*{box-sizing:border-box}

body{
font-family:'Inter',sans-serif;
margin:0;
background:#f7f9fc;
color:#1e293b
}

.logo{
display:flex;
align-items:center;
gap:10px;
font-weight:600
}

.logo img{
height:34px;
width:auto;
display:block
}

header{
display:flex;
justify-content:space-between;
align-items:center;
padding:22px 60px;
background:#0f172a;
color:#fff;
position:sticky;
top:0;
z-index:10;
box-shadow:0 4px 15px rgba(0,0,0,0.15)
}

nav a{
color:#cbd5e1;
margin-left:25px;
text-decoration:none;
font-size:14px;
transition:0.25s
}

nav a:hover{
color:#fff;
transform:translateY(-1px)
}

.hero{
position:relative;
padding:140px 40px;
text-align:center;
color:#fff;
overflow:hidden
}

.hero video,
.hero img.hero-bg{
position:absolute;
top:0;
left:0;
width:100%;
height:100%;
object-fit:cover;
z-index:0
}

.hero::after{
content:"";
position:absolute;
inset:0;
background:rgba(15,23,42,0.65);
z-index:1
}

.hero-content{
position:relative;
z-index:2;
animation:fadeIn 1s ease
}

.hero h1{
font-size:46px;
margin-bottom:20px
}

.hero p{
max-width:720px;
margin:auto;
margin-bottom:30px;
font-size:18px;
opacity:.9
}

.btn{
display:inline-block;
padding:14px 28px;
border-radius:6px;
background:#ef4444;
color:#fff;
text-decoration:none;
margin:8px;
font-weight:500;
transition:0.25s;
box-shadow:0 6px 15px rgba(0,0,0,0.2)
}

.btn:hover{
transform:translateY(-3px);
box-shadow:0 10px 25px rgba(0,0,0,0.25)
}

.btn-wa{
background:#22c55e
}

.section{
padding:90px 40px;
max-width:1200px;
margin:auto
}

.section h2{
text-align:center;
margin-bottom:60px;
font-size:32px
}

.services{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:35px
}

.card{
background:#fff;
padding:35px;
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.06);
transition:0.3s
}

.card:hover{
transform:translateY(-8px);
box-shadow:0 18px 45px rgba(0,0,0,0.12)
}

.card h3{
margin-top:0;
margin-bottom:10px
}

.icon{
font-size:34px;
margin-bottom:10px;
transition:0.25s
}

.card:hover .icon{
transform:scale(1.15)
}

.projects{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:35px
}

.project{
background:#fff;
padding:30px;
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.06);
transition:0.3s
}

.project:hover{
transform:translateY(-6px);
box-shadow:0 18px 45px rgba(0,0,0,0.12)
}

.cta{
padding:110px 40px;
text-align:center;
background:linear-gradient(120deg,#1e293b,#0f172a);
color:#fff
}

footer{
background:#020617;
color:#94a3b8;
padding:60px
}

.footer-links{
margin:20px 0
}

.footer-social{
display:flex;
justify-content:center;
gap:20px;
margin-top:15px
}

.footer-social a{
display:inline-flex;
align-items:center;
justify-content:center;
width:36px;
height:36px;
border-radius:6px;
background:#0a66c2;
color:#fff;
text-decoration:none;
font-weight:bold;
transition:0.25s
}

.footer-social a:hover{
transform:translateY(-3px);
box-shadow:0 6px 15px rgba(0,0,0,0.35)
}

.footer-copy{
margin-top:25px;
font-size:14px;
opacity:.8
}

footer a{
display:block;
color:#94a3b8;
text-decoration:none;
margin:6px 0;
transition:0.2s
}

footer a:hover{
color:#fff
}

.whatsapp{
position:fixed;
bottom:25px;
right:25px;
background:#22c55e;
color:#fff;
padding:14px 18px;
border-radius:50px;
text-decoration:none;
font-weight:600;
box-shadow:0 10px 25px rgba(0,0,0,0.3);
transition:0.25s
}

.whatsapp:hover{
transform:scale(1.08);
box-shadow:0 14px 30px rgba(0,0,0,0.35)
}

@keyframes fadeIn{
from{opacity:0;transform:translateY(20px)}
to{opacity:1;transform:translateY(0)}
}

@media (max-width:768px){

header{padding:18px 25px}

.hero{padding:100px 25px}

.hero h1{font-size:34px}

}