/* ── Query metrics pill ───────────────────────────────────────────
   Subtle row above the results list. Shows result count, query
   latency, and the candidate-pool size in three monospace segments
   separated by middots. Right-aligned within the same content
   column the result cards use, so it reads like a timing readout
   from a search engine console rather than a UI control. */
/* Lives in the rail footer (bottom-right of the left panel,
   under the Sources list). Compact one-line readout: "{n} results
   · {t} ms · {N} candidates". Inherits the rail-foot's `.count`
   color via the legacy class on the first segment, but stays a
   single line that wraps gracefully on narrow rails. */
.query-metrics {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--sans);
  font-size: 10.5px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: rgba(var(--ink-rgb), 0.5);
  user-select: none;
}
.query-metrics[hidden] {
  display: none;
}
.qm-segment {
  white-space: nowrap;
}
.qm-time {
  color: rgba(var(--ink-rgb), 0.62);
  font-weight: 500;
}
.qm-results {
  color: rgba(var(--ink-rgb), 0.72);
  font-weight: 500;
}
.qm-sep {
  color: rgba(var(--ink-rgb), 0.25);
}
/* The .filter-strip wraps both the active-tag chips and the
 * source-result chips. The strip itself needs the same horizontal
 * gutter as the `.results` column below (which uses
 * `padding: 0 max(44px, calc((100% - 1320px) / 2))`); without it
 * the chips slide 44 px to the left of the result cards and read
 * as misaligned. Padding both children individually keeps the
 * inner inline-flex containers shrink-wrapped without forcing the
 * strip itself to be 100 % wide. */
.filter-strip {
  padding: 0 max(44px, calc((100% - 1320px) / 2));
  /* The `.spotlight-row` above leaves a 30 px bottom margin so the
   * search bar has air when no filters are active. When the strip
   * does carry chips we want them to read as a continuation of the
   * search bar, not a free-floating row halfway down the page — so
   * pull the strip up to sit ~12 px under the bar instead of 30. */
  margin-top: -18px;
  margin-bottom: 10px;
}
.filter-strip:has(> [hidden]:only-child),
.filter-strip:not(:has(> :not([hidden]))) {
  /* No visible chips → don't reserve the negative top margin or it
   * would steal space from the profile header / first card below. */
  margin: 0;
}
.active-tags {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
}
/* Active-tag — the filter chip that appears at the top of the
 * results. Same neutral capsule as the in-card tag, just a touch
 * more weight (10% ink fill + a hairline) so the user knows it's
 * the *applied* filter without it shouting at them. The × icon
 * sits inside the pill as a discreet "tap to clear" cue. */
.active-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 28px;
  padding: 0 8px 0 12px;
  background: rgba(var(--ink-rgb), 0.08);
  color: rgb(var(--ink-rgb));
  border: 1px solid rgba(var(--ink-rgb), 0.1);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease;
}
.active-tag:hover {
  background: rgba(var(--ink-rgb), 0.12);
  border-color: rgba(var(--ink-rgb), 0.18);
}
.active-tag svg {
  width: 12px;
  height: 12px;
  padding: 3px;
  border-radius: 50%;
  background: rgba(var(--ink-rgb), 0.1);
  color: rgba(var(--ink-rgb), 0.72);
  box-sizing: content-box;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}
.active-tag:hover svg {
  background: rgba(var(--ink-rgb), 0.18);
  color: rgb(var(--ink-rgb));
}
[data-theme="dark"] .active-tag {
  background: rgba(255, 255, 255, 0.08);
  color: #e6e6ee;
  border-color: rgba(255, 255, 255, 0.1);
}
[data-theme="dark"] .active-tag:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.18);
}
[data-theme="dark"] .active-tag svg {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.72);
}
[data-theme="dark"] .active-tag:hover svg {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}
.active-tag-clear {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 14px;
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    background 0.15s ease;
}
.active-tag-clear:hover {
  color: var(--ink);
  border-color: rgba(var(--ink-rgb), 0.22);
  background: rgba(var(--ink-rgb), 0.04);
}

/* Result-sources strip — sits under the spotlight and lists up to
   five sources actually present in the current result set, plus any
   currently-banned sources so the user can restore them. */
/* Avatar-pill mode for the auth button — shown when a user is
 * signed in. Replaces the gear icon with a round avatar that links
 * to their personal library. Square dimensions match the other
 * top-right pill buttons (.theme-toggle, .bookmark-btn). */
.auth-btn.avatar-pill {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-input);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.auth-btn.avatar-pill:hover {
  border-color: var(--accent-border);
  background: var(--accent-bg-subtle);
}
.auth-btn.avatar-pill .av {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.auth-btn.avatar-pill .av-fallback {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-primary);
  display: grid;
  place-items: center;
}

