/*
 * AHL Traditional Chinese V2
 * Shared Chinese V2 foundation. All selectors are scoped to the zh-* system so
 * legacy Chinese pages can continue using page.css without visual regression.
 */

body.zh-site-v2 {
  --zh-ink: #1e2a31;
  --zh-muted: #56656e;
  --zh-navy: #213642;
  --zh-navy-deep: #172932;
  --zh-peach: #f4c3aa;
  --zh-peach-soft: #fff3ed;
  --zh-blue-soft: #eaf2f5;
  --zh-stone: #f5f4f1;
  --zh-line: #dfe5e7;
  --zh-white: #ffffff;
  margin: 0;
  overflow-x: hidden;
  color: var(--zh-ink);
  background: var(--zh-white);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.zh-site-v2,
.zh-site-v2 *,
.zh-site-v2 *::before,
.zh-site-v2 *::after {
  box-sizing: border-box;
}

.zh-site-v2 h1,
.zh-site-v2 h2,
.zh-site-v2 h3,
.zh-site-v2 p,
.zh-site-v2 figure {
  margin: 0;
}

.zh-site-v2 img {
  display: block;
  max-width: 100%;
  height: auto;
}

.zh-site-v2 a {
  color: inherit;
  text-decoration: none;
}

.zh-site-v2 button,
.zh-site-v2 a {
  -webkit-tap-highlight-color: transparent;
}

.zh-site-v2 a:focus-visible,
.zh-site-v2 button:focus-visible {
  outline: 3px solid var(--zh-peach);
  outline-offset: 4px;
}

.zh-container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.zh-skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1100;
  padding: 10px 16px;
  color: var(--zh-navy-deep);
  background: var(--zh-peach);
  border-radius: 3px;
  transform: translateY(-180%);
  transition: transform 180ms ease;
}

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

/* Header */

.zh-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  color: var(--zh-white);
  background: var(--zh-navy-deep);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.zh-header-inner {
  position: relative;
  display: flex;
  min-height: 84px;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.zh-brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
}

.zh-brand img {
  width: 112px;
}

.zh-primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(16px, 1.65vw, 26px);
}

.zh-primary-nav > a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.03em;
  white-space: nowrap;
  transition: color 180ms ease;
}

.zh-primary-nav > a:not(.zh-language-link)::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: var(--zh-peach);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.zh-primary-nav > a:hover {
  color: var(--zh-white);
}

.zh-primary-nav > a:not(.zh-language-link):hover::after,
.zh-primary-nav > a:not(.zh-language-link):focus-visible::after {
  transform: scaleX(1);
}

.zh-primary-nav .zh-language-link {
  min-width: 54px;
  min-height: 40px;
  padding: 8px 14px;
  color: var(--zh-ink);
  background: var(--zh-peach);
  border-radius: 3px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  transition: background-color 180ms ease, transform 180ms ease;
}

.zh-primary-nav .zh-language-link:hover {
  color: var(--zh-ink);
  background: #ffd2ba;
  transform: translateY(-1px);
}

.zh-nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 11px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  color: inherit;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 3px;
}

.zh-nav-toggle span {
  display: block;
  width: 21px;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.zh-nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.zh-nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.zh-nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Shared components */

.zh-section {
  padding-block: clamp(64px, 6vw, 80px);
}

.zh-section-heading {
  margin-bottom: clamp(28px, 3vw, 36px);
}

.zh-section-heading h2,
.zh-home-tutorial-copy h2 {
  max-width: 860px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.25rem, 3.8vw, 3.4rem);
  font-weight: 500;
  line-height: 1.28;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.zh-section-heading > p:not(.zh-kicker),
.zh-section-heading-copy,
.zh-home-tutorial-copy > p:not(.zh-kicker) {
  color: var(--zh-muted);
  font-size: 18px;
  line-height: 1.8;
}

.zh-section-heading-centered {
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

.zh-section-heading-centered h2 {
  margin-inline: auto;
}

.zh-section-heading-centered > p:not(.zh-kicker) {
  max-width: 680px;
  margin: 20px auto 0;
}

.zh-section-heading-split {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  align-items: end;
  gap: clamp(44px, 7vw, 96px);
}

.zh-section-heading-copy p + p {
  margin-top: 14px;
}

.zh-kicker {
  margin-bottom: 16px;
  color: #b7613d;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.zh-button {
  display: inline-flex;
  min-height: 52px;
  padding: 13px 24px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 3px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.025em;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.zh-button:hover {
  transform: translateY(-2px);
}

.zh-button-primary {
  color: var(--zh-white);
  background: var(--zh-navy);
  border-color: var(--zh-navy);
}

.zh-button-primary:hover {
  color: var(--zh-white);
  background: var(--zh-navy-deep);
  border-color: var(--zh-navy-deep);
}

.zh-button-secondary {
  color: var(--zh-ink);
  background: rgba(255, 255, 255, 0.7);
  border-color: #a9b5ba;
}

.zh-button-secondary:hover {
  color: var(--zh-ink);
  background: var(--zh-white);
  border-color: var(--zh-ink);
}

.zh-text-link {
  display: inline-flex;
  width: fit-content;
  color: #9c4f31;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.025em;
  transition: color 180ms ease, transform 180ms ease;
}

.zh-text-link:hover {
  color: var(--zh-navy-deep);
  transform: translateX(3px);
}

.zh-card {
  background: var(--zh-white);
  border: 1px solid var(--zh-line);
  border-radius: 4px;
  box-shadow: 0 18px 44px rgba(33, 54, 66, 0.06);
}

/* Hero */

.zh-hero {
  position: relative;
  display: flex;
  min-height: clamp(650px, 50vw, 720px);
  align-items: stretch;
  isolation: isolate;
  background-color: #f2f7f8;
  background-image:
    linear-gradient(90deg, rgba(242, 247, 248, 0.99) 0%, rgba(242, 247, 248, 0.94) 34%, rgba(242, 247, 248, 0.36) 57%, rgba(242, 247, 248, 0.02) 76%),
    url("../images/index/kv/bg1.jpg");
  background-position: right center;
  background-repeat: no-repeat;
  background-size: cover;
}

.zh-hero-inner {
  display: flex;
  width: min(1248px, calc(100% - 48px));
  align-items: flex-start;
}

.zh-hero-copy {
  width: min(620px, 50%);
  padding-block: clamp(100px, 7.65vw, 110px) 0;
}

.zh-hero-copy .zh-kicker {
  color: #8e4d33;
}

.zh-hero h1 {
  max-width: 620px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.875rem, 2.22vw, 2rem);
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.zh-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.zh-hero .zh-button-primary,
.zh-hero .zh-button-primary:hover {
  color: var(--zh-white);
}

/* Summary strip */

.zh-home-summary {
  position: relative;
  z-index: 2;
  background: var(--zh-navy);
}

.zh-home-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.zh-home-summary-item {
  position: relative;
  min-height: 122px;
  padding: 28px clamp(24px, 4vw, 50px);
  color: var(--zh-white);
}

.zh-home-summary-item + .zh-home-summary-item {
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}

.zh-home-summary-item span {
  display: block;
  margin-bottom: 5px;
  color: var(--zh-peach);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 21px;
  font-weight: 500;
}

.zh-home-summary-item p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
}

/* Product portfolio */

.zh-home-products {
  background: var(--zh-white);
}

.zh-home-product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.zh-home-product-family {
  display: flex;
  min-height: 248px;
  padding: 32px 34px;
  flex-direction: column;
  background: var(--zh-blue-soft);
  border: 1px solid var(--zh-line);
  border-radius: 4px;
}

.zh-home-product-family:nth-child(2) {
  background: var(--zh-stone);
}

.zh-home-product-label {
  color: #a45434;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.zh-home-product-family h3 {
  margin-top: 24px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 30px;
  font-weight: 500;
  line-height: 1.4;
}

.zh-home-product-family p {
  margin-top: 6px;
  color: var(--zh-muted);
  font-size: 15px;
  letter-spacing: 0.08em;
}

.zh-home-product-family .zh-text-link {
  margin-top: auto;
  padding-top: 26px;
}

/* Technology and quality */

.zh-home-technology {
  background: var(--zh-stone);
}

.zh-home-technology .zh-section-heading-copy {
  display: flex;
  justify-content: flex-end;
}

.zh-home-technology-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid #d7dddf;
  border-bottom: 1px solid #d7dddf;
}

.zh-home-technology-item {
  min-height: 224px;
  padding: 28px 24px;
}

.zh-home-technology-item + .zh-home-technology-item {
  border-left: 1px solid #d7dddf;
}

.zh-home-technology-item img {
  width: 68px;
  height: 68px;
  object-fit: contain;
}

.zh-home-technology-item h3 {
  margin-top: 22px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.45;
}

.zh-home-technology-item p {
  margin-top: 8px;
  color: var(--zh-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* Use cases */

.zh-home-use-cases {
  background: var(--zh-white);
}

.zh-home-use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--zh-line);
  border-bottom: 1px solid var(--zh-line);
}

.zh-home-use-case {
  display: flex;
  min-height: 286px;
  padding: 28px 24px;
  flex-direction: column;
}

.zh-home-use-case + .zh-home-use-case {
  border-left: 1px solid var(--zh-line);
}

