/* ============================================================
   blog.css — blog index + individual post pages.
   Loaded on pages with layout: blog_index or post. Builds on
   home.css for the shared chrome (matrix rain, overlays, header,
   status bar — body.bento) and adds blog-specific surfaces.
   ============================================================ */

:root {
  --blog-serif: "Iowan Old Style", "Source Serif Pro", "Source Serif 4", Georgia, "Times New Roman", serif;
  --blog-max: 760px;
}

body.bento.blog .bento-main {
  max-width: 980px;
  padding: 32px 36px 56px;
}

/* Blog inherits the same glass surface as home (--bento-card-bg
   from home.css). Long-form readability comes from the backdrop-filter
   blur, not from cranking the alpha up. */

/* Index post list sits on a single contiguous card. */
body.bento.blog .blog-list {
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
  border: 1px solid var(--bento-line);
  margin-bottom: 24px;
  padding: 0 8px;
}
body.bento.blog .blog-row:first-child { border-top: none; }
body.bento.blog .blog-row:last-child { border-bottom: none; }

/* ---- blog index: page head ------------------------------- */

.blog-page-head { margin-bottom: 32px; }
.blog-prompt {
  color: var(--bento-muted);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: lowercase;
  margin-bottom: 12px;
}
.blog-title {
  margin: 0;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--bento-ink);
  font-family: var(--bento-mono);
}
.blog-intro {
  margin: 10px 0 0;
  color: var(--bento-dim);
  font-size: 13px;
  max-width: 620px;
  line-height: 1.6;
}

/* ---- filter bar ------------------------------------------ */

.blog-filterbar {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--bento-line);
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.blog-search {
  flex: 1 1 220px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border-right: 1px solid var(--bento-line);
  min-width: 200px;
}
.blog-search .accent { font-size: 12px; flex: 0 0 auto; }
.blog-search input {
  flex: 1 1 auto;
  background: transparent;
  border: none;
  outline: none;
  color: var(--bento-ink);
  font-family: var(--bento-mono);
  font-size: 12px;
  padding: 10px 0;
  letter-spacing: 0.02em;
}
.blog-search input::placeholder { color: rgba(232,255,232,0.30); }
.blog-search-clear {
  background: transparent;
  border: none;
  color: var(--bento-muted);
  cursor: pointer;
  font-family: var(--bento-mono);
  font-size: 14px;
  padding: 4px 6px;
  visibility: hidden;
}
.blog-search.has-value .blog-search-clear { visibility: visible; }

.blog-cats {
  display: flex;
  flex: 2 1 auto;
  flex-wrap: wrap;
}
.blog-cat {
  flex: 1 1 auto;
  min-width: 80px;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-left: 1px solid var(--bento-line);
  color: var(--bento-dim);
  font-family: var(--bento-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.blog-cat:first-child { border-left: none; }
.blog-cat:hover { color: var(--bento-ink); }
.blog-cat.is-active {
  background: rgba(57,255,20,0.10);
  color: var(--bento-accent);
}
.blog-cat .cat-count { color: var(--bento-muted); font-size: 10px; }
.blog-cat.is-active .cat-count { color: var(--bento-accent); opacity: 0.7; }

/* ---- post list (index) ----------------------------------- */

.blog-list { margin-bottom: 24px; }
.blog-row {
  display: grid;
  grid-template-columns: 110px 1fr 130px 64px;
  gap: 16px;
  align-items: baseline;
  padding: 18px 8px;
  color: var(--bento-ink);
  text-decoration: none;
  border-top: 1px dotted var(--bento-line);
  transition: background .15s;
}
.blog-row:first-child { border-top: 1px solid var(--bento-line); }
.blog-row:last-child { border-bottom: 1px solid var(--bento-line); }
.blog-row:hover { background: rgba(120,255,120,0.04); }
.blog-row.is-hidden { display: none; }

