* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Noto Sans JP", sans-serif;
    background: #f4f7f2;
    color: #1f2d24;
}

.container {
    max-width: 760px;
    margin: 0 auto;
    padding: 24px 16px 40px;
}

.card {
    background: #ffffff;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

h1 {
    margin: 0 0 12px;
    font-size: 1.6rem;
    color: #1f5f3a;
    text-align: center;
}

.lead {
    text-align: center;
    line-height: 1.8;
    margin-bottom: 24px;
}

label {
    display: block;
    margin-top: 16px;
    margin-bottom: 6px;
    font-weight: 700;
}

input,
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cfd8d0;
    border-radius: 10px;
    font-size: 1rem;
}

button {
    width: 100%;
    margin-top: 28px;
    padding: 14px;
    border: none;
    border-radius: 999px;
    background: #1f7a45;
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
}

.note {
    margin-top: 18px;
    font-size: 0.9rem;
    color: #5c6b60;
    line-height: 1.7;
}

h2 {
    margin-top: 28px;
    padding-left: 10px;
    border-left: 5px solid #1f7a45;
    font-size: 1.15rem;
    color: #1f5f3a;
}

.required {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 8px;
    border-radius: 999px;
    background: #d93025;
    color: #fff;
    font-size: 0.75rem;
}

.form-confirm {
    margin-top: 24px;
    padding: 12px;
    border-radius: 10px;
    background: #eef6ef;
    color: #2c5a3a;
    line-height: 1.6;
}