/* ==========================================================================
   KNOWLEDGE BASE (BAZA WIEDZY)
   Design System V2 — matches card, icon-box, checklist patterns
   ========================================================================== */

.fl-kb {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1rem 0;
}

/* Error */
.fl-kb-error {
  color: var(--color-accent-500, #E6231E);
  font-family: var(--font-body, 'Plus Jakarta Sans', system-ui, sans-serif);
  font-size: 0.875rem;
  padding: 1rem;
  background: rgba(230, 35, 30, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(230, 35, 30, 0.2);
}

/* ==========================================================================
   TOPIC CARD — parent page with children
   ========================================================================== */

.fl-kb-topic {
  background: #fff;
  border: 1px solid var(--color-ink-100, #F3F4F6);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.fl-kb-topic:hover {
  border-color: var(--color-brand-200, #C0D5E3);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
}

/* ── Header row (clickable link to parent) ── */

.fl-kb-topic__header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  text-decoration: none !important;
  transition: background 0.15s;
}

.fl-kb-topic__header:hover {
  background: var(--color-brand-50, #EDF2F6);
}

/* Thumbnail — small square crop */
.fl-kb-topic__thumb {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
}

/* Fallback icon box (matches design system icon-box-brand) */
.fl-kb-topic__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--color-brand-50, #EDF2F6);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-brand-600, #3E5871);
}

.fl-kb-topic__meta {
  flex: 1;
  min-width: 0;
}

.fl-kb-topic__title {
  font-family: var(--font-display, 'Fraunces', Georgia, serif);
  font-size: clamp(1rem, 1.5vw + 0.25rem, 1.25rem);
  font-weight: 600;
  color: var(--color-ink-900, #1A1A1A);
  line-height: 1.3;
  margin: 0 0 2px !important;
}

.fl-kb-topic__count {
  font-family: var(--font-body, 'Plus Jakarta Sans', system-ui, sans-serif);
  font-size: 0.8rem;
  color: var(--color-ink-400, #9CA3AF);
  font-weight: 500;
}

.fl-kb-topic__chevron {
  flex-shrink: 0;
  color: var(--color-ink-300, #D1D5DB);
  transition: color 0.2s, transform 0.2s;
}

.fl-kb-topic__header:hover .fl-kb-topic__chevron {
  color: var(--color-cta-500, #F8A427);
  transform: translateX(2px);
}

/* ── Children carousel (3 rows, horizontal scroll) ── */

.fl-kb-carousel-wrap {
  position: relative;
  border-top: 1px solid var(--color-ink-100, #F3F4F6);
  padding: 12px 0 12px 24px;
}

/* Fade-out hint on right edge */
.fl-kb-carousel-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 3rem;
  background: linear-gradient(to right, rgba(255, 255, 255, 0), #fff 85%);
  pointer-events: none;
  z-index: 2;
  border-radius: 0 0 16px 0;
}

.fl-kb-carousel {
  display: grid;
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 280px);
  gap: 8px 10px;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-right: 3rem;
  padding-bottom: 4px;

  /* Thin scrollbar */
  scrollbar-width: thin;
  scrollbar-color: var(--color-ink-200, #E5E7EB) transparent;
}

.fl-kb-carousel::-webkit-scrollbar {
  height: 5px;
}

.fl-kb-carousel::-webkit-scrollbar-track {
  background: transparent;
}

.fl-kb-carousel::-webkit-scrollbar-thumb {
  background: var(--color-ink-200, #E5E7EB);
  border-radius: 3px;
}

.fl-kb-carousel::-webkit-scrollbar-thumb:hover {
  background: var(--color-ink-300, #D1D5DB);
}

/* Individual child item — compact pill */
.fl-kb-child {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--color-sand, #EDF2F4);
  border: 1px solid transparent;
  border-radius: 10px;
  text-decoration: none !important;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
  min-width: 0;
}

.fl-kb-child:hover {
  background: #fff;
  border-color: var(--color-brand-200, #C0D5E3);
  transform: translateX(2px);
}

.fl-kb-child__title {
  font-family: var(--font-body, 'Plus Jakarta Sans', system-ui, sans-serif);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-ink-700, #373737);
  line-height: 1.35;
  /* Clamp to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fl-kb-child:hover .fl-kb-child__title {
  color: var(--color-brand-700, #34495E);
}

.fl-kb-child__arrow {
  flex-shrink: 0;
  color: var(--color-ink-300, #D1D5DB);
  transition: color 0.2s, transform 0.2s;
}

.fl-kb-child:hover .fl-kb-child__arrow {
  color: var(--color-cta-500, #F8A427);
  transform: translateX(2px);
}

/* Mock item visual hint (dev only) */
.fl-kb-child--mock {
  border-style: dashed;
  border-color: var(--color-ink-200, #E5E7EB);
}

/* ==========================================================================
   STANDALONE GRID — pages without children
   ========================================================================== */

