:var(--lime);color:var(--ink)}.eyebrow{display:block;font-size:10px;font-weight:700;line-height:1.6;letter-spacing:1.4px}.text-link{display:inline-flex;align-items:center;min-height:44px;color:var(--blue);font-weight:700;font-size:13px;background:none;border:0;padding:0;line-height:1.5}.text-link:hover{text-decoration:underline}.pet{object-fit:contain}.public-header,.public-footer{max-width:1256px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:27px 40px;gap:24px}.public-header nav{display:flex;gap:30px;font-size:13px}.public-header nav a{display:inline-flex;align-items:center;min-height:44px}.public-header .button{min-height:44px;padding:11px 18px}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:34px;max-width:1256px;margin:auto;padding:48px 40px 56px;align-items:center}.hero h1{font-size:clamp(48px,5.4vw,76px);line-height:1.03;margin:25px 0;letter-spacing:-.065em}.hero h1 span{color:var(--blue)}.hero-copy>p{font-size:15px;line-height:1.7}.hero-actions{display:flex;align-items:center;gap:19px;margin-top:29px}.hero-actions>span{font-size:10px;color:var(--muted);line-height:1.7}.hero-art{position:relative;isolation:isolate;background:var(--blue);border-radius:24px;min-height:455px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-pet{width:90%;max-width:410px;position:relative;z-index:2;margin-top:-20px;filter:drop-shadow(0 22px 18px #1724b550)}.orbit{position:absolute;width:330px;height:330px;max-width:85%;border:1px solid #ffffff35;border-radius:50%;transform:rotate(-25deg) scaleY(.72)}.orbit:after{content:'';position:absolute;inset:-42px;border:1px solid #ffffff20;border-radius:50%}.float-symbol{position:absolute;color:var(--lime);font-weight:700;z-index:3}.plus{top:30px;right:34px;font-size:47px;transform:rotate(14deg)}.fraction{top:48px;left:31px;font-size:32px;transform:rotate(-12deg)}.float-card{position:absolute;bottom:27px;left:25px;right:25px;z-index:4;background:#fff;border-radius:14px;padding:17px 62px 17px 19px;box-shadow:0 10px 30px #1826b533;display:flex;flex-direction:column;gap:5px}.float-card .eyebrow{font-size:8px;color:var(--muted)}.float-card strong{font-size:18px;letter-spacing:-.5px}.float-card>span:last-of-type{font-size:10px;color:var(--muted)}.float-card button{position:absolute;right:17px;top:28px;background:var(--lime);border:0;border-radius:50%;width:44px;height:44px;font-size:23px}.sticker{position:absolute;right:17px;top:42%;padding:14px 10px;background:var(--lime);font-size:9px;font-weight:700;line-height:1.4;transform:rotate(12deg);border-radius:5px;z-index:3}.benefit-strip{display:flex;justify-content:space-between;gap:20px;max-width:1176px;margin:0 auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}.benefit-strip span{font-size:11px;color:var(--blue);display:flex;gap:20px;align-items:center}.benefit-strip strong{font-size:13px;color:var(--ink)}.section{max-width:1256px;margin:auto;padding:85px 40px;display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.section h2{font-size:40px;line-height:1.12;margin:19px 0}.section p{font-size:14px;max-width:440px}.section .text-link,.section .button{margin-top:20px}.steps-list>div{display:flex;gap:21px;padding:23px 0;border-bottom:1px solid var(--line)}.steps-list b{background:var(--paper);color:var(--blue);width:39px;height:39px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;font-size:18px}.steps-list h3{font-size:19px;margin-bottom:7px}.steps-list p{font-size:12px}.companion{background:var(--paper);border-radius:24px;max-width:1176px;padding:38px 45px;gap:65px}.companion-art{position:relative;min-height:315px;display:grid;place-items:center}.companion-art .pet{width:320px}.companion-speech{position:absolute;background:#fff;right:-10px;top:15px;padding:15px;border-radius:13px;box-shadow:0 8px 20px #21232c08;font-size:11px;line-height:1.5;transform:rotate(5deg)}.access{align-items:start}.access-details{padding-top:12px}.access-details h3{font-size:23px;margin:19px 0 14px}.access-details p+p{margin-top:14px}.public-footer{border-top:1px solid var(--line);font-size:11px;color:var(--muted);padding-top:25px;padding-bottom:25px}.public-footer .logo{color:var(--ink);font-size:26px}.public-footer>a:last-child{min-height:44px;display:flex;align-items:center}
/* Application */
.in-app{background:var(--paper)}.app-shell{display:grid;grid-template-columns:220px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;align-self:start;height:100vh;background:#fff;border-right:1px solid var(--line);padding:35px 20px 22px;display:flex;flex-direction:column;gap:27px}.sidebar .logo{margin-left:10px;font-size:29px}.sidebar .mark{width:31px;height:34px}.app-nav{display:flex;flex-direction:column;gap:8px}.app-nav a{display:flex;align-items:center;gap:13px;min-height:48px;padding:12px 15px;border-radius:11px;font-size:12px;color:var(--muted);font-weight:700}.app-nav a>span{font-size:22px;width:23px;text-align:center;font-weight:400}.app-nav a:hover{background:var(--paper)}.app-nav a.active{background:var(--blue);color:#fff;box-shadow:0 5px 12px #3b4dff20}.sidebar-footer{margin-top:auto;display:flex;gap:10px;align-items:center;border-top:1px solid var(--line);padding:22px 5px 0}.avatar{width:35px;height:35px;background:var(--lime);border-radius:50%;display:grid;place-items:center;font-size:13px}.sidebar-footer strong,.sidebar-footer small{display:block;font-size:10px;line-height:1.8}.sidebar-footer small{font-size:9px;color:var(--muted)}.mini-link{font-size:10px;color:var(--muted);min-height:44px;display:flex;align-items:center;margin-top:-18px;padding-left:6px}.app-main{min-width:0}.app-top{height:78px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 40px;background:#fff;border-bottom:1px solid var(--line);font-size:11px}.subtle{color:#898c99}.xp-badge{background:#f3f4ff;color:var(--blue);padding:10px 13px;border-radius:9px;font-size:11px;font-weight:700;white-space:nowrap}.app-top>a{min-height:44px;display:flex;align-items:center}.workspace{padding:36px 40px 30px;max-width:1300px;margin:auto;min-width:0}.page-head{margin-bottom:28px}.page-head .chip{font-size:9px;padding:6px 9px}.page-head h1{font-size:34px;line-height:1.15;margin:15px 0 10px}.page-head>p{font-size:12px;max-width:650px}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:24px;align-items:start}.dashboard-grid>div{min-width:0}.daily{border-radius:var(--radius);padding:29px 31px;position:relative;overflow:hidden}.blue{background:var(--blue);color:#fff}.daily:after{content:'✳';position:absolute;right:20px;top:10px;font-size:120px;color:#ffffff0e;pointer-events:none}.daily .eyebrow{font-size:9px;letter-spacing:1px;position:relative;z-index:1;color:#e0e3ff}.daily h2{font-size:31px;line-height:1.15;margin:17px 0 10px;position:relative;z-index:1}.daily p{font-size:12px;color:#e0e3ff;max-width:390px;position:relative;z-index:1}.time-options{display:flex;gap:9px;margin:24px 0 17px}.time-options button{min-height:44px;border:1px solid #ffffff40;border-radius:9px;padding:10px 15px;background:#ffffff10;color:#fff;font-size:11px}.time-options button.selected{background:var(--lime);color:var(--ink);border-color:var(--lime);font-weight:700}.daily>.button{font-size:12px;min-height:48px;padding:12px 18px}.daily>small{display:block;font-size:9px;color:#e0e3ff;margin-top:13px}.section-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;margin-top:22px;min-width:0}.section-card h2{font-size:24px}.section-card h3{font-size:18px}.row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.between{justify-content:space-between}.row .text-link{font-size:10px}.topic-row{padding-top:23px}.topic-row .row{gap:8px;align-items:baseline}.topic-row strong{font-size:12px}.topic-row .row>span{font-size:9px;color:var(--muted)}.track{height:7px;background:#eef0f5;border-radius:10px;overflow:hidden;margin:11px 0 7px}.track>span{display:block;height:100%;background:var(--blue);border-radius:10px;min-width:0;max-width:100%;transition:width .3s}.topic-row small{font-size:9px;color:var(--muted);display:block;line-height:1.5}.pet-card{background:#e9edff;border-radius:var(--radius);padding:24px 21px;text-align:center}.pet-card .tag{font-size:8px;letter-spacing:1px;background:#fff;color:#535a99}.pet-card .pet{height:190px;width:100%;margin:8px auto}.pet-card h3{font-size:18px;letter-spacing:-.5px}.pet-card p{font-size:11px;margin:10px 0 17px}.pet-card small{font-size:9px;display:block;color:var(--muted)}.pet-card .text-link{font-size:10px;margin-top:10px}.dashboard-pair{display:grid;grid-template-columns:1fr 1fr;gap:17px;margin-top:22px}.link-card{display:block;text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;min-width:0;transition:border-color .2s,transform .2s}.link-card:hover{border-color:var(--blue);transform:translateY(-2px)}.tile-icon{display:grid;place-items:center;width:38px;height:38px;background:#edf0ff;color:var(--blue);border-radius:11px;font-size:24px}.tile-icon.lime{background:var(--lime);color:var(--ink)}.link-card h3{font-size:16px;margin:18px 0 8px}.link-card p{font-size:10px}.local-note{text-align:center;color:var(--muted);font-size:9px;padding:0 24px 26px;line-height:1.6}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.topic-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:20px;display:flex;flex-direction:column;min-width:0}.topic-art{height:130px;border-radius:12px;background:#e9edff;display:grid;place-items:center;color:var(--blue);font-size:74px;font-weight:700;letter-spacing:-6px;margin-bottom:24px}.art-1{background:var(--lime);color:#343e20}.art-2{background:var(--blue);color:#fff}.topic-card .eyebrow{font-size:8px;letter-spacing:1px;color:var(--muted)}.topic-card h2{font-size:24px;margin:12px 0}.topic-card p{font-size:11px;margin-bottom:24px}.topic-card .button{margin-top:auto;font-size:12px;min-height:46px}.mixed{background:#e9edff;border-radius:var(--radius);padding:24px 27px;margin-top:24px;display:flex;justify-content:space-between;align-items:center;gap:20px}.mixed h3{font-size:22px;margin-bottom:5px}.mixed p{font-size:11px}.mixed .button{font-size:12px}.training-layout{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:24px;align-items:start}.task-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;min-width:0}.task-meta{font-size:10px;color:var(--muted);padding-bottom:23px;border-bottom:1px solid var(--line)}.task-dots{display:flex;gap:5px}.task-dots i{width:7px;height:7px;border-radius:50%;background:#e6e8ef}.task-dots i.done{background:var(--blue)}.task-card h2{font-size:23px;line-height:1.25;margin-top:27px}.math{font-family:Blitso,Arial,sans-serif;display:flex;align-items:center;justify-content:center;gap:18px;min-height:155px;font-size:36px;font-weight:700;line-height:1.25;overflow-wrap:anywhere}.fraction-number{display:inline-flex;flex-direction:column;align-items:stretch;text-align:center;font-size:33px;line-height:1.25;min-width:42px}.fraction-number>span:first-child{padding:0 7px 7px;border-bottom:2px solid currentColor}.fraction-number>span:last-child{padding:7px 7px 0}label{display:block;font-size:12px;font-weight:700;margin:0 0 10px}label>span{display:block;font-weight:400;font-size:10px;color:var(--muted);margin-top:5px}.answer-row{display:flex;gap:10px;align-items:stretch}.answer-row>input{min-width:0;flex:1;width:100%}input,select{min-height:48px;border:1px solid #d7dbe7;border-radius:10px;background:#fff;color:var(--ink);padding:12px 14px;font-size:14px;max-width:100%}input[aria-invalid=true]{border-color:#c33544}input:hover,select:hover{border-color:#949dbd}.answer-row .button{font-size:12px;min-height:48px;gap:12px;padding:12px 18px;flex-shrink:0}.validation{font-size:11px;color:#b52a3a;min-height:18px;margin-top:8px}.task-actions{display:flex;gap:20px;flex-wrap:wrap;margin-top:13px}.task-actions .text-link{font-size:10px}.task-bottom{border-top:1px solid var(--line);margin-top:26px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;gap:14px;font-size:9px;color:var(--muted);flex-wrap:wrap}.task-bottom a{min-height:44px;display:flex;align-items:center;color:#555c79}.training-pet{padding:20px;text-align:center}.training-pet .pet{width:100%;max-width:210px;margin:auto}.training-pet h3{font-size:18px;margin:14px 0 9px}.training-pet p{font-size:11px}.hint,.feedback{padding:19px;background:#eef0ff;border-radius:12px;margin:14px 0}.hint strong,.feedback h3{font-size:16px}.hint p,.feedback p{font-size:12px;margin-top:8px}.feedback.success{background:#ecf5d7}.feedback.needs-review{background:#fff3da}.solution{padding:20px 0}.solution .eyebrow{font-size:9px;color:var(--muted);margin-bottom:15px}.solution-step{display:flex;align-items:flex-start;gap:12px;margin-bottom:17px}.solution-step b{width:25px;height:25px;flex-shrink:0;display:grid;place-items:center;border-radius:7px;background:#eef0ff;color:var(--blue);font-size:12px}.solution-step p{font-size:12px;overflow-wrap:anywhere}.empty,.summary-card{text-align:center;background:#fff;border:1px solid var(--line);padding:35px;border-radius:var(--radius)}.empty .pet,.summary-card>.pet{width:190px;height:190px;margin:0 auto 10px}.empty h2,.summary-card h2{font-size:30px;margin:15px 0 10px}.empty p,.summary-card>p{font-size:12px;max-width:500px;margin:0 auto 23px}.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:24px}.stats>div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px;min-width:0}.stats b{display:block;font-size:38px;line-height:1;color:var(--blue);letter-spacing:-2px;margin-bottom:11px}.stats span{display:block;color:var(--muted);font-size:11px;line-height:1.6}.summary-card .stats{max-width:650px;margin:27px auto}.summary-card .stats>div{background:var(--paper);border:0}.summary-card .row{justify-content:center}.progress .section-card{margin-top:0}.note{font-size:10px;line-height:1.7;margin-top:22px}.error-list{display:grid;gap:14px}.error-list article{display:flex;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}.error-list article>div{flex:1;min-width:0}.error-list small{font-size:10px;color:var(--muted)}.error-list h3{font-size:22px;margin-top:7px}.error-list .button{font-size:12px}.pet-room{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;gap:24px}.pet-scene{min-height:430px;background:#e9edff;display:flex;align-items:center;justify-content:center;position:relative;isolation:isolate;overflow:hidden}.pet-scene>.pet{width:90%;max-width:360px;position:relative;z-index:2;margin-top:-10px;filter:drop-shadow(0 20px 15px #414cab20)}.room-floor{position:absolute;bottom:15%;width:85%;height:55px;background:#cdd3fa;border-radius:50%;z-index:0}.room-orb{position:absolute;top:35px;right:25px;color:var(--blue);font-size:55px;transform:rotate(10deg);opacity:.3}.pet-scene.spark:before{content:'';position:absolute;width:85%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,#e8ff9b 0%,#d5f26870 35%,transparent 68%);z-index:1}.pet-scene.spark .room-orb{color:#859e28;opacity:1}.pet-scene.star:after{content:'✦';position:absolute;left:12%;top:21%;font-size:48px;color:#8b7421;z-index:3;text-shadow:110px 150px 0 #859e28}.pet-scene.star:before{content:'';position:absolute;width:87%;height:45%;border:2px dashed #939fe1;border-radius:50%;transform:rotate(-25deg);z-index:1}.pet-details{padding:30px 28px 30px 0;min-width:0}.pet-details h2{font-size:32px;margin:13px 0}.pet-details>p{font-size:11px}.pet-details>.track{margin-top:20px}.pet-details>small{font-size:9px;color:var(--muted)}#pet-form{margin:25px 0}.pet-details h3{font-size:18px;margin-bottom:13px}.accessories{display:flex;gap:8px;flex-wrap:wrap}.accessory{flex:1;min-width:90px;min-height:65px;border:1px solid var(--line);padding:10px;border-radius:10px;background:#fff;font-size:10px;text-align:left;line-height:1.5}.accessory small{display:block;font-size:8px;color:var(--muted);margin-top:5px}.accessory.selected{background:#eef0ff;border-color:var(--blue)}.pet-details>.button{margin-top:22px;font-size:12px}.subject-select,.route-selector{display:flex;gap:16px;align-items:flex-end;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:24px}.subject-select label,.route-selector label{flex:1;min-width:140px;margin-bottom:0}.subject-select select,.route-selector select{display:block;width:100%;margin-top:8px;font-size:12px}.subject-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0}.subject-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:13px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;min-width:0}.subject-card:hover{border-color:var(--blue)}.subject-card h3{font-size:18px}.subject-card p{font-size:11px}.subject-card .button{margin-top:auto;font-size:11px}.subject-icon{display:grid;place-items:center;width:45px;height:45px;background:#eef0ff;color:var(--blue);border-radius:12px;font-size:24px}.coverage-label{display:inline-block;font-size:9px;line-height:1.6;background:#f0f2f7;color:#555c72;border-radius:6px;padding:6px 9px}.subject-card .coverage-label{margin-top:auto}.subject-card.available .coverage-label{background:#eef7d9;color:#526226}#notice:empty{display:none}#notice:not(:empty){position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:50;padding:15px 20px;max-width:calc(100% - 32px);width:max-content;border-radius:12px;background:var(--ink);color:#fff;box-shadow:0 8px 25px #21232c25;font-size:12px;line-height:1.6}
@media(min-width:1600px){.workspace{padding-top:45px}.hero{padding-top:70px;padding-bottom:75px}}
