:root {
    --primary-color: #FF4081;
    --secondary-color: #FFC107;
    --background-color: #f0f0f0;
    --text-color: #333;
    --white: #fff;
}

[data-theme="dark"] {
    --primary-color: #FF4081;
    --secondary-color: #FFC107;
    --background-color: #333;
    --text-color: #f0f0f0;
    --white: #444;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--background-color);
    background-image: url("data:image/svg+xml,%3Csvg width='6' height='6' viewBox='0 0 6 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%239C92AC' fill-opacity='0.1'%3E%3Cpath d='M5 0h1L0 6V5zM6 5v1H5z'/%3E%3C/g%3E%3C/svg%3E");
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

.top-buttons {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: flex;
    gap: 1rem;
}

#theme-toggle, #contact-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
}

main {
    width: 90%;
    max-width: 500px;
}

lotto-generator {
    display: block;
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
}

footer {
    position: absolute;
    bottom: 1rem;
    text-align: center;
}

footer a {
    color: var(--text-color);
    text-decoration: none;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    border-radius: 10px;
    position: relative;
}

.close-btn {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close-btn:hover,
.close-btn:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

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

form label {
    font-weight: bold;
}

form input, form textarea {
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 5px;
}

form button {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
}