.navbar{display:flex;justify-content:space-between;align-items:center;padding:20px 40px;background-color:#000;position:relative;z-index:1000;}.logo a{display:block;width:100%;height:100%;position:relative;}.logo{position:relative;height:56px;width:clamp(220px,26vw,360px);}.logo img{height:clamp(108px,9vw,150px);position:absolute;left:0;top:50%;transform:translateY(-50%);width:auto;max-width:none;display:block;}.nav-links{display:flex;gap:20px;}.mobile-menu{display:none;font-size:1.5rem;cursor:pointer;color:#fff;}.hero{background:linear-gradient(180deg,#000 0%,#1a0a0a 100%);text-align:center;padding:80px 20px;}.hero h1{font-size:3rem;margin-bottom:20px;color:#fff;}.hero p{font-size:1.2rem;margin-bottom:30px;color:#ccc;}.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;padding:40px 20px;}.features,.benefits{padding:50px 20px;background-color:#0d0d0d;color:#fff;}.features h2,.benefits h2{margin-bottom:20px;}.testimonials{padding:50px 20px;background-color:#000;}.testimonials h2{margin-bottom:30px;}footer{padding:20px;text-align:center;background-color:#000;color:#fff;}@media (max-width:1024px){.navbar{padding:14px 24px;}}@media (max-width:768px){.navbar{padding:10px 16px;}.logo{height:48px;width:clamp(180px,56vw,230px);}.logo img{height:96px;}.nav-links{display:none;flex-direction:column;background:#000;position:absolute;top:76px;right:0;width:200px;padding:20px;}.nav-links.active{display:flex;}.mobile-menu{display:block;}}