:root {
  /* Primary palette draws inspiration from the U.S. flag for a patriotic feel */
  --primary-color: #002D62; /* navy blue reminiscent of the canton */
  --secondary-color: #B22234; /* deep red for accent */
  --light-gray: #f5f5f5;
  --dark-gray: #333333;
}

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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

header {
  background-color: var(--primary-color);
  color: #ffffff;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

nav .logo {
  font-size: 1.5rem;
  font-weight: bold;
}

nav .nav-links {
  list-style: none;
  display: flex;
}

nav .nav-links li {
  margin-left: 1.5rem;
}

nav .nav-links a {
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav .nav-links a:hover {
  color: var(--secondary-color);
}

.hero {
  position: relative;
  /* Use a patriotic gradient instead of an image for the hero background */
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #ffffff;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.cta-button {
  display: inline-block;
  background-color: var(--secondary-color);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: 5px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.cta-button:hover {
  background-color: var(--primary-color);
}

.about,
.capabilities,
.contact {
  padding: 3rem 0;
}

.about h2,
.capabilities h2,
.contact h2 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2rem;
  color: var(--primary-color);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--light-gray);
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.card h3 {
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

.card p {
  font-size: 0.95rem;
  color: var(--dark-gray);
}

.contact p a {
  color: var(--primary-color);
  text-decoration: none;
}

footer {
  background-color: var(--primary-color);
  color: #ffffff;
  text-align: center;
  padding: 1rem 0;
}