document.addEventListener('DOMContentLoaded', function() {
  const excerptSwiper = new Swiper('.excerpts-swiper', {
    // Slides visibles et groupement
    slidesPerView: 3,
    slidesPerGroup: 3,
    spaceBetween: 30,

    // Infinite loop
    loop: true,

    // Navigation arrows
    navigation: {
      nextEl: '.swiper-button-next',
      prevEl: '.swiper-button-prev',
    },

    // Pagination bullets
    pagination: {
      el: '.swiper-pagination',
      clickable: true,
      dynamicBullets: false,
    },

    // Transitions
    speed: 400,
    effect: 'slide',

    // Responsive breakpoints
    breakpoints: {
      // Mobile : <= 768px
      0: {
        slidesPerView: 1,
        slidesPerGroup: 1,
        spaceBetween: 20,
      },
      // Desktop : > 768px
      769: {
        slidesPerView: 3,
        slidesPerGroup: 3,
        spaceBetween: 30,
      }
    }
  });
});