/* ============================================================
   Archive + Article templates — Blog & Case Studies
   Built on colors_and_type.lin-css + kit.lin-css. Reuses pa- scaffolding
   for the hero band and closing CTA.
   ============================================================ */

/* ---------- ARCHIVE HERO (light) ---------- */
/* Scoped away from homepage .lin-hero in styles.css */
.lin-blog-hero { background: var(--paper); padding: 168px 0 56px; border-bottom: 1px solid var(--line); }
.lin-blog-hero-inner { max-width: 1640px; margin: 0 auto; padding: 0 56px; }
.lin-blog-hero h1 { font-size: clamp(40px, 5.4vw, 76px); font-weight: 400; letter-spacing: -.028em; line-height: 1.03; color: var(--ink); max-width: 16ch; text-wrap: balance; }
.lin-blog-hero h1 .lin-dot { color: var(--moss); }
.lin-blog-hero p { margin-top: 22px; font-size: 21px; line-height: 1.5; color: var(--muted); max-width: 60ch; }
.lin-blog-hero .lin-lk-eyebrow { display: inline-flex; margin-bottom: 18px; }

/* ---------- FILTER BAR ---------- */
.lin-filters { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.82); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); border-bottom: 1px solid var(--line); }
.lin-filters-inner { max-width: 1640px; margin: 0 auto; padding: 18px 56px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.lin-chip { border: 1px solid var(--line-2); background: #fff; color: var(--ink-2); font-family: var(--sans); font-size: 14.5px; font-weight: 600; padding: 9px 18px; border-radius: 999px; cursor: pointer; transition: all .18s var(--ease); white-space: nowrap; }
.lin-chip:hover { border-color: var(--ink-2); color: var(--ink); }
.lin-chip.lin-chip--on { background: var(--ink); border-color: var(--ink); color: #fff; }
.lin-chip-count { opacity: .55; margin-left: 6px; font-weight: 600; }
.lin-search { margin-left: auto; position: relative; }
.lin-search input { width: 248px; border: 1px solid var(--line-2); border-radius: 999px; padding: 10px 16px 10px 40px; font-family: var(--sans); font-size: 14.5px; color: var(--ink); background: #fff; transition: border-color .18s var(--ease), width .22s var(--ease); }
.lin-search input:focus { outline: none; border-color: var(--moss); width: 280px; }
.lin-search .lin-lic { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--muted-2); }

/* ---------- CONTENT GRID ---------- */
.lin-grid-wrap { background: var(--paper); padding: 64px 0 110px; }
.lin-grid-inner { max-width: 1640px; margin: 0 auto; padding: 0 56px; }
.lin-count { font-size: 14px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 28px; }

/* Blog archive cards — scoped so industry/deliver .lin-card rules cannot leak in.
   styles.css has bare `.lin-card { grid-column: span 2; padding: 36px 34px }` which
   collapsed this grid to one oversized card per row. */
.lin-blog-archive .lin-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px 30px;
  align-items: stretch;
}
.lin-blog-archive .lin-card {
  position: relative;
  display: flex;
  flex-direction: column;
  grid-column: auto !important;
  width: 100% !important;
  max-width: 100% !important;
  height: 100% !important;
  min-height: 0;
  min-width: 0;
  flex: none !important;
  padding: 0 !important;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--sh-sm);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
  box-sizing: border-box;
}
.lin-blog-archive .lin-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); }
.lin-blog-archive .lin-card-media {
  position: relative;
  flex: 0 0 auto;
  aspect-ratio: 16 / 10;
  width: 100%;
  background: var(--surface-2);
  overflow: hidden;
}
.lin-blog-archive .lin-card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.lin-blog-archive .lin-card-media .lin-img-placeholder { position: absolute; inset: 0; border: none; background: linear-gradient(135deg, var(--surface-2), #e3e2df); }
.lin-blog-archive .lin-card-body {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  box-sizing: border-box;
}
.lin-blog-archive .lin-tag {
  align-self: flex-start;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--moss);
  background: var(--surface-2);
  border-radius: 999px;
  padding: 5px 12px;
  margin-bottom: 14px;
}
.lin-blog-archive .lin-card__title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -.014em;
  color: var(--ink);
  text-wrap: pretty;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  margin: 0;
}
.lin-blog-archive .lin-card-excerpt,
.lin-blog-archive .lin-card p {
  margin: 11px 0 0;
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  flex: 1 1 auto;
}
.lin-blog-archive .lin-card-footer {
  margin-top: auto;
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.lin-blog-archive .lin-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--muted-2);
  flex-wrap: wrap;
}
.lin-blog-archive .lin-card-meta .lin-dot-sep { width: 3px; height: 3px; border-radius: 50%; background: var(--muted-2); flex-shrink: 0; }
.lin-blog-archive .lin-card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--moss);
}
.lin-blog-archive .lin-card:hover .lin-card-arrow .lin-lic { transform: translateX(4px); }
.lin-blog-archive .lin-card-arrow .lin-lic { transition: transform .2s var(--ease); display: inline-flex; }

