/* ===== Footer Styles ===== */
footer {
  background: linear-gradient(135deg, var(--text-dark) 0%, #34495e 100%);
  color: var(--text-light);
  padding: 3rem 0 1.5rem;
  margin-top: auto;
  position: relative;
  overflow: hidden;
  font-size: var(--font-size-md);
  line-height: 1.6;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

/* Decorative top border with animation */
footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary-green),
    var(--accent-blue),
    var(--accent-orange),
    var(--primary-green)
  );
  background-size: 200% 100%;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* Footer section headings */
footer h5,
footer h6 {
  color: var(--text-light);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

footer h5::after,
footer h6::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-green);
  transition: width var(--transition-speed) ease;
}

footer h5:hover::after,
footer h6:hover::after {
  width: 60px;
}

/* Footer text */
footer p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-md);
}

/* Footer links */
footer a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: all var(--transition-speed) ease;
  position: relative;
  display: inline-block;
}

footer a:hover,
footer a:focus {
  color: var(--text-light);
  transform: translateX(4px);
  outline: none;
}

footer .footer-links li {
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-speed) ease;
}

footer .footer-links li:hover {
  padding-left: var(--spacing-xs);
}

/* Social links */
.social-links .btn {
  min-width: auto;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: var(--text-light);
  transition: all var(--transition-speed) var(--transition-smooth);
}

.social-links .btn:hover {
  background: var(--primary-green);
  border-color: var(--primary-green);
  transform: translateY(-4px) rotate(5deg);
  box-shadow: var(--shadow-md);
}

.social-links .btn:active {
  transform: translateY(-2px) rotate(5deg);
}

/* Newsletter form */
.newsletter-form .input-group {
  box-shadow: var(--shadow-sm);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.newsletter-form .form-control {
  border: none;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-dark);
  padding: 0.65rem 1rem;
}

.newsletter-form .form-control:focus {
  background: var(--text-light);
  box-shadow: none;
  transform: none;
}

.newsletter-form .form-control::placeholder {
  color: var(--text-muted);
}

.newsletter-form .btn {
  min-width: auto;
  padding: 0.65rem 1rem;
  border-radius: 0;
  background: var(--primary-green);
  border: none;
}

.newsletter-form .btn:hover {
  background: var(--primary-green-dark);
  transform: none;
  box-shadow: none;
}

/* Footer divider */
footer hr {
  border-color: rgba(255, 255, 255, 0.15);
  margin: var(--spacing-xl) 0;
  opacity: 1;
}

/* Bottom bar styling */
footer .small {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

footer .text-decoration-none {
  transition: all var(--transition-speed) ease;
}

footer .text-decoration-none:hover {
  color: var(--primary-green-light) !important;
  transform: translateX(0);
}

/* Heart icon animation */
footer .fa-heart {
  display: inline-block;
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%,
  100% {
    transform: scale(1);
  }
  10%,
  30% {
    transform: scale(1.1);
  }
  20%,
  40% {
    transform: scale(1);
  }
}

/* ===== Back to Top Button ===== */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 1100;
  display: none;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  font-size: var(--font-size-lg);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(
    135deg,
    var(--primary-green) 0%,
    var(--primary-green-light) 100%
  );
  color: var(--text-light);
  border: none;
  cursor: pointer;
  transition: all var(--transition-speed) var(--transition-smooth);
  align-items: center;
  justify-content: center;
  min-width: auto;
  opacity: 0;
  transform: translateY(20px);
}

.back-to-top.show {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus {
  background: linear-gradient(
    135deg,
    var(--primary-green-dark) 0%,
    var(--primary-green) 100%
  );
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  outline: none;
}

.back-to-top:active {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.back-to-top i {
  transition: transform var(--transition-speed) ease;
}

.back-to-top:hover i {
  transform: translateY(-3px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  footer {
    padding: 2.5rem 0 1.5rem;
  }

  footer h5,
  footer h6 {
    margin-bottom: var(--spacing-sm);
  }

  .social-links .btn {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 576px) {
  footer {
    padding: 2rem 0 1.5rem;
    font-size: var(--font-size-sm);
  }

  footer h5 {
    font-size: var(--font-size-lg);
  }

  footer h6 {
    font-size: var(--font-size-md);
  }

  .back-to-top {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    font-size: var(--font-size-md);
    padding: 0.6rem 0.8rem;
  }

  footer .col-lg-2,
  footer .col-md-6 {
    margin-bottom: var(--spacing-lg);
  }
}

/* Accessibility improvements */
footer a:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
  border-radius: var(--spacing-xs);
}

.back-to-top:focus-visible {
  outline: 3px solid var(--accent-blue);
  outline-offset: 3px;
}

/* Print styles */
@media print {
  footer,
  .back-to-top {
    display: none;
  }
}