/* Rank Research: an independent editorial reading room. */
@layer reset, base, components, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
  body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
  img, svg { display: block; max-width: 100%; }
  img { height: auto; }
  button, input, select, textarea { font: inherit; }
  button, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
  button { cursor: pointer; }
  table { border-collapse: collapse; border-spacing: 0; }
  [hidden] { display: none !important; }
}

@layer base {
  :root {
    --paper: #f5f4ef;
    --paper-light: #fbfbf7;
    --paper-dark: #eaece3;
    --ink: #12241d;
    --green: #254f42;
    --green-light: #e5ece5;
    --muted: #58675f;
    --rule: #d4dbcf;
    --rule-dark: #b4c2b4;
    --accent: #e0ec9b;
    --accent-ink: #36452a;
    --serif: Georgia, 'Times New Roman', serif;
    --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
    --shell: 1248px;
    --gutter: clamp(20px, 4.5vw, 64px);
  }
  body { min-width: 320px; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 15px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
  ::selection { background: var(--accent); color: var(--ink); }
  a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 4px; }
  a:hover { color: var(--green); }
  a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid #8a9b38; outline-offset: 4px; }
  h1, h2, h3, h4 { color: var(--ink); font-weight: 500; line-height: 1.15; text-wrap: balance; }
  h1, h2 { font-family: var(--serif); letter-spacing: -.035em; }
  h1 { font-size: clamp(38px, 5vw, 64px); }
  h2 { font-size: clamp(28px, 3vw, 38px); }
  h3 { font-size: 20px; }
  h4 { font-size: 16px; font-weight: 650; }
  p { text-wrap: pretty; }
  small { font-size: 12px; }
  strong { font-weight: 650; }
  hr { border: 0; border-top: 1px solid var(--rule); margin: 28px 0; }
  code { background: var(--paper-dark); padding: 2px 5px; font: .9em var(--mono); }
  main { min-height: 55vh; }
  input, select, textarea { color: var(--ink); }
  input::placeholder, textarea::placeholder { color: #7a857c; opacity: 1; }
  input[type='search'] { appearance: none; }
  input[type='checkbox'], input[type='radio'] { accent-color: var(--green); width: 17px; height: 17px; flex: 0 0 auto; }
  input[type='range'] { accent-color: var(--green); width: 100%; min-height: 28px; padding: 0; border: 0; background: transparent; }
  button:disabled, .button[aria-disabled='true'] { opacity: .45; cursor: not-allowed; }
}

@layer components {
  .shell, .container { width: min(calc(100% - var(--gutter) * 2), var(--shell)); margin-inline: auto; }
  .section { padding-block: 70px; }
  .narrow { max-width: 800px; }
  .section-alt { background: var(--paper-dark); border-block: 1px solid var(--rule); }
  .section + .section:not(.section-alt) { padding-top: 20px; }
  .text-muted, .cell-muted { color: var(--muted); }
  .text-small { font-size: 13px; line-height: 1.6; }
  .text-mono { font-family: var(--mono); font-size: .86em; }
  .rule { border-top: 1px solid var(--rule); }
  .stack > * + * { margin-top: 22px; }
  .sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
  .skip-link { position: fixed; z-index: 100; left: 16px; top: -80px; padding: 12px 20px; background: var(--ink); color: white; }
  .skip-link:focus { top: 12px; color: white; }
  .site-header { position: relative; z-index: 20; background: var(--paper); border-bottom: 1px solid var(--rule); }
  .site-header > .shell, .header-inner { min-height: 93px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
  .brand { display: inline-flex; align-items: center; gap: 12px; white-space: nowrap; text-decoration: none; font-family: var(--serif); font-size: 25px; font-weight: 600; letter-spacing: -.9px; line-height: 1; }
  .brand img, .brand > svg { width: 38px; height: 38px; flex-shrink: 0; }
  .brand small { display: block; font-family: var(--sans); font-weight: 500; font-size: 9px; letter-spacing: 1.8px; line-height: 2; text-transform: uppercase; }
  .brand-light { margin-left: 4px; font-weight: 400; }
  .nav { display: flex; align-items: center; gap: 32px; }
  .nav > a { position: relative; font-size: 13px; font-weight: 550; text-decoration: none; white-space: nowrap; }
  .nav > a:not(.button) { padding-block: 12px; }
  .nav > a:not(.button)::after { content: ''; position: absolute; right: 0; bottom: 4px; left: 0; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .18s ease; }
  .nav > a:hover::after, .nav > a[aria-current='page']::after { transform: scaleX(1); }
  .menu-toggle { display: none; align-items: center; gap: 9px; min-height: 44px; padding: 7px 10px; border: 1px solid var(--rule-dark); background: transparent; font-size: 12px; font-weight: 600; }
  .button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 12px 21px; border: 1px solid var(--green); border-radius: 2px; background: var(--green); color: #fff; font-size: 13px; font-weight: 550; line-height: 1.4; text-align: center; text-decoration: none; transition: background .16s ease, border-color .16s ease, color .16s ease; }
  .button:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
  .button.secondary, .button-secondary { background: transparent; color: var(--ink); border-color: var(--rule-dark); }
  .button.secondary:hover, .button-secondary:hover { background: var(--green-light); border-color: var(--green); color: var(--green); }
  .button.small, .button-small { min-height: 38px; padding: 9px 15px; font-size: 12px; }
  .button-text { background: transparent; border-color: transparent; color: var(--green); padding-inline: 0; }
  .button-text:hover { background: transparent; border-color: transparent; color: var(--ink); text-decoration: underline; }
  .button-danger { border-color: #8c4039; background: #8c4039; }
  .button svg { width: 15px; height: 15px; }
  .eyebrow, .hero-label, .hero-kicker { display: block; margin-bottom: 20px; font-family: var(--sans); font-size: 10px; font-weight: 650; letter-spacing: 1.8px; line-height: 1.5; text-transform: uppercase; }
  .eyebrow::before { content: ''; display: inline-block; width: 6px; height: 6px; margin-right: 9px; background: var(--green); vertical-align: 1px; }
