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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: #0a0e1a;
}

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

header {
    background: #0d1117;
    border-bottom: 1px solid #1e293b;
    padding: 1.5rem 0;
}

header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
}

.hero {
    padding: 4rem 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    text-align: center;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.hero .tagline {
    font-size: 1.25rem;
    color: #94a3b8;
}

.intro {
    padding: 3rem 0;
    background: #0d1117;
}

.intro p {
    font-size: 1.125rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: #cbd5e1;
}

.projects {
    padding: 4rem 0;
    background: #0a0e1a;
}

.projects h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 2rem;
    text-align: center;
}

.project-card {
    background: #0d1117;
    border: 1px solid #1e293b;
    border-radius: 8px;
    padding: 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.project-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.75rem;
}

.project-card p {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: #2563eb;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: background 0.2s;
}

.btn:hover {
    background: #1d4ed8;
}

.contact {
    padding: 4rem 0;
    background: #0d1117;
}

.contact h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 1rem;
    text-align: center;
}

.contact p {
    text-align: center;
    font-size: 1.125rem;
    color: #cbd5e1;
}

.contact a {
    color: #60a5fa;
    text-decoration: none;
}

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

footer {
    background: #0a0e1a;
    border-top: 1px solid #1e293b;
    padding: 2rem 0;
    text-align: center;
}

footer p {
    color: #64748b;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero .tagline {
        font-size: 1rem;
    }
    
    .projects h2,
    .contact h2 {
        font-size: 1.5rem;
    }
    
    .project-card {
        padding: 1.5rem;
    }
}