:root {
    --background-color: #f0f2f5;
    --container-background: white;
    --text-color: #333;
    --number-background: #e0e0e0;
    --number-text-color: #555;
    --button-background: #4CAF50;
    --button-text-color: white;
    --button-hover-background: #45a049;
    --header-footer-bg: #333;
    --header-footer-text: white;
    --link-color: #4CAF50;
}

body.dark-mode {
    --background-color: #121212;
    --container-background: #1e1e1e;
    --text-color: #e0e0e0;
    --number-background: #333;
    --number-text-color: #e0e0e0;
    --button-background: #5a5a5a;
    --button-hover-background: #6a6a6a;
    --header-footer-bg: #1c1c1c;
    --header-footer-text: #e0e0e0;
    --link-color: #69c8f2;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
    padding-top: 60px; /* Header height */
    transition: background-color 0.3s, color 0.3s;
}

.site-header {
    width: 100%;
    background-color: var(--header-footer-bg);
    color: var(--header-footer-text);
    padding: 0 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    height: 60px;
}

.site-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
}

.nav-logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--header-footer-text);
    text-decoration: none;
}

.site-nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.site-nav a {
    color: var(--header-footer-text);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.site-nav a:hover {
    color: var(--link-color);
}

.container {
    flex: 1;
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: var(--container-background);
    text-align: center;
    position: relative;
    transition: background-color 0.3s;
}

.content-page {
    text-align: left;
}

.content-page h1, .content-page h2 {
    color: var(--text-color);
    margin-bottom: 20px;
}

.content-page p, .content-page li {
    line-height: 1.6;
    margin-bottom: 10px;
}

.content-page a {
    color: var(--link-color);
    text-decoration: none;
}

.content-page a:hover {
    text-decoration: underline;
}

#theme-toggle {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: none;
    padding: 8px 12px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

h1 {
    color: var(--text-color);
    margin-bottom: 30px;
}

.lotto-numbers {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.number {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--number-background);
    color: var(--number-text-color);
    margin: 0 10px;
    font-size: 24px;
    font-weight: bold;
    transition: background-color 0.3s, color 0.3s;
}

#generate-btn {
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#generate-btn:hover {
    background-color: var(--button-hover-background);
}

.contact-link {
    margin-top: 20px;
    font-size: 14px;
}

.contact-link a {
    color: var(--link-color);
}

/* Contact Form Styles */
.contact-container form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.contact-container label {
    text-align: left;
    font-weight: bold;
    color: var(--text-color);
}

.contact-container input[type="email"],
.contact-container textarea {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: var(--container-background);
    color: var(--text-color);
    font-size: 16px;
}

.contact-container input[type="email"]:focus,
.contact-container textarea:focus {
    border-color: var(--button-background);
    outline: none;
}

.contact-container button[type="submit"] {
    background-color: var(--button-background);
    color: var(--button-text-color);
    border: none;
    padding: 12px 20px;
    font-size: 18px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.contact-container button[type="submit"]:hover {
    background-color: var(--button-hover-background);
}

.site-footer {
    width: 100%;
    background-color: var(--header-footer-bg);
    color: var(--header-footer-text);
    padding: 20px;
    text-align: center;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-nav {
    margin-top: 10px;
}

.footer-nav a {
    color: var(--header-footer-text);
    text-decoration: none;
    margin: 0 10px;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-nav a:hover {
    color: var(--link-color);
}