.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.lesson-card{display:flex;align-items:center;gap:18px;padding:22px;border:1px solid #e9e4ef;border-radius:18px;background:#fff;box-shadow:0 8px 22px rgba(67,45,104,.06);text-decoration:none;color:inherit;transition:.18s}.lesson-card:hover{transform:translateY(-3px);border-color:#c7b3ed}.lesson-cover{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:#dff5ff;color:#197da0;font-size:29px;font-weight:800;flex:0 0 auto}.lesson-card h2{margin:5px 0;font-size:18px}.lesson-card p{color:#8a8393;font-size:12px;margin:0 0 10px}.lesson-add{border:1px dashed #bba5e7;background:#fbf9ff;color:#6d28d9}.lesson-builder{padding:24px;display:flex;flex-direction:column;gap:16px}.lesson-slide-edit{display:grid;grid-template-columns:38px 1fr 34px;gap:12px;border-top:1px solid #eeeaf4;padding:18px 0}.lesson-slide-edit>div{display:grid;gap:10px}.lesson-slide-edit label{display:flex;flex-direction:column;gap:6px;color:#6f667a;font-size:12px;font-weight:700}.lesson-slide-edit textarea{min-height:80px;resize:vertical}.lesson-slide-number{width:32px;height:32px;border-radius:10px;background:#e4f7ff;color:#187e9e;display:grid;place-items:center;font-size:11px;font-weight:800}.lesson-study{max-width:820px;margin:20px auto}.lesson-progress{display:flex;align-items:center;gap:12px;color:#898192;font-size:12px;margin-bottom:14px}.lesson-progress>div{flex:1;height:8px;background:#eeeaf4;border-radius:99px;overflow:hidden}.lesson-progress i{display:block;height:100%;background:#36a9cc;border-radius:99px}.lesson-progress b{color:#197da0}.lesson-slide-view{background:linear-gradient(145deg,#effaff,#fff);border:1px solid #cbeaf3;border-radius:24px;padding:42px 48px;min-height:360px;box-shadow:0 18px 40px rgba(35,116,145,.08)}.lesson-slide-type{font-size:10px;letter-spacing:.16em;color:#2487a7;font-weight:800}.lesson-slide-view h2{font-size:32px;line-height:1.15;letter-spacing:-.05em;margin:18px 0 14px;color:#243746}.lesson-slide-view>p{font-size:16px;line-height:1.7;color:#5e6d78;white-space:normal}.lesson-quiz{margin-top:28px;padding:18px;border-radius:15px;background:#fff;border:1px solid #e0edf1}.lesson-quiz>strong{display:block;color:#293d4a;margin-bottom:14px}.lesson-quiz>div{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}.lesson-answer{border:1px solid #dce8ec;background:#fff;border-radius:10px;text-align:left;padding:11px;cursor:pointer;color:#415664}.lesson-answer.correct{background:#e9fff6;border-color:#6fd1af;color:#19785d}.lesson-answer.wrong{background:#fff0ef;border-color:#e19a96;color:#a54945}.lesson-answer:disabled{cursor:default}.lesson-quiz small{display:block;margin-top:12px;color:#6d28d9;font-weight:700}.lesson-next-form{text-align:right;margin-top:16px}@media(max-width:760px){.lesson-grid{grid-template-columns:1fr}.lesson-slide-edit{grid-template-columns:30px 1fr 30px}.lesson-slide-edit>div{grid-column:2/-1}.lesson-slide-edit .icon-remove{grid-column:3;grid-row:1}.lesson-slide-view{padding:30px 22px;min-height:330px}.lesson-slide-view h2{font-size:26px}.lesson-quiz>div{grid-template-columns:1fr}.lesson-next-form .button{width:100%}}