/**
 * Scroll-Buttons
 * Für Navigation zum Seitenanfang und Seitenende
 */

.scroll-buttons {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 99; /* Über dem Inhalt, aber unter der Navbar */
}

.scroll-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.scroll-button:hover,
.scroll-button:focus {
    background-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.scroll-button.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-button i {
    font-size: 20px;
}

/* Anpassungen für Barrierefreiheit - Fokus deutlich machen */
.scroll-button:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Responsivität */
@media (max-width: 768px) {
    .scroll-buttons {
        right: 15px;
        bottom: 15px;
    }
    
    .scroll-button {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .scroll-buttons {
        right: 10px;
        bottom: 10px;
    }
    
    .scroll-button {
        width: 35px;
        height: 35px;
    }
    
    .scroll-button i {
        font-size: 16px;
    }
}