.rfo-box {
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 18px;
    margin: 20px 0;
    background: #fafafa;
}
.rfo-section + .rfo-section {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px solid #e3e3e3;
}
.rfo-label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
}
.rfo-small-label {
    display: block;
    margin-top: 14px;
    margin-bottom: 6px;
    font-weight: 700;
    font-size: 14px;
}
.rfo-input {
    width: 100%;
    min-height: 90px;
    padding: 12px;
    border: 1px solid #bbb;
    border-radius: 6px;
    font-size: 16px;
    resize: vertical;
}
.rfo-select {
    width: 100%;
    max-width: 420px;
    padding: 8px 10px;
    border: 1px solid #bbb;
    border-radius: 6px;
    background: #fff;
}
.rfo-helper {
    margin-top: 8px;
    font-size: 13px;
    color: #666;
    display: flex;
    justify-content: space-between;
    gap: 12px;
}
.rfo-count {
    white-space: nowrap;
    font-weight: 600;
}
.rfo-note,
.rfo-fee {
    margin-top: 10px;
    font-size: 14px;
}
.rfo-preview-wrap {
    margin-top: 16px;
    background: #fff;
    border: 1px dashed #bbb;
    border-radius: 8px;
    padding: 16px;
}
.rfo-preview-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #555;
    margin-bottom: 10px;
}
.rfo-preview {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: pre-wrap;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 22px;
    line-height: 1.3;
    letter-spacing: .04em;
    color: #222;
    text-transform: uppercase;
}
.rfo-preview.rfo-empty {
    font-family: inherit;
    font-size: 14px;
    text-transform: none;
    color: #888;
    letter-spacing: normal;
}