.shell { max-width: 1440px; margin-inline: auto; padding-inline: 64px; }
svg { width: 20px; height: 20px; flex-shrink: 0; vertical-align: middle; }
.eyebrow { color: var(--secondary); font-size: 13px; margin-bottom: 22px; }
.section { padding-block: 74px; border-top: 1px solid var(--line); }
.section-soft { background: #f0f2ed; }
.section-ink { background: var(--blue); }
.section-intro h2 { margin-bottom: 22px; }
.section-intro > p:last-child { max-width: 780px; color: var(--secondary); }
.atlas-opening { padding-block: 48px 0; }
.atlas-opening-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 90px; align-items: end; }
.atlas-opening h1 { font-size: 80px; }
.atlas-opening-grid > div { max-width: 440px; padding-bottom: 6px; font-size: 17px; color: var(--secondary); }
.atlas-opening .text-link { margin-top: 24px; }
.hero-metrics { display: grid; grid-template-columns: repeat(4,1fr); gap: 40px; margin: 52px 0 0; padding-block: 28px; border-top: 1px solid var(--line); }
.hero-metrics > div { display: flex; align-items: center; gap: 20px; }
.hero-metrics dt { font-family: var(--serif); font-size: 48px; }
.hero-metrics dd { margin: 0; max-width: 150px; font-size: 13px; color: var(--secondary); }
.size-estimate { display: grid; grid-template-columns: 1fr 1.4fr; gap: 80px; align-items: start; border-block: 1px solid var(--line); padding-block: 32px; margin-top: 38px; }
.size-value { font-family: var(--serif); font-size: 80px; line-height: 1.1; color: var(--red); }
.size-estimate h3 { font-size: 22px; margin-bottom: 15px; }
.size-estimate p:not(.size-value) { font-size: 15px; color: var(--secondary); }
.scale-scenarios { padding-top: 28px; }
.scale-scenarios summary { font-size: 16px; cursor: pointer; }
.scale-scenarios table { width: 100%; border-collapse: collapse; margin-block: 24px; font-size: 15px; }
.scale-scenarios caption { text-align: left; font-size: 13px; color: var(--secondary); margin-bottom: 20px; }
.scale-scenarios th, .scale-scenarios td { text-align: left; border-bottom: 1px solid var(--line); padding: 15px 12px 15px 0; font-weight: 400; }
.scale-scenarios th { font-weight: 500; }
.scale-scenarios > p { font-size: 13px; color: var(--secondary); max-width: 1000px; }
.insight-layout { display: grid; grid-template-columns: .85fr 1.3fr; gap: 95px; }
.insight-lines { border-top: 1px solid var(--ink); }
.insight-lines article { display: grid; grid-template-columns: 22px 1fr; gap: 25px; padding-block: 23px; border-bottom: 1px solid var(--line); }
.insight-lines article > span { font-size: 12px; color: var(--red); padding-top: 4px; }
.insight-lines h3 { font-size: 21px; line-height: 1.3; margin-bottom: 12px; }
.insight-lines p { color: var(--secondary); font-size: 15px; }
.atlas-heading { display: grid; grid-template-columns: 1.4fr 1fr; gap: 90px; align-items: end; }
.atlas-search { display: block; }
.atlas-search > label { font-size: 14px; display: block; margin-bottom: 10px; }
.search-control { position: relative; display: block; }
.search-control > svg { position: absolute; top: 16px; left: 14px; color: var(--secondary); }
.search-control input { width: 100%; height: 54px; padding: 0 48px; font: 16px Inter, Arial, sans-serif; color: var(--ink); background: white; border: 1px solid #989e94; border-radius: 0; }
.search-control input::-webkit-search-cancel-button { -webkit-appearance: none; }
.search-control button { position: absolute; right: 5px; top: 5px; width: 44px; height: 44px; border: 0; background: transparent; display: grid; place-items: center; cursor: pointer; }
.search-control input:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
.atlas-tabs { display: flex; overflow-x: auto; gap: 26px; margin-top: 36px; border-bottom: 1px solid var(--ink); scrollbar-width: thin; }
.atlas-tabs button { display: inline-flex; flex-shrink: 0; align-items: center; gap: 10px; padding: 15px 0; background: transparent; border: 0; border-bottom: 2px solid transparent; font-size: 14px; cursor: pointer; white-space: nowrap; }
.atlas-tabs button span { font-size: 12px; color: var(--secondary); }
.atlas-tabs button[aria-selected=true] { color: var(--red); border-bottom-color: var(--red); }
.atlas-tabs button:hover { color: var(--red); }
.atlas-panel { padding-top: 14px; }
.panel-summary { display: flex; justify-content: space-between; gap: 35px; padding-block: 20px; border-bottom: 1px solid var(--line); }
