/* 作るか買うか。style.css・flow.css・cm.css の上に重ねる（接頭辞 bb-） */
.bb-h4 { margin: 0 0 8px; font-size: 14px; display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.bb-h4b { margin-top: 16px; }
.bb-tips { margin-top: 12px; }
.bb-tnote { margin: 0 0 8px; font-size: 12px; color: var(--muted); }
.bb-n { text-align: right !important; white-space: nowrap; font-variant-numeric: tabular-nums; }
.bb-n small { display: block; font-size: 10.5px; font-weight: 500; color: var(--muted); }

/* 4 つの選び方 */
.bb-opts { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr); gap: 12px; align-items: start; margin-bottom: 12px; }
.bb-optbtns { display: grid; gap: 6px; }
.bb-opt { appearance: none; font: inherit; font-size: 14px; font-weight: 700; text-align: left; cursor: pointer; display: flex; align-items: center; gap: 8px; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.bb-opt:hover { border-color: #94a3b8; }
.bb-opt[aria-pressed="true"] { background: #0f172a; border-color: #0f172a; color: #fff; }
.bb-optn { flex: none; width: 22px; height: 22px; border-radius: 6px; background: var(--line2); color: var(--ink2); font: 600 11.5px/22px var(--latin); text-align: center; }
.bb-opt[aria-pressed="true"] .bb-optn { background: #15803d; color: #fff; }
.bb-optinfo { padding: 14px 16px; min-width: 0; }
.bb-optinfo > p { margin: 0 0 8px; font-size: 13.5px; color: var(--ink2); }
.bb-optinfo .cm-go { margin: 8px 0 0; }
.bb-dl { margin: 0; display: grid; grid-template-columns: 8.5em minmax(0, 1fr); gap: 6px 12px; font-size: 13px; }
.bb-dl dt { font-size: 12px; font-weight: 700; color: var(--muted); padding-top: 1px; }
.bb-dl dd { margin: 0; color: var(--ink2); }

