body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #0A0F2C;
  color: #FFFFFF;
}

/* Hero Banner */
.hero {
  width: 100%;
  min-height: 320px;
  background-image: url('/assets/everlightos-banner-1920x480.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  display: block;
  position: relative;
}

/* Top Navigation */
.top-nav {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 10;
}

.top-nav a {
  margin: 0 1rem;
  color: #00FFFF;
  text-decoration: none;
  font-weight: 500;
}

.top-nav a:hover {
  color: #FFD700;
}

/* Give content below some breathing room */
.hero + * {
  margin-top: 2rem;
}

/* Responsive sources */
@media (max-width: 1280px) {
  .hero {
    background-image: url('/assets/everlightos-banner-1280x360.png');
    min-height: 280px;
  }
}
@media (max-width: 768px) {
  .hero {
    background-image: url('/assets/everlightos-banner-640x240.png');
    min-height: 220px;
  }
}

section {
  padding: 2rem;
  border-bottom: 1px solid #2E2E3A;
}

h1, h2 {
  color: #FFD700;
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: #2E2E3A;
  font-size: 0.9rem;
}