/* Smooth transition between themes (Light/Dark) */
body, .card, .navbar, .form-control, .list-group-item, .dropdown-menu {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* FIX: Invert calendar icon color in dark mode (otherwise it stays black on black) */
[data-bs-theme="dark"] ::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

/* Visual improvement for the Dark Navbar (slight transparency) */
[data-bs-theme="dark"] .navbar {
    background-color: rgba(33, 37, 41, 0.95) !important;
}