/* MARKUP MACHINE app.css: the board (/board/) laid out as a spec sheet / ledger. Needs base.css.
   Hairline grids, part numbers, no rounded cards. */

.board { padding-top: 26px; }

/* title block (like the title block of an engineering drawing) */
.tb { display: grid; grid-template-columns: minmax(0, 1fr) auto; border: 1px solid var(--line); }
.tb-main { padding: 18px 18px 16px; border-right: 1px solid var(--line); min-width: 0; }
.tb-main .pn { display: block; margin-bottom: 10px; }
.tb-main h1 { font-size: clamp(44px, 7vw, 92px); }
.tb-main p { color: var(--dim); max-width: 64ch; margin: 12px 0 0; }
.tb-meta { display: grid; grid-template-rows: repeat(4, auto); min-width: 260px; }
.tb-meta > div { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 11px; }
.tb-meta > div:last-child { border-bottom: 0; }
.tb-meta .label { font-size: 9.5px; }
.mode { display: inline-flex; align-items: center; gap: 8px; text-transform: uppercase; letter-spacing: .12em; }

/* section header: part number + title + hairline */
.sec { margin-top: 34px; scroll-margin-top: calc(var(--nav-h) + 12px); }
.sec-h { display: flex; align-items: flex-end; gap: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--line-2); flex-wrap: wrap; }
.sec-h h2 { font-size: clamp(28px, 3.4vw, 40px); }
.sec-h .pn { padding-bottom: 6px; }
.sec-h .push { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* machine state readouts: a hairline grid of cells */
.cells { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-left: 1px solid var(--line); border-top: 1px solid var(--line); }
.cell { position: relative; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 12px 14px 14px; min-width: 0; }
.cell .label { display: flex; justify-content: space-between; gap: 8px; }
.cell .readout { display: block; font-size: clamp(34px, 3.6vw, 48px); margin-top: 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell .unit { font: 500 11px/1 var(--mono); color: var(--dim); letter-spacing: .08em; margin-left: 6px; }
.cell .sub { display: block; margin-top: 8px; font-size: 11px; color: var(--dim); }
.cell .bar { margin-top: 10px; }
.cell.wide { grid-column: span 2; }
.cell.burn .readout { color: var(--burn); }

/* next stock + actions strip */
.next { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); border: 1px solid var(--line); border-top: 0; }
.next-l { padding: 14px; border-right: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; align-items: baseline; }
.next-l .sym { grid-row: span 2; font: 800 64px/0.85 var(--display); letter-spacing: .01em; }
.next-l .px { display: flex; gap: 22px; flex-wrap: wrap; }
.next-l .px span { display: grid; gap: 2px; }
.next-l .px b { font: 600 26px/1 var(--display); letter-spacing: .02em; font-weight: 600; }
.next-r { padding: 14px; display: grid; gap: 10px; align-content: start; }
.acts { display: flex; flex-wrap: wrap; gap: 8px; }
.acts .btn { flex: 1 1 auto; }
.acts-note { font-size: 11px; color: var(--dim); margin: 0; }

/* preview mode */
.preview { border: 1px solid var(--line); border-top: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.preview > div { padding: 16px 14px; }
.preview > div + div { border-left: 1px solid var(--line); }
.preview h3 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.quote-row { display: grid; grid-template-columns: 70px 1fr 1fr; gap: 10px; align-items: baseline; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.quote-row:last-child { border-bottom: 0; }
.quote-row .s { font: 800 30px/1 var(--display); }
.quote-row .v { display: grid; gap: 2px; }
.quote-row .v b { font: 600 24px/1 var(--display); letter-spacing: .02em; }

/* filter segmented control */
.seg { display: inline-flex; border: 1px solid var(--line-2); }
.seg button { height: 30px; padding: 0 12px; font-size: 10.5px; text-transform: uppercase; letter-spacing: .12em; color: var(--dim); border-left: 1px solid var(--line-2); }
.seg button:first-child { border-left: 0; }
.seg button[aria-pressed="true"] { color: var(--ink); background: var(--text); }
.seg button .n { margin-left: 6px; opacity: .7; }

