/* ===== styles.css ===== */
:root{--navy:#082d62;--navy-deep:#06244f;--blue:#2e72dc;--sky:#e9f3ff;--text:#10213d;--muted:#66768e;--line:#dde7f2;--bg:#f8fafc;--green:#15966b;--gold:#efa93b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);background:white;font-family:Arial,Helvetica,sans-serif}a{text-decoration:none;color:inherit}.nav-wrap{height:78px;max-width:1180px;margin:auto;display:flex;align-items:center;padding:0 26px;gap:55px}.logo{display:flex;align-items:center;gap:8px;white-space:nowrap}.logo>span,.cta-mark{display:grid;place-items:center;width:35px;height:35px;border-radius:9px;background:var(--navy);color:white;font-size:20px;font-weight:900}.logo strong{font-size:16px;letter-spacing:.2px}.logo em{font-style:normal;color:#708097;font-size:15px;margin-left:-4px}.nav-links{display:flex;gap:32px;margin:auto}.nav-links a,.login{font-size:12px;font-weight:700;color:#52647b}.nav-links a:hover,.login:hover{color:var(--blue)}.nav-actions{display:flex;align-items:center;gap:22px}.nav-cta,.primary-cta{display:inline-flex;align-items:center;justify-content:center;gap:18px;background:var(--navy);color:white;border-radius:9px;font-size:12px;font-weight:800;padding:13px 18px;box-shadow:0 8px 20px rgba(8,45,98,.15)}.nav-cta:hover,.primary-cta:hover{background:var(--blue);transform:translateY(-1px)}.nav-cta span,.primary-cta span{font-size:18px}.hero{min-height:615px;background:linear-gradient(120deg,#f5f9fe 0%,#fff 54%,#eef5fd 100%);display:grid;grid-template-columns:1fr 1fr;align-items:center;overflow:hidden;padding:65px max(7vw,28px) 76px}.hero-copy{max-width:565px;margin-left:auto;padding-right:35px}.kicker{color:#2a67af;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;font-weight:800;display:flex;align-items:center;gap:8px;margin:0 0 17px}.kicker i{width:7px;height:7px;border-radius:50%;background:#58a0ed;box-shadow:0 0 0 5px #e0efff}.hero h1{font-size:58px;line-height:1.05;letter-spacing:-2.7px;margin:0 0 22px;color:var(--navy-deep)}.hero h1 span{color:var(--blue)}.hero-lead{font-size:16px;line-height:1.75;color:#5e6f87;max-width:530px;margin:0 0 30px}.hero-actions{display:flex;align-items:center;gap:26px}.primary-cta{background:var(--blue);font-size:13px;padding:14px 23px}.text-link{font-size:12px;font-weight:700;color:#344b69;display:flex;align-items:center;gap:10px}.text-link b{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;border:1px solid #b8c8db;color:var(--blue);font-size:9px}.proof-row{display:flex;align-items:center;margin-top:37px;color:#334963}.faces{display:flex;margin-right:10px}.faces span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#d8e7f7;border:2px solid white;color:#325980;font-size:9px;font-weight:800;margin-left:-6px}.faces span:nth-child(2){background:#f2dfc9}.faces span:nth-child(3){background:#dfd9ee}.proof-row>div:nth-child(2){padding-right:22px;border-right:1px solid #d9e2ed}.proof-row strong{font-size:10px;display:block}.proof-row small{font-size:9px;display:block;color:#8390a2;margin-top:3px}.stars{font-size:10px;color:#f3ad34;margin-left:20px;letter-spacing:1px}.stars small{display:inline;color:#65758b;letter-spacing:0;margin-left:5px}.hero-visual{position:relative;height:500px;display:flex;align-items:center;justify-content:center}.glow{position:absolute;border-radius:50%;filter:blur(2px)}.glow.one{width:420px;height:420px;background:#dcecfb;right:8%;top:6%}.glow.two{width:260px;height:260px;background:#e3effd;left:8%;bottom:0}.app-card{position:relative;width:430px;background:#f8fbfe;border:1px solid #d6e2ef;border-radius:19px;padding:25px;box-shadow:0 28px 65px rgba(21,60,104,.19);transform:rotate(-1deg);z-index:2}.app-top{display:flex;justify-content:space-between;align-items:flex-start}.app-top small{font-size:7px;letter-spacing:1.3px;color:#7c8ea6;font-weight:800}.app-top h3{font-size:18px;margin:7px 0 16px}.app-top h3 span{font-size:15px}.flame{font-size:8px;background:#fff1df;color:#a66718;padding:7px 9px;border-radius:10px}.today-card{background:linear-gradient(125deg,var(--navy),#104d94);color:white;border-radius:13px;padding:18px}.today-head{display:flex;justify-content:space-between}.today-head span{font-size:7px;letter-spacing:1.1px;color:#8bb7eb}.today-head em{font-style:normal;font-size:8px;color:#b8d0e9}.today-card h4{font-size:17px;margin:10px 0 3px}.today-card p{font-size:8px;color:#afc6df;margin:0 0 15px}.bar{height:4px;background:#315b8d;border-radius:5px}.bar i{display:block;width:42%;height:100%;background:#68b1ff;border-radius:5px}.today-foot{display:flex;align-items:center;justify-content:space-between;margin-top:13px}.today-foot small{font-size:7px;color:#9fb8d3}.today-foot button{border:0;border-radius:7px;background:white;color:var(--navy);font-size:8px;font-weight:800;padding:8px 11px}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.quick-grid>div{display:flex;align-items:center;background:white;border:1px solid #e1e8f1;border-radius:10px;padding:11px}.quick-icon{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;margin-right:8px;font-weight:800}.quick-icon.blue{background:#e6f1ff;color:#3d7cca}.quick-icon.gold{background:#fff1dc;color:#c47d17}.quick-grid p{margin:0}.quick-grid strong{font-size:8px;display:block}.quick-grid small{font-size:7px;color:#8795a8;display:block;margin-top:3px}.quick-grid b{font-size:12px;color:#7890ad;margin-left:auto}.week{display:flex;align-items:center;justify-content:space-between;background:white;border:1px solid #e1e8f1;border-radius:10px;padding:12px;margin-top:10px}.week strong{font-size:8px;display:block}.week small{font-size:7px;color:#8694a7}.days{display:flex;gap:7px}.days span{display:flex;flex-direction:column;align-items:center}.days i{width:18px;height:18px;border-radius:50%;background:#edf1f6;display:grid;place-items:center;color:white;font-size:7px;font-style:normal}.days .filled i{background:#2f76cb}.days span small{margin-top:4px;font-size:6px}.float-card{position:absolute;display:flex;align-items:center;gap:9px;background:white;border:1px solid #dce6f0;border-radius:11px;padding:10px 13px;box-shadow:0 16px 35px rgba(24,57,95,.15);z-index:3}.float-card>span{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#e4f7ef;color:var(--green);font-weight:900}.float-card p{margin:0}.float-card strong{display:block;font-size:8px}.float-card small{display:block;font-size:7px;color:#8492a5;margin-top:3px}.float-top{top:22px;right:1%}.float-bottom{bottom:30px;left:2%}.float-bottom>span{background:#e8f1ff;color:var(--blue)}.float-bottom strong{font-size:13px;color:var(--blue)}.trust-strip{background:var(--navy-deep);color:white;padding:24px max(8vw,30px);display:flex;align-items:center;justify-content:center;gap:70px}.trust-strip>p{font-size:8px;letter-spacing:1.5px;color:#8ea9c8;margin:0;white-space:nowrap}.trust-strip>div{display:flex;gap:42px}.trust-strip