* {
    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: #333;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.navbar h1 {
    font-size: 1.5rem;
}

.navbar ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.navbar a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.navbar a:hover {
    color: #3498db;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    background: white;
    color: #667eea;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: transform 0.3s;
}

.btn:hover {
    transform: scale(1.05);
}

/* Projects Section */
.projects {
    padding: 4rem 0;
    background: #f8f9fa;
}

.projects h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
}

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

.project-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.project-card h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

.project-card p {
    margin-bottom: 1.5rem;
    color: #666;
}

.project-card a {
    color: #667eea;
    text-decoration: none;
    font-weight: bold;
}

.project-card a:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact {
    padding: 4rem 0;
    text-align: center;
}

.contact h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.contact a {
    color: #667eea;
    text-decoration: none;
    font-weight: bold;
}

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

/* Footer */
footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .navbar ul {
        gap: 1rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .contact ul {
        flex-direction: column;
        gap: 1rem;
    }
}