/* Blog-only additions. Colors and typography come from styles.css. */
.blog-page main.container {
  max-width: 780px;
}

.blog-page .blog-heading {
  margin-bottom: 38px;
}

.blog-page .blog-description,
.blog-page .post-meta {
  color: var(--ink-soft);
}

.blog-page .blog-description {
  margin: 12px 0 0;
}

.blog-page .post-preview {
  padding: 4px 0 28px;
  border-bottom: 1px solid var(--rule);
}

.blog-page .post-preview h3 {
  font-size: 1.55rem;
  margin: 0 0 8px;
}

.blog-page .post-preview h3 a {
  color: var(--ink);
}

.blog-page .post-preview h3 a:hover {
  color: var(--accent);
}

.blog-page .post-meta {
  font-size: 0.94rem;
  margin: 0;
}

.blog-page .post-meta span + span::before {
  content: " · ";
  white-space: pre;
  color: var(--muted);
}

.blog-page .post-preview p:last-child {
  margin-bottom: 0;
}

.blog-page .back-to-blog {
  display: inline-block;
  margin-bottom: 24px;
  font-size: 0.97rem;
}

.blog-page .post-header {
  text-align: center;
  margin: 0 0 34px;
}

.blog-page .post-header h1 {
  margin-bottom: 14px;
}

.blog-page .post-header .post-meta {
  margin-top: 5px;
}

.blog-page .post-body {
  font-size: 1.08rem;
  line-height: 1.75;
  overflow-wrap: break-word;
}

.blog-page .post-body p {
  margin: 0 0 20px;
}

.blog-page .post-body section + section {
  margin-top: 42px;
}

.blog-page .placeholder-note {
  padding: 13px 17px;
  border-left: 3px solid var(--accent);
  background: var(--bg-alt);
  color: var(--ink-soft);
  font-size: 1rem;
}

.blog-page .post-figure {
  margin: 28px 0;
}

.blog-page .post-figure img,
.blog-page .post-figure svg {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
  border-radius: 8px;
}

.blog-page .post-figure figcaption {
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.55;
  text-align: center;
  margin-top: 12px;
}

.blog-page .diagram {
  background: var(--bg-alt);
  color: var(--ink);
  font-family: var(--sans);
}

.blog-page .diagram .diagram-box {
  fill: var(--bg);
  stroke: var(--rule-strong);
  stroke-width: 1.5;
}

.blog-page .diagram .diagram-policy {
  stroke: var(--accent);
}

.blog-page .diagram .diagram-flow {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
}

.blog-page .diagram .diagram-arrow {
  fill: var(--accent);
}

.blog-page .diagram text {
  fill: currentColor;
  text-anchor: middle;
  font-size: 19px;
}

.blog-page .diagram .diagram-label {
  fill: var(--ink-soft);
  font-size: 16px;
}

.blog-page .equation {
  position: relative;
  padding: 10px 35px 10px 0;
  margin: 22px 0;
}

.blog-page .equation-math {
  overflow-x: auto;
  padding: 3px 0;
}

.blog-page .equation-number {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.blog-page .katex {
  font-size: 1.08em;
}

.blog-page .katex-display {
  margin: 0.65em 0;
}

.blog-page .post-aside {
  border-left: 3px solid var(--rule-strong);
  background: var(--bg-alt);
  border-radius: 0 6px 6px 0;
  margin: 24px 0;
  padding: 12px 17px;
}

.blog-page .post-aside summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
}

.blog-page .post-aside[open] summary {
  margin-bottom: 12px;
}

.blog-page .post-aside p:last-child {
  margin-bottom: 0;
}

.blog-page .references {
  padding-left: 26px;
  font-size: 0.98rem;
}

.blog-page .references li {
  padding-left: 5px;
  margin-bottom: 18px;
}

.blog-page .references li::marker {
  color: var(--accent);
}

.blog-page .citation {
  white-space: nowrap;
}

.blog-page :target {
  scroll-margin-top: 24px;
}

.blog-page .references li:target {
  background: var(--selection);
}

.blog-page .post-end {
  border-top: 1px solid var(--rule);
  margin-top: 36px;
  padding-top: 22px;
}

.blog-page :focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

@media (max-width: 560px) {
  .blog-page .post-header {
    margin-bottom: 28px;
  }

  .blog-page .post-body {
    font-size: 1.04rem;
  }

  .blog-page .equation {
    padding-right: 26px;
  }

  .blog-page .diagram {
    max-width: 400px;
    margin-inline: auto;
  }

  .blog-page .diagram text {
    font-size: 36px;
  }

  .blog-page .diagram .diagram-label {
    font-size: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html:has(.blog-page) {
    scroll-behavior: auto;
  }

  .blog-page a {
    transition: none;
  }
}