/* ===================================
   FlavorFinder Design System - IMPROVED
   Diseño más limpio con toques sutiles de naranja
   =================================== */

:root {
    /* Refined Color Palette - More Subtle Orange */
    --primary-orange: #FF6B35;        /* Naranja más suave y moderno */
    --primary-orange-light: #FF8A65;  /* Variante más clara */
    --primary-orange-subtle: #FFF3E0; /* Naranja muy sutil para fondos */
    --accent-orange: #E65100;         /* Naranja de acento para elementos importantes */
    
    /* Neutral Base Colors - Clean White Background */
    --neutral-white: #FFFFFF;         /* Fondo principal blanco puro */
    --neutral-light: #FAFAFA;         /* Gris muy claro */
    --neutral-medium: #F5F5F5;        /* Gris claro para separadores */
    --neutral-border: #E0E0E0;        /* Bordes sutiles */
    
    /* Text Colors - Better Hierarchy */
    --text-primary: #212121;          /* Texto principal - más oscuro */
    --text-secondary: #424242;        /* Texto secundario */
    --text-muted: #757575;            /* Texto deshabilitado */
    --text-light: #9E9E9E;            /* Texto muy claro */
    
    /* Sidebar Colors */
    --sidebar-bg: #FAFAFA;            /* Fondo del sidebar */
    --sidebar-border: #E0E0E0;        /* Borde del sidebar */
    
    /* Shadows - More Subtle */
    --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.10);
    --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.12);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius - More Modern */
    --radius-small: 8px;
    --radius-medium: 12px;
    --radius-large: 16px;
    --radius-xl: 20px;
    
    /* Spacing - Better Proportions */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-xxl: 3rem;      /* 48px */
    --spacing-xxxl: 4rem;     /* 64px */
}

/* ===================================
   Base Styles & Typography
   =================================== */

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--neutral-white);
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    padding-top: 80px; /* Espacio para header fijo */
    transition: background-color var(--transition-medium), color var(--transition-medium);
    overflow-x: hidden;
}

/* Typography Hierarchy - Improved */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.display-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

/* ===================================
   Navigation & Header - Cleaner Design
   =================================== */

.navbar {
    background: var(--neutral-white) !important;
    box-shadow: var(--shadow-soft);
    padding: var(--spacing-md) 0;
    transition: all var(--transition-medium);
    min-height: 80px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
    width: 100%;
    border-bottom: 1px solid var(--neutral-border);
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-orange) !important;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.navbar-brand:hover {
    transform: scale(1.02);
    color: var(--accent-orange) !important;
}

.navbar-brand i {
    margin-right: var(--spacing-sm);
    color: var(--primary-orange);
}

/* Desktop Navigation Menu - Subtle Design */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: all var(--transition-fast);
    border-radius: var(--radius-small);
    padding: var(--spacing-sm) var(--spacing-md) !important;
    text-decoration: none !important;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-orange) !important;
    background-color: var(--primary-orange-subtle);
    transform: translateY(-1px);
}

.cart-link {
    position: relative;
}

.cart-badge {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    position: absolute;
    top: -8px;
    right: -8px;
    box-shadow: var(--shadow-soft);
}

/* Theme Toggle - Subtle Design */
.theme-toggle {
    background: var(--neutral-light) !important;
    border: 1px solid var(--neutral-border) !important;
    color: var(--text-secondary) !important;
    border-radius: var(--radius-small) !important;
    width: 40px !important;
    height: 40px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all var(--transition-fast) !important;
    cursor: pointer !important;
}

.theme-toggle:hover {
    background-color: var(--primary-orange-subtle) !important;
    color: var(--primary-orange) !important;
    border-color: var(--primary-orange) !important;
}

/* ===================================
   Improved Layout Structure
   =================================== */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.main-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (max-width: 1024px) {
    .main-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* ===================================
   Search & Filters - Cleaner Design
   =================================== */

.search-container {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-large);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-subtle);
    margin-bottom: var(--spacing-xl);
    transition: all var(--transition-medium);
}

.search-container:hover {
    box-shadow: var(--shadow-soft);
}

.minimal-search-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.search-input-group {
    position: relative;
    flex: 1;
    max-width: 600px;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    z-index: 3;
    font-size: 1rem;
}

