:root {
  color-scheme: light;
  --ink: #282a32;
  --muted: #646874;
  --brand-blue: #2a3578;
  --brand-blue-dark: #272757;
  --brand-red: #bd2027;
  --brand-red-dark: #841d27;
  --line: #dfe1e7;
  --soft: #f6f6f8;
  --brand-wash: #f3f4f8;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif; color: var(--ink); background: #fff; font-size: 15px; line-height: 1.7; letter-spacing: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
button, .button { touch-action: manipulation; }
a:focus-visible, button:focus-visible, summary:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 5px; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { line-height: 1.4; font-weight: 600; }
h2 { font-size: 34px; color: var(--brand-blue-dark); }
h3 { font-size: 20px; }
svg { width: 21px; height: 21px; flex-shrink: 0; stroke-width: 1.6; }
img { display: block; max-width: 100%; }
.container { width: min(1200px, calc(100% - 112px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 16px; background: #fff; padding: 10px 20px; }
.skip-link:focus { top: 12px; }
.site-header { height: 88px; border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 20; }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo { width: 170px; height: 49px; object-fit: contain; flex-shrink: 0; }
.brand-company { font-size: 14px; font-weight: 500; line-height: 1.5; color: var(--ink); }
.brand-company > span { display: block; margin-top: 4px; font: 11px/1.5 Arial, sans-serif; color: var(--muted); }
.main-nav { display: flex; align-items: center; gap: 23px; }
.main-nav > a:not(.button) { position: relative; padding-block: 31px; font-size: 14px; white-space: nowrap; }
.main-nav > a:not(.button)::after { content: ""; position: absolute; left: 0; bottom: 21px; width: 100%; height: 2px; background: var(--brand-red); transform: scaleX(0); transition: transform .2s; }
.main-nav > a:not(.button):hover, .main-nav > a:not(.button)[aria-current="page"] { color: var(--brand-blue); }
.main-nav > a[aria-current="page"]::after { transform: scaleX(1); }
.button { display: inline-flex; min-height: 50px; padding: 11px 23px; justify-content: center; align-items: center; gap: 28px; background: var(--brand-red); color: #fff; border: 1px solid var(--brand-red); border-radius: 3px; font-size: 14px; font-weight: 500; transition: background .2s; }
.button:hover { background: var(--brand-red-dark); border-color: var(--brand-red-dark); color: #fff; }
.button-small { min-height: 42px; padding: 8px 16px; gap: 16px; }
.menu-toggle { display: none; }
.icon-button { width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; border-radius: 3px; }
.eyebrow { display: flex; align-items: center; gap: 12px; font: 11px/1.7 Arial, sans-serif; color: var(--brand-blue); font-weight: 600; margin-bottom: 20px; }
.eyebrow-line { width: 28px; height: 2px; background: var(--brand-red); }
.hero { background: var(--soft); overflow: hidden; }
.hero-inner { position: relative; min-height: 540px; height: min(620px, calc(100svh - 168px)); display: flex; align-items: center; }
.hero-copy { position: relative; width: 52%; z-index: 1; padding-block: 40px; }
.hero h1 { font-size: 54px; line-height: 1.3; font-weight: 500; color: var(--brand-red); }
.hero h1 span { color: var(--brand-blue); font-size: 36px; }
.hero-description { color: var(--muted); font-size: 18px; line-height: 1.9; margin-top: 24px; }
.actions { display: flex; gap: 30px; align-items: center; flex-wrap: wrap; margin-top: 30px; }
.text-link { display: inline-flex; align-items: center; gap: 16px; font-size: 14px; font-weight: 500; color: var(--brand-blue); min-height: 44px; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.hero-footnote { font-size: 11px; color: var(--muted); margin-top: 36px; }
.hero-footnote span { margin-inline: 10px; color: #b6b8c1; }
.hero-visual { position: absolute; inset: 28px 10px 36px 49%; display: flex; justify-content: center; align-items: center; }
.hero-visual img { height: calc(100% - 42px); width: 100%; object-fit: contain; }
.hero-visual figcaption { position: absolute; bottom: -4px; display: flex; gap: 16px; font-size: 10px; color: var(--muted); }
.hero-visual figcaption span + span { color: var(--muted); }
.device-hero { inset: 70px -35px 60px 40%; }
.device-hero img { height: 100%; object-fit: contain; }
.device-hero figcaption { bottom: 0; }
.hero-product-controls { display: flex; align-items: center; gap: 10px; margin-top: 30px; }
.hero-product-options { display: flex; border-bottom: 1px solid var(--line); }
.hero-product-options button { border: 0; border-bottom: 2px solid transparent; background: transparent; padding: 9px 12px; font-size: 12px; color: var(--muted); }
.hero-product-options button[aria-pressed="true"] { border-bottom-color: var(--brand-red); color: var(--brand-blue); }
.hero-rotation { width: 36px; height: 36px; flex-shrink: 0; }
#hero-product-visual figcaption { flex-direction: column; align-items: center; gap: 2px; width: 100%; padding-inline: 10px; text-align: center; font-size: 12px; }
#hero-product-visual figcaption strong { color: var(--brand-blue); font-weight: 500; }
#hero-product-visual img { max-height: calc(100% - 56px); }
#hero-product-visual img[data-hero-image="squid"] { mix-blend-mode: multiply; }
.product-photo { background: var(--soft); padding: 24px; }
.product-photo img { width: 100%; height: auto; aspect-ratio: 2 / 1; object-fit: contain; }
.product-photo figcaption, .clinical-photo figcaption, .report-preview figcaption { color: var(--muted); font-size: 12px; margin-top: 18px; }
.software-figure { margin-top: 36px; }
.heart-origin-frame { display: block; width: 100%; height: 860px; border: 0; }
.heart-origin-details { margin-top: 24px; border-block: 1px solid var(--line); }
.heart-origin-details > summary { cursor: pointer; padding: 18px 0; font-weight: 600; color: var(--brand-blue); }
.heart-origin-details .editorial-layout { padding: 12px 0 28px; }
