:root{--lavender:#efebf6;--sand:#f5ebdb;--sage:#e9efdf}html{scroll-behavior:smooth}.sidebar{overflow-y:auto}.sidebar .nav a{padding:11px 13px}.sidebar .brand-sub{margin-bottom:28px}.hero-v2{grid-template-columns:1.05fr 1fr;gap:36px;padding-bottom:42px}.hero-v2 h1{font-size:clamp(38px,4vw,62px);letter-spacing:-2.1px}.hero-v2 h1 em{font-size:.96em}.hero-v2 .hero-note{max-width:380px;line-height:1.7}.learning-poster{background:#e5edd7;border-radius:24px;min-height:380px;padding:28px 30px;position:relative;overflow:hidden;border:1px solid #d9e2cd;background-image:radial-gradient(#a2b78c55 .75px,transparent .75px);background-size:14px 14px}.poster-top{display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:2px;color:#63774f}.poster-star{font-size:39px;line-height:1;color:#648441}.poster-equation{font-size:clamp(23px,2.6vw,39px);line-height:1.5;margin:30px 0;font-weight:500;letter-spacing:-1px}.poster-equation>span{color:#83996b}.poster-equation i{font-family:Georgia,serif;color:#486f32;font-weight:400}.poster-path{display:flex;align-items:center;width:100%;max-width:320px}.path-node{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:white;border:1px solid #8ca96b;color:#506f36;font-size:13px;flex-shrink:0}.path-node.done{background:#557c3d;color:white;border-color:#557c3d}.path-node.future{background:#edf3e4;border-style:dashed}.path-line{height:1px;background:#9caf83;flex:1}.poster-labels{display:flex;justify-content:space-between;font-size:9px;color:#708260;max-width:320px;margin-top:11px}.poster-bottom{margin-top:29px;padding:15px 16px;background:#ffffffcc;border:1px solid #fff;border-radius:13px;display:flex;gap:13px;align-items:center}.half-circle{background:#dcebae;color:#506b2d;border-radius:50%;width:40px;height:40px;display:grid;place-items:center;font-family:Georgia,serif;font-size:26px;flex-shrink:0}.poster-bottom strong{display:block;font-size:12px;margin-bottom:4px}.poster-bottom small{font-size:10px}.poster-note{display:block;font-size:9px;color:#8a967d;margin-top:12px}.value-ribbon{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:45px}.value-ribbon>div{display:flex;gap:15px;align-items:center;justify-content:center;border-right:1px solid var(--line)}.value-ribbon>div:first-child{justify-content:flex-start}.value-ribbon>div:last-child{border:0}.value-ribbon strong{font-family:Georgia,serif;font-size:38px;font-weight:400;color:#456e37}.value-ribbon span{font-size:11px;color:var(--muted);line-height:1.7}.curriculum-cards{margin-top:24px;align-items:stretch}.curriculum-card{padding:24px;display:flex;flex-direction:column;background:linear-gradient(165deg,var(--sage),#fff 48%);transition:box-shadow .2s,transform .2s}.curriculum-card.sand{background:linear-gradient(165deg,var(--sand),#fff 48%)}.curriculum-card.lavender{background:linear-gradient(165deg,var(--lavender),#fff 48%)}.curriculum-card:hover{transform:translateY(-3px);box-shadow:0 12px 26px #244b3010}.curriculum-card .tag{background:#ffffff99;font-size:9px;max-width:155px;text-align:center;line-height:1.5}.course-glyph{font:38px Georgia,serif;color:#607e45}.sand .course-glyph{color:#ac8656}.lavender .course-glyph{color:#8a75a2}.course-kicker{font-size:10px;color:#77876b;line-height:1.6;margin-bottom:11px}.curriculum-card h3{font-size:24px;line-height:1.15;margin-bottom:13px;letter-spacing:-.8px}.course-desc{font-size:12px;color:var(--muted);margin-bottom:23px;flex:1}.split-track{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:4px}.split-track span{height:6px;border-radius:2px}.split-track .free{background:#89a866}.split-track .premium{background:#dce3d2}.split-caption{display:flex;justify-content:space-between;gap:8px;font-size:9px;color:var(--muted);margin-top:9px}.course-meta{display:flex;gap:11px;flex-wrap:wrap;font-size:10px;color:var(--muted);padding:18px 0}.curriculum-card .btn{justify-content:space-between;font-size:12px}.study-how{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center;margin:53px 0}.study-how