  .hero { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(290px, .75fr); align-items: center; gap: clamp(40px, 6vw, 100px); padding-block: 80px 74px; }
  .hero-copy { max-width: 760px; }
  .display, .hero-title { max-width: 820px; font-family: var(--serif); font-size: clamp(45px, 5.5vw, 76px); font-weight: 400; line-height: 1.055; letter-spacing: -.055em; text-wrap: balance; }
  .display em, .hero-title em { color: var(--green); font-weight: 400; }
  .hero .lede { max-width: 590px; margin-top: 27px; }
  .lede { color: var(--muted); font-size: clamp(16px, 1.5vw, 18px); line-height: 1.75; }
  .hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 13px; margin-top: 31px; }
  .hero-note { color: var(--muted); font-size: 11px; line-height: 1.65; margin-top: 20px; }
  .hero-aside { position: relative; align-self: stretch; display: flex; flex-direction: column; justify-content: center; padding: 32px; border: 1px solid var(--rule-dark); background: #edf0e6; }
  .hero-aside::before { content: ''; position: absolute; top: 0; left: 0; width: 48px; height: 3px; background: var(--green); }
  .hero-aside h2, .hero-aside h3 { font-family: var(--serif); font-size: 27px; font-weight: 400; line-height: 1.25; }
  .hero-aside p { font-size: 13px; line-height: 1.75; color: var(--muted); }
  .hero-aside .hero-label { margin-bottom: 24px; color: var(--green); }
  .hero-aside .hero-label { display: flex; justify-content: space-between; gap: 15px; font-size: 8px; letter-spacing: 1.1px; }
  .hero-aside:has(.featured-review) { justify-content: start; padding-bottom: 27px; }
  .hero-aside .featured-review { display: block; width: 100%; margin-top: 0; color: var(--ink); text-decoration: none; }
  .orbit-graphic { position: relative; height: 210px; overflow: hidden; background-image: linear-gradient(#bdcbbd45 1px, transparent 1px), linear-gradient(90deg, #bdcbbd45 1px, transparent 1px); background-size: 24px 24px; }
  .orbit { position: absolute; top: 50%; left: 50%; width: 178px; height: 178px; margin: -89px; border: 1px solid #809680; border-radius: 50%; }
  .orbit-two { transform: rotate(48deg) scaleX(.43); border-color: #536e55; }
  .orbit-three { transform: rotate(-48deg) scaleX(.43); border-color: #536e55; }
  .orbit-core { position: absolute; top: 50%; left: 50%; width: 16px; height: 16px; margin: -8px; background: var(--green); border: 3px solid #edf0e6; border-radius: 50%; box-shadow: 0 0 0 1px var(--green); }
  .orbit-dot { position: absolute; top: calc(50% - 66px); left: calc(50% + 58px); width: 10px; height: 10px; background: var(--accent); border: 1px solid var(--green); border-radius: 50%; }
  .waveform { position: absolute; top: calc(50% - 65px); left: 0; width: 100%; height: 130px; color: #254f4270; }
  .featured-caption { display: flex; align-items: start; gap: 17px; padding-top: 24px; margin-top: 20px; border-top: 1px solid var(--rule-dark); }
  .featured-caption .grade-badge { min-width: 48px; min-height: 48px; font-size: 31px; }
  .featured-caption .eyebrow { margin-bottom: 7px; font-size: 8px; letter-spacing: 1px; }
  .featured-caption .eyebrow::before { display: none; }
  .featured-caption h2 { font-size: 24px; line-height: 1.23; }
  .featured-caption p { margin-top: 10px; font-size: 10px; }
  .featured-review:hover .featured-caption h2 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
  .hero-copy > .hero-kicker { display: flex; align-items: center; gap: 20px; margin-top: 37px; margin-bottom: 0; padding-top: 20px; border-top: 1px solid var(--rule); font-size: 13px; letter-spacing: 2px; white-space: nowrap; }
  .hero-kicker > span { max-width: 260px; color: var(--muted); font-size: 10px; font-weight: 400; line-height: 1.6; letter-spacing: 0; text-transform: none; white-space: normal; }
  .hero-aside > * + * { margin-top: 20px; }
  .hero-aside .grade-badge { align-self: flex-start; }
  .hero-number { font-family: var(--serif); font-size: 70px; line-height: 1; letter-spacing: -.06em; }
  .hero-rule { height: 1px; background: var(--rule-dark); margin-block: 24px; }
  .hero-mark { width: 100%; height: 100px; color: var(--green); }
  .hero-card { background: var(--paper-light); padding: 24px; border: 1px solid var(--rule); }
  .hero-card .card-title { font-size: 24px; }
  .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--rule); }
  .stat { padding: 25px 30px; border-right: 1px solid var(--rule); }
  .stat:first-child { padding-left: 0; }
  .stat:last-child { border-right: 0; }
  .stat strong, .stat-value { display: block; margin-bottom: 5px; font-family: var(--serif); font-size: 35px; font-weight: 400; letter-spacing: -1px; line-height: 1.1; }
  .stat > span, .stat-label { display: block; color: var(--muted); font-size: 11px; line-height: 1.5; }
  .stat > small { display: block; color: var(--muted); font-size: 10px; }
  .metric { display: flex; flex-direction: column; gap: 5px; }
  .metric-value { font-family: var(--serif); font-size: 32px; line-height: 1.1; }
  .metric-label { color: var(--muted); font-size: 11px; }
  .section-heading, .split-heading { display: flex; justify-content: space-between; align-items: end; gap: 25px; margin-bottom: 28px; }
  .section-heading .eyebrow, .split-heading .eyebrow { margin-bottom: 12px; }
  .section-heading h2, .split-heading h2 { font-size: clamp(30px, 3vw, 39px); }
  .section-heading p, .split-heading p { max-width: 650px; margin-top: 12px; color: var(--muted); font-size: 13px; }
  .section-heading > a, .split-heading > a { flex-shrink: 0; margin-bottom: 3px; font-size: 12px; font-weight: 600; text-decoration: none; border-bottom: 1px solid var(--ink); }
  .section-heading > .button, .split-heading > .button { border: 1px solid var(--green); }
  .paper-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .paper-card { display: flex; flex-direction: column; min-width: 0; padding: 25px; background: var(--paper-light); border: 1px solid var(--rule); transition: border-color .18s ease, box-shadow .18s ease; }
  .paper-card:hover { border-color: #9eafa1; box-shadow: 0 4px 15px #12241d05; }
