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

:root {
  --bg-dark: #1a1a2e;
  --bg-medium: #16213e;
  --bg-panel: #0f3460;

  --accent-primary: #22c55e;
  --accent-cyan: #0ea5e9;
  --accent-gold: #f59e0b;

  --text-primary: #e2e8f0;
  --text-muted: #64748b;

  --border-purple: #533483;

  --font-family: 'Press Start 2P', monospace;
  --font-size-xs: 8px;
  --font-size-sm: 10px;
  --font-size-base: 12px;
  --font-size-xl: 20px;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--bg-dark);
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 32px 16px;
  width: 100%;
  max-width: 480px;
}

@keyframes titleGlow {
  0%, 100% {
    text-shadow:
      0 0 10px var(--accent-primary),
      0 0 20px var(--accent-primary),
      0 0 40px var(--accent-primary);
  }
  50% {
    text-shadow:
      0 0 5px var(--accent-cyan),
      0 0 15px var(--accent-cyan),
      0 0 30px var(--accent-cyan);
  }
}

.title-glow {
  animation: titleGlow 3s ease-in-out infinite;
  color: var(--accent-primary);
  font-size: var(--font-size-xl);
  margin: 0;
  text-align: center;
}

.subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin: 0;
  text-align: center;
}

.pixel-panel {
  background: var(--bg-panel);
  border: 4px solid var(--border-purple);
  box-shadow:
    6px 6px 0 rgba(0, 0, 0, 0.5),
    inset 2px 2px 0 rgba(255, 255, 255, 0.05);
  padding: 24px;
  position: relative;
  width: 100%;
}

.pixel-panel::before {
  content: '';
  position: absolute;
  inset: 2px;
  border: 2px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.pixel-panel__title {
  font-size: var(--font-size-sm);
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin: 0 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 2px dashed var(--border-purple);
}

.button-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pixel-btn {
  display: block;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  padding: 12px 24px;
  background: var(--accent-primary);
  color: var(--text-primary);
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  text-align: center;
  box-shadow:
    4px 4px 0 rgba(0, 0, 0, 0.4),
    inset -2px -2px 0 rgba(0, 0, 0, 0.2),
    inset 2px 2px 0 rgba(255, 255, 255, 0.15);
  transition: transform 0.1s, box-shadow 0.1s;
}

.pixel-btn:hover {
  transform: translateY(-2px);
  box-shadow:
    6px 6px 0 rgba(0, 0, 0, 0.4),
    inset -2px -2px 0 rgba(0, 0, 0, 0.2),
    inset 2px 2px 0 rgba(255, 255, 255, 0.15);
}

.pixel-btn:active {
  transform: translateY(2px);
  box-shadow:
    2px 2px 0 rgba(0, 0, 0, 0.4),
    inset -2px -2px 0 rgba(0, 0, 0, 0.2),
    inset 2px 2px 0 rgba(255, 255, 255, 0.15);
}