/* Academic Observatory V4 — page-specific discovery language. */
.academic-index-page {
  --ao-ink: #202a31;
  --ao-copy: #59646a;
  --ao-faint: #879096;
  --ao-line: rgba(40, 55, 64, .12);
  --ao-blue: #396d83;
  --ao-blue-soft: #e6f0f3;
  --ao-rust: #af6446;
  --ao-rust-soft: #f7e9e0;
  --ao-violet: #75668e;
  --ao-violet-soft: #efebf4;
  --ao-amber: #a97535;
  --ao-amber-soft: #f7eedf;
  --ao-paper: #f3f0e9;
  --ao-white: #fcfcfa;
}
html[data-theme="light"] body.academic-index-page {
  color: var(--ao-ink);
  background:
    radial-gradient(circle at 82% 4%, rgba(57,109,131,.12), transparent 28rem),
    radial-gradient(circle at 12% 34%, rgba(175,100,70,.08), transparent 24rem),
    var(--ao-paper);
}
.academic-index-page .resource-flow-screen { background: transparent; }
.academic-index-page .ad-index-desk {
  width: min(calc(100% - 36px), 1540px);
  grid-template-columns: 278px minmax(0, 1fr);
  gap: 20px;
  margin: 22px auto 0;
  border: 0;
}
.academic-index-page .ad-index-sidebar {
  position: sticky;
  top: 94px;
  align-self: start;
  max-height: calc(100vh - 116px);
  overflow: auto;
  padding: 26px 22px 34px;
  border: 1px solid var(--ao-line);
  border-radius: 28px;
  background: rgba(247,249,249,.88);
  box-shadow: 0 20px 60px rgba(34,49,56,.08);
  scrollbar-width: thin;
  scrollbar-color: rgba(57,109,131,.24) transparent;
  backdrop-filter: blur(18px) saturate(115%);
}
.academic-index-page .ad-index-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 2px 22px;
  border-bottom: 1px solid var(--ao-line);
}
.academic-index-page .ad-index-sidebar-head > div { display: grid; gap: 4px; }
.academic-index-page .ad-index-sidebar-head small {
  color: var(--ao-blue);
  font-size: 9px;
  font-weight: 780;
  letter-spacing: .19em;
}
.academic-index-page .ad-index-sidebar-head strong {
  color: var(--ao-ink);
  font-size: 23px;
  font-weight: 760;
  letter-spacing: .025em;
}
.academic-index-page .ad-index-sidebar-head span { color: var(--ao-faint); font-size: 11px; letter-spacing: .12em; }
.academic-index-page .ad-index-sidebar-head > button {
  display: none;
  width: 72px;
  height: 38px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--ao-line);
  border-radius: 19px;
  color: var(--ao-blue);
  background: rgba(255,255,255,.74);
  font-size: 11px;
  font-weight: 700;
}
.academic-index-page .ad-index-sidebar-head > button img { width: 15px; height: 15px; }
.academic-index-page .ad-index-sidebar section { padding: 21px 2px; border-color: var(--ao-line); }
.academic-index-page .ad-index-side-title h2 { color: var(--ao-ink); font-size: 13px; }
.academic-index-page .ad-index-side-title > button { color: var(--ao-blue); font-weight: 700; }
.academic-index-page .ad-index-side-title > button:hover { color: var(--ao-rust); }
.academic-index-page .ad-index-scope .ad-literature-tools { gap: 7px; margin-top: 14px; }
.academic-index-page .ad-index-scope .ad-literature-tools label {
  min-height: 50px;
  grid-template-columns: 18px 64px minmax(0, 1fr);
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255,255,255,.58);
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.academic-index-page .ad-index-scope .ad-literature-tools label:hover {
  border-color: rgba(57,109,131,.18);
  background: #fff;
  transform: translateX(2px);
}
.academic-index-page .ad-index-scope .ad-literature-tools label > img { opacity: .82; }
.academic-index-page .ad-index-scope .ad-literature-tools select { color: var(--ao-ink); font-size: 12px; }
.academic-index-page .ad-nebula-labels { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 6px; }
.academic-index-page .ad-nebula-labels button,
.academic-index-page .ad-nebula-labels button:first-child {
  min-height: 34px;
  grid-template-columns: 14px minmax(0,1fr);
  padding: 0 9px;
  border: 1px solid var(--ao-line);
