/* General site styles */
body {
  font-family: "Times New Roman", Arial, sans-serif;
  margin: 0;
  padding: 20px;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #333;
}

/* Header with animated background */
header {
  text-align: center;
  padding: 60px 20px;
  color: white;
  background: linear-gradient(-45deg, #2a9d8f, #264653, #e76f51, #f4a261);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
}
header h1 {
  font-size: 48px;
  margin: 0;
  font-weight: bold;
}
header p {
  font-style: italic;
  margin-top: 10px;
  color: #e0f7fa;
}
@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Navigation bar */
nav {
  background: #264653;
  padding: 15px;
  text-align: center;
}
nav a {
  margin: 0 15px;
  text-decoration: none;
  color: white;
  font-weight: bold;
}
nav a:hover {
  text-decoration: underline;
}

/* Page container */
.page-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
}

/* Intro section */
.intro {
  text-align: center;
  margin-bottom: 30px;
}

/* Articles grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.article-card {
  background: white;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(0,0,0,0.1);
  padding: 15px;
  text-align: center;
}
.article-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 6px;
}
.article-card h3 {
  margin: 15px 0 5px;
  font-size: 18px;
}
.article-card a {
  text-decoration: none;
  color: #264653;
}
.article-card a:hover {
  color: #2a9d8f;
}

/* Footer */
footer {
  margin-top: 40px;
  font-size: 15px;
  color: white;
  text-align: center;
  padding: 20px;
  background: #2a9d8f;
}