:root {
  --ink: #172027;
  --ink-soft: #4e5b62;
  --paper: #f7f2e8;
  --paper-deep: #eee4d3;
  --white: #fffdf8;
  --teal: #1e9ca8;
  --teal-dark: #0f5961;
  --cinnabar: #b6423a;
  --moss: #596b57;
  --gold: #b58943;
  --line: rgba(23, 32, 39, 0.16);
  --shadow: 0 18px 45px rgba(23, 32, 39, 0.14);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Avenir Next", "Gill Sans", "Trebuchet MS", sans-serif;
  line-height: 1.5;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(23, 32, 39, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 32, 39, 0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.28;
}

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

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

button,
input {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 42px);
  border-bottom: 1px solid rgba(255, 253, 248, 0.35);
  color: var(--white);
  background: rgba(18, 29, 34, 0.86);
  backdrop-filter: blur(14px);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  min-width: 220px;
  gap: 12px;
}

.brand-emblem {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 253, 248, 0.55);
  color: var(--white);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.brand-mark strong,
.brand-mark small {
  display: block;
}

.brand-mark strong {
  font-size: 0.95rem;
  line-height: 1.1;
}

.brand-mark small {
  margin-top: 2px;
  color: rgba(255, 253, 248, 0.72);
  font-size: 0.76rem;
}

.nav-links {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 2.6vw, 32px);
  color: rgba(255, 253, 248, 0.82);
  font-size: 0.92rem;
}

.nav-links a {
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 1px;
  content: "";
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

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

.header-tools {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-left: auto;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  border: 1px solid rgba(255, 253, 248, 0.34);
  border-radius: var(--radius);
  padding: 0 10px;
  color: rgba(255, 253, 248, 0.82);
  background: rgba(255, 253, 248, 0.08);
}

.language-switcher span {
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.language-switcher select {
  min-width: 122px;
  border: 0;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 800;
  outline: none;
}

.language-switcher option {
  color: var(--ink);
  background: var(--white);
}

.header-action,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid currentColor;
  font-weight: 700;
  letter-spacing: 0;
  transition:
    transform 180ms ease,
    background 180ms ease,
    color 180ms ease;
}

.header-action {
  color: var(--white);
  background: var(--cinnabar);
  border-color: transparent;
}

.header-action:hover,
.primary-button:hover,
.secondary-button:hover {
  transform: translateY(-2px);
}

.hero-section {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(760px, 84svh);
  padding: clamp(92px, 14vw, 150px) clamp(20px, 5vw, 64px) clamp(28px, 6vw, 56px);
  overflow: hidden;
  color: var(--white);
  background-image: url("assets/banners/yujie-simulation-lab-banner-01.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-color: #13242b;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(13, 24, 28, 0.88), rgba(13, 24, 28, 0.58) 44%, rgba(13, 24, 28, 0.22)),
    linear-gradient(0deg, rgba(13, 24, 28, 0.78), rgba(13, 24, 28, 0.18) 42%, rgba(13, 24, 28, 0.08));
}

.product-hero {
  background-position: center;
}

.product-hero::after {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--cinnabar);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-section .eyebrow {
  color: #f1b45f;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: 0;
  line-height: 1.02;
}

h1 {
  max-width: 850px;
  font-size: clamp(2.55rem, 7vw, 6.9rem);
  text-wrap: balance;
}

h2 {
  font-size: clamp(2rem, 4vw, 4.25rem);
  text-wrap: balance;
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.75rem);
}

.hero-copy {
  max-width: 650px;
  margin: 26px 0 0;
  color: rgba(255, 253, 248, 0.84);
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.primary-button {
  color: var(--ink);
  background: var(--white);
  border-color: transparent;
}

.secondary-button {
  color: var(--white);
  background: rgba(255, 253, 248, 0.08);
}

.hero-metrics {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  max-width: 1120px;
  gap: 1px;
  margin-top: 48px;
  border: 1px solid rgba(255, 253, 248, 0.35);
  background: rgba(255, 253, 248, 0.16);
}

