/* Catch up keeps navigation quiet and gives the content a readable measure. */
.catch-up { --catch-up-soft: color-mix(in oklab, var(--primary) 7%, var(--card)); }
.catch-up [hidden] { display: none !important; }
.catch-up-header { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin: .25rem 0 2.25rem; }
.catch-up-header h1 { font-size: clamp(1.85rem, 3vw, 2.25rem); font-weight: 650; line-height: 1.15; letter-spacing: -.045em; }
.catch-up-subtitle { color: var(--muted-foreground); margin-top: .5rem; font-size: .9375rem; }
.catch-up-header-actions { display: flex; flex-direction: column; align-items: flex-end; gap: .65rem; }
.catch-up-progress { font-size: .8125rem; color: var(--muted-foreground); font-variant-numeric: tabular-nums; }
.catch-up-button { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; min-height: 2.5rem; padding: .45rem .8rem; border: 1px solid transparent; border-radius: .5rem; font-size: .8125rem; font-weight: 550; line-height: 1.3; color: var(--muted-foreground); cursor: pointer; transition: background-color 120ms, color 120ms, border-color 120ms; }
.catch-up-button:hover:not(:disabled) { background: var(--muted); color: var(--foreground); }
.catch-up-button:disabled { cursor: default; opacity: .45; }
.catch-up :is(button, a, summary):focus-visible { outline: 2px solid var(--ring); outline-offset: 3px; }
.catch-up-bulk { border-color: var(--border); background: var(--card); color: var(--foreground); }
.catch-up-error:empty { display: none; }
.catch-up-error { margin: 0 0 1rem; padding: .8rem 1rem; border-radius: .6rem; color: var(--destructive); background: color-mix(in oklab, var(--destructive) 6%, var(--card)); font-size: .875rem; }
.catch-up-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); align-items: start; gap: 2rem; }
.catch-up-rail { position: sticky; top: 1.5rem; min-width: 0; max-height: calc(100vh - 3rem); overflow-y: auto; scrollbar-width: thin; padding: .2rem .3rem .5rem 0; }
.catch-up-section-label { padding: 0 .85rem; margin-bottom: .85rem; font-size: .6875rem; font-weight: 650; text-transform: uppercase; letter-spacing: .1em; color: var(--muted-foreground); }
.catch-up-topic-picker > summary { display: none; }
.catch-up-topic-list { display: grid; gap: .25rem; }
.catch-up-topic { display: flex; align-items: start; justify-content: space-between; gap: .75rem; padding: .85rem; border: 1px solid transparent; border-radius: .65rem; text-decoration: none; color: var(--muted-foreground); }
.catch-up-topic:hover { background: color-mix(in oklab, var(--muted) 60%, transparent); color: var(--foreground); }
.catch-up-topic[aria-current="page"] { color: var(--foreground); background: var(--catch-up-soft); border-color: color-mix(in oklab, var(--primary) 22%, transparent); }
.catch-up-topic-name { font-size: .875rem; font-weight: 550; line-height: 1.55; overflow-wrap: anywhere; }
.catch-up-topic-count { flex: none; min-width: 1.45rem; padding: .1rem .4rem; margin-top: .05rem; border-radius: .35rem; background: var(--muted); color: var(--muted-foreground); font-size: .6875rem; font-weight: 650; text-align: center; font-variant-numeric: tabular-nums; }
.catch-up-topic[aria-current="page"] .catch-up-topic-count { color: var(--primary); background: color-mix(in oklab, var(--primary) 12%, var(--card)); }
.catch-up-saved { margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.catch-up-saved-link { display: flex; align-items: start; gap: .6rem; padding: .65rem .85rem; border-radius: .5rem; color: var(--muted-foreground); font-size: .8125rem; line-height: 1.5; }
.catch-up-saved-link svg { flex: none; margin-top: .15rem; }
.catch-up-saved-link:hover { background: var(--muted); color: var(--foreground); }
.catch-up-help { margin: 1.5rem .85rem 0; color: var(--muted-foreground); font-size: .75rem; line-height: 1.6; }
.catch-up-help summary { cursor: pointer; }
.catch-up-help p { margin-top: .5rem; }
.catch-up-reader { min-width: 0; max-width: 54rem; }
.catch-up-reader-heading { font-size: 1.125rem; font-weight: 600; line-height: 1.5; letter-spacing: -.015em; margin: 0 0 1.1rem; padding: 0 .1rem; overflow-wrap: anywhere; }
.catch-up-items { display: grid; gap: 1rem; }
.catch-up-item { min-width: 0; padding: 1.5rem 1.75rem 0; background: var(--card); border: 1px solid var(--border); border-radius: .9rem; box-shadow: 0 2px 4px color-mix(in oklab, var(--foreground) 2%, transparent); scroll-margin-top: 1rem; }
.catch-up-item[data-state="kept"] { border-color: color-mix(in oklab, var(--primary) 45%, var(--border)); }
.catch-up-item-header { display: flex; align-items: start; justify-content: space-between; gap: .75rem; margin-bottom: 1.25rem; }
