/* Etapa 28 — shared product cards and listing states */
.zk-product-card,
.listing-card.zk-product-card,
.zk-home-listing.zk-product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--zk-border, #e5e7eb);
    border-radius: var(--zk-radius-lg, 16px);
    background: var(--zk-surface, #fff);
    box-shadow: 0 3px 14px rgba(18, 31, 51, .045);
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.zk-product-card:hover,
.zk-product-card:focus-within {
    transform: translateY(-3px);
    border-color: var(--zk-color-primary, #ff6b00);
    box-shadow: 0 12px 28px rgba(18, 31, 51, .10);
}
.zk-product-card .listing-media,
.zk-product-card .zk-home-listing-media {
    position: relative;
    flex: 0 0 auto;
    margin: 0;
}
.zk-product-card .listing-card-image-link,
.zk-product-card .zk-product-card-image {
    display: flex;
    position: relative;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: #f3f5f8;
}
.zk-product-card .listing-card-image-link img,
.zk-product-card .zk-product-card-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .25s ease;
}
.zk-product-card:hover .listing-card-image-link img,
.zk-product-card:hover .zk-product-card-image img { transform: scale(1.035); }
.zk-product-card-placeholder {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    min-height: 150px;
    color: var(--zk-color-primary, #ff6b00);
    background: linear-gradient(135deg, #f5f7fa, #e9edf3);
}
.zk-product-card-favorite {
    position: absolute;
    z-index: 2;
    top: 12px;
    right: 12px;
}
.zk-product-card-favorite .zk-favorite-button {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(20, 30, 45, .10);
    border-radius: 50%;
    color: #293241;
    background: #fff;
    box-shadow: 0 3px 12px rgba(20, 30, 45, .12);
    cursor: pointer;
}
.zk-product-card-favorite .zk-favorite-button:hover,
.zk-product-card-favorite .zk-favorite-button:focus-visible,
.zk-product-card-favorite .zk-favorite-button.is-favorite {
    color: #d92d55;
    border-color: #d92d55;
}
.zk-product-card .listing-body,
.zk-product-card .zk-home-listing-content {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    gap: 8px;
    padding: 18px;
    min-width: 0;
}
.zk-product-card-date,
.zk-product-card .zk-home-listing-date {
    margin: 0;
    color: var(--zk-text-muted, #667085);
    font-size: .78rem;
}
.zk-product-card-title,
.zk-product-card .listing-body h2,
.zk-product-card .listing-body h3,
.zk-product-card .zk-home-listing-content h3 {
    margin: 0;
    font-size: 1.08rem;
    line-height: 1.35;
    overflow-wrap: anywhere;
}
.zk-product-card-title a,
.zk-product-card .listing-body h2 a,
.zk-product-card .listing-body h3 a,
.zk-product-card .zk-home-listing-content h3 a {
    color: var(--zk-text, #172033);
    text-decoration: none;
}
.zk-product-card-title a:hover,
.zk-product-card-title a:focus-visible,
.zk-product-card .listing-body h2 a:hover,
.zk-product-card .listing-body h3 a:hover { color: var(--zk-color-primary, #ff6b00); }
.zk-product-card-excerpt,
.zk-product-card .zk-home-listing-excerpt {
    display: -webkit-box;
    overflow: hidden;
    margin: 0;
    color: var(--zk-text-muted, #667085);
    font-size: .9rem;
    line-height: 1.55;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}
.zk-product-card-seller {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin: auto 0 0;
    padding-top: 4px;
    color: var(--zk-text-muted, #667085);
    font-size: .82rem;
}
.zk-product-card-seller a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.zk-product-card .zk-seller-verified {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 7px;
    border-radius: 999px;
    color: #087443;
    background: #e8f7ef;
    font-size: .72rem;
    font-weight: 700;
}
.zk-product-card .listing-footer,
.zk-product-card .zk-home-listing-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--zk-border, #e5e7eb);
