/* Before/After 比較セクション */
.comparison {
  padding: 80px 0;
  background: var(--bg-light);
}

.comparison .heading-lg {
  margin-bottom: 60px;
}

.comparison-wrapper {
  max-width: 1000px;
  margin: 0 auto;
}

.comparison-item {
  background: var(--bg-white);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.comparison-item--before {
  border-left: 5px solid var(--accent-color);
}

.comparison-item--after {
  border-left: 5px solid var(--success-color);
}

.comparison__title {
  font-size: 1.5rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.comparison__list {
  list-style: none;
  margin: 0;
  flex-grow: 1;
}

.comparison__list .list__item {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-lighter);
  position: relative;
  padding-left: 30px;
  line-height: 1.5;
}

.comparison__list .list__item:last-child {
  border-bottom: none;
}

.comparison-item--before .list__item::before {
  content: '❌';
  position: absolute;
  left: 0;
  top: 15px;
  font-size: 1rem;
}

.comparison-item--after .list__item::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 15px;
  color: var(--success-color);
  font-weight: var(--font-weight-bold);
  font-size: 1.2rem;
}

/* アニメーション */
.comparison-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.comparison-item.animate {
  opacity: 1;
  transform: translateY(0);
}

.comparison-item--before.animate {
  animation: slideInLeft 0.8s ease-out forwards;
}

.comparison-item--after.animate {
  animation: slideInRight 0.8s ease-out forwards;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* レスポンシブ */
@media (max-width: 768px) {
  .comparison {
    padding: 60px 0;
  }
  
  .comparison .heading-lg {
    margin-bottom: 40px;
  }
  
  .comparison-item {
    padding: 25px 20px;
  }
  
  .comparison__title {
    font-size: 1.3rem;
  }
  
  .comparison__list .list__item {
    padding: 12px 0 12px 25px;
    font-size: 0.95rem;
  }
  
  .comparison-item--before .list__item::before,
  .comparison-item--after .list__item::before {
    top: 12px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .comparison-item {
    padding: 20px 15px;
  }
  
  .comparison__list .list__item {
    padding: 10px 0 10px 20px;
    font-size: 0.9rem;
  }
}