/* ============================================================
   Metatron — blog
   Article + index typography, built on the marketing design
   tokens in styles.css (emerald accent, Space Grotesk / Hanken
   Grotesk / JetBrains Mono). Load AFTER styles.css.
   ============================================================ */

/* ---------- shared page frame ---------- */
.blog-main { padding-top: 92px; }            /* clear the fixed nav */
.blog-wrap { max-width: 760px; }             /* comfortable reading measure */

.crumb {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  margin-bottom: 28px;
}
.crumb a { color: var(--ink-soft); }
.crumb a:hover { color: var(--accent); }
.crumb span { color: var(--ink-faint); padding: 0 8px; }

/* ============================================================
   ARTICLE
   ============================================================ */
.article-head { margin: 8px 0 40px; }
.article-head .kicker { color: var(--accent); display: block; margin-bottom: 18px; }
.article-head h1 {
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.04;
  margin: 0 0 20px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-mute);
}
.article-meta .dot { color: var(--ink-faint); }
.article-lede {
  margin-top: 26px;
  font-size: clamp(19px, 2.4vw, 22px);
  line-height: 1.55;
  color: var(--ink-soft);
}

/* ---------- prose ---------- */
.prose { font-size: 18px; line-height: 1.72; color: var(--ink); }
.prose > * + * { margin-top: 1.35em; }
.prose h2 {
  font-size: clamp(24px, 3.4vw, 30px);
  line-height: 1.12;
  margin-top: 2em;
  margin-bottom: 0.1em;
  scroll-margin-top: 100px;
}
.prose h3 {
  font-size: 20px;
  margin-top: 1.7em;
  margin-bottom: 0.1em;
  color: var(--ink);
}
.prose p { color: var(--ink-soft); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose em { color: var(--ink); }
.prose a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-dim);
  transition: border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.prose a:hover { color: var(--accent-bright); border-bottom-color: var(--accent); }

.prose ul, .prose ol { padding-left: 1.3em; color: var(--ink-soft); }
.prose li { margin-top: 0.5em; }
.prose li::marker { color: var(--accent-dim); }

.prose hr {
  border: 0;
  height: 1px;
  background: var(--line);
  margin: 2.6em 0;
}

/* inline code */
.prose code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.12em 0.4em;
  color: var(--accent-bright);
}

/* code block */
.prose pre {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.6;
}
.prose pre code {
  background: none;
  border: 0;
  padding: 0;
  color: var(--ink-soft);
  font-size: inherit;
}

/* embedded video — responsive 16:9 */
.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 1.8em 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.6);
}
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* anchors styled as buttons keep their button look, not the prose-link color/underline */
.prose a.btn,
.prose a.btn:hover { border-bottom: 0; }
.prose a.btn-primary,
.prose a.btn-primary:hover { color: var(--accent-ink); }
.prose a.btn-ghost,
.prose a.btn-ghost:hover { color: var(--ink); }

/* pull-aside / callout */
.callout {
  border-left: 2px solid var(--accent);
  background: var(--accent-wash);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 20px;
  font-size: 16.5px;
  color: var(--ink-soft);
}
.callout strong { color: var(--ink); }

/* blockquote / pull-quote */
.prose blockquote {
  border: 0;
  margin: 1.8em 0;
  padding: 0;
  font-family: var(--display);
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.prose blockquote p { color: var(--ink); }

/* ---------- article foot ---------- */
.article-foot {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.article-foot .foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  color: var(--ink-mute);
  font-size: 14px;
}
.article-byline .mark {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--bg-2);
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
}
.article-byline b { color: var(--ink); font-weight: 600; }

/* ============================================================
   BLOG INDEX
   ============================================================ */
.blog-index-head { margin: 8px 0 44px; }
.blog-index-head .kicker { color: var(--accent); display: block; margin-bottom: 16px; }
.blog-index-head h1 { font-size: clamp(34px, 6vw, 50px); margin-bottom: 14px; }
.blog-index-head p { color: var(--ink-soft); font-size: 18px; max-width: 60ch; }

.post-list { display: flex; flex-direction: column; gap: 18px; }
.post-card {
  display: block;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 30px;
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease), background 0.18s var(--ease);
}
.post-card:hover {
  border-color: var(--line-strong);
  background: var(--bg-3);
  transform: translateY(-2px);
}
.post-card-tag {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.post-card h2 {
  font-size: clamp(21px, 3vw, 27px);
  line-height: 1.12;
  margin: 12px 0 10px;
  color: var(--ink);
}
.post-card-excerpt { color: var(--ink-soft); font-size: 16.5px; line-height: 1.6; }
.post-card-meta {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-mute);
  display: flex; gap: 14px; align-items: center;
}
.post-card-meta .dot { color: var(--ink-faint); }
.post-card .read-arrow { color: var(--accent); }

@media (max-width: 640px) {
  .post-card { padding: 22px 22px; }
  .prose { font-size: 17px; }
}