.fx .shell {
  max-width: 1120px;
  max-height: none;
  min-height: 100dvh;
}

.fx-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-bottom: 8px;
}

.fx-switch {
  display: flex;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  overflow: hidden;
}

.fx-switch button {
  background: transparent;
  color: var(--text-secondary);
  border: 0;
  padding: 8px 16px;
  cursor: pointer;
  font: inherit;
}

.fx-switch button[aria-selected="true"] {
  background: var(--surface-3);
  color: var(--text-primary);
}

#fx-lead {
  flex: 1 1 280px;
  color: var(--text-secondary);
  font-size: 14px;
}

.fx-probe {
  min-height: 1.2em;
  margin: 0 0 14px;
  color: var(--text-muted);
  font-size: 13px;
}

.fx-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.fx-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fx-steps button {
  width: 100%;
  text-align: left;
  background: var(--surface-1);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 10px 12px;
  cursor: pointer;
  font: inherit;
}

.fx-steps button[aria-current="step"] {
  border-color: var(--accent-ring);
  color: var(--text-primary);
}

.fx-steps button.done {
  box-shadow: inset 3px 0 0 var(--success);
}

.fx-steps small {
  display: block;
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 2px;
}

.fx-detail h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.fx-detail p {
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.fx-k {
  color: var(--text-muted);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 12px 0 4px;
}

.fx-cmd {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.fx-cmd pre {
  flex: 1;
  margin: 0;
  padding: 10px 12px;
  overflow: auto;
  background: #070d18;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--accent-light);
  font-size: 12px;
  line-height: 1.45;
  white-space: pre-wrap;
}

.fx-check-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 10px;
}

.fx-check-head p {
  color: var(--text-muted);
  font-size: 13px;
}

.fx-checks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

.fx-checks li {
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(7, 13, 24, 0.35);
}

.fx-checks li.hit {
  border-color: var(--accent-ring);
}

.fx-checks label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  cursor: pointer;
}

.fx-checks input {
  margin-top: 3px;
}

.fx-checks strong {
  display: block;
  font-weight: 600;
}

.fx-checks span {
  display: block;
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: 2px;
}

.fx-checks details {
  margin-top: 8px;
}

.fx-checks summary {
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
}

@media (max-width: 800px) {
  .fx-grid {
    grid-template-columns: 1fr;
  }
}