:root {
  /* Content surfaces (light) */
  --bg: #F6F6F3;
  --surface: #FFFFFF;
  --surface-muted: #F3F3F0;
  --surface-sunk: #FAFAF8;

  /* Sidebar (dark) */
  --side-bg: #14181F;
  --side-elev: #1A2029;
  --side-border: #232A33;
  --side-text: #E6E8EB;
  --side-muted: #8891A0;
  --side-subtle: #5A6372;

  /* Borders */
  --border: #E5E5E0;
  --border-strong: #D4D4CE;

  /* Text */
  --text: #171717;
  --text-muted: #4A4A4A;
  --text-subtle: #8A8A8A;

  /* Accent */
  --accent: #0F4C5C;
  --accent-hover: #0A3B48;
  --accent-soft: #EEF6F8;
  --accent-ink: #FFFFFF;

  /* Status */
  --ok: #047857;
  --ok-soft: #ECFDF5;
  --warn: #B45309;
  --warn-soft: #FFFBEB;
  --err: #B91C1C;
  --err-soft: #FEF2F2;
  --info: #1E40AF;
  --info-soft: #EFF6FF;

  /* Effects */
  --radius: 10px;
  --radius-sm: 6px;
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05), 0 1px 2px rgba(15, 23, 42, 0.03);

  /* Typography */
  --font-sans: "Instrument Sans", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, monospace;

  --sidebar-w: 248px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ─── Shell ────────────────────────────────────────────── */
.shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

/* ─── Sidebar ──────────────────────────────────────────── */
.sidebar {
  background: var(--side-bg);
  color: var(--side-text);
  border-right: 1px solid var(--side-border);
  padding: 22px 0 18px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.side-brand {
  padding: 4px 22px 24px;
  border-bottom: 1px solid var(--side-border);
  margin-bottom: 14px;
}
.side-logo {
  display: block;
  margin-bottom: 8px;
}
.side-mark {
  display: block;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--side-text);
  line-height: 1.1;
}
.side-sub {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--side-muted);
  letter-spacing: 0.01em;
}

.side-group {
  padding: 14px 22px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--side-subtle);
  font-weight: 500;
}

.side-nav {
  display: flex;
  flex-direction: column;
  padding: 0 12px;
  flex: 1;
}
.side-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 2px;
  background: transparent;
  color: var(--side-muted);
  border: none;
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: background 120ms, color 120ms;
}
.side-item:hover {
  background: var(--side-elev);
  color: var(--side-text);
}
body[data-section="overview"] .side-item[data-nav="overview"],
body[data-section="compatibility"] .side-item[data-nav="compatibility"],
body[data-section="whoop"] .side-item[data-nav="whoop"],
body[data-section="gateway"] .side-item[data-nav="gateway"],
body[data-section="hospital"] .side-item[data-nav="hospital"],
body[data-section="telemetry"] .side-item[data-nav="telemetry"] {
  background: var(--side-elev);
  color: var(--side-text);
  box-shadow: inset 2px 0 0 var(--accent);
}
.side-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: currentColor;
  width: 18px;
}
.side-icon svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}
.side-item svg rect,
.side-item svg circle {
  fill: currentColor;
  stroke: none;
}
.side-item svg path,
.side-item svg line {
  fill: none;
  stroke: currentColor;
}
.side-icon-a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  background: var(--side-elev);
  color: var(--side-text);
}