  border-radius: 17px;
  color: var(--ao-copy);
  background: rgba(255,255,255,.62);
  font-size: 10px;
}
.academic-index-page .ad-nebula-labels button:hover { border-color: rgba(175,100,70,.25); color: var(--ao-rust); background: var(--ao-rust-soft); }
.academic-index-page .ad-flow-workspace-actions button { border-radius: 12px; }
.academic-index-page .ad-flow-workspace-actions button:hover { color: var(--ao-blue); background: var(--ao-blue-soft); }
.academic-index-page .ad-index-side-note { margin-top: 26px; color: var(--ao-faint); }

.academic-index-page .academic-discovery-main {
  padding: 0 0 88px;
  background: transparent;
}
/* Keep the primary desktop content visible if a restored tab delays its
   IntersectionObserver callback. Below-the-fold sections still reveal on scroll. */
.academic-index-page .academic-discovery-main > .ad-index-heading.ro-reveal,
.academic-index-page .academic-discovery-main > .ad-flow-command.ro-reveal {
  opacity: 1;
  transform: none;
}
.academic-index-page .ad-index-heading {
  position: relative;
  display: grid;
  min-height: 306px;
  grid-template-columns: minmax(0, 1.06fr) minmax(300px, .94fr);
  align-items: stretch;
  gap: 34px;
  padding: 34px;
  overflow: hidden;
  border: 1px solid var(--ao-line);
  border-radius: 34px;
  background:
    linear-gradient(130deg, rgba(255,255,255,.94), rgba(246,243,236,.84)),
    var(--ao-white);
  box-shadow: 0 24px 70px rgba(37,50,57,.08);
}
.academic-index-page .ad-index-heading::before {
  position: absolute;
  width: 250px;
  height: 250px;
  right: 29%;
  bottom: -175px;
  border-radius: 50%;
  background: rgba(175,100,70,.09);
  content: "";
  filter: blur(2px);
}
.academic-index-page .ad-index-heading-copy { position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: center; }
.academic-index-page .ad-index-heading .ad-index-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--ao-blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .22em;
}
.academic-index-page .ad-index-eyebrow > span { width: 34px; height: 2px; border-radius: 2px; background: var(--ao-rust); }
.academic-index-page .ad-index-heading h1 {
  max-width: 8em;
  color: var(--ao-ink);
  font-size: clamp(38px, 4vw, 61px);
  font-weight: 760;
  line-height: 1.06;
  letter-spacing: -.045em;
}
.academic-index-page .ad-index-heading-copy > p:not(.ad-index-eyebrow) {
  max-width: 32em;
  margin: 18px 0 0;
  color: var(--ao-copy);
  font-size: 15px;
  line-height: 1.85;
  letter-spacing: .015em;
}
.academic-index-page .ad-index-trust { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.academic-index-page .ad-index-trust span {
  display: inline-flex;
  min-height: 31px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--ao-line);
  border-radius: 16px;
  color: var(--ao-copy);
  background: rgba(255,255,255,.7);
  font-size: 10px;
  font-weight: 680;
}
.academic-index-page .ad-index-trust span:nth-child(1) { color: var(--ao-rust); background: var(--ao-rust-soft); }
.academic-index-page .ad-index-trust span:nth-child(2) { color: var(--ao-blue); background: var(--ao-blue-soft); }
.academic-index-page .ad-index-visual {
  position: relative;
  min-height: 230px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(57,109,131,.14);
  border-radius: 25px;
  background: #e6edf0;
  box-shadow: 0 16px 40px rgba(35,53,62,.12);
}
.academic-index-page .ad-index-visual > img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform 1.4s cubic-bezier(.2,.8,.2,1); }
.academic-index-page .ad-index-heading:hover .ad-index-visual > img { transform: scale(1.035); }
.academic-index-page .ad-index-visual::after {
  position: absolute;
  inset: 38% 0 0;
  background: linear-gradient(180deg, transparent, rgba(20,35,43,.78));
  content: "";
  pointer-events: none;
}
.academic-index-page .ad-index-visual figcaption {
