/* ============================================================
   Balance Codex — blog.css (v2.1.0)
   ------------------------------------------------------------
   Single post (Hero A: darkened featured image under the title),
   essays archive, author page, breadcrumbs, understated byline,
   the card grid, and pagination.

   Loads after sections.css, so .bct-section padding overrides here
   win. Reuses tokens (tokens.css), .bct-container (base.css) and the
   .bct-cta--primary button (sections.css).
   ============================================================ */

/* ---- Breadcrumbs ------------------------------------------- */
.bct-crumbs {
  font-family:    var(--font-meta);
  font-size:      0.6875rem;          /* 11px */
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color:          var(--text-secondary);
}
.bct-crumbs a            { color: var(--accent-primary); text-decoration: none; }
.bct-crumbs a:hover      { color: var(--text-primary); }
.bct-crumbs__sep         { margin: 0 0.5rem; color: var(--sand); }
.bct-crumbs__current     { color: var(--text-secondary); }
/* over a darkened hero image */
.bct-crumbs--on-img,
.bct-crumbs--on-img a,
.bct-crumbs--on-img .bct-crumbs__current { color: var(--on-dark); }
.bct-crumbs--on-img a:hover              { color: var(--white); }
.bct-crumbs--on-img .bct-crumbs__sep     { color: var(--on-dark-line); }

/* ---- Breadcrumb bar (top of every template except the front page) -- */
.bct-section--crumbs { padding: var(--space-5) 0 var(--space-4); }

/* ---- Understated byline (author · category · date · read) -- */
.bct-byline {
  font-family:    var(--font-meta);
  font-size:      0.75rem;            /* 12px */
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color:          var(--text-secondary);
  margin: 0;
}
.bct-byline a        { color: var(--text-secondary); text-decoration: none; border-bottom: var(--hairline) solid var(--sand); }
.bct-byline a:hover  { color: var(--text-primary); border-bottom-color: var(--text-primary); }
.bct-byline__dot     { margin: 0 0.5rem; color: var(--sand); }
.bct-byline--on-img,
.bct-byline--on-img a        { color: var(--on-dark-soft); }
.bct-byline--on-img a        { border-bottom-color: var(--on-dark-line); }
.bct-byline--on-img .bct-byline__dot { color: var(--on-dark-line); }

/* The single-essay hero is a dark band WHETHER OR NOT the essay has a cover
   image (.bct-post-hero--noimg falls back to a charcoal panel). The
   --on-img modifier, though, is applied only when an image exists, so on an
   image-less essay the byline fell through to the light-background rules
   above — and `a:hover { color: var(--text-primary) }` painted charcoal text
   on the charcoal panel. The link vanished under the cursor.

   Scoping the on-dark colours to the hero itself fixes both variants at once
   and makes the --on-img modifier redundant for colour (it is kept for the
   scrim-related rules elsewhere). */
.bct-post-hero .bct-byline,
.bct-post-hero .bct-byline a          { color: var(--on-dark-soft); }
.bct-post-hero .bct-byline a          { border-bottom-color: var(--on-dark-line); transition: color .18s ease, background-color .18s ease, box-shadow .18s ease; }
.bct-post-hero .bct-byline__dot       { color: var(--on-dark-line); }

/* Hover / keyboard focus: an ink-blue chip — the same accent as the blue
   tiles in the essay list. Painted with a box-shadow spread rather than
   padding so the chip gains breathing room without nudging the line. */
.bct-post-hero .bct-byline a:hover,
.bct-post-hero .bct-byline a:focus-visible {
  color:               var(--color-white);
  background-color:    var(--color-ink-blue);
  border-bottom-color: transparent;
  box-shadow:          0 0 0 0.3em var(--color-ink-blue);
  border-radius:       1px;
}

/* ---- Single post: Hero A ---------------------------------- */
.bct-post { margin: 0; }