/* Companion Settings icon next to the avatar pill — same size, plain
 * gear glyph, only shown for signed-in users. */
.settings-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}
.settings-btn:hover {
  background: var(--accent-bg-subtle);
  color: var(--accent-primary);
  border-color: var(--accent-border);
}
.settings-btn svg {
  width: 18px;
  height: 18px;
}
.settings-btn[hidden] {
  display: none;
}

/* Personal-page header. Only rendered when the current library
 * selection is exactly the signed-in user's own slug. No banner /
 * background — the avatar + meta sit directly on the page surface
 * so they don't introduce a coloured block above the results.
 *
 * Side-padding mirrors `.results` exactly so the avatar's left
 * edge aligns with every doc card below. The vertical margins
 * give the block a little breathing room above + below. */
.profile-header {
  /* Top margin is small on purpose: the `.filter-strip` (active
   * tags + banned sources) sits between the search bar and this
   * header and only adds its own 22 px bottom margin when there's
   * anything to show — so we leave that strip room to expand
   * without burning vertical space when it's empty. */
  margin: 6px 0 24px;
  padding: 0 max(44px, calc((100% - 1320px) / 2)) 22px;
  /* Slight divider line so the personal-page header reads as its
   * own container, separate from the document feed below. */
  border-bottom: 1px solid var(--border);
}
.profile-header[hidden] {
  display: none;
}
.profile-header .ph-body {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 18px;
  /* Anchor the meta column to the TOP of the avatar so the
   * username/@handle sit at the upper edge of the picture rather
   * than floating around its middle. */
  align-items: start;
  padding: 0;
}
.profile-header .ph-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background-color: var(--bg-input);
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-card);
}
.profile-header .ph-avatar.ph-avatar-fallback {
  display: grid;
  place-items: center;
  color: var(--accent-primary);
  font-size: 32px;
  font-weight: 700;
  background: var(--accent-bg-subtle);
}
.profile-header .ph-meta {
  min-width: 0;
  /* Tiny top nudge to optically centre the cap-line of the name
   * with the avatar's top edge — the avatar has no leading. */
  padding-top: 2px;
}
.profile-header .ph-row {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 14px;
}
.profile-header .ph-follow {
  height: 26px;
  padding: 0 11px;
  border-radius: 9px;
  font: 600 12px/1 var(--sans);
  letter-spacing: 0;
  color: rgba(var(--ink-rgb), 0.78);
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.55),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.04);
  border: 1px solid rgba(var(--ink-rgb), 0.08);
  box-shadow:
    0 1px 0 rgba(var(--ink-rgb), 0.02),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition:
    background 0.14s ease,
    color 0.14s ease,
    border-color 0.14s ease,
    box-shadow 0.14s ease;
}
[data-theme="dark"] .profile-header .ph-follow {
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.045);
  border-color: rgba(255, 255, 255, 0.07);
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.profile-header .ph-follow::before {
  content: "Follow";
}
.profile-header .ph-follow:hover {
  color: rgba(var(--ink-rgb), 0.95);
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.65),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.07);
  border-color: rgba(var(--ink-rgb), 0.16);
  box-shadow:
    0 1px 2px rgba(var(--ink-rgb), 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
[data-theme="dark"] .profile-header .ph-follow:hover {
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.06),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.profile-header .ph-follow.is-following {
  color: rgba(var(--ink-rgb), 0.72);
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.55),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.04);
  border-color: rgba(var(--ink-rgb), 0.08);
  box-shadow:
    0 1px 0 rgba(var(--ink-rgb), 0.02),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
[data-theme="dark"] .profile-header .ph-follow.is-following {
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.04),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.045);
  border-color: rgba(255, 255, 255, 0.07);
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.profile-header .ph-follow.is-following::before {
  content: "Following";
}
.profile-header .ph-follow.is-following:hover {
  color: rgba(var(--ink-rgb), 0.92);
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.65),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.07);
  border-color: rgba(var(--ink-rgb), 0.16);
  box-shadow:
    0 1px 2px rgba(var(--ink-rgb), 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
[data-theme="dark"] .profile-header .ph-follow.is-following:hover {
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.06),
      rgba(255, 255, 255, 0) 55%
    ),
    rgba(var(--ink-rgb), 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.profile-header .ph-follow.is-following:hover::before {
  content: "Unfollow";
}
.profile-header .ph-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.2;
}
.profile-header .ph-handle {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 2px;
}
.profile-header .ph-bio {
  font-size: 14.5px;
  color: var(--text-secondary);
  margin-top: 10px;
  line-height: 1.45;
}
.profile-header .ph-stats {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-muted);
  display: flex;
  gap: 16px;
}
.profile-header .ph-stats strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* Follow-graph kicker shown above #results when the search page is
 * rendering the default-state timeline (activity from people you
 * follow). Kept low-key on purpose — same vertical rhythm as the
 * existing result-sources strip, just a single line with a tiny
 * accent dot. */
.following-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 14px;
  margin: 0 0 6px;
  font-size: 13.5px;
  color: var(--text-secondary);
}
.following-header strong {
  color: var(--text-primary);
  font-weight: 600;
}
.following-header .following-sub {
  color: var(--text-muted);
  font-weight: 400;
}
.following-header .following-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
  display: inline-block;
  align-self: center;
}
.following-header[hidden] {
  display: none;
}