  .card-meta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 9px; margin-bottom: 22px; color: var(--muted); font-size: 10px; line-height: 1.6; }
  .card-meta time { font-family: var(--mono); font-size: 10px; }
  .card-title { margin-bottom: 13px; font-family: var(--serif); font-size: 26px; font-weight: 400; letter-spacing: -.55px; line-height: 1.23; text-wrap: pretty; }
  .card-title a { text-decoration: none; }
  .card-title .card-link { font: inherit; }
  .card-title-row { display: flex; align-items: start; gap: 18px; }
  .card-title-row .card-title { flex: 1; }
  .card-title-row .grade-badge { margin-top: 1px; }
  .card-title a:hover { text-decoration: underline; text-decoration-thickness: 1px; }
  .card-summary { margin-bottom: 24px; color: var(--muted); font-size: 13px; line-height: 1.75; }
  .card-footer { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 14px; margin-top: auto; padding-top: 17px; border-top: 1px solid var(--rule); font-size: 11px; }
  .card-footer > span:not(.grade-badge) { color: var(--muted); }
  .card-footer > a { font-size: 10px; font-weight: 600; text-decoration: none; }
  .card-footer > a:hover { text-decoration: underline; }
  .card-footer > span:first-child { flex: 1; min-width: 100px; font-size: 10px; }
  .card-link { font-size: 11px; font-weight: 600; text-decoration: none; }
  .card-link:hover { text-decoration: underline; }
  .grade-badge { --grade-bg: #e3ebe3; --grade-ink: #315646; display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; min-width: 35px; min-height: 35px; padding: 5px 8px; border: 1px solid color-mix(in srgb, var(--grade-ink) 22%, transparent); border-radius: 2px; background: var(--grade-bg); color: var(--grade-ink); font-family: var(--serif); font-size: 23px; font-weight: 500; line-height: 1; text-decoration: none; }
  .grade-a { --grade-bg: #dcebdc; --grade-ink: #285538; }
  .grade-b { --grade-bg: #e5ebcf; --grade-ink: #4c5d25; }
  .grade-c { --grade-bg: #f0e8c9; --grade-ink: #715b18; }
  .grade-d { --grade-bg: #f1decb; --grade-ink: #855027; }
  .grade-f { --grade-bg: #efdbd5; --grade-ink: #8b3b30; }
  .grade-unrated, .grade-badge.unrated { --grade-bg: #e8e9e4; --grade-ink: #586359; font-family: var(--sans); font-size: 12px; }
  .grade-large { width: 80px; height: 80px; font-size: 55px; }
  .grade-large.grade-unrated, .grade-large.unrated { font-size: 18px; }
  .tag, .topic-chip, .review-status, .review-count { display: inline-flex; align-items: center; gap: 5px; width: fit-content; padding: 4px 8px; border: 1px solid var(--rule); background: transparent; color: var(--muted); font-size: 10px; font-weight: 500; line-height: 1.4; text-decoration: none; }
  .tag { border: 0; background: var(--green-light); color: var(--green); }
  .topic-chip { text-transform: uppercase; font-size: 9px; letter-spacing: .55px; }
  a.topic-chip:hover, a.tag:hover { background: var(--green-light); border-color: var(--rule-dark); }
  .review-status { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
  .topic-list, .author-list { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; }
  .topic-list:has(.topic-tile) { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .topic-tile { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 21px 22px; border: 1px solid var(--rule); background: #eeeee7; text-decoration: none; }
  .topic-tile > span { font-family: var(--serif); font-size: 22px; }
  .topic-tile > small { color: var(--muted); font-size: 10px; white-space: nowrap; }
  .topic-tile:hover { background: var(--green-light); border-color: var(--rule-dark); }
  .text-link { display: inline-block; width: fit-content; color: var(--green); font-size: 12px; font-weight: 550; text-decoration: underline; text-decoration-color: #809383; }
  .author-list { margin-block: 20px; color: var(--muted); font-size: 13px; }
  .breadcrumb { margin-block: 29px 0; color: var(--muted); font-size: 11px; }
  .breadcrumb ol { display: flex; flex-wrap: wrap; gap: 9px; list-style: none; margin: 0; padding: 0; }
  .breadcrumb li + li::before { content: '/'; padding-right: 9px; color: #9ba69b; }
  .breadcrumb a { text-decoration: none; }
  .breadcrumb a:hover { text-decoration: underline; }
  .breadcrumb > span { margin-inline: 9px; }
  .page-heading { padding-block: 48px 40px; max-width: 100%; }
  .page-heading h1 { max-width: 1000px; margin-bottom: 20px; font-size: clamp(37px, 4.7vw, 62px); }
  .page-heading .lede { max-width: 780px; }
  .page-heading .eyebrow { margin-bottom: 16px; }
  .page-heading > .tag, .page-heading > .topic-chip { margin-bottom: 16px; }
  .page-heading .author-list { margin-bottom: 0; }
  .page-heading .review-grade-summary { justify-content: flex-start; gap: 12px; margin-top: -2px; margin-bottom: 22px; }
  .review-grade-summary > span:not(.grade-badge) { flex: 0 1 auto; min-width: 0; font-size: 11px; line-height: 1.6; }
  .paper-heading > .card-meta { justify-content: flex-start; gap: 18px; margin-bottom: 24px; }
  .paper-heading .author-list > a + a::before { content: '·'; display: inline-block; margin-right: 7px; color: var(--muted); }
  .compact-section { padding-top: 0; }
  .small-heading { margin-block: 22px; }
  .small-heading > p { margin-top: 0; font-size: 12px; }
  .filterbar { display: flex; align-items: end; flex-wrap: wrap; gap: 15px; margin-bottom: 28px; padding: 22px; border: 1px solid var(--rule); background: #eeefe8; }
  .filterbar .field { flex: 1 1 150px; }
  .filterbar .field:first-child { flex-grow: 2; }
  .field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
  .field label, .field > span:first-child { font-size: 11px; font-weight: 600; line-height: 1.5; }
  .field input:not([type='checkbox']):not([type='radio']):not([type='range']), .field select, .field textarea, .filterbar > input, .filterbar > select { width: 100%; min-height: 45px; padding: 11px 13px; border: 1px solid var(--rule-dark); border-radius: 2px; background: var(--paper-light); box-shadow: none; font-size: 13px; line-height: 1.5; }
  .field textarea { min-height: 155px; resize: vertical; }
  .field select, .filterbar > select { cursor: pointer; padding-right: 30px; }
  .field input:hover, .field select:hover, .field textarea:hover { border-color: #8ca08f; }