}
.zk-product-card .listing-footer strong,
.zk-product-card .zk-home-listing-footer strong {
    color: var(--zk-text, #172033);
    font-size: 1.12rem;
    line-height: 1.2;
    white-space: nowrap;
}
.zk-product-card .listing-footer a,
.zk-product-card .zk-home-listing-footer a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--zk-color-primary, #ff6b00);
    font-size: .82rem;
    font-weight: 700;
    text-decoration: none;
}
.zk-product-card .listing-footer a:hover,
.zk-product-card .zk-home-listing-footer a:hover { text-decoration: underline; }
.zk-product-card :focus-visible,
.catalog-pagination a:focus-visible,
.catalog-subcategories a:focus-visible {
    outline: 3px solid var(--zk-focus-ring, rgba(255, 107, 0, .35));
    outline-offset: 3px;
}
.catalog-listing-grid,
.zk-public-seller__products,
.zk-related-products .listing-grid {
    align-items: stretch;
}
.catalog-listing-grid > .zk-product-card,
.zk-public-seller__products > .zk-product-card,
.zk-related-products .listing-grid > .zk-product-card { min-height: 100%; }
.catalog-empty,
.zk-home-empty,
.zk-favorites-empty,
.empty-state {
    padding: clamp(24px, 4vw, 44px);
    border: 1px dashed var(--zk-border, #d7dce4);
    border-radius: var(--zk-radius-lg, 16px);
    background: var(--zk-surface, #fff);
    text-align: center;
}
.zk-listing-skeleton-grid {
    display: grid;
    grid-template-columns: repeat( auto-fit, minmax(min(100%, 240px), 1fr) );
    gap: 22px;
}
.zk-listing-skeleton {
    overflow: hidden;
    min-height: 320px;
    border: 1px solid var(--zk-border, #e5e7eb);
    border-radius: var(--zk-radius-lg, 16px);
    background: #fff;
}
.zk-listing-skeleton__media,
.zk-listing-skeleton__line {
    position: relative;
    overflow: hidden;
    background: #edf0f4;
}
.zk-listing-skeleton__media { aspect-ratio: 16 / 9; }
.zk-listing-skeleton__body { display: grid; gap: 12px; padding: 18px; }
.zk-listing-skeleton__line { height: 12px; border-radius: 6px; }
.zk-listing-skeleton__line--short { width: 42%; }
.zk-listing-skeleton__line--medium { width: 68%; }
.zk-listing-skeleton__line--price { width: 48%; height: 20px; }
.zk-listing-skeleton__media::after,
.zk-listing-skeleton__line::after {
    position: absolute;
    inset: 0;
    content: "";
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.75), transparent);
    animation: zk-skeleton-shimmer 1.35s infinite;
}
@keyframes zk-skeleton-shimmer { to { transform: translateX(100%); } }
@media (max-width: 640px) {
    .zk-product-card .listing-body,
    .zk-product-card .zk-home-listing-content { padding: 14px; }
    .zk-product-card .listing-footer,
    .zk-product-card .zk-home-listing-footer { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
    .zk-product-card, .zk-product-card img { transition: none !important; }
    .zk-listing-skeleton__media::after, .zk-listing-skeleton__line::after { animation: none !important; }
}

/* Oprava etapy 28.1: obal oblíbených nesmí mít vlastní absolutní odsazení.
   Vnořený .zk-favorite-wrap se dříve zarovnával doprava vůči nulové šířce
   rodiče a srdíčko tak ujíždělo přibližně o polovinu své velikosti. */
.zk-product-card-favorite {
    display: block;
    width: 40px;
    height: 40px;
}
.zk-product-card-favorite .zk-favorite-wrap {
    position: static;
    display: inline-flex;
    width: 100%;
    height: 100%;
    max-width: none;
    align-items: center;
    justify-content: center;
}
.zk-product-card-favorite .zk-favorite-button.favorite {
    position: static;
    inset: auto;
    display: inline-flex;
    width: 40px;
    min-width: 40px;
    height: 40px;
    min-height: 40px;
    padding: 0;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}
.zk-product-card-favorite .zk-favorite-button .zk-favorite-heart {
    display: block;
    margin: 0;
    padding: 0;
    line-height: 1;
    transform: none;
}