.side-footer {
  margin-top: auto;
  padding: 14px 12px 0;
  border-top: 1px solid var(--side-border);
}
.side-service {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--side-muted);
}
.side-applink {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--side-text);
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.15s ease;
}
.side-applink:hover {
  background: var(--side-elev);
}
.side-applink-mark {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--side-elev);
  border: 1px solid var(--side-border);
  color: var(--side-text);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
}
.side-applink-name {
  flex: 1;
  font-weight: 500;
}
.side-applink-ext {
  color: var(--side-subtle);
  font-size: 12px;
}
.side-service-name {
  color: var(--side-text);
  font-weight: 500;
  flex: 1;
}
.side-service-port {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--side-subtle);
}
.side-ai {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px 2px;
  font-size: 12px;
  color: var(--side-muted);
  border-top: 1px dashed var(--side-border);
  margin-top: 10px;
}
.side-ai-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--side-subtle);
}
.side-ai-dot[data-ai-ok="true"] {
  background: #5EDCA3;
  box-shadow: 0 0 0 2px rgba(94, 220, 163, 0.18);
}
.side-ai-lbl {
  color: var(--side-text);
  font-weight: 500;
  flex: 1;
}
.side-ai-val {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--side-subtle);
}

/* Shared dot */
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--side-subtle);
  display: inline-block;
  flex-shrink: 0;
}
.dot[data-ok="true"] {
  background: #5EDCA3;
  box-shadow: 0 0 0 2px rgba(94, 220, 163, 0.18);
}
.dot[data-ok="false"] {
  background: #E26355;
  box-shadow: 0 0 0 2px rgba(226, 99, 85, 0.2);
}

/* ─── Main area ─────────────────────────────────────────── */
.main {
  min-width: 0;
  padding: 32px 48px 60px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.topbar-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1;
  margin-bottom: 8px;
}
.topbar-sub {
  font-size: 15px;
  color: var(--text-muted);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 24px;
}
.session {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
  font-size: 12px;
}
.session-lbl {
  color: var(--text-subtle);
  font-weight: 500;
}
.session-val {
  color: var(--text);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  border: 1px solid var(--accent);
  padding: 9px 18px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 160ms, box-shadow 160ms, transform 160ms;
}
.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: var(--shadow-sm);
}
.btn-primary:active:not(:disabled) {
  transform: translateY(1px);
}
.btn-primary:disabled {
  background: var(--border-strong);
  border-color: var(--border-strong);
  color: var(--text-subtle);
  cursor: not-allowed;
}
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 7px 14px;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 160ms;
}
.btn-ghost:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ─── View routing ──────────────────────────────────────── */
.view {
  display: none;
}
body[data-section="overview"] .view[data-view="overview"],
body[data-section="compatibility"] .view[data-view="compatibility"],
body[data-section="whoop"] .view[data-view="whoop"],
body[data-section="gateway"] .view[data-view="gateway"],
body[data-section="hospital"] .view[data-view="hospital"],
body[data-section="transactions"] .view[data-view="transactions"],
body[data-section="telemetry"] .view[data-view="telemetry"] {
  display: block;
}

/* ─── Panels ───────────────────────────────────────────── */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 30px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-xs);
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 18px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border);
  gap: 20px;
}
.panel-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--text);
}
.panel-aux {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-subtle);
  display: flex;
  gap: 10px;
  align-items: center;
}
.panel-aux em,
.legend em {
  font-style: normal;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
}
.lg-ok { color: var(--ok); background: var(--ok-soft); }
.lg-warn { color: var(--warn); background: var(--warn-soft); }
.lg-err { color: var(--err); background: var(--err-soft); }
.lg-info { color: var(--info); background: var(--info-soft); }
.panel-link {
  color: var(--accent);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
}
.panel-link:hover { color: var(--accent-hover); text-decoration: underline; }
.panel-note {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}
.panel-note em { font-style: italic; }
.panel-note strong { font-style: normal; font-family: var(--font-sans); color: var(--text); font-weight: 600; }

.pill {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--surface-muted);
}
.pill[data-state="running"] { color: var(--accent); background: var(--accent-soft); }
.pill[data-state="ok"] { color: var(--ok); background: var(--ok-soft); }
.pill[data-state="err"] { color: var(--err); background: var(--err-soft); }

/* Inline select in panel-aux */
.select-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--text-muted);
}
.select-inline select {
  padding: 5px 10px;
  font: inherit;
  font-size: 13px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.select-inline select:focus {
  outline: none;
  border-color: var(--accent);
}

