:root {
  --bg: #0d0f14;
  --panel: #161a23;
  --text: #e7e9ee;
  --muted: #8b93a7;
  --accent: #4dff9f;
  --accent-2: #ff4d8d;
  --border: #262b38;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #161a23 0%, #0d0f14 60%);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem 1.5rem;
}

.hub-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.hub-title {
  font-size: clamp(2rem, 6vw, 3.2rem);
  letter-spacing: 0.08em;
  margin: 0;
  font-weight: 800;
}

.hub-title span {
  color: var(--accent);
  text-shadow: 0 0 18px rgba(77, 255, 159, 0.5);
}

.hub-subtitle {
  color: var(--muted);
  margin-top: 0.5rem;
  font-size: 1rem;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  width: 100%;
  max-width: 900px;
}

.game-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.15s ease, border-color 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.game-card:not(.game-card--soon):hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.game-card--soon {
  opacity: 0.5;
}

.game-card h2 {
  margin: 0;
  font-size: 1.25rem;
}

.game-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.game-thumb {
  height: 110px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
}

.snake-thumb {
  background: repeating-linear-gradient(
    45deg,
    #1c3326,
    #1c3326 10px,
    #16291e 10px,
    #16291e 20px
  );
}

.snake-thumb::after {
  content: "🐍";
  font-size: 2.5rem;
}

.flappy-thumb {
  background: linear-gradient(#1a2740, #16291e 85%);
}

.flappy-thumb::after {
  content: "🐦";
  font-size: 2.5rem;
}

.scout-thumb {
  background: linear-gradient(135deg, #3a2a1a, #22304a 85%);
}

.scout-thumb::after {
  content: "🐕";
  font-size: 2.5rem;
}

.wander-thumb {
  background: linear-gradient(160deg, #16202b, #0d0f14 85%);
}

.wander-thumb::after {
  content: "🥾";
  font-size: 2.5rem;
}

.tetris-thumb {
  background: linear-gradient(135deg, #241a3a, #1a2740 85%);
}

.tetris-thumb::after {
  content: "🧱";
  font-size: 2.5rem;
}

.bacman-thumb {
  background: linear-gradient(135deg, #2a1a2e, #1a2740 85%);
}

.bacman-thumb::after {
  content: "🥓";
  font-size: 2.5rem;
}

.soon-thumb {
  background: #1b1f2a;
  color: var(--muted);
}

.hub-footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}