/* ============================================================================
   RELATED POSTS SECTION - Blog V2
   Enhanced with Better Visual Hierarchy
   Extracted from blog-v2.css
   ============================================================================ */

.related-posts {
  margin-top: var(--sp-6, 48px);
  padding: var(--sp-6, 48px) var(--sp-5, 32px);
  border-radius: var(--radius-cartoon, 18px);
  background: linear-gradient(135deg, rgba(7, 80, 102, 0.25) 0%, rgba(3, 47, 59, 0.15) 100%);
  border: 2px solid var(--c-border);
  position: relative;
  overflow: hidden;
}

.related-posts::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-glow), var(--c-accent));
}

.related-posts__title {
  display: flex;
  align-items: center;
  gap: var(--sp-2, 12px);
  margin-bottom: var(--sp-5, 32px);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.related-posts__icon {
  color: var(--c-accent);
  filter: drop-shadow(0 3px 6px rgba(21, 216, 200, 0.4));
}

.related-posts__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: clamp(1.5rem, 2.5vw, 2rem);
}

.related-post-card {
  padding: 0;
  border-radius: var(--radius-cartoon, 18px);
  border: 2px solid var(--c-border);
  background: var(--c-surface);
  backdrop-filter: blur(10px);
  transition: all var(--motion-med) var(--motion-curve);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.35), 0 8px 0 #042b33;
  overflow: hidden;
  position: relative;
}

.related-post-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-glow));
  opacity: 0;
  transition: opacity var(--motion-med) var(--motion-curve);
  z-index: 1;
}

.related-post-card:hover::before {
  opacity: 1;
}

.related-post-card:hover {
  border-color: var(--c-accent);
  transform: translateY(-12px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.5), 0 18px 0 #042b33;
}

.related-post-card:active {
  transform: translateY(-8px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.45), 0 12px 0 #042b33;
}

.related-post-card__image {
  width: 100%;
  object-fit: cover;
  background: linear-gradient(135deg, var(--c-bg-alt) 0%, var(--c-bg) 100%);
  border-bottom: 2px solid var(--c-border);
  transition: transform var(--motion-med) var(--motion-curve);
  position: relative;
  overflow: hidden;
}

.related-post-card__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(3, 47, 59, 0.7) 100%);
  opacity: 0;
  transition: opacity var(--motion-med) var(--motion-curve);
}

.related-post-card:hover .related-post-card__image {
  transform: scale(1.1);
}

.related-post-card:hover .related-post-card__image::after {
  opacity: 1;
}

.related-post-card__content {
  padding: var(--sp-4, 24px);
  display: flex;
  flex-direction: column;
  flex: 1;
  background: linear-gradient(180deg, var(--c-surface) 0%, rgba(7, 80, 102, 0.4) 100%);
}

.related-post-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--sp-3, 16px);
  color: var(--c-text);
  line-height: 1.35;
  letter-spacing: -0.01em;
  transition: color var(--motion-fast) var(--motion-curve);
}

.related-post-card:hover .related-post-card__title {
  color: var(--c-accent);
}

.related-post-card__excerpt {
  font-size: 0.9375rem;
  color: var(--c-text-dim);
  line-height: 1.65;
  margin-bottom: auto;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-post-card__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-3, 16px);
  margin-top: var(--sp-4, 24px);
  padding-top: var(--sp-3, 16px);
  border-top: 1px solid rgba(11, 85, 105, 0.5);
  font-size: 0.875rem;
  color: var(--c-text-dim);
  font-weight: 500;
}

.related-post-card__meta > * {
  display: flex;
  align-items: center;
  gap: var(--sp-1, 8px);
}

.related-post-card__meta svg {
  width: 16px;
  height: 16px;
  color: var(--c-accent);
  filter: drop-shadow(0 1px 3px rgba(21, 216, 200, 0.3));
}

.related-post-card__meta time {
  display: flex;
  align-items: center;
  gap: var(--sp-1, 8px);
}

@media (prefers-reduced-motion: reduce) {
  .related-post-card {
    transition: none;
  }
  .related-post-card::before {
    transition: none;
  }
  .related-post-card:hover,
  .related-post-card:active {
    transform: none;
  }
}

/* Mobile responsive */
@media (max-width: 768px) {
  .related-posts__grid {
    grid-template-columns: 1fr;
  }
}