@font-face {
  font-family:DM Sans;
  src:url('/assets/fonts/dm-sans-regular.ttf') format('truetype');
  font-style:normal;
  font-weight:400;
  font-display:swap
}

@font-face {
  font-family:DM Sans;
  src:url('/assets/fonts/dm-sans-bold.ttf') format('truetype');
  font-style:normal;
  font-weight:600 800;
  font-display:swap
}

@font-face {
  font-family:Instrument Serif;
  src:url('/assets/fonts/instrument-serif-regular.ttf') format('truetype');
  font-style:normal;
  font-weight:400;
  font-display:swap
}

@font-face {
  font-family:Instrument Serif;
  src:url('/assets/fonts/instrument-serif-italic.ttf') format('truetype');
  font-style:italic;
  font-weight:400;
  font-display:swap
}

:root {
  --paper:#f4f3eb;
  --ink:#182c2b;
  --muted:#546360;
  --line:#cbd0c6;
  --blue:#126089;
  --green:#276c58;
  --pale:#e3eadd;
  --night:#122929;
  --cream:#f4f3eb;
  --mono:ui-monospace,SFMono-Regular,Consolas,monospace;
  --serif:'Instrument Serif',Georgia,serif;
  --sans:'DM Sans',Arial,sans-serif;
  color-scheme:light;
  font-family:var(--sans);
  font-synthesis:none
}

* {
  box-sizing:border-box
}

html {
  scroll-behavior:smooth;
  scroll-padding-top:8rem
}

body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased
}

a {
  color:inherit;
  text-underline-offset:4px;
  text-decoration-thickness:1px
}

a:hover {
  text-decoration-thickness:2px
}

button {
  font:inherit;
  cursor:pointer
}

button,a {
  -webkit-tap-highlight-color:transparent
}

button:disabled {
  cursor:default
}

img {
  max-width:100%;
  height:auto;
  display:block
}

svg {
  display:block;
  max-width:100%
}

figure {
  margin:0
}

p {
  margin:0 0 1.25rem
}

h1,h2,h3 {
  margin:0;
  font-weight:400
}

h1,h2 {
  font-family:var(--serif);
  line-height:1.02;
  letter-spacing:-.025em
}

h3 {
  font-size:1.2rem;
  line-height:1.3;
  font-weight:700
}

em {
  font-family:var(--serif);
  font-weight:400;
  color:var(--green)
}

:focus-visible {
  outline:3px solid var(--blue);
  outline-offset:5px
}

::selection {
  background:#c8dec7;
  color:var(--ink)
}

[hidden] {
  display:none!important
}

.shell {
  width:min(1280px,calc(100% - 96px));
  margin-inline:auto
}

.skip-link {
  position:absolute;
  top:-100px;
  left:24px;
  padding:12px 20px;
  background:var(--ink);
  color:var(--paper);
  z-index:30
}

.skip-link:focus {
  top:12px
}

.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip-path:inset(50%);
  white-space:nowrap
}

.eyebrow,.micro {
  font-family:var(--mono);
  font-size:.7rem;
  font-weight:400;
  letter-spacing:.11em;
  text-transform:uppercase;
  line-height:1.5
}

.eyebrow {
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:24px
}

.eyebrow:before {
  content:'';
  width:24px;
  height:1px;
  background:currentColor
}

.micro {
  color:var(--muted)
}

.text-link {
  display:inline-flex;
  align-items:center;
  gap:24px;
  min-height:44px;
  font-size:.92rem;
  font-weight:700
}

.text-link span {
  font-size:1.3rem;
  font-weight:400
}

.rule {
  border-top:1px solid var(--line)
}

/* A compact masthead, like the label on a field instrument. */
.site-header {
  min-height:98px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  border-bottom:1px solid var(--line)
}

.brand {
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex-shrink:0
}

.brand img {
  width:36px;
  height:36px
}

.brand-name {
  font-size:1.1rem;
  font-weight:700;
  letter-spacing:.1em
}

.brand-name span {
  color:var(--blue)
}

.home-page .site-header .brand img {
  width:52px;
  height:52px
}

.home-page .site-header .brand-name {
  font-size:1.25rem
}

.site-header nav {
  display:flex;
  align-items:center;
  gap:32px
}

.site-header nav a {
  min-height:44px;
  display:inline-flex;
  align-items:center;
  text-decoration:none;
  font-size:.85rem
}

.site-header nav a[aria-current=page] {
  text-decoration:underline;
  text-underline-offset:7px
}

.site-header .nav-cta {
  padding:8px 18px;
  border:1px solid var(--ink);
  gap:24px
}