  position: absolute;
  z-index: 1;
  right: 18px;
  bottom: 16px;
  left: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #fff;
  font-size: 10px;
}
.academic-index-page .ad-index-visual figcaption span,
.academic-index-page .ad-index-visual figcaption time { display: inline-flex; align-items: center; gap: 7px; }
.academic-index-page .ad-index-visual figcaption i { width: 7px; height: 7px; border-radius: 50%; background: #8dd5c3; box-shadow: 0 0 0 5px rgba(141,213,195,.15); }
.academic-index-page .ad-index-visual figcaption img { width: 14px; height: 14px; filter: brightness(0) invert(1); }

.academic-index-page .ad-flow-command {
  position: relative;
  z-index: 2;
  margin: 18px 0 0;
  padding: 14px;
  border: 1px solid var(--ao-line);
  border-radius: 26px;
  background: rgba(252,252,250,.92);
  box-shadow: 0 18px 54px rgba(37,50,57,.075);
  backdrop-filter: blur(16px);
}
.academic-index-page .ad-editorial-search {
  min-height: 58px;
  grid-template-columns: 96px minmax(0,1fr) 154px;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(57,109,131,.2);
  border-radius: 17px;
  background: #f7f9f8;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
  transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.academic-index-page .ad-editorial-search:focus-within { border-color: rgba(57,109,131,.52); box-shadow: 0 0 0 5px rgba(57,109,131,.08); transform: translateY(-1px); }
.academic-index-page .ad-editorial-search button[type="submit"] {
  border-radius: 13px;
  margin: 5px;
  color: #fff;
  background: linear-gradient(135deg, #477e92, #315d72);
  box-shadow: 0 8px 20px rgba(49,93,114,.18);
}
.academic-index-page .ad-editorial-search button[type="submit"]:hover { background: linear-gradient(135deg, #315d72, #244b5d); transform: translateY(-1px); }
.academic-index-page .ad-editorial-search button[type="reset"] { right: 154px; background: #f7f9f8; }
.academic-index-page .ad-index-search-fields { min-height: 50px; gap: 10px; padding: 7px 2px 0; border: 0; }
.academic-index-page .ad-index-search-fields button { min-height: 34px; padding-inline: 11px; border-radius: 17px; }
.academic-index-page .ad-index-search-fields button:hover,
.academic-index-page .ad-index-search-fields button[aria-pressed="true"],
.academic-index-page .ad-index-search-fields .ad-advanced-search-toggle[aria-expanded="true"] { color: var(--ao-blue); background: var(--ao-blue-soft); }
.academic-index-page .ad-advanced-search { margin: 4px 0 12px; border: 1px solid var(--ao-line); border-radius: 17px; background: #f6f8f7; }
.academic-index-page .ad-mode-tabs {
  grid-template-columns: repeat(5, minmax(112px,1fr));
  gap: 8px;
  padding: 7px 0 0;
  border: 0;
}
.academic-index-page .ad-mode-tabs button {
  min-height: 58px;
  justify-content: flex-start;
  padding: 0 14px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 16px;
  color: var(--ao-copy);
  background: transparent;
  transition: color .22s ease, background .22s ease, border-color .22s ease, transform .22s ease;
}
.academic-index-page .ad-mode-tabs button::after { display: none; }
.academic-index-page .ad-mode-tabs button:hover { border-color: var(--ao-line); background: rgba(255,255,255,.72); transform: translateY(-2px); }
.academic-index-page .ad-mode-tabs button[aria-pressed="true"] { border-color: rgba(57,109,131,.19); color: var(--ao-blue); background: var(--ao-blue-soft); font-weight: 760; }
.academic-index-page .ad-mode-tabs button:nth-child(2)[aria-pressed="true"] { border-color: rgba(117,102,142,.19); color: var(--ao-violet); background: var(--ao-violet-soft); }
.academic-index-page .ad-mode-tabs button:nth-child(3)[aria-pressed="true"] { border-color: rgba(169,117,53,.2); color: var(--ao-amber); background: var(--ao-amber-soft); }
