:root {
  /* Colors */
    --silver: #4B5563;
    --silver-50: rgba(75, 85, 99, 0.5);
    --blue: #0d1f3c;
    --blue-50: rgba(13,31,60,0.8);
    --white: #F5F5F5;
    --light_blue: #47B3D9;
    --white_darkened:#f2f2f2;

/* ===========================
   BASE (Desktop: ≥1050px)
   =========================== */

  /* Shadow color tuned to your --blue */
  --shadow-rgb: 13, 31, 60;

  /* Consistent shadow presets */
  --shadow-sm: 0 6px 16px rgba(var(--shadow-rgb), 0.14);
  --shadow-md: 0 12px 30px rgba(var(--shadow-rgb), 0.18);
  --shadow-lg: 0 22px 60px rgba(var(--shadow-rgb), 0.22);

  /* Optional: a soft edge highlight (nice for glass/white cards) */
  --shadow-edge: inset 0 1px 0 rgba(245, 245, 245, 0.35);

  /* Motion */
  --shadow-ease: 220ms ease;
}