/* ================================
   ORAL CLÍNICA - FOOTER & WHATSAPP
   Rodapé Global e Botão Flutuante
   ================================ */

/* ================================
   1. FOOTER CONTAINER
   ================================ */

.footer {
  background: var(--color-neutral-dark);
  color: var(--color-neutral-light);
  padding: 60px 0 0 0;
  margin-top: 80px;
}

@media (max-width: 767px) {
  .footer {
    padding: 40px 0 0 0;
    margin-top: 60px;
  }
}

/* ================================
   2. FOOTER CONTENT - GRID 4 COLUNAS
   ================================ */

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}

/* Tablet: 2 colunas (2x2) */
@media (min-width: 768px) and (max-width: 1023px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

/* Mobile: 1 coluna (empilhado) */
@media (max-width: 767px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ================================
   3. COLUNA FOOTER BASE
   ================================ */

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-heading {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 16px;
}

/* ================================
   4. COLUNA 1 - INFORMAÇÕES CLÍNICA
   ================================ */

.footer-logo {
  margin-bottom: 16px;
}

.footer-logo img {
  height: 80px;
  width: auto;
  max-width: 240px;
  filter: brightness(0) invert(1);
}

@media (max-width: 767px) {
  .footer-logo img {
    height: 60px;
  }
}

.footer-logo-text {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.5px;
}

.footer-description {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-neutral-light);
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-neutral-medium);
}

/* ================================
   5. COLUNA 2 - LINKS NAVEGAÇÃO
   ================================ */

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links li:last-child {
  margin-bottom: 0;
}

.footer-links a {
  color: var(--color-neutral-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease, padding-left 0.3s ease;
  display: inline-block;
  position: relative;
}

.footer-links a::before {
  content: "→ ";
  margin-right: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
  position: absolute;
  left: -20px;
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: 20px;
}

.footer-links a:hover::before {
  opacity: 1;
}

/* ================================
   6. COLUNA 3 - UNIDADES
   ================================ */

.footer-location {
  margin-bottom: 24px;
}

.footer-location:last-child {
  margin-bottom: 0;
}

.location-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
}

.location-address,
.location-contact {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-neutral-light);
  margin-bottom: 8px;
}

.location-contact {
  margin-bottom: 0;
}

/* ================================
   7. COLUNA 4 - REDES SOCIAIS
   ================================ */

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-social a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-neutral-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease, transform 0.3s ease;
}

.footer-social a:hover {
  color: var(--color-white);
  transform: translateX(4px);
}

.social-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ================================
   8. FOOTER BOTTOM - COPYRIGHT
   ================================ */

.footer-bottom {
  background: rgba(0, 0, 0, 0.2);
  padding: 24px 0;
  margin-top: 40px;
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 767px) {
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
}

.copyright {
  font-size: 14px;
  color: var(--color-neutral-light);
  margin: 0;
}

.legal-links {
  display: flex;
  gap: 16px;
  align-items: center;
}

.legal-links a {
  color: var(--color-neutral-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

.legal-links a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.separator {
  color: var(--color-neutral-medium);
}

/* ================================
   9. BOTÃO FLUTUANTE WHATSAPP
   ================================ */

.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;

  width: 60px;
  height: 60px;
  border-radius: 50%;

  background: #25D366;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);

  display: flex;
  align-items: center;
  justify-content: center;

  cursor: pointer;
  text-decoration: none;

  transition: all 0.3s ease;

  /* Animação de pulso sutil */
  animation: whatsapp-pulse 2s ease-in-out infinite;
}

@media (max-width: 767px) {
  .whatsapp-float {
    width: 56px;
    height: 56px;
    bottom: 16px;
    right: 16px;
  }
}

/* Hover - Parar animação e aumentar */
.whatsapp-float:hover {
  animation: none;
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:active {
  transform: scale(1.05);
}

/* Ícone WhatsApp */
.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

@media (max-width: 767px) {
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}

/* Animação de pulso */
@keyframes whatsapp-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.5);
  }
}

/* Tooltip opcional (aparece ao passar o mouse) */
.whatsapp-float::before {
  content: "Fale conosco no WhatsApp";
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);

  background: var(--color-white);
  color: #25D366;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;

  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;

  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  pointer-events: none;
}

.whatsapp-float:hover::before {
  opacity: 1;
  visibility: visible;
}

/* Esconder tooltip em mobile */
@media (max-width: 767px) {
  .whatsapp-float::before {
    display: none;
  }
}

/* ================================
   10. ESTADOS DE FOCO (ACESSIBILIDADE)
   ================================ */

.footer-links a:focus-visible,
.footer-social a:focus-visible,
.legal-links a:focus-visible,
.whatsapp-float:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

/* ================================
   11. AJUSTES RESPONSIVOS ADICIONAIS
   ================================ */

/* Tablet - Ajustar ordem das colunas se necessário */
@media (min-width: 768px) and (max-width: 1023px) {
  .footer-column:nth-child(3) {
    /* Unidades */
  }

  .footer-column:nth-child(4) {
    /* Social */
  }
}

/* Mobile - Adicionar separadores visuais */
@media (max-width: 767px) {
  .footer-column {
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .footer-column:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
}

/* ================================
   12. LINK EXTERNO - INDICADOR
   ================================ */

/* Adicionar ícone de link externo */
.footer-links a[target="_blank"]::after {
  content: " ↗";
  font-size: 12px;
  opacity: 0.7;
}

/* ================================
   13. GARANTIR CONTRASTE ADEQUADO
   ================================ */

/* Garantir que textos sejam sempre legíveis */
.footer * {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}