/* Base Styles */
body {
  background-color: #000;
  color: #ddd;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 2em 1em;
}

.container {
  max-width: 42em;
  margin: 0 auto;
}

a {
  color: #63a4ff;
}

a:visited {
  color: #f690ff;
}

hr {
  border: 0;
  border-top: 1px solid #333;
  margin: 2em 0;
}

.post {
  max-width: 72em;
}

.back-link {
  display: inline-block;
  margin-bottom: 1em;
}

/* Header & Profile Section */
.header-bio {
  display: flex;
  align-items: flex-start;
  gap: 1.5em;
}

img.profile {
  width: 8em;
  height: 8em;
  border-radius: 4px;
  object-fit: cover;
  flex-shrink: 0;
}

.header-info {
  flex: 1;
}

.header-info h1 {
  margin: 0 0 0.2em 0;
  line-height: 1.1;
}

.header-info p {
  margin: 0.3em 0;
}

/* Code & Formatting */
pre {
  overflow-x: auto;
  background-color: #1e1e1e;
  border: 1px solid #3a3a3a;
  padding: 1em;
  line-height: 1.4em;
}

code {
  background-color: #1e1e1e;
}

.diff0 {
  color: #ff613c;
}

.diff1 {
  color: #41ce41;
}

/* Responsive Styles */
@media (max-width: 600px) {
  .header-bio {
    gap: 1em;
  }

  img.profile {
    width: 5.5em;
    height: 5.5em;
  }
}