body {
    font-family: Arial, sans-serif;
    background: #f0f2f5;
    margin: 0;
    padding: 0;
}

.header {
    background: #222;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.nav {
    list-style-type: square;
    padding: 0;
    margin: 20px 0 0 0;
    display: flex;
    justify-content: center;
    gap: 30px;
}

.nav li {
    display: inline;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    transition: color 0.2s;
}

.nav a:hover {
    color: #ffd700;
}

.bio,
.projects,
.contact {
    max-width: 700px;
    margin: 30px auto;
    background: #fff;
    padding: 25px 30px 20px 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px #0001;
    box-sizing: border-box;
}

.projects {
    max-width: 800px;
    margin: 30px auto;
}

.project {
    background: #fff;
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 6px;
    box-shadow: 0 2px 6px #0001;
}

.project h3 {
    margin: 0 0 10px 0;
}

.show-btn {
    background: #007bff;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
    transition: background 0.2s;
}

.show-btn:hover {
    background: #0056b3;
}

.view-btn {
    display: inline-block;
    margin-left: 10px;
    margin-top: 10px;
    background: #28a745;
    color: #fff;
    padding: 8px 16px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}
.view-btn:hover {
    background: #1e7e34;
}

.details {
    display: none;
    margin-top: 10px;
    color: #333;
}

.contact h2 {
    margin-top: 0;
    color: #222;
    text-align: center;
}

#contactForm label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
    color: #333;
}

#contactForm input[type="text"],
#contactForm input[type="email"],
#contactForm textarea {
    width: 100%;
    padding: 8px 10px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    box-sizing: border-box;
    background: #f9f9f9;
    transition: border 0.2s;
}

#contactForm input[type="text"]:focus,
#contactForm input[type="email"]:focus,
#contactForm textarea:focus {
    border: 1.5px solid #007bff;
    outline: none;
    background: #fff;
}

#contactForm button.show-btn {
    width: 100%;
    margin-top: 18px;
    padding: 10px 0;
    font-size: 18px;
}

#formMessage {
    margin-top: 15px;
    font-size: 16px;
    text-align: center;
}

.footer {
    background: #222;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    margin-top: 40px;
}