.v52Details{max-width:1050px;margin:32px auto;padding:clamp(20px,4vw,38px);background:linear-gradient(145deg,#f2faff,#fff);border:1px solid #d0eaf7;border-radius:24px}.v52Details h2{font-size:clamp(1.5rem,3vw,2.1rem);color:#173b58;margin:12px 0 24px}.v52Benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:24px}.v52Benefits>div{padding:20px;border:1px solid #d8eaf5;border-radius:16px;background:#fff}.v52Benefits b{color:#135f89;font-size:1.05rem}.v52Benefits p{line-height:1.6;color:#3d566a;margin:10px 0 0}.v52Details details{background:#fff;border:1px solid #dceaf3;border-radius:13px;padding:16px 18px;margin:10px 0}.v52Details summary{cursor:pointer;font-weight:700;color:#183e5c}.v52Details details p{line-height:1.65;color:#36556a;margin:12px 0 0}.v52Start{display:inline-block;margin-top:20px;padding:14px 22px;border-radius:12px;background:#147fae;color:#fff!important;font-weight:750;text-decoration:none}#v52LessonForm{scroll-margin-top:90px}@media(max-width:720px){.v52Benefits{grid-template-columns:1fr}.v52Details{margin:22px 0;padding:18px}.v52Start{display:block;text-align:center}}