span{font-size:13px;color:#78a9df}.trust-strip b{font-size:9px;color:#d4dfed;margin-left:5px}.method-section{padding:85px 7vw 100px;background:white}.section-heading{text-align:center;max-width:640px;margin:0 auto 45px}.kicker.center{justify-content:center}.section-heading h2,.how-copy h2,.subjects h2,.final-cta h2{font-size:38px;letter-spacing:-1.4px;margin:0 0 14px;color:var(--navy-deep)}.section-heading>p:last-child{font-size:13px;color:var(--muted);line-height:1.7}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1080px;margin:auto}.principle-grid article{border:1px solid var(--line);border-radius:13px;padding:25px;transition:.2s}.principle-grid article:hover{transform:translateY(-4px);box-shadow:0 16px 35px rgba(24,52,85,.09)}.principle-top{display:flex;justify-content:space-between}.principle-top span{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:#eaf3fe;color:var(--blue);font-size:20px;font-weight:800}.principle-top em{font-style:normal;font-size:11px;color:#c2cbd6}.principle-grid h3{font-size:16px;margin:20px 0 10px}.principle-grid p{font-size:11px;line-height:1.7;color:var(--muted);min-height:58px}.principle-grid a{font-size:9px;color:#326cb7;font-weight:800}.how-section{padding:90px max(9vw,30px);background:#f3f7fb;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:10vw}.how-copy{max-width:480px;margin-left:auto}.how-copy>p:nth-of-type(2){color:var(--muted);font-size:13px;line-height:1.7}.how-copy ol{list-style:none;padding:0;margin:30px 0 0}.how-copy li{display:flex;gap:14px;margin:19px 0}.how-copy li>b{display:grid;place-items:center;flex:0 0 29px;height:29px;border-radius:50%;background:var(--navy);color:white;font-size:10px}.how-copy li strong{font-size:12px}.how-copy li small{display:block;color:var(--muted);font-size:10px;margin-top:5px}.question-demo{max-width:440px;background:white;border:1px solid #d9e4ef;border-radius:16px;padding:25px;box-shadow:0 22px 50px rgba(24,54,91,.13)}.demo-head{display:flex;justify-content:space-between;font-size:7px;font-weight:800;letter-spacing:1px;color:#527aa9}.demo-head em{font-style:normal;color:#8a98aa}.demo-progress{height:3px;background:#e7edf4;margin:12px 0 25px}.demo-progress i{display:block;width:66%;height:100%;background:var(--blue)}.question-demo>p{font-size:7px;letter-spacing:1.2px;color:#75869b;font-weight:800}.question-demo h3{font-size:15px;line-height:1.5;margin:9px 0}.formula{margin:18px auto;width:69px;background:#f2f6fb;border-radius:8px;padding:9px;font:bold 15px Georgia}.formula span{border-bottom:1px solid #6d7b8b;padding:0 6px;margin-left:5px}.formula b{display:block;margin-left:30px}.fake-answer{display:flex;justify-content:center;margin-top:14px}.fake-answer span{border:1px solid #bdd0e3;border-radius:7px 0 0 7px;width:110px;padding:10px;font-size:11px}.fake-answer em{font-style:normal;border:1px solid #bdd0e3;border-left:0;padding:10px;color:#73839a;font-size:10px}.fake-answer button{border:0;border-radius:7px;background:var(--blue);color:white;font-size:9px;font-weight:800;padding:0 14px;margin-left:7px}.correct{display:flex;gap:10px;align-items:center;background:#eaf8f2;border:1px solid #b8e5d4;border-radius:8px;margin-top:14px;padding:11px}.correct>span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--green);color:white;font-size:10px}.correct p{margin:0}.correct strong{display:block;color:#167b5b;font-size:9px}.correct small{font-size:8px;color:#628477}.subjects{background:linear-gradient(125deg,var(--navy-deep),#0b417f);color:white;padding:75px max(10vw,30px);display:grid;grid-template-columns:.8fr 1.2fr;align-items:center;gap:7vw}.kicker.light{color:#8ebcf0}.kicker.light i{background:#5ba3ef;box-shadow:0 0 0 5px rgba(90,164,239,.17)}.subjects h2{color:white}.subjects>div>p:last-child{font-size:12px;color:#adc2da}.subject-list{display:grid;gap:9px}.subject-list a{display:grid;grid-template-columns:42px 1fr auto;grid-template-rows:auto auto;column-gap:12px;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);border-radius:11px;padding:12px 15px;transition:.2s}.subject-list a:hover{background:rgba(255,255,255,.15);transform:translateX(4px)}.subject-list span{grid-row:1/3;display:grid;place-items:center;width:38px;height:38px;border-radius:9px;background:white;color:var(--navy);font-weight:800}.subject-list strong{font-size:11px;align-self:end}.subject-list small{font-size:8px;color:#9eb7d2;align-self:start;margin-top:3px}.subject-list b{grid-row:1/3;grid-column:3;color:#76abe6}.final-cta{text-align:center;padding:90px 25px;background:white}.cta-mark{margin:0 auto 24px}.final-cta p{font-size:13px;color:var(--muted);line-height:1.7}.final-cta .primary-cta{margin-top:15px}.final-cta>small{display:block;color:#8b98aa;font-size:8px;margin-top:11px}footer{border-top:1px solid var(--line);min-height:100px;display:flex;align-items:center;gap:25px;padding:30px max(7vw,25px);color:#728197}.footer-logo{margin-right:4px}footer>p{font-size:9px}footer>div{display:flex;gap:24px;margin-left:auto}footer>div a{font-size:9px}footer>small{font-size:8px;margin-left:20px}
@media(max-width:950px){.nav-links{display:none}.nav-wrap{justify-content:space-between}.hero{grid-template-columns:1fr;padding-top:55px}.hero-copy{margin:auto;padding:0;text-align:center}.kicker{justify-content:center}.hero-actions,.proof-row{justify-content:center}.hero-visual{margin-top:35px}.trust-strip{gap:25px;flex-direction:column}.trust-strip>div{flex-wrap:wrap;justify-content:center}.how-section{gap:40px;padding-left:35px;padding-right:35px}.how-copy{margin:0}.subjects{grid-template-columns:1fr 1.3fr}}@media(max-width:680px){.nav-wrap{height:68px;padding:0 18px}.nav-actions .login{display:none}.nav-cta{font-size:0;padding:10px 13px}.nav-cta:before{content:"Alusta";font-size:11px}.nav-cta span{font-size:15px}.hero{padding:48px 20px 55px}.hero h1{font-size:42px}.hero-lead{font-size:14px}.hero-actions{flex-direction:column;gap:16px}.proof-row{flex-wrap:wrap}.stars{margin-top:12px}.hero-visual{height:410px;width:100%;transform:scale(.82);margin-top:0}.app-card{min-width:420px}.float-top{right:-10%}.float-bottom{left:-10%}.trust-strip>div{gap:18px}.method-section{padding:65px 20px}.section-heading h2,.how-copy h2,.subjects h2,.final-cta h2{font-size:31px}.principle-grid{grid-template-columns:1fr}.principle-grid p{min-height:0}.how-section{grid-template-columns:1fr;padding:65px 20px}.question-demo{width:100%}.subjects{grid-template-columns:1fr;padding:65px 20px}.final-cta{padding:70px 20px}footer{flex-wrap:wrap;justify-content:center;text-align:center}footer>p{width:100%}footer>div{margin:0}footer>small{margin:0;width:100%}}