.zh-home-use-case > span {
  color: #a45434;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.zh-home-use-case h3 {
  margin-top: 24px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 23px;
  font-weight: 500;
  line-height: 1.45;
}

.zh-home-use-case p {
  margin-top: 12px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.75;
}

.zh-home-use-case a {
  width: fit-content;
  margin-top: auto;
  padding-top: 22px;
  color: #9c4f31;
  font-size: 14px;
  font-weight: 700;
}

.zh-home-use-case a:hover {
  color: var(--zh-navy-deep);
}

/* Tutorial */

.zh-home-tutorial {
  background: var(--zh-blue-soft);
}

.zh-home-tutorial-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: clamp(48px, 7vw, 96px);
}

.zh-home-tutorial-copy > p:not(.zh-kicker) {
  margin-top: 22px;
}

.zh-home-tutorial-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.zh-home-video {
  position: relative;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--zh-navy-deep);
  border: 1px solid rgba(30, 42, 49, 0.15);
  border-radius: 5px;
  box-shadow: 0 24px 60px rgba(33, 54, 66, 0.16);
}

.zh-home-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Symptoms */

.zh-home-symptoms {
  padding-block: clamp(64px, 5vw, 72px);
  background: var(--zh-white);
}

.zh-home-symptoms .zh-section-heading h2 {
  font-size: clamp(2.5rem, 3.06vw, 2.75rem);
}

.zh-home-symptom-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.zh-home-symptom-card {
  display: flex;
  min-height: 170px;
  padding: 16px 30px;
  flex-direction: column;
  background: var(--zh-white);
  border: 1px solid var(--zh-line);
  border-radius: 7px;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.zh-home-symptom-card:hover {
  border-color: #b9c6ca;
  background: #fbfcfc;
}

.zh-home-symptom-label {
  color: var(--zh-navy);
  font-size: 32px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.14em;
}

.zh-home-symptom-card h3 {
  margin-top: 6px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 28px;
  font-weight: 500;
  line-height: 1.3;
}

.zh-home-symptom-card p {
  margin-top: 2px;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.65;
}

.zh-home-symptom-link {
  margin-top: auto;
  padding-top: 6px;
  color: #9c4f31;
  font-size: 14px;
  font-weight: 700;
}

/* Event */

.zh-home-event {
  background: var(--zh-stone);
}

.zh-home-event-label {
  margin-top: 12px;
  color: #7f8c92;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.zh-home-event-gallery {
  display: grid;
  width: min(606px, 100%);
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.72fr) minmax(0, 1fr);
  align-items: end;
  justify-content: start;
  gap: 8px;
}

.zh-home-event-gallery figure {
  overflow: hidden;
  background: var(--zh-white);
  border-radius: 3px;
}

.zh-home-event-gallery figure:nth-child(1) {
  aspect-ratio: 4 / 3;
}

.zh-home-event-gallery figure:nth-child(2) {
  aspect-ratio: 3 / 4;
}

.zh-home-event-gallery figure:nth-child(3) {
  aspect-ratio: 4 / 3;
}

.zh-home-event-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Contact */

.zh-home-contact {
  color: var(--zh-white);
  background: var(--zh-navy);
}

.zh-home-contact .zh-kicker {
  color: var(--zh-peach);
}

.zh-home-contact .zh-section-heading h2 {
  color: var(--zh-white);
}

.zh-home-contact .zh-section-heading > p:not(.zh-kicker) {
  color: rgba(255, 255, 255, 0.72);
}

.zh-home-contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.zh-home-contact-card {
  display: flex;
  min-height: 294px;
  padding: 32px;
  flex-direction: column;
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: none;
  transition: border-color 180ms ease, transform 180ms ease;
}

.zh-home-contact-card:hover {
  border-color: var(--zh-peach);
  transform: translateY(-3px);
}

.zh-home-contact-number {
  color: #bd7454;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.zh-home-contact-card h3 {
  margin-top: 30px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 26px;
  font-weight: 500;
}

.zh-home-contact-card p {
  margin-top: 13px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-home-contact-card strong {
  margin-top: auto;
  padding-top: 24px;
  color: var(--zh-ink);
  font-size: 15px;
  font-weight: 700;
}

/* Products overview */

.zh-products-page .zh-section {
  padding-block: clamp(60px, 4.75vw, 68px);
}

.zh-products-page .zh-section-heading {
  margin-bottom: clamp(26px, 2.2vw, 32px);
}

.zh-products-page .zh-primary-nav > a[aria-current="page"] {
  color: var(--zh-white);
}

.zh-products-page .zh-primary-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.zh-products-page .zh-products-hero {
  display: flex;
  min-height: 320px;
  align-items: stretch;
  background:
    linear-gradient(105deg, rgba(234, 242, 245, 0.96), rgba(245, 244, 241, 0.78)),
    var(--zh-blue-soft);
  border-bottom: 1px solid var(--zh-line);
}

.zh-products-page .zh-products-hero-inner {
  display: grid;
  min-height: inherit;
  padding-block: 34px;
  align-content: center;
  gap: 24px;
}

.zh-products-page .zh-products-hero h1 {
  max-width: 760px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.zh-products-page .zh-products-hero h1 + p {
  max-width: 660px;
  margin-top: 14px;
  color: var(--zh-muted);
  font-size: 18px;
  line-height: 1.8;
}

.zh-products-page .zh-products-hero-navigator {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid #cbd8dc;
}

.zh-products-page .zh-products-hero-group {
  display: grid;
  grid-template-columns: minmax(150px, 0.9fr) minmax(0, 1.1fr);
  min-width: 0;
  padding: 17px 28px 2px 0;
  align-items: center;
  gap: 20px;
  scroll-margin-top: 104px;
}

.zh-products-page .zh-products-hero-group + .zh-products-hero-group {
  padding-right: 0;
  padding-left: 28px;
  border-left: 1px solid #cbd8dc;
}

.zh-products-page .zh-products-hero-group-heading {
  display: flex;
  min-width: 0;
  align-items: baseline;
  gap: 14px;
}

.zh-products-page .zh-products-hero-group-heading p {
  flex: 0 0 auto;
  color: #a65535;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.zh-products-page .zh-products-hero-group-heading h2 {
  min-width: 0;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
}

.zh-products-page .zh-products-hero-links {
  display: flex;
  min-width: 0;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.zh-products-page .zh-products-hero-links a {
  display: inline-flex;
  min-height: 44px;
  padding: 7px 2px 5px;
  align-items: center;
  gap: 5px;
  color: var(--zh-navy-deep);
  border-bottom: 1px solid rgba(30, 42, 49, 0.3);
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.025em;
  transition: color 180ms ease, border-color 180ms ease;
}

.zh-products-page .zh-products-hero-links a span {
  transition: transform 180ms ease;
}

.zh-products-page .zh-products-hero-links a:hover,
.zh-products-page .zh-products-hero-links a:focus-visible {
  color: #9c4f31;
  border-color: #c66f4b;
}

.zh-products-page .zh-products-hero-links a:hover span,
.zh-products-page .zh-products-hero-links a:focus-visible span {
  transform: translateX(3px);
}

.zh-products-page .zh-products-concern {
  background: #fbfbfa;
}

.zh-products-page .zh-products-group + .zh-products-group {
  margin-top: 48px;
}

.zh-products-page .zh-products-group-heading {
  display: flex;
  margin-bottom: 22px;
  align-items: center;
  gap: 16px;
}

.zh-products-page .zh-products-group-heading span {
  color: #a65535;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.zh-products-page .zh-products-group-heading h3 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.35rem, 2vw, 1.65rem);
  font-weight: 500;
  line-height: 1.4;
}

.zh-products-page .zh-products-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.zh-products-page .zh-product-card {
  display: flex;
  min-height: 248px;
  padding: 28px;
  flex-direction: column;
  background: var(--zh-white);
  border: 1px solid var(--zh-line);
  border-top: 3px solid var(--zh-peach);
  border-radius: 4px;
}

.zh-products-page .zh-product-card-kicker {
  color: #9c4f31;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.16em;
}

.zh-products-page .zh-product-card h4 {
  margin: 16px 0 0;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.02em;
}

.zh-products-page .zh-product-card > p:not(.zh-product-card-kicker) {
  margin-top: 16px;
  color: var(--zh-muted);
  font-size: 16px;
  line-height: 1.8;
}

.zh-products-page .zh-product-card .zh-text-link {
  margin-top: auto;
  padding-top: 24px;
}

.zh-products-page .zh-products-screening-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 40px;
  padding: 26px 28px;
  align-items: center;
  gap: 36px;
  background: var(--zh-blue-soft);
  border: 1px solid #d7e2e6;
  border-radius: 4px;
}

.zh-products-page .zh-products-screening-note strong {
  display: block;
  color: var(--zh-ink);
  font-size: 16px;
}

.zh-products-page .zh-products-screening-note p {
  margin-top: 7px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-products-page .zh-products-screening-note .zh-text-link {
  white-space: nowrap;
}

.zh-products-page .zh-products-use-cases {
  background: var(--zh-white);
}

.zh-products-page .zh-products-use-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.zh-products-page .zh-products-use-case {
  display: flex;
  min-height: 252px;
  padding: 24px;
  flex-direction: column;
  border-top: 1px solid var(--zh-line);
}

