*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:-apple-system,BlinkMacSystemFont,sans-serif;
}

body{
background:#f4f7f7;
color:#111;
}

.hero{
height:90vh;
background:linear-gradient(
135deg,
#006D77,
#83C5BE
);
display:flex;
justify-content:center;
align-items:center;
text-align:center;
color:white;
padding:30px;
}

.logo{
width:120px;
border-radius:30px;
margin-bottom:25px;
}

.hero h1{
font-size:60px;
max-width:900px;
margin:auto;
}

.hero p{
margin-top:20px;
font-size:22px;
opacity:.9;
}

.button{
display:inline-block;
margin-top:30px;
padding:16px 34px;
background:white;
color:#006D77;
text-decoration:none;
border-radius:14px;
font-weight:700;
}

.features{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
padding:80px 10%;
}

.card{
background:white;
padding:30px;
border-radius:24px;
box-shadow:0 10px 25px rgba(0,0,0,.08);
}

.card h3{
margin-bottom:10px;
}

.screenshots{
padding:80px 10%;
text-align:center;
}

.gallery{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:20px;
margin-top:40px;
}

.gallery img{
width:100%;
border-radius:24px;
box-shadow:0 10px 25px rgba(0,0,0,.15);
}

.about,
.contact{
padding:80px 10%;
text-align:center;
}

.about p,
.contact p{
max-width:800px;
margin:auto;
font-size:18px;
line-height:1.8;
}

footer{
padding:40px;
text-align:center;
background:#006D77;
color:white;
}