@media(max-width:1150px){.hero{gap:24px}.hero-art{min-height:420px}.hero-actions{align-items:flex-start;flex-direction:column;gap:13px}.hero-actions>span br{display:none}.benefit-strip{margin-left:40px;margin-right:40px}.companion{margin-left:40px;margin-right:40px}.workspace{padding:30px 25px}.app-top{padding:0 25px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 220px;gap:18px}.daily{padding:25px}.daily h2{font-size:27px}.pet-card{padding:20px 15px}.pet-card .pet{height:160px}.training-layout{grid-template-columns:minmax(0,1fr) 180px;gap:12px}.training-pet{padding:12px}.task-card{padding:24px}.topic-grid{gap:13px}.topic-card{padding:15px}.topic-card h2{font-size:20px}.topic-card .eyebrow{letter-spacing:.4px}.topic-art{height:110px}.pet-room{grid-template-columns:1fr;gap:0}.pet-scene{min-height:280px}.pet-scene>.pet{height:260px}.pet-details{padding:27px}.subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:950px){.app-shell{grid-template-columns:185px minmax(0,1fr)}.sidebar{padding-left:12px;padding-right:12px}.sidebar .logo{font-size:26px;margin-left:7px}.app-nav a{padding:12px 10px;font-size:11px;gap:9px}.dashboard-grid{grid-template-columns:1fr}.pet-card{display:none}.training-layout{grid-template-columns:1fr}.training-pet{display:none}.topic-grid{grid-template-columns:1fr}.topic-card{display:grid;grid-template-columns:100px minmax(0,1fr);gap:8px 20px;padding:20px;align-items:center}.topic-art{grid-row:1/5;height:130px;width:100px;margin:0;font-size:56px}.topic-card h2{margin:0}.topic-card p{margin:0}.topic-card .button{justify-self:start;margin-top:8px;min-height:44px}.section{gap:40px}.hero h1{font-size:55px}.hero-art{min-height:400px}.float-card{left:17px;right:17px;bottom:17px}.float-card strong{font-size:16px}.float-card>span:last-of-type{font-size:9px}.public-header nav{gap:17px;font-size:11px}.public-header,.public-footer{padding-left:30px;padding-right:30px}.hero{padding-left:30px;padding-right:30px;gap:25px}.hero-copy>p{font-size:13px}.hero-actions .button{font-size:13px;padding-left:17px;padding-right:17px}.section h2{font-size:33px}.benefit-strip{margin-left:30px;margin-right:30px}.benefit-strip span{gap:10px}.benefit-strip strong{font-size:11px}.companion{margin-left:30px;margin-right:30px;padding-left:25px;padding-right:25px}.companion-art .pet{width:250px}.companion-speech{right:-8px;font-size:9px}.page-head h1{font-size:30px}.stats{gap:12px}.stats>div{padding:20px 16px}.stats span{font-size:10px}}
@media(max-width:700px){.public-header{padding:19px 20px}.public-header nav{display:none}.public-header .logo{font-size:28px}.public-header .button{font-size:11px;padding:10px 13px}.hero{grid-template-columns:1fr;padding:28px 20px 30px;gap:29px}.hero h1{font-size:clamp(48px,10vw,68px);margin:22px 0}.hero-copy>p{font-size:13px}.hero-actions{flex-direction:row;align-items:center;gap:14px}.hero-actions>span{font-size:9px;max-width:112px}.hero-actions>span br{display:block}.hero-art{min-height:390px;max-width:500px;width:100%;margin:auto}.hero-pet{height:340px;width:auto;max-width:90%;margin-top:-30px}.hero-art .plus{right:36px}.float-card{bottom:22px;left:22px;right:22px;padding-top:15px;padding-bottom:15px}.float-card strong{font-size:18px}.float-card>span:last-of-type{font-size:10px}.benefit-strip{margin:0 20px;gap:12px;flex-wrap:wrap;padding:20px 0}.benefit-strip span{font-size:9px;gap:8px}.benefit-strip strong{font-size:10px}.section{grid-template-columns:1fr;padding:47px 20px;gap:26px}.section h2{font-size:34px}.section .eyebrow{font-size:8px}.section p{font-size:12px}.steps-list>div{padding:18px 0}.companion{margin:0 20px;padding:23px;gap:15px}.companion-art{min-height:260px}.companion-art .pet{height:270px;width:auto}.companion-speech{right:0;top:5px}.companion h2{font-size:30px}.access{gap:9px}.access-details h3{font-size:21px}.public-footer{padding:23px 20px;flex-wrap:wrap;gap:14px}.public-footer>span{font-size:9px}.public-footer>a:last-child{font-size:10px;width:100%}.app-shell{display:block}.sidebar{position:fixed;top:auto;bottom:0;left:0;right:0;height:auto;z-index:30;padding:5px 8px max(7px,env(safe-area-inset-bottom));background:#fffffff5;backdrop-filter:blur(15px);border:0;border-top:1px solid var(--line);display:block}.sidebar .logo,.sidebar-footer,.mini-link{display:none}.app-nav{flex-direction:row;justify-content:space-around;gap:2px}.app-nav a{display:flex;flex:1;flex-direction:column;justify-content:center;gap:3px;padding:7px 0;min-height:51px;border-radius:9px;font-size:8px;line-height:1.3;white-space:nowrap}.app-nav a>span{font-size:22px;width:auto;line-height:1.1}.app-nav a.active{background:#eef0ff;color:var(--blue);box-shadow:none}.app-main{padding-bottom:77px}.app-top{height:64px;padding:0 20px;font-size:10px}.app-top .subtle{display:none}.xp-badge{font-size:10px}.workspace{padding:25px 20px 22px}.page-head{margin-bottom:23px}.page-head h1{font-size:29px;margin-top:13px}.page-head>p{font-size:11px}.dashboard-grid{gap:18px}.daily{padding:25px 23px}.daily h2{font-size:29px;max-width:310px}.daily p{font-size:11px}.daily .eyebrow{font-size:8px}.time-options{margin-top:22px}.time-options button{font-size:11px;padding:10px 16px}.daily>.button{width:100%;font-size:12px;min-height:49px}.daily>small{text-align:center;font-size:8px}.section-card{padding:21px;margin-top:18px}.section-card h3{font-size:16px}.row .text-link{font-size:9px}.topic-row{padding-top:21px}.dashboard-pair{gap:12px;margin-top:18px}.link-card{padding:18px 15px}.link-card h3{font-size:15px;line-height:1.25;margin:15px 0 9px}.link-card p{font-size:9px}.local-note{padding-bottom:17px;font-size:8px}.topic-card{padding:18px;grid-template-columns:80px minmax(0,1fr);column-gap:17px}.topic-art{width:80px;height:125px;font-size:53px}.topic-card h2{font-size:21px}.topic-card .eyebrow{font-size:7px}.topic-card p{font-size:10px}.topic-card .button{font-size:11px;padding:10px 17px}.mixed{padding:22px;flex-direction:column;align-items:stretch;gap:18px}.mixed h3{font-size:23px}.mixed .button{width:100%}.task-card{padding:23px 20px}.task-card h2{font-size:21px;margin-top:24px}.math{min-height:150px;font-size:31px;gap:13px}.fraction-number{font-size:30px;min-width:34px}.answer-row{gap:9px}.answer-row .button{padding:12px 14px;font-size:10px}.task-meta{font-size:9px;gap:9px}.task-dots{gap:4px}.task-dots i{height:6px;width:6px}.task-actions{gap:8px 16px}.task-actions .text-link{font-size:9px}.task-bottom{margin-top:20px;padding-top:13px;gap:4px;font-size:8px}.feedback,.hint{padding:16px}.solution-step p{font-size:11px}.stats{gap:9px;margin-bottom:18px}.stats>div{padding:20px 12px;border-radius:13px}.stats b{font-size:31px}.stats span{font-size:9px;overflow-wrap:break-word}.empty,.summary-card{padding:26px 20px}.empty h2,.summary-card h2{font-size:27px}.empty p,.summary-card>p{font-size:11px}.summary-card .stats>div{padding-left:8px;padding-right:8px}.summary-card .stats span{font-size:8px}.summary-card .row{align-items:stretch;flex-direction:column;gap:11px}.summary-card .button{font-size:12px}.error-list article{padding:17px;gap:12px;flex-wrap:wrap}.error-list article .button{margin-left:50px;min-height:44px;padding:10px 15px;font-size:11px}.error-list h3{font-size:21px}.pet-room{border-radius:var(--radius)}.pet-scene{min-height:285px}.pet-scene>.pet{height:270px}.pet-details{padding:24px 20px}.pet-details>p{font-size:11px}.pet-details .answer-row{flex-wrap:wrap}.pet-details .answer-row input{flex-basis:100%}.pet-details .answer-row .button{width:100%;justify-content:center}.pet-details>.button{width:100%}.subject-select,.route-selector{padding:17px;gap:14px}.subject-select label,.route-selector label{min-width:110px;font-size:10px}.subject-grid{gap:12px;margin:20px 0}.subject-card{padding:16px;gap:11px}.subject-card h3{font-size:16px}.subject-card p{font-size:10px}.subject-card .button{padding:10px 12px;gap:10px;font-size:10px}.subject-icon{height:39px;width:39px;font-size:22px}.coverage-label{font-size:8px;padding:5px 7px}#notice:not(:empty){bottom:85px;font-size:11px;padding:13px 16px}}
/* A narrow, self-contained mobile cabinet at every viewport width. */
