@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{--ink:#252339;--muted:#626174;--paper:#f6f4ee;--line:#dedcd5;--lilac:#d2c2ff;--mint:#c9e7d8;--peach:#ffd3be;--yellow:#f3df94;--white:#fffdf8;--radius:18px}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',system-ui,sans-serif;font-size:16px;line-height:1.55}h1,h2,h3,.brand{font-family:'Space Grotesk',system-ui,sans-serif;line-height:1.13;letter-spacing:-.045em}h1{font-size:clamp(2rem,4vw,3.5rem);margin:0 0 15px}h2{font-size:1.65rem;margin:0 0 16px}h3{font-size:1.2rem;margin:0 0 10px}p{margin:0 0 16px}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}a{color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #6850c3;outline-offset:4px}.skip-link{position:absolute;top:-80px;left:16px;background:var(--ink);color:white;padding:12px;z-index:100}.skip-link:focus{top:8px}.topbar{height:88px;padding:0 4%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.brand{text-decoration:none;font-size:1.6rem;font-weight:700;display:flex;align-items:center;gap:10px;letter-spacing:-.06em}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--lilac);width:37px;height:37px;border-radius:10px;font-size:26px;letter-spacing:0}.brand-dot{color:#9175d7;margin-left:-10px}.course-label{font-weight:700}.course-label span{font-size:13px;color:var(--muted);display:block;font-weight:400}.edition,.tiny,.eyebrow{font-size:11px;letter-spacing:.12em;font-weight:700}.edition{border:1px solid var(--line);padding:7px 10px;border-radius:6px}.layout{display:grid;grid-template-columns:222px minmax(0,1fr);max-width:1500px;margin:0 auto;min-height:calc(100vh - 88px)}.sidebar{padding:35px 23px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:32px}.sidebar nav{display:grid;gap:7px}.sidebar nav a{text-decoration:none;font-size:14px;font-weight:600;padding:12px 14px;border-radius:10px;display:flex;gap:12px;align-items:center}.sidebar nav a span{font-size:20px;width:18px;text-align:center}.sidebar nav a.active{background:var(--ink);color:var(--white)}.sidebar nav a:hover:not(.active){background:#eae6df}.sidebar-note{margin-top:25px;border-top:1px solid var(--line);padding:24px 12px}.sidebar-note p{font-size:14px;margin-top:10px}.scribble{font-size:46px;line-height:1;color:#a28ad6;display:block;transform:rotate(-15deg)}.plain-button{background:transparent;border:0;padding:0;text-align:left;color:var(--muted);font-size:12px;text-decoration:underline;text-underline-offset:4px}.sidebar>.plain-button{margin-top:auto}main{padding:38px clamp(20px,4vw,60px) 70px;min-width:0;outline:none}.page-head{display:flex;gap:20px;align-items:flex-start;justify-content:space-between;margin-bottom:30px}.eyebrow{display:block;margin-bottom:12px;color:var(--muted)}.greeting{font-size:2.7rem}.muted{color:var(--muted)}.head-copy{max-width:500px}.save-chip,.chip{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:600;background:var(--white);border:1px solid var(--line);border-radius:30px;padding:7px 12px;white-space:nowrap}.save-chip:before{content:'';width:6px;height:6px;border-radius:50%;background:#52785d}.feature{display:grid;grid-template-columns:1.25fr .75fr;background:var(--lilac);border:1px solid #b8a8e4;border-radius:var(--radius);overflow:hidden;margin-bottom:30px;min-height:265px}.feature-copy{padding:32px;align-self:center}.feature h2{font-size:2.4rem;max-width:440px;margin:12px 0}.feature p{max-width:450px;font-size:14px}.feature-art{position:relative;overflow:hidden;display:grid;place-items:center;border-left:1px solid #b8a8e4;background:repeating-linear-gradient(0deg,transparent,transparent 29px,#b8a8e466 30px),repeating-linear-gradient(90deg,transparent,transparent 29px,#b8a8e466 30px)}.paper-tile{background:var(--white);width:185px;transform:rotate(-8deg);padding:22px;box-shadow:8px 10px 0 #2523391a;border:1px solid var(--ink);font-size:12px;z-index:1}.paper-tile b{font-family:'Space