body {
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f0f0f0;
    padding-top: 56px;
}

.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    padding: 12px 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
    z-index: 100;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 0.3px;
    transition: opacity 0.2s;
}

.nav-link:hover {
    opacity: 0.8;
}

h1 {
    color: #333;
}

#generate-btn {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
    margin-bottom: 20px;
}

#lotto-numbers {
    display: flex;
    gap: 10px;
}

.lotto-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #fff;
    border: 2px solid #ccc;
    font-size: 20px;
    font-weight: bold;
}

.contact-section {
    margin-top: 60px;
    width: 100%;
    max-width: 480px;
}

.contact-section h2 {
    margin-bottom: 16px;
    font-size: 20px;
    color: #333;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#contact-form input,
#contact-form textarea {
    padding: 10px 14px;
    font-size: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    width: 100%;
    box-sizing: border-box;
    font-family: sans-serif;
}

#contact-form button {
    padding: 10px;
    font-size: 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

#contact-form button:hover {
    background-color: #45a049;
}

#form-success {
    margin-top: 12px;
    color: #4CAF50;
    font-weight: bold;
}

body.dark {
    background-color: #1a1a1a;
    color: #f0f0f0;
}

body.dark h1 {
    color: #f0f0f0;
}

body.dark .lotto-number {
    background-color: #333;
    border-color: #555;
    color: #f0f0f0;
}

.disqus-section {
    margin-top: 60px;
    width: 100%;
    max-width: 480px;
    margin-bottom: 60px;
}

.disqus-section h2 {
    margin-bottom: 16px;
    font-size: 20px;
    color: #333;
}

body.dark .disqus-section h2 {
    color: #f0f0f0;
}

body.dark .contact-section h2 {
    color: #f0f0f0;
}

body.dark #contact-form input,
body.dark #contact-form textarea {
    background-color: #2a2a2a;
    border-color: #555;
    color: #f0f0f0;
}