body.mini{max-width:430px;margin:0 auto;background:#e9ecf3}.mini #app{background:var(--paper);min-height:100vh}.mini .app-shell{display:block}.mini .sidebar{position:fixed;top:auto;bottom:0;left:50%;right:auto;transform:translateX(-50%);width:100%;max-width:430px;height:auto;z-index:30;padding:5px 8px max(7px,env(safe-area-inset-bottom));background:#fffffff5;backdrop-filter:blur(15px);border:0;border-top:1px solid var(--line);display:block}.mini .sidebar .logo,.mini .sidebar-footer,.mini .mini-link{display:none}.mini .app-nav{flex-direction:row;justify-content:space-around;gap:2px}.mini .app-nav a{display:flex;flex:1;flex-direction:column;justify-content:center;gap:3px;padding:7px 0;min-height:51px;border-radius:9px;font-size:8px;line-height:1.3;white-space:nowrap}.mini .app-nav a>span{font-size:22px;width:auto;line-height:1.1}.mini .app-nav a.active{background:#eef0ff;color:var(--blue);box-shadow:none}.mini .app-main{padding-bottom:77px}.mini .app-top{height:64px;padding:0 20px;font-size:10px}.mini .subtle{display:none}.mini .xp-badge{font-size:10px}.mini .workspace{padding:25px 20px 22px}.mini .page-head{margin-bottom:23px}.mini .page-head h1{font-size:29px;margin-top:13px}.mini .page-head>p{font-size:11px}.mini .dashboard-grid,.mini .training-layout{grid-template-columns:1fr;gap:18px}.mini .pet-card,.mini .training-pet{display:none}.mini .daily{padding:25px 23px}.mini .daily h2{font-size:29px}.mini .daily p{font-size:11px}.mini .daily .eyebrow{font-size:8px}.mini .daily>.button{width:100%;font-size:12px;min-height:49px}.mini .daily>small{text-align:center;font-size:8px}.mini .section-card{padding:21px;margin-top:18px}.mini .section-card h3{font-size:16px}.mini .row .text-link{font-size:9px}.mini .topic-row{padding-top:21px}.mini .dashboard-pair{gap:12px;margin-top:18px}.mini .link-card{padding:18px 15px}.mini .link-card h3{font-size:15px;line-height:1.25;margin:15px 0 9px}.mini .link-card p{font-size:9px}.mini .local-note{font-size:8px}.mini .topic-grid{grid-template-columns:1fr}.mini .topic-card{display:grid;padding:18px;grid-template-columns:80px minmax(0,1fr);gap:8px 17px;align-items:center}.mini .topic-art{grid-row:1/5;width:80px;height:125px;font-size:53px;margin:0}.mini .topic-card h2{font-size:21px;margin:0}.mini .topic-card .eyebrow{font-size:7px}.mini .topic-card p{font-size:10px;margin:0}.mini .topic-card .button{font-size:11px;padding:10px 17px;justify-self:start;margin-top:8px;min-height:44px}.mini .mixed{padding:22px;flex-direction:column;align-items:stretch;gap:18px}.mini .mixed .button{width:100%}.mini .task-card{padding:23px 20px}.mini .task-card h2{font-size:21px;margin-top:24px}.mini .math{min-height:150px;font-size:31px;gap:13px}.mini .fraction-number{font-size:30px;min-width:34px}.mini .answer-row{gap:9px}.mini .answer-row .button{padding:12px 14px;font-size:10px}.mini .task-meta{font-size:9px;gap:9px}.mini .task-dots{gap:4px}.mini .task-dots i{height:6px;width:6px}.mini .task-actions{gap:8px 16px}.mini .task-actions .text-link{font-size:9px}.mini .task-bottom{margin-top:20px;padding-top:13px;gap:4px;font-size:8px}.mini .stats{gap:9px;margin-bottom:18px}.mini .stats>div{padding:20px 12px;border-radius:13px}.mini .stats b{font-size:31px}.mini .stats span{font-size:9px;overflow-wrap:break-word}.mini .empty,.mini .summary-card{padding:26px 20px}.mini .empty h2,.mini .summary-card h2{font-size:27px}.mini .summary-card .row{align-items:stretch;flex-direction:column;gap:11px}.mini .error-list article{padding:17px;gap:12px;flex-wrap:wrap}.mini .error-list article .button{margin-left:50px;min-height:44px;padding:10px 15px;font-size:11px}.mini .pet-room{grid-template-columns:1fr;gap:0}.mini .pet-scene{min-height:285px}.mini .pet-scene>.pet{height:270px}.mini .pet-details{padding:24px 20px}.mini .pet-details .answer-row{flex-wrap:wrap}.mini .pet-details .answer-row input{flex-basis:100%}.mini .pet-details .answer-row .button{width:100%;justify-content:center}.mini .pet-details>.button{width:100%}.mini .subject-select,.mini .route-selector{padding:17px;gap:14px}.mini .subject-select label,.mini .route-selector label{min-width:110px;font-size:10px}.mini .subject-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.mini .subject-card{padding:16px;gap:11px}.mini .subject-card h3{font-size:16px}.mini .subject-card p{font-size:10px}.mini .coverage-label{font-size:8px}.mini #notice:not(:empty){bottom:85px;max-width:398px}
@media(max-width:370px){.workspace,.mini .workspace{padding-left:15px;padding-right:15px}.app-top,.mini .app-top{padding-left:15px;padding-right:15px}.page-head h1,.mini .page-head h1{font-size:26px}.daily,.mini .daily{padding:23px 19px}.daily h2,.mini .daily h2{font-size:27px}.section-card,.mini .section-card{padding:18px}.row.between{gap:4px}.topic-row .row>span{font-size:8px}.hero h1{font-size:47px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions>span{max-width:none}.hero-actions>span br{display:none}.hero-art{min-height:350px}.hero-pet{height:300px}.float-card{left:15px;right:15px;bottom:17px;padding-left:14px}.float-card strong{font-size:16px}.float-card>span:last-of-type{font-size:9px}.float-card button{right:12px}.task-card,.mini .task-card{padding:20px 16px}.answer-row{flex-wrap:wrap}.answer-row input{flex-basis:100%}.answer-row .button{width:100%;justify-content:center}.task-meta,.mini .task-meta{font-size:8px}.math,.mini .math{gap:10px;font-size:28px}.fraction-number,.mini .fraction-number{font-size:28px;min-width:31px}.stats>div,.mini .stats>div{padding:17px 9px}.stats span,.mini .stats span{font-size:8px}.subject-grid,.mini .subject-grid{grid-template-columns:1fr}.subject-card,.mini .subject-card{padding:19px}.dashboard-pair,.mini .dashboard-pair{gap:9px}.link-card,.mini .link-card{padding:16px 12px}.link-card h3,.mini .link-card h3{font-size:14px}.topic-card,.mini .topic-card{grid-template-columns:65px minmax(0,1fr);column-gap:13px;padding:15px}.topic-art,.mini .topic-art{width:65px;font-size:46px}.topic-card h2,.mini .topic-card h2{font-size:19px}.pet-details,.mini .pet-details{padding:21px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover,.link-card:hover{transform:none}}
/* Exam catalogue and alternative-answer practice. */
.subject-catalog{grid-template-columns:1fr;gap:30px;align-items:start}.subject-catalog>div:first-child{max-width:600px}.exam-catalog{display:grid;grid-template-columns:1fr 1fr;gap:24px;min-width:0}.exam-catalog>article{background:var(--paper);border-radius:20px;padding:25px;min-width:0}.exam-catalog h3{display:flex;align-items:center;gap:12px;font-size:24px}.exam-catalog h3 .tag{font-size:9px;letter-spacing:0}.exam-catalog .subject-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:22px 0 0}.exam-catalog .subject-card{padding:15px;gap:9px;min-height:85px}.subject-card>span{font-size:13px;font-weight:700;line-height:1.4}.subject-card>small{font-size:9px;line-height:1.5;color:var(--muted)}.workspace>.coverage-label{margin-bottom:20px}.answer-options{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:17px}.answer-option{min-height:48px;min-width:0;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:12px;text-align:left;line-height:1.5;overflow-wrap:anywhere}.answer-option:hover{border-color:var(--blue);background:#f7f8ff}.answer-option.selected{background:#eef0ff;border-color:var(--blue);color:#293bd9;font-weight:700}.math{white-space:normal}.subject-select>div,.route-selector>div{flex:1;min-width:0}.route-selector select{min-width:0}
@media(max-width:700px){.exam-catalog{grid-template-columns:1fr;gap:18px}.exam-catalog>article{padding:20px}.exam-catalog .subject-card{padding:13px}.subject-card>span{font-size:12px}.subject-card>small{font-size:8px}.answer-options{grid-template-columns:1fr}.answer-option{font-size:11px}.subject-catalog{gap:24px}}
.mini .answer-options{grid-template-columns:1fr}.mini .answer-option{font-size:11px}
@media(max-width:360px){.exam-catalog .subject-grid{grid-template-columns:1fr}}
.exam-catalog .subject-card>span{max-width:100%;overflow-wrap:anywhere}
/* Closed beta account integration. */
.boot-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px}.boot-screen .mark{width:64px;height:68px;font-size:56px}.boot-screen p{font-size:14px}.beta-banner{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px solid #dce1ff;background:#eef0ff;padding:17px 20px;border-radius:14px;margin-bottom:24px}.beta-banner strong,.beta-banner span{display:block;font-size:12px;line-height:1.6}.beta-banner span{font-size:10px;color:#535a7a;margin-top:3px}.beta-banner .text-link{white-space:nowrap}.top-actions{display:flex;align-items:center;gap:18px}.top-actions>a{display:flex;min-height:44px;align-items:center}.admin-shortcut{color:var(--blue);font-size:11px;font-weight:700}.account-shortcut{overflow-wrap:anywhere;min-width:0}.app-error{border:1px solid #f0b8c0;background:#fff0f3;color:#972b40;padding:16px;border-radius:12px;margin-bottom:20px;font-size:12px}.owner-link{padding-left:12px;font-size:11px}.sidebar-footer>div{min-width:0;overflow-wrap:anywhere}.sidebar-footer strong{max-width:132px}.workspace[aria-busy=true]{opacity:.8}.math{font-size:clamp(22px,2.5vw,36px)}
