:root {
  /* === Colors: Base (light-first) === */
  --color-bg: #ffffff;
  --color-bg-secondary: #fafafa;
  --color-bg-elevated: #f4f4f6;
  --color-bg-accent: #14141f;

  /* === Colors: Brand === */
  --color-brand: #9B30FF;
  --color-brand-end: #7B9CFF;
  --gradient-brand: linear-gradient(135deg, var(--color-brand), var(--color-brand-end));

  /* === Text === */
  --text-primary: #181925;
  --text-secondary: #6b6b76;
  --text-muted: #b3b3b3;
  --text-inverse: #ffffff;

  /* === Glass (light) === */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.06);

  /* === Glass (dark sections) === */
  --glass-bg-dark: rgba(20, 20, 31, 0.8);
  --glass-border-dark: rgba(255, 255, 255, 0.1);

  /* === Semantic === */
  --color-success: #33c758;
  --color-error: #ff2f00;
  --color-warning: #ffa600;

  /* === Typography === */
  --font-body: 'Switzer', system-ui, -apple-system, 'Helvetica Neue', Helvetica, sans-serif;
  --font-display: 'Switzer', system-ui, -apple-system, 'Helvetica Neue', Helvetica, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.5rem;
  --text-hero: clamp(3rem, 6vw, 5rem);

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  --leading-tight: 1.08;
  --leading-snug: 1.2;
  --leading-normal: 1.6;
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.08em;

  /* === Spacing (4px base) === */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --container-max: 1280px;
  --container-pad: 5vw;
  --container-pad-mobile: 1.25rem;

  /* === Effects === */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --blur-nav: blur(16px);
  --blur-card: blur(24px);

  --shadow-sm: 0 1px 1px rgba(0,0,0,0.08), 0 0 0 1px rgba(0,0,0,0.05);
  --shadow-md: 0 1px 3px rgba(0,0,0,0.06), 0 8px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 3px 12px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-glow: 0 8px 30px rgba(155, 48, 255, 0.25);

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 300ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-image: 600ms cubic-bezier(0.16, 1, 0.3, 1);
}