.blog-list {
  padding-top: var(--header-offset, 120px);
  background-color: #222222;
  color: #ffffff;
  font-family: 'Arial', sans-serif;
  padding-bottom: 60px;
}

.blog-list__header {
  text-align: center;
  padding: 40px 20px 60px;
  max-width: 900px;
  margin: 0 auto;
}

.blog-list__title {
  font-size: 2.5em;
  color: #FFC107;
  margin-bottom: 15px;
  line-height: 1.2;
}

.blog-list__description {
  font-size: 1.1em;
  color: #cccccc;
  line-height: 1.6;
}

.blog-list__timeline-wrapper {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 20px;
}

.blog-list__timeline-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background-color: #333333;
  transform: translateX(-50%);
  z-index: 0;
}

.blog-list__timeline-item {
  position: relative;
  margin-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.blog-list__timeline-marker-group {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 20px;
  z-index: 1;
}

.blog-list__timeline-dot {
  width: 20px;
  height: 20px;
  background-color: #FFC107;
  border-radius: 50%;
  border: 4px solid #222222;
  box-sizing: border-box;
  margin-bottom: 10px;
}

.blog-list__timeline-date {
  font-size: 0.9em;
  color: #bbbbbb;
  text-align: center;
  white-space: nowrap;
}

.blog-list__timeline-content {
  background-color: #2a2a2a;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 450px;
  position: relative;
  z-index: 1;
  border: 1px solid #3a3a3a;
}

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

.blog-list__card-image {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  display: block;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.blog-list__card-image:hover {
  transform: scale(1.05);
}

.blog-list__card-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  line-height: 1.3;
}

.blog-list__card-title-link {
  color: #ffffff;
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-list__card-title-link:hover {
  color: #FFC107;
}

.blog-list__card-summary {
  font-size: 1em;
  color: #cccccc;
  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__card-link {
  display: inline-block;
  background-color: #FFC107;
  color: #222222;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.blog-list__card-link:hover {
  background-color: #e0a800;
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .blog-list__timeline-wrapper {
    max-width: 700px;
  }
  .blog-list__timeline-content {
    max-width: 500px;
  }
}

@media (min-width: 1024px) {
  .blog-list__timeline-wrapper {
    max-width: 800px;
  }
  .blog-list__timeline-content {
    max-width: 600px;
  }
}