*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Poppins',sans-serif;
}

body{
background:#0d1117;
color:white;
}

header{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 10%;
background:#111827;
position:sticky;
top:0;
z-index:999;
}

.logo{
font-size:2rem;
font-weight:700;
color:#00bfff;
}

nav ul{
display:flex;
list-style:none;
gap:30px;
}

nav a{
color:white;
text-decoration:none;
}

.hero{
height:100vh;
background:url('fondo.jpg');
background-size:cover;
background-position:center;
display:flex;
justify-content:center;
align-items:center;
text-align:center;
}

.hero-content{
background:rgba(0,0,0,0.5);
padding:40px;
border-radius:20px;
}

.hero h1{
font-size:4rem;
margin-bottom:20px;
}

.btn{
background:#00bfff;
padding:15px 30px;
border-radius:10px;
color:white;
text-decoration:none;
}

section{
padding:80px 10%;
}

h2{
text-align:center;
margin-bottom:50px;
font-size:2.5rem;
color:#00bfff;
}

.cards{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:30px;
}

.card{
background:#161b22;
padding:30px;
border-radius:15px;
transition:.4s;
}

.card:hover{
transform:translateY(-10px);
}

.gallery{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:20px;
}

.gallery img{
width:100%;
border-radius:15px;
transition:.5s;
}

.gallery img:hover{
transform:scale(1.05);
}

form{
display:flex;
flex-direction:column;
gap:20px;
max-width:600px;
margin:auto;
}

input, textarea{
padding:15px;
border:none;
border-radius:10px;
}

button{
padding:15px;
background:#00bfff;
border:none;
border-radius:10px;
color:white;
cursor:pointer;
}

footer{
padding:50px;
text-align:center;
background:#111827;
}