/* ============================================================
   PAWFLICKER — KNOWLEDGE BASE (Blog category archive)
   Only enqueued on /category/blog/ — costs nothing on other pages.
   Uses the same --navy/--sage/--amber/--paper tokens and Fraunces/
   Manrope fonts already defined globally in header.php.
   ============================================================ */

/* ---------- Hero ---------- */
.kb-hero {
  background: var(--paper);
  border-bottom: 1px solid var(--border);
  padding: 4rem 1.5rem 3.5rem;
  text-align: center;
}

.kb-hero-inner {
  max-width: 700px;
  margin: 0 auto;
}

.kb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1rem;
}

.kb-eyebrow-mark {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  color: var(--navy);
  font-size: 1.05em;
}

.kb-title {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  color: var(--navy);
  margin: 0 0 1rem;
}

.kb-tagline {
  font-family: 'Manrope', sans-serif;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  opacity: 0.82;
  margin: 0 auto;
  max-width: 620px;
}

/* ---------- Grid section ---------- */
.kb-grid-section {
  background: #fff;
  padding: 3.5rem 1.5rem 4.5rem;
}

.kb-grid-inner {
  max-width: 1240px;
  margin: 0 auto;
}

.kb-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

/* ---------- Card ---------- */
.kb-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kb-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.kb-card-media {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--sage-light);
}

.kb-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
}

.kb-card:hover .kb-card-media img {
  transform: scale(1.05);
}

.kb-card-media-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sage);
  opacity: 0.35;
  font-size: 2.5rem;
}

.kb-card-chip {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: rgba(252, 251, 248, 0.92);
  backdrop-filter: blur(6px);
  color: var(--navy);
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
}

.kb-card-body {
  padding: 1.25rem 1.35rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.kb-card-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Manrope', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sage);
  margin-bottom: 0.6rem;
}

.kb-card-title {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.12rem;
  line-height: 1.35;
  margin: 0 0 0.55rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kb-card-title a {
  color: var(--navy);
  text-decoration: none;
  transition: color 0.15s ease;
}

.kb-card-title a:hover,
.kb-card-title a:focus-visible {
  color: var(--sage);
}

.kb-card-excerpt {
  font-family: 'Manrope', sans-serif;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink);
  opacity: 0.78;
  margin: 0 0 1.1rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.kb-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--sage);
  text-decoration: none;
  margin-top: auto;
}

.kb-card-link i {
  font-size: 0.72rem;
  transition: transform 0.15s ease;
}

.kb-card-link:hover,
.kb-card-link:focus-visible {
  color: var(--navy);
}

.kb-card-link:hover i,
.kb-card-link:focus-visible i {
  transform: translateX(3px);
}

/* ---------- Pagination ---------- */
.kb-pagination {
  margin-top: 3.5rem;
  display: flex;
  justify-content: center;
}

.kb-pagination ul.page-numbers {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.kb-pagination .page-numbers li {
  display: flex;
}

.kb-pagination a.page-numbers,
.kb-pagination span.page-numbers {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
  text-decoration: none;
  padding: 0.55rem 0.95rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.kb-pagination a.page-numbers:hover,
.kb-pagination a.page-numbers:focus-visible {
  background: var(--sage-light);
  border-color: var(--sage);
  color: var(--navy);
}

.kb-pagination span.page-numbers.current {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
}

.kb-pagination .page-numbers.dots {
  border: none;
  padding: 0.55rem 0.3rem;
  color: var(--border);
}

/* ---------- Empty state ---------- */
.kb-empty {
  text-align: center;
  max-width: 480px;
  margin: 2rem auto;
  padding: 3rem 1.5rem;
}

.kb-empty-icon {
  font-size: 2.25rem;
  color: var(--sage);
  opacity: 0.4;
  margin-bottom: 1.25rem;
  display: block;
}

.kb-empty h2 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--navy);
  margin: 0 0 0.75rem;
}

.kb-empty p {
  font-family: 'Manrope', sans-serif;
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--ink);
  opacity: 0.8;
  margin: 0 0 1.75rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .kb-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .kb-grid { grid-template-columns: 1fr; }
  .kb-hero { padding: 3rem 1.25rem 2.5rem; }
  .kb-grid-section { padding: 2.5rem 1.25rem 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  .kb-card,
  .kb-card-media img,
  .kb-card-link i {
    transition: none !important;
  }
}