body{color:#e5e7eb;background:linear-gradient(#020617,#020617)}.container{max-width:1100px;margin:0 auto;padding:0 24px}span{color:#38bdf8}.btn{border-radius:10px;padding:14px 28px;font-weight:600;text-decoration:none;transition:all .2s;display:inline-block}.btn.primary{color:#020617;background:#38bdf8}.btn.primary:hover{background:#0ea5e9}.course-hero{padding:120px 0}.badge{color:#38bdf8;background:#38bdf826;border-radius:999px;margin-bottom:16px;padding:6px 14px;font-size:14px;display:inline-block}.course-hero h1{margin-bottom:20px;font-size:48px;line-height:1.2}.subtitle{color:#cbd5f5;max-width:720px;margin-bottom:32px;font-size:18px}.guarantee{color:#94a3b8;margin-top:16px;font-size:14px}.course-content,.course-for,.course-offer{padding:80px 0}.course-content h2,.course-for h2,.course-offer h2{margin-bottom:24px;font-size:32px}.course-content ul,.course-for ul{padding:0;list-style:none}.course-content li,.course-for li{margin-bottom:12px;font-size:18px}.offer-box{background:linear-gradient(#020617,#020617);border:1px solid #1e293b;border-radius:16px;max-width:520px;padding:40px}.offer-box p{margin-bottom:12px;font-size:18px}.price{margin:24px 0}.price span{color:#94a3b8;font-size:14px;display:block}.price strong{color:#38bdf8;font-size:36px}.secure{color:#94a3b8;margin-top:16px;font-size:14px}