:root {
    --primary: #D4AF37;
    --primary-dark: #C9A227;
    --primary-light: #E5C65C;
    --secondary: #1A1A1A;
    --secondary-light: #2D2D2D;
    --accent: #C9A227;
    --background: #FFFFFF;
    --background-alt: #F8F9FA;
    --background-dark: #F0F0F0;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border: #E0E0E0;
    --success: #27AE60;
    --error: #E74C3C;
    --warning: #F39C12;
    --info: #3498DB;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
    --radius: 8px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

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

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.btn-secondary:hover {
    background: var(--secondary-light);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--secondary);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 12px;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text);
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 15px;
    transition: var(--transition);
    background: var(--background);
}

.form-control:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-control.is-invalid {
    border-color: var(--error);
}

.invalid-feedback {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--error);
}

.card {
    background: var(--background);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

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

.badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 50px;
}

.badge-primary { background: var(--primary); color: var(--secondary); }
.badge-sale { background: var(--error); color: white; }
.badge-new { background: var(--success); color: white; }
.badge-featured { background: var(--info); color: white; }

.section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    color: var(--secondary);
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 50px;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 40px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 40px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

.grid {
    display: grid;
    gap: 30px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1200px) {
    .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 992px) {
    .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .container-fluid { padding: 0 20px; }
    .section { padding: 60px 0; }
}

@media (max-width: 768px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .section-title { font-size: 28px; }
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

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

.header-top {
    background: var(--secondary);
    color: white;
    padding: 10px 0;
    font-size: 13px;
}

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

.header-main {
    padding: 20px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--secondary);
}

.logo span {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-menu a {
    font-weight: 500;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-action {
    position: relative;
    font-size: 20px;
    color: var(--secondary);
}

.header-action:hover {
    color: var(--primary);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background: var(--primary);
    color: var(--secondary);
    font-size: 11px;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    padding: 5px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.hero {
    position: relative;
    height: 85vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    opacity: 0.9;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(26,26,26,0.8) 0%, rgba(26,26,26,0.3) 100%);
}

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

.hero-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--secondary);
    padding: 8px 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 60px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-title span {
    color: var(--primary);
}

.hero-text {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: white;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-scroll::after {
    content: '';
    width: 1px;
    height: 40px;
    background: var(--primary);
    animation: scroll-line 2s infinite;
}

@keyframes scroll-line {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

.categories-section {
    padding: 100px 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.category-card {
    position: relative;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(26,26,26,0.9) 0%, rgba(26,26,26,0) 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    transition: var(--transition);
}

.category-card:hover .category-overlay {
    background: linear-gradient(to top, rgba(212,175,55,0.9) 0%, rgba(26,26,26,0) 70%);
}

.category-name {
    font-size: 24px;
    font-weight: 700;
    color: white;
    margin-bottom: 4px;
}

.category-count {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

.products-section {
    padding: 100px 0;
    background: var(--background-alt);
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
}

.products-tabs {
    display: flex;
    gap: 8px;
}

.product-tab {
    padding: 12px 28px;
    background: white;
    border: none;
    border-radius: 50px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
}

.product-tab:hover,
.product-tab.active {
    background: var(--primary);
    color: var(--secondary);
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

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

.product-image {
    position: relative;
    height: 350px;
    overflow: hidden;
    background: var(--background-alt);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-badges {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-actions {
    position: absolute;
    top: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transform: translateX(20px);
    transition: var(--transition);
}

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

.product-action-btn {
    width: 44px;
    height: 44px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--secondary);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.product-action-btn.wishlisted {
    background: var(--error);
    color: white;
}

.product-quick-view {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: rgba(26,26,26,0.9);
    backdrop-filter: blur(10px);
    text-align: center;
    transform: translateY(100%);
    transition: var(--transition);
}

.product-card:hover .product-quick-view {
    transform: translateY(0);
}

.product-quick-view button {
    background: var(--primary);
    color: var(--secondary);
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-info {
    padding: 24px;
}

.product-category {
    font-size: 12px;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.product-price {
    display: flex;
    align-items: center;
    gap: 12px;
}

.product-price .current {
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary);
}

.product-price .original {
    font-size: 14px;
    color: var(--text-muted);
    text-decoration: line-through;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-light);
}

.product-rating .stars {
    color: var(--primary);
}

.banner-section {
    padding: 80px 0;
}

.banner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.banner-card {
    position: relative;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.banner-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 2;
}

