.navbar-toggler {
    appearance: none;
    cursor: pointer;
    width: 3.5rem;
    height: 2.5rem;
    color: white;
    position: absolute;
    top: 0.5rem;
    right: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.55%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") no-repeat center/1.75rem rgba(255, 255, 255, 0.1);
}

.navbar-toggler:checked {
    background-color: rgba(255, 255, 255, 0.5);
}

.top-row {
    min-height: 3.5rem;
    background-color: rgba(0,0,0,0.4);
}

.navbar-brand {
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.95) !important;
}

.navbar-brand:hover {
    color: white !important;
}

.brand-icon {
    display: inline-flex;
    flex-shrink: 0;
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.5rem;
    vertical-align: -0.125em;
}

/* Bootstrap Icons in nav: white, sized to match link text */
.nav-item .nav-icon {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.25rem;
    margin-right: 0.75rem;
    vertical-align: -0.125em;
}

.nav-item {
    font-size: 0.9375rem;
    padding: 0 0.75rem;
    margin-bottom: 0.25rem;
}

.nav-item:first-of-type {
    padding-top: 0.5rem;
}

.nav-item:last-of-type {
    padding-bottom: 1rem;
}

.nav-item ::deep .nav-link {
    color: rgba(255, 255, 255, 0.85);
    background: none;
    border: none;
    border-radius: 6px;
    min-height: 2.75rem;
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    width: 100%;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-item ::deep a.active {
    background-color: rgba(255,255,255,0.37);
    color: white;
}

.nav-item ::deep .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
    color: white;
}

.nav-scrollable {
    display: none;
}

.navbar-toggler:checked ~ .nav-scrollable {
    display: block;
}

@media (min-width: 641px) {
    .navbar-toggler {
        display: none;
    }

    .nav-scrollable {
        /* Never collapse the sidebar for wide screens */
        display: block;

        /* Allow sidebar to scroll for tall menus */
        height: calc(100vh - 3.5rem);
        overflow-y: auto;
    }
}