:root {
  color-scheme: light;
  --paper: #f7fafc;
  --surface: #ffffff;
  --surface-blue: #eef5fb;
  --ink: #0a1b2e;
  --ink-soft: #41566b;
  --journal-blue: #0b3d7a;
  --action-cobalt: #155eef;
  --action-dark: #0d47bd;
  --rule-blue: #c7d6e6;
  --rule-soft: #e4edf5;
  --assay-gold: #d99a22;
  --danger: #9f351d;
  --shadow: 0 22px 65px rgba(13, 50, 89, 0.1);
  --font-display: "Instrument Sans", system-ui, sans-serif;
  --font-reading: "Literata", Georgia, serif;
  --font-data: "IBM Plex Mono", ui-monospace, monospace;
  --max-width: 1240px;
  --header-height: 76px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 130px;
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background:
    linear-gradient(90deg, transparent calc(100% - 1px), rgba(11, 61, 122, 0.035) 1px) 0 0 / 8.333% 100%,
    var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  -webkit-font-smoothing: antialiased;
}

body.dialog-open {
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

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

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

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

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

p,
h1,
h2,
h3,
figure,
dl,
dd {
  margin: 0;
}

button,
summary,
select {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 3px solid var(--action-cobalt);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 12px 18px;
  background: var(--ink);
  color: white;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.section-shell {
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 20px;
  height: 1px;
  background: currentColor;
  content: "";
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.035em;
  line-height: 1;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s var(--ease-out);
}

.button svg {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
  transition: transform 0.2s var(--ease-out);
}

.button:hover svg {
  transform: translateX(4px);
}

.button:active {
  transform: scale(0.985);
}

.button--primary {
  background: var(--journal-blue);
  color: white;
}

.button--primary:hover {
  background: var(--action-cobalt);
}

.button--secondary {
  border-color: var(--rule-blue);
  background: var(--surface);
  color: var(--journal-blue);
}

.button--secondary:hover {
  border-color: var(--action-cobalt);
  color: var(--action-cobalt);
}

.button--quiet {
  padding-inline: 4px;
  border-radius: 0;
  border-bottom-color: var(--rule-blue);
  color: var(--journal-blue);
}

.button--quiet:hover {
  border-bottom-color: var(--action-cobalt);
  color: var(--action-cobalt);
}

.button--disabled {
  border-color: var(--rule-blue);
  background: var(--surface-blue);
  color: var(--ink-soft);
  cursor: not-allowed;
}

.text-button,
.text-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--rule-blue);
  background: transparent;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.75rem;
}

.text-button:hover,
.text-link:hover {
  border-bottom-color: var(--action-cobalt);
  color: var(--action-cobalt);
}

.research-strip {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 7px 24px;
  border-bottom: 1px solid #254f7d;
  background: var(--ink);
  color: #d9e8f6;
}

.research-strip p {
  font-family: var(--font-data);
  font-size: 0.64rem;
  letter-spacing: 0.075em;
  line-height: 1.4;
  text-transform: uppercase;
}

.discount-banner {
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 8px 24px;
  background: var(--assay-gold);
  color: #1d2732;
  font-size: 0.82rem;
}

.discount-banner strong {
  padding: 3px 7px;
  border: 1px solid currentColor;
  font-family: var(--font-data);
  font-size: 0.72rem;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  min-height: var(--header-height);
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(100px, 1fr);
  align-items: center;
  gap: 32px;
  padding: 0 max(24px, calc((100vw - var(--max-width)) / 2));
  border-bottom: 1px solid var(--rule-blue);
  background: rgba(247, 250, 252, 0.94);
  backdrop-filter: blur(18px);
  transition:
    min-height 0.3s var(--ease-out),
    box-shadow 0.3s ease;
}

.site-header--compact {
  --header-height: 64px;
  box-shadow: 0 10px 35px rgba(13, 50, 89, 0.08);
}

.brand-lockup {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-lockup__mark {
  flex: none;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--journal-blue);
  border-radius: 50%;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.brand-lockup__type {
  display: grid;
  gap: 1px;
}

.brand-lockup__type strong {
  font-size: 0.93rem;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.brand-lockup__type small {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.57rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 2vw, 30px);
}

.desktop-nav a {
  position: relative;
  padding-block: 28px;
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-weight: 550;
  letter-spacing: 0.015em;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  height: 1px;
  background: var(--action-cobalt);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s var(--ease-out);
}

.desktop-nav a:hover {
  color: var(--journal-blue);
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.icon-button {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--rule-blue);
  border-radius: 50%;
  background: transparent;
  color: var(--journal-blue);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
}

.icon-button:hover {
  border-color: var(--journal-blue);
  background: var(--journal-blue);
  color: white;
}