  .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--green); }
  .field input[aria-invalid='true'], .field textarea[aria-invalid='true'] { border-color: #9c493f; }
  .field-hint, .help-text { color: var(--muted); font-size: 11px; line-height: 1.6; }
  .field > label:has(input[type='checkbox']) { display: flex; align-items: start; gap: 10px; font-weight: 400; font-size: 13px; }
  .filter-actions, .form-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 11px; }
  .filter-actions .button { min-height: 45px; }
  .filter-actions > a:not(.button) { font-size: 12px; color: var(--muted); }
  .table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--rule); background: var(--paper-light); }
  .ranking-table, .weight-table { width: 100%; text-align: left; font-size: 13px; }
  .ranking-table th, .weight-table th { padding: 15px 18px; background: #e9ede4; border-bottom: 1px solid var(--rule); color: #4c6051; font-size: 9px; font-weight: 650; line-height: 1.5; letter-spacing: 1px; text-transform: uppercase; white-space: nowrap; }
  .ranking-table td, .weight-table td { padding: 20px 18px; border-bottom: 1px solid var(--rule); vertical-align: middle; }
  .ranking-table tbody th { padding: 20px 18px; background: transparent; color: var(--ink); text-transform: none; letter-spacing: 0; font-size: 13px; }
  .ranking-table tr:last-child td, .ranking-table tr:last-child th, .weight-table tr:last-child td { border-bottom: 0; }
  .ranking-table tbody tr:hover { background: #f0f3ea; }
  .ranking-table td:first-child, .ranking-table th:first-child { padding-left: 23px; }
  .ranking-table .paper-link, .ranking-table .researcher-name { display: inline-block; max-width: 440px; color: var(--ink); font-family: var(--serif); font-size: 19px; font-weight: 400; line-height: 1.3; text-decoration: none; }
  .ranking-table .paper-link:hover, .ranking-table .researcher-name:hover { color: var(--green); text-decoration: underline; }
  .ranking-table td > small, .ranking-table td > .cell-muted { display: block; max-width: 420px; margin-top: 5px; color: var(--muted); font-size: 11px; }
  .ranking-table td:first-child > a:not(.paper-link):not(.researcher-name) { text-decoration: none; }
  .ranking-table td:first-child > a:not(.paper-link):not(.researcher-name) > strong { font-family: var(--serif); font-size: 19px; font-weight: 400; }
  .ranking-table td:first-child > a:hover { text-decoration: underline; }
  .ranking-table .grade-badge { min-width: 36px; min-height: 36px; }
  .score-number { font-family: var(--mono); font-size: 13px; white-space: nowrap; }
  .rank-number { color: #6f7d70; font-family: var(--mono); font-size: 11px; }
  .table-note { padding-block: 14px; color: var(--muted); font-size: 11px; line-height: 1.7; }
  .pagination { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
  .pagination a, .pagination span, .pagination-current { min-width: 36px; padding: 7px 12px; border: 1px solid var(--rule); font-size: 12px; text-align: center; text-decoration: none; }
  .pagination [aria-current='page'], .pagination-current { background: var(--green); border-color: var(--green); color: white; }
  .pagination a:hover { border-color: var(--green); background: var(--green-light); }
  .empty-state { padding: 60px 28px; border: 1px solid var(--rule); text-align: center; background: #eeefe7; }
  .empty-state h2, .empty-state h3 { margin-bottom: 15px; font-family: var(--serif); font-size: 28px; }
  .empty-state p { max-width: 550px; margin-inline: auto; color: var(--muted); font-size: 14px; }
  .empty-state .button { margin-top: 22px; }
  .paper-layout { display: grid; grid-template-columns: minmax(0, 1fr) 316px; align-items: start; gap: clamp(40px, 5vw, 76px); padding-bottom: 70px; }
  .article-body, .prose { min-width: 0; max-width: 800px; font-size: 15px; line-height: 1.85; }
  .prose { margin-bottom: 55px; }
  .article-body h2, .prose h2 { margin: 42px 0 18px; padding-top: 30px; border-top: 1px solid var(--rule); font-size: 31px; line-height: 1.25; }
  .article-body h3, .prose h3 { margin: 28px 0 13px; font-family: var(--serif); font-size: 24px; line-height: 1.3; letter-spacing: -.4px; }
  .article-body .paper-card .card-title { margin: 0 0 13px; font-size: 26px; line-height: 1.23; }
  .article-body .section-heading h2 { margin: 0; padding: 0; border: 0; }
  .article-body > h2:first-child, .prose > h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
  .article-body p + p, .prose p + p { margin-top: 20px; }
  .article-body .citation { font-family: var(--sans); font-size: 10px; white-space: nowrap; vertical-align: super; }
  .article-body .finding { padding: 23px; border: 1px solid #d8cdb9; background: #f0eddf; margin-block: 20px; }
  .article-body .finding h3 { margin-top: 0; font-size: 22px; }
  .article-body .finding > a { display: inline-block; margin-top: 14px; font-size: 12px; }
  .score-detail { padding-bottom: 22px; margin-bottom: 22px; border-bottom: 1px solid var(--rule); }
  .score-detail h3 { margin-top: 0; font-size: 23px; }
  .score-detail h3 > span { display: block; margin-top: 7px; font-family: var(--sans); font-size: 11px; letter-spacing: 0; }
  .single-column { grid-template-columns: minmax(0, 1fr); }
  .single-column > div > .text-small { margin-top: 10px; }
  .article-body p, .prose p { color: #3d5043; }
  .article-body a, .prose a { color: var(--green); overflow-wrap: anywhere; }
  .article-body ul, .article-body ol, .prose ul, .prose ol { padding-left: 23px; margin-block: 18px 22px; color: #3d5043; }
  .article-body li + li, .prose li + li { margin-top: 10px; }
  .article-body li::marker, .prose li::marker { color: var(--green); }
  .article-body blockquote, .prose blockquote { margin-block: 26px; padding: 9px 0 9px 25px; border-left: 2px solid var(--green); color: var(--green); font-family: var(--serif); font-size: 23px; line-height: 1.5; }
  .article-body dl, .prose dl { margin-block: 20px; }
  .article-body dt, .prose dt { font-size: 12px; font-weight: 650; }
  .article-body dd, .prose dd { margin-bottom: 20px; color: var(--muted); }
  .sidebar { min-width: 0; }
