:root {
  /* Brand colors */
  --color-navy:        #0d3b5e;
  --color-teal:        #0891b2;
  --color-coral:       #ff6b6b;
  --color-bg:          #ffffff;
  --color-surface:     #f1f5f9;
  --color-section-alt: #f8fafc;
  --color-text:        #1e293b;
  --color-text-muted:  #64748b;
  --color-text-faint:  #94a3b8;
  --color-border:      #e2e8f0;
  --color-footer-bg:   #071f33;

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

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Borders */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:   0 4px 12px rgba(13,59,94,0.08);
  --shadow-lg:   0 8px 24px rgba(13,59,94,0.12);
  --shadow-card: 0 2px 12px rgba(13,59,94,0.06);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --max-width:  1100px;
  --nav-height: 64px;
}