/* ===== RESET E VARIÁVEIS ===== */
:root {
    /* Cores Namor */
    --primary-color: #A34E4E;
    --primary-light: #fceef0;
    --primary-dark: #8a2e2e;
    --whatsapp-green: #25D366;
    --text-color: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --white: #ffffff;
    --background: #fafafa;
    --border: #e0e0e0;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-dark: rgba(0, 0, 0, 0.2);
    
    /* Tipografia */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Dancing Script', cursive;
    
    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Bordas */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-normal);
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--primary-light);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== SIDEBAR ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--white);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: var(--z-fixed);
    transform: translateX(0);
    transition: transform var(--transition-normal);
    box-shadow: 2px 0 10px var(--shadow);
    background-color: #8B8C4B;
}

.sidebar-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #8B8C4B;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-light);
    object-fit: contain;
    object-position: center;
    background: #fff;
    padding: 6px;
    border: 3px solid var(--primary-light);
}

.logo-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
    color: #050614;
}

.sidebar-close {
    display: none;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.sidebar-close:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) var(--spacing-md);
    overflow-y: auto;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-xs);
}

.nav-btn:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.nav-btn.active {
    background: var(--primary-color);
    color: var(--white);
}

.nav-btn i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
}

.nav-divider {
    height: 1px;
    background: var(--border);
    margin: var(--spacing-lg) 0;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border);
}

.whatsapp-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--whatsapp-green);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.whatsapp-btn:hover {
    background: #128C7E;
    transform: translateY(-1px);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: 280px;
    min-height: 100vh;
    transition: margin-left var(--transition-normal);
}

/* ===== HEADER ===== */
.header {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: var(--z-sticky);
}

.menu-toggle {
    display: none;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
}

.header-logo {
    display: none;
}

.header-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0;
}

.cart-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-xl);
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 12px rgba(163, 78, 78, 0.3);
}

.cart-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(163, 78, 78, 0.4);
}

.cart-count {
    background: var(--white);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 50%;
    min-width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: -8px;
    right: -8px;
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: var(--white);
    padding: var(--spacing-2xl);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
    line-height: 1.5;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    padding: var(--spacing-2xl) 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.category-section {
    margin-bottom: var(--spacing-2xl);
}

.category-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: all var(--transition-normal);
    border: 1px solid var(--border);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--shadow-dark);
}

.product-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-content {
    padding: var(--spacing-lg);
}

.product-category {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.product-description {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

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

.add-to-cart-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
}

.add-to-cart-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.add-to-cart-btn:active {
    transform: translateY(0);
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--background);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
}

.quantity-btn {
    background: var(--white);
    border: 1px solid var(--border);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quantity-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.quantity-display {
    min-width: 40px;
    text-align: center;
    font-weight: 600;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--background);
    border-top: 1px solid var(--border);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
     object-fit: contain;
    object-position: center;
    background: #fff;
    padding: 4px;
}

.footer-logo-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--primary-color);
    margin: 0;
}

.footer-logo-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.footer-description {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.9rem;
}

.footer-title {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: var(--spacing-md);
}

.footer-contact p,
.footer-products p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-contact i,
.footer-products i {
    width: 16px;
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0;
}

.admin-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition-fast);
}

.admin-link:hover {
    color: var(--primary-color);
}

/* ===== MODALS ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    padding: var(--spacing-lg);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-title i {
    color: var(--primary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--primary-light);
    color: var(--primary-color);
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border);
}

/* ===== CART MODAL ===== */
.cart-items {
    margin-bottom: var(--spacing-lg);
}

.empty-cart {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
}

.empty-cart i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
}

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

.cart-item-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    object-fit: cover;
}

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

.cart-item-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.cart-item-price {
    color: var(--text-light);
    font-size: 0.9rem;
}

.cart-item-total {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cart-item-remove {
    background: none;
    border: none;
    color: #dc3545;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.cart-item-remove:hover {
    background: rgba(220, 53, 69, 0.1);
}

.cart-summary {
    background: var(--background);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color);
    border-top: 1px solid var(--border);
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
}

.summary-divider {
    height: 1px;
    background: var(--border);
    margin: var(--spacing-sm) 0;
}

/* ===== CHECKOUT FORM ===== */
.checkout-form {
    margin-top: var(--spacing-lg);
}

.form-section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-section-title i {
    color: var(--primary-color);
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.form-input {
    flex: 1;
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(163, 78, 78, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.payment-options {
    display: grid;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.payment-option {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.payment-option input[type="radio"] {
    margin-right: var(--spacing-md);
    accent-color: var(--primary-color);
}

.payment-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    flex: 1;
    transition: all var(--transition-fast);
}

.payment-option:hover .payment-label {
    background: var(--primary-light);
    border-color: var(--primary-color);
}

.payment-option input[type="radio"]:checked + .payment-label {
    background: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.cash-change {
    margin-top: var(--spacing-md);
}

.checkout-btn {
    width: 100%;
    background: var(--whatsapp-green);
    color: var(--white);
    border: none;
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.checkout-btn:hover {
    background: #128C7E;
    transform: translateY(-1px);
}

.checkout-btn:disabled {
    background: var(--text-muted);
    cursor: not-allowed;
    transform: none;
}

/* ===== CONTACT INFO ===== */
.contact-info {
    display: grid;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--background);
    border-radius: var(--radius-md);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 40px;
    text-align: center;
}

.contact-item strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-color);
}

.contact-item p {
    margin: 0;
    color: var(--text-light);
}

/* ===== OVERLAY ===== */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: 0 8px 32px var(--shadow-dark);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 300px;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left: 4px solid #28a745;
}

.toast.error {
    border-left: 4px solid #dc3545;
}

.toast.info {
    border-left: 4px solid #17a2b8;
}

.toast i {
    font-size: 1.25rem;
}

.toast.success i {
    color: #28a745;
}

.toast.error i {
    color: #dc3545;
}

.toast.info i {
    color: #17a2b8;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.toast-message {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ===== UTILITY CLASSES ===== */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: none;
    }
    
    .sidebar.active {
        transform: translateX(0);
        box-shadow: 2px 0 10px var(--shadow-dark);
    }
    
    .sidebar-close {
        display: block;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .header-logo {
        display: block;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .hero {
        height: 300px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-overlay {
        padding: var(--spacing-xl);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-footer {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .add-to-cart-btn {
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .modal {
        padding: var(--spacing-md);
    }
    
    .modal-content {
        max-height: 95vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-lg);
    }
    
    .form-row {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .cart-btn .cart-text {
        display: none;
    }
    
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .header {
        padding: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .category-title {
        font-size: 2rem;
    }
    
    .sidebar {
        width: 100%;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-md);
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.4s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* ===== PRINT STYLES ===== */
@media print {
    .sidebar,
    .header,
    .modal,
    .overlay,
    .toast-container {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .product-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
    :root {
        --shadow: rgba(0, 0, 0, 0.3);
        --shadow-dark: rgba(0, 0, 0, 0.5);
        --border: #000000;
    }
    
    .product-card,
    .modal-content,
    .cart-summary {
        border: 2px solid var(--border);
    }
}