/* ==========================================
   RODAPÉ (FOOTER)
========================================== */
footer {
  background: linear-gradient(135deg, var(--ice-blue) 0%, rgba(232, 237, 245, 0.95) 100%);
  border-top: 2px solid var(--blue);
  padding: 40px 20px;
}

.footer-content {
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.footer-main {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: clamp(1.125rem, 5vw, 1.375rem);
  color: var(--deep-blue);
  line-height: 1.6;
  margin: 0 auto 30px auto;
  letter-spacing: -0.25px;
  word-spacing: 0.1em;
}

.footer-links {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(0.75rem, 3vw, 0.875rem);
  margin: 0 0 10px 0;
}

.footer-copy {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 400;
  font-size: clamp(0.75rem, 3vw, 0.875rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
  word-spacing: 0.05em;
}

.footer-whatsapp-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding: 10px 18px;
  margin: 0 0 20px 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 10px 28px rgba(12, 44, 94, 0.08);
  backdrop-filter: blur(8px);
}

.footer-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.25);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.footer-whatsapp:hover,
.footer-whatsapp:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.35);
  color: #fff;
}

.footer-whatsapp svg {
  width: 22px;
  height: 22px;
}

.footer-whatsapp-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: var(--deep-blue);
  letter-spacing: -0.01em;
  opacity: 0;
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  margin-left: 0;
  transform: translateX(-10px);
  transition: opacity 0.35s ease, max-width 0.35s ease, margin-left 0.35s ease, transform 0.35s ease;
}

.footer-whatsapp:hover ~ .footer-whatsapp-text,
.footer-whatsapp:focus-visible ~ .footer-whatsapp-text,
.footer-whatsapp-wrap:hover .footer-whatsapp-text,
.footer-whatsapp-wrap:focus-within .footer-whatsapp-text {
  opacity: 1;
  max-width: 220px;
  margin-left: 10px;
  transform: translateX(0);
}

footer a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s ease;
  position: relative;
}

footer a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: width 0.3s ease;
}

footer a:hover {
  color: var(--deep-blue);
}

footer a:hover::after {
  width: 100%;
}