/* ==================================================================
   Research page — layered on top of main.css
   ================================================================== */

.research-masthead .masthead-top {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 12px;
}
.back-to-almanac {
  font-family: var(--font-ui);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
}
.back-to-almanac:hover { color: var(--gold); border-bottom-color: var(--gold); }

.research-nameplate {
  font-size: clamp(64px, 9vw, 128px);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 10px 0 8px;
  font-family: var(--font-display);
}
.research-nameplate em {
  font-style: italic;
  color: var(--gold);
  font-weight: 400;
}

.research-main {
  padding-top: 40px;
  padding-bottom: 80px;
  max-width: 920px;
  margin: 0 auto;
}

.section { margin-bottom: 72px; }
.section-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 34px;
  color: var(--gold);
  margin: 0 0 4px;
  line-height: 1;
}
.section-label {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.008em;
  margin: 0 0 20px;
  max-width: 20ch;
}
.section-caption {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 0 0 36px;
  font-style: italic;
}

/* --- Catalog table --------------------------------------------- */
.catalog-table {
  border: 1px solid var(--rule-fine);
  background: rgba(255, 252, 240, 0.5);
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}
.catalog-loading { padding: 30px; color: var(--muted); font-style: italic; }

.catalog-row {
  display: grid;
  grid-template-columns: 2.4fr 1fr 1fr 1.4fr;
  align-items: baseline;
  gap: 20px;
  padding: 22px 26px;
  border-top: 1px solid var(--rule-fine);
  font-family: var(--font-body);
}
.catalog-row:first-child { border-top: 0; }
.catalog-row .src-name {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--ink);
  line-height: 1.1;
}
.catalog-row .src-name a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--rule-fine);
  padding-bottom: 2px;
}
.catalog-row .src-name a:hover { color: var(--gold); border-bottom-color: var(--gold); }

.catalog-row .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
}
.catalog-row .num em {
  display: block;
  font-family: var(--font-ui);
  font-style: normal;
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}
.catalog-row .years {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  text-align: right;
}

.catalog-totals {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
  padding-top: 14px;
}
.catalog-totals strong { color: var(--ink); font-weight: 500; }

/* --- Ornament rule --------------------------------------------- */
.ornament-rule {
  text-align: center;
  margin: 60px 0;
  color: var(--gold);
  font-size: 22px;
}
.ornament-rule::before,
.ornament-rule::after {
  content: "";
  display: inline-block;
  width: 80px;
  height: 1px;
  background: var(--rule-fine);
  vertical-align: middle;
  margin: 0 18px;
}

/* --- Word picker: dropdown search + browse list ---------------- */
.word-picker-dropdown {
  position: relative;
  margin-bottom: 20px;
}
.picker-trigger {
  font-family: var(--font-display);
  font-size: 22px;
  background: transparent;
  border: 1px solid var(--rule-fine);
  color: var(--ink);
  padding: 10px 40px 10px 16px;
  cursor: pointer;
  width: 100%;
  max-width: 360px;
  text-align: left;
  position: relative;
}
.picker-trigger:hover { border-color: var(--gold); }
.picker-trigger-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold);
  font-size: 14px;
}
.picker-panel {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  max-width: 360px;
  background: var(--paper, #f5eedc);
  border: 1px solid var(--rule-fine);
  border-top: 0;
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.picker-search {
  font-family: var(--font-ui);
  font-size: 14px;
  padding: 10px 14px;
  border: 0;
  border-bottom: 1px solid var(--rule-fine);
  width: 100%;
  box-sizing: border-box;
  background: transparent;
  color: var(--ink);
  outline: 0;
}
.picker-search::placeholder { color: var(--muted); }
.picker-clear {
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: 0;
  border-bottom: 1px solid var(--rule-fine);
  padding: 8px 14px;
  cursor: pointer;
  width: 100%;
  text-align: left;
}
.picker-clear:hover { color: var(--gold); }
.picker-list {
  max-height: 400px;
  overflow-y: auto;
}
.picker-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  transition: background 0.12s;
}
.picker-item:hover { background: rgba(199, 162, 79, 0.08); }
.picker-item input[type="checkbox"] { accent-color: var(--gold); flex-shrink: 0; }

/* Browse list — scrollable, 10 items visible */
.word-browse-list {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--rule-fine);
  margin-bottom: 28px;
  background: rgba(255, 252, 240, 0.5);
}
.browse-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--rule-fine);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  transition: background 0.12s;
}
.browse-item:last-child { border-bottom: 0; }
.browse-item:hover { background: rgba(199, 162, 79, 0.06); }
.browse-item.is-selected { background: rgba(199, 162, 79, 0.12); }
.browse-item input[type="checkbox"] { accent-color: var(--gold); flex-shrink: 0; }

.inspector-summary {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink-soft);
  font-style: italic;
  margin: 0 0 24px;
  min-height: 24px;
}
.inspector-summary strong {
  font-style: normal;
  font-weight: 500;
  color: var(--ink);
}

