/* Floating Action Button (FAB) */
.fab-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.fab-menu {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.fab-item {
    background: white;
    color: var(--text-main);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    border: none;
}

.fab-item:hover {
    transform: scale(1.1);
}

.fab-item.whatsapp { color: #25D366; }
.fab-item.instagram { color: #E1306C; }
.fab-item.facebook { color: #1877F2; }

.fab-main {
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
}

.fab-main:hover {
    transform: scale(1.05);
}

.fab-main i {
    transition: transform 0.3s ease;
}

.fab-main.active i {
    transform: rotate(45deg);
}

/* Footer */
.site-footer {
    background: white;
    border-top: 1px solid var(--border-color);
    padding: 40px 20px;
    margin-top: 60px;
    text-align: center;
    color: var(--text-muted);
}

.site-footer h4 {
    color: var(--text-main);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.site-footer p {
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.footer-socials a {
    color: var(--text-muted);
    font-size: 1.5rem;
    transition: color 0.2s ease;
}

.footer-socials a:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .fab-main {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
    .fab-item {
        width: 42px;
        height: 42px;
        font-size: 1.2rem;
    }
    .fab-container {
        bottom: 20px;
        right: 20px;
    }
}