.zh-products-page .zh-products-use-case + .zh-products-use-case {
  border-left: 1px solid var(--zh-line);
}

.zh-products-page .zh-products-use-case > span {
  color: #a65535;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.zh-products-page .zh-products-use-case h3 {
  margin-top: 18px;
  color: var(--zh-ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.45;
}

.zh-products-page .zh-products-use-case p {
  margin-top: 12px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-products-page .zh-products-use-case .zh-text-link {
  margin-top: auto;
  padding-top: 20px;
}

.zh-products-page .zh-products-technology {
  padding-block: 46px;
  background: var(--zh-blue-soft);
  border-top: 1px solid #d7e2e6;
}

.zh-products-page .zh-products-technology-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.zh-products-page .zh-products-technology .zh-kicker {
  margin-bottom: 8px;
}

.zh-products-page .zh-products-technology p:not(.zh-kicker) {
  color: var(--zh-muted);
  font-size: 16px;
  line-height: 1.7;
}

/* Symptoms and health-management hub */

.zh-symptoms-page .zh-primary-nav > a[aria-current="page"] {
  color: var(--zh-white);
}

.zh-symptoms-page .zh-primary-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.zh-symptoms-page .zh-symptoms-main {
  background: var(--zh-white);
}

.zh-symptoms-page .zh-symptoms-hero {
  display: flex;
  min-height: 248px;
  align-items: center;
  text-align: center;
  background:
    linear-gradient(105deg, rgba(234, 242, 245, 0.96), rgba(245, 244, 241, 0.78)),
    var(--zh-blue-soft);
  border-bottom: 1px solid #d7e2e6;
}

.zh-symptoms-page .zh-symptoms-hero-inner {
  padding-block: 38px 34px;
}

.zh-symptoms-page .zh-symptoms-hero .zh-kicker {
  margin-bottom: 10px;
}

.zh-symptoms-page .zh-symptoms-hero h1 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.35rem, 4vw, 3.25rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.zh-symptoms-page .zh-symptoms-hero h1 + p {
  max-width: 820px;
  margin: 16px auto 0;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-quick {
  padding-block: 24px 34px;
  background: var(--zh-white);
  border-bottom: 1px solid var(--zh-line);
}

.zh-symptoms-page .zh-symptoms-quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.zh-symptoms-page .zh-symptoms-quick-panel {
  display: flex;
  min-height: 172px;
  padding: 22px 26px 20px;
  flex-direction: column;
  background: #fbfbfa;
  border: 1px solid var(--zh-line);
  border-top: 3px solid var(--zh-peach);
  border-radius: 4px;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.zh-symptoms-page .zh-symptoms-quick-panel:hover,
.zh-symptoms-page .zh-symptoms-quick-panel:focus-visible {
  background: var(--zh-peach-soft);
  border-color: #e6bea9;
  transform: translateY(-2px);
}

.zh-symptoms-page .zh-symptoms-quick-panel > p {
  color: #a65535;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.16em;
}

.zh-symptoms-page .zh-symptoms-quick-panel h2 {
  margin-top: 8px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 25px;
  font-weight: 500;
  line-height: 1.4;
}

.zh-symptoms-page .zh-symptoms-quick-panel > span {
  margin-top: 7px;
  color: var(--zh-muted);
  font-size: 14px;
  line-height: 1.65;
}

.zh-symptoms-page .zh-symptoms-quick-panel strong {
  margin-top: auto;
  padding-top: 12px;
  color: var(--zh-navy-deep);
  font-size: 14px;
  font-weight: 700;
}

.zh-symptoms-page .zh-symptoms-species {
  scroll-margin-top: 100px;
}

.zh-symptoms-page .zh-symptoms-cat {
  background: #fbfbfa;
}

.zh-symptoms-page .zh-symptoms-dog {
  background: var(--zh-white);
  border-top: 1px solid var(--zh-line);
}

.zh-symptoms-page .zh-symptoms-species-heading {
  max-width: 800px;
}

.zh-symptoms-page .zh-symptoms-species-heading .zh-kicker {
  margin-bottom: 10px;
}

.zh-symptoms-page .zh-symptoms-species-heading h2 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.1rem, 3.3vw, 2.8rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.zh-symptoms-page .zh-symptoms-species-heading > p:not(.zh-kicker) {
  margin-top: 14px;
  color: var(--zh-muted);
  font-size: 16px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-observation-note {
  margin-top: 30px;
  padding: 22px 24px;
  background: var(--zh-blue-soft);
  border: 1px solid #d7e2e6;
  border-radius: 4px;
}

.zh-symptoms-page .zh-symptoms-observation-note h3 {
  color: var(--zh-ink);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}

.zh-symptoms-page .zh-symptoms-observation-note p {
  margin-top: 7px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-topic {
  margin-top: 48px;
  padding-top: 34px;
  border-top: 1px solid var(--zh-line);
}

.zh-symptoms-page .zh-symptoms-topic-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  max-width: 900px;
  align-items: start;
  gap: 18px;
}

.zh-symptoms-page .zh-symptoms-topic-number {
  padding-top: 8px;
  color: #a65535;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.16em;
}

.zh-symptoms-page .zh-symptoms-topic-heading h3,
.zh-symptoms-page .zh-symptoms-dog-topic h3 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.zh-symptoms-page .zh-symptoms-topic-heading h3 + p {
  margin-top: 8px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.7;
}

.zh-symptoms-page .zh-symptoms-topic-intro {
  max-width: 900px;
  margin-top: 16px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-reading-block {
  min-width: 0;
  margin-top: 24px;
}

.zh-symptoms-page .zh-symptoms-reading-label {
  margin-bottom: 8px;
  color: #8e4b32;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.zh-symptoms-page .zh-symptoms-article-list {
  border-top: 1px solid #cfd9dc;
}

.zh-symptoms-page .zh-symptoms-article-list a {
  display: grid;
  min-height: 62px;
  padding: 14px 4px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  color: var(--zh-navy-deep);
  border-bottom: 1px solid var(--zh-line);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.65;
  transition: color 180ms ease, padding-left 180ms ease;
}

.zh-symptoms-page .zh-symptoms-article-list a:hover,
.zh-symptoms-page .zh-symptoms-article-list a:focus-visible {
  padding-left: 8px;
  color: #9c4f31;
}

.zh-symptoms-page .zh-symptoms-article-list a > span:last-child {
  color: #a65535;
}

.zh-symptoms-page .zh-symptoms-secondary-article {
  font-weight: 500;
}

.zh-symptoms-page .zh-symptoms-editorial-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
}

.zh-symptoms-page .zh-symptoms-context-row {
  display: flex;
  margin-top: 22px;
  padding: 18px 20px;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 22px;
  background: var(--zh-blue-soft);
  border-radius: 3px;
}

.zh-symptoms-page .zh-symptoms-context-row > span {
  color: var(--zh-ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.zh-symptoms-page .zh-symptoms-context-row a {
  color: #355d69;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.6;
}

.zh-symptoms-page .zh-symptoms-context-row a:hover {
  color: #9c4f31;
}

.zh-symptoms-page .zh-symptoms-product-links {
  display: flex;
  margin-top: 18px;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.zh-symptoms-page .zh-symptoms-product-links > span {
  color: var(--zh-muted);
  font-size: 13px;
}

.zh-symptoms-page .zh-symptoms-product-links a {
  color: #355d69;
  border-bottom: 1px solid rgba(53, 93, 105, 0.35);
  font-size: 14px;
  font-weight: 600;
}

.zh-symptoms-page .zh-symptoms-product-links a:hover {
  color: #9c4f31;
  border-color: #9c4f31;
}

.zh-symptoms-page .zh-symptoms-scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 26px;
  gap: 16px;
}

.zh-symptoms-page .zh-symptoms-scenario {
  min-height: 154px;
  padding: 21px 22px;
  background: var(--zh-white);
  border: 1px solid var(--zh-line);
  border-radius: 3px;
}

.zh-symptoms-page .zh-symptoms-scenario p {
  color: #8e4b32;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.zh-symptoms-page .zh-symptoms-scenario a {
  display: block;
  margin-top: 11px;
  color: var(--zh-navy-deep);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}

.zh-symptoms-page .zh-symptoms-scenario a:hover {
  color: #9c4f31;
}

.zh-symptoms-page .zh-symptoms-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 28px 0 0;
  padding: 0;
  gap: 12px;
  list-style: none;
}

.zh-symptoms-page .zh-symptoms-flow li {
  position: relative;
  min-height: 132px;
  padding: 19px 18px;
  background: var(--zh-white);
  border: 1px solid var(--zh-line);
  border-top: 3px solid var(--zh-peach);
  border-radius: 3px;
}

.zh-symptoms-page .zh-symptoms-flow li:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -10px;
  z-index: 1;
  color: #a65535;
  content: "→";
  font-size: 14px;
  transform: translateY(-50%);
}

.zh-symptoms-page .zh-symptoms-flow li > span {
  color: #a65535;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.zh-symptoms-page .zh-symptoms-flow li p {
  margin-top: 12px;
  color: var(--zh-ink);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.65;
}

.zh-symptoms-page .zh-symptoms-flow-note {
  margin-top: 18px;
  padding: 16px 18px;
  color: #3f5058;
  background: var(--zh-peach-soft);
  border-left: 3px solid var(--zh-peach);
  font-size: 14px;
  line-height: 1.7;
}

