.leaf {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  border: 2px solid transparent;
  box-sizing: border-box;
}
.leaf.active {
  border-color: #5a8cd8;
}
.leaf.broadcasting {
  border-color: #e09838;
}
.leaf.active.broadcasting {
  border-color: #ffb840;
}
.leaf.idle {
  border-color: #c84040;
}
/* active / broadcasting beats idle visually — when you're focused on a
   pane (active), the blue tells you "you're here"; idle is implied. */
.leaf.active.idle {
  border-color: #5a8cd8;
}
.leaf.broadcasting.idle {
  border-color: #e09838;
}
.leaf.active.broadcasting.idle {
  border-color: #ffb840;
}
.leaf.drag-source {
  opacity: 0.4;
}
.leaf.drag-target {
  outline: 3px dashed #5a8cd8;
  outline-offset: -3px;
}

/* Drag handle hint on the toolbar */
.pane-toolbar {
  cursor: grab;
}
.pane-toolbar:active {
  cursor: grabbing;
}

.pane-toolbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 8px;
  background: #181818;
  border-bottom: 1px solid #2a2a2a;
  font-size: 11px;
  color: #aaa;
  user-select: none;
  min-height: 24px;
}
.pane-label {
  font: inherit;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-weight: 600;
  color: #ccc;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 1px 6px;
  cursor: text;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}
.pane-label:hover {
  background: #222;
  border-color: #2a2a2a;
}
.label-input {
  font: inherit;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-weight: 600;
  color: #fff;
  background: #0c0c0c;
  border: 1px solid #3a5a8c;
  border-radius: 3px;
  padding: 1px 6px;
  outline: none;
  max-width: 240px;
}

.distro-wrap {
  position: relative;
}
.distro-chip,
.bcast-chip {
  font: inherit;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-size: 10px;
  background: #222;
  color: #88c;
  border: 1px solid #2a2a3a;
  border-radius: 3px;
  padding: 1px 6px;
  cursor: pointer;
}
.distro-chip:hover,
.bcast-chip:hover {
  background: #2a2a3a;
  color: #aac;
}
.bcast-chip {
  color: #777;
  background: #1c1c1c;
  border-color: #2a2a2a;
  padding: 1px 5px;
}
.bcast-chip.on {
  background: #4a3010;
  color: #f0c060;
  border-color: #c98a1f;
}
.bcast-chip.mcp-chip.on {
  /* Green for MCP-allowed — clearly distinct from broadcast's orange. */
  background: #1a3a1a;
  color: #80e080;
  border-color: #2a6a2a;
}

.distro-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 2px;
  background: #1a1a1a;
  border: 1px solid #2a2a2a;
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  z-index: 10;
  min-width: 140px;
  display: flex;
  flex-direction: column;
  padding: 2px;
}
.distro-menu-item {
  font: inherit;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-size: 11px;
  text-align: left;
  background: transparent;
  color: #ccc;
  border: none;
  border-radius: 2px;
  padding: 3px 8px;
  cursor: pointer;
}
.distro-menu-item:hover {
  background: #2a2a2a;
}
.distro-menu-item.active {
  background: #1a3a5c;
  color: #cce6ff;
}

.shell-menu {
  min-width: 200px;
  max-height: 60vh;
  overflow-y: auto;
}
.shell-menu-header {
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #666;
  padding: 6px 8px 2px 8px;
  margin-top: 2px;
  border-top: 1px solid #2a2a2a;
}
.shell-menu-header:first-child {
  border-top: none;
  margin-top: 0;
}
.shell-menu-empty {
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-size: 10px;
  color: #555;
  padding: 3px 8px;
  font-style: italic;
}
.distro-menu-item.shell-menu-manage {
  margin-top: 4px;
  border-top: 1px solid #2a2a2a;
  padding-top: 6px;
  color: #88c;
}

.leaf-missing-host {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 16px;
  background: #0c0c0c;
  color: #d66;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  font-size: 12px;
}
.leaf-missing-host p {
  margin: 4px 0;
}
.leaf-missing-host .hint {
  color: #888;
  font-size: 11px;
  max-width: 36ch;
}

.pane-status {
  margin-left: auto;
  font-family: "Cascadia Mono", "JetBrains Mono", "Consolas", monospace;
  color: #777;
  font-size: 10px;
  white-space: nowrap;
}
.pane-status.ok { color: #6c6; }
.pane-status.err { color: #d66; }
.pane-status.idle { color: #d96060; }

.pane-actions {
  display: flex;
  gap: 2px;
}
.pane-btn {
  background: transparent;
  border: none;
  color: #888;
  font: inherit;
  font-size: 14px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 3px;
  cursor: pointer;
}
.pane-btn:hover {
  background: #2a2a2a;
  color: #ddd;
}
.pane-btn.close:hover {
  background: #5a1a1a;
  color: #fcc;
}
.xterm-wrap {
  flex: 1 1 auto;
  min-height: 0;
  position: relative;
}