/* ===================================
   MARIA CAVALHEIRO - DESIGN SYSTEM
   Cores: Preto (#000) e Branco (#FFF)
   Fontes: Belleza (Títulos), Optima (Textos)
   =================================== */

:root {
    --color-primary: #000000;
    --color-secondary: #FFFFFF;
    --color-gray: #F5F5F5;
    --color-gray-dark: #666666;
    --color-border: #E0E0E0;
    --color-success: #28A745;
    --color-danger: #DC3545;
    --color-warning: #FFC107;
    
    --font-heading: 'Belleza', serif;
    --font-body: 'Optima', 'Segoe UI', sans-serif;
    
    --transition: all 0.3s ease;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===================================
   BANNER MENU DE SISTEMAS (GIGANTE)
   =================================== */
.banner-menu-sistemas {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 9999;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-bottom: 3px solid white;
}

.banner-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.banner-text {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
}

.banner-text i {
    font-size: 28px;
}

.banner-text strong {
    font-weight: 800;
}

.banner-btn {
    background: white;
    color: black;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 800;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    white-space: nowrap;
}

.banner-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.4);
}

@media (max-width: 768px) {
    .banner-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .banner-text {
        flex-direction: column;
        gap: 10px;
    }
    
    .banner-text span {
        font-size: 14px;
    }
    
    .banner-btn {
        width: 100%;
        padding: 15px 25px;
        font-size: 14px;
    }
}

body {
    font-family: var(--font-body);
    color: var(--color-primary);
    background-color: var(--color-secondary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===================================
   HEADER
   =================================== */

.header {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    padding: 5px 0;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo-image:hover {
    opacity: 0.8;
    transform: scale(1.05);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin: 0;
}

.cart-btn {
    background-color: transparent;
    border: 2px solid var(--color-secondary);
    color: var(--color-secondary);
    padding: 10px 20px;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    position: relative;
}

.cart-btn:hover {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

.cart-count {
    background-color: var(--color-danger);
    color: var(--color-secondary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    color: var(--color-secondary);
    padding: 20px 0 30px 0;
    text-align: center;
}

.hero-brand {
    margin-bottom: 10px;
}

.hero-logo {
    height: 100px;
    width: auto;
    object-fit: contain;
    opacity: 0.95;
    transition: var(--transition);
}

.hero-logo:hover {
    opacity: 1;
    transform: scale(1.02);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 5px;
    margin-top: 0;
    letter-spacing: 1px;
}

.hero-subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

/* ===================================
   FILTER SECTION
   =================================== */

.filter-section {
    padding: 30px 0;
    background-color: var(--color-gray);
    border-bottom: 1px solid var(--color-border);
}

.filter-tabs {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-tab {
    background-color: var(--color-secondary);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: 10px 25px;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    font-family: 'Optima', 'Belleza', serif;
    transition: var(--transition);
}

.filter-tab:hover {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

.filter-tab.active {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

/* ===================================
   PRODUCTS SECTION
   =================================== */

.products-section {
    padding: 50px 0;
    min-height: 500px;
}

.products-grid {
    margin-top: 40px;
}

.products-category-section {
    margin-bottom: 60px;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--color-primary);
}

.category-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
}

.category-count {
    font-size: 1rem;
    color: var(--color-gray-dark);
    background-color: var(--color-gray);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
}

.products-grid-items {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* Desktop grande - forçar 4 colunas */
@media (min-width: 1200px) {
    .products-grid-items {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
    
    .product-image {
        height: 400px;
    }
}

/* Desktop médio */
@media (min-width: 992px) and (max-width: 1199px) {
    .products-grid-items {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    
    .product-image {
        height: 320px;
    }
}

.product-card {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 350px;
    background-color: var(--color-gray);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 0.85rem;
    color: var(--color-gray-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.product-code {
    font-size: 0.9rem;
    color: var(--color-gray-dark);
    font-weight: 600;
    margin-bottom: 8px;
}

.product-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-primary);
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.product-colors {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.color-badge {
    font-size: 0.75rem;
    padding: 3px 8px;
    background-color: var(--color-gray);
    border-radius: 3px;
    color: var(--color-primary);
}

.color-more {
    font-size: 0.75rem;
    padding: 3px 8px;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border-radius: 3px;
}