/* ===== account.css ===== */
.login-button,
.secondary-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid #b9c9dc;
  border-radius: 9px;
  background: #ffffff;
  color: #082d62;
  font-size: 12px;
  font-weight: 800;
  transition: 0.2s;
}

/* ===== Student dashboard ===== */
.app-body{margin:0;background:#c8d0ff;color:#15154b;font-family:Inter,"Avenir Next","Segoe UI",Arial,sans-serif;min-height:100vh}
.app-header{height:82px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,28px);border-bottom:1px solid #e5e7f5;position:sticky;top:0;z-index:20}
.app-header .brand-logo img{width:225px;max-height:50px;display:block}
.app-user{display:flex;align-items:center;gap:14px;color:#52608a;font-size:13px;font-weight:600}
.app-user button{width:38px;height:38px;border:0;border-radius:50%;background:#0909b9;color:#fff;font-weight:800;cursor:pointer;box-shadow:0 0 0 5px #eaedff}
.dashboard-shell{width:min(1180px,calc(100% - 40px));margin:0 auto;padding:34px 0 70px}
.dashboard-welcome{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px}
.dashboard-eyebrow{font-size:11px;font-weight:850;letter-spacing:1.6px;color:#075fc7;margin:0 0 8px}
.dashboard-welcome h1{font-size:30px;margin:0 0 5px;letter-spacing:-.8px}
.dashboard-welcome>div>p:last-child{margin:0;color:#56628c;font-size:13px}
.outline-button,.text-button{border:1px solid #0909b9;background:#fff;color:#0909b9;border-radius:9px;padding:10px 15px;font-weight:750;cursor:pointer}
.text-button{border:0;background:transparent;padding:6px}
.continue-panel,.courses-panel{background:#fff;border-radius:18px;padding:24px 28px;box-shadow:0 14px 38px rgba(21,21,75,.08);margin-bottom:26px}
.panel-heading{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.panel-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:#e8ecff;color:#0909b9}
.panel-heading h2,.section-row h2,.catalog-section h2{font-size:20px;margin:0}
.panel-heading p{font-size:11px;color:#7680a4;margin:3px 0 0}
.progress-list{display:grid;gap:15px}
.progress-item{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:center}
.round-subject{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;font-weight:800;color:#15154b}
.round-subject.red,.picker-card.red .picker-icon,.catalog-card.red>span{background:#ff6978}
.round-subject.cyan,.picker-card.cyan .picker-icon,.catalog-card.cyan>span{background:#70dce8}
.round-subject.lime,.picker-card.lime .picker-icon,.catalog-card.lime>span{background:#ccf88f}
.round-subject.orange,.picker-card.orange .picker-icon,.catalog-card.orange>span{background:#ffb443}
.progress-meta{display:flex;justify-content:space-between;gap:20px;margin-bottom:6px;font-size:12px}
.progress-meta em{font-style:normal;color:#68759b;font-weight:700}
.progress-track{height:7px;background:#e3e5f3;border-radius:20px;overflow:hidden}
.progress-track i{display:block;height:100%;background:#0909b9;border-radius:20px;transition:width .35s ease}
.section-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #d8dcef;padding-bottom:14px;margin-bottom:20px}
.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:42px 56px}
.course-card{min-width:0;padding:0 8px 6px}
.course-title{display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:2px solid #c8cdea;padding-bottom:9px;margin-bottom:11px}
.course-title h3{font-size:13px;margin:0;line-height:1.35}
.course-title button{border:0;background:transparent;color:#35659c;font-size:9px;font-weight:750;white-space:nowrap;cursor:pointer}
.course-body{display:grid;grid-template-columns:minmax(0,1fr) 74px;gap:18px;align-items:center}
.course-card ul{list-style:none;margin:0;padding:0 0 0 7px}
.course-card li{position:relative;min-height:43px}
.course-card li:not(:last-child):before{content:"";position:absolute;left:17px;top:31px;width:2px;height:25px;background:#cdd3e7}
.course-card label,.course-card li>a,.course-card li>div{display:grid;grid-template-columns:35px 1fr;align-items:center;gap:9px;color:#28649c}
.course-card li>a{cursor:pointer;border-radius:9px;padding:2px 4px;margin-left:-4px}.course-card li>a:hover{background:#f2f4ff;color:#0909b9}
.course-card input{position:absolute;opacity:0;pointer-events:none}
.timeline-node{position:relative;z-index:1;width:35px;height:35px;display:grid;place-items:center;border-radius:50%;color:#15154b;font-weight:850;font-size:16px;box-shadow:0 0 0 2px #fff}
.timeline-node.red{background:#ff6978}.timeline-node.cyan{background:#70dce8}.timeline-node.lime{background:#ccf88f}.timeline-node.orange{background:#ffb443}
.topic-name{font-size:13px;line-height:1.15}.topic-name small{display:block;color:#69738e;font-size:8px;margin-top:2px;text-transform:uppercase}
.course-card li.is-complete .timeline-node:after{content:"✓";position:absolute;right:-3px;bottom:-2px;width:14px;height:14px;border-radius:50%;display:grid;place-items:center;background:#23a581;color:#fff;font-size:8px;border:2px solid #fff}
.course-card li.is-complete .topic-name{color:#667490}
.continue-course{border:0;border-radius:20px;background:#4d4dcc;color:#fff;font-size:10px;font-weight:800;padding:8px 15px;cursor:pointer;box-shadow:0 5px 12px rgba(35,35,150,.18)}
.continue-course:hover{background:#0909b9}.continue-course:disabled{background:#8ec8a5;cursor:default}
.empty-state{grid-column:1/-1;padding:24px;border:1px dashed #aeb7d4;border-radius:12px;text-align:center;color:#6f799c;font-size:13px}
.catalog-section{padding:28px 0 8px}
.catalog-section>h2{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.subject-catalog{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.catalog-card{min-height:220px;background:#fff;border-radius:13px;padding:27px 25px 20px;box-shadow:0 12px 30px rgba(21,21,75,.07);display:flex;flex-direction:column;align-items:center;text-align:center}
.catalog-card>span{display:grid;place-items:center;width:43px;height:43px;border-radius:50%;font-weight:850;font-size:20px;margin-bottom:10px}
.catalog-card h3{font-size:17px;margin:0;color:#0909b9;line-height:1.1}
.catalog-card>strong{font-size:18px;color:#0909b9;line-height:1.12;margin-top:3px}
.catalog-card>small{font-size:11px;color:#15154b;font-weight:750;margin-top:2px}
.catalog-card button,.catalog-card>a{width:100%;border:0;background:transparent;color:#0909b9;font-size:10px;font-weight:750;padding:0;margin-top:auto;display:flex;align-items:center;gap:8px;cursor:pointer}
.catalog-card button em,.catalog-card>a em{font-style:normal;white-space:nowrap}
.catalog-card button:after,.catalog-card>a:after{content:"";height:2px;background:#0909b9;flex:1;order:2}
.catalog-card button b,.catalog-card>a b{order:3;font-size:21px;line-height:1;font-weight:500}
.onboarding{position:fixed;inset:0;background:rgba(7,9,47,.62);backdrop-filter:blur(7px);z-index:50;display:grid;place-items:center;padding:20px}
.onboarding[hidden],.profile-popover[hidden]{display:none}
.onboarding-card{width:min(620px,100%);background:#fff;border-radius:24px;padding:38px;text-align:center;box-shadow:0 30px 90px rgba(0,0,0,.25)}
.onboarding-logo{width:50px;height:50px;border-radius:12px;margin-bottom:16px}
.onboarding-card h2{font-size:30px;margin:0 0 8px}
.onboarding-card>p:not(.dashboard-eyebrow){font-size:13px;color:#707a9c;margin:0 0 25px}
.subject-picker{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:25px;text-align:left}
.picker-card{position:relative;border:2px solid #e0e3f0;border-radius:14px;padding:17px;cursor:pointer;display:grid;grid-template-columns:38px 1fr;grid-template-rows:auto auto;gap:2px 10px;transition:.2s}
.picker-card:hover{border-color:#aeb7ff;transform:translateY(-2px)}
.picker-card input{position:absolute;opacity:0;pointer-events:none}
.picker-card:has(input:checked){border-color:#0909b9;background:#f1f2ff}
.picker-icon{grid-row:1/3;width:38px;height:38px;border-radius:50%;display:grid;place-items:center}
.picker-card strong{font-size:13px;align-self:end}
.picker-card small{font-size:9px;color:#7680a4;align-self:start}
.picker-card b{display:none;position:absolute;right:8px;top:8px;width:20px;height:20px;border-radius:50%;background:#0909b9;color:#fff;text-align:center;font-size:12px;line-height:20px}
.picker-card:has(input:checked) b{display:block}
.onboarding-card .modal-primary{border:0;cursor:pointer;display:inline-flex;gap:15px;align-items:center}
.profile-popover{position:fixed;right:max(5vw,28px);top:70px;background:#fff;border-radius:12px;z-index:30;padding:16px 18px;box-shadow:0 16px 40px rgba(21,21,75,.2);min-width:210px;display:grid;gap:5px}
.profile-popover strong{font-size:14px}.profile-popover span{font-size:11px;color:#747e9d}.profile-popover a{color:#0909b9;font-weight:750;font-size:12px;border-top:1px solid #eceef5;margin-top:8px;padding-top:10px}

