@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');
:root{--paper:#f8f7f2;--white:#fffefa;--ink:#20382e;--muted:#66756a;--green:#2b5541;--line:#dce2d8;--soft:#edf1e7;--accent:#bf663f;--error:#8f3e31;font-family:'DM Sans','Noto Sans SC',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;line-height:1.8}button,input,textarea,select{font:inherit}a{color:var(--green)}button,a,input,textarea,summary,select{outline-offset:4px}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}header{min-height:84px;padding:18px 5vw;display:flex;align-items:center;gap:30px;border-bottom:1px solid var(--line);background:var(--white)}header>span{font-size:11px;letter-spacing:2px;color:var(--muted)}.brand{font-family:Georgia,serif;font-size:34px;font-weight:700;text-decoration:none;letter-spacing:-2px}.brand span{color:var(--accent)}header button{margin-left:auto}.shell{max-width:1500px;margin:auto;display:grid;grid-template-columns:300px minmax(0,1fr);gap:64px;padding:46px 5vw 80px}aside{align-self:start;position:sticky;top:24px}h1{font-size:31px;font-weight:500;line-height:1.5;letter-spacing:-1px;margin:8px 0 18px}.eyebrow,.kicker{font-size:11px;text-transform:uppercase;letter-spacing:1.7px;color:var(--accent);font-weight:600}.aside-copy{font-size:13px;color:var(--muted);line-height:2;margin-bottom:30px}#lessons{display:grid;gap:7px}#lessons a{display:grid;grid-template-columns:29px 1fr;gap:11px;padding:12px 14px;text-decoration:none;border:1px solid transparent;border-radius:9px;font-size:13px;color:var(--muted)}#lessons a.active{background:var(--green);color:white}#lessons a small{display:block;font-size:10px;opacity:.75;margin-top:3px}#lessons a:not(.active):hover{border-color:var(--line);background:var(--white)}.course-note{font-size:12px;margin-top:25px}.course-note p{color:var(--muted)}.download{font-size:12px;display:block;margin-top:13px}main{min-width:0}.lesson-head{border-bottom:1px solid var(--line);padding:0 0 32px;margin-bottom:24px}.lesson-head h2{font-size:35px;letter-spacing:-1px;line-height:1.5;font-weight:500;margin:13px 0 15px}.intro{color:var(--muted);font-size:14px;max-width:680px}.badges{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.badge{font-size:11px;background:var(--soft);border-radius:4px;padding:4px 10px}.lesson-head>.row{margin-top:20px}.goal-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.goal{font-size:13px;border-top:2px solid #a9b69b;padding:14px 0 0}.goal b{display:block;font-size:10px;color:var(--muted);margin-bottom:6px}.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.time{background:var(--soft);padding:12px 14px;font-size:12px;border-radius:6px}.time strong{float:right;font-weight:600}.hint{font-size:12px;color:var(--muted)}.modules{display:flex;gap:7px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:24px}.modules a{font-size:11px;text-decoration:none;border:1px solid var(--line);border-radius:24px;padding:4px 12px}.module{scroll-margin-top:24px;padding:26px 0 28px;border-bottom:1px solid var(--line)}.module>h3{font-size:24px;font-weight:500;margin:5px 0 20px}.module>h3 small{color:var(--accent);font:12px 'DM Sans',sans-serif;margin-right:16px}.module h4{font-size:16px;font-weight:600;margin:18px 0 9px}.module p,.module li{font-size:14px}ul,ol{padding-left:23px}li+li{margin-top:8px}.panel{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:10px;margin:16px 0}.panel.soft{background:var(--soft);border:0}.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.primary,.quiet,.check,.record{padding:9px 16px;border-radius:5px;border:1px solid var(--green);background:var(--green);color:#fff;font-size:12px;text-decoration:none}.quiet{background:transparent;color:var(--green);border-color:var(--line)}.quiet:hover,.check:hover{filter:brightness(.95)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;color:var(--muted);font-size:11px;font-weight:500;background:var(--soft)}td,th{padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:top}td:first-child{font-size:15px;min-width:145px}td:nth-child(2){min-width:130px}td em{display:block;font-size:12px;color:var(--muted);font-style:normal;margin-top:5px}.tag{font-size:10px;white-space:nowrap;color:var(--green);background:var(--soft);padding:3px 