:root {
  --paper: #FAF9F6;
  --paper-2: #F1EFEA;
  --ink: #1A1A18;
  --ink-2: #4A4945;
  --ink-3: #7A7872;
  --rule: #DEDBD3;
  --accent: #B84B20;
  --accent-ink: #8F3915;
  --code: #F4F2ED;
  --ok-ink: #1E5631;
  --ok-bg: #EDF5EF;
  --warn-ink: #7A4B0C;
  --warn-bg: #FAF3E6;
  --err-ink: #8B1E1E;
  --err-bg: #FBECEC;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --w: 1260px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 24px; }
.wrap.narrow > * { max-width: 720px; }
.eyebrow {
  font: 600 12px/1 var(--sans);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
}
h1 { font-size: clamp(2rem, 1.25rem + 3.5vw, 3.75rem); line-height: 1.07; }
h2 { font-size: clamp(1.5rem, 1.1rem + 1.8vw, 2.375rem); line-height: 1.16; margin-bottom: 16px; }
h3 { font-size: 21px; line-height: 1.3; margin-bottom: 8px; }
p { margin: 0 0 16px; }
p, li, dd, summary { overflow-wrap: break-word; }
.lede { font-size: 20px; color: var(--ink-2); max-width: 660px; }
.muted { color: var(--ink-3); }
.small { font-size: 14px; }
section { padding: 88px 0; border-top: 1px solid var(--rule); }
section[id], h2[id], h3[id] { scroll-margin-top: 72px; }
section.page-top { padding: 72px 0 88px; border-top: 0; }
code, pre, kbd { font-family: var(--mono); font-size: 14px; }
pre {
  background: var(--code);
  border: 1px solid var(--rule);
  padding: 18px 20px;
  max-inline-size: 100%;
  overflow: auto;
  overscroll-behavior-x: contain;
  line-height: 1.55;
  margin: 0;
}

/* Accessibility utility */
.sr, .visually-hidden {
  position: absolute;
  clip-path: inset(50%);
  overflow: hidden;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  white-space: nowrap;
}
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Navigation */
header.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.nav .wrap {
  display: flex;
  align-items: safe center;
  justify-content: space-between;
  gap: 10px 18px;
  flex-wrap: wrap;
  min-block-size: 60px;
  padding-block: 10px;
}
.wordmark {
  font: 600 19px/1 var(--serif);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav ul {
  display: flex;
  gap: 26px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 15px;
  align-items: safe center;
  flex-wrap: wrap;
  flex-wrap: balance;
}
.nav ul a { text-decoration: none; color: var(--ink-2); }
.nav ul a:hover { color: var(--ink); }
@media (max-width: 760px) {
  .nav ul li.opt { display: none; }
}
@media (max-width: 520px) {
  .wordmark { font-size: 18px; }
  .nav ul { gap: 14px; font-size: 14px; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: 600 15px/1 var(--sans);
  min-height: 48px;
  padding: 14px 20px;
  border: 1px solid var(--ink);
  text-decoration: none;
  cursor: pointer;
  background: transparent;
  color: var(--ink);
}
.btn.small-btn {
  min-height: 36px;
  padding: 8px 12px;
  font-size: 13px;
}
.btn.primary {
  background: var(--ink);
  color: var(--paper);
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn.primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
}
.btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn:focus-visible, .copy:focus-visible, a:focus-visible, summary:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Hero */
.hero { padding: 72px 0 68px; border-top: 0; }
.hero h1 { max-width: 820px; margin-bottom: 20px; }
.install {
  display: flex;
  align-items: stretch;
  max-inline-size: 620px;
  margin: 28px 0 16px;
  border: 1px solid var(--ink);
}
.install code {
  flex: 1 1 0%;
  min-inline-size: 0;
  padding: 15px 18px;
  background: var(--code);
  font-size: 15px;
  white-space: nowrap;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.copy {
  flex-shrink: 0;
  border: 0;
  border-left: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  font: 600 14px var(--sans);
  padding: 0 18px;
  min-height: 48px;
  cursor: pointer;
}
.copy:hover { color: var(--accent); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: safe center; }

