:root {
  --bg: #1e1e2e;
  --surface: #313244;
  --text: #fff;
  --accent: #89b4fa;
  --muted: #a6adc8;
}

body.light {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --text: #1e1e2e;
  --accent: #1e66f5;
  --muted: #6c6f85;
}

* { box-sizing: border-box; }

body {
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 0 20px 40px;
  transition: background 0.2s, color 0.2s;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 0;
}

h1 { margin: 0; font-size: 1.8rem; }

#themeToggle {
  background: var(--surface);
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 1.2rem;
  cursor: pointer;
}

.controls {
  max-width: 1100px;
  margin: 0 auto 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

#search, #categoryFilter {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--surface);
  background: var(--surface);
  color: var(--text);
  font-size: 1rem;
}

#search { flex: 1; min-width: 200px; }

main { max-width: 1100px; margin: 0 auto; }

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.game-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
}

.game-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.game-icon { font-size: 2.5rem; margin-bottom: 8px; }
.game-card h3 { margin: 4px 0; }
.game-card p { color: var(--muted); font-size: 0.9rem; flex: 1; }

.tag {
  display: inline-block;
  margin-top: 8px;
  padding: 3px 10px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: bold;
  align-self: flex-start;
  text-transform: capitalize;
}