/* TX FIRE PROS — CONTRACTOR QUALIFICATION SET
   Shop-drawing sheet system: title block, spec tables, revision strip. */

:root{
  --desk:#cfccc2;          /* surface the sheet sits on */
  --paper:#f7f5ee;         /* bond paper */
  --paper-2:#efecdf;       /* shaded cell fill */
  --ink:#1c2240;           /* drafting ink (brand navy-ink) */
  --ink-soft:#4a5068;
  --red:#ce1220;           /* stamp red (AA-adjusted brand red) */
  --hatch:repeating-linear-gradient(45deg,transparent 0 7px,rgba(28,34,64,.10) 7px 8px);
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,"Courier New",monospace;
  --cond:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--desk);
  color:var(--ink);
  font-family:var(--mono);
  font-size:15px;
  line-height:1.55;
  padding:22px 12px 40px;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:var(--red)}
a:focus-visible{outline:2px solid var(--red);outline-offset:2px}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:200}
.skip-link:focus{left:0}

/* ===== Sheet frame ===== */
.sheet{
  max-width:1140px;margin:0 auto;
  background:var(--paper);
  border:3px solid var(--ink);
  box-shadow:0 10px 30px rgba(20,22,40,.28);
}
.sheet-inner{border:1px solid var(--ink);margin:4px;padding:0}

/* ===== Title block ===== */
.titleblock{
  display:grid;
  grid-template-columns:minmax(220px,1.2fr) minmax(240px,1.6fr) minmax(300px,1.4fr);
  background:var(--ink);gap:1px;border-bottom:1px solid var(--ink);
}
.tb-cell{background:var(--paper);padding:10px 14px 12px;min-width:0}
.lbl{
  display:block;font-family:var(--cond);font-weight:600;
  font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-soft);margin-bottom:2px;
}
.val{font-family:var(--mono);font-size:.92rem;text-transform:uppercase;overflow-wrap:anywhere}

.tb-brand{display:flex;align-items:center;gap:12px}
.tb-brand img{width:44px;height:auto;flex:none}
.tb-brand .name{
  font-family:var(--cond);font-weight:700;font-size:1.45rem;
  letter-spacing:.04em;line-height:1.05;text-transform:uppercase;
}
.tb-brand .trade{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;
  text-transform:uppercase;color:var(--ink-soft);margin-top:3px;
}
.tb-title .sheet-title{
  font-family:var(--cond);font-weight:600;font-size:1.6rem;
  line-height:1.05;text-transform:uppercase;letter-spacing:.02em;margin-top:1px;
}
.tb-meta{
  display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;
  background:var(--ink);gap:1px;padding:0;
}
.tb-meta .tb-cell{padding:7px 12px 8px}
.tb-meta .sheet-no .val{font-weight:600;font-size:1.15rem}

/* ===== Sheet index (nav tabs) ===== */
.sheetindex{display:flex;background:var(--ink);gap:1px;border-bottom:1px solid var(--ink)}
.sheetindex a{
  flex:1;display:block;background:var(--paper-2);color:var(--ink);
  text-decoration:none;padding:9px 12px 10px;min-width:0;
  font-family:var(--cond);font-weight:600;font-size:.95rem;
  letter-spacing:.05em;text-transform:uppercase;
  border-top:4px solid transparent;
}
.sheetindex a .snum{font-family:var(--mono);font-size:.72rem;display:block;color:var(--ink-soft)}
.sheetindex a:hover,.sheetindex a:focus{background:var(--paper)}
.sheetindex a[aria-current="page"]{background:var(--paper);border-top-color:var(--red)}
.sheetindex a[aria-current="page"] .snum{color:var(--red)}

/* ===== Body / spec sections ===== */
main{padding:26px 26px 30px}
.part{
  background:var(--ink);color:var(--paper);
  font-family:var(--cond);font-weight:600;font-size:1.06rem;
  letter-spacing:.10em;text-transform:uppercase;
  padding:6px 12px;margin:34px 0 0;
}
.part:first-child{margin-top:0}
.art{
  font-family:var(--cond);font-weight:600;font-size:1.02rem;
  letter-spacing:.06em;text-transform:uppercase;
  border-bottom:2px solid var(--ink);
  padding:16px 0 4px;margin-bottom:12px;
  display:flex;align-items:baseline;gap:10px;
}
.art .num{font-family:var(--mono);font-size:.85rem;color:var(--red);font-weight:600}

/* numbered general notes */
ol.notes{list-style:none;counter-reset:note;max-width:75ch}
ol.notes li{
  counter-increment:note;position:relative;
  padding:3px 0 3px 34px;font-size:.83rem;letter-spacing:.01em;
  text-transform:uppercase;
}
ol.notes li::before{
  content:counter(note) ".";position:absolute;left:4px;
  color:var(--red);font-weight:600;
}

/* ===== Tables ===== */
.tblwrap{overflow-x:auto;border:1px solid var(--ink)}
table.spec{width:100%;border-collapse:collapse;font-size:.84rem}
table.spec th{
  background:var(--ink);color:var(--paper);text-align:left;
  font-family:var(--cond);font-weight:600;font-size:.82rem;
  letter-spacing:.10em;text-transform:uppercase;
  padding:7px 12px;border:1px solid var(--ink);white-space:nowrap;
}
table.spec td{
  border:1px solid var(--ink);padding:8px 12px;vertical-align:top;
  text-transform:uppercase;
}
table.spec .rowlbl{
  background:var(--paper-2);color:var(--ink);font-family:var(--cond);font-weight:600;
  letter-spacing:.06em;font-size:.85rem;white-space:nowrap;
  text-align:left;padding:8px 12px;border:1px solid var(--ink);text-transform:uppercase;
}
table.spec a{overflow-wrap:anywhere}


