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

:root {
    --primary-color: #1d4ed8;
    --secondary-color: #6d28d9;
    --accent-color: #059669;
    --dark-color: #0f172a;
    --light-color: #f1f5f9;
    --text-color: #1e293b;
    --border-color: #cbd5f5;
    --success-color: #16a34a;
    --error-color: #dc2626;
}

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

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

header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--dark-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;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

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

.cart-link {
    position: relative;
    display: flex;
    align-items: center;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    transition: 0.3s;
}

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 5rem 0;
    text-align: center;
}

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

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

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.datetime-display {
    margin-top: 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: 8px;
    display: inline-block;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

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

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

.advantages {
    padding: 5rem 0;
    background: white;
}

.advantages h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.advantage-card {
    text-align: center;
    padding: 2rem;
    border-radius: 12px;
    background: var(--light-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.advantage-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.advantage-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    text-align: center;
}

.stat-item {
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 12px;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

.cta-block {
    text-align: center;
    margin-top: 2rem;
}

.about-products {
    padding: 5rem 0;
    background: var(--light-color);
}

.about-products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.services {
    padding: 5rem 0;
    background: white;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.service-card {
    padding: 2rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s;
}

.service-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(37,99,235,0.2);
    transform: translateY(-5px);
}

.service-icon {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.products {
    padding: 5rem 0;
    background: var(--light-color);
}

.products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

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

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

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

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

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

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

.calculator {
    padding: 5rem 0;
    background: white;
}

.calculator h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.calculator-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--light-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(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.calculator-result {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    text-align: center;
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--primary-color);
}

.blog {
    padding: 5rem 0;
    background: var(--light-color);
}

.blog h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.blog-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.blog-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.blog-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.blog-link:hover {
    color: var(--secondary-color);
}

.testimonials {
    padding: 5rem 0;
    background: white;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.testimonial-card {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
}

.testimonial-author strong {
    color: var(--dark-color);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    font-size: 0.9rem;
    color: var(--text-color);
}

.product-detail {
    padding: 5rem 0;
    background: white;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.product-detail-image {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
}

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

.product-detail-info h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

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

.product-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

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

.product-features h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

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

.product-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.product-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.product-description {
    margin-top: 3rem;
}

.product-description h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.product-description p {
    line-height: 1.8;
    margin-bottom: 1rem;
}

.cart-page {
    padding: 5rem 0;
    background: var(--light-color);
    min-height: 60vh;
}

.cart-page h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.cart-items {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
}

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

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

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

.cart-item-info h3 {
    font-size: 1.1rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

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

.quantity-btn {
    width: 30px;
    height: 30px;
    border: 1px solid var(--border-color);
    background: white;
    cursor: pointer;
    border-radius: 4px;
    font-size: 1rem;
    transition: all 0.3s;
}

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

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

.remove-btn {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s;
}

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

.cart-summary {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    max-width: 400px;
    margin: 0 auto;
}

.cart-summary h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 1rem 0;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
    color: var(--primary-color);
}

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

.empty-cart p {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.checkout-page {
    padding: 5rem 0;
    background: var(--light-color);
}

.checkout-page h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.checkout-form {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 12px;
}

.success-page {
    padding: 5rem 0;
    background: var(--light-color);
    text-align: center;
    min-height: 60vh;
}

.success-content {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 12px;
}

.success-icon {
    color: var(--success-color);
    margin-bottom: 1rem;
}

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

.success-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.contact-page {
    padding: 5rem 0;
    background: var(--light-color);
}

.contact-page h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.contact-info {
    background: white;
    padding: 2rem;
    border-radius: 12px;
}

.contact-info h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

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

.contact-form-section {
    background: white;
    padding: 2rem;
    border-radius: 12px;
}

.contact-form-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.about-page {
    padding: 5rem 0;
    background: var(--light-color);
}

.about-page h1 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.about-intro {
    max-width: 800px;
    margin: 0 auto 4rem;
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
}

.team-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.team-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

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

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

.team-info {
    padding: 1.5rem;
}

.team-info h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.team-info p:first-of-type {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

footer {
    background: var(--dark-color);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: all 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    padding: 1.5rem;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
    z-index: 10000;
    transform: translateY(100%);
    transition: transform 0.3s;
}

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

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

.cookie-content p {
    flex: 1;
}

.cookie-content a {
    color: var(--primary-color);
}

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

.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 10000;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.1);
        padding: 2rem 0;
    }

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

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

    .product-detail-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: 0.5rem;
    }

    .cart-item-quantity,
    .cart-item-price,
    .remove-btn {
        grid-column: 2;
    }

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

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }

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