/* 設計を深める。style.css と flow.css の上に重ねる */
:root { --code: #0f172a; --chg: rgba(250, 204, 21, .18); }
.fhead p a, .nlink a, .nsrc a, .srcl a, .ncard p a, .smnote a { color: #1d4ed8; text-underline-offset: 2px; }
.hint { display: inline-block; vertical-align: middle; font-size: 10.5px; font-weight: 700; line-height: 1.5; color: #475569; background: #f8fafc; border: 1px dashed #94a3b8; border-radius: 999px; padding: 0 8px; white-space: nowrap; }
.aitag { font-size: 12px; font-weight: 700; color: #6d28d9; background: #ede9fe; border-radius: 6px; padding: 2px 8px; margin-right: 8px; vertical-align: middle; }
.srcl { margin: 8px 0 0; font-size: 12px; color: var(--muted); }
.ncard { background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 13px 15px; display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.ncard h3 { margin: 0; font-size: 15px; }
.ncard p { margin: 0; font-size: 13px; color: var(--ink2); }
.ncard .nsrc { margin-top: auto; padding-top: 2px; font-size: 12px; color: var(--muted); }
.ncard .nlink { font-size: 12.5px; font-weight: 700; }
.ncard .nlink a { text-decoration: none; }

/* リファクタリング */
.rfbox { padding: 14px 16px; }
.rfnav { display: flex; gap: 6px; flex-wrap: wrap; }
.rfnav button { appearance: none; width: 36px; height: 36px; border-radius: 50%; border: 1.5px solid var(--line); background: var(--paper); font: 600 14px var(--latin); color: var(--ink2); cursor: pointer; }
.rfnav button:hover { border-color: #94a3b8; }
.rfnav button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.rfhead { display: flex; gap: 12px; align-items: flex-start; margin: 12px 0; }
.rfno { flex: none; width: 30px; height: 30px; border-radius: 50%; background: #0d9488; color: #fff; display: grid; place-items: center; font: 600 14px var(--latin); }
.rfhead b { font-size: 16px; margin-right: 8px; }
.rfref { font-family: var(--latin); font-size: 12px; color: #0b4f49; background: #e2f6f3; border-radius: 6px; padding: 1px 7px; }
.rfhead p { margin: 4px 0 0; font-size: 13.5px; color: var(--ink2); }
.rflay { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 14px; align-items: start; }
.rfcode { margin: 0; font-family: var(--latin); font-size: 12.5px; line-height: 1.65; background: var(--code); color: #e2e8f0; border-radius: 12px; padding: 10px 0; overflow-x: auto; }
.rfcode .ln { display: block; padding: 0 14px; white-space: pre; min-height: 1.65em; }
.rfcode .ln.chg { background: rgba(250, 204, 21, .22); color: #fff; }
.tbadge { display: inline-block; font-size: 13px; font-weight: 700; border-radius: 999px; padding: 4px 12px; }
.tbadge.ok { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.tbadge.none { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.tnote { margin: 6px 0 8px; font-size: 13px; color: var(--ink2); }
.tcode { margin: 0; font-family: var(--latin); font-size: 11.5px; line-height: 1.6; background: #f8fafc; color: var(--ink2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.rfafter { margin: 10px 0 0; font-size: 13px; color: var(--ink2); background: #fff7ed; border: 1px solid #fed7aa; border-radius: 10px; padding: 8px 10px; }
.rfafter b { display: block; font-size: 12px; color: #b45309; margin-bottom: 2px; }
.rfctrl { display: flex; justify-content: space-between; margin-top: 12px; }
.rfctrl button { appearance: none; font: inherit; font-size: 13.5px; font-weight: 700; border: 1px solid var(--line); background: var(--paper); color: var(--ink2); border-radius: 999px; padding: 7px 16px; cursor: pointer; }
.rfctrl button.pri { background: var(--ink); border-color: var(--ink); color: #fff; }
.rfctrl button:disabled { opacity: .4; cursor: default; }

/* におい */
.smgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.smex { font-family: var(--latin); font-size: 12px; background: var(--line2); border-radius: 6px; padding: 3px 8px; align-self: flex-start; }
.ncard p b { color: var(--ink); font-size: 12px; margin-right: 4px; }
.smnote { grid-column: 1 / -1; margin: 0; font-size: 12px; color: var(--muted); display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }

/* 負債 */
.qwrap { max-width: 860px; }
.qaxis-x { display: grid; grid-template-columns: 5.5em 1fr 1fr; font-size: 12px; font-weight: 700; color: var(--muted); margin-bottom: 4px; }
.qaxis-x span:first-child { grid-column: 2; text-align: center; }
.qaxis-x span:last-child { text-align: center; }
.qgrid { display: grid; grid-template-columns: 5.5em 1fr 1fr; gap: 8px; align-items: stretch; }
.qy { align-self: center; font-size: 12px; font-weight: 700; color: var(--muted); }
.qcell { border-radius: 12px; padding: 11px 13px; border: 1px solid var(--line); background: var(--paper); }
.qcell h3 { margin: 0 0 4px; font-size: 14px; }
.qcell p { margin: 0; font-size: 12.5px; color: var(--ink2); }
.qcell.ng { background: #fffafa; border-color: #fecaca; }
.qcell.ng h3 { color: #b91c1c; }
.qcell.ok h3 { color: #047857; }
.paygrid, .dddgrid, .spgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 10px; }
.aigrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }

/* 依存の向き */
.lybox { padding: 14px 16px; }
.lycases { display: flex; gap: 6px; flex-wrap: wrap; }
.lycases button, .lymode button { appearance: none; font: inherit; font-size: 13px; font-weight: 600; border: 1px solid var(--line); background: var(--paper); color: var(--ink2); border-radius: 999px; padding: 6px 13px; cursor: pointer; text-align: left; }
.lycases button:hover { border-color: #94a3b8; color: var(--ink); }
.lycases button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.lymode { display: inline-flex; flex-wrap: wrap; margin: 10px 0 12px; border: 1px solid var(--line); border-radius: 14px; padding: 3px; gap: 3px; background: var(--line2); }
.lymode button { border: 0; background: transparent; padding: 4px 12px; border-radius: 11px; }
.lymode button[aria-pressed="true"] { background: var(--paper); color: var(--ink); box-shadow: 0 1px 2px rgba(15, 23, 42, .08); }
.lydiagram { display: grid; grid-template-columns: 1.2fr 36px 1fr 36px 1fr; align-items: center; gap: 0; }
.lycol { display: flex; flex-direction: column; gap: 8px; border-radius: 14px; padding: 10px; }
.lycol.out { background: #f8fafc; border: 1px dashed #cbd5e1; }
.lycol.mid { background: #f0f9ff; border: 1px dashed #bae6fd; }
.lycol.core { background: #f0fdfa; border: 1px dashed #99f6e4; }
.lyring { font-size: 11.5px; font-weight: 700; color: var(--muted); }
.lybox-i { position: relative; background: var(--paper); border: 1.5px solid var(--line); border-radius: 10px; padding: 8px 10px; display: flex; flex-direction: column; gap: 1px; transition: border-color .2s, background-color .2s; }
.lybox-i b { font-size: 14px; }
.lybox-i span { font-size: 12px; color: var(--ink2); }
.lybox-i.hit { border-color: #f59e0b; background: #fffbeb; }
.lybox-i i { position: absolute; top: -9px; right: 8px; font-style: normal; font-size: 11px; font-weight: 700; color: #fff; background: #d97706; border-radius: 999px; padding: 0 8px; }
.lyarrow { text-align: center; font-size: 20px; color: #64748b; }
.lydiagram.bad .lyarrow { color: #dc2626; }
.lysum { margin: 12px 0 0; font-size: 13.5px; color: var(--ink2); }
.lysum b { font-family: var(--latin); font-size: 18px; color: var(--ink); }
.lynotes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 10px; }

/* チェックリスト */
.cklist { padding: 10px 16px; }
.mlist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 2px 18px; }
.mlist label { display: flex; gap: 9px; align-items: flex-start; font-size: 13.5px; cursor: pointer; padding: 5px 0; }
.mlist input { flex: none; width: 17px; height: 17px; margin: 2px 0 0; accent-color: #0d9488; cursor: pointer; }
.mlist input:checked + span { color: var(--muted); text-decoration: line-through; }
.ckfoot { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 8px; }
.ckcount { font-family: var(--latin); font-size: 13px; color: var(--muted); }
.ckreset { appearance: none; border: 1px solid var(--line); background: var(--paper); border-radius: 999px; padding: 5px 12px; font: inherit; font-size: 12.5px; font-weight: 700; color: var(--ink2); cursor: pointer; }

.rfnav button:focus-visible, .rfctrl button:focus-visible, .lycases button:focus-visible, .lymode button:focus-visible, .mlist input:focus-visible, .ckreset:focus-visible, .ncard a:focus-visible { outline: 3px solid #2563eb; outline-offset: 2px; }

@media (max-width: 1100px) {
  .smgrid, .aigrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rflay { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .smgrid, .aigrid, .paygrid, .dddgrid, .spgrid, .lynotes, .mlist { grid-template-columns: 1fr; }
  .rfcode { font-size: 11.5px; }
  .qaxis-x, .qgrid { grid-template-columns: 3.6em 1fr 1fr; }
  .qcell { padding: 9px 10px; }
  .lydiagram { grid-template-columns: 1fr; gap: 4px; }
  .lyarrow { transform: rotate(90deg); line-height: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .lybox-i { transition: none; }
}

/* AI 時代の 3 つの負債 */
.dbt3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.dbtcard h3 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; font-size: 16px; }
.dbtwhere { font-size: 12px; font-weight: 700; color: var(--muted); }
.dbtai { background: #faf8ff; border: 1px solid #e4dafc; border-radius: 10px; padding: 8px 10px; }
.dbtai b, .dbtk { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.dbtai p { margin: 0; }
.dbtcard ul { margin: 0; padding-left: 1.2em; font-size: 13px; color: var(--ink2); display: grid; gap: 3px; }
.dbth { margin: 18px 0 8px; font-size: 14px; color: var(--muted); }
.dbtnotes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.dbtcheck { margin-top: 12px; padding: 13px 15px; }
.dbtcheck h3 { margin: 0 0 8px; font-size: 14px; }
.dbtcheck ul { margin: 0; padding-left: 1.2em; font-size: 13px; color: var(--ink2); display: grid; gap: 4px; }
@media (max-width: 1100px) { .dbt3 { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 760px) { .dbtnotes { grid-template-columns: minmax(0, 1fr); } }