/* assets/css/tienda.css */
.tienda-layout {
    display: grid;
    grid-template-columns: 260px 1fr 320px;
    min-height: calc(100vh - 120px);
    max-width: 1400px;
    margin: 0 auto;
    gap: 0;
}

.tienda-sidebar {
    padding: 32px 24px;
    background: white;
    border-right: 1px solid rgba(26,75,60,.08);
    position: sticky;
    top: 72px;
    height: calc(100vh - 72px);
    overflow-y: auto;
}

.sidebar-section { margin-bottom: 32px; }
.sidebar-section h3 {
    font-family: var(--font-display);
    color: var(--verde);
    font-size: 1rem;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--fondo);
}

.cat-link {
    display: block;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--gris);
    transition: all .2s;
    margin-bottom: 4px;
}
.cat-link:hover, .cat-link.active { background: var(--fondo); color: var(--verde); }
.cat-link.active { background: var(--verde); color: white; }

.caliber-mini {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--fondo);
}
.caliber-mini strong { color: var(--verde); }
.caliber-mini span   { color: var(--gris); }

.sidebar-despacho { background: var(--fondo); border-radius: var(--radius-sm); padding: 16px; }
.sidebar-despacho p { font-size: 13px; color: var(--gris); margin-bottom: 10px; line-height: 1.5; }
.sidebar-despacho strong { color: var(--verde); }

/* ── MAIN ───────────────────────────── */
.tienda-main { padding: 32px; overflow-y: auto; }

.tienda-header { margin-bottom: 28px; }
.tienda-header h1 { font-family: var(--font-display); color: var(--verde); font-size: 2rem; }
.tienda-header p  { color: var(--gris); font-size: 14px; }

.tienda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.tprod-card {
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid rgba(26,75,60,.08);
    transition: transform .25s, box-shadow .25s, border-color .25s;
    position: relative;
    display: flex;
    flex-direction: column;
}
.tprod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--verde-lt); }
.tprod-card.sin-stock { opacity: .65; }

.tprod-badge {
    position: absolute; top: 10px; left: 10px;
    background: var(--terra); color: white;
    font-size: 11px; font-weight: 700;
    padding: 3px 10px; border-radius: var(--radius-xl);
    z-index: 1;
}
.tprod-badge.out { background: #6b7280; }

.tprod-img {
    height: 140px;
    background: linear-gradient(135deg, #e8f3ed, #d4ead8);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.tprod-img img { width: 100%; height: 100%; object-fit: cover; }
.tprod-emoji   { font-size: 5rem; }

.tprod-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.tprod-cat  { font-size: 10px; text-transform: uppercase; letter-spacing: 1px; color: var(--gris); }
.tprod-body h3 { font-size: 14px; font-weight: 700; color: var(--verde); margin: 4px 0 6px; line-height: 1.3; }
.tprod-desc { font-size: 12px; color: var(--gris); line-height: 1.5; margin-bottom: 8px; flex:1; }
.tprod-caliber { font-size: 11px; color: var(--verde-lt); margin-bottom: 10px; }

.tprod-footer { margin-top: auto; }
.tprod-price { font-family: var(--font-display); font-size: 1.5rem; color: var(--verde); font-weight: 700; }
.tprod-iva   { font-size: 11px; font-weight: 400; color: var(--gris); font-family: var(--font-body); }

.tprod-qty-row { display: flex; gap: 8px; align-items: center; margin-top: 10px; }

.qty-ctrl {
    display: flex;
    align-items: center;
    border: 2px solid rgba(26,75,60,.15);
    border-radius: var(--radius-xl);
    overflow: hidden;
}
.qty-btn {
    background: none; border: none;
    width: 30px; height: 30px;
    font-size: 16px; cursor: pointer;
    color: var(--verde); font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s;
}
.qty-btn:hover { background: var(--fondo); }
.qty-val, .qty-ctrl span { min-width: 28px; text-align: center; font-weight: 700; font-size: 14px; color: var(--verde); }

