:root {
    --dark-bg: #0f172a;
}
.desktop-view {
        display: block;
}
.desktop-view span,.mobile-view span{
    font-size: 30px;
    font-weight: bold;
}
nav.navbar.sticky-nav {
    position: fixed;
    overflow: hidden;
    width: 100%;
}
a.navbar-brand.mobile-view {
    display: none;
}
ul.list-unstyled li a {
text-decoration: none;
color: #383838;
padding: 5px 0;
margin: 5px 0;
}
ul.list-unstyled li a:hover {
text-decoration: underline;
background: #ccc;
}
ul.ref-link li a{
    text-decoration: none;
    color: #383838;
}
ul.ref-link li a:hover {
text-decoration: underline;
color: #163ca7;
}
.custom-nav {
display: flex;
align-items: center;
justify-content: space-between;
}

/* Main navigation item */
/* Blog parent */
ul.navbar-menu > li.has-submenu {
    position: relative;
}

/* Submenu */
ul.navbar-menu > li.has-submenu > ul.submenu {
    display: block;
    position: absolute;

    top: 100%;
    left: 0;

    width: 220px;
    min-width: 220px;

    margin: 0;
    padding: 6px 0;

    list-style: none;

    background: #f4f4f4;
    border: 1px solid #ddd;

    z-index: 99999;

    /* Hidden initially */
    opacity: 0;
    visibility: hidden;

    transform: translateY(5px);

    transition:
        opacity 0.2s ease,
        visibility 0.2s ease,
        transform 0.2s ease;
}

/* Show */
ul.navbar-menu > li.has-submenu:hover > ul.submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* IMPORTANT: override Bootstrap navbar-nav behavior */
ul.navbar-menu > li.has-submenu > ul.submenu > li {
    display: block;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* Links */
ul.navbar-menu > li.has-submenu > ul.submenu > li > a {
    display: block;

    width: 100%;
    box-sizing: border-box;

    padding: 10px 15px;

    color: #383838;
    text-decoration: none;
    white-space: nowrap;
}

/* Hover */
ul.navbar-menu > li.has-submenu > ul.submenu > li > a:hover {
    background: #e8e8e8;
    color: #163ca7;
}

.nav-logo a {
font-size: 30px;
}
ul.dropdown-menu.show {
padding: 0px;
}
li.nav-item.dropdown ul li a {
padding: 15px 10px;
}
.navbar-Toggler {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.labs-navbar {
    background-color: var(--dark-bg);
}

/* Scroll to Top Button */
#scrollToTopBtn {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99;
    border: 1px solid #fff;
    outline: none;
    background-color: #333;
    color: white;
    cursor: pointer;
    padding: 15px;
    border-radius: 10px;
    font-size: 18px;
}
#scrollToTopBtn:hover {
    background-color: #555;
}
/* Chatbot Button and Window */
#chatbotBtn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 100;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
#chatbotBtn:hover {
    background-color: #555;
}
#chatbotBtn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 100;
    background-color: #333;
    color: white;
    border: 1px solid #ccc;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 768px) {
    .desktop-view {
        display: none;
    }
    a.navbar-brand.mobile-view {
        display: block;
        font-weight: 700;
    }
}