.site-header .nav-cta:hover {
  background:var(--ink);
  color:var(--cream)
}

.button-row {
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 26px
}

.button {
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  min-height:54px;
  padding:14px 24px;
  background:var(--ink);
  border:1px solid var(--ink);
  color:var(--cream);
  text-decoration:none;
  font-size:.9rem;
  font-weight:700;
  transition:background .15s,color .15s
}

.button:hover {
  background:var(--green);
  border-color:var(--green);
  text-decoration:none
}

.button .arrow {
  font-weight:400;
  font-size:1.25rem;
  line-height:1
}

.button.light {
  background:var(--paper);
  color:var(--ink);
  border-color:var(--paper)
}

.button.light:hover {
  background:#d8e5d3;
  border-color:#d8e5d3
}

.button.outline {
  background:transparent;
  color:var(--ink)
}

.button.outline:hover {
  background:var(--ink);
  color:var(--cream)
}

/* Opening spread */
.home-hero {
  display:grid;
  grid-template-columns:1.45fr 1fr;
  gap:64px;
  align-items:center;
  padding:44px 0 32px
}

.home-hero h1 {
  font-size:clamp(3.7rem,5.8vw,6.1rem);
  max-width:790px;
  margin-bottom:28px
}

.hero-copy {
  font-size:1.08rem;
  color:var(--muted);
  max-width:480px;
  line-height:1.7;
  margin-bottom:30px
}

.hero-footnote {
  margin:20px 0 0;
  font-size:.75rem;
  color:var(--muted)
}

.hero-art {
  position:relative;
  padding:20px 0 4px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)
}

.hero-art .art-label {
  display:flex;
  justify-content:space-between;
  gap:20px
}

.hero-art img {
  width:100%;
  margin:10px 0
}

.home-page .hero-art .art-label {
  align-items:center
}

.hero-signature {
  display:inline-flex;
  align-items:center;
  gap:12px
}

.hero-art .hero-signature img {
  width:48px;
  height:48px;
  margin:0;
  flex-shrink:0
}

.hero-art figcaption {
  font-size:.72rem;
  color:var(--muted);
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding-top:4px
}

.fact-strip {
  display:flex;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:20px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  font-size:.8rem
}

.fact-strip span {
  display:inline-flex;
  gap:10px;
  align-items:center
}

.fact-strip i {
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--green)
}

/* The application is the proof. One large exhibit, three real views. */
.product-exhibit {
  padding:38px 0 0
}

.exhibit-heading {
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:24px
}

.exhibit-heading h2 {
  font-size:clamp(2.4rem,4vw,3.8rem)
}

.tour-tabs {
  display:flex;
  gap:4px;
  flex-wrap:wrap
}

.tour-tabs button {
  background:none;
  border:0;
  border-bottom:2px solid transparent;
  padding:12px 16px;
  color:var(--muted);
  font-size:.86rem;
  min-height:48px
}

.tour-tabs button[aria-selected=true] {
  border-color:var(--green);
  color:var(--ink);
  font-weight:700
}

.tour-tabs button:hover {
  background:var(--pale)
}

.screen-frame {
  background:#0c1824;
  padding:10px;
  border:1px solid #263836;
  box-shadow:0 24px 50px -30px #132a2966
}

.screen-frame a {
  display:block
}

.screen-frame img {
  width:100%
}

.screen-caption {
  display:grid;
  grid-template-columns:1fr auto;
  gap:30px;
  padding:20px 0;
  font-size:.85rem;
  color:var(--muted)
}

.screen-caption p {
  margin:0;
  max-width:680px
}

.screen-caption a {
  white-space:nowrap
}

.screen-panel {
  animation:panel-in .25s ease
}

@keyframes panel-in {
  from {
    opacity:.45
  }

  to {
    opacity:1
  }

}

.section-intro {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  align-items:end;
  margin-bottom:48px
}

.section-intro h2 {
  font-size:clamp(2.8rem,5vw,5rem)
}

.section-intro p {
  color:var(--muted);
  max-width:470px;
  font-size:1rem;
  margin:0
}

.chapter {
  padding:100px 0
}

.chapter-heading {
  display:flex;
  align-items:center;
  gap:16px;
  margin-bottom:36px
}

.chapter-heading .number {
  font-family:var(--serif);
  font-size:1.6rem;
  line-height:1
}

.chapter-heading .line {
  height:1px;
  flex:1;
  background:var(--line)
}

.chapter-heading .micro {
  font-size:.65rem
}

.reason-layout {
  display:grid;
  grid-template-columns:.85fr 1.3fr;
  gap:80px;
  align-items:center
}