.btn-add-to-cart {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    padding: 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
}

.btn-add-to-cart:hover {
    background-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-add-to-cart i {
    font-size: 1rem;
}

.btn-add-cart {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    padding: 12px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-add-cart:hover {
    background-color: #333;
}

/* Loading State */
.loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 50px;
    color: var(--color-gray-dark);
}

.loading i {
    font-size: 3rem;
    margin-bottom: 20px;
}

/* ===================================
   CART SIDEBAR
   =================================== */

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -450px;
    width: 100%;
    max-width: 450px;
    height: 100vh;
    background-color: var(--color-secondary);
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.2);
    transition: right 0.3s ease;
    z-index: 1001;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.open {
    right: 0;
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-header {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin: 0;
}

.close-cart {
    background: none;
    border: none;
    color: var(--color-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.close-cart:hover {
    opacity: 0.7;
}

.cart-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.empty-cart {
    text-align: center;
    padding: 50px 20px;
    color: var(--color-gray-dark);
}

.empty-cart i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.cart-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.cart-item:hover {
    background-color: var(--color-gray);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 5px;
}

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

.cart-item-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.cart-item-details {
    font-size: 0.85rem;
    color: var(--color-gray-dark);
    margin-bottom: 8px;
}

.cart-item-price {
    font-weight: 700;
    font-size: 1.1rem;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.qty-control {
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    padding: 5px;
}

.qty-btn {
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.qty-btn:hover {
    background-color: var(--color-gray);
}

.qty-value {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
}

.remove-btn {
    background: none;
    border: none;
    color: var(--color-danger);
    cursor: pointer;
    padding: 5px 10px;
    transition: var(--transition);
}

.remove-btn:hover {
    opacity: 0.7;
}

.cart-footer {
    border-top: 2px solid var(--color-border);
    padding: 20px;
    background-color: var(--color-gray);
}

.cart-summary {
    margin-bottom: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 1rem;
}

.summary-row.total {
    font-size: 1.3rem;
    padding-top: 10px;
    border-top: 2px solid var(--color-border);
}

.minimum-alert {
    background-color: #FFF3CD;
    border: 1px solid #FFC107;
    color: #856404;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 15px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.minimum-alert i {
    margin-top: 2px;
}

.minimum-alert.success {
    background-color: #D4EDDA;
    border-color: var(--color-success);
    color: #155724;
}

.btn-primary {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    padding: 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary:hover {
    background-color: #333;
}

.btn-primary:disabled {
    background-color: var(--color-gray-dark);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ===================================
   MODAL
   =================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
    position: relative;
    background-color: var(--color-secondary);
    border-radius: 10px;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
    z-index: 10;
}

.modal-close:hover {
    background-color: #333;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 30px;
}

.product-detail-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 10px;
}

/* Product Modal Styles */
.product-modal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 30px;
}

.product-modal-image {
    width: 100%;
    height: 100%;
    max-height: 500px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.product-modal-image img#mainModalImage {
    width: 100%;
    height: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: 10px;
    transition: var(--transition);
}

/* Galeria de miniaturas */
.image-gallery-thumbs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 5px 0;
}

.thumb-item {
    flex-shrink: 0;
    width: 80px;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.thumb-item:hover {
    border-color: var(--color-gray-dark);
    transform: translateY(-2px);
}

.thumb-item.active {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

.thumb-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    display: block;
}

.thumb-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-size: 10px;
    text-align: center;
    padding: 3px;
}

.product-modal-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.product-modal-badge {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    width: fit-content;
}

.product-modal-code {
    color: var(--color-gray-dark);
    font-size: 0.9rem;
    font-weight: 600;
}

.product-modal-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0;
    color: var(--color-primary);
}

.product-modal-price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 10px 0;
}

.product-modal-description {
    color: var(--color-gray-dark);
    line-height: 1.6;
    margin: 10px 0;
}

.product-modal-info {
    background-color: var(--color-gray);
    padding: 15px;
    border-radius: 8px;
    margin: 10px 0;
}

.product-modal-info strong {
    display: block;
    margin-bottom: 5px;
    color: var(--color-primary);
}