@media(max-width:850px){
  .course-grid{grid-template-columns:1fr 1fr;gap:36px 28px}
  .subject-picker{grid-template-columns:1fr}.subject-catalog{grid-template-columns:repeat(2,1fr);gap:22px}
}
@media(max-width:620px){
  .app-header{height:68px;padding:0 18px}.app-header .brand-logo img{width:170px}.app-user>span{display:none}
  .dashboard-shell{width:calc(100% - 28px);padding-top:24px}.dashboard-welcome{align-items:flex-start}.dashboard-welcome h1{font-size:25px}.dashboard-welcome>div>p:last-child{max-width:230px}
  .continue-panel,.courses-panel{padding:20px 17px;border-radius:15px}.course-grid{grid-template-columns:1fr;gap:34px}.course-card{padding:0}.course-body{grid-template-columns:minmax(0,1fr) 66px}
  .catalog-section{padding-top:18px}.subject-catalog{grid-template-columns:1fr;gap:15px}.catalog-card{min-height:185px;padding:22px 24px 17px}.catalog-card>span{margin-bottom:7px}.catalog-card>strong{font-size:17px}.catalog-card button,.catalog-card>a{margin-top:22px}
  .onboarding-card{padding:27px 18px;border-radius:19px}.onboarding-card h2{font-size:25px}.progress-meta strong{font-size:10px}
}

.login-button:hover,
.secondary-cta:hover {
  border-color: #2e72dc;
  background: #f3f8ff;
  color: #2e72dc;
  transform: translateY(-1px);
}

.account-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 15px;
}

.account-actions .primary-cta {
  margin-top: 0;
}

@media (max-width: 680px) {
  .nav-actions .login-button { display: none; }
  .account-actions { flex-direction: column; }
}

/* ===== palette.css ===== */
/* MURG Academy official colour palette */
:root {
  --valgus: #ffffff;
  --vaakum: #15154b;
  --sirius: #0709a7;
  --nebula: #23a581;
  --mars: #84352f;
  --stellar: #b32088;
  --taevakuma: #efafab;
  --tahetolm: #d0d4e5;
  --stellar-2: #faeff7;
  --tahetolm-2: #f6f6fa;
  --taevakuma-2: #fae7e6;

  /* Semantic aliases used throughout the interface */
  --navy: var(--vaakum);
  --navy-deep: var(--vaakum);
  --blue: var(--sirius);
  --sky: var(--tahetolm-2);
  --text: var(--vaakum);
  --muted: #656580;
  --line: var(--tahetolm);
  --bg: var(--tahetolm-2);
  --green: var(--nebula);
  --gold: var(--stellar);
}

body { background: var(--valgus); }

.hero {
  background: linear-gradient(120deg, var(--tahetolm-2), var(--valgus) 54%, var(--stellar-2));
}

.logo > span,
.cta-mark,
.how-copy li > b {
  background: var(--vaakum);
}

.nav-cta,
.primary-cta,
.fake-answer button {
  background: var(--sirius);
}

.nav-cta:hover,
.primary-cta:hover {
  background: var(--vaakum);
}

.kicker,
.hero h1 span,
.principle-grid a {
  color: var(--sirius);
}

.kicker i {
  background: var(--stellar);
  box-shadow: 0 0 0 5px var(--stellar-2);
}

.glow.one { background: var(--tahetolm); }
.glow.two { background: var(--stellar-2); }

.app-card,
.week,
.quick-grid > div,
.question-demo,
.principle-grid article {
  border-color: var(--tahetolm);
}

.today-card,
.subjects {
  background: linear-gradient(125deg, var(--vaakum), var(--sirius));
}

.bar { background: rgba(255, 255, 255, 0.22); }
.bar i,
.demo-progress i,
.days .filled i { background: var(--sirius); }

.quick-icon.blue,
.principle-top span {
  background: var(--tahetolm-2);
  color: var(--sirius);
}

.quick-icon.gold {
  background: var(--stellar-2);
  color: var(--stellar);
}

.correct {
  background: color-mix(in srgb, var(--nebula) 12%, white);
  border-color: color-mix(in srgb, var(--nebula) 35%, white);
}

.correct > span { background: var(--nebula); }
.correct strong { color: var(--nebula); }

.trust-strip { background: var(--vaakum); }
.trust-strip span { color: var(--taevakuma); }

.how-section { background: var(--tahetolm-2); }

.login-button:hover,
.secondary-cta:hover {
  border-color: var(--sirius);
  background: var(--tahetolm-2);
  color: var(--sirius);
}

.subject-list a:hover { background: rgba(250, 239, 247, 0.17); }

.subject-list span {
  background: var(--valgus);
  color: var(--vaakum);
}

/* ===== auth.css ===== */
.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.auth-modal:target {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(21, 21, 75, 0.72);
  backdrop-filter: blur(7px);
}

