*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Arial,sans-serif;line-height:1.6;color:#333}
.container{width:90%;max-width:1100px;margin:auto}
header{background:#0b5ed7;color:#fff;position:sticky;top:0}
.nav{display:flex;justify-content:space-between;align-items:center;padding:15px 0}
nav a{color:#fff;text-decoration:none;margin-left:20px}
.hero{background:linear-gradient(rgba(11,94,215,.85),rgba(11,94,215,.85)),url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?auto=format&fit=crop&w=1400&q=80') center/cover;height:75vh;display:flex;align-items:center;color:#fff;text-align:center}
.hero h1{font-size:48px;margin-bottom:15px}
.hero p{font-size:20px;margin-bottom:30px}
.btn{background:#fff;color:#0b5ed7;padding:15px 30px;border-radius:5px;text-decoration:none;font-weight:bold}
.section{padding:70px 0}
.light{background:#f5f7fa}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:30px}
.card{background:#fff;padding:25px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.card:hover{transform:translateY(-5px);transition:.3s}
ul{margin-left:20px;margin-top:20px}
form{display:grid;gap:15px;margin-top:20px}
input,textarea{padding:12px;border:1px solid #ccc;border-radius:5px}
button{background:#0b5ed7;color:#fff;padding:12px;border:none;border-radius:5px;cursor:pointer}
footer{background:#222;color:#fff;text-align:center;padding:20px}
@media(max-width:768px){
.nav{flex-direction:column}
.hero h1{font-size:32px}
.hero p{font-size:18px}
}