.zh-symptoms-page .zh-symptoms-dog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 36px;
  gap: 22px;
}

.zh-symptoms-page .zh-symptoms-dog-topic {
  display: flex;
  min-height: 410px;
  padding: 28px;
  flex-direction: column;
  background: #fbfbfa;
  border: 1px solid var(--zh-line);
  border-top: 3px solid var(--zh-peach);
  border-radius: 4px;
}

.zh-symptoms-page .zh-symptoms-dog-topic h3 {
  margin-top: 8px;
}

.zh-symptoms-page .zh-symptoms-dog-topic > p:not(.zh-symptoms-topic-number):not(.zh-symptoms-no-article) {
  margin-top: 14px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-dog-topic .zh-symptoms-article-list {
  margin-top: 20px;
}

.zh-symptoms-page .zh-symptoms-dog-topic .zh-symptoms-product-links {
  margin-top: auto;
  padding-top: 22px;
}

.zh-symptoms-page .zh-symptoms-no-article {
  margin-top: 20px;
  padding: 15px 17px;
  color: #4e626b;
  background: var(--zh-blue-soft);
  font-size: 14px;
  line-height: 1.75;
}

.zh-symptoms-page .zh-symptoms-next {
  padding-block: 54px;
  color: var(--zh-white);
  background: var(--zh-navy-deep);
}

.zh-symptoms-page .zh-symptoms-next-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 64px;
}

.zh-symptoms-page .zh-symptoms-next .zh-kicker {
  color: var(--zh-peach);
}

.zh-symptoms-page .zh-symptoms-next h2 {
  margin-top: 8px;
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  font-weight: 500;
  line-height: 1.4;
}

.zh-symptoms-page .zh-symptoms-next-copy > p:last-child {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  line-height: 1.75;
}

.zh-symptoms-page .zh-symptoms-next-links {
  display: grid;
  gap: 10px;
}

.zh-symptoms-page .zh-symptoms-next-links a {
  display: flex;
  min-height: 46px;
  padding: 10px 0;
  align-items: center;
  color: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.17);
  font-size: 15px;
  font-weight: 500;
}

.zh-symptoms-page .zh-symptoms-next-links a:hover {
  color: var(--zh-peach);
}

.zh-symptoms-page .zh-symptoms-next-links .zh-symptoms-decision-link {
  color: var(--zh-white);
  font-size: 18px;
  font-weight: 700;
}

.zh-symptoms-page .zh-symptoms-warning {
  padding-block: 46px;
  background: var(--zh-peach-soft);
  border-bottom: 1px solid #ecd8ce;
}

.zh-symptoms-page .zh-symptoms-warning-inner {
  max-width: 980px;
}

.zh-symptoms-page .zh-symptoms-warning .zh-kicker {
  margin-bottom: 8px;
}

.zh-symptoms-page .zh-symptoms-warning h2 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.65rem, 2.6vw, 2rem);
  font-weight: 500;
  line-height: 1.4;
}

.zh-symptoms-page .zh-symptoms-warning h2 + p {
  margin-top: 15px;
}

.zh-symptoms-page .zh-symptoms-warning p:not(.zh-kicker) {
  color: #48575e;
  font-size: 15px;
  line-height: 1.8;
}

.zh-symptoms-page .zh-symptoms-warning p + p {
  margin-top: 8px;
}

.zh-symptoms-page .zh-footer {
  height: auto;
  min-height: 0;
}

.zh-symptoms-page .zh-footer-inner {
  padding-block: 46px 32px;
}

/* Technology and validation */

.zh-technology-page .zh-primary-nav > a[aria-current="page"] {
  color: var(--zh-white);
}

.zh-technology-page .zh-primary-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.zh-technology-page .zh-technology-main {
  background: var(--zh-white);
}

.zh-technology-page .zh-technology-hero {
  padding-block: 58px 52px;
  text-align: center;
  background: var(--zh-blue-soft);
  border-bottom: 1px solid #d7e2e6;
}

.zh-technology-page .zh-technology-hero-inner {
  max-width: 820px;
}

.zh-technology-page .zh-technology-hero h1 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.4rem, 3.6vw, 3.2rem);
  font-weight: 500;
  line-height: 1.28;
  letter-spacing: -0.035em;
}

.zh-technology-page .zh-technology-hero h1 + p {
  max-width: 680px;
  margin: 18px auto 0;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.8;
}

.zh-technology-page .zh-technology-overview {
  padding-block: 40px;
  background: var(--zh-stone);
  border-bottom: 1px solid var(--zh-line);
}

.zh-technology-page .zh-technology-overview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-rows: 1fr;
  gap: 20px;
}

.zh-technology-page .zh-technology-overview-card {
  display: flex;
  min-height: 180px;
  padding: 14px 22px;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  background: #fbfaf8;
  border: 1px solid var(--zh-line);
  border-radius: 3px;
}

.zh-technology-page .zh-technology-overview-card img {
  width: 54px;
  height: auto;
}

.zh-technology-page .zh-technology-overview-card h2,
.zh-technology-page .zh-technology-evidence-heading h2,
.zh-technology-page .zh-technology-reminder h2 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-weight: 500;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.zh-technology-page .zh-technology-overview-card h2 {
  margin-top: 8px;
  font-size: 21px;
  line-height: 1.45;
}

.zh-technology-page .zh-technology-overview-card p {
  margin-top: 4px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.65;
}

.zh-technology-page .zh-technology-card-link {
  margin-top: 6px;
  color: #8e4a32;
  font-size: 14px;
  font-weight: 500;
}

.zh-technology-page .zh-technology-evidence {
  padding-block: 56px;
  scroll-margin-top: 100px;
}

.zh-technology-page .zh-technology-evidence-heading {
  display: grid;
  grid-template-columns: minmax(280px, 0.62fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(36px, 4vw, 48px);
}

.zh-technology-page .zh-technology-evidence-heading h2 {
  font-size: clamp(1.7rem, 2.4vw, 2.15rem);
  line-height: 1.4;
}

.zh-technology-page .zh-technology-evidence-heading p {
  color: var(--zh-muted);
  font-size: 16px;
  line-height: 1.85;
}

.zh-technology-page .zh-technology-document-list {
  margin-top: 28px;
}

.zh-technology-page .zh-technology-document {
  overflow: hidden;
  background: #eef1f2;
  border: 1px solid var(--zh-line);
  border-radius: 3px;
  box-shadow: 0 14px 36px rgba(33, 54, 66, 0.06);
}

.zh-technology-page .zh-technology-document img {
  width: 100%;
}

.zh-technology-page .zh-technology-document-summary {
  width: min(880px, 100%);
  margin-inline: auto;
}

.zh-technology-page .zh-technology-attachment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(960px, 100%);
  margin: 40px auto 0;
  gap: 18px;
}

.zh-technology-page .zh-technology-request {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 36px;
  padding: 26px 28px;
  align-items: center;
  gap: 40px;
  background: var(--zh-blue-soft);
  border: 1px solid #d7e2e6;
  border-radius: 3px;
}

.zh-technology-page .zh-technology-request h3 {
  color: var(--zh-ink);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.5;
}

.zh-technology-page .zh-technology-request p {
  margin-top: 8px;
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.8;
}

.zh-technology-page .zh-technology-request .zh-button {
  white-space: nowrap;
}

.zh-technology-page .zh-technology-reminder {
  padding-block: 54px;
  background: var(--zh-peach-soft);
  border-block: 1px solid #efd7ca;
}

.zh-technology-page .zh-technology-reminder-inner {
  max-width: 860px;
}

.zh-technology-page .zh-technology-reminder h2 {
  font-size: 28px;
  line-height: 1.45;
}

.zh-technology-page .zh-technology-reminder h2 + p {
  margin-top: 14px;
  color: var(--zh-muted);
  font-size: 16px;
  line-height: 1.85;
}

.zh-technology-page .zh-footer {
  height: auto;
  min-height: 0;
}

.zh-technology-page .zh-footer-inner {
  padding-block: 46px 32px;
}

/* Editorial article */

.zh-article-page .zh-primary-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.zh-article-page .zh-article-hero {
  padding-block: 58px 50px;
  text-align: center;
  background: var(--zh-blue-soft);
  border-bottom: 1px solid #d7e2e6;
}

.zh-article-page .zh-article-shell {
  width: min(900px, calc(100% - 48px));
  margin-inline: auto;
}

.zh-article-page .zh-article-hero .zh-kicker {
  margin-bottom: 16px;
}

.zh-article-page .zh-article-hero h1 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.25rem, 3.2vw, 2.75rem);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.zh-article-page .zh-article-content {
  width: min(840px, calc(100% - 48px));
  margin-inline: auto;
  padding-block: 66px 76px;
}

.zh-article-page .zh-article-intro p {
  font-size: 18px;
}

.zh-article-page .zh-article-content > section + section {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-content section {
  scroll-margin-top: 100px;
}

.zh-article-page .zh-article-content h2 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: 30px;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.zh-article-page .zh-article-content h3 {
  margin-top: 30px;
  color: var(--zh-ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.6;
}

