:root {
    --background-color: #f4f7f6;
    --card-background: #ffffff;
    --text-color: #333;
    --primary-color: #4a90e2;
    --secondary-color: #50e3c2;
    --light-gray-color: #f0f0f0;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --font-family: 'Noto Sans KR', sans-serif;
}

body {
    margin: 0;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
    font-family: var(--font-family);
    color: var(--text-color);
    box-sizing: border-box;
}

shoe-recommender {
    width: 100%;
    max-width: 800px;
    background: var(--card-background);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 40px var(--shadow-color);
    box-sizing: border-box;
}

@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    shoe-recommender {
        padding: 1.5rem;
    }
}