.bct-post-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 30rem;                  /* 480px */
  background: var(--surface-elevated);
  overflow: hidden;
}
.bct-post-hero__media { position: absolute; inset: 0; }
.bct-post-hero__img   { width: 100%; height: 100%; object-fit: cover; display: block; }
.bct-post-hero__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
              rgba(20,18,16,0.30) 0%,
              rgba(20,18,16,0.42) 45%,
              rgba(20,18,16,0.82) 100%);
}
.bct-post-hero__inner {
  position: relative;
  width: 100%;
  padding-top: var(--space-7);
  padding-bottom: var(--space-8);
}
.bct-post-hero__inner .bct-crumbs { display: block; margin-bottom: var(--space-5); }
.bct-post-hero__title {
  font-family:    var(--font-display);
  font-weight:    var(--weight-medium);
  color:          var(--white);
  font-size:      clamp(1.875rem, 4vw, 3rem);
  line-height:    1.08;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-4);
  max-width: 20ch;
}
/* no featured image — charcoal band fallback */
.bct-post-hero--noimg            { min-height: 0; background: var(--text-primary); }
.bct-post-hero--noimg .bct-post-hero__inner { padding-top: var(--space-8); }

/* ---- Article body ----------------------------------------- */
.bct-section--post-body { padding: var(--space-8) 0 var(--space-4); }
.bct-article__body { max-width: 42rem; margin: 0 auto; }

/* Prose pages (e.g. /about/, /philosophy/, /ru/about/): wrap the page's
   headings + paragraphs (with inline links) in ONE core/group with class
   "bct-prose-page". It receives the same typography as an essay body, but
   as its own self-contained section — page.php prints the_content() with
   no article wrapper or container, so the box owns its width and padding. */
.bct-prose-page {
  max-width: 42rem;
  margin: 0 auto;
  padding: var(--space-9) var(--space-4);
}
@media (min-width: 768px) {
  .bct-prose-page { padding-top: var(--space-10); padding-bottom: var(--space-10); }
}
.bct-prose-page > :first-child { margin-top: 0; }
.bct-prose-page > :last-child  { margin-bottom: 0; }

.bct-article__body p,
.bct-prose-page p {
  font-size: var(--text-body);
  line-height: 1.72;
  color: var(--text-primary);
  margin: 0 0 var(--space-5);
}
.bct-article__body h2,
.bct-prose-page h2 {
  font-family: var(--font-display); font-weight: var(--weight-medium);
  font-size: 1.5rem; letter-spacing: -0.01em; line-height: 1.2;
  margin: var(--space-7) 0 var(--space-3);
}
.bct-article__body h3,
.bct-prose-page h3 {
  font-family: var(--font-display); font-weight: var(--weight-medium);
  font-size: 1.1875rem; line-height: 1.3;
  margin: var(--space-6) 0 var(--space-2);
}
.bct-article__body ul,
.bct-article__body ol,
.bct-prose-page ul,
.bct-prose-page ol { font-size: var(--text-body); line-height: 1.7; color: var(--text-primary); margin: 0 0 var(--space-5) var(--space-5); }
.bct-article__body li,
.bct-prose-page li { margin: 0 0 var(--space-1); }
.bct-article__body a,
.bct-prose-page a  { color: var(--accent-primary); text-decoration: underline; text-underline-offset: 0.15em; }
.bct-article__body a:hover,
.bct-prose-page a:hover { color: var(--text-primary); }
.bct-article__body blockquote,
.bct-prose-page blockquote {
  margin: var(--space-6) 0; padding: 0.25rem 0 0.25rem var(--space-5);
  border-left: 2px solid var(--accent-primary);
  font-style: italic; color: var(--text-secondary);
}
.bct-article__body img,
.bct-prose-page img { max-width: 100%; height: auto; }

/* tables inside long-form / legal pages — hairline rows, mono caps header */
.bct-article__body .wp-block-table { margin: 0 0 var(--space-5); overflow-x: auto; }
.bct-article__body table { width: 100%; border-collapse: collapse; font-size: var(--text-body-sm); }
.bct-article__body thead th {
  font-family: var(--font-meta); font-size: 0.6875rem; letter-spacing: 0.07em; text-transform: uppercase;
  font-weight: var(--weight-regular); text-align: left; color: var(--text-secondary);
  padding: var(--space-2) var(--space-3); border-bottom: var(--hairline) solid var(--text-primary); vertical-align: bottom;
}
.bct-article__body tbody td,
.bct-article__body tbody th {
  text-align: left; vertical-align: top; padding: var(--space-3); line-height: 1.55;
  color: var(--text-primary); border-bottom: var(--hairline) solid var(--paper-soft);
}
.bct-article__body tbody th { font-weight: var(--weight-medium); }