.qty-ctrl.sm .qty-btn { width: 26px; height: 26px; font-size: 14px; }

.btn-add-cart {
    flex: 1;
    background: var(--verde); color: white;
    border: none; border-radius: var(--radius-xl);
    padding: 8px 12px;
    font-weight: 700; font-size: 13px;
    cursor: pointer; font-family: var(--font-body);
    transition: background .2s;
    white-space: nowrap;
}
.btn-add-cart:hover { background: var(--terra); }
.btn-notify-stock {
    width: 100%;
    background: transparent; color: var(--gris);
    border: 1px solid #e5e7eb;
    border-radius: var(--radius-xl);
    padding: 8px; font-size: 12px; cursor: pointer;
    font-family: var(--font-body);
}

/* ── CARRITO LATERAL ─────────────────── */
.cart-panel {
    background: white;
    border-left: 1px solid rgba(26,75,60,.08);
    position: fixed;
    right: -340px;
    top: 72px;
    width: 320px;
    height: calc(100vh - 72px);
    display: flex;
    flex-direction: column;
    transition: right .3s ease;
    z-index: 900;
    box-shadow: var(--shadow-lg);
}
.cart-panel.open { right: 0; }

.cart-panel-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--fondo);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.cart-panel-header h3 { font-family: var(--font-display); color: var(--verde); }
.cart-close { background: none; border: none; font-size: 18px; cursor: pointer; color: var(--gris); }

.cart-items { flex: 1; overflow-y: auto; padding: 16px; }
.cart-empty { text-align: center; padding: 40px; color: var(--gris); font-size: 1.2rem; line-height: 2; }
.cart-loading { text-align: center; padding: 20px; color: var(--gris); }

.cart-item {
    background: var(--fondo);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    margin-bottom: 10px;
}
.ci-name { font-weight: 700; font-size: 13px; color: var(--verde); margin-bottom: 2px; }
.ci-meta { font-size: 11px; color: var(--gris); margin-bottom: 8px; }
.ci-row  { display: flex; align-items: center; gap: 8px; }
.ci-price { font-weight: 700; color: var(--verde); font-size: 14px; margin-left: auto; }
.ci-del  { background: none; border: none; cursor: pointer; font-size: 14px; opacity: .6; }
.ci-del:hover { opacity: 1; }

.cart-footer { padding: 16px; border-top: 1px solid var(--fondo); }

.cart-totals { margin-bottom: 16px; }
.ct-row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 14px; color: var(--gris); }
.ct-row.total { font-weight: 700; color: var(--verde); font-size: 16px; border-top: 1px solid var(--fondo); padding-top: 8px; margin-top: 4px; }

.btn-vaciar {
    width: 100%; background: none; border: none;
    color: var(--gris); font-size: 13px; margin-top: 8px;
    cursor: pointer; font-family: var(--font-body);
    text-decoration: underline;
}

/* ── CART FAB ─── */
.cart-fab {
    position: fixed;
    bottom: 28px; right: 28px;
    background: var(--verde); color: white;
    border: none; border-radius: var(--radius-xl);
    padding: 14px 22px;
    font-size: 16px; font-weight: 700;
    cursor: pointer; font-family: var(--font-body);
    box-shadow: 0 8px 24px rgba(26,75,60,.35);
    z-index: 800;
    display: flex; align-items: center; gap: 8px;
    transition: transform .2s, background .2s;
}
.cart-fab:hover { background: var(--terra); transform: scale(1.05); }
.cart-fab span {
    background: var(--terra); color: white;
    border-radius: 50%; width: 22px; height: 22px;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
}

.empty-state { text-align: center; padding: 80px 20px; }
.empty-state h3 { font-family: var(--font-display); color: var(--verde); margin: 20px 0; }

@media (max-width: 1200px) {
    .tienda-layout { grid-template-columns: 220px 1fr; }
    .cart-panel { top: 0; height: 100vh; }
}
@media (max-width: 768px) {
    .tienda-layout { grid-template-columns: 1fr; }
    .tienda-sidebar { display: none; }
    .tienda-main { padding: 20px 16px; }
}