:root {
  /* Core colors */
  --color-bg-base: #0b0b0d;
  --color-bg-card: #1f1d20;
  --color-bg-elevated: #2a282b;
  --color-text-primary: #bdbdbd;
  --color-text-secondary: #8a8a8a;
  --color-text-muted: #5a5a5a;

  /* Border */
  --color-border: #bdbdbd;
  --border-width: 1px;

  /* Interactive states */
  --color-primary: #bdbdbd;
  --color-primary-hover: #ffffff;
  --color-primary-active: #8a8a8a;

  /* Danger/Error */
  --color-danger: #ff5555;
  --color-danger-hover: #ff7777;
  --color-danger-active: #cc4444;

  /* Success */
  --color-success: #50fa7b;
  --color-success-hover: #70ff9b;
  --color-success-active: #40da6b;

  /* Warning */
  --color-warning: #f1fa8c;
  --color-warning-hover: #f4ffac;
  --color-warning-active: #d1da6c;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;

  /* Typography */
  --font-family:
    'Nimbus Sans L', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu',
    'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  --font-family-mono:
    'Fira Code', 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Mono', 'Droid Sans Mono', 'Courier New',
    monospace;

  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Shadows (subtle for dark theme) */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.5);
}
