*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial;
}

body{
background: linear-gradient(135deg,#141e30,#243b55);
color:white;
}

/* NAVBAR */
.navbar{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 8%;
background:rgba(0,0,0,0.4);
position:sticky;
top:0;
z-index:1000;
}

.logo{
font-size:22px;
font-weight:bold;
}

.nav-links{
display:flex;
list-style:none;
}

.nav-links li{
margin-left:30px;
}

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

/* HAMBURGER */
.hamburger{
display:none;
font-size:28px;
cursor:pointer;
}

/* HERO */
.hero{
text-align:center;
padding:80px 20px;
}

.hero h1{
font-size:70px;
margin-bottom:10px;
}

/* CARDS */
.cards{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
padding:40px 8%;
}

.card{
background:rgba(255,255,255,0.1);
padding:20px;
border-radius:10px;
text-align:center;
text-decoration:none;
color:white;
transition:0.3s;
}

.card:hover{
transform:translateY(-10px);
background:rgba(0,247,255,0.2);
}

.card img{
width:100%;
height:180px;
object-fit:cover;
border-radius:8px;
}

.card h3{
margin-top:10px;
color:#00f7ff;
}

.card p{
font-size:14px;
color:#ddd;
}

.card button{
margin-top:10px;
padding:10px 20px;
border:none;
border-radius:20px;
background:#00f7ff;
cursor:pointer;
}

/* FOOTER */
footer{
text-align:center;
padding:20px;
background:rgba(0,0,0,0.4);
}

/* TABLET */
@media(max-width:992px){
.cards{
grid-template-columns:repeat(2,1fr);
}
}

/* MOBILE */
@media(max-width:768px){

.nav-links{
display:none;
flex-direction:column;
position:absolute;
top:70px;
right:0;
background:black;
width:200px;
padding:20px;
}

.nav-links.active{
display:flex;
}

.hamburger{
display:block;
}

.cards{
grid-template-columns:1fr;
}

}

.card-btn{
display:inline-block;
margin-top:12px;
padding:10px 22px;
border-radius:25px;
background:linear-gradient(45deg,#00f7ff,#00c6ff);
color:#111;
font-weight:600;
font-size:14px;
transition:0.3s;
}

.card-btn:hover{
transform:scale(1.05);
box-shadow:0 8px 20px rgba(0,247,255,0.5);
background:linear-gradient(45deg,#00c6ff,#00f7ff);
}