.has-reading-tools main { padding-bottom: 140px; }
.reading-view[hidden],
.research-header .lede[hidden] { display: none; }
.reading-summary p { max-width: 100%; }
.reading-summary ul { margin: 0; padding-left: 20px; }
.reading-summary li { margin-bottom: 16px; padding-left: 2px; }
.reading-summary[data-reading-view="takeaway"] p { font-size: 18px; line-height: 1.85; color: var(--ink); }

.reading-bar {
  position: fixed;
  left: 50%;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 10;
  display: flex;
  align-items: center;
  width: max-content;
  max-width: calc(100% - 24px);
  padding: 4px;
  transform: translateX(-50%);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--paper);
  box-shadow: 0 3px 18px rgb(0 0 0 / 8%);
  font-size: 13px;
  line-height: 1.5;
}

.reading-modes { display: flex; align-items: center; gap: 2px; }
.reading-depth-dropdown { display: none; }
.reading-modes button,
.reading-depth-dropdown summary,
.reading-topics summary {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin: 0;
  padding: 6px 9px;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: var(--secondary);
  font: inherit;
  white-space: nowrap;
  cursor: pointer;
}

.reading-modes button:hover,
.reading-depth-dropdown summary:hover,
.reading-topics summary:hover { color: var(--ink); }
.reading-modes button[aria-pressed="true"] { background: var(--surface); color: var(--ink); font-weight: 500; }
.reading-topics { margin-left: 5px; padding-left: 5px; border-left: 1px solid var(--line); }
.reading-depth-dropdown summary,
.reading-topics summary { width: auto; gap: 5px; list-style: none; }
.reading-depth-dropdown summary::-webkit-details-marker,
.reading-topics summary::-webkit-details-marker { display: none; }
.reading-depth-dropdown[open] summary,
.reading-topics[open] summary { color: var(--ink); }
.reading-depth-dropdown[open] summary svg,
.reading-topics[open] summary svg { transform: rotate(180deg); }

.reading-mode-menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--body);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.reading-mode-menu button::after { content: ''; width: 5px; height: 5px; border-radius: 50%; background: currentColor; opacity: 0; }
.reading-mode-menu button:hover,
.reading-mode-menu button[aria-pressed="true"] { background: var(--surface); color: var(--ink); }
.reading-mode-menu button[aria-pressed="true"]::after { opacity: 1; }

.reading-menu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 12px);
  width: 320px;
  max-width: calc(100vw - 24px);
  max-height: min(65vh, 420px);
  overflow-y: auto;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  box-shadow: 0 5px 24px rgb(0 0 0 / 12%);
}

.reading-topic-list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 10px;
  border-radius: 5px;
  color: var(--body);
  font-size: 13px;
  line-height: 1.6;
  text-decoration: none;
}

.reading-topic-list a:hover,
.reading-topic-list a[aria-current="page"] { background: var(--surface); color: var(--ink); }
.reading-year { flex-shrink: 0; color: var(--secondary); font-size: 12px; font-variant-numeric: tabular-nums; }
.reading-pagination { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 6px 10px 2px; padding-top: 10px; border-top: 1px solid var(--line); font-size: 12px; }
.reading-pagination > span { color: var(--secondary); }
.reading-pagination a { padding: 4px 0; text-decoration: none; }
.reading-pagination a:hover { text-decoration: underline; }
.reading-status { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

@media (max-width: 480px) {
  .reading-bar { bottom: max(16px, env(safe-area-inset-bottom)); padding: 2px; font-size: 13px; }
  .reading-modes { display: none; }
  .reading-depth-dropdown { display: block; }
  .reading-depth-dropdown summary,
  .reading-topics summary { min-height: 38px; padding: 6px 12px; }
  .reading-topics { margin-left: 3px; padding-left: 3px; }
  .reading-menu { right: 50%; transform: translateX(50%); width: min(320px, calc(100vw - 24px)); }
  .reading-mode-menu { width: 190px; }
  .reading-summary[data-reading-view="takeaway"] p { font-size: 17px; }
}