:root {
  --color-primary:    #0E7490;
  --color-accent:     #06B6D4;
  --color-light:      #67E8F9;
  --color-bg:         #F0F8FF;
  --color-text:       #0D2A3A;
  --color-border:     #BAE6FD;
  --color-success:    #25D366;
  --font-heading:     'Playfair Display', serif;
  --font-body:        'Lato', sans-serif;
  --radius-card:      14px;
  --radius-chip:      20px;
  --radius-button:    14px;
  --max-width:        680px;

  /* Premium polish: layered soft shadows + refined easing */
  --shadow-card:      0 1px 2px rgba(13,42,58,.04), 0 6px 16px rgba(13,42,58,.07);
  --shadow-card-hover:0 4px 10px rgba(13,42,58,.08), 0 20px 44px rgba(13,42,58,.16);
  --ease-premium:     cubic-bezier(.22,1,.36,1);
  --tracking-heading: -.012em;
}