:root {
  --ink: #213038;
  --ink-soft: #536168;
  --paper: #f6f3ed;
  --white: #fffdf9;
  --line: #d8d6cf;
  --teal: #356b66;
  --teal-dark: #24524e;
  --sage: #dce7e1;
  --clay: #a5624d;
  --clay-soft: #f0ddd3;
  --sand: #e9e2d6;
  --amber: #8a6532;
  --amber-soft: #f4e8cc;
  --muted: #eceae5;
  --focus: #1976d2;
  --shadow: 0 16px 50px rgba(33, 48, 56, 0.08);
  --radius: 24px;
  --shell: 1160px;
}

* { box-sizing: border-box; }

html {
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  line-height: 1.7;
  scroll-behavior: smooth;
}

body { margin: 0; min-width: 320px; background: var(--paper); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
img, svg { max-width: 100%; }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-160%);
}
.skip-link:focus { transform: none; }

.shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.shell--wide { width: min(calc(100% - 32px), 1320px); }
.section { padding: 88px 0; }
.section--paper { background: var(--white); border-block: 1px solid var(--line); }
.section--compact { padding: 52px 0; }

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid rgba(33, 48, 56, 0.13);
  background: rgba(246, 243, 237, 0.96);
}
.site-header__inner { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand__mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-size: 21px;
}
.brand b { display: block; font-family: Georgia, "Yu Mincho", serif; letter-spacing: 0.02em; }
.brand small { display: block; color: var(--ink-soft); font-size: 11px; letter-spacing: 0.06em; }
.site-header nav { display: flex; align-items: center; gap: 26px; }
.site-header nav a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; font-size: 14px; font-weight: 700; }
.site-header nav a:hover { color: var(--teal-dark); }
.site-header .nav-cta { border: 1px solid var(--ink); border-radius: 999px; padding: 0 18px; }

.eyebrow, .kicker {
  margin: 0 0 12px;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.kicker { color: var(--ink-soft); letter-spacing: 0.08em; }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1, h2, h3 { margin-top: 0; line-height: 1.28; }
h1 { font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif; font-weight: 500; letter-spacing: 0.01em; }
h2 { font-size: clamp(26px, 3vw, 40px); }
h3 { font-size: 19px; }
p { color: var(--ink-soft); }

.hero { padding: 92px 0 104px; overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr); gap: 72px; align-items: center; }
.hero h1 { margin-bottom: 28px; font-size: clamp(52px, 6vw, 84px); }
.hero__lead { max-width: 680px; margin-bottom: 34px; font-size: 18px; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 10px 22px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
}
.button:hover { transform: translateY(-1px); }
.button--primary { border-color: var(--teal-dark); background: var(--teal-dark); color: #fff; }
.button--quiet { background: var(--white); }
.button--small { min-height: 44px; padding: 8px 16px; font-size: 14px; }
.microcopy { margin-top: 14px; font-size: 13px; }

.hero-card {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid #c8d4ce;
  border-radius: 34px;
  background: var(--sage);
  box-shadow: var(--shadow);
}
.hero-card::before {
  content: "";
  position: absolute;
  inset: 28px;
  border: 1px solid rgba(33, 48, 56, 0.17);
  border-radius: 24px;
}
.hero-card__content { position: absolute; right: 32px; bottom: 30px; left: 32px; z-index: 2; }
.hero-card h2 { margin-bottom: 20px; font-size: 30px; }
.hero-card h2 span { color: var(--teal-dark); }
.metric-list { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; border-top: 1px solid rgba(33, 48, 56, 0.18); }
.metric-list div { padding: 16px 10px 0 0; }
.metric-list dt { color: var(--ink-soft); font-size: 11px; }
.metric-list dd { margin: 2px 0 0; font-weight: 800; }

.device-art { position: relative; min-height: 250px; width: min(100%, 340px); margin: 34px auto 0; }
.device-art__body {
  position: absolute;
  top: 52px;
  left: 50%;
  width: 100px;
  height: 188px;
  border: 2px solid var(--ink);
  border-radius: 34px 34px 48px 48px;
  background: var(--white);
  transform: translateX(-50%) rotate(8deg);
}
.device-art__head {
  position: absolute;
  z-index: 2;
  top: 24px;
  left: 50%;
  width: 136px;
  height: 70px;
  border: 2px solid var(--ink);
  border-radius: 26px 26px 18px 18px;
  background: var(--ink);
  transform: translateX(-48%) rotate(8deg);
}
.device-art__head::after { content: ""; position: absolute; inset: 16px 22px; border: 1px solid rgba(255,255,255,.45); border-radius: 10px; }
.device-art__light { position: absolute; z-index: 3; top: 116px; left: 50%; width: 12px; height: 12px; border-radius: 50%; background: var(--clay); transform: translateX(-50%); }