.software-figure > a { display: block; background: var(--soft); border: 1px solid var(--line); }
.software-figure img { width: 100%; height: auto; max-height: 720px; object-fit: contain; }
.software-figure figcaption { display: flex; gap: 24px; align-items: baseline; margin-top: 16px; }
.software-figure figcaption strong { font-size: 16px; font-weight: 500; flex-shrink: 0; }
.software-figure figcaption span { color: var(--muted); font-size: 13px; }
.mcg-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-block: 1px solid var(--line); padding-block: 10px; margin-bottom: 24px; }
.mcg-tabs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; }
.mcg-tabs button { display: flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 10px 18px; border: 0; border-radius: 3px; background: transparent; color: var(--muted); font-size: 14px; white-space: nowrap; }
.mcg-tabs button:hover { background: var(--soft); }
.mcg-tabs button[aria-selected="true"] { color: var(--brand-red); background: #faedef; }
.mcg-tabs svg { width: 18px; height: 18px; }
.mcg-tools { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.mcg-tools .icon-button { display: grid; place-items: center; color: var(--brand-blue); }
.mcg-tools .icon-button:hover { background: var(--brand-wash); }
.mcg-tools .icon-button:disabled { color: #a5a8b1; cursor: default; background: transparent; }
.mcg-crop { --crop-x: 0; --crop-y: 0; --crop-w: 2400; --crop-h: 1350; position: relative; width: 100%; aspect-ratio: var(--crop-w) / var(--crop-h); overflow: hidden; background: #fafcfb; }
.mcg-crop img { position: absolute; width: calc(2400 / var(--crop-w) * 100%); max-width: none; max-height: none; height: auto; left: calc(-1 * var(--crop-x) / var(--crop-w) * 100%); top: calc(-1 * var(--crop-y) / var(--crop-h) * 100%); pointer-events: none; }
.mcg-overview { position: relative; }
.mcg-source { display: block; cursor: zoom-in; }
.mcg-hotspots { position: absolute; inset: 0; pointer-events: none; }
.mcg-hotspot { position: absolute; transform: translate(-50%, -50%); display: grid; place-items: center; width: 44px; height: 44px; padding: 10px; border: 1px solid var(--brand-red); border-radius: 50%; color: var(--brand-red); background: #fff; box-shadow: 0 2px 10px #282a3214; pointer-events: auto; }
.mcg-hotspot:hover { background: var(--brand-red); color: #fff; }
.mcg-kicker { display: block; color: var(--brand-red); font: 11px/1.7 Arial, sans-serif; margin-bottom: 12px; }
.mcg-overview-note { display: grid; grid-template-columns: 190px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.mcg-explorer h3 { font-size: 20px; margin-bottom: 10px; }
.mcg-overview-note p, .mcg-view-note p, .mcg-selection-copy { font-size: 14px; line-height: 1.9; color: var(--muted); max-width: 800px; }
.mcg-array-layout { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 32px; align-items: center; }
.mcg-array-side { display: grid; gap: 16px; }
.mcg-plan-view { width: 190px; margin-inline: auto; }
.mcg-facts { margin: 0; }
.mcg-facts > div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding-block: 9px; border-bottom: 1px solid var(--line); font-size: 13px; }
.mcg-facts dt { color: var(--muted); }
.mcg-facts dd { margin: 0; color: var(--brand-blue); white-space: nowrap; }
.mcg-view-note { padding: 24px 0; border-bottom: 1px solid var(--line); }
.mcg-explorer .mcg-caution { font-size: 12px; line-height: 1.9; color: var(--muted); margin-top: 12px; }
.mcg-scale-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr); gap: 48px; align-items: start; max-width: 1000px; margin-inline: auto; }
.mcg-scale-art { max-width: 440px; margin-inline: auto; }
.mcg-scale-reading { padding-block: 12px; }
.mcg-options { border: 0; padding: 0; margin: 22px 0 0; min-width: 0; }
.mcg-options legend, .mcg-wave-options legend { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.mcg-options label { display: grid; grid-template-columns: 16px minmax(0, 1fr) auto; align-items: center; gap: 12px; min-height: 68px; padding: 10px 12px; border-bottom: 1px solid var(--line); cursor: pointer; font-size: 14px; }
.mcg-options label:has(:checked) { background: #faedef; }
.mcg-options input { accent-color: var(--brand-red); margin: 0; width: 16px; height: 16px; }
.mcg-options small { display: block; font-size: 11px; color: var(--muted); margin-top: 3px; }
.mcg-options strong { font-size: 15px; font-weight: 500; white-space: nowrap; }
.mcg-mobile-choice { display: none; }
.mcg-region { position: absolute; border: 2px solid var(--brand-red); background: #bd202709; border-radius: 3px; pointer-events: none; transition: top .18s, left .18s, width .18s, height .18s; }
.mcg-selection-copy { min-height: 106px; padding-top: 22px; }
.mcg-scale-footnote { padding-top: 18px; border-top: 1px solid var(--line); }
.mcg-wave-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 10px 24px; }
.mcg-wave-options { display: flex; margin: 0; padding: 0; border: 1px solid var(--line); border-radius: 3px; flex-shrink: 0; }
.mcg-wave-options label { position: relative; cursor: pointer; }
.mcg-wave-options input { position: absolute; opacity: 0; inset: 0; margin: 0; width: 100%; height: 100%; cursor: pointer; }
.mcg-wave-options span { display: grid; place-items: center; width: 86px; min-height: 44px; font-size: 14px; }
.mcg-wave-options input:checked + span { background: #faedef; color: var(--brand-red); }
.mcg-wave-options input:focus-visible + span { outline: 2px solid var(--brand-blue); outline-offset: 3px; }
.mcg-wave-art { margin-block: 22px; }
.mcg-wave-target { position: absolute; background: transparent; border: 0; min-height: 44px; }
.mcg-wave-target:hover { background: #bd20270a; }
.mcg-dialog { border: 1px solid var(--line); border-radius: 6px; padding: 0; width: min(1400px, calc(100% - 48px)); height: min(950px, calc(100dvh - 48px)); max-width: none; max-height: none; color: var(--ink); }
.mcg-dialog::backdrop { background: #171a2466; }
