/* 特徴セクションコンポーネント */
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl, 40px);
  width: 100%;
}

.feature-card {
  background: var(--color-white, #fff);
  border: 1px solid var(--color-gray-border, #e0e0e0);
  border-radius: 12px;
  padding: var(--spacing-xl, 40px);
  box-shadow: 0 4px 12px var(--color-shadow-base, rgba(0, 0, 0, 0.1));
  transition: box-shadow 0.3s ease;
  text-decoration: none;
  display: block;
  color: inherit;
}

.feature-card:hover {
  box-shadow: 0 8px 24px var(--color-shadow-primary, rgba(40, 96, 160, 0.15));
  text-decoration: none;
}

.feature-card:visited {
  color: inherit;
  text-decoration: none;
}

.feature-card:focus {
  outline: 2px solid var(--color-primary, #2860A0);
  outline-offset: 2px;
  text-decoration: none;
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-lg, 24px);
  object-fit: contain;
}

.feature-card__title {
  color: var(--color-primary, #2860A0);
  font-size: 1.25rem;
  font-weight: bold;
  margin: 0 0 var(--spacing-md, 16px) 0;
  line-height: 1.3;
  text-align: left;
}

.feature-card__description {
  color: var(--color-black, #333);
  font-size: var(--font-size-md, 1rem);
  line-height: 1.6;
  margin: 0;
  text-align: left;
}

/* タブレット対応 */
@media (max-width: 1024px) {
  .features {
    gap: var(--spacing-lg, 24px);
  }
  
  .feature-card {
    padding: var(--spacing-lg, 24px);
  }
  
  .feature-card__icon {
    width: 40px;
    height: 40px;
    margin-bottom: var(--spacing-md, 16px);
  }
  
  .feature-card__title {
    font-size: 1.125rem;
  }
  
  .feature-card__description {
    font-size: var(--font-size-sm, 0.875rem);
  }
}

/* スマホ対応 */
@media (max-width: 768px) {
  .features {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg, 24px);
  }
  
  .feature-card {
    padding: var(--spacing-lg, 24px);
  }
  
  .feature-card__icon {
    width: 36px;
    height: 36px;
    margin-bottom: var(--spacing-md, 16px);
  }
  
  .feature-card__title {
    font-size: 1rem;
  }
  
  .feature-card__description {
    font-size: var(--font-size-sm, 0.875rem);
  }
}

/* 極小スマホ対応 */
@media (max-width: 480px) {
  .feature-card {
    padding: var(--spacing-md, 16px);
  }
  
  .feature-card__icon {
    width: 32px;
    height: 32px;
    margin-bottom: var(--spacing-sm, 8px);
  }
  
  .feature-card__title {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm, 8px);
  }
  
  .feature-card__description {
    font-size: 0.8rem;
  }
}