.academic-index-page .ad-mode-tabs button:nth-child(4)[aria-pressed="true"] { border-color: rgba(175,100,70,.2); color: var(--ao-rust); background: var(--ao-rust-soft); }
.academic-index-page .ad-mode-tabs button:nth-child(5)[aria-pressed="true"] { border-color: rgba(57,109,131,.19); color: #446f69; background: #e5f0ed; }
.academic-index-page .ad-mode-tabs button img { flex: 0 0 auto; }
.academic-index-page .ad-mode-tabs small { margin-left: auto; font-variant-numeric: tabular-nums; }

.academic-index-page .ad-literature { margin-top: 20px; }
.academic-index-page .ad-literature-head {
  min-height: 84px;
  padding: 0 20px;
  border: 1px solid var(--ao-line);
  border-radius: 23px;
  background: rgba(252,252,250,.76);
}
.academic-index-page .ad-literature-head h2 { color: var(--ao-ink); font-size: 24px; letter-spacing: -.02em; }
.academic-index-page .ad-literature-head strong span { color: var(--ao-rust); }
.academic-index-page .ad-literature-summary button {
  min-height: 40px;
  gap: 8px;
  padding: 0 14px;
  border: 1px solid rgba(57,109,131,.16);
  border-radius: 20px;
  color: var(--ao-blue);
  background: var(--ao-blue-soft);
  font-weight: 700;
}
.academic-index-page .ad-literature-summary button:hover { border-color: rgba(57,109,131,.34); color: #244f63; background: #dcebef; }
.academic-index-page .ad-paper-status {
  margin: 12px 0 0;
  padding: 13px 18px;
  border: 1px solid var(--ao-line);
  border-radius: 16px;
  color: var(--ao-copy);
  background: rgba(255,255,255,.58);
  line-height: 1.65;
}
.academic-index-page .ad-paper-status[data-state="error"] { border-color: rgba(175,100,70,.24); color: #9b4e36; background: var(--ao-rust-soft); }
.academic-index-page .ad-flow-feature { margin: 12px 0 0; border: 0; }
.academic-index-page .ad-nebula-preview {
  grid-template-columns: 66px minmax(0,1fr);
  padding: 22px 22px 0;
  overflow: hidden;
  border: 1px solid rgba(175,100,70,.14);
  border-radius: 25px;
  background: linear-gradient(135deg, rgba(255,251,247,.98), rgba(247,237,228,.76));
  box-shadow: 0 16px 42px rgba(72,49,39,.07);
}
.academic-index-page .ad-feature-index,
.academic-index-page .ad-paper-index { color: var(--journal-color, var(--ao-rust)); }
.academic-index-page .ad-feature-paper-panel { padding-bottom: 20px; }
.academic-index-page .ad-nebula-preview-actions,
.academic-index-page .ad-paper-actions { gap: 8px; padding: 10px; border: 0; border-radius: 15px; background: rgba(255,255,255,.58); }
.academic-index-page .ad-nebula-preview-actions button,
.academic-index-page .ad-nebula-preview-actions a,
.academic-index-page .ad-paper-actions button,
.academic-index-page .ad-paper-actions a {
  min-height: 43px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--ao-copy);
  background: rgba(255,255,255,.7);
  transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.academic-index-page .ad-nebula-preview-actions button:hover,
.academic-index-page .ad-nebula-preview-actions a:hover,
.academic-index-page .ad-paper-actions button:hover,
.academic-index-page .ad-paper-actions a:hover { border-color: color-mix(in srgb, var(--journal-color, var(--ao-blue)) 28%, transparent); color: var(--journal-color, var(--ao-blue)); transform: translateY(-1px); }
.academic-index-page .ad-paper-grid { display: grid; gap: 10px; margin-top: 10px; }
.academic-index-page .ad-paper-record {
  display: block;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--journal-color) 14%, var(--ao-line));
  border-radius: 22px;
  background: color-mix(in srgb, var(--journal-soft) 36%, rgba(252,252,250,.96));
  box-shadow: 0 10px 30px rgba(37,50,57,.045);
  transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.academic-index-page .ad-paper-record:hover { border-color: color-mix(in srgb, var(--journal-color) 32%, var(--ao-line)); box-shadow: 0 18px 44px rgba(37,50,57,.075); transform: translateY(-2px); }
