/* WhatsApp Button - Diseño limpio y moderno */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    transition: all 0.3s ease;
}

.whatsapp-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.5rem;
    height: 3.5rem;
    background: #25D366;
    border-radius: 50%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    position: relative;
    border: 2px solid white;
    cursor: pointer;
}

.whatsapp-button:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(18, 140, 126, 0.3);
}

.whatsapp-icon {
    color: white;
    font-size: 1.8rem;
    transition: transform 0.2s ease;
    display: inline-block;
    line-height: 1;
    vertical-align: middle;
}

.whatsapp-button:hover .whatsapp-icon {
    transform: scale(1.05);
}

/* Badge de notificación */
.whatsapp-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #FF4D4D;
    color: white;
    border-radius: 50%;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    border: 2px solid white;
}

/* Tooltip sutil */
.whatsapp-tooltip {
    position: absolute;
    right: 4.2rem;
    top: 50%;
    transform: translateY(-50%);
    background: var(--card);
    color: var(--foreground);
    padding: 0.6rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.9rem;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    border: 1px solid var(--border);
    pointer-events: none;
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translate(-0.5rem, -50%);
}

/* Responsive */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
    }
    
    .whatsapp-button {
        width: 3.2rem;
        height: 3.2rem;
    }
    
    .whatsapp-icon {
        font-size: 1.6rem;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
}

/* Tema oscuro */
.dark .whatsapp-button {
    border-color: var(--background);
}

.dark .whatsapp-tooltip {
    background: var(--card);
    border-color: var(--border);
}