.icon-button svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.5;
}

.menu-trigger {
  display: none;
}

.mobile-menu {
  position: absolute;
  top: 100%;
  right: 16px;
  left: 16px;
  padding: 12px;
  border: 1px solid var(--rule-blue);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.mobile-menu a {
  min-height: 46px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 0.9rem;
}

.mobile-menu a:last-child {
  border-bottom: 0;
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 110px));
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(500px, 1.08fr);
  align-items: center;
  gap: clamp(40px, 6vw, 100px);
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
  padding: 86px 0 78px;
  overflow: clip;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: 13%;
  right: -7vw;
  width: 52vw;
  height: 68%;
  border: 1px solid var(--rule-blue);
  border-radius: 50%;
  content: "";
  opacity: 0.42;
}

.hero__copy {
  position: relative;
  z-index: 2;
  padding-left: clamp(0px, 2vw, 26px);
}

.hero__copy h1 {
  max-width: 700px;
  margin: 23px 0 28px;
  font-size: clamp(3.4rem, 6.2vw, 6.45rem);
  font-weight: 600;
  letter-spacing: -0.068em;
  line-height: 0.91;
  text-wrap: balance;
}

.hero__copy > p {
  max-width: 600px;
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: clamp(1rem, 1.5vw, 1.22rem);
  line-height: 1.72;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 38px;
}

.hero__plate {
  --hero-product-baseline: 7%;
  position: relative;
  min-height: 620px;
}

.hero__plate::before {
  position: absolute;
  z-index: 0;
  top: 9%;
  right: 2%;
  bottom: 11%;
  left: 4%;
  border: 1px solid var(--rule-blue);
  border-radius: 50%;
  background: rgba(244, 249, 253, 0.58);
  box-shadow: inset 0 0 0 12px rgba(231, 240, 248, 0.42);
  content: "";
}

.hero__plate::after {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 7%;
  left: 3%;
  height: 82px;
  border-top: 1px solid rgba(11, 61, 122, 0.26);
  border-radius: 50%;
  background: radial-gradient(
    ellipse at 50% 0,
    rgba(10, 49, 91, 0.12),
    rgba(10, 49, 91, 0.035) 38%,
    transparent 72%
  );
  filter: blur(0.2px);
  content: "";
  transform: perspective(320px) rotateX(64deg);
  transform-origin: top;
}

.hero__grid,
.product-hero__grid {
  position: absolute;
  inset: 8% 0 0;
  background-image:
    linear-gradient(rgba(11, 61, 122, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 61, 122, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle, black 30%, transparent 70%);
}

.hero__grid {
  z-index: 0;
}

.product-hero__grid {
  z-index: -1;
}

.hero-vial {
  margin: 0;
  filter:
    drop-shadow(0 24px 20px rgba(8, 33, 60, 0.17))
    drop-shadow(0 6px 5px rgba(8, 33, 60, 0.12));
}

.hero-vial img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.hero-product {
  position: absolute;
  z-index: 3;
  bottom: var(--hero-product-baseline);
  transform: none;
}

.hero-product--bpc {
  z-index: 3;
  left: 2%;
  width: 31%;
}

.hero-product--glow {
  z-index: 4;
  left: 34%;
  width: 34%;
}

.hero-product--r3 {
  z-index: 2;
  right: 2%;
  width: 29%;
}

.hero__annotation {
  position: absolute;
  z-index: 6;
  box-sizing: border-box;
  max-width: 100%;
  min-height: 44px;
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 9px 12px;
  border: 1px solid var(--rule-blue);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  color: var(--ink);
  text-decoration: none;
  transform-origin: center;
  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease,
    color 0.2s ease,
    transform 0.2s var(--ease-out);
  will-change: transform;
}

.hero__annotation:hover,
.hero__annotation:focus-visible {
  border-color: var(--action-cobalt);
  background: var(--action-cobalt);
  box-shadow: 0 16px 34px rgba(0, 92, 230, 0.22);
  color: white;
  transform: translateY(-3px) scale(1.04);
}

.hero__annotation:focus-visible {
  outline: 3px solid rgba(0, 92, 230, 0.2);
  outline-offset: 4px;
}

.hero__annotation span,
.hero__annotation strong {
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__annotation span {
  color: var(--ink-soft);
}

.hero__annotation:hover span,
.hero__annotation:focus-visible span {
  color: rgba(255, 255, 255, 0.76);
}

.hero__annotation--top {
  bottom: 2%;
  left: 0;
}

.hero__annotation--bottom {
  right: 0;
  bottom: 1%;
}

.hero__annotation--r3 {
  right: 0;
  bottom: 2%;
}

.trust-strip {
  width: min(100%, 1480px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-inline: auto;
  border-block: 1px solid var(--rule-blue);
  background: rgba(255, 255, 255, 0.62);
}

