.fault-log {
  --fault-signal: #73d7ff;
  margin: 29px 0 0;
  border-top: 2px solid var(--fault-signal);
  border-bottom: 1px solid var(--line2);
  background: #0c1118;
}

.fault-case { border-bottom: 1px solid var(--line2); }
.fault-case:last-child { border-bottom: 0; }
.fault-case[open] { background: linear-gradient(90deg, #73d7ff0e, transparent 45%); }
.fault-case > summary {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr) 52px;
  align-items: center;
  gap: 17px;
  min-height: 70px;
  padding: 13px 20px;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  font: 750 17px/1.3 var(--display);
}
.fault-case > summary::-webkit-details-marker { display: none; }
.fault-case > summary:hover { background: #73d7ff0a; }
.fault-case > summary:focus-visible { outline: 3px solid var(--fault-signal); outline-offset: -3px; }
.fault-code { color: var(--fault-signal); font: 800 11px var(--mono); letter-spacing: .06em; white-space: nowrap; }
.fault-expand { justify-self: end; color: var(--muted); font: 700 10px var(--mono); text-transform: uppercase; }
.fault-case[open] .fault-expand { color: var(--fault-signal); }
.fault-case[open] .fault-expand::after { content: " −"; }
.fault-case:not([open]) .fault-expand::after { content: " +"; }

.fault-route {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  padding: 0 20px 24px 119px;
}
.fault-route p {
  min-width: 0;
  margin: 0;
  padding: 0 18px 0 14px;
  border-left: 2px solid #73d7ff61;
  color: var(--body);
  font-size: 13px;
  line-height: 1.65;
}
.fault-route p:first-child { border-color: var(--fault-signal); }
.fault-route b { display: block; margin-bottom: 5px; color: var(--text); font: 800 10px var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.fault-route a { color: #b5e9ff; }

@media (max-width: 900px) {
  .fault-route { grid-template-columns: 1fr; gap: 14px; }
}

@media (max-width: 620px) {
  .fault-case > summary { grid-template-columns: 1fr auto; gap: 7px 10px; padding: 16px; font-size: 16px; }
  .fault-code { grid-column: 1 / -1; }
  .fault-route { padding: 0 16px 21px; }
  .fault-route p { padding-right: 0; }
}

@media print {
  .fault-log { border-color: #222; background: #fff; }
  .fault-case { break-inside: avoid; }
  .fault-case > summary { min-height: 0; color: #111; }
  .fault-route { display: block !important; padding: 0 20px 12px 119px; }
  .fault-route p { margin-bottom: 8px; color: #222; }
  .fault-route b { color: #111; }
}