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

  --max-w: 1200px;
  --space-x: 24px;
  --space-y: 20px;
  --gap: 16px;

  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

  --overlay: rgba(255, 255, 255, 0.85);
  --anim-duration: 0.3s;
  --anim-ease: ease-out;
  --random-number: 1;

  --brand: #1E88E5;
  --brand-contrast: #FFFFFF;
  --accent: #0288D1;
  --accent-contrast: #FFFFFF;

  --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: #F8F9FA;
  --fg-on-alt: #424242;

  --surface-1: #FFFFFF;
  --surface-2: #F5F5F5;
  --fg-on-surface: #212121;
  --border-on-surface: #E0E0E0;

  --surface-light: rgba(255, 255, 255, 0.95);
  --fg-on-surface-light: #424242;
  --border-on-surface-light: rgba(224, 224, 224, 0.6);

  --bg-primary: #1E88E5;
  --fg-on-primary: #FFFFFF;
  --bg-primary-hover: #1565C0;
  --ring: #BBDEFB;

  --bg-accent: #E3F2FD;
  --fg-on-accent: #01579B;
  --bg-accent-hover: #4FC3F7;

  --link: #0277BD;
  --link-hover: #01579B;

  --gradient-hero: linear-gradient(135deg, rgba(30, 136, 229, 0.1) 0%, rgba(33, 150, 243, 0.05) 50%, rgba(227, 242, 253, 0.02) 100%);
  --gradient-accent: linear-gradient(90deg, #1E88E5 0%, #4FC3F7 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;}