/* featured (first) card — case studies; must beat grid-column: auto !important above */
.lin-blog-archive .lin-card.lin-card--feature { grid-column: span 2 !important; flex-direction: row; }
.lin-blog-archive .lin-card.lin-card--feature .lin-card-media { aspect-ratio: auto; flex: 0 0 48%; min-height: 100%; }
.lin-blog-archive .lin-card.lin-card--feature .lin-card-body { padding: 40px 44px; justify-content: center; }
.lin-blog-archive .lin-card.lin-card--feature .lin-card__title { font-size: 30px; letter-spacing: -.02em; -webkit-line-clamp: 4; }
.lin-blog-archive .lin-card.lin-card--feature p { font-size: 17px; }
.lin-blog-archive .lin-card.lin-card--feature .lin-card-footer { padding-top: 24px; }

/* metric chips on case study cards */
.lin-metrics { display: flex; gap: 26px; margin-top: 22px; }
.lin-metric .lin-v { font-size: 27px; font-weight: 500; letter-spacing: -.02em; color: var(--ink); }
.lin-metric .lin-v .lin-pos { color: var(--moss); }
.lin-metric .lin-k { font-size: 12.5px; color: var(--muted); margin-top: 2px; }

.lin-empty { padding: 80px 0; text-align: center; color: var(--muted); font-size: 18px; }

@media (max-width: 1080px) {
  .lin-blog-hero-inner, .lin-filters-inner, .lin-grid-inner { padding-left: 32px; padding-right: 32px; }
  .lin-blog-archive .lin-grid { grid-template-columns: repeat(2, 1fr); }
  .lin-blog-archive .lin-card.lin-card--feature { grid-column: span 2; flex-direction: column; }
  .lin-blog-archive .lin-card.lin-card--feature .lin-card-media { aspect-ratio: 16/10; flex: none; }
  .lin-blog-archive .lin-card.lin-card--feature .lin-card-body { padding: 28px 30px 32px; }
  .lin-search { display: none; }
}
@media (max-width: 640px) {
  .lin-blog-archive .lin-grid { grid-template-columns: 1fr; }
  .lin-blog-archive .lin-card.lin-card--feature { grid-column: span 1; }
}

/* ============================================================
   ARTICLE (Blog Post) + CASE STUDY detail
   ============================================================ */
.lin-article-hero { background: var(--paper); padding: 150px 0 0; }
.lin-article-hero-inner { max-width: 920px; margin: 0 auto; padding: 0 32px; }
.lin-back { display: flex; width: fit-content; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 600; color: var(--moss); text-decoration: none; margin-bottom: 30px; }
.lin-back .lin-lic { transition: transform .2s var(--ease); display: inline-flex; }
.lin-back:hover .lin-lic { transform: translateX(-4px); }
.lin-article-hero .lin-tag { display: block; width: fit-content; font-size: 12.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--moss); background: transparent; padding: 0; margin: 0 0 20px; }
.lin-h1 { font-size: clamp(34px, 4.4vw, 58px); font-weight: 400; letter-spacing: -.026em; line-height: 1.08; color: var(--ink); text-wrap: balance; }
.lin-meta { margin-top: 30px; padding-bottom: 38px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--line); }
.lin-av { width: 48px; height: 48px; border-radius: 50%; background: var(--surface-2); color: var(--moss); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 16px; flex-shrink: 0; }
.lin-meta .lin-who b { display: block; font-size: 15px; font-weight: 600; color: var(--ink); }
.lin-meta .lin-who span { font-size: 14px; color: var(--muted); }
.lin-cover { max-width: 1200px; margin: 48px auto 0; padding: 0 32px; }
.lin-cover img { width: 100%; height: auto; aspect-ratio: 16/8; object-fit: cover; border-radius: var(--r-xl); display: block; }
.lin-cover .lin-img-placeholder { aspect-ratio: 16/8; border-radius: var(--r-xl); background: linear-gradient(135deg, var(--surface-2), #e3e2df); }

