:root {
    --bg-color: #1a1a1a;
    --text-color: #fff;
    --bg-gradient-start: #1a1a1a;
    --bg-gradient-end: #2a2a2a;
    --header-color: #ffde59;
    --btn-bg-color: #ffde59;
    --btn-text-color: #1a1a1a;
    --form-bg-color: #2a2a2a;
    --input-bg-color: #3a3a3a;
    --input-border-color: #555;
    --input-text-color: #fff;
    --section-bg-color: #2a2a2a;
}

body {
    font-family: 'Nanum Pen Script', cursive;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-image: linear-gradient(45deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    transition: background-color 0.5s, color 0.5s;
}

body.light-mode {
    --bg-color: #f0f0f0;
    --text-color: #333;
    --bg-gradient-start: #f0f0f0;
    --bg-gradient-end: #dcdcdc;
    --header-color: #333;
    --btn-bg-color: #333;
    --btn-text-color: #fff;
    --form-bg-color: #fff;
    --input-bg-color: #eee;
    --input-border-color: #ccc;
    --input-text-color: #333;
    --section-bg-color: #fff;
}

main {
    text-align: center;
    padding: 2rem;
    display: flex; /* Flexbox 추가 */
    flex-wrap: wrap; /* 반응형을 위해 추가 */
    gap: 3rem; /* 섹션 간 간격 */
    justify-content: center; /* 중앙 정렬 */
    align-items: flex-start; /* 상단 정렬 */
    width: min(1200px, 100%);
}

section {
    background-color: var(--section-bg-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    width: 100%; /* 너비를 100%로 설정하여 max-width를 따르게 함 */
}

#comments-section {
    max-width: 900px;
    width: min(900px, 100%);
}

#disqus_thread {
    margin-top: 1.5rem;
}

#food-recommendation-section {
    min-height: 300px; /* 음식 추천 영역 최소 높이 */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

h1 {
    font-family: 'Nanum Pen Script', cursive;
    font-size: 3rem;
    color: var(--header-color);
    margin-bottom: 2rem;
}

#food-container {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 2rem;
    min-height: 5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.food-image {
    width: 100%;
    max-width: 460px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

#generate-btn {
    background-color: var(--btn-bg-color);
    color: var(--btn-text-color);
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

#generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 222, 89, 0.4);
}

form {
    background-color: var(--form-bg-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

label {
    align-self: flex-start;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-color);
}

input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--input-border-color);
    border-radius: 8px;
    font-size: 1rem;
    background-color: var(--input-bg-color);
    color: var(--input-text-color);
    transition: border-color 0.3s, box-shadow 0.3s;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
    border-color: var(--header-color);
    box-shadow: 0 0 0 3px rgba(255, 222, 89, 0.3);
    outline: none;
}

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

button[type="submit"] {
    background-color: var(--btn-bg-color);
    color: var(--btn-text-color);
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: center;
    margin-top: 1rem;
}

button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 222, 89, 0.4);
}

/* Theme switcher styles */
.theme-switch-wrapper {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 12px;
    align-items: center;
}

.lang-toggle {
    background-color: var(--btn-bg-color);
    color: var(--btn-text-color);
    border: none;
    padding: 0.5rem 0.8rem;
    font-size: 0.9rem;
    font-weight: bold;
    border-radius: 999px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.lang-toggle:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 222, 89, 0.35);
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--header-color);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--header-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}