/* Base Styles */
:root {
    --primary-color: #0a2463;
    --secondary-color: #1e3a8a;
    --accent-color: #3b82f6;
    --text-color: #333;
    --light-text: #666;
    --white: #fff;
    --light-gray: #f5f5f5;
    --border-color: #e5e5e5;
    --container-width: 1200px;
}

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

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
}

section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

.secondary-btn {
    background-color: var(--white);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

/* Header */
header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo img {
    height: 30px;
}

.main-nav ul {
    display: flex;
}

.main-nav li {
    margin-left: 30px;
}

.main-nav a {
    font-weight: 500;
}

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

.header-icons a {
    margin-left: 20px;
    font-size: 1.2rem;
}

/* Hero Section */
.hero {
    background-color: var(--light-gray);
    padding: 80px 0;
}

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

.hero-content {
    flex: 1;
    padding-right: 40px;
}

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

.hero-image img {
    max-height: 500px;
    border-radius: 8px;
}

/* Products Section */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    text-align: center;
    padding: 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.product-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.product-image {
    margin-bottom: 15px;
}

.product-card h3 {
    margin-bottom: 5px;
}

.product-card p {
    color: var(--light-text);
    margin-bottom: 15px;
}

/* Press Section */
.press {
    background-color: var(--light-gray);
}

.press-logos {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.press-item {
    flex: 1;
    min-width: 200px;
    text-align: center;
    padding: 20px;
}

.press-item img {
    height: 40px;
    margin-bottom: 15px;
}

.press-item p {
    font-style: italic;
    font-size: 0.9rem;
}

/* Category Sections */
.category .container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.category-content {
    flex: 1;
}

.category-image {
    flex: 1;
}

.category-image img {
    border-radius: 8px;
}

.category.body .container {
    flex-direction: row-reverse;
}

/* Kits Section */
.kits-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 40px;
}

.kits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

/* Features Section */
.features {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 80px 0;
}

.features-content h2 {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature {
    text-align: center;
}

.feature-icon {
    background-color: rgba(255, 255, 255, 0.1);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon img {
    width: 40px;
    height: 40px;
}

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    background-color: var(--white);
}

.blog-content {
    padding: 20px;
}

.blog-content .date {
    color: var(--light-text);
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.blog-cta {
    text-align: center;
    margin-top: 40px;
}

/* Newsletter Section */
.newsletter {
    background-color: var(--light-gray);
    text-align: center;
    padding: 80px 0;
}

.newsletter h2 {
    margin-bottom: 10px;
}

.newsletter p {
    margin-bottom: 30px;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px 0 0 4px;
    font-size: 1rem;
}

.newsletter-form button {
    border-radius: 0 4px 4px 0;
    border: none;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 60px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.footer-col h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a:hover {
    text-decoration: underline;
}

.footer-logo {
    margin-bottom: 20px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

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

.social-icons a:hover {
    background-color: var(--accent-color);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .product-grid, .kits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
        text-align: center;
    }
    
    .category .container {
        flex-direction: column;
    }
    
    .category.body .container {
        flex-direction: column;
    }
    
    .press-logos {
        flex-direction: column;
    }
    
    .press-item {
        width: 100%;
        margin-bottom: 30px;
    }
}

@media (max-width: 576px) {
    .product-grid, .kits-grid, .features-grid, .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input {
        border-radius: 4px;
        margin-bottom: 10px;
    }
    
    .newsletter-form button {
        border-radius: 4px;
    }
    
    .main-nav {
        display: none;
    }
}