.banner-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.banner-subtitle {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 24px;
}

.newsletter-section {
    padding: 100px 0;
    background: var(--secondary);
    color: white;
}

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

.newsletter-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.newsletter-text {
    font-size: 16px;
    opacity: 0.8;
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 16px 24px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: var(--radius);
    background: transparent;
    color: white;
    font-size: 15px;
}

.newsletter-form input::placeholder {
    color: rgba(255,255,255,0.6);
}

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

.newsletter-form button {
    padding: 16px 32px;
    background: var(--primary);
    color: var(--secondary);
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--primary-light);
}

.footer {
    background: var(--secondary);
    color: white;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo span {
    color: var(--primary);
}

.footer-text {
    font-size: 14px;
    opacity: 0.7;
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

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

.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--primary);
}

.footer-links a {
    display: block;
    padding: 8px 0;
    font-size: 14px;
    opacity: 0.7;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary);
}

.footer-contact li {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    font-size: 14px;
    opacity: 0.7;
}

.footer-contact i {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    opacity: 0.7;
}

.footer-payments {
    display: flex;
    gap: 12px;
    font-size: 28px;
}

.breadcrumb {
    padding: 30px 0;
    background: var(--background-alt);
}

.breadcrumb-content {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
}

.breadcrumb a {
    color: var(--text-light);
}

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

.breadcrumb span {
    color: var(--text-muted);
}

.breadcrumb-current {
    color: var(--secondary);
    font-weight: 500;
}

.page-header {
    padding: 120px 0 60px;
    background: var(--secondary);
    color: white;
    text-align: center;
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.page-subtitle {
    font-size: 18px;
    opacity: 0.8;
}

.filters-bar {
    padding: 30px 0;
    background: white;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 80px;
    z-index: 100;
}

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

.filters-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

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

.sort-select {
    padding: 10px 20px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    background: white;
    cursor: pointer;
}

.sort-select:focus {
    border-color: var(--primary);
    outline: none;
}

.filters-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.view-toggle {
    display: flex;
    gap: 8px;
}

.view-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}

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

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 60px;
}

.pagination a,
.pagination span {
    min-width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 14px;
    transition: var(--transition);
}

.pagination a:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.pagination .active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--secondary);
}

.pagination .disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.product-detail {
    padding: 60px 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.product-gallery {
    position: sticky;
    top: 120px;
}

.product-main-image {
    width: 100%;
    height: 600px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--background-alt);
    margin-bottom: 16px;
}

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

.product-thumbnails {
    display: flex;
    gap: 12px;
}

.product-thumbnail {
    width: 100px;
    height: 100px;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition);
}

.product-thumbnail:hover,
.product-thumbnail.active {
    border-color: var(--primary);
}

.product-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-detail-info {
    padding-top: 20px;
}

.product-detail-category {
    font-size: 13px;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.product-detail-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.product-detail-rating {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.product-detail-rating .stars {
    color: var(--primary);
    font-size: 18px;
}

.product-detail-rating span {
    color: var(--text-light);
}

.product-detail-price {
    margin-bottom: 30px;
}

.product-detail-price .current {
    font-size: 32px;
    font-weight: 700;
    color: var(--secondary);
}

.product-detail-price .original {
    font-size: 20px;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: 12px;
}

.product-detail-price .discount {
    display: inline-block;
    background: var(--error);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    margin-left: 12px;
}

.product-detail-description {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 30px;
}

.product-options {
    margin-bottom: 30px;
}

.product-option {
    margin-bottom: 24px;
}

.product-option-label {
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-option-label span {
    font-weight: 400;
    color: var(--text-muted);
}

.size-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.size-option {
    min-width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

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

.size-option.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    text-decoration: line-through;
}

.color-options {
    display: flex;
    gap: 12px;
}

.color-option {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition);
    position: relative;
}

.color-option:hover,
.color-option.active {
    border-color: var(--secondary);
    transform: scale(1.1);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 0;
}

.quantity-btn {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-alt);
    border: 2px solid var(--border);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-btn:first-child {
    border-radius: var(--radius) 0 0 var(--radius);
}

.quantity-btn:last-child {
    border-radius: 0 var(--radius) var(--radius) 0;
}

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

.quantity-input {
    width: 60px;
    height: 50px;
    text-align: center;
    border: 2px solid var(--border);
    border-left: none;
    border-right: none;
    font-size: 16px;
    font-weight: 600;
}