/* ─── API intro cards ──────────────────────────────────── */
.api-intro {
  padding: 32px 36px;
}
.api-head {
  display: flex;
  align-items: flex-start;
  gap: 22px;
}
.api-letter {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.api-head > div {
  flex: 1;
  min-width: 0;
}
.api-name {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.1;
  margin-bottom: 8px;
}
.api-blurb {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 68ch;
}
.api-port {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  padding: 4px 10px;
  background: var(--surface-muted);
  border-radius: 999px;
  flex-shrink: 0;
}

/* ─── KPI grid ─────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 22px;
}
.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-xs);
}
.kpi-lbl {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 14px;
}
.kpi-val {
  font-family: var(--font-serif);
  font-size: 38px;
  color: var(--text);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.kpi-val-warn { color: var(--warn); }
.kpi-sub {
  font-size: 12px;
  color: var(--text-subtle);
}

/* ─── Pipeline SVG ─────────────────────────────────────── */
#pipeline-svg {
  width: 100%;
  height: auto;
  max-height: 240px;
  display: block;
}
.rail-main {
  stroke: var(--border-strong);
  stroke-width: 1.5;
}
.segment {
  stroke: transparent;
  stroke-width: 2.5;
  transition: stroke 400ms ease;
}
#pipeline-svg[data-stage="whoop"] .seg-1,
#pipeline-svg[data-stage="translate"] .seg-1,
#pipeline-svg[data-stage="hospital"] .seg-1,
#pipeline-svg[data-stage="complete"] .seg-1 { stroke: var(--accent); }
#pipeline-svg[data-stage="translate"] .seg-2,
#pipeline-svg[data-stage="hospital"] .seg-2,
#pipeline-svg[data-stage="complete"] .seg-2 { stroke: var(--accent); }
#pipeline-svg[data-stage="complete"] .seg-1,
#pipeline-svg[data-stage="complete"] .seg-2 { stroke: var(--ok); }
#pipeline-svg[data-stage="error-whoop"] .seg-1 { stroke: var(--err); }
#pipeline-svg[data-stage="error-translate"] .seg-1 { stroke: var(--err); }
#pipeline-svg[data-stage="error-hospital"] .seg-1 { stroke: var(--ok); }
#pipeline-svg[data-stage="error-hospital"] .seg-2 { stroke: var(--err); }

.node .node-box {
  fill: var(--surface);
  stroke: var(--border-strong);
  stroke-width: 1.5;
  transition: stroke 300ms ease, fill 300ms ease;
}
.node .node-letter {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  fill: var(--text-muted);
}
.node .node-caption {
  font-family: var(--font-serif);
  font-size: 16px;
  fill: var(--text);
}
.node .node-sub {
  font-family: var(--font-sans);
  font-size: 11px;
  fill: var(--text-subtle);
}

#pipeline-svg[data-stage="whoop"] .node-whoop .node-box,
#pipeline-svg[data-stage="translate"] .node-whoop .node-box,
#pipeline-svg[data-stage="hospital"] .node-whoop .node-box,
#pipeline-svg[data-stage="complete"] .node-whoop .node-box { stroke: var(--accent); fill: var(--accent-soft); }
#pipeline-svg[data-stage="translate"] .node-gateway .node-box,
#pipeline-svg[data-stage="hospital"] .node-gateway .node-box,
#pipeline-svg[data-stage="complete"] .node-gateway .node-box { stroke: var(--accent); fill: var(--accent-soft); }
#pipeline-svg[data-stage="hospital"] .node-hospital .node-box,
#pipeline-svg[data-stage="complete"] .node-hospital .node-box { stroke: var(--accent); fill: var(--accent-soft); }
#pipeline-svg[data-stage="complete"] .node-box { stroke: var(--ok); fill: var(--ok-soft); }
#pipeline-svg[data-stage^="error-whoop"] .node-whoop .node-box { stroke: var(--err); fill: var(--err-soft); }
#pipeline-svg[data-stage^="error-translate"] .node-whoop .node-box { stroke: var(--ok); fill: var(--ok-soft); }
#pipeline-svg[data-stage^="error-translate"] .node-gateway .node-box { stroke: var(--err); fill: var(--err-soft); }
#pipeline-svg[data-stage^="error-hospital"] .node-whoop .node-box,
#pipeline-svg[data-stage^="error-hospital"] .node-gateway .node-box { stroke: var(--ok); fill: var(--ok-soft); }
#pipeline-svg[data-stage^="error-hospital"] .node-hospital .node-box { stroke: var(--err); fill: var(--err-soft); }