/* Two-column grids */
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; }
.two > * { min-inline-size: 0; }
@media (max-width: 820px) {
  .two { grid-template-columns: minmax(0, 1fr); gap: 28px; }
}
.col-label {
  font: 600 13px var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
pre .dim { color: var(--ink-3); }
pre .hi { color: var(--accent-ink); }

/* Steps */
ol.steps {
  list-style: none;
  padding: 0;
  margin: 40px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
  counter-reset: s;
}
ol.steps li {
  min-inline-size: 0;
  counter-increment: s;
  border-top: 2px solid var(--ink);
  padding-top: 18px;
}
ol.steps li::before {
  content: counter(s, decimal-leading-zero);
  font: 600 13px var(--mono);
  color: var(--accent);
  display: block;
  margin-bottom: 10px;
}
@media (max-width: 820px) {
  ol.steps { grid-template-columns: minmax(0, 1fr); gap: 28px; }
}

/* Responsive Data Tables */
.table-wrap {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  max-inline-size: 100%;
  margin-top: 28px;
  border-top: 2px solid var(--ink);
  container-type: inline-size;
}
table {
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
.table-wrap > table:not(.scorecard):has(thead th:nth-child(3)) {
  min-inline-size: 540px;
}
.table-wrap > table:not(.scorecard):has(thead th:nth-child(5)) {
  min-inline-size: 880px;
}
.table-wrap > table:not(.scorecard) thead th {
  min-inline-size: 76px;
}
.table-wrap > table:not(.scorecard) thead th:first-child {
  min-inline-size: 190px;
}
th, td {
  text-align: left;
  padding: 13px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
thead th {
  position: sticky;
  inset-block-start: 0;
  background: var(--paper);
  z-index: 1;
  font: 600 13px var(--sans);
  letter-spacing: 0.04em;
  color: var(--ink-2);
}
td.num, th.num { text-align: right; white-space: nowrap; }
tbody tr:hover { background: var(--paper-2); }
.note {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 18px;
  margin-top: 28px;
  color: var(--ink-2);
  max-width: 780px;
}

/* Pricing */
.plans {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.plan {
  min-inline-size: 0;
  padding: 28px 28px 32px;
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
}
.plan:last-child { border-right: 0; }
.plan .price {
  font: 500 44px/1 var(--serif);
  margin: 14px 0 4px;
  font-variant-numeric: tabular-nums;
}
.plan .price small { font: 400 16px var(--sans); color: var(--ink-3); }
.plan ul {
  padding: 0;
  margin: 20px 0 28px;
  list-style: none;
  font-size: 15px;
  flex: 1;
}
.plan li { padding: 7px 0; border-bottom: 1px solid var(--rule); }
.plan.featured { background: var(--paper-2); }
.team-tier {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 24px 28px;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.team-tier .team-price {
  font: 500 28px/1.1 var(--serif);
  font-variant-numeric: tabular-nums;
}
.team-tier .team-price small {
  font: 400 15px var(--sans);
  color: var(--ink-3);
}
.toggle {
  display: inline-flex;
  max-inline-size: 100%;
  border: 1px solid var(--ink);
  margin-top: 20px;
}
.toggle button {
  font: 600 14px/1.2 var(--sans);
  padding: 10px 16px;
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}
.toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
}
@media (max-width: 900px) {
  .plans { grid-template-columns: minmax(0, 1fr); }
  .plan { border-right: 0; border-bottom: 1px solid var(--rule); }
  .plan:last-child { border-bottom: 0; }
}