.reason-copy h2 {
  font-size:clamp(2.7rem,4.4vw,4.7rem);
  margin-bottom:28px
}

.reason-copy>p {
  color:var(--muted);
  max-width:430px
}

.reason-list {
  list-style:none;
  margin:30px 0;
  padding:0;
  border-top:1px solid var(--line)
}

.reason-list li {
  padding:16px 0;
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:32px 1fr;
  gap:8px;
  font-size:.87rem
}

.reason-list .index {
  font-family:var(--mono);
  font-size:.68rem;
  color:var(--green);
  padding-top:4px
}

.reason-list strong {
  font-weight:700;
  display:block;
  margin-bottom:4px
}

.reason-list p {
  margin:0;
  color:var(--muted)
}

.irrigation-figure {
  position:relative
}

.irrigation-figure .screen-frame {
  padding:7px
}

.irrigation-figure figcaption {
  font-size:.73rem;
  color:var(--muted);
  margin-top:12px
}

.pull-note {
  border-left:2px solid var(--green);
  padding-left:20px;
  margin:25px 0 0;
  font-family:var(--serif);
  font-size:1.9rem;
  line-height:1.2;
  max-width:450px
}

/* Ownership: a quiet technical drawing, rather than another feature grid. */
.ownership {
  background:var(--night);
  color:var(--cream);
  padding:90px 0
}

.ownership .eyebrow,.ownership .micro {
  color:#bad0c6
}

.ownership h2 {
  font-size:clamp(3rem,5vw,5.3rem);
  max-width:690px
}

.ownership em {
  color:#9ac4a9
}

.ownership-head {
  display:grid;
  grid-template-columns:1.4fr .8fr;
  gap:100px;
  align-items:end
}

.ownership-head>div>p {
  color:#c4d2c9
}

.ownership .text-link {
  color:#e9f1e6
}

.connection-map {
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:48px;
  align-items:center;
  margin:66px 0 38px
}

.connection-list {
  display:flex;
  flex-direction:column;
  gap:0
}

.connection-list p {
  padding:14px 0;
  margin:0;
  border-bottom:1px solid #41605a;
  font-size:.9rem;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px
}

.connection-list p:first-child {
  border-top:1px solid #41605a
}

.connection-list small {
  color:#b5c8c0;
  font-family:var(--mono);
  font-size:.65rem;
  text-transform:uppercase;
  letter-spacing:.06em
}

.engine-seal {
  position:relative;
  text-align:center;
  aspect-ratio:1;
  max-width:270px;
  width:100%;
  margin:auto;
  border:1px solid #688c7c;
  border-radius:50%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  background:repeating-radial-gradient(circle,transparent 0 36px,#ffffff07 37px 38px)
}

.engine-seal:before,.engine-seal:after {
  content:'';
  position:absolute;
  top:50%;
  width:49px;
  height:1px;
  background:#688c7c
}

.engine-seal:before {
  right:100%
}

.engine-seal:after {
  left:100%
}

.engine-seal img {
  width:65px;
  height:65px;
  margin-bottom:14px
}

.engine-seal strong {
  letter-spacing:.08em;
  font-size:1rem
}

.engine-seal span {
  font-size:.68rem;
  color:#b5c8c0
}

.ownership-note {
  border-top:1px solid #41605a;
  padding-top:22px;
  margin:0;
  color:#b5c8c0;
  font-size:.8rem;
  max-width:850px
}

.ownership-note a {
  color:var(--cream)
}

.compatibility {
  display:grid;
  grid-template-columns:1fr 1.3fr;
  gap:100px;
  padding:90px 0
}

.compatibility h2 {
  font-size:clamp(2.8rem,4.5vw,4.5rem);
  margin-bottom:20px
}

.compatibility p {
  max-width:390px;
  color:var(--muted)
}

.compatibility-list {
  border-top:1px solid var(--line)
}

.compatibility-item {
  padding:22px 0;
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:110px 1fr;
  gap:24px
}

.compatibility-item .micro {
  padding-top:5px
}

.compatibility-item strong {
  font-size:1rem;
  font-weight:400
}

.compatibility-item p {
  font-size:.8rem;
  margin:4px 0 0;
  max-width:none
}

.compatibility-item a {
  color:var(--blue)
}

.comparison-teaser {
  background:#e0e8dc;
  border-top:1px solid #bbc9b9;
  border-bottom:1px solid #bbc9b9;
  padding:44px 0
}

.comparison-teaser .shell {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:50px
}

.comparison-teaser h2 {
  font-size:clamp(2rem,3vw,3rem);
  margin-bottom:8px
}

.comparison-teaser p {
  margin:0;
  color:var(--muted);
  max-width:700px;
  font-size:.9rem
}

