@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Unbounded:wght@400;600;800;900&display=swap");

:root {
  --page: #030207;
  --ink: #f8f8f9;
  --muted: rgba(248, 248, 249, .56);
  --faint: rgba(248, 248, 249, .34);
  --surface: #1e1d21;
  --surface-light: #29282d;
  --line: rgba(255, 255, 255, .16);
  --line-strong: rgba(255, 255, 255, .27);
  --acid: #d9ff72;
  --yellow: #ffd166;
  --red: #ff806d;
  --max-width: 1428px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, Arial, sans-serif;
  font-weight: 300;
  line-height: 1.4;
}

a { color: inherit; text-decoration: none; }
button, select { font: inherit; }

a:focus-visible,
button:focus-visible,
select:focus-visible,
.matrix-scroll:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 3px;
}

.site-header,
main,
.site-footer {
  width: min(var(--max-width), calc(100% - 56px));
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 106px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--muted);
  font-size: 12px;
}

.brand img {
  display: block;
  width: 149px;
  height: auto;
}

.brand span {
  padding-left: 16px;
  border-left: 1px solid var(--line);
  font-family: Unbounded, Arial, sans-serif;
  font-weight: 600;
  letter-spacing: -.04em;
}

nav { display: flex; gap: 28px; }
nav a { color: var(--muted); font-size: 16px; transition: color .2s ease; }
nav a:hover, nav a.active { color: var(--ink); }

.eyebrow {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .09em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin-top: 0;
  font-family: Unbounded, Arial, sans-serif;
  letter-spacing: -.065em;
}

.leaderboard-intro {
  position: relative;
  display: grid;
  isolation: isolate;
  grid-template-columns: minmax(0, 1.6fr) minmax(300px, .7fr);
  align-items: end;
  gap: 60px;
  min-height: 430px;
  padding: 72px 0 58px;
  overflow: hidden;
}

.leaderboard-intro::after {
  position: absolute;
  top: 14px;
  right: -35px;
  bottom: 5px;
  z-index: -1;
  width: min(58vw, 820px);
  background-color: var(--acid);
  background-image: url("assets/formula-pattern-desktop.svg");
  background-position: center;
  background-size: cover;
  clip-path: polygon(8% 10%, 28% 3%, 52% 7%, 73% 2%, 94% 15%, 100% 38%, 95% 66%, 100% 89%, 77% 98%, 50% 93%, 24% 99%, 3% 84%, 8% 61%, 0 37%);
  opacity: .92;
  transform: rotate(-1.5deg);
  content: "";
}

.leaderboard-intro h1,
.catalog-intro h1 {
  margin: 0;
  font-size: clamp(58px, 9vw, 132px);
  font-weight: 900;
  line-height: .95;
}

.intro-copy {
  position: relative;
  z-index: 1;
  max-width: 420px;
  margin: 0 0 8px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(3, 2, 7, .86);
  font-size: 16px;
  line-height: 1.45;
  backdrop-filter: blur(12px);
}

.competition-picker {
  padding: 34px 0 4px;
  border-top: 1px solid var(--line);
}

.competition-filters {
  display: grid;
  gap: 10px;
}

.filter-row {
  display: grid;
  grid-template-columns: 122px minmax(0, 1fr);
  align-items: center;
  gap: 16px;
}

.filter-label {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-chip {
  min-width: 92px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  text-align: center;
  transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease;
}

.filter-chip:hover { border-color: var(--line-strong); color: var(--ink); transform: translateY(-1px); }
.filter-chip.active { border-color: var(--acid); background: var(--acid); color: #09080a; }

.leaderboard-section,
.catalog-section {
  padding: 38px 0 0;
}

.stage-stack {
  display: grid;
  gap: 32px;
}

.stage-block {
  min-width: 0;
}

.stage-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
  align-items: end;
  gap: 36px;
  margin-bottom: 28px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.stage-heading > div {
  position: relative;
}

.stage-heading h3 {
  margin: 0;
  font-size: clamp(28px, 3.4vw, 46px);
  font-weight: 800;
  line-height: 1;
}

.stage-heading > p {
  margin: 0 0 5px;
  color: var(--muted);
  font-size: 15px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 470px);
  align-items: end;
  gap: 36px;
  margin-bottom: 38px;
}