/* FAQ */
details { border-bottom: 1px solid var(--rule); padding: 18px 0; }
summary { cursor: pointer; font: 500 19px/1.4 var(--serif); list-style: none; }
details:not(.methodology-note):not(.toc-card) > summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; flex-shrink: 0; color: var(--ink-3); font-family: var(--sans); }
details[open] > summary::after { content: "–"; }
details p { margin: 12px 0 0; color: var(--ink-2); max-width: 760px; }
details ul { margin: 10px 0 0; padding-left: 20px; color: var(--ink-2); max-width: 760px; }
details li { margin-bottom: 6px; }

/* Compact inline methodology disclosures (content-first-noise-reduction) */
details.methodology-note {
  border-bottom: 0;
  padding: 4px 0 0;
  margin-top: 6px;
  max-width: 740px;
}
details.methodology-note > summary {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font: 500 13px/1.45 var(--sans);
  color: var(--ink-3);
}
details.methodology-note > summary:hover {
  color: var(--ink);
}
details.methodology-note > summary::after {
  content: none;
  float: none;
}
details.methodology-note > summary::before {
  content: "+";
  font-family: var(--mono);
  color: var(--accent);
}
details.methodology-note[open] > summary::before {
  content: "–";
}
details.methodology-note::details-content {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-3);
}
details.methodology-note .methodology-body {
  margin-top: 10px;
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--rule);
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-3);
}
details.methodology-note .methodology-body p {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--ink-3);
}
details.methodology-note .methodology-body p:last-child {
  margin-bottom: 0;
}
details.methodology-note .methodology-body code {
  font-size: 12px;
}

/* Prose & Legal pages */
.prose h1 { margin-bottom: 16px; }
.prose h2 { font-size: 26px; margin-top: 40px; margin-bottom: 12px; }
.prose h3 { font-size: 19px; margin-top: 24px; margin-bottom: 8px; }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 22px; color: var(--ink-2); }
.prose li { margin-bottom: 6px; }
.prose p { color: var(--ink-2); }
.prose strong { color: var(--ink); }
.draft-banner {
  background: var(--warn-bg);
  color: var(--warn-ink);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  margin-bottom: 28px;
  font-size: 14px;
}
.notice-banner {
  background: var(--ok-bg);
  color: var(--ok-ink);
  border-left: 3px solid var(--ok-ink);
  padding: 12px 16px;
  margin-bottom: 24px;
  font-size: 15px;
}
.error-banner {
  background: var(--err-bg);
  color: var(--err-ink);
  border-left: 3px solid var(--err-ink);
  padding: 12px 16px;
  margin-bottom: 24px;
  font-size: 15px;
}

/* Forms (modern-web-guidance: >= 16px font, >= 48px tap target, Gestalt label spacing, :user-invalid) */
.form-stack { max-width: 560px; margin-top: 28px; }
.form-group { margin-block-end: 22px; }
.form-group label, .form-group legend {
  display: block;
  font: 600 14px/1.3 var(--sans);
  color: var(--ink);
  margin-bottom: 6px;
}
.form-group fieldset {
  border: 1px solid var(--rule);
  padding: 14px 16px;
  margin: 0;
}
.radio-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 6px;
}
.radio-list label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 400;
  font-size: 15px;
  margin: 0;
  min-height: 36px;
  cursor: pointer;
}
input[type="radio"], input[type="checkbox"] {
  accent-color: var(--accent);
}
input[type="text"],
input[type="email"],
input[type="url"],
input[type="search"],
input[type="tel"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
  width: 100%;
  font: 16px/1.4 var(--sans);
  padding: 11px 13px;
  min-height: 48px;
  border: 1px solid var(--ink-3);
  background: #FFFFFF;
  color: var(--ink);
  border-radius: 0;
}
textarea { min-height: 110px; resize: vertical; }
@media (pointer: coarse) {
  input[type="text"], input[type="email"], input[type="url"], input[type="search"], input[type="tel"], input[type="password"], select { min-height: 52px; }
  .radio-list label { min-height: 48px; }
}
input:invalid:user-invalid, textarea:invalid:user-invalid {
  border-color: var(--err-ink);
  border-width: 2px;
}
.field-hint {
  display: block;
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 5px;
}