/* ===== Stamp ===== */
.stamp{
  display:inline-block;transform:rotate(-3deg);
  border:2.5px solid var(--red);color:var(--red);
  font-family:var(--cond);font-weight:700;font-size:1.02rem;
  letter-spacing:.14em;text-transform:uppercase;
  padding:7px 16px;margin:26px 0 2px;
  box-shadow:inset 0 0 0 1.5px var(--paper),inset 0 0 0 2.5px var(--red);
}

/* ===== CTA strip ===== */
.cta-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px}
.cta{
  display:block;border:2px solid var(--ink);background:var(--paper);
  color:var(--ink);text-decoration:none;padding:13px 16px;
  font-family:var(--cond);font-weight:700;font-size:1.05rem;
  letter-spacing:.08em;text-transform:uppercase;text-align:center;
}
.cta small{display:block;font-family:var(--mono);font-weight:400;font-size:.7rem;letter-spacing:.04em;color:var(--ink-soft);margin-top:2px}
.cta:hover,.cta:focus{background:var(--ink);color:var(--paper)}
.cta:hover small,.cta:focus small{color:var(--paper-2)}
.cta.primary{border-color:var(--red);color:var(--red)}
.cta.primary:hover,.cta.primary:focus{background:var(--red);color:#fff}
.cta.primary:hover small,.cta.primary:focus small{color:#ffd9dc}

/* ===== Key plan (service area schematic) ===== */
.keyplan-wrap{display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap;margin-top:8px}
.keyplan{
  display:grid;grid-template-columns:repeat(3,108px);
  grid-auto-rows:76px;background:var(--ink);gap:1px;
  border:1px solid var(--ink);flex:none;width:max-content;
}
.kp-cell{
  background:var(--paper);display:flex;align-items:center;justify-content:center;
  text-align:center;font-family:var(--cond);font-weight:600;
  font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;padding:4px;
}
.kp-cell.in{background:#e9ecf9;font-weight:700}
.kp-cell.out{color:#6b7188}
.kp-cell.hq{background:var(--ink);color:var(--paper);flex-direction:column;gap:2px}
.kp-cell.hq .star{color:#ff8f96;font-size:1.05rem;line-height:1}
.kp-cell.water{background-image:var(--hatch);color:var(--ink-soft);font-size:.66rem}
.kp-cap{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.05em;
  text-transform:uppercase;color:var(--ink-soft);margin-top:8px;
  display:flex;align-items:center;gap:10px;
}
.north{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border:1.5px solid var(--ink);border-radius:50%;
  color:var(--ink);font-weight:600;flex:none;
}

/* ===== Photo plates ===== */
.plates{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:16px;margin-top:4px}
figure.plate{border:1px solid var(--ink);background:var(--paper)}
.plate-img{
  aspect-ratio:4/3;background-image:var(--hatch);background-color:var(--paper-2);
  display:grid;place-items:center;border-bottom:1px solid var(--ink);
}
.plate-img img{width:100%;height:100%;object-fit:cover}
figcaption{
  font-family:var(--cond);font-weight:600;font-size:.8rem;
  letter-spacing:.07em;text-transform:uppercase;
  padding:7px 10px;display:flex;gap:8px;
}
figcaption .pnum{font-family:var(--mono);color:var(--red);flex:none}

/* verification callout */
.verify{
  border:1px solid var(--ink);border-left:6px solid var(--red);
  background:var(--paper-2);padding:12px 16px;margin-top:14px;
  font-size:.8rem;text-transform:uppercase;max-width:80ch;
}

/* ===== Revision strip footer ===== */
.revstrip{border-top:1px solid var(--ink)}
.revstrip table{width:100%;border-collapse:collapse;font-size:.76rem}
.revstrip th{
  background:var(--paper-2);color:var(--ink);text-align:left;
  font-family:var(--cond);font-weight:600;font-size:.72rem;
  letter-spacing:.12em;text-transform:uppercase;
  padding:4px 12px;border:1px solid var(--ink);border-left:none;border-right:none;
}
.revstrip th:first-child,.revstrip td:first-child{padding-left:16px}
.revstrip td{padding:5px 12px;border-top:1px solid var(--ink);text-transform:uppercase}
.footbar{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  border-top:1px solid var(--ink);background:var(--ink);color:#c8ccdf;
  font-size:.7rem;letter-spacing:.05em;text-transform:uppercase;
  padding:9px 16px;
}
.footbar a{color:#fff;text-decoration:none}
.footbar a:hover{color:#ff8f96;text-decoration:underline}

/* ===== Responsive ===== */
@media (max-width:900px){
  .titleblock{grid-template-columns:1fr 1fr}
  .tb-meta{grid-column:1 / -1;grid-template-columns:repeat(4,1fr);grid-template-rows:1fr}
}
@media (max-width:640px){
  body{padding:10px 6px 28px;font-size:14px}
  main{padding:18px 14px 22px}
  .titleblock{grid-template-columns:1fr}
  .tb-meta{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr}
  .sheetindex{flex-direction:column}
  .sheetindex a{border-top:none;border-left:4px solid transparent}
  .sheetindex a[aria-current="page"]{border-left-color:var(--red)}
  .cta-row{grid-template-columns:1fr}
  .keyplan{grid-template-columns:repeat(3,1fr);width:100%}
}

/* ===== Print — estimators save these as PDFs ===== */
@media print{
  body{background:#fff;padding:0}
  .sheet{box-shadow:none;max-width:none}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .sheetindex a{border-top-width:2px}
  .cta,.stamp{break-inside:avoid}
  table.spec tr,figure.plate{break-inside:avoid}
}