:root {
    --bg-color: #f0f2f5;
    --text-color: #333;
    --container-bg: #ffffff;
    --button-bg: #4CAF50;
    --button-hover: #45a049;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --input-bg: #f9f9f9;
    --input-border: #ddd;
    --divider-color: #eee;
}

body.dark-mode {
    --bg-color: #121212;
    --text-color: #e0e0e0;
    --container-bg: #1e1e1e;
    --button-bg: #388E3C;
    --button-hover: #2E7D32;
    --card-shadow: rgba(0, 0, 0, 0.5);
    --input-bg: #2d2d2d;
    --input-border: #444;
    --divider-color: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
    padding: 20px;
}

.container {
    text-align: center;
    padding: 2rem;
    background-color: var(--container-bg);
    border-radius: 16px;
    box-shadow: 0 10px 30px var(--card-shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    width: 100%;
    max-width: 700px;
    margin: 20px 0;
    box-sizing: border-box;
}

header {
    margin-bottom: 3rem;
}

.subtitle {
    color: var(--text-color);
    opacity: 0.8;
    font-size: 1.1rem;
    margin-top: -1rem;
}

.info-content {
    text-align: left;
    margin: 3rem 0;
    line-height: 1.6;
}

.info-content article {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--input-bg);
    border-radius: 12px;
    border: 1px solid var(--input-border);
}

.info-content h3 {
    margin-top: 0;
    color: var(--button-bg);
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
}

.info-content p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-color);
}

.form-desc {
    margin-bottom: 1.5rem;
    color: var(--text-color);
    opacity: 0.9;
}

footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--divider-color);
    font-size: 0.9rem;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--button-bg);
    text-decoration: underline;
}

.separator {
    margin: 0 10px;
    color: var(--divider-color);
}

.copyright {
    color: var(--text-color);
    opacity: 0.6;
    font-size: 0.8rem;
}

/* ... existing styles ... */

.comments-section {
    text-align: left;
}

.comments-section h2 {
    text-align: center;
    font-size: 1.5rem;
}

h1, h2 {
    color: var(--text-color);
    margin-bottom: 2rem;
}

#generator-btn, #submit-btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    color: #fff;
    background-color: var(--button-bg);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    width: 100%;
}

#generator-btn:hover, #submit-btn:hover {
    background-color: var(--button-hover);
}

#generator-btn:active, #submit-btn:active {
    transform: scale(0.98);
}

#theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--text-color);
    background: transparent;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1000;
}

#theme-toggle:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

lotto-numbers {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.divider {
    margin: 2.5rem 0;
    border: 0;
    border-top: 1px solid var(--divider-color);
}

.affiliation-section {
    text-align: left;
}

.affiliation-section h2 {
    text-align: center;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    background-color: var(--input-bg);
    color: var(--text-color);
    font-family: inherit;
    box-sizing: border-box;
    transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--button-bg);
}

.form-group textarea {
    height: 100px;
    resize: vertical;
}