/* Base Styles and Variables */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #475569;
    --accent-color: #f59e0b;
    --text-color: #1e293b;
    --text-light: #64748b;
    --background-color: #ffffff;
    --background-light: #f8fafc;
    --background-dark: #1e293b;
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    --container-width: 1200px;
    --font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --header-height: 80px;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --secondary-color: #94a3b8;
    --accent-color: #fbbf24;
    --text-color: #f8fafc;
    --text-light: #cbd5e1;
    --background-color: #0f172a;
    --background-light: #1e293b;
    --background-dark: #0f172a;
    --border-color: #334155;
}

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

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    transition: var(--transition);
}

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

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

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

ul {
    list-style: none;
}

button, .btn {
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    text-align: center;
}

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

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

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

.btn-secondary:hover {
    background-color: #64748b;
    color: white;
}

.btn-tertiary {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.btn-tertiary:hover {
    background-color: var(--background-light);
}

.btn-full {
    width: 100%;
}

/* Header */
header {
    background-color: var(--background-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.logo img {
    width: 40px;
    height: 40px;
    margin-right: var(--spacing-sm);
    border-radius: 50%;
}

.logo span {
    font-size: 1.5rem;
    font-weight: 700;
}

nav ul {
    display: flex;
    gap: var(--spacing-lg);
}

nav a {
    color: var(--text-color);
    font-weight: 600;
    padding: var(--spacing-sm) 0;
    position: relative;
}

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

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

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

.cart-btn {
    position: relative;
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    color: var(--text-color);
    padding: var(--spacing-xs);
}

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

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

#spell-check-btn {
    padding: 8px 12px;
    font-size: 0.875rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xxl) 0;
    margin-bottom: var(--spacing-xxl);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* Advantages Section */
.advantages {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-light);
}

.advantages h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.advantage-card {
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.advantage-card .icon {
    margin: 0 auto var(--spacing-md);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: var(--primary-light);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.advantage-card h3 {
    margin-bottom: var(--spacing-sm);
}

.stats-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat p {
    font-weight: 600;
    margin-bottom: 0;
}

.cta {
    text-align: center;
}

/* About Stocks Section */
.about-stocks {
    padding: var(--spacing-xxl) 0;
}

.about-stocks h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.about-text h3 {
    margin-top: var(--spacing-lg);
}

.quality-info h3 {
    margin-top: var(--spacing-lg);
}

.certifications {
    margin-top: var(--spacing-lg);
}

.cert-icons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
}

.cert-icon {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--background-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
}

/* Featured Products Section */
.featured-products {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-light);
}

.featured-products h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

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

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

.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-info {
    padding: var(--spacing-lg);
}

.product-info h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

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

.count {
    color: var(--text-light);
    font-size: 0.875rem;
}

.product-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.product-actions .btn {
    flex: 1;
    padding: 8px 12px;
    font-size: 0.875rem;
}

/* Newsletter Section */
.newsletter {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.newsletter h2 {
    margin-bottom: var(--spacing-md);
}

.newsletter p {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.newsletter-form .btn {
    padding: 12px 24px;
}

/* Footer */
footer {
    background-color: var(--background-dark);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    width: 40px;
    height: 40px;
    margin-right: var(--spacing-sm);
    border-radius: 50%;
}

.footer-logo span {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-col h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.footer-col ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-col ul li a {
    color: var(--text-light);
}

.footer-col ul li a:hover {
    color: white;
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--background-color);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-lg);
    z-index: 9999;
    display: none;
}

.cookie-banner.show {
    display: block;
}

.cookie-content {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--background-color);
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    z-index: 9999;
    max-width: 300px;
    display: none;
    transition: var(--transition);
}

.notification.show {
    display: block;
    animation: slideIn 0.3s forwards;
}

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

#notification-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Breadcrumbs */
.breadcrumbs {
    padding: var(--spacing-md) 0;
    background-color: var(--background-light);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumbs ul {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    color: var(--text-light);
}

.breadcrumbs li:not(:last-child)::after {
    content: '/';
    margin: 0 var(--spacing-sm);
}

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

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

/* Product Detail Page */
.product-detail {
    padding: var(--spacing-xxl) 0;
}

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

.product-detail .product-image {
    height: auto;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.product-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.stock {
    color: #10b981;
    font-weight: 600;
}

.product-short-description {
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-lg);
}

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

.quantity label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.quantity-controls {
    display: flex;
    align-items: center;
    max-width: 150px;
}

.quantity-decrease, .quantity-increase {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    font-size: 1.25rem;
    cursor: pointer;
}

.quantity-decrease {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.quantity-increase {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.quantity input {
    width: 60px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-left: none;
    border-right: none;
    text-align: center;
    font-size: 1rem;
}

.product-features {
    margin-top: var(--spacing-lg);
}

.product-features h3 {
    margin-bottom: var(--spacing-sm);
}

.product-features ul {
    list-style: disc;
    padding-left: var(--spacing-xl);
}

.product-features li {
    margin-bottom: var(--spacing-xs);
}

.product-tabs {
    margin-bottom: var(--spacing-xxl);
}

.tabs-nav {
    display: flex;
    gap: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-light);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
}

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

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th, .specs-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.specs-table th {
    width: 30%;
    background-color: var(--background-light);
    font-weight: 600;
}

.review-summary {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.average-rating {
    text-align: center;
    min-width: 200px;
}