/* Admin Console */
.admin-subnav {
  display: flex;
  flex-wrap: wrap;
  flex-wrap: balance;
  gap: 8px 22px;
  list-style: none;
  margin: 0 0 28px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
}
.admin-subnav a {
  text-decoration: none;
  color: var(--ink-2);
}
.admin-subnav a:hover {
  color: var(--ink);
}
.admin-subnav a[aria-current="page"] {
  font-weight: 600;
  color: var(--accent-ink);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
  margin: 24px 0 36px;
}
.stat-box {
  border: 1px solid var(--rule);
  background: #FFFFFF;
  padding: 16px 18px;
}
.stat-box .stat-label {
  font: 600 12px/1.2 var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.stat-box .stat-val {
  font: 500 30px/1.15 var(--serif);
  margin-top: 6px;
  font-variant-numeric: tabular-nums;
}
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.inline-actions form { margin: 0; display: inline-flex; gap: 4px; align-items: center; }
.inline-actions input[type="text"], .inline-actions input[type="number"] {
  width: auto;
  min-height: 36px;
  padding: 6px 8px;
  font-size: 13px;
}

/* Docs sidebar layout */
.docs-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}
.docs-grid > * { min-inline-size: 0; }
.docs-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 2px solid var(--ink);
}
.docs-nav li { border-bottom: 1px solid var(--rule); }
.docs-nav a {
  display: block;
  padding: 10px 4px;
  text-decoration: none;
  font-size: 15px;
  color: var(--ink-2);
}
.docs-nav a[aria-current="page"] {
  font-weight: 600;
  color: var(--accent-ink);
}
@media (max-width: 820px) {
  .docs-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; }
}

/* Footer */
footer {
  border-top: 1px solid var(--rule);
  padding: 40px 0 56px;
  font-size: 14px;
  color: var(--ink-3);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { color: var(--ink); text-decoration: underline; }

/* Research & Benchmark Reports (Editorial DeepMind Layout on #FAF9F6 / #1A1A18 / #B84B20) */
.wrap.wide { max-width: 1260px; }
body:has(main .wrap.wide) :is(header.nav, footer) > .wrap { max-width: 1260px; }
@supports not selector(:has(*)) {
  body.wide-shell :is(header.nav, footer) > .wrap { max-width: 1260px; }
}

.research-breadcrumb {
  margin-bottom: 22px;
  font: 500 13px/1.4 var(--sans);
  color: var(--ink-3);
}
.research-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}
.research-breadcrumb li + li::before {
  content: "›";
  margin-right: 8px;
  color: var(--ink-3);
}
.research-breadcrumb a {
  text-decoration: none;
  color: var(--ink-2);
}
.research-breadcrumb a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.research-header {
  padding: 64px 0 36px;
  border-top: 0;
}
.research-header h1 {
  font-size: clamp(2.125rem, 1.35rem + 3vw, 3.375rem);
  line-height: 1.08;
  max-width: 960px;
}
.research-meta-grid {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 36px;
  margin-top: 32px;
  align-items: start;
}
.research-date-col {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.research-date-col strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 2px;
}
.research-lede {
  font-size: 19px;
  line-height: 1.56;
  color: var(--ink-2);
  margin: 0;
  max-width: 720px;
}
.research-byline-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding: 14px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  color: var(--ink-2);
}
.share-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink-2);
  font: 600 13px/1 var(--sans);
  cursor: pointer;
}
.share-link-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
@media (max-width: 760px) {
  .research-meta-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }
}

