.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.title {
    font-size: 3em;
}

.subtitle {
    margin-top: 10px;
}

.form {
    max-width: 600px;
    margin: 30px auto;
}

.header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
}

.logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    /* 少し丸くする */
}

.checkbox input {
    margin-left: 8px;
}