/* Opinie slider - zoptymalizowana wersja */
.reviews-section {
  width: 100%;
  max-width: 1200px;
  margin: 40px auto 0 auto;
  padding: 0 16px;
}

.reviews-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 32px;
  text-align: center;
  color: #4a90a4;
}

.reviews-slider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  position: relative;
  overflow: hidden; /* Dodano dla lepszej wydajności */
}

.review-card {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.07);
  padding: 24px 16px 18px 16px;
  min-width: 250px;
  max-width: 280px;
  flex: 0 0 280px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 260px;
  position: relative;
  /* Optymalizacja animacji */
  will-change: transform;
  backface-visibility: hidden;
  transform: translateZ(0); /* Hardware acceleration */
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.review-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.12);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.review-avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  object-fit: cover;
  /* Optymalizacja obrazów */
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.review-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.review-name {
  font-weight: 700;
  font-size: 1.1rem;
  color: #222;
  line-height: 1.2;
}

.review-role {
  font-size: 0.98rem;
  color: #888;
  margin-top: 2px;
  line-height: 1.3;
}

.review-text {
  font-size: 1.13rem;
  color: #555;
  margin: 18px 0 0 0;
  flex: 1;
  line-height: 1.4;
  /* Optymalizacja renderowania tekstu */
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  border-top: 1px solid #eee;
  padding-top: 12px;
}

.review-stars {
  color: #2ca6b6;
  font-size: 1.3rem;
  letter-spacing: 2px;
  /* Optymalizacja emoji/unicode */
  font-variant-emoji: emoji;
}

.review-quotes {
  font-size: 2.2rem;
  color: #b3c2c7;
  opacity: 0.7;
  /* Lepsze pozycjonowanie */
  line-height: 1;
}

.reviews-arrow {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  color: #2ca6b6;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  /* Optymalizacja animacji */
  transition: all 0.2s ease;
  will-change: transform, background-color;
  transform: translateZ(0);
  /* Accessibility */
  outline: none;
  position: relative;
}

.reviews-arrow:hover {
  background: #2ca6b6;
  color: #fff;
  transform: translateZ(0) scale(1.05);
}

.reviews-arrow:focus {
  outline: 2px solid #2ca6b6;
  outline-offset: 2px;
}

.reviews-arrow:active {
  transform: translateZ(0) scale(0.95);
}

/* Optymalizacja dla tabletów */
@media (max-width: 900px) {
  .reviews-slider {
    gap: 16px;
  }
  
  .review-card {
    min-width: 200px;
    max-width: 240px;
    flex: 0 0 240px;
    padding: 20px 12px 16px 12px;
    min-height: 240px;
  }
  
  .reviews-arrow {
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
  }
}

/* Optymalizacja dla mobile */
@media (max-width: 600px) {
  .reviews-section {
    padding: 0 8px;
  }
  
  .reviews-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
  }
  
  .reviews-slider {
    gap: 12px;
    /* Scroll snap dla lepszego UX na mobile */
    scroll-snap-type: x mandatory;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  
  .reviews-slider::-webkit-scrollbar {
    display: none;
  }
  
  .review-card {
    min-width: calc(100vw - 80px);
    max-width: calc(100vw - 60px);
    flex: 0 0 calc(100vw - 60px);
    padding: 16px 12px 14px 12px;
    min-height: 220px;
    scroll-snap-align: center;
  }
  
  .reviews-arrow {
    width: 36px;
    height: 36px;
    font-size: 1.4rem;
    /* Ukryj strzałki na bardzo małych ekranach */
    display: none;
  }
  
  .review-text {
    font-size: 1.05rem;
  }
  
  .review-name {
    font-size: 1.05rem;
  }
  
  .review-role {
    font-size: 0.9rem;
  }
}

/* Bardzo małe ekrany */
@media (max-width: 480px) {
  .reviews-section {
    padding: 0 4px;
  }
  
  .review-card {
    min-width: calc(100vw - 40px);
    max-width: calc(100vw - 20px);
    flex: 0 0 calc(100vw - 20px);
    padding: 12px 8px 10px 8px;
    min-height: 200px;
  }
  
  .review-avatar {
    width: 48px;
    height: 48px;
  }
  
  .review-text {
    font-size: 1rem;
    margin: 12px 0 0 0;
  }
  
  .review-footer {
    margin-top: 16px;
  }
}

/* Prefers-reduced-motion dla accessibility */
@media (prefers-reduced-motion: reduce) {
  .review-card,
  .reviews-arrow {
    transition: none;
  }
  
  .review-card:hover {
    transform: none;
  }
  
  .reviews-arrow:hover {
    transform: none;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  .review-card {
    background: #1a1a1a;
    color: #e0e0e0;
  }
  .review-name {
    color: #fff;
  }
  .review-text {
    color: #ccc;
  }
  .reviews-arrow {
    background: #2a2a2a;
    border-color: #444;
    color: #2ca6b6;
  }
}

/* Wymuszenie ciemnego tła kart na mobile w dark mode */
@media (max-width: 600px) and (prefers-color-scheme: dark) {
  .review-card {
    background: #1a1a1a !important;
    color: #e0e0e0 !important;
  }
  .review-name {
    color: #fff !important;
  }
  .review-text {
    color: #ccc !important;
  }
}