.product-detail-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 30px;
}

.product-detail-actions .btn {
    flex: 1;
}

.add-to-cart-btn {
    background: var(--secondary);
    color: white;
}

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

.wishlist-btn {
    width: 60px;
    background: white;
    border: 2px solid var(--border);
    font-size: 20px;
}

.wishlist-btn:hover,
.wishlist-btn.active {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

.product-meta {
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.product-meta-item {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    font-size: 14px;
}

.product-meta-item i {
    color: var(--primary);
    width: 20px;
}

.product-tabs {
    margin-top: 60px;
}

.product-tabs-nav {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin-bottom: 40px;
}

.product-tab-btn {
    padding: 16px 32px;
    background: none;
    border: none;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.product-tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.product-tab-btn:hover,
.product-tab-btn.active {
    color: var(--secondary);
}

.product-tab-btn.active::after {
    transform: scaleX(1);
}

.product-tab-content {
    display: none;
}

.product-tab-content.active {
    display: block;
}

.reviews-list {
    max-width: 800px;
}

.review-item {
    padding: 30px 0;
    border-bottom: 1px solid var(--border);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    font-weight: 700;
    font-size: 18px;
}

.review-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.review-date {
    font-size: 13px;
    color: var(--text-muted);
}

.review-rating {
    color: var(--primary);
    font-size: 18px;
}

.review-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.review-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-light);
}

.cart-page {
    padding: 120px 0 80px;
}

.cart-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
}

.cart-items {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
}

.cart-header {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr auto;
    gap: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
}

.cart-item {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr auto;
    gap: 20px;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    align-items: center;
}

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

.cart-item-product {
    display: flex;
    gap: 20px;
    align-items: center;
}

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--background-alt);
}

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

.cart-item-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-name:hover {
    color: var(--primary);
}

.cart-item-meta {
    font-size: 13px;
    color: var(--text-muted);
}

.cart-item-price {
    font-weight: 600;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 0;
}

.cart-item-quantity button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background-alt);
    border: 1px solid var(--border);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

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

.cart-item-quantity input {
    width: 50px;
    height: 36px;
    text-align: center;
    border: 1px solid var(--border);
    border-left: none;
    border-right: none;
    font-weight: 600;
}

.cart-item-total {
    font-size: 18px;
    font-weight: 700;
    color: var(--secondary);
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
}

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

.cart-summary {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    height: fit-content;
    position: sticky;
    top: 120px;
}

.cart-summary-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border);
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 15px;
}

.cart-summary-row.total {
    font-size: 20px;
    font-weight: 700;
    margin-top: 16px;
    padding-top: 20px;
    border-top: 2px solid var(--border);
}

.cart-summary-row.discount {
    color: var(--success);
}

.cart-coupon {
    margin: 24px 0;
}

.cart-coupon-form {
    display: flex;
    gap: 12px;
}

.cart-coupon-form input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
}

.cart-coupon-form input:focus {
    border-color: var(--primary);
    outline: none;
}

.cart-coupon-form button {
    padding: 12px 20px;
    background: var(--secondary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cart-coupon-form button:hover {
    background: var(--primary);
    color: var(--secondary);
}

.cart-summary .btn {
    width: 100%;
    margin-top: 24px;
    padding: 16px;
    font-size: 16px;
}

.checkout-page {
    padding: 120px 0 80px;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 450px;
    gap: 60px;
}

.checkout-section {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 30px;
}

.checkout-section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.checkout-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.checkout-form .form-group.full {
    grid-column: span 2;
}

.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.payment-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.payment-method:hover,
.payment-method.selected {
    border-color: var(--primary);
    background: rgba(212, 175, 55, 0.05);
}

.payment-method input {
    display: none;
}

.payment-method-radio {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.payment-method.selected .payment-method-radio {
    border-color: var(--primary);
}

.payment-method.selected .payment-method-radio::after {
    content: '';
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
}

.payment-method-icon {
    font-size: 28px;
    color: var(--primary);
}

.payment-method-info h4 {
    font-weight: 600;
    margin-bottom: 4px;
}

.payment-method-info p {
    font-size: 13px;
    color: var(--text-muted);
}

.checkout-order-summary {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    height: fit-content;
    position: sticky;
    top: 120px;
}