h2{font-size:36px;margin-bottom:20px}.study-how>div>p{color:var(--muted);font-size:13px;max-width:370px}.preview-header{display:flex;justify-content:space-between;font-size:10px;align-items:center;margin-bottom:13px}.preview-step{display:flex;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.preview-step:last-child{border:0}.preview-step>span{font:23px Georgia,serif;color:#9aaa87}.preview-step strong{display:block;font-size:13px;margin-bottom:5px}.preview-step small{font-size:11px}.free-banner{background:#244c3e;color:#fff;padding:38px 39px;border-radius:18px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:36px;background-image:radial-gradient(ellipse at top right,#54804750,transparent 60%)}.free-banner h2{font-size:34px;line-height:1.15}.free-banner .eyebrow{color:#c4d4aa}.free-banner p{font-size:12px;color:#c3d1c5;max-width:430px}.free-banner-list{display:grid;gap:22px;font-size:12px;color:#dae5d4}.teacher-wide{margin-top:34px;gap:22px}.teacher-wide>div:nth-child(2){flex:1}.teacher-wide .eyebrow{font-size:9px}.teacher-wide h3{font-size:21px}.teacher-wide p{font-size:12px}.course-intro{display:flex;gap:20px;align-items:center;background:var(--sage);border:1px solid #dce5d2;padding:20px 24px;border-radius:12px;margin-bottom:28px}.course-intro .tag{white-space:nowrap;background:white}.course-intro p{font-size:12px;margin:0;color:#687c5b}.source-note{margin-top:30px}.source-note p{font-size:12px;color:var(--muted)}.source-note h3{font-size:19px}.source-links{display:flex;gap:17px;flex-wrap:wrap;margin:18px 0;font-size:12px;font-weight:600}.source-links a{border-bottom:1px solid #aabda0;padding-bottom:4px}.course-detail-hero{background:var(--sage);border-radius:20px;padding:32px 35px;display:grid;grid-template-columns:1fr 110px;gap:20px;align-items:center}.course-detail-hero.sand{background:var(--sand)}.course-detail-hero.lavender{background:var(--lavender)}.course-detail-hero h1{font-size:42px;margin-bottom:17px}.course-detail-hero p{font-size:13px;color:#6e7f62;max-width:570px;margin-bottom:23px}.giant-symbol{font:150px Georgia,serif;opacity:.23;text-align:center}.course-detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:23px;margin-top:19px;align-items:start}.course-detail-grid .section-heading h2{font-size:25px}.course-detail-grid .section-heading .tag{white-space:nowrap}.course-sidebar{margin-top:31px;display:grid;gap:18px;position:sticky;top:20px}.access-card h3{margin:18px 0 9px;font-size:23px}.access-card p{font-size:12px;color:var(--muted)}.access-card .price{font-size:33px}.access-card .price small{display:block;margin-top:7px}.access-card .feature-list{margin:18px 0}.access-card .feature-list li{font-size:11px}.access-card .btn{font-size:11px;width:100%}.payment-note{display:block;font-size:10px;line-height:1.8;color:var(--muted);margin-top:15px}.premium-tag{background:#f1e7d7;color:#94723f}.access-open{background:#e4efd8;color:#4d7939}.outcomes-card h3{font-size:17px}.outcomes-card p{font-size:12px;color:var(--muted)}.outcomes-card .text-link{font-size:11px}.module-group{font-size:10px;font-weight:600;letter-spacing:1.3px;margin:26px 0 15px;color:#638449;display:flex;gap:8px;align-items:center}.module-group.paid{color:#a18458;margin-top:34px}.module-row{background:white;border:1px solid var(--line);padding:21px 18px;border-radius:12px;display:flex;gap:15px;align-items:flex-start;margin-bottom:10px;transition:border-color .15s}.module-row:hover{border-color:#9fb78a}.module-number{font:23px Georgia,serif;color:#8eaa72;min-width:28px;line-height:1.2}.module-row.locked{background:#fdfcf8}.module-row.locked .module-number{color:#baaa8e}.module-main{flex:1;min-width:0}.module-main h3{font-size:15px;line-height:1.4;margin-bottom:8px}.module-main p{font-size:11px;color:var(--muted);line-height:1.65;margin-bottom:9px}.module-main small{font-size:9px}.module-access{font-size:9px;white-space:nowrap;display:flex;align-items:center;gap:11px;color:#849079;margin-top:3px}.module-access b{font-size:16px;font-weight:400}.paywall{max-width:760px;margin:30px