@font-face {
  font-family: "HYQiHei 45S";
  src: url("assets/fonts/HYQiHei_45S.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "HYQiHei 60S";
  src: url("assets/fonts/HYQiHei_60S.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "HYQiHei 70S";
  src: url("assets/fonts/HYQiHei_70S.ttf") format("truetype");
  font-display: swap;
}

:root {
  --black: #000000;
  --white: #ffffff;
  --gray: #f2f2f2;
  --section-title-muted: #8f8f8f;
  --rule: 2px;
  --rule-strong: 8px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 72px;
  --space-7: 96px;
  --space-8: 144px;
  --page-margin: 72px;
  --gutter: 24px;
  --max-width: 1600px;
  --header-height: 36px;
  --font-body: "HYQiHei 45S", sans-serif;
  --font-medium: "HYQiHei 60S", sans-serif;
  --font-title: "HYQiHei 70S", sans-serif;
  --font-numeric: "Helvetica Neue", sans-serif;
  --ease-reveal: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  background: var(--white);
}

body {
  min-width: 1180px;
  margin: 0;
  color: var(--black);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  font-synthesis: none;
  text-rendering: geometricPrecision;
}

body,
button,
a {
  cursor: default;
}

a,
button {
  color: inherit;
  font: inherit;
}

a {
  text-decoration: none;
}

button {
  padding: 0;
  background: none;
  border: 0;
}

button,
a[href] {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
figure,
ol,
ul {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

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

::selection {
  color: var(--white);
  background: var(--black);
}

:focus-visible {
  outline: var(--rule) solid currentColor;
  outline-offset: 5px;
}

/* 首屏显示直接依据已恢复的语种，不等待交互脚本下载。 */
:root[data-language="en"] [data-copy-lang="zh"],
:root[data-language="zh"] [data-copy-lang="en"],
[data-copy-lang][hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 0;
  left: var(--page-margin);
  padding: 12px 20px;
  color: var(--white);
  background: var(--black);
  transform: translateY(-120%);
}

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

.page-shell {
  width: min(100%, var(--max-width));
  margin-inline: auto;
  padding-inline: var(--page-margin);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  min-height: var(--header-height);
  padding-inline: var(--page-margin);
  color: var(--white);
  background: var(--black);
}

.primary-nav {
  display: flex;
  justify-self: start;
  gap: 40px;
  align-self: stretch;
  align-items: stretch;
}

.primary-nav a {
  display: grid;
  place-items: center;
  min-width: 0;
  padding-inline: 0;
  font-family: var(--font-medium);
  line-height: 1;
  color: rgb(255 255 255 / 68%);
  border-inline: var(--rule) solid transparent;
  transition: color 180ms ease;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"] {
  color: var(--white);
  background: transparent;
  border-color: transparent;
}

.primary-nav a[aria-current="page"] [data-copy-lang] {
  position: relative;
}

.primary-nav a[aria-current="page"] [data-copy-lang]:not([hidden])::after {
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
}

.language-switch {
  position: relative;
  justify-self: end;
  border: 0;
}

.language-trigger {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  justify-content: flex-end;
  width: 64px;
  height: 28px;
  color: rgb(255 255 255 / 68%);
  background: transparent;
  transition: color 180ms ease;
}

.language-trigger:hover,
.language-trigger:focus-visible,
.language-trigger[aria-expanded="true"] {
  color: var(--white);
}

.language-chevron {
  width: 7px;
  height: 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform 180ms ease;
}

.language-trigger[aria-expanded="true"] .language-chevron {
  transform: translateY(2px) rotate(225deg);
}

.language-menu {
  position: absolute;
  z-index: 110;
  top: calc(100% + 4px);
  right: 0;
  display: grid;
  width: 96px;
  color: var(--black);
  background: var(--white);
  border: var(--rule) solid var(--black);
  border-radius: 0;
  box-shadow: none;
}

.language-menu[hidden] {
  display: none;
}

.language-menu button {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding-inline: var(--space-2);
  color: var(--black);
  background: var(--white);
}

