/* =============================================================================
   HERO
   ============================================================================= */
.hero {
  position: relative;
  min-height: clamp(520px, 80vh, 820px);
  display: flex;
  align-items: center;
}

.hero__inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 880px) {
  .hero__inner { grid-template-columns: 1fr; gap: clamp(1.5rem, 5vw, 3rem); }
}

.hero__photo {
  position: relative;
  width: 100%;
  max-width: 440px;
  margin: 0;
}
.hero__photo img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  background: var(--surface-2);
  transition: transform var(--t-slow) var(--ease);
}
.hero__photo:hover img { transform: translateY(-2px); }
@media (max-width: 880px) { .hero__photo { max-width: 300px; } }

.hero__name {
  font-weight: 500;
  font-size: clamp(2.75rem, 8vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.038em;
  margin: 0 0 2.25rem;
  color: var(--ink);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 0.7rem;
  font-size: 0.9375rem;
  color: var(--ink-3);
  margin: 0 0 1.5rem;
  letter-spacing: -0.003em;
}
.hero__affil { color: var(--ink-3); }
.hero__email {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--rule-2);
  text-underline-offset: 3px;
  transition:
    color var(--t-fast) var(--ease-snap),
    text-decoration-color var(--t-fast) var(--ease-snap);
}
.hero__email:hover { text-decoration-color: var(--ink); }
.hero__meta-sep { color: var(--mute-2); }

.hero__intro {
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--ink-2);
  max-width: 56ch;
  margin: 0 0 2rem;
  letter-spacing: -0.005em;
}
.hero__intro a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--rule-2);
  text-underline-offset: 3px;
  transition:
    color var(--t-fast) var(--ease-snap),
    text-decoration-color var(--t-fast) var(--ease-snap);
}
.hero__intro a:hover { text-decoration-color: var(--ink); }

.hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* =============================================================================
   PUBLICATION SHARED - used by simple and complex views
   Layout: title and authors are flush left (lines 1 + 2). tldr/abstract,
   keywords, and link buttons sit in an indented body wrapper (.pub__main).
     1. title          weight 600, large, ink              [no indent]
     2. authors        italic 400, small, ink-3            [no indent]
        (self-author rendered weight 500, ink for emphasis)
     3. tldr/abstract  weight 500, kw-size, ink            [indented]
     4. keywords       weight 400, kw-size, mute           [indented]
   ============================================================================= */

/* - article layout - 2-column grid so the title's column also bounds the
   body (authors, tldr, keywords, buttons). The body wraps at exactly the
   same width as the title; the venue sits alone in column 2. On narrow
   screens the columns stack. .pub__head is used by the simple view;
   .pub-body is used by the complex view (already a column inside an outer
   figure-vs-body grid). ---------------------------------------------------- */
.pub__head,
.pub-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  column-gap: 1rem;
}

.pub__col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pub__title {
  font-weight: 600;
  font-size: clamp(1.25rem, 1.95vw, 1.5rem);
  line-height: 1.22;
  letter-spacing: -0.022em;
  color: var(--ink);
  margin: 0;
  min-width: 0;
}

.pub__title--xl {
  font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 2.0625rem);
  line-height: 1.16;
  letter-spacing: -0.026em;
}

.venue {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink-3);
  letter-spacing: 0.005em;
  white-space: pre;
  text-align: right;
}

/* line 2 - authors, italic, no indent; visually attached to the title.
   Top margin tight so it sits close to the title; bottom breathing comes
   from .pub__main's larger margin-top below. */
.pub__authors {
  font-size: 0.9375rem;
  font-style: italic;
  font-weight: 400;
  color: var(--ink-3);
  margin: 0.2rem 0 0;
  line-height: 1.5;
  letter-spacing: -0.003em;
}
.author              { font-style: italic; }
.author--self        { color: var(--ink);   font-weight: 500; }
.author--other       { color: var(--ink-3); font-weight: 400; }
.author__star {
  color: var(--warm);
  font-weight: 600;
  font-style: normal;
  vertical-align: super;
  font-size: 0.7em;
  margin-left: 0.06em;
}
.author__sep        { color: var(--mute-2); font-style: normal; }

/* - body - flush left, no indent. Every gap matches the title→authors
   spacing for a uniform vertical rhythm across all lines. ------------- */
.pub__main {
  margin-top: 0.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

/* link buttons want a touch more breathing room above them */
.pub__main .link-row { margin-top: 0.3rem; }

/* line 3 - tldr (simple): same size as keywords, ink color, slightly bolder.
   Prefixed with a rounded-corner TL;DR badge that reads as a small logo.
   Plain inline flow (not flex) so on narrow viewports the text begins right
   after the badge on the same line and wraps within itself. */
.pub__tldr {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  line-height: 1.55;
  letter-spacing: -0.003em;
}
.pub__tldr-text { /* width follows the title's column - no explicit cap */ }

