/* Modern UI for tienda and producto_detalle */

/* Importar colores dinámicos desde la base de datos */
@import url('colores_dinamicos_version.php');

body { 
    background: #f4f6fa; 
    font-family: 'Poppins', 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif; 
}

/* Sidebar mejorado */
.sidebar {
    background: #ffffff;
    color: #333;
    border-radius: 0 20px 20px 0;
    box-shadow: 4px 0 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border-right: 1px solid #e9ecef;
}

.sidebar .nav-item {
    transition: all 0.3s ease;
    border-radius: 12px;
    margin: 4px 8px;
}

.sidebar .nav-item:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateX(4px);
}

.sidebar .nav-item.active {
    background: var(--primary);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    color: #fff;
}

/* Estilos para subcategorías en el sidebar */
#sidebar-subcategories-container {
    margin-top: 10px;
}

#sidebar-subcategories-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

#sidebar-subcategories-menu .sidebar-subcategory {
    padding: 8px 12px;
    margin: 2px 0;
    font-size: 0.9em;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    position: relative;
    z-index: 10;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

#sidebar-subcategories-menu .sidebar-subcategory:hover {
    background: rgba(0, 46, 253, 0.2);
    color: #002efd;
    transform: translateX(4px);
    text-decoration: none;
    border-color: rgba(0, 46, 253, 0.3);
}

#sidebar-subcategories-menu .sidebar-subcategory.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(0, 46, 253, 0.3);
    text-decoration: none;
    border-color: transparent;
}

#sidebar-subcategories-menu .sidebar-subcategory i {
    font-size: 0.8em;
    margin-right: 8px;
    pointer-events: none;
}

#sidebar-subcategories-menu .sidebar-subcategory span {
    pointer-events: none;
}

/* Asegurar que el contenedor de subcategorías no interfiera con los clics */
#sidebar-subcategories-container {
    pointer-events: auto;
}

#sidebar-subcategories-container .submenu {
    pointer-events: auto;
}

.sidebar .nav-header {
    color: #6c757d;
    font-size: 0.9em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 20px 8px 8px 8px;
}

.sidebar .logo {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid #e9ecef;
}

.sidebar .logo-icon {
    height: 50px;
    filter: none;
}

.sidebar .promo-card {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    margin: 20px 12px;
    padding: 16px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(39, 174, 96, 0.3);
}

.sidebar .promo-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.sidebar .promo-description {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 12px;
}

.sidebar .promo-button {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
}

.sidebar .promo-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.breadcrumb { background: none; font-size: 1rem; }
.menu-items { display: flex; flex-wrap: wrap; gap: 24px; }
.menu-item { background: #fff; border-radius: 16px; box-shadow: 0 4px 24px rgba(0,0,0,0.08); padding: 0; margin-bottom: 24px; transition: transform 0.2s, box-shadow 0.2s; position: relative; flex: 1 1 300px; min-width: 270px; max-width: 340px; display: flex; flex-direction: column; }
.menu-item:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 8px 32px #0d6efd22; }
.item-image { width: 100%; height: 220px; object-fit: contain; background: #f8f9fa; border-radius: 16px 16px 0 0; }
.item-details { padding: 20px 18px 16px 18px; flex: 1; display: flex; flex-direction: column; }
.item-tags { margin-bottom: 8px; }
.item-tag { display: inline-block; background: #e9ecef; color: #333; border-radius: 12px; padding: 2px 12px; font-size: 0.85em; margin-right: 6px; }
.promo-tag { background: #207e0a !important; color: #fff !important; }
.item-name { font-size: 1.2rem; font-weight: 600; margin-bottom: 6px; }
.item-name a { color: #222; text-decoration: none; }
.item-name a:hover { color: #0d6efd; }
.item-description { color: #555; font-size: 1rem; margin-bottom: 10px; flex: 1; }
.item-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }
.price-container { display: flex; align-items: center; gap: 8px; }
.item-price { font-size: 1.1em; font-weight: 600; }
.promo-price { color: #207e0a; }
.original-price { text-decoration: line-through; color: #999; font-size: 0.9em; }
.add-to-cart { background: #0d6efd; color: #fff; border: none; border-radius: 8px; padding: 8px 14px; font-size: 1.1em; transition: background 0.2s; }
.add-to-cart:hover { background: #0056b3; }

