:root {
  --font-family: "IBM Plex Sans", sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  --max-w: 1280px;
  --space-x: 1.5rem;
  --space-y: 1rem;
  --gap: 1rem;

  --radius-xl: 1.5rem;
  --radius-lg: 1rem;
  --radius-md: 0.75rem;
  --radius-sm: 0.5rem;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.15);

  --overlay: rgba(0, 0, 0, 0.5);
  --anim-duration: 300ms;
  --anim-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --random-number: 2;

  --brand: #8B5CF6;
  --brand-contrast: #FFFFFF;
  --accent: #F59E0B;
  --accent-contrast: #000000;

  --neutral-0: #FFFFFF;
  --neutral-100: #F5F5F5;
  --neutral-300: #D4D4D4;
  --neutral-600: #525252;
  --neutral-800: #262626;
  --neutral-900: #0F0F0F;

  --bg-page: #FFFFFF;
  --fg-on-page: #0F0F0F;

  --bg-alt: #F8FAFC;
  --fg-on-alt: #1E293B;

  --surface-1: #FFFFFF;
  --surface-2: #F8FAFC;
  --fg-on-surface: #0F0F0F;
  --border-on-surface: #E2E8F0;

  --surface-light: #FFFFFF;
  --fg-on-surface-light: #0F0F0F;
  --border-on-surface-light: #E2E8F0;

  --bg-primary: #8B5CF6;
  --fg-on-primary: #FFFFFF;
  --bg-primary-hover: #7C3AED;
  --ring: #8B5CF6;

  --bg-accent: #FEF3C7;
  --fg-on-accent: #92400E;
  --bg-accent-hover: #FBBF24;

  --link: #2563EB;
  --link-hover: #1D4ED8;

  --gradient-hero: linear-gradient(135deg, #8B5CF6 0%, #6366F1 100%);
  --gradient-accent: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);

  --btn-ghost-bg: transparent;
  --btn-ghost-bg-hover: rgba(255,255,255,0.06);
  --chip-bg: rgba(255,255,255,0.08);
  --input-placeholder: rgba(255,255,255,0.55);
}
body{margin:0;padding:0;font-family:var(--font-family);box-sizing: border-box;}
*{box-sizing:border-box;}