.trust-strip > div {
  min-height: 122px;
  display: grid;
  align-content: center;
  gap: 5px;
  padding: 24px clamp(20px, 3vw, 46px);
  border-right: 1px solid var(--rule-blue);
}

.trust-strip > div:last-child {
  border-right: 0;
}

.trust-strip span,
.trust-strip small {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.61rem;
}

.trust-strip strong {
  font-size: 0.94rem;
  font-weight: 620;
}

.trust-strip a {
  border-bottom: 1px solid var(--rule-blue);
  color: var(--journal-blue);
}

.faq-section,
.related-section {
  padding-block: clamp(90px, 10vw, 150px);
}

.section-heading,
.catalog-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  align-items: end;
  gap: 60px;
  margin-bottom: 50px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--rule-blue);
}

.section-heading h2,
.catalog-heading h2,
.record-section h2 {
  max-width: 760px;
  margin-top: 14px;
  font-size: clamp(2.35rem, 4.4vw, 4.6rem);
  font-weight: 560;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.section-heading > p,
.catalog-heading > p {
  max-width: 48ch;
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.97rem;
  line-height: 1.7;
}

.product-card {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: clip;
  border: 1px solid var(--rule-blue);
  border-radius: 8px;
  background: var(--surface);
  transition:
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    transform 0.22s var(--ease-out);
}

.product-card:hover {
  z-index: 2;
  border-color: var(--action-cobalt);
  box-shadow: 0 20px 50px rgba(16, 69, 126, 0.12);
  transform: translateY(-3px);
}

.product-card__image {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--rule-blue);
  background:
    linear-gradient(rgba(11, 61, 122, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 61, 122, 0.045) 1px, transparent 1px),
    #f8fbfd;
  background-size: 32px 32px;
}

.product-card__image img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s var(--ease-out);
}

.product-card:hover .product-card__image img {
  transform: scale(1.025);
}

.product-card__index {
  position: absolute;
  z-index: 2;
  top: 12px;
  left: 12px;
  padding: 5px 7px;
  border: 1px solid var(--rule-blue);
  background: rgba(255, 255, 255, 0.9);
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
}

.product-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 20px;
}

.product-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-card h3 {
  margin: 12px 0 9px;
  font-size: clamp(1.05rem, 1.35vw, 1.25rem);
  font-weight: 620;
  letter-spacing: -0.028em;
  line-height: 1.1;
}

.product-card h3 a:hover {
  color: var(--action-cobalt);
}

.product-card__body > p {
  display: -webkit-box;
  min-height: 3.75em;
  overflow: hidden;
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.76rem;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding: 18px 0 14px;
}

.product-card__footer strong {
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.88rem;
  font-weight: 500;
}

.card-detail-link {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.63rem;
}

.button--card {
  width: 100%;
  min-height: 44px;
}

.mechanism-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  margin-bottom: clamp(100px, 11vw, 160px);
  border: 1px solid var(--rule-blue);
  background: var(--surface);
}

.mechanism-visual {
  min-width: 0;
  min-height: 560px;
  display: flex;
  border-right: 1px solid var(--rule-blue);
  background: #edf6fc;
}

.mechanism-visual__stage {
  position: relative;
  min-width: 0;
  width: 100%;
  min-height: 100%;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  align-items: center;
  padding: clamp(24px, 2.8vw, 38px) clamp(18px, 2.4vw, 34px) 20px;
  overflow: hidden;
  background: #edf6fc;
}

.hormonal-decline-chart {
  max-width: 100%;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  overflow: visible;
}

.hormonal-decline-chart text {
  fill: var(--journal-blue);
}

.hormonal-decline-chart__heading text {
  font-family: var(--font-sans);
  font-size: 31px;
  font-weight: 600;
  letter-spacing: -0.035em;
}

.hormonal-decline-chart__grid line {
  stroke: rgba(11, 61, 122, 0.13);
  stroke-width: 1;
}

.hormonal-decline-chart__axes path {
  fill: none;
  stroke: rgba(11, 61, 122, 0.58);
  stroke-linecap: square;
  stroke-width: 1.5;
}

.hormonal-decline-chart__axis-label,
.hormonal-decline-chart__age-label {
  font-family: var(--font-data);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.055em;
}

.hormonal-decline-chart__axis-label {
  text-anchor: middle;
}

.hormonal-decline-chart__age-label {
  fill: var(--ink-soft);
  font-size: 13px;
}