.hero-metrics div {
  padding: clamp(14px, 3vw, 22px);
  background: rgba(13, 24, 28, 0.38);
}

.hero-metrics strong,
.hero-metrics span {
  display: block;
}

.hero-metrics strong {
  font-family: Georgia, "Times New Roman", serif;
  color: #f4c276;
  font-size: clamp(1.8rem, 4vw, 3.4rem);
  line-height: 1;
}

.hero-metrics span {
  margin-top: 8px;
  color: rgba(255, 253, 248, 0.76);
  font-size: 0.9rem;
}

.intro-band {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(42px, 7vw, 84px) clamp(20px, 5vw, 64px);
  color: var(--white);
  background: var(--teal-dark);
}

.intro-band h2 {
  font-size: clamp(1.8rem, 3.1vw, 3.4rem);
}

.intro-band p:last-child {
  align-self: end;
  max-width: 620px;
  margin: 0;
  color: rgba(255, 253, 248, 0.76);
  font-size: 1.08rem;
}

.section-shell,
.products-band,
.contact-section {
  padding: clamp(54px, 8vw, 96px) clamp(20px, 5vw, 64px);
}

.section-shell > *,
.products-band > *,
.contact-section > * {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 0.7fr);
  gap: clamp(24px, 5vw, 58px);
  align-items: end;
  margin-bottom: 36px;
}

.section-heading p:not(.section-kicker) {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1rem;
}

.trust-section {
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.86), rgba(247, 242, 232, 0.94)),
    var(--paper);
}

.trust-grid,
.lead-grid {
  display: grid;
  gap: 16px;
}

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

.trust-grid article,
.lead-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.86);
  box-shadow: 0 14px 34px rgba(23, 32, 39, 0.08);
}

.trust-grid article {
  min-height: 158px;
  padding: 22px;
}

.trust-grid strong,
.lead-card strong {
  display: block;
  color: var(--ink);
  font-size: 1rem;
}

.trust-grid p,
.lead-card span {
  display: block;
  margin-top: 10px;
  color: var(--ink-soft);
  line-height: 1.55;
}

.lead-section {
  background: var(--white);
}

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

.lead-card {
  min-height: 154px;
  padding: 24px;
  color: var(--ink);
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.lead-card:hover {
  border-color: rgba(182, 66, 58, 0.45);
  transform: translateY(-3px);
}

.split-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin: 42px auto 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.split-head span {
  color: var(--ink-soft);
  font-weight: 700;
}

.clinical-head {
  margin-top: 58px;
}

.module-grid,
.clinical-grid,
.product-grid,
.download-row {
  display: grid;
  gap: 16px;
}

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

.clinical-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.module-card,
.clinical-card,
.product-card,
.download-card,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.78);
  box-shadow: 0 14px 34px rgba(23, 32, 39, 0.08);
}

.module-card,
.clinical-card {
  min-height: 208px;
  padding: 22px;
}

.module-card {
  display: grid;
  align-content: space-between;
  gap: 22px;
}

.module-card:hover,
.clinical-card:hover,
.product-card:hover,
.download-card:hover {
  border-color: rgba(30, 156, 168, 0.48);
  transform: translateY(-3px);
}

.module-card,
.clinical-card,
.product-card,
.download-card {
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.module-card p,
.clinical-card p {
  margin: 10px 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.card-index {
  color: var(--cinnabar);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 700;
}

.card-count {
  padding: 4px 8px;
  border: 1px solid var(--line);
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.card-link {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  margin-top: 18px;
  color: var(--teal-dark);
  font-size: 0.86rem;
  font-weight: 800;
}

.clinical-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  color: var(--ink);
  text-align: left;
}

.clinical-card h4,
.product-card h4,
.download-card h4 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.clinical-card .zh {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.products-band {
  color: var(--white);
  background: #243039;
}

.product-library-band {
  background: #243039;
}

.product-library-grid {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.product-category-grid .clinical-card {
  min-height: 190px;
}

