.brand-logo {
    width: 52px;
    height: 52px;
    padding: 5px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.35));
}

.brand-logo-light {
    background: #ffffff;
    border: none;
    box-shadow: 0 10px 24px rgba(148, 163, 184, 0.28);
}

.brand-logo-light img {
    filter: none;
}

.brand-logo-dark {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06));
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}