.academic-index-page .ad-paper-record-line { min-height: 104px; grid-template-columns: 58px minmax(0,1fr) 76px; gap: 20px; padding: 16px 22px; }
.academic-index-page .ad-paper-index {
  display: grid;
  width: 47px;
  height: 47px;
  place-items: center;
  align-self: center;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--journal-color) 22%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--journal-soft) 68%, #fff);
  font-size: 18px;
}
.academic-index-page .ad-paper-record-summary { gap: 7px; }
.academic-index-page .ad-paper-record-summary > span { color: var(--journal-color); font-weight: 720; letter-spacing: .015em; }
.academic-index-page .ad-paper-record-summary > strong { color: var(--ao-ink); font-size: 18px; line-height: 1.48; }
.academic-index-page .ad-paper-record-summary > small { color: var(--ao-faint); line-height: 1.55; }
.academic-index-page .ad-paper-expand-state {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  align-self: center;
  border: 1px solid color-mix(in srgb, var(--journal-color) 16%, transparent);
  border-radius: 18px;
  background: rgba(255,255,255,.62);
}
.academic-index-page .ad-paper-row-detail-content { padding: 0 22px 22px 100px; }
.academic-index-page .ad-journal-ranking {
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid color-mix(in srgb, var(--journal-color, var(--ao-violet)) 16%, transparent);
  border-left: 4px solid var(--journal-color, var(--ao-violet));
  border-radius: 14px;
  background: color-mix(in srgb, var(--journal-soft, var(--ao-violet-soft)) 58%, #fff);
}
.academic-index-page .ad-journal-ranking.is-status span { color: var(--ao-copy); }
.academic-index-page .ad-paper-abstract-block { border-radius: 14px; background: rgba(255,255,255,.55); }
.academic-index-page .ad-paper-footer { border-color: var(--ao-line); border-radius: 22px; background: rgba(252,252,250,.72); box-shadow: 0 12px 38px rgba(37,50,57,.045); }
.academic-index-page .ad-paper-pagination button,
.academic-index-page .ad-paper-footer-actions button { border-radius: 18px; color: var(--ao-blue); background: var(--ao-blue-soft); }

/* Resource directory — compact, task-oriented cards instead of archive rows. */
.academic-index-page .ad-catalog { padding-top: 18px; }
.academic-index-page .ad-catalog-toolbar {
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border: 1px solid var(--ao-line);
  border-radius: 18px;
  background: rgba(252,252,250,.74);
}
.academic-index-page .ad-subject-list { gap: 7px; }
.academic-index-page .ad-subject-list button,
.academic-index-page .ad-catalog-toolbar > button {
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid transparent;
  border-radius: 17px;
  font-size: 10px;
  transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.academic-index-page .ad-subject-list button[aria-pressed="true"],
.academic-index-page .ad-subject-list button:hover,
.academic-index-page .ad-catalog-toolbar > button:hover {
  border-color: rgba(175,100,70,.18);
  color: var(--ao-rust);
  background: var(--ao-rust-soft);
  transform: translateY(-1px);
}
.academic-index-page .ad-results-head {
  min-height: 82px;
  margin-top: 10px;
  padding: 0 4px;
  border-color: var(--ao-line);
}
.academic-index-page .ad-results-head p { color: var(--ao-faint); font-size: 10px; letter-spacing: .06em; }
.academic-index-page .ad-results-head h2 { color: var(--ao-ink); font-size: 22px; letter-spacing: -.025em; }
.academic-index-page .ad-results-head label { padding: 0 4px 0 12px; border: 1px solid var(--ao-line); border-radius: 18px; background: rgba(255,255,255,.66); }
.academic-index-page .ad-results-head select { height: 38px; border: 0; color: var(--ao-ink); background: transparent; }
.academic-index-page .ad-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-top: 12px;
}
.academic-index-page .ad-card {