.product-modal-form {
    margin-top: 20px;
}

.product-modal-form .form-group {
    margin-bottom: 15px;
}

.product-modal-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-primary);
}

.product-modal-form select,
.product-modal-form input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-border);
    border-radius: 5px;
    font-size: 1rem;
    transition: var(--transition);
}

.product-modal-form select:focus,
.product-modal-form input[type="number"]:focus {
    outline: none;
    border-color: var(--color-primary);
}

.btn-add-cart {
    width: 100%;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border: none;
    padding: 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
}

.btn-add-cart:hover {
    background-color: #333;
    transform: translateY(-2px);
}

/* Responsive Modal */
@media (max-width: 768px) {
    .product-modal-grid {
        grid-template-columns: 1fr;
        padding: 20px;
    }
    
    .product-modal-image {
        max-height: 300px;
    }
    
    .product-modal-image img {
        max-height: 300px;
    }
    
    /* Grid responsivo para tablets */
    .products-grid-items {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-image {
        height: 280px;
    }
    
    .hero {
        padding: 15px 0 25px 0;
    }
    
    .hero-brand {
        margin-bottom: 8px;
    }
    
    .hero-logo {
        height: 80px;
    }
    
    .hero-title {
        font-size: 1.5rem;
        margin-bottom: 5px;
    }
    
    .category-title {
        font-size: 1.5rem;
    }
}

.product-detail-info h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 10px;
}

.product-detail-code {
    color: var(--color-gray-dark);
    margin-bottom: 15px;
}

.product-detail-price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.product-detail-section {
    margin-bottom: 20px;
}

.product-detail-section h4 {
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 1rem;
}

.size-options, .color-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.size-option, .color-option {
    padding: 10px 20px;
    border: 2px solid var(--color-border);
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
}

.size-option:hover, .color-option:hover {
    border-color: var(--color-primary);
}

.size-option.selected, .color-option.selected {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border-color: var(--color-primary);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.quantity-selector label {
    font-weight: 600;
}

.quantity-input {
    width: 80px;
    padding: 10px;
    border: 2px solid var(--color-border);
    border-radius: 5px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
}

/* Checkout Modal */
.checkout-modal {
    max-width: 600px;
}

.modal-header {
    background-color: var(--color-primary);
    color: var(--color-secondary);
    padding: 25px 30px;
    border-radius: 10px 10px 0 0;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin: 0;
}

.modal-body {
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--color-border);
    border-radius: 5px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.btn-send-whatsapp {
    background-color: #25D366 !important;
}

.btn-send-whatsapp:hover {
    background-color: #20BA5A !important;
}

/* ===================================
   ADMIN LINK
   =================================== */

.admin-link {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--color-primary);
    color: var(--color-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-hover);
    transition: var(--transition);
    z-index: 999;
}

.admin-link:hover {
    background-color: #333;
    transform: scale(1.1);
}

/* ===================================
   RESPONSIVE
   =================================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-logo {
        height: 120px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        padding: 20px;
    }
    
    .cart-sidebar {
        max-width: 100%;
    }
    
    .logo {
        font-size: 1.3rem;
    }
    
    .logo-image {
        height: 60px;
    }
    
    .admin-link {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        bottom: 20px;
        left: 20px;
    }
}

@media (max-width: 480px) {
    .filter-tabs {
        gap: 10px;
    }
    
    .filter-tab {
        padding: 8px 15px;
        font-size: 0.9rem;
        font-family: 'Optima', 'Belleza', serif;
    }
    
    /* Grid responsivo para mobile */
    .products-grid-items {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-image {
        height: 350px;
    }
    
    .hero {
        padding: 15px 0 30px 0;
    }
    
    .hero-brand {
        margin-bottom: 5px;
    }
    
    .hero-logo {
        height: 60px;
    }
    
    .hero-title {
        font-size: 1.2rem;
        margin-bottom: 5px;
    }
    
    .category-title {
        font-size: 1.3rem;
    }
    
    .logo-image {
        height: 40px;
    }
}

/* ===================================
   TOAST NOTIFICATION
   =================================== */

.toast-notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background-color: var(--color-success);
    color: var(--color-secondary);
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: var(--shadow-hover);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    z-index: 10000;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease;
}

.toast-notification.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-notification i {
    font-size: 1.2rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-gray-dark);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1.2rem;
}