@media(max-width:700px){.beta-banner{padding:15px;gap:12px}.beta-banner strong{font-size:11px}.beta-banner span{font-size:9px}.beta-banner .text-link{font-size:11px}.top-actions{gap:12px}.account-shortcut{font-size:11px;max-width:47%}.math{font-size:25px}.admin-shortcut{font-size:10px}}
.mini .beta-banner{padding:15px}.mini .beta-banner span{font-size:9px}.mini .beta-banner .text-link{font-size:11px}.mini .account-shortcut{font-size:11px;max-width:47%}.mini .top-actions{gap:12px}.mini .math{font-size:25px}
.study-summary{max-width:650px;margin:0 auto 24px;border:1px solid #dce4c7;background:#f2f8e6;border-radius:13px;text-align:left;padding:18px 20px}.study-summary strong{font-size:14px}.study-summary p{font-size:11px;margin-top:7px}.study-summary .text-link{font-size:11px;margin-top:5px}
@media(max-width:700px){.sidebar .owner-link{display:none}}
.mini .sidebar .owner-link{display:none}
.math.task-prose{display:block;font-size:20px;line-height:1.65;font-weight:400;text-align:left;padding:26px 0;min-height:0;white-space:pre-wrap}
@media(max-width:700px){.math.task-prose{font-size:17px;line-height:1.6;padding:23px 0}}
.mini .math.task-prose{font-size:17px;line-height:1.6;padding:23px 0}
@media(max-width:700px){.sidebar .app-nav a[href="#plan"],.sidebar .app-nav a[href="#coverage"],.sidebar .app-nav a[href="#errors"]{display:none}}
.mini .sidebar .app-nav a[href="#plan"],.mini .sidebar .app-nav a[href="#coverage"],.mini .sidebar .app-nav a[href="#errors"]{display:none}

/* Closed-beta design: shared controls, generous reading scale, coherent hierarchy. */
:root{--blue:var(--ui-brand,#4353ff);--lime:var(--ui-lime,#d8f568);--ink:var(--ui-ink,#191c2c);--muted:var(--ui-muted,#687087);--paper:var(--ui-canvas,#f5f6fb);--line:var(--ui-border,#e3e7f1);--radius:20px}
.button{min-height:48px;gap:14px;border-radius:12px;box-shadow:0 4px 12px #4353ff20;transition:background .16s,transform .16s,box-shadow .16s,border-color .16s}
.button:hover:not(:disabled){background:var(--ui-brand-hover,#2e3fe1);box-shadow:0 7px 18px #4353ff28;transform:translateY(-2px)}
.button:active:not(:disabled){transform:translateY(0);box-shadow:none}.button.secondary{box-shadow:none;border-color:#d7dcec}.button.secondary:hover:not(:disabled){background:#eef0ff;border-color:#b8c1ff;color:var(--blue)}
.button:disabled{transform:none;box-shadow:none}.button .ui-icon{margin-left:auto}.text-link{gap:7px}.is-loading{cursor:progress!important}.is-loading:after{content:'';width:15px;height:15px;flex-shrink:0;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:blitso-spin .7s linear infinite}.is-loading>.ui-icon{display:none}@keyframes blitso-spin{to{transform:rotate(360deg)}}
.public-header{padding:25px 40px;max-width:1320px}.public-header nav{gap:28px;font-size:14px;color:#4c536a}.public-header nav a:hover{color:var(--blue)}.public-header .button{min-height:48px;gap:12px}.logo{letter-spacing:-1.8px}.mark{border-radius:12px;box-shadow:0 4px 10px #4353ff20}.hero{max-width:1320px;grid-template-columns:1.08fr 1fr;gap:48px;padding:40px 40px 56px}.hero-kicker{font-size:11px;font-weight:700;letter-spacing:1.3px;color:#525d7b;display:flex;gap:9px;align-items:center}.hero-kicker i{height:7px;width:7px;background:var(--blue);border-radius:50%;box-shadow:0 0 0 4px #eef0ff}.hero h1{font-size:clamp(48px,5.25vw,76px);letter-spacing:-.065em;line-height:1.05;margin:25px 0}.hero-copy>p{font-size:16px;line-height:1.75;max-width:450px}.hero-actions{margin-top:30px;gap:20px;align-items:center;flex-direction:row}.hero-actions>.button{min-height:56px;padding:16px 23px;font-size:15px}.hero-actions>span{font-size:11px;line-height:1.6;position:relative;padding-left:23px}.hero-actions>span .ui-icon{position:absolute;left:0;top:2px;color:var(--blue)}.hero-secondary{display:inline-flex;gap:9px;align-items:center;min-height:44px;margin-top:14px;color:#525d7b;font-size:12px}.hero-secondary:hover{color:var(--blue)}
.hero-art{min-height:540px;height:540px;border-radius:32px;background:linear-gradient(145deg,#eff1ff 0%,#e2e7ff 80%);overflow:hidden;border:1px solid #dfe4fb;box-shadow:inset 0 0 70px #ffffff60}.hero-art-label{position:absolute;left:25px;right:25px;top:26px;display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:10px;letter-spacing:1.2px;font-weight:700;color:#5965b0}.hero-art .hero-pet{position:absolute;width:83%;height:390px;max-width:none;object-fit:contain;margin:0;top:58px;left:8.5%;z-index:2;filter:drop-shadow(0 20px 17px #3343c522)}.hero-art .orbit{width:380px;height:380px;border-color:#8996f44d;top:75px;transform:rotate(-25deg) scaleY(.8)}.hero-art .orbit:after{border-color:#8996f42b}.hero-art .plus{color:#6679e1;top:95px;right:28px;font-size:33px}.hero-art .fraction{top:265px;left:22px;font-size:27px;color:#8896df}.hero-caption{position:absolute;bottom:27px;left:24px;right:24px;display:flex;align-items:center;flex-direction:column;gap:12px;z-index:3}.hero-caption .tag{border-radius:30px;font-size:10px;letter-spacing:.6px;padding:8px 13px;transform:rotate(-3deg)}.hero-caption strong{font-size:17px;color:#3d4672;letter-spacing:-.3px}
.benefit-strip{max-width:1240px;padding:27px 0;border-top-color:#e9ecf5;border-bottom-color:#e9ecf5}.benefit-strip span{gap:13px}.benefit-strip strong{font-size:13px;font-weight:600}.section{max-width:1320px;padding:88px 40px;gap:84px}.section h2{font-size:44px;letter-spacing:-.05em;line-height:1.12}.section p{font-size:15px;line-height:1.75}.section .eyebrow{font-size:10px;color:#7a8298;letter-spacing:1.3px}.steps-list>div{padding:24px 0;gap:23px}.steps-list b{width:44px;height:44px;border-radius:14px;font-size:15px;background:#eef0ff}.steps-list h3{font-size:21px}.steps-list p{font-size:14px}.companion{max-width:1240px;margin:0 auto;background:#eef0ff;border:1px solid #e2e6fc;border-radius:30px;padding:42px 54px;gap:70px}.companion-art{min-height:340px}.companion-art .pet{height:330px;width:100%;object-fit:contain}.companion-speech{right:-4px;top:10px;padding:16px 18px;border:1px solid #e4e8f4;font-size:12px;box-shadow:0 8px 24px #2c3b9510}.subject-catalog{grid-template-columns:1fr;gap:36px;background:#fafbff;max-width:none;border-block:1px solid #edf0f9}.subject-catalog>div{width:100%;max-width:1240px;margin:0 auto}.subject-catalog>div:first-child{max-width:1240px}.subject-catalog>div:first-child>p{max-width:570px}.exam-catalog{gap:24px}.exam-catalog>article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px}.exam-catalog h3{font-size:29px;justify-content:space-between}.exam-catalog h3 .tag{font-size:10px;border-radius:30px;background:#f2f4fb;color:#5d6684;padding:8px 10px}.exam-catalog .subject-card{padding:17px;gap:11px;border-radius:14px;min-height:92px;transition:background .16s,border-color .16s,transform .16s}.exam-catalog .subject-card:hover{background:#f7f8ff;transform:translateY(-2px);border-color:#acb6ff}.exam-catalog .subject-card>span{font-size:14px}.exam-catalog .subject-card>small{font-size:11px}.trust-list{display:grid;gap:25px}.trust-list article{display:flex;gap:18px;align-items:flex-start}.trust-list article>span{width:48px;height:48px;flex-shrink:0;border-radius:14px;background:#eef0ff;color:var(--blue);display:grid;place-items:center}.trust-list h3{font-size:20px;margin:2px 0 8px}.trust-list p{font-size:14px}.access{background:#f6f8ed;border-block:1px solid #e9eddb;max-width:none;grid-template-columns:1fr 1fr;padding-inline:max(40px,calc((100% - 1240px)/2))}.access-details{padding:28px;background:#fff;border:1px solid #e1e7ce;border-radius:24px}.access-details h3{font-size:26px}.access-details .button{margin-top:24px;font-size:14px}.access-details .text-link{font-size:12px;display:flex;width:fit-content;margin-top:10px}.public-footer{max-width:1320px;padding:32px 40px}.public-footer>a:last-child{gap:7px}
/* Learner cabinet */
