/* ============================================================
   TIENDA DE DISPOSITIVOS — Estilos
   ============================================================ */

/* --- Grid de productos --- */
.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}
.shop-grid--sm { gap: 1rem; }

/* --- Product card --- */
.shop-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
}
.shop-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.shop-card__img-link { display: block; text-decoration: none; }
.shop-card__img {
    position: relative;
    aspect-ratio: 4/3;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.shop-card__img img {
    width: 100%; height: 100%;
    object-fit: contain;
    padding: 1.5rem;
    transition: transform 0.3s ease;
}
.shop-card:hover .shop-card__img img { transform: scale(1.05); }

.shop-card__placeholder {
    font-size: 3rem;
    color: var(--gray-300);
}
.shop-card__badge {
    position: absolute;
    top: 0.75rem; left: 0.75rem;
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
}
.shop-card__badge--star {
    background: #F59E0B;
    left: auto; right: 0.75rem;
}

.shop-card__body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.shop-card__category {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
}
.shop-card__name {
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0.25rem 0 0.5rem;
    line-height: 1.3;
}
.shop-card__name a { color: var(--gray-900); text-decoration: none; }
.shop-card__name a:hover { color: var(--primary); }
.shop-card__desc {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin-bottom: 1rem;
    flex: 1;
}
.shop-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: auto;
}
.shop-card__price strong {
    font-size: 1.25rem;
    color: var(--gray-900);
}
.shop-card__price small {
    display: block;
    font-size: 0.7rem;
    color: var(--gray-500);
}
.shop-card__sold-out {
    font-size: 0.85rem;
    color: #dc3545;
    font-weight: 600;
}

.shop-add-btn {
    white-space: nowrap;
    flex-shrink: 0;
}

/* --- Product detail --- */
.shop-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
.shop-product__gallery img {
    width: 100%;
    border-radius: var(--radius);
    background: var(--gray-100);
    object-fit: contain;
    padding: 2rem;
}
.shop-product__title {
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0.5rem 0 0.75rem;
    line-height: 1.2;
}
.shop-product__short {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}
.shop-product__price {
    margin-bottom: 1rem;
}
.shop-product__price strong {
    font-size: 2rem;
    color: var(--gray-900);
}
.shop-product__price span {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-left: 0.5rem;
}
.shop-product__pack {
    background: #EEF2FF;
    color: #4F46E5;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.shop-product__stock {
    color: #16a34a;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}
.shop-product__stock--out { color: #dc3545; }
.shop-product__add { margin-bottom: 1.5rem; }
.shop-product__features {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--gray-600);
}
.shop-product__features i {
    color: var(--primary);
    width: 20px;
    margin-right: 0.5rem;
}
.shop-product__desc {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}
.shop-product__desc h2 { font-size: 1.25rem; margin-bottom: 1rem; }
.shop-related { margin-top: 3rem; }
.shop-related h2 { font-size: 1.25rem; margin-bottom: 1.5rem; }

/* --- Info cards --- */
.shop-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.shop-info-card {
    text-align: center;
    padding: 2rem 1.5rem;
}
.shop-info-card i {
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 1rem;
    display: block;
}
.shop-info-card h4 { font-size: 1rem; margin-bottom: 0.5rem; }
.shop-info-card p { font-size: 0.85rem; color: var(--gray-600); }

/* --- Header sólido en páginas sin hero oscuro --- */
.page--tienda-light .na-header {
    background: rgba(0, 30, 80, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
}
.page--tienda-light .na-header .na-brand,
.page--tienda-light .na-header .na-nav__link,
.page--tienda-light .na-header .na-cart-btn {
    color: #fff;
}

/* --- Botón carrito navbar --- */
.na-cart-btn {
    position: relative;
    background: none;
    border: none;
    font-size: 1.1rem;
    color: #fff;
    cursor: pointer;
    padding: 0.4rem;
    margin-right: 0.5rem;
    transition: color 0.2s;
}
.na-cart-btn:hover { color: rgba(255,255,255,0.7); }
.na-cart-badge {
    position: absolute;
    top: -4px; right: -6px;
    min-width: 18px; height: 18px;
    background: var(--primary);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    line-height: 1;
}

