.da-lessons{max-width:1050px;margin:14px auto;font-family:inherit;color:#17304b}.da-lessons *{box-sizing:border-box}.da-lessons-toggle{background:linear-gradient(110deg,#095a88,#098f8a);border:0;border-radius:15px;color:#fff;cursor:pointer;font-weight:800;font-size:16px;padding:15px 20px;width:100%;text-align:left;box-shadow:0 5px 16px #0b678025}.da-lessons-toggle:focus-visible,.da-lessons button:focus-visible,.da-lessons select:focus-visible{outline:3px solid #e5ac31;outline-offset:2px}.da-lessons-body{background:#f5fafc;border:1px solid #d4e8f2;border-radius:16px;margin:12px 0;padding:22px}.da-lessons-header h2{margin:0 0 8px;font-size:22px;color:#12446b}.da-lessons-header p{margin:0 0 14px;color:#456}.da-lessons-controls{display:flex;flex-wrap:wrap;gap:12px}.da-lessons-controls label{display:flex;flex-direction:column;font-weight:700;gap:5px;min-width:130px;flex:1}.da-lessons-controls select{width:100%;padding:10px;border-radius:9px;border:1px solid #a9c7d5;background:white}.da-lessons-count{color:#37667f;font-size:14px}.da-lessons-card{background:white;border:1px solid #dceaf2;padding:20px;border-radius:14px}.da-lessons-label{color:#0b6f82;font-weight:800}.da-lessons-card h3{font-size:18px;margin:19px 0 10px;color:#13537b}.da-lessons-card li{margin:7px 0}.da-lessons-worked{border-left:4px solid #1a9a91;padding:12px 15px;background:#effbf7;border-radius:0 8px 8px 0}.da-lessons-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.da-lessons-options label{display:flex;align-items:center;gap:8px;padding:10px;border:1px solid #c5d8e5;border-radius:10px;cursor:pointer}.da-lessons-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.da-lessons-actions button{border:0;border-radius:9px;padding:11px 16px;font-weight:700;cursor:pointer;background:#0c7290;color:white}.da-lessons-actions button+button{background:#e7f1f6;color:#0c5077}.da-lessons-feedback{padding:12px 0;color:#225371}.da-lessons-hint{color:#567;font-size:13px;margin-top:10px}@media(max-width:600px){.da-lessons-body{padding:12px}.da-lessons-card{padding:14px}.da-lessons-header h2{font-size:19px}}