* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: transparent;
    padding: 20px;
}
.guestbook-container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.05);
    padding: 24px;
}
h1 {
    font-size: 1.8rem;
    color: #2c3e50;
    border-bottom: 2px solid #e67e22;
    display: inline-block;
    padding-bottom: 5px;
    margin-bottom: 20px;
}
h2 {
    font-size: 1.3rem;
    color: #2c3e50;
    margin-bottom: 15px;
}
.guestbook-form {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 20px;
    margin-bottom: 30px;
}
.guestbook-form input, .guestbook-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border: 1px solid #ddd;
    border-radius: 16px;
    font-size: 1rem;
    font-family: inherit;
}
.guestbook-form button {
    background: #e67e22;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 40px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}
.guestbook-form button:hover {
    background: #d35400;
}
.entry {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 20px;
    padding: 16px;
    margin-bottom: 16px;
}
.entry-name {
    font-weight: bold;
    color: #e67e22;
    font-size: 1.1rem;
}
.entry-date {
    font-size: 0.75rem;
    color: #888;
    margin: 5px 0 10px;
}
.entry-message {
    line-height: 1.5;
    color: #333;
}
.entry-actions {
    margin-top: 12px;
    display: flex;
    gap: 12px;
}
.entry-actions a {
    font-size: 0.8rem;
    color: #e67e22;
    text-decoration: none;
}
.entry-actions a:hover {
    text-decoration: underline;
}
.success {
    background: #d4edda;
    color: #155724;
    padding: 12px;
    border-radius: 16px;
    margin-bottom: 20px;
}
.error {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 16px;
    margin-bottom: 20px;
}
.empty {
    text-align: center;
    color: #888;
    padding: 40px;
}
@media (max-width: 600px) {
    .guestbook-container { padding: 16px; }
    h1 { font-size: 1.4rem; }
}