/* ============ BA Master Ops Center · shared styles ============ */
:root {
  --font: 'Avenir Next', 'Avenir', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  --mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
  --ink: #111111;
  --muted: #6b6b6b;
  --rule: #e5e1d8;
  --bg: #FAFAF7;
  --paper: #FFFFFF;
  --soft: #F4F1EC;
  --hilite: #FFF6EE;
  --accent: #E07B3C;
  --accent-dark: #B5601E;
  --green: #4A8B5E;
  --yellow: #C49A2D;
  --red: #B5403C;
  --blue: #2E6E9E;
  --purple: #6B4E94;
  --teal: #2A8A8A;
  --rose: #B85B7E;
  --slate: #4A5872;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); font-size: 16px; line-height: 1.55; color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }

/* ============ Shell + sticky nav ============ */
.shell { min-height: 100vh; padding-bottom: 60px; }
.app-bar {
  background: var(--ink);
  color: #fff;
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.app-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 20px;
  flex-wrap: wrap;
}
.app-logo {
  text-decoration: none;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.app-logo .dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.app-logo .name {
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.005em;
}
.app-logo .sub {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.app-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  font-size: 13px;
}
.app-nav a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: 600;
  transition: background 0.15s, color 0.15s;
}
.app-nav a:hover { color: #fff; background: rgba(255,255,255,0.08); }
.app-nav a.active { color: #fff; background: var(--accent); }

/* Progress strip under nav */
.progress-strip {
  background: rgba(255,255,255,0.06);
  padding: 8px 24px;
  font-size: 11px;
  color: rgba(255,255,255,0.65);
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.progress-strip .pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.progress-strip strong { color: #fff; font-weight: 700; }

.wrap { max-width: 1280px; margin: 0 auto; padding: 32px 24px; }
.wrap-narrow { max-width: 880px; margin: 0 auto; padding: 32px 24px; }

/* ============ Typography ============ */
h1 { font-size: 28px; line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 14px; font-weight: 800; }
h2 { font-size: 22px; line-height: 1.2; margin: 28px 0 14px; font-weight: 700; letter-spacing: -0.005em; }
h3 { font-size: 17px; margin: 22px 0 10px; font-weight: 700; }
h4 { font-size: 14px; margin: 16px 0 8px; font-weight: 700; }
p { margin: 0 0 14px; }
.eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.lede { font-size: 17px; line-height: 1.5; color: var(--muted); margin-bottom: 24px; max-width: 720px; }

/* ============ Page header block ============ */
.page-head {
  border-bottom: 2px solid var(--accent);
  padding-bottom: 18px;
  margin-bottom: 28px;
}
.page-head .crumb {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 6px;
}

/* ============ Workstream chips ============ */
.ws-chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 4px;
  background: var(--soft);
  color: var(--ink);
  text-decoration: none;
}
.ws-chip.accent { background: var(--hilite); color: var(--accent-dark); }
.ws-chip.red { background: #fbe0de; color: var(--red); }
.ws-chip.blue { background: #eef4f9; color: var(--blue); }
.ws-chip.green { background: #e2efe6; color: var(--green); }
.ws-chip.purple { background: #efe7f5; color: var(--purple); }
.ws-chip.teal { background: #d8eded; color: var(--teal); }
.ws-chip.yellow { background: #fbf2d6; color: #806100; }
.ws-chip.slate { background: #e3e7ee; color: var(--slate); }
.ws-chip.rose { background: #f3dee6; color: var(--rose); }
.ws-chip.accent-dark { background: var(--hilite); color: var(--accent-dark); }

/* ============ Status pills ============ */
.status { display: inline-block; padding: 2px 9px; font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; border-radius: 4px; }
.status.active { background: #fbe0de; color: var(--red); }
.status.prep { background: #fbf2d6; color: #806100; }
.status.planned { background: #eef4f9; color: var(--blue); }
.status.done { background: #e2efe6; color: var(--green); }
.status.paused { background: var(--soft); color: var(--muted); }
.status.tracked { background: var(--soft); color: var(--muted); font-style: italic; }

/* ============ Cards ============ */
.card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 18px 20px;
}
.card.accent { border-left: 6px solid var(--accent); }
.card.red { border-left: 6px solid var(--red); }
.card.blue { border-left: 6px solid var(--blue); }
.card.green { border-left: 6px solid var(--green); }
.card.purple { border-left: 6px solid var(--purple); }
.card.teal { border-left: 6px solid var(--teal); }
.card.yellow { border-left: 6px solid var(--yellow); }
.card.slate { border-left: 6px solid var(--slate); }
.card.rose { border-left: 6px solid var(--rose); }
.card.accent-dark { border-left: 6px solid var(--accent-dark); }