Grotesk',sans-serif;font-size:25px;line-height:1.1;display:block;margin:12px 0}.paper-tile .line{display:block;height:4px;background:var(--ink);margin:8px 0;width:80%}.paper-tile .line.short{width:55%}.question-stamp{position:absolute;right:18px;bottom:15px;background:var(--yellow);border:1px solid var(--ink);border-radius:50%;width:73px;height:73px;display:grid;place-items:center;transform:rotate(12deg);font-size:42px;font-family:serif;z-index:2}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;padding:11px 18px;border-radius:9px;background:var(--ink);color:var(--white);font-size:14px;font-weight:600;border:1px solid var(--ink);text-decoration:none;min-height:44px}.button:hover{background:#403b56}.button.secondary{background:transparent;color:var(--ink)}.button.secondary:hover{background:#ffffff50}.button.small{padding:8px 12px;min-height:38px;font-size:12px}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:30px 0 16px}.section-heading h2{font-size:1.4rem;margin:0}.section-heading a{font-size:12px;text-underline-offset:4px}.route-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.route-card{border:1px solid var(--line);border-radius:15px;background:var(--white);padding:18px;text-decoration:none;display:flex;flex-direction:column;min-height:205px;transition:transform .18s,box-shadow .18s}.route-card:hover{transform:translateY(-4px);box-shadow:0 6px 15px #2523390c}.route-symbol{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:21px;margin-bottom:22px}.mint{background:var(--mint)}.lilac{background:var(--lilac)}.peach{background:var(--peach)}.yellow{background:var(--yellow)}.route-card h3{font-size:1.15rem}.route-card p{font-size:12px;color:var(--muted);margin-bottom:18px}.route-card .tiny{margin-top:auto;letter-spacing:.04em}.bottom-strip{margin-top:24px;padding:18px 0;border-top:1px solid var(--line);display:flex;gap:15px;justify-content:space-between;align-items:center;font-size:13px}.bottom-strip span{color:var(--muted)}.practice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.practice-card{display:block;text-decoration:none;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px}.practice-card .meta{font-size:11px;color:var(--muted);margin-bottom:8px}.practice-card h3{font-size:1.05rem}.practice-card .status{font-size:12px;color:#655082}.tabs{display:flex;gap:7px;flex-wrap:wrap;margin:20px 0 25px}.filter-button{border:1px solid var(--line);background:var(--white);padding:8px 14px;border-radius:30px;min-height:42px;font-size:13px}.filter-button.active{background:var(--ink);color:white}.curriculum-group{margin-bottom:36px}.block-heading{display:flex;gap:14px;align-items:center;margin:25px 0 14px}.block-heading .route-symbol{margin:0}.block-heading h2{margin:0;font-size:1.5rem}.unit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.unit{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px}.unit summary{cursor:pointer;list-style:none}.unit summary::-webkit-details-marker{display:none}.unit summary:after{content:'+';float:right;margin-top:-25px;font-size:20px}.unit[open] summary:after{content:'−'}.unit h3{font-size:1.05rem;padding-right:25px}.unit .unit-status{font-size:11px;display:block;color:var(--muted);margin-top:5px}.unit-body{padding-top:15px;border-top:1px solid var(--line);margin-top:15px}.unit-body p,.unit-body li{font-size:13px}.unit-body ul{padding-left:20px}.codes{font-size:11px!important;color:var(--muted);word-break:break-word}.unit .button{margin-top:8px}.notice{padding:16px 20px;background:#ece7df;border-radius:12px;font-size:13px;color:#54515f;margin:20px 0}.session-header{display:flex;gap:15px;justify-content:space-between;align-items:center;margin-bottom:22px}.back-link{font-size:12px;text-decoration:none;color:var(--muted)}.stepper{display:flex;gap:8px;margin-bottom:25px}.stepper span{height:4px;border-radius:4px;flex:1;background:var(--line)}.stepper