.result-sources {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  align-items: center;
}
.result-source {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(var(--paper-rgb), 0.6);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    background 0.15s ease,
    opacity 0.15s ease;
}
.result-source img {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
  opacity: 0.9;
}
.result-source-count {
  color: var(--muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  font-weight: 400;
}
.result-source svg {
  width: 12px;
  height: 12px;
  opacity: 0.55;
  transition:
    opacity 0.15s ease,
    color 0.15s ease;
}
.result-source:hover {
  border-color: rgba(220, 38, 38, 0.45);
  color: rgb(220, 38, 38);
  background: rgba(220, 38, 38, 0.06);
}
.result-source:hover svg {
  opacity: 1;
}
/* Banned chip — strike-through label, dim, and a circular-arrow icon
   instead of the ✕ so the action reads as "restore". */
.result-source.banned {
  color: var(--muted);
  border-color: var(--border);
  background: transparent;
  text-decoration: line-through;
  opacity: 0.75;
}
.result-source.banned:hover {
  color: var(--ink);
  border-color: rgba(var(--ink-rgb), 0.22);
  background: rgba(var(--ink-rgb), 0.04);
  text-decoration: none;
  opacity: 1;
}
.result-source.banned svg {
  opacity: 0.85;
}

.spotlight:focus-within {
  background: rgba(var(--paper-rgb), 0.98);
  border-color: rgba(var(--ink-rgb), 0.12);
  box-shadow:
    0 1px 0 rgba(var(--paper-rgb), 0.9) inset,
    0 0 0 4px rgba(var(--accent-rgb), 0.14),
    0 12px 32px rgba(var(--ink-rgb), 0.1),
    0 2px 6px rgba(var(--ink-rgb), 0.04);
}
.spotlight-mag {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--muted);
  opacity: 0.65;
  pointer-events: none;
  transition:
    opacity 0.18s ease,
    color 0.18s ease;
}
.spotlight:focus-within .spotlight-mag {
  color: var(--ink);
  opacity: 0.85;
}
.spotlight input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.012em;
  color: var(--ink);
  padding: 12px 96px 12px 46px;
}
.spotlight input::placeholder {
  color: var(--muted);
  opacity: 0.55;
  font-weight: 400;
}
/* Re-ranker status pastille — anchored at the right end of the
     * search bar, a tiny coloured dot that signals where the
     * in-browser ColBERT model stands. Hidden until the worker
     * starts; orange (with a gentle pulse) while the model is
     * downloading; solid green once the model is ready and
     * re-ranking is live; dim red on any worker error. The native
     * title="" tooltip carries the verbose status string from the
     * worker's `status` events. */
/* Search-row wrapper — keeps the spotlight + the date filter on the
 * same baseline, with the date sitting just outside the input. */
.spotlight-row {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 30px;
}
/* The spotlight is now inside this row, so let it shed its own
 * bottom margin. Cap its width and DROP the auto right-margin so the
 * date filter snaps right next to the bar instead of being pushed to
 * the column's far right edge. */
.spotlight-row .spotlight {
  margin-bottom: 0;
  margin-right: 0;
  flex: 0 1 720px;
  min-width: 0;
}