.mcg-dialog.is-expanded { width: 100%; height: 100dvh; margin: 0; border: 0; border-radius: 0; }
.mcg-dialog-shell { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; width: 100%; height: 100%; background: #fff; }
.mcg-dialog-shell:fullscreen { width: 100%; height: 100%; }
.mcg-dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 20px; border-bottom: 1px solid var(--line); }
.mcg-dialog-header h2 { font-size: 17px; color: var(--ink); }
.mcg-dialog-scroll { min-height: 0; overflow: auto; background: #f3f6f5; overscroll-behavior: contain; scroll-behavior: auto; }
.mcg-dialog-scroll[data-zoomed="true"] { cursor: grab; }
.mcg-dialog-scroll[data-zoomed="true"]:active { cursor: grabbing; }
.mcg-dialog-stage { display: grid; place-items: center; }
.mcg-dialog-crop { flex-shrink: 0; }
.mcg-dialog-note { font-size: 12px; color: var(--muted); padding: 12px 20px; border-top: 1px solid var(--line); }
@media (max-width: 900px) {
  .mcg-toolbar { flex-wrap: wrap; gap: 8px; }
  .mcg-tabs { flex: 1; }
  .mcg-tabs button { padding-inline: 12px; }
  .mcg-array-layout { grid-template-columns: minmax(0, 1fr) 175px; gap: 20px; }
  .mcg-plan-view { width: 160px; }
  .mcg-scale-layout { gap: 24px; }
}
@media (max-width: 640px) {
  .mcg-toolbar { gap: 8px; padding-top: 8px; margin-bottom: 18px; }
  .mcg-tabs { width: 100%; flex-basis: 100%; gap: 0; }
  .mcg-tabs button { flex-direction: column; gap: 5px; padding: 8px 3px; min-height: 64px; font-size: 12px; }
  .mcg-toolbar > .mcg-tools { margin-left: auto; }
  .mcg-hotspot { border: 0; background: transparent; box-shadow: none; }
  .mcg-hotspot::before { content: ""; position: absolute; inset: 8px; border: 1px solid var(--brand-red); border-radius: 50%; background: #fff; }
  .mcg-hotspot svg { position: relative; width: 16px; height: 16px; }
  .mcg-hotspot:hover { background: transparent; }
  .mcg-hotspot:hover::before { background: var(--brand-red); }
  .mcg-overview-note { grid-template-columns: 1fr; gap: 4px; padding-block: 20px; }
  .mcg-explorer h3 { font-size: 18px; }
  .mcg-overview-note p, .mcg-view-note p, .mcg-selection-copy { font-size: 13px; }
  .mcg-array-layout { grid-template-columns: 1fr; gap: 16px; }
  .mcg-array-side { grid-template-columns: 120px minmax(0, 1fr); gap: 18px; align-items: center; }
  .mcg-plan-view { width: 120px; }
  .mcg-facts > div { flex-direction: column; align-items: flex-start; gap: 0; font-size: 12px; padding-block: 5px; }
  .mcg-scale-layout { display: flex; flex-direction: column; gap: 0; }
  .mcg-scale-reading { display: contents; }
  .mcg-scale-art { order: 4; max-width: 340px; }
  .mcg-scale-reading > .mcg-kicker { order: 0; }
  .mcg-scale-reading > h3 { order: 1; }
  .mcg-scale-reading > .mcg-caution { order: 2; margin-top: 0; }
  .mcg-options { display: none; }
  .mcg-mobile-choice { display: flex; flex-direction: column; order: 3; gap: 8px; width: 100%; margin-block: 18px; font-size: 12px; color: var(--muted); }
  .mcg-mobile-choice select { width: 100%; min-height: 46px; border: 1px solid var(--line); border-radius: 3px; background: #fff; color: var(--ink); padding: 8px 10px; font: inherit; font-size: 14px; }
  .mcg-mobile-choice select:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 3px; }
  .mcg-scale-reading > .mcg-selection-copy { order: 5; }
  .mcg-selection-copy { min-height: 122px; }
  .mcg-wave-heading { flex-direction: column; align-items: stretch; gap: 12px; }
  .mcg-wave-options { align-self: flex-start; }
  .mcg-wave-art { margin-top: 0; }
  .mcg-dialog { width: calc(100% - 16px); height: calc(100dvh - 16px); }
  .mcg-dialog-header { flex-wrap: wrap; gap: 8px; padding: 10px 12px; }
  .mcg-dialog-header h2 { width: 100%; font-size: 15px; }
  .mcg-dialog-header .mcg-tools { margin-left: auto; }
  .mcg-dialog-note { font-size: 11px; padding: 10px 12px; }
}
.clinical-photo { margin-top: 38px; }
.clinical-photo img { width: 100%; height: auto; }
.clinical-scenes-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; margin-top: 28px; }
.scene-open { position: relative; display: block; width: 100%; height: 420px; padding: 0; border: 0; background: var(--soft); cursor: zoom-in; }
.scene-open img { width: 100%; height: 100%; object-fit: contain; }
.scene-expand { position: absolute; right: 12px; bottom: 12px; display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 4px; background: #fff; color: var(--brand-blue); }
.scene-open:hover .scene-expand { color: var(--brand-red); }
.clinical-scenes-grid figcaption { margin-top: 18px; }
.clinical-scenes-grid h3 { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; font-size: 19px; }
.clinical-scenes-grid h3 span { font-size: 12px; color: var(--brand-blue); }
.clinical-scenes-grid figcaption p { font-size: 13px; color: var(--muted); margin-top: 6px; }
.scene-dialog { width: min(1440px, calc(100% - 32px)); max-width: none; max-height: calc(100dvh - 32px); padding: 0; border: 1px solid var(--line); border-radius: 6px; color: var(--ink); background: #fff; }
.scene-dialog::backdrop { background: #171a24b3; }
.scene-dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 16px; }
.scene-dialog-header h2 { font-size: 18px; }
.scene-dialog-image { display: block; width: 100%; height: calc(100dvh - 104px); object-fit: contain; background: var(--soft); }
body:has(.scene-dialog[open]) { overflow: hidden; }
@media (max-width: 640px) {
  .clinical-scenes-grid { grid-template-columns: 1fr; gap: 28px; }
  .scene-open { height: 330px; }
  .scene-dialog-header { padding-inline: 10px; }
  .scene-dialog-header h2 { font-size: 15px; }
}
.report-preview { max-width: 520px; margin-inline: auto; }
.report-preview img { width: 100%; height: auto; border: 1px solid var(--line); }
.hero-index { position: absolute; right: 0; top: 27px; color: #737783; font-size: 10px; }
.route-strip { border-block: 1px solid var(--line); background: #fff; }