/* the ledger */
.ledger { width: 100%; border-collapse: collapse; font-size: 12px; }
.ledger th { text-align: left; font: 500 9.5px/1.25 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--dim); padding: 10px 10px; border-bottom: 1px solid var(--line-2); white-space: nowrap; vertical-align: bottom; }
.ledger td { padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; white-space: nowrap; }
.ledger .r { text-align: right; }
.ledger .id { color: var(--steel); font-size: 11px; margin-right: 8px; }
.ledger .when { display: block; }
.ledger .stk { font: 800 22px/1 var(--display); letter-spacing: .02em; }
.ledger .ask { color: var(--tick); }
.ledger .dist { min-width: 150px; }
.ledger .dist .bar { margin-top: 6px; }
.ledger .dist .t { display: flex; justify-content: space-between; gap: 10px; font-size: 11px; }
.ledger tr.settled .stk, .ledger tr.settled .ask { color: var(--dim); }
.ledger .tx a { color: var(--dim); display: inline-flex; gap: 4px; align-items: center; }
.ledger .tx a:hover { color: var(--text); }
.ledger .tx svg { width: 11px; height: 11px; }
.ledger tr.flash td { animation: mm-flash 1.6s var(--ease); }
@keyframes mm-flash { from { background: var(--tick-soft); } to { background: transparent; } }
.ledger .empty-row td { padding: 0; border-bottom: 0; white-space: normal; }
.ledger .empty-row .empty { border-top: 0; border-left: 0; border-right: 0; }

/* two columns: burns + tape */
.split2 { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 0 28px; }
.tape { list-style: none; margin: 0; padding: 0; font-size: 11.5px; }
.tape li { display: grid; grid-template-columns: 62px 1fr auto; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.tape li.new { animation: mm-flash 1.6s var(--ease); }
.tape .k { font: 500 9.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--dim); }
.tape .k.burn, .tape .k.settle { color: var(--burn); }
.tape .k.buy, .tape .k.list { color: var(--tick); }
.tape .w { color: var(--faint); font-size: 10.5px; }

.refs { margin-top: 18px; font-size: 11px; color: var(--dim); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.refs a { text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }

/* confirm dialog */
.confirm-kv { margin: 0 0 10px; }
.confirm-warn { border-left: 2px solid var(--burn); padding: 6px 10px; font-size: 11.5px; color: var(--dim); margin: 10px 0 0; }

@media (max-width: 1080px) {
  .cells { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split2 { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 860px) {
  .tb { grid-template-columns: minmax(0, 1fr); }
  .tb-main { border-right: 0; border-bottom: 1px solid var(--line); }
  .tb-meta { min-width: 0; }
  .next, .preview { grid-template-columns: minmax(0, 1fr); }
  .next-l { border-right: 0; border-bottom: 1px solid var(--line); }
  .preview > div + div { border-left: 0; border-top: 1px solid var(--line); }

  /* ledger rows become stacked spec cards */
  .ledger thead { display: none; }
  .ledger, .ledger tbody, .ledger tr, .ledger td { display: block; width: 100%; }
  .ledger tr { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-top: 0; padding: 0; }
  .ledger tr:first-child { border-top: 1px solid var(--line); }
  .ledger td { border-bottom: 1px dashed var(--line); padding: 9px 12px; white-space: normal; text-align: left !important; }
  .ledger td[data-l]:not([data-l=""])::before { content: attr(data-l); display: block; font: 500 9px/1.2 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--dim); margin-bottom: 4px; }
  .ledger td.head { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 10px; border-bottom: 1px solid var(--line); }
  .ledger td.dist, .ledger td.full { grid-column: 1 / -1; }
  .ledger td.tx { grid-column: 1 / -1; border-bottom: 0; display: flex; gap: 14px; flex-wrap: wrap; align-items: center; padding-top: 7px; padding-bottom: 8px; }
  .ledger td.tx:empty { display: none; }
  .ledger td.hide-m { display: none; }
  .ledger .when { display: inline; }
  .ledger .empty-row { display: block; border: 0; }
}
@media (max-width: 520px) {
  .cells { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .cell .readout { font-size: 32px; }
  .cell .label .pn { display: none; }
  .next-l { grid-template-columns: minmax(0, 1fr); }
  .next-l .sym { grid-row: auto; }
  .cell.wide { grid-column: 1 / -1; }
  .next-l .sym { font-size: 48px; }
  .quote-row { grid-template-columns: 56px 1fr 1fr; }
}