.language-menu button[aria-checked="true"] {
  background: var(--gray);
}

.language-menu button:hover,
.language-menu button:focus-visible {
  color: var(--white);
  background: var(--black);
}

.language-hint {
  position: absolute;
  overflow: hidden;
  width: 1px;
  height: 1px;
  clip: rect(0 0 0 0);
}

.home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: calc(100svh - var(--header-height));
  color: var(--white);
  background: var(--black);
}

.home-hero::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: rgba(0, 0, 0, 0.1);
  content: "";
}

.home-hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100svh - var(--header-height));
  padding-block: var(--space-7);
  text-align: center;
  mix-blend-mode: difference;
}

.section-kicker,
.card-index,
.meta-label {
  font-family: var(--font-medium);
  font-size: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.home-hero h1 {
  position: relative;
  z-index: 2;
  width: 100%;
  font-family: var(--font-title);
  font-weight: 400;
}

.home-hero h1 [data-copy-lang] {
  display: inline-grid;
  gap: clamp(36px, 3.6vw, 52px);
  justify-items: center;
  color: rgb(255, 255, 255);
  font-family: var(--font-title);
  font-size: clamp(54px, 4.8vw, 77px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.05em;
  text-shadow: none;
}

.home-hero h1 [data-copy-lang="en"] {
  font-size: clamp(48px, 4.2vw, 68px);
  text-transform: uppercase;
}

.home-hero-line {
  display: block;
  font-weight: inherit;
  white-space: nowrap;
}

.home-hero-rule {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: var(--rule-strong);
  background: var(--white);
  transform: translate(-50%, -50%);
}

.home-hero-media {
  position: absolute;
  inset: 0;
  background: var(--gray);
}

.home-hero-media img,
.home-hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
}

.statement-band {
  padding-block: var(--space-8);
  background: var(--white);
}

.statement-band p {
  max-width: 13ch;
  font-family: var(--font-title);
  font-size: clamp(72px, 7.4vw, 118px);
  line-height: 0.98;
  letter-spacing: -0.025em;
}

[data-language="zh"] .statement-band p {
  max-width: 10ch;
  letter-spacing: 0;
}

.statement-caption {
  grid-column: 10 / 13;
  align-self: end;
  padding-bottom: 12px;
  font-size: 18px;
}

.section {
  padding-block: var(--space-8);
}

main > .section {
  border-top: var(--rule-strong) solid currentColor;
}

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

.section-gray {
  background: var(--gray);
}

.section-heading {
  align-items: start;
  margin-bottom: var(--space-7);
}

.section-number {
  grid-column: 1 / 3;
  font-family: var(--font-numeric);
  font-size: 56px;
  line-height: 1;
}

.section-heading-copy {
  grid-column: 3 / 9;
}

.section-heading h2,
.page-hero h1 {
  max-width: 12ch;
  font-family: var(--font-title);
  font-size: clamp(56px, 5.2vw, 84px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.025em;
}

[data-language="zh"] .section-heading h2,
[data-language="zh"] .page-hero h1 {
  letter-spacing: 0;
}

.section-summary {
  grid-column: 10 / 13;
  align-self: end;
  max-width: 28em;
  font-size: 18px;
}

.about-feature {
  align-items: stretch;
}

.about-portrait {
  grid-column: 1 / 6;
  min-height: 640px;
  background: var(--gray);
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-copy {
  grid-column: 7 / 13;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-block: var(--space-4);
  border-block: var(--rule) solid currentColor;
}

.about-copy h3 {
  max-width: 14ch;
  font-family: var(--font-title);
  font-size: 52px;
  font-weight: 400;
  line-height: 1.08;
}

.about-copy p {
  max-width: 40em;
  font-size: 20px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: min(100%, 360px);
  padding-block: 14px;
  font-family: var(--font-medium);
  border-block: var(--rule) solid currentColor;
}

.text-link:hover {
  padding-inline: 14px;
  color: var(--white);
  background: var(--black);
}

.metrics {
  border-top: var(--rule) solid currentColor;
}

.metric {
  grid-column: span 4;
  min-height: 320px;
  padding: var(--space-3);
  border-bottom: var(--rule) solid currentColor;
}