.big-rating {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.rating-bars {
    flex: 1;
}

.rating-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.bar-container {
    flex: 1;
    height: 8px;
    background-color: var(--background-light);
    border-radius: 4px;
    overflow: hidden;
}

.bar {
    height: 100%;
    background-color: var(--accent-color);
}

.reviews-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.review {
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.review:last-child {
    border-bottom: none;
}

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

.reviewer-name {
    font-weight: 600;
}

.review-date {
    color: var(--text-light);
}

.review-rating {
    color: var(--accent-color);
}

.related-products h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* Cart Page */
.cart-section {
    padding: var(--spacing-xxl) 0;
}

.cart-empty {
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.empty-cart-icon {
    margin: 0 auto var(--spacing-lg);
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-light);
    border-radius: 50%;
}

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

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

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

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

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

.cart-item-title {
    margin-bottom: var(--spacing-xs);
}

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

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

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

.cart-summary {
    background-color: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-lg));
}

.cart-summary h2 {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

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

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

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

.summary-actions {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.remove-item {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
}

.remove-item:hover {
    color: #ef4444;
}

/* Checkout Page */
.checkout-section {
    padding: var(--spacing-xxl) 0;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--spacing-xl);
}

.checkout-form-container {
    padding: var(--spacing-lg);
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.checkout-form-container h2 {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

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

.form-section h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

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

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.checkbox-group input {
    width: auto;
    margin-top: 4px;
}

.order-summary {
    background-color: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-lg));
}

.order-summary h2 {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

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

.order-item-image {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

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

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

.order-item-title {
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.order-item-price {
    color: var(--text-light);
}

.summary-calculations {
    margin-top: var(--spacing-lg);
}

.order-security {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.security-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.security-badge svg {
    color: #10b981;
}

.security-badge span {
    font-weight: 600;
}

/* Success Page */
.success-section {
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.success-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xxl) var(--spacing-lg);
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.success-icon {
    margin: 0 auto var(--spacing-lg);
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: #10b981;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.success-message {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
}

.success-info {
    margin-bottom: var(--spacing-xl);
    text-align: left;
}

.success-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.next-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.next-step-card {
    background-color: var(--background-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.step-icon {
    margin: 0 auto var(--spacing-md);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--background-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.next-step-card h3 {
    margin-bottom: var(--spacing-sm);
}

.post-purchase-section, .recommended-section {
    padding: var(--spacing-xxl) 0;
}

.post-purchase-section h2, .recommended-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* About Page */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.page-header h1 {
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 0;
}

.about-intro {
    padding: var(--spacing-xxl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
}

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.about-text h2 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.about-text h2:first-child {
    margin-top: 0;
}

.about-text ul {
    list-style: disc;
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.about-text li {
    margin-bottom: var(--spacing-sm);
}

.team-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-light);
}

.team-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.team-member {
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.team-member img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.team-member h3 {
    margin: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
}

.team-member p {
    margin: 0 var(--spacing-md) var(--spacing-md);
}

.team-member p:first-of-type {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    padding: 0 var(--spacing-md) var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--background-light);
    color: var(--text-color);
    transition: var(--transition);
}

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

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

.credentials-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.credentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.credential-card {
    background-color: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
}

.credential-icon {
    margin: 0 auto var(--spacing-md);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: var(--background-color);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--box-shadow);
}

.credential-card h3 {
    margin-bottom: var(--spacing-sm);
}

.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

/* Contact Page */
.contact-section {
    padding: var(--spacing-xxl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info h2 {
    margin-bottom: var(--spacing-lg);
}

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

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--background-light);
    color: var(--primary-color);
    border-radius: 50%;
    flex-shrink: 0;
}

.info-content h3 {
    margin-bottom: var(--spacing-xs);
}

.info-content p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-light);
}

.contact-form-container {
    background-color: var(--background-light);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
}

.contact-form-container h2 {
    margin-bottom: var(--spacing-lg);
}

.contact-form .form-group.full-width {
    grid-column: 1 / -1;
}

.map-section {
    padding: var(--spacing-xxl) 0;
    background-color: var(--background-light);
}

.map-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.map-placeholder {
    height: 400px;
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--box-shadow);
}

.map-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.map-icon {
    margin-bottom: var(--spacing-md);
    width: 80px;
    height: 80px;
    background-color: var(--primary-light);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-address h3 {
    margin-bottom: var(--spacing-sm);
}

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

.faq-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.faq-item {
    background-color: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
}

.faq-item h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.faq-item p {
    margin-bottom: 0;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Dark Mode Styles */
[data-theme="dark"] header {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .advantage-card,
[data-theme="dark"] .product-card,
[data-theme="dark"] .team-member,
[data-theme="dark"] .success-content,
[data-theme="dark"] .next-step-card,
[data-theme="dark"] .checkout-form-container,
[data-theme="dark"] .map-placeholder {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-content,
    .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xxl: 32px;
        --spacing-xl: 24px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .logo span {
        display: none;
    }
    
    nav ul {
        gap: var(--spacing-md);
    }
    
    .advantages-grid,
    .stats-container {
        gap: var(--spacing-md);
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .review-summary {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    :root {
        --spacing-lg: 16px;
        --spacing-md: 12px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .tabs-nav {
        flex-wrap: wrap;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .success-actions {
        flex-direction: column;
    }
}