auto;padding:40px}.lock-emblem{background:#f2ebdd;color:#a48b5f;width:64px;height:64px;border-radius:18px;display:grid;place-items:center;font-size:34px;margin-bottom:23px}.paywall h1{font-size:35px}.paywall>p{font-size:14px;color:var(--muted)}.paywall .price small{display:block;margin-top:12px;font-size:12px}.lesson-breadcrumb{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:30px}.lesson-title{max-width:830px;margin-bottom:32px}.lesson-title h1{font-size:40px;line-height:1.14;margin-bottom:16px}.lesson-title p{font-size:14px;color:var(--muted)}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 245px;gap:22px;align-items:start}.lesson-body{min-width:0}.lesson-section{margin-bottom:20px;padding:27px}.lesson-section-label{font-size:9px;letter-spacing:1.7px;font-weight:600;color:#81906d;margin-bottom:18px}.lesson-section h2{font-size:24px;line-height:1.35;letter-spacing:-.7px;margin-bottom:20px}.lesson-section p{font-size:14px;line-height:1.85;color:#5c7264}.trap{background:#faf5e9;border-radius:10px;padding:16px 18px;margin-top:24px}.trap strong{font-size:11px;color:#9c7d43}.trap p{font-size:12px;margin:6px 0 0;color:#847453}.example-section{background:#edf3e6}.worked-steps{padding-left:22px;margin:0;display:grid;gap:14px;font-size:14px;line-height:1.8;color:#536c43}.worked-steps li{padding-left:7px}.worked-steps li::marker{color:#8ba56e;font-family:Georgia,serif}.practice-section{padding:14px 0 0}.practice-section>p{font-size:12px}.task-label{display:flex;justify-content:space-between;font-size:9px;color:#8b977c;letter-spacing:1px}.lesson-task h3{font-size:16px;line-height:1.8;margin:18px 0}.lesson-task .feedback p{font-size:13px;margin:8px 0}.lesson-task .feedback{color:#4d6e3d}.reasoning-section .reasoning-question{font-size:16px;color:var(--ink);font-weight:500}.solution-disclosure{border:1px solid #d9e1d1;border-radius:10px;padding:17px 18px;margin:20px 0}.solution-disclosure summary{font-size:12px;font-weight:600;cursor:pointer}.solution-disclosure p{font-size:13px;margin:16px 0 0}.reasoning-section>small{font-size:11px;line-height:1.7;display:block}.finish-section h3{font-size:21px}.finish-section p{font-size:12px}.lesson-outline{padding:20px;position:sticky;top:20px}.lesson-outline .eyebrow{font-size:9px}.lesson-outline>.bar{margin-top:18px}.lesson-outline>p{font-size:10px;margin:10px 0 17px}.lesson-outline nav{display:grid;gap:4px}.lesson-outline nav a{display:flex;gap:9px;padding:10px 8px;border-radius:7px;font-size:10px;line-height:1.6;color:#7d8875}.lesson-outline nav a>span:first-child{min-width:16px;color:#9da890}.lesson-outline nav a>span:nth-child(2){flex:1}.lesson-outline nav a.current{background:#eaf0df;color:#446332;font-weight:600}.lesson-outline nav a:hover{background:#f4f6ef}.lesson-pagination{display:flex;justify-content:space-between;gap:12px;margin-top:25px}.lesson-pagination .btn{font-size:11px}.library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.library-card{display:flex;flex-direction:column;transition:transform .15s}.library-card:hover{transform:translateY(-3px);border-color:#a9bb95}.library-card .tag{font-size:9px}.library-card .course-top{margin-bottom:16px}.library-card h3{font-size:20px;line-height:1.35}.library-card>p{font-size:12px;color:var(--muted);flex:1}.library-card.sand{border-top:3px solid #dcc3a0}.library-card.sage{border-top:3px solid #b5ca98}.library-card.lavender{border-top:3px solid #c5b5db}.pricing-cards>section{display:flex;flex-direction:column;align-items:flex-start}.pricing-cards h3{margin-top:22px;font-size:24px}.pricing-cards .price{font-size:34px;min-height:68px;margin-top:6px}.pricing-cards .price small{display:block;font-size:10px;margin-top:8px;line-height:1.5}.pricing-cards p{font-size:12px;color:var(--muted)}.pricing-cards .feature-list{font-size:12px;width:100%;flex:1}.pricing-cards .feature-list li{font-size:12px}.pricing-cards .btn{width:100%;font-size:12px}.pricing-featured{border:1px solid #97ae75;background:linear-gradient(#f0f5e7,#fff 65%)}.student-learning{margin:22px 