.blog-row-date {
  color: var(--bento-muted);
  font-size: 11px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.blog-row-body { min-width: 0; }
.blog-row-title {
  font-family: var(--blog-serif);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--bento-ink);
}
.blog-row-arrow {
  color: var(--bento-accent);
  margin-right: 10px;
  display: inline-block;
  transition: transform .15s;
  font-family: var(--bento-mono);
}
.blog-row:hover .blog-row-arrow { transform: translateX(4px); }
.blog-row-excerpt {
  color: var(--bento-dim);
  font-size: 12px;
  line-height: 1.5;
  margin-top: 6px;
  margin-left: 22px;
  font-family: var(--blog-serif);
  font-style: italic;
}
.blog-row-cat {
  color: var(--bento-dim);
  font-size: 10px;
  text-align: right;
  border: 1px solid var(--bento-line);
  padding: 2px 8px;
  justify-self: end;
  white-space: nowrap;
  letter-spacing: 0.04em;
}
.blog-row-cat--empty { border-color: transparent; color: var(--bento-muted); }
.blog-row-mins {
  color: var(--bento-muted);
  font-size: 10px;
  text-align: right;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.blog-empty {
  padding: 48px 0;
  text-align: center;
  font-family: var(--bento-mono);
  color: var(--bento-muted);
  font-size: 12px;
}
.blog-empty-hint { margin-top: 6px; }

/* ---- bottom stats strip ---------------------------------- */

.blog-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  border: 1px solid var(--bento-line);
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
}
.blog-stat {
  padding: 14px 16px;
  border-left: 1px solid var(--bento-line);
  color: inherit;
  text-decoration: none;
}
.blog-stat:first-child { border-left: none; }
.blog-stat-val {
  color: var(--bento-ink);
  font-size: 20px;
  font-weight: 600;
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.blog-stat--rss {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--bento-dim);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 0 16px;
}
.blog-stat--rss:hover { color: var(--bento-accent); }
.blog-rss-icon { display: flex; align-items: center; color: var(--bento-accent); }

/* ---- progress bar (post pages) --------------------------- */

.blog-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: transparent;
  pointer-events: none;
  z-index: 50;
}
.blog-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--bento-accent);
  transition: width .1s linear;
  box-shadow: 0 0 8px rgba(57,255,20,0.6);
}

/* ---- breadcrumb ------------------------------------------ */

.blog-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--bento-muted);
  font-size: 11px;
  margin-bottom: 28px;
  flex-wrap: wrap;
  font-family: var(--bento-mono);
}
.blog-breadcrumb a {
  color: var(--bento-dim);
  text-decoration: none;
}
.blog-breadcrumb a:hover { color: var(--bento-ink); }
.crumb-sep { color: var(--bento-muted); }

/* ---- post head ------------------------------------------- */

.blog-post-head { margin-bottom: 36px; max-width: var(--blog-max); }
.blog-post-title {
  margin: 0;
  font-family: var(--blog-serif);
  font-size: 44px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--bento-ink);
}
.blog-post-meta {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--bento-muted);
  font-size: 11px;
  flex-wrap: wrap;
  font-family: var(--bento-mono);
}
.blog-post-progress {
  margin-left: auto;
  color: var(--bento-muted);
  font-size: 10px;
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
}

/* ---- post body (markdown content) ------------------------ */

.blog-post-body {
  font-family: var(--blog-serif);
  font-size: 18px;
  line-height: 1.7;
  color: var(--bento-ink);
  max-width: var(--blog-max);
  margin: 0 auto;
  /* Glass surface matching the homepage cards. The backdrop blur does
     the heavy lifting for readability; alpha stays low so the rain
     bleeds through. */
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
  border: 1px solid var(--bento-line);
  padding: 36px 40px;
}
@media (max-width: 768px) {
  .blog-post-body { padding: 22px 18px; }
}

.blog-post-body p {
  margin: 0 0 1.4em;
}
.blog-post-body a {
  color: var(--bento-ink);
  text-decoration: underline;
  text-decoration-color: rgba(57,255,20,0.5);
  text-underline-offset: 3px;
  transition: text-decoration-color .15s, color .15s;
}
.blog-post-body a:hover {
  color: var(--bento-accent);
  text-decoration-color: var(--bento-accent);
}

.blog-post-body em, .blog-post-body i {
  font-style: italic;
  color: var(--bento-ink);
}
.blog-post-body strong, .blog-post-body b {
  font-weight: 700;
}

.blog-post-body h2 {
  font-family: var(--blog-serif);
  font-size: 26px;
  font-weight: 600;
  margin: 2em 0 0.6em;
  letter-spacing: -0.01em;
  color: var(--bento-ink);
  line-height: 1.25;
}
.blog-post-body h2::before {
  content: "##";
  color: var(--bento-accent);
  font-family: var(--bento-mono);
  font-size: 16px;
  margin-right: 12px;
  vertical-align: baseline;
}
.blog-post-body h3 {
  font-family: var(--blog-serif);
  font-size: 21px;
  font-weight: 600;
  margin: 1.8em 0 0.5em;
  letter-spacing: -0.01em;
  color: var(--bento-ink);
}
.blog-post-body h3::before {
  content: "###";
  color: var(--bento-accent);
  font-family: var(--bento-mono);
  font-size: 13px;
  margin-right: 10px;
}