.zh-article-page .zh-article-content h2 + p,
.zh-article-page .zh-article-content h3 + p,
.zh-article-page .zh-article-content p + p,
.zh-article-page .zh-article-content p + ul,
.zh-article-page .zh-article-content ul + p,
.zh-article-page .zh-article-figure + p,
.zh-article-page .zh-article-table-wrap + p {
  margin-top: 18px;
}

.zh-article-page .zh-article-content p,
.zh-article-page .zh-article-content li,
.zh-article-page .zh-article-content dd {
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.9;
}

.zh-article-page .zh-article-content strong {
  color: var(--zh-ink);
  font-weight: 700;
}

.zh-article-page .zh-article-callout {
  margin-top: 24px;
  padding: 20px 22px;
  background: var(--zh-blue-soft);
  border-left: 3px solid #8faeba;
}

.zh-article-page .zh-article-figure {
  width: min(780px, 100%);
  margin: 28px auto 30px;
}

.zh-article-page .zh-article-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--zh-line);
  border-radius: 3px;
}

.zh-article-page .zh-article-figure figcaption {
  margin-top: 12px;
  color: #687981;
  font-size: 14px;
  line-height: 1.7;
  text-align: center;
}

.zh-article-page .zh-article-table-wrap {
  margin-top: 26px;
  overflow-x: auto;
  border: 1px solid var(--zh-line);
  border-radius: 3px;
}

.zh-article-page .zh-article-table {
  width: 100%;
  margin: 0;
  border-collapse: collapse;
}

.zh-article-page .zh-article-table th,
.zh-article-page .zh-article-table td {
  padding: 16px 18px;
  vertical-align: top;
  border: 0;
  border-bottom: 1px solid var(--zh-line);
  color: var(--zh-muted);
  font-size: 15px;
  line-height: 1.75;
}

.zh-article-page .zh-article-table thead th {
  color: var(--zh-ink);
  background: var(--zh-stone);
  font-weight: 700;
}

.zh-article-page .zh-article-table thead th:first-child,
.zh-article-page .zh-article-table tbody th {
  width: 19%;
}

.zh-article-page .zh-article-table tbody th {
  color: var(--zh-ink);
  font-weight: 700;
}

.zh-article-page .zh-article-table tr:last-child th,
.zh-article-page .zh-article-table tr:last-child td {
  border-bottom: 0;
}

.zh-article-page .zh-article-list {
  margin-top: 20px;
  padding-left: 1.35em;
}

.zh-article-page .zh-article-list li + li {
  margin-top: 8px;
}

.zh-article-page .zh-article-disclaimer {
  margin-top: 46px;
  padding: 26px 24px;
  background-color: #484848;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-disclaimer p {
  color: #edf2f3;
  font-size: 14px;
  line-height: 1.8;
}

.zh-article-page .zh-article-content-with-toc {
  width: min(1120px, calc(100% - 48px));
  padding-block: 48px 68px;
}

.zh-article-page .zh-article-toc,
.zh-article-page .zh-article-body {
  width: min(840px, 100%);
  margin-inline: auto;
}

.zh-article-page .zh-article-toc {
  margin-bottom: 40px;
  padding: 18px 20px 20px;
  background: var(--zh-stone);
  border-block: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-toc-label {
  color: #8e4a32;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.1em;
}

.zh-article-page .zh-article-toc ol {
  display: grid;
  margin: 12px 0 0;
  padding: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 28px;
  list-style: none;
}

.zh-article-page .zh-article-toc a {
  display: grid;
  min-height: 34px;
  padding-block: 5px;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: start;
  color: #53666e;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.65;
  border-bottom: 1px solid rgba(203, 216, 220, 0.72);
  transition: color 180ms ease, border-color 180ms ease;
}

.zh-article-page .zh-article-toc a:hover,
.zh-article-page .zh-article-toc a:focus-visible {
  color: #8e4a32;
  border-bottom-color: var(--zh-peach);
}

.zh-article-page .zh-article-toc a span {
  color: #9b5a42;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.zh-article-page .zh-article-toc a.zh-article-toc-link-plain {
  grid-template-columns: 1fr;
}

.zh-article-page .zh-article-body > section + section {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-body h2[id] {
  scroll-margin-top: 110px;
}

.zh-article-page .zh-article-quick-index {
  margin-top: 32px;
  padding: 18px 20px 20px;
  background: var(--zh-stone);
  border-block: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-quick-index > p {
  color: #8e4a32;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.1em;
}

.zh-article-page .zh-article-quick-index > div {
  display: grid;
  margin-top: 12px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: var(--zh-line);
  border: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-quick-index a {
  display: flex;
  min-height: 48px;
  padding: 9px 10px;
  align-items: center;
  justify-content: center;
  color: var(--zh-navy-deep);
  background: var(--zh-white);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  transition: color 180ms ease, background-color 180ms ease;
}

.zh-article-page .zh-article-quick-index a:hover,
.zh-article-page .zh-article-quick-index a:focus-visible {
  color: #8e4a32;
  background: var(--zh-peach-soft);
}

.zh-article-page .zh-article-quick-index + section {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-urgency-list {
  display: grid;
  margin-top: 28px;
  gap: 14px;
}

.zh-article-page .zh-article-urgency-level {
  padding: 22px 24px;
  background: #fbfbfa;
  border: 1px solid var(--zh-line);
  border-left: 4px solid #9fb4bc;
}

.zh-article-page .zh-article-urgency-level h3 {
  margin-top: 0;
}

.zh-article-page .zh-article-urgency-level .zh-article-list {
  margin-top: 16px;
}

.zh-article-page .zh-article-key-statement {
  margin-top: 24px;
  padding: 16px 0 16px 20px;
  border-left: 3px solid var(--zh-peach);
}

.zh-article-page .zh-article-resource-list a,
.zh-article-page .zh-article-related a {
  color: #355d69;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(53, 93, 105, 0.35);
  text-underline-offset: 4px;
}

.zh-article-page .zh-article-resource-list a:hover,
.zh-article-page .zh-article-related a:hover {
  color: #8e4a32;
}

.zh-article-page .zh-article-faq > section {
  padding-block: 24px;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-faq > section:first-of-type {
  margin-top: 24px;
}

.zh-article-page .zh-article-faq > section:last-child {
  padding-bottom: 0;
}

.zh-article-page .zh-article-faq > section h3 {
  margin-top: 0;
}

.zh-article-page .zh-article-references {
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--zh-line);
}

.zh-article-page .zh-article-reference-list {
  margin: 20px 0 0;
  padding-left: 1.45em;
}

.zh-article-page .zh-article-reference-list li {
  overflow-wrap: anywhere;
}

.zh-article-page .zh-article-reference-list li + li {
  margin-top: 14px;
}

.zh-article-page .zh-article-backlink {
  margin-top: 28px;
}

.zh-article-page .zh-footer {
  height: auto;
  min-height: 0;
}

.zh-article-page .zh-footer-inner {
  padding-block: 46px 32px;
}

/* Dog respiratory symptom guide */

.zh-dog-health-article .zh-article-hero {
  padding-block: 42px 38px;
}

.zh-dog-health-article .zh-article-content h3[id^="cough-"] {
  scroll-margin-top: 100px;
}

.zh-dog-health-article .zh-dog-urgency-immediate {
  background: #fff7f2;
  border-left-color: #c78465;
}

.zh-dog-health-article .zh-dog-urgency-same-day {
  background: var(--zh-blue-soft);
  border-left-color: #7399a8;
}

.zh-dog-health-article .zh-dog-urgency-observe {
  background: var(--zh-stone);
  border-left-color: #aab4af;
}

.zh-dog-health-article .zh-dog-cause-list {
  margin: 26px 0 0;
  border-top: 1px solid var(--zh-line);
}

.zh-dog-health-article .zh-dog-cause-list > div {
  display: grid;
  padding-block: 18px;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 4px 24px;
  border-bottom: 1px solid var(--zh-line);
}

.zh-dog-health-article .zh-dog-cause-list dt {
  color: var(--zh-ink);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.8;
}

.zh-dog-health-article .zh-dog-cause-list dd {
  grid-column: 2;
  margin: 0;
}

.zh-dog-health-article .zh-dog-cause-list dd + dd {
  margin-top: 8px;
}

@media (min-width: 1121px) {
  .zh-article-page .zh-article-content-with-toc {
    display: grid;
    grid-template-columns: 212px minmax(0, 840px);
    justify-content: center;
    align-items: start;
    gap: 48px;
  }

  .zh-article-page .zh-article-toc,
  .zh-article-page .zh-article-body {
    width: 100%;
    margin-inline: 0;
  }

  .zh-article-page .zh-article-toc {
    position: sticky;
    top: 109px;
    margin-bottom: 0;
    padding: 0 22px 0 0;
    background: transparent;
    border-block: 0;
    border-right: 1px solid var(--zh-line);
  }

  .zh-article-page .zh-article-toc ol {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .zh-article-page .zh-article-toc a {
    min-height: 0;
    padding-block: 6px;
    font-size: 13px;
    line-height: 1.55;
    border-bottom: 0;
  }
}

@media (max-width: 820px) {
  .zh-article-page .zh-article-quick-index > div {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .zh-dog-health-article .zh-dog-cause-list > div {
    grid-template-columns: 160px minmax(0, 1fr);
  }
}