.metric + .metric {
  border-left: var(--rule) solid currentColor;
}

.metric strong {
  display: block;
  margin-block: var(--space-5) var(--space-2);
  font-family: var(--font-numeric);
  font-size: 92px;
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.05em;
}

.metric p {
  max-width: 24em;
}

.timeline {
  --timeline-progress: 1;

  position: relative;
  display: grid;
  gap: 0;
  border-top: var(--rule) solid currentColor;
}

.timeline::before,
.timeline::after {
  position: absolute;
  z-index: 0;
  top: 0;
  bottom: 0;
  left: calc(16.6667% + 8px);
  width: var(--rule);
  pointer-events: none;
  content: "";
}

.timeline::before {
  background: rgb(0 0 0 / 14%);
}

.timeline::after {
  background: currentColor;
  transform: scaleY(var(--timeline-progress));
  transform-origin: 50% 0;
  will-change: transform;
}

.home-page .timeline-item {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 2fr 10fr;
  gap: var(--gutter);
  min-height: 112px;
  padding-block: 20px;
}

.timeline-item + .timeline-item {
  border-top: var(--rule) solid currentColor;
}

.home-page .timeline-year {
  font-family: var(--font-body);
  font-size: 24px;
  line-height: 1;
}

.home-page .timeline-item h3 {
  font-family: var(--font-medium);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.15;
}

.timeline-item p {
  max-width: 48em;
}

.source-heading {
  margin-bottom: var(--space-7);
}

.source-heading h2 {
  grid-column: 1 / 11;
  font-family: var(--font-title);
  font-size: clamp(52px, 5vw, 80px);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.025em;
}

[data-language="zh"] .source-heading h2 {
  letter-spacing: 0;
}

[data-language="zh"] .home-products-section .source-heading h2 {
  grid-column: 1 / 13;
}

.home-product-video-rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: clamp(560px, 64vw, 920px);
  gap: 12px;
  margin: 0 0 var(--space-7);
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  scroll-padding-inline: 0;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.home-product-video-rail::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.home-product-video-card {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--gray);
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.home-product-video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 480ms var(--ease-cinematic);
}

.home-product-video-card:hover img {
  transform: scale(1.015);
}

.home-product-video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 64px;
  height: 64px;
  background: var(--black);
  transform: translate(-50%, -50%);
}

.home-product-video-play::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 16px solid var(--white);
  transform: translate(-38%, -50%);
  content: "";
}

body.has-video-dialog-open {
  overflow: hidden;
}

.home-video-dialog {
  position: fixed;
  inset: 0;
  width: 100vw;
  max-width: none;
  height: 100vh;
  max-height: none;
  margin: 0;
  padding: 0;
  color: var(--white);
  background: rgba(0, 0, 0, 0.96);
  border: 0;
  color-scheme: dark;
}

.home-video-dialog[open] {
  display: grid;
  place-items: center;
}

.home-video-dialog::backdrop {
  background: rgba(0, 0, 0, 0.92);
}

.home-video-dialog-stage {
  display: grid;
  width: calc(100vw - 144px);
  height: calc(100vh - 96px);
  place-items: center;
  pointer-events: none;
}

.home-video-dialog video {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--black);
  object-fit: contain;
  pointer-events: auto;
}

.home-video-dialog-close {
  position: fixed;
  z-index: 2;
  top: var(--space-3);
  right: var(--space-3);
  width: 48px;
  height: 48px;
  color: var(--white);
  background: var(--black);
  border: var(--rule) solid currentColor;
}

.home-video-dialog-close::before,
.home-video-dialog-close::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: var(--rule);
  background: currentColor;
  content: "";
}

.home-video-dialog-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.home-video-dialog-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.source-feature {
  align-items: stretch;
}

.source-feature-image {
  grid-column: 1 / 7;
  min-height: 660px;
  overflow: hidden;
  background: var(--gray);
}

.source-feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.home-page main > .section-black .source-feature-image {
  min-height: 0;
  background: var(--black);
}

