/* =========================
   TOKENS / VARIABLES
   ========================= */
:root {
  --bg:        #fafafa;
  --card:      #ffffff;
  --text:      #121212;
  --muted:     #6b6b6b;
  --border:    #e7e7e7;
  --shadow:    0 10px 25px rgba(0,0,0,.06);
  --radius:    16px;
  --accent:    #c2185b;
  --top:       #111111;
  --container: 1100px;
}

/* =========================
   BASE / RESET
   ========================= */
* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px;
}

/* =========================
   SITE HEADER (compartido)
   ========================= */
.siteHeader {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}

.siteHeader__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.siteHeader__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  flex: 1;
  min-width: 0;
}

.siteHeader__logo {
  height: 36px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

.siteHeader__name {
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.siteHeader__btn {
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background .15s, border-color .15s;
}

.siteHeader__btn:hover {
  background: var(--bg);
  border-color: #bbb;
}

.siteHeader__search {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.siteHeader__searchInput {
  width: 180px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font: inherit;
  font-size: 14px;
  background: var(--bg);
  outline: none;
  transition: border-color .15s, width .2s;
}

.siteHeader__searchInput:focus {
  border-color: var(--accent);
  width: 220px;
}

.siteHeader__searchBtn {
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, border-color .15s;
}

.siteHeader__searchBtn:hover {
  background: var(--bg);
  border-color: #bbb;
}

.siteHeader__searchClear {
  padding: 7px 10px;
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  border-radius: 50%;
  transition: color .15s;
}

.siteHeader__searchClear:hover { color: var(--text); }

@media (max-width: 600px) {
  .siteHeader__searchInput { width: 120px; }
  .siteHeader__searchInput:focus { width: 150px; }
}

/* =========================
   SITE NAV (categorías)
   ========================= */
.siteNav {
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.siteNav__scroll {
  overflow-x: auto;
  scrollbar-width: none;
}

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

.siteNav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 8px 16px;
  display: flex;
  gap: 6px;
  min-width: max-content;
}

.siteNav__pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--border);
  background: #fff;
  white-space: nowrap;
  transition: background .12s, border-color .12s, color .12s;
}

.siteNav__pill:hover {
  background: var(--bg);
  border-color: #bbb;
}

.siteNav__pill--on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.siteNav__pill--on:hover {
  background: #a5154e;
  border-color: #a5154e;
}

/* =========================
   PAGE TOP (breadcrumb + título de sección)
   ========================= */
.pageTop {
  padding: 12px 0 4px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pageTop__row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.pageTop__title {
  font-size: 18px;
  font-weight: 800;
  margin: 0;
}

.pageTop__count {
  font-size: 13px;
  color: var(--muted);
  font-weight: 400;
}

/* =========================
   BREADCRUMB
   ========================= */
.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  align-items: center;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumb a:hover { color: var(--text); }

.bc-sep {
  margin: 0 4px;
  opacity: .5;
}

/* =========================
   BOTON VOLVER
   ========================= */
.back { display: inline-block; }

.backBtn {
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}

.backBtn:hover { color: var(--text); }

/* =========================
   TITULO PRODUCTO
   ========================= */
.catTop {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.catTitle { font-weight: 800; }

.catCount {
  color: rgba(255,255,255,.5);
  font-size: 12px;
}

.prod-title {
  margin: 6px 0 0;
  font-size: 18px;
}

.prod-desc {
  margin: 12px 0 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

/* =========================
   BUSQUEDA
   ========================= */
.searchBar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin: 12px 0;
}

.searchInput {
  flex: 1;
  min-width: 180px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font: inherit;
  font-size: 14px;
  background: #fff;
}

.searchInput:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.searchBtn {
  padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 12px;
  font: inherit;
  cursor: pointer;
}

.searchClear {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  font-size: 13px;
  color: var(--muted);
}

.noResults {
  text-align: center;
  color: var(--muted);
  padding: 32px 0;
}

/* =========================
   CATALOG CARDS (unificado)
   Reemplaza .subcatCard y .prodCard — misma estructura,
   mismo estilo. El grid padre define el tamano.
   ========================= */
.catalogCard {
  display: block;
  background: #fff;
  border: 1.5px solid #cfcfcf;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}

.catalogCard:hover {
  transform: translateY(-2px);
  border-color: #bbb;
  box-shadow: var(--shadow);
}