.app-shell{grid-template-columns:236px minmax(0,1fr)}.sidebar{padding:32px 17px 20px;gap:28px}.sidebar .logo{margin-left:12px;font-size:31px}.app-nav{gap:5px}.app-nav a{min-height:49px;border-radius:12px;padding:12px 16px;font-size:13px;gap:13px;color:#657087}.app-nav a>span{display:flex;align-items:center;justify-content:center;width:22px}.app-nav a:hover{color:var(--blue);background:#f0f2ff}.app-nav a.active{background:#eef0ff;color:var(--blue);box-shadow:none;font-weight:700}.app-nav a.active:before{content:'';width:3px;height:22px;border-radius:3px;background:var(--blue);position:absolute;left:0}.app-nav a{position:relative}.nav-more{display:none}.sidebar-footer{padding:20px 7px 0}.sidebar-footer strong{font-size:12px;line-height:1.6}.sidebar-footer small{font-size:10px}.avatar{height:38px;width:38px;flex-shrink:0;border-radius:13px}.mini-link{font-size:11px}.app-top{height:80px;padding-inline:40px;font-size:13px}.top-actions{gap:20px}.xp-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;background:#f2f5e5;color:#53622b;padding:10px 14px;border-radius:30px}.workspace{padding:32px 40px 36px;max-width:1390px}.subject-select{padding:16px 20px;border-radius:16px;gap:20px;background:#ffffffa0;max-width:640px;margin-bottom:32px}.subject-select label{font-size:11px;color:#6a748b;letter-spacing:.1px;min-width:120px}.subject-select select{font-size:14px;background:#fff;margin-top:6px;min-height:46px;border-color:#dce1ef}.subject-select label:first-child{flex:.55}.page-head{margin-bottom:28px}.page-head h1{font-size:38px;line-height:1.13;margin:13px 0 11px;letter-spacing:-.05em}.page-head>p{font-size:14px;line-height:1.7}.page-head .chip{font-size:10px;background:#e9edff;color:#5564b4;padding:7px 10px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 266px;gap:26px}.pet-card{border:1px solid #dde3fc;background:linear-gradient(155deg,#edf0ff,#e5eaff);padding:25px 22px;border-radius:24px}.pet-card .tag{font-size:9px;letter-spacing:1px;border-radius:30px;padding:8px 12px}.pet-card .pet{height:215px;margin:18px auto}.pet-card h3{font-size:20px}.pet-card p{font-size:13px;line-height:1.65}.pet-card small{font-size:11px}.pet-card .text-link{font-size:12px;margin-top:12px}.section-card{padding:26px;border-radius:20px;box-shadow:0 2px 5px #29376503}.section-card h3{font-size:20px}.row .text-link{font-size:12px}.topic-row{padding-top:23px}.topic-row strong{font-size:14px;font-weight:600}.topic-row .row>span{font-size:11px}.topic-row small{font-size:11px;line-height:1.6}.track{height:8px;background:#edf0f7;margin-top:13px}.topic-row .track>span{background:#7682ff}.dashboard-pair{gap:18px;margin-top:22px}.link-card{padding:24px;border-radius:20px}.link-card h3{font-size:18px;margin:16px 0 9px;line-height:1.3}.link-card p{font-size:12px;line-height:1.65}.tile-icon{width:43px;height:43px;border-radius:13px}.local-note{font-size:11px;padding-bottom:30px}.beta-banner{border-color:#dfe4f6;background:#eef1ff;padding:17px 20px;margin-bottom:25px;border-radius:16px}.beta-banner strong{font-size:13px}.beta-banner span{font-size:12px;line-height:1.6}.beta-banner .text-link{font-size:13px}.coverage-label{font-size:11px;line-height:1.6;padding:7px 11px;border-radius:8px}.topic-grid{gap:20px}.topic-card{padding:22px;border-radius:22px}.topic-art{height:132px;margin-bottom:22px;border-radius:15px;background:#eef0ff;letter-spacing:0}.topic-art .ui-icon{width:46px;height:46px;stroke-width:1.35}.topic-art.art-1{background:#eff7d6;color:#637c30}.topic-art.art-2{background:#4353ff;color:#fff}.topic-card .eyebrow{font-size:10px;letter-spacing:.5px}.topic-card h2{font-size:25px;line-height:1.2;margin:13px 0}.topic-card p{font-size:13px;line-height:1.7;margin-bottom:23px}.topic-card .button{font-size:14px;min-height:48px}.mixed{padding:26px 28px;border:1px solid #dfe4fa;background:#edf0ff}.mixed h3{font-size:24px}.mixed p{font-size:13px}.mixed .button{font-size:14px}.training-layout{grid-template-columns:minmax(0,1fr) 224px;gap:26px}.task-card{border-radius:24px;padding:32px;box-shadow:0 6px 20px #28325104}.task-meta{font-size:12px;padding-bottom:22px}.task-dots i{width:8px;height:8px}.task-card h2{font-size:26px;line-height:1.35;margin-top:28px}.math{margin:15px 0 22px;background:#f8f9ff;border:1px solid #eef0fa;border-radius:16px;min-height:155px;padding:25px 18px}.math.task-prose{font-size:19px;line-height:1.7;padding:23px;font-weight:400;min-height:0}#answer-form label{font-size:14px;margin-bottom:14px}#answer-form label>span{font-size:12px;line-height:1.6;margin-top:5px}.answer-row input{min-height:50px;font-size:16px;border-color:#cbd2e6;border-radius:12px}.answer-row .button{font-size:14px;min-height:50px;padding:13px 20px}.answer-option{font-size:14px;line-height:1.6;padding:14px 16px;border-radius:12px;border-color:#dfe4ef;transition:background .15s,border-color .15s}.answer-option.selected{box-shadow:inset 0 0 0 1px var(--blue);background:#eef0ff}.validation{font-size:12px;line-height:1.6}.task-actions{gap:8px 22px;margin-top:17px}.task-actions .text-link{font-size:12px}.task-bottom{font-size:11px;margin-top:26px;padding-top:17px;gap:10px}.task-bottom a,.task-bottom>span{display:flex;align-items:center;gap:7px}.training-pet{padding:22px 5px}.training-pet .pet{height:235px;object-fit:contain}.training-pet h3{font-size:20px;margin:20px 0 10px}.training-pet p{font-size:13px;line-height:1.7}.feedback,.hint{padding:22px;border:1px solid #dbe2ff;border-radius:16px}.feedback.success{border-color:#dfebbe;background:#f1f8e1}.feedback.needs-review{border-color:#efdfb4;background:#fff8e9}.feedback h3,.hint strong{font-size:19px;line-height:1.4}.feedback p,.hint p{font-size:14px;line-height:1.7}.solution{padding:23px 0 12px}.solution .eyebrow{font-size:10px;margin-bottom:20px}.solution-step{gap:14px;margin-bottom:20px}.solution-step b{width:30px;height:30px;border-radius:9px;font-size:13px}.solution-step p{font-size:14px;line-height:1.75}.empty,.summary-card{border-radius:24px;padding:40px}.empty p,.summary-card>p{font-size:14px;line-height:1.75}.empty h2,.summary-card h2{font-size:34px}.stats{gap:18px}.stats>div{padding:28px;border-radius:20px}.stats b{font-size:42px;letter-spacing:-2px}.stats span{font-size:12px;line-height:1.6}.note{font-size:12px;line-height:1.75}.error-list article{padding:24px;border-radius:18px;gap:20px}.error-list small{font-size:12px}.error-list h3{font-size:21px;overflow-wrap:anywhere;line-height:1.5}.error-list .button{font-size:13px}.pet-room{border-radius:26px;gap:30px}.pet-scene{background:#e9edff;min-height:480px}.pet-scene>.pet{height:380px;object-fit:contain}.pet-details{padding:34px 32px 34px 0}.pet-details>p{font-size:14px;line-height:1.7}.pet-details h2{font-size:36px}.pet-details>small{font-size:11px;line-height:1.7;display:block}.pet-details h3{font-size:20px}.pet-details>.button{font-size:14px}.accessory{font-size:12px;min-height:78px;padding:13px;border-radius:12px;line-height:1.5}.accessory small{font-size:10px;line-height:1.6}.accessory.selected{box-shadow:inset 0 0 0 1px var(--blue)}.study-summary strong{font-size:15px}.study-summary p,.study-summary .text-link{font-size:13px}.app-error{font-size:14px;line-height:1.7;border-radius:14px}
@media(min-width:1600px){.hero{padding-top:55px;padding-bottom:70px}}
@media(max-width:1150px){.hero{gap:30px}.hero h1{font-size:58px}.hero-art{height:510px;min-height:510px}.hero-art .hero-pet{height:370px;top:57px}.hero-copy>p{font-size:15px}.hero-actions{align-items:flex-start;flex-direction:column;gap:14px}.hero-actions>span br{display:none}.hero-secondary{font-size:11px}.benefit-strip{margin-inline:40px}.section{gap:45px}.section h2{font-size:38px}.companion{margin-inline:40px;padding:36px}.app-shell{grid-template-columns:212px minmax(0,1fr)}.app-nav a{font-size:12px;padding-inline:12px}.workspace{padding:28px}.app-top{padding-inline:28px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 222px;gap:20px}.pet-card{padding:22px 17px}.pet-card .pet{height:180px}.training-layout{grid-template-columns:minmax(0,1fr) 180px;gap:18px}.training-pet .pet{height:205px}.task-card{padding:26px}.topic-grid{gap:14px}.topic-card{padding:18px}.topic-card h2{font-size:22px}.topic-card p{font-size:12px}.pet-room{grid-template-columns:1fr;gap:0}.pet-details{padding:28px}.pet-scene{min-height:320px}.pet-scene>.pet{height:300px}.section .button{font-size:14px}}
@media(max-width:950px){.hero{grid-template-columns:1fr 1fr;padding-inline:30px;gap:24px}.hero h1{font-size:49px}.hero-art{height:470px;min-height:470px}.hero-art .hero-pet{height:325px;top:66px}.hero-art-label{font-size:8px;letter-spacing:.8px;left:20px;right:20px}.hero-caption strong{font-size:14px}.public-header{padding-inline:30px}.public-header nav{gap:15px;font-size:12px}.benefit-strip{margin-inline:30px}.benefit-strip strong{font-size:11px}.benefit-strip span{gap:9px}.companion{margin-inline:30px}.companion-art .pet{height:280px}.section h2{font-size:35px}.app-shell{grid-template-columns:190px minmax(0,1fr)}.dashboard-grid,.training-layout{grid-template-columns:1fr}.pet-card,.training-pet{display:none}.topic-grid{grid-template-columns:1fr}.topic-card{grid-template-columns:94px minmax(0,1fr);padding:22px;gap:9px 23px}.topic-art{grid-row:1/5;height:145px;width:94px;margin:0}.topic-card h2,.topic-card p{margin:0}.topic-card .button{justify-self:start;margin-top:7px}.page-head h1{font-size:34px}.exam-catalog>article{padding:22px}.stats>div{padding:23px 19px}}
