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

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-card: #ffffff;
    --text-primary: #000000;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --accent-primary: #000000;
    --accent-secondary: #343a40;
    --accent-hover: #495057;
    --border-color: #dee2e6;
    --border-light: #ced4da;
    --success-color: #198754;
    --warning-color: #fd7e14;
    --danger-color: #dc3545;
    --gradient-primary: linear-gradient(135deg, #000000 0%, #343a40 100%);
    --gradient-bg: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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);
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Utility Classes */
.hidden { display: none !important; }
.desktop-only { display: none; }
.mobile-only { display: block; }

@media (min-width: 768px) {
    .desktop-only { display: block; }
    .mobile-only { display: none; }
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    margin-top: 5px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    height: 70px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.back-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.back-btn:hover {
    background: var(--bg-tertiary);
    transform: translateX(-2px);
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-center .nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-primary);
    background: var(--bg-tertiary);
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.cart-link {
    text-decoration: none;
}

.cart-icon {
    position: relative;
    font-size: 1.25rem;
    cursor: pointer;
    transition: transform 0.3s ease;
    color: var(--text-primary);
    padding: 0.75rem;
    border-radius: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.cart-icon:hover {
    transform: scale(1.1);
    background: var(--bg-tertiary);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
}

/* Mobile Bottom Navigation */
.mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    padding: 0.75rem 0 1rem 0;
    z-index: 1000;
    box-shadow: 0 -1px 3px 0 rgba(0, 0, 0, 0.1);
}

.mobile-nav-item {
    background: none;
    border: none;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
    color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.mobile-nav-item i {
    font-size: 1.1rem;
}

.mobile-cart-count {
    position: absolute;
    top: 0.25rem;
    right: 0.75rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
}

/* Breadcrumb */
.breadcrumb {
    margin-top: 70px;
    padding: 1rem 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

@media (max-width: 767px) {
    .breadcrumb {
        margin-bottom: 80px;
    }
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb-item {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumb-item.active {
    color: var(--text-primary);
}

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

/* Page Content */
.page-content {
    margin-top: 70px;
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

@media (max-width: 767px) {
    .page-content {
        margin-bottom: 80px;
        padding: 1rem 0;
    }
}

/* Hero Section - New Design */
.hero {
    margin-top: 0;
    padding: 8rem 0;
    background: var(--gradient-bg);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    z-index: 2;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-family: 'Orbitron', monospace;
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: linear-gradient(135deg, #000000 0%, #333333 50%, #000000 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
}

/* Countdown Timer */
.countdown-container {
    margin-top: 2rem;
}

.countdown-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.countdown-timer {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

@media (max-width: 480px) {
    .countdown-timer {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

.countdown-item {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

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

.countdown-number {
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
    line-height: 1;
}

@media (max-width: 480px) {
    .countdown-number {
        font-size: 2rem;
    }
}

.countdown-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.5rem;
    font-weight: 600;
}

.product-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 5px;
}

.main-image {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: 12px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

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

.image-fallback {
    font-size: 5rem;
    color: var(--text-muted);
}

.sold-out-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    min-height: 44px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-full {
    width: 100%;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Products Grid */
.products-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.product-card {
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-primary);
}

.product-image {
    width: 100%;
    height: 250px;
    background: var(--bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--text-muted);
    position: relative;
    overflow: hidden;
}

.product-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(0, 0, 0, 0.05) 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-image::after {
    opacity: 1;
}

.product-info {
    padding: 1.25rem;
}

.product-name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.product-price {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-primary);
}

/* Filters */
.filters-container {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.filter-btn {
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
    min-width: 80px;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

/* Product Detail */
.product-detail {
    display: grid;
    gap: 3rem;
    margin-top: 2rem;
}

@media (min-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.main-image {
    width: 100%;
    max-width: 500px;
    height: 500px;
    background: var(--bg-tertiary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--text-muted);
    margin: 0 auto;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.product-details h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .product-details h1 {
        font-size: 2.5rem;
    }
}

.price {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.size-selector {
    margin: 2rem 0;
}

.size-selector h3 {
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.size-options {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.size-option {
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 60px;
    text-align: center;
    position: relative;
}

.size-option.selected,
.size-option:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: scale(1.05);
}

.size-quantity {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.size-option.out-of-stock {
    opacity: 0.5;
    cursor: not-allowed;
}

.size-option.out-of-stock:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
    transform: none;
}

/* Cart Styles */
.cart-container {
    margin-bottom: 2rem;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.cart-item:hover {
    box-shadow: var(--shadow-md);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.cart-item-details {
    flex: 1;
    min-width: 0;
}

.cart-item-details h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.cart-item-details p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0.75rem 0;
}

.quantity-btn {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

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

.cart-item-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
}

.remove-btn {
    background: none;
    border: 2px solid var(--danger-color);
    color: var(--danger-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.remove-btn:hover {
    background: var(--danger-color);
    color: white;
}

.cart-summary {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.cart-summary h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    border-top: 2px solid var(--border-color);
    padding-top: 1rem;
    margin-top: 1rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-icon {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Checkout */
.checkout-container {
    display: grid;
    gap: 3rem;
    margin-top: 2rem;
}

@media (min-width: 1024px) {
    .checkout-container {
        grid-template-columns: 2fr 1fr;
        gap: 4rem;
    }
}

.form-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.form-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

.required {
    color: var(--danger-color);
}

.checkout-sidebar {
    position: sticky;
    top: 2rem;
    height: fit-content;
}

/* Success Page */
.success-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 3rem 0;
}

.success-icon {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: 2rem;
}

.success-content h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .success-content h1 {
        font-size: 2.5rem;
    }
}

.success-content > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.order-details {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    text-align: left;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.order-details h3,
.order-details h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.order-details p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Admin Page */
.admin-container {
    margin-top: 2rem;
}

.admin-actions {
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.admin-products-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.admin-product-item {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.admin-product-item h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.admin-sizes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.admin-size-item {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.admin-size-item label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-size-item input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    color: var(--text-primary);
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    gap: 2rem;
    padding: 3rem 0;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
}

/* Stock status styles */
.out-of-stock {
    opacity: 0.7;
    pointer-events: none;
}

.sold-out-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--danger-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 2;
}

.stock-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.stock-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 600;
}

.stock-status.in-stock {
    background: rgba(25, 135, 84, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(25, 135, 84, 0.2);
}

.stock-status.out-of-stock {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.btn-disabled {
    background: var(--bg-tertiary) !important;
    color: var(--text-muted) !important;
    cursor: not-allowed !important;
    opacity: 0.6;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    z-index: 1001;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    max-width: 320px;
}

@media (max-width: 767px) {
    .toast {
        bottom: 100px;
        left: 20px;
        right: 20px;
        max-width: none;
        transform: translateY(100px);
    }
}

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

@media (max-width: 767px) {
    .toast.show {
        transform: translateY(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.info {
    border-left: 4px solid var(--accent-primary);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.3);
    border-top: 3px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

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

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .mobile-nav,
    header,
    .breadcrumb,
    .success-actions {
        display: none;
    }
    
    .page-content {
        margin-top: 0;
    }
    
    .order-details {
        border: 2px solid #333;
    }
}