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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f6f9;
    color: #333;
}

.container {
    max-width: 1000px;
    margin: auto;
    padding: 40px 20px;
}

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

header h1 {
    color: #1e3a8a;
    margin-bottom: 10px;
}

header p {
    color: #666;
}

.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.card h2 {
    margin-bottom: 12px;
    color: #1e3a8a;
}

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

.card a {
    display: inline-block;
    text-decoration: none;
    background: #2563eb;
    color: white;
    padding: 10px 18px;
    border-radius: 8px;
    transition: 0.3s;
}

.card a:hover {
    background: #1d4ed8;
}

footer {
    margin-top: 40px;
    text-align: center;
    color: #666;
}