:root {
  color-scheme: light;
  --page: #eef3f8;
  --paper: #ffffff;
  --ink: #102540;
  --muted: #4b627e;
  --line: #c7d4e2;
  --line-strong: #9fb1c5;
  --blue: #0f4f86;
  --blue-dark: #0b416f;
  --blue-soft: #e6eef7;
  --green: #2f6b56;
  --green-soft: #e7f3ee;
  --table-stripe: #f7faff;
  --shadow: 0 14px 30px rgba(0, 33, 71, 0.1);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", "Trebuchet MS", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  min-width: 320px;
  background: linear-gradient(160deg, #edf3f8 0%, #f7f8fb 42%, #eaf1f9 100%);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.68;
}

a {
  color: var(--blue);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--blue-dark);
}

a:focus-visible,
button:focus-visible,
.table-scroll:focus-visible {
  outline: 3px solid rgba(15, 79, 134, 0.24);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  transform: translateY(-180%);
  border-radius: 4px;
  background: var(--ink);
  color: #ffffff;
  padding: 8px 12px;
}

.skip-link:focus {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

.publication-bar {
  position: sticky;
  z-index: 20;
  top: 0;
  padding: 14px 18px 0;
}

.publication-bar-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  width: min(1420px, 100%);
  min-height: 56px;
  margin: 0 auto;
  border: 1px solid rgba(146, 166, 191, 0.95);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 28px rgba(0, 33, 71, 0.08);
  padding: 0 20px;
  font-size: 0.88rem;
  font-weight: 700;
  backdrop-filter: blur(10px);
}

.brand-link,
.companion-link {
  text-decoration: none;
}

.brand-link {
  color: var(--blue-dark);
}

.current-publication {
  color: var(--muted);
}

.companion-link {
  margin-left: auto;
}

.nav-divider {
  width: 1px;
  height: 20px;
  background: var(--line);
}

.publication-shell {
  display: grid;
  grid-template-columns: minmax(220px, 270px) minmax(0, 960px);
  justify-content: center;
  gap: clamp(24px, 3.5vw, 52px);
  padding: 28px clamp(18px, 4vw, 54px) 64px;
}

.publication-sidebar {
  min-width: 0;
}

.publication-toc {
  position: sticky;
  top: 90px;
  max-height: calc(100vh - 116px);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 10px 24px rgba(0, 33, 71, 0.06);
  padding: 14px;
  scrollbar-width: thin;
}

.toc-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.publication-toc ol {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.publication-toc li {
  min-width: 0;
}

.publication-toc a {
  display: block;
  border-radius: 6px;
  color: var(--muted);
  padding: 5px 7px;
  font-size: 0.82rem;
  line-height: 1.3;
  text-decoration: none;
}

.publication-toc .toc-h1 a {
  color: var(--ink);
  font-weight: 750;
}

.publication-toc .toc-h2 a {
  padding-left: 16px;
  font-size: 0.78rem;
}

.publication-toc a:hover,
.publication-toc a[aria-current="location"] {
  background: var(--blue-soft);
  color: var(--blue-dark);
}

.toc-toggle {
  display: none;
}

.publication-main {
  min-width: 0;
}

.publication-masthead {
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(900px 300px at 100% -20%, rgba(15, 79, 134, 0.14), transparent 45%),
    radial-gradient(700px 230px at -10% 120%, rgba(47, 107, 86, 0.09), transparent 46%),
    rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  padding: clamp(28px, 4.5vw, 48px);
}

.eyebrow,
.publication-type,
.publication-date {
  letter-spacing: 0;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.publication-masthead h1 {
  max-width: 34ch;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 2.9vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: 0;
}

.author-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 24px;
  margin-top: 26px;
  color: #314866;
  font-size: 0.94rem;
}

.research-status {
  margin: 26px 0 0;
  border-left: 3px solid var(--green);
  color: var(--muted);
  padding-left: 14px;
  font-size: 0.92rem;
}

.publication-date,
.publication-type {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.print-resource-links {
  display: none;
}

.masthead-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.action-link {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink);
  padding: 8px 13px;
  font-size: 0.86rem;
  font-weight: 750;
  text-decoration: none;
}

.action-link:hover {
  background: var(--blue-soft);
  color: var(--ink);
}

.primary-action {
  border-color: var(--blue-dark);
  background: var(--blue);
  color: #ffffff;
}

.primary-action:hover {
  background: var(--blue-dark);
  color: #ffffff;
}

.publication-article {
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  box-shadow: var(--shadow);
  padding: clamp(26px, 5vw, 58px);
}

.publication-article > h1 {
  margin: 4.5rem 0 1.2rem;
  border-top: 1px solid var(--line);
  padding-top: 2.2rem;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  line-height: 1.14;
  letter-spacing: 0;
}

