/* WhatsApp Button Styles - Tech Elegance Palette */

.whatsapp-float {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 2.4rem;
    background: var(--whatsapp-primary);
    color: var(--text-light);
    border-radius: 5rem;
    box-shadow: 0 8px 25px var(--whatsapp-shadow);
    transition: all var(--transition-normal);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.5rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.whatsapp-float:before {
    content: '';
    background-image: url('../img/icons/icon-whatsapp.svg');
    background-size: contain;
    background-repeat: no-repeat;
    width: 2.4rem;
    height: 2.4rem;
    margin-right: 1rem;
    filter: brightness(0) invert(1);
    transition: transform var(--transition-normal);
}

.whatsapp-float:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 35px var(--whatsapp-shadow);
    background: var(--whatsapp-hover);
    color: var(--text-light);
}

.whatsapp-float:hover:before {
    transform: scale(1.1) rotate(5deg);
}

.whatsapp-button {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 6.4rem;
    height: 6.4rem;
    background: var(--whatsapp-primary);
    border-radius: 50%;
    box-shadow: 0 8px 25px var(--whatsapp-shadow);
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    border: 3px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.whatsapp-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.whatsapp-button:hover::before {
    opacity: 1;
}

.whatsapp-button:hover {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 12px 35px var(--whatsapp-shadow);
    background: var(--whatsapp-hover);
}

.whatsapp-button img {
    width: 3.2rem;
    height: 3.2rem;
    filter: brightness(0) invert(1);
    transition: transform var(--transition-normal);
}

.whatsapp-button:hover img {
    transform: scale(1.1) rotate(5deg);
}

.whatsapp-button.active {
    background: var(--whatsapp-hover);
    transform: scale(1.05);
}

/* Estilos para os contatos do WhatsApp */
.whatsapp-contacts {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    z-index: 998;
}

.whatsapp-contact {
    position: absolute;
    bottom: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 24rem;
    padding: 1.2rem 1.8rem;
    background: var(--secondary-white);
    border-radius: 3rem;
    box-shadow: 0 8px 25px rgba(31, 41, 55, 0.15);
    transition: all var(--transition-normal);
    opacity: 0;
    visibility: hidden;
    text-decoration: none;
    border: 1px solid rgba(30, 58, 138, 0.1);
    backdrop-filter: blur(10px);
}

.whatsapp-contact:hover {
    transform: translateX(-8px) translateY(-2px);
    background: var(--secondary-blue-light);
    box-shadow: 0 12px 35px rgba(31, 41, 55, 0.2);
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.4rem;
    margin-bottom: 0.4rem;
}

.contact-department {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: var(--whatsapp-primary);
    border-radius: 50%;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contact-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.whatsapp-contact:hover .contact-icon::before {
    opacity: 1;
}

.whatsapp-contact:hover .contact-icon {
    background: var(--whatsapp-hover);
    transform: scale(1.1);
}

.contact-icon img {
    width: 2.2rem;
    height: 2.2rem;
    filter: brightness(0) invert(1);
    transition: transform var(--transition-normal);
}

.whatsapp-contact:hover .contact-icon img {
    transform: scale(1.1);
}

/* Animação de pulso para chamar atenção */
@keyframes pulse {
    0% {
        box-shadow: 0 8px 25px var(--whatsapp-shadow);
    }
    50% {
        box-shadow: 0 8px 25px var(--whatsapp-shadow), 0 0 0 10px rgba(5, 150, 105, 0.2);
    }
    100% {
        box-shadow: 0 8px 25px var(--whatsapp-shadow);
    }
}

.whatsapp-float.pulse,
.whatsapp-button.pulse {
    animation: pulse 2s infinite;
}

/* Responsividade */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 2rem;
        right: 2rem;
        padding: 1rem 2rem;
        font-size: 1.4rem;
    }
    
    .whatsapp-float:before {
        width: 2rem;
        height: 2rem;
        margin-right: 0.8rem;
    }
    
    .whatsapp-button {
        bottom: 2rem;
        right: 2rem;
        width: 5.6rem;
        height: 5.6rem;
    }
    
    .whatsapp-button img {
        width: 2.8rem;
        height: 2.8rem;
    }
    
    .whatsapp-contact {
        width: 20rem;
        padding: 1rem 1.4rem;
    }
    
    .contact-name {
        font-size: 1.3rem;
    }
    
    .contact-department {
        font-size: 1.1rem;
    }
    
    .contact-icon {
        width: 3.6rem;
        height: 3.6rem;
    }
    
    .contact-icon img {
        width: 2rem;
        height: 2rem;
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
        padding: 0.8rem 1.6rem;
        font-size: 1.3rem;
    }
    
    .whatsapp-button {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 5.2rem;
        height: 5.2rem;
    }
    
    .whatsapp-contact {
        width: 18rem;
    }
}

/* Estados especiais */
.whatsapp-float.loading {
    pointer-events: none;
    opacity: 0.7;
}

.whatsapp-float.loading:before {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Integração com a paleta do site */
.whatsapp-alternating-button {
    background: var(--whatsapp-primary);
    color: var(--text-light);
    border: none;
    transition: all var(--transition-normal);
}

.whatsapp-alternating-button:hover {
    background: var(--whatsapp-hover);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--whatsapp-shadow);
}

/* Tooltip para o botão flutuante */
.whatsapp-float::after {
    content: 'Fale conosco no WhatsApp';
    position: absolute;
    bottom: 100%;
    right: 0;
    background: var(--text-primary);
    color: var(--text-light);
    padding: 0.8rem 1.2rem;
    border-radius: var(--border-radius-sm);
    font-size: 1.2rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    margin-bottom: 1rem;
}

.whatsapp-float::before {
    content: '';
    position: absolute;
    bottom: 100%;
    right: 2rem;
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid var(--text-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    margin-bottom: 0.4rem;
}

.whatsapp-float:hover::after,
.whatsapp-float:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}