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

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #ec4899;
    --background-color: #ffffff;
    --surface-color: #f9fafb;
    --text-color: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body.dark-theme {
    --background-color: #111827;
    --surface-color: #1f2937;
    --text-color: #f9fafb;
    --text-secondary: #9ca3af;
    --border-color: #374151;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

.navbar {
    background-color: var(--surface-color);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

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

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

.nav-menu a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.cart-count {
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: bold;
}

.theme-toggle {
    background: none;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--text-color);
    margin-left: 1rem;
}

.theme-toggle:hover {
    border-color: var(--primary-color);
    transform: rotate(15deg);
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

body.dark-theme .sun-icon {
    display: none;
}

body.dark-theme .moon-icon {
    display: block;
}

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

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

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

.btn-secondary {
    background-color: transparent;
    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: 16px 36px;
    font-size: 1.125rem;
}

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

.features {
    padding: 80px 0;
    background-color: var(--surface-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    background-color: var(--background-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

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

.stat-item {
    text-align: center;
    padding: 2rem;
}

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

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

.about-products {
    padding: 80px 0;
    background-color: var(--background-color);
}

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

.content-text p {
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--text-secondary);
    text-align: justify;
}

.products {
    padding: 80px 0;
    background-color: var(--surface-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background-color: var(--background-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

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

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.product-details {
    padding: 80px 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

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

.product-detail-image img {
    width: 100%;
    height: auto;
}

.product-detail-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.product-detail-price {
    font-size: 2.5rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.product-detail-description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.9;
    margin-bottom: 2rem;
}

.product-features {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.product-features h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.product-features ul {
    list-style: none;
    padding: 0;
}

.product-features li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.product-features li:before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.25rem;
}

.button-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cart {
    padding: 80px 0;
}

.cart-empty {
    text-align: center;
    padding: 4rem 0;
}

.cart-empty h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

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

.cart-item-image {
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
}

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

.cart-item-details h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.cart-item-price {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
}

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

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--background-color);
    border-radius: 8px;
    padding: 0.5rem;
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: none;
    background-color: var(--primary-color);
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.quantity {
    min-width: 40px;
    text-align: center;
    font-weight: 600;
}

.remove-btn {
    background-color: #ef4444;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
}

.remove-btn:hover {
    background-color: #dc2626;
}

.cart-summary {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 12px;
    max-width: 500px;
    margin-left: auto;
}

.cart-summary h3 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.checkout-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 12px;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.success-page {
    padding: 80px 0;
    text-align: center;
}

.success-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    color: white;
}

.success-page h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.success-page p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-page {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info-box {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 12px;
}

.contact-info-box h3 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.contact-item svg {
    flex-shrink: 0;
    color: var(--primary-color);
    margin-top: 4px;
}

.about-page {
    padding: 80px 0;
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 4rem;
    text-align: center;
}

.about-intro p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 1rem;
}

.team-section {
    margin-top: 4rem;
}

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

.team-member {
    background-color: var(--surface-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

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

.team-member img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.team-member h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.team-member .role {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.team-member .bio {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer {
    background-color: var(--surface-color);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

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

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

.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(--primary-color);
}

.contact-info li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.contact-info svg {
    flex-shrink: 0;
    color: var(--primary-color);
    margin-top: 2px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-4px);
}

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

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--surface-color);
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.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;
}

.cookie-text h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

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

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

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 1002;
    transform: translateX(400px);
    transition: transform 0.3s ease;
}

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

@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .product-detail-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: 1rem;
    }
    
    .cart-item-actions {
        grid-column: 1 / -1;
        justify-content: space-between;
    }
    
    .cookie-content {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cookie-buttons {
        flex-direction: column;
    }
}