.products-band .section-kicker {
  color: #f0bc65;
}

.products-band .section-heading p:not(.section-kicker) {
  color: rgba(255, 253, 248, 0.72);
}

.product-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.search-label {
  display: grid;
  gap: 8px;
  min-width: min(100%, 330px);
  color: rgba(255, 253, 248, 0.72);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.search-label input {
  min-height: 48px;
  border: 1px solid rgba(255, 253, 248, 0.22);
  border-radius: 0;
  padding: 0 14px;
  color: var(--white);
  background: rgba(255, 253, 248, 0.08);
  outline: none;
}

.search-label input:focus {
  border-color: #f0bc65;
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-buttons button,
.catalog-tab {
  min-height: 40px;
  border: 1px solid currentColor;
  padding: 0 12px;
  color: rgba(255, 253, 248, 0.78);
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.filter-buttons button.is-active,
.catalog-tab.is-active {
  color: var(--ink);
  background: var(--white);
  border-color: transparent;
}

.advanced-filter-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
  width: min(100%, var(--max));
  margin: 0 auto 14px;
}

.advanced-filter-grid label {
  display: grid;
  gap: 8px;
  color: rgba(255, 253, 248, 0.72);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.advanced-filter-grid select {
  min-height: 46px;
  border: 1px solid rgba(255, 253, 248, 0.22);
  border-radius: 0;
  padding: 0 12px;
  color: var(--white);
  background: #243039;
  outline: none;
}

.advanced-filter-grid select:focus {
  border-color: #f0bc65;
}

.product-result-row {
  display: flex;
  width: min(100%, var(--max));
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: 0 auto 18px;
}

.product-result-row p {
  margin: 0;
  color: rgba(255, 253, 248, 0.76);
  font-weight: 800;
}

.product-result-row button,
.load-more-button {
  min-height: 42px;
  border: 1px solid rgba(255, 253, 248, 0.35);
  padding: 0 14px;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.product-result-row button:hover,
.load-more-button:hover {
  border-color: transparent;
  color: var(--ink);
  background: var(--white);
}

.load-more-button {
  display: flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  margin: 28px auto 0;
}

.load-more-button[hidden],
.product-result-row button[hidden] {
  display: none;
}

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

.product-card {
  overflow: hidden;
  color: var(--ink);
  background: var(--white);
}

.product-card figure {
  margin: 0;
  background: var(--paper-deep);
}

.product-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}

.product-body {
  padding: 18px;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.product-body ul {
  display: grid;
  gap: 8px;
  min-height: 116px;
  margin: 14px 0 18px;
  padding: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
  list-style: none;
}

.product-body li {
  position: relative;
  padding-left: 16px;
}

.product-body li::before {
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 6px;
  height: 6px;
  content: "";
  background: var(--cinnabar);
}

.inline-action {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  border: 1px solid var(--ink);
  padding: 0 12px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.download-row {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 30px;
}

.price-pages-section {
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.74), rgba(238, 228, 211, 0.78)),
    var(--paper);
}

.price-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  background: var(--line);
}

.price-summary div {
  padding: 20px;
  background: var(--white);
}

.price-summary strong,
.price-summary span {
  display: block;
}

.price-summary strong {
  color: var(--cinnabar);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
}

.price-summary span {
  margin-top: 8px;
  color: var(--ink-soft);
  font-weight: 800;
}

.price-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.price-search-label {
  display: grid;
  width: min(100%, 520px);
  gap: 8px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.price-search-label input {
  min-height: 48px;
  border: 1px solid var(--line);
  padding: 0 14px;
  color: var(--ink);
  background: var(--white);
  outline: none;
}

.price-search-label input:focus {
  border-color: var(--teal);
}

.price-index-link {
  color: var(--white);
  background: var(--teal-dark);
}

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

.price-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 26px rgba(23, 32, 39, 0.08);
  transition:
    transform 180ms ease,
    border-color 180ms ease;
}