.checkout-order-items {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 24px;
}

.checkout-order-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

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

.checkout-order-item-image {
    width: 70px;
    height: 70px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--background-alt);
}

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

.checkout-order-item-info {
    flex: 1;
}

.checkout-order-item-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
}

.checkout-order-item-meta {
    font-size: 12px;
    color: var(--text-muted);
}

.checkout-order-item-price {
    font-weight: 600;
    text-align: right;
}

.login-page,
.register-page {
    padding: 150px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.auth-container {
    max-width: 450px;
    margin: 0 auto;
    background: white;
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-lg);
}

.auth-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
}

.auth-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 32px;
}

.auth-divider {
    display: flex;
    align-items: center;
    margin: 30px 0;
    color: var(--text-muted);
    font-size: 14px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.auth-divider span {
    padding: 0 16px;
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--text-light);
}

.auth-footer a {
    color: var(--primary);
    font-weight: 600;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal {
    background: white;
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 24px 30px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--error);
}

.modal-body {
    padding: 30px;
}

.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform 0.3s ease;
    min-width: 300px;
}

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

.toast-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.toast.success .toast-icon {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.toast.error .toast-icon {
    background: rgba(231, 76, 60, 0.1);
    color: var(--error);
}

.toast.warning .toast-icon {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning);
}

.toast.info .toast-icon {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.toast-message {
    font-size: 13px;
    color: var(--text-light);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.page-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

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

.account-page {
    padding: 150px 0 80px;
}

.account-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 60px;
}

.account-sidebar {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    height: fit-content;
}

.account-user {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.account-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    font-size: 36px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.account-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
}

.account-email {
    font-size: 13px;
    color: var(--text-muted);
}

.account-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius);
    font-weight: 500;
    transition: var(--transition);
}

.account-nav a:hover,
.account-nav a.active {
    background: var(--primary);
    color: var(--secondary);
}

.account-nav a i {
    width: 20px;
    font-size: 18px;
}

.account-content {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
}

.account-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.account-title {
    font-size: 24px;
    font-weight: 700;
}

.orders-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.order-card {
    border: 2px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.order-card:hover {
    border-color: var(--primary);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: var(--background-alt);
}

.order-number {
    font-weight: 700;
    font-size: 16px;
}

.order-date {
    font-size: 13px;
    color: var(--text-muted);
}

.order-status {
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.order-status.pending {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning);
}

.order-status.paid,
.order-status.confirmed {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
}

.order-status.shipped {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
}

.order-status.cancelled {
    background: rgba(231, 76, 60, 0.1);
    color: var(--error);
}

.order-body {
    padding: 20px;
}

.order-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.order-item {
    display: flex;
    gap: 16px;
    align-items: center;
}

.order-item-image {
    width: 70px;
    height: 70px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--background-alt);
}

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

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

.order-item-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.order-item-meta {
    font-size: 13px;
    color: var(--text-muted);
}

.order-item-price {
    font-weight: 600;
    text-align: right;
}

.order-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    margin-top: 20px;
}

.order-total {
    font-size: 18px;
    font-weight: 700;
}

.order-total span {
    color: var(--primary);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state-icon {
    font-size: 64px;
    color: var(--border);
    margin-bottom: 24px;
}

.empty-state-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.empty-state-text {
    color: var(--text-light);
    margin-bottom: 24px;
}

@media (max-width: 992px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
        gap: 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu a {
        padding: 16px 0;
        border-bottom: 1px solid var(--border);
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .product-gallery {
        position: relative;
        top: 0;
    }
    
    .cart-grid,
    .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-summary,
    .checkout-order-summary {
        position: relative;
        top: 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .account-grid {
        grid-template-columns: 1fr;
    }
    
    .account-sidebar {
        order: 2;
    }
}

@media (max-width: 768px) {
    .hero {
        height: auto;
        min-height: auto;
        padding: 150px 0 80px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-text {
        font-size: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .category-card {
        height: 300px;
    }
    
    .products-header {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
    
    .products-tabs {
        flex-wrap: wrap;
    }
    
    .filters-content {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .cart-header {
        display: none;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .cart-item-product {
        grid-column: span 1;
    }
    
    .auth-container {
        padding: 30px;
    }
    
    .checkout-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .checkout-form .form-group.full {
        grid-column: span 1;
    }
}