/**
 * Navigation CSS
 * 
 * Dezente, professionelle Navigation ohne übertriebene Effekte
 * Mobile-First: Hamburger-Menü für Handy und iPad
 */

.navigation-main {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-background);
}

.navigation-list {
    list-style: none;
    display: flex;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.navigation-item {
    margin: 0;
}

.navigation-link {
    position: relative;
    color: var(--color-text);
    text-decoration: none;
    padding: 10px 20px;
    display: block;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-small);
    text-transform: uppercase;
    transition: all 0.3s ease;
    border-radius: 6px;
    letter-spacing: 0.5px;
}

.navigation-link:hover {
    color: var(--color-primary);
    background-color: rgba(255, 107, 53, 0.05);
}

.navigation-link.active {
    color: var(--color-primary);
    background-color: rgba(255, 107, 53, 0.08);
}

/**
 * Hamburger-Menü Button
 * Nur sichtbar auf mobilen Geräten
 */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    z-index: 1001;
}

.hamburger-menu:focus {
    outline: none;
}

.hamburger-line {
    width: 30px;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/**
 * Mobile Navigation Overlay
 */
.navigation-mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.navigation-mobile-overlay.active {
    display: block;
}

/**
 * Responsive Breakpoints gemäß Regel 022
 * Mobile (max-width: 576px) + Tablet/iPad (600px–768px) = Hamburger-Menü
 */
@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
    }
    
    .navigation-main {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 80px;
        background-color: var(--color-background);
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.3);
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    .navigation-main.active {
        right: 0;
    }
    
    .navigation-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }
    
    .navigation-item {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .navigation-link {
        width: 100%;
        padding: 20px 30px;
        border-radius: 0;
        font-size: var(--font-size-base);
    }
    
    .navigation-link:hover {
        background-color: rgba(255, 107, 53, 0.1);
    }
}

/* Kleiner Desktop/13-Zoll: 1024px–1366px */
@media (min-width: 1024px) and (max-width: 1366px) {
    .navigation-list {
        gap: 10px;
    }
    
    .navigation-link {
        padding: 12px 22px;
    }
}

/* Großer Desktop/Widescreen: min-width: 1440px */
@media (min-width: 1440px) {
    .navigation-list {
        gap: 15px;
    }
    
    .navigation-link {
        padding: 12px 25px;
        font-size: var(--font-size-medium);
    }
}