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

  --max-w: 1200px;
  --space-x: 1.5rem;
  --space-y: 1.25rem;
  --gap: 1rem;

  --radius-xl: 12px;
  --radius-lg: 8px;
  --radius-md: 6px;
  --radius-sm: 4px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);

  --overlay: rgba(0,0,0,0.5);
  --anim-duration: 0.3s;
  --anim-ease: cubic-bezier(0.4, 0, 0.2, 1);
  --random-number: 2;

  --brand: #2c3e50;
  --brand-contrast: #ffffff;
  --accent: #3498db;
  --accent-contrast: #ffffff;

  --neutral-0: #ffffff;
  --neutral-100: #f5f7fa;
  --neutral-300: #d1d8e0;
  --neutral-600: #7f8c8d;
  --neutral-800: #34495e;
  --neutral-900: #2c3e50;

  --bg-page: #ffffff;
  --fg-on-page: #2c3e50;

  --bg-alt: #f8f9fa;
  --fg-on-alt: #34495e;

  --surface-1: #ffffff;
  --surface-2: #f5f7fa;
  --fg-on-surface: #2c3e50;
  --border-on-surface: #e0e6ed;

  --surface-light: #f8f9fa;
  --fg-on-surface-light: #34495e;
  --border-on-surface-light: #d1d8e0;

  --bg-primary: #2c3e50;
  --fg-on-primary: #ffffff;
  --bg-primary-hover: #34495e;
  --ring: #3498db;

  --bg-accent: #e3f2fd;
  --fg-on-accent: #0d47a1;
  --bg-accent-hover: #1e88e5;

  --link: #2980b9;
  --link-hover: #1c5d87;

  --gradient-hero: linear-gradient(135deg, #f5f7fa 0%, #e4e8ed 100%);
  --gradient-accent: linear-gradient(90deg, #3498db 0%, #2980b9 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;}