/* ============ Grids ============ */
.grid { display: grid; gap: 14px; }
.grid.cols-2 { grid-template-columns: 1fr; }
.grid.cols-3 { grid-template-columns: 1fr; }
.grid.cols-4 { grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ============ Workstream card ============ */
.ws-card { padding: 16px 18px; cursor: pointer; transition: box-shadow 0.15s; }
.ws-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.ws-card h4 { margin: 0 0 6px; font-size: 16px; font-weight: 700; }
.ws-card .ws-headline { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.ws-card .ws-stats {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--muted);
  padding-top: 10px;
  border-top: 1px dashed var(--rule);
  margin-top: 8px;
}
.ws-card .ws-stats strong { color: var(--ink); font-weight: 700; }

/* ============ Progress bars ============ */
.bar { height: 6px; background: var(--soft); border-radius: 3px; overflow: hidden; margin: 8px 0; }
.bar > div { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-dark)); transition: width 0.3s; }

/* ============ Tables ============ */
.tbl {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 13px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
}
.tbl th {
  background: var(--soft);
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 10px 14px;
  border-bottom: 1px solid var(--rule);
}
.tbl td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.tbl tr:last-child td { border-bottom: none; }
.tbl tr:nth-child(even) td { background: var(--bg); }
.tbl code {
  background: var(--soft);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--mono);
}

/* ============ Task row ============ */
.task-list { list-style: none; padding: 0; margin: 0; }
.task {
  display: flex;
  gap: 12px;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 8px;
  margin-bottom: 6px;
  align-items: flex-start;
}
.task.done { opacity: 0.55; background: var(--soft); }
.task.done .task-title { text-decoration: line-through; }
.task .check {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background: #fff;
  position: relative;
  flex-shrink: 0;
}
.task .check:checked { background: var(--accent); }
.task .check:checked::after {
  content: '';
  position: absolute;
  left: 4px; top: 0;
  width: 6px; height: 11px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.task .body { flex: 1; min-width: 0; }
.task .task-id {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  font-weight: 700;
  margin-right: 8px;
}
.task .task-title { font-weight: 600; font-size: 14px; }
.task .task-detail { font-size: 12px; color: var(--muted); margin-top: 4px; line-height: 1.45; }
.task .task-meta {
  font-size: 11px;
  color: var(--muted);
  margin-top: 6px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.task .task-meta .pill {
  display: inline-flex;
  align-items: center;
  padding: 1px 8px;
  border-radius: 3px;
  background: var(--soft);
}
.task .blocked-by {
  font-size: 11px;
  color: var(--red);
  margin-top: 4px;
  font-weight: 600;
}

/* ============ Callouts ============ */
.callout {
  border-left: 4px solid var(--accent);
  background: var(--hilite);
  padding: 14px 18px;
  margin: 16px 0;
  border-radius: 0 8px 8px 0;
}
.callout.green { border-left-color: var(--green); background: #f0f7f2; }
.callout.yellow { border-left-color: var(--yellow); background: #fbf7e8; }
.callout.red { border-left-color: var(--red); background: #fbf0ef; }
.callout.blue { border-left-color: var(--blue); background: #eef4f9; }
.callout-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.callout.green .callout-label { color: var(--green); }
.callout.yellow .callout-label { color: var(--yellow); }
.callout.red .callout-label { color: var(--red); }
.callout.blue .callout-label { color: var(--blue); }
.callout p:last-child { margin-bottom: 0; }

/* ============ Doc tiles ============ */
.doc-tile {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 16px 18px;
  border-top: 3px solid var(--accent);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: transform 0.1s, box-shadow 0.15s;
}
.doc-tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}
.doc-tile .doc-type {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.doc-tile .doc-name {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 6px;
  line-height: 1.3;
}
.doc-tile .doc-path {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
  word-break: break-all;
}
.doc-tile .doc-desc { font-size: 12px; color: var(--ink); line-height: 1.45; }
.doc-tile .doc-version {
  display: inline-block;
  margin-top: 8px;
  padding: 1px 7px;
  background: var(--soft);
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: 3px;
}

/* ============ Filter bar ============ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0;
}
.filter-btn {
  padding: 6px 12px;
  border: 1px solid var(--rule);
  background: #fff;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  font-family: var(--font);
  color: var(--ink);
}
.filter-btn:hover { background: var(--soft); }
.filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.filter-summary {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
}

/* ============ KPI tile ============ */
.kpi {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 18px 20px;
  border-top: 3px solid var(--accent);
}
.kpi .num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.kpi .lbl {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 8px;
}
.kpi .sub { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ============ Mermaid container ============ */
.mermaid-shell {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 20px;
  margin: 20px 0;
  overflow-x: auto;
}

/* ============ Footer ============ */
footer {
  margin-top: 60px;
  padding: 24px 0;
  border-top: 1px solid var(--rule);
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

@media (max-width: 720px) {
  .app-bar-inner { padding: 12px 16px; }
  .app-nav { width: 100%; justify-content: flex-start; }
  .wrap, .wrap-narrow { padding: 20px 16px; }
  h1 { font-size: 22px; }
  h2 { font-size: 18px; }
}

@media print {
  .app-bar, .filter-bar { display: none; }
  body { background: #fff; }
  .doc-tile { page-break-inside: avoid; }
}