body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background: #f9f9f9;
  color: #333;
}

header,
footer {
  background: #fff;
  padding: 1rem;
  text-align: center;
}

nav a {
  margin: 0 0.5rem;
  text-decoration: none;
  color: #0077cc;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.app-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.app-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.app-icon img {
  width: 128px;
  height: 128px;
  border-radius: 28px;
  margin-bottom: 1rem;
}

.app-info {
  width: 100%;
}

.app-info h3 + p {
  height: 2.4em;
  line-height: 1.2;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  margin-bottom: 0.5em;
}

.availability {
  font-size: 0.9em;
  color: #666;
  margin: 0.5em 0;
}

.availability.worldwide {
  color: #2d7d4c;
  font-weight: 500;
}

@media (max-width: 768px) {
  main {
    padding: 0 1rem;
  }

  .app-container {
    grid-template-columns: 1fr;
  }
}