.section-heading.compact h2 {
  margin: 0;
  font-size: clamp(44px, 6vw, 78px);
  font-weight: 900;
  line-height: 1;
}

.section-note {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 15px;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px 15px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
}

.legend span { display: inline-flex; align-items: center; gap: 7px; }
.legend i { width: 10px; height: 10px; border-radius: 50%; }
.legend-full { background: var(--acid); }
.legend-partial { background: var(--yellow); }
.legend-zero { background: var(--red); }
.legend-empty { background: #4a494e; }

.leaderboard-meta {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  padding: 17px 22px;
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: 24px 24px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.matrix-shell {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0 0 24px 24px;
  background: var(--surface);
}

.matrix-scroll {
  overflow-x: auto;
  overscroll-behavior-inline: contain;
}

.leaderboard-table {
  width: max-content;
  min-width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.leaderboard-table th,
.leaderboard-table td {
  height: 74px;
  padding: 10px 12px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
  white-space: nowrap;
}

.leaderboard-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
  height: 58px;
  background: #252429;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.sort-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  letter-spacing: inherit;
  text-align: inherit;
  text-transform: inherit;
}

.participant-column .sort-button { justify-content: space-between; text-align: left; }
.sort-button b {
  margin-left: 6px;
  color: var(--faint);
  font-size: 13px;
  font-weight: 400;
}
.sort-button:hover,
.sort-button.active { color: var(--ink); }
.sort-button.active b { color: var(--acid); }

.leaderboard-table tr:last-child > * { border-bottom: 0; }
.leaderboard-table tr > *:last-child { border-right: 0; }

.rank-column,
.rank-cell {
  position: sticky;
  left: 0;
  z-index: 5;
  width: 54px;
  min-width: 54px;
  background: var(--surface);
}

.participant-column,
.participant-cell {
  position: sticky;
  left: 54px;
  z-index: 4;
  width: 310px;
  min-width: 310px;
  max-width: 310px;
  background: var(--surface);
  text-align: left !important;
}

.leaderboard-table thead .rank-column,
.leaderboard-table thead .participant-column {
  z-index: 7;
  background: #252429;
}

/* Hover filters create stacking contexts; keep them below the sticky columns. */
.leaderboard-table tbody .result-cell {
  position: relative;
  z-index: 0;
}

.leaderboard-table tbody .result-cell:has(a):hover {
  z-index: 1;
}

.leaderboard-table tbody .rank-cell { z-index: 6; }
.leaderboard-table tbody .participant-cell { z-index: 5; }

.rank-cell {
  color: var(--muted);
  font-family: Unbounded, Arial, sans-serif;
  font-size: 12px;
  font-weight: 600;
}

.participant-cell { padding-left: 18px !important; }
.participant-name { display: block; color: var(--ink); font-family: Unbounded, Arial, sans-serif; font-size: 13px; font-weight: 600; line-height: 1.35; letter-spacing: -.045em; overflow-wrap: anywhere; white-space: normal; }
.participant-meta { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; font-weight: 300; line-height: 1.4; overflow-wrap: anywhere; white-space: normal; }

.task-column,
.result-cell {
  width: 62px;
  min-width: 62px;
}

.result-cell {
  padding: 0 !important;
  transition: box-shadow .16s ease;
}
.result-cell > span,
.result-cell a {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  min-height: 73px;
  border: 0;
  border-radius: 0;
  color: #070609;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.result-cell:has(a):hover { box-shadow: inset 0 0 0 2px rgba(255,255,255,.65); }

.result-cell.score-full { background: var(--acid); }
.result-cell.score-partial { background: var(--yellow); }
.result-cell.score-zero { background: var(--red); }
.result-cell.score-empty { background: #27262b; }
.score-empty > span,
.score-empty > a { color: var(--faint); }
.result-cell .review-status { min-width: 0; padding: 4px 2px; font-size: 10px; line-height: 1.05; white-space: normal; }

.metric-column,
.metric-cell {
  width: 132px;
  min-width: 132px;
}

.metric-cell {
  color: var(--ink);
  font-family: Unbounded, Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.04em;
}
.metric-cell.strong { color: var(--ink); font-weight: 700; }
.prize-cell small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-family: Inter, Arial, sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.model-row:hover > td:not(.result-cell):not(.rank-cell):not(.participant-cell),
.team-row:hover > td:not(.result-cell):not(.rank-cell):not(.participant-cell) {
  background-color: rgba(255,255,255,.045);
}

