.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 41, 66, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: #00d4ff;
    text-decoration: none;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #ffffff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #0066FF, var(--primary-blue));
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile navigation */
.menu-toggle {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
}

@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

    .section {
        padding: 3rem 0;
    }

    .menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(26, 41, 66, 0.95);
        padding: 1rem 0;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .nav-menu.active {
        display: flex;
    }
}

/* Active navigation link */
.nav-link.active {
    color: var(--primary-blue);
}

.nav-link.active::after {
    width: 100%;
}

/* chati */
/* Standard Styles */
.nav-menu {
    display: flex;
    gap: 20px;
    list-style: none;
}

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* Verstecke Checkbox */
.nav-toggle {
    display: none;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        gap: 10px;
        background: rgba(26, 41, 66, 0.95);
        position: absolute;
        top: 70px;
        /* Höhe der Navbar */
        left: 0;
        right: 0;
        padding: 10px 20px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    /* Wenn die Checkbox gecheckt ist, zeige das Menü */
    .nav-toggle:checked+.menu-toggle+.nav-menu {
        display: flex;
    }
}