.site-header {
  background: linear-gradient(to right, #fff 0%, #fff 33%, #73a8d4 100%);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center; /* Center content horizontally */
  gap: 2rem;
  padding: 0 2rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  position: relative;
}

.site-logo {
  height: 100%;
  max-height: 120px;
  width: auto;
  margin-right: 2rem;
  margin-left: 0;
}

.site-titleblock {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.site-title, .site-subtitle {
  text-align: center;
}
body {
  font-family: 'Inter', Arial, sans-serif;
  line-height: 1.7;
  font-size: 1.1rem;
  background: #f3f6fa; 
  background-size: 300px;
  min-height: 100vh;
}
.content {
  flex: 3;
}
.container {
  display: flex;
  gap: 2rem;
  padding-bottom: 120px; /* Add this line, adjust if your footer is taller */
}
.sidebar {
  flex: 1;
  border-left: 1px solid #eee;
  padding-left: 1rem;
  background: #fafafa;
  position: sticky;
  top: 1rem;
  height: fit-content;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  padding: 1.5rem 1rem;
}
@media (max-width: 800px) {
  .container {
    flex-direction: column;
  }
  .sidebar {
    margin-top: 2rem;
    border-left: none;
    border-top: 1px solid #eee;
  }
  .site-title {
    font-size: 1.3rem;
  }
  .site-subtitle {
    font-size: 1rem;
  }
  .article-title {
    font-size: 1.1rem;
  }
}
.site-footer {
  background: linear-gradient(to right, #73a8d4 0%, #fff 100%);
  color: #fff;
  text-align: center;
  padding: 0.7rem 0 0.5rem 0;
  margin-top: 2rem;
  font-size: 0.9rem;
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  z-index: 100;
}
.article-preview {
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  border: none;
}
.article-preview.with-small-image {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}
.article-preview.with-small-image .article-image {
  max-width: 160px;
  min-width: 80px;
  width: 40vw;
  height: auto;
  margin-bottom: 0;
}
.article-preview.with-small-image .article-content {
  flex: 1;
}
@media (max-width: 800px) {
  .article-preview.with-small-image {
    flex-direction: column;
    gap: 0.5rem;
  }
  .article-preview.with-small-image .article-image {
    width: 100%;
    max-width: 320px;
    margin-bottom: 0.5rem;
  }
}
.article-image {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: 8px;
  display: block;
  margin-bottom: 0.5rem;
}
.article-meta {
  font-size: 0.9em;
  color: #888;
  margin-bottom: 0.2rem;
}
.article-date,
.article-author {
  font-size: 0.9em;
}
.article-title {
  margin: 0.2em 0 0.5em 0;
}
.article-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.2s;
}
.article-link:hover .article-preview {
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  transform: translateY(-2px) scale(1.01);
}
.category-toggle {
  background: none;
  border: none;
  color: #2d3e50;
  font-weight: bold;
  font-size: 1.1em;
  cursor: pointer;
  padding: 0.3em 0;
  width: 100%;
  text-align: left;
}
.category-toggle:after {
  content: " ▼";
  font-size: 0.8em;
  color: #888;
  transition: transform 0.2s;
}
.category-toggle.open:after {
  transform: rotate(-180deg);
}
.post-list {
  margin-left: 1em;
  margin-bottom: 0.5em;
}