.auth-card {
  position: relative;
  z-index: 1;
  width: min(100%, 430px);
  padding: 34px;
  border: 1px solid var(--tahetolm);
  border-radius: 22px;
  background: var(--valgus);
  box-shadow: 0 30px 80px rgba(21, 21, 75, 0.3);
  text-align: left;
  transform: translateY(12px) scale(0.98);
  transition: transform 180ms ease;
}

.auth-modal:target .auth-card { transform: translateY(0) scale(1); }

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: var(--tahetolm-2);
  color: var(--vaakum);
  font-size: 22px;
}

.auth-logo {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 11px;
  background: var(--vaakum);
  color: white;
  font-size: 24px;
  font-weight: 900;
}

.auth-kicker {
  margin: 24px 0 8px;
  color: var(--stellar);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 1.6px;
}

.auth-card h2 {
  margin: 0 0 10px;
  color: var(--vaakum);
  font-size: 28px;
  letter-spacing: -0.8px;
}

.auth-lead {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.auth-form { display: grid; gap: 10px; }
.auth-form > label:first-child { color: var(--vaakum); font-size: 11px; font-weight: 800; }

.auth-form input[type="email"] {
  width: 100%;
  padding: 14px 15px;
  border: 1px solid var(--tahetolm);
  border-radius: 10px;
  outline: none;
  color: var(--vaakum);
  font: inherit;
}

.auth-form input[type="email"]:focus {
  border-color: var(--sirius);
  box-shadow: 0 0 0 4px rgba(7, 9, 167, 0.1);
}

.consent { display: flex; align-items: flex-start; gap: 9px; margin: 4px 0 7px; }
.consent input { margin-top: 2px; accent-color: var(--sirius); }
.consent span { color: var(--muted); font-size: 10px; line-height: 1.5; }
.consent a { color: var(--sirius); text-decoration: underline; }

.auth-form button,
.modal-primary {
  display: flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border: 0;
  border-radius: 10px;
  background: var(--sirius);
  color: white;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.auth-switch { margin: 19px 0 12px; text-align: center; color: var(--muted); font-size: 11px; }
.auth-switch a { color: var(--sirius); font-weight: 800; }
.auth-card > small { display: block; text-align: center; color: #8b8ba0; font-size: 9px; }

.success-card { text-align: center; }
.success-icon { display: grid; width: 58px; height: 58px; place-items: center; margin: 0 auto; border-radius: 50%; background: rgba(35, 165, 129, 0.14); color: var(--nebula); font-size: 24px; font-weight: 900; }
.success-card .auth-kicker { margin-top: 20px; }
.modal-primary { margin-top: 8px; }

@media (max-width: 500px) {
  .auth-card { padding: 28px 22px; border-radius: 17px; }
  .auth-card h2 { font-size: 24px; }
}

/* ===== mobile.css ===== */
/* Mobile-first refinements for phones and small tablets */
html { -webkit-text-size-adjust: 100%; }
body { overflow-x: hidden; }

button,
a,
input { -webkit-tap-highlight-color: transparent; }

@media (max-width: 760px) {
  .nav-wrap {
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    height: 68px;
    padding: 0 16px;
    gap: 10px;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--tahetolm);
    backdrop-filter: blur(12px);
  }

  .logo { gap: 6px; }
  .logo > span { width: 32px; height: 32px; font-size: 18px; }
  .logo strong { font-size: 14px; }
  .logo em { display: none; }
  .nav-links { display: none; }
  .nav-actions { margin-left: auto; gap: 8px; }
  .nav-actions .login-button { display: none; }
  .nav-cta { min-height: 42px; padding: 10px 13px; font-size: 11px; box-shadow: none; }
  .nav-cta span { font-size: 15px; }

  .hero {
    display: block;
    min-height: 0;
    padding: 54px 18px 48px;
  }

  .hero-copy { max-width: 520px; margin: 0 auto; padding: 0; text-align: left; }
  .hero .kicker { justify-content: flex-start; font-size: 9px; line-height: 1.45; }
  .hero h1 { font-size: clamp(39px, 11.5vw, 54px); line-height: 1.02; letter-spacing: -2px; }
  .hero-lead { font-size: 15px; line-height: 1.65; }

  .hero-actions { display: grid; grid-template-columns: 1fr; gap: 10px; }
  .hero-actions .primary-cta,
  .hero-actions .secondary-cta { width: 100%; min-height: 50px; font-size: 13px; }

  .proof-row { justify-content: flex-start; margin-top: 28px; }
  .proof-row > div:nth-child(2) { padding-right: 14px; }
  .stars { margin-left: 14px; }

  .hero-visual {
    width: 100%;
    height: auto;
    min-height: 430px;
    margin: 34px auto 0;
    transform: none;
  }

  .app-card {
    width: 100%;
    min-width: 0;
    max-width: 430px;
    padding: 18px;
    transform: none;
    border-radius: 16px;
  }

  .float-card { display: none; }
  .glow.one { width: 330px; height: 330px; right: -110px; }
  .glow.two { width: 210px; height: 210px; left: -80px; }
  .quick-grid { grid-template-columns: 1fr; }
  .week { align-items: flex-start; gap: 14px; flex-direction: column; }
  .days { width: 100%; justify-content: space-between; gap: 4px; }
  .days i { width: 24px; height: 24px; }

  .trust-strip { padding: 30px 18px; gap: 22px; }
  .trust-strip > p { white-space: normal; text-align: center; line-height: 1.55; }
  .trust-strip > div { display: grid; width: 100%; grid-template-columns: 1fr 1fr; gap: 14px 10px; }
  .trust-strip span { display: flex; align-items: center; gap: 5px; }

  .method-section,
  .how-section,
  .subjects,
  .final-cta { padding: 64px 18px; }

  .section-heading { margin-bottom: 30px; text-align: left; }
  .kicker.center { justify-content: flex-start; }
  .section-heading h2,
  .how-copy h2,
  .subjects h2,
  .final-cta h2 { font-size: 32px; line-height: 1.08; }
  .section-heading > p:last-child,
  .how-copy > p:nth-of-type(2) { font-size: 13px; }

  .principle-grid { grid-template-columns: 1fr; gap: 12px; }
  .principle-grid article { padding: 22px; }
  .principle-grid p { min-height: 0; font-size: 12px; }
  .principle-grid a { display: inline-flex; min-height: 36px; align-items: center; font-size: 10px; }

  .how-section { display: grid; grid-template-columns: 1fr; gap: 36px; }
  .how-copy { max-width: none; margin: 0; }
  .how-copy li { margin: 22px 0; }
  .how-copy li > b { flex-basis: 34px; height: 34px; }
  .how-copy li strong { font-size: 13px; }
  .how-copy li small { font-size: 11px; line-height: 1.5; }

  .question-demo { width: 100%; max-width: none; padding: 21px; }
  .question-demo h3 { font-size: 15px; }
  .fake-answer { width: 100%; }
  .fake-answer span { flex: 1; }
  .fake-answer button { min-height: 42px; padding-inline: 18px; }

  .subjects { display: grid; grid-template-columns: 1fr; gap: 30px; }
  .subject-list a { min-height: 68px; padding: 13px; }
  .subject-list span { width: 42px; height: 42px; }
  .subject-list strong { font-size: 12px; }
  .subject-list small { font-size: 9px; }

