/* ============================================================
   buttons.css — AR Odontologia e Estética
   ============================================================ */

/* Botão primário preenchido */
.btn-fill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 2rem;
  background: var(--primary-deep);
  color: var(--white);
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 500;
  letter-spacing: .05em;
  border: none;
  cursor: pointer;
  transition: background .25s, transform .2s, box-shadow .25s;
  white-space: nowrap;
}

.btn-fill:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 111, 98, 0.25);
}

/* Botão outline */
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 2rem;
  background: transparent;
  color: var(--primary-deep);
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 500;
  letter-spacing: .05em;
  border: 1.5px solid var(--primary-deep);
  cursor: pointer;
  transition: all .25s;
  white-space: nowrap;
}

.btn-outline:hover {
  background: var(--primary-deep);
  color: var(--white);
  transform: translateY(-2px);
}

/* Botão WhatsApp — card de serviço */
.btn-wa-card {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .65rem 1.25rem;
  background: #25D366;
  color: var(--white);
  border-radius: 50px;
  font-size: .82rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background .25s, transform .2s;
}

.btn-wa-card img {
  width: 16px;
  height: 16px;
  filter: brightness(0) invert(1);
}

.btn-wa-card:hover {
  background: #1ebe5d;
  transform: translateY(-1px);
}

/* Botão WhatsApp grande — seção de CTA */
.btn-wa-big {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem 2.5rem;
  background: #25D366;
  color: var(--white);
  border-radius: 50px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background .25s, transform .2s, box-shadow .25s;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.3);
}

.btn-wa-big img {
  width: 22px;
  height: 22px;
  filter: brightness(0) invert(1);
}

.btn-wa-big:hover {
  background: #1ebe5d;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(37, 211, 102, 0.4);
}

/* Botão WhatsApp flutuante */
.wa-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9000;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  animation: wa-pulse 2.4s ease-in-out infinite;
  transition: transform .2s;
}

.wa-float img {
  width: 30px;
  height: 30px;
  filter: brightness(0) invert(1);
}

.wa-float:hover {
  animation: none;
  transform: scale(1.1);
}

@keyframes wa-pulse {
  0%, 100% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  60% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45), 0 0 0 14px rgba(37, 211, 102, 0);
  }
}

@media (max-width: 600px) {
  .wa-float {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 52px;
    height: 52px;
  }

  .wa-float img {
    width: 26px;
    height: 26px;
  }
}