.home-page main > .section-black .source-feature-image img {
  object-position: left top;
  scale: 1 !important;
  transform: none !important;
}

.home-proof-section {
  --proof-heading-size: 54px;
  --proof-copy-size: 24px;
}

.home-proof-section .source-feature-image {
  min-height: 0;
}

[data-language="zh"] .home-proof-section .source-feature-image {
  aspect-ratio: 4 / 5;
}

.home-sullivan-section .source-feature-image {
  background: #25180f;
}

.home-page main > .home-sullivan-section .source-feature-image img {
  object-fit: cover;
  object-position: center;
}

.about-brand-image {
  position: relative;
  height: 660px;
}

.about-brand-image img {
  position: absolute;
  inset: 0;
  object-position: 50% 58%;
}

.source-feature-image-awards {
  position: relative;
  background: #a5a5a5;
}

.source-feature-image-awards img {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: 50% 65%;
  scale: 1 !important;
  transform: none !important;
}

.source-feature-image-awards.preserve-full-image img {
  object-fit: contain;
  object-position: center;
}

.source-feature-copy {
  grid-column: 7 / 13;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-5);
}

.home-page .source-feature-copy {
  padding-block: 0;
}

.home-proof-section .source-feature-copy h2 {
  font-size: var(--proof-heading-size);
}

.home-proof-section .source-feature-copy p {
  font-size: var(--proof-copy-size);
  line-height: 1.62;
}

.home-proof-section .source-feature-copy {
  gap: var(--space-3);
  padding-inline: var(--space-5);
}

.proof-title-line {
  display: block;
  font-weight: inherit;
}

.home-awards-section .proof-title-line {
  display: inline-block;
  white-space: nowrap;
}

.proof-copy-line,
.home-proof-copy [data-copy-lang="zh"] .proof-copy-unit {
  font-weight: inherit;
}

.home-sullivan-section .proof-copy-line {
  display: block;
}

.home-sullivan-section .proof-copy-line + .proof-copy-line {
  margin-top: var(--space-3);
}

.home-proof-footnotes {
  min-width: 0;
  margin-top: var(--space-3);
  color: #bdbdbd;
  font-size: 6px;
  text-align: left;
}

.home-proof-section .home-proof-footnotes p {
  font-size: inherit;
  text-align: left;
  text-align-last: auto;
  text-justify: auto;
  hyphens: manual;
}

/* 出处说明跟随对应的正文。 */
.content-footnote,
.source-feature-copy .content-footnote,
.research-item .content-footnote,
.timeline-item .content-footnote {
  font-size: 6px;
  line-height: 1.55;
  font-weight: 400;
  text-align: left;
  opacity: 0.72;
}

.content-footnotes {
  border-top: 0 !important;
}

.timeline-copy .content-footnote {
  margin-top: 16px;
}

.proof-rankings {
  display: grid;
  gap: 16px;
  margin-bottom: 24px;
}

.home-proof-section .proof-rankings p {
  font-family: var(--font-title);
  font-size: 24px;
  line-height: 1.3;
}

.home-proof-section .home-proof-footnotes {
  font-size: 6px;
}

.home-investment-section h2 {
  max-width: 1200px;
  font-family: var(--font-title);
  font-size: 54px;
  line-height: 1.16;
}

.investment-details {
  display: grid;
  gap: 56px;
  margin-top: 48px;
}

.investment-details > p {
  max-width: 1000px;
  font-size: 24px;
  line-height: 1.6;
}

.investment-logos {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 96px;
  align-items: center;
  justify-items: center;
  gap: 32px 40px;
}

.investment-logos img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center;
}

.home-ambassador-section {
  position: relative;
  isolation: isolate;
  padding-block: 0;
  overflow: hidden;
  background: #e5e5e5;
}

.home-ambassador-section + .section-black {
  border-top: 0;
}

.ambassador-layout {
  position: relative;
  min-height: clamp(520px, 68svh, 680px);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: start;
  gap: var(--gutter);
  padding-block: var(--space-6);
}

.ambassador-image {
  position: absolute;
  z-index: -1;
  inset: 0 auto 0 calc(50% - 50vw);
  width: 100vw;
  height: 100%;
  margin: 0;
}