0}.student-learning>p{font-size:12px}.access-control{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}.access-control strong{font-size:14px;display:block;margin-bottom:5px}.access-control small{font-size:11px}.lesson-attempt-log{margin-top:22px;font-size:12px}.lesson-attempt-log summary{cursor:pointer}.lesson-attempt-log p{font-size:12px;margin:15px 0}.course-dashboard-card{padding:26px 28px;border:1px solid #d8e4c8;border-radius:14px;background:#eaf0df;display:flex;justify-content:space-between;align-items:center;gap:26px;margin-bottom:25px}.course-dashboard-card>div{flex:1}.course-dashboard-card h3{font-size:24px;margin-bottom:10px}.course-dashboard-card p{font-size:12px;color:#6a7c5a}.course-dashboard-card .bar{background:#dbe5ce}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1550px){.hero-v2{gap:65px}.learning-poster{padding:35px 37px}.poster-equation{margin:35px 0}.curriculum-card{padding:28px}.lesson-layout{grid-template-columns:minmax(0,1fr) 280px}}
@media(max-width:1200px){.hero-v2{gap:22px}.learning-poster{padding:24px 23px}.poster-equation{font-size:29px}.course-detail-grid{grid-template-columns:minmax(0,1fr) 240px}.module-row{padding:18px 15px;gap:10px}.module-access{flex-direction:column;gap:9px}.module-main h3{font-size:14px}.access-card{padding:20px 17px}.lesson-layout{grid-template-columns:minmax(0,1fr) 215px}.lesson-section{padding:23px}.practice-section{padding:10px 0}.curriculum-card{padding:20px}.curriculum-card h3{font-size:21px}.course-meta{gap:7px}.split-caption{font-size:8px}}
@media(max-width:1000px){.curriculum-cards{grid-template-columns:1fr}.curriculum-card{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.curriculum-card .course-top,.curriculum-card h3,.curriculum-card .course-kicker,.curriculum-card .course-desc{grid-column:1}.curriculum-card .split-track{grid-column:2;grid-row:2;align-self:center}.curriculum-card .split-caption{grid-column:2;grid-row:3;align-self:center;font-size:10px}.curriculum-card .course-meta{grid-column:2;grid-row:4;align-self:center}.curriculum-card>.btn{grid-column:2;grid-row:5}.curriculum-card .course-top{margin-bottom:12px;grid-column:1 / -1}.curriculum-card .course-desc{margin-bottom:0}.lesson-layout{grid-template-columns:minmax(0,1fr)}.lesson-outline{position:static;order:2}.lesson-outline nav{grid-template-columns:1fr 1fr}.library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.course-detail-grid{grid-template-columns:minmax(0,1fr)}.course-sidebar{position:static;display:grid;grid-template-columns:1fr 1fr;margin-top:0}.teacher-wide{flex-wrap:wrap}.pricing-cards{grid-template-columns:1fr}.pricing-cards>section{padding:27px}.pricing-cards .price{min-height:0}.pricing-cards .feature-list{margin-top:5px}.study-how{gap:22px}.course-detail-hero h1{font-size:36px}}
@media(max-width:850px){.sidebar{overflow:visible}.sidebar .nav{overflow-x:auto}.sidebar .brand-sub{display:none}.sidebar .nav a{padding:8px 12px}.hero-v2 h1{font-size:41px}.learning-poster{min-height:340px}.poster-equation{font-size:26px}.poster-bottom{padding:12px}.poster-bottom small{font-size:9px}.value-ribbon strong{font-size:31px}.value-ribbon span{font-size:10px}.value-ribbon>div{gap:10px}.free-banner{padding:30px}.study-how h2{font-size:31px}}
@media(max-width:600px){.hero-v2{grid-template-columns:1fr;padding-bottom:26px;gap:25px}.hero-v2 h1{font-size:45px}.hero-v2 h1 em{font-size:.86em}.learning-poster{min-height:355px;padding:23px 25px}.poster-equation{font-size:33px;margin:23px 0}.poster-top{font-size:9px}.poster-bottom{margin-top:22px}.value-ribbon{gap:12px;margin-bottom:30px;padding:18px 0}.value-ribbon>div{display:block;padding-right:5px}.value-ribbon strong{font-size:30px;display:block;margin-bottom:5px}.value-ribbon span{font-size:9px;line-height:1.5}.section-heading .eyebrow{font-size:8px;display:block;line-height:1.7;margin-bottom:9px}.section-heading{flex-wrap:wrap}.curriculum-card{display:flex;padding:24px}.curriculum-card .course-top{margin-bottom:18px}.curriculum-card .course-desc{margin-bottom:21px}.curriculum-card