.publication-article > h1:first-child {
  margin-top: 0;
  border-top: 0;
  padding-top: 0;
}

.publication-article h2 {
  margin: 2.7rem 0 0.8rem;
  color: #1d3858;
  font-size: 1.3rem;
  line-height: 1.25;
  letter-spacing: 0;
}

.publication-article h3 {
  margin: 2rem 0 0.65rem;
  color: #314866;
  font-size: 1.05rem;
  line-height: 1.3;
  letter-spacing: 0;
}

.publication-article p {
  margin: 0.8rem 0;
}

.publication-article ul,
.publication-article ol {
  margin: 0.9rem 0;
  padding-left: 1.45rem;
}

.publication-article li {
  margin: 0.4rem 0;
  padding-left: 0.15rem;
}

.publication-article li > p {
  margin: 0;
}

.publication-article blockquote {
  margin: 1.4rem 0;
  border-left: 3px solid var(--green);
  background: var(--green-soft);
  padding: 12px 16px;
}

.publication-article sup {
  line-height: 0;
}

.citation-link {
  font-weight: 700;
  text-decoration: none;
}

figure {
  margin: 2.2rem 0;
  break-inside: avoid;
}

figure img,
.publication-article > p > img {
  display: block;
  width: 100%;
  height: auto;
  margin: 2.2rem auto;
}

.publication-article p,
.publication-article li,
.publication-article a {
  overflow-wrap: anywhere;
}

.multi-panel-figure {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.multi-panel-figure img {
  margin: 0;
}

.technical-note {
  margin: 0.9rem 0;
  color: var(--muted);
}

figcaption {
  margin-top: 0.8rem;
  color: #425a76;
  font-size: 0.9rem;
  line-height: 1.45;
}

figcaption p {
  margin: 0;
}

.table-scroll {
  width: 100%;
  margin: 1.3rem 0 2rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  scrollbar-width: thin;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 0.82rem;
  line-height: 1.35;
}

caption {
  color: var(--ink);
  padding: 12px 14px 8px;
  font-weight: 750;
  text-align: left;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 8px 10px;
  text-align: left;
  vertical-align: middle;
}

th {
  background: var(--blue-soft);
  color: #203b59;
  font-size: 0.76rem;
  font-weight: 800;
}

tbody tr:nth-child(even) td {
  background: var(--table-stripe);
}

tbody tr:last-child td {
  border-bottom: 0;
}

.featured-table {
  min-width: 760px;
  font-size: 0.84rem;
  font-variant-numeric: tabular-nums;
}

.featured-table th,
.featured-table td {
  padding: 9px 11px;
}

.featured-table thead th {
  border-bottom: 2px solid #6f7773;
  background: #f0f1f0;
  color: #151a17;
  vertical-align: bottom;
}

.featured-table thead th:not(:first-child),
.featured-table tbody td:not(:first-child) {
  text-align: center !important;
}

.featured-table tbody tr:nth-child(even) td {
  background: transparent;
}

.featured-table tbody tr:not(.section-row):not(.category-row) td {
  border-bottom-color: #e4e7e5;
}

.featured-table .section-row td {
  border-top: 2px solid #a8aeaa;
  border-bottom: 1px solid #bfc4c1;
  background: #e9ebe9;
  color: #202621;
  font-weight: 800;
}

.featured-table .section-row td:not(:first-child) {
  color: transparent;
}

.featured-table .category-row td {
  border-top: 1px solid #b9bfbb;
  border-bottom: 1px solid #d6dad7;
  background: #f6f7f6;
  font-weight: 750;
}

.featured-table .category-row td:last-child {
  font-weight: 400;
}

.featured-table .nested-row td:first-child {
  padding-left: 26px;
  color: #313934;
}

.featured-table .nested-row blockquote {
  margin: 0;
  border: 0;
  background: transparent;
  padding: 0;
}

.featured-table .nested-row blockquote p {
  margin: 0;
}

.featured-table .missing-row td {
  color: #68716c;
  font-size: 0.78rem;
  font-style: italic;
}

.featured-table-1 th:first-child,
.featured-table-1 td:first-child {
  width: 34%;
}

.featured-table-1 th:last-child,
.featured-table-1 td:last-child,
.featured-table-2 th:last-child,
.featured-table-2 td:last-child {
  width: 14%;
}

.publication-footer {
  margin-top: 28px;
  border-top: 1px solid var(--line);
  padding: 20px 4px 0;
}

.manuscript-citation {
  margin: 20px 0;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.manuscript-citation h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.manuscript-citation p { margin: 0; }

@media print {
  .manuscript-citation { break-inside: avoid; padding: 12px 0; border: 0; font-size: 9pt; }
}

.publication-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.84rem;
  font-weight: 700;
}

.publication-copyright {
  max-width: 920px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 400;
  line-height: 1.5;
}