.comparison-teaser a {
  flex-shrink:0
}

.faq-layout {
  display:grid;
  grid-template-columns:.85fr 1.3fr;
  gap:100px;
  padding:90px 0
}

.faq-layout h2 {
  font-size:clamp(2.8rem,4.5vw,4.5rem)
}

.faq-layout>.faq-title p {
  color:var(--muted);
  max-width:330px;
  margin-top:22px
}

.faq-list {
  border-top:1px solid var(--line)
}

.faq-list details {
  border-bottom:1px solid var(--line)
}

.faq-list summary {
  font-size:.99rem;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
  padding:23px 0;
  cursor:pointer;
  list-style:none
}

.faq-list summary::-webkit-details-marker {
  display:none
}

.faq-list summary:after {
  content:'+';
  font-family:var(--mono);
  font-size:1.2rem;
  flex-shrink:0
}

.faq-list details[open] summary:after {
  content:'−'
}

.faq-list details p {
  font-size:.9rem;
  color:var(--muted);
  padding-right:35px;
  margin:0 0 24px
}

.faq-list a {
  color:var(--blue)
}

.closing {
  border-top:1px solid var(--line);
  padding:68px 0 78px
}

.closing-inner {
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:90px;
  align-items:center
}

.closing h2 {
  font-size:clamp(3.5rem,6.5vw,6.5rem)
}

.closing p {
  color:var(--muted);
  max-width:410px;
  font-size:1rem
}

.closing .micro {
  margin-top:22px;
  font-size:.65rem
}

.local-demo {
  margin-top:35px;
  max-width:480px
}

.local-demo summary {
  cursor:pointer;
  font-size:.8rem;
  text-decoration:underline;
  text-underline-offset:4px;
  min-height:44px;
  padding-top:12px
}

.code-head {
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:16px;
  gap:16px
}

.code-head button {
  border:1px solid var(--line);
  background:none;
  padding:8px 14px;
  min-height:44px;
  font-size:.75rem
}

.codebox {
  white-space:pre;
  overflow-x:auto;
  font: .75rem/1.8 var(--mono);
  padding:20px;
  background:var(--night);
  color:var(--cream);
  max-width:100%;
  margin:8px 0 0
}

.local-demo .copy-status {
  font-size:.75rem;
  min-height:1.6em;
  display:block
}

.site-footer {
  padding:28px 0 22px;
  background:var(--night);
  color:var(--cream)
}

.footer-top {
  display:flex;
  justify-content:space-between;
  gap:32px;
  align-items:center
}

.footer-top nav {
  display:flex;
  flex-wrap:wrap;
  gap:12px 28px
}

.footer-top a {
  min-height:44px;
  display:inline-flex;
  align-items:center;
  font-size:.8rem;
  text-decoration:none
}

.footer-top a:hover {
  text-decoration:underline
}

.footer-top .micro {
  color:#b5c8c0
}

.footer-wordmark {
  font-size:clamp(3.3rem,13.4vw,13rem);
  font-weight:700;
  letter-spacing:-.055em;
  line-height:1.1;
  margin:35px 0 15px;
  border-bottom:1px solid #41605a;
  padding-bottom:24px
}

.footer-wordmark span {
  color:#8cb6aa
}

.footer-bottom {
  display:flex;
  justify-content:space-between;
  gap:24px;
  color:#b5c8c0;
  font-size:.7rem
}

.footer-bottom p {
  margin:0
}

/* The comparison is an editorial buyer's guide, followed by the full evidence. */
.compare-hero {
  padding:65px 0 50px;
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:90px;
  align-items:end
}

.compare-hero h1 {
  font-size:clamp(3.7rem,6.5vw,6.8rem);
  max-width:710px
}

.compare-hero .hero-copy {
  margin-top:24px;
  max-width:570px
}

.compare-hero .comparison-mark {
  border-top:1px solid var(--line);
  padding-top:16px;
  align-self:center
}

.comparison-mark img {
  width:100%;
  max-height:320px;
  object-fit:contain;
  margin:20px 0 16px
}

.comparison-mark figcaption {
  font-size:.8rem;
  color:var(--muted);
  max-width:370px
}

.reviewed {
  margin:30px 0 0;
  font-size:.7rem;
  color:var(--muted)
}

.product-choice {
  display:grid;
  grid-template-columns:1fr 1fr;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)
}

.product-choice>article {
  padding:38px 42px 38px 0
}

.product-choice>article+article {
  border-left:1px solid var(--line);
  padding:38px 42px;
  background:var(--pale)
}