.price-card:hover {
  border-color: rgba(30, 156, 168, 0.5);
  transform: translateY(-3px);
}

.price-card figure {
  display: grid;
  place-items: center;
  min-height: 170px;
  margin: 0;
  background: #f4efe5;
}

.price-card img {
  width: 100%;
  height: 170px;
  object-fit: contain;
  padding: 12px;
}

.price-card div {
  padding: 16px;
}

.price-card-meta {
  display: block;
  color: var(--teal-dark);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.price-card h4 {
  min-height: 54px;
  margin: 8px 0;
  font-size: 1rem;
  line-height: 1.32;
}

.price-card p {
  min-height: 42px;
  margin: 0 0 12px;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.price-card strong {
  color: var(--cinnabar);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
}

.download-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  min-height: 148px;
  padding: 22px;
}

.download-card img {
  width: 118px;
  height: 92px;
  border: 1px solid var(--line);
  object-fit: cover;
}

.download-card p {
  margin: 8px 0 16px;
  color: var(--ink-soft);
}

.catalog-status {
  margin-bottom: 16px;
  color: var(--ink-soft);
  font-weight: 700;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.72fr);
  gap: clamp(24px, 5vw, 58px);
  align-items: start;
  color: var(--white);
  background: var(--teal-dark);
}

.contact-section > * {
  width: auto;
  margin: 0;
}

.contact-copy {
  max-width: 700px;
}

.contact-copy .section-kicker {
  color: #f0bc65;
}

.contact-copy p:last-child {
  max-width: 580px;
  margin: 22px 0 0;
  color: rgba(255, 253, 248, 0.74);
}

.contact-panel {
  width: min(100%, 520px);
  padding: 26px;
  color: var(--ink);
  background: var(--white);
}

.contact-panel dl,
.contact-panel dd {
  margin: 0;
}

.contact-panel dl {
  display: grid;
  gap: 18px;
}

.contact-panel div {
  display: grid;
  gap: 4px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.contact-panel div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.contact-panel dt {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-panel dd {
  font-size: 1.02rem;
  font-weight: 700;
}

.back-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 15;
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 253, 248, 0.35);
  color: var(--white);
  background: var(--cinnabar);
  cursor: pointer;
  font-size: 1.25rem;
}

.back-to-top.is-visible {
  display: block;
}

.mobile-whatsapp-bar {
  position: fixed;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 30;
  display: none;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 253, 248, 0.34);
  color: var(--white);
  background: var(--cinnabar);
  box-shadow: 0 18px 38px rgba(23, 32, 39, 0.28);
  font-weight: 900;
}

.product-detail-page,
.product-index-page {
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.66), rgba(238, 228, 211, 0.88) 48%, rgba(247, 242, 232, 1)),
    var(--paper);
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(286px, 410px);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: 58px clamp(20px, 5vw, 64px) 50px;
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(23, 32, 39, 0.94), rgba(15, 89, 97, 0.9) 58%, rgba(30, 156, 168, 0.74)),
    var(--teal-dark);
}

.detail-hero > *,
.detail-layout,
.product-page-nav,
.seo-index-main {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.detail-hero h1 {
  max-width: 900px;
  font-size: 4rem;
  line-height: 1.04;
  overflow-wrap: anywhere;
}

.detail-hero p:last-child {
  margin: 18px 0 0;
  color: rgba(255, 253, 248, 0.76);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  font-weight: 700;
}

.price-panel {
  align-self: stretch;
  display: grid;
  align-content: center;
  border: 1px solid rgba(255, 253, 248, 0.34);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 34px);
  background: rgba(255, 253, 248, 0.12);
  box-shadow: 0 24px 52px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(12px);
}

.price-panel span,
.price-panel small {
  display: block;
}

.price-panel span {
  color: rgba(255, 253, 248, 0.74);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.price-panel strong {
  display: block;
  margin: 10px 0;
  color: #f4c276;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.25rem;
  line-height: 1;
  overflow-wrap: anywhere;
}

