/*
 * The Text pane (issue #26) and the floating action bar it raises over a selection.
 *
 * The pane is a Navigator tab like the other three, so it takes the same surface and spacing;
 * what is different is that its content is prose the reader is meant to select, so the text is
 * set at reading size (15px/1.6) rather than at control size.
 */

.text-pane {
  /* The engine's drawer rules (page/shell.css) already pin every pane to the body's box. */
  color: var(--text-primary);
}

.text-pane-list {
  position: absolute;
  inset: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 14px 16px 24px;
}

/* ---------------------------------------------------------------- a page */

.text-page + .text-page {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border-secondary);
}

.text-page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.text-page-title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.text-page-copy {
  flex: 0 0 auto;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  border-radius: 9px;
  background: transparent;
  border: 1px solid var(--border-primary);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
}
.text-page-copy i { font-size: 13px; }
.text-page-copy:hover,
.text-page-copy:focus-visible {
  background: var(--bg-tertiary);
  border-color: var(--border-accent);
  color: var(--text-primary);
  outline: none;
}

.text-page-para {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  overflow-wrap: break-word;
  /* The pane exists to be selected from. */
  user-select: text;
  -webkit-user-select: text;
}
.text-page-para:last-child { margin-bottom: 0; }

.text-page-blank {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* ---------------------------------------------------- reading / no text */

.text-pane-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 60%;
  padding: 32px 20px;
  text-align: center;
}

.text-pane-state i {
  font-size: 22px;
  color: var(--text-secondary);
  opacity: 0.7;
}

.text-pane-state p {
  margin: 0;
  max-width: 32ch;
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.55;
  color: var(--text-secondary);
}

.text-pane-link {
  min-height: 44px;
  padding: 0 16px;
  border-radius: 9px;
  background: var(--bg-accent);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease;
}
.text-pane-link:hover,
.text-pane-link:focus-visible {
  background: var(--bg-accent-hover);
  outline: none;
}

/* ------------------------------------------------- floating action bar */

/*
 * Anchored above the selection, in the viewport rather than in the drawer, because the drawer
 * slides on a transform and a fixed child of a transformed box is positioned against it.
 * Neutral elevation, no tint: it is chrome over the reader's own words.
 */
.text-actions {
  position: fixed;
  z-index: 1000002;
  display: flex;
  align-items: stretch;
  gap: 2px;
  padding: 4px;
  border-radius: 11px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-primary);
}

.text-actions[hidden] { display: none; }

.text-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease;
}
.text-action i { font-size: 13px; color: var(--text-secondary); }
.text-action:hover,
.text-action:focus-visible {
  background: var(--bg-tertiary);
  outline: none;
}
.text-action:hover i,
.text-action:focus-visible i { color: var(--text-accent); }

/* On a phone the bar keeps the labels but tightens up so all three fit across the sheet. */
@media (max-width: 767.98px) {
  .text-action { padding: 0 10px; font-size: 12px; gap: 6px; }
  .text-pane-list { padding: 12px 14px 28px; }
}

@media (prefers-reduced-motion: reduce) {
  .text-page-copy,
  .text-action,
  .text-pane-link { transition: none; }
}