.product-choice h2 {
  font-size:2.9rem;
  margin:12px 0 24px
}

.product-choice p {
  font-size:.9rem;
  color:var(--muted);
  max-width:450px
}

.product-choice .product-name {
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.1em;
  text-transform:uppercase
}

.product-choice .product-fit {
  margin:22px 0 0;
  padding-top:18px;
  border-top:1px solid #bac9b5;
  font-size:.8rem;
  max-width:470px
}

.keep-controller {
  display:grid;
  grid-template-columns:220px 1fr auto;
  gap:30px;
  align-items:center;
  margin-top:26px
}

.keep-controller strong {
  font-size:.85rem
}

.keep-controller p {
  margin:0;
  color:var(--muted);
  font-size:.8rem
}

.keep-controller a {
  font-size:.8rem;
  white-space:nowrap;
  color:var(--blue)
}

.difference-story {
  padding:85px 0;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:85px
}

.difference-story h2 {
  font-size:clamp(2.6rem,4.3vw,4.5rem)
}

.difference-story .intro-text {
  color:var(--muted);
  max-width:440px;
  margin-top:25px
}

.difference-list {
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--line)
}

.difference-list li {
  display:grid;
  grid-template-columns:40px 1fr;
  gap:16px;
  padding:24px 0;
  border-bottom:1px solid var(--line)
}

.difference-list .num {
  font-family:var(--serif);
  font-size:2rem;
  line-height:1.1;
  color:var(--green)
}

.difference-list h3 {
  font-size:1.05rem;
  margin-bottom:8px
}

.difference-list p {
  font-size:.86rem;
  color:var(--muted);
  margin:0
}

.comparison {
  padding:65px 0 80px;
  border-top:1px solid var(--line)
}

.comparison-header {
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:40px;
  margin-bottom:30px
}

.comparison-header h2 {
  font-size:clamp(2.8rem,4.6vw,4.7rem)
}

.comparison-header p {
  max-width:370px;
  color:var(--muted);
  font-size:.85rem;
  margin:0
}

.jump-links {
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin:26px 0 20px
}

.jump-links a,.filter-button {
  border:1px solid var(--line);
  background:transparent;
  color:var(--muted);
  padding:10px 17px;
  min-height:44px;
  font-size:.78rem;
  text-decoration:none
}

.jump-links a:hover,.filter-button:hover {
  background:var(--pale);
  color:var(--ink)
}

.filter-button[aria-pressed=true] {
  background:var(--ink);
  border-color:var(--ink);
  color:var(--cream)
}

.filter-status {
  font-size:.75rem;
  color:var(--muted);
  min-height:1.6em;
  margin-bottom:18px
}

.filter-controls {
  display:none
}

.js .filter-controls {
  display:flex
}

.js .comparison .jump-links.no-js {
  display:none
}

.cmp {
  width:100%;
  table-layout:fixed;
  border-collapse:separate;
  border-spacing:0;
  border-top:2px solid var(--ink);
  border-bottom:1px solid var(--line)
}

.cmp .feature-col {
  width:25%
}

.cmp .product-col {
  width:37.5%
}

.cmp thead {
  position:sticky;
  top:0;
  z-index:5
}

.cmp thead th {
  padding:20px 24px;
  background:var(--paper);
  text-align:left;
  font-size:1.05rem;
  border-bottom:1px solid var(--ink);
  vertical-align:top
}

.cmp thead th:last-child {
  background:#deead9;
  color:#174b39
}

.cmp thead small {
  display:block;
  font-size:.69rem;
  font-weight:400;
  color:var(--muted);
  margin-top:3px
}

.cmp tbody th,.cmp tbody td {
  text-align:left;
  vertical-align:top;
  padding:23px 24px;
  border-bottom:1px solid var(--line);
  overflow-wrap:anywhere
}

.cmp tbody th[scope=row] {
  font-size:.86rem;
  font-weight:700
}

.cmp tbody td {
  color:var(--muted);
  font-size:.86rem
}

.cmp tbody td:last-child {
  background:#e8eee2;
  border-left:1px solid #d2dccc
}

.cmp tbody td strong {
  display:block;
  color:var(--ink);
  font-weight:700;
  margin-bottom:7px
}

.cmp td a {
  color:var(--blue)
}

.cmp .group th {
  background:#e3e5dc;
  color:var(--green);
  font: .67rem/1.5 var(--mono);
  letter-spacing:.1em;
  text-transform:uppercase;
  padding:13px 24px
}

.cmp tbody:last-child tr:last-child>* {
  border-bottom:0
}

.cmp .ref {
  font-family:var(--mono);
  font-size:.67rem;
  white-space:nowrap;
  text-decoration:none
}