.team-row .rank-cell,
.team-row .participant-cell { background: #17161a; }
.team-row .participant-name { color: rgba(255,255,255,.74); }
.team-row .participant-name {
  overflow: visible;
  white-space: normal;
  line-height: 1.25;
  text-overflow: clip;
}
.medal { font-size: 22px; filter: grayscale(.15); }

.empty-state {
  padding: 70px 30px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--surface);
  text-align: center;
}

.empty-state h3 { margin-bottom: 16px; font-size: 27px; }
.empty-state > p:last-child { max-width: 570px; margin: 0 auto; color: var(--muted); }

.method-section {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 50px;
  padding: 150px 0 110px;
}

.method-section + .method-section { padding-top: 0; padding-bottom: 155px; }

.method-section h2 {
  margin-bottom: 33px;
  font-size: clamp(40px, 5vw, 70px);
  font-weight: 900;
  line-height: 1.04;
}

.method-section div p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.5;
}

.launch-rules {
  max-width: 700px;
  margin: 0;
  padding-left: 1.2em;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.5;
}

.launch-rules li::marker { color: var(--acid); }
.launch-rules li + li { margin-top: 10px; }

.catalog-intro {
  max-width: 1120px;
  padding: 130px 0 55px;
}

.catalog-intro p:last-child {
  max-width: 590px;
  margin: 38px 0 0 auto;
  color: var(--muted);
  font-size: 18px;
}

.competition-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding-bottom: 150px;
}

.competition-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 250px;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  transition: transform .2s ease, border-color .2s ease;
}

.competition-card:hover { border-color: var(--line-strong); transform: translateY(-5px); }
.competition-card-top, .competition-card-bottom { position: relative; z-index: 2; display: flex; justify-content: space-between; gap: 22px; color: var(--muted); font-size: 12px; }
.competition-card-body { position: relative; z-index: 2; margin: auto 0; }
.competition-card h2 { margin-bottom: 13px; font-size: clamp(23px, 2.4vw, 34px); font-weight: 800; line-height: 1.05; }
.competition-card-body p { max-width: 360px; margin: 0; color: var(--muted); font-size: 13px; }
.competition-card-bottom { align-items: end; padding-top: 17px; border-top: 1px solid var(--line); }
.competition-card-bottom div { display: flex; flex-wrap: wrap; gap: 7px; }
.competition-card-bottom div span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 42px; }
.competition-card-bottom strong { color: var(--ink); font-size: 13px; font-weight: 500; }

.solution-main { min-width: 0; padding-top: 70px; }
.back-link { display: inline-block; color: var(--muted); font-size: 14px; }
.back-link:hover { color: var(--ink); }

.solution-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 45px;
  padding: 85px 0 70px;
  border-bottom: 1px solid var(--line);
}

.solution-hero > div:first-child { min-width: 0; }
.solution-hero h1 { max-width: 100%; margin: 0; overflow-wrap: anywhere; word-break: break-word; font-size: clamp(44px, 6vw, 82px); font-weight: 900; line-height: 1; }
.solution-verdict { align-self: start; min-width: 180px; padding: 23px; border-radius: 28px; background: var(--acid); color: #09080a; }
.solution-verdict span { display: block; margin-bottom: 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; }
.solution-verdict strong { font-family: Unbounded, Arial, sans-serif; font-size: 26px; letter-spacing: -.06em; }

.solution-layout {
  display: grid;
  gap: 14px;
  padding: 60px 0 150px;
}

.solution-card,
.solution-metrics,
.reading-solution {
  border: 1px solid var(--line);
  border-radius: 32px;
  background: var(--surface);
}

