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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
}

header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.3rem;
    opacity: 0.9;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

section {
    margin-bottom: 4rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #1e3c72;
    border-bottom: 3px solid #2a5298;
    padding-bottom: 0.5rem;
}

.about {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
}

.skills {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.skill-card h3 {
    color: #2a5298;
    margin-bottom: 0.5rem;
}

.projects {
    display: grid;
    gap: 2rem;
}

.project-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.project-card h3 {
    color: #1e3c72;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.project-card p {
    color: #666;
    margin-bottom: 1rem;
}

.tech-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-tag {
    background: #e3f2fd;
    color: #1e3c72;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
}

.contact {
    text-align: center;
    background: #f8f9fa;
    padding: 3rem 2rem;
    border-radius: 8px;
}

.contact-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}

.contact-links a {
    color: #1e3c72;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.contact-links a:hover {
    color: #2a5298;
}

footer {
    text-align: center;
    padding: 2rem;
    background: #1e3c72;
    color: white;
}