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

html{
    scroll-behavior:smooth;
}

body{
    font-family:Inter,sans-serif;
    color:#222;
    background:#fff;
    line-height:1.7;
}

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

nav{
    position:fixed;
    width:100%;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(10px);
    z-index:1000;
    box-shadow:0 2px 12px rgba(0,0,0,.05);
}

.nav-content{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:10px 0;
    transition: padding 0.35s ease;
}

.logo img{
    height:90px;
    mix-blend-mode:multiply;
    display:block;
    transition: height 0.35s ease;
}

nav ul{
    display:flex;
    gap:35px;
    list-style:none;
}

nav a{
    text-decoration:none;
    color:#222;
    font-weight:600;
    transition:color .2s;
}

nav a:hover{
    color:#00b7ff;
}

.hero{
    height:100vh;
    background:url("../images/office.jpg") center center/cover;
    position:relative;
    display:flex;
    align-items:center;
    justify-content:center;
}

.overlay{
    position:absolute;
    inset:0;
    background:rgba(0,20,40,.65);
}

.hero-content{
    position:relative;
    text-align:center;
    color:white;
    max-width:900px;
    padding:20px;
}

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

.hero p{
    font-size:1.3rem;
    opacity:.95;
}

.buttons{
    margin-top:40px;
}

.btn{
    display:inline-block;
    padding:14px 30px;
    border-radius:30px;
    text-decoration:none;
    margin:8px;
    transition:.3s;
    font-weight:600;
}

.primary{
    background:#00b7ff;
    color:white;
}

.primary:hover{
    transform:translateY(-3px);
}

.secondary{
    border:2px solid white;
    color:white;
}

.section{
    padding:90px 0;
}

.section h2{
    text-align:center;
    margin-bottom:50px;
    font-size:2.3rem;
}

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

.card{
    background:white;
    padding:35px;
    border-radius:18px;
    box-shadow:0 10px 35px rgba(0,0,0,.08);
    transition:.3s;
}

.card:hover{
    transform:translateY(-8px);
}

.dark{
    background:#0d1520;
    color:white;
}

.about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:60px;
    align-items:center;
}

.about-photo{
    width:100%;
    border-radius:20px;
}

.stats{
    background:linear-gradient(90deg,#031b2d,#083d63);
    color:white;
    padding:70px 0;
}

.stats-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
    text-align:center;
    gap:30px;
}

.stats h3{
    font-size:2rem;
}

.contact{
    text-align:center;
    font-size:1.2rem;
}

footer{
    background:#000;
    color:white;
    text-align:center;
    padding:25px;
}

@media(max-width:900px){

.hero h1{
    font-size:2.4rem;
}

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

nav ul{
    gap:18px;
    font-size:.9rem;
}

}
@media(max-width:600px){

.logo img{
    height:56px;
}

nav ul{
    gap:12px;
    font-size:.85rem;
}

.hero h1{
    font-size:1.9rem;
}

}