.hormonal-decline-chart__area {
  fill: rgba(22, 115, 255, 0.09);
}

.hormonal-decline-chart__curve {
  fill: none;
  stroke: var(--journal-blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.hormonal-decline-chart__endpoints {
  fill: var(--surface);
  stroke: var(--action-cobalt);
  stroke-width: 4;
  transform-box: fill-box;
  transform-origin: center;
}

.hormonal-decline-chart__silhouette {
  fill: var(--journal-blue);
}

.mechanism-visual__citation {
  max-width: 100%;
  width: fit-content;
  margin: -6px auto 0;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.015em;
  line-height: 1.4;
  text-align: center;
  text-underline-offset: 4px;
}

.mechanism-visual__citation:hover {
  color: var(--action-cobalt);
}

.js:not(.reduced-motion)
  [data-hormonal-decline-chart][data-chart-state="ready"]
  [data-chart-part] {
  opacity: 0;
}

.mechanism-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(44px, 4.5vw, 66px);
}

.mechanism-copy h2 {
  margin: 0 0 clamp(28px, 3vw, 40px);
  font-size: clamp(3rem, 4vw, 4.35rem);
  font-weight: 520;
  letter-spacing: -0.06em;
  line-height: 0.92;
  text-transform: uppercase;
}

.mechanism-list {
  margin-top: 0;
}

.mechanism-item {
  border-bottom: 1px solid var(--rule-blue);
}

.mechanism-item summary {
  min-height: 84px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 14px;
  list-style: none;
}

.mechanism-item summary::-webkit-details-marker {
  display: none;
}

.mechanism-item__number {
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.mechanism-item__title {
  font-size: clamp(0.88rem, 1.12vw, 1rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.15;
  text-transform: uppercase;
}

.mechanism-item__icon {
  position: relative;
  width: 18px;
  height: 18px;
  color: var(--action-cobalt);
}

.mechanism-item__icon span {
  position: absolute;
  inset: 0;
  width: 13px;
  height: 2px;
  margin: auto;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
}

.mechanism-item__icon span:first-child {
  transform: rotate(0deg);
}

.mechanism-item__icon span:last-child {
  transform: rotate(90deg);
}

.mechanism-item[open] .mechanism-item__icon span:first-child {
  transform: rotate(180deg);
}

.mechanism-item[open] .mechanism-item__icon span:last-child {
  transform: rotate(0deg);
}

.mechanism-item__answer {
  height: auto;
  overflow: hidden;
  contain: layout;
}

.mechanism-item__answer-inner {
  max-width: 58ch;
  padding: 2px 38px 26px 48px;
}

.mechanism-item__answer p {
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.83rem;
  line-height: 1.68;
}

.catalog-section {
  padding-block: clamp(100px, 11vw, 160px);
  border-top: 1px solid var(--rule-blue);
}

.catalog-layout {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 34px;
}

.catalog-main {
  min-width: 0;
}

.folio-rail {
  position: sticky;
  top: 112px;
  height: calc(100vh - 150px);
  min-height: 420px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  justify-items: center;
  gap: 18px;
  padding-block: 8px;
}

.folio-rail__label {
  writing-mode: vertical-rl;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
}

.folio-rail__track {
  position: relative;
  width: 1px;
  height: 100%;
  background: var(--rule-blue);
}

.folio-rail__track span {
  position: absolute;
  inset: 0;
  background: var(--action-cobalt);
  transform: scaleY(0);
  transform-origin: top;
}

.folio-rail__brand {
  max-height: 180px;
  overflow: hidden;
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.58rem;
  text-overflow: ellipsis;
  white-space: nowrap;
  writing-mode: vertical-rl;
}

.catalog-toolbar {
  display: grid;
  grid-template-columns: minmax(250px, 1fr) auto;
  gap: 14px;
  margin-bottom: 18px;
}

.catalog-search {
  min-height: 52px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  border: 1px solid var(--rule-blue);
  border-radius: 6px;
  background: var(--surface);
}

.catalog-search:focus-within {
  border-color: var(--action-cobalt);
  box-shadow: 0 0 0 3px rgba(21, 94, 239, 0.12);
}

.catalog-search svg {
  width: 18px;
  fill: none;
  stroke: var(--journal-blue);
  stroke-linecap: round;
  stroke-width: 1.5;
}

.catalog-search input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.catalog-search input::placeholder {
  color: #72859a;
}

.sort-control {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px 0 16px;
  border: 1px solid var(--rule-blue);
  border-radius: 6px;
  background: var(--surface);
}

.sort-control span {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sort-control select {
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 0.78rem;
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.category-chips button {
  min-height: 42px;
  padding: 0 15px;
  border: 1px solid var(--rule-blue);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.63rem;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
}

