:root {
    --primary-color: #6772e5;
    --secondary-color: #32325d;
    --background-color: #f6f9fc;
    --text-color: #525f7f;
    --border-color: #e6ebf1;
    --success-color: #24b47e;
    --warning-color: #f5be58;
    --error-color: #cd3d64;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: var(--background-color);
}

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

/* Navigation */
.main-nav {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #007bff;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 80px;
    text-align: center;
}

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

.hero .tagline {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 2rem;
}

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

.cta-button {
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.cta-button:first-child {
    background: #007bff;
    color: white;
}

.cta-button.secondary {
    background: transparent;
    border: 2px solid #007bff;
    color: #007bff;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Sections */
section {
    padding: 80px 0;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.service-card h3 {
    margin-bottom: 1rem;
    color: #007bff;
}

.learn-more {
    display: inline-block;
    margin-top: 1rem;
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
}

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

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

.feature h3 {
    color: #007bff;
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: #f8f9fa;
    padding: 60px 0 20px;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: #333;
}

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

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

.footer-section a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #007bff;
}

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

.social-links a {
    margin-right: 1rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #dee2e6;
    color: #666;
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .tagline {
        font-size: 1.2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    section {
        padding: 60px 0;
    }
}

/* Services page */
.services-hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 60px;
    text-align: center;
}

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

.services-detail {
    padding: 60px 0;
}

.service-item {
    margin-bottom: 4rem;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.service-item h2 {
    color: #007bff;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.service-item ul {
    list-style: none;
    margin-top: 1rem;
}

.service-item ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-item ul li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #007bff;
}

/* Contact page */
.contact-hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 60px;
    text-align: center;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    padding: 60px 0;
}

.contact-info {
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.contact-info h2 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.contact-details {
    margin: 2rem 0;
}

.contact-details h3 {
    margin-bottom: 1rem;
    color: #007bff;
}

.contact-form {
    padding: 2rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.contact-form h2 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.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: 1px solid #dee2e6;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.submit-button {
    background: #007bff;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.submit-button:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

/* Responsive design for contact page */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info,
    .contact-form {
        padding: 1.5rem;
    }
}

/* Product page */
.product-hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 60px;
    text-align: center;
}

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

.product-details {
    padding: 60px 0;
}

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

.product-info h2,
.product-technical h2 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.product-info h3,
.product-technical h3 {
    margin: 2rem 0 1rem;
    color: #007bff;
}

.product-info ul,
.product-technical ul {
    list-style: none;
    margin-bottom: 2rem;
}

.product-info ul li,
.product-technical ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.product-info ul li:before,
.product-technical ul li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #007bff;
}

.code-example {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.code-example pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.code-example code {
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.5;
}

.api-features {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Responsive design for product page */
@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .code-example {
        padding: 1rem;
    }
}

/* Legal pages */
.legal-hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 120px 0 60px;
    text-align: center;
}

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

.legal-hero p {
    color: #666;
}

.legal-content {
    padding: 60px 0;
}

.legal-section {
    margin-bottom: 3rem;
}

.legal-section h2 {
    color: #333;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.legal-section h3 {
    color: #007bff;
    font-size: 1.4rem;
    margin: 2rem 0 1rem;
}

.legal-section p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.legal-section ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.legal-section ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.legal-section ul li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #007bff;
}

/* Responsive design for legal pages */
@media (max-width: 768px) {
    .legal-hero h1 {
        font-size: 2rem;
    }
    
    .legal-section h2 {
        font-size: 1.6rem;
    }
    
    .legal-section h3 {
        font-size: 1.2rem;
    }
}