/* Mobile: Burger rechts, Nav + Kontakt im Schubladen-Panel */

.nav-burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 2.75rem;
    height: 2.75rem;
    margin-left: auto;
    padding: 0;
    border: 1px solid rgba(0, 240, 255, 0.35);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
    z-index: 1110;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.nav-burger:hover {
    border-color: var(--cyber-cyan);
    background-color: rgba(0, 240, 255, 0.06);
}

.nav-burger:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.25);
}

.nav-burger__bar {
    display: block;
    width: 1.2rem;
    height: 2px;
    background: var(--cyber-cyan);
    border-radius: 1px;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.sticky-header.is-nav-open .nav-burger__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.sticky-header.is-nav-open .nav-burger__bar:nth-child(2) {
    opacity: 0;
}

.sticky-header.is-nav-open .nav-burger__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.site-nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1090;
    background: rgba(10, 25, 47, 0.55);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s ease, visibility 0.28s ease;
    pointer-events: none;
}

.sticky-header.is-nav-open .site-nav-backdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

@media (max-width: 767.98px) {
    .sticky-header.is-nav-open .nav-burger {
        position: fixed;
        top: calc(1rem + env(safe-area-inset-top, 0px));
        right: 5%;
    }

    .site-nav-drawer {
        position: fixed;
        top: 0;
        right: 0;
        width: min(19rem, 88vw);
        height: 100vh;
        height: 100dvh;
        padding: calc(4.75rem + env(safe-area-inset-top, 0px)) 1.25rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
        background: rgba(10, 25, 47, 0.98);
        border-left: 1px solid rgba(0, 240, 255, 0.22);
        z-index: 1100;
        transform: translateX(100%);
        transition: transform 0.28s ease;
        display: flex;
        flex-direction: column;
        gap: 1.25rem;
        box-shadow: -12px 0 40px rgba(0, 0, 0, 0.35);
        overflow-y: auto;
    }

    .sticky-header.is-nav-open .site-nav-drawer {
        transform: translateX(0);
    }

    .site-nav-drawer .nav-links {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0.15rem;
    }

    .site-nav-drawer .nav-links a {
        padding: 0.85rem 0.75rem;
        border-radius: 8px;
        text-align: left;
        font-size: 1rem;
    }

    .site-nav-drawer .nav-links a:hover {
        background-color: rgba(0, 240, 255, 0.06);
    }

    .site-nav-drawer__cta {
        margin-top: auto;
        align-self: stretch;
        justify-content: center;
        text-align: center;
    }
}

@media (min-width: 768px) {
    .nav-burger {
        display: none;
    }

    .site-nav-backdrop {
        display: none !important;
    }

    /* position: static, damit .nav-links sich am position:relative von nav zentriert (volle Balkenbreite), nicht am Drawer */
    .site-nav-drawer {
        position: static;
        flex: 1;
        min-width: 0;
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
        height: auto;
        width: auto;
        padding: 0;
        margin: 0;
        background: transparent;
        border: none;
        transform: none !important;
        box-shadow: none;
        overflow: visible;
    }

    .site-nav-drawer .nav-links {
        display: flex;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        z-index: 1;
        flex-direction: row;
        gap: 1.25rem;
        align-items: center;
        width: max-content;
        max-width: calc(100% - 12rem);
    }

    .site-nav-drawer__cta {
        flex-shrink: 0;
        margin-top: 0;
    }
}