@media(max-width:700px){.public-header{padding:18px 20px}.public-header .button{min-height:44px;font-size:12px;padding:10px 14px}.public-header .logo{font-size:29px}.public-header nav{display:none}.hero{grid-template-columns:1fr;padding:24px 20px 34px;gap:28px}.hero-kicker{font-size:9px;letter-spacing:.8px}.hero h1{font-size:clamp(43px,10.4vw,65px);line-height:1.07;margin:24px 0 20px}.hero-copy>p{font-size:15px;max-width:490px;line-height:1.7}.hero-actions{flex-direction:row;gap:16px;align-items:center;margin-top:24px}.hero-actions>.button{font-size:13px;min-height:52px;padding:14px 18px;gap:15px}.hero-actions>span{font-size:10px;max-width:115px;padding-left:20px}.hero-actions>span br{display:block}.hero-secondary{font-size:12px;margin-top:11px}.hero-art{height:450px;min-height:450px;max-width:500px;border-radius:26px}.hero-art .hero-pet{height:320px;top:54px}.hero-art-label{font-size:8px;left:22px;right:22px;top:24px;letter-spacing:.8px}.hero-art .orbit{top:65px;max-width:80%;height:290px}.hero-art .plus{top:86px;right:24px;font-size:28px}.hero-art .fraction{top:236px;left:14px;font-size:24px}.hero-caption{bottom:23px;gap:11px}.hero-caption strong{font-size:15px}.hero-caption .tag{font-size:9px}.benefit-strip{display:grid;grid-template-columns:1fr;margin-inline:20px;gap:17px;padding:23px 0}.benefit-strip span{gap:13px}.benefit-strip strong{font-size:12px}.benefit-strip .ui-icon{width:21px;height:21px}.section{padding:52px 20px;gap:26px;grid-template-columns:1fr}.section h2{font-size:34px;margin:15px 0 17px}.section p{font-size:14px;line-height:1.75}.section .eyebrow{font-size:9px;letter-spacing:.8px}.steps-list>div{padding:21px 0;gap:18px}.steps-list b{width:40px;height:40px;border-radius:12px;font-size:13px}.steps-list h3{font-size:20px}.steps-list p{font-size:13px}.subject-catalog{gap:28px}.exam-catalog{grid-template-columns:1fr;gap:20px}.exam-catalog>article{padding:21px;border-radius:20px}.exam-catalog h3{font-size:27px}.exam-catalog h3 .tag{font-size:9px}.exam-catalog .subject-grid{gap:10px;margin-top:20px}.exam-catalog .subject-card{padding:14px;min-height:90px;gap:10px}.exam-catalog .subject-card>span{font-size:12px;line-height:1.5}.exam-catalog .subject-card>small{font-size:10px}.companion{margin:0 20px;padding:26px;gap:16px;border-radius:24px}.companion-art{min-height:275px}.companion-art .pet{height:275px}.companion-speech{font-size:10px;padding:12px;right:0}.companion h2{font-size:31px}.companion .button{font-size:13px;padding-inline:18px;gap:12px}.trust-list{gap:23px}.trust-list article{gap:15px}.trust-list article>span{width:42px;height:42px;border-radius:12px}.trust-list h3{font-size:18px}.trust-list p{font-size:13px}.access{padding:45px 20px;gap:24px}.access-details{padding:24px;border-radius:20px}.access-details h3{font-size:23px}.access-details p{font-size:13px}.access-details .button{font-size:12px;gap:12px;padding-inline:16px}.access-details .text-link{font-size:11px}.public-footer{padding:27px 20px;gap:20px;font-size:11px}.public-footer>span{font-size:10px}.public-footer>a:last-child{font-size:11px;margin-top:-10px}.app-shell{display:block}.sidebar{position:fixed;top:auto;bottom:0;height:auto;display:block;padding:6px 8px max(8px,env(safe-area-inset-bottom));z-index:35;background:#fffffff5;box-shadow:0 -5px 22px #263a7c08;gap:0}.app-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:3px}.app-nav a,.nav-more{min-height:54px;padding:7px 2px;gap:5px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:9px;line-height:1.3;border-radius:11px;color:#6d7790;white-space:nowrap;background:transparent;border:0;font-weight:600}.app-nav a>span,.nav-more>span{display:grid;place-items:center;width:22px;height:22px}.app-nav .ui-icon{width:20px;height:20px}.app-nav a.active,.nav-more.active,.nav-more[aria-expanded=true]{background:#eef0ff;color:var(--blue)}.app-nav a.active:before{display:none}.sidebar .app-nav a.nav-extra{display:none}.sidebar .app-nav a[href="#plan"]{display:flex}.sidebar.menu-open .app-nav a.nav-extra{display:flex;grid-row:1}.sidebar.menu-open .app-nav a:not(.nav-extra),.sidebar.menu-open .nav-more{grid-row:2}.sidebar.menu-open .nav-more{grid-column:5}.sidebar.menu-open{border-top-left-radius:20px;border-top-right-radius:20px}.app-main{padding-bottom:88px}.app-top{height:66px;padding-inline:20px;font-size:12px}.top-actions{gap:12px}.xp-badge{font-size:10px;padding:8px 11px}.account-shortcut{font-size:12px;max-width:55%}.workspace{padding:24px 20px 28px}.subject-select{padding:14px 16px;gap:13px;margin-bottom:26px;border-radius:14px}.subject-select label{font-size:10px;min-width:88px}.subject-select select{font-size:12px;min-height:44px;margin-top:5px;padding:9px 10px}.subject-select label:first-child{flex:.5}.page-head{margin-bottom:23px}.page-head h1{font-size:30px;line-height:1.15;margin:13px 0 11px}.page-head>p{font-size:13px;line-height:1.7}.page-head .chip{font-size:9px}.dashboard-grid,.training-layout{grid-template-columns:1fr;gap:19px}.section-card{padding:22px;margin-top:20px}.section-card h3{font-size:18px}.section-card h2{font-size:24px}.row .text-link{font-size:11px}.topic-row{padding-top:22px}.topic-row strong{font-size:13px}.topic-row .row>span{font-size:10px}.topic-row small{font-size:10px;line-height:1.7}.dashboard-pair{gap:12px;margin-top:19px}.link-card{padding:19px 17px;border-radius:18px}.link-card h3{font-size:17px;line-height:1.3;margin:15px 0 9px}.link-card p{font-size:11px;line-height:1.65}.tile-icon{height:40px;width:40px}.local-note{font-size:10px;padding:0 20px 24px}.beta-banner{padding:15px;gap:12px;border-radius:14px;margin-bottom:22px;align-items:flex-start}.beta-banner strong{font-size:12px}.beta-banner span{font-size:11px;line-height:1.6}.beta-banner .text-link{font-size:12px}.coverage-label{font-size:10px}.topic-grid{gap:15px;grid-template-columns:1fr}.topic-card{padding:20px;grid-template-columns:67px minmax(0,1fr);gap:8px 18px}.topic-art{height:130px;width:67px;border-radius:13px;grid-row:1/5;margin:0}.topic-art .ui-icon{width:33px;height:33px}.topic-card h2{font-size:22px;line-height:1.2;margin:0}.topic-card .eyebrow{font-size:9px}.topic-card p{font-size:12px;line-height:1.65;margin:0}.topic-card .button{font-size:13px;min-height:46px;padding:11px 15px;gap:12px;justify-self:start}.mixed{padding:23px;gap:19px;align-items:stretch;flex-direction:column}.mixed h3{font-size:23px}.mixed p{font-size:12px;line-height:1.7}.mixed .button{font-size:13px;width:100%}.task-card{padding:23px 20px;border-radius:20px}.task-meta{font-size:11px;padding-bottom:20px}.task-dots{gap:4px}.task-dots i{width:7px;height:7px}.task-card h2{font-size:23px;margin-top:24px}.math{font-size:30px;min-height:145px;padding:20px 13px;gap:14px;margin:17px 0 24px}.math.task-prose{font-size:17px;padding:20px 17px;line-height:1.7}.fraction-number{font-size:29px;min-width:34px}#answer-form label{font-size:13px}#answer-form label>span{font-size:11px}.answer-row{gap:10px}.answer-row .button{font-size:12px;min-height:49px;padding:12px 15px}.answer-row input{min-height:49px;font-size:16px}.answer-options{grid-template-columns:1fr;gap:10px}.answer-option{font-size:13px;padding:13px;min-height:48px}.task-actions{gap:5px 18px;margin-top:14px}.task-actions .text-link{font-size:11px}.task-bottom{font-size:10px;gap:5px;margin-top:21px;padding-top:13px}.feedback,.hint{padding:19px;margin:16px 0}.feedback h3,.hint strong{font-size:18px}.feedback p,.hint p{font-size:13px;line-height:1.7}.solution .eyebrow{font-size:9px}.solution-step p{font-size:13px;line-height:1.75}.solution-step{gap:12px}.solution-step b{width:28px;height:28px}.empty,.summary-card{padding:28px 22px;border-radius:20px}.empty h2,.summary-card h2{font-size:29px}.empty p,.summary-card>p{font-size:13px}.empty .pet,.summary-card>.pet{height:180px;width:180px}.stats{gap:10px;margin-bottom:20px}.stats>div{padding:21px 13px;border-radius:17px}.stats b{font-size:35px;margin-bottom:10px}.stats span{font-size:10px;line-height:1.6}.summary-card .stats>div{padding:18px 8px}.summary-card .stats span{font-size:9px}.summary-card .row{gap:12px}.summary-card .button{font-size:13px}.note{font-size:11px;line-height:1.75}.error-list article{padding:20px;gap:14px;border-radius:17px}.error-list small{font-size:11px}.error-list h3{font-size:20px;line-height:1.6}.error-list article .button{font-size:12px;margin-left:54px;min-height:44px}.pet-room{grid-template-columns:1fr;gap:0;border-radius:22px}.pet-scene{min-height:320px}.pet-scene>.pet{height:295px;max-width:90%;margin:0}.pet-details{padding:27px 23px}.pet-details h2{font-size:31px}.pet-details>p{font-size:13px}.pet-details>small{font-size:10px;line-height:1.7}.pet-details h3{font-size:19px}.pet-details>.button{font-size:13px}.accessory{font-size:11px;min-height:76px;padding:12px}.accessory small{font-size:9px}.study-summary{padding:17px}.study-summary strong{font-size:14px}.study-summary p,.study-summary .text-link{font-size:12px}.app-error{font-size:13px}#notice:not(:empty){bottom:91px;font-size:12px;max-width:calc(100% - 32px)}}
