/* ==========================================================================
   blog.css — article and listing styles for the Jekyll-rendered blog.
   Layered on top of the Webflow export; brand tokens taken from
   portfolio-site-16272b.webflow.css (#13233a navy, #0050bd blue, #e4ebf3 tint).
   ========================================================================== */

:root {
  --brand-navy: #13233a;
  --brand-blue: #0050bd;
  --brand-tint: #e4ebf3;
  --brand-muted: #71767d;
  --brand-rule: #d6dee8;
}

/* --- shared container ---------------------------------------------------- */
.post-container {
  width: 100%;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
  box-sizing: border-box;
}

/* --- header -------------------------------------------------------------- */
.post-header {
  padding-top: 24px;
}

.post-breadcrumb {
  font-size: 13px;
  line-height: 18px;
  color: var(--brand-muted);
  margin-bottom: 20px;
}

.post-breadcrumb a {
  color: var(--brand-muted);
  text-decoration: none;
}

.post-breadcrumb a:hover {
  color: var(--brand-blue);
  text-decoration: underline;
}

.post-breadcrumb span[aria-hidden] {
  margin: 0 6px;
  opacity: 0.6;
}

.post-eyebrow {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: bold;
  color: var(--brand-blue);
  margin: 0 0 10px;
}

h1.post-title {
  font-size: 38px;
  line-height: 46px;
  color: var(--brand-navy);
  margin: 0 0 16px;
}

.post-lede {
  font-size: 18px;
  line-height: 28px;
  color: #3d4753;
  margin: 0 0 16px;
}

.post-meta {
  font-size: 13px;
  line-height: 18px;
  color: var(--brand-muted);
  margin: 0;
}

/* --- hero image ---------------------------------------------------------- */
.post-hero {
  max-width: 1140px;
  margin: 28px auto 0;
  padding: 0 20px;
}

/* Most project imagery is scanned technical drawing, often under 700px wide.
   Never upscale it: `width: auto` keeps drawings at native size and sharp,
   while max-width still shrinks anything larger than the container. The border
   gives white-background drawings an edge against the white page. */
.post-hero img {
  width: auto;
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--brand-rule);
  border-radius: 4px;
}

.post-hero figcaption {
  font-size: 13px;
  line-height: 18px;
  color: var(--brand-muted);
  margin-top: 10px;
}

/* --- project summary box ------------------------------------------------- */
.fact-box {
  background-color: var(--brand-tint);
  border-left: 4px solid var(--brand-blue);
  border-radius: 4px;
  padding: 20px 24px;
  margin: 36px 0 8px;
}

.fact-box-title {
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-navy);
  margin: 0 0 14px;
}

.fact-box dl {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
  margin: 0;
}

.fact-box dt {
  font-weight: bold;
  color: var(--brand-navy);
  font-size: 14px;
  line-height: 20px;
}

.fact-box dd {
  margin: 0;
  color: #3d4753;
  font-size: 14px;
  line-height: 20px;
}

/* --- article body -------------------------------------------------------- */
.post-body {
  font-size: 16px;
  line-height: 26px;
  color: #2c3642;
  padding-top: 12px;
}

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

.post-body h2 {
  font-size: 26px;
  line-height: 32px;
  color: var(--brand-navy);
  margin: 40px 0 14px;
}

.post-body h3 {
  font-size: 19px;
  line-height: 26px;
  color: var(--brand-navy);
  margin: 30px 0 10px;
}

.post-body ul,
.post-body ol {
  margin: 0 0 20px;
  padding-left: 22px;
}

.post-body li {
  margin-bottom: 8px;
}

.post-body a {
  color: var(--brand-blue);
  text-decoration: underline;
}

.post-body strong {
  color: var(--brand-navy);
}

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

.post-body figure img {
  width: auto;
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--brand-rule);
  border-radius: 4px;
}

.post-body figcaption {
  font-size: 13px;
  line-height: 18px;
  color: var(--brand-muted);
  margin-top: 8px;
}

.post-body blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--brand-rule);
  color: #3d4753;
  font-style: italic;
}

.post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 14px;
}

.post-body th,
.post-body td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--brand-rule);
}

.post-body th {
  color: var(--brand-navy);
  border-bottom-width: 2px;
}

/* Wide content must scroll inside itself, never the page. */
.post-body .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* --- related ------------------------------------------------------------- */
.post-related {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--brand-rule);
}

.post-related-title {
  font-size: 20px;
  line-height: 26px;
  color: var(--brand-navy);
  margin: 0 0 16px;
}

.post-related-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-related-list li {
  margin-bottom: 14px;
}

.post-related-list a {
  color: var(--brand-blue);
  font-weight: bold;
  text-decoration: none;
  display: block;
}

.post-related-list a:hover {
  text-decoration: underline;
}

.post-related-list span {
  display: block;
  font-size: 14px;
  line-height: 20px;
  color: var(--brand-muted);
}

/* --- call to action ------------------------------------------------------ */
.post-cta {
  margin: 48px 0 64px;
  padding: 28px 24px;
  background-color: var(--brand-navy);
  border-radius: 4px;
  color: #fff;
}

.post-cta h2 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 28px;
  color: #fff;
}

.post-cta p {
  margin: 0 0 16px;
  color: #c9d3e0;
  font-size: 15px;
  line-height: 23px;
}

.post-cta p:last-child {
  margin-bottom: 0;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.post-cta-secondary {
  color: #fff;
  text-decoration: underline;
  font-size: 14px;
}

/* --- listing ------------------------------------------------------------- */
.blog-index-header {
  padding-top: 24px;
  margin-bottom: 8px;
}

.cluster-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 8px;
}

.cluster-chip {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--brand-rule);
  border-radius: 100px;
  font-size: 13px;
  line-height: 18px;
  color: var(--brand-navy);
  text-decoration: none;
}

.cluster-chip:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
}

.post-list {
  list-style: none;
  margin: 28px 0 56px;
  padding: 0;
}

.post-card {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--brand-rule);
}

.post-card:last-child {
  border-bottom: 1px solid var(--brand-rule);
}

.post-card-media {
  flex: 0 0 180px;
  display: block;
}

/* `contain` rather than `cover`: cropping a technical drawing to a thumbnail
   usually leaves an unreadable fragment. The tint gives the letterboxed area a
   defined edge. */
.post-card-media img {
  width: 100%;
  height: 120px;
  object-fit: contain;
  background-color: var(--brand-tint);
  display: block;
  border-radius: 4px;
}

.post-card-body {
  flex: 1 1 auto;
  min-width: 0;
}

.post-card-title {
  font-size: 20px;
  line-height: 26px;
  margin: 0 0 8px;
}

.post-card-title a {
  color: var(--brand-navy);
  text-decoration: none;
}

.post-card-title a:hover {
  color: var(--brand-blue);
}

.post-card-desc {
  font-size: 15px;
  line-height: 23px;
  color: #3d4753;
  margin: 0 0 8px;
}

/* --- responsive ---------------------------------------------------------- */
@media screen and (max-width: 767px) {
  h1.post-title {
    font-size: 28px;
    line-height: 35px;
  }

  .post-lede {
    font-size: 16px;
    line-height: 25px;
  }

  .fact-box dl {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .fact-box dd {
    margin-bottom: 10px;
  }

  .post-card {
    flex-direction: column;
    gap: 12px;
  }

  .post-card-media {
    flex-basis: auto;
  }

  .post-card-media img {
    height: 180px;
  }

  .post-body h2 {
    font-size: 22px;
    line-height: 28px;
  }
}