:root {
  --font-family: "IBM Plex Sans", sans-serif;
  --font-size-base: 16.2px;
  --line-height-base: 1.83;

  --max-w: 1420px;
  --space-x: 1.36rem;
  --space-y: 1.5rem;
  --gap: 2.12rem;

  --radius-xl: 1.02rem;
  --radius-lg: 0.84rem;
  --radius-md: 0.53rem;
  --radius-sm: 0.29rem;

  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 12px 18px rgba(0,0,0,0.13);
  --shadow-lg: 0 26px 46px rgba(0,0,0,0.15);

  --overlay: rgba(10, 15, 30, 0.7);
  --anim-duration: 280ms;
  --anim-ease: cubic-bezier(0.22,1,0.36,1);
  --random-number: 2;

  --brand: #00d4ff;
  --brand-contrast: #0a0f1e;
  --accent: #ff2a4a;
  --accent-contrast: #ffffff;

  --neutral-0: #ffffff;
  --neutral-100: #e0e5f0;
  --neutral-300: #8a94a8;
  --neutral-600: #3a4255;
  --neutral-800: #1a2235;
  --neutral-900: #0a0f1e;

  --bg-page: #0a0f1e;
  --fg-on-page: #e0e5f0;

  --bg-alt: #121a2e;
  --fg-on-alt: #c0c8d8;

  --surface-1: #1a2235;
  --surface-2: #222b42;
  --fg-on-surface: #e0e5f0;
  --border-on-surface: #3a4255;

  --surface-light: #2a3450;
  --fg-on-surface-light: #e0e5f0;
  --border-on-surface-light: #4a5570;

  --bg-primary: #00d4ff;
  --fg-on-primary: #0a0f1e;
  --bg-primary-hover: #00b8e6;
  --ring: #00d4ff;

  --bg-accent: #ff2a4a;
  --fg-on-accent: #ffffff;
  --bg-accent-hover: #e01e3a;

  --link: #00d4ff;
  --link-hover: #ff2a4a;

  --gradient-hero: linear-gradient(135deg, #0a0f1e 0%, #1a2235 50%, #0a0f1e 100%);
  --gradient-accent: linear-gradient(135deg, #ff2a4a 0%, #00d4ff 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;}