/* ─── Lag diagnostic stack (reduce-remote-desktop-lag.html) ─── */
/* Vertical hairline-divided stack of numbered diagnostic fix blocks.
   Large mono number in left gutter, severity badge with color dot,
   "Symptom" line, fix-action heading, paragraph, "Measured impact" footer. */
.lag-diagnostic-stack {
  margin: 48px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.lag-diagnostic-label {
  display: block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--ember-300);
  padding: 18px 0 6px;
}
.lag-diagnostic-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--border-soft);
  align-items: start;
}
.lag-diagnostic-num {
  font-family: var(--font-mono);
  font-size: clamp(44px, 5.2vw, 60px);
  font-weight: 500;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--fg-tertiary);
  padding-top: 2px;
}
.lag-diagnostic-row.is-critical .lag-diagnostic-num {
  color: var(--ember-300);
}
.lag-diagnostic-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.lag-diagnostic-severity {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border-soft);
  color: var(--fg-tertiary);
  background: rgba(255, 255, 255, 0.02);
}
.lag-diagnostic-severity::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fg-tertiary);
  display: inline-block;
}
.lag-diagnostic-severity.critical {
  color: var(--ember-300);
  border-color: rgba(255, 176, 112, 0.32);
  background: rgba(255, 92, 60, 0.08);
}
.lag-diagnostic-severity.critical::before {
  background: var(--ember-300);
  box-shadow: 0 0 6px rgba(255, 176, 112, 0.6);
}
.lag-diagnostic-severity.moderate {
  color: var(--state-warning);
  border-color: rgba(255, 200, 90, 0.22);
  background: rgba(255, 200, 90, 0.06);
}
.lag-diagnostic-severity.moderate::before {
  background: var(--state-warning);
}
.lag-diagnostic-severity.quickwin {
  color: var(--state-online);
  border-color: rgba(120, 220, 150, 0.22);
  background: rgba(120, 220, 150, 0.06);
}
.lag-diagnostic-severity.quickwin::before {
  background: var(--state-online);
}
.lag-diagnostic-symptom {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--fg-tertiary);
  margin: 4px 0 0;
}
.lag-diagnostic-symptom strong {
  color: var(--fg-secondary);
  font-weight: 500;
}
.lag-diagnostic-fix {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--fg-primary);
  margin: 0;
}
.lag-diagnostic-body p {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--fg-secondary);
  margin: 0;
}
.lag-diagnostic-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.lag-diagnostic-body ul li {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg-secondary);
  padding-left: 18px;
  position: relative;
}
.lag-diagnostic-body ul li::before {
  content: "›";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--ember-300);
  font-weight: 600;
}
.lag-diagnostic-body ul li strong {
  color: var(--fg-primary);
  font-weight: 600;
}
.lag-diagnostic-impact {
  margin-top: 8px;
  padding: 10px 14px;
  background: var(--ink-700);
  border: 1px solid var(--border-soft);
  border-left: 2px solid var(--ember-300);
  border-radius: 0 6px 6px 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-secondary);
  line-height: 1.55;
}
.lag-diagnostic-impact strong {
  color: var(--ember-300);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 10.5px;
  display: block;
  margin-bottom: 4px;
}

/* Quick checklist primitive — minimal mono checklist for end of post */
.lag-checklist {
  list-style: none !important;
  margin: 28px 0 !important;
  padding: 0 !important;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.lag-checklist li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 14px 0 !important;
  border-bottom: 1px solid var(--border-soft);
  font-size: 15px;
  color: var(--fg-secondary);
  margin: 0 !important;
  line-height: 1.55;
}
.lag-checklist li:last-child { border-bottom: none; }
.lag-checklist li::before {
  content: "✓";
  font-family: var(--font-mono);
  color: var(--state-online);
  font-size: 14px;
}
.lag-checklist li strong { color: var(--fg-primary); font-weight: 600; }