/* 5 年の総費用 */
.bb-ctl { padding: 12px 14px; display: grid; gap: 8px; margin-bottom: 10px; }
.bb-crow { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.bb-lab { font-size: 12.5px; font-weight: 700; color: var(--muted); min-width: 4.5em; }
.bb-exwhat { margin: 0; font-size: 13px; color: var(--ink2); background: var(--line2); border-radius: 8px; padding: 7px 11px; }
.bb-lnote { margin: 0; font-size: 12px; color: var(--muted); }
.bb-tco { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: 10px; align-items: start; margin-bottom: 10px; }
.bb-form { padding: 10px 14px 12px; margin: 0; min-width: 0; }
.bb-fs { border: 0; margin: 0; padding: 0; min-width: 0; }
.bb-fs legend { font-size: 12.5px; font-weight: 700; color: var(--ink); padding: 0; margin-bottom: 6px; }
.bb-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; }
.bb-fields label { display: flex; flex-direction: column; gap: 3px; font-size: 12px; font-weight: 700; color: var(--ink2); min-width: 0; }
.bb-inp { display: flex; align-items: center; gap: 6px; min-width: 0; }
.bb-inp input { font: inherit; font-size: 14.5px; font-weight: 500; color: var(--ink); background: #f8fafc; border: 1px solid #cbd5e1; border-radius: 9px; padding: 5px 8px; min-width: 0; width: 100%; box-sizing: border-box; }
.bb-inp em { flex: none; font-style: normal; font-size: 11.5px; color: var(--muted); }
.bb-fnote2 { margin: 10px 0 0; font-size: 12px; color: var(--muted); }
.bb-fnote2 b { color: var(--ink); font-variant-numeric: tabular-nums; }
.bb-res { padding: 12px 14px; min-width: 0; }
.bb-rank { display: grid; gap: 8px; }
.bb-rrow { display: grid; grid-template-columns: 22px 3.6em minmax(0, 1fr) auto; gap: 2px 8px; align-items: center; font-size: 13px; }
.bb-rrow small { grid-column: 2 / -1; font-size: 11.5px; color: var(--muted); }
.bb-rn { width: 22px; height: 22px; border-radius: 50%; background: var(--line2); font: 600 12px/22px var(--latin); text-align: center; }
.bb-rrow.bb-win .bb-rn { background: #15803d; color: #fff; }
.bb-rbar { height: 12px; background: var(--line2); border-radius: 6px; overflow: hidden; }
.bb-rbar i { display: block; height: 100%; background: #94a3b8; border-radius: 6px; }
.bb-rrow.bb-win .bb-rbar i { background: #15803d; }
.bb-rv { font: 600 13px var(--latin); white-space: nowrap; font-variant-numeric: tabular-nums; }
.bb-gap { margin: 10px 0 0; font-size: 13px; color: var(--ink2); }
.bb-be { margin-top: 10px; border-radius: 10px; padding: 9px 12px; font-size: 13px; background: #fffbeb; }
.bb-be p { margin: 0 0 4px; color: var(--ink2); }
.bb-be p:last-child { margin-bottom: 0; }
.bb-be b { color: var(--ink); }
.bb-lesson { margin: 10px 0 0; font-size: 13px; color: var(--ink2); }
.bb-tcard { padding: 12px 14px; min-width: 0; }
.bb-tbl { font-size: 12.5px; }
.bb-tbl th, .bb-tbl td { padding: 6px 9px; }
#bbCum, #bbYear { min-width: 640px; }
.bb-tbl tbody th { font-weight: 700; white-space: nowrap; }
.bb-tbl thead th.bb-n { text-align: right; }
.bb-tbl tfoot th, .bb-tbl tfoot td { border-top: 2px solid var(--line); }
.bb-tbl tr.bb-pmrow th, .bb-tbl tr.bb-pmrow td { border-top: 1px dashed var(--line); color: var(--muted); font-size: 12px; }
.bb-tbl td.bb-min { background: #f0fdf4; color: #14532d; font-weight: 700; }
.bb-tbl tr.bb-on th, .bb-tbl tr.bb-on td { box-shadow: inset 0 1px 0 #bbf7d0, inset 0 -1px 0 #bbf7d0; }
.bb-sel { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; text-align: left; cursor: pointer; color: var(--ink); background: transparent; border: 1px solid var(--line); border-radius: 8px; padding: 3px 9px; }
.bb-sel:hover { border-color: #94a3b8; background: var(--any-bg); }
.bb-sel[aria-pressed="true"] { border-color: #15803d; background: #f0fdf4; }
.bb-det { margin-top: 12px; border-top: 1px dashed var(--line); padding-top: 8px; }
.bb-det summary { cursor: pointer; font-size: 12.5px; font-weight: 700; color: var(--ink2); }
.bb-det summary:hover { color: var(--ink); }
.bb-det .cm-wrap { margin-top: 6px; }
#bbAssume { min-width: 640px; }
#bbAssume td { white-space: normal; }

