:root {
    --primary-color: #4a47a3;
    --secondary-color: #706fd3;
    --background-color: #f2f2f2;
    --container-bg: #ffffff;
    --text-color: #333;
    --glow-color: #9c99e9;
    --set-bg: #f9f9f9;
}

body.dark-theme {
    --primary-color: #9c99e9;
    --secondary-color: #706fd3;
    --background-color: #1a1a2e;
    --container-bg: #16213e;
    --text-color: #e94560;
    --glow-color: #e94560;
    --set-bg: #0f3460;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    background-color: var(--container-bg);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1), 0 6px 6px rgba(0,0,0,0.1);
    text-align: center;
    max-width: 500px;
    width: 90%;
    transition: transform 0.2s ease-in-out, background-color 0.3s;
    position: relative;
}

.theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.3s;
}

.theme-toggle:hover {
    background-color: var(--primary-color);
    color: white;
}

.container:hover {
    transform: translateY(-5px);
}

h1 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

#generatorBtn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
    box-shadow: 0 0 0px var(--glow-color);
}

#generatorBtn:hover {
    background-color: var(--secondary-color);
    box-shadow: 0 0 20px var(--glow-color);
}

#numbersContainer {
    margin-top: 2rem;
    display: grid;
    gap: 1rem;
}

.form-container {
    margin-top: 3rem;
    text-align: left;
}

.form-container hr {
    border: 0;
    border-top: 1px solid var(--primary-color);
    margin-bottom: 2rem;
    opacity: 0.3;
}

.form-container h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.form-container form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-container input, 
.form-container textarea {
    padding: 0.8rem;
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    background-color: var(--container-bg);
    color: var(--text-color);
    font-family: inherit;
}

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

.form-container button[type="submit"] {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 0.8rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s;
}

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

.disqus-container {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--primary-color);
    opacity: 0.9;
    transition: opacity 0.3s;
}

body.dark-theme .disqus-container {
    border-top-color: var(--primary-color);
}