@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Nunito:wght@600;700;800;900;1000&display=swap');
:root{--ink:#273641;--muted:#7b858b;--orange:#ed6538;--paper:#faf9f6;--line:#e9e8e2;--green:#38836b;--font:'Nunito',sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:14px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit}button:focus-visible,a:focus-visible{outline:3px solid #2864ad;outline-offset:4px}.sidebar{position:fixed;left:0;top:0;bottom:0;width:246px;padding:38px 22px 20px;border-right:1px solid var(--line);background:#fff;display:flex;flex-direction:column;z-index:4}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-family:var(--font);font-size:22px;font-weight:1000;letter-spacing:.5px;margin:0 9px 53px}.brand-symbol{background:var(--orange);color:white;display:grid;place-items:center;width:43px;height:45px;border-radius:14px 14px 16px 5px;font-size:29px;font-weight:700}.brand small{display:block;font-family:'DM Sans',sans-serif;font-size:8px;letter-spacing:1.7px;color:var(--muted);margin-top:2px}.nav-label{font-size:9px;letter-spacing:1.7px;color:#a2a8ac;margin:0 13px 14px;font-weight:700}.nav-item{border:0;width:100%;background:transparent;color:#7b858c;padding:15px 14px;border-radius:12px;display:flex;gap:13px;text-align:left;align-items:center;font-size:12px;font-weight:700;margin:5px 0}.nav-item>span{font-size:22px;line-height:20px;width:23px;text-align:center}.nav-item:hover{background:#faf7f2;color:var(--orange)}.nav-item.active{background:#fff0e8;color:#db6037}.sidebar-bottom{margin-top:auto}.belt-mini{display:flex;align-items:center;border-bottom:1px solid var(--line);padding:20px 4px;gap:8px}.belt-mini b{font-size:10px}.belt-mini p{font-size:9px;color:var(--muted);margin:5px 0}.belt-icon{font-size:25px}.app{margin-left:246px}.topbar{height:89px;padding:0 48px;border-bottom:1px solid 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#d5dfcc;border-radius:10px;padding:10px}.unit-head .eyebrow{font-size:8px;color:#6b8261;letter-spacing:1.3px}.unit-head h3{font-size:16px;margin:3px 0 2px}.unit-head p{font-size:10px;color:#84907c;margin:0}.lesson-list{margin-top:8px;position:relative}.lesson-card{display:flex;position:relative;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px 17px;margin:11px 0;text-align:left;width:100%;transition:transform .15s,border-color .15s}.lesson-card:hover{transform:translateX(3px);border-color:#e2a582}.lesson-card.featured{border:1.5px solid #ed8a63;box-shadow:0 3px 0 #fae7dc}.lesson-icon{width:49px;height:49px;display:grid;place-items:center;flex-shrink:0;border-radius:14px;background:var(--tint);color:var(--color);font-size:24px;border:1px solid #00000008}.lesson-copy{flex:1}.lesson-copy h3{font-size:13px;margin:0 0 4px;font-weight:900}.lesson-copy 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