.research-reading {
  --reading-ink: #172b44;
  --reading-muted: #52657b;
  --reading-line: #d9e2ec;
  --reading-blue: #164e82;
  --reading-wash: #f4f7fa;
  --reading-warning: #78501c;
  --reading-warning-bg: #fff7e8;
  max-width: 57rem;
  margin: 0 auto;
  padding: 1.5rem 2rem 2rem;
  color: var(--reading-ink);
  background: #fff;
  font-size: 1rem;
  line-height: 1.85;
  overflow-wrap: anywhere;
}
.research-reading [hidden] { display: none !important; }
.research-reading h2 { margin: 0; color: var(--reading-ink); font-size: 1.5rem; line-height: 1.4; }
.reading-intro > p { margin: .5rem 0 1.5rem; color: var(--reading-muted); font-size: .9375rem; }
.reading-toolbar { padding-bottom: 1rem; border-bottom: 1px solid var(--reading-line); }
.reading-toolbar label { display: block; margin-bottom: .375rem; font-size: .875rem; font-weight: 600; }
.reading-toolbar input { box-sizing: border-box; width: 100%; min-width: 0; padding: .625rem .75rem; border: 1px solid #a9b9ca; border-radius: .25rem; color: var(--reading-ink); background: #fff; font: inherit; line-height: 1.5; }
.reading-count { margin: .5rem 0 0; color: var(--reading-muted); font-size: .8125rem; }
.reading-list { display: block; }
.reading-article { padding: 1.75rem 0; border-bottom: 1px solid var(--reading-line); }
.reading-article-heading { display: flex; align-items: flex-start; flex-wrap: wrap; gap: .5rem .75rem; }
.reading-article-heading h3 { flex: 1 1 28rem; min-width: 0; margin: 0; color: var(--reading-ink); font-size: 1.1875rem; font-weight: 650; line-height: 1.65; }
.reading-badge { display: inline-block; flex: 0 0 auto; padding: .125rem .5rem; border: 1px solid var(--reading-line); border-radius: .25rem; color: var(--reading-muted); background: var(--reading-wash); font-size: .75rem; line-height: 1.75; }
.reading-badge-warning { color: var(--reading-warning); background: var(--reading-warning-bg); border-color: #dfc394; }
.reading-dates { display: flex; flex-wrap: wrap; column-gap: 1.25rem; margin: .5rem 0 1.25rem; color: var(--reading-muted); font-size: .8125rem; line-height: 1.7; }
.reading-section { margin: 1rem 0 0; }
.reading-label { display: block; margin-bottom: .375rem; color: var(--reading-ink); font-size: .875rem; font-weight: 650; }
.reading-section p, .reading-analysis p { margin: .375rem 0; }
.reading-section ul { padding-left: 1.25rem; margin: .375rem 0; }
.reading-section li { margin: .375rem 0; padding-left: .125rem; }
.reading-checks { padding: .75rem 1rem; border-left: .1875rem solid #b8c9da; background: var(--reading-wash); font-size: .9375rem; }
.reading-attribution { margin-top: 1rem; color: var(--reading-muted); font-size: .8125rem; line-height: 1.8; }
.reading-attribution p { margin: .125rem 0; }
.reading-analysis { margin-top: 1rem; font-size: .9375rem; }
.reading-analysis > summary { width: fit-content; padding: .375rem 0; color: var(--reading-blue); font-size: .875rem; font-weight: 600; cursor: pointer; }
.reading-analysis[open] > summary { margin-bottom: .5rem; }
.reading-muted { color: var(--reading-muted); font-size: .875rem; }
.reading-analysis-missing { margin: .75rem 0 0; font-size: .8125rem; }
.reading-actions { display: flex; justify-content: center; flex-wrap: wrap; padding-top: 1.25rem; gap: .75rem; }
.reading-actions button, .reading-update button { min-height: 2.75rem; padding: .5rem 1.25rem; border: 1px solid #9bb1c7; border-radius: .25rem; color: var(--reading-blue); background: #fff; font: inherit; font-size: .9375rem; cursor: pointer; }
.reading-actions button:hover, .reading-update button:hover { background: var(--reading-wash); }
.research-reading :is(input, button, summary):focus-visible { outline: .1875rem solid #2368a2; outline-offset: .1875rem; }
.reading-state { padding: 2rem 0; color: var(--reading-muted); }
@media (max-width: 600px) {
  .research-reading { padding: 1rem .875rem 1.5rem; font-size: .9375rem; line-height: 1.9; }
  .research-reading h2 { font-size: 1.3125rem; }
  .reading-intro > p { font-size: .875rem; }
  .reading-article { padding: 1.5rem 0; }
  .reading-article-heading h3 { flex-basis: 100%; font-size: 1.0625rem; }
  .reading-dates { display: block; }
  .reading-dates span { display: block; margin-top: .125rem; }
  .reading-checks { padding: .625rem .75rem; }
}

.reading-update { padding: .5rem 0; }
.reading-update .reading-state { padding: .5rem 0; font-size: .875rem; }
.reading-update button { margin: .25rem 0 .5rem; }