/* Base Styles */
:root {
    --primary-color: #0066cc;
    --secondary-color: #ff9900;
    --dark-color: #333333;
    --light-color: #f8f8f8;
    --text-color: #444444;
    --border-color: #dddddd;
    --success-color: #28a745;
    --font-main: 'Roboto', sans-serif;
}

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

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

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1.5rem;
}

.section-intro {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: #0055aa;
    color: white;
}

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

.btn-secondary:hover {
    background-color: #e68a00;
    color: white;
}

/* Header */
.site-header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo h1 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.main-nav ul {
    display: flex;
}

.main-nav li {
    margin-left: 1.5rem;
}

.main-nav a {
    color: var(--dark-color);
    font-weight: 500;
}

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

/* Hero Section */
.hero-section {
    padding: 5rem 0;
    background-color: var(--light-color);
    background-image: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

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

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-image {
    flex: 1;
    text-align: center;
}

/* Benefits Section */
.benefits-section {
    padding: 5rem 0;
    background-color: white;
}

.benefits-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.benefit-card {
    text-align: center;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
}

.benefit-icon {
    margin-bottom: 1.5rem;
}

.benefit-icon img {
    width: 64px;
    height: 64px;
}

/* Products Section */
.products-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.products-section h2 {
    text-align: center;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
}

.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-content {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.product-model {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.product-features {
    margin-bottom: 1.5rem;
}

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

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

.product-price {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.product-cta {
    text-align: center;
}

/* Comparison Table */
.comparison-section {
    padding: 5rem 0;
    background-color: white;
}

.comparison-section h2 {
    text-align: center;
}

.table-responsive {
    overflow-x: auto;
    margin-top: 2rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--border-color);
}

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

.comparison-table th {
    background-color: var(--light-color);
    font-weight: 700;
}

.comparison-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

.comparison-table img {
    width: 80px;
    height: 80px;
    object-fit: cover;
}

.check-price-btn {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    transition: background-color 0.3s ease;
}

.check-price-btn:hover {
    background-color: #e68a00;
    color: white;
}

/* Reviews Section */
.reviews-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.reviews-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.review-card {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.review-rating {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.review-content {
    font-style: italic;
    margin-bottom: 1.5rem;
}

.reviewer-info {
    display: flex;
    align-items: center;
}

.reviewer-name {
    font-weight: 500;
}

.review-source {
    font-size: 0.9rem;
    color: #666;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background-color: white;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 1.5rem;
}

.faq-question {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.faq-answer {
    color: var(--text-color);
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.cta-section h2 {
    color: white;
}

.cta-section p {
    max-width: 800px;
    margin: 0 auto 2rem;
    font-size: 1.2rem;
}

.cta-buttons .btn {
    margin: 0 0.5rem;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background-color: var(--light-color);
    text-align: center;
}

.contact-section p {
    max-width: 600px;
    margin: 0 auto;
}

/* Footer */
.site-footer {
    background-color: var(--dark-color);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-legal h3,
.footer-nav h3 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-legal p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

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

.footer-nav a {
    color: white;
    opacity: 0.8;
}

.footer-nav a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.6;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-section .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        margin-bottom: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .site-header .container {
        flex-direction: column;
        padding: 1rem;
    }
    
    .logo {
        margin-bottom: 1rem;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .main-nav li {
        margin: 0.5rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .benefits-grid,
    .product-grid,
    .reviews-grid {
        grid-template-columns: 1fr;
    }
}