.sources {
  border-top:1px solid var(--line);
  padding:45px 0 65px
}

.sources summary {
  font-size:1rem;
  cursor:pointer;
  min-height:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  list-style:none
}

.sources summary::-webkit-details-marker {
  display:none
}

.sources summary:after {
  content:'+';
  font:1.2rem var(--mono)
}

.sources details[open] summary:after {
  content:'−'
}

.sources .source-copy {
  padding-top:20px;
  max-width:920px;
  font-size:.8rem;
  color:var(--muted)
}

.source-list {
  list-style:none;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px 40px;
  padding:0;
  margin:25px 0 0;
  font-size:.77rem
}

.source-list li {
  scroll-margin-top:120px
}

.source-list a {
  color:var(--blue)
}

.compare-cta {
  margin-bottom:0
}

.tour-tabs {
  display:none
}

.js .tour-tabs {
  display:flex
}

h1,h2,h3 {
  overflow-wrap:anywhere
}

main:focus {
  outline:none
}

.site-header nav {
  flex-wrap:wrap
}

.screen-caption a {
  white-space:normal
}

.product-choice {
  grid-template-columns:repeat(2,minmax(0,1fr))
}

.product-choice>article {
  min-width:0;
  overflow-wrap:anywhere
}

.screen-caption>* {
  min-width:0
}

@media(min-width:1500px) {
  .home-hero {
    padding-top:80px;
    padding-bottom:70px
  }

  .home-hero h1 {
    font-size:6.8rem
  }

}

@media(max-width:1050px) {
  .shell {
    width:calc(100% - 64px)
  }

  .home-hero {
    gap:35px;
    grid-template-columns:1.3fr 1fr
  }

  .home-hero h1 {
    font-size:5rem
  }

  .site-header nav {
    gap:22px
  }

  .reason-layout,.section-intro,.ownership-head,.compatibility,.faq-layout,.difference-story {
    gap:45px
  }

  .compare-hero {
    gap:45px
  }

  .compare-hero h1 {
    font-size:5.5rem
  }

  .connection-map {
    gap:25px
  }

  .engine-seal:before,.engine-seal:after {
    width:26px
  }

  .keep-controller {
    grid-template-columns:180px 1fr
  }

  .keep-controller a {
    grid-column:2
  }

  .closing-inner {
    gap:45px
  }

  .compatibility-item {
    grid-template-columns:90px 1fr;
    gap:16px
  }

}

@media(max-width:760px) {
  .shell {
    width:calc(100% - 40px)
  }

  .site-header {
    min-height:90px;
    gap:16px;
    flex-wrap:wrap;
    padding:18px 0
  }

  .site-header nav {
    gap:16px
  }

  .site-header nav a {
    font-size:.77rem
  }

  .site-header .nav-cta {
    padding:6px 12px;
    gap:14px
  }

  .brand-name {
    font-size:.95rem
  }

  .brand img {
    width:29px;
    height:29px
  }

  .home-page .site-header .brand img {
    width:44px;
    height:44px
  }

  .home-page .site-header .brand-name {
    font-size:1.1rem
  }

  .home-hero {
    grid-template-columns:1fr;
    padding:48px 0 32px;
    gap:34px
  }

  .home-hero h1 {
    font-size:clamp(3.5rem,10.7vw,5rem);
    max-width:650px
  }

  .hero-copy {
    font-size:1rem;
    max-width:520px
  }

  .hero-art {
    display:none
  }

  .hero-footnote {
    font-size:.7rem
  }

  .fact-strip {
    justify-content:flex-start;
    gap:10px 25px;
    font-size:.72rem
  }

  .fact-strip span:last-child {
    display:none
  }

  .product-exhibit {
    padding-top:34px
  }

  .exhibit-heading {
    align-items:flex-start;
    gap:16px;
    flex-direction:column;
    margin-bottom:16px
  }

  .exhibit-heading h2 {
    font-size:2.6rem
  }

  .tour-tabs {
    width:100%;
    border-top:1px solid var(--line);
    gap:0
  }

  .tour-tabs button {
    flex:1;
    padding:11px 8px;
    font-size:.78rem
  }

  .screen-frame {
    padding:5px
  }

  .screen-caption {
    grid-template-columns:1fr;
    gap:10px;
    font-size:.78rem;
    padding:16px 0
  }

  .screen-caption a {
    justify-self:start
  }

  .chapter {
    padding:60px 0
  }

  .chapter-heading {
    margin-bottom:28px
  }

  .reason-layout {
    grid-template-columns:1fr;
    gap:35px
  }

  .reason-copy h2 {
    font-size:3.5rem;
    max-width:570px
  }

  .reason-copy>p {
    max-width:580px
  }

  .reason-list {
    margin:24px 0;
    display:grid;
    grid-template-columns:1fr 1fr
  }