/* ---- In-article CTA --------------------------------------- */
.bct-section--post-cta { padding: var(--space-4) 0 var(--space-9); }
.bct-post-cta {
  max-width: 42rem; margin: 0 auto; padding: var(--space-5) 0;
  border-top:    var(--hairline) solid var(--paper-soft);
  border-bottom: var(--hairline) solid var(--paper-soft);
}
.bct-post-cta p { margin: 0 0 var(--space-4); font-size: var(--text-body-sm); color: var(--text-secondary); }

/* ---- Eyebrow ---------------------------------------------- */
.bct-eyebrow {
  font-family: var(--font-meta); font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent-primary); margin: 0 0 var(--space-5);
}

/* ---- Card grid (title over image, excerpt below) ---------- */
.bct-section--cards    { padding: var(--space-6) 0 var(--space-9); }
.bct-section--related  { padding: var(--space-7) 0 var(--space-9); }

.bct-card-grid        { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.bct-card-grid--lead  { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); margin-bottom: var(--space-6); }

.bct-card { display: flex; flex-direction: column; }
.bct-card__media {
  position: relative; aspect-ratio: 3 / 2;
  background: var(--surface-elevated); overflow: hidden;
}
.bct-card__media--noimg { background: var(--text-primary); }
.bct-card__cover { position: absolute; inset: 0; display: block; }
.bct-card__img   { width: 100%; height: 100%; object-fit: cover; display: block; }
.bct-card__scrim {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(20,18,16,0) 38%, rgba(20,18,16,0.74) 100%);
}
.bct-card__meta {
  position: absolute; top: var(--space-3); left: var(--space-4); right: var(--space-4);
  display: flex; gap: var(--space-3); pointer-events: none;
}
.bct-card__cat    { font-family: var(--font-meta); font-size: 0.625rem; letter-spacing: 0.10em; text-transform: uppercase; color: var(--on-dark); }
.bct-card__author { font-family: var(--font-meta); font-size: 0.625rem; letter-spacing: 0.07em; text-transform: uppercase; color: var(--on-dark-soft); }
.bct-card__title {
  position: absolute; left: var(--space-4); right: var(--space-4); bottom: var(--space-3); margin: 0;
  font-family: var(--font-display); font-weight: var(--weight-medium);
  font-size: 1.1875rem; line-height: 1.2; letter-spacing: -0.01em;
}
.bct-card__title a       { color: var(--white); text-decoration: none; }
.bct-card__title a:hover { color: var(--on-dark); }
.bct-card__excerpt { font-size: 0.875rem; line-height: 1.55; color: var(--text-secondary); margin: var(--space-3) 0 var(--space-2); }
.bct-card__date    { font-family: var(--font-meta); font-size: 0.6875rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--sand); margin-top: auto; }

/* lead row — the two most recent essays, wider with a larger title */
.bct-card-grid--lead .bct-card__media { aspect-ratio: 16 / 9; }
.bct-card-grid--lead .bct-card__title { font-size: 1.5rem; }

/* ---- Archive header --------------------------------------- */
.bct-section--archive-head { padding: var(--space-7) 0 var(--space-2); }
.bct-arc-head .bct-crumbs  { display: block; margin-bottom: var(--space-5); }
.bct-arc-head__title {
  font-family: var(--font-display); font-weight: var(--weight-medium);
  font-size: clamp(1.875rem, 3.4vw, 2.5rem); letter-spacing: -0.015em; margin: 0 0 var(--space-3);
}
.bct-arc-head__intro { font-size: var(--text-body); color: var(--text-secondary); max-width: 54ch; margin: 0; }