.category-chips button:hover,
.category-chips button[aria-pressed="true"] {
  border-color: var(--journal-blue);
  background: var(--journal-blue);
  color: white;
}

.active-filter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
  padding: 12px 15px;
  border-left: 3px solid var(--action-cobalt);
  background: var(--surface-blue);
  font-family: var(--font-data);
  font-size: 0.68rem;
}

.active-filter button {
  min-height: 36px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--rule-blue);
  background: transparent;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.65rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.empty-state {
  min-height: 380px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 14px;
  border: 1px solid var(--rule-blue);
  background: var(--surface);
  text-align: center;
}

.empty-state h3 {
  font-size: clamp(1.7rem, 3vw, 2.7rem);
  font-weight: 570;
  letter-spacing: -0.04em;
}

.empty-state p {
  max-width: 52ch;
  color: var(--ink-soft);
  font-family: var(--font-reading);
  line-height: 1.6;
}

.faq-section {
  border-top: 1px solid var(--rule-blue);
}

.faq-list {
  max-width: 920px;
  margin-left: auto;
  border-top: 1px solid var(--rule-blue);
}

.faq-item {
  border-bottom: 1px solid var(--rule-blue);
}

.faq-item summary {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  list-style: none;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  font-weight: 560;
}

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

.faq-question {
  flex: 1;
}

.faq-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  color: var(--action-cobalt);
}

.faq-icon__bar {
  position: absolute;
  inset: 0;
  width: 13px;
  height: 2px;
  margin: auto;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
}

.faq-icon__bar:first-child {
  transform: rotate(0deg);
}

.faq-icon__bar:last-child {
  transform: rotate(90deg);
}

.faq-item[open] .faq-icon__bar:first-child {
  transform: rotate(180deg);
}

.faq-item[open] .faq-icon__bar:last-child {
  transform: rotate(0deg);
}

.faq-answer {
  height: auto;
  overflow: hidden;
  contain: layout;
}

.faq-answer__inner {
  max-width: 68ch;
  padding: 0 60px 28px 0;
}

.faq-answer p {
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.92rem;
  line-height: 1.7;
}

.site-footer {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(300px, 1.25fr) minmax(330px, 0.75fr);
  gap: 70px;
  margin: 40px 0 0;
  padding: clamp(54px, 7vw, 90px) max(24px, calc((100% - var(--max-width)) / 2));
  border-top: 1px solid #315372;
  background: var(--ink);
  color: #e9f1f8;
}

.brand-lockup--footer .brand-lockup__mark {
  border-color: #6f8daa;
  color: #e9f1f8;
}

.brand-lockup--footer .brand-lockup__type small {
  color: #90a8be;
}

.site-footer__lead > p {
  max-width: 62ch;
  margin-top: 30px;
  color: #9fb2c4;
  font-family: var(--font-reading);
  font-size: 0.82rem;
  line-height: 1.7;
}

.site-footer__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 44px;
}

.site-footer__links > div {
  display: grid;
  align-content: start;
  gap: 13px;
}

.footer-label {
  margin-bottom: 8px;
  color: #6f91af;
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-footer__links a {
  width: fit-content;
  color: #d8e5ef;
  font-size: 0.82rem;
}

.site-footer__links a:hover {
  color: white;
}

.site-footer__legal {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  gap: 30px;
  padding-top: 34px;
  border-top: 1px solid #294763;
}

.site-footer__legal p {
  max-width: 90ch;
  color: #819aaf;
  font-family: var(--font-data);
  font-size: 0.58rem;
  line-height: 1.6;
}

.search-dialog {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  place-items: start center;
  padding: min(12vh, 100px) 20px 30px;
}

.search-dialog__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: rgba(5, 19, 34, 0.72);
  backdrop-filter: blur(10px);
}

.search-dialog__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 720px);
  max-height: calc(100vh - 100px);
  overflow: auto;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid var(--rule-blue);
  background: var(--paper);
  box-shadow: 0 30px 90px rgba(0, 15, 34, 0.3);
}

.search-dialog__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.61rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.search-dialog__close {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--rule-blue);
  border-radius: 4px;
  background: var(--surface);
  color: var(--journal-blue);
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    background 0.2s ease,
    color 0.2s ease;
}

.search-dialog__close:hover,
.search-dialog__close:focus-visible {
  border-color: var(--journal-blue);
  background: var(--journal-blue);
  color: var(--paper);
}

.search-dialog__close:focus-visible {
  outline: 2px solid var(--focus-blue);
  outline-offset: 2px;
}

.search-dialog__close svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.6;
}

.search-dialog__panel h2 {
  margin: 18px 0 26px;
  font-size: clamp(2rem, 6vw, 4.1rem);
  font-weight: 570;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.search-dialog__panel > label {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.61rem;
}