.section-heading { max-width: 720px; margin-bottom: 42px; }
.section-heading h2 { margin-bottom: 12px; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.principle { min-height: 240px; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: var(--paper); }
.principle > span { display: block; margin-bottom: 48px; color: var(--clay); font-family: Georgia, serif; font-size: 28px; }
.principle h3 { margin-bottom: 8px; }
.principle p { margin-bottom: 0; }
.callout { display: flex; justify-content: space-between; align-items: end; gap: 40px; border-left: 3px solid var(--clay); padding-left: 28px; }
.callout h2 { margin-bottom: 6px; }
.callout p { margin-bottom: 0; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; gap: 8px; color: var(--teal-dark); font-weight: 800; }

.page-hero { padding: 80px 0 92px; }
.page-hero--compact { padding-bottom: 68px; }
.page-hero__grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr); gap: 72px; align-items: end; }
.page-hero h1 { max-width: 880px; margin-bottom: 24px; font-size: clamp(44px, 6vw, 72px); }
.page-hero > .shell > p:last-child, .page-hero__grid > div > p:last-child { max-width: 760px; font-size: 17px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 46px; color: var(--ink-soft); font-size: 13px; }
.breadcrumbs a { color: var(--ink-soft); }
.note-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: var(--white); box-shadow: var(--shadow); }
.note-card h2 { font-size: 22px; }
.check-list { margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 12px 0 12px 26px; border-top: 1px solid var(--line); }
.check-list li::before { content: "●"; position: absolute; left: 2px; color: var(--teal); font-size: 9px; }
.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.split p:first-child { margin-top: 0; }
.action-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.action-card { min-height: 300px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; background: var(--white); box-shadow: var(--shadow); text-decoration: none; }
.action-card--accent { background: var(--sage); }
.action-card__index { margin-bottom: 54px; color: var(--clay); font-family: Georgia, serif; font-size: 25px; }
.action-card p { flex: 1; }
.disclaimer { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 32px; }
.disclaimer h2 { margin-bottom: 6px; font-size: 21px; }
.disclaimer p { margin: 0; }

.filter-panel { display: grid; grid-template-columns: .6fr 1.4fr; gap: 40px; align-items: center; }
.filter-panel h2 { margin-bottom: 0; font-size: 28px; }
.filter-panel p { margin-bottom: 0; }
.filter-controls { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.filter-chip { position: relative; min-height: 46px; display: inline-flex; cursor: pointer; }
.filter-chip input { position: absolute; opacity: 0; pointer-events: none; }
.filter-chip span { display: inline-flex; align-items: center; border: 1px solid #b9beb9; border-radius: 999px; padding: 8px 16px; background: var(--white); font-weight: 700; }
.filter-chip input:checked + span { border-color: var(--teal-dark); background: var(--teal-dark); color: #fff; }
.filter-chip input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 3px; }
.result-note { margin-top: 28px; border-top: 1px solid var(--line); padding-top: 18px; color: var(--ink-soft); font-size: 14px; }