  .sticky-card { position: sticky; top: 24px; padding: 25px; background: #edf0e7; border: 1px solid var(--rule-dark); }
  .sticky-card + .sticky-card { position: static; margin-top: 20px; }
  .sticky-card h2, .sticky-card h3 { margin-bottom: 20px; font-family: var(--serif); font-size: 24px; }
  .sticky-card > .eyebrow { font-size: 9px; margin-bottom: 20px; }
  .sticky-card > .grade-badge { margin-bottom: 17px; }
  .sticky-card > p { color: var(--muted); font-size: 12px; line-height: 1.75; }
  .sticky-card > p + p { margin-top: 15px; }
  .sticky-card > .button { width: 100%; margin-top: 20px; }
  .sticky-card > small { display: block; margin-top: 20px; color: var(--muted); font-size: 10px; line-height: 1.7; }
  .score-row { display: grid; grid-template-columns: 1fr auto; gap: 7px 12px; margin-top: 19px; }
  .score-label { font-size: 11px; font-weight: 550; line-height: 1.5; }
  .score-label:has(span + span) { grid-column: 1 / -1; display: flex; align-items: baseline; justify-content: space-between; gap: 15px; }
  .score-label > span + span { font-family: var(--mono); font-size: 10px; }
  .score-value { font-family: var(--mono); font-size: 10px; line-height: 1.5; text-align: right; }
  .score-track { grid-column: 1 / -1; height: 5px; overflow: hidden; background: #d8dfcf; }
  .score-fill { display: block; width: var(--score, 0%); max-width: 100%; height: 100%; background: var(--green); }
  .score-caption { grid-column: 1 / -1; color: var(--muted); font-size: 10px; line-height: 1.6; }
  .score-total { display: flex; align-items: center; gap: 16px; margin-block: 20px; padding-bottom: 22px; border-bottom: 1px solid var(--rule-dark); }
  .score-total strong { display: block; font-family: var(--serif); font-size: 31px; font-weight: 400; line-height: 1.1; }
  .score-total span:not(.grade-badge) { color: var(--muted); font-size: 11px; }
  .grade-panel > .grade-badge { margin-bottom: 18px; }
  .grade-panel > h2 { font-size: 25px; margin-bottom: 0; }
  .grade-panel .score-total { margin-top: 15px; gap: 6px; font-family: var(--mono); }
  .grade-panel .score-breakdown + p { margin-top: 23px; }
  .sticky-card > .text-link { margin-top: 15px; font-size: 11px; }
  .sticky-card .publication-title { color: var(--ink); font-family: var(--serif); font-size: 19px; line-height: 1.45; }
  .sticky-card .text-mono { font-size: 9px; overflow-wrap: anywhere; }
  .sticky-card > .button + .text-link { display: block; text-align: center; width: 100%; }
  .sources { margin: 20px 0; padding: 0 !important; list-style: none; }
  .source-item { padding: 19px 0; border-top: 1px solid var(--rule); font-size: 13px; line-height: 1.7; }
  .source-item:first-child { border-top: 0; }
  .source-item + .source-item { margin-top: 0 !important; }
  .source-item a { font-weight: 550; text-underline-offset: 3px; }
  .source-item p, .source-note { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; line-height: 1.7; }
  .source-label { display: block; color: var(--green); font-size: 10px; font-weight: 600; letter-spacing: .7px; text-transform: uppercase; }
  .source-item > a.source-label { font-size: 13px; letter-spacing: 0; text-transform: none; }
  .sources > ol { margin-top: 0; }
  .timeline { list-style: none; margin: 25px 0 !important; padding: 0 !important; }
  .timeline li { position: relative; display: grid; grid-template-columns: 95px 1fr; gap: 20px; margin: 0 !important; padding: 0 0 25px 22px; border-left: 1px solid var(--rule-dark); font-size: 13px; line-height: 1.75; }
  .timeline li::before { content: ''; position: absolute; top: 7px; left: -4px; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px var(--paper); }
  .timeline li:last-child { padding-bottom: 0; }
  .timeline time { color: var(--green); font-family: var(--mono); font-size: 11px; line-height: 2; }
  .timeline li > h2 { grid-column: 2; margin: 0; padding: 0; border: 0; font-size: 24px; line-height: 1.3; }
  .timeline li > h2 + p { grid-column: 2; margin-top: -12px; font-size: 12px; }
  .callout, .claim-box { margin-block: 26px; padding: 25px 28px; border: 1px solid var(--rule); border-left: 3px solid var(--green); background: #ebeee3; }
  .callout h2, .callout h3, .claim-box h2, .claim-box h3 { margin: 0 0 12px; padding: 0; border: 0; font-size: 24px; }
  .callout p, .claim-box p { font-size: 14px; line-height: 1.8; }
  .callout .eyebrow, .claim-box .eyebrow { margin-bottom: 11px; }
  .claim-box blockquote { border: 0; margin: 15px 0 13px; padding: 0; font-size: 25px; }
  .claim-box .text-small { font-size: 10px; }
  .callout > .text-link { margin-top: 16px; }
  .scope-note { margin-top: 0; }
  .scope-note > strong { display: block; margin-bottom: 6px; }
  .contribute-callout { display: flex; justify-content: space-between; align-items: center; gap: 25px; margin-top: 10px; padding: 34px 38px; }
  .contribute-callout h2 { font-size: 31px; }
  .contribute-callout > .button { flex-shrink: 0; }
  .callout.warning { background: #f0ebdb; border-color: #ded4b8; border-left-color: #8e7330; }
  .verdict { padding: 28px 0; border-block: 1px solid var(--rule-dark); font-family: var(--serif); font-size: 26px; line-height: 1.5; letter-spacing: -.4px; }
  .verdict p { color: var(--green); }
  .method-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .method-card { padding: 27px; border: 1px solid var(--rule); background: var(--paper-light); }
  .method-card h3 { margin-bottom: 14px; font-family: var(--serif); font-size: 26px; }
  .method-card p { font-size: 13px; color: var(--muted); line-height: 1.75; }
  .method-card > span:first-child { display: block; margin-bottom: 25px; color: var(--green); font-family: var(--mono); font-size: 11px; }
  .methodology-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 8vw, 125px); align-items: start; }
  .methodology-teaser h2 { font-size: clamp(36px, 4vw, 52px); line-height: 1.1; }
  .methodology-teaser h2 em { color: var(--green); }
  .methodology-teaser .lede { font-size: 14px; margin-top: 23px; max-width: 430px; }
  .methodology-teaser .text-link { margin-top: 24px; }
  .method-list { padding: 0; margin: 0; list-style: none; }
