@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');
:root{--ink:#11241e;--muted:#61716b;--green:#08745a;--green-dark:#064a3a;--green-soft:#e6f6ef;--lime:#c8f064;--cream:#f7f5ed;--paper:#fff;--coral:#ff795e;--violet:#826ce8;--sky:#66c7dc;--gold:#ffca63;--line:#dfe8e4;--danger:#b93d42;--shadow:0 16px 44px rgba(15,61,48,.09);--radius:22px}
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0}.role-label{background:var(--green-soft);color:var(--green);font-size:10px;padding:5px 8px;border-radius:20px;font-weight:800}.profile-layout{display:grid;grid-template-columns:1fr 290px;gap:20px;padding-top:28px;padding-bottom:80px}.profile-stats div{padding:12px 0;border-top:1px solid var(--line)}.profile-stats b,.profile-stats span{display:block}.profile-stats b{font-size:19px}.profile-stats span{color:var(--muted);font-size:11px}.private-notice{background:#f3f7f5;padding:13px;border-radius:11px}.premium-page{background:#fff}.premium-hero{background:linear-gradient(135deg,#074f3e,#08745a);color:#fff;min-height:600px;padding:90px max(30px,calc((100% - 1120px)/2));display:grid;grid-template-columns:1fr 440px;gap:80px;align-items:center}.premium-hero h1{font-size:56px;line-height:1.1}.premium-hero h1 em{color:var(--lime);font-style:normal}.premium-hero>div>p{font-size:18px;color:#c8ddd5}.price-line{display:flex;align-items:baseline;gap:8px;margin:25px 0}.price-line 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@media(max-width:1040px){.feature-grid{grid-template-columns:1fr 1fr}.community-shell{grid-template-columns:190px 1fr}.community-right{display:none}.course-grid{grid-template-columns:1fr 1fr}.paper-grid{grid-template-columns:1fr 1fr}.hero{grid-template-columns:1fr;padding-top:55px}.hero-copy{text-align:center;margin:auto}.hero-lead{margin-inline:auto}.hero-actions,.trust-row{justify-content:center}.hero-product{max-width:700px;margin:auto}.proof-strip{margin-top:25px}.auth-panel{padding:55px}.dashboard-grid{grid-template-columns:1fr}.course-recs,.recent-card{grid-column:auto;grid-row:auto}}
@media(max-width:760px){body:has(.mobile-nav){padding-bottom:70px}.site-header{height:64px}.brand small,.guest-nav>a:first-child{display:none}.nav-shell{padding:0 15px}.nav-toggle{display:block}.main-nav{display:none;position:absolute;left:12px;right:12px;top:70px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:12px;box-shadow:var(--shadow);align-items:stretch;flex-direction:column}.main-nav.open{display:flex}.nav-logout button{width:100%;text-align:left}.guest-nav{gap:0}.guest-nav a{padding:7px 8px}.guest-nav .button{padding:8px 10px}.hero{padding:55px 20px;min-height:auto;gap:35px}.hero-copy h1{font-size:43px}.hero-lead{font-size:16px}.hero-actions{flex-direction:column}.hero-product{transform:none}.product-grid{grid-template-columns:1fr}.product-side{display:none}.proof-strip{grid-template-columns:1fr 1fr;width:calc(100% - 30px)}.proof-strip div:nth-child(2){border-right:0}.feature-section{padding:80px 0}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:250px}.teacher-band{padding:75px 0}.teacher-band-inner,.safety-section{grid-template-columns:1fr;gap:45px}.teacher-band h2,.safety-copy h2{font-size:36px}.safety-section{padding:75px 0}.safety-shield{width:290px;height:290px}.cta-band h2{font-size:34px}.site-footer{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}.auth-page{grid-template-columns:1fr}.auth-panel,.auth-panel.wide{padding:40px 22px}.auth-aside{display:none}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.app-shell{padding:35px 15px 70px}.welcome-row{align-items:start;flex-direction:column}.welcome-row h1{font-size:34px}.stat-grid,.stat-grid.three{grid-template-columns:1fr 1fr}.stat-card b{font-size:27px}.dashboard-grid{grid-template-columns:1fr}.focus-actions{align-items:start;flex-direction:column}.community-shell{display:block;padding:16px 12px 80px}.community-left{position:static}.community-left .profile-summary,.community-left .side-links{display:none}.feed-column{gap:12px}.card{border-radius:17px;padding:18px}.composer-form>div{flex-wrap:wrap}.composer-form select{margin-left:0}.post-actions button{font-size:11px}.messages-shell{height:calc(100vh - 134px);grid-template-columns:1fr;border:0}.conversation-list{display:block}.messages-shell:has(.chat-header) .conversation-list{display:none}.chat-panel{min-height:100%}.bubble{max-width:84%}.catalogue-hero{padding:35px 