.pub__tldr-badge {
  display: inline-block;
  margin-right: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  background: transparent;
  border: 1px solid var(--ink-3);
  border-radius: 4px;
  padding: 0.08rem 0.4rem 0.1rem;
  line-height: 1.2;
  white-space: nowrap;
  position: relative;
  top: -0.05em;
}

/* line 3 - abstract (complex): same role, a touch larger for multi-sentence prose */
.pub__abstract {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  line-height: 1.6;
  letter-spacing: -0.004em;
}

/* line 4 - keywords, lighter than tldr */
.pub__main .kw-list {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--mute);
  margin: 0;
  line-height: 1.5;
  letter-spacing: -0.003em;
}
.kw       { color: inherit; }
.kw-sep   { color: var(--mute-2); font-weight: 300; user-select: none; }

/* - link buttons - pill style, vertically shorter ------------------------- */
.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--surface);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: 0.005em;
  line-height: 1.45;
  text-decoration: none;
  transition:
    background   var(--t-fast) var(--ease-snap),
    border-color var(--t-fast) var(--ease-snap),
    color        var(--t-fast) var(--ease-snap);
}
.link-btn:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.link-btn__arrow {
  font-size: 0.85em;
  transition: transform var(--t-fast) var(--ease-snap);
}
.link-btn:hover .link-btn__arrow { transform: translate(1px, -1px); }

/* =============================================================================
   PUB-LIST SIMPLE
   ============================================================================= */
.pub-list--simple {
  border-top: 1px solid var(--rule);
}

.pub--simple {
  border-bottom: 1px solid var(--rule);
  padding: clamp(1.4rem, 2.5vw, 2.2rem) 0;
}

.pub-list--compact .pub--simple { padding: clamp(1rem, 2vw, 1.5rem) 0; }
.pub-list--compact .pub__title  { font-size: clamp(1.0625rem, 1.5vw, 1.1875rem); }
.pub-list--compact .pub__main   { margin-top: 0.2rem; gap: 0.2rem; }

@media (max-width: 600px) {
  .pub__head,
  .pub-body { grid-template-columns: 1fr; column-gap: 0; row-gap: 0.3rem; }
}

/* =============================================================================
   PUB-LIST COMPLEX
   ============================================================================= */
.pub-list--complex {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 6vw, 5rem);
}

.pub--complex {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.2fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.pub--complex.is-flipped {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.05fr);
  direction: rtl;
}
.pub--complex.is-flipped > * { direction: ltr; }

@media (max-width: 880px) {
  .pub--complex,
  .pub--complex.is-flipped {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 1.5rem;
  }
}

.pub-figure { position: relative; margin: 0; }
.pub-figure img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  background: var(--surface-2);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--rule);
}

/* .pub-body grid layout is defined alongside .pub__head above */

/* =============================================================================
   ENTRY-LIST - dense rows of records (honors, scholarships, teaching, ...).
   Each row: bold main text, optional gray-italic comment, right-aligned year.
   Same 2-column grid as .pub__head: text-column bounds the body, year sits
   alone in column 2.
   ============================================================================= */
.entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}

.entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  column-gap: 1rem;
  padding: clamp(0.55rem, 1.1vw, 0.75rem) 0;
  border-bottom: 1px solid var(--rule);
}

.entry__col { min-width: 0; }

.entry__text {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.005em;
  line-height: 1.5;
}

.entry__sep {
  color: var(--ink-3);
  font-weight: 400;
  margin-right: 0.05em;
}

.entry__comment {
  font-size: 0.9375rem;
  font-style: italic;
  font-weight: 400;
  color: var(--ink-3);
  line-height: 1.5;
  letter-spacing: -0.003em;
}

.entry__year {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink-3);
  letter-spacing: 0.005em;
  white-space: pre;
  text-align: right;
}

/* =============================================================================
   CLASSIFIER (Topic Atlas)
   ============================================================================= */
.cls {
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: 8px;
  padding: clamp(1.25rem, 2.5vw, 2rem);
}

.cls__panel {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.cls__panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
}

.cls__panel-label {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: var(--ink-3);
}

.cls__mode {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.cls__mode-label {
  font-size: 0.8125rem;
  color: var(--mute);
}

.seg {
  display: inline-flex;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 2px;
}
.seg__btn {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.002em;
  color: var(--mute);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  transition:
    background var(--t-fast) var(--ease-snap),
    color      var(--t-fast) var(--ease-snap);
}
.seg__btn.is-active { background: var(--ink); color: var(--paper); }

