:root {
  --font-family: "Noto Sans", sans-serif;
  --font-size-base: 16.9px;
  --line-height-base: 1.3;

  --max-w: 1140px;
  --space-x: 1.72rem;
  --space-y: 1.23rem;
  --gap: 1.08rem;

  --radius-xl: 1.35rem;
  --radius-lg: 0.88rem;
  --radius-md: 0.54rem;
  --radius-sm: 0.31rem;

  --shadow-sm: 0 3px 8px rgba(0,0,0,0.23);
  --shadow-md: 0 14px 28px rgba(0,0,0,0.3);
  --shadow-lg: 0 22px 60px rgba(0,0,0,0.36);

  --overlay: rgba(255, 255, 255, 0.85);
  --anim-duration: 140ms;
  --anim-ease: cubic-bezier(0.4,0,0.2,1);
  --random-number: 2;

  --brand: #2563eb;
  --brand-contrast: #ffffff;
  --accent: #7c3aed;
  --accent-contrast: #ffffff;

  --neutral-0: #ffffff;
  --neutral-100: #f8fafc;
  --neutral-300: #cbd5e1;
  --neutral-600: #475569;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --bg-page: #ffffff;
  --fg-on-page: #1e293b;

  --bg-alt: #f8fafc;
  --fg-on-alt: #475569;

  --surface-1: #ffffff;
  --surface-2: #f8fafc;
  --fg-on-surface: #1e293b;
  --border-on-surface: #e2e8f0;

  --surface-light: rgba(255, 255, 255, 0.95);
  --fg-on-surface-light: #1e293b;
  --border-on-surface-light: rgba(226, 232, 240, 0.8);

  --bg-primary: #2563eb;
  --fg-on-primary: #ffffff;
  --bg-primary-hover: #1d4ed8;
  --ring: #3b82f6;

  --bg-accent: #f5f3ff;
  --fg-on-accent: #7c3aed;
  --bg-accent-hover: #6d28d9;

  --link: #2563eb;
  --link-hover: #1d4ed8;

  --gradient-hero: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --gradient-accent: linear-gradient(90deg, #f5f3ff 0%, #e0e7ff 100%);

  --btn-ghost-bg: transparent;
  --btn-ghost-bg-hover: rgba(255,255,255,0.06);
  --chip-bg: rgba(255,255,255,0.68);
  --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;}