  .method-list > li { display: flex; align-items: baseline; gap: 21px; padding-block: 22px; border-bottom: 1px solid var(--rule-dark); }
  .method-list > li:first-child { padding-top: 0; }
  .method-list > li > span { font-family: var(--mono); color: var(--green); font-size: 10px; }
  .method-list h3 { margin-bottom: 9px; font-family: var(--serif); font-size: 24px; font-weight: 400; line-height: 1.25; }
  .method-list p { color: var(--muted); font-size: 12px; line-height: 1.75; }
  .form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .form-grid .field.full, .form-grid .full-width, .form-grid .form-actions, .form-grid > .notice { grid-column: 1 / -1; }
  .form-actions { margin-top: 8px; }
  .honey { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
  .consent { display: block; margin-block: 25px 22px; color: var(--muted); font-size: 12px; line-height: 1.8; }
  .consent input { margin: 0 8px 0 0; vertical-align: -3px; }
  .check-list { list-style: none; padding: 0; margin: 18px 0 25px; }
  .check-list > li { position: relative; padding-left: 17px; margin-top: 12px; color: var(--muted); font-size: 12px; line-height: 1.7; }
  .check-list > li::before { content: ''; position: absolute; top: 8px; left: 0; width: 4px; height: 4px; background: var(--green); }
  .notice { margin-block: 20px; padding: 17px 20px; border: 1px solid #b8c8b5; background: #e5ecdd; color: #35513b; font-size: 13px; line-height: 1.75; }
  .notice p + p { margin-top: 10px; }
  .notice h2 { margin: 0 0 15px; padding: 0; border: 0; font-size: 29px; }
  .notice .button { margin-top: 20px; }
  .notice.error, .error { color: #8b352b; }
  .notice.error { border-color: #d8b7ad; background: #f1e2db; }
  .notice.success, .success { color: #285536; }
  .notice.success { border-color: #a9c0a7; background: #e1ecdc; }
  .notice ul { margin-block: 8px 0; }
  .admin-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-bottom: 60px; }
  .admin-card { padding: 30px; border: 1px solid var(--rule); background: var(--paper-light); }
  .admin-card h2 { margin-bottom: 25px; font-size: 30px; }
  .admin-card .field + .field { margin-top: 20px; }
  .admin-card .button { margin-top: 22px; }
  .admin-card pre { max-height: 400px; overflow: auto; padding: 16px; background: var(--paper-dark); font-size: 11px; line-height: 1.7; }
  .admin-nav { display: flex; flex-wrap: wrap; gap: 12px 27px; padding-block: 17px; border-block: 1px solid var(--rule); }
  .admin-nav a { color: var(--green); font-size: 12px; text-decoration: none; }
  .admin-nav a:hover { text-decoration: underline; }
  .admin-grid fieldset { min-width: 0; padding: 23px; margin: 0; border: 1px solid var(--rule-dark); background: var(--paper-light); }
  .admin-grid legend { padding: 0 7px; color: var(--green); font-size: 12px; font-weight: 600; }
  .admin-grid fieldset .field + .field { margin-top: 18px; }
  .editor-form > h2 { padding-top: 33px; margin-block: 35px 25px; border-top: 1px solid var(--rule); font-size: 32px; }
  .editor-form > .field { margin-block: 25px; }
  .editor-form .field > small { overflow-wrap: anywhere; color: var(--muted); font-size: 10px; }
  .editor-form .code-input { font-family: var(--mono); font-size: 12px !important; line-height: 1.8; tab-size: 2; }
  .editor-form input[readonly] { background: var(--paper-dark) !important; color: var(--muted); }
  .inbox-card { padding: 27px; margin-bottom: 25px; border: 1px solid var(--rule); background: var(--paper-light); overflow-wrap: anywhere; }
  .inbox-card h2 { margin-bottom: 15px; font-size: 29px; }
  .inbox-card > p { margin-block: 15px; font-size: 13px; }
  .inbox-card > a { font-size: 12px; }
  .inbox-card .filterbar { margin-block: 23px 0; }
  #login-form { max-width: 480px; padding: 28px; border: 1px solid var(--rule); background: var(--paper-light); }
  #login-form > .field + .field { margin-top: 22px; }
  #login-form > .button { margin-top: 25px; }
  [data-grade-calculator] { margin-block: 28px; padding: 28px; border: 1px solid var(--rule-dark); background: #ebeee3; }
  [data-grade-calculator] .field { margin-bottom: 19px; }
  [data-grade-calculator] label { display: block; }
  [data-grade-calculator] output[data-for] { display: inline-block; margin-left: 8px; min-width: 12px; text-align: right; color: var(--green); font-family: var(--mono); font-size: 12px; }
  .sidebar [data-grade-calculator] { padding: 0; border: 0; margin-block: 24px; background: transparent; }
  [data-grade-calculator] .field > small { margin-top: -7px; color: var(--muted); font-size: 9px; }
  [data-grade-calculator] [data-score] { font-family: var(--serif); font-size: 48px; line-height: 1.1; }
  [data-grade-calculator] [data-letter] { font-family: var(--serif); }
  .calculator-result { display: flex; align-items: center; gap: 17px; padding-top: 21px; border-top: 1px solid var(--rule-dark); }
  .calculator-result .grade-badge { min-width: 56px; min-height: 56px; font-size: 37px; }
  .calculator-result p { color: var(--muted); font-size: 11px; }
  .calculator-result [data-score] { color: var(--ink); font-weight: 400; }
  .grade-key { margin-block: 25px; }
  .grade-key > div { display: flex; align-items: start; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--rule); }
  .grade-key .grade-badge { min-width: 42px; min-height: 42px; font-size: 28px; }
  .grade-key p { font-size: 13px; line-height: 1.75; }
  .grade-key strong { color: var(--ink); }
  [data-compare-form] input[type='checkbox'] { cursor: pointer; }
  .compare-picker { padding: 25px; margin-bottom: 30px; background: #eeefe7; border: 1px solid var(--rule); }
  .compare-picker fieldset { padding: 0; margin: 0 0 20px; border: 0; }
  .compare-picker legend { padding: 0; margin-bottom: 19px; font-size: 13px; font-weight: 600; }
  .choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 25px; }
  .choice { display: flex; align-items: start; gap: 9px; font-size: 13px; cursor: pointer; }
  .choice input { margin-top: 4px; }
  .compare-picker .button { margin-top: 18px; }
  .comparison .ranking-table { table-layout: fixed; }
  .comparison .ranking-table th { white-space: normal; }