span.current{background:#8870c1}.session-title{font-size:2.3rem;margin-bottom:12px}.session-grid{display:grid;grid-template-columns:minmax(260px,.9fr) minmax(280px,1.1fr);gap:25px;align-items:start}.text-panel{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:25px;position:sticky;top:20px}.text-panel .text{white-space:pre-line;font-size:15px;line-height:1.85;margin-top:15px}.text-panel .text.poem{font-family:Georgia,serif;font-size:20px;line-height:1.8}.source-line{font-size:11px;color:var(--muted);padding-top:16px;margin-top:20px;border-top:1px solid var(--line)}.context{font-size:12px;background:#f1ece5;padding:12px;border-radius:8px;margin-top:18px}.question-panel{padding:8px 0}.question-panel h2{font-size:1.55rem;letter-spacing:-.035em;line-height:1.25}.step-label{font-size:11px;letter-spacing:.08em;font-weight:700;color:#786093;margin-bottom:12px}.options{display:grid;gap:9px;margin:18px 0}.option{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:13px;font-size:14px;cursor:pointer}.option:has(input:checked){background:#eee5ff;border-color:#a38bcf}.option input{accent-color:#6c508f;flex-shrink:0;margin-top:5px}.field{display:block;font-size:13px;font-weight:600;margin:20px 0 8px}.text-input{width:100%;border:1px solid #ccc9c2;border-radius:11px;padding:13px;background:var(--white);color:var(--ink);resize:vertical;min-height:115px;font-size:14px;line-height:1.6}.text-input.single{min-height:0}.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:17px}.feedback,.guide{background:#ece4fa;border-left:3px solid #9776c8;padding:15px 18px;border-radius:0 10px 10px 0;margin:18px 0;font-size:14px}.feedback.wrong{background:#fff0dc;border-color:#bb875a}.hint{background:#fff4d5;border-left:3px solid #d3b454;padding:12px 16px;font-size:13px;border-radius:0 8px 8px 0;margin-top:12px}.error{color:#a63737;font-size:13px;padding:8px 0}.checklist{display:grid;gap:10px;margin:18px 0}.checklist label{display:flex;gap:10px;align-items:flex-start;font-size:13px}.checklist input{accent-color:#6c508f;margin-top:4px}.mini-note{font-size:12px;color:var(--muted)}.confidence{display:flex;flex-direction:column;gap:8px;margin:15px 0}.confidence label{font-size:13px}.confidence input{accent-color:#6c508f}.summary-panel{max-width:700px;margin:0 auto;background:var(--white);border:1px solid var(--line);border-radius:20px;padding:35px}.summary-symbol{font-size:55px;color:#8970b5;line-height:1.2}.summary-panel h1{font-size:2.3rem}.curiosity{border:1px dashed #9e88bf;padding:18px;border-radius:12px;margin-top:24px;background:#eee5ff}.curiosity h3{font-size:1.1rem}.curiosity p{font-size:13px}.notebook-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.notebook-section{background:var(--white);border:1px solid var(--line);border-radius:15px;padding:25px}.notebook-section textarea{min-height:200px}.notebook-section .tiny{color:#857296}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:25px}.metric{border:1px solid var(--line);background:var(--white);border-radius:13px;padding:22px}.metric b{font-size:2.4rem;display:block;line-height:1.3;font-family:'Space Grotesk',sans-serif}.metric span{font-size:12px;color:var(--muted)}.review-row{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:10px}.review-row p{font-size:12px;margin:5px 0 0}.review-row h3{font-size:1rem;margin:0}.toast{position:fixed;bottom:20px;right:20px;max-width:340px;padding:14px 20px;background:var(--ink);color:white;border-radius:12px;z-index:30;font-size:13px}.storage-warning{position:fixed;bottom:0;width:100%;background:#fff1d4;padding:12px 20px;color:#704413;font-size:13px;z-index:25;border-top:1px solid #c8ab75}dialog{border:1px solid var(--line);border-radius:20px;background:var(--white);color:var(--ink);padding:28px;max-width:650px;width:calc(100% - 30px)}dialog::backdrop{background:#25233977;backdrop-filter:blur(4px)}dialog p{font-size:14px}dialog a{display:block;font-size:13px;margin:15px 