  --card-accent: var(--ao-blue);
  --card-soft: var(--ao-blue-soft);
  position: relative;
  display: flex;
  min-height: 278px;
  flex-direction: column;
  gap: 0;
  margin: 0;
  padding: 20px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--card-accent) 19%, transparent);
  border-radius: 23px;
  background: linear-gradient(145deg, rgba(255,255,255,.94), color-mix(in srgb, var(--card-soft) 38%, #fff));
  box-shadow: 0 12px 34px rgba(37,50,57,.05);
  transition: border-color .25s ease, box-shadow .25s ease, transform .3s cubic-bezier(.2,.8,.2,1);
}
.academic-index-page .ad-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  border-radius: 23px 23px 0 0;
  background: linear-gradient(90deg, var(--card-accent), color-mix(in srgb, var(--card-accent) 22%, transparent) 68%, transparent);
  content: "";
}
.academic-index-page .ad-card--journal { --card-accent: var(--ao-violet); --card-soft: var(--ao-violet-soft); }
.academic-index-page .ad-card--society { --card-accent: var(--ao-amber); --card-soft: var(--ao-amber-soft); }
.academic-index-page .ad-card--institution { --card-accent: var(--ao-rust); --card-soft: var(--ao-rust-soft); }
.academic-index-page .ad-card--platform { --card-accent: #44766e; --card-soft: #e5f0ed; }
.academic-index-page .ad-card:hover,
.academic-index-page .ad-card:focus-within {
  border-color: color-mix(in srgb, var(--card-accent) 38%, transparent);
  background: #fff;
  box-shadow: 0 20px 48px rgba(37,50,57,.09);
  transform: translateY(-3px);
}
.academic-index-page .ad-card-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.academic-index-page .ad-card-mark { min-height: 32px; border-radius: 16px; color: var(--card-accent); background: var(--card-soft); }
.academic-index-page .ad-save {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  border-radius: 16px;
  color: var(--ao-faint);
}
.academic-index-page .ad-save img { width: 14px; height: 14px; opacity: .78; }
.academic-index-page .ad-save:hover,
.academic-index-page .ad-save[aria-pressed="true"] { color: var(--card-accent); background: var(--card-soft); }
.academic-index-page .ad-card-meta { margin-top: 16px; color: var(--ao-faint); font-size: 9px; }
.academic-index-page .ad-card-meta b { color: var(--card-accent); }
.academic-index-page .ad-card-title { text-align: left; }
.academic-index-page .ad-card-title h3 {
  display: -webkit-box;
  margin-top: 9px;
  overflow: hidden;
  color: var(--ao-ink);
  font-family: inherit;
  font-size: clamp(18px,1.55vw,23px);
  font-weight: 735;
  line-height: 1.33;
  letter-spacing: -.025em;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.academic-index-page .ad-card > p {
  display: -webkit-box;
  grid-column: auto;
  margin: 10px 0 0;
  overflow: hidden;
  color: var(--ao-copy);
  font-size: 11px;
  line-height: 1.68;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.academic-index-page .ad-card .ad-journal-ranking {
  margin-top: 10px;
  padding: 9px 10px;
  border-color: color-mix(in srgb, var(--card-accent) 16%, transparent);
  border-left-color: var(--card-accent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--card-soft) 56%, #fff);
}
.academic-index-page .ad-card .ad-journal-ranking > strong { color: var(--card-accent); }
.academic-index-page .ad-card .ad-journal-ranking > div { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 5px; }
.academic-index-page .ad-card .ad-journal-ranking > div > span { min-width: 0; grid-template-columns: minmax(0,1fr) auto; }
.academic-index-page .ad-card .ad-journal-ranking > div small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.academic-index-page .ad-tag-list { gap: 5px; margin-top: 11px; }
.academic-index-page .ad-tag-list span { padding: 5px 8px; border-radius: 10px; color: var(--card-accent); background: var(--card-soft); }
.academic-index-page .ad-card footer {