  .account-actions { width: 100%; flex-direction: column; }
  .account-actions a { width: 100%; min-height: 50px; }

  footer { padding: 38px 18px; gap: 18px; }
  footer > div { width: 100%; justify-content: center; flex-wrap: wrap; }
  footer > div a { min-height: 40px; display: inline-flex; align-items: center; }

  .auth-modal { align-items: end; padding: 0; }
  .auth-card {
    width: 100%;
    max-height: 92dvh;
    overflow-y: auto;
    padding: 28px 20px calc(22px + env(safe-area-inset-bottom));
    border-radius: 22px 22px 0 0;
  }
  .modal-close { top: 14px; right: 14px; width: 40px; height: 40px; }
  .auth-card h2 { font-size: 26px; }
  .auth-form input[type="email"] { min-height: 50px; font-size: 16px; }
  .auth-form button,
  .modal-primary { min-height: 50px; font-size: 13px; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 38px; }
  .proof-row { align-items: flex-start; }
  .stars { width: 100%; margin: 12px 0 0 0; }
  .trust-strip > div { grid-template-columns: 1fr; }
  .app-card { padding: 14px; }
  .today-card { padding: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}

/* ===== brand.css ===== */
.brand-logo {
  display: inline-flex;
  height: 42px;
  align-items: center;
}

.brand-logo img {
  display: block;
  width: 190px;
  height: auto;
  max-height: 42px;
  object-fit: contain;
  object-position: left center;
}

footer .brand-logo img { width: 170px; }

.cta-icon {
  display: block;
  width: 56px;
  height: 56px;
  margin: 0 auto 24px;
  border-radius: 13px;
  object-fit: contain;
}

@media (max-width: 760px) {
  .brand-logo { height: 36px; }
  .brand-logo img { width: 132px; max-height: 36px; }
  .cta-icon { width: 52px; height: 52px; }
}

/* ===== redesign.css ===== */
/* Hero direction based on the approved MURGi reference */
body {
  font-family: Inter, "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
  font-feature-settings: "kern" 1, "liga" 1;
}

.nav-wrap {
  height: 88px;
  max-width: 1240px;
}

.nav-links { gap: 64px; }
.nav-links a { color: var(--vaakum); font-size: 14px; }

.nav-cta {
  padding: 10px 15px;
  border-radius: 18px;
  background: #c1c9ff;
  color: var(--vaakum);
  box-shadow: none;
}

.nav-cta:hover { background: #adb8ff; color: var(--vaakum); }
.nav-cta::before { content: none !important; }

.hero-revamp {
  min-height: 700px;
  padding: 68px max(9vw, 30px) 50px;
  background: #c3ccff;
  grid-template-columns: 0.78fr 1.22fr;
}

.hero-revamp .hero-copy {
  width: 100%;
  max-width: 490px;
  padding: 0;
}

.hero-revamp .kicker {
  color: #075ab8;
  font-size: 13px;
  letter-spacing: 0;
  text-transform: none;
}

.hero-revamp .kicker i {
  width: 12px;
  height: 12px;
  background: var(--vaakum);
  box-shadow: 0 0 0 5px rgba(255,255,255,.35);
}

.hero-revamp h1 {
  margin: 22px 0 28px;
  color: var(--vaakum);
  font-size: clamp(60px, 5.4vw, 86px);
  line-height: .97;
  letter-spacing: -3.6px;
  font-weight: 700;
}

.hero-revamp h1 span {
  display: inline-block;
  margin-top: .1em;
  color: #075ab8;
}

.hero-revamp .hero-lead {
  max-width: 440px;
  margin-bottom: 28px;
  color: var(--vaakum);
  font-size: 17px;
  line-height: 1.45;
}

.hero-revamp .primary-cta {
  min-width: 165px;
  min-height: 56px;
  border-radius: 14px;
  background: var(--sirius);
  box-shadow: none;
  font-size: 14px;
}

.device-stage {
  position: relative;
  min-height: 580px;
  overflow: visible;
}

.device-orbit {
  position: absolute;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: #858de1;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
}

.device-card {
  position: absolute;
  z-index: 2;
  top: 35px;
  left: 50%;
  width: 470px;
  min-height: 670px;
  overflow: hidden;
  border: 4px solid #0d0d12;
  border-radius: 22px;
  background: #cbd2ff;
  box-shadow: 0 24px 45px rgba(21,21,75,.2);
  transform: translateX(-45%) rotate(-10deg);
}

.device-header {
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  background: white;
  color: #68678b;
  font-size: 18px;
}

.device-header span {
  position: absolute;
  right: 26px;
  color: var(--sirius);
  font-size: 26px;
}

.device-band { height: 26px; background: var(--sirius); }
.device-content { padding: 34px 25px; color: var(--vaakum); }
.device-content h3 { margin: 0 0 12px; font-size: 15px; }

.device-row {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  border-bottom: 1px solid rgba(21,21,75,.15);
}

.device-row p { margin: 0; }
.device-row small { display: block; color: #70719b; font-size: 10px; }
.device-row strong { display: block; margin-top: 2px; font-size: 12px; }

.lesson-symbol {
  display: grid;
  flex: 0 0 43px;
  height: 43px;
  place-items: center;
  border-radius: 50%;
  color: var(--vaakum);
  font-size: 19px;
  font-weight: 800;
}

.lesson-symbol.yellow { background: #fff282; }
.lesson-symbol.lime { background: #e8f68a; }
.lesson-symbol.green { background: #dff599; }
.lesson-symbol.cyan { background: #67e3ea; }
.device-divider { height: 24px; margin: 20px -25px 22px; background: var(--sirius); }

@media (max-width: 980px) {
  .hero-revamp { grid-template-columns: 1fr 1fr; padding-inline: 32px; }
  .device-card { width: 400px; }
  .device-orbit { width: 500px; height: 500px; }
}

@media (max-width: 760px) {
  .nav-wrap { height: 68px; }
  .hero-revamp { display: block; padding: 52px 20px 0; }
  .hero-revamp .hero-copy { max-width: 540px; margin: auto; }
  .hero-revamp h1 { font-size: clamp(54px, 17vw, 76px); letter-spacing: -2.6px; line-height: .98; }
  .hero-revamp .hero-lead { font-size: 15px; }
  .hero-revamp .hero-actions { display: block; }
  .hero-revamp .primary-cta { width: 100%; }
  .device-stage { min-height: 570px; margin-top: 28px; overflow: hidden; }
  .device-orbit { width: 420px; height: 420px; top: 52px; }
  .device-card { top: 65px; width: 350px; min-height: 600px; transform: translateX(-48%) rotate(-7deg); }
  .device-header { height: 78px; font-size: 15px; }
  .device-content { padding: 26px 20px; }
  .device-divider { margin-inline: -20px; }
}

@media (max-width: 390px) {
  .hero-revamp h1 { font-size: 52px; }
  .device-card { width: 320px; }
}