  .reason-list li {
    padding:16px 16px 16px 0
  }

  .reason-list li+li {
    padding-left:16px;
    border-left:1px solid var(--line)
  }

  .pull-note {
    font-size:1.7rem
  }

  .ownership {
    padding:60px 0
  }

  .ownership-head {
    grid-template-columns:1fr;
    gap:25px
  }

  .ownership h2 {
    font-size:3.6rem
  }

  .ownership-head>div>p {
    max-width:550px
  }

  .connection-map {
    grid-template-columns:1fr;
    gap:28px;
    margin:35px 0
  }

  .connection-list {
    max-width:none
  }

  .engine-seal {
    width:210px
  }

  .engine-seal:before,.engine-seal:after {
    height:29px;
    width:1px;
    left:50%;
    right:auto
  }

  .engine-seal:before {
    top:auto;
    bottom:100%
  }

  .engine-seal:after {
    top:100%
  }

  .connection-list p {
    font-size:.85rem
  }

  .ownership-note {
    font-size:.77rem
  }

  .compatibility {
    grid-template-columns:1fr;
    gap:28px;
    padding:60px 0
  }

  .compatibility h2 {
    font-size:3.5rem
  }

  .compatibility p {
    max-width:540px
  }

  .compatibility-item {
    grid-template-columns:100px 1fr;
    padding:20px 0
  }

  .comparison-teaser {
    padding:30px 0
  }

  .comparison-teaser .shell {
    align-items:flex-start;
    flex-direction:column;
    gap:18px
  }

  .faq-layout {
    grid-template-columns:1fr;
    gap:30px;
    padding:60px 0
  }

  .faq-layout h2 {
    font-size:3.4rem
  }

  .faq-layout>.faq-title p {
    max-width:500px;
    margin:15px 0 0
  }

  .faq-list summary {
    font-size:.92rem;
    gap:20px;
    padding:20px 0
  }

  .faq-list details p {
    font-size:.85rem;
    padding-right:0
  }

  .closing {
    padding:50px 0 60px
  }

  .closing-inner {
    grid-template-columns:1fr;
    gap:30px
  }

  .closing h2 {
    font-size:4.4rem
  }

  .closing p {
    max-width:550px
  }

  .local-demo {
    max-width:100%
  }

  .footer-top {
    align-items:flex-start;
    flex-direction:column;
    gap:10px
  }

  .footer-top nav {
    gap:0 23px
  }

  .footer-wordmark {
    margin-top:25px
  }

  .footer-bottom {
    flex-direction:column;
    gap:4px
  }

  .compare-hero {
    padding:48px 0 35px;
    grid-template-columns:1fr;
    gap:25px
  }

  .compare-hero h1 {
    font-size:clamp(3.5rem,11vw,5.2rem)
  }

  .compare-hero .comparison-mark {
    display:none
  }

  .compare-hero .hero-copy {
    font-size:1rem;
    margin-top:22px
  }

  .reviewed {
    font-size:.68rem;
    max-width:430px
  }

  .product-choice>article,.product-choice>article+article {
    padding:25px 20px
  }

  .product-choice>article:first-child {
    padding-left:0
  }

  .product-choice>article:last-child {
    padding-right:15px
  }

  .product-choice h2 {
    font-size:2.1rem;
    margin:12px 0 16px
  }

  .product-choice p {
    font-size:.8rem
  }

  .product-choice .product-fit {
    font-size:.73rem
  }

  .product-choice .product-name {
    font-size:.65rem
  }

  .keep-controller {
    grid-template-columns:1fr;
    gap:10px;
    margin-top:24px
  }

  .keep-controller a {
    grid-column:auto;
    justify-self:start
  }

  .difference-story {
    grid-template-columns:1fr;
    gap:28px;
    padding:55px 0
  }

  .difference-story h2 {
    font-size:3.1rem
  }

  .difference-story .intro-text {
    max-width:550px;
    margin:20px 0 0
  }

  .difference-list li {
    padding:20px 0
  }

  .comparison {
    padding:50px 0
  }

  .comparison-header {
    flex-direction:column;
    align-items:flex-start;
    gap:20px;
    margin-bottom:22px
  }

  .comparison-header h2 {
    font-size:3.4rem
  }

  .comparison-header p {
    max-width:540px;
    font-size:.82rem
  }

  .jump-links {
    gap:6px;
    margin:20px 0 12px
  }

  .jump-links a,.filter-button {
    font-size:.7rem;
    padding:9px 12px
  }

  .cmp,.cmp thead,.cmp tbody {
    display:block
  }

  .cmp colgroup {
    display:none
  }

  .cmp tr {
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr))
  }

  .cmp thead th {
    display:block;
    padding:14px 12px;
    font-size:.95rem
  }

