/* Conversation, run control, and participant layouts. */
.live-session {
  container-name: page-content run-layout;
  container-type: inline-size;
}

.live-session .pagehead {
  align-items: stretch;
  gap: var(--cai-space-3);
}

.live-session .pagehead > .row {
  flex: 0 1 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--cai-space-2);
}

.live-session .pagehead .status {
  min-width: 0;
  max-width: 100%;
  white-space: normal;
}

.live-session .pagehead .status[role="status"]:not(.error) {
  background: var(--cai-color-feedback-neutral-surface);
  color: var(--cai-color-feedback-neutral-text);
}

.live-session .pagehead > .run-heading-actions {
  display: flex;
  flex: 0 1 auto;
  align-self: stretch;
  align-items: center;
  justify-content: flex-end;
  gap: var(--cai-space-3);
  min-width: 0;
}

.run-heading-status {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--cai-space-2);
  min-width: 0;
}

.run-heading-actions > .toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--cai-space-2);
  margin: 0;
}

.run-heading-actions > .toolbar > button {
  min-width: 7rem;
  min-height: var(--cai-size-control);
  margin: 0;
}

.live-session .livebar,
.participant-livebar {
  position: static;
  z-index: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--cai-space-2);
  min-width: 0;
  margin-bottom: var(--cai-space-3);
  padding: var(--cai-space-2) 0;
  border-bottom: 1px solid var(--cai-color-border-default);
  background: transparent;
}

.live-session .livebar-announcer {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.live-session .live-notices,
.live-session .live-notices > p[aria-live],
.participant-livebar > p[aria-live] {
  min-width: 0;
  min-height: 0;
  max-height: none;
  margin: 0;
  overflow: visible;
  overflow-wrap: anywhere;
}

.live-session .livebar > .toolbar,
.participant-livebar > .toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cai-space-2);
  margin: 0;
  padding: 0;
}

.live-session .livebar > .toolbar > button,
.participant-livebar > .toolbar > button {
  min-width: 7rem;
  min-height: var(--cai-size-control);
  margin: 0;
  padding: var(--cai-space-2) var(--cai-space-4);
  font-size: 1rem;
  line-height: var(--cai-font-line-height-control);
}

@media (min-width: 901px) {
  .live-session.research-live .run-heading-actions > .toolbar {
    display: grid;
    flex: 0 0 var(--cai-layout-width-run-actions);
    width: var(--cai-layout-width-run-actions);
    grid-template-columns: 11.25rem 10.5rem 8.25rem;
    align-items: center;
  }

  .live-session.research-live .run-heading-actions > .toolbar > button {
    width: 100%;
    min-width: 0;
  }

  .live-session.research-live .run-heading-actions > .toolbar > [data-action="primary"] {
    grid-column: 1;
  }

  .live-session.research-live .run-heading-actions > .toolbar > [data-action="recovery"] {
    grid-column: 2;
  }

  .live-session.research-live .run-heading-actions > .toolbar > [data-action="end"] {
    grid-column: 3;
  }
}

@media (max-width: 50rem) {
  .live-session .pagehead > .run-heading-actions { flex-basis: 100%; justify-content: flex-start; }
  .live-session .run-heading-actions > .toolbar { justify-content: flex-start; }
}

/* Use the live content width and its computed text size, not viewport rem units.
   A user text-size increase expands rail tokens but must not squeeze the chat. */
@container run-layout (max-width: 55em) {
  .live-session .pagehead {
    align-items: stretch;
    flex-direction: column;
  }

  .live-session .pagehead > :first-child {
    flex-basis: auto;
    width: 100%;
  }

  .live-session .pagehead > .run-heading-actions {
    flex-basis: auto;
    width: 100%;
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .live-session.research-live .run-heading-actions > .toolbar {
    flex: 1 1 100%;
    width: 100%;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    justify-content: stretch;
  }

  .live-session .run-heading-actions > .toolbar > button {
    min-width: 0;
    overflow-wrap: anywhere;
  }

}

@container run-layout (min-width: 55.01em) {
  .live-session .pagehead {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--cai-layout-width-run-actions);
    align-items: start;
  }

