/* Custom Sidebar Menu Styles */
.sidebar-toggle {
    background: none;
    border: none;
    color: var(--bs-light);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-toggle:hover {
    background: var(--bg-light) !important;
    color: var(--bg-light) !important;
}

.sidebar-toggle i {
    transition: all 0.3s ease;
}


.sidebar.collapsed .sidebar-toggle{
    background-color: #ffffff !important;
    color:var(--primary-color);
    border-radius: 100%;
    border:2px solid var(--primary-color);
    position: absolute;
    right: -15px;
}
.nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 12px 24px 8px;
    text-transform: uppercase;
    margin-top: 15px;
    cursor: default;
    user-select: none;
}

.nav-label:first-child {
    margin-top: 0;
}

.nav-link {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    padding: 12px 24px;
    position: relative;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9375rem;
    border: none;
    background: none;
    width: 100%;
}

.nav-link:hover {
    color: var(--primary-blue);
    background: var(--light-blue);
    text-decoration: none;
}

.nav-link i {
    display: inline-block;
    line-height: 1;
    margin-right: 12px;
    text-align: center;
    width: 20px;
    font-size: 16px;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.nav-link span {
    flex: 1;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.nav-arrow {
    margin-left: auto;
    margin-right: 0;
    font-size: 14px;
    transition: transform 0.3s ease;
}

.nav-item.active > .nav-link {
    color: var(--primary-blue) !important;
    background: var(--light-blue);
    font-weight: 500;
}

.nav-item.active > .nav-link::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-blue);
}

/* Dropdown Styles */
.nav-dropdown {
    list-style: none;
    margin: 0;
    padding: 0;
    background: var(--light-gray);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.has-dropdown.open .nav-dropdown {
    max-height: 300px;
    padding: 8px 0;
}

.has-dropdown.open .nav-arrow {
    transform: rotate(180deg);
}

.nav-sublink {
    color: var(--text-muted);
    display: block;
    padding: 8px 24px 8px 56px;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-sublink:hover {
    color: var(--primary-blue);
    background: rgba(var(--bs-primary-rgb), 0.1);
    text-decoration: none;
}

.nav-sublink::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: all 0.3s ease;
}

.nav-sublink:hover::before,
.nav-sublink.active::before {
    background: var(--primary-blue);
    transform: translateY(-50%) scale(1.2);
}

.nav-sublink.active {
    color: var(--primary-blue);
    font-weight: 500;
}

/* Badge Styling */
.badge {
    font-size: 0.65rem;
    padding: 0.25em 0.5em;
}

/* Collapsed Sidebar Styles */
.sidebar.collapsed .nav-link span {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .nav-arrow {
    display: none;
}

.sidebar.collapsed .nav-dropdown {
    display: none;
}

.sidebar.collapsed .nav-label {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    /* padding: 16px 12px; */
}

.sidebar.collapsed .nav-link i {
    margin-right: 0;
    font-size: 20px;
    width: 24px;
}

.sidebar.collapsed .badge {
    display: none;
}

/* Brand Text Styles */
.brand-text-collapsed {
    display: none;
    font-weight: 700;
    font-size: 1rem;
    color: white;
    transition: var(--transition-normal);
}

.sidebar.collapsed .brand-text {
    display: none;
}

.sidebar.collapsed .brand-text-collapsed {
    display: block;
}

.sidebar.collapsed .sidebar-brand {
    justify-content: center;
}

.sidebar.collapsed .sidebar-brand .bx-microscope {
    margin-right: 0;
}