/* Sidebar base */
.sidebar {
    width: 280px;
    height: 100vh;
    transition: width .3s ease;
}
/* Collapsed state */
.sidebar.collapsed {
    width: 80px;
}
/* Esconder textos quando colapsado */
.sidebar.collapsed .link-text,
.sidebar.collapsed .brand-text,
.sidebar.collapsed hr {
    display: none !important;
}
.sidebar.collapsed .nav-link {
    justify-content: center;
}
/* Toggle button no final da sidebar */
#btn-toggle {
    margin-top: auto;
    width: 100%;
    border: none;
    background: transparent;
    color: #fff;
    padding: .75rem 0;
}
#btn-toggle:hover {
    background-color: rgba(255,255,255,.1);
}