.catch-up-identity { display: flex; align-items: start; gap: .75rem; min-width: 0; }
.catch-up-avatar { display: grid; place-items: center; flex: none; width: 2.4rem; height: 2.4rem; border-radius: 50%; background: var(--catch-up-soft); color: var(--primary); font-size: .75rem; font-weight: 650; letter-spacing: .02em; }
.catch-up-identity h3 { font-size: .875rem; font-weight: 650; line-height: 1.5; overflow-wrap: anywhere; }
.catch-up-meta { display: flex; flex-wrap: wrap; align-items: center; column-gap: .75rem; row-gap: .2rem; margin-top: .15rem; font-size: .6875rem; color: var(--muted-foreground); }
.catch-up-source { display: inline-flex; align-items: center; gap: .2rem; text-decoration: none; }
.catch-up-source:hover { color: var(--primary); text-decoration: underline; }
.catch-up-item-status { display: inline-flex; align-items: center; gap: .35rem; flex: none; margin-top: .2rem; font-size: .6875rem; font-weight: 550; color: var(--muted-foreground); }
.catch-up-item-status::before { content: ""; display: block; width: .35rem; height: .35rem; border-radius: 50%; background: var(--primary); }
.catch-up-item[data-state="reviewed"] .catch-up-item-status::before { background: var(--border); }
.catch-up-item[data-state="kept"] .catch-up-item-status { color: var(--primary); }
.catch-up-content { min-width: 0; }
.catch-up .catch-up-prose { max-width: 68ch; font-size: 1rem; line-height: 1.8; overflow-wrap: anywhere; hyphens: none; }
.catch-up-prose > :first-child { margin-top: 0; }
.catch-up-prose > :last-child { margin-bottom: 0; }
.catch-up-prose :is(pre, table) { max-width: 100%; overflow-x: auto; }
.catch-up-prose table { display: block; }
.catch-up-quote { margin: 0 0 1rem; padding: .8rem 1rem; border-left: 2px solid var(--primary); background: var(--catch-up-soft); border-radius: 0 .45rem .45rem 0; }
.catch-up-quote span { display: block; color: var(--muted-foreground); font-size: .6875rem; margin-bottom: .35rem; }
.catch-up-quote p { font-size: .875rem; line-height: 1.65; overflow-wrap: anywhere; }
.catch-up-tags { display: flex; gap: .4rem; flex-wrap: wrap; margin-top: .75rem; }
.catch-up-tags span { font-size: .6875rem; color: var(--muted-foreground); border: 1px solid var(--border); border-radius: .3rem; padding: .2rem .5rem; }
.catch-up-task-details { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75rem; margin-bottom: 1.25rem; }
.catch-up-task-details dt { color: var(--muted-foreground); font-size: .6875rem; margin-bottom: .3rem; }
.catch-up-task-details dd { font-size: .8125rem; font-weight: 550; overflow-wrap: anywhere; }
.catch-up-deleted { color: var(--muted-foreground); font-size: .875rem; }
.catch-up-history { margin-top: 1.15rem; font-size: .75rem; color: var(--muted-foreground); }
.catch-up-history summary { display: list-item; width: fit-content; cursor: pointer; }
.catch-up-history-content { margin-top: .65rem; padding: .75rem; border-radius: .4rem; background: var(--muted); line-height: 1.8; }
.catch-up-item-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .2rem; margin-top: 1rem; padding: .65rem 0; border-top: 1px solid var(--border); }
.catch-up-reply-button { color: var(--primary); background: var(--catch-up-soft); }
.catch-up-read-button { margin-left: auto; }
.catch-up-keep-button[aria-pressed="true"] { color: var(--primary); background: var(--catch-up-soft); }
.catch-up-reply[open] { padding: 1rem 0 1.5rem; border-top: 1px solid var(--border); }
.catch-up-draft-status { font-size: .75rem; color: var(--muted-foreground); margin: .6rem 0; }
.catch-up-draft-actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.catch-up-submit { background: var(--primary); color: var(--primary-foreground); }
.catch-up-submit:hover:not(:disabled) { background: var(--primary); color: var(--primary-foreground); filter: brightness(.95); }
.catch-up-empty { text-align: center; padding: 5rem 1.5rem; border: 1px solid var(--border); border-radius: 1rem; background: var(--card); }
.catch-up-reader:has(.catch-up-items:empty) > .catch-up-reader-heading { display: none; }
.catch-up-empty-icon { display: grid; place-items: center; height: 4.5rem; width: 4.5rem; margin: 0 auto 1.25rem; border-radius: 50%; color: var(--primary); background: var(--catch-up-soft); }
.catch-up-empty h2 { font-size: 1.5rem; font-weight: 600; letter-spacing: -.03em; }
.catch-up-empty p { margin-top: .6rem; font-size: .9375rem; color: var(--muted-foreground); }
.catch-up-empty .catch-up-empty-note { margin-top: 1.25rem; font-size: .75rem; }
@media (max-width: 1023px) {
  .catch-up-layout { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .catch-up-rail { position: static; max-height: none; padding: 0; }
