/* ========================================
   RugsNCarpet - Premium E-Commerce Styles
   ======================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Brand Colors */
    --color-primary: #8B5A2B;
    --color-primary-dark: #6B4423;
    --color-primary-light: #A67C52;
    --color-secondary: #2C3E50;
    --color-accent: #C9A86C;
    --color-accent-light: #E8D5B5;
    
    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-off-white: #FAF8F5;
    --color-cream: #F5F0E8;
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #EEEEEE;
    --color-gray-300: #E0E0E0;
    --color-gray-400: #BDBDBD;
    --color-gray-500: #9E9E9E;
    --color-gray-600: #757575;
    --color-gray-700: #616161;
    --color-gray-800: #424242;
    --color-gray-900: #212121;
    --color-black: #1A1A1A;
    
    /* Semantic Colors */
    --color-success: #4CAF50;
    --color-warning: #FF9800;
    --color-error: #F44336;
    --color-info: #2196F3;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Cormorant Garamond', Georgia, serif;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    
    /* Font Weights */
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    
    /* Line Heights */
    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    
    /* Container */
    --container-max: 1400px;
    --container-padding: 1.5rem;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-regular);
    line-height: var(--leading-normal);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-semibold);
    line-height: var(--leading-tight);
    color: var(--color-gray-900);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

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

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

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* ========================================
   Utility Classes
   ======================================== */

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

.section {
    padding: var(--space-20) 0;
}

.section-header {
    margin-bottom: var(--space-12);
}

.section-header.centered {
    text-align: center;
}

.section-subtitle {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
}

.section-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    max-width: 600px;
}

.section-header.centered .section-description {
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--space-12);
}

/* ========================================
   Button Styles
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(139, 90, 43, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 90, 43, 0.4);
}

.btn-outline-dark {
    border: 2px solid var(--color-gray-900);
    color: var(--color-gray-900);
    background: transparent;
}

.btn-outline-dark:hover {
    background: var(--color-gray-900);
    color: var(--color-white);
}

.btn-outline-light {
    border: 2px solid var(--color-white);
    color: var(--color-white);
    background: transparent;
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-gray-900);
}

.btn-add-cart {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-gray-900);
    color: var(--color-white);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

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

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: var(--font-medium);
    color: var(--color-primary);
    transition: gap var(--transition-base);
}

.btn-link:hover {
    gap: var(--space-3);
}

.btn-link i {
    width: 16px;
    height: 16px;
}

/* ========================================
   Announcement Bar
   ======================================== */

.announcement-bar {
    background: linear-gradient(90deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-3) var(--space-4);
    text-align: center;
    font-size: var(--text-sm);
}

.announcement-bar p {
    margin: 0;
}

/* ========================================
   Header Styles
   ======================================== */

.header {
    position: sticky;
    top: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
}

.logo-icon {
    font-size: var(--text-3xl);
    color: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    padding: var(--space-2);
}

.mobile-menu-toggle i {
    width: 24px;
    height: 24px;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.mobile-nav-close {
    display: none;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-700);
    padding: var(--space-2) 0;
    position: relative;
}

.nav-link i {
    width: 14px;
    height: 14px;
    transition: transform var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-item.active .nav-link::after {
    width: 100%;
}

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

.nav-link:hover i {
    transform: rotate(180deg);
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    padding: var(--space-8);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-dropdown);
}

.nav-item.has-dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(4, 180px);
    gap: var(--space-8);
}

.mega-menu-column h4 {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-primary);
}

.mega-menu-column ul li {
    margin-bottom: var(--space-2);
}

.mega-menu-column ul a {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.mega-menu-column ul a:hover {
    color: var(--color-primary);
    padding-left: var(--space-2);
}

.mega-menu-featured {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.mega-menu-featured img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mega-menu-featured-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4);
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--color-white);
}

.mega-menu-featured-content span {
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
}

.mega-menu-featured-content h4 {
    color: var(--color-white);
    margin: var(--space-1) 0;
}

.mega-menu-featured-content .btn-link {
    color: var(--color-white);
    font-size: var(--text-sm);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.header-action-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.header-action-btn:hover {
    background: var(--color-gray-100);
    color: var(--color-primary);
}

.header-action-btn i {
    width: 20px;
    height: 20px;
}

.action-badge {
    position: absolute;
    top: 0;
    right: 0;
    min-width: 18px;
    height: 18px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 10px;
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Search Overlay */
.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-container {
    max-width: 800px;
    margin: 0 auto;
}

.search-form {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-6);
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
}

.search-form i {
    width: 24px;
    height: 24px;
    color: var(--color-gray-500);
}

.search-form input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--text-lg);
    outline: none;
}

.search-form input::placeholder {
    color: var(--color-gray-400);
}

.search-close {
    padding: var(--space-2);
    color: var(--color-gray-500);
}

.search-suggestions {
    margin-top: var(--space-6);
    text-align: center;
}

.search-suggestions h5 {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-3);
}

