.wa-widget {
  position: fixed;
  right: 2.4rem;
  bottom: 2.4rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1.6rem;
}

.wa-widget__toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 6rem;
  height: 6rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  color: var(--color-text-on-dark);
  box-shadow: 0 0.4rem 1.6rem rgba(0, 0, 0, 0.25);
  cursor: pointer;
  transition: background-color var(--transition-base), transform var(--transition-base);
}

.wa-widget__toggle:hover,
.wa-widget__toggle:focus-visible {
  background-color: var(--color-whatsapp-hover);
  transform: scale(1.05);
}

.wa-widget__icon {
  width: 3rem;
  height: 3rem;
  font-size: 3rem;
}

.wa-widget__icon--close,
.wa-widget.is-open .wa-widget__icon--open {
  display: none;
}

.wa-widget.is-open .wa-widget__icon--close {
  display: inline-block;
}

/* Panel */
.wa-widget__panel {
  width: 32rem;
  max-width: calc(100vw - 4.8rem);
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-white);
  box-shadow: 0 0.8rem 3.2rem rgba(0, 0, 0, 0.25);
}

.wa-widget__panel[hidden] {
  display: none;
}

.wa-widget__header {
  padding: 2rem;
  background: linear-gradient(135deg, var(--color-whatsapp), var(--color-whatsapp-dark));
  color: var(--color-text-on-dark);
}

.wa-widget__title {
  margin: 0 0 0.6rem;
  font-size: 2rem;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-on-dark);
}

.wa-widget__subtitle {
  margin: 0;
  font-size: 1.3rem;
  color: var(--color-text-on-dark);
}

.wa-widget__agents {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 1.2rem;
  list-style: none;
}

.wa-widget__agent {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem;
  border: 0.1rem solid var(--color-border-soft);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.wa-widget__agent:hover,
.wa-widget__agent:focus-visible {
  background-color: var(--color-surface-soft);
  border-color: var(--color-whatsapp);
  color: var(--color-text);
  text-decoration: none;
}

.wa-widget__agent::after {
  content: "chevron_right";
  margin-left: auto;
  font-family: "Material Symbols Outlined";
  font-size: 2.4rem;
  line-height: 1;
  color: var(--color-text-muted);
}

.wa-widget__avatar {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 4.8rem;
  height: 4.8rem;
  border-radius: 50%;
  background-color: var(--color-surface-soft);
  font-weight: var(--font-weight-semibold);
}

/* Punto verde de "en línea" */
.wa-widget__avatar::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 1.2rem;
  height: 1.2rem;
  border: 0.2rem solid var(--color-bg-white);
  border-radius: 50%;
  background-color: var(--color-whatsapp);
}

.wa-widget__info {
  display: flex;
  flex-direction: column;
}

.wa-widget__name {
  font-size: 1.6rem;
  font-weight: var(--font-weight-semibold);
}

.wa-widget__role {
  font-size: 1.3rem;
  color: var(--color-text-muted);
}

.wa-widget__footer {
  margin: 0;
  padding: 1.2rem;
  border-top: 0.1rem solid var(--color-border-soft);
  background-color: var(--color-surface-soft);
  font-size: 1.2rem;
  text-align: center;
}

@media (max-width: 480px) {
  .wa-widget {
    right: 1.6rem;
    bottom: 1.6rem;
  }
}

/* Efecto de pulso: un aro verde que se expande y se desvanece, y el botón late suavemente */
.wa-widget__toggle::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: 50%;
  background-color: var(--color-whatsapp);
  animation: wa-pulse-ring 2s ease-out infinite;
}

.wa-widget__toggle {
  animation: wa-pulse-beat 2s ease-in-out infinite;
}

/* Con el panel abierto el botón se queda quieto */
.wa-widget.is-open .wa-widget__toggle,
.wa-widget.is-open .wa-widget__toggle::before {
  animation: none;
}

.wa-widget.is-open .wa-widget__toggle::before {
  display: none;
}

@keyframes wa-pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  70%,
  100% {
    transform: scale(1.7);
    opacity: 0;
  }
}

@keyframes wa-pulse-beat {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .wa-widget__toggle,
  .wa-widget__toggle::before {
    animation: none;
  }
}