.navbar-default {
    background-color: rgba(255, 255, 255, 0.95); /* Solid, slightly translucent white */
    box-shadow: 0 2px 4px rgba(0,0,0,.08); /* Simple, subtle shadow */
    z-index: 1030;
    height: 65px;
    padding-left: 20px;
    border-bottom: 1px solid rgba(0,0,0,0.05); /* Very subtle bottom border */
    transition: background-color 0.3s ease-in-out, box-shadow 0.3s ease-in-out, border-color 0.3s ease-in-out;
    -webkit-backdrop-filter: none; /* Remove frosted glass effect */
    backdrop-filter: none; /* Remove frosted glass effect */
}

.navbar-default:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,.1); /* Slightly more prominent shadow on hover */
}

.navbar-brand {
    padding: 7.5px 0px;
    height: 65px;
    perspective: none; /* Remove 3D perspective */
    transition: transform 0.2s ease-in-out, filter 0.2s ease-in-out;
}

.navbar-brand:hover {
    transform: scale(1.03); /* Subtle scale effect on hover */
    filter: none; /* Remove complex filters on hover */
}

.navbar-brand img {
    height: 50px;
    width: auto;
    margin-top: 0;
    filter: none; /* Remove logo's subtle depth shadow */
    transform-style: flat; /* Revert 3D transform */
}

.navbar-fixed-top {
    top: 0;
    border-width: 0;
}