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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo h1 {
    font-size: 24px;
    font-weight: bold;
}

.logo span {
    font-size: 14px;
    opacity: 0.9;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: opacity 0.3s;
    padding: 5px 10px;
    border-radius: 4px;
}

.nav a:hover,
.nav a.active {
    background-color: rgba(255,255,255,0.2);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 240px 0 100px;
    text-align: center;
}

.hero-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary {
    background-color: white;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: #667eea;
}

/* Services Section */
.services {
    padding: 80px 0;
    background-color: white;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s;
    text-decoration: none;
    color: inherit;
    border: 1px solid #eee;
}

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

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #1e3c72;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #1e3c72;
}

.feature-item p {
    color: #666;
}

/* Cases Section */
.cases {
    padding: 80px 0;
    background-color: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.case-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    border: 1px solid #eee;
}

.case-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.case-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #1e3c72;
}

.case-card p {
    color: #666;
    line-height: 1.8;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: white;
    padding: 40px 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
}

.testimonial-card p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    color: #1e3c72;
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.newsletter h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

.newsletter p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
}

.newsletter-form button {
    padding: 15px 40px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

/* Footer */
.footer {
    background-color: #1e3c72;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-info {
    flex: 1;
    min-width: 250px;
}

.footer-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.footer-info p {
    margin-bottom: 10px;
    opacity: 0.9;
}

.footer-address {
    font-weight: 500;
}

.footer-links {
    flex: 1;
    min-width: 200px;
}

.footer-links h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

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

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    line-height: 2;
}

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

.footer-contact {
    flex: 1;
    min-width: 200px;
}

.footer-contact h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-contact p {
    margin-bottom: 10px;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    margin-bottom: 5px;
    font-size: 14px;
    opacity: 0.8;
}

.footer-bottom a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: white;
    text-decoration: underline;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 210px 0 60px;
    text-align: center;
}

.page-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
}

/* Content Section */
.content-section {
    padding: 60px 0;
    background-color: white;
}

.content-section:nth-child(even) {
    background-color: #f8f9fa;
}

.content-section h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #1e3c72;
}

.content-section p {
    margin-bottom: 15px;
    line-height: 1.8;
    color: #555;
}

.service-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 30px;
}

.service-item {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.service-item h4 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #1e3c72;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 15px;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 10px 0;
        position: relative;
    }
    
    .header .container {
        flex-direction: column;
        gap: 10px;
    }
    
    .logo h1 {
        font-size: 20px;
    }
    
    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
        padding: 0 10px;
    }
    
    .nav a {
        font-size: 14px;
        padding: 4px 8px;
        white-space: nowrap;
    }
    
    .hero {
        padding: 40px 0 60px;
    }
    
    .hero-content h2 {
        font-size: 28px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 14px;
    }
    
    .page-header {
        padding: 40px 0 40px;
    }
    
    .page-header h2 {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .service-list {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .features-grid,
    .cases-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }
    
    .newsletter-form input {
        width: 100%;
        max-width: 400px;
    }
    
    .newsletter-form button {
        width: 100%;
        max-width: 200px;
    }
}