/* Botón hamburguesa - Base común */
.hamburger-btn {
    display: block !important;
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1060;
    background: var(--primary);
    border: none;
    border-radius: 16px;
    padding: 12px;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
    color: #fff;
    transition: all 0.3s ease;
    cursor: pointer;
}

.hamburger-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

/* Botones del carrito - Base común */
.cart-btn-desktop,
.cart-btn-mobile {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1060;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    border: none;
    border-radius: 16px;
    padding: 12px;
    box-shadow: 0 4px 16px rgba(255, 107, 107, 0.4);
    color: #fff;
    transition: all 0.3s ease;
    cursor: pointer;
}

.cart-btn-desktop:hover,
.cart-btn-mobile:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
}

/* Contador del carrito - Base común */
.cart-count {
    position: absolute; 
    top: -8px; 
    right: -8px; 
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%); 
    color: #fff; 
    border-radius: 50%; 
    width: 24px; 
    height: 24px; 
    font-size: 0.8em; 
    font-weight: 700;
    display: flex; 
    align-items: center; 
    justify-content: center; 
    box-shadow: 0 2px 8px rgba(255, 107, 107, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* Asegurar que los botones tengan el tamaño correcto */
.hamburger-btn,
.cart-btn-desktop,
.cart-btn-mobile {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Asegurar que los iconos tengan el tamaño correcto */
.hamburger-btn i,
.cart-btn-desktop i,
.cart-btn-mobile i {
    font-size: 1.2rem;
    line-height: 1;
}

.cart-section { 
    background: #fcfcfc; 
    border-radius: 20px; 
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3); 
    position: fixed;
    top: 0;
    right: -350px;
    width: 350px;
    height: 100vh;
    z-index: 1000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.cart-section.active {
    right: 0;
}

.cart-title { 
    padding: 24px 24px 16px 24px;
    background: rgba(255, 255, 255, 0.1); 
    backdrop-filter: blur(10px);
    border-radius: 20px 20px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff; 
    font-weight: 700;
    font-size: 1.3rem; 
    position: relative;
    z-index: 2;
}

.cart-title .cart-icon {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.4);
}

.cart-items { 
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.cart-items-list {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    background: rgba(255, 255, 255, 0.95); 
    backdrop-filter: blur(10px);
}

.cart-item { 
    display: flex; 
    align-items: center; 
    gap: 16px; 
    padding: 16px;
    margin-bottom: 12px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
}

.cart-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.cart-item-image { 
    width: 60px; 
    height: 60px; 
    object-fit: cover;
    border-radius: 8px;
    flex-shrink: 0;
}

.cart-item:hover .cart-item-image {
    transform: scale(1.05);
}

.cart-item-details { flex: 1; }

.cart-item-name { 
    font-size: 1rem;
    font-weight: 600; 
    margin-bottom: 8px;
    color: #333;
    line-height: 1.3;
}

.cart-item-actions { display: flex; align-items: center; gap: 12px; }

.quantity-control { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    background: #f8f9fa;
    border-radius: 8px;
    padding: 4px;
}

.quantity-btn { 
    background: none;
    border: none; 
    width: 24px;
    height: 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer; 
    font-weight: bold;
    color: #002efd;
    transition: all 0.2s; 
}

.quantity-btn:hover { 
    background: #002efd;
    color: #fff;
}

.cart-item-price { 
    font-weight: 600;
    color: #002efd;
    font-size: 1.1em;
}

.remove-item { 
    background: #ff4757;
    color: #fff;
    border: none; 
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer; 
    transition: all 0.3s;
    flex-shrink: 0;
}

.remove-item:hover {
    background: #ff3742;
    transform: scale(1.1);
}

.cart-total { 
    background: #f8f9fa;
    padding: 20px 24px;
    border-radius: 0 0 20px 20px;
    border-top: 2px solid #e9ecef;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.total-row { 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    margin-bottom: 8px; 
}

