* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    line-height: 1.6;
    background-color: #f4f6f8;
    color: #222;
}

header {
    background: #1f2933;
    color: #ffffff;
    padding: 2rem;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
}

header nav {
    margin-top: 1rem;
}

header nav a {
    color: #ffffff;
    margin: 0 0.75rem;
    text-decoration: none;
    font-weight: bold;
}

header nav a:hover {
    text-decoration: underline;
}

main {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section {
    margin-bottom: 3rem;
}

section h2 {
    border-bottom: 2px solid #ddd;
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    list-style: none;
    gap: 0.5rem;
}

.skills-list li {
    background: #ffffff;
    padding: 0.5rem;
    border-radius: 4px;
    text-align: center;
}

.project {
    background: #ffffff;
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.project h3 {
    margin-bottom: 0.5rem;
}

.project-links a {
    margin-right: 1rem;
    color: #2563eb;
    text-decoration: none;
}

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

footer {
    text-align: center;
    padding: 1rem;
    background: #e5e7eb;
    font-size: 0.9rem;
}