.minimal-search-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    font-size: 1rem;
    background: var(--neutral-white);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-subtle);
}

.minimal-search-input:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.filter-toggle {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    color: var(--text-secondary);
    border-radius: var(--radius-small);
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-subtle);
}

.filter-toggle:hover {
    background: var(--primary-orange-subtle);
    color: var(--primary-orange);
    border-color: var(--primary-orange);
}

/* Category Filters - Subtle Design */
.category-filters {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
    justify-content: center;
}

.filter-btn {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-large);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
    box-shadow: var(--shadow-subtle);
}

.filter-btn:hover {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.filter-btn.active {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-color: var(--primary-orange);
    box-shadow: var(--shadow-medium);
}

/* ===================================
   Products Grid - Improved Distribution
   =================================== */

.products-grid,
#productsContainer {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xxxl);
    padding: 0;
}

/* Responsive Grid Adjustments */
@media (min-width: 1400px) {
    .products-grid,
    #productsContainer {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: var(--spacing-xl);
    }
}

@media (max-width: 1200px) {
    .products-grid,
    #productsContainer {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .products-grid,
    #productsContainer {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .products-grid,
    #productsContainer {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

/* ===================================
   Product Cards - Clean Modern Design
   =================================== */

.product-card {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-subtle);
    transition: all var(--transition-medium);
    cursor: pointer;
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-orange);
}

.product-image-container {
    position: relative;
    overflow: hidden;
    height: 200px;
    background: var(--neutral-light);
}

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

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

/* Product Card Content */
.product-card-body {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.3;
}

.product-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
}

/* Category Badge - Subtle */
.category-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(255, 255, 255, 0.95);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-large);
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 1px solid var(--neutral-border);
}

/* Action Buttons - Subtle Orange */
.btn-view-details {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-medium);
    font-weight: 600;
    transition: all var(--transition-fast);
    text-transform: none;
    letter-spacing: normal;
    font-size: 0.9rem;
    width: 100%;
}

.btn-view-details:hover {
    background: var(--accent-orange);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

/* ===================================
   Sidebar - Clean Design
   =================================== */

.sidebar {
    background: var(--sidebar-bg);
    border: 1px solid var(--sidebar-border);
    border-radius: var(--radius-large);
    padding: var(--spacing-xl);
    position: sticky;
    top: calc(80px + var(--spacing-lg));
    height: fit-content;
    box-shadow: var(--shadow-subtle);
}

.sidebar-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--neutral-border);
}

.sidebar-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

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

.sidebar-title i {
    color: var(--primary-orange);
    font-size: 1rem;
}

/* Cart Sidebar */
.cart-sidebar {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-large);
    box-shadow: var(--shadow-soft);
    padding: var(--spacing-lg);
    position: sticky;
    top: calc(80px + var(--spacing-lg));
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--neutral-border);
}

.cart-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.cart-count {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.cart-item {
    background: var(--neutral-light);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-fast);
}

.cart-item:hover {
    border-color: var(--primary-orange);
    box-shadow: var(--shadow-subtle);
}

/* Cart Total */
.cart-total {
    border-top: 1px solid var(--neutral-border);
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.total-amount {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-orange);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.btn-checkout {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-medium);
    font-weight: 600;
    font-size: 1rem;
    width: 100%;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-checkout:hover {
    background: var(--accent-orange);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

/* ===================================
   Quick Actions - Subtle Design
   =================================== */

.quick-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-subtle);
    min-width: 120px;
    cursor: pointer;
}

.quick-action-btn:hover {
    background: var(--primary-orange-subtle);
    color: var(--primary-orange);
    border-color: var(--primary-orange);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.quick-action-btn i {
    font-size: 1.2rem;
}

.quick-action-btn span {
    font-weight: 500;
    font-size: 0.9rem;
}

/* ===================================
   Modals - Clean Design
   =================================== */

.modal-content {
    border-radius: var(--radius-large);
    border: none;
    box-shadow: var(--shadow-strong);
}

.modal-header {
    background: var(--neutral-white);
    color: var(--text-primary);
    border-bottom: 1px solid var(--neutral-border);
    border-radius: var(--radius-large) var(--radius-large) 0 0;
    padding: var(--spacing-lg);
}

.modal-title {
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.modal-title i {
    color: var(--primary-orange);
    margin-right: var(--spacing-sm);
}

