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

.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding-top: var(--space-16);
}

/* ===== MAIN ===== */

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

/* ===== BRAND ===== */

.footer-brand {
  flex: 1 1 300px;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-brand img {
  max-width: 160px;
}

.footer-text {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

/* ===== TITLES ===== */

.footer-title {
  font-family: var(--font-title);
  font-size: var(--text-base);
  margin-bottom: var(--space-3);
  color: var(--color-white);
}

/* ===== NAV ===== */

.footer-nav {
  flex: 1 1 160px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-nav a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* ===== CONTACT ===== */

.footer-contact {
  flex: 1 1 220px;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.footer-contact-item i {
  color: var(--color-accent);
}

/* ===== SOCIAL ===== */

.footer-social {
  flex: 1 1 160px;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-social-links {
  display: flex;
  gap: var(--space-3);
}

.footer-social-links a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: background var(--transition-fast),
              transform var(--transition-fast);
}

.footer-social-links a:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* ===== BOTTOM ===== */

.footer-bottom {
  margin-top: var(--space-12);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
}

.footer-dev a {
  color: var(--color-accent);
}

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

@media (max-width: 768px) {
  .footer-container {
    gap: var(--space-8);
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer {
    padding-top: var(--space-12);
  }
}











/* =========================
   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;
  }
}