/* ==========================================================================
   16. FOOTER
   ========================================================================== */
.site-footer {
  background: var(--ink);
  color: var(--text-invert);
  padding: 4.2rem 0 1.8rem;
}

.footer-grid {
  align-items: start;
}

.footer-brand h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 1.95rem;
  font-weight: 800;
  color: var(--bone);
}

.footer-brand-dot {
  color: var(--rust);
}

.footer-brand .section-kicker {
  color: rgba(245, 243, 239, 0.55);
}

.footer-brand p {
  font-size: 0.84rem;
  color: var(--text-invert);
}

.footer-social-icons {
  display: flex;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.footer-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(245, 243, 239, 0.22);
  color: var(--bone);
  transition: background-color 220ms ease, border-color 220ms ease, transform 220ms ease;
}

.footer-icon-btn:hover,
.footer-icon-btn:focus-visible {
  background: var(--rust);
  border-color: var(--rust);
  transform: translateY(-2px);
}

.site-footer a {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.85rem;
  color: var(--text-invert);
  font-size: 0.84rem;
  transition: color 220ms ease, transform 220ms ease;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--rust);
}

.icon-whatsapp,
.icon-instagram,
.icon-pin {
  width: 1.05rem;
  height: 1.05rem;
  flex: 0 0 auto;
}

.icon-whatsapp {
  fill: currentColor;
}

.text-link svg {
  width: 0.95rem;
  height: 0.95rem;
  flex: 0 0 auto;
}

.footer-title {
  margin: 0 0 0.9rem;
  color: var(--rust);
}

.footer-soon {
  margin-left: 0.35rem;
  color: var(--rust);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer-contact-group {
  margin-top: 1.5rem;
}

.footer-contact-group:first-child {
  margin-top: 0;
}

.footer-contact-label {
  margin: 0;
  color: rgba(245, 243, 239, 0.5);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-contact-value {
  margin-top: 0.4rem;
  font-weight: 600;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-light);
  color: rgba(245, 243, 239, 0.5);
  text-transform: none;
  letter-spacing: normal;
  font-weight: 500;
  font-size: 0.78rem;
}

.footer-credit-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(245, 243, 239, 0.5);
  transition: color 220ms ease;
}

.footer-credit-link:hover,
.footer-credit-link:focus-visible {
  color: var(--rust);
}

.icon-github {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

/* ==========================================================================
   17. BOTÃO FLUTUANTE DE WHATSAPP
   ========================================================================== */
.floating-wa {
  position: fixed;
  right: 1.15rem;
  bottom: 1.15rem;
  z-index: 60;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.4rem;
  height: 3.4rem;
  padding: 0;
  border-radius: 50%;
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 16px 30px rgba(17, 17, 17, 0.18);
  transition: transform 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

.floating-wa:hover,
.floating-wa:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 20px 34px rgba(17, 17, 17, 0.22);
  background: #1fbe5d;
}

.floating-wa-icon {
  width: 1.55rem;
  height: 1.55rem;
  fill: currentColor;
  position: relative;
  z-index: 1;
}

/* Anel pulsante atrás do ícone — chama atenção pro botão sem precisar
   piscar a opacidade do ícone em si (o que pareceria um erro visual). */
.floating-wa-ping {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25d366;
  animation: floating-wa-pulse 2.4s ease-out infinite;
}

@keyframes floating-wa-pulse {
  0% { transform: scale(1); opacity: 0.55; }
  100% { transform: scale(1.9); opacity: 0; }
}

.wa-tooltip {
  position: fixed;
  right: 1.15rem;
  bottom: calc(1.15rem + 3.4rem + 0.75rem);
  z-index: 60;
  width: min(15.5rem, calc(100vw - 2.3rem));
  padding: 0.9rem 1.9rem 0.9rem 1rem;
  border-radius: var(--radius-lg);
  background: var(--bone);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 260ms ease, transform 260ms ease;
}

.wa-tooltip[hidden] {
  display: block;
}

.wa-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.wa-tooltip p {
  margin: 0;
  color: var(--ink);
  font-size: 0.8rem;
  line-height: 1.4;
}

.wa-tooltip-close {
  position: absolute;
  top: 0.5rem;
  right: 0.6rem;
  border: 0;
  background: none;
  color: var(--text-soft);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}