.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 90px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 18px;
    color: var(--white);
    text-decoration: none;
    transition: opacity .3s ease;
}

.logo-link:hover {
    opacity: .85;
    outline: 20px solid red;
}

.custom-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.branding-text {
    display: flex;
    flex-direction: column;
}

.site-title {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: .5px;
    color: var(--white);
}

.site-tagline {
    font-size: .85rem;
    color: rgba(255,255,255,.65);
    margin-top: 4px;
}

/* Navigation */

.main-navigation ul {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation a {
    position: relative;
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    transition: color .3s ease;
}

.main-navigation a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width .3s ease;
}

.main-navigation a:hover {
    color: var(--primary);
}

.main-navigation a:hover::after {
    width: 100%;
}

/* Aktiver Menüpunkt */

.main-navigation .current-menu-item > a,
.main-navigation .current_page_item > a,
.main-navigation .current-menu-ancestor > a {
    color: var(--primary);
}

.main-navigation .current-menu-item > a::after,
.main-navigation .current_page_item > a::after,
.main-navigation .current-menu-ancestor > a::after {
    width: 100%;
}

/* Hamburger */

.menu-toggle {
    display: none;
    width: 48px;
    height: 48px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    margin: 5px auto;
    background: var(--white);
    border-radius: 10px;
    transform-origin: center;
    transition: transform .3s ease, opacity .2s ease;
}

@media (max-width: 900px) {

    .menu-toggle {
        display: block;
    }

    .main-navigation {
        display: none;
    }

    .main-navigation.is-open {
        display: block;
        position: absolute;
        top: 90px;
        right: 20px;
        width: 260px;
        background: rgba(17,17,17,.98);
        border: 1px solid rgba(255,255,255,.08);
        border-radius: 12px;
        padding: 20px;
        box-shadow: 0 15px 40px rgba(0,0,0,.35);
    }

    .main-navigation.is-open ul {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .main-navigation.is-open a {
        display: block;
        padding: 10px 0;
    }
}

/* Hamburger Animation */

.menu-toggle.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}