/* Minimal Swiper base so it works even if Swiper's full CSS isn't enqueued elsewhere */
.swiper.news-listing { position: relative; overflow: hidden; }
.swiper.news-listing .swiper-wrapper { display: flex; }
.swiper.news-listing .swiper-slide { flex-shrink: 0; }

/* You already have your design CSS (news-card, buttons, etc). */