body {
  background-color: #0f1113;
  color: #e0e6ed;
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.7;
}

.blog-container {
  max-width: 900px;
  margin: 3rem auto;
  background: rgba(27,31,34,0.97);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  padding: 2.5rem 2rem;
}

h1, h2, h3 {
  color: #4db8ff;
}

pre {
  background: #1b1f22;
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
}

code {
  background: #23272b;
  padding: 0.2rem 0.4rem;
  border-radius: 6px;
  font-family: monospace;
}

a.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  color: #4db8ff;
  text-decoration: none;
  font-weight: bold;
}

a.back-link:hover {
  color: #fff;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: #b0c4d6;
  margin: 1rem 0 2rem 0;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.meta-dot {
  color: #4db8ff;
  font-weight: bold;
}

.anchor-link {
  margin-left: 0.5rem;
  text-decoration: none;
  color: #4db8ff;
  opacity: 0;
  transition: opacity 0.2s;
}

h2:hover .anchor-link {
  opacity: 1;
}

.table-of-contents {
  background: #1b1f22;
  border-left: 4px solid #4db8ff;
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  border-radius: 8px;
  font-size: 0.95rem;
}

.table-of-contents h3 {
  margin-top: 0;
  color: #4db8ff;
  font-size: 1.1rem;
}

.table-of-contents ul {
  list-style: disc;
  padding-left: 1.5rem; /* space for bullets */
  margin: 0;
}

.table-of-contents li {
  margin-bottom: 0.5rem;
}

.table-of-contents a {
  color: #b0c4d6;
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  transition: all 0.2s ease;
}

.table-of-contents a:hover {
  color: #fff;
  border-bottom: 1px dashed #4db8ff;
}

.summary-box {
  background: #1b1f22;
  border-left: 4px solid #4db8ff;
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 8px;
  font-size: 0.95rem;
  color: #e0e6ed;
}

.note-box {
  background: #23272b;
  border-left: 4px solid #ff7e5f;
  padding: 1rem 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  color: #e0e6ed;
}

.warning-box {
  background: #2b2b23;
  border-left: 4px solid #ffc107; /* yellow-orange */
  padding: 1rem 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  color: #fff3cd;
}