.total-title { color: #6c757d; font-weight: 500; }

.total-value { color: #2c3e50; font-weight: 600; }

.grand-total { 
    font-size: 1.2em;
    font-weight: 700; 
    color: #002efd;
    border-top: 1px solid #dee2e6;
    padding-top: 12px;
    margin-top: 12px;
}

.checkout-btn { 
    background: var(--primary);
    color: #fff; 
    border: none; 
    padding: 16px 24px;
    border-radius: 12px; 
    font-weight: 700; 
    font-size: 1.1em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
    margin-top: 16px;
    box-shadow: 0 4px 12px rgba(0, 46, 253, 0.3);
}

.checkout-btn:hover { 
    background: linear-gradient(135deg, #764ba2 0%, #002efd 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 46, 253, 0.4);
}

.empty-cart { 
    text-align: center; 
    padding: 40px 20px;
    color: #6c757d;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.empty-cart-icon { 
    font-size: 3em; 
    margin-bottom: 16px; 
    color: #dee2e6;
}

.empty-cart p {
    margin: 8px 0;
    font-size: 1.1em;
}

.categories-filters { display: flex; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.filter-chip { 
    background: #e9ecef; 
    color: #333; 
    border-radius: 16px; 
    padding: 8px 16px; 
    font-size: 0.9em; 
    cursor: pointer; 
    transition: all 0.3s; 
    border: 2px solid transparent;
    font-weight: 500;
}
.filter-chip.active, .filter-chip:hover { 
    background: #0d6efd; 
    color: #fff; 
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}
.filter-chip.subcategory {
    background: rgba(13, 110, 253, 0.1);
    color: #0d6efd;
    border-color: rgba(13, 110, 253, 0.2);
    font-size: 0.85em;
    padding: 6px 12px;
}
.filter-chip.subcategory.active, .filter-chip.subcategory:hover {
    background: #0d6efd;
    color: #fff;
    border-color: #0d6efd;
}
.search-container { position: relative; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: #aaa; }
.search-input { padding-left: 36px; border-radius: 10px; border: 1.5px solid #eee; background: #fff; font-size: 1.1em; }

/* Botón cerrar carrito */
.close-cart { 
    position: absolute; 
    top: 20px; 
    right: 20px; 
    background: rgba(255, 255, 255, 0.2); 
    border: none; 
    font-size: 1.5em; 
    color: #fff; 
    cursor: pointer; 
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
    z-index: 1070;
}

.close-cart:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .menu-items { gap: 16px; }
    .menu-item { flex: 1 1 280px; min-width: 250px; max-width: 320px; }
}

/* Configuración para Desktop (>992px) */
@media (min-width: 992px) {
    .dashboard {
        display: flex;
        flex-direction: row;
    }
    
    .sidebar {
        position: relative;
        width: 280px;
        min-width: 280px;
        height: 100vh;
        left: 0;
        transform: none;
        transition: all 0.3s ease;
        box-shadow: 4px 0 20px rgba(0,0,0,0.15);
    }
    
    .sidebar.active {
        left: 0;
        transform: none;
        box-shadow: 4px 0 20px rgba(0,0,0,0.15);
    }
    
    /* Estado inactivo en desktop */
    .sidebar:not(.active) {
        left: -280px;
        transform: translateX(-100%);
        box-shadow: 4px 0 20px rgba(0,0,0,0.1);
    }
    
    .sidebar-overlay {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
        flex: 1;
        padding: 20px;
    }
    
    /* Carrito desktop visible en pantallas grandes */
    .cart-btn-desktop {
        display: block !important;
    }
    
    /* Carrito móvil oculto en desktop */
    .cart-btn-mobile {
        display: none !important;
    }
    
    /* Asegurar que las clases Bootstrap funcionen correctamente */
    .d-lg-block {
        display: block !important;
    }
    
    .d-lg-none {
        display: none !important;
    }
    
    /* Ajustes específicos para pantallas grandes */
    .hamburger-btn {
        top: 20px;
        left: 20px;
        padding: 12px;
    }
    
