/* ===== HEADER DESIGN ===== */
.top-header {
    background-color: var(--color-british-racing-green);
}
.top-header span {
    font-size: .875rem;
    color: var(--color-warm-of-white);
    letter-spacing: 0.1062rem;
}
.navbar {
    background-color: var(--color-warm-of-white);
    transition: all .4s ease-in-out;
}
.navbar.scroll-on {
    height: 80px;
    margin: 10px;
    border-radius: 16px;
    padding: .5rem;
    box-shadow: var(--box-shadow);
}
.navbar-brand img {
    max-height: 1.25rem;
    transition: opacity 5s ease, transfom 5s ease;
}
.navbar-brand:hover img {
    content: url(../icon/teaknest-logo-axoloti.png);
}
.toggle-item img {
    max-height: 1.25rem;
}

.chat-button {
    background-color: var(--color-british-racing-green);
    color: var(--color-warm-of-white);
    font-size: 14px;
    padding: 8px 20px;
    border-radius: 5px;
    text-decoration: none;
    transition: .3s background-color;
}
.chat-button:hover {
    background-color: var(--color-axolotl);
    color: var(--color-warm-of-white) !important;
}
.navbar-toggler {
    border: none;
    font-size: 1.25rem;
}
.navbar-toggler:focus,
.btn-close:focus {
    box-shadow: none;
    outline: none;
}
.nav-link {
    color: var(--color-black);
    font-weight: 500;
    position: relative;
}
.nav-link:hover,
.nav-link.active {
    color: var(--color-black);
}
@media (min-width: 991px) {
    .nav-link::before {
        content: "";
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 2px;
        background-color: var(--color-british-racing-green);
        visibility: hidden;
        transition: .3s ease-in-out;
    }
    .nav-link:hover::before,
    .nav-link.active::before {
        width: 100%;
        visibility: visible;
    }
}
@media (max-width: 430px) {
    .top-header {
        display: none;
    }
    .navbar.scroll-on {
        height: 80px;
        margin: 5px;
        border-radius: 8px;
        padding: .25rem;
    }
    .navbar-brand img {
        max-height: 1rem;
    }
}
@media (max-width: 360px) {
    .navbar-brand img {
        max-height: .8rem;
    }
}



@media (min-width: 992px) {
    .dropdown-submenu {
        position: relative;
    }
    .dropdown-submenu .dropdown-menu {
        top: 0;
        left: 100%;
        margin-top: -1px;
        border-radius: 8px;
        box-shadow: var(--box-shadow);
    }
    .dropdown-submenu .dropdown-toggle::after {
        border-top: .3em solid transparent;
        border-left: .3em solid;
        border-bottom: .3em solid transparent;
        float: right;
        margin-top: .5em;
    }
}
.dropdown-item:active {
    background-color: var(--color-british-racing-green);
}
.dropdown-item.dropdown-toggle:active {
    background-color: var(--color-warm-of-white);
    color: var(--color-black);
}
@media (max-width: 991px) {
    .dropdown-submenu .dropdown-menu {
        position: static !important;
        margin-left: 1rem;
        margin-right: 1rem;
        background-color: rgba(0, 0, 0, 0.03);
        border: none;
    }
}