22px}.catalogue-hero h1{font-size:35px}.catalogue-shape{display:none}.filter-bar{align-items:stretch;flex-direction:column}.course-grid{grid-template-columns:1fr}.course-hero{padding:45px 0}.course-hero-inner{grid-template-columns:1fr;gap:30px}.course-hero h1{font-size:38px}.course-content,.lesson-layout{grid-template-columns:1fr}.enrol-card{order:2}.studio-shell{grid-template-columns:1fr}.studio-nav{padding:25px 18px}.studio-course-list{display:flex;overflow:auto}.studio-course-list a{min-width:180px}.studio-main{padding:25px 15px}.question-hero{padding:35px 22px;align-items:start;flex-direction:column;gap:25px}.question-hero h1{font-size:36px}.question-layout{grid-template-columns:1fr}.subject-nav{overflow:auto;flex-direction:row;align-items:center}.subject-nav h2{display:none}.subject-nav>a{min-width:max-content}.paper-tabs{min-width:170px}.paper-grid{grid-template-columns:1fr 1fr}.quiz-header{top:72px}.quiz-question{padding:20px}.result-hero{padding:28px;flex-direction:column;text-align:center}.result-actions{justify-content:center}.premium-nudge{align-items:flex-start;flex-wrap:wrap}.profile-intro{align-items:center;flex-wrap:wrap}.profile-intro>img{width:105px;height:105px}.profile-intro>div{min-width:50%}.profile-layout{grid-template-columns:1fr}.premium-hero{grid-template-columns:1fr;padding:65px 22px}.premium-hero h1{font-size:43px}.explain-demo{transform:none}.premium-features{padding:70px 0}.comparison-grid{grid-template-columns:1fr}.comparison-grid>div{border-radius:20px!important}.admin-grid,.policy-grid{grid-template-columns:1fr}.admin-grid .span-all{grid-column:auto}.policy-page{padding:55px 0}.policy-page>h1{font-size:38px}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);z-index:60;padding:7px 5px calc(7px + env(safe-area-inset-bottom))}.mobile-nav a{display:flex;flex-direction:column;align-items:center;font-size:9px;color:#66756f}.mobile-nav a span{font-size:18px}.mobile-nav a.active{color:var(--green);font-weight:800}.policy-grid .card{padding:24px}}
@media(max-width:430px){.paper-grid,.stat-grid,.stat-grid.three{grid-template-columns:1fr}.hero-copy h1{font-size:38px}.product-top{font-size:11px}.proof-strip div{padding:16px}.proof-strip b{font-size:18px}.safety-points{grid-template-columns:1fr}.answer-comparison{flex-direction:column}.course-row{grid-template-columns:1fr}.course-row>span{display:none}.comparison-grid{margin-inline:0}.review-row{align-items:start;flex-direction:column}}
.competition-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:25px}.competition-card{display:flex;flex-direction:column}.competition-card h2{margin-top:16px}.competition-card>p{color:var(--muted);min-height:50px}.competition-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:14px 0}.competition-meta span{background:#f1f6f3;border-radius:10px;padding:9px;text-align:center;font-size:9px}.competition-meta b{display:block;font-size:17px}.prize{background:#fff2c9;color:#785318;padding:10px;border-radius:10px;font-weight:800;margin-bottom:16px}.leaderboard{margin-top:24px}.leaderboard tr.highlight{background:var(--green-soft)}@media(max-width:760px){.competition-grid{grid-template-columns:1fr}}
.admin-create-panel{max-width:1160px;margin:18px auto 0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow)}.admin-create-panel summary{cursor:pointer;color:var(--green);font-weight:800}.admin-create-panel form{margin-top:18px}
.filter-bar input{display:block;margin-top:4px;border:1px solid #cedbd6;border-radius:11px;background:#fff;padding:12px 13px}.explanation-list{display:grid;gap:16px}.explanation-editor{display:grid;grid-template-columns:1fr 1fr;gap:14px}.explanation-editor header,.explanation-editor h2,.explanation-editor .correct-answer{grid-column:1/-1}.explanation-editor h2{font:600 17px/1.55 'DM Sans'}.explanation-editor label{font-weight:700;font-size:12px}.explanation-editor input,.explanation-editor select,.explanation-editor textarea{display:block;width:100%;margin-top:6px;border:1px solid var(--line);border-radius:10px;padding:10px}.explanation-editor textarea{min-height:130px}@media(max-width:760px){.explanation-editor{grid-template-columns:1fr}.explanation-editor header,.explanation-editor h2,.explanation-editor .correct-answer{grid-column:auto}}