.suggestion-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.suggestion-tags a {
    padding: var(--space-2) var(--space-4);
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.suggestion-tags a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.7) 0%, rgba(26, 26, 26, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    color: var(--color-white);
}

.hero-subtitle {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-full);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

.hero-description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    line-height: var(--leading-relaxed);
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-slider-nav {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-3);
    z-index: 3;
}

.slider-nav-btn {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.4);
    transition: all var(--transition-base);
}

.slider-nav-btn.active,
.slider-nav-btn:hover {
    background: var(--color-white);
    transform: scale(1.2);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    right: var(--space-8);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-white);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
    z-index: 3;
}

.hero-scroll-indicator i {
    width: 20px;
    height: 20px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* ========================================
   Features Bar
   ======================================== */

.features-bar {
    background: var(--color-cream);
    padding: var(--space-8) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.feature-item i {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.feature-item h4 {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}

.feature-item p {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
}

/* ========================================
   Categories Section
   ======================================== */

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 250px);
    gap: var(--space-4);
}

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

.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(1.1);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-6);
    color: var(--color-white);
}

.category-overlay h3 {
    color: var(--color-white);
    margin-bottom: var(--space-1);
}

.category-overlay span {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   Products Section
   ======================================== */

.section-tabs {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-6);
}

.tab-btn {
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-600);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--color-gray-900);
    border-color: var(--color-gray-900);
    color: var(--color-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
}

/* Product Card */
.product-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.product-card:hover .btn-add-cart {
    opacity: 1;
    transform: translateY(0);
}

.product-image {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--color-gray-100);
}

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

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

.product-overlay-link {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.product-badges {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
}

.badge-new {
    background: var(--color-gray-900);
    color: var(--color-white);
}

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

.badge-trending {
    background: var(--color-accent);
    color: var(--color-gray-900);
}

.product-actions {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    z-index: 2;
    opacity: 0;
    transform: translateX(10px);
    transition: all var(--transition-base);
}

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

.product-action-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.product-action-btn:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.product-action-btn i {
    width: 18px;
    height: 18px;
}

.product-info {
    padding: var(--space-4);
}

.product-category {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-500);
}

.product-title {
    font-size: var(--text-lg);
    margin: var(--space-2) 0;
}

.product-title a {
    color: var(--color-gray-900);
    transition: color var(--transition-fast);
}

.product-title a:hover {
    color: var(--color-primary);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.stars {
    display: flex;
    gap: 2px;
}

.stars i {
    width: 14px;
    height: 14px;
    color: var(--color-gray-300);
}

.stars i.filled {
    color: var(--color-accent);
    fill: var(--color-accent);
}

.product-rating span {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.current-price {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
}

.original-price {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    text-decoration: line-through;
}

.product-sizes {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.product-sizes span {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
}

/* ========================================
   Promo Banner
   ======================================== */

.promo-banner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 500px;
}

.promo-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-16);
    background: linear-gradient(135deg, var(--color-secondary) 0%, #1a252f 100%);
    color: var(--color-white);
}

.promo-subtitle {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    margin-bottom: var(--space-4);
}

.promo-title {
    font-size: var(--text-4xl);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.promo-content p {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-8);
    max-width: 400px;
}

.promo-image {
    position: relative;
    overflow: hidden;
}

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

/* ========================================
   Collection Showcase
   ======================================== */

.collection-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.collection-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.collection-card:hover {
    box-shadow: var(--shadow-2xl);
    transform: translateY(-10px);
}

.collection-image {
    height: 250px;
    overflow: hidden;
}

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

.collection-card:hover .collection-image img {
    transform: scale(1.1);
}

.collection-content {
    padding: var(--space-6);
}

.collection-content h3 {
    margin-bottom: var(--space-2);
}

.collection-content p {
    color: var(--color-gray-600);
    margin-bottom: var(--space-4);
}

/* ========================================
   Testimonials
   ======================================== */

.testimonials-section {
    background: var(--color-cream);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-md);
}

.testimonial-rating {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
}

.testimonial-rating i {
    width: 16px;
    height: 16px;
    color: var(--color-accent);
    fill: var(--color-accent);
}

.testimonial-text {
    font-size: var(--text-lg);
    font-style: italic;
    color: var(--color-gray-700);
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-author h4 {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}

.testimonial-author span {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* ========================================
   Instagram Section
   ======================================== */

.instagram-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-4);
}

.instagram-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.instagram-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

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

.instagram-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.instagram-item:hover .instagram-overlay {
    opacity: 1;
}

.instagram-overlay i {
    width: 32px;
    height: 32px;
    color: var(--color-white);
}

/* ========================================
   Newsletter Section
   ======================================== */

.newsletter-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--space-16) 0;
}