.search-dialog__input {
  min-height: 58px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 13px;
  padding: 0 16px;
  border: 1px solid var(--journal-blue);
  background: var(--surface);
}

.search-dialog__input svg {
  width: 20px;
  fill: none;
  stroke: var(--journal-blue);
  stroke-linecap: round;
  stroke-width: 1.5;
}

.search-dialog__input input {
  border: 0;
  outline: 0;
  background: transparent;
  font-size: 1rem;
}

.search-dialog__results {
  display: grid;
  margin-block: 22px;
  border-top: 1px solid var(--rule-blue);
}

.search-result {
  min-height: 76px;
  display: grid;
  grid-template-columns: 58px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 8px;
  border-bottom: 1px solid var(--rule-blue);
  background: transparent;
  transition: background 0.2s ease;
}

.search-result:hover {
  background: var(--surface-blue);
}

.search-result img {
  width: 58px;
  height: 58px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.search-result > span:nth-child(2) {
  display: grid;
  gap: 4px;
}

.search-result strong {
  font-size: 0.88rem;
}

.search-result small {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.57rem;
  text-transform: uppercase;
}

.search-dialog__empty {
  padding: 28px 8px;
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.88rem;
}

.search-dialog__empty {
  display: grid;
  gap: 5px;
}

.breadcrumbs {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--rule-blue);
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.62rem;
}

.breadcrumbs a {
  color: var(--journal-blue);
}

.breadcrumbs a:hover {
  color: var(--action-cobalt);
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) minmax(380px, 0.9fr);
  gap: clamp(52px, 8vw, 120px);
  align-items: center;
  padding-block: clamp(70px, 9vw, 130px);
}

.product-hero__visual {
  position: relative;
}

.product-hero__plate-label {
  position: absolute;
  z-index: 3;
  top: 20px;
  left: 20px;
  padding: 7px 9px;
  border: 1px solid var(--rule-blue);
  background: rgba(255, 255, 255, 0.88);
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-hero__image-stage {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--rule-blue);
  background: var(--surface);
}

.product-hero__image-stage::after {
  position: absolute;
  bottom: 8%;
  width: 52%;
  height: 18px;
  border-radius: 50%;
  background: rgba(9, 31, 54, 0.12);
  filter: blur(12px);
  content: "";
}

.product-hero__image-stage img {
  position: relative;
  z-index: 1;
  width: 91%;
  height: 91%;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.product-hero__copy h1 {
  margin: 18px 0 24px;
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 580;
  letter-spacing: -0.068em;
  line-height: 0.91;
}

.product-hero__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding-block: 18px;
  border-block: 1px solid var(--rule-blue);
}

.product-hero__meta strong {
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 1.2rem;
  font-weight: 500;
}

.product-hero__meta span {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.61rem;
}

.product-hero__description {
  margin-top: 28px;
  color: var(--ink);
  font-family: var(--font-reading);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.75;
}

.product-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 32px;
}

.variant-nav {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--rule-blue);
}

.variant-nav > span {
  display: block;
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.variant-nav > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.variant-nav a {
  min-width: 64px;
  min-height: 42px;
  display: grid;
  place-items: center;
  padding: 0 12px;
  border: 1px solid var(--rule-blue);
  border-radius: 5px;
  background: var(--surface);
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.65rem;
}

.variant-nav a:hover {
  border-color: var(--action-cobalt);
  color: var(--action-cobalt);
}

.record-section {
  width: min(100%, 1480px);
  margin-inline: auto;
  padding: clamp(80px, 9vw, 130px) max(24px, calc((100% - var(--max-width)) / 2));
  border-block: 1px solid var(--rule-blue);
  background: rgba(255, 255, 255, 0.65);
}

.record-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--rule-blue);
  background: var(--surface);
}

.record-grid > div {
  min-height: 116px;
  display: grid;
  align-content: center;
  gap: 9px;
  padding: 20px;
  border-right: 1px solid var(--rule-blue);
}

.record-grid > div:last-child {
  border-right: 0;
}

.record-grid dt {
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.record-grid dd {
  color: var(--journal-blue);
  font-size: 1rem;
  font-weight: 600;
}

.coa-callout {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  margin-top: 18px;
  padding: 22px;
  border: 1px solid var(--journal-blue);
  background: #eef6f9;
}

.coa-callout__mark {
  min-width: 56px;
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--journal-blue);
  color: var(--journal-blue);
  font-family: var(--font-data);
  font-size: 0.68rem;
}