.cls__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem 0.4rem 0.7rem;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--ink-3);
  letter-spacing: -0.003em;
  transition:
    background   var(--t-fast) var(--ease-snap),
    border-color var(--t-fast) var(--ease-snap),
    color        var(--t-fast) var(--ease-snap),
    transform    var(--t-fast) var(--ease-snap);
}
.chip:hover  { border-color: var(--ink-3); color: var(--ink); }
.chip:active { transform: scale(0.97); }

.chip__dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--mute-2);
  transition: background var(--t-fast) var(--ease-snap);
}
.chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.chip.is-active .chip__dot { background: var(--paper); }

.cls__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
  font-size: 0.8125rem;
  color: var(--mute);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.cls__count        { font-variant-numeric: tabular-nums; letter-spacing: 0.005em; }
.cls__count #cls-count {
  color: var(--ink);
  font-weight: 500;
  font-size: 0.9375rem;
}
.cls__count[data-empty="true"] #cls-count { color: var(--warm); }
.cls__count-of     { color: var(--mute-2); }

.cls__clear {
  font-size: 0.8125rem;
  color: var(--mute);
  text-decoration: underline;
  text-decoration-color: var(--rule-2);
  text-underline-offset: 3px;
  transition:
    color var(--t-fast) var(--ease-snap),
    text-decoration-color var(--t-fast) var(--ease-snap);
}
.cls__clear:hover { color: var(--ink); text-decoration-color: var(--ink); }

.cls__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: 0.75rem;
}

.cls-card {
  transition:
    opacity   var(--t-med) var(--ease),
    transform var(--t-med) var(--ease),
    filter    var(--t-med) var(--ease);
}
.cls-card.is-dim {
  opacity: 0.22;
  transform: scale(0.97);
  filter: grayscale(50%);
  pointer-events: none;
}

.cls-card__inner {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  height: 100%;
  padding: 1rem 1rem 0.85rem;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 5px;
  text-decoration: none;
  transition:
    border-color var(--t-fast) var(--ease-snap),
    background   var(--t-fast) var(--ease-snap),
    transform    var(--t-fast) var(--ease-snap),
    box-shadow   var(--t-fast) var(--ease-snap);
}
.cls-card__inner:hover {
  border-color: var(--ink-3);
  background: var(--surface);
  transform: translateY(-2px);
}
.cls-card.is-match .cls-card__inner {
  border-color: var(--ink);
  box-shadow: 0 0 0 1px var(--ink), var(--shadow-sm);
}

.cls-card__top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--mute);
  gap: 0.5rem;
}
.cls-card__id { color: var(--mute-2); }

.cls-card__title {
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.3;
  letter-spacing: -0.012em;
  color: var(--ink);
  margin: 0;
}

.cls-card__kws {
  font-size: 0.78125rem;
  color: var(--ink-3);
  margin-top: auto;
  padding-top: 0.55rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
}
.cls-card__kws li {
  display: inline;
  letter-spacing: -0.003em;
  color: var(--mute);
  transition: color var(--t-fast) var(--ease-snap);
}
.cls-card__kws li + li::before {
  content: ' · ';
  margin: 0 0.15em;
  color: var(--mute-2);
}
.cls-card__kws li.is-on { color: var(--ink); font-weight: 500; }

/* =============================================================================
   FOOTER
   ============================================================================= */
.foot {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: 2.5rem;
}
@media (max-width: 720px) { .foot { grid-template-columns: 1fr; gap: 1.5rem; } }

.foot__col { display: flex; flex-direction: column; gap: 0.5rem; }

.foot__eyebrow {
  font-size: 0.78125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mute);
  margin: 0;
  text-transform: uppercase;
}

.foot__text {
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--ink-2);
  margin: 0;
  line-height: 1.55;
  max-width: 36ch;
  letter-spacing: -0.003em;
}

.foot__time {
  font-size: 0.9375rem;
  color: var(--ink-2);
  letter-spacing: -0.003em;
}

.foot__links {
  display: flex; flex-direction: column; gap: 0.4rem;
}
.foot__links a {
  font-size: 0.9375rem;
  color: var(--ink-2);
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  text-decoration: underline;
  text-decoration-color: var(--rule-2);
  text-underline-offset: 4px;
  transition:
    color var(--t-fast) var(--ease-snap),
    text-decoration-color var(--t-fast) var(--ease-snap);
}
.foot__links a:hover { color: var(--ink); text-decoration-color: var(--ink); }
.foot__links a span  { color: var(--mute); transition: transform var(--t-fast) var(--ease-snap); }
.foot__links a:hover span { transform: translate(2px, -2px); }

.foot__rule {
  height: 1px;
  background: var(--rule);
  margin-bottom: 1.25rem;
}

.foot__bottom {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.8125rem;
  color: var(--mute);
  letter-spacing: 0.005em;
}
.foot__sig {
  font-size: 0.8125rem;
  color: var(--mute);
  letter-spacing: 0;
}
@media (max-width: 720px) {
  .foot__bottom { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
}