*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
}

body{
color:#222;
background:white;
}

.container{
width:90%;
max-width:1200px;
margin:auto;
}

header{
display:flex;
justify-content:space-between;
align-items:center;
padding:18px 0;
border-bottom:1px solid #eee;
}

.logo{
font-size:22px;
font-weight:700;
color:#ff6a00;
}

nav a{
margin-left:20px;
text-decoration:none;
color:#333;
font-size:15px;
}

.hero{
padding:100px 0;
text-align:center;
background:#f7f8fa;
}

.btn{
background:#ff6a00;
color:white;
padding:12px 22px;
display:inline-block;
text-decoration:none;
margin-top:15px;
}

.section{
padding:70px 0;
}

.title{
text-align:center;
font-size:30px;
margin-bottom:40px;
}

.grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:25px;
}

.card{
border:1px solid #eee;
padding:25px;
background:white;
}

footer{
background:#111;
color:white;
text-align:center;
padding:25px;
margin-top:40px;
}

input,textarea{
width:100%;
padding:12px;
margin-bottom:10px;
border:1px solid #ddd;
}

button{
background:#ff6a00;
color:white;
border:none;
padding:12px;
width:100%;
}

@media(max-width:900px){
.grid{
grid-template-columns:1fr;
}
}