.price-panel small {
  color: rgba(255, 253, 248, 0.72);
  line-height: 1.55;
}

.quote-actions {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.quote-actions a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 253, 248, 0.45);
  padding: 0 14px;
  color: var(--white);
  font-weight: 900;
  text-align: center;
}

.quote-actions a:first-child {
  color: var(--ink);
  background: var(--white);
  border-color: transparent;
}

.quote-actions a:hover {
  transform: translateY(-2px);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(26px, 5vw, 60px);
  align-items: start;
  padding: clamp(34px, 6vw, 76px) clamp(20px, 5vw, 64px);
}

.detail-content {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.detail-meta span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.detail-copy-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 38px);
  background: rgba(255, 253, 248, 0.9);
  box-shadow: 0 14px 34px rgba(23, 32, 39, 0.08);
}

.detail-section-label {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--teal-dark);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.detail-content h2 {
  margin-top: 0;
  font-size: 1.85rem;
}

.detail-content ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  color: var(--ink-soft);
  list-style: none;
}

.detail-content li {
  position: relative;
  min-height: 64px;
  border: 1px solid rgba(23, 32, 39, 0.1);
  border-radius: var(--radius);
  padding: 14px 14px 14px 38px;
  background: #f8f0e3;
  line-height: 1.5;
}

.detail-content li::before {
  position: absolute;
  top: 18px;
  left: 14px;
  width: 10px;
  height: 10px;
  content: "";
  background: var(--teal);
  box-shadow: 5px 5px 0 rgba(182, 66, 58, 0.24);
}

.detail-content p {
  max-width: 76ch;
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.78;
}

.procurement-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.procurement-grid div {
  border: 1px solid rgba(23, 32, 39, 0.1);
  border-radius: var(--radius);
  padding: 16px;
  background: #fbf7ef;
}

.procurement-grid dt {
  color: var(--ink);
  font-weight: 900;
}

.procurement-grid dd {
  margin: 8px 0 0;
  color: var(--ink-soft);
  line-height: 1.55;
}

.product-trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  width: min(100%, var(--max));
  margin: 0 auto 48px;
  border: 1px solid var(--line);
  background: var(--line);
}

.product-trust-strip div {
  min-height: 126px;
  padding: 20px;
  background: rgba(255, 253, 248, 0.92);
}

.product-trust-strip strong,
.product-trust-strip span {
  display: block;
}

.product-trust-strip strong {
  color: var(--ink);
}

.product-trust-strip span {
  margin-top: 8px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.detail-gallery {
  display: grid;
  align-content: start;
  order: -1;
  gap: 14px;
  position: sticky;
  top: 92px;
  min-width: 0;
}

.gallery-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gallery-heading strong {
  color: var(--cinnabar);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.1rem;
  letter-spacing: 0;
}

.detail-image-frame {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 14px;
  min-height: min(72vh, 660px);
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(18px, 3vw, 30px);
  background:
    linear-gradient(145deg, rgba(255, 253, 248, 0.96), rgba(238, 228, 211, 0.72)),
    var(--white);
  box-shadow: 0 18px 42px rgba(23, 32, 39, 0.12);
}

.detail-image-frame img,
.product-image-placeholder {
  width: 100%;
}

.detail-image-frame img {
  align-self: center;
  max-height: min(62vh, 570px);
  object-fit: contain;
}

.detail-image-frame figcaption {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
}

.product-image-placeholder {
  display: grid;
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  place-items: center;
  color: var(--ink-soft);
  background: var(--white);
  box-shadow: 0 12px 26px rgba(23, 32, 39, 0.08);
  font-weight: 800;
}

.product-page-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 0 clamp(20px, 5vw, 64px) 72px;
}

.product-page-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  padding: 0 14px;
  background: var(--white);
  font-weight: 800;
}

.seo-index-main {
  padding: clamp(54px, 8vw, 96px) clamp(20px, 5vw, 64px);
}

.seo-index-main .section-heading {
  width: 100%;
}

.seo-index-main h1 {
  color: var(--ink);
  font-size: clamp(2rem, 4.6vw, 4.8rem);
}