/* Mini uses the same mobile hierarchy, even inside a desktop preview. */
.mini .app-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:3px}.mini .app-nav a,.mini .nav-more{min-height:54px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:7px 2px;border:0;border-radius:11px;background:transparent;color:#6d7790;font-size:9px;line-height:1.3;font-weight:600;white-space:nowrap}.mini .app-nav a.active,.mini .nav-more.active,.mini .nav-more[aria-expanded=true]{background:#eef0ff;color:var(--blue)}.mini .app-nav a.active:before{display:none}.mini .app-nav a>span,.mini .nav-more>span{display:grid;place-items:center;height:22px;width:22px}.mini .app-nav .ui-icon{width:20px;height:20px}.mini .sidebar .app-nav a.nav-extra{display:none}.mini .sidebar .app-nav a[href="#plan"]{display:flex}.mini .sidebar.menu-open .app-nav a.nav-extra{display:flex;grid-row:1}.mini .sidebar.menu-open .app-nav a:not(.nav-extra),.mini .sidebar.menu-open .nav-more{grid-row:2}.mini .sidebar.menu-open .nav-more{grid-column:5}.mini .sidebar{padding:6px 8px max(8px,env(safe-area-inset-bottom));box-shadow:0 -5px 22px #263a7c08}.mini .app-main{padding-bottom:88px}.mini .workspace{padding:24px 20px 28px}.mini .page-head h1{font-size:30px}.mini .page-head>p{font-size:13px;line-height:1.7}.mini .page-head .chip{font-size:9px}.mini .subject-select{padding:14px 16px;gap:13px;margin-bottom:26px}.mini .subject-select label{font-size:10px;min-width:88px}.mini .subject-select select{font-size:12px;min-height:44px;padding:9px 10px;margin-top:5px}.mini .subject-select label:first-child{flex:.5}.mini .beta-banner strong{font-size:12px}.mini .beta-banner span{font-size:11px}.mini .beta-banner .text-link{font-size:12px}.mini .app-top{height:66px;font-size:12px}.mini .account-shortcut{font-size:12px;max-width:55%}.mini .section-card{padding:22px}.mini .section-card h3{font-size:18px}.mini .row .text-link{font-size:11px}.mini .topic-row strong{font-size:13px}.mini .topic-row small,.mini .topic-row .row>span{font-size:10px}.mini .link-card{padding:19px 17px}.mini .link-card h3{font-size:17px}.mini .link-card p{font-size:11px}.mini .local-note{font-size:10px}.mini .topic-card{padding:20px;grid-template-columns:67px minmax(0,1fr);gap:8px 18px}.mini .topic-art{height:130px;width:67px}.mini .topic-art .ui-icon{width:33px;height:33px}.mini .topic-card h2{font-size:22px}.mini .topic-card p{font-size:12px}.mini .topic-card .eyebrow{font-size:9px}.mini .topic-card .button{font-size:13px;min-height:46px}.mini .task-card{padding:23px 20px;border-radius:20px}.mini .task-card h2{font-size:23px}.mini .task-meta{font-size:11px}.mini .math{font-size:30px;min-height:145px;padding:20px 13px;gap:14px}.mini .math.task-prose{font-size:17px;line-height:1.7;padding:20px 17px;min-height:0}.mini .answer-row .button{font-size:12px;min-height:49px}.mini .answer-option{font-size:13px}.mini .task-actions .text-link{font-size:11px}.mini .task-bottom{font-size:10px}.mini .stats b{font-size:35px}.mini .stats span{font-size:10px}.mini .summary-card .stats span{font-size:9px}.mini .pet-scene{min-height:320px}.mini .pet-scene>.pet{height:295px}.mini .pet-details{padding:27px 23px}.mini .pet-details>p{font-size:13px}.mini .empty p,.mini .summary-card>p{font-size:13px}.mini .empty h2,.mini .summary-card h2{font-size:29px}.mini #notice:not(:empty){bottom:91px;max-width:398px}
@media(max-width:370px){.hero{padding-inline:16px}.hero-kicker{font-size:8px;letter-spacing:.55px}.hero h1{font-size:42px}.hero-copy>p{font-size:14px}.hero-actions{flex-direction:column;align-items:stretch;gap:13px}.hero-actions>.button{justify-content:space-between;font-size:14px}.hero-actions>span{max-width:none;font-size:11px}.hero-actions>span br{display:none}.hero-art{height:400px;min-height:400px}.hero-art .hero-pet{height:278px;top:55px}.hero-caption strong{font-size:13px}.hero-art-label{font-size:7px;left:17px;right:17px}.hero-caption .tag{font-size:8px}.hero-caption{bottom:22px}.section h2{font-size:30px}.exam-catalog>article{padding:18px}.exam-catalog .subject-grid{grid-template-columns:1fr}.exam-catalog .subject-card{min-height:75px}.companion{margin-inline:16px;padding:22px}.companion .button{font-size:12px;padding-inline:14px}.access-details{padding:20px}.access-details .button{font-size:11px;gap:8px;padding-inline:12px}.workspace,.mini .workspace{padding:22px 16px 27px}.app-top,.mini .app-top{padding-inline:16px}.page-head h1,.mini .page-head h1{font-size:28px}.page-head>p,.mini .page-head>p{font-size:12px}.subject-select,.mini .subject-select{padding:13px;gap:10px}.subject-select select,.mini .subject-select select{font-size:11px;padding-inline:8px}.beta-banner,.mini .beta-banner{gap:9px;padding:13px}.beta-banner span,.mini .beta-banner span{font-size:10px}.topic-card,.mini .topic-card{padding:18px;grid-template-columns:48px minmax(0,1fr);column-gap:14px}.topic-art,.mini .topic-art{width:48px}.topic-card h2,.mini .topic-card h2{font-size:20px}.topic-card p,.mini .topic-card p{font-size:11px}.task-card,.mini .task-card{padding:21px 17px}.task-card h2,.mini .task-card h2{font-size:21px}.math,.mini .math{gap:11px;font-size:28px}.math.task-prose,.mini .math.task-prose{font-size:16px;padding:18px 14px}.task-meta,.mini .task-meta{font-size:10px}.answer-row{flex-wrap:wrap}.answer-row>input{flex-basis:100%}.answer-row .button{width:100%}.task-actions .text-link,.mini .task-actions .text-link{font-size:11px}.stats>div,.mini .stats>div{padding:19px 10px}.stats b,.mini .stats b{font-size:31px}.stats span,.mini .stats span{font-size:9px}.dashboard-pair{gap:10px}.link-card,.mini .link-card{padding:17px 13px}.link-card h3,.mini .link-card h3{font-size:15px}.link-card p,.mini .link-card p{font-size:10px}.pet-details,.mini .pet-details{padding:24px 20px}}
@media(prefers-reduced-motion:reduce){.is-loading:after{animation:none}.button:hover:not(:disabled),.exam-catalog .subject-card:hover{transform:none}}
.context-retry{display:flex;gap:8px;margin-top:9px;font-size:12px;text-align:left}.workspace input,.workspace button,.workspace select{scroll-margin-block:100px}
/* The public overview distinguishes short practice, full mocks and introductory materials. */
.platform-features{display:block;padding-top:0}.platform-features>header{margin-bottom:32px}.platform-features>header p{max-width:580px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.feature-card{display:flex;flex-direction:column;align-items:flex-start;min-width:0;padding:28px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:0 6px 20px #29326003}.feature-icon{height:50px;width:50px;border-radius:15px;display:grid;place-items:center;background:#eef0ff;color:var(--blue);margin-bottom:23px}.feature-card:nth-child(2) .feature-icon{background:#eff7d6;color:#637c30}.feature-count{font-size:11px;font-weight:600;color:#65708e;line-height:1.6;letter-spacing:.15px}.feature-card h3{font-size:26px;line-height:1.25;margin:10px 0 14px}.feature-card p{font-size:14px;line-height:1.7;margin-bottom:24px;max-width:none;flex:1}.feature-card .button{margin-top:0;min-height:48px;font-size:13px;padding:12px 17px;gap:12px;width:100%;justify-content:space-between}.feature-card small{font-size:10px;line-height:1.7;color:var(--muted);margin-top:12px}.exam-catalog .subject-card small .ui-icon{vertical-align:-2px;margin-left:2px}
@media(max-width:950px){.feature-grid{gap:15px}.feature-card{padding:22px}.feature-card h3{font-size:23px}.feature-card p{font-size:13px}.feature-card .button{font-size:12px;padding-inline:13px}}
@media(max-width:700px){.platform-features{padding-top:0}.platform-features>header{margin-bottom:27px}.feature-grid{grid-template-columns:1fr;gap:17px}.feature-card{padding:25px;border-radius:21px}.feature-icon{height:45px;width:45px;margin-bottom:19px;border-radius:13px}.feature-card h3{font-size:25px}.feature-card p{font-size:14px;line-height:1.75;margin-bottom:24px}.feature-card .button{font-size:13px;padding-inline:17px;min-height:48px}.feature-count{font-size:11px}.feature-card small{font-size:11px;margin-top:12px}}
@media(max-width:370px){.feature-card{padding:22px}.feature-card h3{font-size:24px}.feature-card p{font-size:13px}.feature-card .button{font-size:12px}}