  .live-session .pagehead > .run-heading-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: var(--cai-size-control) auto;
    align-self: start;
    align-items: start;
    justify-content: stretch;
    gap: var(--cai-space-2);
    width: var(--cai-layout-width-run-actions);
  }

  .live-session .run-heading-status {
    min-height: var(--cai-size-control);
    align-content: start;
  }

  .live-session .run-heading-actions > .toolbar {
    grid-row: 2;
  }
}

.live-session .is-inactive {
  opacity: 1;
}

.live-session .speaker-operations {
  min-width: 0;
  margin: var(--cai-space-3) 0;
}

.conversation-panel > .conversation-input {
  display: grid;
  gap: var(--cai-space-2);
  min-width: 0;
  margin-top: var(--cai-space-3);
  padding-top: var(--cai-space-3);
  border-top: var(--cai-border-width-thin) solid var(--cai-color-border-default);
}

.conversation-input > .composer {
  min-width: 0;
  margin-top: 0;
}

.live-session .speaker-picker > small {
  display: block;
  margin-bottom: var(--cai-space-2);
  font-size: 1rem;
}

.live-session .speaker-controls,
.live-session .speaker-actions {
  display: grid;
  gap: var(--cai-space-2);
  min-width: 0;
}

.live-session .speaker-controls {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.live-session .speaker-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: var(--cai-space-2);
}

.live-session .speaker-controls .speaker-choice,
.live-session .speaker-actions button,
.live-session .answer-controls button {
  width: 100%;
  min-width: 0;
  min-height: var(--cai-size-control);
  padding: var(--cai-space-2);
  font-size: 1rem;
  line-height: var(--cai-font-line-height-control);
  white-space: normal;
  overflow-wrap: anywhere;
}

.live-session .speaker-controls .speaker-choice.selected {
  border-color: var(--cai-color-selection-border);
  background: var(--cai-color-selection-surface);
  color: var(--cai-color-selection-text);
  box-shadow: inset 0 0 0 1px currentColor;
}

.live-session .answer-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--cai-space-2);
  min-width: 0;
  margin: 0 0 var(--cai-space-3);
  padding: 0;
}

.live-session .answer-heading {
  grid-column: 1 / -1;
  color: var(--cai-color-text-secondary);
  font-size: 1rem;
}

.live-session .composer {
  min-width: 0;
  min-height: 0;
}

.live-session .composer .field {
  margin-bottom: var(--cai-space-2);
}

.live-session .composer textarea {
  height: auto;
  min-height: 7rem;
  max-height: 24rem;
  resize: vertical;
}

.live-session .composer .row {
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--cai-space-2);
}

.live-session .composer .row button {
  min-width: 7rem;
  min-height: var(--cai-size-control);
}

/* The progress card is a compact form surface, independent of viewport width. */
.live-session .progress-panel {
  display: grid;
  align-content: start;
  gap: var(--cai-space-4);
  padding: var(--cai-space-4);
  font-size: var(--cai-font-size-body);
}
.live-session .progress-panel > h2 { margin: 0; }
.live-session .progress-panel > .choice-group { margin: 0; }
.live-session .progress-panel > .bd-slot:not([hidden]),
.live-session .progress-panel > .operation-notices { margin: 0; }
.live-session .progress-panel .answer-controls { margin: 0; }
.live-session .progress-panel .command-recovery .row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}
.live-session .progress-panel > .invitation-slot:not(:has(.invitation-content)) { display: none; }

.progress-info {
  display: grid;
  gap: var(--cai-space-2);
  min-width: 0;
}

.progress-info > p,
.progress-info > .field {
  margin: 0;
  overflow-wrap: anywhere;
}

.live-session .operation-notices {
  display: grid;
  gap: var(--cai-space-2);
  min-width: 0;
  min-height: 0;
  max-height: none;
  margin-top: 0;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  scrollbar-gutter: auto;
}

.live-session .operation-notices:not(:has(> :not([hidden]))) { display: none; }

.live-session .operation-notices .command-recovery:not([hidden]) {
  display: grid;
  gap: var(--cai-space-2);
  min-width: 0;
  overflow-wrap: anywhere;
}

