:root {
  --primary-font: 'Montserrat', sans-serif;
  --bg-color: #f4f7f6;
  --card-bg-color: #ffffff;
  --text-color: #333333;
  --header-color: #222222;
  --shadow-color: rgba(0, 0, 0, 0.1);
  --accent-color: #0056b3;
}

body {
  font-family: var(--primary-font);
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  line-height: 1.6;
}

header {
  background-color: var(--card-bg-color);
  text-align: center;
  padding: 2rem 1rem;
  border-bottom: 1px solid #e0e0e0;
}

header h1 {
  font-size: 2.5rem;
  color: var(--header-color);
  margin: 0;
}

header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 600px;
  margin: 0.5rem auto 0;
}

main {
  padding: 2rem 1rem;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card {
  background-color: var(--card-bg-color);
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--shadow-color);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card-link:hover .card {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.card-content {
  padding: 1.5rem;
  flex-grow: 1;
}

.card-content h2 {
  font-size: 1.5rem;
  color: var(--header-color);
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.card-content p {
  font-size: 1rem;
  color: #555;
  margin-bottom: 0;
}

/* Project Page Specifics */
.project-header {
  text-align: center;
  padding: 2rem 1rem;
}

.project-header h1 {
  font-size: 2.5rem;
  color: var(--header-color);
  margin: 0 0 0.5rem;
}

.project-header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 800px;
  margin: 0 auto 1.5rem;
}

.back-link {
  display: inline-block;
  color: var(--accent-color);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

.back-link:hover {
  color: #003d82;
  text-decoration: underline;
}


/* Responsive adjustments */
@media (max-width: 768px) {
  header h1, .project-header h1 {
    font-size: 2rem;
  }
  main {
    padding: 1.5rem;
  }
  .gallery-container {
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  header h1, .project-header h1 {
    font-size: 1.8rem;
  }
  header p, .project-header p {
    font-size: 1rem;
  }
  main {
    padding: 1rem;
  }
}