/* Minimalist date-range filter. Bare text + a small chevron — no
 * fill, no border, no chip. Greyed at rest, picks up the ink colour
 * on hover so it reads as a quiet "settings" affordance.
 *
 * The filter is hidden whenever the spotlight input is empty — a
 * date range only makes sense once the user is actually searching.
 * `:placeholder-shown` matches both an empty input and one that's
 * just been cleared, so the chip flips on/off without JS. */
.spotlight-row:has(#q:placeholder-shown) .since-filter {
  display: none;
}
.since-filter {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 1px;
  font: 500 13px/1 var(--sans);
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.14s ease;
}
.since-filter:hover,
.since-filter:focus-within {
  color: rgba(var(--ink-rgb), 0.92);
}
.since-filter-select {
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  outline: 0;
  padding: 4px 0;
  -webkit-appearance: none;
  appearance: none;
}
.since-filter-select option {
  color: var(--text-primary);
  background: var(--paper);
}
.since-filter-caret {
  width: 11px;
  height: 11px;
  opacity: 0.7;
  transition: transform 0.18s ease;
  pointer-events: none;
}
.since-filter:hover .since-filter-caret {
  opacity: 1;
}

/* Hide the legacy sort-toggle pill cluster if any cached HTML still
 * carries it — the new date filter replaces it. */
.sort-toggle {
  display: none !important;
}

/* "Following only" toggle — sits next to the date filter, same
 * minimalist text+icon family. Off = greyed; On = full ink + a
 * tiny dot indicator so the active state is unmistakable. */
.scope-filter {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 4px 0;
  margin-left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 13px/1 var(--sans);
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.14s ease;
}
/* The `display: inline-flex` above overrides the UA-default
 * `[hidden] { display: none }`, so the JS-set `hidden` attribute
 * stops working. Force the attribute to win. */
.scope-filter[hidden] {
  display: none;
}
.scope-filter:hover {
  color: rgba(var(--ink-rgb), 0.92);
}
.scope-filter-icon {
  width: 13px;
  height: 13px;
  opacity: 0.85;
}
.scope-filter.is-on {
  color: rgb(var(--ink-rgb));
}
.scope-filter.is-on .scope-filter-icon {
  opacity: 1;
}
/* Dot indicator on the active state — drawn after the label so it
 * reads as "this filter is engaged" without an outlined chip. */
.scope-filter.is-on::after {
  content: "";
  width: 6px;
  height: 6px;
  margin-left: 2px;
  border-radius: 50%;
  background: #2eb872;
}

/* ──────────────────────────────────────────────────────────────────
 *  Category picker — desktop only
 *
 *  Topical filter that lives in the spotlight row next to the date
 *  and scope filters on viewports wider than 768 px. The button
 *  shows the active slug's display name with an accent dot. The
 *  popover panel (portaled to <body>, positioned by JS) presents a
 *  search input at the top, then either a grouped catalogue or
 *  search-driven "Best matches" + "Other matches" sections when the
 *  user is filtering.
 *
 *  On phones the inline picker is hidden — the bottom-nav "Topics"
 *  tab opens a Cupertino Pane sheet hosting `.category-rail`
 *  instead, mirroring the People drawer shape.
 * ────────────────────────────────────────────────────────────────── */
/* Desktop AND mobile both hide the inline picker — categories now
 * live in the right-rail tab toggle (desktop) or the bottom-nav
 * Topics tab (mobile). The inline markup stays in the DOM so the
 * existing JS handles (catPickerBtn / catPickerPanel) keep
 * functioning, but the elements never paint. */
.cat-picker {
  display: none !important;
}
.cat-picker-internal-only {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 6px;
}
.cat-picker-btn {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 4px 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 13px/1 var(--sans);
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.14s ease;
}
.cat-picker-btn:hover,
.cat-picker-btn[aria-expanded="true"] {
  color: rgba(var(--ink-rgb), 0.92);
}
.cat-picker-icon {
  width: 13px;
  height: 13px;
  opacity: 0.85;
  flex-shrink: 0;
}
.cat-picker-caret {
  width: 11px;
  height: 11px;
  opacity: 0.7;
  transition: transform 0.18s ease;
  pointer-events: none;
}
.cat-picker-btn[aria-expanded="true"] .cat-picker-caret {
  transform: rotate(180deg);
}
.cat-picker-label {
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* Selection-count badge — a small filled disc sitting between the
 * label and the caret. Hidden via the `hidden` attribute when the
 * picker has zero selections so the bar reads quiet by default. */
.cat-picker-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgb(var(--ink-rgb));
  color: rgb(var(--paper-rgb));
  font: 700 10.5px/1 var(--sans);
  flex-shrink: 0;
}
.cat-picker-count[hidden] {
  display: none;
}
/* Right-rail Topics tab badge — same idiom as the cat-picker count,
 * sized to sit next to the "Topics" label without bumping line
 * height. */
.rrt-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  margin-left: 4px;
  padding: 0 5px;
  border-radius: 999px;
  background: rgb(var(--ink-rgb));
  color: rgb(var(--paper-rgb));
  font: 700 10px/1 var(--sans);
  flex-shrink: 0;
}
.rrt-tab-count[hidden] {
  display: none;
}
/* "Selected" group block inside the picker — borrow the picker's
 * group spacing so the section reads as another bucket, but tag
 * it visually with a subtle accent rule so the user notices their
 * pinned picks at the top of the list. */
.cat-picker-group-selected {
  border-left: 2px solid var(--accent-primary);
  padding-left: 6px;
  margin-bottom: 4px;
}
.cat-picker-group-selected .cat-picker-group-head {
  color: var(--accent-primary);
}
/* Active state — a category is selected. Full ink, accent dot. */
.cat-picker.is-on .cat-picker-btn,
.cat-picker.is-on .cat-picker-icon {
  color: rgb(var(--ink-rgb));
  opacity: 1;
}
.cat-picker.is-on .cat-picker-btn::after {
  content: "";
  width: 6px;
  height: 6px;
  margin-left: 2px;
  border-radius: 50%;
  background: #2eb872;
  flex-shrink: 0;
}