.cardImg {
  background: #f0f0f0;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Skeleton loading mientras carga la imagen */
.cardImg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton 1.4s infinite;
  z-index: 0;
}

.cardImg img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
  display: block;
}

/* Ocultar skeleton una vez que la imagen carga */
.cardImg img.loaded::before { display: none; }

.cardImg--empty::before { animation: none; }

.cardMuted {
  position: relative;
  z-index: 1;
  color: #9f9f9f;
  font-size: 12px;
}

.cardName {
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.25;
  text-align: center;
}

.cardDesc {
  padding: 0 12px 10px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  line-height: 1.4;
}

@keyframes skeleton {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* =========================
   GRIDS
   ========================= */
.subcatGrid,
.prodListGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

/* =========================
   PAGINACION
   ========================= */
.pager {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin: 18px 0;
  flex-wrap: wrap;
}

.pagerLink {
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  text-decoration: none;
  font-size: 14px;
}

.pagerLink:hover { border-color: var(--accent); }

.pagerMuted {
  padding: 8px 14px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--muted);
  font-size: 14px;
}

/* =========================
   PAGINA DE PRODUCTO — layout
   ========================= */
.prodDetail {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
  margin-top: 16px;
  align-items: start;
}

.prodGallery__main {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-in;
  position: relative;
}

.prodGallery__main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: opacity .15s;
}

.prodGallery__strip {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
}

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

.prodGallery__thumb {
  flex: 0 0 72px;
  height: 72px;
  background: #fff;
  border: 2px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color .12s;
}

.prodGallery__thumb--on { border-color: var(--accent); }

.prodGallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.prodInfo__name {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 12px;
  line-height: 1.25;
}

.prodInfo__desc {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  margin: 0 0 24px;
  white-space: pre-wrap;
}

.prodInfo__noDesc { margin: 0 0 24px; }

.prodActions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Boton favoritos */
.favBtn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 2px solid var(--border);
  background: #fff;
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color .15s, background .15s, color .15s;
  width: 100%;
  justify-content: center;
}

.favBtn__icon { font-size: 20px; line-height: 1; }

.favBtn:hover { border-color: var(--accent); color: var(--accent); }

.favBtn--on {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.favBtn--on:hover { background: #a5154e; border-color: #a5154e; }

/* Boton WhatsApp */
.waBtn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: 999px;
  background: #1F9D55;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid #1F9D55;
  transition: background .15s;
  width: 100%;
  justify-content: center;
}

.waBtn:hover { background: #198547; border-color: #198547; }
.waBtn svg   { flex-shrink: 0; }

/* Responsive producto */
@media (max-width: 800px) {
  .prodDetail {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* =========================
   FAVORITOS — badge header
   ========================= */
.siteHeader__favLink {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background .15s, border-color .15s;
}

.siteHeader__favLink:hover { background: var(--bg); border-color: #bbb; }

.siteHeader__favBadge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 0 4px;
}

/* =========================
   FAVORITOS — pagina
   ========================= */
.favGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.favCard {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .12s;
}

.favCard:hover { box-shadow: var(--shadow); }

.favCard__img {
  aspect-ratio: 1 / 1;
  background: #f5f5f5;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.favCard__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.favCard__body { padding: 10px 12px 12px; }

.favCard__name {
  font-weight: 700;
  font-size: 14px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.favCard__sub  { font-size: 12px; color: var(--muted); margin-top: 3px; }

.favCard__actions { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }

.favRemoveBtn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
  color: var(--muted);
  transition: color .15s, border-color .15s;
}

.favRemoveBtn:hover { color: #c00; border-color: #c00; }

/* Prod-tile legacy (catalogo multi-foto) */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.prod-tile {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow .12s ease;
}

.prod-tile:hover { box-shadow: var(--shadow); }

.prod-tile img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  background: #fff;
  display: block;
}

/* =========================
   LIGHTBOX
   ========================= */
.lb {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.85);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  z-index: 100;
}

.lb.open { display: flex; }

.lb img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: 14px;
  background: #fff;
  object-fit: contain;
}

.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.15);
  border: 0;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  transition: background .15s;
}

.lb-nav:hover { background: rgba(255,255,255,.3); }

.lb-prev { left: 12px; }
.lb-next { right: 12px; }

.lb .x {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255,255,255,.15);
  border: 0;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

/* =========================
   CATEGORIAS GRID (index.html / landing)
   ========================= */
.cat-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 16px;
}