/* ---- Author hero ------------------------------------------ */
.bct-section--author-head { padding: var(--space-9) 0 0; }
.bct-author-hero .bct-crumbs { display: block; margin-bottom: var(--space-5); }
.bct-author-hero__row { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); align-items: start; }
.bct-author-hero__media { grid-column: 1; }
.bct-author-hero__text  { grid-column: 2 / 4; }
.bct-author-hero__photo { width: 100%; height: auto; display: block; background: var(--surface-elevated); }
.bct-author-hero__photo-fallback {
  width: 100%; aspect-ratio: 4 / 5; display: flex; align-items: center; justify-content: center;
  background: var(--surface-elevated); border: var(--hairline) solid var(--paper-soft);
  font-family: var(--font-display); font-size: 3rem; font-weight: var(--weight-medium); color: var(--sand);
}
.bct-author-hero__role { font-family: var(--font-meta); font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-primary); margin: 0 0 var(--space-2); }
.bct-author-hero__name { font-family: var(--font-display); font-weight: var(--weight-medium); font-size: 2.25rem; letter-spacing: -0.015em; margin: 0 0 var(--space-4); }
@media (min-width:768px){ .bct-author-hero__name { font-size: var(--text-display); } }  /* 46px — same as .bct-hero__h1 */
.bct-author-hero__bio  { font-size: var(--text-body-sm); line-height: 1.7; color: var(--text-primary); max-width: 56ch; margin: 0 0 var(--space-4); }
.bct-author-hero__bio a { color: var(--accent-primary); text-decoration: underline; text-underline-offset: 0.15em; }
.bct-author-hero__bio a:hover { color: var(--text-primary); }
.bct-author-hero__stats { display: flex; gap: var(--space-7); }
.bct-author-hero__social { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-5); margin-top: var(--space-5); }
.bct-stat b    { display: block; font-family: var(--font-display); font-size: 1.5rem; font-weight: var(--weight-medium); color: var(--text-primary); line-height: 1; margin-bottom: 0.25rem; }
.bct-stat span { font-family: var(--font-meta); font-size: 0.6875rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); }
.bct-author-rule { max-width: var(--container-max); margin: var(--space-6) auto 0; border-top: var(--hairline) solid var(--paper-soft); }

/* ---- Pagination ------------------------------------------- */
.bct-pagination { padding-top: var(--space-7); }
.bct-pagination .nav-links { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.bct-pagination .page-numbers {
  font-family: var(--font-meta); font-size: 0.8125rem; letter-spacing: 0.05em;
  color: var(--accent-primary); text-decoration: none;
  padding: 0.4rem 0.7rem; border: var(--hairline) solid var(--paper-soft);
}
.bct-pagination .page-numbers.current { color: var(--text-primary); border-color: var(--text-primary); }
.bct-pagination .page-numbers:hover   { color: var(--text-primary); border-color: var(--sand); }

/* ---- Latest Essays block (home page / anywhere placed) ---- */
.bct-section--latest-essays { padding: var(--space-9) 0; }
.bct-latest__header { margin-bottom: var(--space-6); }
.bct-latest__header .bct-eyebrow { margin-bottom: var(--space-3); }
.bct-latest__sub { font-size: var(--text-body); line-height: 1.6; color: var(--text-secondary); max-width: 54ch; margin: 0; }
.bct-latest__more { margin: var(--space-6) 0 0; }

/* ---- Responsive ------------------------------------------- */
@media (max-width: 1023px) {
  .bct-card-grid { grid-template-columns: repeat(2, 1fr); }
  .bct-card-grid--lead .bct-card__media { aspect-ratio: 3 / 2; }
  .bct-card-grid--lead .bct-card__title { font-size: 1.1875rem; }
}
@media (max-width: 767px) {
  .bct-card-grid,
  .bct-card-grid--lead { grid-template-columns: 1fr; }
  .bct-post-hero { min-height: 22rem; }
  .bct-author-hero__row { grid-template-columns: 1fr; gap: var(--space-5); }
  .bct-author-hero__media,
  .bct-author-hero__text { grid-column: auto; max-width: none; }
}