:root {
    --background-color-light: #f0f0f0;
    --text-color-light: #333;
    --container-bg-light: #ffffff;
    --button-bg-light: #007bff;
    --button-text-light: white;
    --button-hover-bg-light: #0056b3;

    --background-color-dark: #333;
    --text-color-dark: #f0f0f0;
    --container-bg-dark: #444;
    --button-bg-dark: #0056b3;
    --button-text-dark: white;
    --button-hover-bg-dark: #007bff;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color-light);
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    min-height: 100vh;
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

body.dark-mode {
    background-color: var(--background-color-dark);
    color: var(--text-color-dark);
}

.main-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    width: 100%;
    max-width: 1200px;
}

.container {
    text-align: center;
    background: var(--container-bg-light);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
    width: 100%;
    max-width: 500px;
    margin-bottom: 20px;
}

body.dark-mode .container {
    background: var(--container-bg-dark);
}

h1, h2 {
    color: var(--text-color-light);
    margin-bottom: 30px;
    font-size: 2.5em;
}

body.dark-mode h1, body.dark-mode h2 {
    color: var(--text-color-dark);
}

.lotto-numbers {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.number-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8em;
    font-weight: bold;
    color: white;
    animation: fadeIn 0.5s ease-in-out;
}

#generate-btn, #submit-btn {
    background-color: var(--button-bg-light);
    color: var(--button-text-light);
    border: none;
    padding: 15px 30px;
    font-size: 1.2em;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

body.dark-mode #generate-btn, body.dark-mode #submit-btn {
    background-color: var(--button-bg-dark);
    color: var(--button-text-dark);
    box-shadow: 0 4px 15px rgba(0, 86, 179, 0.5);
}

#generate-btn:hover, #submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.5);
    background-color: var(--button-hover-bg-light);
}

body.dark-mode #generate-btn:hover, body.dark-mode #submit-btn:hover {
    background-color: var(--button-hover-bg-dark);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.7);
}

.theme-switcher-container {
    position: absolute;
    top: 20px;
    right: 20px;
}

#theme-switcher {
    background-color: var(--button-bg-light);
    color: var(--button-text-light);
    border: none;
    padding: 10px 20px;
    font-size: 1em;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

body.dark-mode #theme-switcher {
    background-color: var(--button-bg-dark);
    color: var(--button-text-dark);
}

#contact-form-container form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

#disqus_thread {
    width: 100%;
    max-width: 1020px;
    margin-top: 20px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    h1, h2 {
        font-size: 2em;
    }
    .number-circle {
        width: 50px;
        height: 50px;
        font-size: 1.5em;
    }
    #generate-btn, #theme-switcher, #submit-btn {
        padding: 12px 25px;
        font-size: 1em;
    }
}