.panel-summary p { color: var(--secondary); font-size: 14px; max-width: 930px; }
.panel-summary strong { display: block; color: var(--ink); font-weight: 500; margin-bottom: 4px; }
.panel-summary > span { font-size: 12px; color: var(--red); white-space: nowrap; }
.market-matrix { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 50px; }
.market-row { display: grid; grid-template-columns: minmax(120px,.7fr) minmax(0,1fr); gap: 20px; border-bottom: 1px solid var(--line); padding-block: 19px; align-items: baseline; }
.market-row strong { font-family: var(--serif); font-weight: 400; font-size: 22px; line-height: 1.3; }
.market-row > span { font-size: 14px; color: var(--secondary); }
.market-row em { grid-column: 1 / -1; font-size: 12px; font-style: normal; color: var(--red); margin-top: -10px; }
.search-results-heading { display: flex; justify-content: space-between; gap: 20px; padding-block: 25px; border-bottom: 1px solid var(--ink); }
.search-results-heading h3 { font-size: 24px; font-family: var(--serif); font-weight: 400; }
.search-results-heading p { font-size: 14px; color: var(--secondary); }
.empty-search { display: flex; align-items: start; gap: 20px; padding-block: 70px; }
.empty-search strong, .empty-search span { display: block; }
.empty-search span { color: var(--secondary); font-size: 15px; margin-top: 10px; }
.atlas-boundary { display: flex; align-items: flex-start; gap: 14px; padding-top: 24px; margin-top: 25px; border-top: 1px solid var(--ink); color: var(--secondary); font-size: 13px; }
.atlas-boundary svg { margin-top: 2px; color: var(--red); }
.atlas-boundary strong { font-weight: 500; color: var(--ink); }
.evidence-layout { display: grid; grid-template-columns: .75fr 1.3fr; gap: 85px; align-items: start; }
.source-link { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--red); margin-top: 20px; }
.source-link svg { width: 15px; height: 15px; }
.language-evidence { border-top: 1px solid var(--ink); }
.evidence-head, .evidence-row { display: grid; grid-template-columns: minmax(130px,1fr) 75px minmax(125px,1fr); gap: 18px; align-items: center; }
.evidence-head { padding-block: 16px; font-size: 12px; color: var(--secondary); border-bottom: 1px solid var(--line); }
.evidence-row { min-height: 68px; padding-block: 14px; border-bottom: 1px solid var(--line); font-size: 15px; }
.evidence-row > strong { font-weight: 500; }
.evidence-row > span { font-family: var(--serif); font-size: 23px; }
.evidence-row > div { display: grid; grid-template-columns: 1fr 50px; gap: 12px; align-items: center; }
.evidence-row i { position: relative; display: block; height: 5px; background: var(--line); }
.evidence-row i::after { content: ''; position: absolute; inset: 0 auto 0 0; width: var(--need); background: var(--red); }
.evidence-row b { font-size: 13px; font-weight: 500; text-align: right; }
.evidence-row.featured { background: #f3f2c5; }
.evidence-footnote { font-size: 12px; color: var(--secondary); margin-top: 15px; }
.product-intro { max-width: 840px; }
.product-stack { list-style: none; padding: 0; margin: 36px 0 0; border-top: 1px solid var(--ink); }
.product-stack li { display: grid; grid-template-columns: 30px 1fr 24px; gap: 25px; padding-block: 25px; border-bottom: 1px solid #b4c0c6; align-items: start; }
.product-stack li > span { font-size: 12px; color: var(--red); margin-top: 6px; }
.product-stack h3 { font-size: 24px; font-family: var(--serif); font-weight: 400; margin-bottom: 10px; }
.product-stack p { max-width: 1000px; font-size: 15px; color: var(--secondary); }
.product-stack svg { color: var(--secondary); margin-top: 6px; }
.doctrine { display: grid; grid-template-columns: 1fr 20px 1fr 20px 1fr 20px 1fr; gap: 18px; align-items: center; padding-block: 28px; margin-top: 30px; border-bottom: 1px solid #b4c0c6; }
.doctrine span, .doctrine strong, .doctrine small { display: block; }
.doctrine span { font-size: 12px; color: var(--red); }
.doctrine strong { font-family: var(--serif); font-size: 23px; font-weight: 400; margin-block: 7px; }
.doctrine small { font-size: 12px; color: var(--secondary); }
.doctrine svg { color: var(--red); width: 18px; }
.modes-intro { max-width: 850px; }
.commercial-modes { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 44px; border-top: 1px solid var(--ink); margin-top: 38px; }
.commercial-modes article { padding-top: 25px; }
.mode-top { display: flex; justify-content: space-between; color: var(--red); font-size: 13px; margin-bottom: 18px; }
