:root {
  --ink: #1a1a1a;
  --ink-secondary: #555555;
  --ink-tertiary: #7b7b7b;
  --surface: #fafaf9;
  --surface-raised: #f5f5f0;
  --surface-sunken: #eeecea;
  --paper: #ffffff;
  --rule: #dddddd;
  --rule-strong: #bbbbbb;
  --accent: #1a56db;
  --accent-weak: #d9e6ff;
  --good: #167a3a;
  --bad: #b42318;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--surface);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: "Instrument Sans", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

img {
  max-width: 100%;
}

.hero,
.section {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 72px 0;
}

.hero {
  padding-top: 92px;
  border-bottom: 1px solid var(--rule);
}

.section {
  border-bottom: 1px solid var(--rule);
}

.eyebrow,
.kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: "Instrument Serif", Georgia, serif;
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  max-width: 960px;
  font-size: clamp(46px, 7vw, 78px);
  line-height: 0.96;
}

h2 {
  font-size: clamp(34px, 4.5vw, 48px);
  line-height: 1.05;
}

h3,
h4 {
  margin: 0;
  font-size: 17px;
  line-height: 1.3;
}

p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.58;
}

.lede {
  max-width: 760px;
  margin-top: 28px;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.45;
}

.hero-grid,
.method-grid {
  display: grid;
  gap: 1px;
  margin-top: 52px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--rule);
  border-radius: var(--radius);
}

.hero-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.method-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.metric,
.method-grid > div {
  min-width: 0;
  background: var(--surface-raised);
}

.metric {
  padding: 24px;
}

.metric-value {
  display: block;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: clamp(25px, 3vw, 34px);
  font-weight: 600;
  line-height: 1.1;
}

.metric-label {
  display: block;
  margin-top: 9px;
  color: var(--ink-secondary);
  font-size: 14px;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(150px, 220px) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  margin-bottom: 32px;
}

.method-grid {
  margin-top: 0;
}

.method-grid > div {
  min-height: 190px;
  padding: 24px;
}

.method-grid p {
  margin-top: 10px;
}

.small-note {
  color: var(--ink-tertiary);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

.score-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(320px, 0.9fr);
  gap: 18px;
}

.score-panel {
  min-width: 0;
  padding: 20px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

.score-panel h3 {
  margin-bottom: 18px;
}

.score-bars {
  display: grid;
  gap: 18px;
}

.bar-group {
  display: grid;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}

.bar-group:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.bar-head,
.bar-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) 54px;
  gap: 12px;
  align-items: center;
}

.bar-head {
  grid-template-columns: minmax(0, 1fr) auto;
  color: var(--ink-secondary);
  font-size: 13px;
  font-weight: 700;
}

.bar-head span:last-child {
  color: var(--ink-tertiary);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  font-weight: 500;
}

.bar-label,
.bar-value {
  color: var(--ink-secondary);
  font-size: 12px;
}

.bar-value {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  text-align: right;
}

.bar-track {
  height: 12px;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--surface-sunken);
  border-radius: 999px;
}

.bar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.bar-fill.specialist {
  background: var(--accent);
}

.bar-fill.gemini {
  background: var(--ink);
}

.heatmaps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 18px;
}

figure {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: white;
}

figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--rule);
  color: var(--ink-secondary);
  font-size: 13px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

.glossary-grid,
.explain-grid {
  display: grid;
}

.glossary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.explain-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 18px;
  margin-bottom: 18px;
}

.explain-copy,
.recommendation,
.glossary-card,
.stack-card,
.real-example {
  min-width: 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

.explain-copy,
.recommendation,
.glossary-card {
  padding: 22px;
}

.explain-copy h3,
.recommendation h3,
.glossary-card h3,
.stack-card h3,
.real-world-gallery h3 {
  margin-bottom: 10px;
}

.explain-copy p + p {
  margin-top: 12px;
}

.recommendation {
  background: #f4f7ff;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stack-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.stack-card-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.stack-kind,
.miss-list,
.doc-link {
  font-size: 12px;
}