.fl-kb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.fl-kb-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--color-ink-100, #F3F4F6);
  border-radius: 16px;
  text-decoration: none !important;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.fl-kb-card:hover {
  border-color: var(--color-brand-200, #C0D5E3);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
  text-decoration: none !important;
}

.fl-kb-card__thumb {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
}

.fl-kb-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-brand-50, #EDF2F6);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-brand-600, #3E5871);
}

.fl-kb-card__title {
  font-family: var(--font-display, 'Fraunces', Georgia, serif);
  font-size: clamp(0.875rem, 1.2vw + 0.2rem, 1.05rem);
  font-weight: 600;
  color: var(--color-ink-900, #1A1A1A);
  line-height: 1.3;
  margin: 0 !important;
}

.fl-kb-card:hover .fl-kb-card__title {
  color: var(--color-brand-700, #34495E);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 767px) {
  .fl-kb {
    gap: 1rem;
  }

  .fl-kb-topic__header {
    padding: 16px;
    gap: 12px;
  }

  .fl-kb-topic__thumb,
  .fl-kb-topic__icon {
    width: 48px;
    height: 48px;
  }

  .fl-kb-carousel-wrap {
    padding: 10px 0 10px 16px;
  }

  .fl-kb-carousel {
    grid-auto-columns: minmax(180px, 240px);
    gap: 6px 8px;
  }

  .fl-kb-child {
    padding: 8px 10px;
  }

  .fl-kb-child__title {
    font-size: 0.75rem;
  }

  .fl-kb-card {
    padding: 16px;
    gap: 12px;
  }

  .fl-kb-card__thumb,
  .fl-kb-card__icon {
    width: 40px;
    height: 40px;
  }

  .fl-kb-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   DARK SECTION OVERRIDES
   ========================================================================== */

[data-section-type="dark"] .fl-kb-topic,
.has-dark-background .fl-kb-topic {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

[data-section-type="dark"] .fl-kb-topic:hover,
.has-dark-background .fl-kb-topic:hover {
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: none;
}

[data-section-type="dark"] .fl-kb-topic__header:hover,
.has-dark-background .fl-kb-topic__header:hover {
  background: rgba(255, 255, 255, 0.04);
}

[data-section-type="dark"] .fl-kb-topic__icon,
.has-dark-background .fl-kb-topic__icon {
  background: rgba(230, 35, 30, 0.15);
  color: var(--color-accent-400, #EF4444);
}

[data-section-type="dark"] .fl-kb-topic__title,
.has-dark-background .fl-kb-topic__title {
  color: #fff;
}

[data-section-type="dark"] .fl-kb-topic__count,
.has-dark-background .fl-kb-topic__count {
  color: rgba(255, 255, 255, 0.4);
}

[data-section-type="dark"] .fl-kb-topic__chevron,
.has-dark-background .fl-kb-topic__chevron {
  color: rgba(255, 255, 255, 0.2);
}

[data-section-type="dark"] .fl-kb-carousel-wrap,
.has-dark-background .fl-kb-carousel-wrap {
  border-top-color: rgba(255, 255, 255, 0.08);
}

/* Override fade gradient for dark bg */
[data-section-type="dark"] .fl-kb-carousel-wrap::after,
.has-dark-background .fl-kb-carousel-wrap::after {
  background: linear-gradient(to right, transparent, var(--color-brand-950, #162029) 85%);
}

[data-section-type="dark"] .fl-kb-child,
.has-dark-background .fl-kb-child {
  background: rgba(255, 255, 255, 0.05);
  border-color: transparent;
}

[data-section-type="dark"] .fl-kb-child:hover,
.has-dark-background .fl-kb-child:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

[data-section-type="dark"] .fl-kb-child__title,
.has-dark-background .fl-kb-child__title {
  color: rgba(255, 255, 255, 0.85);
}

[data-section-type="dark"] .fl-kb-child:hover .fl-kb-child__title,
.has-dark-background .fl-kb-child:hover .fl-kb-child__title {
  color: #fff;
}

[data-section-type="dark"] .fl-kb-child__arrow,
.has-dark-background .fl-kb-child__arrow {
  color: rgba(255, 255, 255, 0.15);
}

[data-section-type="dark"] .fl-kb-carousel,
.has-dark-background .fl-kb-carousel {
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

[data-section-type="dark"] .fl-kb-card,
.has-dark-background .fl-kb-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

[data-section-type="dark"] .fl-kb-card:hover,
.has-dark-background .fl-kb-card:hover {
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: none;
}

[data-section-type="dark"] .fl-kb-card__icon,
.has-dark-background .fl-kb-card__icon {
  background: rgba(230, 35, 30, 0.15);
  color: var(--color-accent-400, #EF4444);
}

[data-section-type="dark"] .fl-kb-card__title,
.has-dark-background .fl-kb-card__title {
  color: #fff;
}