.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.route-grid > a { display: flex; align-items: center; gap: 20px; padding: 29px 28px; border-right: 1px solid var(--line); transition: background .2s; }
.route-grid > a:first-child { padding-left: 0; }
.route-grid > a:last-child { border-right: 0; }
.route-grid > a:hover { background: var(--soft); }
.route-number { color: var(--brand-red); font: 12px/1.5 Arial, sans-serif; }
.route-grid strong { display: block; font-size: 16px; font-weight: 500; }
.route-grid small { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; }
.route-grid svg { margin-left: auto; color: var(--brand-blue); }
.section { padding-block: 88px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-bottom: 43px; }
.section-heading > p { color: var(--muted); font-size: 14px; line-height: 1.9; padding-bottom: 4px; }
.explore-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.explore-item { padding: 30px 30px 28px; border-right: 1px solid var(--line); transition: background .2s; }
.explore-item:first-child { padding-left: 0; }
.explore-item:last-child { border: 0; }
.explore-item:hover { background: var(--soft); }
.topic-icon { display: grid; place-items: center; width: 45px; height: 45px; border-radius: 4px; background: #eef0f7; color: var(--brand-blue); margin-bottom: 26px; }
.topic-icon.warm { background: #faedef; color: var(--brand-red); }
.topic-icon.neutral { background: #f1f1f3; color: #616572; }
.item-kicker { color: var(--muted); font-size: 11px; display: block; margin-bottom: 10px; }
.explore-item h3 { font-size: 21px; margin-bottom: 12px; }
.explore-item > p { color: var(--muted); font-size: 13px; line-height: 1.9; min-height: 50px; }
.item-link { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--brand-blue); margin-top: 25px; }
.item-link svg { width: 17px; height: 17px; }
.product-band { background: var(--soft); padding-block: 72px; }
.product-overview { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 90px; }
.product-overview p:not(.eyebrow) { margin-top: 20px; color: var(--muted); font-size: 14px; }
.product-overview .text-link { margin-top: 18px; }
.overview-links > a { display: flex; align-items: center; gap: 28px; padding-block: 25px; border-bottom: 1px solid var(--line); }
.overview-links > a:hover strong { color: var(--brand-blue); }
.overview-links > a > span { color: var(--muted); font-size: 12px; }
.overview-links strong { font-size: 17px; font-weight: 500; }
.overview-links svg { margin-left: auto; color: var(--brand-blue); }
.page-intro { background: var(--soft); padding: 25px 0 48px; border-bottom: 1px solid var(--line); }
.breadcrumb { display: inline-block; font-size: 12px; color: var(--muted); margin-bottom: 34px; min-height: 32px; }
.breadcrumb:hover { color: var(--brand-blue); }
.page-intro .eyebrow { margin-bottom: 10px; }
.page-intro h1 { font-size: 44px; }
.page-intro p:last-child { color: var(--muted); margin-top: 14px; font-size: 15px; }
.editorial-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.body-copy { font-size: 15px; color: var(--muted); line-height: 1.9; margin-top: 22px; max-width: 460px; }
.home-introduction { margin-bottom: 64px; }
.home-introduction .text-link { margin-top: 18px; }
.media-introduction { max-width: 900px; color: var(--muted); font-size: 15px; line-height: 1.9; }
.application-topics, .report-explanations { margin-top: 32px; }
.reference-note { margin-top: 28px; color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.reference-note summary { cursor: pointer; color: var(--brand-blue); padding-block: 12px; }
.reference-note ul { padding-left: 20px; }
.reference-note li + li { margin-top: 10px; }
.reference-note a { text-decoration: underline; text-underline-offset: 3px; }
.status-label { display: inline-block; font-size: 12px; color: var(--muted); padding: 5px 10px; background: var(--soft); border-radius: 3px; margin-top: 20px; }
.outline-list > article { display: flex; gap: 26px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.outline-list > article:first-child { padding-top: 0; }
.outline-list > article > span { color: var(--brand-red); font: 12px/2 Arial, sans-serif; }
.outline-list > article > svg { color: var(--brand-blue); margin-top: 5px; }
.outline-list h3 { font-size: 18px; margin-bottom: 9px; }
.outline-list p { font-size: 14px; color: var(--muted); }
.faq-section { display: grid; grid-template-columns: 1fr 1.5fr; gap: 70px; margin-top: 90px; padding-top: 65px; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 21px 0; cursor: pointer; list-style: none; font-size: 16px; font-weight: 500; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary svg { transition: transform .2s; color: var(--brand-blue); }
.faq-list details[open] summary svg { transform: rotate(45deg); }
.faq-list details p { font-size: 14px; color: var(--muted); padding-bottom: 23px; max-width: 600px; }
.faq-list ol { margin: 0; padding: 0 0 23px 22px; max-width: 600px; font-size: 14px; color: var(--muted); line-height: 1.9; }
.faq-list li + li { margin-top: 18px; }
.faq-list li > strong { display: block; margin-bottom: 4px; }
.faq-list strong { color: var(--ink); font-weight: 600; }
.faq-list .faq-note { font-size: 13px; }
.faq-list sup { margin-left: 4px; font-size: 11px; line-height: 0; }
.faq-list sup a { color: var(--brand-blue); text-decoration: underline; text-underline-offset: 2px; }
.faq-list p > a { color: var(--brand-blue); text-decoration: underline; text-underline-offset: 2px; }
.product-detail { display: grid; grid-template-columns: 1.15fr 1fr; gap: 76px; align-items: center; }
.product-model-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-block: 1px solid var(--line); margin-bottom: 48px; }
.product-model-nav a { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-content: center; min-height: 76px; padding: 14px 24px; border-bottom: 3px solid transparent; }
.product-model-nav a + a { border-left: 1px solid var(--line); }