/* --- Cart drawer --- */
.cart-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }

.cart-drawer {
    position: fixed;
    top: 0; right: 0;
    width: 380px; max-width: 90vw;
    height: 100vh; height: 100dvh;
    background: var(--white);
    z-index: 1101;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
}
.cart-drawer.open { transform: translateX(0); }

.cart-drawer__header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    flex-shrink: 0;
}
.cart-drawer__header h3 { font-size: 1.1rem; margin: 0; }
.cart-drawer__close {
    background: none; border: none;
    font-size: 1.1rem; color: var(--gray-500);
    cursor: pointer;
}
.cart-drawer__body {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    min-height: 0;
}
.cart-drawer__footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--gray-200);
    flex-shrink: 0;
    background: var(--white);
}
.cart-drawer__total {
    display: flex; justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.cart-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-400);
}
.cart-empty i { font-size: 2.5rem; margin-bottom: 0.75rem; display: block; }

.cart-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
}
.cart-item-img {
    width: 48px; height: 48px;
    border-radius: 8px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}
.cart-item-img img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-weight: 600; font-size: 0.85rem; }
.cart-item-price { font-size: 0.8rem; color: var(--gray-600); }

.cart-item-qty {
    display: flex; align-items: center; gap: 0.4rem;
}
.cart-qty-btn {
    width: 28px; height: 28px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    background: var(--white);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.cart-item-remove {
    background: none; border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: 0.85rem;
}
.cart-item-remove:hover { color: #dc3545; }

/* --- Checkout --- */
.checkout-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2rem;
    align-items: start;
}
.checkout-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}
.checkout-section h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
}
.checkout-section--optional {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1rem;
}
.checkout-section--optional summary {
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
}
.checkout-field {
    margin-bottom: 0.75rem;
}
.checkout-field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--gray-700);
}
.checkout-field input {
    width: 100%;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    padding: 0.6rem 0.85rem;
    font-size: 0.9rem;
}
.checkout-field input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,82,212,0.12);
}
.checkout-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.checkout-envio-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: border-color 0.2s;
}
.checkout-envio-option:has(input:checked) {
    border-color: var(--primary);
    background: rgba(0,82,212,0.03);
}
.checkout-envio-option div { flex: 1; }
.checkout-envio-option strong { display: block; font-size: 0.9rem; }
.checkout-envio-option small { font-size: 0.78rem; color: var(--gray-500); }
.checkout-envio-price { font-weight: 700; font-size: 0.95rem; white-space: nowrap; }

.checkout-secure {
    text-align: center;
    font-size: 0.78rem;
    color: var(--gray-500);
    margin-top: 0.75rem;
}

.checkout-summary {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1.5rem;
    position: sticky;
    top: 100px;
}
.checkout-summary h3 { font-size: 1rem; margin-bottom: 1rem; }
.checkout-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--gray-200);
}
.checkout-summary__line {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    padding: 0.4rem 0;
    color: var(--gray-600);
}
.checkout-summary__total {
    display: flex;
    justify-content: space-between;
    font-size: 1.1rem;
    font-weight: 700;
    padding-top: 0.75rem;
    margin-top: 0.5rem;
    border-top: 2px solid var(--gray-300);
}

/* --- Confirmación --- */
.checkout-success__icon {
    font-size: 4rem;
    color: #16a34a;
    margin-bottom: 1rem;
}
.checkout-success__code {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}
.checkout-success__summary {
    text-align: left;
    max-width: 400px;
    margin: 2rem auto 0;
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 1.25rem;
}
.checkout-success__summary h3 { font-size: 0.95rem; margin-bottom: 0.75rem; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .shop-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
    .shop-product { grid-template-columns: 1fr; gap: 1.5rem; }
    .shop-info-grid { grid-template-columns: 1fr; gap: 1rem; }
    .checkout-grid { grid-template-columns: 1fr; }
    .checkout-summary { position: static; }
}
@media (max-width: 480px) {
    .shop-grid { grid-template-columns: 1fr; }
    .checkout-row { grid-template-columns: 1fr; }
}