/* Popover panel — portaled to <body> by page.js so it lives outside
 * the `.spotlight-row` blur layer (a `backdrop-filter` ancestor
 * would otherwise become the containing block for our
 * `position: fixed` and the panel would anchor to the search-bar
 * instead of the viewport). All actual positioning is set by JS
 * via inline `top` / `left` / `right` styles on open; the CSS just
 * supplies the visual shell. Newspaper-grade card: soft shadow,
 * hairline border, sharp 12 px radius. Scrolls internally when the
 * catalogue is long; never grows past viewport. */
.cat-picker-panel {
  position: fixed;
  z-index: 50;
  width: min(420px, 90vw);
  max-height: min(560px, 70vh);
  background: var(--paper);
  border: 1px solid rgba(var(--ink-rgb), 0.08);
  border-radius: 12px;
  box-shadow:
    0 4px 14px rgba(0, 0, 0, 0.06),
    0 18px 48px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cat-picker-pop 0.14s ease;
}
.cat-picker-panel[hidden] {
  display: none !important;
}
@keyframes cat-picker-pop {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.cat-picker-search-wrap {
  padding: 14px 14px 10px;
  border-bottom: 1px solid rgba(var(--ink-rgb), 0.07);
  position: relative;
}
/* Magnifier glyph inside the search input via mask-image so the
 * input itself can carry left padding without nesting markup. */
.cat-picker-search-wrap::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 50%;
  width: 14px;
  height: 14px;
  transform: translateY(-50%);
  background: rgba(var(--ink-rgb), 0.45);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'><circle cx='11' cy='11' r='7'/><path d='m20 20-4-4'/></svg>")
    no-repeat center / contain;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round'><circle cx='11' cy='11' r='7'/><path d='m20 20-4-4'/></svg>")
    no-repeat center / contain;
  pointer-events: none;
}
.cat-picker-search {
  width: 100%;
  appearance: none;
  border: 0;
  background: rgba(var(--ink-rgb), 0.045);
  padding: 10px 12px 10px 36px;
  border-radius: 9px;
  font: 500 14px/1 var(--sans);
  color: rgb(var(--ink-rgb));
  outline: 0;
  transition:
    background 0.14s ease,
    box-shadow 0.14s ease;
}
.cat-picker-search:hover {
  background: rgba(var(--ink-rgb), 0.06);
}
.cat-picker-search:focus {
  background: rgba(var(--ink-rgb), 0.075);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}
.cat-picker-search::placeholder {
  color: rgba(var(--ink-rgb), 0.45);
  font-weight: 400;
}

.cat-picker-list {
  overflow-y: auto;
  padding: 6px 0 12px;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
}
.cat-picker-list::-webkit-scrollbar {
  width: 7px;
}
.cat-picker-list::-webkit-scrollbar-thumb {
  background: rgba(var(--ink-rgb), 0.18);
  border-radius: 999px;
}
/* "All categories" reset row — pinned at the top of the list with
 * a soft underline that separates it from the catalogue below.
 * Reads as the explicit "show everything" affordance. */
.cat-picker-clear {
  appearance: none;
  border: 0;
  background: transparent;
  width: 100%;
  text-align: left;
  padding: 11px 18px;
  font: 600 13px/1.2 var(--sans);
  letter-spacing: -0.005em;
  color: rgba(var(--ink-rgb), 0.78);
  cursor: pointer;
  transition:
    background 0.12s ease,
    color 0.12s ease;
  border-bottom: 1px solid rgba(var(--ink-rgb), 0.05);
  margin-bottom: 4px;
}
.cat-picker-clear:hover,
.cat-picker-clear:focus-visible {
  background: rgba(var(--ink-rgb), 0.045);
  color: rgb(var(--ink-rgb));
  outline: 0;
}
.cat-picker-clear.is-current {
  color: rgb(var(--ink-rgb));
}
.cat-picker-clear.is-current::after {
  content: "✓";
  float: right;
  color: var(--accent, #2eb872);
  font-weight: 700;
}

