/* ============================================
   PAGE NAVIGATION (Previous/Next)
   ============================================ */

.page-navigation {
  margin: 4rem 0 2rem 0;
  padding: 2rem 0;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.page-nav-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.page-nav-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 249, 250, 0.9) 100%);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  position: relative;
  overflow: hidden;
}

.page-nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(243, 156, 18, 0.08) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.page-nav-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  border-color: rgba(212, 175, 55, 0.3);
}

.page-nav-link:hover::before {
  opacity: 1;
}

.page-nav-link:focus {
  outline: 3px solid #D4AF37;
  outline-offset: 2px;
}

.page-nav-link:active {
  transform: translateY(-2px);
}

/* Previous link - align left */
.page-nav-prev {
  justify-content: flex-start;
}

/* Next link - align right */
.page-nav-next {
  justify-content: flex-end;
  grid-column: 2;
}

/* When only one link exists, center it */
.page-nav-prev:only-child {
  grid-column: 1 / -1;
  max-width: 500px;
  margin: 0 auto;
}

.page-nav-next:only-child {
  grid-column: 1 / -1;
  max-width: 500px;
  margin: 0 auto;
}

.page-nav-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(212, 175, 55, 0.1);
  border-radius: 50%;
  flex-shrink: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.page-nav-link:hover .page-nav-arrow {
  background: rgba(212, 175, 55, 0.2);
  transform: scale(1.1);
}

.page-nav-prev:hover .page-nav-arrow {
  transform: scale(1.1) translateX(-4px);
}

.page-nav-next:hover .page-nav-arrow {
  transform: scale(1.1) translateX(4px);
}

.page-nav-arrow svg {
  color: #D4AF37;
}

.page-nav-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
  position: relative;
  z-index: 1;
}

.page-nav-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: #718096;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.page-nav-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: #1a202c;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-nav-link:hover .page-nav-title {
  color: #D4AF37;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .page-navigation {
    margin: 3rem 0 1.5rem 0;
    padding: 1.5rem 0;
  }

  .page-nav-container {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 0 1rem;
  }

  .page-nav-prev,
  .page-nav-next {
    grid-column: 1;
  }

  .page-nav-link {
    padding: 1.25rem;
  }

  .page-nav-title {
    font-size: 1rem;
  }

  .page-nav-label {
    font-size: 0.8rem;
  }

  .page-nav-arrow {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 480px) {
  .page-nav-container {
    padding: 0 0.75rem;
  }

  .page-nav-link {
    padding: 1rem;
    gap: 0.75rem;
  }

  .page-nav-title {
    font-size: 0.95rem;
  }

  .page-nav-arrow {
    width: 32px;
    height: 32px;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .page-nav-link,
  .page-nav-arrow,
  .page-nav-link::before {
    transition: none !important;
  }

  .page-nav-link:hover {
    transform: none !important;
  }

  .page-nav-prev:hover .page-nav-arrow,
  .page-nav-next:hover .page-nav-arrow {
    transform: none !important;
  }
}