.packet-group {
  transition: transform 500ms cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
}
.packet-group circle { fill: var(--accent); }
#pipeline-svg[data-stage="whoop"] .packet-group,
#pipeline-svg[data-stage="translate"] .packet-group,
#pipeline-svg[data-stage="hospital"] .packet-group { opacity: 1; }
#pipeline-svg[data-stage^="error"] .packet-group circle { fill: var(--err); }
#pipeline-svg[data-stage^="error"] .packet-group { opacity: 1; }
#pipeline-svg[data-stage="complete"] .packet-group { opacity: 0; transition: opacity 400ms ease 200ms; }
.packet-2 { transition-delay: 100ms; }
.packet-3 { transition-delay: 200ms; }

/* ─── Activity feed ────────────────────────────────────── */
.activity {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-height: 280px;
  overflow: auto;
}
.activity-empty {
  padding: 24px;
  text-align: center;
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
}
.activity-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 16px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--border);
  align-items: center;
  font-size: 13.5px;
}
.activity-row:last-child { border-bottom: none; }
.activity-ts {
  color: var(--text-subtle);
  font-family: var(--font-mono);
  font-size: 12px;
}
.activity-msg {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ─── Trace stages ─────────────────────────────────────── */
.trace-stages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.trace-stage {
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  min-height: 260px;
  display: flex;
  flex-direction: column;
}
.trace-lbl {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.trace-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-subtle);
}
.trace-title {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--text);
  flex: 1;
}
.trace-badge {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-subtle);
  padding: 3px 10px;
  background: var(--surface-muted);
  border-radius: 999px;
}
.trace-badge[data-level="ok"] { color: var(--ok); background: var(--ok-soft); }
.trace-badge[data-level="warn"] { color: var(--warn); background: var(--warn-soft); }
.trace-badge[data-level="err"] { color: var(--err); background: var(--err-soft); }
.trace-body {
  flex: 1;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 280px;
  padding-right: 4px;
}
.trace-body::-webkit-scrollbar { width: 6px; }
.trace-body::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }
.trace-body .k { color: var(--accent); }
.trace-body .s { color: var(--ok); }
.trace-body .n { color: var(--warn); }
.trace-body .b { color: var(--info); }
.trace-body .dim {
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
}

/* ─── Tables (shared) ──────────────────────────────────── */
.patients-table,
.endpoints-table,
.mapping-table,
.records-table {
  width: 100%;
  border-collapse: collapse;
}
.patients-table thead th,
.endpoints-table thead th,
.mapping-table thead th,
.records-table thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  font-weight: 500;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.patients-table tbody td,
.endpoints-table tbody td,
.mapping-table tbody td,
.records-table tbody td {
  padding: 16px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text);
  vertical-align: top;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface-sunk); }

.align-right { text-align: right; }
.t-empty {
  text-align: center;
  padding: 50px !important;
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
}
.t-id {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}
.t-name {
  color: var(--text);
  font-weight: 500;
}
.t-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
}
.t-tag[data-tag="heart-risk"] { color: var(--warn); background: var(--warn-soft); }
.t-tag[data-tag="stable"] { color: var(--ok); background: var(--ok-soft); }
.t-tag[data-tag="recovering"] { color: var(--info); background: var(--info-soft); }
.t-consent {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  max-width: 320px;
}
.t-consent span {
  padding: 3px 8px;
  background: var(--surface-muted);
  border-radius: 999px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11.5px;
}
.t-last {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-muted);
}
.t-last-none {
  color: var(--text-subtle);
  font-style: italic;
}
.r-run {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  padding: 6px 14px;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 160ms;
}
.r-run:hover:not(:disabled) {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}
.r-run:disabled {
  color: var(--text-subtle);
  cursor: not-allowed;
  background: var(--surface-muted);
}

