:root{--navy:#102f4b;--blue:#155aaa;--orange:#be510d;--ink:#173b55;--muted:#566b7c;--paper:#f5f7fa;--line:#dbe3e9}*{box-sizing:border-box}body{margin:0;font:15px/1.6 'DM Sans',sans-serif;color:var(--ink);background:#fff}button,input,textarea{font:inherit}button,a,input,textarea{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:3px solid #e39b30;outline-offset:3px}a{color:var(--blue)}.skip{position:absolute;left:12px;top:-70px;z-index:20;background:#fff;padding:12px}.skip:focus{top:8px}.studio-head{display:flex;align-items:center;gap:25px;padding:20px 28px;border-bottom:1px solid var(--line)}.studio-head img{width:135px;height:auto;display:block}.studio-head>div{border-left:1px solid var(--line);padding-left:25px}.studio-head strong{display:block;font-size:19px}.studio-head span{color:var(--muted);font-size:13px}.open-full{margin-left:auto;font-size:13px;font-weight:700}.studio-shell{display:grid;grid-template-columns:238px 1fr;min-height:645px}.course-nav{padding:25px 22px;background:var(--paper);border-right:1px solid var(--line)}.overline{font-size:10px;font-weight:800;letter-spacing:.14em;color:var(--orange);margin:0 0 10px}.course-nav h1{font:750 22px/1.25 Manrope,sans-serif;margin:0}.course-time{font-size:12px;color:var(--muted);margin-bottom:24px}nav[role=tablist]{display:grid;gap:7px;margin-bottom:26px}nav button{display:flex;align-items:center;text-align:left;gap:9px;border:0;background:transparent;padding:12px 10px;border-radius:6px;font-size:13px;color:var(--ink);font-weight:600}nav button span{color:var(--muted);font-size:11px}nav button i{margin-left:auto}nav button[aria-selected=true]{background:var(--blue);color:#fff}nav button[aria-selected=true] span{color:#e3edfb}nav button.completed 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0 0;color:#2c624c}.thread-post{padding:16px 0;border-bottom:1px solid var(--line)}.person{display:flex;gap:10px;align-items:center;font-size:13px}.avatar{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:#e5edf5;color:#345874;font-weight:700;font-size:11px}.person small{display:block;color:var(--muted);font-size:11px}.thread-post p{font-size:14px;margin:10px 0 0}.learner-post{border-left:3px solid var(--blue);padding-left:15px;background:#f4f8fc}.entry-label{display:block;font-weight:700;font-size:14px;margin:20px 0 7px}textarea{width:100%;border:1px solid #aebdca;border-radius:6px;padding:12px;resize:vertical;min-height:95px;color:var(--ink);background:#fff}.form-help{font-size:12px;color:var(--muted);margin:5px 0}.talk-turn{padding:16px;background:var(--paper);border-radius:7px;margin:12px 0}.talk-options{display:grid;gap:9px;margin-top:18px}.talk-options button{padding:13px 15px;text-align:left;background:#fff;border:1px solid #bccbd8;border-radius:6px;color:var(--ink);font-size:14px}.talk-options button:hover{background:#edf4fc}.tick-list{padding-left:20px}.tick-list li{margin:8px 0}.studio-footer{display:flex;gap:12px 20px;justify-content:space-between;flex-wrap:wrap;border-top:1px solid var(--line);padding:15px 25px;font-size:10px;color:var(--muted)}.studio-footer a{font-weight:700}.complete-summary{padding:20px;background:#eef7f1;border-radius:8px}.complete-summary h3{color:#236440}.reflection-saved{white-space:pre-wrap;overflow-wrap:anywhere}.video-inline{width:100%;background:var(--navy);border-radius:7px;margin:16px 0}.video-inline video{width:100%;display:block;border-radius:7px}.video-note{font-size:11px;color:var(--muted)}[hidden]{display:none!important}@media(max-width:780px){.studio-shell{grid-template-columns:195px 1fr}.course-nav{padding:22px 15px}.lesson-panel{padding:25px 22px}.lesson-cards{grid-template-columns:1fr}.lesson-card{padding:12px}.lesson-card p{margin:0}.studio-head{padding:16px 20px;gap:15px}.studio-head>div{padding-left:15px}.open-full{font-size:11px}}@media(max-width:560px){.studio-head{flex-wrap:wrap;gap:12px}.studio-head img{width:110px}.studio-head strong{font-size:16px}.open-full{display:none}.studio-shell{display:block}.course-nav{border-right:0;border-bottom:1px solid var(--line);padding:17px}.course-nav h1,.course-time,.practice-note,.course-nav>.overline{display:none}nav[role=tablist]{display:flex;overflow-x:auto;margin-bottom:10px;gap:5px;padding:3px}nav button{white-space:nowrap;padding:11px;font-size:12px}label[for=course-progress],.reset{display:none}#progress-label{margin:2px 0}progress{height:5px}.lesson-panel{padding:23px 18px}.lesson-panel h2{font-size:26px}.lesson-cards{grid-template-columns:1fr}.studio-footer{padding:15px 18px}.lesson-panel{min-height:570px}}

@media(min-width:1200px){body.film-mode{padding:28px 70px;background:#0a2c47;font-size:13px}.film-mode .studio-head,.film-mode .studio-shell,.film-mode .studio-footer{background:#fff}.film-mode .studio-head{padding:14px 24px}.film-mode .studio-shell{min-height:590px;grid-template-columns:210px 1fr}.film-mode .course-nav{padding:20px 18px}.film-mode .lesson-panel{padding:20px 25px}.film-mode .lesson-panel h2{font-size:28px}.film-mode .quiz-question{padding:9px;margin-bottom:9px}.film-mode .choice{padding:4px 8px;font-size:12px}.film-mode .quiz-explanation{font-size:11px;margin-top:3px}.film-mode .lede{margin-bottom:13px}.film-mode .feedback{margin:10px 0;padding:9px 12px}.film-mode .thread-post{padding:10px 0}.film-mode textarea{min-height:75px}.film-mode .entry-label{margin-top:12px}.film-mode .action-row{margin-top:12px}.film-mode .practice-note{font-size:10px}.film-mode .studio-footer{padding:10px 20px}}

@media(max-width:560px){nav[role=tablist]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible;gap:6px;padding:0;margin-bottom:14px}nav[role=tablist] button{white-space:normal;font-size:12px;padding:10px 9px;min-width:0;min-height:44px;line-height:1.4}nav[role=tablist] button:last-child{grid-column:1/-1}.course-nav .reset{display:inline-block;font-size:11px;margin-top:10px}.lesson-panel h2{overflow-wrap:break-word}.studio-head .open-full{display:block;margin-left:auto;font-size:11px}}