/* ==========================================
   RESET & BASE STYLES
   ========================================== */

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

:root {
    --bg-primary: #f5f1ec;
    --bg-secondary: #ffffff;
    --text-primary: #2a2a2a;
    --border-color: #e8e3de;
    --hover-bg: #f0ebe6;
    
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
}

body {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

a:hover {
    opacity: 0.7;
}

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

input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
}

/* Placeholder Images (for demo) */
.placeholder-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */

.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

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

.logo {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 2px;
}

.nav-center {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-center a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

.icon-link {
    position: relative;
    display: flex;
    align-items: center;
}

.cart-icon {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--text-primary);
    color: var(--bg-secondary);
    font-size: 10px;
    font-weight: 600;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

.mobile-menu {
    display: none;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
}

.mobile-menu a {
    display: block;
    padding: var(--spacing-sm) 0;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu.active {
    display: block;
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
    border-radius: 2px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-secondary);
}

.btn-primary:hover {
    opacity: 0.85;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--text-primary);
}

.btn-secondary:hover {
    background: var(--text-primary);
    color: var(--bg-secondary);
    opacity: 1;
}

.btn-block {
    width: 100%;
}

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

.hero {
    background: var(--bg-secondary);
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-md);
    background: linear-gradient(135deg, #f5f1ec 0%, #ebe3d7 100%);
}

.hero-content {
    max-width: 600px;
}

.hero-label {
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-sm);
    opacity: 0.7;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 72px;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 16px;
    margin-bottom: var(--spacing-xl);
    opacity: 0.8;
}

/* ==========================================
   CATEGORY TILES
   ========================================== */

.category-tiles {
    padding: var(--spacing-xxl) 0;
}

.tiles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.tile {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/5;
    display: block;
}

.tile-image {
    width: 100%;
    height: 100%;
    transition: transform 0.4s ease;
}

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

.tile-label {
    position: absolute;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    font-size: 20px;
    font-family: var(--font-serif);
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: 1px;
}

/* ==========================================
   PRODUCT GRIDS & CARDS
   ========================================== */

.featured-section,
.new-arrivals {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 32px;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
    letter-spacing: 1px;
}

.products-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.product-card {
    cursor: pointer;
}

.product-image {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    background: var(--bg-secondary);
}

.product-image .placeholder-image {
    transition: transform 0.4s ease;
}

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

.wishlist-btn {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--bg-secondary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
}

.product-card:hover .wishlist-btn {
    opacity: 1;
}

.wishlist-btn:hover {
    background: var(--text-primary);
}

.wishlist-btn:hover svg {
    stroke: var(--bg-secondary);
}

.product-info {
    text-align: center;
}

.product-name {
    font-size: 14px;
    font-weight: 400;
    margin-bottom: 4px;
    letter-spacing: 0.5px;
}

.product-price {
    font-size: 14px;
    font-weight: 500;
}

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

/* ==========================================
   EDITORIAL BLOCK
   ========================================== */

.editorial-block {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-secondary);
}

.editorial-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.editorial-image {
    aspect-ratio: 4/5;
    overflow: hidden;
}

.editorial-text {
    padding: var(--spacing-xl);
}

.editorial-title {
    font-family: var(--font-serif);
    font-size: 56px;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.editorial-description {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    opacity: 0.8;
}

/* ==========================================
   INSTAGRAM GRID
   ========================================== */

.instagram-section {
    padding: var(--spacing-xxl) 0;
}

.instagram-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-sm);
}

.instagram-item {
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
}

.instagram-item .placeholder-image {
    transition: transform 0.4s ease;
}

.instagram-item:hover .placeholder-image {
    transform: scale(1.1);
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-sans);
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    font-size: 14px;
    opacity: 0.7;
}

.footer-text {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.7;
    margin-bottom: var(--spacing-md);
}

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

.newsletter-input {
    padding: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    opacity: 0.6;
}

/* ==========================================
   CATEGORY PAGE
   ========================================== */

.category-page {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
    min-height: 100vh;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
}

.category-title {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
}

.filter-toggle {
    display: none;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.category-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: var(--spacing-xxl);
}

.category-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

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

.filter-title {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-sans);
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 14px;
}

.filter-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    cursor: pointer;
}

/* ==========================================
   PRODUCT PAGE
   ========================================== */

.product-page {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.product-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
}

.product-gallery {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.gallery-main {
    margin-bottom: var(--spacing-md);
}

.gallery-main-image {
    aspect-ratio: 3/4;
    overflow: hidden;
    background: var(--bg-secondary);
}

.gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.gallery-thumbnail {
    aspect-ratio: 3/4;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s ease;
    border: 2px solid transparent;
}

.gallery-thumbnail:hover,
.gallery-thumbnail.active {
    opacity: 1;
    border-color: var(--text-primary);
}

.product-details {
    padding-top: var(--spacing-sm);
}

.product-title {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
}

.product-price-large {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.product-description {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
    opacity: 0.8;
}

.product-option {
    margin-bottom: var(--spacing-xl);
}

.option-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    display: block;
    margin-bottom: var(--spacing-md);
}

.size-selector {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.size-btn {
    padding: 12px 20px;
    border: 1.5px solid var(--border-color);
    background: var(--bg-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.size-btn:hover,
.size-btn.active {
    border-color: var(--text-primary);
    background: var(--text-primary);
    color: var(--bg-secondary);
}

.size-guide-link {
    font-size: 13px;
    text-decoration: underline;
    opacity: 0.7;
}