h3{font-size:27px}.curriculum-card .split-caption{font-size:10px}.curriculum-card .course-meta{padding:18px 0}.curriculum-card .btn{font-size:13px}.study-how{grid-template-columns:1fr;gap:20px;margin:36px 0}.study-how h2{font-size:33px}.free-banner{grid-template-columns:1fr;gap:26px;padding:27px}.free-banner h2{font-size:32px}.free-banner-list{gap:14px;font-size:11px}.teacher-wide{padding:22px 19px;gap:15px;align-items:start}.teacher-wide .avatar{width:48px;height:48px;font-size:20px}.teacher-wide .eyebrow{font-size:8px;line-height:1.6;margin-bottom:8px}.teacher-wide h3{font-size:20px}.teacher-wide>.btn{width:100%}.course-intro{display:block;padding:20px}.course-intro p{margin-top:14px}.course-detail-hero{padding:25px 22px;grid-template-columns:1fr}.giant-symbol{display:none}.course-detail-hero h1{font-size:35px}.course-detail-hero .eyebrow{font-size:9px}.course-detail-hero .hero-actions .btn{width:100%}.course-detail-grid{gap:15px}.module-row{gap:10px;padding:18px 13px}.module-number{font-size:21px;min-width:24px}.module-main h3{font-size:14px}.module-access{font-size:8px}.module-main p{font-size:11px}.course-sidebar{grid-template-columns:1fr}.access-card{padding:24px}.access-card .price small{display:inline;font-size:12px}.module-group{font-size:9px;letter-spacing:.8px}.lesson-title h1{font-size:32px}.lesson-title .eyebrow{font-size:9px}.lesson-breadcrumb .tag{font-size:8px}.lesson-breadcrumb .text-link{font-size:12px}.lesson-section{padding:23px 20px}.lesson-section h2{font-size:23px}.lesson-section p{font-size:13px}.worked-steps{font-size:13px}.practice-section{padding:10px 0}.lesson-task h3{font-size:15px}.lesson-outline nav{grid-template-columns:1fr}.lesson-pagination .btn{font-size:10px;padding:12px}.library-grid{grid-template-columns:1fr}.library-card h3{font-size:22px}.library-card{padding:23px}.paywall{padding:26px 22px}.paywall h1{font-size:30px}.paywall .hero-actions .btn{width:100%}.course-dashboard-card{flex-direction:column;align-items:stretch;padding:24px}.access-control{flex-direction:column;align-items:stretch;gap:13px}.access-control .btn{align-self:flex-start}.source-links{flex-direction:column;align-items:flex-start}.source-note h3{font-size:18px}.pricing-cards .price{font-size:38px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.access-pending{display:grid;gap:12px;justify-items:start}.access-card .access-pending{justify-items:stretch}.nav{scrollbar-width:thin}.lesson-body,.course-sidebar,.learning-poster{min-width:0}

/* Expanded learning workspace */
.curriculum-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.blue{background:#e5edf4}.task-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:end}.task-filters label{display:grid;gap:8px}.task-bank,.review-list{display:grid;gap:20px}.task-bank h3{font-size:19px;line-height:1.6}.task-bank .answer-row{margin-top:16px}.preserve-lines{white-space:pre-wrap;overflow-wrap:anywhere}.written-work{margin-top:28px;border-top:1px solid #ccd7cc;padding-top:24px}.written-work label,.review-list label{display:grid;gap:8px;margin:18px 0}.lesson-body p,.worked-steps li{font-size:16px;line-height:1.8}.lesson-body small{font-size:13px}.task-state{font-size:13px}.task-label{gap:12px;flex-wrap:wrap}.task-filters input,.task-filters select,textarea{width:100%;min-width:0}button:focus-visible,a:focus-visible{outline:3px solid #548a6a;outline-offset:4px}@media(max-width:700px){.curriculum-cards,.task-filters{grid-template-columns:1fr}.task-bank .card{padding:20px}.task-bank .answer-row{flex-wrap:wrap}.task-bank .answer-row input{width:100%}.task-bank .answer-row button{width:100%}}

.written-photos,.photo-preview{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0}.written-photos a{display:flex;flex-direction:column;gap:8px;max-width:100%;color:var(--green,#24523c)}.written-photos img,.photo-preview img{width:180px;height:200px;object-fit:contain;background:#f1f4f0;border:1px solid #d7ded6;border-radius:10px}.written-work input[type=file]{max-width:100%;font-size:14px}.written-photos span{font-size:14px}