.comparison-table { width: 100%; border-spacing: 0; border-collapse: separate; table-layout: fixed; }
.comparison-table caption { padding-bottom: 18px; color: var(--ink-soft); text-align: left; }
.comparison-table th, .comparison-table td { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 16px; vertical-align: top; text-align: left; }
.comparison-table tr > *:first-child { width: 170px; border-left: 1px solid var(--line); }
.comparison-table thead th { border-top: 1px solid var(--line); background: var(--white); }
.comparison-table thead th:first-child { border-top-left-radius: 18px; }
.comparison-table thead th:last-child { border-top-right-radius: 18px; }
.comparison-table tbody tr:last-child th:first-child { border-bottom-left-radius: 18px; }
.comparison-table tbody tr:last-child td:last-child { border-bottom-right-radius: 18px; }
.comparison-table tbody th { background: #eeebe5; font-size: 13px; }
.comparison-table td { background: var(--white); }
.table-product { min-height: 124px; }
.table-product h3 { margin: 7px 0 5px; font-size: 16px; }
.product-maker { color: var(--teal-dark); font-size: 12px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.model-number { color: var(--ink-soft); font-family: ui-monospace, "Cascadia Mono", monospace; font-size: 12px; }
.state-cell { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; }
.state-value { color: var(--ink-soft); font-size: 12px; line-height: 1.45; }
.status-badge { display: inline-flex; align-items: center; gap: 8px; border: 1px solid transparent; border-radius: 999px; padding: 6px 11px; font-size: 13px; font-weight: 800; line-height: 1.35; }
.status-badge--compact { border-radius: 12px; padding: 5px 8px; font-size: 11px; }
.status-badge__symbol { flex: 0 0 auto; font-size: 10px; }
.status-badge--supported { border-color: #aac6ba; background: #e7f0eb; color: #24524e; }
.status-badge--conditional { border-color: #dcc792; background: var(--amber-soft); color: #674a24; }
.status-badge--restricted { border-color: #d7b1a5; background: var(--clay-soft); color: #7c3f2d; }
.status-badge--not-found, .status-badge--unknown, .status-badge--not-applicable { border-color: #cfd1cd; background: var(--muted); color: #566168; }
.status-badge--conflict, .status-badge--stale { border-color: #c2a4b8; background: #ecdee8; color: #68425d; }
.comparison-mobile { display: none; }
.empty-state { border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; background: var(--white); text-align: center; }
.limited-grid { display: grid; gap: 16px; }
.limited-axis { display: grid; grid-template-columns: .7fr 1.3fr; gap: 36px; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: var(--paper); }
.limited-axis h3 { margin-bottom: 6px; font-size: 23px; }
.limited-axis p { margin: 0; }
.limited-axis__products { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.limited-axis__products > div { display: flex; justify-content: space-between; gap: 10px; border: 1px solid var(--line); border-radius: 14px; padding: 12px; background: var(--white); }
.limited-axis__products b { font-size: 12px; }
.legend { display: flex; align-items: center; gap: 32px; }
.legend h2 { margin: 0; font-size: 18px; }
.legend__items { display: flex; flex-wrap: wrap; gap: 8px; }
.is-filtered-out { display: none !important; }
.is-conditional-match { box-shadow: inset 0 0 0 2px #d5b977; }

.navigator-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 32px; align-items: start; }
.navigator-card, .navigator-aside { border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); }
.navigator-card { padding: 34px; }
.privacy-strip { display: flex; gap: 16px; margin-bottom: 38px; border-radius: 16px; padding: 18px; background: var(--sage); }
.privacy-strip > span { width: 30px; height: 30px; display: grid; flex: 0 0 auto; place-items: center; border: 1px solid var(--teal-dark); border-radius: 50%; color: var(--teal-dark); }
.privacy-strip b { display: block; }
.privacy-strip p { margin: 2px 0 0; font-size: 13px; }
.navigator-card fieldset { margin: 0 0 36px; border: 0; border-top: 1px solid var(--line); padding: 26px 0 0; }
.navigator-card legend { margin: 0 0 16px; padding: 0 12px 0 0; font-size: 19px; font-weight: 800; }
.navigator-card legend span { width: 30px; height: 30px; display: inline-grid; margin-right: 10px; place-items: center; border-radius: 50%; background: var(--ink); color: #fff; font-size: 13px; }
.choice-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.choice-grid--two { grid-template-columns: repeat(2, 1fr); }
.choice { position: relative; min-height: 100px; display: flex; cursor: pointer; }
.choice input { position: absolute; opacity: 0; }
.choice > span { width: 100%; display: flex; flex-direction: column; justify-content: center; border: 1px solid #bfc3bf; border-radius: 16px; padding: 14px; background: var(--paper); }
.choice input:checked + span { border-color: var(--teal-dark); box-shadow: inset 0 0 0 2px var(--teal-dark); background: #eef5f1; }
.choice input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 3px; }
.choice small { margin-top: 4px; color: var(--ink-soft); }
.field-help { margin: -6px 0 15px; font-size: 13px; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.form-error { margin-bottom: 0; color: #8b3f2a; font-weight: 700; }
.navigator-aside { position: sticky; top: 24px; padding: 28px; background: var(--ink); color: #fff; box-shadow: none; }
.navigator-aside .eyebrow, .navigator-aside p { color: #cdd7d9; }
.navigator-aside h2 { font-size: 27px; }
.navigator-aside dl { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 28px; border-top: 1px solid rgba(255,255,255,.2); }
.navigator-aside dl div { padding-top: 14px; }
.navigator-aside dt { color: #cdd7d9; font-size: 11px; }
.navigator-aside dd { margin: 0; font-size: 20px; font-weight: 800; }
.fit-results { scroll-margin-top: 16px; }
.result-lead { max-width: 740px; font-size: 17px; }
.result-group { margin-top: 34px; }
.result-group h3 { display: flex; align-items: center; gap: 10px; }
.result-group h3 span { width: 28px; height: 28px; display: inline-grid; place-items: center; border-radius: 50%; background: var(--sand); font-size: 12px; }
.result-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.result-product { border: 1px solid var(--line); border-radius: 18px; padding: 20px; background: var(--white); }
.result-product h4 { margin: 4px 0; font-size: 18px; }
.result-product p { margin: 8px 0 0; font-size: 13px; }
.result-product--conditional { border-color: #d1b66f; background: #fffaf0; }
.result-product--excluded { background: var(--muted); opacity: .78; }