.lin-body { max-width: 760px; margin: 0 auto; padding: 64px 32px 96px; }
.lin-lead { font-size: 23px; line-height: 1.5; color: var(--ink-2); font-weight: 400; letter-spacing: -.012em; margin-bottom: 36px; }
.lin-body h2 { font-size: 30px; font-weight: 500; letter-spacing: -.02em; color: var(--ink); margin: 48px 0 18px; }
.lin-body h3 { font-size: 21px; font-weight: 600; letter-spacing: -.01em; color: var(--ink); margin: 36px 0 12px; }
.lin-body p { font-size: 18px; line-height: 1.62; color: var(--ink-2); margin-bottom: 20px; }
.lin-body ul { margin: 0 0 22px; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 12px; }
.lin-body li { position: relative; padding-left: 30px; font-size: 18px; line-height: 1.55; color: var(--ink-2); }
.lin-body li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 8px; height: 8px; border-radius: 2px; background: var(--lime); }
.lin-pull { margin: 44px 0; padding: 8px 0 8px 30px; border-left: 3px solid var(--lime); font-size: 26px; line-height: 1.34; font-weight: 400; letter-spacing: -.018em; color: var(--ink); }
.lin-body img, .lin-figure .lin-img-placeholder { border-radius: var(--r-lg); }
.lin-figure { margin: 40px 0; }
.lin-figure .lin-img-placeholder { aspect-ratio: 16/9; }
.lin-figcap { margin-top: 12px; font-size: 13.5px; color: var(--muted-2); text-align: center; }

/* case study fact strip under hero */
.lin-facts { max-width: 1200px; margin: 48px auto 0; padding: 0 32px; }
.lin-facts-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.lin-fact { background: #fff; padding: 26px 28px; }
.lin-fact .lin-k { font-size: 12.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--muted-2); }
.lin-fact .lin-v { margin-top: 8px; font-size: 18px; font-weight: 600; color: var(--ink); letter-spacing: -.01em; }

/* case study results metric tiles (reuse pa-outcomes via class) */
.lin-results { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 56px; }
.lin-result { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 34px 30px; box-shadow: var(--sh-sm); }
.lin-result .lin-v { font-size: 48px; font-weight: 400; letter-spacing: -.026em; color: var(--ink); line-height: 1; }
.lin-result .lin-v .lin-pos { color: var(--moss); }
.lin-result .lin-k { margin-top: 14px; font-size: 15.5px; font-weight: 600; color: var(--ink); }
.lin-result .lin-d { margin-top: 6px; font-size: 14px; color: var(--muted); line-height: 1.45; }

@media (max-width: 880px) {
  .lin-facts-row { grid-template-columns: repeat(2, 1fr); }
  .lin-results { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .lin-results { grid-template-columns: 1fr; }
}

/* ---------- RELATED ---------- */
.lin-rel { background: var(--oatmeal); padding: 88px 0; }
.lin-inner { max-width: 1640px; margin: 0 auto; padding: 0 56px; }
.lin-rel h2 { font-size: 32px; font-weight: 500; letter-spacing: -.02em; color: var(--ink); margin-bottom: 36px; }
.lin-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
@media (max-width: 1080px) { .lin-inner { padding: 0 32px; } .lin-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .lin-grid { grid-template-columns: 1fr; } }

/* ---------- AUTO LOAD MORE ---------- */
.lin-blog-archive .navigation.pagination[hidden],
.lin-cs-archive .navigation.pagination[hidden] {
  display: none !important;
}
.lin-load-more {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-top: 48px;
  min-height: 48px;
}
.lin-load-more__status {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted-2);
}
.lin-load-more.is-loading .lin-load-more__status::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 10px;
  border: 2px solid var(--line-2);
  border-top-color: var(--moss);
  border-radius: 50%;
  vertical-align: -2px;
  animation: lin-spin .7s linear infinite;
}
.lin-load-more__sentinel {
  width: 100%;
  height: 1px;
}
@keyframes lin-spin {
  to { transform: rotate(360deg); }
}