body {
    font-family: -apple-system, sans-serif;
    background: #f5f6fa;
    margin: 0;
}

.container {
    padding: 20px;
}

.card {
    background: #fff;
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

button {
    background: #4f46e5;
    color: #fff;
    border: none;
    padding: 12px;
    border-radius: 10px;
    width: 100%;
}

input, select {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 10px;
    border: 1px solid #ddd;
}