/* Reading tools appear on demand, with the same type and surfaces as the chat. */
.conversation-tools-trigger {
  display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto;
  width: 32px; min-height: 32px; padding: 6px; border: 1px solid transparent;
  border-radius: var(--radius-sm); background: transparent; color: var(--muted); cursor: pointer;
}
.conversation-tools-trigger[hidden] { display: none; }
.conversation-tools-trigger svg { width: 16px; height: 16px; }
.conversation-tools-trigger:hover, .conversation-tools-trigger[aria-expanded="true"] { background: var(--panel-2); color: var(--ink); }
.conversation-tools-popover {
  position: fixed; inset: auto; margin: 0; box-sizing: border-box; padding: var(--space-2);
  width: min(280px, calc(100vw - 16px)); max-height: calc(var(--viewport-block-size, 100dvh) - 16px);
  overflow: auto; border: 1px solid var(--line-2); border-radius: var(--radius-md);
  background: var(--panel); color: var(--ink); box-shadow: var(--shadow-2);
}
.conversation-tools-popover button {
  display: block; width: 100%; min-height: 44px; padding: var(--space-2) var(--space-3);
  border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--ink);
  font: inherit; font-size: var(--fs-small); text-align: start; white-space: normal; cursor: pointer;
}
.conversation-tools-popover button:hover { background: var(--panel-2); }
.conversation-tool-dialog {
  width: min(600px, calc(100vw - 24px)); max-height: calc(var(--viewport-block-size, 100dvh) - 24px);
  box-sizing: border-box; margin: auto; padding: var(--space-4); overflow: auto; overscroll-behavior: contain;
  background: var(--panel); color: var(--ink); border: 1px solid var(--line-2); border-radius: var(--radius-lg);
}
.conversation-tool-dialog::backdrop { background: rgb(5 12 24 / .6); }
.conversation-tool-header { display: flex; justify-content: space-between; align-items: start; gap: var(--space-3); }
.conversation-tool-header h2 { margin: 0; font-size: var(--fs-lead); line-height: 1.7; overflow-wrap: anywhere; }
.conversation-tool-header .btn { flex: 0 0 auto; min-height: 44px; font-size: var(--fs-small); }
.conversation-tool-hint { margin: var(--space-3) 0; font-size: var(--fs-small); color: var(--muted); line-height: 1.9; overflow-wrap: anywhere; }
.conversation-find-label { display: block; margin: var(--space-3) 0 var(--space-2); font-size: var(--fs-small); }
#conversation-find-input {
  width: 100%; min-width: 0; min-height: 44px; box-sizing: border-box;
  padding: var(--space-2) var(--space-3); background: var(--panel-2); color: var(--ink);
  font: inherit; font-size: max(16px, var(--fs-body)); border: 1px solid var(--line-2); border-radius: var(--radius-sm);
}
.conversation-find-results { display: grid; gap: var(--space-2); }
.conversation-find-result {
  display: grid; gap: var(--space-1); width: 100%; min-width: 0; min-height: 44px;
  padding: var(--space-3); text-align: start; white-space: normal; overflow-wrap: anywhere;
  background: transparent; color: var(--ink); font: inherit; border: 1px solid var(--line); border-radius: var(--radius-sm); cursor: pointer;
}
.conversation-find-result:hover { background: var(--panel-2); }
.conversation-find-who { color: var(--muted); font-size: var(--fs-meta); }
.conversation-find-excerpt { font-size: var(--fs-small); line-height: 1.9; unicode-bidi: plaintext; }
.conversation-tool-dialog > .btn { margin-block-start: var(--space-3); min-height: 44px; }
.conversation-found-message .bubble { outline: 2px solid var(--lapis); outline-offset: 5px; }
.conversation-tools-trigger:focus-visible, .conversation-tools-popover button:focus-visible,
.conversation-tool-dialog button:focus-visible, #conversation-find-input:focus-visible {
  outline: 2px solid var(--lapis); outline-offset: 2px;
}
@media (pointer: coarse) {
  .conversation-tools-trigger { width: 44px; min-height: 44px; }
}