@media (max-width: 560px) {
  .zh-article-page .zh-article-toc {
    margin-bottom: 32px;
    padding: 16px 14px 18px;
  }

  .zh-article-page .zh-article-toc ol {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .zh-article-page .zh-article-toc a {
    min-height: 0;
    padding-block: 5px;
    font-size: 13px;
  }

  .zh-article-page .zh-article-body > section + section {
    margin-top: 38px;
    padding-top: 38px;
  }

  .zh-article-page .zh-article-quick-index {
    margin-top: 26px;
    padding: 16px 14px 18px;
  }

  .zh-article-page .zh-article-quick-index > div {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zh-article-page .zh-article-quick-index a {
    min-height: 44px;
    font-size: 13px;
  }

  .zh-article-page .zh-article-quick-index + section {
    margin-top: 38px;
    padding-top: 38px;
  }

  .zh-article-page .zh-article-urgency-level {
    padding: 18px;
  }

  .zh-dog-health-article .zh-dog-cause-list > div {
    display: block;
    padding-block: 16px;
  }

  .zh-dog-health-article .zh-dog-cause-list dd {
    margin-top: 6px;
  }

  .zh-article-page .zh-article-key-statement {
    padding: 14px 0 14px 16px;
  }

  .zh-article-page .zh-article-references {
    margin-top: 38px;
    padding-top: 38px;
  }
}

/* Product detail */

.zh-product-detail-page .zh-primary-nav > a[aria-current="page"]::after {
  transform: scaleX(1);
}

.zh-product-detail-page .zh-product-detail-main {
  background: var(--zh-white);
}

.zh-product-detail-page .product-detail-inner {
  width: min(1040px, calc(100% - 48px));
  margin-inline: auto;
}

.zh-product-detail-page .product-detail-hero {
  padding-block: 64px 50px;
  text-align: center;
  background: var(--zh-blue-soft);
  border-bottom: 1px solid #d7e2e6;
}

.zh-product-detail-page .product-detail-kicker {
  margin-bottom: 14px;
}

.zh-product-detail-page .product-detail-hero h1 {
  max-width: 820px;
  margin-inline: auto;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(2.25rem, 3.4vw, 3rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.zh-product-detail-page .product-detail-hero > .product-detail-inner > p:not(.product-detail-kicker) {
  max-width: 760px;
  margin: 20px auto 0;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.85;
}

.zh-product-detail-page .product-detail-actions {
  display: flex;
  margin-top: 28px;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.zh-product-detail-page .zh-button-primary,
.zh-product-detail-page .zh-button-primary:hover {
  color: var(--zh-white);
}

.zh-product-detail-page .zh-product-code {
  white-space: nowrap;
}

.zh-product-detail-page .product-detail-image-only {
  padding-block: 48px 40px;
}

.zh-product-detail-page .product-detail-section {
  padding-block: 48px;
}

.zh-product-detail-page .product-detail-section:nth-of-type(even) {
  background: var(--zh-stone);
}

.zh-product-detail-page .product-detail-copy {
  max-width: 820px;
  margin: 0 auto 26px;
  text-align: center;
}

.zh-product-detail-page .product-detail-copy h2 {
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.65rem, 2.2vw, 2rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.zh-product-detail-page .product-detail-copy p {
  margin-top: 14px;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.85;
}

.zh-product-detail-page .product-detail-copy a {
  color: #9c4f31;
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: rgba(156, 79, 49, 0.38);
  text-underline-offset: 4px;
}

.zh-product-detail-page .product-detail-copy a:hover {
  color: var(--zh-navy-deep);
  text-decoration-color: currentColor;
}

.zh-product-detail-page .product-detail-photo {
  width: min(840px, 100%);
  margin-inline: auto;
}

.zh-product-detail-page .product-detail-photo img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(100vh - 165px);
  margin-inline: auto;
  background: #eef1f2;
  border-radius: 4px;
  box-shadow: 0 18px 48px rgba(33, 54, 66, 0.07);
}

.zh-product-detail-page .product-detail-final {
  padding: 64px 24px 68px;
  text-align: center;
  background: var(--zh-blue-soft);
  border-top: 1px solid #d7e2e6;
}

.zh-product-detail-page .product-detail-final h2 {
  max-width: 720px;
  margin: 0 auto 16px;
  color: var(--zh-ink);
  font-family: "Noto Serif TC", "Noto Sans TC", serif;
  font-size: clamp(1.75rem, 2.4vw, 2.2rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.zh-product-detail-page .product-detail-final > p {
  max-width: 720px;
  margin-inline: auto;
  color: var(--zh-muted);
  font-size: 17px;
  line-height: 1.8;
}

.zh-product-detail-page .zh-footer {
  height: auto;
  min-height: 0;
}

.zh-product-detail-page .zh-footer-inner {
  padding-block: 46px 32px;
}

/* Footer */

.zh-footer {
  color: rgba(255, 255, 255, 0.72);
  background: var(--zh-navy-deep);
}

.zh-footer-inner {
  padding-block: 58px 46px;
}

.zh-products-page .zh-footer {
  height: auto;
  min-height: 0;
}

.zh-products-page .zh-footer-inner {
  padding-block: 46px 32px;
}

.zh-footer-brand {
  display: inline-flex;
}

.zh-footer-brand img {
  width: 112px;
}

.zh-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin-top: 32px;
}

.zh-footer-nav a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.zh-footer-nav a:hover {
  color: var(--zh-peach);
}

.zh-footer-legal {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.zh-footer-legal p {
  max-width: 860px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  line-height: 1.75;
}

.zh-footer-legal p:last-child {
  white-space: nowrap;
}

/* Navigation collapse */

@media (max-width: 1120px) {
  .zh-product-detail-page .product-detail-photo {
    width: min(800px, 100%);
  }

  .zh-nav-toggle {
    display: inline-flex;
  }

  .zh-primary-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 24px;
    left: 24px;
    display: none;
    padding: 14px;
    align-items: stretch;
    flex-direction: column;
    gap: 2px;
    background: var(--zh-navy-deep);
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 22px 50px rgba(7, 18, 24, 0.22);
  }

  .zh-primary-nav.is-open {
    display: flex;
  }

  .zh-primary-nav > a {
    min-height: 48px;
    padding-inline: 16px;
    justify-content: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .zh-primary-nav > a:not(.zh-language-link)::after {
    display: none;
  }

  .zh-primary-nav .zh-language-link {
    width: 100%;
    min-height: 46px;
    margin-top: 8px;
    justify-content: center;
    border-bottom: 0;
  }
}

@media (max-width: 820px) {
  .zh-container {
    width: min(100% - 36px, 680px);
  }

  .zh-header-inner {
    min-height: 76px;
  }

  .zh-brand img,
  .zh-footer-brand img {
    width: 104px;
  }

  .zh-primary-nav {
    right: 18px;
    left: 18px;
  }

  .zh-section {
    padding-block: 64px;
  }

  .zh-section-heading-split {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .zh-hero {
    min-height: 690px;
    background-image:
      linear-gradient(180deg, rgba(242, 247, 248, 0.98) 0%, rgba(242, 247, 248, 0.9) 28%, rgba(242, 247, 248, 0.24) 52%, rgba(242, 247, 248, 0.02) 78%),
      url("../images/index/kv/bg1m.jpg");
    background-position: center bottom;
  }

  .zh-hero-inner {
    align-items: flex-start;
  }

  .zh-hero-copy {
    width: min(590px, 100%);
    padding-block: 68px 310px;
  }

  .zh-hero h1 {
    max-width: 560px;
    font-size: clamp(1.75rem, 3.65vw, 1.875rem);
  }

  .zh-home-summary-grid {
    grid-template-columns: 1fr;
  }

  .zh-home-summary-item {
    min-height: 0;
    padding: 24px 12px;
  }

  .zh-home-summary-item + .zh-home-summary-item {
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    border-left: 0;
  }

  .zh-home-technology .zh-section-heading-copy {
    justify-content: flex-start;
  }

  .zh-home-technology-grid,
  .zh-home-use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zh-home-technology-item:nth-child(3),
  .zh-home-use-case:nth-child(3) {
    border-top: 1px solid #d7dddf;
    border-left: 0;
  }

  .zh-home-technology-item:nth-child(4),
  .zh-home-use-case:nth-child(4) {
    border-top: 1px solid #d7dddf;
  }

  .zh-home-tutorial-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .zh-home-symptom-grid,
  .zh-home-contact-grid {
    grid-template-columns: 1fr;
  }

  .zh-home-contact-card {
    min-height: 240px;
  }

  .zh-products-page .zh-products-hero {
    min-height: 0;
  }

  .zh-products-page .zh-products-hero-inner {
    padding-block: 32px;
    gap: 22px;
  }

  .zh-products-page .zh-section {
    padding-block: 56px;
  }

  .zh-products-page .zh-products-hero h1 {
    font-size: 2.75rem;
  }

  .zh-products-page .zh-products-hero-group {
    grid-template-columns: 1fr;
    padding: 15px 20px 2px 0;
    gap: 4px;
  }

  .zh-products-page .zh-products-hero-group + .zh-products-hero-group {
    padding-left: 20px;
  }

  .zh-products-page .zh-products-screening-note {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .zh-products-page .zh-products-screening-note .zh-text-link {
    white-space: normal;
  }

