:root {
  --navy: #0a1d56;
  --green: #00d4aa;
  --light: #f8fffe;
}

* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: 'Inter', sans-serif; background:#fff; color:#333; line-height:1.7; margin:0; }

header {
  background:var(--navy);
  padding:12px 0;
  position:fixed;
  width:100%;
  z-index:1000;
  box-shadow:0 4px 20px rgba(0,0,0,0.15);
}
nav {
  max-width:1300px;
  margin:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 30px;
}
.logo-img { height:52px; width:auto; }
.nav-links { display:flex; gap:40px; }
.nav-links a { color:white; text-decoration:none; font-weight:600; font-size:1.05rem; transition:0.3s; }
.nav-links a:hover { color:var(--green); }
.dropdown { position:relative; }
.dropdown-content {
  display:none;
  position:absolute;
  background:var(--navy);
  min-width:260px;
  box-shadow:0 8px 20px rgba(0,0,0,0.3);
  top:100%; right:0;
  border-radius:8px;
}
.dropdown:hover .dropdown-content { display:block; }
.dropdown-content a { padding:14px 20px; display:block; color:white; }
.dropdown-content a:hover { background:rgba(255,255,255,0.1); }

.hero {
  background: linear-gradient(rgba(10,29,86,0.85), rgba(10,29,86,0.85)), url('https://images.unsplash.com/photo-1518770660439-4636190af475?q=80&w=2070&auto=format&fit=crop') center/cover no-repeat fixed;
  color:white;
  text-align:center;
  padding:180px 20px 120px;
}
h1 { font-size:3.8rem; font-weight:900; margin-bottom:1rem; }
.lead { font-size:1.5rem; max-width:900px; margin:0 auto 40px; }

.btn {
  background:var(--green);
  color:#000;
  padding:18px 48px;
  border-radius:50px;
  font-weight:800;
  font-size:1.3rem;
  text-decoration:none;
  display:inline-block;
  box-shadow:0 8px 25px rgba(0,212,170,0.3);
  transition:all 0.3s;
}
.btn:hover { transform:translateY(-3px); box-shadow:0 12px 30px rgba(0,212,170,0.4); }

.services {
  max-width:1300px;
  margin:80px auto;
  padding:0 30px;
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(360px,1fr));
  gap:40px;
}
.service-card {
  background:white;
  padding:50px 30px;
  border-radius:16px;
  box-shadow:0 10px 40px rgba(0,0,0,0.1);
  text-align:center;
  transition:0.3s;
}
.service-card:hover { transform:translateY(-10px); box-shadow:0 20px 50px rgba(0,0,0,0.15); }
.service-card h3 { color:var(--green); font-size:2rem; margin:20px 0; }

.cta {
  text-align:center;
  padding:100px 20px;
  background:var(--light);
}
.cta h2 { font-size:2.8rem; margin-bottom:1.5rem; }

footer {
  background:var(--navy);
  color:#aaa;
  text-align:center;
  padding:60px 20px;
}
.footer-logo { height:48px; margin-bottom:15px; }

/* Form styling (contact page) */
form {
  background:white;
  padding:50px;
  border-radius:16px;
  box-shadow:0 10px 40px rgba(0,0,0,0.1);
  max-width:600px;
  margin:40px auto;
}
form input, form textarea {
  width:100%;
  padding:16px;
  margin:12px 0;
  border:1px solid #ddd;
  border-radius:12px;
  font-size:1.1rem;
  font-family:'Inter',sans-serif;
  transition:border 0.3s;
}
form input:focus, form textarea:focus {
  outline:none;
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(0,212,170,0.2);
}
form button { width:100%; margin-top:20px; }

/* Fix all sub-pages so titles aren't hidden under fixed header */
main { padding-top:140px; }

/* Mobile */
@media (max-width:992px) {
  .logo-img, .footer-logo { height:46px; }
}
@media (max-width:768px) {
  .logo-img, .footer-logo { height:40px; }
  nav { padding:0 20px; }
  .nav-links { gap:20px; font-size:0.95rem; }
  .hero { padding:140px 20px 80px; background-attachment:scroll; }
  h1 { font-size:2.8rem; }
  .lead { font-size:1.3rem; }
  .btn { padding:16px 36px; font-size:1.2rem; }
  .services, main { padding:0 20px; }
  .service-card { padding:40px 20px; }
  .cta h2 { font-size:2.3rem; }
  form { padding:30px; }
}