:root{font-family:'DM Sans',system-ui,sans-serif;color:#193330;background:#f3f5f0}*{box-sizing:border-box}body{margin:0}header{height:80px;padding:0 4%;display:flex;align-items:center;gap:32px;border-bottom:1px solid #dbe2d9;background:#fff}header span{flex:1;color:#74827a;font-size:14px}.brand{font-weight:700;font-size:24px;color:#193330;text-decoration:none}small{font-size:10px;letter-spacing:2px;background:#e5edcf;padding:5px;border-radius:4px}#network{font-size:12px;color:#64756b}main{max-width:1500px;margin:auto;padding:40px 4%}h1{font-size:38px;letter-spacing:-1.5px;margin:8px 0}p{line-height:1.6;color:#6b7b72}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;color:#768a64}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px}.card{background:white;border:1px solid #dce3d9;border-radius:16px;padding:24px;margin-bottom:20px}button,select,input{font:inherit;border:1px solid #ced8cb;border-radius:8px;padding:12px;background:#fff;color:#193330}button{cursor:pointer;font-weight:600}button:hover{background:#eaf0df}button.primary{background:#d4ee8a;border-color:#d4ee8a}button:disabled{opacity:.4;cursor:default}.controls{display:flex;gap:10px;flex-wrap:wrap}.viewport{height:490px;background:#c5d3cd;border-radius:12px;position:relative;overflow:hidden}.viewport canvas{display:block;width:100%;height:100%}.badge{position:absolute;top:18px;left:18px;background:#fffE;padding:8px 12px;border-radius:6px;font-size:12px;pointer-events:none}.caption{display:flex;justify-content:space-between;font-size:12px;color:#76877b;margin-top:15px}h2{font-size:18px;margin-top:0}.objective{display:flex;align-items:center;gap:12px;padding:17px 0;border-bottom:1px solid #edf0e8}.check{border:1px solid #ced8c7;border-radius:50%;width:26px;height:26px;display:grid;place-items:center}.done .check{background:#d4ee8a;border-color:#d4ee8a}.done{color:#637b4e}.link{font-size:12px;word-break:break-all;display:block;margin:12px 0;color:#486b44}select{width:100%;margin:12px 0}.welcome{max-width:720px;margin:8vh auto}.welcome h1{font-size:56px}.learner main{padding:0;max-width:none}.learner .viewport{height:calc(100dvh - 80px);border-radius:0}.learner .hud{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);padding:15px;background:#fffE;border-radius:12px;text-align:center;min-width:280px}.progress{height:4px;background:#dce3d9;margin-top:10px;border-radius:5px;overflow:hidden}.progress i{display:block;height:100%;background:#6a9438;width:0}.hint{font-size:12px}#message{color:#97602d;font-size:13px}@media(max-width:900px){.grid{grid-template-columns:1fr}header span{display:none}.viewport{height:360px}.top{align-items:flex-start;gap:20px}h1{font-size:30px}}
:root .button{display:inline-block;text-decoration:none;font:inherit;border:1px solid #ced8cb;border-radius:8px;padding:12px;background:#fff;color:#193330}.objective input{width:18px;height:18px;padding:0;accent-color:#638d36}.objective{cursor:pointer;font-size:14px}#languages label{font-size:12px;font-weight:600}#targetWord{font-size:28px;margin:12px 0}#lesson p{margin-top:0}.learner .hud{max-width:90%;min-width:310px}.learner .hud .controls{justify-content:center}.learner .hud .hint{margin:6px 0}.learner .hud button,.learner .hud .button{font-size:11px;padding:7px}