.cat-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,.04);
  transition: transform .12s ease, box-shadow .12s ease;
}

.cat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.cat-media {
  aspect-ratio: 1 / 1;
  background: #f1f1f1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cat-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cat-placeholder { color: var(--muted); font-size: 14px; }
.cat-body        { padding: 14px; }
.cat-title       { font-weight: 800; margin: 0 0 8px; }
.cat-link        { color: var(--accent); font-weight: 800; font-size: 14px; }

/* =========================
   FOOTER
   ========================= */
.footer {
  border-top: 1px solid var(--border);
  background: #fff;
  padding: 14px 0;
  margin-top: 10px;
}

.footer-row {
  display: flex;
  align-items: center;
  color: var(--muted);
}

/* =========================
   RESPONSIVE — 3 breakpoints
   ========================= */

/* Tablet */
@media (max-width: 768px) {
  .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .subcatGrid,
  .prodListGrid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }

  .prod-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }
}

/* Movil */
@media (max-width: 480px) {
  .cat-grid {
    grid-template-columns: 1fr;
  }

  .subcatGrid,
  .prodListGrid {
    grid-template-columns: repeat(2, 1fr);
  }

  .prod-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .prod-tile img { height: 160px; }

  .lb-nav { width: 40px; height: 40px; font-size: 22px; }
  .lb-prev { left: 4px; }
  .lb-next { right: 4px; }
}

/* =========================
   BOTONES GENERICOS
   ========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  background: #fff;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s, border-color .15s;
}

.btn--primary {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}

.btn--primary:hover { background: #333; border-color: #333; }

.btn--ghost { background: #fff; }
.btn--ghost:hover { background: var(--bg); border-color: #bbb; }

.btn--tiny { padding: 7px 12px; font-size: 13px; }

/* =========================
   LANDING — BRANDS MARQUEE
   ========================= */
.brands {
  border-bottom: 1px solid var(--border);
  background: #fff;
  overflow: hidden;
}

.brandMarquee { overflow: hidden; }

.brandMarquee__viewport {
  width: 100%;
  overflow: hidden;
}

.brandMarquee__track {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 14px 0;
  width: max-content;
  animation: marquee 155s linear infinite;
}

.brandMarquee__item {
  flex: 0 0 auto;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brandMarquee__item img {
  height: 36px;
  width: auto;
  max-width: none;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: .85;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* =========================
   LANDING — PRODUCTOS GRID
   ========================= */
.landing-section { padding: 24px 0 0; }

.sectionHead {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px 12px;
}

.sectionHead h2 { margin: 0 0 4px; font-size: 20px; font-weight: 800; }
.sectionHead p  { margin: 0; color: var(--muted); font-size: 14px; }

.cards {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform .12s ease, box-shadow .12s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(0,0,0,.09);
}

.card__img {
  display: block;
  aspect-ratio: 1 / 1;
  background: #f5f5f5;
  overflow: hidden;
}

.card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .25s;
}

.card:hover .card__img img { transform: scale(1.04); }

.card__body    { padding: 10px 12px 12px; flex: 1; }
.card__title   { font-weight: 800; font-size: 14px; line-height: 1.25; }
.card__meta    { color: var(--muted); font-size: 12px; margin-top: 3px; }
.card__actions { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }

/* =========================
   LANDING — AVISO LEGAL
   ========================= */
.infoEnd {
  margin-top: 32px;
  padding: 24px 16px 48px;
  border-top: 1px solid var(--border);
}

.infoEnd__inner {
  max-width: 720px;
  margin: 0 auto;
}

.legal {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
  text-align: center;
}

.legal__title { font-weight: 800; margin-bottom: 8px; }

.legal p {
  margin: 0;
  color: #555;
  font-size: 13px;
  line-height: 1.6;
}

/* =========================
   WHATSAPP FLOTANTE
   ========================= */
.waFloat {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 300;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 999px;
  background: #fff;
  border: 2px solid #1F9D55;
  box-shadow: 0 10px 22px rgba(0,0,0,.12);
  text-decoration: none;
  transition: transform .18s, box-shadow .18s;
}

.waFloat:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0,0,0,.16);
}

.waFloat__icon { width: 22px; height: 22px; display: block; }

.waFloat__text {
  font-weight: 800;
  font-size: 14px;
  color: #1F9D55;
  line-height: 1;
}

/* =========================
   RESPONSIVE — LANDING
   ========================= */
@media (max-width: 980px) {
  .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 480px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
}