:root {
  --color-primary: #050237;
  --color-secondary: #0a0548;
  --color-alt: #234c8e;
  --color-accent: #27e6f6;
  --color-light: #f9f9f9;
  --color-dark: #222;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  color: #333;
  line-height: 1.6;
  background-color: var(--color-light);
}

a {
  text-decoration: none;
  color: inherit;
}

h1 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 40px;
  color: var(--color-primary);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Header */
header {
  background-color: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top {
  background-color: var(--color-primary);
  padding: 8px 0;
  font-size: 14px;
  color: white;
}

.header-top-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.contact-info {
  display: flex;
  gap: 20px;
}

.social-icons {
  display: flex;
  gap: 15px;
}

.social-icons a {
  color: var(--color-light);
  transition: color 0.3s;
}

.social-icons a:hover {
  color: var(--color-accent);
}

.main-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 5px;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--color-primary);
}

.logo span {
  color: var(--color-accent);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 25px;
}

nav ul li a {
  font-weight: 500;
  transition: color 0.3s;
  color: var(--color-primary);
}

nav ul li a:hover {
  color: var(--color-alt);
}

/* Responsive */
@media (max-width: 768px) {
  .main-header {
    flex-direction: column;
    gap: 15px;
  }

  nav ul {
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .header-top-container {
    flex-direction: column;
    gap: 10px;
  }

  .hero-banner {
    padding: 50px 20px;
  }

  .hero-banner h1 {
    font-size: 2rem;
  }
}

/* Footer */
footer {
  background-color: var(--color-primary);
  color: var(--color-light);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.footer-column h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: #ccc;
  transition: color 0.3s;
}

.footer-column ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--color-secondary);
  font-size: 0.9rem;
  color: #aaa;
}