:root {
    --font-handwriting: 'Nanum Pen Script', cursive;
    --font-main: 'Gowun Dodum', sans-serif;
    --text-color: #333;
    --bg-color: #f4f4f4;
    --card-bg: #ffffff;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 15px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
    transition: background-color 0.8s ease;
}

.container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: 100%;
    max-width: 500px;
}

.color-card, .form-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    text-align: center;
}

.color-display {
    width: 100%;
    height: 200px;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    transition: background-color 0.5s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.color-info h1 {
    font-family: var(--font-handwriting);
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.color-info p {
    font-size: 1.2rem;
    color: #777;
    margin-bottom: 1.5rem;
}

.btn {
    font-family: var(--font-main);
    background: #333;
    color: #fff;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.form-card h2 {
    font-family: var(--font-handwriting);
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.form-card p {
    margin-bottom: 1.5rem;
    color: #555;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    font-size: 0.9rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 1rem;
}

.submit-btn {
    width: 100%;
    background: #5a9aed;
}

#form-status {
    margin-top: 1rem;
    font-weight: bold;
}

@media (max-width: 600px) {
    body { padding: 1rem; }
    .container { gap: 1.5rem; }
    .color-card, .form-card { padding: 1.5rem; }
}