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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #fafafa;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

header h1{
    font-size: 2.8rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

nav {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    text-align: center;
    padding: 15px;
}

nav a {
    text-decoration: none;
    color: #667eea;
    margin: 0 20px;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: #764ba2;
}
section {
    max-width: 800px;
    margin: 60px auto;
    padding: 0 20px;
}

section h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #667eea;
    border-bottom: 2px solid #eee;
    padding-bottom: 10px;
}

.about p {
    font-size: 1.1rem;
    color: #555;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.skill-tag {
    background: #f0f0ff;;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 12px 16px;
    text-align: center;
    font-weight: 500;
    color: #555;
}