.coa-callout h3 {
  margin-bottom: 5px;
  font-size: 1rem;
  font-weight: 600;
}

.coa-callout p,
.coa-callout a {
  color: var(--ink-soft);
  font-family: var(--font-reading);
  font-size: 0.78rem;
  line-height: 1.55;
}

.coa-callout a {
  border-bottom: 1px solid var(--rule-blue);
  color: var(--journal-blue);
  white-space: nowrap;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.mobile-source-bar {
  display: none;
}

@media (max-width: 1180px) {
  .desktop-nav {
    gap: 14px;
  }

  .desktop-nav a {
    font-size: 0.7rem;
  }

  .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
  }

  .hero__plate {
    min-height: 500px;
  }

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

@media (max-width: 940px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 20px;
  }

  .desktop-nav {
    display: none;
  }

  .menu-trigger {
    display: grid;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 52px;
    padding: 95px 0 70px;
  }

  .hero::before {
    top: auto;
    right: -30vw;
    bottom: 4%;
    width: 100vw;
    height: 44%;
  }

  .hero__copy {
    max-width: 680px;
    padding-left: 0;
  }

  .hero__plate {
    width: min(100%, 680px);
    min-height: 570px;
    margin-inline: auto;
  }

  .trust-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-strip > div:nth-child(2) {
    border-right: 0;
  }

  .trust-strip > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--rule-blue);
  }

  .section-heading,
  .catalog-heading {
    grid-template-columns: 1fr;
    gap: 22px;
  }

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

  .mechanism-section {
    grid-template-columns: 1fr;
  }

  .mechanism-visual {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--rule-blue);
  }

  .mechanism-visual__stage {
    width: 100%;
    min-height: 0;
    aspect-ratio: 760 / 560;
    padding: clamp(20px, 5vw, 34px) clamp(14px, 4vw, 28px) 18px;
  }

  .product-hero {
    grid-template-columns: 1fr;
  }

  .product-hero__visual {
    width: min(100%, 680px);
    margin-inline: auto;
  }

  .product-hero__copy {
    max-width: 700px;
  }

  .record-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .record-grid > div:nth-child(2) {
    border-right: 0;
  }

  .record-grid > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--rule-blue);
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 64px;
  }

  html {
    scroll-padding-top: 110px;
  }

  body {
    background: var(--paper);
  }

  .section-shell {
    width: min(calc(100% - 32px), var(--max-width));
  }

  .research-strip {
    justify-content: center;
    gap: 10px;
    padding-inline: 16px;
  }

  .research-strip p {
    max-width: 280px;
    font-size: 0.53rem;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand-lockup__mark {
    width: 34px;
    height: 34px;
  }

  .brand-lockup__type strong {
    font-size: 0.85rem;
  }

  .brand-lockup__type small {
    display: none;
  }

  .icon-button {
    width: 42px;
    height: 42px;
  }

  .hero {
    width: min(calc(100% - 32px), var(--max-width));
    padding-top: 80px;
    overflow: clip;
  }

  .hero__copy h1 {
    margin-block: 18px 22px;
    font-size: clamp(3.2rem, 16vw, 5rem);
  }

  .hero__actions {
    display: grid;
    gap: 10px;
    margin-top: 30px;
  }

  .hero__actions .button {
    width: 100%;
  }

  .hero__plate {
    --hero-product-baseline: 8%;
    min-height: min(118vw, 520px);
    overflow: clip;
  }

  .hero-product--bpc {
    left: 0;
    width: 34%;
  }

  .hero-product--glow {
    left: 31%;
    width: 38%;
  }

  .hero-product--r3 {
    right: 0;
    width: 32%;
  }

  .hero__annotation {
    min-height: 44px;
    padding: 7px 9px;
  }

  .hero__annotation span,
  .hero__annotation strong {
    font-size: 0.51rem;
  }

  .hero__annotation--top {
    right: auto;
    bottom: 2%;
    left: 0;
  }

  .hero__annotation--bottom {
    right: 0;
    bottom: 1%;
    left: auto;
  }

  .hero__annotation--r3 {
    right: 0;
    bottom: 2%;
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

  .trust-strip > div {
    min-height: 95px;
    border-right: 0;
    border-bottom: 1px solid var(--rule-blue);
  }

  .trust-strip > div:last-child {
    border-bottom: 0;
  }

  .faq-section,
  .related-section {
    padding-block: 82px;
  }

  .mechanism-section {
    margin-bottom: 82px;
  }

  .mechanism-copy {
    padding: 24px;
  }

  .mechanism-visual {
    padding: 0;
  }

  .mechanism-visual__stage {
    aspect-ratio: 1 / 1;
  }

  .mechanism-visual__citation {
    margin-top: -4px;
    font-size: 0.66rem;
  }

  .mechanism-copy {
    padding-block: 42px;
  }

  .mechanism-copy h2 {
    margin-bottom: 28px;
    font-size: clamp(2.75rem, 13vw, 4.25rem);
  }

