:root {
  --black: #050508;
  --surface: #0a0a0f;
  --surface-raised: #12121a;
  --border: #1a1a25;
  --border-visible: #2a2a38;
  --text-disabled: #4a4a5a;
  --text-secondary: #8888a0;
  --text-primary: #d4d4e0;
  --text-display: #f0f0ff;

  --accent: #ff2a35;
  --accent-subtle: rgba(255, 42, 53, 0.10);
  --success: #00e676;
  --success-subtle: rgba(0, 230, 118, 0.08);
  --warning: #ffab00;
  --warning-subtle: rgba(255, 171, 0, 0.08);
  --interactive: #6c9fff;

  --glow-accent: rgba(255, 42, 53, 0.4);
  --glow-success: rgba(0, 230, 118, 0.3);
  --glow-warning: rgba(255, 171, 0, 0.3);
  --glow-interactive: rgba(108, 159, 255, 0.3);

  --space-2xs: 2px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  --font-display: 'Doto', 'Space Mono', monospace;
  --font-body: 'Space Grotesk', 'DM Sans', system-ui, sans-serif;
  --font-mono: 'Space Mono', 'JetBrains Mono', 'SF Mono', monospace;

  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--black);
  background-image:
    radial-gradient(ellipse at 15% 15%, rgba(108, 159, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 80%, rgba(255, 42, 53, 0.04) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background: rgba(108, 159, 255, 0.2);
  color: var(--text-display);
}

::-webkit-scrollbar {
  width: 4px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-visible);
  border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-disabled);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

@keyframes glow-pulse {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.4); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(8px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scanline {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes border-travel {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}