  .cmp thead th:first-child {
    position:absolute;
    width:1px;
    height:1px;
    padding:0;
    overflow:hidden;
    clip-path:inset(50%)
  }

  .cmp thead small {
    font-size:.64rem
  }

  .cmp tbody th[scope=row],.cmp .group th {
    grid-column:1/-1;
    display:block
  }

  .cmp tbody th[scope=row] {
    padding:14px 12px 10px;
    border-bottom:0;
    font-size:.84rem;
    background:var(--paper)
  }

  .cmp tbody td {
    display:block;
    font-size:.86rem;
    line-height:1.6;
    padding:10px 12px 20px
  }

  .cmp tbody td strong {
    font-size:.82rem
  }

  .cmp .group th {
    padding:12px
  }

  .cmp .ref {
    font-size:.63rem
  }

  .sources {
    padding:30px 0 45px
  }

  .source-list {
    grid-template-columns:1fr;
    gap:16px
  }

  .sources summary {
    font-size:.9rem
  }

}

@media(max-width:440px) {
  .site-header {
    gap:10px
  }

  .site-header nav {
    width:100%;
    justify-content:space-between;
    gap:10px
  }

  .site-header nav a {
    font-size:.75rem
  }

  .site-header .nav-cta {
    min-height:40px;
    padding:4px 12px
  }

  .home-hero {
    padding-top:35px
  }

  .eyebrow {
    font-size:.62rem;
    gap:10px;
    margin-bottom:20px
  }

  .home-hero h1 {
    font-size:3.3rem
  }

  .hero-copy {
    font-size:.94rem
  }

  .button-row {
    gap:10px 20px
  }

  .button {
    padding:13px 19px;
    font-size:.85rem;
    gap:24px
  }

  .text-link {
    font-size:.82rem;
    gap:15px
  }

  .fact-strip {
    font-size:.65rem;
    gap:10px 18px
  }

  .fact-strip span:nth-child(3) {
    display:none
  }

  .reason-copy h2 {
    font-size:3rem
  }

  .reason-list {
    grid-template-columns:1fr
  }

  .reason-list li+li {
    padding-left:0;
    border-left:0
  }

  .ownership h2,.compatibility h2,.faq-layout h2 {
    font-size:3.1rem
  }

  .compatibility-item {
    grid-template-columns:1fr;
    gap:8px
  }

  .compatibility-item .micro {
    font-size:.62rem
  }

  .closing h2 {
    font-size:3.7rem
  }

  .compare-hero h1 {
    font-size:3.7rem
  }

  .product-choice>article,.product-choice>article+article {
    padding:22px 12px
  }

  .product-choice>article:first-child {
    padding-left:0
  }

  .product-choice h2 {
    font-size:1.9rem
  }

  .product-choice p {
    font-size:.84rem
  }

  .product-choice .product-fit {
    font-size:.7rem
  }

  .comparison-header h2 {
    font-size:3rem
  }

  .cmp tbody td {
    padding:10px 10px 17px;
    font-size:.84rem
  }

  .cmp tbody td strong {
    font-size:.88rem
  }

  .cmp thead th {
    padding:13px 10px
  }

  .cmp thead small {
    font-size:.68rem
  }

  .source-list {
    font-size:.74rem
  }

  .footer-wordmark {
    font-size:12.2vw
  }

}

@media(max-width:600px) {
  .screen-frame:has(picture) {
    max-width:390px;
    margin-inline:auto
  }

}

@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }

  *,*:before,*:after {
    animation:none!important;
    transition:none!important
  }

}

@media print {
  body {
    background:white;
    color:black
  }

  .site-header,.button-row,.tour-tabs,.filter-controls,.local-demo,.site-footer {
    display:none!important
  }

  .shell {
    width:100%
  }

  .cmp thead {
    position:static
  }

  .cmp tbody[hidden] {
    display:table-row-group!important
  }

  .cmp,.cmp thead,.cmp tbody {
    display:table-row-group
  }

  .cmp {
    display:table
  }

  .cmp tr {
    display:table-row
  }

  .cmp th,.cmp td {
    display:table-cell!important
  }

  .cmp thead th:first-child {
    position:static;
    width:auto;
    height:auto;
    clip-path:none
  }

  .ownership {
    background:white;
    color:black
  }

  .screen-panel[hidden] {
    display:none!important
  }

  .sources details>* {
    display:block
  }

}