.task-copy { padding: clamp(32px, 5vw, 66px); }
.prose { width: 100%; max-width: 1080px; margin-right: auto; margin-left: auto; color: rgba(248,248,249,.82); font-size: clamp(17px, 1.3vw, 19px); line-height: 1.74; }
.prose p { margin: 0 0 1.35em; }
.prose > *:last-child { margin-bottom: 0; }
.prose h1,
.prose h2,
.prose h3,
.prose h4 { margin: 1.8em 0 .7em; color: var(--ink); font-family: Unbounded, Arial, sans-serif; line-height: 1.25; letter-spacing: -.045em; }
.prose h1 { font-size: 28px; }
.prose h2 { font-size: 24px; }
.prose h3 { font-size: 20px; }
.prose h4 { font-size: 17px; }
.prose ul,
.prose ol { margin: 0 0 1.35em; padding-left: 1.5em; }
.prose li + li { margin-top: .45em; }
.prose blockquote { margin: 1.5em 0; padding: 2px 0 2px 20px; border-left: 3px solid var(--acid); color: var(--muted); }
.prose code { color: var(--acid); font-size: .9em; }
.prose pre { max-width: 100%; overflow-x: auto; padding: 18px; border-radius: 16px; background: #121115; }
.prose pre code { color: var(--ink); }
.prose table { display: block; max-width: 100%; overflow-x: auto; margin: 1.5em 0; border-collapse: collapse; }
.prose th,
.prose td { padding: 9px 12px; border: 1px solid var(--line); text-align: left; }
.prose a { color: var(--acid); text-decoration: underline; text-underline-offset: 3px; }
.prose img { max-width: 100%; height: auto; }
.prose .katex-display { max-width: 100%; overflow-x: auto; overflow-y: hidden; padding: 8px 0; }
.prose .math-negation-slash { display: inline-block; font-family: KaTeX_Main, "Times New Roman", serif; font-style: normal; transform: translate(.02em, -.01em) rotate(-2deg); }
.prose .preformatted { white-space: pre-wrap; overflow-wrap: anywhere; }

.solution-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 10px 28px;
}

.metrics-list { margin: 0; padding: 27px; }
.metrics-list div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.metrics-list div:first-child { padding-top: 0; }
.metrics-list div:last-child { padding-bottom: 0; border-bottom: 0; }
.solution-metrics div,
.solution-metrics div:first-child,
.solution-metrics div:last-child {
  padding: 17px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 0;
}
.solution-metrics div:first-child { padding-left: 0; }
.solution-metrics div:last-child { padding-right: 0; border-right: 0; }
.metrics-list dt { margin-bottom: 7px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.metrics-list dd { margin: 0; font-family: Unbounded, Arial, sans-serif; font-size: 14px; font-weight: 600; letter-spacing: -.04em; }

.reading-solution { overflow: hidden; }
.reading-solution summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: clamp(28px, 5vw, 58px) clamp(28px, 5vw, 66px); cursor: pointer; font-family: Unbounded, Arial, sans-serif; font-size: clamp(25px, 4vw, 44px); font-weight: 700; letter-spacing: -.055em; list-style: none; }
.reading-solution summary span { min-width: 0; overflow-wrap: anywhere; }
.reading-solution summary small { display: block; margin-bottom: 12px; color: var(--muted); font-family: Inter, Arial, sans-serif; font-size: 11px; font-weight: 400; letter-spacing: .09em; text-transform: uppercase; }
.reading-solution summary::-webkit-details-marker { display: none; }
.reading-solution[open] summary { border-bottom: 1px solid var(--line); }
.reading-solution summary b { flex: 0 0 auto; font-size: 32px; font-weight: 300; transition: transform .2s ease; }
.reading-solution[open] summary b { transform: rotate(45deg); }
.reading-solution .prose { padding: clamp(32px, 5vw, 66px); }

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  padding: 38px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.site-footer img { display: block; width: 149px; height: auto; }
.footer-brand { flex: 1 1 auto; }
.footer-nav { flex: 0 0 auto; }
.footer-contact {
  display: grid;
  flex: 1 1 auto;
  justify-items: end;
  gap: 3px;
}
.footer-contact span {
  color: var(--faint);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.footer-contact a { color: var(--muted); font-size: 13px; transition: color .2s ease; }
.footer-contact a:hover { color: var(--ink); }

