/* === Global Reset & Base === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', Roboto, sans-serif;
  color: #222;
  line-height: 1.6;
  background: linear-gradient(-45deg, #f5f5f5, #eaeaea, #f5f5f5);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  padding: 2rem;
}

/* === Header === */
header {
  text-align: center;
  padding: 2rem 0;
  border-bottom: 1px solid #ccc;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: #333;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
}

nav a {
  text-decoration: none;
  color: #555;
  font-weight: 500;
  position: relative;
  transition: color 0.3s ease;
}

nav a::after {
  content: '';
  position: absolute;
  width: 0%;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: #333;
  transition: width 0.3s ease;
}

nav a:hover {
  color: #000;
}

nav a:hover::after {
  width: 100%;
}

/* === Sections === */
section {
  max-width: 800px;
  margin: 3rem auto;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

section:hover {
  transform: translateY(-4px);
}

section h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: #444;
  border-left: 4px solid #999;
  padding-left: 0.5rem;
}

section p, section ul {
  font-size: 1rem;
  color: #333;
}

section ul {
  padding-left: 1.2rem;
}

section li {
  margin-bottom: 0.8rem;
}

section a {
  color: #0066cc;
  text-decoration: none;
  transition: color 0.3s ease;
}

section a:hover {
  color: #004499;
}

/* === Footer === */
footer {
  text-align: center;
  padding: 2rem 0;
  font-size: 0.9rem;
  color: #666;
  border-top: 1px solid #ccc;
}

/* === Background Animation === */
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === Responsive === */
@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
    gap: 1rem;
  }

  section {
    padding: 1.5rem;
  }
}

/* === Image Styling for Gallery === */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1rem auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* Optional: Limit image size for large screens */
.gallery-item img {
  max-width: 600px;
}