:root {
    --bg-color: #f7f3ee;
    --container-bg: #ffffff;
    --text-color: #333333;
    --subtitle-color: #888888;
    --card-bg: #fafafa;
    --card-border: #eeeeee;
    --shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    --btn-bg: #ff6b35;
    --btn-hover: #e85a27;
    --toggle-bg: #e2e8f0;
    --toggle-color: #333333;
}

body.dark {
    --bg-color: #1a1a2e;
    --container-bg: #16213e;
    --text-color: #e0e0e0;
    --subtitle-color: #aaaaaa;
    --card-bg: #1e2a42;
    --card-border: #2d3a55;
    --shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    --btn-bg: #ff6b35;
    --btn-hover: #e85a27;
    --toggle-bg: #2d3748;
    --toggle-color: #e0e0e0;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Apple SD Gothic Neo', 'Malgun Gothic', Arial, sans-serif;
    background-color: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    padding: 40px 16px;
    transition: background-color 0.3s ease;
}

#theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--toggle-bg);
    color: var(--toggle-color);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.3em;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    transition: background-color 0.3s ease, transform 0.2s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

#theme-toggle:hover {
    transform: scale(1.1);
}

.container {
    background-color: var(--container-bg);
    padding: 36px 32px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 480px;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* Language selector */
.lang-selector {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}

.lang-btn {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 5px 12px;
    font-size: 0.8em;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.lang-btn:hover {
    border-color: var(--btn-bg);
    color: var(--btn-bg);
}

.lang-btn.active {
    background-color: var(--btn-bg);
    color: white;
    border-color: var(--btn-bg);
}

.header {
    text-align: center;
    margin-bottom: 28px;
}

h1 {
    font-size: 1.7em;
    color: var(--text-color);
    margin-bottom: 6px;
    transition: color 0.3s ease;
}

.subtitle {
    font-size: 0.9em;
    color: var(--subtitle-color);
}

/* Menu cards */
#menu-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.menu-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.menu-rank {
    font-size: 0.8em;
    font-weight: bold;
    color: var(--subtitle-color);
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

.menu-emoji {
    font-size: 1.8em;
    flex-shrink: 0;
}

.menu-info {
    flex: 1;
}

.menu-name {
    font-size: 1.05em;
    font-weight: bold;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.menu-desc {
    font-size: 0.8em;
    color: var(--subtitle-color);
    margin-top: 2px;
}

.menu-badge {
    font-size: 0.72em;
    font-weight: bold;
    color: white;
    padding: 3px 9px;
    border-radius: 20px;
    flex-shrink: 0;
}

.badge-korean  { background-color: #e67e22; }
.badge-chinese { background-color: #e74c3c; }
.badge-japanese { background-color: #8e44ad; }
.badge-western { background-color: #2980b9; }
.badge-snack   { background-color: #27ae60; }

/* Button */
#generate-btn {
    width: 100%;
    background-color: var(--btn-bg);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1em;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

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

#generate-btn:active {
    transform: scale(0.98);
}