@media (max-width: 900px) {
  .leaderboard-intro { grid-template-columns: minmax(0, 1fr); align-items: start; min-height: 470px; gap: 25px; }
  .leaderboard-intro::after { top: 55px; right: -80px; bottom: 0; width: 620px; opacity: .72; }
  .intro-copy { max-width: 500px; }
  .section-heading { grid-template-columns: 1fr; }
  .stage-heading { grid-template-columns: 1fr; }
  .legend { justify-content: flex-start; }
  .method-section { grid-template-columns: 1fr; gap: 22px; }
  .competition-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 744px) {
  .site-header,
  main,
  .site-footer { width: min(calc(100% - 28px), var(--max-width)); }
  main,
  section,
  .leaderboard-intro,
  .competition-picker { min-width: 0; }
  .site-header { min-height: 82px; }
  .brand img { width: 118px; }
  .brand span { display: none; }
  nav { gap: 16px; }
  nav a { font-size: 12px; }

  .leaderboard-intro { min-height: 440px; padding: 48px 0 38px; }
  .leaderboard-intro h1,
  .catalog-intro h1 { font-size: clamp(42px, 13vw, 58px); }
  .leaderboard-intro::after {
    top: 112px;
    right: -115px;
    bottom: 0;
    width: 390px;
    background-image: url("assets/formula-pattern-mobile.svg");
    opacity: .7;
  }
  .intro-copy { max-width: calc(100% - 28px); padding: 17px 18px; font-size: 14px; }

  .competition-picker { padding-top: 26px; }
  .filter-row { grid-template-columns: 1fr; gap: 7px; }
  .filter-options { flex-wrap: nowrap; margin-right: -14px; padding-right: 14px; overflow-x: auto; scrollbar-width: none; }
  .filter-options::-webkit-scrollbar { display: none; }
  .filter-chip { flex: 0 0 auto; min-width: 84px; padding: 9px 14px; }

  .leaderboard-section,
  .catalog-section { padding-top: 40px; }
  .stage-stack { gap: 32px; }
  .stage-heading { gap: 18px; margin-bottom: 22px; }
  .stage-heading h3 { font-size: 34px; }
  .stage-heading > p { font-size: 13px; }
  .section-heading.compact h2 { font-size: 44px; }
  .leaderboard-meta { display: grid; padding: 14px; }
  .matrix-shell, .leaderboard-meta { margin-right: -14px; margin-left: -14px; }
  .participant-column, .participant-cell { width: 230px; min-width: 230px; max-width: 230px; }
  .participant-name { font-size: 11px; }
  .participant-meta { font-size: 10px; }
  .task-column, .result-cell { width: 55px; min-width: 55px; }
  .leaderboard-table th, .leaderboard-table td { height: 67px; padding: 8px; }
  .result-cell > span, .result-cell a { min-height: 66px; font-size: 13px; }
  .metric-cell { font-size: 14px; }

  .method-section { padding: 105px 0; }
  .method-section h2 { font-size: 39px; }
  .method-section div p { font-size: 15px; }

  .catalog-intro { padding: 100px 0 35px; }
  .catalog-intro p:last-child { margin-top: 28px; font-size: 15px; }
  .competition-grid { grid-template-columns: 1fr; padding-bottom: 100px; }
  .competition-card { min-height: 235px; padding: 21px; border-radius: 23px; }
  .competition-card-bottom { display: grid; }

  .solution-main { padding-top: 45px; }
  .solution-hero { grid-template-columns: 1fr; padding: 60px 0 45px; }
  .solution-hero h1 { font-size: 36px; letter-spacing: -.075em; }
  .solution-verdict { width: max-content; min-width: 155px; }
  .solution-layout { padding: 35px 0 100px; }
  .solution-card, .solution-metrics, .reading-solution { border-radius: 24px; }
  .task-copy { padding: 28px 20px; }
  .prose { font-size: 16px; }
  .solution-metrics { grid-template-columns: 1fr; padding: 8px 20px; }
  .solution-metrics div,
  .solution-metrics div:first-child,
  .solution-metrics div:last-child {
    padding: 16px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .solution-metrics div:last-child { border-bottom: 0; }
  .reading-solution summary { padding: 27px 20px; font-size: 25px; }
  .reading-solution .prose { padding: 25px 20px; }

  .site-footer { display: grid; grid-template-columns: 1fr auto; align-items: start; gap: 28px 16px; }
  .site-footer img { width: 132px; }
  .footer-nav { justify-content: flex-end; }
  .footer-contact { grid-column: 1 / -1; justify-items: start; }
}