.product-model-nav a[aria-current] { border-bottom-color: var(--brand-red); background: var(--brand-wash); }
.product-model-nav a:hover { background: var(--soft); }
.product-model-nav strong { font-size: 16px; color: var(--brand-blue); }
.product-model-nav span { grid-column: 1; font-size: 12px; color: var(--muted); word-break: keep-all; }
.product-model-nav svg { grid-column: 2; grid-row: 1 / 3; align-self: center; width: 18px; height: 18px; color: var(--brand-blue); }
.product-page .product-photo img { aspect-ratio: 4 / 3; }
.product-page .product-detail h2 { font-size: 30px; }
.product-deployment .spec-list { max-width: 950px; }
.product-software .section-heading { align-items: center; margin-bottom: 16px; }
.media-placeholder { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 17px; min-width: 0; width: 100%; min-height: 340px; aspect-ratio: 5 / 4; background: var(--soft); border: 1px dashed #c9ccd6; color: var(--muted); }
.media-placeholder > svg { width: 48px; height: 48px; stroke-width: 1; margin-bottom: 5px; }
.media-placeholder > strong { font-size: 16px; font-weight: 400; }
.media-placeholder > span { font-size: 12px; }
.spec-list { margin: 24px 0; }
.spec-list > div { display: grid; grid-template-columns: 108px 1fr; gap: 20px; border-bottom: 1px solid var(--line); padding: 15px 0; font-size: 14px; }
.spec-list dt { color: var(--muted); }
.spec-list dd { margin: 0; overflow-wrap: anywhere; }
.subsection { margin-top: 80px; padding-top: 54px; border-top: 1px solid var(--line); }
.three-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; }
.simple-topic > svg { color: var(--brand-blue); width: 28px; height: 28px; margin-bottom: 22px; }
.simple-topic h3 { font-size: 20px; margin-bottom: 12px; }
.simple-topic p { color: var(--muted); font-size: 14px; line-height: 1.9; }
.section-note { font-size: 13px; color: var(--muted); margin-top: 14px; }
.workflow { display: grid; grid-template-columns: repeat(4, 1fr); padding: 0; margin: 36px 0 0; list-style: none; border-top: 1px solid var(--line); }
.workflow li { padding: 28px 24px 0 0; }
.workflow li > span { font: 12px/1.5 Arial, sans-serif; color: var(--brand-blue); }
.workflow h3 { font-size: 18px; margin: 16px 0 10px; }
.workflow p { font-size: 13px; color: var(--muted); }
.workflow-video { margin-top: 32px; }
.workflow-video video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; background: var(--soft); }
.workflow-video figcaption { margin-top: 16px; font-size: 13px; color: var(--muted); line-height: 1.8; }
.principle-experience .section-heading { margin-bottom: 24px; }
.principle-screen { background: #f7f9fb; }
.principle-controls { display: grid; grid-template-columns: 44px 44px minmax(0, 1fr) 110px 76px 44px; gap: 12px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); background: #fff; }
.principle-controls .icon-button { display: grid; place-items: center; color: var(--brand-blue); }
.principle-controls .icon-button > span { display: flex; }
.principle-controls .icon-button:hover { background: var(--brand-wash); }
.principle-controls .principle-play { background: var(--brand-red); color: #fff; border-radius: 50%; }
.principle-controls .principle-play:hover { background: var(--brand-red-dark); }
.principle-seek { width: 100%; min-width: 0; height: 44px; margin: 0; cursor: pointer; appearance: none; background: transparent; accent-color: var(--brand-red); }
.principle-seek::-webkit-slider-runnable-track { height: 4px; background: linear-gradient(to right, var(--brand-red) var(--played, 0%), var(--line) var(--played, 0%)); border-radius: 2px; }
.principle-seek::-webkit-slider-thumb { appearance: none; width: 14px; height: 14px; margin-top: -5px; border: 2px solid #fff; border-radius: 50%; background: var(--brand-red); box-shadow: 0 0 0 1px var(--brand-red); }
.principle-seek::-moz-range-track { height: 4px; background: var(--line); }
.principle-seek::-moz-range-progress { height: 4px; background: var(--brand-red); }
.principle-seek::-moz-range-thumb { width: 12px; height: 12px; border: 2px solid #fff; border-radius: 50%; background: var(--brand-red); }
.principle-clock { font: 12px/1.4 Arial, sans-serif; font-variant-numeric: tabular-nums; color: var(--muted); text-align: center; white-space: nowrap; }
.principle-speed { width: 76px; min-height: 44px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 3px; background: #fff; color: var(--ink); font: inherit; font-size: 13px; cursor: pointer; }
.principle-seek:focus-visible, .principle-speed:focus-visible { outline: 2px solid var(--brand-blue); outline-offset: 3px; }
.principle-chapters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 1px solid var(--line); margin-top: 24px; }
.workflow-player .principle-chapters { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.principle-chapters button { display: grid; grid-template-columns: 26px 1fr; align-content: center; column-gap: 10px; min-height: 88px; padding: 14px 18px; border: 0; border-bottom: 3px solid transparent; background: transparent; text-align: left; }
.principle-chapters button:hover { background: var(--soft); }
.principle-chapters button[aria-current] { border-bottom-color: var(--brand-red); background: var(--brand-wash); }
.principle-chapter-number { grid-row: span 2; padding-top: 3px; font: 12px/1.7 Arial, sans-serif; color: var(--muted); }
.principle-chapters strong { font-size: 15px; font-weight: 500; color: var(--ink); }
.principle-chapters button[aria-current] strong, .principle-chapters button[aria-current] .principle-chapter-number { color: var(--brand-red); }
.principle-chapter-range { font-size: 12px; color: var(--muted); margin-top: 3px; }
.principle-insight { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 32px; padding: 26px 0 24px; border-bottom: 1px solid var(--line); min-height: 156px; }
.principle-insight-label { display: flex; flex-direction: column; gap: 7px; font-size: 12px; color: var(--muted); }