    .cart-btn-desktop {
        top: 20px;
        right: 20px;
        padding: 12px;
    }
    
    /* Asegurar que el sidebar funcione correctamente */
    .sidebar {
        max-width: 280px;
        width: 280px;
    }
    
    .sidebar.active {
        left: 0;
        width: 280px;
    }
}

/* Configuración para pantallas medianas y pequeñas (<992px) */
@media (max-width: 991px) {
    .dashboard { flex-direction: column; }
    .sidebar { 
        position: fixed; 
        left: -320px; 
        top: 0; 
        height: 100vh; 
        width: 320px;
        z-index: 1050; 
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 0 0 20px rgba(0,0,0,0.3);
    }
    .sidebar.active { 
        left: 0;
        animation: sidebarSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    @keyframes sidebarSlideIn {
        0% { transform: translateX(-100%); }
        100% { transform: translateX(0); }
    }
    .sidebar-overlay { 
        position: fixed; 
        top: 0; 
        left: 0; 
        width: 100%; 
        height: 100%; 
        background: rgba(0,0,0,0.6); 
        z-index: 1040; 
        display: none;
        backdrop-filter: blur(2px);
    }
    .main-content { margin-left: 0; padding: 12px; width: 100%; }
    .menu-items { gap: 12px; justify-content: center; }
    .menu-item { flex: 1 1 300px; min-width: 280px; max-width: 350px; }
    .cart-section.active { 
        right: 0; 
        transform: translateX(0);
        animation: cartSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    @keyframes cartSlideIn {
        0% { transform: translateX(100%); }
        100% { transform: translateX(0); }
    }
    
    /* Carrito desktop oculto en pantallas medianas y pequeñas */
    .cart-btn-desktop { 
        display: none !important; 
    }
    
    /* Carrito móvil visible en pantallas medianas y pequeñas */
    .cart-btn-mobile { 
        display: block !important; 
    }
    
    /* Asegurar que las clases Bootstrap funcionen correctamente */
    .d-lg-block {
        display: none !important;
    }
    
    .d-lg-none {
        display: block !important;
    }
    
    /* Ajustes específicos para pantallas medianas */
    .hamburger-btn {
        top: 18px;
        left: 18px;
        padding: 11px;
    }
    
    .cart-btn-mobile {
        top: 18px;
        right: 18px;
        padding: 11px;
    }
    
    /* Asegurar que el sidebar funcione correctamente */
    .sidebar {
        max-width: 320px;
        width: 320px;
    }
    
    .sidebar.active {
        left: 0;
        width: 320px;
    }
}

/* Configuración para pantallas pequeñas (<768px) */
@media (max-width: 768px) {
    .container { padding: 0 10px; }
    .menu-items { gap: 10px; }
    .menu-item { flex: 1 1 100%; min-width: 100%; max-width: 100%; }
    .item-image { height: 200px; }
    .item-details { padding: 15px 12px 12px 12px; }
    .item-name { font-size: 1.1rem; }
    .cart-section { width: 100%; right: -100%; }
    .cart-section::after { display: none; }
    .header { flex-direction: column; gap: 15px; }
    .page-title { text-align: center; }
    .search-container { width: 100%; }
    .categories-filters { justify-content: center; }
    
    /* Ajustes para botones en pantallas pequeñas */
    .cart-btn-mobile {
        top: 15px;
        right: 15px;
        padding: 10px;
        font-size: 0.9rem;
    }
    
    .hamburger-btn {
        top: 15px;
        left: 15px;
        padding: 10px;
    }
    
    /* Asegurar que el sidebar funcione correctamente */
    .sidebar {
        width: 100%;
        left: -100%;
    }
    
    .sidebar.active {
        left: 0;
        width: 100%;
    }
}

/* Configuración para pantallas muy pequeñas (<576px) */
@media (max-width: 576px) {
    .container { padding: 0 8px; }
    .menu-item { margin-bottom: 16px; }
    .item-image { height: 180px; }
    .item-details { padding: 12px 10px 10px 10px; }
    