/* ===== Mathematics learning materials ===== */
.materials-link{color:#0909b9;font-weight:800;font-size:12px;padding:9px 12px;border-radius:9px;background:#f0f1ff}
.back-dashboard{color:#0909b9;font-size:12px;font-weight:800;border:1px solid #c9ceeb;border-radius:9px;padding:10px 14px}
.material-body{margin:0;background:#f4f5fb;color:#15154b;font-family:Inter,"Avenir Next","Segoe UI",Arial,sans-serif}
.material-layout{width:min(1240px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:280px minmax(0,1fr);gap:38px;padding:38px 0 80px;align-items:start}
.material-sidebar{position:sticky;top:116px;background:#fff;border-radius:16px;padding:24px;box-shadow:0 12px 35px rgba(21,21,75,.07)}
.material-sidebar h2{font-size:18px;line-height:1.25;margin:0 0 20px}
.material-sidebar nav{display:grid;gap:3px}
.material-sidebar nav a{font-size:12px;color:#606b91;padding:9px 10px;border-radius:8px;transition:.18s}
.material-sidebar nav a:hover{color:#0909b9;background:#f0f1ff}
.material-content{min-width:0;display:grid;gap:22px}
.material-hero{background:#15154b;color:#fff;border-radius:20px;padding:44px 48px;box-shadow:0 18px 50px rgba(21,21,75,.15)}
.material-hero .dashboard-eyebrow{color:#9eb7ff}
.material-hero h1{font-size:42px;line-height:1.05;letter-spacing:-1.5px;margin:0 0 16px}
.material-hero>p:last-child{max-width:650px;color:#d6daf0;line-height:1.65;margin:0;font-size:14px}
.lesson-card{position:relative;background:#fff;border-radius:18px;padding:38px 44px;box-shadow:0 10px 32px rgba(21,21,75,.055);scroll-margin-top:105px}
.lesson-number{position:absolute;right:28px;top:25px;color:#c4c9dc;font-size:13px;font-weight:850;letter-spacing:1px}
.lesson-card h2{font-size:26px;margin:0 0 15px;letter-spacing:-.5px}
.lesson-card>p{font-size:14px;line-height:1.75;color:#555f7f;max-width:760px}
.lesson-card em{font-family:Georgia,serif;font-size:17px;color:#15154b}
.definition-grid,.formula-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px}
.definition-grid>div{border:1px solid #dfe3f1;border-radius:12px;padding:18px}
.definition-grid h3{font-size:14px;margin:0 0 7px}.definition-grid p{font-size:12px;line-height:1.5;color:#66708f;margin:0 0 10px}.definition-grid strong{color:#0909b9;font-size:18px}
.formula-card{display:flex;flex-direction:column;justify-content:center;min-height:100px;background:#eff1ff;border-left:4px solid #0909b9;border-radius:10px;padding:17px 20px;margin-top:14px}
.formula-row .formula-card{margin-top:0}
.formula-card span{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:#64709b;font-weight:800}
.formula-card strong{font-family:Georgia,serif;font-size:25px;margin-top:6px;color:#15154b}
.formula-card small{font-size:10px;color:#707999;margin-top:5px}
.remember-box{margin-top:20px;background:#fff8d8;border:1px solid #f2df7f;border-radius:11px;padding:16px 18px}
.remember-box b{font-size:12px;color:#7b6300}.remember-box p{font-size:12px;line-height:1.55;color:#675f42;margin:5px 0 0}
.material-finish{display:grid;grid-template-columns:44px 1fr auto;gap:16px;align-items:center;background:#e7f8f0;border:1px solid #b9e2cf;border-radius:16px;padding:22px 25px}
.material-finish>span{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#23a581;color:#fff;font-weight:900}
.material-finish h2{font-size:17px;margin:0 0 4px}.material-finish p{font-size:12px;color:#587566;margin:0}.material-finish a{background:#15154b;color:#fff;border-radius:9px;padding:11px 15px;font-size:11px;font-weight:800}

@media(max-width:900px){
  .material-layout{grid-template-columns:220px minmax(0,1fr);gap:24px}.material-hero{padding:36px}.material-hero h1{font-size:35px}.lesson-card{padding:32px}
}
@media(max-width:700px){
  .materials-link{display:none}.material-header{position:relative}.material-layout{width:calc(100% - 28px);display:block;padding-top:18px}.material-sidebar{position:relative;top:auto;margin-bottom:18px;padding:18px}.material-sidebar h2{margin-bottom:12px}.material-sidebar nav{display:flex;overflow-x:auto;padding-bottom:4px}.material-sidebar nav a{white-space:nowrap;background:#f4f5fb}
  .material-content{gap:15px}.material-hero{padding:30px 24px;border-radius:16px}.material-hero h1{font-size:31px}.lesson-card{padding:28px 20px;border-radius:15px}.lesson-card h2{font-size:23px;padding-right:35px}.definition-grid,.formula-row{grid-template-columns:1fr}.formula-card strong{font-size:22px}.material-finish{grid-template-columns:38px 1fr;padding:19px}.material-finish>a{grid-column:1/-1;text-align:center}
}