.product-hero { padding: 68px 0; border-bottom: 1px solid var(--line); }
.product-hero__grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 50px; align-items: center; }
.product-hero h1 { max-width: 760px; margin: 12px 0; font-size: clamp(40px, 5vw, 64px); }
.model-hero { margin: 0; font-family: ui-monospace, "Cascadia Mono", monospace; font-size: 17px; }
.verification-line { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.verification-line span { border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; background: var(--white); font-size: 12px; }
.product-hero .device-art { min-height: 260px; margin-top: 0; border-radius: var(--radius); background: var(--sage); }
.product-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; align-items: start; }
.content-card, .commerce-card { margin-bottom: 20px; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; background: var(--white); }
.content-card h2, .commerce-card h2 { font-size: 27px; }
.content-card--restriction { border-left: 4px solid var(--clay); }
.scope-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.scope-columns > div { border-radius: 16px; padding: 18px; background: var(--paper); }
.scope-columns h3 { margin-bottom: 10px; font-size: 14px; }
.scope-columns ul { margin: 0; padding-left: 1.2em; color: var(--ink-soft); }
.fact-list { display: grid; grid-template-columns: repeat(2, 1fr); margin: 0; border-top: 1px solid var(--line); }
.fact-list > div { min-height: 108px; border-bottom: 1px solid var(--line); padding: 18px 10px 18px 0; }
.fact-list dt { margin-bottom: 8px; color: var(--ink-soft); font-size: 12px; }
.fact-list dd { margin: 0; }
.restriction-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0 0 18px; padding: 0; list-style: none; }
.restriction-list li { display: flex; flex-direction: column; gap: 8px; border-radius: 14px; padding: 15px; background: var(--clay-soft); }
.unknown-list { margin: 0; padding: 0; list-style: none; }
.unknown-list li { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding: 12px 0; }
.unknown-list li span { color: var(--ink-soft); }
details { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
summary { min-height: 52px; display: flex; align-items: center; cursor: pointer; font-weight: 800; }
.source-list { margin: 0 0 20px; padding: 0; list-style: none; }
.source-list li { display: grid; grid-template-columns: minmax(150px, .5fr) 1fr; gap: 18px; border-top: 1px solid var(--line); padding: 14px 0; }
.source-list p { margin: 3px 0 0; font-size: 12px; }
.source-id { font-family: ui-monospace, "Cascadia Mono", monospace; font-size: 11px; overflow-wrap: anywhere; }
.verified-at { font-size: 13px; }
.commerce-card { position: sticky; top: 24px; background: var(--sage); }
.disabled-action { min-height: 48px; display: flex; align-items: center; justify-content: center; margin: 22px 0 10px; border: 1px solid #aeb9b4; border-radius: 999px; background: rgba(255,255,255,.55); color: var(--ink-soft); font-weight: 800; }
.commerce-card small { display: block; color: var(--ink-soft); }
.commerce-card .text-link { margin-top: 22px; }

.site-footer { border-top: 1px solid var(--line); padding: 42px 0; background: var(--ink); color: #fff; }
.footer-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 50px; }
.site-footer p { margin: 5px 0 0; color: #cbd3d5; font-size: 13px; }