  .zh-products-page .zh-products-use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zh-products-page .zh-products-use-case:nth-child(3) {
    border-left: 0;
  }

  .zh-products-page .zh-products-technology-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 22px;
  }

  .zh-technology-page .zh-technology-overview {
    padding-block: 36px;
  }

  .zh-technology-page .zh-technology-overview-card {
    min-height: 180px;
    padding: 14px 16px;
  }

  .zh-technology-page .zh-technology-overview-card img {
    width: 52px;
  }

  .zh-technology-page .zh-technology-overview-card h2 {
    font-size: 20px;
  }

  .zh-technology-page .zh-technology-evidence {
    padding-block: 48px;
  }

  .zh-technology-page .zh-technology-evidence-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .zh-technology-page .zh-technology-attachment-grid {
    grid-template-columns: 1fr;
    width: min(680px, 100%);
  }

  .zh-technology-page .zh-technology-request {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .zh-article-page .zh-article-hero {
    padding-block: 52px 46px;
  }

  .zh-article-page .zh-article-shell,
  .zh-article-page .zh-article-content {
    width: min(700px, calc(100% - 36px));
  }

  .zh-article-page .zh-article-hero h1 {
    font-size: 2.15rem;
  }

  .zh-article-page .zh-article-content {
    padding-block: 56px 64px;
  }

  .zh-product-detail-page .product-detail-inner {
    width: min(100% - 36px, 760px);
  }

  .zh-product-detail-page .product-detail-hero {
    padding-block: 52px 42px;
  }

  .zh-product-detail-page .product-detail-hero h1 {
    font-size: 2.2rem;
  }

  .zh-product-detail-page .product-detail-image-only,
  .zh-product-detail-page .product-detail-section {
    padding-block: 40px;
  }

  .zh-product-detail-page .product-detail-copy {
    margin-bottom: 22px;
    text-align: left;
  }

  .zh-product-detail-page .product-detail-photo {
    width: min(700px, 100%);
  }

  .zh-product-detail-page .product-detail-photo img {
    max-height: calc(100vh - 120px);
  }

  .zh-product-detail-page .product-detail-final {
    padding-block: 54px 58px;
  }

  .zh-footer-legal {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

@media (max-width: 560px) {
  .zh-container {
    width: calc(100% - 28px);
  }

  .zh-header-inner {
    min-height: 70px;
  }

  .zh-brand img {
    width: 96px;
  }

  .zh-nav-toggle {
    width: 44px;
    height: 44px;
  }

  .zh-primary-nav {
    right: 14px;
    left: 14px;
  }

  .zh-section {
    padding-block: 56px;
  }

  .zh-section-heading {
    margin-bottom: 28px;
  }

  .zh-section-heading h2,
  .zh-home-tutorial-copy h2 {
    font-size: 2.05rem;
    line-height: 1.35;
  }

  .zh-section-heading > p:not(.zh-kicker),
  .zh-section-heading-copy,
  .zh-home-tutorial-copy > p:not(.zh-kicker) {
    font-size: 16px;
  }

  .zh-kicker {
    margin-bottom: 12px;
    font-size: 12px;
  }

  .zh-button {
    width: 100%;
  }

  .zh-hero {
    min-height: 660px;
  }

  .zh-hero-copy {
    padding-block: 50px 300px;
  }

  .zh-hero h1 {
    font-size: clamp(1.5rem, 6.3vw, 1.5625rem);
    line-height: 1.32;
  }

  .zh-home-tutorial-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .zh-hero-actions {
    display: flex;
  }

  .zh-hero .zh-button {
    width: auto;
    min-width: 152px;
  }

  .zh-home-summary-item {
    padding: 22px 6px;
  }

  .zh-home-product-grid,
  .zh-home-use-case-grid {
    grid-template-columns: 1fr;
  }

  .zh-home-product-family {
    min-height: 218px;
    padding: 26px 24px;
  }

  .zh-home-product-family h3 {
    font-size: 26px;
  }

  .zh-home-technology-item {
    min-height: 198px;
    padding: 24px 18px;
  }

  .zh-home-technology-item img {
    width: 58px;
    height: 58px;
  }

  .zh-home-technology-item h3 {
    margin-top: 18px;
    font-size: 18px;
  }

  .zh-home-use-case {
    min-height: 238px;
    padding: 24px 20px;
  }

  .zh-home-use-case + .zh-home-use-case,
  .zh-home-use-case:nth-child(3) {
    border-top: 1px solid var(--zh-line);
    border-left: 0;
  }

  .zh-home-symptoms .zh-section-heading h2 {
    font-size: 2rem;
  }

  .zh-home-symptom-card {
    min-height: 0;
    padding: 20px 22px;
  }

  .zh-home-symptom-label {
    font-size: 30px;
  }

  .zh-home-symptom-card h3 {
    font-size: 25px;
  }

  .zh-home-symptom-card p {
    font-size: 16px;
  }

  .zh-home-event-gallery {
    gap: 6px;
  }

  .zh-home-contact-card {
    min-height: 250px;
    padding: 26px 24px;
  }

  .zh-products-page .zh-products-hero {
    min-height: 0;
  }

  .zh-products-page .zh-products-hero-inner {
    padding-block: 28px;
    gap: 20px;
  }

  .zh-products-page .zh-products-hero h1 {
    font-size: 2.25rem;
    line-height: 1.32;
  }

  .zh-products-page .zh-products-hero h1 + p {
    margin-top: 12px;
    font-size: 16px;
  }

  .zh-products-page .zh-products-hero-navigator {
    grid-template-columns: 1fr;
  }

  .zh-products-page .zh-products-hero-group {
    padding: 15px 0 8px;
  }

  .zh-products-page .zh-products-hero-group + .zh-products-hero-group {
    padding: 15px 0 0;
    border-top: 1px solid #cbd8dc;
    border-left: 0;
  }

  .zh-products-page .zh-products-group + .zh-products-group {
    margin-top: 40px;
  }

  .zh-products-page .zh-section {
    padding-block: 48px;
  }

  .zh-products-page .zh-section-heading {
    margin-bottom: 24px;
  }

  .zh-products-page .zh-products-group-heading {
    margin-bottom: 18px;
    align-items: flex-start;
  }

  .zh-products-page .zh-products-card-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .zh-products-page .zh-product-card {
    min-height: 0;
    padding: 24px;
  }

  .zh-products-page .zh-product-card h4 {
    font-size: 22px;
  }

  .zh-products-page .zh-products-screening-note {
    margin-top: 32px;
    padding: 22px;
  }

  .zh-products-page .zh-products-use-case-grid {
    grid-template-columns: 1fr;
  }

  .zh-products-page .zh-products-use-case {
    min-height: 0;
    padding: 22px 4px;
  }

  .zh-products-page .zh-products-use-case + .zh-products-use-case {
    border-left: 0;
  }

  .zh-products-page .zh-products-technology {
    padding-block: 40px;
  }

  .zh-products-page .zh-footer-inner {
    padding-block: 40px 28px;
  }

  .zh-technology-page .zh-technology-hero {
    padding-block: 42px 38px;
  }

  .zh-technology-page .zh-technology-hero h1 {
    font-size: 2rem;
    line-height: 1.35;
  }

  .zh-technology-page .zh-technology-hero h1 + p {
    margin-top: 14px;
    font-size: 16px;
  }

  .zh-technology-page .zh-technology-overview {
    padding-block: 32px;
  }

  .zh-technology-page .zh-technology-overview-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    gap: 16px;
  }

  .zh-technology-page .zh-technology-overview-card {
    min-height: 170px;
    padding: 18px;
  }

  .zh-technology-page .zh-technology-overview-card img {
    width: 52px;
  }

  .zh-technology-page .zh-technology-overview-card h2 {
    font-size: 20px;
  }

  .zh-technology-page .zh-technology-evidence {
    padding-block: 44px;
  }

  .zh-technology-page .zh-technology-evidence-heading h2 {
    font-size: 1.6rem;
  }

  .zh-technology-page .zh-technology-document-list {
    margin-top: 28px;
  }

  .zh-technology-page .zh-technology-attachment-grid {
    margin-top: 36px;
    gap: 16px;
  }

  .zh-technology-page .zh-technology-request {
    margin-top: 36px;
    padding: 22px;
  }

  .zh-technology-page .zh-technology-request .zh-button {
    width: 100%;
    white-space: normal;
  }

  .zh-technology-page .zh-technology-reminder {
    padding-block: 44px;
  }

  .zh-technology-page .zh-technology-reminder h2 {
    font-size: 24px;
  }

  .zh-technology-page .zh-technology-reminder h2 + p {
    font-size: 15px;
  }

  .zh-technology-page .zh-footer-inner {
    padding-block: 40px 28px;
  }

  .zh-article-page .zh-article-hero {
    padding-block: 44px 38px;
  }

  .zh-article-page .zh-article-shell,
  .zh-article-page .zh-article-content {
    width: calc(100% - 28px);
  }

  .zh-article-page .zh-article-hero h1 {
    font-size: 1.85rem;
  }

  .zh-article-page .zh-article-content {
    padding-block: 46px 54px;
  }

  .zh-article-page .zh-article-content > section + section {
    margin-top: 38px;
    padding-top: 38px;
  }