.blog-post-body blockquote {
  margin: 2em 0;
  padding: 14px 28px;
  border-left: 3px solid var(--bento-accent);
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
  font-style: italic;
  font-size: 18px;
  line-height: 1.4;
  color: var(--bento-ink);
}
.blog-post-body blockquote::before {
  content: ">";
  color: var(--bento-accent);
  font-family: var(--bento-mono);
  font-size: 16px;
  margin-right: 8px;
  font-style: normal;
}
.blog-post-body blockquote p { margin: 0 0 0.6em; }
.blog-post-body blockquote p:last-child { margin-bottom: 0; }

.blog-post-body ul, .blog-post-body ol {
  margin: 0 0 1.4em;
  padding-left: 1.4em;
}
.blog-post-body li { margin-bottom: 0.4em; }
.blog-post-body ul li::marker { color: var(--bento-accent); }

.blog-post-body code {
  font-family: var(--bento-mono);
  font-size: 0.88em;
  padding: 2px 6px;
  border: 1px solid var(--bento-line);
  background: rgba(10,12,16,0.6);
  color: var(--bento-accent);
}
.blog-post-body pre {
  font-family: var(--bento-mono);
  font-size: 13px;
  padding: 16px;
  border: 1px solid var(--bento-line);
  background: rgba(10,12,16,0.78);
  overflow-x: auto;
  margin: 1.4em 0;
  line-height: 1.55;
}
.blog-post-body pre code {
  padding: 0;
  border: none;
  background: none;
  color: var(--bento-ink);
  font-size: 13px;
}

.blog-post-body img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.4em auto;
  border: 1px solid var(--bento-line);
}

.blog-post-body hr {
  border: none;
  border-top: 1px dashed var(--bento-line);
  margin: 2em 0;
}

/* ---- end marker ------------------------------------------ */

.blog-post-end {
  margin-top: 36px;
  padding: 16px 0;
  border-top: 1px dashed var(--bento-line);
  color: var(--bento-muted);
  font-size: 11px;
  font-family: var(--bento-mono);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.blog-post-top {
  color: var(--bento-accent);
  text-decoration: none;
  font-family: var(--bento-mono);
}
.blog-post-top:hover { text-decoration: underline; }

/* ---- related posts --------------------------------------- */

.blog-related {
  margin-top: 56px;
  max-width: var(--blog-max);
  margin-left: auto;
  margin-right: auto;
}
.blog-related-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--bento-mono);
}
.blog-related-label {
  color: var(--bento-accent);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.blog-related-line {
  flex: 1 1 auto;
  border-top: 1px dashed var(--bento-line);
}
.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.blog-related-card {
  display: block;
  padding: 16px;
  border: 1px solid var(--bento-line);
  background: var(--bento-card-bg);
  -webkit-backdrop-filter: var(--bento-card-blur);
  backdrop-filter: var(--bento-card-blur);
  color: var(--bento-ink);
  text-decoration: none;
  transition: border-color .15s, background .15s;
  font-family: var(--bento-mono);
}
.blog-related-card:hover {
  border-color: var(--bento-accent);
  background: rgba(120,255,120,0.06);
}
.blog-related-meta {
  color: var(--bento-muted);
  font-size: 10px;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
  text-transform: lowercase;
}
.blog-related-title {
  font-family: var(--blog-serif);
  font-size: 15px;
  font-weight: 500;
  color: var(--bento-ink);
}

/* ---- responsive ------------------------------------------ */

@media (max-width: 768px) {
  body.bento.blog .bento-main { padding: 22px 18px 36px; }
  .blog-title { font-size: 28px; }
  .blog-post-title { font-size: 32px; }
  .blog-row {
    grid-template-columns: 90px 1fr 80px;
  }
  .blog-row-mins { display: none; }
  .blog-stats { grid-template-columns: 1fr 1fr auto; }
  .blog-stat:nth-child(3) { display: none; }
  .blog-related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .blog-row {
    grid-template-columns: 80px 1fr;
    gap: 10px;
  }
  .blog-row-cat { display: none; }
  .blog-post-body { font-size: 17px; }
  .blog-cat { min-width: 70px; padding: 8px 10px; font-size: 10px; }
}