@font-face {
  font-family: "Source Sans 3";
  src: url("source-sans-3.woff2") format("woff2");
  font-weight: 400 800;
  font-display: swap;
}
@font-face {
  font-family: "Source Serif 4";
  src: url("source-serif-4.woff2") format("woff2");
  font-weight: 500 700;
  font-display: swap;
}
:root {
  color-scheme: light;
  --ink: #132833; --muted: #506572; --teal: #08685f; --deep: #064a44;
  --line: #dce6e9; --paper: #fff; --bg: #f7f7f2;
  --serif: "Source Serif 4", Georgia, serif;
  font: 16px/1.55 "Source Sans 3", Arial, sans-serif;
  color: var(--ink); background: var(--bg);
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; }
[hidden] { display: none !important; }
a { color: var(--teal); text-underline-offset: .18em; }
button, input, select { font: inherit; }
button, select { cursor: pointer; }
:focus-visible { outline: 3px solid #0c8074; outline-offset: 3px; }
:target { scroll-margin-top: 22px; }
.sr-only, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: absolute; z-index: 3; padding: 8px 12px; background: white; }
.wrap { width: min(1100px, calc(100% - 64px)); margin-inline: auto; }
.site-header { background: #fff; border-bottom: 1px solid #e0ebea; }
.header-inner, .footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.header-inner { min-height: 68px; }
.brand { display: inline-flex; gap: 10px; align-items: center; color: var(--ink); text-decoration: none; white-space: nowrap; font-weight: 750; font-size: 19px; letter-spacing: -.015em; }
.brand b { color: var(--teal); }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: 24px; font-size: 14px; font-weight: 650; }
.site-header nav a, .site-footer nav a { color: var(--muted); text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current], .site-footer nav a:hover { color: var(--teal); text-decoration: underline; }
.hero { background: #f0f0e7; border-bottom: 1px solid #dedfd2; }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.13fr) minmax(0, 1fr); align-items: center; gap: clamp(24px, 4vw, 60px); padding-block: 37px; }
.hero-text { min-width: 0; }
.editorial-photo { margin: 0; min-width: 0; }
.editorial-photo img { display: block; width: 100%; height: auto; object-fit: cover; border-radius: 4px; background: #d8d8c6; }
.editorial-photo figcaption { color: var(--muted); font-size: 12px; margin-top: 4px; text-align: right; }
.editorial-photo figcaption a { color: inherit; }
.hero-photo img { aspect-ratio: 5 / 4; object-position: 58% center; }
.hero-date { margin: 10px 0 0; }
.snapshot { display: inline-flex; align-items: baseline; gap: 5px; flex-wrap: wrap; font-size: 13px; color: #46594c; }
.snapshot time { font-weight: 680; }
.snapshot-dot { flex: none; width: 6px; height: 6px; margin-right: 2px; border-radius: 50%; background: #876346; align-self: center; }
.eyebrow { color: var(--teal); font-size: 11px; letter-spacing: .14em; font-weight: 800; margin: 0 0 13px; }
.hero-label { margin-bottom: 13px; }
h1,h2,h3,p { margin-top: 0; }
h1 { font-family: var(--serif); font-size: clamp(38px, 5vw, 61px); font-weight: 600; line-height: 1.01; letter-spacing: -.035em; margin-bottom: 16px; }
h1 em { color: var(--teal); font-style: normal; display: block; }
h2 { font-family: var(--serif); font-weight: 600; font-size: 25px; line-height: 1.25; letter-spacing: -.025em; margin-bottom: 0; }
h3 { line-height: 1.3; }
.hero-copy { max-width: 450px; margin: 0 0 21px; color: var(--muted); font-size: 16px; }
.search { display: flex; align-items: center; width: min(100%, 610px); margin: 0; background: #fff; border: 1px solid #cbd5cd; padding: 5px; gap: 9px; border-radius: 8px; text-align: left; }
.search svg { width: 22px; height: 22px; margin-left: 11px; flex: none; color: #50717d; }
.search input { min-width: 0; width: 100%; border: 0; background: none; padding: 9px 1px; color: var(--ink); }
.search input::placeholder { color: #586e78; opacity: 1; }
.search input:focus { outline: none; }
.search:focus-within { border-color: #4b9d90; }