/* Group block — either a catalogue group (Pretraining & Architecture,
 * Releases, …) when the search input is empty, or one of the
 * synthetic search-mode buckets ("Best matches" / "Other matches")
 * when filtering. */
.cat-picker-group {
  padding: 2px 0 4px;
}
.cat-picker-group + .cat-picker-group {
  border-top: 1px solid rgba(var(--ink-rgb), 0.04);
  margin-top: 4px;
  padding-top: 6px;
}
.cat-picker-group-head {
  padding: 10px 18px 6px;
  font: 700 10.5px/1.2 var(--sans);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(var(--ink-rgb), 0.42);
}
/* The ColBERT-promoted "Best matches" section gets an accent-tinted
 * header so the user sees where the search ranking came from. */
.cat-picker-group-colbert .cat-picker-group-head {
  color: var(--accent, #2eb872);
}

.cat-picker-item {
  appearance: none;
  border: 0;
  background: transparent;
  width: 100%;
  text-align: left;
  padding: 10px 18px;
  font: 500 14px/1.35 var(--sans);
  letter-spacing: -0.005em;
  color: rgb(var(--ink-rgb));
  cursor: pointer;
  transition:
    background 0.12s ease,
    color 0.12s ease;
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
}
.cat-picker-item:hover,
.cat-picker-item:focus-visible {
  background: rgba(var(--ink-rgb), 0.045);
  outline: 0;
}
.cat-picker-item-name {
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: -0.005em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.cat-picker-item-desc {
  font-weight: 400;
  font-size: 12px;
  line-height: 1.4;
  color: rgba(var(--ink-rgb), 0.55);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cat-picker-item.is-current {
  background: rgba(var(--accent-rgb, 46, 184, 114), 0.08);
}
.cat-picker-item.is-current .cat-picker-item-name {
  color: var(--accent, #2eb872);
}
.cat-picker-item.is-current .cat-picker-item-name::after {
  content: "✓";
  margin-left: auto;
  color: var(--accent, #2eb872);
  font-weight: 700;
}

.cat-picker-empty {
  padding: 28px 18px;
  font: 500 13px/1.4 var(--sans);
  color: rgba(var(--ink-rgb), 0.48);
  text-align: center;
}

/* On phones, sit the popover full-width near the bottom of the
 * viewport so the catalogue stays comfortable to scroll on a thumb.
 * Width override only — JS sets the actual top/left/right. */
@media (max-width: 768px) {
  .cat-picker-panel {
    width: auto;
    max-height: 70vh;
  }
}

/* ──────────────────────────────────────────────────────────────────
 *  Category rail — mobile-only sheet body
 *
 *  Hosted by a Cupertino Pane on phone, opened by the bottom-nav
 *  "Topics" tab. Hidden at rest. The rail mirrors `.people-rail`
 *  (heading + search input + scrollable list) so the two drawers
 *  read as siblings of one UI primitive. The list rows reuse the
 *  `.cat-picker-item` / `.cat-picker-group` styles above so the
 *  lexical + ColBERT renderer stays single-source.
 * ────────────────────────────────────────────────────────────────── */
.category-rail {
  display: none;
}
/* Desktop right column toggle — when body's data-rail-mode is
 * "categories", show the category rail with the same layout
 * primitives as .people-rail, anchored to the right column.
 * .people-rail's own `display: flex` is overridden in this mode
 * by the body[data-rail-mode] selector below. */
@media (min-width: 1200px) {
  body[data-rail-mode="categories"] .people-rail {
    display: none !important;
  }
  body[data-rail-mode="categories"] .category-rail {
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    align-self: start;
    height: 100dvh;
    max-height: 100dvh;
    border-left: 1px solid var(--border);
    padding: 22px 18px 0;
    gap: 12px;
    box-sizing: border-box;
    overflow: hidden;
    grid-column: 3;
  }
}
.category-rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* "Clear selection" link — quiet pill underneath the rail head,
 * paints only when at least one slug is in state.categories. The
 * style is intentionally subtle so it reads as a "tidy up" link
 * rather than a primary action, with the accent only on hover. */
.cat-rail-clear {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 6px 10px;
  margin: 4px 0 2px;
  align-self: flex-start;
  font: 600 12px/1 var(--sans);
  letter-spacing: -0.005em;
  color: rgba(var(--ink-rgb), 0.6);
  cursor: pointer;
  border-radius: 999px;
  transition:
    color 0.14s ease,
    background 0.14s ease;
}
.cat-rail-clear:hover {
  color: var(--accent, #2eb872);
  background: rgba(var(--ink-rgb), 0.04);
}
.cat-rail-clear[hidden] {
  display: none !important;
}