  .mechanism-item summary {
    min-height: 76px;
    grid-template-columns: 28px minmax(0, 1fr) 18px;
    gap: 12px;
  }

  .mechanism-item__answer-inner {
    padding: 0 28px 24px 40px;
  }

  .section-heading,
  .catalog-heading {
    margin-bottom: 34px;
  }

  .catalog-section {
    padding-block: 82px;
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .folio-rail {
    position: sticky;
    z-index: 4;
    top: 64px;
    height: 38px;
    min-height: 0;
    grid-template-columns: auto 1fr auto;
    grid-template-rows: 1fr;
    align-items: center;
    justify-items: stretch;
    gap: 12px;
    padding: 0 10px;
    border: 1px solid var(--rule-blue);
    background: rgba(247, 250, 252, 0.96);
    backdrop-filter: blur(12px);
  }

  .folio-rail__label,
  .folio-rail__brand {
    writing-mode: initial;
  }

  .folio-rail__brand {
    max-width: 42vw;
    max-height: none;
  }

  .folio-rail__track {
    width: 100%;
    height: 1px;
  }

  .folio-rail__track span {
    transform-origin: left;
  }

  .catalog-toolbar {
    grid-template-columns: 1fr;
  }

  .sort-control {
    justify-content: space-between;
  }

  .category-chips {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin-right: -16px;
    padding-right: 16px;
    scrollbar-width: none;
  }

  .category-chips button {
    flex: 0 0 auto;
  }

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

  .product-card {
    border-radius: 7px;
  }

  .product-card__image {
    aspect-ratio: 1.1;
  }

  .faq-list {
    margin-left: 0;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-inline: 24px;
  }

  .site-footer__legal {
    display: grid;
  }

  .search-dialog {
    place-items: end center;
    padding: 16px 12px;
  }

  .search-dialog__panel {
    width: 100%;
    max-height: calc(100vh - 32px);
    padding: 28px 20px;
  }

  .breadcrumbs {
    min-height: 60px;
    overflow-x: auto;
    white-space: nowrap;
  }

  .product-hero {
    padding-block: 56px 86px;
  }

  .product-hero__copy h1 {
    font-size: clamp(3rem, 15vw, 4.9rem);
  }

  .product-hero__meta {
    display: grid;
  }

  .product-hero__actions {
    display: grid;
  }

  .product-hero__actions .button {
    width: 100%;
  }

  .record-section {
    padding-inline: 16px;
  }

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

  .record-grid > div {
    min-height: 90px;
    border-right: 0;
    border-bottom: 1px solid var(--rule-blue);
  }

  .record-grid > div:last-child {
    border-bottom: 0;
  }

  .coa-callout {
    grid-template-columns: auto 1fr;
  }

  .coa-callout a {
    grid-column: 1 / -1;
  }

  .related-grid {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: min(82vw, 330px);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .related-grid .product-card {
    scroll-snap-align: start;
  }

  .product-detail-page {
    padding-bottom: 88px;
  }

  .mobile-source-bar {
    position: fixed;
    z-index: 80;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    padding: 10px 12px;
    border-top: 1px solid var(--rule-blue);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 -10px 30px rgba(12, 49, 87, 0.11);
    backdrop-filter: blur(14px);
  }

  .mobile-source-bar > div {
    min-width: 0;
    display: grid;
    gap: 2px;
  }

  .mobile-source-bar > div span {
    overflow: hidden;
    font-size: 0.72rem;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-source-bar > div strong {
    color: var(--journal-blue);
    font-family: var(--font-data);
    font-size: 0.66rem;
  }

  .mobile-source-bar .button {
    min-height: 44px;
    padding-inline: 14px;
  }
}

@media (max-width: 420px) {
  .brand-lockup__type strong {
    max-width: 125px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero-product--bpc {
    left: 0;
    width: 35%;
  }

  .hero-product--glow {
    left: 31%;
    width: 39%;
  }

  .hero-product--r3 {
    right: 0;
    width: 34%;
  }

  .hero__annotation {
    padding-inline: 7px;
  }

  .hero__annotation span,
  .hero__annotation strong {
    font-size: 0.47rem;
    letter-spacing: 0.055em;
  }

  .hero__annotation--top {
    left: 0;
  }

  .hero__annotation--bottom {
    bottom: 1%;
    left: auto;
  }

  .hero__annotation--r3 {
    right: 0;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .mechanism-visual__motion {
    display: none;
  }

  .mechanism-visual__poster {
    display: block;
  }
}