/* ===== Guided learning experience ===== */
.academy-layout{width:min(1280px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:300px minmax(0,1fr);gap:34px;padding:34px 0 80px;align-items:start}
.academy-sidebar{position:sticky;top:105px;background:#fff;border:1px solid #e2e5f2;border-radius:18px;padding:25px 20px;box-shadow:0 12px 34px rgba(21,21,75,.06)}
.academy-sidebar>h1{margin:5px 4px 22px;font-size:21px;line-height:1.25;letter-spacing:-.4px}
.academy-progress-card{display:grid;grid-template-columns:62px 1fr;gap:13px;align-items:center;padding:15px;background:#f1f2ff;border-radius:14px;margin-bottom:18px}
.academy-progress-ring{--lesson-progress:0deg;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(#0909b9 var(--lesson-progress),#d8dcef 0);position:relative}
.academy-progress-ring:after{content:"";position:absolute;inset:7px;background:#fff;border-radius:50%}.academy-progress-ring strong{position:relative;z-index:1;font-size:12px}
.academy-progress-card>div:last-child{display:grid;gap:4px}.academy-progress-card>div:last-child strong{font-size:12px}.academy-progress-card>div:last-child span{font-size:10px;color:#707997}
.academy-sidebar nav{display:grid;gap:4px}
.academy-sidebar nav button{width:100%;border:0;background:transparent;display:grid;grid-template-columns:30px 1fr;gap:10px;align-items:center;text-align:left;padding:8px;border-radius:10px;color:#646d8b;cursor:pointer;font:inherit}
.academy-sidebar nav button:hover,.academy-sidebar nav button.is-active{background:#eff1ff;color:#0909b9}
.academy-sidebar nav button>span{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#e6e8f2;font-size:10px;font-weight:850}
.academy-sidebar nav button.is-active>span{background:#0909b9;color:#fff}.academy-sidebar nav button.is-done>span{background:#23a581;color:#fff}
.academy-sidebar nav button em{font-style:normal;font-size:11px;font-weight:700;line-height:1.2}
.academy-main{min-width:0}
.academy-topline{display:flex;justify-content:space-between;align-items:center;margin:2px 0 14px;padding:0 4px;color:#66708e}
.academy-topline>div{display:grid;gap:3px}.academy-topline span{font-size:9px;font-weight:900;letter-spacing:1px;color:#0909b9}.academy-topline strong{font-size:11px}.academy-topline>a{font-size:11px;font-weight:800;color:#586383}
.academy-lesson{overflow:hidden;background:#fff;border:1px solid #e0e4f0;border-radius:21px;box-shadow:0 16px 45px rgba(21,21,75,.07)}
.academy-theory{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(230px,.8fr);min-height:330px}
.academy-copy{padding:48px 46px}.academy-copy .dashboard-eyebrow{color:#0966bd}.academy-copy h2{font-size:36px;letter-spacing:-1px;margin:8px 0 18px}.academy-copy>p:last-child{color:#58627e;line-height:1.75;font-size:15px;max-width:580px}
.shape-stage{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;background:#c9d1ff;min-height:330px;padding:30px}
.shape-stage>strong{font-family:Georgia,serif;font-size:27px;background:#fff;color:#15154b;padding:11px 20px;border-radius:12px;box-shadow:0 8px 20px rgba(21,21,75,.12)}
.shape-figure{width:115px;height:115px;background:#747dde;border:5px solid #15154b;box-sizing:border-box;position:relative}
.shape-figure.circle{border-radius:50%}.shape-figure.rectangle{width:155px;height:95px}.shape-figure.square{border-radius:4px}.shape-figure.parallelogram{transform:skew(-18deg);width:145px;height:95px}.shape-figure.diamond{transform:rotate(45deg);width:95px;height:95px}.shape-figure.triangle,.shape-figure.right-triangle{width:0;height:0;background:transparent;border-left:65px solid transparent;border-right:65px solid transparent;border-bottom:120px solid #747dde;border-top:0}.shape-figure.right-triangle{border-left:0;border-right:120px solid transparent}.shape-figure.trapezoid{width:150px;height:0;background:transparent;border-left:30px solid transparent;border-right:30px solid transparent;border-bottom:105px solid #747dde;border-top:0}.shape-figure.hexagon{width:125px;height:72px;border:0;background:#747dde;margin:25px 0}.shape-figure.hexagon:before,.shape-figure.hexagon:after{content:"";position:absolute;left:0;width:0;height:0;border-left:62px solid transparent;border-right:62px solid transparent}.shape-figure.hexagon:before{top:-36px;border-bottom:36px solid #747dde}.shape-figure.hexagon:after{bottom:-36px;border-top:36px solid #747dde}
.worked-example{display:grid;grid-template-columns:100px 1fr;gap:20px;align-items:center;background:#15154b;color:#fff;padding:24px 46px}.worked-example>span{font-size:10px;letter-spacing:1.2px;color:#9fb9ff;font-weight:900}.worked-example p{margin:0 0 6px;color:#dfe2f4;font-size:12px}.worked-example strong{font-size:17px}
.academy-practice{padding:40px 46px 44px}.practice-heading{display:grid;gap:5px;margin-bottom:22px}.practice-heading>span{font-size:10px;letter-spacing:1.2px;font-weight:900;color:#0966bd}.practice-heading>strong{font-size:11px;color:#7a829d}.academy-practice h3{font-size:21px;line-height:1.4;margin:0 0 24px;max-width:680px}
#practice-form label{display:block;font-size:10px;font-weight:850;color:#6a738f;margin-bottom:7px}.answer-row{display:grid;grid-template-columns:minmax(120px,260px) auto auto;gap:10px;align-items:center;justify-content:start}.answer-row input{height:48px;border:2px solid #cbd0e1;border-radius:10px;padding:0 14px;font:700 16px inherit;color:#15154b}.answer-row input:focus{outline:0;border-color:#0909b9;box-shadow:0 0 0 3px rgba(9,9,185,.1)}.answer-row>span{font-size:13px;color:#69728e}.answer-row button,.lesson-primary{border:0;border-radius:10px;background:#0909b9;color:#fff;min-height:48px;padding:0 22px;font-weight:850;cursor:pointer}.answer-row button:disabled,.lesson-primary:disabled{background:#c9cede;color:#7b849e;cursor:not-allowed}
.practice-feedback{display:grid;grid-template-columns:42px 1fr;gap:13px;margin-top:22px;padding:17px 18px;border-radius:12px}.practice-feedback>span{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:900}.practice-feedback strong{font-size:13px}.practice-feedback p{font-size:12px;line-height:1.5;margin:4px 0 0}.practice-feedback.is-correct{background:#e7f8f0;color:#146b54}.practice-feedback.is-correct>span{background:#23a581}.practice-feedback.is-wrong{background:#fff2e8;color:#8a4d1a}.practice-feedback.is-wrong>span{background:#e98238}.practice-feedback button{border:0;background:transparent;color:#8a4d1a;font-weight:850;padding:8px 0 0;cursor:pointer;text-decoration:underline}
.solution-panel{margin-top:12px;border-left:4px solid #e98238;background:#fff8f2;border-radius:8px;padding:16px 18px;color:#6e4c31}.solution-panel strong{font-size:12px}.solution-panel p{font-size:12px;line-height:1.55;margin:5px 0 0}
.academy-controls{display:flex;justify-content:space-between;gap:12px;margin-top:16px}.lesson-secondary{min-height:46px;padding:0 20px;border:1px solid #cbd0e1;border-radius:10px;background:#fff;color:#15154b;font-weight:800;cursor:pointer}.lesson-secondary:disabled{opacity:.4;cursor:not-allowed}
.course-complete{text-align:center;background:#fff;border:1px solid #c9eadb;border-radius:20px;padding:64px 30px;box-shadow:0 15px 42px rgba(21,21,75,.07)}.course-complete>span{margin:auto;width:68px;height:68px;border-radius:50%;display:grid;place-items:center;background:#23a581;color:#fff;font-size:30px;font-weight:900}.course-complete h2{font-size:32px;margin:20px 0 10px}.course-complete p{max-width:530px;margin:0 auto 25px;color:#66708d;line-height:1.6}.course-complete a{display:inline-block;background:#0909b9;color:#fff;border-radius:10px;padding:13px 20px;font-size:12px;font-weight:850}

@media(max-width:900px){
  .academy-layout{grid-template-columns:235px minmax(0,1fr);gap:20px}.academy-theory{grid-template-columns:1fr}.shape-stage{min-height:240px}.academy-copy{padding:36px}.worked-example,.academy-practice{padding-left:36px;padding-right:36px}
}
@media(max-width:700px){
  .academy-layout{width:calc(100% - 24px);display:block;padding-top:15px}.academy-sidebar{position:relative;top:auto;margin-bottom:16px;padding:18px}.academy-sidebar>h1{font-size:18px}.academy-progress-card{grid-template-columns:52px 1fr}.academy-progress-ring{width:50px;height:50px}.academy-sidebar nav{display:flex;overflow-x:auto;padding-bottom:4px}.academy-sidebar nav button{flex:0 0 auto;width:auto;grid-template-columns:28px auto}.academy-sidebar nav button em{max-width:105px}.academy-topline{margin-top:18px}.academy-topline>div strong{display:none}.academy-theory{min-height:0}.academy-copy{padding:30px 22px}.academy-copy h2{font-size:29px}.shape-stage{min-height:250px}.worked-example{grid-template-columns:1fr;padding:22px}.academy-practice{padding:29px 22px}.academy-practice h3{font-size:18px}.answer-row{grid-template-columns:minmax(0,1fr) auto}.answer-row button{grid-column:1/-1;width:100%}.academy-controls{position:static;background:transparent;padding:0}.lesson-primary,.lesson-secondary{flex:1;padding:0 12px}.course-complete{padding:45px 22px}.course-complete h2{font-size:27px}
}