  grid-column: auto;
  grid-row: auto;
  align-content: initial;
  margin-top: auto;
  padding-top: 14px;
  border-color: color-mix(in srgb, var(--card-accent) 12%, transparent);
}
.academic-index-page .ad-card footer > span { color: var(--ao-faint); }
.academic-index-page .ad-card footer a,
.academic-index-page .ad-compare-check span { border-radius: 16px; color: var(--card-accent); background: var(--card-soft); }
.academic-index-page .ad-compare-check input:checked + span { color: #fff; background: var(--card-accent); }

@media (max-width: 1180px) {
  .academic-index-page .ad-index-desk { width: min(calc(100% - 24px), 1120px); grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
  .academic-index-page .ad-index-sidebar {
    position: relative;
    top: auto;
    z-index: 2;
    display: block;
    max-height: none;
    padding: 15px 18px;
    border-radius: 22px;
  }
  .academic-index-page .ad-index-sidebar-head { padding: 0; border: 0; }
  .academic-index-page .ad-index-sidebar-head > button { display: inline-flex; }
  .academic-index-page .ad-index-sidebar > section,
  .academic-index-page .ad-index-sidebar > .ad-index-side-note { display: none; }
  .academic-index-page .ad-index-sidebar.is-open > section { display: block; }
  .academic-index-page .ad-index-sidebar.is-open > .ad-index-side-note { display: grid; }
  .academic-index-page .ad-index-sidebar.is-open .ad-index-sidebar-head { padding-bottom: 16px; border-bottom: 1px solid var(--ao-line); }
  .academic-index-page .ad-index-sidebar.is-open .ad-index-sidebar-head > button { color: var(--ao-rust); background: var(--ao-rust-soft); }
  .academic-index-page .ad-index-heading { grid-template-columns: minmax(0,1fr) 300px; gap: 24px; padding: 28px; }
  .academic-index-page .ad-index-heading h1 { font-size: 44px; }
  .academic-index-page .ad-mode-tabs { grid-template-columns: repeat(5, minmax(100px,1fr)); }
  .academic-index-page .ad-mode-tabs button { padding-inline: 10px; font-size: 12px; }
}
@media (max-width: 900px) {
  .academic-index-page .ad-index-desk { width: min(calc(100% - 24px), 820px); grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
  .academic-index-page .ad-index-sidebar { position: relative; top: auto; z-index: 2; max-height: none; }
  .academic-index-page .academic-discovery-main { padding: 0 0 68px; }
  .academic-index-page .ad-index-heading { min-height: 288px; grid-template-columns: minmax(0,1fr) 270px; }
  .academic-index-page .ad-index-heading h1 { font-size: 39px; }
  .academic-index-page .ad-index-heading-copy > p:not(.ad-index-eyebrow) { font-size: 13px; }
  .academic-index-page .ad-mode-tabs { display: flex; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none; }
  .academic-index-page .ad-mode-tabs::-webkit-scrollbar { display: none; }
  .academic-index-page .ad-mode-tabs button { min-width: 128px; scroll-snap-align: start; }
  .academic-index-page .ad-card-grid { grid-template-columns: 1fr; }
  .academic-index-page .ad-card { min-height: 250px; }
}
@media (max-width: 680px) {
  .academic-index-page .ad-index-desk { width: 100%; margin-top: 0; }
  .academic-index-page .ad-index-sidebar { top: auto; margin: 8px 10px 0; border-radius: 18px; }
  .academic-index-page .ad-index-sidebar-head strong { font-size: 19px; }
  .academic-index-page .ad-index-sidebar-head span { display: block; font-size: 9px; }
  .academic-index-page .ad-index-sidebar.is-open .ad-index-scope .ad-literature-tools { grid-template-columns: 1fr; gap: 6px; }
  .academic-index-page .ad-index-sidebar.is-open .ad-index-scope .ad-literature-tools label { grid-template-columns: 18px 58px minmax(0,1fr); }
  .academic-index-page .ad-index-sidebar.is-open .ad-index-scope .ad-literature-tools label > span { display: inline; }
  .academic-index-page .academic-discovery-main { padding-inline: 10px; }
