/* ============================================
   Retro Replay - Common Retro Arcade Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap');

/* CSS Variables */
:root {
  --bg-dark: #0a0a0a;
  --bg-card: #1a1a2e;
  --neon-cyan: #00fff5;
  --neon-magenta: #ff00ff;
  --neon-yellow: #ffff00;
  --neon-green: #39ff14;
  --neon-orange: #ff6600;
  --neon-red: #ff0044;
  --neon-blue: #4444ff;
  --text-primary: #e0e0e0;
  --text-dim: #888;
  --pixel-font: 'Press Start 2P', cursive;
  --scanline-opacity: 0.05;
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--pixel-font);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* CRT Scanline Overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, var(--scanline-opacity)) 0px,
    rgba(0, 0, 0, var(--scanline-opacity)) 1px,
    transparent 1px,
    transparent 3px
  );
}

/* ---- Main Hub Styles ---- */

.hub-header {
  text-align: center;
  padding: 2rem 1rem;
  position: relative;
}

.hub-title {
  font-size: 2.5rem;
  color: var(--neon-cyan);
  text-shadow:
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-cyan),
    0 0 40px var(--neon-cyan);
  letter-spacing: 4px;
  animation: flicker 3s infinite alternate;
}

.hub-subtitle {
  font-size: 0.7rem;
  color: var(--neon-magenta);
  margin-top: 0.8rem;
  text-shadow: 0 0 8px var(--neon-magenta);
}

@keyframes flicker {
  0%, 95%, 100% { opacity: 1; }
  96% { opacity: 0.8; }
  97% { opacity: 1; }
  98% { opacity: 0.6; }
}

/* Game Cards Grid */
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.game-card {
  background: var(--bg-card);
  border: 2px solid var(--neon-cyan);
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}

.game-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 245, 0.05),
    transparent
  );
  transition: left 0.5s ease;
}

.game-card:hover::before {
  left: 100%;
}

.game-card:hover {
  border-color: var(--neon-magenta);
  box-shadow:
    0 0 15px rgba(255, 0, 255, 0.3),
    0 0 30px rgba(255, 0, 255, 0.1),
    inset 0 0 15px rgba(255, 0, 255, 0.05);
  transform: translateY(-4px);
}

.game-card-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.game-card-title {
  font-size: 1rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 8px var(--neon-cyan);
  margin-bottom: 0.5rem;
}

.game-card-desc {
  font-size: 0.55rem;
  color: var(--text-dim);
  line-height: 1.8;
}

.game-card-highscore {
  margin-top: 1rem;
  font-size: 0.5rem;
  color: var(--neon-yellow);
  text-shadow: 0 0 5px var(--neon-yellow);
}

/* ---- Game Page Common Styles ---- */

.game-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 1rem;
}

.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 600px;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.game-title {
  font-size: 1.2rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px var(--neon-cyan);
}

.game-score, .game-level, .game-info {
  font-size: 0.6rem;
  color: var(--neon-yellow);
  text-shadow: 0 0 5px var(--neon-yellow);
}

.game-canvas-wrapper {
  border: 3px solid var(--neon-cyan);
  box-shadow:
    0 0 10px var(--neon-cyan),
    0 0 20px rgba(0, 255, 245, 0.2),
    inset 0 0 10px rgba(0, 255, 245, 0.1);
  border-radius: 4px;
  position: relative;
  background: #000;
}

canvas {
  display: block;
  image-rendering: pixelated;
}

/* Buttons */
.btn {
  font-family: var(--pixel-font);
  font-size: 0.6rem;
  padding: 0.6rem 1.2rem;
  border: 2px solid var(--neon-cyan);
  background: transparent;
  color: var(--neon-cyan);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}

.btn:hover {
  background: var(--neon-cyan);
  color: var(--bg-dark);
  box-shadow: 0 0 15px var(--neon-cyan);
}

.btn-magenta {
  border-color: var(--neon-magenta);
  color: var(--neon-magenta);
}

.btn-magenta:hover {
  background: var(--neon-magenta);
  color: var(--bg-dark);
  box-shadow: 0 0 15px var(--neon-magenta);
}

.btn-green {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

.btn-green:hover {
  background: var(--neon-green);
  color: var(--bg-dark);
  box-shadow: 0 0 15px var(--neon-green);
}

.game-controls {
  display: flex;
  gap: 0.8rem;
  margin-top: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Controls Help */
.controls-help {
  margin-top: 1.5rem;
  font-size: 0.5rem;
  color: var(--text-dim);
  text-align: center;
  line-height: 2;
  max-width: 500px;
}

.controls-help kbd {
  background: #333;
  border: 1px solid #555;
  border-radius: 3px;
  padding: 2px 6px;
  color: var(--neon-green);
  font-family: var(--pixel-font);
  font-size: 0.45rem;
}

/* Overlay (pause, game over) */
.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 10;
}

.overlay-title {
  font-size: 1.5rem;
  color: var(--neon-magenta);
  text-shadow: 0 0 20px var(--neon-magenta);
}

.overlay-score {
  font-size: 0.7rem;
  color: var(--neon-yellow);
}

.overlay-text {
  font-size: 0.55rem;
  color: var(--text-dim);
}

.hidden {
  display: none !important;
}

/* Home Link */
.home-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 100;
}

/* Footer */
.hub-footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.5rem;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 600px) {
  .hub-title {
    font-size: 1.4rem;
  }

  .game-grid {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }

  .game-header {
    flex-direction: column;
    text-align: center;
  }

  .game-title {
    font-size: 0.9rem;
  }
}