/* The workbench's own frame. The units bring their own styles. */
.wb {
  display: grid;
  grid-template: auto 1fr / 13rem minmax(0, 1fr) 24rem;
  grid-template-areas: "bar bar bar" "list main panel";
  min-height: 100vh;
  margin: 0;
  background: var(--stoa-background);
  color: var(--stoa-foreground);
  font: 400 0.95rem / 1.5 var(--stoa-font-sans, system-ui, sans-serif);
}
.wb button {
  font: inherit;
  cursor: pointer;
}
.wb-bar__widths button,
.wb-panel button {
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--stoa-border);
  border-radius: var(--stoa-radius, 6px);
  background: var(--stoa-background);
  color: var(--stoa-foreground);
}
.wb-bar__widths button:hover,
.wb-panel button:hover {
  background: var(--stoa-accent);
}
.wb-bar {
  grid-area: bar;
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--stoa-border);
}
.wb-bar__widths {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  margin: 0 0 0 auto;
  padding: 0;
  border: 0;
}
.wb-bar__widths legend {
  float: left;
  margin-right: 0.25rem;
  color: var(--stoa-muted-foreground);
}
.wb-bar__widths [aria-pressed="true"] {
  font-weight: 700;
}
.wb-list {
  grid-area: list;
  padding: 0.75rem;
  border-right: 1px solid var(--stoa-border);
}
.wb-list h2 {
  margin: 1rem 0 0.25rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--stoa-muted-foreground);
}
.wb-list a {
  display: block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  color: inherit;
  text-decoration: none;
}
.wb-list a[aria-current="page"] {
  background: var(--stoa-accent);
  font-weight: 600;
}
.wb-main {
  grid-area: main;
  min-width: 0;
  padding: 1rem 1.5rem 3rem;
}
.wb-main h1 {
  margin: 0;
  font-size: 1.4rem;
}
.wb-note {
  color: var(--stoa-muted-foreground);
}
.wb-stage {
  margin-inline: auto;
  padding: 1rem;
  border: 1px dashed var(--stoa-border);
  border-radius: 8px;
}
.wb-panel {
  grid-area: panel;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-width: 0;
  padding: 0.75rem;
  border-left: 1px solid var(--stoa-border);
}
.wb-panel h2 {
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
  margin: 0 0 0.25rem;
  font-size: 0.9rem;
}
.wb-panel h2 small {
  font-weight: 400;
  color: var(--stoa-muted-foreground);
}
.wb-panel h2 button {
  margin-left: auto;
}
.wb-panel textarea {
  box-sizing: border-box;
  width: 100%;
  min-height: 18rem;
  resize: vertical;
  font:
    0.8rem / 1.4 ui-monospace,
    monospace;
  background: var(--stoa-card);
  color: inherit;
  border: 1px solid var(--stoa-border);
}
.wb-panel pre,
.wb-events {
  max-height: 16rem;
  margin: 0;
  overflow: auto;
  font:
    0.75rem / 1.4 ui-monospace,
    monospace;
  white-space: pre-wrap;
}
.wb-events {
  padding-left: 1.5rem;
  overflow-wrap: anywhere;
}
.wb-error {
  min-height: 1.2em;
  margin: 0.25rem 0;
  color: var(--stoa-destructive, crimson);
}
@media (max-width: 1100px) {
  .wb {
    grid-template: auto auto 1fr auto / 1fr;
    grid-template-areas: "bar" "list" "main" "panel";
  }
  .wb-list {
    border: 0;
  }
}

/* The stage frame: the unit's own page, sized by the workbench. */
.wb-frame {
  display: block;
  width: 100%;
  height: 240px;
  margin-inline: auto;
  border: 0;
  border-radius: 6px;
  background: transparent;
}
.wb-bar__mode {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}