/* ============================================================
   producto.css — Detalle Técnico y Ficha de Repuesto
   mecanbur-web/static/css/producto.css
   ============================================================ */

.breadcrumb-bar {
    background-color: var(--color-bg-2);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 0;
}
.breadcrumb {
    display: flex;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-text-faint);
}
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb__item--active { color: var(--color-text-muted); }

.producto-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding: 48px 20px;
    align-items: start;
}

/* PANEL IZQUIERDO */
.producto-gallery {
    background-color: var(--color-bg-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.main-gallery-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.no-img-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    color: var(--color-text-faint);
    text-align: center;
    padding: 24px;
}

/* PANEL DERECHO */
.producto-info {
    display: flex;
    flex-direction: column;
    align-items: start;
}
.producto-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin: 12px 0 6px;
    text-transform: uppercase;
}
.producto-code {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.producto-price-box {
    background-color: var(--color-accent-glow);
    border: 1px dashed rgba(123, 184, 212, 0.3);
    padding: 20px;
    border-radius: var(--radius-md);
    width: 100%;
    margin-bottom: 24px;
}
.price-label { display: block; font-size: 0.85rem; color: var(--color-accent); text-transform: uppercase; font-weight: 700; margin-bottom: 4px; }
.price-val { font-family: var(--font-display); font-size: 2.2rem; font-weight: 800; color: #fff; }

.producto-specs {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
    margin-bottom: 32px;
    font-size: 0.95rem;
}
.producto-specs strong { color: var(--color-silver); }

/* SELECTOR DE CANTIDADES */
.producto-actions {
    display: flex;
    gap: 16px;
    width: 100%;
}
.quantity-selector {
    display: flex;
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background-color: var(--color-bg-3);
}
.qty-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    background-color: transparent;
    transition: background-color var(--transition);
}
.qty-btn:hover { background-color: var(--color-border); }
.quantity-selector input {
    width: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    background: transparent;
    border: none;
}
/* Quitar flechas por defecto */
.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.producto-actions .btn { flex-grow: 1; }

/* SECCIÓN RELACIONADOS */
.relacionados-section { border-top: 1px solid var(--color-border); padding: 64px 0; }
.section-title { font-size: 1.8rem; font-weight: 700; text-transform: uppercase; margin-bottom: 24px; }

@media (max-width: 768px) {
    .producto-layout { grid-template-columns: 1fr; gap: 32px; }
    .producto-actions { flex-direction: column; }
    .quantity-selector { justify-content: space-between; }
    .qty-btn { width: 33%; }
}