/*** Navigation Styles **/

header {
    background: #6A6A6A url("../imgs/hero.jpg") no-repeat bottom;
    background-size: cover;
    height: 40%;
    color:  #FFFFFF;
    backdrop-filter: grayscale(100%);
    position: relative;
}

nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    padding: 0.25em;
    position: fixed;
    top: 0;
    width: 100%;
    transition: background-color 0.4s ease-in;
}

nav.scrolled {
    background-color: var(--navBack);
    z-index: 1;
}

nav #nav-check {
    display: none;
}

nav .nav-btn {
    display: none;
}

nav h1 {
    margin: 0;
}

nav a {
    text-decoration: none;
    color: #FFFFFF;
}

nav ul {
    display: flex;
    flex-direction: row;
    gap: 1em;
    margin: 0;
    justify-content: flex-end;
    align-items: flex-end;
}

nav ul li {
    list-style: none;
}

nav ul li span {
    visibility: hidden;
}

nav ul li a:hover span, nav ul li .active span {
    visibility: visible;
}

header div {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 10em;
}

header div .btn {
    margin: 2em 0;
}

header div button {
    background: none;
    border: none;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    font-size: 2rem;
    cursor: pointer;
}

i.fa-chevron-down {
    color: hsla(0, 0%, 67%, 0.58);
    font-size: 3.75em;
    margin: 1.5rem 0;
}

div h1 span {
    visibility: visible;
    animation: caret 1s steps(1) infinite;
}

@keyframes caret {
    50% {
        visibility: hidden;
    }
}
