:root {
    --dark-red: #8B0000;
    --darker-red: #660000;
    --accent-red: #B22222;
    --light-red: #DC143C;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    --border-color: rgba(139, 0, 0, 0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

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

/* Navigation */
.navbar {
    background-color: var(--bg-darker);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background-color: rgba(10, 10, 10, 0.95);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--light-red), var(--dark-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.cta-button {
    background-color: var(--dark-red);
    color: var(--text-primary);
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid var(--accent-red);
}

.cta-button:hover {
    background-color: var(--accent-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 0, 0, 0.3);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
}

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

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.6;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: rgba(139, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--light-red);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.primary-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--dark-red), var(--accent-red));
    color: var(--text-primary);
    padding: 1rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: 1px solid var(--accent-red);
    box-shadow: 0 4px 20px rgba(139, 0, 0, 0.3);
}

.primary-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(139, 0, 0, 0.5);
}

.primary-button.large {
    padding: 1.25rem 3rem;
    font-size: 1.2rem;
}

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

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 4rem;
}

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

.feature-card {
    background-color: rgba(139, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background-color: rgba(139, 0, 0, 0.1);
    border-color: var(--accent-red);
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(139, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* How It Works */
.how-it-works {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 4rem;
}

.steps {
    max-width: 800px;
    margin: 0 auto 3rem;
}

.step {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--dark-red), var(--accent-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    border: 2px solid var(--accent-red);
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.contract-info {
    text-align: center;
    padding: 2rem;
    background-color: rgba(139, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-top: 3rem;
}

.contract-info code {
    background-color: rgba(0, 0, 0, 0.4);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    color: var(--light-red);
    font-size: 0.9rem;
}

.contract-button {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--dark-red);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid var(--accent-red);
}

.contract-button:hover {
    background-color: var(--accent-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(139, 0, 0, 0.3);
}

/* Use Cases */
.use-cases {
    padding: 80px 0;
    background-color: var(--bg-dark);
}

.use-cases h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
}

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

.use-case {
    background-color: rgba(139, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.use-case:hover {
    background-color: rgba(139, 0, 0, 0.1);
    border-color: var(--accent-red);
    transform: translateY(-5px);
}

.use-case h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

.use-case p {
    color: var(--text-secondary);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

/* Footer */
footer {
    background-color: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
}

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

.footer-left p {
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.footer-right {
    display: flex;
    gap: 2rem;
}

.footer-right a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-right a:hover {
    color: var(--light-red);
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        gap: 1rem;
    }
    
    .use-case-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-right {
        flex-direction: column;
        gap: 1rem;
    }
}