:root {
  --font-family: "Inter", sans-serif;
  --font-size-base: 15.5px;
  --line-height-base: 2.02;

  --max-w: 1020px;
  --space-x: 1.69rem;
  --space-y: 1.5rem;
  --gap: 1.16rem;

  --radius-xl: 1.35rem;
  --radius-lg: 1rem;
  --radius-md: 0.7rem;
  --radius-sm: 0.39rem;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.03);
  --shadow-md: 0 2px 18px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.04);

  --overlay: rgba(0, 0, 0, 0.5);
  --anim-duration: 470ms;
  --anim-ease: cubic-bezier(0.22,1,0.36,1);
  --random-number: 1;

  --brand: #1a1a1a;
  --brand-contrast: #ffffff;
  --accent: #ffc107;
  --accent-contrast: #212121;

  --neutral-0: #ffffff;
  --neutral-100: #f5f5f5;
  --neutral-300: #e0e0e0;
  --neutral-600: #757575;
  --neutral-800: #424242;
  --neutral-900: #212121;

  --bg-page: #ffffff;
  --fg-on-page: #212121;

  --bg-alt: #fafafa;
  --fg-on-alt: #424242;

  --surface-1: #ffffff;
  --surface-2: #f5f5f5;
  --fg-on-surface: #212121;
  --border-on-surface: #e0e0e0;

  --surface-light: #ffffff;
  --fg-on-surface-light: #424242;
  --border-on-surface-light: #eeeeee;

  --bg-primary: #1565c0;
  --fg-on-primary: #ffffff;
  --bg-primary-hover: #0d47a1;
  --ring: #90caf9;

  --bg-accent: #fff8e1;
  --fg-on-accent: #5d4037;
  --bg-accent-hover: #ffb300;

  --link: #1565c0;
  --link-hover: #0d47a1;

  --gradient-hero: linear-gradient(135deg, #1a237e 0%, #1565c0 100%);
  --gradient-accent: linear-gradient(90deg, #ffc107 0%, #ff9800 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;}