.research-body-section {
  padding: 40px 0 96px;
  border-top: 0;
}
.research-shell {
  display: grid;
  grid-template-columns: 196px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}
.research-meta-grid > *,
.research-shell > *,
.research-entry > * {
  min-inline-size: 0;
}
.research-rail {
  position: sticky;
  top: 84px;
}
details.toc-card {
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper-2);
  padding: 14px 16px;
}
details.toc-card summary.toc-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font: 600 13px/1.3 var(--sans);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}
details.toc-card summary.toc-summary::-webkit-details-marker { display: none; }
details.toc-card summary.toc-summary::after {
  content: "▾";
  flex-shrink: 0;
  color: var(--ink-3);
}
details.toc-card:not([open]) summary.toc-summary::after {
  content: "▸";
}
.toc-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 10px 0 0;
  border-top: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.45;
}
.toc-list li + li {
  margin-top: 8px;
}
.toc-list a {
  text-decoration: none;
  color: var(--ink-2);
  display: block;
}
.toc-list a:hover {
  color: var(--accent);
}
.rail-back-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-3);
  text-decoration: none;
}
.rail-back-link:hover {
  color: var(--accent);
}
@media (max-width: 940px) {
  .research-shell {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }
  .research-rail {
    position: static;
  }
}

.research-article h2 {
  font-size: clamp(1.5rem, 1.15rem + 1.2vw, 2rem);
  margin-top: 52px;
  margin-bottom: 14px;
  scroll-margin-top: 84px;
}
.research-article h2:first-child {
  margin-top: 0;
}
.research-article h3 {
  font-size: 20px;
  margin-top: 28px;
  margin-bottom: 10px;
}
.research-article p,
.research-article ul,
.research-article ol {
  max-width: 68ch;
  color: var(--ink-2);
}
.research-article ul,
.research-article ol {
  padding-left: 22px;
  margin: 0 0 18px;
}
.research-article li {
  margin-bottom: 7px;
}
.research-article strong {
  color: var(--ink);
}

/* Multi-Column Grouped Scorecard Tables */
figure.scorecard-figure {
  margin: 28px 0 34px;
}
figcaption.scorecard-caption {
  padding: 12px 0 12px;
  font: 600 14px/1.4 var(--sans);
  color: var(--ink);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
figcaption.scorecard-caption .caption-sub {
  display: block;
  font-weight: 400;
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 2px;
}
.scorecard-wrap,
.table-scroll {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  max-inline-size: 100%;
  margin: 0;
  container-type: inline-size;
  border-bottom: 1.5px solid var(--ink);
}
table.scorecard {
  width: 100%;
  min-inline-size: 840px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
table.scorecard th,
table.scorecard td {
  padding: 8px 8px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  background: var(--paper);
}
table.scorecard th.num,
table.scorecard td.num {
  text-align: right;
  white-space: normal;
}
table.scorecard thead th {
  position: sticky;
  inset-block-start: 0;
  z-index: 2;
  background: var(--paper);
  font: 600 12px/1.35 var(--sans);
  letter-spacing: 0.02em;
  color: var(--ink-2);
  border-bottom: 1.5px solid var(--ink);
}
table.scorecard thead th .th-sub {
  display: block;
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0;
  color: var(--ink-3);
  margin-top: 3px;
}
table.scorecard th.cat-cell {
  font: 600 11px/1.35 var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-2);
  width: 96px;
  background: var(--paper);
}
table.scorecard td.metric-cell {
  min-inline-size: 168px;
}
table.scorecard td.metric-cell .sub-unit,
table.scorecard .sub-unit {
  display: block;
  font-size: 11.5px;
  color: var(--ink-3);
  margin-top: 2px;
}
table.scorecard .metric-dir {
  font: 600 11px/1.3 var(--mono);
  color: var(--ink-2);
  letter-spacing: 0.01em;
}
table.scorecard tr.group-start > th,
table.scorecard tr.group-start > td {
  border-top: 1.5px solid var(--ink);
}
table.scorecard tbody tr:first-child.group-start > th,
table.scorecard tbody tr:first-child.group-start > td {
  border-top: 0;
}

