:root{
  --navy:#112d4e;
  --navy-light:#1c4f84;
  --steel:#596674;
  --steel-light:#778592;
  --dark:#12161b;
  --white:#ffffff;
  --light:#f5f7fa;
  --shadow:0 12px 30px rgba(0,0,0,.15);
}

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

body{
  font-family:Arial, Helvetica, sans-serif;
  line-height:1.6;
  color:#222;
  background:white;
}

.container{
  width:min(1200px,90%);
  margin:auto;
}

header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(17,45,78,.95);
  backdrop-filter:blur(8px);
}

.nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:20px 0;
}

.logo{
  color:white;
  font-weight:700;
  font-size:1.25rem;
}

nav{
  display:flex;
  gap:28px;
}

nav a{
  color:white;
  text-decoration:none;
  font-weight:600;
}

.hero{
  min-height:88vh;
  position:relative;
  background:
    linear-gradient(rgba(17,45,78,.75),rgba(17,45,78,.75)),
    linear-gradient(120deg,#596674,#1c4f84);
  display:flex;
  align-items:center;
}

.overlay{
  position:absolute;
  inset:0;
}

.hero-content{
  position:relative;
  color:white;
  z-index:2;
}

.eyebrow{
  color:#c6d5e6;
  letter-spacing:2px;
  margin-bottom:20px;
  font-weight:700;
}

.hero h1{
  font-size:4rem;
  max-width:700px;
  line-height:1.1;
  margin-bottom:20px;
}

.subtitle{
  max-width:650px;
  font-size:1.2rem;
  margin-bottom:35px;
}

.hero-buttons{
  display:flex;
  gap:15px;
  flex-wrap:wrap;
}

.btn{
  padding:14px 28px;
  border-radius:10px;
  text-decoration:none;
  font-weight:700;
  transition:.25s;
}

.primary{
  background:white;
  color:var(--navy);
}

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

.btn:hover{
  transform:translateY(-2px);
}

.section{
  padding:90px 0;
}

.section h2{
  text-align:center;
  margin-bottom:50px;
  font-size:2.3rem;
  color:var(--navy);
}

.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:25px;
}

.card{
  background:white;
  padding:30px;
  border-radius:14px;
  box-shadow:var(--shadow);
}

.card h3{
  margin-bottom:15px;
  color:var(--navy);
}

.dark{
  background:var(--dark);
  color:white;
}

.dark h2{
  color:white;
  text-align:left;
}

.split{
  display:grid;
  grid-template-columns:2fr 1fr;
  gap:50px;
  align-items:center;
}

.stats{
  display:grid;
  gap:20px;
}

.stat-box{
  background:var(--steel);
  padding:30px;
  border-radius:14px;
  text-align:center;
}

.stat-number{
  display:block;
  font-size:2.5rem;
  font-weight:800;
}

.contact-box{
  max-width:750px;
  text-align:center;
}

form{
  display:grid;
  gap:15px;
  margin-top:30px;
}

input,textarea{
  padding:16px;
  border:1px solid #ccc;
  border-radius:10px;
  font-size:1rem;
}

textarea{
  min-height:160px;
  resize:vertical;
}

button{
  border:none;
  padding:16px;
  background:var(--navy);
  color:white;
  font-size:1rem;
  font-weight:700;
  border-radius:10px;
  cursor:pointer;
}

button:hover{
  background:var(--navy-light);
}

#successMessage{
  margin-top:20px;
  color:green;
  font-weight:700;
}

footer{
  background:var(--navy);
  color:white;
  text-align:center;
  padding:30px 0;
}

@media(max-width:768px){
  .hero h1{
    font-size:2.5rem;
  }

  nav{
    display:none;
  }

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