:root {
    --background-color: #f0f2f5;
    --container-bg: white;
    --text-color: #333;
    --lotto-number-bg: #eee;
    --button-bg: #4CAF50;
    --button-hover-bg: #45a049;
    --box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

body.dark-mode {
    --background-color: #2c3e50;
    --container-bg: #34495e;
    --text-color: #ecf0f1;
    --lotto-number-bg: #4a627a;
    --button-bg: #27ae60;
    --button-hover-bg: #229954;
    --box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

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

.container {
    position: relative; /* Added for positioning the toggle button */
    text-align: center;
    background-color: var(--container-bg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

h1 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

.lotto-numbers {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.lotto-number {
    width: 3rem;
    height: 3rem;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    background-color: var(--lotto-number-bg);
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

#generate-btn {
    background-color: var(--button-bg);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

.theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color); /* Use theme text color for the icon */
    transition: color 0.3s ease;
}

.theme-toggle .icon {
    display: inline-block;
    transition: transform 0.3s ease;
}

body.dark-mode .theme-toggle .icon {
    content: "☀️"; /* Sun icon for light mode when in dark mode */
}

/* 저녁 메뉴 추천 섹션 스타일 */
.container h2 {
    margin-top: 2rem;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.dinner-menu {
    font-size: 1.5rem;
    font-weight: bold;
    margin: 1.5rem 0;
    padding: 1rem;
    border: 1px solid var(--lotto-number-bg);
    border-radius: 0.5rem;
    background-color: var(--lotto-number-bg);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    display: flex; /* Use flexbox for image and text alignment */
    flex-direction: column; /* Stack image and text vertically */
    align-items: center; /* Center items horizontally */
    justify-content: center; /* Center items vertically */
    min-height: 200px; /* Ensure a minimum height for the container */
}

#dinner-menu-image {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin-bottom: 1rem; /* Space between image and text */
    object-fit: cover; /* Cover the area, cropping if necessary */
}

#dinner-menu-text {
    text-align: center;
}

#recommend-btn {
    background-color: var(--button-bg);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 1rem;
}

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

/* 제휴 문의 폼 섹션 스타일 */
#contact-form {
    background-color: var(--container-bg);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--box-shadow);
    margin-top: 2rem;
    text-align: left; /* Align form content to the left */
}

#contact-form h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: calc(100% - 20px); /* Adjust for padding */
    padding: 10px;
    border: 1px solid var(--lotto-number-bg);
    border-radius: 0.5rem;
    background-color: var(--lotto-number-bg);
    color: var(--text-color);
    transition: border-color 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}

.form-group textarea {
    resize: vertical; /* Allow vertical resizing */
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    border-color: var(--button-bg);
    outline: none;
}

#contact-form button[type="submit"] {
    background-color: var(--button-bg);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: block; /* Make button full width */
    width: 100%;
    margin-top: 1.5rem;
}

#contact-form button[type="submit"]:hover {
    background-color: var(--button-hover-bg);
}