/* ============================================
   LUXE E-Commerce Styles
   Design System: Monochrome Luxe
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Monochrome Luxe */
    --color-bg: #FAFAFA;
    --color-surface: #FFFFFF;
    --color-surface-alt: #F5F5F5;
    --color-text: #1A1A1A;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-border: #E0E0E0;
    --color-accent: #B8860B;
    --color-accent-light: #D4AF37;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base);
}

.navbar.scrolled {
    border-color: var(--color-border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.icon-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-text);
    transition: background var(--transition-fast);
    position: relative;
}

.icon-btn:hover {
    background: var(--color-surface-alt);
}

.cart-btn .cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background: var(--color-accent);
    color: white;
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0);
    transition: all var(--transition-fast);
}

.cart-btn.has-items .cart-count {
    opacity: 1;
    transform: scale(1);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 120px var(--space-md) var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
    padding-right: var(--space-xl);
    animation: fadeInUp 1s ease;
}

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

.hero-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-sm);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    height: 100%;
    min-height: 500px;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-text-muted), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-text);
    color: var(--color-bg);
    border: 1px solid var(--color-text);
}

.btn-primary:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text);
    background: var(--color-surface);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-text);
}

.btn-outline:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

.btn-small {
    padding: 0.625rem 1.25rem;
    font-size: 0.75rem;
}

.btn-full {
    width: 100%;
}

/* ============================================
   Section Headers
   ============================================ */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 500;
    color: var(--color-text);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.link-arrow span {
    transition: transform var(--transition-fast);
}

.link-arrow:hover {
    color: var(--color-text);
}

.link-arrow:hover span {
    transform: translateX(4px);
}

/* ============================================
   Categories Section
   ============================================ */
.categories {
    padding: var(--space-2xl) 0;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 280px);
    gap: var(--space-md);
}

.category-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
}

.category-card.large {
    grid-column: span 2;
    grid-row: span 2;
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.category-card:hover img {
    transform: scale(1.05);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    color: white;
}

.category-overlay h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: var(--space-xs);
}

.category-overlay p {
    font-size: 0.875rem;
    opacity: 0.8;
    margin-bottom: var(--space-md);
}

.category-card.large .category-overlay h3 {
    font-size: 2.5rem;
}

/* ============================================
   Products Section
   ============================================ */
.products {
    padding: var(--space-2xl) 0;
    background: var(--color-surface);
}

.filter-tabs {
    display: flex;
    gap: var(--space-xs);
}

.filter-btn {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    color: var(--color-text);
}

.filter-btn.active {
    color: var(--color-text);
    border-color: var(--color-text);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.product-card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    background: var(--color-surface-alt);
}

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

.product-card:hover .product-image img {
    transform: scale(1.08);
}

.product-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    padding: 0.375rem 0.75rem;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-sm);
    z-index: 2;
}

.product-badge.new {
    background: var(--color-text);
    color: white;
}

.product-badge.sale {
    background: var(--color-accent);
    color: white;
}

.product-badge.bestseller {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.product-actions {
    position: absolute;
    bottom: var(--space-sm);
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    display: flex;
    gap: var(--space-xs);
    opacity: 0;
    transition: all var(--transition-base);
}

.product-card:hover .product-actions {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.product-action-btn {
    width: 44px;
    height: 44px;
    background: var(--color-surface);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

.product-action-btn:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

.product-info {
    padding: var(--space-md);
}

.product-category {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 1rem;
    font-weight: 600;
}

.product-price .original {
    color: var(--color-text-muted);
    text-decoration: line-through;
    font-weight: 400;
}

.product-price .sale {
    color: var(--color-accent);
}

.load-more {
    text-align: center;
    margin-top: var(--space-xl);
}

/* ============================================
   Promo Banner
   ============================================ */
.promo-banner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 500px;
    background: var(--color-text);
    color: var(--color-bg);
    overflow: hidden;
}

.promo-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
}

.promo-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent-light);
    margin-bottom: var(--space-md);
}

.promo-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 500;
    line-height: 1.15;
    margin-bottom: var(--space-md);
}

.promo-text {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.promo-image {
    position: relative;
}

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

/* ============================================
   Features Section
   ============================================ */
.features {
    padding: var(--space-2xl) 0;
    border-top: 1px solid var(--color-border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    background: var(--color-surface);
    border-radius: 50%;
    border: 1px solid var(--color-border);
}

.feature-item h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.feature-item p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* ============================================
   Newsletter Section
   ============================================ */
.newsletter {
    padding: var(--space-2xl) 0;
    background: var(--color-surface-alt);
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.newsletter-text {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    transition: border-color var(--transition-fast);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-text);
}

.newsletter-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--space-2xl) 0 var(--space-lg);
    background: var(--color-text);
    color: var(--color-bg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-bg);
    display: inline-block;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    color: rgba(255,255,255,0.7);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--color-bg);
    color: var(--color-text);
    border-color: var(--color-bg);
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    color: var(--color-bg);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: rgba(255,255,255,0.5);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-bg);
}

/* ============================================
   Cart Sidebar
   ============================================ */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1001;
}

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

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 420px;
    height: 100vh;
    background: var(--color-surface);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 1002;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    transform: translateX(0);
}

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

.cart-header h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
}

.cart-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--color-text);
    transition: background var(--transition-fast);
}

.cart-close:hover {
    background: var(--color-surface-alt);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--color-text-muted);
}

.cart-empty svg {
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.cart-empty p {
    margin-bottom: var(--space-lg);
}

.cart-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.cart-item-image {
    width: 80px;
    height: 100px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.cart-item-name {
    font-weight: 500;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.cart-item-price {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.cart-item-quantity button {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.cart-item-quantity button:hover {
    background: var(--color-surface-alt);
}

.cart-item-quantity span {
    min-width: 30px;
    text-align: center;
    font-size: 0.875rem;
}

.cart-item-remove {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    align-self: flex-start;
}

.cart-item-remove:hover {
    color: #dc2626;
}

.cart-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

.cart-subtotal {
    display: flex;
    justify-content: space-between;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.cart-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

/* ============================================
   Toast Notification
   ============================================ */
.toast {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-text);
    color: var(--color-bg);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1003;
    opacity: 0;
    transition: all var(--transition-base);
}

.toast.active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        padding-right: 0;
        margin: 0 auto;
    }
    
    .hero-image {
        order: -1;
        min-height: 400px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 240px);
    }
    
    .category-card.large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .promo-banner {
        grid-template-columns: 1fr;
    }
    
    .promo-content {
        margin: 0 auto;
        text-align: center;
        padding: var(--space-xl) var(--space-md);
    }
    
    .promo-image {
        min-height: 300px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, 200px);
    }
    
    .category-card.large {
        grid-column: span 1;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-tabs {
        width: 100%;
        overflow-x: auto;
        padding-bottom: var(--space-xs);
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-tagline {
        margin: 0 auto var(--space-lg);
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .footer-legal {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
}