.search button { border: 0; border-radius: 9px; padding: 10px 16px; color: white; background: var(--teal); font-size: 14px; font-weight: 750; white-space: nowrap; }
.search button:hover { background: var(--deep); }
.search button span { margin-left: 5px; }
.hero-meta { display: flex; gap: 15px; flex-wrap: wrap; justify-content: flex-start; color: var(--muted); font-size: 13px; margin: 12px 0 0; }
.hero-meta > * + *::before { content: '·'; color: #507a7a; display: inline-block; margin-right: 15px; }
.hero-meta a { font-weight: 700; }
.home-content { padding-block: 32px 48px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.text-link { font-size: 14px; font-weight: 720; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.feature-card { display: flex; flex-direction: column; align-items: flex-start; border: 1px solid var(--line); border-radius: 13px; background: var(--paper); padding: 17px 18px 15px; text-decoration: none; color: var(--ink); box-shadow: 0 2px 4px #11283105; }
.feature-card:hover { border-color: #83bdb3; box-shadow: 0 3px 14px #11283112; }
.tag { display: inline-block; width: fit-content; border-radius: 5px; padding: 4px 8px; background: #eef1f5; color: #415266; font-size: 10px; letter-spacing: .045em; font-weight: 800; line-height: 1.3; text-transform: uppercase; }
.tag.blue { background: #e7effd; color: #264b87; }
.tag.mint { background: #e3f4e9; color: #2b654b; }
.tag.cyan { background: #e2f2f6; color: #25566b; }
.tag.violet { background: #eee9fa; color: #594587; }
.tag.rose { background: #f9eaeb; color: #883e52; }
.tag.amber { background: #fff0dc; color: #81531b; }
.feature-card h3 { font-size: 16px; margin: 10px 0; font-weight: 720; }
.feature-bottom { margin-top: auto; display: flex; align-items: center; justify-content: space-between; width: 100%; }
.feature-bottom strong { font-size: 24px; color: var(--teal); letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.feature-bottom small { font-size: 12px; color: var(--muted); }
.card-arrow { display: grid; width: 29px; height: 29px; place-items: center; color: var(--teal); border-radius: 50%; background: #edf7f5; }
.test-index { margin-top: 36px; }
.index-head { align-items: end; }
.index-head p, .price-panel-head p { color: var(--muted); font-size: 14px; margin: 5px 0 0; }
.sort { color: var(--muted); font-size: 13px; display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.sort select, .secondary { max-width: 100%; min-height: 38px; border: 1px solid #cbdadd; border-radius: 8px; padding: 5px 10px; background: white; color: var(--ink); font-weight: 650; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 14px; }
.chips button { background: #fff; color: #405764; border: 1px solid #d5e1e5; border-radius: 50px; padding: 6px 11px; font-weight: 650; font-size: 12px; min-height: 34px; }
.chips button:hover { border-color: var(--teal); color: var(--teal); }
.chips button[aria-pressed=true] { background: var(--teal); border-color: var(--teal); color: white; }
.index-list, .table-shell { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--paper); }
.index-labels, .index-row { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(0, .8fr) 116px; gap: 12px; padding: 12px 17px; align-items: center; }
.index-labels { background: #edf4f5; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; font-weight: 800; }
.index-labels :last-child { text-align: right; }
.index-row { border-top: 1px solid #e6edef; text-decoration: none; color: var(--ink); font-size: 14px; }
.index-row:hover { background: #f0f9f7; }
.index-row:focus-visible { outline-offset: -4px; }
.index-row small, td small, th small { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; font-weight: 450; }
.index-price { text-align: right; color: var(--teal); font-weight: 800; white-space: nowrap; font-variant-numeric: tabular-nums; }
.index-price > span { margin-left: 5px; }
#empty { text-align: center; padding: 26px 12px; }