0}.dialog-head{display:flex;gap:15px;align-items:start;justify-content:space-between}.dialog-head h2{font-size:1.5rem}.icon-button{background:transparent;border:0;font-size:28px;line-height:1;min-width:40px;min-height:40px}.small-link{font-size:12px}.statline{font-size:12px;color:var(--muted);padding:12px 0}.empty-state{padding:25px;border:1px dashed var(--line);border-radius:12px;font-size:14px}.footer-note{font-size:11px;color:var(--muted);margin-top:25px}.course-map-note{max-width:760px;font-size:14px}.saved-answers{border-top:1px solid var(--line);padding-top:20px;margin-top:25px}.saved-answers details{margin:12px 0}.saved-answers summary{font-weight:600;font-size:13px;cursor:pointer}.saved-answers p{font-size:13px;white-space:pre-wrap;padding-top:10px}.sticky-actions{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
@media(min-width:1500px){.topbar{padding-left:calc((100vw - 1380px)/2);padding-right:calc((100vw - 1380px)/2)}}
@media(max-width:1100px){.layout{grid-template-columns:185px 1fr}.sidebar{padding:30px 14px}main{padding:30px 25px 60px}.route-grid{grid-template-columns:repeat(2,1fr)}.feature-copy{padding:25px}.feature h2{font-size:2.1rem}.session-grid{gap:18px}.session-title{font-size:2rem}.notebook-grid{grid-template-columns:1fr}.edition{display:none}}
@media(max-width:760px){.topbar{height:75px;padding:0 20px}.brand{font-size:1.3rem}.brand-mark{width:30px;height:30px;font-size:22px}.course-label{font-size:12px;text-align:right}.course-label span{font-size:10px}.layout{display:block}.sidebar{padding:10px 12px;border-right:0;border-bottom:1px solid var(--line);display:block}.sidebar nav{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.sidebar nav a{display:flex;flex-direction:column;gap:3px;text-align:center;padding:7px 3px;font-size:10px;line-height:1.3}.sidebar-note,.sidebar>.plain-button{display:none}main{padding:25px 18px 50px}.greeting{font-size:2.1rem}.page-head{gap:12px;flex-direction:column;margin-bottom:20px}.feature{grid-template-columns:1fr;min-height:0}.feature-copy{padding:25px}.feature h2{font-size:2.1rem;max-width:290px}.feature-art{display:none}.route-grid{gap:10px}.route-card{min-height:195px;padding:15px}.route-symbol{margin-bottom:17px}.route-card p{line-height:1.45}.bottom-strip{align-items:start;flex-direction:column;gap:5px}.practice-grid,.unit-grid,.session-grid{grid-template-columns:1fr}.session-title{font-size:1.9rem}.text-panel{position:static;padding:20px}.question-panel{padding-top:10px}.metric-grid{gap:9px}.metric{padding:14px 12px}.metric b{font-size:1.7rem}.metric span{font-size:10px}.review-row{align-items:start}.summary-panel{padding:25px 20px}.toast{left:15px;right:15px;bottom:15px;max-width:none}.notebook-section{padding:20px}.button{gap:10px}.tabs{gap:5px}.filter-button{font-size:12px;padding:8px 10px}.stepper{margin-bottom:20px}.session-header .chip{font-size:10px}.session-header{align-items:start}.page-head h1{font-size:2.2rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}[hidden]{display:none!important}
.assistant-banner{background:#e0eee8;border:1px solid var(--border);border-radius:18px;padding:26px;margin:30px 0;display:flex;align-items:center;justify-content:space-between;gap:20px}.assistant-banner h2{margin:8px 0}.lesson-layout,.tutor-layout{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:32px}.lesson-body{background:white;border:1px solid #dddcd6;border-radius:20px;padding:30px}.lesson-body section{margin-bottom:32px}.lesson-body p{line-height:1.85;white-space:pre-line}.lesson-body h2{font-size:24px}.lesson-aside{background:#eeece6;border-radius:18px;padding:23px;align-self:start;line-height:1.7}.lesson-aside details{margin:20px 0}.worked-example{border-left:4px solid #b39bee;background:#f2edff;padding:20px}.workshop-layout{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:25px}.chat-panel{min-width:0;background:white;border:1px solid #dddcd6;border-radius:20px;padding:24px}.tutor-layout{margin-top:25px}.chat-history{max-height:650px;overflow:auto;min-height:180px;margin-bottom:20px}.chat-message{padding:18px;border-radius:14px;margin:12px 0;background:#f0ecfc;overflow-wrap:anywhere}.chat-message.user{background:#e9f1ec;margin-left:25px}.chat-text{white-space:pre-wrap;line-height:1.75;margin-top:9px}.chat-links{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;margin-top:15px}.chat-empty{padding:20px;text-align:center}.consent-line{display:flex;align-items:flex-start;gap:10px;line-height:1.6;font-size:13px;margin:15px 0}.extension{background:#ffe4bc;white-space:normal}.oral-clock{background:#f2edff;padding:18px;border-radius:12px;margin:15px 0}.oral-clock>span{display:block;font-size:38px;font-variant-numeric:tabular-nums}.workshop-layout textarea{min-height:120px}.lesson-aside a{overflow-wrap:anywhere}.tabs a{text-decoration:none}.lesson-body .button-row{flex-wrap:wrap}select.text-input{background:white;margin-bottom:10px}.tutor-layout .text-input{min-height:130px}@media(max-width:1000px){.lesson-layout,.tutor-layout{grid-template-columns:1fr}.lesson-aside{width:100%}.workshop-layout{grid-template-columns:1fr}}@media(max-width:760px){.assistant-banner{align-items:stretch;flex-direction:column}.lesson-body,.chat-panel{padding:20px}.lesson-body h2{font-size:22px}.sidebar nav{overflow-x:auto}.sidebar nav a{min-width:88px;flex-shrink:0}.chat-history{max-height:500px}.tabs{flex-wrap:wrap}.lesson-aside{box-sizing:border-box}.assistant-banner .button{text-align:center}}
.reading-panel{background:#faf4e9;border:1px solid #e5d4ba;border-radius:14px;padding:24px}.reading-panel .poem{line-height:1.9;font-size:16px}.reading-panel details{margin-bottom:18px}.archived-chat{margin:15px 0;padding:12px;border:1px solid #dddcd6;border-radius:10px}
@media(max-width:760px){.sidebar nav{grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible}.sidebar nav a{min-width:0;padding:10px 3px;font-size:11px}}

.workshop-entry{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:22px 0}.entry-card{font:inherit;text-align:left;border:1px solid #dddcd6;border-radius:18px;background:white;color:var(--ink,#22243a);padding:22px;cursor:pointer;display:grid;gap:10px}.entry-card strong{font-size:20px}.entry-card>span:last-child{font-size:14px;line-height:1.6}.entry-card .route-symbol{margin:0;width:42px;height:42px}.entry-card.selected{border:2px solid #786098;background:#f3effb}.entry-card:hover{background:#f3effb}.entry-card:focus-visible{outline:3px solid #786098;outline-offset:3px}.starter-panel{background:white;border:1px solid #dddcd6;border-radius:20px;padding:28px;max-width:780px;margin:25px auto}.starter-question{background:#edf4ee;border-radius:14px;padding:18px;margin:20px 0}.starter-panel .chat-history{max-height:420px}.starter-choices{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.starter-proposal{background:#f3effb;border-radius:16px;padding:22px;margin-top:25px}.starter-proposal textarea{min-height:210px}@media(max-width:760px){.workshop-entry{grid-template-columns:1fr;gap:10px}.entry-card{padding:18px}.starter-panel{padding:20px}.starter-choices .filter-button{white-space:normal;text-align:left}.starter-proposal{padding:16px}}

.workshop-context{margin:18px 0;padding:14px 18px;border:1px solid #dddcd6;border-radius:12px;background:#eeece6}.workshop-context summary{cursor:pointer;font-size:14px}.workshop-context p{line-height:1.6;font-size:14px}.syntax-entry{background:white;border:1px solid #dddcd6;border-radius:18px;padding:26px;margin:25px 0}.syntax-entry>textarea{min-height:85px}.syntax-own{margin-top:22px;border-top:1px solid #dddcd6;padding-top:18px}.syntax-own summary{cursor:pointer;margin-bottom:16px}.syntax-chat{margin-bottom:25px}@media(max-width:760px){.syntax-entry{padding:20px}.syntax-entry .button-row{align-items:stretch;flex-direction:column}}