/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #0d1117;
    color: #e6edf3;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    padding: 40px 20px;
}

/* Container */
.container {
    max-width: 800px;
    margin: auto;
    text-align: center;
    background-color: #161b22;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0,0,0,0.3);
}

/* Heading and subtitle */
h1 {
    font-size: 2.8rem;
    margin-bottom: 10px;
    color: #58a6ff;
}

.subtitle {
    font-style: italic;
    color: #8b949e;
    margin-bottom: 20px;
}

/* Project cards */
.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card {
    background: #21262d;
    border: 1px solid #30363d;
    border-radius: 10px;
    padding: 20px;
    text-align: left;
    text-decoration: none;
    color: #e6edf3;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(90, 195, 255, 0.15);
    border-color: #58a6ff;
}

.card h2 {
    margin-bottom: 10px;
    font-size: 1.4rem;
    color: #79c0ff;
}

.card p {
    font-size: 0.95rem;
    color: #c9d1d9;
}

/* Footer */
footer {
    margin-top: 40px;
    font-size: 0.85rem;
    color: #8b949e;
}