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

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

/* Navigation */
.navbar {
    background: rgba(0, 0, 0, 0.9) !important;
    padding: 0 24px;
    height: 62px;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-brand {
    font-weight: 500;
    font-size: 1.5rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 1.8rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    font-weight: 600;
    color: #fff;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 400;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: #fff !important;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        #1e3c72 0%, 
        #2a5298 25%, 
        #667eea 50%, 
        #764ba2 75%, 
        #f093fb 100%);
    opacity: 0.9;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    padding: 2rem 0;
}

.hero-title {
    font-size: 4rem;
    font-weight: 300;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-cta .btn {
    padding: 12px 30px;
    font-size: 1.1rem;
    font-weight: 500;
    border-radius: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-cta .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

/* Main Content */
main {
    max-width: 948px;
    margin: 0 auto;
    padding: 24px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 2rem;
    text-align: center;
    color: #2c3e50;
}

/* Introduction Section */
.intro-section {
    margin: 4rem 0;
}

.intro-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

.intro-content .lead {
    font-size: 1.3rem;
    font-weight: 400;
    color: #2c3e50;
    margin-bottom: 2rem;
}

.intro-content p {
    margin-bottom: 1.5rem;
}

/* Features Section */
.features-section {
    margin: 4rem 0;
}

.feature-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Articles Section */
.articles-section {
    margin: 4rem 0;
}

.article-card {
    background: #f6f6f4;
    margin: 24px 0;
    padding: 24px;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e5e5e5;
}

.article-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.article-card header h3 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.article-content {
    color: #555;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: #777;
    flex-wrap: wrap;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta i {
    color: #667eea;
}

/* Footer */
.site-footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-brand .logo-container {
    margin-bottom: 1rem;
}

.footer-brand .logo-text {
    color: #ecf0f1;
}

.footer-brand p {
    color: #bdc3c7;
    margin-bottom: 0;
}

.footer-contact h5 {
    color: #ecf0f1;
    margin-bottom: 1rem;
    font-weight: 500;
}

.footer-contact p {
    margin-bottom: 0.5rem;
    color: #bdc3c7;
}

.footer-contact i {
    color: #667eea;
    width: 20px;
}

.site-footer hr {
    border-color: #34495e;
    margin: 2rem 0 1rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, 
        #1e3c72 0%, 
        #2a5298 25%, 
        #667eea 50%, 
        #764ba2 75%, 
        #f093fb 100%);
    color: white;
    padding: 4rem 0 2rem;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 1rem;
}

.page-header .lead {
    font-size: 1.3rem;
    opacity: 0.9;
}

/* Pricing Section */
.pricing-section {
    margin: 4rem 0;
}

.pricing-card {
    background: #fff;
    border: 2px solid #e9ecef;
    border-radius: 15px;
    padding: 0;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border-color: #667eea;
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5px 40px;
    font-size: 0.9rem;
    font-weight: 500;
    transform: rotate(45deg);
    z-index: 1;
}

.pricing-header {
    background: #f8f9fa;
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid #e9ecef;
}

.pricing-card.featured .pricing-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 500;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
}

.period {
    font-size: 1rem;
    opacity: 0.8;
}

.pricing-features {
    padding: 2rem;
}

.pricing-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #f1f3f4;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features i {
    color: #28a745;
    font-size: 1.1rem;
}

.pricing-footer {
    padding: 2rem;
    text-align: center;
    border-top: 1px solid #e9ecef;
}

.pricing-footer .btn {
    width: 100%;
    padding: 12px;
    font-weight: 500;
    border-radius: 50px;
}

/* Pricing Info Section */
.pricing-info {
    margin: 4rem 0;
    background: #f8f9fa;
    padding: 3rem 0;
    border-radius: 15px;
}

.info-content {
    padding: 0 2rem;
}

.info-item {
    margin-bottom: 2rem;
}

.info-item h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 500;
}

.info-item i {
    color: #667eea;
    margin-right: 0.5rem;
}

.info-item p {
    color: #666;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    margin: 4rem 0;
    padding: 3rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 1rem;
}

.cta-section .lead {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-section .btn {
    background: white;
    color: #667eea;
    border: none;
    padding: 12px 30px;
    font-weight: 500;
    border-radius: 50px;
    transition: transform 0.3s ease;
}

.cta-section .btn:hover {
    transform: translateY(-2px);
    color: #667eea;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    main {
        padding: 16px;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .navbar {
        padding: 0 16px;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .article-card {
        padding: 16px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .pricing-header {
        padding: 1.5rem;
    }
    
    .pricing-features {
        padding: 1.5rem;
    }
    
    .pricing-footer {
        padding: 1.5rem;
    }
    
    .info-content {
        padding: 0 1rem;
    }
}

/* Contact Form Styles */
.contact-form-section {
    margin: 4rem 0;
}

.contact-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid #e9ecef;
}

.contact-form .form-label {
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.contact-form .form-control,
.contact-form .form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.contact-form .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    padding: 15px 30px;
    font-weight: 500;
    border-radius: 50px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-form .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.thank-you-section {
    background: #f8f9fa;
    padding: 3rem 2rem;
    border-radius: 15px;
    border: 1px solid #e9ecef;
    margin: 4rem 0;
}

.thank-you-icon {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: 1rem;
}

.thank-you-section h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.thank-you-section .lead {
    color: #495057;
    margin-bottom: 1rem;
}

/* Contact Info Section */
.contact-info-section {
    margin: 4rem 0;
    background: #f8f9fa;
    padding: 3rem 0;
    border-radius: 15px;
}

.contact-info-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

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

.contact-icon {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.contact-info-card h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 500;
}

.contact-info-card p {
    color: #666;
    margin-bottom: 0.5rem;
}

.contact-info-card .text-muted {
    font-size: 0.9rem;
}

/* Legal Content Styles */
.legal-content {
    margin: 4rem 0;
}

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

.legal-section h2 {
    color: #2c3e50;
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #667eea;
}

.legal-section h3 {
    color: #495057;
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.legal-section p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.legal-section ul {
    color: #666;
    line-height: 1.7;
    margin-bottom: 1rem;
    padding-left: 2rem;
}

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

.contact-details {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    margin-top: 1rem;
}

.contact-details p {
    margin-bottom: 0;
    color: #495057;
}

/* Additional responsive styles for contact and legal pages */
@media (max-width: 768px) {
    .contact-form {
        padding: 1.5rem;
    }
    
    .thank-you-section {
        padding: 2rem 1.5rem;
    }
    
    .contact-info-card {
        padding: 1.5rem;
    }
    
    .legal-section h2 {
        font-size: 1.5rem;
    }
    
    .legal-section h3 {
        font-size: 1.2rem;
    }
}