  .comparison .ranking-table thead th { font-family: var(--serif); font-size: 21px; font-weight: 400; letter-spacing: -.3px; text-transform: none; }
  .comparison .ranking-table thead th:first-child { width: 170px; font-family: var(--sans); font-size: 10px; letter-spacing: 1px; text-transform: uppercase; }
  .comparison .ranking-table tbody th { vertical-align: top; }
  .comparison .ranking-table th small { display: block; margin-top: 6px; color: var(--muted); font-weight: 400; font-size: 10px; }
  .comparison .ranking-table td { vertical-align: top; }
  .comparison .ranking-table td > p { margin-top: 12px; }
  .comparison .ranking-table .grade-badge + strong { display: block; margin-top: 10px; font-family: var(--mono); font-size: 12px; }
  [data-compare-status]:not(:empty) { color: var(--muted); font-size: 12px; line-height: 1.7; }
  .compare-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-block: 30px 65px; }
  .compare-grid > article, .compare-card { padding: 26px; border: 1px solid var(--rule); background: var(--paper-light); }
  .compare-grid h2 { margin-block: 20px; font-size: 28px; }
  .compare-grid p { color: var(--muted); font-size: 13px; }
  .compare-grid .score-row { margin-top: 22px; }
  .footer { margin-top: 72px; padding-block: 49px 24px; border-top: 1px solid #345649; background: var(--ink); color: #e9ede1; }
  .footer a { color: inherit; }
  .footer a:hover { color: var(--accent); }
  .footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
  .footer .brand { color: #edf1e7; font-size: 27px; }
  .footer .brand img { border: 1px solid #536c58; }
  .footer-brand p { max-width: 360px; margin-top: 16px; color: #aebdac; font-size: 12px; line-height: 1.9; }
  .footer-links h2, .footer-links h3, .footer-links strong { display: block; margin-bottom: 16px; color: #b3c5b0; font-family: var(--sans); font-size: 9px; font-weight: 600; letter-spacing: 1.3px; text-transform: uppercase; }
  .footer-links ul { list-style: none; margin: 0; padding: 0; }
  .footer-links a { display: block; width: fit-content; margin-top: 9px; font-size: 12px; text-decoration: none; }
  .footer-links a:hover { text-decoration: underline; }
  .footer-bottom { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 16px 30px; padding-top: 21px; border-top: 1px solid #344a3b; color: #a4b59e; font-size: 10px; line-height: 1.8; }
  .footer-bottom p { max-width: 680px; }
  .footer-bottom a { white-space: nowrap; }
  .footer > .shell > p { margin-top: 13px; max-width: 800px; color: #aebdac; font-size: 12px; }
}

@layer responsive {
  @media (min-width: 1500px) {
    .hero { padding-block: 96px 90px; }
  }
  @media (max-width: 1100px) {
    .nav { gap: 20px; }
    .site-header > .shell, .header-inner { gap: 20px; }
    .brand { font-size: 23px; }
    .hero { grid-template-columns: minmax(0, 1.25fr) minmax(270px, .8fr); gap: 35px; padding-block: 65px; }
    .display, .hero-title { font-size: clamp(44px, 6vw, 66px); }
    .hero-aside { padding: 25px; }
    .paper-card { padding: 21px; }
    .card-title { font-size: 24px; }
    .paper-layout { grid-template-columns: minmax(0, 1fr) 285px; gap: 35px; }
    .sticky-card { padding: 21px; }
    .footer-grid { gap: 30px; }
  }
  @media (max-width: 850px) {
    :root { --gutter: 28px; }
    .site-header > .shell, .header-inner { min-height: 78px; flex-wrap: wrap; gap: 0; }
    .brand { font-size: 24px; }
    .brand img, .brand > svg { width: 34px; height: 34px; }
    .nav { width: 100%; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-bottom: 20px; }
    .js .menu-toggle { display: inline-flex; }
    .js .site-header .nav { display: none; }
    .js .site-header .nav.is-open { display: flex; padding-top: 5px; }
    .hero { grid-template-columns: minmax(0, 1fr) 280px; gap: 30px; padding-block: 50px; }
    .display, .hero-title { font-size: 49px; }
    .hero .lede { font-size: 15px; }
    .hero-aside { padding: 23px; }
    .hero-aside h2, .hero-aside h3 { font-size: 24px; }
    .orbit-graphic { height: 170px; }
    .hero-copy > .hero-kicker { flex-wrap: wrap; gap: 8px; margin-top: 25px; }
    .hero-actions { gap: 9px; }
    .hero-actions .button { padding-inline: 16px; }
    .stats-grid { grid-template-columns: repeat(4, 1fr); }
    .stat { padding: 22px 16px; }
    .stat strong, .stat-value { font-size: 31px; }
    .section { padding-block: 52px; }
    .paper-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .paper-layout { grid-template-columns: minmax(0, 1fr); gap: 36px; }
    .article-body, .prose { max-width: none; }
    .sidebar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 20px; }
    .sticky-card { position: static; }
    .sticky-card + .sticky-card { margin-top: 0; }
    .sidebar > .sticky-card:only-child { width: 100%; grid-column: 1 / -1; }
    .method-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .topic-list:has(.topic-tile) { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .topic-tile { padding: 19px; }
    .compare-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }
  @media (max-width: 640px) {
    :root { --gutter: 20px; }
    body { font-size: 14px; }
    .site-header > .shell, .header-inner { min-height: 73px; }
    .brand { gap: 9px; font-size: 23px; }
    .brand img, .brand > svg { width: 33px; height: 33px; }
    .menu-toggle { min-height: 38px; padding: 7px 9px; font-size: 11px; }
    .nav { align-items: stretch; flex-direction: column; gap: 3px; padding-block: 10px 17px !important; }
    .nav > a:not(.button) { padding-block: 11px; font-size: 14px; border-bottom: 1px solid var(--rule); }
    .nav > a:not(.button)::after { display: none; }
    .nav > a[aria-current='page'] { color: var(--green); font-weight: 700; }
    .nav > .button { align-self: flex-start; margin-top: 11px; }
    .hero { grid-template-columns: minmax(0, 1fr); gap: 33px; padding-block: 40px; }
    .eyebrow { margin-bottom: 17px; font-size: 9px; letter-spacing: 1.5px; }
    .display, .hero-title { font-size: clamp(42px, 10.4vw, 60px); letter-spacing: -.05em; }
    .hero .lede { margin-top: 22px; font-size: 15px; }
    .hero-actions { margin-top: 24px; gap: 10px; }
    .hero-actions .button { padding-inline: 17px; }
