:root {
    --bg-color: #121212;
    --text-color: #ffffff;
    --button-bg: #6200ee;
    --button-text: #ffffff;
    --button-hover: #3700b3;
}

.light-mode {
    --bg-color: #ffffff;
    --text-color: #121212;
    /* Button colors can remain the same or adjust if needed */
}

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

.container {
    text-align: center;
    position: relative;
    width: 90%;
    max-width: 600px;
}

.controls {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-bottom: 2rem;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

#fortuneButton {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#fortuneButton:hover {
    background-color: var(--button-hover);
}

#fortuneButton:disabled {
    background-color: #999;
    cursor: not-allowed;
    opacity: 0.7;
}

#themeToggle, #languageSelect {
    background: none;
    border: 1px solid var(--text-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    background-color: transparent;
}

#themeToggle:hover, #languageSelect:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

#languageSelect option {
    background-color: var(--bg-color);
    color: var(--text-color);
}

#fortuneDisplay {
    margin-top: 2rem;
    font-size: 1.2rem;
    min-height: 50px;
    animation: fadeIn 1s ease-in-out;
    white-space: pre-wrap;
    line-height: 1.6;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}