.recommended-catalog {
    --catalog-line: var(--fit-line, var(--md-sys-color-outline-variant, #c4c6d0));
    --catalog-ink: var(--md-sys-color-on-surface, #1a1b1f);
    --catalog-muted: var(--md-sys-color-on-surface-variant, #44474f);
    --catalog-accent: var(--fit-accent-ink, var(--md-sys-color-primary, #005ac1));
    color: var(--catalog-ink);
}

.catalog-reviewed { color: var(--catalog-muted); font-size: .9rem; margin: 1.5rem 0; }

/* Navegación por categorías: barra fija bajo el header */
.catalog-nav { position: sticky; top: 4.4rem; z-index: 5; display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0 3rem; padding: .75rem 0; background: color-mix(in srgb, var(--md-sys-color-surface) 88%, transparent); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.catalog-nav a { border: 1.5px solid var(--catalog-line); border-radius: .75rem; padding: .5rem 1rem; font-family: var(--font-display, inherit); font-weight: 700; font-size: 1.05rem; letter-spacing: .07em; text-transform: uppercase; text-decoration: none; color: var(--catalog-ink); transition: background-color .2s, border-color .2s, color .2s; }
.catalog-nav a:hover, .catalog-nav a:focus-visible { background: var(--fit-lime, #c6ff3d); border-color: var(--fit-lime, #c6ff3d); color: var(--fit-ink, #0b0c0f); }

.catalog-section { scroll-margin-top: 9rem; margin: 0 0 4.5rem; }
.catalog-section-header { margin-bottom: 2rem; }
.catalog-section-header h2 { margin-bottom: .6rem; font-size: clamp(2.2rem, 5vw, 3.2rem); text-transform: uppercase; }
.catalog-section-header h2::after { content: ''; display: block; width: 72px; height: 6px; margin-top: .7rem; background: var(--fit-bar, currentColor); transform: skewX(-24deg); }
.catalog-section-header p { color: var(--catalog-muted); margin: 0; max-width: 60ch; }

.catalog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.75rem; }

/* Tarjeta de producto: imagen a sangre, contenido y botones fijados abajo para que queden alineados entre tarjetas */
.catalog-card { display: flex; flex-direction: column; min-width: 0; padding: 0 1.35rem 1.35rem; overflow: hidden; border: 1px solid var(--catalog-line); border-radius: 1.25rem; background: var(--fit-card, transparent); transition: transform .3s var(--fit-ease, ease), border-color .3s, box-shadow .3s; }
.catalog-card:hover { transform: translateY(-6px); border-color: var(--fit-bar, var(--catalog-accent)); box-shadow: var(--fit-shadow, none), 0 0 0 1px var(--fit-bar, transparent); }
.catalog-image, .catalog-detail-image { --frame-bg: radial-gradient(circle at 50% 38%, #ffffff 0%, #edf0f6 100%); background: var(--frame-bg); border-radius: 1.25rem; overflow: hidden; }
html[data-theme="dark"] .catalog-image, html[data-theme="dark"] .catalog-detail-image, html[data-theme="dark"] .catalog-thumb { --frame-bg: radial-gradient(circle at 50% 38%, #3b414f 0%, #232731 58%, #16181e 100%); }
.catalog-image { position: relative; display: block; aspect-ratio: 1; margin: 0 -1.35rem 1.2rem; border-radius: 0; }
.catalog-image img { display: block; width: 100%; height: 100%; object-fit: contain; padding: 1rem; transition: transform .4s var(--fit-ease, ease), opacity .5s ease; }
.catalog-image img[data-fade].is-instant { transition: transform .4s var(--fit-ease, ease); }
.catalog-card:hover .catalog-image img { transform: scale(1.06); }
.catalog-badge { top: 1rem; left: 1rem; font-size: 1.05rem; padding: .3rem .8rem; }
.catalog-eyebrow { color: var(--catalog-muted); font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 .3rem; }
.catalog-card h3 { font-size: 2rem; font-weight: 800; line-height: 1; text-transform: uppercase; margin: 0 0 .5rem; }
.catalog-card h3 a { color: var(--catalog-ink); text-decoration: none; }
.catalog-card h3 a:hover { color: var(--catalog-accent); }
.catalog-presentation { color: var(--catalog-accent); font-weight: 600; line-height: 1.4; margin-bottom: .8rem; }
.catalog-description { display: -webkit-box; overflow: hidden; margin-bottom: 1rem; color: var(--catalog-muted); font-size: .95rem; line-height: 1.6; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.catalog-protein { margin: auto 0 1.1rem; padding-top: .9rem; border-top: 1px solid var(--catalog-line); font-size: .85rem; letter-spacing: .03em; color: var(--catalog-muted); }
.catalog-protein strong { color: var(--catalog-ink); }

.catalog-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.catalog-official, .catalog-ingredients-link { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; min-height: 46px; padding: 0 .8rem; border-radius: .75rem; font-family: var(--font-display, inherit); font-weight: 800; font-size: 1.05rem; letter-spacing: .07em; line-height: 1; text-transform: uppercase; text-decoration: none; white-space: nowrap; transition: transform .2s var(--fit-ease, ease), box-shadow .2s, border-color .2s; }
.catalog-ingredients-link { order: 1; background: var(--fit-btn-bg, var(--catalog-accent)); color: var(--fit-btn-fg, #fff); }
.catalog-ingredients-link:hover { color: var(--fit-btn-fg, #fff); transform: translateY(-2px); box-shadow: 0 10px 22px -8px var(--fit-glow, rgba(0, 0, 0, .3)); }
.catalog-official { order: 2; border: 1.5px solid var(--catalog-line); background: transparent; color: var(--catalog-ink); }
.catalog-official:hover { border-color: var(--fit-bar, var(--catalog-accent)); color: var(--catalog-ink); transform: translateY(-2px); }

