.blog-list {
  padding-top: var(--header-offset, 120px);
  padding-bottom: 40px;
  background-color: #f8f9fa;
  font-family: Arial, sans-serif;
  color: #333;
}

.blog-list__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.blog-list__header {
  text-align: center;
  margin-bottom: 40px;
  padding: 20px 0;
}

.blog-list__heading {
  font-size: 2.2em;
  color: #212529;
  margin-bottom: 10px;
  font-weight: bold;
}

.blog-list__description {
  font-size: 1.1em;
  color: #6c757d;
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

.blog-list__timeline {
  position: relative;
  padding: 20px 0;
  margin: 0;
}

.blog-list__timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  background-color: #dee2e6;
  height: 100%;
  transform: translateX(-50%);
  z-index: 0;
}

.blog-list__item {
  position: relative;
  margin-bottom: 40px;
  padding-left: calc(50% + 30px);
  min-height: 100px;
  z-index: 1;
}

.blog-list__marker {
  width: 20px;
  height: 20px;
  background-color: #0056b3;
  border: 4px solid #f8f9fa;
  border-radius: 50%;
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.3);
}

.blog-list__content {
  background-color: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  padding: 25px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-list__item:nth-child(even) {
  padding-left: 0;
  padding-right: calc(50% + 30px);
}

.blog-list__item:nth-child(even) .blog-list__content {
  margin-left: auto;
}

.blog-list__item:nth-child(even) .blog-list__details {
  text-align: right;
}

.blog-list__item:hover .blog-list__content {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.blog-list__image-link {
  display: block;
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
}

.blog-list__image-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  background-color: #e9ecef;
  border-radius: 8px;
  overflow: hidden;
}

.blog-list__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.blog-list__image-link:hover .blog-list__image {
  transform: scale(1.05);
}

.blog-list__date {
  display: block;
  font-size: 0.85em;
  color: #555;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.blog-list__title {
  font-size: 1.3em;
  font-weight: bold;
  margin-bottom: 10px;
  line-height: 1.4;
}

.blog-list__title-link {
  color: #333;
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-list__title-link:hover {
  color: #0056b3;
  text-decoration: underline;
}

.blog-list__summary {
  font-size: 0.95em;
  color: #666;
  line-height: 1.6;
  margin-bottom: 15px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.blog-list__read-more {
  display: inline-block;
  background-color: #0056b3;
  color: #ffffff;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.9em;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  align-self: flex-start;
}

.blog-list__item:nth-child(even) .blog-list__read-more {
  align-self: flex-end;
}

.blog-list__read-more:hover {
  background-color: #003d7a;
  transform: translateY(-2px);
}

@media (max-width: 1024px) {
  .blog-list__timeline::before {
    left: 20px;
    transform: translateX(0);
  }

  .blog-list__item {
    padding-left: 60px;
    padding-right: 15px;
  }

  .blog-list__item:nth-child(even) {
    padding-left: 60px;
    padding-right: 15px;
  }

  .blog-list__marker {
    left: 20px;
    transform: translateX(-50%);
  }

  .blog-list__item:nth-child(even) .blog-list__content {
    margin-left: 0;
  }

  .blog-list__item:nth-child(even) .blog-list__details {
    text-align: left;
  }

  .blog-list__item:nth-child(even) .blog-list__read-more {
    align-self: flex-start;
  }

  .blog-list__heading {
    font-size: 1.8em;
  }

  .blog-list__description {
    font-size: 1em;
  }
}

@media (max-width: 768px) {
  .blog-list {
    padding-top: var(--header-offset, 80px);
  }
  .blog-list__timeline::before {
    left: 15px;
  }

  .blog-list__item {
    padding-left: 45px;
    padding-right: 10px;
  }

  .blog-list__item:nth-child(even) {
    padding-left: 45px;
    padding-right: 10px;
  }

  .blog-list__marker {
    width: 16px;
    height: 16px;
    top: 15px;
    left: 15px;
    border-width: 3px;
  }

  .blog-list__content {
    padding: 20px;
  }

  .blog-list__title {
    font-size: 1.1em;
  }

  .blog-list__summary {
    font-size: 0.9em;
    -webkit-line-clamp: 4;
  }

  .blog-list__read-more {
    padding: 8px 15px;
    font-size: 0.85em;
  }
}

@media (max-width: 480px) {
  .blog-list__heading {
    font-size: 1.5em;
  }
  .blog-list__description {
    font-size: 0.9em;
  }
  .blog-list__item {
    padding-left: 40px;
  }
  .blog-list__item:nth-child(even) {
    padding-left: 40px;
  }
  .blog-list__marker {
    left: 10px;
  }
}