/* ===============================
   FOOTER
================================ */

.footer {
  background: var(--color-primary-dark);
  padding: var(--space-16) 0 0;
  border-top: var(--border-light);
}

.footer-container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  gap: var(--space-12);
  justify-content: space-between;
  flex-wrap: wrap;
}

/* ===== Brand ===== */

.footer-brand {
  flex: 1 1 320px;
}

.footer-logo {
  font-family: var(--font-title);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.footer-description {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 360px;
}

/* ===== Titles ===== */

.footer-title {
  display: block;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

/* ===== Navigation ===== */

.footer-nav {
  flex: 1 1 180px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-text);
}

/* ===== Contact ===== */

.footer-contact {
  flex: 1 1 220px;
}

.footer-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.footer-item i {
  font-size: 1.1rem;
  color: var(--color-accent);
}

.footer-item a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-item a:hover {
  color: var(--color-text);
}

/* ===== Bottom ===== */

.footer-bottom {
  margin-top: var(--space-12);
  padding: var(--space-4) 0;
  border-top: var(--border-light);
  text-align: center;
}

.footer-bottom span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ===============================
   RESPONSIVE
================================ */

@media (max-width: 768px) {
  .footer-brand, .footer-contact{
    flex: 1 1 0px;
  }

  .footer-container {
    gap: var(--space-10);
  }

  .footer {
    padding: var(--space-12) 0 0;
  }
}

@media (max-width: 480px) {
  .footer-container {
    flex-direction: column;
    gap: var(--space-8);
  }
}









/* =========================
   WHATSAPP FLOAT BUTTON
========================= */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 56px;
  height: 56px;

  background: linear-gradient(135deg, #25D366, #1ebe5d);
  color: #ffffff;

  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;

  font-size: 1.8rem;
  z-index: var(--z-fixed);

  box-shadow:
    0 10px 30px rgba(37, 211, 102, 0.35),
    0 0 0 0 rgba(37, 211, 102, 0.4);

  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
}

/* Hover desktop */
.whatsapp-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow:
    0 14px 40px rgba(37, 211, 102, 0.45),
    0 0 0 12px rgba(37, 211, 102, 0.15);
}

/* Animación sutil */
.whatsapp-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: whatsappPulse 2.5s infinite;
}

@keyframes whatsappPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Mobile safe spacing */
@media (max-width: 768px) {
  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
  }
}