  .zh-article-page .zh-article-content h2 {
    font-size: 1.55rem;
  }

  .zh-article-page .zh-article-content h3 {
    margin-top: 26px;
    font-size: 1.125rem;
  }

  .zh-article-page .zh-article-intro p,
  .zh-article-page .zh-article-content p,
  .zh-article-page .zh-article-content li,
  .zh-article-page .zh-article-content dd {
    font-size: 16px;
    line-height: 1.85;
  }

  .zh-article-page .zh-article-figure {
    width: 100%;
    margin-block: 24px 26px;
  }

  .zh-article-page .zh-article-table-wrap {
    overflow: visible;
    border: 0;
  }

  .zh-article-page .zh-article-table,
  .zh-article-page .zh-article-table tbody,
  .zh-article-page .zh-article-table tr,
  .zh-article-page .zh-article-table th,
  .zh-article-page .zh-article-table td {
    display: block;
    width: 100%;
  }

  .zh-article-page .zh-article-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .zh-article-page .zh-article-table tbody tr {
    padding: 18px;
    background: var(--zh-white);
    border: 1px solid var(--zh-line);
    border-radius: 3px;
  }

  .zh-article-page .zh-article-table tbody tr + tr {
    margin-top: 12px;
  }

  .zh-article-page .zh-article-table tbody th,
  .zh-article-page .zh-article-table tbody td {
    padding: 0;
    border: 0;
  }

  .zh-article-page .zh-article-table tbody td {
    margin-top: 14px;
  }

  .zh-article-page .zh-article-table tbody td::before {
    display: block;
    margin-bottom: 4px;
    color: #8e4a32;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    content: attr(data-label);
  }

  .zh-article-page .zh-article-callout {
    padding: 18px;
  }

  .zh-article-page .zh-article-disclaimer {
    padding: 22px 18px;
  }

  .zh-article-page .zh-footer-inner {
    padding-block: 40px 28px;
  }

  .zh-product-detail-page .product-detail-inner {
    width: calc(100% - 28px);
  }

  .zh-product-detail-page .product-detail-photo {
    width: 100%;
  }

  .zh-product-detail-page .product-detail-photo img {
    width: 100%;
    max-height: none;
  }

  .zh-product-detail-page .product-detail-hero {
    padding-block: 44px 36px;
  }

  .zh-product-detail-page .product-detail-hero h1 {
    font-size: 1.9rem;
    line-height: 1.35;
  }

  .zh-product-detail-page .product-detail-hero > .product-detail-inner > p:not(.product-detail-kicker),
  .zh-product-detail-page .product-detail-copy p,
  .zh-product-detail-page .product-detail-final > p {
    font-size: 16px;
  }

  .zh-product-detail-page .product-detail-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .zh-product-detail-page .product-detail-image-only,
  .zh-product-detail-page .product-detail-section {
    padding-block: 32px;
  }

  .zh-product-detail-page .product-detail-copy {
    margin-bottom: 20px;
  }

  .zh-product-detail-page .product-detail-copy h2 {
    font-size: 1.5rem;
  }

  .zh-product-detail-page .product-detail-final {
    padding: 46px 14px 50px;
  }

  .zh-product-detail-page .product-detail-final h2 {
    font-size: 1.7rem;
  }

  .zh-product-detail-page .zh-footer-inner {
    padding-block: 40px 28px;
  }

  .zh-footer-inner {
    padding-block: 48px 36px;
  }

  .zh-footer-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 20px;
  }
}

@media (max-width: 820px) {
  .zh-symptoms-page .zh-symptoms-hero {
    min-height: 228px;
  }

  .zh-symptoms-page .zh-symptoms-hero-inner {
    padding-block: 34px 30px;
  }

  .zh-symptoms-page .zh-symptoms-hero h1 {
    font-size: 2.45rem;
  }

  .zh-symptoms-page .zh-symptoms-hero h1 + p {
    font-size: 16px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel {
    min-height: 174px;
    padding-inline: 22px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel h2 {
    font-size: 22px;
  }

  .zh-symptoms-page .zh-section {
    padding-block: 58px;
  }

  .zh-symptoms-page .zh-symptoms-editorial-grid,
  .zh-symptoms-page .zh-symptoms-dog-grid,
  .zh-symptoms-page .zh-symptoms-next-inner {
    grid-template-columns: 1fr;
  }

  .zh-symptoms-page .zh-symptoms-editorial-grid {
    gap: 8px;
  }

  .zh-symptoms-page .zh-symptoms-dog-topic {
    min-height: 0;
  }

  .zh-symptoms-page .zh-symptoms-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .zh-symptoms-page .zh-symptoms-flow li {
    min-height: 108px;
  }

  .zh-symptoms-page .zh-symptoms-flow li:not(:last-child)::after {
    display: none;
  }

  .zh-symptoms-page .zh-symptoms-next-inner {
    gap: 28px;
  }
}

@media (max-width: 560px) {
  .zh-symptoms-page .zh-symptoms-hero {
    min-height: 0;
  }

  .zh-symptoms-page .zh-symptoms-hero-inner {
    padding-block: 40px 36px;
  }

  .zh-symptoms-page .zh-symptoms-hero h1 {
    font-size: 1.95rem;
    line-height: 1.35;
  }

  .zh-symptoms-page .zh-symptoms-hero h1 + p {
    margin-top: 13px;
    font-size: 15px;
  }

  .zh-symptoms-page .zh-symptoms-quick {
    padding-block: 18px 24px;
  }

  .zh-symptoms-page .zh-symptoms-quick-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel {
    min-height: 142px;
    padding: 18px 20px 17px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel h2 {
    margin-top: 5px;
    font-size: 21px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel > span {
    margin-top: 5px;
    font-size: 13px;
  }

  .zh-symptoms-page .zh-symptoms-quick-panel strong {
    padding-top: 9px;
    font-size: 13px;
  }

  .zh-symptoms-page .zh-section {
    padding-block: 48px;
  }

  .zh-symptoms-page .zh-symptoms-species {
    scroll-margin-top: 82px;
  }

  .zh-symptoms-page .zh-symptoms-species-heading h2 {
    font-size: 2rem;
  }

  .zh-symptoms-page .zh-symptoms-species-heading > p:not(.zh-kicker) {
    font-size: 15px;
  }

  .zh-symptoms-page .zh-symptoms-observation-note {
    margin-top: 24px;
    padding: 19px 18px;
  }

  .zh-symptoms-page .zh-symptoms-topic {
    margin-top: 38px;
    padding-top: 28px;
  }

  .zh-symptoms-page .zh-symptoms-topic-heading {
    gap: 12px;
  }

  .zh-symptoms-page .zh-symptoms-topic-number {
    padding-top: 6px;
  }

  .zh-symptoms-page .zh-symptoms-topic-heading h3,
  .zh-symptoms-page .zh-symptoms-dog-topic h3 {
    font-size: 1.5rem;
  }

  .zh-symptoms-page .zh-symptoms-reading-block {
    margin-top: 20px;
  }

  .zh-symptoms-page .zh-symptoms-article-list a {
    min-height: 58px;
    padding-block: 13px;
    gap: 12px;
    font-size: 15px;
  }

  .zh-symptoms-page .zh-symptoms-article-list a:hover,
  .zh-symptoms-page .zh-symptoms-article-list a:focus-visible {
    padding-left: 4px;
  }

  .zh-symptoms-page .zh-symptoms-context-row {
    display: grid;
    padding: 17px 18px;
    gap: 10px;
  }

  .zh-symptoms-page .zh-symptoms-product-links {
    align-items: flex-start;
  }

  .zh-symptoms-page .zh-symptoms-product-links > span {
    flex-basis: 100%;
  }

  .zh-symptoms-page .zh-symptoms-scenario-grid,
  .zh-symptoms-page .zh-symptoms-flow {
    grid-template-columns: 1fr;
  }

  .zh-symptoms-page .zh-symptoms-scenario {
    min-height: 0;
    padding: 19px 18px;
  }

  .zh-symptoms-page .zh-symptoms-flow li {
    min-height: 0;
    padding: 17px 18px;
    border-top: 1px solid var(--zh-line);
    border-left: 3px solid var(--zh-peach);
  }

  .zh-symptoms-page .zh-symptoms-flow li p {
    margin-top: 7px;
  }

  .zh-symptoms-page .zh-symptoms-dog-grid {
    margin-top: 28px;
    gap: 16px;
  }

  .zh-symptoms-page .zh-symptoms-dog-topic {
    padding: 22px 20px;
  }

  .zh-symptoms-page .zh-symptoms-next {
    padding-block: 44px;
  }

  .zh-symptoms-page .zh-symptoms-next h2 {
    font-size: 1.75rem;
  }

  .zh-symptoms-page .zh-symptoms-next-links .zh-symptoms-decision-link {
    font-size: 16px;
  }

  .zh-symptoms-page .zh-symptoms-warning {
    padding-block: 40px;
  }

  .zh-symptoms-page .zh-symptoms-warning h2 {
    font-size: 1.6rem;
  }

  .zh-symptoms-page .zh-footer-inner {
    padding-block: 40px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .zh-site-v2 *,
  .zh-site-v2 *::before,
  .zh-site-v2 *::after {
    scroll-behavior: auto;
    transition-duration: 0.01ms;
  }
}