6px;border-radius:3px}.tag.recognise{color:#766b56;background:#f1ebdd}.speech{padding:10px 14px;margin:8px 0;border-left:2px solid #b8c4ad;font-size:16px}.speech b{display:block;font-size:10px;color:var(--muted);font-weight:400}.speech.alt{margin-left:20px;border-color:#cfab93}.transcript p{white-space:pre-line;font-size:16px}details{margin:12px 0}summary{cursor:pointer;font-size:13px;color:var(--green);padding:5px 0}audio{display:block;width:100%;margin:14px 0}pre.reading{font:16px/2 'DM Sans','Noto Sans SC',sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--soft);padding:22px;border-radius:8px}.question{border-bottom:1px solid var(--line);padding:18px 0}.question:last-of-type{border:0}.question legend{font-size:14px;font-weight:500;padding:0;margin:0 0 10px}.question fieldset{border:0;margin:0;padding:0}.options{display:flex;gap:9px;flex-wrap:wrap}.option{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:7px 12px;border-radius:6px;font-size:13px;background:var(--white);cursor:pointer}.option:has(input:checked){border-color:var(--green);background:var(--soft)}.option input{accent-color:var(--green);width:15px;height:15px}.feedback{font-size:12px;margin:9px 0 0;color:var(--green)}.feedback.wrong{color:var(--error)}.group-result{font-size:12px;color:var(--muted)}textarea{display:block;width:100%;min-height:120px;padding:13px;border:1px solid #bfcabc;background:var(--white);border-radius:6px;resize:vertical;color:var(--ink);font-size:14px;line-height:1.8}textarea:focus{outline:2px solid #a9b69b}label.field{display:block;font-size:12px;color:var(--muted);margin:15px 0 7px}.model{white-space:pre-line;background:var(--soft);border-radius:7px;padding:15px;font-size:15px}.split{display:grid;grid-template-columns:1fr 1fr;gap:14px}.split .panel{margin:0}.memory-title{font-size:11px;color:var(--accent);font-weight:600;letter-spacing:1px}.record-panel{border-left:3px solid var(--green)}.record-status{font-size:12px;color:var(--muted)}.review-note{border-left:3px solid var(--accent);padding:12px 18px;background:#f1ebdd;font-size:13px}.selfcheck{display:block;font-size:13px;margin:10px 0}.selfcheck input{accent-color:var(--green);margin-right:10px}.teacher-note{font-size:12px;color:var(--muted)}#notice{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);max-width:90vw;background:var(--ink);color:white;padding:12px 22px;border-radius:6px;font-size:13px;box-shadow:0 5px 20px #20382e22;z-index:10}#notice:empty{display:none}footer{border-top:1px solid var(--line);padding:24px 5vw;font-size:11px;color:var(--muted);text-align:center}.skip{position:absolute;top:-80px}.skip:focus{top:0;background:white;padding:15px;z-index:50}[hidden]{display:none!important}@media(max-width:1050px){.shell{gap:32px;grid-template-columns:230px minmax(0,1fr);padding:32px 4vw}.lesson-head h2{font-size:29px}.goal-list{grid-template-columns:1fr}.goal{padding-top:10px}.split{grid-template-columns:1fr}}@media(max-width:720px){header{padding:12px 5vw;min-height:70px;gap:12px}header>span{display:none}.shell{display:block;padding:24px 5vw 50px}aside{position:static}aside h1{font-size:25px;margin-bottom:12px}.aside-copy{display:none}#lessons{display:flex;overflow-x:auto;margin:18px -5vw 16px;padding:0 5vw 8px}#lessons a{min-width:180px;flex-shrink:0}.course-note{margin:5px 0 12px}aside>.download{display:inline-block;margin:0 15px 22px 0}.lesson-head{padding-top:10px}.lesson-head h2{font-size:27px}.timeline{grid-template-columns:1fr 1fr}.panel{padding:16px}.options{display:grid}.option{width:100%}.module>h3{font-size:21px}.speech{font-size:15px}.modules{gap:6px}.modules a{font-size:10px;padding:4px 9px}.lesson-head>.row{align-items:flex-start}}@media print{header,aside,.modules,button,audio,.record-panel,#notice,footer,.lesson-head>.row{display:none!important}.shell{display:block;padding:0}body{background:white;color:black}.panel{break-inside:avoid}.question,.module{break-inside:auto}details>*{display:block}.module{padding:12px 0}.lesson-head h2{font-size:26px}textarea{min-height:70px}.goal-list{display:block}.timeline{grid-template-columns:repeat(3,1fr)}}