.live-session .command-recovery .row {
  flex-wrap: wrap;
  gap: var(--cai-space-2);
}

.live-session .operation-notices .errorbox:not([hidden]) {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

.live-session .quick-config { min-width: 0; }

.live-session .quick-config #settings {
  display: grid;
  gap: var(--cai-space-4);
  min-width: 0;
}
.live-session .quick-config #settings > p { margin: 0; }

.live-session .invitation-slot {
  min-width: 0;
  overflow-wrap: anywhere;
}

.invitation-content {
  gap: var(--cai-space-3);
}
.invitation-content > :is(h3, p) { margin: 0; }
.invitation-content > h3 { font-size: var(--cai-font-size-body); }

.live-session .research-records {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.live-session .research-records > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.live-session .research-records .tabs {
  flex-wrap: wrap;
  margin: 0 0 var(--cai-space-2);
}

.live-session .research-records [role="tabpanel"] {
  min-width: 0;
  overflow-wrap: anywhere;
}

.participant {
  width: min(100% - 2rem, 48rem);
  max-width: 48rem;
  min-height: 100dvh;
  height: auto;
  margin-inline: auto;
  padding: var(--cai-space-4) 0;
}

.participant .pagehead {
  flex-shrink: 0;
  margin-bottom: 0;
  align-items: flex-start;
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--cai-space-2);
}

.participant .pagehead > .row {
  flex-shrink: 0;
  flex-wrap: wrap;
  gap: var(--cai-space-2);
}

.participant .pagehead .status {
  min-width: 0;
  white-space: normal;
}

.participant-livebar {
  margin-bottom: 0;
}

.participant .conversation-panel {
  min-height: 0;
  flex: none;
  overflow: visible;
}

@container page-content (min-width: 45rem) {
  .participant .conversation-layout .history {
    height: var(--cai-layout-height-conversation);
    overflow-y: auto;
  }
}

.page-load-error {
  display: grid;
  gap: var(--cai-space-3);
  min-width: 0;
}

.page-load-error h1,
.page-load-error p {
  margin: 0;
  overflow-wrap: anywhere;
}

.page-load-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cai-space-2);
  margin-top: var(--cai-space-2);
}

.page-load-actions > button,
.page-load-actions > a {
  min-height: var(--cai-size-control);
}

.participant .composer textarea {
  height: auto;
  min-height: 8rem;
  max-height: 24rem;
  resize: vertical;
}

.participant .composer .row {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--cai-space-2);
}

.participant .composer .row button,
.participant .answer-controls button,
.participant-livebar > .toolbar > button {
  min-width: 7rem;
  font-size: 1rem;
}

.participant .answer-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--cai-space-2);
  min-width: 0;
}

.participant .answer-controls .answer-heading {
  grid-column: 1 / -1;
}

@media (max-width: 600px) {
  .live-session .pagehead {
    align-items: flex-start;
    flex-direction: column;
  }

  .live-session .pagehead > .row {
    justify-content: flex-start;
  }

  .live-session .livebar > .toolbar > button {
    flex: 1 1 8rem;
  }

  .live-session .speaker-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .live-session .research-records .tabs {
    max-width: 100%;
  }

  .participant {
    width: calc(100% - 2rem);
    padding: var(--cai-space-4) 0;
  }

  .participant .conversation-panel {
    padding: var(--cai-space-4);
  }

  .participant .pagehead {
    align-items: center;
  }

  .participant .pagehead > :first-child {
    flex: 1 1 auto;
  }

  .participant .pagehead > .row {
    flex: 0 1 auto;
    flex-direction: row;
    justify-content: flex-end;
  }
}

@media (max-height: 600px) {

  .participant {
    min-height: 100dvh;
  }

  .participant .conversation-layout .history {
    height: auto;
    overflow-y: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .live-session *,
  .participant * {
    scroll-behavior: auto;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .live-session .speaker-controls .speaker-choice.selected,
  .live-session .status,
  .participant .status {
    border: 1px solid CanvasText;
  }

  .live-session .speaker-controls .speaker-choice.selected {
    outline: 2px solid Highlight;
  }
}