/* Ficha de producto */
.catalog-detail { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 3rem; margin: 2rem 0; align-items: start; }
.catalog-detail h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); line-height: .95; text-transform: uppercase; margin-bottom: .6rem; }
.catalog-detail h2 { font-size: 1.9rem; text-transform: uppercase; margin: 2rem 0 .9rem; }
.catalog-detail .lead { font-size: 1.15rem; line-height: 1.6; }
.catalog-detail ul li::marker { color: var(--fit-bar, var(--catalog-accent)); font-weight: 700; }
.catalog-detail-image img { width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; padding: 1.5rem; }
.catalog-gallery { min-width: 0; --swiper-theme-color: var(--catalog-accent); --swiper-navigation-color: var(--catalog-accent); --swiper-navigation-size: 22px; }
.catalog-detail-image { border: 1px solid var(--catalog-line); box-shadow: var(--fit-shadow, none); }
.catalog-detail-image .swiper-slide { display: block; }
.catalog-detail-image .catalog-slide-table img { padding: 0; }
.catalog-thumbs { margin-top: .75rem; }
.catalog-thumbs .swiper-slide { width: 72px; height: 72px; }
.catalog-thumb { display: block; width: 100%; height: 100%; padding: 0; border: 2px solid var(--catalog-line); border-radius: .75rem; --frame-bg: radial-gradient(circle at 50% 38%, #ffffff 0%, #edf0f6 100%); background: var(--frame-bg); overflow: hidden; cursor: pointer; opacity: .7; transition: opacity .2s ease, border-color .2s ease; }
.catalog-thumb img { display: block; width: 100%; height: 100%; object-fit: contain; }
.catalog-thumb:hover, .catalog-thumb:focus-visible { opacity: 1; }
.catalog-thumbs .swiper-slide-thumb-active .catalog-thumb { opacity: 1; border-color: var(--fit-bar, var(--catalog-accent)); }
html[data-theme="dark"] .catalog-gallery { --swiper-navigation-color: var(--fit-lime, #c6ff3d); }
/* Skeleton sobre los marcos de imagen: tonos del propio panel (claro en tema claro, grafito en oscuro) para que el cambio a la imagen sea suave */
.catalog-image.skel, .catalog-detail-image .skel, .catalog-thumb.skel { --skeleton-base: #e4e8f0; --skeleton-shine: #fff; }
html[data-theme="dark"] .catalog-image.skel, html[data-theme="dark"] .catalog-detail-image .skel, html[data-theme="dark"] .catalog-thumb.skel { --skeleton-base: #262a34; --skeleton-shine: #3c4352; }

/* Aporte por porción: fichas de datos, la proteína destacada en lima */
.catalog-nutrition { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: .75rem; margin-bottom: 1.5rem; }
.catalog-nutrition div { display: flex; flex-direction: column-reverse; justify-content: flex-end; gap: .2rem; padding: 1rem 1.1rem; border: 1px solid var(--catalog-line); border-radius: 1rem; background: var(--fit-card, transparent); }
.catalog-nutrition dt { font-size: .78rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--catalog-muted); }
.catalog-nutrition dd { margin: 0; white-space: nowrap; font-family: var(--font-display, inherit); font-size: 2.2rem; font-weight: 800; line-height: 1; color: var(--catalog-ink); }
.catalog-nutrition .is-protein { border-color: var(--fit-lime, #c6ff3d); background: var(--fit-lime, #c6ff3d); }
.catalog-nutrition .is-protein dt, .catalog-nutrition .is-protein dd { color: var(--fit-ink, #0b0c0f); }
.catalog-detail .catalog-official { display: inline-flex; width: auto; padding: 0 1.4rem; min-height: 50px; order: 0; background: var(--fit-btn-bg, var(--catalog-accent)); border: 0; color: var(--fit-btn-fg, #fff); font-size: 1.15rem; }
.catalog-detail .catalog-official:hover { color: var(--fit-btn-fg, #fff); box-shadow: 0 12px 26px -8px var(--fit-glow, rgba(0, 0, 0, .3)); }
.catalog-article-link { margin-top: 1.3rem; }
.recommended-catalog a:focus-visible { outline: 3px solid var(--catalog-accent); outline-offset: 4px; }

@media (max-width: 991.98px) {
    .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .catalog-detail { gap: 1.5rem; }
    .catalog-nav { top: 4rem; }
}
@media (max-width: 575.98px) {
    .catalog-grid, .catalog-detail { grid-template-columns: 1fr; }
    .catalog-image { max-height: 320px; aspect-ratio: auto; height: 320px; }
    .catalog-nav { position: static; gap: .5rem; background: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
    .catalog-nav a { font-size: .95rem; padding: .45rem .8rem; }
    .catalog-gallery { max-width: 360px; margin: 0 auto; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    .catalog-image img, .catalog-thumb, .catalog-card, .catalog-official, .catalog-ingredients-link { transition: none; }
    .catalog-card:hover, .catalog-card:hover .catalog-image img { transform: none; }
}