/* People ↔ Topics toggle pill — sits in both rail heads. Two
 * tabs, the inactive one greys out. Hidden on phone (the rail
 * heads themselves are hidden inside the Cupertino sheet). */
.right-rail-toggle {
  display: inline-flex;
  gap: 0;
  padding: 2px;
  background: rgba(var(--ink-rgb), 0.05);
  border-radius: 999px;
}
.rrt-tab {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 5px 12px;
  border-radius: 999px;
  font: 600 12px/1 var(--sans);
  letter-spacing: -0.005em;
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  transition:
    background 0.14s ease,
    color 0.14s ease;
}
.rrt-tab:hover {
  color: rgb(var(--ink-rgb));
}
.rrt-tab.is-current {
  background: var(--paper, #fff);
  color: rgb(var(--ink-rgb));
  box-shadow: 0 1px 3px rgba(15, 17, 22, 0.08);
}
[data-theme="dark"] .rrt-tab.is-current {
  background: rgba(255, 255, 255, 0.12);
}
@media (max-width: 768px) {
  .right-rail-toggle {
    display: none;
  }
}
.category-rail-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.7;
}
.category-rail-search {
  position: relative;
  display: flex;
  align-items: center;
}
.category-rail-search svg {
  position: absolute;
  left: 12px;
  width: 16px;
  height: 16px;
  color: var(--muted);
  opacity: 0.6;
  pointer-events: none;
}
.category-rail-search input {
  width: 100%;
  height: 40px;
  padding: 0 12px 0 36px;
  background: rgba(var(--ink-rgb), 0.045);
  border: 0;
  border-radius: 8px;
  color: var(--ink);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: background 0.15s;
}
.category-rail-search input::placeholder {
  color: var(--muted);
  opacity: 0.55;
}
.category-rail-search input:hover {
  background: rgba(var(--ink-rgb), 0.06);
}
.category-rail-search input:focus {
  background: rgba(var(--ink-rgb), 0.07);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}
.category-rail-list {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  padding-bottom: 0;
  margin: 0 -14px;
}
.category-rail-list::-webkit-scrollbar {
  width: 6px;
}
.category-rail-list::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 999px;
}
/* The Cupertino Pane wrapper draws its own paper colour + radius;
 * the rail itself just lays out heading + search + list. Forced
 * visible only when the sheet is open (page.js sets inline
 * `display: flex` before present()). */
@media (max-width: 768px) {
  .category-rail {
    flex-direction: column;
    padding: 18px 14px 0;
    gap: 12px;
    box-sizing: border-box;
    height: 100%;
  }
}

/* Shuffle action — same minimalist text+icon family as the date /
 * scope filters. Sits in the topbar on the feed view only (page.js
 * toggles `hidden`). Click → JS Fisher-Yates over the visible
 * cards. A short rotation animation gives the button a "did
 * something" cue without a heavier toast. */
.shuffle-filter {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 4px 0;
  margin-left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 13px/1 var(--sans);
  color: rgba(var(--ink-rgb), 0.55);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.14s ease;
}
.shuffle-filter[hidden] {
  display: none;
}
.shuffle-filter:hover {
  color: rgba(var(--ink-rgb), 0.92);
}
.shuffle-filter-icon {
  width: 13px;
  height: 13px;
  opacity: 0.85;
  transition: transform 0.45s cubic-bezier(0.32, 0.72, 0, 1);
}
.shuffle-filter:hover .shuffle-filter-icon {
  opacity: 1;
}
.shuffle-filter.is-spinning .shuffle-filter-icon {
  transform: rotate(180deg);
}