  .academic-index-page .ad-index-heading {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 25px 20px 20px;
    border-radius: 25px;
  }
  .academic-index-page .ad-index-heading h1 { max-width: none; font-size: 35px; }
  .academic-index-page .ad-index-heading-copy > p:not(.ad-index-eyebrow) { margin-top: 13px; line-height: 1.7; }
  .academic-index-page .ad-index-trust { margin-top: 18px; }
  .academic-index-page .ad-index-visual { min-height: 142px; border-radius: 18px; }
  .academic-index-page .ad-index-visual figcaption { right: 12px; bottom: 11px; left: 12px; }
  .academic-index-page .ad-flow-command { margin-top: 10px; padding: 9px; border-radius: 20px; }
  .academic-index-page .ad-editorial-search { min-height: 53px; grid-template-columns: 68px minmax(0,1fr) 52px; border-radius: 14px; }
  .academic-index-page .ad-editorial-search button[type="submit"] { width: auto; border-radius: 11px; }
  .academic-index-page .ad-editorial-search button[type="reset"] { display: none; }
  .academic-index-page .ad-index-search-fields { gap: 3px; overflow-x: auto; }
  .academic-index-page .ad-index-search-fields button { flex: 0 0 auto; padding-inline: 9px; font-size: 10px; }
  .academic-index-page .ad-mode-tabs { padding-top: 3px; }
  .academic-index-page .ad-mode-tabs button { min-width: 104px; min-height: 56px; flex-direction: row; font-size: 11px; }
  .academic-index-page .ad-literature { margin-top: 10px; }
  .academic-index-page .ad-literature-head { min-height: 0; gap: 14px; padding: 16px; border-radius: 19px; }
  .academic-index-page .ad-literature-head > div:first-child { gap: 12px; }
  .academic-index-page .ad-literature-head h2 { font-size: 21px; }
  .academic-index-page .ad-literature-summary button { min-height: 36px; font-size: 10px; }
  .academic-index-page .ad-paper-status { padding: 12px 14px; }
  .academic-index-page .ad-nebula-preview { grid-template-columns: 46px minmax(0,1fr); padding: 16px 14px 0; border-radius: 20px; }
  .academic-index-page .ad-paper-record { border-radius: 19px; }
  .academic-index-page .ad-paper-record-line { min-height: 0; grid-template-columns: 40px minmax(0,1fr); gap: 12px; padding: 15px 14px; }
  .academic-index-page .ad-paper-index { width: 38px; height: 38px; font-size: 14px; }
  .academic-index-page .ad-paper-record-summary > strong { font-size: 16px; }
  .academic-index-page .ad-paper-expand-state { grid-column: 2; justify-self: start; min-height: 30px; padding: 0 10px; }
  .academic-index-page .ad-paper-row-detail-content { padding: 0 14px 16px; }
  .academic-index-page .ad-paper-footer { border-radius: 19px; }
  .academic-index-page .ad-catalog-toolbar { align-items: stretch; flex-direction: column; padding: 9px; border-radius: 17px; }
  .academic-index-page .ad-subject-list { overflow-x: auto; flex-wrap: nowrap; scrollbar-width: none; }
  .academic-index-page .ad-subject-list::-webkit-scrollbar { display: none; }
  .academic-index-page .ad-subject-list button { flex: 0 0 auto; }
  .academic-index-page .ad-catalog-toolbar > button { align-self: flex-start; }
  .academic-index-page .ad-results-head { min-height: 74px; gap: 12px; }
  .academic-index-page .ad-results-head h2 { font-size: 19px; }
  .academic-index-page .ad-results-head label { padding-left: 9px; }
  .academic-index-page .ad-card { min-height: 0; padding: 17px; border-radius: 19px; }
  .academic-index-page .ad-card::before { border-radius: 19px 19px 0 0; }
  .academic-index-page .ad-card-title h3 { font-size: 18px; }
  .academic-index-page .ad-save span { display: none; }
  .academic-index-page .ad-card footer > span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .academic-index-page .ad-index-visual > img,
  .academic-index-page .ad-paper-record,
  .academic-index-page .ad-mode-tabs button { transition-duration: .01ms; }
}