.inspector-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--rule-fine);
}
.filter-group { display: flex; align-items: center; gap: 12px; }
.filter-label {
  font-family: var(--font-ui);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.filter-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-chip {
  font-family: var(--font-ui);
  font-size: 12px;
  padding: 6px 12px;
  border: 1px solid var(--rule-fine);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.18s;
  letter-spacing: 0.02em;
}
.filter-chip:hover { border-color: var(--gold); color: var(--ink); }
.filter-chip.is-on {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* --- Inspector table ------------------------------------------- */
.inspector-table {
  border-top: 1px solid var(--rule-fine);
}
.doc-row {
  display: grid;
  grid-template-columns: 60px 1fr 130px 60px 30px;
  gap: 14px;
  align-items: baseline;
  padding: 14px 4px;
  border-bottom: 1px solid var(--rule-fine);
  cursor: pointer;
  transition: background 0.15s;
}
.doc-row:hover { background: rgba(199, 162, 79, 0.06); }
.doc-row .year {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
}
.doc-row .title {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  line-height: 1.35;
}
.doc-row .title em {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-style: normal;
  margin-top: 2px;
  font-family: var(--font-ui);
  letter-spacing: 0.02em;
}
.doc-row .src-tag {
  font-family: var(--font-ui);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: right;
  padding-top: 4px;
}
.doc-row .src-tag.jsp     { color: #8b5e24; }
.doc-row .src-tag.jod     { color: #5a6b27; }
.doc-row .src-tag.conference_report { color: #35506c; }
.doc-row .src-tag.cojc    { color: #7a3b2a; }
.doc-row .count {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--ink);
  text-align: right;
  line-height: 1;
}
.doc-row .expand {
  font-family: var(--font-ui);
  font-size: 16px;
  color: var(--muted);
  text-align: right;
  padding-top: 4px;
  user-select: none;
}
.doc-row.is-open .expand { color: var(--gold); transform: rotate(90deg); display: inline-block; }

.doc-body {
  padding: 4px 20px 26px 74px;
  border-bottom: 1px solid var(--rule-fine);
  background: rgba(255, 252, 240, 0.4);
  display: none;
}
.doc-body.is-open { display: block; }
.doc-body .win {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  padding: 14px 0;
  border-bottom: 1px dashed rgba(190, 170, 120, 0.35);
}
.doc-body .win:last-child { border-bottom: 0; }
.doc-body .win mark {
  background: rgba(199, 162, 79, 0.35);
  color: var(--ink);
  font-weight: 500;
  padding: 1px 3px;
  border-radius: 2px;
}
.doc-body .source-link {
  font-family: var(--font-ui);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-top: 14px;
  display: inline-block;
}
.doc-body .source-link:hover { color: var(--gold); }
.doc-body .loading-windows { color: var(--muted); font-style: italic; padding: 12px 0; }
.doc-body .capped-note {
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  padding: 10px 0 4px;
  font-style: italic;
}

/* --- Pager ----------------------------------------------------- */
.pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  gap: 20px;
}
.pager-btn {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--rule-fine);
  padding: 10px 18px;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.18s;
}
.pager-btn:hover:not(:disabled) { border-color: var(--gold); color: var(--ink); }
.pager-btn:disabled { opacity: 0.3; cursor: not-allowed; }
.pager-info {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

/* --- Known gaps ------------------------------------------------ */
.gaps-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px 56px;
}
.gap-head {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--ink);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gold);
  display: inline-block;
}
.gap-list {
  padding-left: 18px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}
.gap-list li { margin-bottom: 16px; }
.gap-list strong { color: var(--ink); }

/* --- Colophon (slim for research) ------------------------------ */
.research-colophon {
  border-top: 1px solid var(--rule-fine);
  margin-top: 60px;
  padding: 40px 0 60px;
}
.research-colophon .foot-invitation {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--ink-soft);
  text-align: center;
  margin: 0 0 24px;
  line-height: 1.4;
}
.research-colophon .foot-invitation em { color: var(--gold); font-style: italic; }

/* --- Mobile ---------------------------------------------------- */
@media (max-width: 820px) {
  .research-main { padding: 30px 22px 60px; }
  .section { margin-bottom: 50px; }
  .catalog-row {
    grid-template-columns: 1fr 1fr;
    gap: 10px 20px;
  }
  .catalog-row .src-name { grid-column: 1 / -1; }
  .catalog-row .years { text-align: left; }
  .picker-trigger { max-width: 100%; font-size: 18px; }
  .picker-panel { max-width: 100%; }
  .word-browse-list { max-height: 350px; }
  .inspector-filters { flex-direction: column; gap: 16px; }
  .doc-row {
    grid-template-columns: 1fr 50px 24px;
    grid-template-areas:
      "title count expand"
      "year  srctag srctag";
    gap: 4px 12px;
  }
  .doc-row .title { grid-area: title; }
  .doc-row .year { grid-area: year; padding-top: 4px; }
  .doc-row .src-tag { grid-area: srctag; text-align: left; padding-top: 4px; }
  .doc-row .count { grid-area: count; font-size: 20px; }
  .doc-row .expand { grid-area: expand; }
  .doc-body { padding-left: 4px; }
  .gaps-grid { grid-template-columns: 1fr; gap: 36px; }
}