    .hero-aside { padding: 24px; }
    .hero-aside > * + * { margin-top: 16px; }
    .hero-aside h2, .hero-aside h3 { font-size: 26px; }
    .hero-aside .hero-label { margin-bottom: 17px; }
    .hero-copy > .hero-kicker { flex-wrap: nowrap; gap: 16px; padding-top: 17px; margin-top: 27px; }
    .hero-kicker > span { font-size: 9px; max-width: 190px; }
    .orbit-graphic { height: 190px; }
    .featured-caption { margin-top: 17px; padding-top: 20px; }
    .featured-caption h2 { font-size: 25px; }
    .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .stat { padding: 21px 17px; }
    .stat:nth-child(odd) { padding-left: 0; }
    .stat:nth-child(even) { border-right: 0; }
    .stat:nth-child(n + 3) { border-top: 1px solid var(--rule); }
    .stat strong, .stat-value { font-size: 32px; }
    .section { padding-block: 43px; }
    .compact-section { padding-top: 0; }
    .section + .section:not(.section-alt) { padding-top: 8px; }
    .section-heading, .split-heading { align-items: start; flex-direction: column; gap: 18px; margin-bottom: 23px; }
    .section-heading h2, .split-heading h2 { font-size: 33px; }
    .section-heading p, .split-heading p { font-size: 12px; margin-top: 10px; }
    .paper-grid, .method-grid, .compare-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
    .paper-card { padding: 23px; }
    .card-meta { margin-bottom: 20px; }
    .card-title { font-size: 27px; }
    .card-title-row { gap: 15px; }
    .topic-list:has(.topic-tile) { grid-template-columns: minmax(0, 1fr); }
    .topic-tile { padding: 18px 21px; }
    .methodology-teaser { grid-template-columns: minmax(0, 1fr); gap: 35px; }
    .method-list h3 { font-size: 23px; }
    .method-list > li { padding-block: 19px; }
    .contribute-callout { align-items: start; flex-direction: column; gap: 22px; padding: 26px; }
    .contribute-callout h2 { font-size: 28px; }
    .card-summary { font-size: 13px; margin-bottom: 22px; }
    .card-footer { padding-top: 16px; }
    .breadcrumb { margin-top: 22px; font-size: 10px; }
    .page-heading { padding-block: 33px 30px; }
    .page-heading h1 { margin-bottom: 18px; font-size: 40px; line-height: 1.1; }
    .page-heading .lede { font-size: 15px; }
    .filterbar { gap: 14px; padding: 17px; }
    .filterbar .field { flex-basis: calc(50% - 7px); }
    .filterbar .field:first-child { flex-basis: 100%; }
    .filter-actions { width: 100%; }
    .filter-actions .button { flex: 1; }
    .field input:not([type='checkbox']):not([type='radio']):not([type='range']), .field select, .field textarea { font-size: 16px; }
    .ranking-table { min-width: 620px; }
    .ranking-table td, .ranking-table th, .ranking-table tbody th { padding: 17px 14px; }
    .ranking-table td:first-child, .ranking-table th:first-child { padding-left: 17px; }
    .ranking-table .paper-link, .ranking-table .researcher-name { font-size: 18px; }
    .table-note { font-size: 10px; }
    .paper-layout { gap: 28px; padding-bottom: 40px; }
    .article-body, .prose { font-size: 14px; line-height: 1.85; }
    .article-body h2, .prose h2 { margin-top: 34px; padding-top: 25px; font-size: 28px; }
    .article-body h3, .prose h3 { font-size: 23px; }
    .article-body .paper-card .card-title { margin: 0 0 13px; font-size: 27px; }
    .article-body .section-heading h2 { margin: 0; padding: 0; border: 0; }
    .article-body blockquote, .prose blockquote { padding-left: 19px; font-size: 21px; }
    .sidebar { grid-template-columns: minmax(0, 1fr); }
    .sticky-card { padding: 25px; }
    .callout, .claim-box { padding: 21px; }
    .callout p, .claim-box p { font-size: 13px; }
    .article-body .callout h2, .article-body .callout h3 { margin: 0 0 12px; padding: 0; border: 0; }
    .timeline li { grid-template-columns: minmax(0, 1fr); gap: 3px; padding-bottom: 23px; }
    .timeline li > h2, .timeline li > h2 + p { grid-column: 1; }
    .timeline li > h2 { margin: 0; padding: 0; border: 0; font-size: 22px; }
    .timeline li > h2 + p { margin-top: 7px; }
    .verdict { font-size: 23px; }
    .form-grid, .admin-grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .admin-card { padding: 23px; }
    .choice-grid { grid-template-columns: minmax(0, 1fr); gap: 13px; }
    .compare-picker { padding: 20px; }
    .comparison .ranking-table { min-width: 720px; }
    [data-grade-calculator] { padding: 22px; }
    .footer { margin-top: 48px; padding-top: 37px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 31px 25px; padding-bottom: 30px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-brand p { max-width: 360px; }
    .footer-bottom { gap: 14px; font-size: 10px; }
    .footer-bottom p { width: 100%; }
  }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; animation: none !important; }
  }
  @media (forced-colors: active) {
    .grade-badge, .button, .tag, .topic-chip, .review-status { border: 1px solid CanvasText; }
    .score-fill { background: CanvasText; forced-color-adjust: none; }
    .score-track { border: 1px solid CanvasText; }
  }
  @media print {
    :root { --paper: white; --paper-light: white; --ink: black; --muted: #333; }
    body { font-size: 10pt; }
    .shell, .container { width: 100%; }
    .site-header { border-bottom: 1px solid black; }
    .site-header > .shell { min-height: 60px; }
    .nav, .menu-toggle, .filterbar, .hero-actions, .footer, .pagination, .form-actions, [data-compare-form] input { display: none !important; }
    .hero { display: block; padding-block: 25px; }
    .hero-aside { margin-top: 25px; }
    .display, .hero-title, .page-heading h1 { font-size: 34pt; }
    .section { padding-block: 25px; }
    .paper-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .paper-card, .sticky-card, .source-item, .method-card { break-inside: avoid; }
    .paper-layout { display: block; }
    .sidebar { margin-top: 25px; display: block; }
    .sticky-card { position: static; margin-top: 20px; }
    .table-wrap { overflow: visible; }
    .ranking-table { min-width: 0; font-size: 9pt; }
    a { text-decoration: none; }
    .article-body h2, .prose h2 { break-after: avoid; }
    .grade-badge { border: 1px solid currentColor; }
  }
}