/* ============================================================
   QASHO PHARMACEUTICALS — WhatsApp Float Button
   whatsapp.css
   ============================================================ */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-float);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-spring), box-shadow var(--transition-base);
}

@media (max-width: 639px) {
  .whatsapp-float {
    bottom: 20px;
    right: 16px;
    width: 56px;
    height: 56px;
  }
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55), 0 4px 16px rgba(0, 0, 0, 0.25);
}

.whatsapp-float:active {
  transform: scale(0.96);
}

/* Pulse ring */
.whatsapp-float::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-whatsapp);
  animation: whatsapp-pulse 2.5s ease-out infinite;
  z-index: -1;
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  color: #fff;
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

@media (max-width: 639px) {
  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }
}

/* ── TOOLTIP ── */
.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-text-primary);
  color: #fff;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-50%) translateX(8px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

/* Tooltip arrow */
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--color-text-primary);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@media (max-width: 639px) {
  .whatsapp-tooltip {
    display: none;
  }
}