.publication-copyright p {
  margin: 0;
}

.publication-copyright p + p {
  margin-top: 5px;
}

@media (max-width: 980px) {
  .publication-shell {
    display: block;
    padding-top: 18px;
  }

  .publication-sidebar {
    position: sticky;
    z-index: 15;
    top: 72px;
    margin-bottom: 18px;
  }

  .toc-toggle {
    display: flex;
    width: 100%;
    min-height: 44px;
    align-items: center;
    justify-content: space-between;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #ffffff;
    color: var(--ink);
    padding: 8px 12px;
    font: inherit;
    font-size: 0.88rem;
    font-weight: 800;
    cursor: pointer;
  }

  .toc-toggle-icon {
    width: 9px;
    height: 9px;
    transform: rotate(45deg);
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transition: transform 150ms ease;
  }

  .toc-toggle[aria-expanded="true"] .toc-toggle-icon {
    transform: rotate(225deg);
  }

  .publication-toc {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    left: 0;
    max-height: min(70vh, 560px);
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #ffffff;
    box-shadow: var(--shadow);
    padding: 14px;
  }

  .publication-toc.is-open {
    display: block;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 15px;
    line-height: 1.62;
  }

  .publication-bar {
    padding: 8px 10px 0;
  }

  .publication-bar-inner {
    gap: 8px;
    min-height: 50px;
    border-radius: 14px;
    padding: 0 14px;
    font-size: 0.78rem;
  }

  .nav-divider,
  .current-publication {
    display: none;
  }

  .publication-shell {
    padding: 12px 12px 42px;
  }

  .publication-sidebar {
    top: 64px;
  }

  .publication-masthead,
  .publication-article {
    border-radius: 12px;
    box-shadow: 0 10px 24px rgba(0, 33, 71, 0.07);
  }

  .publication-masthead {
    padding: 24px 20px;
  }

  .publication-masthead h1 {
    font-size: clamp(1.45rem, 6.4vw, 1.85rem);
    line-height: 1.14;
  }

  .author-list {
    grid-template-columns: 1fr;
  }

  .publication-article {
    margin-top: 14px;
    padding: 26px 19px;
  }

  .publication-article > h1 {
    margin-top: 3.5rem;
  }

  table {
    min-width: 640px;
    font-size: 0.78rem;
  }

  .multi-panel-figure {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 350px) {
  .publication-bar-inner {
    font-size: 0.72rem;
  }

  .publication-shell {
    padding-right: 10px;
    padding-left: 10px;
  }

  .publication-masthead,
  .publication-article {
    padding-right: 16px;
    padding-left: 16px;
  }
}

@media print {
  @page {
    size: letter;
    margin: 0.65in;
  }

  :root {
    --page: #ffffff;
    --paper: #ffffff;
    --ink: #000000;
    --muted: #333333;
    --line: #a8a8a8;
    --line-strong: #777777;
    --table-stripe: #f4f4f4;
  }

  html {
    scroll-padding-top: 0;
  }

  body {
    background: #ffffff;
    font-size: 9.4pt;
    line-height: 1.42;
  }

  .skip-link,
  .publication-bar,
  .publication-sidebar,
  .masthead-actions,
  .publication-footer-links {
    display: none !important;
  }

  .publication-footer {
    margin-top: 24px;
    border-top: 0.5pt solid #a8a8a8;
    padding: 12px 0 0;
    break-inside: avoid;
  }

  .publication-copyright {
    margin-top: 0;
    color: #333333;
    font-size: 7.5pt;
    line-height: 1.4;
  }

  .print-resource-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 20px 0 0;
    font-size: 8.5pt;
  }

  .publication-shell {
    display: block;
    padding: 0;
  }

  .publication-masthead,
  .publication-article {
    border: 0;
    border-radius: 0;
    background: #ffffff;
    box-shadow: none;
    padding: 0;
  }

  .publication-masthead {
    min-height: 8.2in;
    page-break-after: always;
  }

  .publication-masthead h1 {
    max-width: none;
    padding-top: 1.1in;
    font-size: 27pt;
  }

  .publication-article {
    margin: 0;
  }

  .publication-article > h1 {
    break-after: avoid;
    font-size: 19pt;
  }

  .publication-article h2,
  .publication-article h3 {
    break-after: avoid;
  }

  .publication-article p,
  .publication-article li {
    orphans: 3;
    widows: 3;
  }

  figure,
  .table-scroll {
    break-inside: avoid;
  }


  .multi-panel-figure {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  figure img,
  .publication-article > p > img {
    max-height: 7in;
    object-fit: contain;
  }

  .table-scroll {
    overflow: visible;
    border-color: #777777;
  }

  table {
    min-width: 0;
    font-size: 7.5pt;
  }

  th,
  td {
    padding: 4px 5px;
  }

  a {
    color: #000000;
    text-decoration: none;
  }
}