/* --- Desktop: 2 Columns --- */
.review__container {
  display: flex !important;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  width: 100%;
  overflow: hidden;
}

.review__content {
  flex: 0 0 441px; /* Fixed width 441px as per Figma */
  width: 441px;
  min-width: 441px;
}

.review__slide {
  flex: 0 0 719px; /* Fixed width 719px as per Figma */
  width: 719px;
  max-width: 719px;
  display: flex !important;
  gap: 20px;
  overflow-x: auto !important;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.review__slide::-webkit-scrollbar { 
  display: none; 
}

/* --- Card Style --- */
.review__card {
  flex: 0 0 60% !important; /* Card is 60% of slide width */
  min-width: 300px;
  height: auto;
  scroll-snap-align: center;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  transition: all 0.4s ease;
}

/* Opacity Logic: Border clear, content faded */
.review__card > * { 
  opacity: 0.2; 
  transition: opacity 0.4s ease; 
}

.review__card.is-active > * { 
  opacity: 1; 
}

/* --- Tablet and Below: 1 Column --- */
@media (max-width: 1024px) {
  .review__container {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }
  
  .review__content {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    flex: 1 1 auto;
  }
  
  .review__slide {
    width: 100%;
    max-width: 100%;
    flex: 0 0 auto;
    min-width: 100%;
    display: flex !important;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto !important;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding: 10px 0;
  }
  
  .review__slide::-webkit-scrollbar {
    display: none;
  }
  
  .review__card {
    flex: 0 0 80% !important;
    min-width: 280px; /* ขั้นต่ำสำหรับมือถือ */
    height: auto;
  }
}

document.addEventListener('DOMContentLoaded', () => {
    const track = document.querySelector('.review__slide');
    if (!track) return;
    
    // Clone Cards for infinite scroll
    const originalCards = Array.from(track.children);
    originalCards.forEach(card => {
        track.insertBefore(card.cloneNode(true), track.firstChild);
        track.appendChild(card.cloneNode(true));
    });
    
    const updateFocus = () => {
        const trackRect = track.getBoundingClientRect();
        const center = trackRect.left + (trackRect.width / 2);
        const cards = track.querySelectorAll('.review__card');
        
        let closest = null;
        let minGap = Infinity;
        
        cards.forEach(card => {
            const rect = card.getBoundingClientRect();
            const cardCenter = rect.left + (rect.width / 2);
            const gap = Math.abs(center - cardCenter);
            
            card.classList.remove('is-active');
            
            if (gap < minGap) {
                minGap = gap;
                closest = card;
            }
        });
        
        if (closest) closest.classList.add('is-active');
    };
    
    const init = () => {
        const cards = track.querySelectorAll('.review__card');
        const target = cards[originalCards.length];
        const offset = target.offsetLeft - (track.offsetWidth / 2) + (target.offsetWidth / 2);
        track.scrollLeft = offset;
        updateFocus();
    };
    
    setTimeout(init, 200);
    
    track.addEventListener('scroll', () => {
        const itemWidth = track.querySelector('.review__card').offsetWidth + 20;
        const totalWidth = itemWidth * originalCards.length;
        
        if (track.scrollLeft <= 0) track.scrollLeft = totalWidth;
        if (track.scrollLeft >= track.scrollWidth - track.offsetWidth) track.scrollLeft = totalWidth;
        
        updateFocus();
    });
    
    window.addEventListener('resize', init);
});