/* Blog pages (articles + index) — builds on .content-page; warm paper palette
   via ui-tokens.css vars. Outline rail mirrors public/reader.css
   .reader-outline*. */

.blog-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  max-width: 1120px;
  margin: 0 auto;
}

.blog-layout:has(.blog-outline) {
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 1080px) {
  .blog-layout:has(.blog-outline) {
    grid-template-columns: 220px minmax(0, 1fr);
  }
}

.content-page {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 20px 90px;
}

.blog-layout .content-page {
  margin: 0;
  max-width: none;
  min-width: 0;
}

/* Floating outline rail — same pattern as .reader-outline. */
.blog-outline {
  align-self: stretch;
  border-right: 1px solid color-mix(in oklab, currentColor 10%, transparent);
}

/* Pin below the 70px sticky header (reader calc). */
.blog-outline-inner {
  position: sticky;
  top: calc(86px + var(--preview-bar-height, 0px));
  max-height: calc(100vh - 104px - var(--preview-bar-height, 0px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding-right: 14px;
}

.blog-outline-inner > strong {
  display: block;
  flex: none;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted, #6b635a);
  margin-bottom: 8px;
}

.blog-outline nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
}

.blog-outline a {
  display: block;
  font-size: 12.5px;
  line-height: 1.45;
  padding: 4px 8px;
  border-radius: var(--r-sm, 6px);
  color: var(--muted, #6b635a);
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  border-left: 2px solid transparent;
}

.blog-outline a[data-level="2"] {
  padding-left: 18px;
}

.blog-outline a[data-level="3"] {
  padding-left: 30px;
  font-size: var(--fs-label, 12px);
}

.blog-outline a:hover {
  color: inherit;
  background: color-mix(in oklab, currentColor 5%, transparent);
}

.blog-outline a.is-active {
  color: inherit;
  font-weight: 600;
  border-left-color: var(--accent, #5b4bd4);
  background: color-mix(in oklab, var(--accent, #5b4bd4) 7%, transparent);
}

@media (max-width: 1079px) {
  .blog-outline {
    border-right: 0;
    border-bottom: 1px solid color-mix(in oklab, currentColor 10%, transparent);
  }

  .blog-outline-inner {
    position: static;
    max-height: 180px;
    padding: 0 0 14px;
  }
}

/* Prose */
.content-page h1 {
  font: 600 clamp(2rem, 4.4vw, 3rem)/1.08 'Newsreader', serif;
  letter-spacing: -0.025em;
  margin: 0 0 14px;
}

.content-page h2 {
  font: 600 1.5rem/1.2 'Newsreader', serif;
  letter-spacing: -0.02em;
  margin: 44px 0 12px;
  padding-top: 26px;
  border-top: 1px solid var(--line, #e4dfd2);
}

.content-page h3 {
  font: 600 1.08rem/1.3 var(--sans, 'IBM Plex Sans', sans-serif);
  margin: 26px 0 8px;
}

.content-page p,
.content-page li {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--ink, #262019);
  max-width: 72ch;
}

.content-page h1 + p,
.blog-lead {
  font-size: 1.06rem;
  line-height: 1.7;
}

.content-page ul,
.content-page ol {
  padding-left: 22px;
  margin: 10px 0;
}

.content-page li {
  margin: 6px 0;
}

.content-page a {
  color: var(--accent, #5b4bd4);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.content-page code {
  font: 400 0.85em 'IBM Plex Mono', monospace;
  background: var(--paper, #f6f0e5);
  padding: 1px 5px;
  border-radius: 5px;
}

.content-page pre {
  background: var(--ink, #262019);
  color: #f6f0e5;
  padding: 14px 16px;
  border: 1px solid var(--line-strong, #d8cbb8);
  border-radius: 10px;
  overflow-x: auto;
  margin: 14px 0;
}

.content-page pre code {
  display: block;
  background: transparent;
  padding: 0;
  color: inherit;
  font-size: 0.8rem;
  line-height: 1.55;
  white-space: pre;
}

.content-page sup.cite {
  line-height: 0;
}

.content-page sup.cite a {
  text-decoration: none;
  font-size: 0.72em;
}

.content-page ol.sources {
  margin-top: 8px;
}

.content-page ol.sources li {
  font-size: 0.82rem;
  color: var(--muted, #6b635a);
  word-break: break-all;
}

.content-meta {
  color: var(--muted, #6b635a);
  font-size: 0.8rem;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 0 0 8px;
}

/* Tables — compact, scroll inside the wrapper, never stretch the column. */
.table-scroll {
  overflow-x: auto;
  margin: 16px 0;
  border: 1px solid var(--line-strong, #d8cbb8);
  border-radius: 12px;
  background: var(--surface, #fffdf8);
}

.table-scroll .gen-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0;
  font-size: 0.8125rem;
}

.gen-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.85rem;
  background: var(--surface, #fffdf8);
  border: 1px solid var(--line-strong, #d8cbb8);
  border-radius: 12px;
  overflow: hidden;
}

.gen-table th {
  font: 700 0.66rem/1.2 var(--sans, 'IBM Plex Sans', sans-serif);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted, #6b635a);
  text-align: left;
  white-space: nowrap;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line, #e4dfd2);
}

.gen-table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--line, #e4dfd2);
  vertical-align: top;
  text-align: left;
}

.gen-table tbody tr:nth-child(even) td {
  background: color-mix(in oklab, var(--ink, #262019) 2.5%, transparent);
}

.gen-table tbody tr:last-child td {
  border-bottom: 0;
}

/* Index cards */
.blog-cards {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

@media (min-width: 800px) {
  .blog-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.blog-card {
  border: 1px solid var(--line, #e4dfd2);
  border-radius: 12px;
  background: var(--surface, #fffdf8);
  padding: 18px 20px;
  transition: transform 140ms ease, box-shadow 140ms ease;
}

.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px color-mix(in oklab, var(--ink, #262019) 8%, transparent);
}

.blog-card h2 {
  font: 600 1.15rem/1.25 'Newsreader', serif;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
  padding-top: 0;
  border-top: 0;
}

.blog-card h2 a {
  color: var(--ink, #262019);
  text-decoration: none;
}

.blog-card h2 a:hover {
  text-decoration: underline;
}

.blog-card time {
  display: block;
  font: 700 0.66rem/1 var(--sans, 'IBM Plex Sans', sans-serif);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted, #6b635a);
  margin-bottom: 6px;
}

.blog-card p {
  margin: 6px 0 0;
  font-size: 0.9rem;
  color: var(--muted, #6b635a);
}

/* Breadcrumb — muted trail above .content-meta. */
.breadcrumb {
  font: 500 0.72rem/1.4 var(--sans, 'IBM Plex Sans', sans-serif);
  color: var(--muted, #6b635a);
  margin: 0 0 14px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumb li + li::before {
  content: "›";
  margin: 0 7px;
  color: var(--muted, #6b635a);
}

.breadcrumb a {
  color: var(--accent, #a34d2a);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb li[aria-current] {
  max-width: 42ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Related — declared internal links from the draft front matter. */
.content-page aside.related {
  margin: 28px 0;
  padding: 14px 18px;
  border: 1px solid var(--line, #e0d6c4);
  border-radius: 10px;
  background: var(--paper-2, #fbf7ee);
}

.content-page aside.related h2 {
  font-size: 0.95rem;
  margin: 0 0 8px;
  padding-top: 0;
  border-top: 0;
}

.content-page aside.related ul {
  margin: 0;
  padding-left: 18px;
}

.content-page aside.related li {
  font-size: 0.86rem;
  margin: 4px 0;
}