.explorer-shell {
  width: min(1320px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 70px;
}

.explorer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 1fr);
  border: 1px solid var(--line);
  background: var(--panel);
}

.explorer-controls,
.explorer-output {
  min-width: 0;
  padding: 24px;
}

.explorer-controls {
  border-right: 1px solid var(--line);
  background: linear-gradient(145deg, var(--panel2), var(--panel));
}

.filter-stack {
  display: grid;
  gap: 8px;
}

.filter-stack button {
  text-align: left;
}

.import-box {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.import-message {
  min-height: 38px;
  margin-top: 10px;
  color: var(--muted);
  font: 11px/1.5 var(--mono);
}

.span-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.span-row {
  display: grid;
  grid-template-columns: minmax(180px, 0.35fr) minmax(180px, 0.4fr) minmax(160px, 0.25fr);
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  padding: 14px;
}

.span-row.error {
  border-color: rgba(255, 107, 107, 0.65);
}

.span-row span,
.span-row strong,
.span-row small {
  display: block;
  font-family: var(--mono);
}

.span-row span {
  font-size: 12px;
}

.span-row strong {
  margin: 5px 0;
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
}

.span-row.error strong {
  color: var(--red);
}

.span-row small {
  color: var(--muted);
  font-size: 9px;
}

.span-row pre {
  margin: 0;
  max-height: 110px;
}

.span-track {
  position: relative;
  height: 12px;
  border: 1px solid var(--line);
  background: #080a09;
}

.span-track i {
  position: absolute;
  top: 2px;
  bottom: 2px;
  min-width: 4px;
  background: var(--mint);
}

.span-row.error .span-track i {
  background: var(--red);
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.model-card {
  border: 1px solid var(--line);
  padding: 16px;
}

.model-card span {
  color: var(--muted);
  font: 10px var(--mono);
  text-transform: uppercase;
}

.model-card h3 {
  margin: 7px 0 16px;
  font-size: 24px;
}

.model-card dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.model-card dl div {
  border-top: 1px solid var(--line);
  padding-top: 9px;
}

.model-card dt {
  color: var(--muted);
  font: 9px var(--mono);
  text-transform: uppercase;
}

.model-card dd {
  margin: 5px 0 0;
  font: 600 14px var(--mono);
}

.source-links {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.source-links a {
  color: var(--mint);
  font: 11px var(--mono);
}

@media (max-width: 900px) {
  .explorer-grid {
    grid-template-columns: 1fr;
  }

  .explorer-controls {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .span-row {
    grid-template-columns: 1fr;
  }
}