.btn-close {
    filter: none;
    opacity: 0.6;
    background: var(--neutral-light);
    border-radius: var(--radius-small);
    width: 32px;
    height: 32px;
}

.btn-close:hover {
    opacity: 1;
    background: var(--primary-orange-subtle);
}

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

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

/* ===================================
   Buttons - Consistent Design
   =================================== */

.btn-primary {
    background: var(--primary-orange);
    border-color: var(--primary-orange);
    color: var(--neutral-white);
    font-weight: 500;
    border-radius: var(--radius-small);
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-fast);
}

.btn-primary:hover {
    background: var(--accent-orange);
    border-color: var(--accent-orange);
    color: var(--neutral-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.btn-secondary {
    background: var(--neutral-light);
    border-color: var(--neutral-border);
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: var(--radius-small);
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--neutral-medium);
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.btn-success {
    background: #4CAF50;
    border-color: #4CAF50;
    color: var(--neutral-white);
    font-weight: 500;
    border-radius: var(--radius-small);
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-fast);
}

.btn-success:hover {
    background: #45a049;
    border-color: #45a049;
    color: var(--neutral-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

/* ===================================
   Forms - Clean Design
   =================================== */

.form-control {
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-small);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    transition: all var(--transition-fast);
    background: var(--neutral-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

/* ===================================
   Animations & Transitions
   =================================== */

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

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

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

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

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--neutral-border);
    border-top: 2px solid var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .navbar {
        min-height: 70px;
    }
    
    body {
        padding-top: 70px;
    }
    
    .minimal-search-section {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .search-input-group {
        max-width: none;
    }
    
    .category-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
    }
    
    .sidebar {
        position: static;
        margin-top: var(--spacing-lg);
    }
    
    .cart-sidebar {
        position: static;
        margin-top: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .product-card-body {
        padding: var(--spacing-md);
    }
    
    .product-title {
        font-size: 1rem;
    }
    
    .product-price {
        font-size: 1.2rem;
    }
    
    .quick-actions {
        gap: var(--spacing-sm);
    }
    
    .quick-action-btn {
        min-width: 100px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
}

/* ===================================
   Dark Mode Support (Optional)
   =================================== */

body.dark-mode {
    --neutral-white: #1a1a1a;
    --neutral-light: #2d2d2d;
    --neutral-medium: #404040;
    --neutral-border: #404040;
    --sidebar-bg: #2d2d2d;
    --sidebar-border: #404040;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #b0b0b0;
    --text-light: #808080;
}

/* ===================================
   Quick Info Section
   =================================== */

.quick-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--neutral-light);
    border-radius: var(--radius-small);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.info-item:hover {
    background: var(--primary-orange-subtle);
    color: var(--text-primary);
}

.info-item i {
    color: var(--primary-orange);
    font-size: 1rem;
    width: 16px;
    text-align: center;
}

body.dark-mode .info-item {
    background: var(--dark-bg-primary);
    color: var(--dark-text-secondary);
}

body.dark-mode .info-item:hover {
    background: rgba(255, 107, 53, 0.1);
    color: var(--dark-text-primary);
}

/* ===================================
   Skeleton Loading - Enhanced
   =================================== */

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--radius-small);
}

body.dark-mode .skeleton {
    background: linear-gradient(90deg, #404040 25%, #505050 50%, #404040 75%);
    background-size: 200% 100%;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-image {
    height: 200px;
    border-radius: var(--radius-medium) var(--radius-medium) 0 0;
}

.skeleton-text {
    height: 16px;
    border-radius: var(--radius-small);
    margin-bottom: var(--spacing-sm);
}

.skeleton-text.title { 
    height: 20px; 
    width: 80%;
}

.skeleton-text.price { 
    height: 24px; 
    width: 60%; 
}

.skeleton-card {
    opacity: 0.7;
}

/* ===================================
   Loading States
   =================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
}

body.dark-mode .loading-overlay {
    background: rgba(26, 26, 26, 0.9);
}

.loading-content {
    text-align: center;
    color: var(--text-primary);
}

body.dark-mode .loading-content {
    color: var(--dark-text-primary);
}

.loading-spinner-large {
    width: 60px;
    height: 60px;
    border: 4px solid var(--neutral-border);
    border-top: 4px solid var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