.principle-insight-label > span:first-child { color: var(--brand-red); font: 12px/1.7 Arial, sans-serif; }
.principle-insight h3 { font-size: 19px; margin-bottom: 8px; }
.principle-insight p { font-size: 14px; color: var(--muted); max-width: 780px; line-height: 1.9; }
.principle-message { padding-block: 16px; color: var(--brand-red-dark); font-size: 14px; }
.principle-message a { text-decoration: underline; text-underline-offset: 3px; }
.principle-screen:fullscreen { display: flex; flex-direction: column; justify-content: center; width: 100%; height: 100%; background: #fff; }
.principle-screen:fullscreen video { flex: 1; min-height: 0; height: 0; object-fit: contain; }
.principle-screen:fullscreen .principle-controls { flex-shrink: 0; }
@media (max-width: 1000px) {
  .workflow-player .principle-chapters { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .principle-controls { grid-template-columns: 40px 40px minmax(0, 1fr) 68px 40px; gap: 4px; padding: 4px 6px 8px; }
  .principle-controls .icon-button { width: 40px; height: 44px; }
  .principle-controls .principle-play { border-radius: 4px; }
  .principle-seek { grid-row: 1; grid-column: 1 / -1; height: 32px; }
  .principle-clock { font-size: 10px; }
  .principle-speed { width: 68px; padding-inline: 7px; }
  .principle-chapters, .workflow-player .principle-chapters { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; }
  .principle-chapters button { min-height: 80px; padding: 12px 10px; column-gap: 6px; }
  .principle-chapters strong { font-size: 14px; }
  .principle-insight { grid-template-columns: 1fr; gap: 10px; padding-block: 20px; min-height: 224px; }
  .principle-insight-label { flex-direction: row; justify-content: space-between; }
  .principle-insight h3 { font-size: 17px; }
  .principle-insight p { font-size: 13px; }
}
.field-wave-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 42px; }
.field-wave-heading h3 { font-size: 16px; }
.field-wave-heading > span, .field-wave-position { font-size: 12px; color: var(--muted); }
.field-wave-position { display: flex; align-items: center; gap: 10px; font-variant-numeric: tabular-nums; }
.field-wave-position [data-field-marker] { min-width: 20px; color: var(--brand-red); font-weight: 600; }
.field-wave-spatial { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 32px; align-items: start; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.field-channel-grid { display: grid; grid-template: repeat(6, minmax(0, 1fr)) / repeat(6, minmax(0, 1fr)); aspect-ratio: 1.7; min-height: 300px; }
.field-channel { position: relative; min-width: 0; padding: 0; border: 1px solid transparent; border-radius: 0; background: transparent; text-align: left; }
.field-channel:hover { background: var(--soft); }
.field-channel[aria-pressed="true"] { border-color: #1876cd; background: #f0f7fd; color: #1465af; }
.field-channel:focus-visible { outline-offset: -2px; }
.field-channel-number { position: absolute; top: 2px; left: 6px; font: 600 12px/18px Arial, sans-serif; }
.field-channel-plot { position: absolute; inset: 21px 6px 6px; pointer-events: none; }
.field-channel-plot canvas { display: block; width: 100%; height: 100%; }
.field-channel-cursor { position: absolute; top: 0; bottom: 0; left: var(--field-progress, 39.955%); border-left: 1px solid #dc2637; opacity: .45; transform: translateX(-.5px); }
.field-channel[aria-pressed="true"] .field-channel-cursor { opacity: 1; }
.field-wave-map { width: 100%; max-width: 440px; margin-inline: auto; padding: 16px; }
.field-map-stage { position: relative; aspect-ratio: 1; }
.field-wave-map video { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; background: var(--soft); }
.field-map-points { position: absolute; inset: 0; pointer-events: none; }
.field-map-point { position: absolute; display: grid; place-items: center; width: 32px; height: 32px; padding: 0; border: 0; border-radius: 50%; background: transparent; transform: translate(-50%, -50%); pointer-events: auto; }
.field-map-point::before { content: ""; position: absolute; width: 6px; height: 6px; border: 1px solid #fff; border-radius: 50%; background: #fff; box-shadow: 0 0 0 1px #24364b80; }
.field-map-point:hover::before, .field-map-point:focus-visible::before { width: 12px; height: 12px; }
.field-map-point[aria-pressed="true"] { z-index: 1; }
.field-map-point[aria-pressed="true"]::before { width: 26px; height: 26px; border: 2px solid #fff; background: #1876cd; box-shadow: 0 0 0 2px #18364e; }
.field-map-point span { position: relative; visibility: hidden; color: #fff; font: 600 11px/1 Arial, sans-serif; }
.field-map-point[aria-pressed="true"] span { visibility: visible; }
.field-butterfly-heading { margin-top: 16px; }
.field-channel-selection { display: flex; align-items: center; gap: 8px; min-width: 0; color: #1465af; font-size: 12px; }
.field-channel-selection .icon-button { display: grid; place-items: center; width: 32px; height: 32px; padding: 7px; }
.field-channel-selection .icon-button:hover { background: var(--soft); }
.field-channel-selection .icon-button:disabled { visibility: hidden; }
.field-wave-chart { position: relative; height: 380px; }
.field-wave-chart canvas { display: block; width: 100%; height: 100%; }
.field-wave-plot { position: absolute; inset: 44px 16px 42px 56px; cursor: crosshair; touch-action: none; }
.field-wave-cursor { position: absolute; top: 0; bottom: 0; left: var(--field-progress, 39.955%); width: 2px; background: #dc2637; transform: translateX(-1px); pointer-events: none; }
.field-wave-cursor::before { content: ""; position: absolute; top: -6px; left: -4px; border-inline: 5px solid transparent; border-top: 6px solid #dc2637; }
.field-wave-selected-point { position: absolute; width: 9px; height: 9px; border: 2px solid #fff; border-radius: 50%; background: #1876cd; box-shadow: 0 0 0 1px #1876cd; transform: translate(-50%, -50%); pointer-events: none; }
