:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-secondary: #f9fafb;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

[data-theme="dark"] {
    --primary-color: #818cf8;
    --primary-dark: #6366f1;
    --primary-light: #a5b4fc;
    --secondary-color: #34d399;
    --accent-color: #fbbf24;
    --text-color: #f9fafb;
    --text-light: #d1d5db;
    --bg-color: #111827;
    --bg-secondary: #1f2937;
    --border-color: #374151;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.logo img {
    border-radius: 8px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    flex: 1;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.cart-link {
    position: relative;
}

.cart-count {
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: bold;
    margin-left: 0.25rem;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: var(--transition);
}

.theme-toggle:hover {
    background-color: var(--bg-secondary);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--text-color);
    transition: var(--transition);
}

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.advantages {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 700;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.advantage-card {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

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

.advantage-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
}

.advantage-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-light);
}

.about-products {
    padding: 4rem 0;
}

.about-products-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-products-content p {
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    line-height: 1.8;
}

.about-products-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.quality-info,
.guarantees,
.why-choose,
.brand-history {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    margin-top: 2rem;
}

.products {
    padding: 4rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--bg-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.product-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

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

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.product-description {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.breadcrumbs {
    padding: 1rem 0;
    display: flex;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

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

.breadcrumbs a:hover {
    text-decoration: underline;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 2rem 0;
}

.product-detail-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.product-detail-info h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.product-detail-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.product-detail-description {
    margin-bottom: 2rem;
}

.product-detail-description h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.product-detail-description ul {
    list-style-position: inside;
    color: var(--text-light);
    line-height: 1.8;
}

.product-detail-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

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

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-text {
    background: none;
    color: var(--text-light);
    padding: 0.5rem 1rem;
}

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

.cart-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    padding: 2rem 0;
}

.cart-items {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
}

.empty-cart {
    text-align: center;
    padding: 3rem 0;
}

.empty-cart svg {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.empty-cart h2 {
    margin-bottom: 0.5rem;
}

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

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--bg-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    align-items: center;
}

.cart-item-image img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
}

.cart-item-info h3 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quantity-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
}

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

.remove-btn {
    color: #ef4444;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.remove-btn:hover {
    opacity: 0.7;
}

.cart-summary {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.cart-summary h2 {
    margin-bottom: 1.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
}

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

.checkout-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    padding: 2rem 0;
}

.checkout-form {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
}

.checkout-form h2 {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
}

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

.checkout-summary {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    height: fit-content;
    position: sticky;
    top: 100px;
}

.checkout-summary h2 {
    margin-bottom: 1.5rem;
}

.order-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-color);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.order-item-image img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
}

.order-item-info h4 {
    margin-bottom: 0.5rem;
}

.order-item-price {
    color: var(--primary-color);
    font-weight: 700;
}

.summary-totals {
    margin-top: 1.5rem;
    border-top: 2px solid var(--border-color);
    padding-top: 1.5rem;
}

.success-page {
    text-align: center;
    padding: 4rem 0;
    max-width: 800px;
    margin: 0 auto;
}

.success-icon {
    color: var(--secondary-color);
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.success-page h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.success-message {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.success-submessage {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.success-info {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    text-align: left;
}

.success-info h3 {
    margin-bottom: 1rem;
    text-align: center;
}

.success-info ul {
    list-style-position: inside;
    line-height: 2;
    color: var(--text-light);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 2rem 0;
}

.contact-info h2,
.contact-form h2 {
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-details h3 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.contact-details a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-social {
    margin-top: 3rem;
}

.contact-social h3 {
    margin-bottom: 1rem;
}

.contact-social .social-links {
    display: flex;
    gap: 1rem;
}

.contact-form {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
}

.about-content {
    padding: 2rem 0;
}

.about-intro,
.about-mission,
.about-values,
.team-section,
.about-achievements {
    margin-bottom: 4rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.about-mission {
    background-color: var(--bg-secondary);
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
}

.about-mission p {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-card {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
}

.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.team-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.team-card {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    text-align: center;
}

.team-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
}

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

.team-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    font-size: 1.25rem;
}

.team-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    padding: 0 1.5rem;
}

.team-bio {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    background-color: var(--bg-secondary);
    padding: 3rem;
    border-radius: 12px;
}

.achievement-item {
    text-align: center;
}

.achievement-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.achievement-label {
    font-size: 1.125rem;
    color: var(--text-light);
}

footer {
    background-color: var(--bg-secondary);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--text-color);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

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

.footer-contacts li {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.footer-contacts svg {
    flex-shrink: 0;
    color: var(--primary-color);
}

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

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    z-index: 9999;
    transform: translateY(100%);
    transition: var(--transition);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-text h4 {
    margin-bottom: 0.5rem;
}

.cookie-text p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.cookie-text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background-color: var(--bg-color);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    transform: translateX(400px);
    transition: var(--transition);
}

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

.notification.success {
    border-color: var(--secondary-color);
}

.notification.error {
    border-color: #ef4444;
}

.highlight-text {
    background-color: var(--bg-secondary);
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
    border-radius: 8px;
    margin: 1.5rem 0;
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .product-detail,
    .cart-container,
    .checkout-container,
    .contact-container {
        grid-template-columns: 1fr;
    }

    .advantages-grid,
    .products-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }

    .cart-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .cart-item-quantity {
        justify-content: center;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-buttons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .product-detail-actions {
        flex-direction: column;
    }

    .btn-large {
        width: 100%;
    }
}