[hidden] {
  display: none !important;
}
.workspace {
  padding-right: var(--chat-space, 0px);
}
/* Page mounts stay alive for drafts without breaking the bounded table layout. */
.alpha-page-view {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
}
.main-shell {
  container-type: inline-size;
}
.ai-chat {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(var(--chat-width, 420px), 100vw);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border-left: 1px solid var(--line);
  color: var(--ink);
}
.ai-mask {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: #1f232926;
}
.ai-header {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 var(--space-4);
  border-bottom: 1px solid var(--line);
  background: var(--semi-color-ai-background-top);
}
.ai-header h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 500;
}
.ai-conversations {
  display: flex;
  flex-shrink: 0;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
}
.ai-conversations .semi-select {
  flex: 1;
  min-width: 0;
}
.ai-chat > .semi-banner {
  margin: 0 var(--space-4) var(--space-3);
}
.ai-messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-3) var(--space-4) var(--space-4);
}
.ai-message {
  overflow-wrap: anywhere;
  min-width: 0;
}
.ai-role {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
  margin-bottom: var(--space-2);
}
.ai-text {
  white-space: pre-wrap;
  line-height: 24px;
  font-weight: 400;
}
.ai-markdown {
  min-width: 0;
  font-size: 14px;
  line-height: 24px;
}
.ai-markdown .markstream-react {
  color: var(--ink);
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
.ai-markdown :is(h1, h2, h3, h4, h5, h6) {
  font-size: 16px;
  line-height: 24px;
  font-weight: 600;
  margin: 16px 0 8px;
}
.ai-markdown :is(p, ul, ol, blockquote, pre, table) {
  margin-top: 8px;
  margin-bottom: 8px;
}
.ai-chat .ai-markdown .markstream-react pre[data-markstream-pre] {
  font-size: 12px;
  max-width: 100%;
  overflow-x: auto;
  white-space: pre;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--canvas);
}
.ai-markdown code {
  font-size: 12px;
}
.ai-markdown table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}
.ai-markdown :is(th, td) {
  padding: 6px 10px;
  border: 1px solid var(--line);
  white-space: nowrap;
}
.ai-markdown a {
  color: var(--accent);
  text-decoration: underline;
}
.ai-markdown blockquote {
  border-left: 3px solid var(--line);
  padding-left: 12px;
  color: var(--muted);
}
.ai-message.user .ai-text {
  background: var(--canvas);
  padding: var(--space-3);
  border-radius: 8px;
}
.ai-empty {
  margin: 32px 0;
  color: var(--muted);
  line-height: 24px;
}
.ai-empty h3 {
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  margin: 0 0 var(--space-2);
}
.ai-empty .semi-button {
  margin-top: var(--space-3);
}
.ai-empty span {
  display: block;
  font-size: 12px;
  line-height: 20px;
  margin-top: var(--space-4);
}
.ai-composer {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-4) var(--space-4);
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.ai-context {
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
  margin-bottom: var(--space-2);
  overflow-wrap: anywhere;
}
.ai-send {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.ai-send small,
.ai-tool-card small,
.ai-run-state small {
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
  font-weight: 400;
}
.ai-send .semi-button {
  flex-shrink: 0;
}
.ai-run-state small,
.ai-tool-card small {
  display: block;
  margin-top: var(--space-1);
  overflow-wrap: anywhere;
}
.ai-tool-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: var(--space-3);
  margin: var(--space-3) 0;
  font-size: 13px;
  line-height: 20px;
}
.ai-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.ai-card-title strong {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
}

/* Semi owns the controls; local constraints keep the research rail usable at 360px. */
.research-ai-input {
  min-width: 0;
}
.research-ai-editor.semi-aiChatInput {
  padding: 12px;
  background: var(--semi-color-ai-background-bottom);
  border-color: rgba(var(--semi-ai-purple-2), 0.65);
}
.research-ai-editor:focus-within {
  border-color: var(--semi-color-ai-purple);
}
.research-ai-editor .tiptap {
  min-height: 72px;
  max-height: 180px;
  overflow-y: auto;
  overscroll-behavior: contain;
