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

body {
    background: #07111F;
    color: #f0f6fc;
    font-family: Arial, Helvetica, sans-serif;
}

header {
    text-align: center;
    padding: 50px 20px;
}

header h1 {
    font-size: 2.8rem;
    color: #58a6ff;
    margin-bottom: 15px;
}

header p {
    color: #c9d1d9;
    font-size: 1.1rem;
}

main {
    max-width: 1000px;
    margin: auto;
    padding: 20px;
}

.intro {
    text-align: center;
    margin-bottom: 40px;
}

.intro h2 {
    color: #58a6ff;
    margin-bottom: 15px;
}

.intro p {
    color: #8b949e;
    line-height: 1.6;
}

.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 10px;
    padding: 25px;
    text-align: left;
    transition: transform .2s ease;
}

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

.card h2 {
    color: #58a6ff;
    margin-bottom: 15px;
}

.card p {
    color: #c9d1d9;
    line-height: 1.6;
    margin-bottom: 20px;
}

.card a {
    display: inline-block;
    background: #58a6ff;
    color: #0d1117;
    padding: 10px 18px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
}

.card a:hover {
    background: #79c0ff;
}

footer {
    text-align: center;
    padding: 40px;
    color: #6e7681;
}