#empty h3 { margin-bottom: 4px; }
#empty p { color: var(--muted); }
.fine-print { color: var(--muted); font-size: 13px; margin: 13px 0 0; }
.site-footer { border-top: 1px solid var(--line); background: #fff; padding: 26px 0; }
.footer-inner p { margin: 5px 0 0; color: var(--muted); font-size: 13px; }
.detail { padding-block: 28px 56px; min-height: 60vh; }
.breadcrumbs { display: flex; gap: 10px; align-items: center; font-size: 13px; color: var(--muted); margin-bottom: 21px; }
.detail h1 { font-size: clamp(31px, 4.5vw, 52px); line-height: 1.08; }
.detail-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 9px 15px; font-size: 14px; color: var(--muted); margin-bottom: 23px; }
.code { padding: 4px 9px; border: 1px solid var(--line); border-radius: 5px; background: #fff; font-weight: 700; color: var(--ink); }
.price-panel { border: 1px solid var(--line); border-radius: 16px; background: #fff; padding: 22px; }
.price-panel-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.price-panel-head .sort { flex: none; }
.summary { background: #edf8f5; border: 1px solid #d8eee7; border-radius: 9px; color: var(--deep); margin: 17px 0; padding: 11px 15px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 3px 12px; }
.summary strong { margin-left: 9px; font-size: 22px; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.summary span, #best-provider { font-size: 13px; font-weight: 700; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead { background: #edf4f5; color: var(--muted); text-align: left; }
thead th { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
td,th { padding: 10px 13px; vertical-align: middle; }
tbody th { text-align: left; }
tbody td { font-variant-numeric: tabular-nums; }
tbody tr { border-top: 1px solid #e6edef; }
tbody th a { text-decoration: none; }
tbody th a:hover { text-decoration: underline; }
tbody th a span { font-size: 12px; }
.rank { display: block; border-radius: 4px; width: fit-content; font-size: 10px; margin-top: 4px; padding: 2px 6px; font-weight: 800; }
.rank.lowest { background: #e3f4e9; color: #1e6846; }
.rank.second { background: #fff0dc; color: #8b4b15; }
.rank.highest { background: #fbe7e8; color: #96394b; }
.table-note { margin-bottom: 0; }
.related { margin-top: 24px; }
.related ul { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 0; list-style: none; font-size: 14px; }
.method-intro { max-width: 630px; font-size: 17px; color: var(--muted); }
.method-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.method-grid section { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.method-grid h2 { font-size: 20px; }
.method-grid p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.vendors { margin-top: 28px; }
.footer-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 5px 18px; margin-top: 20px; border-top: 1px solid var(--line); padding-top: 12px; color: var(--muted); }
.about-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: clamp(20px, 6vw, 78px); }
.about-copy > p:not(.eyebrow) { color: var(--muted); }
.about-copy h2 { margin-bottom: 6px; }
.about-copy p { margin-bottom: 20px; }
.about-links { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.about-photo img { aspect-ratio: 4 / 5; object-position: center 65%; }
@media (max-width: 720px) {
  .hero-inner { grid-template-columns: 1fr; gap: 18px; }
  .hero-photo img { aspect-ratio: 2 / 1; object-position: center 57%; }
  .about-layout { grid-template-columns: 1fr; }
  .about-photo img { aspect-ratio: 5 / 3; }
  .wrap { width: calc(100% - 36px); }
  .feature-grid { gap: 8px; }
  .feature-card { padding: 12px; }
  .feature-card h3 { font-size: 14px; }
  .feature-bottom strong { font-size: 19px; }
  .card-arrow { display: none; }
  .header-inner { min-height: 61px; }
  .site-header nav { gap: 12px; font-size: 13px; }
  .footer-inner { align-items: flex-start; flex-direction: column; gap: 15px; }
  .price-panel-head { flex-direction: column; }
}
@media (max-width: 500px) {
