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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #ffffff;
}

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

/* Header */
.header {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e3a5f;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 140px 0 100px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 2.75rem;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: #1e3a5f;
    color: white;
    border-color: #1e3a5f;
}

.btn-primary:hover {
    background-color: #0f172a;
    border-color: #0f172a;
}

.btn-secondary {
    background-color: transparent;
    color: #1e3a5f;
    border-color: #1e3a5f;
}

.btn-secondary:hover {
    background-color: #1e3a5f;
    color: white;
}

/* Sections */
section {
    padding: 80px 0;
    text-align: center;
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e3a5f;
    text-align: center;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e3a5f;
    margin-bottom: 1rem;
}

/* Features */
.features {
    background: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
}

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

.feature-card p {
    color: #64748b;
    line-height: 1.6;
}

/* How It Works */
.how-it-works {
    background: #f8fafc;
}

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

.step {
    text-align: center;
    padding: 2rem 1rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #f59e0b;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step p {
    color: #64748b;
    line-height: 1.6;
}

/* Products */
.products {
    background: #ffffff;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.product-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 2px solid #e5e7eb;
    text-align: center;
    position: relative;
}

.product-card.featured {
    border-color: #f59e0b;
    transform: scale(1.05);
}

.product-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #f59e0b;
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.product-price {
    font-size: 2rem;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 1.5rem;
}

.product-features {
    list-style: none;
    margin-bottom: 2rem;
}

.product-features li {
    padding: 0.5rem 0;
    color: #64748b;
    border-bottom: 1px solid #f1f5f9;
}

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

/* Benefits */
.benefits {
    background: #f8fafc;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-item {
    padding: 1.5rem;
}

.benefit-item p {
    color: #64748b;
    line-height: 1.6;
}

/* Use Cases */
.use-cases {
    background: #ffffff;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.use-case {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #f59e0b;
}

.use-case p {
    color: #64748b;
    line-height: 1.6;
}

/* Trust */
.trust {
    background: #1e3a5f;
    color: white;
}

.trust h2 {
    color: white;
}

.trust-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat h3 {
    font-size: 3rem;
    font-weight: 700;
    color: #f59e0b;
    margin-bottom: 0.5rem;
}

.stat p {
    color: #cbd5e1;
    font-size: 1.125rem;
}

/* Contact */
.contact {
    background: #f8fafc;
    text-align: left;
}

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

.contact-item h3 {
    color: #1e3a5f;
    margin-bottom: 1rem;
}

.contact-item a {
    color: #f59e0b;
    text-decoration: none;
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    background: #1e3a5f;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: #f59e0b;
}

.footer-copyright {
    border-top: 1px solid #334155;
    padding-top: 2rem;
    margin-top: 1rem;
}

.footer-copyright p {
    color: #94a3b8;
    font-size: 0.875rem;
    margin: 0;
}

/* Responsive */
@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 2fr 1fr;
        text-align: left;
        align-items: start;
    }
    
    .footer-brand {
        justify-content: flex-start;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .footer-copyright {
        text-align: right;
        border-top: none;
        padding-top: 0;
        margin-top: 0;
        display: flex;
        align-items: end;
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-content h1 {
        font-size: 2.25rem;
    }
    
    .hero-content p {
        font-size: 1.125rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .product-card.featured {
        transform: none;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        margin-top: 2rem;
    }
    
    .btn {
        display: block;
        text-align: center;
        min-width: 200px;
    }
    
    .footer {
        padding: 3rem 0 2rem;
    }
    
    .footer-links {
        gap: 1.5rem;
    }
    
    .footer-copyright {
        border-top: 1px solid #334155;
        padding-top: 2rem;
        margin-top: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}