/* ==========================================================================
   Web/Desktop Styles - Laser Cut SaaS
   Premium Industrial UI - Responsive
   ========================================================================== */

/* CSS Variables - Shared with Mobile */
:root {
    /* Primary Colors - Industrial Orange */
    --primary: #FF6B35;
    --primary-dark: #E55A2B;
    --primary-light: #FF8F66;
    
    /* Secondary Colors - Steel Blue */
    --secondary: #2D3A4A;
    --secondary-dark: #1E2832;
    --secondary-light: #4A5A6A;
    
    /* Accent Colors */
    --accent-success: #10B981;
    --accent-warning: #F59E0B;
    --accent-danger: #EF4444;
    --accent-info: #3B82F6;
    
    /* Neutral Colors */
    --bg-primary: #F8F9FA;
    --bg-secondary: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-dark: #1E2832;
    --text-primary: #1A1A1A;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --border-color: #E5E7EB;
    --border-light: #F3F4F6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Layout */
    --container-max: 1280px;
    --header-height: 72px;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

/* Header */
.site-header {
    position: sticky;
    top: 0;
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.header-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.header-logo span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

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

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

.header-search {
    position: relative;
}

.header-search input {
    width: 240px;
    height: 40px;
    padding: 0 var(--space-md) 0 40px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.header-search input:focus {
    outline: none;
    border-color: var(--primary);
    width: 300px;
}

.header-search svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.cart-btn {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

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

.cart-btn .count {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

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

.user-btn .avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
}

.user-btn span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    padding: var(--space-3xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('/assets/images/hero-pattern.svg') no-repeat center right;
    opacity: 0.1;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 107, 53, 0.2);
    color: var(--primary-light);
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.hero p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-xl);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    height: 48px;
    padding: 0 var(--space-xl);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
}

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

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

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

.btn-sm {
    height: 36px;
    padding: 0 var(--space-md);
    font-size: 0.8125rem;
}

.btn-lg {
    height: 56px;
    padding: 0 var(--space-2xl);
    font-size: 1rem;
}

.btn-icon {
    width: 48px;
    padding: 0;
}

/* Section */
.section {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-secondary);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 53, 0.1);
    border-radius: var(--radius-lg);
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

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

.category-card p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.product-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-fast);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    aspect-ratio: 1;
    background: var(--bg-primary);
    overflow: hidden;
}

.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-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-sm);
}

.badge-destaque {
    background: var(--primary);
    color: white;
}

.badge-novo {
    background: var(--accent-success);
    color: white;
}

.badge-promo {
    background: var(--accent-danger);
    color: white;
}

.product-actions {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    opacity: 0;
    transform: translateX(10px);
    transition: all var(--transition-fast);
}

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

.product-action-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

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

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

.product-category {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.product-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

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

.product-price-old {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-left: var(--space-sm);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.product-rating svg {
    color: #FFC107;
}

/* Features Section */
.features-section {
    background: var(--bg-secondary);
}

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

.feature-card {
    text-align: center;
    padding: var(--space-lg);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary);
    border-radius: var(--radius-lg);
    margin: 0 auto var(--space-md);
}

.feature-card h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

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

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: var(--space-2xl) 0;
}

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

.cta-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-sm);
}

.cta-text p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-section .btn-secondary {
    background: white;
    color: var(--primary);
    border: none;
}

.cta-section .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* Footer */
.site-footer {
    background: var(--secondary-dark);
    color: white;
    padding: var(--space-3xl) 0 var(--space-xl);
}

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

.footer-brand h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-md);
}

.footer-brand p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-lg);
}

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

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: white;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
}

.footer-column h3 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-lg);
}

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

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

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-xl);
}

.footer-bottom-links a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: white;
}

/* Product Detail Page */
.product-detail {
    padding: var(--space-2xl) 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
}

.product-gallery {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
}

.product-gallery-main {
    aspect-ratio: 1;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--space-md);
}

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

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

.gallery-thumb {
    aspect-ratio: 1;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.gallery-thumb.active,
.gallery-thumb:hover {
    border-color: var(--primary);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-detail-info {
    padding: var(--space-lg) 0;
}

.product-detail-category {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-sm);
}

.product-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.product-detail-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.price-current {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.price-original {
    font-size: 1.25rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-discount {
    padding: 4px 12px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-danger);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

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

.product-options {
    margin-bottom: var(--space-xl);
}

.option-group {
    margin-bottom: var(--space-lg);
}

.option-label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.option-values {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.option-value {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.option-value.selected {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.quantity-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.quantity-value {
    min-width: 60px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
}

.product-actions-group {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.product-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.meta-item svg {
    color: var(--primary);
}

/* Cart Page */
.cart-page {
    padding: var(--space-2xl) 0;
}

.cart-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-xl);
}

.cart-items {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.cart-header {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr auto;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

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

.cart-item-info {
    display: flex;
    gap: var(--space-md);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

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

.cart-item-details p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.cart-item-price {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.cart-item-total {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
}

.cart-remove {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.cart-remove:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-danger);
}

.cart-summary {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
}

.summary-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.summary-row span:first-child {
    color: var(--text-secondary);
}

.summary-row span:last-child {
    font-weight: 500;
    color: var(--text-primary);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    padding-top: var(--space-md);
    margin-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.summary-total span:first-child {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.summary-total span:last-child {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.coupon-form {
    display: flex;
    gap: var(--space-sm);
    margin: var(--space-lg) 0;
}

.coupon-form input {
    flex: 1;
    height: 44px;
    padding: 0 var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

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

/* Checkout Steps */
.checkout-steps {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.checkout-step {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
}

.checkout-step::after {
    content: '';
    width: 60px;
    height: 2px;
    background: var(--border-color);
    margin-left: var(--space-lg);
}

.checkout-step:last-child::after {
    display: none;
}

.step-number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-muted);
}

.checkout-step.active .step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.checkout-step.completed .step-number {
    background: var(--accent-success);
    border-color: var(--accent-success);
    color: white;
}

.step-label {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-muted);
}

.checkout-step.active .step-label {
    color: var(--text-primary);
}

/* Forms */
.form-section {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
}

.form-section-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    height: 48px;
    padding: 0 var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

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

/* Account Pages */
.account-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--space-xl);
    padding: var(--space-2xl) 0;
}

.account-sidebar {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    height: fit-content;
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
}

.account-user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-lg);
}

.account-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

.account-user-info h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.account-user-info p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.account-nav {
    list-style: none;
}

.account-nav li {
    margin-bottom: var(--space-xs);
}

.account-nav a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.account-nav a:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.account-nav a.active {
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary);
}

.account-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.account-header {
    margin-bottom: var(--space-xl);
}

.account-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Order History */
.order-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
}

.order-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.order-info p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.order-status {
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.status-pending {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-warning);
}

.status-processing {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-info);
}

.status-completed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-success);
}

.status-cancelled {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-danger);
}

.order-items {
    padding: var(--space-lg);
}

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

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

.order-item-image {
    width: 64px;
    height: 64px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    overflow: hidden;
}

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

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

.order-item-details h5 {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
}

.order-item-details p {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.order-item-price {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.order-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-primary);
}

.order-total span:first-child {
    color: var(--text-muted);
    margin-right: var(--space-sm);
}

.order-total span:last-child {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }

/* Responsive */
@media (max-width: 1024px) {
    .categories-grid,
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-grid {
        grid-template-columns: 1fr;
    }
    
    .account-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-nav,
    .header-search {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .categories-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
    
    .cart-header {
        display: none;
    }
    
    .cart-item {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .checkout-steps {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .checkout-step::after {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
}