    /* Ajustes para botones en pantallas muy pequeñas */
    .cart-btn-mobile {
        top: 10px;
        right: 10px;
        padding: 8px;
        font-size: 0.8rem;
        border-radius: 12px;
    }
    
    .hamburger-btn {
        top: 10px;
        left: 10px;
        padding: 8px;
        border-radius: 12px;
    }
    
    /* Ajustes para el contador del carrito */
    .cart-count {
        width: 20px;
        height: 20px;
        font-size: 0.7em;
        top: -6px;
        right: -6px;
    }
    
    /* Asegurar que el sidebar funcione correctamente */
    .sidebar {
        width: 100%;
        left: -100%;
    }
    
    .sidebar.active {
        left: 0;
        width: 100%;
    }
}

/* Configuración para pantallas extra pequeñas (<480px) */
@media (max-width: 480px) {
    .item-image { height: 160px; }
    .item-details { padding: 10px 8px 8px 8px; }
    .item-name { font-size: 0.95rem; }
    .item-description { font-size: 0.85rem; }
    .item-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
    .price-container { width: 100%; justify-content: space-between; }
    .add-to-cart { width: 100%; }
    .cart-section { padding: 12px; }
    .cart-item { flex-direction: column; text-align: center; gap: 8px; }
    .cart-item-actions { justify-content: center; }
    .page-title { font-size: 1.2rem; }
    .categories-filters { gap: 6px; }
    .filter-chip { font-size: 0.75em; padding: 2px 8px; }
    
    /* Mejoras para producto_detalle.php en móviles */
    .product-info { padding: 15px 10px; }
    .main-image-container { height: 220px; }
    .product-title { font-size: 1.3rem; }
    .product-price { font-size: 1.3rem; }
    .product-description { font-size: 1rem; }
    .quantity-selector { flex-direction: column; align-items: flex-start; gap: 10px; }
    .quantity-selector label { margin-bottom: 5px; }
    .thumbnail { width: 60px; height: 60px; }
    .thumbnail-gallery { gap: 8px; }
    
    /* Ajustes para botones en pantallas extra pequeñas */
    .cart-btn-mobile {
        top: 8px;
        right: 8px;
        padding: 6px;
        font-size: 0.75rem;
        border-radius: 10px;
        min-width: 40px;
        min-height: 40px;
    }
    
    .hamburger-btn {
        top: 8px;
        left: 8px;
        padding: 6px;
        border-radius: 10px;
        min-width: 40px;
        min-height: 40px;
    }
    
    /* Ajustes para el contador del carrito en pantallas extra pequeñas */
    .cart-count {
        width: 18px;
        height: 18px;
        font-size: 0.65em;
        top: -5px;
        right: -5px;
    }
    
    /* Asegurar que el sidebar funcione correctamente */
    .sidebar {
        width: 100%;
        left: -100%;
    }
    
    .sidebar.active {
        left: 0;
        width: 100%;
    }
}

/* Footer */
.footer { box-shadow: 0 -2px 16px rgba(0,0,0,0.07); font-size: 1rem; margin-top: 40px; }
.footer a:hover { color: #0d6efd !important; text-decoration: underline !important; } 

/* Estilos para preventa en tienda.php */

/* Información de stock */
.stock-info {
    margin: 8px 0;
    font-size: 0.85rem;
}

.stock-available {
    color: #28a745;
    font-weight: 500;
}

.stock-unavailable {
    color: #dc3545;
    font-weight: 500;
}

/* Botón deshabilitado para productos sin stock */
.add-to-cart.disabled {
    background-color: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

.add-to-cart.disabled:hover {
    background-color: #6c757d;
    transform: none;
}

/* Información de preventa en el carrito */
.preventa-info {
    margin: 10px 0;
    padding: 8px;
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 4px;
    text-align: center;
}

.preventa-info small {
    color: #856404;
}

/* Botón de crear preventa */
.checkout-btn {
    background: linear-gradient(135deg, #28a745, #20c997);
    border: none;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: block;
    text-align: center;
    transition: all 0.3s ease;
    margin-top: 15px;
}

