:root {
  --bg-primary: #0a0a0e;
  --bg-secondary: #111117;
  --bg-tertiary: #181820;
  --bg-card: #0d0d14;
  --bg-card-hover: #14141e;
  --border-subtle: #1e1e2e;
  --border-medium: #2a2a3e;
  --border-accent: #2dd4bf33;
  --text-primary: #e8e8f5;
  --text-secondary: #8a8a9e;
  --text-muted: #5e5e72;
  --accent-mint: #2dd4bf;
  --accent-cyan: #06b6d4;
  --accent-orange: #f59e0b;
  --accent-orange-bright: #f97316;
  --accent-red: #ef4444;
  --accent-green: #22c55e;
  --accent-purple: #8b5cf6;
  --accent-amber: #f59e0b;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.4);
  --shadow-elevated: 0 4px 12px rgba(0,0,0,0.5), 0 2px 4px rgba(0,0,0,0.4);
  --glow-mint: 0 0 20px rgba(45,212,191,0.08);
  --glow-cyan: 0 0 20px rgba(6,182,212,0.08);
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}
html { font-size: 16px; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.scanline {
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px, rgba(45,212,191,0.012) 2px, rgba(45,212,191,0.012) 4px
  );
}
.grid-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background-image: linear-gradient(rgba(45,212,191,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,212,191,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}
a { color: var(--accent-mint); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-cyan); }
a:focus-visible { outline: 2px solid var(--accent-mint); outline-offset: 2px; border-radius: var(--radius-sm); }
button:focus-visible { outline: 2px solid var(--accent-mint); outline-offset: 2px; border-radius: var(--radius-sm); }
::selection { background: rgba(45,212,191,0.2); color: var(--text-primary); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .scanline { display: none; }
  .grid-overlay { display: none; }
}