/* RFP とベンダー選び。style.css・flow.css・br.css の上に重ねる（接頭辞 rf-） */
.rf-h4 { margin: 0 0 6px; font-size: 14px; display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 8px; }
.rf-box { padding: 12px 14px; min-width: 0; }
.rf-tbl { font-size: 12.5px; }
.rf-tbl th, .rf-tbl td { padding: 6px 8px; }
.rf-tnote { margin: 8px 0 0; font-size: 12px; color: var(--muted); }
.rf-nl { display: block; margin: 6px 0 0; }
.rf-tips { margin-top: 12px; }
.rf-case tbody th { white-space: nowrap; width: 6em; font-weight: 700; }
.rf-etbl { min-width: 620px; }
.rf-etbl td:nth-child(3) { white-space: nowrap; font-family: var(--latin); font-weight: 600; }
.rf-qtbl { min-width: 860px; }
.rf-qtbl td:nth-child(1), .rf-qtbl td:nth-child(2), .rf-qtbl td:nth-child(5) { white-space: nowrap; font-family: var(--latin); }

/* 練習: 下書きと項目 */
.rf-prac { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: 12px; align-items: start; }
.rf-doc { padding: 14px 16px; background: #fffdf7; border-color: #ead9b0; position: sticky; top: 10px; }
.rf-meta { margin: 0 0 10px; font-size: 12px; color: var(--muted); }
.rf-paras { margin: 0; padding-left: 1.5em; display: grid; gap: 8px; font-size: 13px; color: var(--ink2); }
.rf-paras li::marker { font-family: var(--latin); font-weight: 600; color: var(--muted); }
.rf-paras b { display: block; font-size: 12.5px; color: var(--ink); }
.rf-side { display: grid; gap: 10px; min-width: 0; }
.rf-out { padding: 12px 14px; }
.rf-big { margin: 0; font-size: 14px; }
.rf-big b { font: 700 18px var(--latin); }
.rf-sm { margin: 6px 0 0; font-size: 12.5px; color: var(--muted); }
.rf-sum { margin: 8px 0 0; padding: 0; list-style: none; display: grid; gap: 4px; font-size: 12.5px; color: var(--ink2); }
.rf-sum b { margin-right: 8px; color: var(--ink); }
.rf-btns { display: flex; flex-wrap: wrap; gap: 6px; }
.rf-items { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.rf-item { background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; display: grid; gap: 8px; min-width: 0; }
.rf-item.rf-iok { border-color: #86efac; }
.rf-item.rf-ing { border-color: #fca5a5; }
.rf-ihead { display: grid; gap: 2px; }
.rf-ihead b { font-size: 13.5px; display: flex; align-items: baseline; gap: 7px; }
.rf-no { flex: none; min-width: 22px; height: 22px; border-radius: 50%; background: var(--line2); font: 600 12px/22px var(--latin); text-align: center; color: var(--ink2); }
.rf-look { font-size: 12px; color: var(--muted); padding-left: 29px; }
.rf-fb { border-radius: 10px; padding: 8px 11px; font-size: 12.5px; color: var(--ink2); }
.rf-fb p { margin: 3px 0 0; }
.rf-fb .rf-res { margin: 0 0 2px; font-weight: 700; }
.rf-fb.rf-good { background: #f0fdf4; }
.rf-fb.rf-good .rf-res { color: #166534; }
.rf-fb.rf-bad { background: #fef2f2; }
.rf-fb.rf-bad .rf-res { color: #991b1b; }
.rf-fb .srcl { margin-top: 6px; }

/* 残す形 */
.rf-tpls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
.rf-tpl { padding: 12px 14px; min-width: 0; display: flex; flex-direction: column; }
.rf-tplh { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.rf-tplh .rf-h4 { margin: 0; }
.rf-pre { margin: 0; max-height: 420px; overflow: auto; white-space: pre-wrap; word-break: break-word; font: 500 12px/1.65 var(--latin); background: var(--any-bg); border: 1px solid var(--line2); border-radius: 8px; padding: 10px 12px; }
.rf-ftbl { min-width: 760px; }
.rf-ftbl td:nth-child(2), .rf-ftbl td:nth-child(3), .rf-ftbl td:nth-child(6) { white-space: nowrap; }
.rf-mk:focus-visible, .rf-copy:focus-visible { outline: 3px solid #2563eb; outline-offset: 2px; }

@media (max-width: 1100px) {
  .rf-prac { grid-template-columns: minmax(0, 1fr); }
  .rf-doc { position: static; }
  .rf-tpls { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .rf-look { padding-left: 0; }
  .rf-case tbody th { white-space: normal; width: 4.5em; }
}