  .catch-up-topic-picker { border: 1px solid var(--border); border-radius: .65rem; background: var(--card); }
  .catch-up-topic-picker > summary { display: flex; align-items: center; justify-content: space-between; list-style: none; padding: .85rem 1rem; font-size: .875rem; font-weight: 550; cursor: pointer; }
  .catch-up-topic-picker > summary::-webkit-details-marker { display: none; }
  .catch-up-topic-picker[open] > summary svg { transform: rotate(180deg); }
  .catch-up-topic-picker > .catch-up-section-label { display: none; }
  .catch-up-topic-list { padding: 0 .35rem .35rem; max-height: 18rem; overflow-y: auto; }
  .catch-up-saved { margin-top: 1rem; padding-top: 1rem; }
  .catch-up-help { margin-top: .75rem; }
  .catch-up-reader { max-width: none; }
}
@media (max-width: 600px) {
  .catch-up-header { align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
  .catch-up-header-actions { align-items: flex-start; gap: .6rem; }
  .catch-up-item { padding: 1.1rem 1rem 0; border-radius: .75rem; }
  .catch-up-item-header { gap: .5rem; }
  .catch-up-avatar { width: 2rem; height: 2rem; }
  .catch-up-item-status { max-width: 4.4rem; font-size: .625rem; }
  .catch-up-meta { font-size: .6875rem; }
  .catch-up-button { min-height: 2.75rem; padding-inline: .55rem; font-size: .75rem; }
  .catch-up-task-details { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catch-up-reader-heading { font-size: 1.0625rem; }
  .catch-up-empty { padding: 3.5rem 1rem; }
}
@media (prefers-reduced-motion: reduce) {
  .catch-up-button { transition: none; }
}

.catch-up-summary-note { color: var(--muted-foreground); font-size: .75rem; line-height: 1.6; margin-bottom: 1.25rem; }
.catch-up-summary-loading { display: grid; justify-items: center; gap: .75rem; padding: 3rem 1.5rem; border: 1px solid var(--border); border-radius: .9rem; background: var(--card); text-align: center; color: var(--muted-foreground); }
.catch-up-summary-loading svg { color: var(--primary); }
.catch-up-summary-loading p { font-size: 1rem; font-weight: 550; color: var(--foreground); }
.catch-up-summary-loading span { font-size: .8125rem; }
.catch-up-digest-topic { padding: 1.6rem 1.75rem; margin-bottom: 1rem; border: 1px solid var(--border); border-radius: .9rem; background: var(--card); scroll-margin-top: 1rem; }
.catch-up-digest-topic header { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1.15rem; }
.catch-up-digest-topic h2 { font-size: 1.125rem; font-weight: 650; letter-spacing: -.02em; overflow-wrap: anywhere; }
.catch-up-digest-topic h2 a:hover { color: var(--primary); }
.catch-up-digest-topic header > span { flex: none; color: var(--muted-foreground); font-size: .6875rem; }
.catch-up-digest-points { display: grid; gap: 1.2rem; list-style: disc; padding-left: 1.15rem; }
.catch-up-digest-points li::marker { color: var(--muted-foreground); }
.catch-up-digest-points p { max-width: 68ch; font-size: .9375rem; line-height: 1.8; overflow-wrap: anywhere; }
.catch-up-citations { display: flex; flex-wrap: wrap; gap: .4rem .75rem; margin-top: .45rem; font-size: .75rem; line-height: 1.6; color: var(--muted-foreground); }
.catch-up-citations a { color: var(--primary); text-decoration: underline; text-decoration-color: color-mix(in oklab, var(--primary) 25%, transparent); text-underline-offset: 3px; }
.catch-up-citations a:hover { text-decoration-color: var(--primary); }
.catch-up-source-list { margin-top: 1.75rem; border-top: 1px solid var(--border); padding-top: 1rem; font-size: .8125rem; }
.catch-up-source-list > summary { cursor: pointer; color: var(--muted-foreground); }
.catch-up-source-list h3 { margin: 1.25rem 0 .35rem; font-weight: 600; overflow-wrap: anywhere; }
.catch-up-source-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .65rem 0; border-bottom: 1px solid var(--border); }
.catch-up-source-row a { color: var(--primary); overflow-wrap: anywhere; }
.catch-up-source-row a:hover { text-decoration: underline; }
.catch-up-source-state { display: block; margin-top: .2rem; color: var(--muted-foreground); font-size: .6875rem; }
.catch-up-source-actions { display: flex; flex: none; }
.catch-up-pagination { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem; margin: 1.25rem 0; font-size: .8125rem; color: var(--muted-foreground); }
.catch-up-pagination a { color: var(--primary); text-decoration: underline; }
@media (max-width: 600px) {
  .catch-up-digest-topic { padding: 1.25rem 1rem; }
  .catch-up-digest-topic header { gap: .75rem; }
  .catch-up-digest-topic h2 { font-size: 1rem; }
  .catch-up-source-row { align-items: flex-start; flex-direction: column; gap: .35rem; }
  .catch-up-source-actions { align-self: flex-end; }
}