.field-wave-readout { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px; min-height: 30px; padding-bottom: 6px; font-size: 12px; font-variant-numeric: tabular-nums; color: var(--muted); }
.field-wave-controls { display: grid; grid-template-columns: 44px 44px minmax(0, 1fr) 76px; align-items: center; gap: 12px; padding-block: 8px; border-block: 1px solid var(--line); }
.field-wave-controls .icon-button { display: grid; place-items: center; }
.field-wave-controls .icon-button > span { display: flex; }
.field-wave-controls .icon-button:hover { background: var(--soft); }
.field-wave-controls [data-field-play] { background: var(--brand-red); color: #fff; }
.field-wave-controls [data-field-play]:hover { background: var(--brand-red-dark); }
.field-wave-controls :disabled { opacity: .45; cursor: default; }
.field-wave-controls .principle-seek { grid-row: auto; grid-column: auto; }
.field-wave-player figcaption { padding-top: 12px; font-size: 12px; color: var(--muted); }
@media (max-width: 960px) {
  .field-wave-spatial { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 640px) {
  .field-channel-grid { aspect-ratio: auto; height: 348px; }
  .field-channel-number { font-size: 11px; left: 3px; }
  .field-channel-plot { inset-inline: 3px; }
  .field-wave-chart { height: 300px; }
  .field-wave-heading { gap: 8px; }
  .field-channel-selection { font-size: 11px; gap: 2px; }
  .field-wave-controls { grid-template-columns: 44px 44px minmax(0, 1fr) 68px; gap: 8px; }
  .field-wave-controls .principle-seek { grid-row: 1; grid-column: 1 / -1; }
  .field-wave-controls .principle-speed { grid-column: 4; }
  .field-wave-position { font-size: 11px; gap: 4px; }
}
.report-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; align-items: center; }
.report-layout .text-link { margin-top: 22px; }
.report-placeholder { min-height: 240px; aspect-ratio: 16 / 10; }
.evidence-scope { border-left: 3px solid var(--brand-red); padding-left: 20px; margin-bottom: 32px; max-width: 960px; font-size: 14px; color: var(--muted); }
.evidence-scope p + p { margin-top: 10px; font-size: 12px; }
.evidence-tabs { display: flex; border-bottom: 1px solid var(--line); gap: 34px; }
.evidence-tabs button { background: none; border: none; border-bottom: 2px solid transparent; padding: 15px 3px; font-size: 15px; color: var(--muted); }
.evidence-tabs button span { margin-left: 5px; font-size: 12px; font-variant-numeric: tabular-nums; }
.evidence-tabs button[aria-selected="true"] { color: var(--brand-blue); border-bottom-color: var(--brand-blue); font-weight: 600; }
.evidence-panel { padding-block: 36px; }
.evidence-panel h2 { font-size: 23px; }
.evidence-heading > p { font-size: 14px; color: var(--muted); margin-top: 12px; max-width: 880px; }
.evidence-list { margin-top: 28px; }
.paper-entry { display: grid; grid-template-columns: 86px minmax(0, 1fr); gap: 28px; padding-block: 28px; border-top: 1px solid var(--line); }
.paper-year { display: flex; flex-direction: column; gap: 7px; align-items: flex-start; }
.paper-year time { font: 500 23px/1.4 Arial, sans-serif; color: var(--brand-blue); }
.paper-year > span { color: var(--muted); font-size: 12px; }
.paper-body { min-width: 0; overflow-wrap: anywhere; }
.paper-body h3 { font-size: 18px; line-height: 1.6; }
.paper-body p { margin-top: 10px; font-size: 13px; color: var(--muted); }
.paper-body .paper-original { font-family: Arial, sans-serif; font-size: 14px; line-height: 1.6; }
.paper-citation cite { font-style: normal; }
.paper-relation strong { color: var(--ink); font-weight: 500; }
.paper-source { display: flex; align-items: center; flex-wrap: wrap; gap: 2px 22px; margin-top: 8px; }
.paper-source .text-link { font-size: 13px; gap: 9px; }
.paper-source svg { width: 16px; height: 16px; }
.paper-source > span { color: var(--muted); font: 12px/1.7 Arial, sans-serif; overflow-wrap: anywhere; min-width: 0; }
.evidence-note { border-top: 1px solid var(--line); padding-top: 22px; display: flex; gap: 12px; align-items: flex-start; color: var(--muted); font-size: 12px; }
.evidence-note svg { width: 17px; height: 17px; margin-top: 2px; }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.contact-email { color: var(--brand-blue); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.contact-band { background: var(--brand-wash); padding-block: 46px; border-top: 1px solid var(--line); }
.contact-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.contact-band .eyebrow { margin-bottom: 10px; font-size: 10px; }
.contact-band h2 { font-size: 27px; font-weight: 500; }
.contact-band .button { flex-shrink: 0; }
.site-footer { padding: 44px 0 25px; background: #fff; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 35px; }
.footer-company { margin-right: auto; min-width: 0; }
.footer-company > p { font-size: 15px; font-weight: 500; }
.footer-company > p + p { margin-top: 5px; font-size: 12px; font-weight: 400; color: var(--muted); }
.footer-bottom { display: flex; align-items: flex-start; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 20px; font-size: 11px; color: var(--muted); gap: 25px; }
.footer-bottom > a { display: inline-flex; align-items: center; gap: 8px; min-height: 30px; }
.footer-bottom svg { width: 13px; height: 13px; }
.noscript-note { padding: 20px; background: #fff4d6; position: fixed; bottom: 0; inset-inline: 0; z-index: 100; }

@media (min-width: 1600px) {
  .hero-inner { height: min(680px, calc(100svh - 180px)); }
}
@media (max-width: 1150px) {
  .container { width: calc(100% - 72px); }
  .main-nav { gap: 20px; }
  .header-inner { gap: 20px; }
  .hero h1 { font-size: 46px; }
  .hero h1 span { font-size: 30px; }
  .hero-visual { inset-inline: 48% 0; }
  .device-hero { inset-inline: 43% -20px; }
  .editorial-layout, .product-overview, .report-layout, .contact-layout { gap: 55px; }
  .product-detail { gap: 45px; }
}
@media (max-width: 1150px) {
  .site-header { height: 76px; }
  .menu-toggle { display: grid; place-items: center; }
