:root {
  --font-family: "Rubik", sans-serif;
  --font-size-base: 15.2px;
  --line-height-base: 2.04;

  --max-w: 960px;
  --space-x: 2.14rem;
  --space-y: 1.5rem;
  --gap: 0.9rem;

  --radius-xl: 1.24rem;
  --radius-lg: 1rem;
  --radius-md: 0.7rem;
  --radius-sm: 0.37rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.03);
  --shadow-md: 0 4px 18px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 32px rgba(0,0,0,0.04);

  --overlay: rgba(0, 0, 0, 0.75);
  --anim-duration: 600ms;
  --anim-ease: ease;
  --random-number: 1;

  --brand: #0ea5e9;
  --brand-contrast: #ffffff;
  --accent: #00f7ff;
  --accent-contrast: #000814;

  --neutral-0: #ffffff;
  --neutral-100: #f1f5f9;
  --neutral-300: #cbd5e1;
  --neutral-600: #475569;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --bg-page: #0a0a0f;
  --fg-on-page: #e2e8f0;

  --bg-alt: #111827;
  --fg-on-alt: #cbd5e1;

  --surface-1: #1a1b26;
  --surface-2: #24283b;
  --fg-on-surface: #a9b1d6;
  --border-on-surface: #2a2e3f;

  --surface-light: #2a2e3f;
  --fg-on-surface-light: #c0caf5;
  --border-on-surface-light: #414868;

  --bg-primary: #0ea5e9;
  --fg-on-primary: #ffffff;
  --bg-primary-hover: #0284c7;
  --ring: #0ea5e9;

  --bg-accent: rgba(0, 247, 255, 0.1);
  --fg-on-accent: #00f7ff;
  --bg-accent-hover: #00d9e0;

  --link: #38bdf8;
  --link-hover: #7dd3fc;

  --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #1a1b26 50%, #0f172a 100%);
  --gradient-accent: linear-gradient(90deg, #0ea5e9 0%, #00f7ff 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;}