/* --- Base Styles --- */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: #222;
  line-height: 1.6;
}

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

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: #f5f5f5;
}
.hero-content h1 { font-size: 2rem; }
.hero-content h2 { font-size: 1.25rem; color: #555; }
.hero-content p { max-width: 700px; margin: 1rem auto; }

/* Features */
.features { background: #fff; padding: 3rem 2rem; }
.features ul { list-style: none; padding: 0; max-width: 600px; margin: 0 auto; }
.features li { margin: 1rem 0; font-weight: bold; }

/* Gallery */
.gallery { padding: 2rem; background: #ececec; }
.gallery .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.gallery img { width: 100%; height: auto; display: block; border: 2px solid #ddd; }

/* Footer */
.site-footer { background: #0a2540; color: white; text-align: center; padding: 2rem 1rem; }
.footer-content p { margin: 0.5rem 0; }
.social-links a { margin: 0 0.5rem; color: white; }

/* --- Fade-in Animation --- */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* --- Media Queries --- */
@media (min-width: 600px) {
  .hero h1 { font-size: 2.5rem; }
  .hero h2 { font-size: 1.5rem; }
  .features ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .gallery .container { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .hero h1 { font-size: 3rem; }
  .hero h2 { font-size: 2rem; }
  .gallery .container { grid-template-columns: repeat(4, 1fr); }
}