body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    background: #f9f9f9;
    color: #333;
}

header {
    background: #152238;
    color: #fff;
    text-align: center;
    padding: 2rem 1rem 1rem;
}

header nav {
    margin-top: 1rem;
}

header nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 1rem;
    font-weight: bold;
    transition: color 0.2s;
}

header nav a:hover {
    color: #66b2ff;
}

section {
    margin: 2rem auto;
    max-width: 800px;
    padding: 0 1rem;
}

h2 {
    border-bottom: 2px solid #66b2ff;
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.project-card {
    background: #fff;
    border: 1px solid #ececec;
    border-radius: 8px;
    padding: 1rem;
    flex: 1 1 280px;
    min-width: 260px;
    box-shadow: 1px 2px 8px rgba(60,60,60,0.08);
}

.project-card h3 {
    margin-top: 0;
    color: #2663e0;
}

.project-card a {
    text-decoration: none;
    color: #66b2ff;
    font-weight: bold;
}

form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

form input, form textarea {
    padding: 0.6rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

form button {
    background: #2663e0;
    color: #fff;
    border: none;
    padding: 0.8rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}

form button:hover {
    background: #174cb2;
}

footer {
    text-align: center;
    padding: 1rem;
    background: #222;
    color: #fff;
    margin-top: 3rem;
}

@media (max-width: 600px) {
    .project-list {
        flex-direction: column;
    }
}