.mode-top svg { color: var(--secondary); }
.commercial-modes h3 { font-family: var(--serif); font-size: 27px; font-weight: 400; line-height: 1.2; min-height: 65px; }
.commercial-modes p { color: var(--secondary); font-size: 15px; margin-block: 18px; }
.commercial-modes article > strong { font-size: 14px; font-weight: 500; }
.proof-layout .section-intro { max-width: 840px; }
.proof-columns { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 40px; margin-top: 34px; }
.proof-columns article { border-top: 1px solid var(--ink); padding-top: 22px; }
.proof-label { display: flex; align-items: center; gap: 10px; font-size: 14px; min-height: 48px; }
.proof-label svg { color: var(--red); }
.proof-columns ul { list-style: none; padding: 0; margin-top: 16px; }
.proof-columns li { border-top: 1px solid var(--line); padding-block: 13px; color: var(--secondary); font-size: 14px; }
.closing-section { padding-block: 64px; background: var(--yellow); }
.closing-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 95px; align-items: end; }
.closing-layout p { max-width: 500px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 22px; padding: 14px 20px; background: var(--ink); color: white; text-decoration: none; margin-top: 22px; font-size: 15px; }
.button:hover { background: var(--red); }
.footer-contact { margin-left: auto; color: var(--red); font-size: 14px; }
@media (max-width: 1100px) {
  .shell { padding-inline: 36px; }
  .atlas-opening-grid, .insight-layout, .evidence-layout, .atlas-heading, .closing-layout { gap: 40px; }
  .hero-metrics { gap: 20px; }
  .hero-metrics > div { gap: 12px; }
  .evidence-layout { grid-template-columns: 1fr; }
  .market-matrix { column-gap: 30px; }
  .market-row { grid-template-columns: .8fr 1fr; }
  .size-estimate { gap: 40px; }
  .size-value { font-size: 64px; }
}
@media (max-width: 760px) {
  .market-stats dt { font-size: 34px; }
  .shell { padding-inline: 24px; }
  .section { padding-block: 48px; }
  .atlas-opening { padding-top: 30px; }
  .atlas-opening-grid { display: block; }
  .atlas-opening h1 { font-size: 56px; }
  .atlas-opening-grid > div { margin-top: 25px; font-size: 16px; }
  .hero-metrics { grid-template-columns: 1fr 1fr; gap: 24px 22px; margin-top: 30px; }
  .hero-metrics > div { display: block; }
  .hero-metrics dt { font-size: 42px; }
  .hero-metrics dd { font-size: 12px; margin-top: 4px; }
  .insight-layout, .evidence-layout, .atlas-heading, .closing-layout, .size-estimate { display: block; }
  .size-value { font-size: 58px; margin-bottom: 22px; }
  .scale-scenarios table { font-size: 12px; }
  .scale-scenarios th, .scale-scenarios td { padding-right: 8px; }
  .insight-lines, .language-evidence, .atlas-search { margin-top: 30px; }
  .market-matrix { display: block; }
  .market-row { grid-template-columns: minmax(105px,.8fr) minmax(0,1fr); gap: 20px; }
  .market-row strong { font-size: 20px; }
  .market-row > span { font-size: 13px; }
  .panel-summary { display: block; }
  .panel-summary > span { display: block; margin-top: 13px; }
  .atlas-tabs { gap: 23px; }
  .atlas-tabs button { font-size: 13px; }
  .search-results-heading { display: block; }
  .search-results-heading p { margin-top: 10px; }
  .evidence-head, .evidence-row { grid-template-columns: minmax(105px,1fr) 60px minmax(70px,.7fr); gap: 10px; }
  .evidence-head { font-size: 11px; }
  .evidence-row { font-size: 13px; }
  .evidence-row > span { font-size: 20px; }
  .evidence-row > div { grid-template-columns: 1fr 43px; gap: 7px; }
  .evidence-row b { font-size: 12px; }
  .product-stack li { grid-template-columns: 20px 1fr; gap: 18px; }
  .product-stack li > svg { display: none; }
  .product-stack h3 { font-size: 23px; }
  .doctrine { grid-template-columns: 1fr 1fr; gap: 30px 24px; align-items: start; }
  .doctrine > svg { display: none; }
  .commercial-modes, .proof-columns { display: block; }
  .commercial-modes h3 { min-height: 0; }
  .commercial-modes article { padding-block: 25px; border-bottom: 1px solid var(--line); }
  .proof-columns article { margin-top: 25px; }
  .closing-layout > div + div { margin-top: 25px; }
  .footer-contact { width: 100%; margin-left: 0; }
}
@media (max-width: 370px) {
  .market-stats dt { font-size: 32px; }
  .shell { padding-inline: 20px; }
  .atlas-opening h1 { font-size: 48px; }
  .evidence-head, .evidence-row { grid-template-columns: minmax(90px,1fr) 52px 68px; gap: 8px; }
}