/* Primary localctx column highlight & honest winner cells */
table.scorecard thead th.col-primary {
  background: #F5EFE8;
  color: var(--ink);
  border-top: 2px solid var(--accent);
  border-left: 1.5px solid var(--accent);
  border-right: 1.5px solid var(--accent);
}
table.scorecard tbody td.col-primary {
  border-left: 1.5px solid var(--accent);
  border-right: 1.5px solid var(--accent);
}
table.scorecard tbody tr:last-child td.col-primary {
  border-bottom: 1.5px solid var(--accent);
}
table.scorecard td.cell-win-primary {
  background: #F5EFE8;
  color: #9E3D16;
  font-weight: 700;
}
table.scorecard td.cell-win-self {
  background: rgba(184, 75, 32, 0.06);
  color: #9E3D16;
  font-weight: 700;
}
table.scorecard td.cell-win-alt {
  background: #EAE7DF;
  color: var(--ink);
  font-weight: 600;
}
table.scorecard tbody tr:hover th,
table.scorecard tbody tr:hover td {
  background: var(--paper-2);
}
table.scorecard tbody tr:hover td.cell-win-primary {
  background: #EFE5DA;
}
table.scorecard tbody tr:hover td.cell-win-self {
  background: rgba(184, 75, 32, 0.11);
}
table.scorecard tbody tr:hover td.cell-win-alt {
  background: #E2DFD5;
}

/* Research Index Cards */
.research-list {
  margin-top: 36px;
  border-top: 2px solid var(--ink);
}
.research-entry {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 36px;
  padding: 32px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}
.research-entry-meta {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.research-entry-meta .entry-kicker {
  display: block;
  font: 600 11px/1.2 var(--sans);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.research-entry h2 {
  font-size: clamp(1.375rem, 1.05rem + 1.2vw, 1.875rem);
  line-height: 1.2;
  margin-bottom: 10px;
}
.research-entry h2 a {
  text-decoration: none;
}
.research-entry h2 a:hover {
  color: var(--accent);
}
.research-metrics-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 14px 0 16px;
  padding: 10px 14px;
  background: var(--paper-2);
  border-left: 2px solid var(--accent);
  font-size: 13px;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.research-read-link {
  font: 600 14px/1 var(--sans);
  color: var(--accent-ink);
  text-decoration: none;
}
.research-read-link:hover {
  text-decoration: underline;
}
.research-entry[id] {
  scroll-margin-top: 84px;
}

/* Era Jump Bar on /research Hub */
.era-jump-nav {
  margin-top: 32px;
  padding: 16px 0 18px;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.era-jump-label {
  font: 600 11px/1.2 var(--sans);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.era-jump-bar {
  display: flex;
  flex-wrap: wrap;
  flex-wrap: balance;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.era-jump-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper-2);
  text-decoration: none;
  font: 600 12.5px/1.2 var(--mono);
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.era-jump-link span {
  font: 400 11.5px/1.2 var(--sans);
  color: var(--ink-3);
}
.era-jump-link:hover {
  border-color: var(--accent);
  color: var(--accent-ink);
}
@media (max-width: 780px) {
  .research-entry {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
}

/* Compact phone rhythm & touch ergonomics */
@media (max-width: 600px) {
  .wrap { padding-inline: 18px; }
  section { padding: 56px 0; }
  section.page-top, .hero { padding: 44px 0 52px; }
  .research-header { padding: 40px 0 28px; }
  .research-body-section { padding: 28px 0 64px; }
  .lede, .research-lede { font-size: 18px; }
  pre { padding: 14px 16px; font-size: 13px; }
  .plan { padding: 22px 20px 26px; }
  .plan .price { font-size: 38px; }
  .team-tier { padding: 20px; gap: 16px; }
  summary { font-size: 17.5px; }
}
@media (max-width: 480px) {
  .install code { padding: 12px 13px; font-size: 13.5px; }
  .copy { padding: 0 14px; font-size: 13.5px; }
  .hero-actions .btn { flex: 1 1 auto; }
  .toggle { display: flex; inline-size: 100%; }
  .toggle button { flex: 1 1 0%; padding: 10px 8px; font-size: 12.5px; }
}