:root {
      --blue-deep: #1a3a6b;
      --blue-mid:  #1e5aad;
      --blue-bright: #2872d4;
      --green-accent: #22c55e;
      --bg-base: #f0f4fa;
      --bg-white: #ffffff;
      --text-main: #0f1c32;
      --text-muted: #5a6a84;
      --card-shadow: 0 8px 32px rgba(30,90,173,0.10);
      --card-shadow-hover: 0 16px 48px rgba(30,90,173,0.18);
    }