  .wrap { width: calc(100% - 28px); }
  .header-inner { gap: 8px; }
  .brand { font-size: 16px; gap: 6px; }
  .brand img { width: 29px; height: 29px; }
  .site-header nav { gap: 8px; font-size: 12px; }
  .hero-inner { padding-block: 27px 19px; }
  .hero-copy { font-size: 14px; }
  .hero-meta { gap: 7px; }
  .hero-meta > * + *::before { margin-right: 7px; }
  .search { gap: 6px; }
  .search svg { width: 17px; margin-left: 5px; }
  .search input { font-size: 16px; }
  .search button { padding-inline: 9px; }
  .search button span { display: none; }
  h2 { font-size: 22px; }
  .section-head { flex-wrap: wrap; }
  .feature-grid, .method-grid { grid-template-columns: 1fr; }
  .feature-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; column-gap: 8px; }
  .feature-card h3 { grid-row: 2; margin-bottom: 0; }
  .feature-bottom { grid-row: 1 / 3; grid-column: 2; align-self: center; }
  .feature-bottom small { display: block; text-align: right; }
  .index-head { align-items: start; }
  .index-labels, .index-row { grid-template-columns: minmax(0, 1fr) auto; padding-inline: 10px; }
  .index-labels span:nth-child(2), .index-row .tag { display: none; }
  .price-panel { padding: 12px; }
  td,th { padding: 7px 5px; font-size: 12px; }
  thead th { font-size: 9px; letter-spacing: .02em; }
  td small, th small { font-size: 10px; }
  .rank { padding-inline: 4px; }
}
.external-icon { width: .85em; height: .85em; vertical-align: -.05em; }
.compare-callout { margin-top: 22px; padding: 13px 17px; background: #eeefe5; border: 1px solid #dce2d7; border-radius: 6px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 4px 14px; }
.compare-callout p { margin: 0; color: var(--muted); font-size: 14px; }
.compare-section { margin-top: 28px; }
.compare-section > h2 { margin-bottom: 11px; }
.compare .method-intro { margin-bottom: 10px; }
.compare-scroll { overflow: auto; border-radius: 7px; }
.compare-scroll table { table-layout: fixed; }
.compare-scroll.wide table { min-width: 910px; }
.compare-scroll th:first-child { width: 32%; }
.compare-scroll.wide th:first-child { width: 21%; }
.compare-scroll th, .compare-scroll td { overflow-wrap: anywhere; }
.compare-scroll tbody tr:nth-child(even) { background: #fbfcfa; }
.table-hint { color: var(--muted); font-size: 13px; margin: -6px 0 7px; }
.match-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.match-card { display: flex; flex-direction: column; justify-content: space-between; gap: 6px; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 7px; padding: 12px 15px; text-decoration: none; }
.match-card:hover { border-color: #76a399; background: #f2f8f5; }
.match-card > span { color: var(--teal); font-size: 14px; }
.coverage-status { display: inline-block; border-radius: 4px; padding: 2px 5px; font-size: 12px; font-weight: 650; }
.coverage-status.included { background: #e7f3e9; color: #226147; }
.coverage-status.add-on { background: #fff0dc; color: #81531b; }
.coverage-status.excluded, .unlisted { color: var(--muted); }
.compare-intro { margin: -3px 0 11px; }
.compare-details { border: 1px solid var(--line); background: #fff; border-radius: 6px; margin: 6px 0; padding: 0 11px; }
.compare-details summary { cursor: pointer; padding: 9px 0; font-weight: 700; }
.compare-details summary small { color: var(--muted); margin-left: 5px; font-weight: 450; }
.compare-details[open] { padding-bottom: 10px; }
.analyte-list { columns: 3 185px; margin: 0; padding-left: 20px; font-size: 14px; }
.analyte-list li { break-inside: avoid; padding: 2px 8px 2px 0; }
@media (max-width: 780px) { .match-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .match-grid { grid-template-columns: 1fr; } }
@media (max-width: 440px) {
  .header-inner { flex-wrap: wrap; justify-content: flex-start; padding-block: 7px; gap: 4px 12px; }
  .header-inner nav { column-gap: 10px; }
}
.hero h1 { font-size: clamp(38px, 4.1vw, 53px); }
.hero h1 > span { display: block; text-wrap: balance; }