:root {
  /* ── Colors ── */
  --color-bg-primary:  #20223a;
  --color-bg-mid:      #1a1c31;
  --color-bg-deep:     #131527;
  --color-bg-light:    #272944;
  --color-accent:      #e73437;
  --color-accent-light:#f05e61;
  --color-accent-warm: #e3672a;
  --color-text-primary:#f4f4f8;
  --color-text-muted:  #9a9bb8;
  --color-text-dark:   #20223a;
  --color-border:      rgba(231,52,55,0.28);
  --color-border-dim:  rgba(231,52,55,0.10);

  /* ── Typography ── */
  --font-heading: 'Poppins', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* ── Spacing ── */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;

  /* ── Radius ── */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* ── Motion ── */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.7s;

  /* ── Nav ── */
  --nav-height: 72px;

  /* ── Glow ── */
  --glow-accent:    0 0 24px rgba(231,52,55,0.45);
  --glow-accent-sm: 0 0 14px rgba(231,52,55,0.35);
  --glow-accent-lg: 0 0 48px rgba(231,52,55,0.35);
  --glow-warm:      0 0 28px rgba(227,103,42,0.40);

  /* ── Shadows ── */
  --shadow-card:   0 4px 32px rgba(0,0,0,0.55);
  --shadow-strong: 0 8px 48px rgba(0,0,0,0.75);
  --shadow-nav:    0 2px 24px rgba(0,0,0,0.50);
}