/* ============================================================
   catalogo.css — Vista del Catálogo de Repuestos
   mecanbur-web/static/css/catalogo.css
   ============================================================ */

.catalogo-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    padding: 40px 20px;
    align-items: start;
}

/* BARRA LATERAL FILTROS */
.catalogo-sidebar {
    background-color: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
    position: sticky;
    top: calc(var(--header-h) + 24px);
}
.catalogo-sidebar h3 {
    font-size: 1.3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 10px;
}
.filter-group {
    margin-bottom: 18px;
}

/* ENCABEZADO DE RESULTADOS */
.catalogo-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 16px;
    margin-bottom: 24px;
}
.catalogo-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    text-transform: uppercase;
}

/* GRILLA INTERACTIVA */
.productos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 20px;
}

/* TARJETAS DE PRODUCTOS (CORREGIDO DE .producto-card) */
.product-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition);
}
.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
}
.product-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.product-card__img-wrap {
    aspect-ratio: 4/3;
    background-color: var(--color-bg-3);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.product-card__no-img {
    color: var(--color-text-faint);
}
.product-card__brand {
    position: absolute;
    bottom: 8px; left: 8px;
    background-color: rgba(13, 14, 15, 0.85);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 2px;
    color: var(--color-accent);
}
.product-card__body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.product-card__code {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-faint);
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}
.product-card__name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.3;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.6em;
}
.product-card__footer {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.product-card__price {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-accent);
}
.product-card__cta {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
}
.product-card:hover .product-card__cta {
    color: var(--color-accent);
}

/* Spinners y Estados vacíos */
.loading-spinner, .empty-msg, .error-msg {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px;
    color: var(--color-text-muted);
    font-size: 1.1rem;
}
.error-msg { color: #f87171; }

/* PAGINADOR NUMÉRICO */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.pagination__btn {
    background-color: var(--color-bg-2);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    width: 38px; height: 38px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.pagination__btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.pagination__btn--active {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .catalogo-layout { grid-template-columns: 1fr; }
    .catalogo-sidebar { position: static; }
}