.workspace-assistant {
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
}

.workspace-assistant-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--soft);
}

.workspace-assistant-mode {
  display: grid;
  min-width: min(100%, 310px);
  gap: 7px;
}

.workspace-assistant-mode > span {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.workspace-assistant-mode select {
  width: 100%;
  min-height: 42px;
  padding: 0 38px 0 12px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.3 Arial, sans-serif;
}

.workspace-assistant-quota {
  display: grid;
  min-width: 180px;
  gap: 5px;
  margin-left: auto;
  color: var(--muted);
  text-align: right;
}

.workspace-assistant-quota > span {
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.workspace-assistant-quota > strong {
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
}

.workspace-assistant-quota.is-empty > strong {
  color: #8f3024;
}

.workspace-assistant-context {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.workspace-assistant-context[hidden],
.workspace-assistant-picker[hidden] {
  display: none;
}

.workspace-assistant-context-name {
  overflow: hidden;
  max-width: 320px;
  padding: 4px 0;
  border: 0;
  border-bottom: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font: inherit;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.workspace-assistant-context-name:hover,
.workspace-assistant-context-name:focus-visible {
  border-bottom-color: var(--line);
  color: var(--ink);
}

.workspace-assistant-picker-head button {
  padding: 4px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  font: 12px/1.3 Arial, sans-serif;
}

.workspace-assistant-picker {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.workspace-assistant-picker-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 17px 20px 14px;
  border-bottom: 1px solid var(--line);
}

.workspace-assistant-picker-head strong,
.workspace-assistant-picker-head span {
  display: block;
}

.workspace-assistant-picker-head strong {
  margin-bottom: 5px;
  font-size: 14px;
  font-weight: 500;
}

.workspace-assistant-picker-head span {
  color: var(--muted);
  font-size: 12px;
}

.workspace-assistant-picker-head button {
  border-bottom: 0;
  font-size: 23px;
  line-height: 1;
}

.workspace-assistant-records {
  max-height: 260px;
  overflow: auto;
}

.workspace-assistant-record {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 20px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.workspace-assistant-record:last-child {
  border-bottom: 0;
}

.workspace-assistant-record:hover,
.workspace-assistant-record:focus-visible {
  background: var(--soft);
}

.workspace-assistant-record strong,
.workspace-assistant-record span {
  display: block;
}

.workspace-assistant-record strong {
  overflow: hidden;
  max-width: 680px;
  margin-bottom: 4px;
  font-size: 13px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.workspace-assistant-record span {
  color: var(--muted);
  font-size: 11px;
}

.workspace-assistant-record > b {
  color: var(--accent);
  font-size: 17px;
  font-weight: 400;
}

.workspace-assistant-messages {
  min-height: 310px;
  max-height: 520px;
  overflow-y: auto;
  padding: 24px 20px;
  background: var(--paper);
}

.workspace-assistant-message {
  max-width: 82%;
  margin: 0 0 18px;
}

.workspace-assistant-message.is-user {
  margin-left: auto;
}

.workspace-assistant-message-label {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .04em;
}

.workspace-assistant-message.is-user .workspace-assistant-message-label {
  text-align: right;
}

.workspace-assistant-message-text {
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--soft);
  color: var(--ink);
  font: 14px/1.65 Arial, sans-serif;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.workspace-assistant-message.is-user .workspace-assistant-message-text {
  background: var(--paper);
}

.workspace-assistant-message-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.4;
}

.workspace-assistant-message.is-loading .workspace-assistant-message-text::after {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1em;
  margin-left: 7px;
  vertical-align: -2px;
  background: linear-gradient(90deg, currentColor 25%, transparent 25% 40%, currentColor 40% 65%, transparent 65% 80%, currentColor 80%);
  opacity: .55;
  animation: workspaceAssistantThinking 1s ease-in-out infinite;
}

.workspace-assistant-message.is-error .workspace-assistant-message-text {
  border-color: #c78e83;
  color: #8f3024;
}

.workspace-assistant-composer {
  padding: 18px 20px 20px;
  border-top: 1px solid var(--line);
  background: var(--soft);
}

.workspace-assistant-composer textarea {
  display: block;
  width: 100%;
  min-height: 104px;
  resize: vertical;
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font: 14px/1.55 Arial, sans-serif;
}

.workspace-assistant-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 13px;
}

.workspace-assistant-actions > span {
  max-width: 620px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.workspace-assistant-actions .btn {
  min-width: 130px;
}

.workspace-assistant-actions .btn[aria-busy="true"] {
  cursor: wait;
  opacity: .68;
}

@keyframes workspaceAssistantThinking {
  0%, 100% { opacity: .25; }
  50% { opacity: .8; }
}

@media (max-width: 720px) {
  .workspace-assistant-toolbar,
  .workspace-assistant-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .workspace-assistant-mode,
  .workspace-assistant-actions .btn {
    width: 100%;
  }

  .workspace-assistant-context {
    justify-content: space-between;
  }

  .workspace-assistant-quota {
    width: 100%;
    margin-left: 0;
    text-align: left;
  }

  .workspace-assistant-message {
    max-width: 94%;
  }

  .workspace-assistant-messages {
    min-height: 280px;
    padding: 20px 16px;
  }

  .workspace-assistant-composer {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workspace-assistant-message.is-loading .workspace-assistant-message-text::after {
    animation: none;
  }
}