.blog-list {
  padding-top: var(--header-offset, 120px);
  background-color: #1a1a1a;
  color: #f0f0f0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  padding-bottom: 40px;
}

.blog-list__intro {
  text-align: center;
  margin-bottom: 40px;
  padding: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.blog-list__title {
  font-size: 2.5em;
  color: #ffd700;
  margin-bottom: 15px;
  line-height: 1.2;
}

.blog-list__description {
  font-size: 1.1em;
  color: #b0b0b0;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.blog-list__timeline-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.blog-list__timeline-container::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: #ffd700;
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
  z-index: 1;
  display: none;
}

.blog-list__item {
  position: relative;
  width: 90%;
  max-width: 500px;
  margin-bottom: 40px;
  z-index: 2;
}

.blog-list__item::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: #ffd700;
  border: 4px solid #1a1a1a;
  border-radius: 50%;
  z-index: 3;
  left: 50%;
  transform: translateX(-50%);
  top: 30px;
  display: none;
}

.blog-list__content-wrapper {
  background-color: #2a2a2a;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-list__content-wrapper:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
}

.blog-list__image-link {
  display: block;
}

.blog-list__cover-image {
  width: 100%;
  height: 225px;
  object-fit: cover;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}

.blog-list__text-content {
  padding: 20px;
}

.blog-list__item-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  font-weight: bold;
}

.blog-list__title-link {
  color: #f0f0f0;
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-list__title-link:hover {
  color: #ffd700;
}

.blog-list__summary {
  font-size: 0.95em;
  color: #b0b0b0;
  margin-bottom: 15px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.blog-list__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.blog-list__date {
  font-size: 0.85em;
  color: #888888;
}

.blog-list__keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.blog-list__keyword-tag {
  background-color: #3a3a3a;
  color: #f0f0f0;
  font-size: 0.75em;
  padding: 4px 8px;
  border-radius: 5px;
}

.blog-list__read-more-button {
  display: inline-block;
  background-color: #ffd700;
  color: #1a1a1a;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.blog-list__read-more-button:hover {
  background-color: #e6c200;
  color: #000;
}

@media (min-width: 768px) {
  .blog-list__timeline-container::after,
  .blog-list__item::before {
    display: block;
  }

  .blog-list__item::before {
    top: 25px;
  }

  .blog-list__item {
    width: 50%;
    margin-bottom: 60px;
    padding: 0;
  }

  .blog-list__item:nth-child(odd) {
    align-self: flex-start;
    text-align: right;
  }
  .blog-list__item:nth-child(odd) .blog-list__content-wrapper {
    margin-left: auto;
    margin-right: 60px;
    flex-direction: row-reverse;
  }
  .blog-list__item:nth-child(odd) .blog-list__cover-image {
    border-radius: 0 12px 12px 0;
  }
  .blog-list__item:nth-child(odd) .blog-list__text-content {
    text-align: right;
  }
  .blog-list__item:nth-child(odd) .blog-list__meta {
    justify-content: flex-end;
  }
  .blog-list__item:nth-child(odd) .blog-list__read-more-button {
    margin-left: auto;
  }
  .blog-list__item:nth-child(odd)::before {
    left: auto;
    right: -32px;
    transform: none;
  }

  .blog-list__item:nth-child(even) {
    align-self: flex-end;
    text-align: left;
  }
  .blog-list__item:nth-child(even) .blog-list__content-wrapper {
    margin-right: auto;
    margin-left: 60px;
    flex-direction: row;
  }
  .blog-list__item:nth-child(even) .blog-list__cover-image {
    border-radius: 12px 0 0 12px;
  }
  .blog-list__item:nth-child(even) .blog-list__text-content {
    text-align: left;
  }
  .blog-list__item:nth-child(even) .blog-list__meta {
    justify-content: flex-start;
  }
  .blog-list__item:nth-child(even) .blog-list__read-more-button {
    margin-right: auto;
  }
  .blog-list__item:nth-child(even)::before {
    right: auto;
    left: -32px;
    transform: none;
  }

  .blog-list__cover-image {
    width: 200px;
    height: 112px;
    object-fit: cover;
  }
  .blog-list__item-title {
    font-size: 1.25em;
  }
}

@media (min-width: 1024px) {
  .blog-list__item:nth-child(odd) .blog-list__content-wrapper {
    margin-right: 80px;
  }
  .blog-list__item:nth-child(odd)::before {
    right: -42px;
  }
  .blog-list__item:nth-child(even) .blog-list__content-wrapper {
    margin-left: 80px;
  }
  .blog-list__item:nth-child(even)::before {
    left: -42px;
  }
  .blog-list__cover-image {
    width: 250px;
    height: 140px;
  }
  .blog-list__item-title {
    font-size: 1.4em;
  }
}