/* Endpoints/mapping code */
code, .endpoints-table code, .mapping-table code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  background: var(--surface-muted);
  padding: 2px 8px;
  border-radius: 4px;
}
code.verb {
  color: var(--info);
  background: var(--info-soft);
  font-weight: 500;
  font-size: 11.5px;
}
code.verb-post {
  color: var(--ok);
  background: var(--ok-soft);
}

/* Raw snapshot pre */
.raw-body {
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-muted);
  overflow: auto;
  max-height: 420px;
  white-space: pre-wrap;
  word-break: break-word;
}
.raw-body .k { color: var(--accent); }
.raw-body .s { color: var(--ok); }
.raw-body .n { color: var(--warn); }
.raw-body .b { color: var(--info); }
.raw-body .dim {
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
}

/* ─── Compatibility matrix ─────────────────────────────── */
.compat-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.compat-pill {
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.compat-pill-val {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}
.compat-pill[data-tone="ok"] .compat-pill-val { color: var(--ok); }
.compat-pill[data-tone="warn"] .compat-pill-val { color: var(--warn); }
.compat-pill[data-tone="err"] .compat-pill-val { color: var(--err); }
.compat-pill-lbl {
  font-size: 12px;
  color: var(--text-muted);
}

.compat-group-title {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--text);
  margin: 22px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--border);
}

.compat-table {
  width: 100%;
  border-collapse: collapse;
}
.compat-table th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  font-weight: 500;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.compat-table td {
  padding: 16px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text);
  vertical-align: top;
}
.compat-table tbody tr:last-child td { border-bottom: none; }

.compat-field {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}
.compat-source {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-subtle);
  margin-top: 2px;
}
.compat-value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.compat-value-dim {
  color: var(--text-subtle);
  font-style: italic;
  font-family: var(--font-serif);
}

.compat-flow {
  display: flex;
  align-items: center;
  gap: 4px;
}
.compat-stage {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  background: var(--surface-muted);
  color: var(--text-subtle);
  border: 1px solid var(--border);
}
.compat-stage[data-ok="true"] {
  background: var(--ok-soft);
  color: var(--ok);
  border-color: transparent;
}
.compat-stage[data-ok="false"] {
  background: var(--err-soft);
  color: var(--err);
  border-color: transparent;
}
.compat-connector {
  width: 10px;
  height: 1px;
  background: var(--border-strong);
}

.compat-status {
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  display: inline-block;
  white-space: nowrap;
}
.compat-status[data-status="ok"] { color: var(--ok); background: var(--ok-soft); }
.compat-status[data-status="blocked-by-consent"] { color: var(--warn); background: var(--warn-soft); }
.compat-status[data-status="missing"] { color: var(--text-subtle); background: var(--surface-muted); }
.compat-status[data-status="no-mapping"] { color: var(--err); background: var(--err-soft); }

.compat-reason {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13.5px;
  color: var(--text-muted);
  max-width: 48ch;
  line-height: 1.5;
}

/* ─── Transactions ─────────────────────────────────────── */
.tx-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.tx-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.tx-group {
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.tx-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 22px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.tx-patient {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-width: 0;
}
.tx-patient-id {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}
.tx-patient-name {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--text);
  letter-spacing: -0.015em;
}
.tx-hospital {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-muted);
  padding: 4px 10px;
  background: var(--surface-muted);
  border-radius: 999px;
}
.tx-hospital::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.tx-counts {
  display: flex;
  gap: 16px;
  font-size: 12.5px;
  color: var(--text-muted);
  align-items: center;
}
.tx-count-val {
  color: var(--text);
  font-weight: 500;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.tx-table {
  width: 100%;
  border-collapse: collapse;
}
.tx-table thead th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  font-weight: 500;
  padding: 10px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.tx-table tbody td {
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text);
  vertical-align: top;
}
.tx-table tbody tr:last-child td { border-bottom: none; }

