.header {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    width: 100%;
    height: 80px;
    margin: 0;
    padding: 0rem 1.5rem;
    background-color: #000000;
    align-items: center;
    justify-content: flex-start;
    z-index: 500;
}

/* ---------- Branding ---------- */

.branding-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    width: auto;
    height: 100%;
    margin-right: auto;
    flex-direction: row;
}

.branding-container a {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: #FFFFFF;
}

.branding-logo {
    display: block;
    height: 40px;
    width: auto;
}

.branding-sitetitle {
    display: inline-block;
    font-family: "Orbitron",Arial, sans-serif;
    font-size: 1.10rem;
    color: #FFFFFF;
}

/* ---------- Navigation ---------- */

.navigation-toggle {
    display: none;
}

.navigation-toggle-label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    pointer-events: auto;
    cursor: pointer;
    z-index: 1000;
    border: 0px solid #FFFFFF;
    border-radius: 50%;
    padding: 5px;
}

.navigation-toggle-label span {
    position: relative;
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
}

.navigation-toggle-label span::before,
.navigation-toggle-label span::after {
    content: '';
    position: absolute;
    left: 0;
    width: 20px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease, top 0.2s ease;
}

.navigation-toggle-label span::before {
    transform: translateY(-5px);
}

.navigation-toggle-label span::after {
    transform: translateY(5px);
}

/* Animation zu "X", wenn aktiv */
.navigation-toggle:checked + .navigation-toggle-label span {
    background: transparent;
}
.navigation-toggle:checked + .navigation-toggle-label span::before {
    transform: translateY(0px) rotate(45deg);
    opacity: 1;
}
.navigation-toggle:checked + .navigation-toggle-label span::after {
    transform: translateY(0px) rotate(-45deg);
}

.navigation-toggle:checked ~ .navigation-container {
    display: block;
}

.navigation-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #000;
    display: none;
    height: 100vh;
}

.navigation-element {
    position: relative;
}

.navigation-container-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0.5rem 1.5rem 1rem;
}

.navigation-container-menu li {
    padding: 0.75rem 0;
}

.navigation-container-menu li a {
    position: relative;
    font-family: "Orbitron", Arial, sans-serif;
    font-size: 1rem;
    color: #FFFFFF;
    text-decoration: none;
}

.navigation-container-menu li a.navigation-menu-active {
    color: #FFA500;
}

.navigation-container-menu li a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -3px;
    width: 0%;
    height: 2px;
    background: #FFA500;
    transition: width 0.25s ease;
}

.navigation-container-menu li a:hover {
    color: #FFA500;
    text-shadow: 0 0 8px #FFA500;
}

.navigation-container-menu li a:hover::after {
    width: 100%;
}

.navigation-container-submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #000;
    min-width: 180px;
    padding: 0.4rem 0;
    box-shadow: 0 6px 12px rgba(0,0,0,0.25);
    z-index: 50;
    flex-direction: column;
}

.navigation-element:hover > .navigation-container-submenu {
    display: flex;
}

.navigation-container-submenu--anim {
    position: absolute;
    top: 100%;
    left: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s;
    pointer-events: none;
}
.navigation-element:hover > .navigation-container-submenu--anim {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}