.seo-index-section {
  margin-top: 36px;
}

.seo-index-section h2 {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: clamp(1.4rem, 2.4vw, 2.2rem);
}

.seo-product-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 130px;
  gap: 12px;
  align-items: center;
  min-height: 54px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}

.seo-product-row span,
.seo-product-row em {
  color: var(--ink-soft);
  font-style: normal;
  font-weight: 800;
}

.seo-product-row em {
  color: var(--cinnabar);
  text-align: right;
}

@media (max-width: 1080px) {
  .module-grid,
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-metrics,
  .trust-grid,
  .lead-grid,
  .product-trust-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .detail-hero h1 {
    font-size: 3rem;
  }

  .price-panel strong {
    font-size: 2.65rem;
  }

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

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .header-tools {
    margin-left: auto;
  }
}

@media (max-width: 780px) {
  .site-header {
    gap: 12px;
  }

  .brand-mark {
    min-width: 0;
  }

  .header-action {
    min-height: 38px;
    padding: 0 12px;
  }

  .language-switcher {
    min-height: 38px;
  }

  .language-switcher span {
    display: none;
  }

  .hero-section {
    min-height: auto;
    padding-top: 96px;
  }

  .hero-shade {
    background: rgba(13, 24, 28, 0.76);
  }

  .hero-metrics,
  .intro-band,
  .section-heading,
  .contact-section,
  .download-card,
  .trust-grid,
  .lead-grid,
  .advanced-filter-grid,
  .product-trust-strip,
  .procurement-grid {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    max-width: 100%;
  }

  .intro-band p:last-child {
    align-self: auto;
  }

  .module-grid,
  .clinical-grid,
  .product-grid,
  .download-row,
  .price-summary,
  .detail-hero,
  .detail-layout {
    grid-template-columns: 1fr;
  }

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

  .detail-hero {
    gap: 18px;
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .detail-hero h1 {
    font-size: 2.3rem;
  }

  .price-panel {
    padding: 18px;
  }

  .price-panel strong {
    font-size: 2.1rem;
  }

  .detail-layout {
    padding-top: 24px;
  }

  .detail-gallery {
    position: static;
  }

  .detail-image-frame {
    min-height: auto;
  }

  .detail-image-frame img {
    max-height: 520px;
  }

  .detail-content ul {
    grid-template-columns: 1fr;
  }

  .product-toolbar,
  .product-result-row,
  .catalog-toolbar,
  .split-head,
  .price-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .filter-buttons {
    justify-content: flex-start;
  }

  .download-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 1.414 / 1;
  }

  .product-page-nav,
  .seo-product-row {
    grid-template-columns: 1fr;
  }

  .seo-product-row {
    padding: 12px 0;
  }

  .seo-product-row em {
    text-align: left;
  }
}

@media (max-width: 520px) {
  body {
    padding-bottom: 68px;
  }

  .brand-mark strong {
    font-size: 0.84rem;
  }

  .brand-mark small {
    display: none;
  }

  .brand-emblem {
    width: 34px;
    height: 34px;
    font-size: 0.84rem;
  }

  .nav-links {
    gap: 16px;
    font-size: 0.84rem;
  }

  .header-tools {
    width: 100%;
    justify-content: space-between;
  }

  .header-action {
    display: none;
  }

  .language-switcher {
    flex: 1;
  }

  .language-switcher select {
    width: 100%;
    min-width: 0;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

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

  .detail-hero {
    padding-top: 24px;
  }

  .detail-hero h1 {
    font-size: 1.8rem;
  }

  .detail-hero p:last-child {
    font-size: 0.96rem;
  }

  .detail-image-frame {
    padding: 16px;
  }

  .detail-image-frame img {
    max-height: 420px;
  }

  .detail-copy-panel {
    padding: 20px;
  }

  .mobile-whatsapp-bar {
    display: flex;
  }

  .back-to-top {
    bottom: 76px;
  }
}