.newsletter-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-12);
}

.newsletter-text h2 {
    font-size: var(--text-3xl);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-3);
    flex: 1;
    max-width: 500px;
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-4) var(--space-6);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--text-base);
    outline: none;
}

.newsletter-form .btn {
    border-radius: var(--radius-full);
    background: var(--color-gray-900);
    box-shadow: none;
}

.newsletter-form .btn:hover {
    background: var(--color-black);
}

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

.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding-top: var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
    gap: var(--space-8);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid var(--color-gray-800);
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-brand p {
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.footer-social a i {
    width: 18px;
    height: 18px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.footer-links ul li {
    margin-bottom: var(--space-3);
}

.footer-links ul a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

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

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    color: var(--color-gray-400);
}

.footer-contact ul i {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
    padding: var(--space-6) 0;
}

.footer-bottom p {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    transition: color var(--transition-fast);
}

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

.footer-payment {
    display: flex;
    gap: var(--space-2);
}

.footer-payment img {
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.footer-payment img:hover {
    opacity: 1;
}

/* ========================================
   Cart Sidebar
   ======================================== */

.cart-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 420px;
    max-width: 100%;
    height: 100vh;
    background: var(--color-white);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-modal);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
}

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

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.cart-header h3 {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
}

.cart-header span {
    font-weight: var(--font-regular);
    color: var(--color-gray-500);
}

.cart-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.cart-close:hover {
    background: var(--color-gray-100);
}

.cart-close i {
    width: 24px;
    height: 24px;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
}

.cart-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
}

.cart-item img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

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

.cart-item-info h4 {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    margin-bottom: var(--space-1);
}

.cart-item-info p {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-2);
}

.cart-item-price {
    font-weight: var(--font-semibold);
}

.cart-item-remove {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.cart-item-remove:hover {
    color: var(--color-error);
}

.cart-item-remove i {
    width: 18px;
    height: 18px;
}

.cart-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

.cart-subtotal {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-4);
}

.cart-footer .btn {
    margin-bottom: var(--space-2);
}

/* Overlay */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

/* ========================================
   Responsive Styles
   ======================================== */

@media (max-width: 1200px) {
    .mega-menu-content {
        grid-template-columns: repeat(3, 160px);
    }
    
    .mega-menu-featured {
        display: none;
    }
    
    .products-grid,
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .category-card-large {
        grid-column: span 3;
        grid-row: span 1;
    }
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .collection-grid,
    .testimonials-slider {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .promo-banner {
        grid-template-columns: 1fr;
    }
    
    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }
    
    .newsletter-form {
        width: 100%;
        max-width: 500px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-brand {
        grid-column: span 2;
    }
    
    .instagram-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    .section {
        padding: var(--space-12) 0;
    }
    
    .section-title {
        font-size: var(--text-3xl);
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--space-8);
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        z-index: var(--z-modal);
        overflow-y: auto;
    }
    
    .main-nav.active {
        transform: translateX(0);
    }
    
    .mobile-nav-close {
        display: flex;
        position: absolute;
        top: var(--space-4);
        right: var(--space-4);
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-full);
    }
    
    .mobile-nav-close i {
        width: 24px;
        height: 24px;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
        width: 100%;
        margin-top: var(--space-8);
    }
    
    .nav-link {
        font-size: var(--text-base);
        width: 100%;
        padding: var(--space-3) 0;
        border-bottom: 1px solid var(--color-gray-100);
    }
    
    .mega-menu {
        position: static;
        transform: none;
        box-shadow: none;
        padding: var(--space-4);
        background: var(--color-gray-50);
        border-radius: var(--radius-md);
        display: none;
    }
    
    .nav-item.has-dropdown.active .mega-menu {
        display: block;
    }
    
    .mega-menu-content {
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
    }
    
    /* Hero */
    .hero {
        height: 80vh;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .hero-scroll-indicator {
        display: none;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item {
        padding: var(--space-3);
        background: var(--color-white);
        border-radius: var(--radius-md);
    }
    
    /* Categories */
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    
    .category-card-large {
        grid-column: span 2;
    }
    
    /* Products */
    .section-tabs {
        overflow-x: auto;
        padding-bottom: var(--space-2);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .product-actions {
        opacity: 1;
        transform: none;
    }
    
    .btn-add-cart {
        opacity: 1;
        transform: none;
    }
    
    /* Collections */
    .collection-grid {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials */
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
    
    /* Instagram */
    .instagram-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Newsletter */
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form .btn {
        width: 100%;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    /* Cart Sidebar */
    .cart-sidebar {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header-container {
        height: 60px;
    }
    
    .logo-text {
        display: none;
    }
    
    .header-actions {
        gap: var(--space-2);
    }
    
    .hero {
        height: 70vh;
        min-height: 500px;
    }
    
    .hero-title {
        font-size: var(--text-3xl);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card-large {
        grid-column: span 1;
    }
    
    .instagram-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}