@media (max-width: 899px) {
  .shell { width: min(calc(100% - 36px), var(--shell)); }
  .section { padding: 68px 0; }
  .site-header__inner { min-height: 76px; }
  .site-header nav a:first-child { display: none; }
  .hero { padding: 70px 0 82px; }
  .hero__grid, .page-hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: clamp(48px, 9vw, 70px); }
  .hero-card { min-height: 440px; }
  .principle-grid { grid-template-columns: 1fr; }
  .principle { min-height: 0; }
  .principle > span { margin-bottom: 20px; }
  .split, .action-grid { grid-template-columns: 1fr; gap: 20px; }
  .page-hero { padding: 62px 0; }
  .filter-panel { grid-template-columns: 1fr; gap: 24px; }
  .filter-controls { justify-content: flex-start; }
  .comparison-desktop { display: none; }
  .comparison-mobile { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .compare-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; background: var(--white); box-shadow: var(--shadow); }
  .compare-card header { min-height: 120px; }
  .compare-card header h3 { margin: 7px 0 4px; }
  .compare-card dl { margin: 0 0 14px; }
  .compare-card dl > div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10px; border-top: 1px solid var(--line); padding: 12px 0; }
  .compare-card dt { color: var(--ink-soft); font-size: 12px; }
  .compare-card dd { margin: 0; }
  .limited-axis { grid-template-columns: 1fr; }
  .navigator-layout, .product-layout { grid-template-columns: 1fr; }
  .navigator-aside, .commerce-card { position: static; }
  .choice-grid { grid-template-columns: repeat(2, 1fr); }
  .product-hero__grid { grid-template-columns: 1fr .55fr; }
  .scope-columns { grid-template-columns: 1fr; }
}

@media (max-width: 599px) {
  .shell, .shell--wide { width: min(calc(100% - 28px), var(--shell)); }
  .section { padding: 52px 0; }
  .site-header__inner { min-height: 70px; }
  .brand__mark { width: 36px; height: 36px; }
  .brand b { font-size: 13px; }
  .brand small { display: none; }
  .site-header nav { gap: 8px; }
  .site-header nav a { display: none; }
  .site-header nav .nav-cta { display: inline-flex; padding: 0 13px; font-size: 12px; }
  .hero { padding: 54px 0 64px; }
  .hero h1 { font-size: clamp(43px, 13vw, 58px); }
  .hero__lead { font-size: 16px; }
  .button-row { align-items: stretch; flex-direction: column; }
  .button-row .button { width: 100%; }
  .hero-card { min-height: 410px; border-radius: 25px; }
  .hero-card::before { inset: 18px; }
  .hero-card__content { right: 22px; bottom: 22px; left: 22px; }
  .hero-card h2 { font-size: 25px; }
  .device-art { min-height: 225px; transform: scale(.9); }
  .metric-list dt { font-size: 10px; }
  .metric-list dd { font-size: 12px; }
  .page-hero { padding: 48px 0; }
  .page-hero h1 { font-size: clamp(38px, 11vw, 52px); }
  .breadcrumbs { margin-bottom: 32px; }
  .callout, .legend { align-items: flex-start; flex-direction: column; }
  .action-card { min-height: 270px; padding: 26px; }
  .filter-controls { display: grid; grid-template-columns: repeat(2, 1fr); }
  .filter-chip, .filter-chip span { width: 100%; }
  .filter-chip span { justify-content: center; padding-inline: 10px; font-size: 13px; }
  .filter-controls .button { grid-column: 1 / -1; }
  .comparison-mobile { grid-template-columns: 1fr; }
  .compare-card header { min-height: 0; margin-bottom: 20px; }
  .limited-axis { padding: 22px; }
  .limited-axis__products { grid-template-columns: 1fr; }
  .navigator-card { padding: 22px; }
  .choice-grid, .choice-grid--two { grid-template-columns: 1fr; }
  .choice { min-height: 78px; }
  .form-actions { flex-direction: column; }
  .form-actions .button { width: 100%; }
  .result-cards { grid-template-columns: 1fr; }
  .product-hero { padding: 48px 0; }
  .product-hero__grid { grid-template-columns: 1fr; }
  .product-hero .device-art { min-height: 220px; }
  .content-card, .commerce-card { padding: 22px; }
  .fact-list { grid-template-columns: 1fr; }
  .restriction-list { grid-template-columns: 1fr; }
  .unknown-list li { flex-direction: column; gap: 3px; }
  .source-list li { grid-template-columns: 1fr; gap: 5px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}