.add-to-cart-btn {
    margin-bottom: var(--spacing-xl);
}

/* Product Accordion */
.product-accordion {
    border-top: 1px solid var(--border-color);
}

.accordion-item {
    border-bottom: 1px solid var(--border-color);
}

.accordion-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    text-align: left;
}

.accordion-header svg {
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-header svg {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    max-height: 300px;
    padding-bottom: var(--spacing-md);
}

.accordion-content ul {
    list-style: none;
    padding-left: 0;
}

.accordion-content li {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
    padding-left: 16px;
    position: relative;
}

.accordion-content li:before {
    content: "•";
    position: absolute;
    left: 0;
}

.accordion-content p {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
}

/* Related Products */
.related-products {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-secondary);
}

/* Sticky Cart (Mobile) */
.sticky-cart {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md);
    z-index: 1000;
}

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

.sticky-cart-info {
    display: flex;
    flex-direction: column;
}

.sticky-cart-name {
    font-size: 14px;
    font-weight: 500;
}

.sticky-cart-price {
    font-size: 14px;
    opacity: 0.7;
}

.sticky-cart-btn {
    white-space: nowrap;
    padding: 12px 24px;
}

/* ==========================================
   CART PAGE
   ========================================== */

.cart-page {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
    min-height: 100vh;
}

.page-title {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xxl);
}

.empty-cart {
    text-align: center;
    padding: var(--spacing-xxl);
}

.empty-cart svg {
    margin: 0 auto var(--spacing-md);
    opacity: 0.3;
}

.empty-cart h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
}

.empty-cart p {
    opacity: 0.7;
    margin-bottom: var(--spacing-lg);
}

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

.cart-item-image {
    width: 120px;
    height: 160px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--bg-secondary);
}

.cart-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cart-item-header {
    display: flex;
    justify-content: space-between;
}

.cart-item-name {
    font-size: 16px;
    font-weight: 500;
}

.cart-item-remove {
    opacity: 0.5;
    font-size: 14px;
    cursor: pointer;
}

.cart-item-remove:hover {
    opacity: 1;
}

.cart-item-meta {
    font-size: 14px;
    opacity: 0.7;
}

.cart-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.qty-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.qty-value {
    width: 40px;
    text-align: center;
    font-weight: 500;
}

.cart-item-price {
    font-size: 16px;
    font-weight: 500;
}

/* Cart Summary */
.cart-summary {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.summary-title {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 400;
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: 15px;
}

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

.summary-total {
    font-size: 18px;
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.shipping-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    font-size: 13px;
}

/* ==========================================
   CHECKOUT PAGE
   ========================================== */

.checkout-page {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
    min-height: 100vh;
}

.checkout-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-xxl);
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.progress-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
}

.progress-step.active .progress-number {
    background: var(--text-primary);
    color: var(--bg-secondary);
    border-color: var(--text-primary);
}

.progress-step span {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
}

.progress-line {
    width: 80px;
    height: 2px;
    background: var(--border-color);
    margin: 0 var(--spacing-md);
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xxl);
}

.checkout-title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 400;
    margin-bottom: var(--spacing-xl);
}

/* Form Styles */
.form-section {
    margin-bottom: var(--spacing-xl);
}

.form-section-title {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: var(--spacing-md);
    font-family: var(--font-sans);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    font-size: 15px;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* Shipping Options */
.shipping-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.shipping-option {
    display: flex;
    align-items: center;
    padding: var(--spacing-md);
    border: 1.5px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.shipping-option:hover {
    border-color: var(--text-primary);
}

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

.shipping-option-content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.shipping-option-info {
    display: flex;
    flex-direction: column;
}

.shipping-option-name {
    font-weight: 500;
    font-size: 15px;
}

.shipping-option-time {
    font-size: 13px;
    opacity: 0.7;
}

.shipping-option-price {
    font-weight: 600;
}

/* Checkout Summary */
.checkout-summary {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.checkout-items {
    margin-bottom: var(--spacing-lg);
}

.checkout-item {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.checkout-item-image {
    width: 60px;
    height: 80px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--bg-primary);
}

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

.checkout-item-name {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 4px;
}

.checkout-item-meta {
    font-size: 12px;
    opacity: 0.7;
}

.checkout-item-price {
    font-size: 14px;
    font-weight: 500;
}

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

@media (max-width: 1024px) {
    .hero-title {
        font-size: 56px;
    }
    
    .tiles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .editorial-title {
        font-size: 44px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .instagram-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-xxl: 3rem;
    }
    
    /* Navigation */
    .nav-center {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Hero */
    .hero {
        min-height: 500px;
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .hero-title {
        font-size: 44px;
    }
    
    /* Grids */
    .tiles-grid {
        grid-template-columns: 1fr;
    }
    
    .grid-4,
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Editorial */
    .editorial-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .editorial-title {
        font-size: 36px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    /* Category Page */
    .filter-toggle {
        display: flex;
    }
    
    .category-layout {
        grid-template-columns: 1fr;
    }
    
    .category-sidebar {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-secondary);
        z-index: 2000;
        padding: var(--spacing-md);
        overflow-y: auto;
    }
    
    .category-sidebar.active {
        display: block;
    }
    
    /* Product Page */
    .product-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .product-gallery {
        position: static;
    }
    
    .sticky-cart {
        display: block;
    }
    
    /* Cart Page */
    .cart-layout {
        grid-template-columns: 1fr;
    }
    
    .cart-summary {
        position: static;
    }
    
    /* Checkout Page */
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    
    .checkout-summary {
        position: static;
        order: -1;
    }
    
    .progress-step span {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }
    
    .grid-4,
    .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .instagram-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}