  overflow-wrap: anywhere;
}
.research-ai-editor .semi-aiChatInput-references {
  max-height: 100px;
  overflow-y: auto;
  overscroll-behavior: contain;
}
.research-ai-reference {
  max-width: 100%;
  min-width: 0;
}
.research-ai-reference .semi-tag {
  max-width: 100%;
}
.research-ai-reference .semi-tag-content {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
.research-ai-editor .semi-aiChatInput-footer {
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.research-ai-shortcut,
.research-ai-hint {
  font-size: 12px;
  line-height: 18px;
  color: var(--semi-color-text-2);
}
.research-ai-hint {
  margin-top: 8px;
}
.research-ai-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
}
.research-ai-prompts .semi-button {
  height: auto;
  white-space: normal;
  text-align: left;
  max-width: 100%;
}
.research-ai-section {
  min-width: 0;
}
.research-ai-section h4 {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 12px 0;
  font-weight: 500;
}
.ai-avatar {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border-radius: 8px;
  background: var(--semi-color-ai-background-top);
}
.ai-messages .semi-ai-chat-dialogue {
  min-height: 0;
}
.ai-messages .semi-ai-chat-dialogue-inner {
  min-width: 0;
}
.ai-tool-card p {
  margin: var(--space-2) 0;
}
.ai-tool-card summary {
  cursor: pointer;
  padding: var(--space-2) 0;
}
.ai-approval {
  border-top: 1px solid var(--line);
  padding-top: var(--space-2);
  margin-top: var(--space-3);
}
.ai-diff {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-2) 0 var(--space-3);
}
.ai-diff strong {
  font-weight: 400;
  color: var(--muted);
}
.ai-diff del,
.ai-diff ins {
  display: block;
  padding: var(--space-2) var(--space-3);
  white-space: pre-wrap;
  border-radius: 4px;
  text-decoration: none;
}
.ai-diff del > span,
.ai-diff ins > span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: var(--space-1);
}
.ai-diff del {
  background: var(--canvas);
}
.ai-diff ins {
  background: var(--semi-color-success-light-default);
}
.ai-alpha-results > div {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--line);
}
.ai-alpha-results .text-link {
  margin-left: 0;
  padding: 0;
  text-align: left;
  overflow-wrap: anywhere;
}
.ai-alpha-results table {
  width: 100%;
  text-align: left;
  margin-top: var(--space-2);
  border-collapse: collapse;
  table-layout: fixed;
  font-variant-numeric: tabular-nums;
}
.ai-alpha-results th,
.ai-alpha-results td {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 400;
  padding: var(--space-1) 0;
}
.ai-alpha-results th {
  color: var(--muted);
  font-size: 12px;
}
.ai-resize {
  position: absolute;
  left: -4px;
  top: 0;
  height: 100%;
  width: 8px;
  cursor: col-resize;
  touch-action: none;
}
.ai-resize:hover,
.ai-resize:focus-visible {
  background: var(--accent);
  opacity: 0.3;
}
.ai-settings {
  scroll-margin-top: var(--space-4);
}
.ai-settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0 var(--space-4);
}
.ai-settings form > .muted {
  margin: var(--space-2) 0 var(--space-3);
}
.ai-settings .inline-actions {
  margin-top: var(--space-3);
}
.ai-test-results {
  display: grid;
  gap: var(--space-2);
  font-size: 13px;
}
.ai-test-results > div {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.ai-test-results .semi-tag {
  flex-shrink: 0;
}
.ai-launcher {
  position: fixed;
  right: var(--space-4);
  bottom: 64px;
  z-index: 1002;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 4px 12px #1f232914;
}
/* Reacting to available business width also covers an expanded 640px chat rail. */
@container (max-width: 900px) {
  .account-grid,
  .profile-grid,
  .permission-list {
    grid-template-columns: 1fr;
  }
  .preferences-grid,
  .advanced-grid {
    grid-template-columns: 1fr 1fr;
  }
  .preferences-form {
    flex-wrap: wrap;
  }
  .library-stats .last-sync {
    display: none;
  }
}
@container (max-width: 600px) {
  .ai-settings-grid {
    grid-template-columns: 1fr;
  }
  .account-counts {
    grid-template-columns: 1fr 1fr;
    row-gap: var(--space-3);
  }
  .account-counts > div:nth-child(2) {
    border: 0;
  }
  .account-name,
  .breadcrumbs {
    display: none;
  }
  .top-actions {
    margin-left: auto;
  }
}
@media (max-width: 640px) {
  .ai-chat {
    width: 100vw;
  }
  .ai-resize {
    display: none;
  }
}