.loading-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

body.dark-mode .loading-text {
    color: var(--dark-text-secondary);
}

/* Lazy Load Trigger */
.lazy-load-trigger {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-xl) 0;
    color: var(--text-muted);
}

body.dark-mode .lazy-load-trigger {
    color: var(--dark-text-secondary);
}

/* ===================================
   Mobile Menu Enhancements
   =================================== */

.mobile-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--neutral-border);
    color: var(--text-secondary);
    border-radius: var(--radius-small);
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background-color: var(--primary-orange-subtle);
    color: var(--primary-orange);
    border-color: var(--primary-orange);
}

.mobile-menu {
    display: none;
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    box-shadow: var(--shadow-medium);
    flex-direction: column;
    gap: var(--spacing-sm);
}

.mobile-menu.show {
    display: flex;
}

.mobile-nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-small);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.mobile-nav-link:hover {
    background-color: var(--primary-orange);
    color: var(--neutral-white) !important;
}

.mobile-theme-toggle {
    background: none;
    border: 1px solid var(--primary-orange);
    color: var(--primary-orange);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-small);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.mobile-theme-toggle:hover {
    background-color: var(--primary-orange);
    color: var(--neutral-white);
}

body.dark-mode .mobile-menu {
    background: var(--dark-bg-secondary);
    border-color: #404040;
}

body.dark-mode .mobile-nav-link {
    color: var(--dark-text-primary) !important;
}

body.dark-mode .mobile-nav-link:hover {
    background-color: var(--primary-orange);
    color: var(--neutral-white) !important;
}

body.dark-mode .mobile-theme-toggle {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
}

body.dark-mode .mobile-theme-toggle:hover {
    background-color: var(--primary-orange);
    color: var(--neutral-white);
}

/* ===================================
   Enhanced Responsive Design
   =================================== */

@media (max-width: 1024px) {
    .sidebar {
        position: static;
        margin-top: var(--spacing-lg);
        grid-column: 1 / -1;
    }
    
    .main-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .minimal-search-section {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .search-input-group {
        max-width: none;
    }
    
    .category-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: var(--spacing-sm);
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    
    .category-filters::-webkit-scrollbar {
        display: none;
    }
    
    .sidebar {
        padding: var(--spacing-md);
    }
    
    .sidebar-section {
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-sm);
    }
    
    .cart-sidebar {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .product-card-body {
        padding: var(--spacing-md);
    }
    
    .product-title {
        font-size: 1rem;
    }
    
    .product-price {
        font-size: 1.2rem;
    }
    
    .quick-actions {
        gap: var(--spacing-sm);
    }
    
    .quick-action-btn {
        min-width: 100px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .sidebar-title {
        font-size: 1rem;
    }
    
    .info-item {
        font-size: 0.85rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .navbar,
    .sidebar,
    .cart-sidebar,
    .theme-toggle,
    .btn,
    .modal,
    .quick-actions {
        display: none !important;
    }
    
    .product-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    body {
        background: white !important;
        color: black !important;
        padding-top: 0;
    }
    
    .main-layout {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   Footer Styles
   =================================== */

.footer {
    background: var(--neutral-light);
    border-top: 1px solid var(--neutral-border);
    margin-top: var(--spacing-xxxl);
    padding: var(--spacing-xxxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
}

.footer-brand i {
    font-size: 1.3rem;
}

.footer-description {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-small);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-color: var(--primary-orange);
    transform: translateY(-2px);
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

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

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-orange);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-item i {
    color: var(--primary-orange);
    width: 16px;
    text-align: center;
}

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

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

.footer-bottom p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-payment {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-payment i {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Footer Responsive */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .footer-brand {
        justify-content: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
}

/* Dark mode footer */
body.dark-mode .footer {
    background: var(--dark-bg-secondary);
    border-top-color: #404040;
}

body.dark-mode .social-link {
    background: var(--dark-bg-primary);
    border-color: #404040;
    color: var(--dark-text-secondary);
}

body.dark-mode .social-link:hover {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-color: var(--primary-orange);
}

body.dark-mode .footer-links a {
    color: var(--dark-text-secondary);
}

body.dark-mode .footer-links a:hover {
    color: var(--primary-orange);
}

body.dark-mode .contact-item {
    color: var(--dark-text-secondary);
}

body.dark-mode .footer-bottom {
    border-top-color: #404040;
}

body.dark-mode .footer-bottom p {
    color: var(--dark-text-secondary);
}

body.dark-mode .footer-payment {
    color: var(--dark-text-secondary);
}

body.dark-mode .footer-payment i {
    color: var(--dark-text-primary);
}

/* ===================================
   Enhanced Sidebar Styles
   =================================== */

