/* ════════════════════════════════════════
   PASEK FILTRÓW
════════════════════════════════════════ */
.filters-bar {
  border-bottom: 1px solid var(--border);
  position: relative;
}

.filters {
  display: flex;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--gray-500);
  background: none; border: none;
  padding: 1.25rem 1.375rem 1.25rem;
  cursor: pointer;
  position: relative;
  transition: color .2s;
  white-space: nowrap;
}

.filter-btn::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0);
  transition: transform .25s cubic-bezier(.16,1,.3,1);
}

.filter-btn:hover { color: var(--dark); }
.filter-btn.active { color: var(--dark); }
.filter-btn.active::after { transform: scaleX(1); }

/* ════════════════════════════════════════
   SIATKA KART
════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  border-bottom: 1px solid var(--border);
}

.service-card {
  padding: 2.5rem 2.5rem 2.25rem;
  position: relative;
  overflow: hidden;
  transition: background .2s;
  cursor: default;
}

/* czerwona linia na górze przy hover */
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s cubic-bezier(.16,1,.3,1);
}
.service-card:hover::before { transform: scaleX(1); }

/* animacja wejścia kart */
.service-card {
  opacity: 0;
  transform: translateY(10px);
  transition: background .2s, opacity .3s ease, transform .3s ease,
              border-color .2s;
}
.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.service-card.hidden {
  display: none;
}

/* ikona */
.card-icon {
  font-size: 1.875rem;
  display: block;
  margin-bottom: 1.25rem;
  transition: transform .2s ease;

}

/* kategoria */
.card-cat {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.625rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--red); display: block;
  margin-bottom: 0.5rem;
}

/* tytuł */
.card-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.375rem; font-weight: 900;
  text-transform: uppercase; letter-spacing: .5px;
  color: var(--dark); margin-bottom: 0.75rem;
  line-height: 1.1;

}

/* opis */
.card-desc {
  font-size: 0.844rem; line-height: 1.75;
  color: var(--gray-700); margin-bottom: 1.25rem;

}

/* lista szczegółów */
.card-list {
  list-style: none;
  border-top: 1px solid var(--border);
  padding: 1rem 1rem 1rem 0;
  display: flex; flex-direction: column; gap: 6px;
}
.card-list li {
  font-size: 0.781rem; color: var(--gray-500);
  display: flex; align-items: center; gap: 0.5rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; letter-spacing: .5px;
  text-transform: uppercase;
}
.card-list li::before {
  content: '';
  width: 4px; height: 4px;
  background: var(--red); flex-shrink: 0;
}

/* ════════════════════════════════════════
   PUSTY STAN (brak wyników)
════════════════════════════════════════ */
.empty-state {
  display: none;
  grid-column: 1 / -1;
  padding: 5rem 2.5rem;
  text-align: center;
  border-right: none;
  border-bottom: none;
}
.empty-state.show { display: flex; flex-direction: column; align-items: center; gap: 0.75rem; }
.empty-icon { font-size: 2.25rem; }
.empty-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.375rem; font-weight: 900;
  text-transform: uppercase; color: var(--dark);
}
.empty-desc { font-size: 0.844rem; color: var(--gray-400); }

@media only screen and (max-width: 768px) { 

  .service-card {
    padding: 1rem;
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}