.stack-score {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 24px;
  font-weight: 700;
}

.mini-bar {
  height: 8px;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--surface-sunken);
}

.mini-bar span {
  display: block;
  height: 100%;
  background: var(--accent);
}

.doc-link {
  color: var(--accent);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  text-decoration: none;
}

.doc-link:hover {
  text-decoration: underline;
}

.real-world-gallery {
  margin-top: 26px;
}

.subhead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.65fr);
  gap: 18px;
  align-items: end;
  margin-bottom: 14px;
}

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

.real-example {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 14px;
  padding: 12px;
}

.real-example img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  border: 1px solid var(--rule);
  background: var(--surface-sunken);
}

.real-example p {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.45;
}

.real-verdicts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
  font-size: 12px;
}

.real-verdicts span {
  padding: 5px 7px;
  border: 1px solid var(--rule);
  background: var(--surface-raised);
}

table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface-raised);
  color: var(--ink-secondary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

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

.mono {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.pass,
.ok {
  color: var(--good);
  font-weight: 700;
}

.fail,
.miss {
  color: var(--bad);
  font-weight: 700;
}

.case-sections {
  display: grid;
  gap: 34px;
}

.split-block {
  display: grid;
  gap: 24px;
}

.split-head,
.category-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
  padding: 20px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.split-head p,
.category-head p {
  margin-top: 6px;
}

.split-score,
.category-score {
  display: grid;
  gap: 7px;
  justify-items: end;
  color: var(--ink-secondary);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  white-space: nowrap;
}

.category-block {
  display: grid;
  gap: 16px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.case-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper);
}

.media-frame {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  border-bottom: 1px solid var(--rule);
  background: var(--surface-sunken);
}

.media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.case-body {
  display: grid;
  gap: 13px;
  padding: 16px;
}

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--ink-tertiary);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
}

.case-question {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}

.stack-line {
  display: grid;
  gap: 4px;
  padding: 10px;
  background: var(--surface-raised);
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.45;
}

.stack-line strong,
.verdict strong,
.reasoning strong {
  color: var(--ink);
}

.verdict-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.verdict {
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--rule);
  background: var(--surface-raised);
  font-size: 12px;
  line-height: 1.35;
}

.verdict strong,
.verdict span {
  display: block;
}

.verdict strong {
  margin-bottom: 4px;
  font-size: 10px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.reasoning {
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.5;
}

.source-link {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
}

.source-link a {
  color: var(--accent);
  text-decoration: none;
}

.source-link a:hover {
  text-decoration: underline;
}

.conclusion p {
  max-width: 850px;
  font-size: 18px;
}

.conclusion p + p {
  margin-top: 16px;
}

@media (max-width: 980px) {
  .hero,
  .section {
    width: min(100% - 36px, 1180px);
    padding: 56px 0;
  }

  .hero-grid,
  .method-grid,
  .score-layout,
  .heatmaps,
  .case-grid,
  .glossary-grid,
  .explain-grid,
  .stack-grid,
  .subhead,
  .real-example-grid,
  .section-head {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    margin-top: 38px;
  }

  .method-grid > div {
    min-height: auto;
  }
}

@media (max-width: 620px) {
  .hero,
  .section {
    width: min(100% - 28px, 1180px);
    padding: 44px 0;
  }

  .section-head {
    gap: 12px;
    margin-bottom: 24px;
  }

  .score-layout {
    gap: 14px;
  }

  .score-panel,
  .split-head,
  .category-head {
    padding: 16px;
  }

  .split-head,
  .category-head {
    grid-template-columns: 1fr;
  }

  .split-score,
  .category-score {
    justify-items: start;
    white-space: normal;
  }

  .bar-row {
    grid-template-columns: 72px minmax(0, 1fr) 46px;
    gap: 8px;
  }

  .verdict-grid {
    grid-template-columns: 1fr;
  }

  .real-example {
    grid-template-columns: 1fr;
  }
}