* { box-sizing: border-box; }

body {
  font-family: Arial, system-ui, sans-serif;
  margin: 0;
  background: #f9f9f9;
  color: #222;
}

header {
  background: #222;
  color: #fff;
  padding: 16px;
  text-align: center;
}

header h1 {
  margin: 0;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9em;
}

main {
  max-width: 1000px;
  margin: auto;
  padding: 20px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.game-card {
  display: block;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 10px;
  text-decoration: none;
  color: #111;
  transition: 0.2s;
}

.game-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.game-card img {
  width: 100%;
  border-radius: 8px;
}

.game-frame {
  text-align: center;
  margin: 18px 0;
}

iframe {
  max-width: 100%;
  border-radius: 10px;
}

footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 14px;
  margin-top: 30px;
}