.checkout-btn:hover {
    background: linear-gradient(135deg, #218838, #1ea085);
    color: white;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

/* Notificaciones de preventa */
.preventa-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 9999;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 10px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.preventa-notification.show {
    transform: translateX(0);
}

.preventa-notification i {
    font-size: 1.2rem;
    color: #28a745;
}

/* Estilos para categorías desplegables en sidebar */
.categoria-item {
    margin-bottom: 4px;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

/* Categorías que tienen subcategorías no deben tener margen inferior */
.categoria-item.has-submenu {
    margin-bottom: 0;
}

/* Solo agregar margen cuando la categoría no esté expandida o no tenga submenú */
.categoria-item:not(.has-submenu),
.categoria-item.has-submenu:not(.expanded) {
    margin-bottom: 4px;
}

.categoria-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
    user-select: none;
    cursor: pointer;
    border: 1px solid #e9ecef;
}

.categoria-item.expanded .categoria-header {
    background: #667eea;
    color: white;
    border-color: #667eea;
    border-radius: 8px 8px 0 0;
    margin-bottom: 0;
}

.categoria-header i:first-child {
    margin-right: 12px;
    font-size: 1.1rem;
    color: #667eea;
    transition: color 0.3s ease;
}

.categoria-item.expanded .categoria-header i:first-child {
    color: white;
}

.categoria-header span {
    flex-grow: 1;
    font-weight: 500;
    font-size: 0.95rem;
}

.toggle-icon {
    transition: all 0.3s ease;
    font-size: 0.8rem !important;
    margin-left: 8px;
    color: #6c757d;
}

.categoria-item.expanded .toggle-icon {
    transform: rotate(180deg);
    color: white !important;
}

.subcategorias-container {
    background: #ffffff;
    border: 1px solid #e9ecef;
    border-top: none;
    border-radius: 0 0 8px 8px;
    padding: 8px 0;
    margin: 0;
    margin-left: 20px;
    margin-right: 8px;
    margin-bottom: 4px; /* Agregar margen inferior para separar de la siguiente categoría */
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
}

.subcategoria-item {
    margin: 0;
    border-bottom: 1px solid #f1f3f4;
}

.subcategoria-item:last-child {
    border-bottom: none;
}

.subcategoria-item a {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    color: #495057;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    position: relative;
}

.subcategoria-item a:hover {
    background: #f8f9fa;
    color: #667eea;
    padding-left: 20px;
}

.subcategoria-item a::before {
    content: '';
    width: 4px;
    height: 4px;
    background: #667eea;
    border-radius: 50%;
    margin-right: 12px;
    opacity: 0.6;
}

.subcategoria-item a:hover::before {
    background: #667eea;
    opacity: 1;
}

.subcategoria-item.ver-todos {
    border-top: 1px solid #e9ecef;
    margin-top: 4px;
}

.subcategoria-item.ver-todos a {
    color: #28a745;
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.subcategoria-item.ver-todos a::before {
    content: '';
    width: 12px;
    height: 12px;
    background: none;
    border: 2px solid #28a745;
    border-radius: 2px;
    margin-right: 8px;
}

.subcategoria-item.ver-todos a:hover {
    background: rgba(40, 167, 69, 0.1);
    color: #1e7e34;
}

.categoria-link a {
    display: block;
    padding: 8px 16px;
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-top: 4px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
}

.categoria-link a:hover {
    background: #e3f2fd;
    border-color: #667eea;
    color: #495057;
}

/* Mensaje de filtro activo */
#mensaje-filtro-activo {
    border-left: 4px solid #17a2b8;
    border-radius: 8px;
    animation: slideInDown 0.3s ease;
}

@keyframes slideInDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive para categorías en sidebar */
@media (max-width: 768px) {
    .categoria-header {
        padding: 10px 12px;
    }
    
    .subcategorias-container {
        margin-left: 12px;
        margin-right: 4px;
    }
    
    .subcategoria-item a {
        padding: 6px 8px;
        font-size: 0.85rem;
    }
}