.tx-row-main { cursor: pointer; transition: background 120ms; }
.tx-row-main:hover { background: var(--surface); }
.tx-row-main[data-open="true"] { background: var(--surface); }

.tx-caret {
  display: inline-block;
  width: 14px;
  color: var(--text-subtle);
  transition: transform 160ms;
  margin-right: 6px;
}
.tx-row-main[data-open="true"] .tx-caret { transform: rotate(90deg); }

.tx-detail-row td {
  background: var(--bg);
  padding: 0 22px 20px;
}
.tx-obs-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 6px;
}
.tx-obs-table thead th {
  text-align: left;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  font-weight: 500;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.tx-obs-table tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.tx-obs-table tbody tr:last-child td { border-bottom: none; }
.tx-obs-code { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }
.tx-obs-val { font-family: var(--font-mono); font-size: 13px; font-variant-numeric: tabular-nums; }
.tx-obs-alert {
  color: var(--warn);
  background: var(--warn-soft);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 500;
}

.tx-empty {
  text-align: center;
  padding: 48px;
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
}

/* ─── Log + filters ────────────────────────────────────── */
.log-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.log-filters {
  display: flex;
  gap: 20px;
  align-items: center;
}
.log-filters label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}
.filter-lbl {
  font-weight: 500;
  color: var(--text-muted);
}
.log-filters select {
  padding: 6px 10px;
  font: inherit;
  font-size: 13px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.log-filters select:focus {
  outline: none;
  border-color: var(--accent);
}

.log {
  max-height: 540px;
  overflow: auto;
  display: flex;
  flex-direction: column;
}
.log::-webkit-scrollbar { width: 6px; }
.log::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }
.log-row {
  display: grid;
  grid-template-columns: 100px 72px 100px 92px 1fr;
  gap: 16px;
  padding: 11px 4px;
  border-bottom: 1px solid var(--border);
  align-items: center;
  font-size: 13.5px;
}
.log-row:last-child { border-bottom: none; }
.log-row:hover { background: var(--surface-sunk); }
.log-ts {
  color: var(--text-subtle);
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
  font-size: 12px;
}
.log-level {
  font-size: 11.5px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  text-transform: capitalize;
  justify-self: start;
}
.log-level[data-level="ok"] { color: var(--ok); background: var(--ok-soft); }
.log-level[data-level="warn"] { color: var(--warn); background: var(--warn-soft); }
.log-level[data-level="error"] { color: var(--err); background: var(--err-soft); }
.log-level[data-level="info"] { color: var(--info); background: var(--info-soft); }
.log-stage {
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  text-transform: capitalize;
}
.log-pid {
  color: var(--text-muted);
  font-size: 12.5px;
  font-family: var(--font-mono);
}
.log-msg { color: var(--text); font-size: 14px; }

.log-empty {
  padding: 40px;
  text-align: center;
  color: var(--text-subtle);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
}

/* ─── Responsive ───────────────────────────────────────── */
@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .compat-summary { grid-template-columns: repeat(2, 1fr); }
  .trace-stages { grid-template-columns: 1fr; }
  .main { padding: 24px 28px 48px; }
  .topbar-title { font-size: 28px; }
}
@media (max-width: 900px) {
  :root { --sidebar-w: 72px; }
  .side-brand { padding: 4px 10px 16px; text-align: center; }
  .side-mark { font-size: 16px; }
  .side-sub, .side-group, .side-service-name, .side-service-port, .side-ai-lbl, .side-ai-val, .side-applink-name, .side-applink-ext, .side-logo { display: none; }
  .side-item { justify-content: center; padding: 10px; font-size: 0; }
  .side-icon { opacity: 1; }
  .side-service { justify-content: center; padding: 6px; }
  .side-applink { justify-content: center; padding: 6px; }
  .compat-summary { grid-template-columns: 1fr; }
}