  .main-nav { display: none; position: absolute; inset: 75px 0 auto; padding: 18px 36px 26px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 16px 22px #282a320a; gap: 0; }
  .main-nav.is-open { display: flex; flex-direction: column; align-items: stretch; }
  .main-nav > a:not(.button) { padding: 12px 0; }
  .main-nav > a:not(.button)::after { display: none; }
  .main-nav > a[aria-current="page"] { font-weight: 600; }
  .main-nav .button { margin-top: 15px; justify-content: space-between; }
  .hero-inner { min-height: 510px; }
  .hero h1 { font-size: 40px; }
  .hero h1 span { font-size: 27px; }
  .hero-description { font-size: 16px; }
  .hero-visual { inset-inline: 53% -10px; }
  .device-hero { inset-inline: 44% -15px; }
  .hero-visual figcaption { flex-direction: column; gap: 0; bottom: 10px; }
  .route-grid > a { padding: 24px 18px; gap: 12px; }
  .route-grid strong { font-size: 14px; }
  .route-number { display: none; }
  .explore-item { padding-inline: 20px; }
  .explore-item h3 { font-size: 18px; }
  .section { padding-block: 64px; }
  h2 { font-size: 29px; }
}
@media (max-width: 640px) {
  .container { width: calc(100% - 40px); }
  .site-header { height: 68px; }
  .brand-logo { width: 165px; height: 47px; }
  .brand { gap: 10px; }
  .brand-company { display: none; }
  .main-nav { top: 67px; padding-inline: 20px; }
  .hero-inner { height: auto; min-height: 0; display: block; padding-block: 32px 20px; }
  .hero-copy { width: 100%; padding: 0; }
  .hero .eyebrow { font-size: 9px; margin-bottom: 15px; }
  .hero h1 { font-size: 36px; line-height: 1.25; }
  .hero h1 span { font-size: 27px; margin-top: 8px; }
  .hero h1 br { display: none; }
  .hero h1 span { display: block; }
  .hero-description { font-size: 14px; line-height: 1.8; margin-top: 16px; }
  .hero-description br { display: none; }
  .actions { gap: 24px; margin-top: 21px; }
  .button { min-height: 46px; padding: 10px 18px; gap: 22px; }
  .hero-footnote, .hero-index { display: none; }
  .hero-visual { position: relative; inset: auto; height: 242px; margin-top: 20px; align-items: flex-start; }
  .hero-visual img { height: 214px; width: 100%; }
  .hero-visual figcaption { bottom: 0; flex-direction: row; gap: 10px; font-size: 9px; }
  .device-hero { inset: auto; }
  .device-hero img { height: 210px; }
  .software-figure figcaption { flex-direction: column; gap: 8px; }
  .route-grid { grid-template-columns: 1fr; }
  .route-grid > a, .route-grid > a:first-child { padding: 17px 0; border-right: 0; border-bottom: 1px solid var(--line); gap: 18px; }
  .route-grid > a:last-child { border-bottom: 0; }
  .route-number { display: block; }
  .route-grid > a > span:nth-child(2) { display: flex; align-items: center; gap: 15px; flex-wrap: wrap; }
  .route-grid small { margin: 0; font-size: 11px; }
  .route-grid svg { width: 18px; height: 18px; }
  .section { padding-block: 48px; }
  h2 { font-size: 27px; }
  .section-heading { display: block; margin-bottom: 28px; }
  .section-heading > p { margin-top: 20px; font-size: 13px; }
  .eyebrow { margin-bottom: 14px; font-size: 10px; }
  .explore-grid { grid-template-columns: 1fr; }
  .explore-item, .explore-item:first-child { padding: 25px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .topic-icon { margin-bottom: 18px; }
  .explore-item h3 { font-size: 21px; }
  .explore-item > p { min-height: 0; }
  .item-link { margin-top: 18px; }
  .product-overview, .editorial-layout, .faq-section, .product-detail, .three-columns, .report-layout, .contact-layout { grid-template-columns: 1fr; gap: 35px; }
  .product-model-nav { margin-bottom: 32px; }
  .product-model-nav a { padding: 12px 10px; min-height: 70px; }
  .product-model-nav strong { font-size: 13px; }
  .product-model-nav span { font-size: 10px; }
  .product-page .page-intro h1 { font-size: 28px; overflow-wrap: anywhere; }
  .product-page .product-detail h2 { font-size: 25px; }
  .product-software .text-link { margin-top: 14px; }
  .product-band { padding-block: 45px; }
  .page-intro { padding-bottom: 32px; }
  .breadcrumb { margin-bottom: 20px; }
  .page-intro h1 { font-size: 34px; }
  .page-intro p:last-child { font-size: 14px; }
  .body-copy { font-size: 14px; margin-top: 17px; }
  .faq-section { margin-top: 48px; padding-top: 40px; }
  .faq-list summary { font-size: 15px; }
  .media-placeholder { min-height: 260px; }
  .spec-list > div { grid-template-columns: 90px 1fr; gap: 14px; }
  .subsection { margin-top: 45px; padding-top: 35px; }
  .workflow { grid-template-columns: 1fr 1fr; gap: 25px 18px; margin-top: 25px; }
  .workflow li { padding-right: 0; }
  .report-placeholder { min-height: 230px; }
  .evidence-scope { padding-left: 14px; font-size: 13px; }
  .evidence-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
  .evidence-tabs button { font-size: 13px; padding-inline: 0; }
  .evidence-tabs button span { display: block; margin: 3px 0 0; }
  .evidence-panel { padding-block: 28px; }
  .evidence-panel h2 { font-size: 22px; }
  .paper-entry { grid-template-columns: minmax(0, 1fr); gap: 12px; padding-block: 24px; }
  .paper-year { flex-direction: row; align-items: center; gap: 14px; }
  .paper-year time { font-size: 20px; }
  .paper-body h3 { font-size: 17px; }
  .paper-source { align-items: flex-start; flex-direction: column; gap: 0; }
  .contact-band { padding-block: 34px; }
  .contact-band-inner { align-items: flex-start; flex-direction: column; gap: 20px; }
  .contact-band h2 { font-size: 23px; }
  .contact-band .eyebrow { font-size: 8px; }
  .footer-top { flex-wrap: wrap; gap: 18px; padding-bottom: 25px; }
  .footer-company { order: 3; flex-basis: 100%; }
  .footer-company > p { font-size: 14px; }
  .footer-company > p + p { font-size: 12px; }
  .footer-top .text-link { margin-left: auto; font-size: 12px; gap: 8px; }
  .footer-bottom { flex-direction: column; gap: 8px; font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}