.sidebar {
    background: var(--neutral-white);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-large);
    padding: 0;
    position: sticky;
    top: calc(80px + var(--spacing-lg));
    height: fit-content;
    box-shadow: var(--shadow-soft);
    overflow: hidden;
}

.sidebar-section {
    margin-bottom: 0;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--neutral-border);
}

.sidebar-section:last-child {
    border-bottom: none;
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-orange-subtle);
}

.sidebar-title i {
    color: var(--primary-orange);
    font-size: 1rem;
}

/* Enhanced Cart Sidebar */
.cart-sidebar {
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 0;
    position: static;
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding: 0;
    border-bottom: none;
}

.cart-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin: 0;
}

.cart-count {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: var(--shadow-subtle);
}

#sidebarCartItems {
    min-height: 120px;
    margin-bottom: var(--spacing-md);
}

#sidebarCartItems .text-center {
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-muted);
}

#sidebarCartItems .fa-shopping-cart {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.cart-item {
    background: var(--neutral-light);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-fast);
}

.cart-item:hover {
    border-color: var(--primary-orange);
    box-shadow: var(--shadow-subtle);
    transform: translateY(-1px);
}

.cart-item:last-child {
    margin-bottom: 0;
}

.cart-total {
    border-top: 1px solid var(--neutral-border);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.total-amount {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-orange);
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--primary-orange-subtle);
    border-radius: var(--radius-small);
}

.btn-checkout {
    background: var(--primary-orange);
    color: var(--neutral-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-medium);
    font-weight: 600;
    font-size: 0.95rem;
    width: 100%;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-subtle);
}

.btn-checkout:hover {
    background: var(--accent-orange);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

/* Enhanced Quick Info */
.quick-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--neutral-light);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-medium);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.info-item:hover {
    background: var(--primary-orange-subtle);
    color: var(--text-primary);
    border-color: var(--primary-orange);
    transform: translateX(4px);
}

.info-item i {
    color: var(--primary-orange);
    font-size: 1rem;
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

/* Dark mode sidebar */
body.dark-mode .sidebar {
    background: var(--dark-bg-secondary);
    border-color: #404040;
}

body.dark-mode .sidebar-section {
    border-bottom-color: #404040;
}

body.dark-mode .sidebar-title {
    color: var(--dark-text-primary);
    border-bottom-color: rgba(255, 107, 53, 0.2);
}

body.dark-mode .cart-title {
    color: var(--dark-text-secondary);
}

body.dark-mode .cart-item {
    background: var(--dark-bg-primary);
    border-color: #404040;
    color: var(--dark-text-primary);
}

body.dark-mode .cart-item:hover {
    border-color: var(--primary-orange);
}

body.dark-mode .cart-total {
    border-top-color: #404040;
}

body.dark-mode .total-amount {
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary-orange);
}

body.dark-mode .info-item {
    background: var(--dark-bg-primary);
    border-color: #404040;
    color: var(--dark-text-secondary);
}

body.dark-mode .info-item:hover {
    background: rgba(255, 107, 53, 0.1);
    color: var(--dark-text-primary);
    border-color: var(--primary-orange);
}

/* ===================================
   Accessibility Improvements
   =================================== */

/* Focus styles */
.filter-btn:focus,
.quick-action-btn:focus,
.btn-view-details:focus,
.nav-link:focus,
.theme-toggle:focus {
    outline: 2px solid var(--primary-orange);
    outline-offset: 2px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .skeleton {
        animation: none;
        background: #f0f0f0;
    }
    
    body.dark-mode .skeleton {
        background: #404040;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-orange: #CC5500;
        --text-primary: #000000;
        --text-secondary: #333333;
        --neutral-border: #666666;
    }
    
    .product-card {
        border-width: 2px;
    }
    
    .filter-btn,
    .quick-action-btn {
        border-width: 2px;
    }
}