/* ============================================================
   VERRO — BLOG
   Listing page · Individual post · Sidebar · Related posts
   ============================================================ */

/* ── Blog listing hero ────────────────────────────── */
.blog-hero {
  padding: var(--s20) 0 var(--s16);
  border-bottom: 1px solid var(--hairline);
}

.blog-hero__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.05;
  letter-spacing: -1.5px;
  color: var(--ink);
  margin-bottom: var(--s5);
}

.blog-hero__desc {
  font-family: 'Newsreader', serif;
  font-size: 19px;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 520px;
}

/* ── Category filters ─────────────────────────────── */
.blog-filters {
  display: flex;
  gap: var(--s3);
  flex-wrap: wrap;
  padding: var(--s6) 0;
  border-bottom: 1px solid var(--hairline);
}

.blog-filter {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: var(--r-full);
  border: 1px solid var(--hairline);
  background: transparent;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.14s;
  cursor: pointer;
}

.blog-filter:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.blog-filter--active {
  background: var(--fairway);
  color: var(--mist);
  border-color: var(--fairway);
}

/* ── Blog post grid ───────────────────────────────── */
.blog-grid-section {
  padding: var(--s16) 0 var(--section-v);
}

/* Featured post (first post, full width) */
.blog-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: var(--s12) 0;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: var(--s12);
  text-decoration: none;
  color: inherit;
}

@media (max-width: 860px) {
  .blog-featured {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

.blog-featured:hover .blog-featured__title { color: var(--fairway); }

.blog-featured__image {
  aspect-ratio: 16 / 10;
  background: var(--mist);
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-featured__image-placeholder {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.blog-featured__meta {
  display: flex;
  align-items: center;
  gap: var(--s4);
  margin-bottom: var(--s5);
}

.blog-cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--bentgrass-text);
}

.blog-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--text-tertiary);
}

.blog-featured__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(22px, 2.5vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.6px;
  color: var(--ink);
  margin-bottom: var(--s4);
  transition: color 0.14s;
}

.blog-featured__excerpt {
  font-family: 'Newsreader', serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: var(--s6);
}

.blog-read-more {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--bentgrass-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-read-more::after { content: '→'; }

/* Post card grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 900px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .blog-grid { grid-template-columns: 1fr; } }

.blog-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  border-radius: var(--r-lg);
  border: 1px solid var(--hairline);
  background: var(--paper);
  overflow: hidden;
  transition: box-shadow 0.14s, transform 0.14s;
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.blog-card__image {
  aspect-ratio: 16 / 9;
  background: var(--mist);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--hairline);
}

.blog-card__image-placeholder {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}

.blog-card__body {
  padding: 24px 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--s4);
  margin-bottom: var(--s4);
}

.blog-card__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 17px;
  line-height: 1.3;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin-bottom: var(--s3);
  transition: color 0.14s;
}

.blog-card:hover .blog-card__title { color: var(--fairway); }

.blog-card__excerpt {
  font-family: 'Newsreader', serif;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--text-secondary);
  flex: 1;
}

/* ── Blog post layout ─────────────────────────────── */
.post-header {
  padding: var(--s16) 0 var(--s12);
  border-bottom: 1px solid var(--hairline);
}

.post-header__meta {
  display: flex;
  align-items: center;
  gap: var(--s4);
  margin-bottom: var(--s6);
}

.post-header__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(30px, 4.5vw, 52px);
  line-height: 1.06;
  letter-spacing: -1.5px;
  color: var(--ink);
  max-width: 800px;
  margin-bottom: var(--s6);
}

.post-header__intro {
  font-family: 'Newsreader', serif;
  font-size: 20px;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 660px;
}

.post-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 64px;
  padding: var(--s16) 0 var(--section-v);
  align-items: start;
}

@media (max-width: 960px) {
  .post-body { grid-template-columns: 1fr; }
  .post-sidebar { order: -1; }
}

/* Article prose */
.post-content {
  font-family: 'Newsreader', serif;
  font-size: 18px;
  line-height: 1.75;
  color: var(--ink);
  max-width: 680px;
}

.post-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 26px;
  letter-spacing: -0.5px;
  color: var(--fairway);
  margin: 56px 0 20px;
  line-height: 1.2;
}

.post-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.3px;
  color: var(--ink);
  margin: 36px 0 14px;
  line-height: 1.25;
}

.post-content p { margin-bottom: 22px; }

.post-content p:last-child { margin-bottom: 0; }

.post-content ul,
.post-content ol {
  margin: 20px 0 24px 24px;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.post-content ol { list-style: decimal; }

.post-content li { line-height: 1.65; }

.post-content strong { font-weight: 600; }

.post-content em { font-style: italic; }

.post-content a {
  color: var(--fairway);
  text-decoration: underline;
  text-decoration-color: rgba(31, 58, 46, 0.35);
  text-underline-offset: 3px;
}

.post-content a:hover { text-decoration-color: var(--fairway); }

.post-callout {
  background: var(--mist);
  border-left: 3px solid var(--brass);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 20px 24px;
  margin: 28px 0;
  font-family: 'Newsreader', serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
}

/* Sidebar */
.post-sidebar {
  position: sticky;
  top: 88px;
}

@media (max-width: 960px) {
  /* The sidebar reflows above the article on mobile (see .post-body rule
     above). Sticky positioning only makes sense in the two-column desktop
     layout; left on, it pins the TOC/CTA block over the article text as
     the page scrolls. */
  .post-sidebar {
    position: static;
    top: auto;
  }
}

.sidebar-toc {
  background: var(--paper);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: 24px;
  margin-bottom: var(--s6);
}

.sidebar-toc__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--bentgrass-text);
  margin-bottom: var(--s5);
}

.sidebar-toc__list {
  display: flex;
  flex-direction: column;
  gap: var(--s3);
  list-style: none;
}

.sidebar-toc__list a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  line-height: 1.4;
  display: block;
  padding: 2px 0;
  border-left: 2px solid transparent;
  padding-left: 10px;
  transition: all 0.14s;
}

.sidebar-toc__list a:hover,
.sidebar-toc__list a.active {
  color: var(--fairway);
  border-left-color: var(--brass);
}

.sidebar-cta {
  background: var(--fairway);
  border-radius: var(--r-md);
  padding: 24px;
}

.sidebar-cta__title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--mist);
  margin-bottom: var(--s3);
  letter-spacing: -0.2px;
}

.sidebar-cta__desc {
  font-family: 'Newsreader', serif;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(237, 234, 226, 0.65);
  margin-bottom: var(--s5);
}

/* Related posts */
.related-posts {
  padding: var(--s16) 0 var(--section-v);
  border-top: 1px solid var(--hairline);
}

.related-posts__title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--bentgrass-text);
  margin-bottom: var(--s8);
  display: flex;
  align-items: center;
  gap: 12px;
}

.related-posts__title::before {
  content: '';
  display: block;
  width: 22px;
  height: 1px;
  background: var(--brass);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 860px) { .related-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .related-grid { grid-template-columns: 1fr; } }