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

body{

    font-family:'Open Sans', sans-serif;
    color:#1F2937;
    background:#F8FAFC;
    line-height:1.6;

}

header{

    background:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:10px 10%;
    box-shadow:0 2px 8px rgba(0,0,0,.08);
    position:sticky;
    top:0;
    z-index:1000;

}

.logo img{
    height:200px;
    width:auto;
    display:block;
}

nav a{

    text-decoration:none;
    margin-left:30px;
    color:#333;
    font-weight:700;
    transition:.3s;

}

nav a:hover{

    color:#0A9396;

}

.hero{

    background:url("lab.png") center center;
    background-size:cover;

    height:400px;

    position:relative;

}

.overlay{

    position:absolute;
    inset:0;
    background:rgba(0,95,115,.65);

    display:flex;
    flex-direction:column;

    justify-content:center;
    align-items:center;

    color:white;
    text-align:center;

}

.overlay h1{

    font-family:'Poppins',sans-serif;
    font-size:56px;

}

.overlay p{

    font-size:22px;
    margin:20px;

}

.button{

    display:inline-block;

    background:#0A9396;

    color:white;

    text-decoration:none;

    padding:15px 40px;

    border-radius:40px;

    transition:.3s;

    font-weight:bold;

}

.button:hover{

    background:#005F73;

}

.about{

    width:80%;
    max-width:1000px;

    margin:80px auto;

    text-align:center;

}

.about h2{

    color:#005F73;

    margin-bottom:20px;

    font-size:36px;

    font-family:'Poppins';

}

.services{

    background:white;

    padding:80px 10%;

}

.services h2{

    text-align:center;

    color:#005F73;

    margin-bottom:50px;

    font-family:'Poppins';

    font-size:36px;

}

.cards{

    display:flex;

    gap:30px;

    flex-wrap:wrap;

    justify-content:center;

}

.card{

    background:#F8FAFC;

    padding:30px;

    border-radius:12px;

    width:300px;

    box-shadow:0 5px 20px rgba(0,0,0,.08);

    transition:.3s;

}

.card:hover{

    transform:translateY(-8px);

}

.card h3{

    color:#0A9396;

    margin-bottom:15px;

}

.card ul{

    list-style:none;

}

.card li{

    padding:8px 0;

}

.why{

    padding:80px 10%;

}

.why h2{

    text-align:center;

    color:#005F73;

    margin-bottom:40px;

    font-family:'Poppins';

    font-size:36px;

}

.why-grid{

    display:flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    font-size: 20px;
}

.cta{

    background:#005F73;

    color:white;

    text-align:center;

    padding:80px 20px;

}

.cta h2{

    font-size:42px;

    margin-bottom:20px;

    font-family:'Poppins';

}

section {
    scroll-margin-top: 225px;
}

footer{

    background:#1F2937;

    color:white;

    text-align:center;

    padding:40px;

}

@media(max-width:768px){

header{

    flex-direction:column;

}

nav{

    margin-top:20px;

}

nav a{

    display:block;

    margin:10px;

}

.overlay h1{

    font-size:36px;

}

.cards{

    flex-direction:column;

    align-items:center;

}

}

#location {
    display: flex;
    gap: 40px;
    align-items: center;
}

.location-info {
    flex: 0.7;
}

.location-map {
    flex: 1.3;
    height: 450px;
}

.location-map iframe {
    width: 100%;
    height: 100%;
    border: 0;
}