/* 業務との合い方 */
.bb-kind > b { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.bb-kdot { width: 12px; height: 12px; border-radius: 4px; flex: none; }
.bb-kind.bb-k-build .bb-kdot { background: #15803d; }
.bb-kind.bb-k-buy .bb-kdot { background: #1d4ed8; }
.bb-kind.bb-k-connect .bb-kdot { background: #b45309; }
.bb-fit { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 12px; align-items: start; margin-top: 10px; }
.bb-feats { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.bb-feat { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; background: var(--paper); min-width: 0; display: flex; flex-direction: column; }
.bb-feat.bb-ok { border-color: #86efac; background: #f7fef9; }
.bb-feat.bb-mid { border-color: #fcd34d; background: #fffdf5; }
.bb-fh { display: flex; align-items: center; gap: 6px; }
.bb-fh b { font-size: 13.5px; }
.bb-fn { width: 22px; height: 22px; border-radius: 50%; background: #0f172a; color: #fff; font: 600 11.5px/22px var(--latin); text-align: center; flex: none; }
.bb-fw { margin: 4px 0 8px; font-size: 12.5px; color: var(--ink2); }
.bb-kbtns { display: flex; flex-wrap: wrap; gap: 4px; }
.bb-kbtn { appearance: none; font: inherit; font-size: 12.5px; font-weight: 700; border: 1px solid var(--line); background: var(--paper); color: var(--ink2); border-radius: 999px; padding: 4px 13px; cursor: pointer; }
.bb-kbtn:hover { border-color: #94a3b8; color: var(--ink); }
.bb-kbtn[aria-pressed="true"].bb-k-build { background: #15803d; border-color: #15803d; color: #fff; }
.bb-kbtn[aria-pressed="true"].bb-k-buy { background: #1d4ed8; border-color: #1d4ed8; color: #fff; }
.bb-kbtn[aria-pressed="true"].bb-k-connect { background: #b45309; border-color: #b45309; color: #fff; }
.bb-fans { margin-top: 8px; font-size: 12.5px; color: var(--ink2); background: var(--line2); border-radius: 8px; padding: 7px 10px; }
.bb-fans p { margin: 0 0 4px; }
.bb-fans p:last-child { margin-bottom: 0; }
.bb-fans .cm-go { margin: 4px 0 0; font-size: 12.5px; }
.bb-fans .srcl { margin: 4px 0 0; }
.bb-fah b { color: var(--ink); }
.bb-fitside { display: grid; gap: 10px; min-width: 0; position: sticky; top: 12px; }
.bb-fitout { padding: 12px 14px; min-width: 0; }
.bb-kc { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.bb-kci { border-radius: 10px; padding: 7px 10px; background: var(--any-bg); border: 1px solid var(--line); display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.bb-kci b { font: 700 20px/1.2 var(--latin); }
.bb-kci span { font-size: 12px; font-weight: 700; color: var(--ink2); }
.bb-kci.bb-k-build b { color: #15803d; }
.bb-kci.bb-k-buy b { color: #1d4ed8; }
.bb-kci.bb-k-connect b { color: #b45309; }
.bb-fsum { margin: 10px 0 0; font-size: 13px; color: var(--ink2); }
.bb-fnote { margin: 8px 0 0; font-size: 12.5px; color: var(--ink2); }
.bb-fitbtns { display: flex; flex-wrap: wrap; gap: 6px; }

/* 残す形 */
.bb-tpls { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; margin-top: 10px; align-items: start; }
.bb-tpl { padding: 12px 14px; min-width: 0; }
.bb-tplh { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.bb-tplh .bb-h4 { margin: 0; }
.bb-ftbl { min-width: 900px; font-size: 12px; }
.bb-ftbl td:nth-child(1) { min-width: 11em; }
.bb-ftbl td:nth-child(2), .bb-ftbl td:nth-child(6), .bb-ftbl td:nth-child(7) { white-space: nowrap; }
.bb-pre { margin: 0; background: #0f172a; color: #e2e8f0; border-radius: 8px; padding: 10px 12px; font: 500 12px/1.6 var(--latin); white-space: pre-wrap; overflow-wrap: anywhere; max-height: 460px; overflow-y: auto; }

.bb-opt:focus-visible, .bb-sel:focus-visible, .bb-kbtn:focus-visible, .bb-inp input:focus-visible, .bb-det summary:focus-visible { outline: 3px solid #2563eb; outline-offset: 2px; }

@media (max-width: 1100px) {
  .bb-tco, .bb-fit { grid-template-columns: minmax(0, 1fr); }
  .bb-fitside { position: static; }
  .bb-res { order: -1; }
}
@media (max-width: 900px) {
  .bb-opts { grid-template-columns: minmax(0, 1fr); }
  .bb-optbtns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .bb-optbtns { grid-template-columns: minmax(0, 1fr); }
  .bb-dl { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .bb-dl dd { margin-bottom: 6px; }
  .bb-fields { grid-template-columns: minmax(0, 1fr); }
  .bb-feats { grid-template-columns: minmax(0, 1fr); }
  .bb-rrow { grid-template-columns: 22px 3.4em minmax(0, 1fr) auto; }
  .bb-tbl th, .bb-tbl td { padding: 5px 6px; }
  .bb-tbl tbody th, .bb-tbl tfoot th { white-space: normal; min-width: 7.5em; }
  #bbYear { min-width: 540px; }
  #bbCum { min-width: 520px; }
}