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

body{
font-family:Arial, Helvetica, sans-serif;
line-height:1.6;
background:#f4f6f9;
color:#333;
}

/* container */

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

/* header */

header{
background:#0b4c8c;
color:white;
}

.header-inner{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 0;
}

/* logo */

.logo img{
height:65px;
width:auto;
display:block;
padding:4px;
border-radius:6px;
background:rgba(255,255,255,0.05);
}

/* navigation */

.menu{
list-style:none;
display:flex;
}

.menu li{
position:relative;
margin-left:20px;
}

.menu a{
color:white;
text-decoration:none;
font-weight:600;
padding:8px 10px;
display:block;
}

/* dropdown */

.dropdown-menu{
display:none;
position:absolute;
top:35px;
left:0;
background:white;
list-style:none;
padding:10px 0;
min-width:220px;
box-shadow:0 5px 12px rgba(0,0,0,0.15);
border-radius:4px;
}

.dropdown-menu li{
padding:8px 20px;
}

.dropdown-menu a{
color:#333;
}

.dropdown-menu a:hover{
color:#0b4c8c;
}

.dropdown:hover .dropdown-menu{
display:block;
}

/* HERO WITH BACKGROUND IMAGE */

.hero{
background-image:linear-gradient(rgba(0,0,0,0.55),rgba(0,0,0,0.55)), url("../images/hero.jpg");
background-size:cover;
background-position:center;
background-repeat:no-repeat;
color:white;
padding:120px 20px;
text-align:center;
}

.hero h1{
font-size:40px;
margin-bottom:10px;
}

.hero p{
font-size:18px;
}

/* services grid */

.grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:25px;
margin-top:30px;
}

/* cards */

.card{
background:white;
padding:25px;
border-radius:8px;
box-shadow:0 4px 12px rgba(0,0,0,0.08);
transition:0.3s;
}

.card:hover{
transform:translateY(-5px);
}

/* footer */

footer{
background:#1f1f1f;
color:white;
text-align:center;
padding:25px;
margin-top:40px;
}

/* contact form */

form input,
form textarea{
width:100%;
padding:12px;
margin-bottom:15px;
border:1px solid #ccc;
border-radius:4px;
}

button{
background:#0b4c8c;
color:white;
padding:12px 20px;
border:none;
border-radius:4px;
cursor:pointer;
}

/* tablet */

@media (max-width:900px){

.grid{
grid-template-columns:repeat(2,1fr);
}

.hero h1{
font-size:32px;
}

}

/* mobile */

@media (max-width:600px){

.header-inner{
flex-direction:column;
align-items:flex-start;
}

.menu{
flex-direction:column;
width:100%;
}

.menu li{
margin:10px 0;
}

.dropdown-menu{
position:relative;
top:0;
box-shadow:none;
}

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

.hero{
padding:80px 20px;
}

.hero h1{
font-size:26px;
}

}