/* Pull-to-refresh indicator — sits between the sticky search bar
 * and the first feed card. Hidden at rest (translateY = 0,
 * opacity = 0); the touchmove handler in page.js drags it down
 * with the finger and ramps opacity. Releasing past the trigger
 * point fires the fetch + adds `.is-spinning` for the continuous
 * rotation. */
/* Pinned to the top of the viewport so it reads as a chrome
 * element rather than feed content. Starts off-screen (-56px) and
 * is translated down by JS as the user pulls — the chip slides
 * out from above the search bar instead of getting hidden behind
 * it. z-index is one notch above the sticky search bar (z=40) so
 * it always wins the stacking battle. */
.feed-pull-refresh {
  position: fixed;
  top: 0;
  left: 50%;
  pointer-events: none;
  opacity: 0;
  z-index: 60;
  transform: translate3d(-50%, -56px, 0);
  will-change: transform, opacity;
}
.feed-pull-refresh-spinner {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: rgba(var(--paper-rgb), 0.92);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(var(--ink-rgb), 0.08);
  box-shadow:
    0 6px 18px rgba(var(--ink-rgb), 0.12),
    0 1px 0 rgba(255, 255, 255, 0.6) inset;
  display: grid;
  place-items: center;
  color: rgba(var(--ink-rgb), 0.7);
}
[data-theme="dark"] .feed-pull-refresh-spinner {
  background: rgba(20, 20, 28, 0.85);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow:
    0 6px 18px rgba(0, 0, 0, 0.45),
    0 1px 0 rgba(255, 255, 255, 0.04) inset;
}
.feed-pull-refresh-spinner svg {
  width: 18px;
  height: 18px;
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
/* Armed (past the trigger point) — ring darkens + icon picks up
 * full ink so a release reads as "yes, this will commit". */
.feed-pull-refresh.is-armed .feed-pull-refresh-spinner {
  background: rgba(var(--paper-rgb), 1);
  border-color: rgba(var(--ink-rgb), 0.16);
  color: rgb(var(--ink-rgb));
}
[data-theme="dark"] .feed-pull-refresh.is-armed .feed-pull-refresh-spinner {
  background: rgba(28, 28, 36, 0.95);
  border-color: rgba(255, 255, 255, 0.14);
}
/* Spinning — runs while the fetch is in flight. */
.feed-pull-refresh.is-spinning .feed-pull-refresh-spinner svg {
  animation: feed-pull-spin 0.9s linear infinite;
}
@keyframes feed-pull-spin {
  to {
    transform: rotate(360deg);
  }
}

.reranker-dot {
  position: absolute;
  /* Sits at the right edge of the bar when the input is empty.
       * When the user types, a CSS sibling rule below shifts it
       * left (`right: 42px`) so the appearing clear button doesn't
       * overlap it. */
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: transparent;
  transition:
    background 0.2s ease,
    box-shadow 0.2s ease,
    opacity 0.2s ease;
  pointer-events: auto;
  cursor: help;
  opacity: 0;
}
.reranker-dot[data-state="loading"] {
  opacity: 1;
  background: #f59e0b;
  box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.45);
  animation: reranker-pulse 1.6s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
.reranker-dot[data-state="ready"] {
  opacity: 1;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
}
.reranker-dot[data-state="error"] {
  opacity: 0.85;
  background: #b91c1c;
}
@keyframes reranker-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.55);
  }
  70% {
    box-shadow: 0 0 0 7px rgba(245, 158, 11, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
  }
}
/* Clear button — Apple's filled-circle xmark, anchored at the
     * very right of the bar. Hidden until the input has content. */
.spotlight input::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
}
.spotlight-clear {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  background: rgba(var(--ink-rgb), 0.22);
  border: 0;
  padding: 0;
  cursor: pointer;
  border-radius: 50%;
  color: rgba(var(--paper-rgb), 0.96);
  display: none;
  align-items: center;
  justify-content: center;
  transition:
    background 0.12s ease,
    transform 0.12s ease;
}
.spotlight-clear svg {
  width: 9px;
  height: 9px;
  display: block;
}
.spotlight-clear:hover {
  background: rgba(var(--ink-rgb), 0.36);
}
.spotlight-clear:active {
  transform: translateY(-50%) scale(0.92);
}

/* Toggle: input not empty → show clear button. */
.spotlight input:not(:placeholder-shown) ~ .spotlight-clear {
  display: inline-flex;
}
/* When the clear button appears, shift the rerank dot leftward
     * so it doesn't sit on top of the clear button. (Clear is at
     * right:14 + 17px wide → its left edge is at right:31; the dot
     * at right:42 leaves an 11px gap.) */
.spotlight input:not(:placeholder-shown) ~ .reranker-dot {
  right: 42px;
}