.ambassador-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right 20%;
}

.ambassador-copy {
  grid-column: 1 / 8;
  align-self: center;
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.ambassador-copy h2 {
  font-family: var(--font-title);
  font-size: 54px;
  line-height: 1.16;
}

.ambassador-description {
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
  font-size: 24px;
  line-height: 1.6;
}

.ambassador-copy .content-footnote {
  font-size: 12px;
  line-height: 1.6;
}

/* 完整产品目录：品类导航、四列展示及逐款说明。 */
.product-directory {
  padding-top: 64px;
}

.directory-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  padding-bottom: 48px;
}

.directory-heading h1 {
  font-family: var(--font-title);
  font-size: clamp(54px, 5.8vw, 96px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.08;
  white-space: pre-line;
}

.directory-heading p {
  max-width: 300px;
  padding-bottom: 8px;
  font-size: 20px;
  line-height: 1.5;
}

.catalog-category-nav {
  position: sticky;
  top: var(--header-height);
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 24px 0;
  border-block: 2px solid var(--black);
  background: var(--white);
}

.catalog-category-nav a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 16px;
  text-decoration: none;
}

.catalog-category-nav a:hover,
.catalog-category-nav a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 5px;
}

.catalog-category-nav sup {
  font-size: 10px;
  color: #777;
}

.catalog-category {
  padding-top: 64px;
  scroll-margin-top: 160px;
}

.catalog-category + .catalog-category {
  margin-top: 64px;
  border-top: 2px solid var(--black);
}

.catalog-category-heading {
  display: flex;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 32px;
}

.category-index {
  font-size: 16px;
}

.catalog-category-heading h2 {
  font-family: var(--font-title);
  font-size: 36px;
  font-weight: 400;
  line-height: 1.2;
}

.catalog-category-heading > p {
  margin-left: auto;
  color: #666;
  font-size: 16px;
}

.catalog-category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 48px 24px;
}

.catalog-category-grid .catalog-card {
  min-width: 0;
  min-height: 0;
  grid-column: auto;
  display: flex;
  flex-direction: column;
  border: 0;
  background: transparent;
}

.catalog-category-grid .catalog-card .product-media {
  isolation: isolate;
  position: relative;
  display: block;
  height: auto;
  min-height: 0;
  aspect-ratio: 1;
  padding: 12px;
  background: #f5f5f5;
  overflow: hidden;
}

.catalog-category-grid .product-media img {
  position: absolute;
  inset: 12px;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  object-fit: contain;
  object-position: center;
  mix-blend-mode: multiply;
  transform: none;
  scale: 1;
}

.catalog-category-grid .product-coming-soon {
  position: absolute;
  z-index: 1;
  top: 12px;
  left: 12px;
  padding: 6px 9px;
  color: #fff;
  background: #111;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: .02em;
  pointer-events: none;
}

.catalog-category-grid .product-coming-soon[hidden] {
  display: none;
}

@media (prefers-reduced-motion: no-preference) {
  .catalog-category-grid .catalog-card:hover .product-media img {
    transform: none;
    scale: 1;
  }
}

.catalog-category-grid .catalog-card .product-copy {
  flex: 1;
  min-height: 0;
  padding: 24px 0 0;
  border: 0;
}

.catalog-category-grid .product-copy h3 {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.35;
  overflow-wrap: break-word;
}

.catalog-category-grid .product-copy > p {
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.5;
  text-align: left;
}

.catalog-category-grid .product-copy > .product-footnote,
.home-products-section .product-copy > .product-footnote {
  font-size: 6px;
  max-width: none;
  line-height: 1.5;
  color: #666;
  text-align: left;
}

.catalog-all-link {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding-block: 24px;
  border-block: 2px solid var(--black);
  font-size: 24px;
  text-decoration: none;
}

@media (max-width: 1279px) {
  .catalog-category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.source-feature-copy > :not(:first-child) {
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
}

.source-feature-copy h2 {
  font-family: var(--font-title);
  font-size: 54px;
  font-weight: 400;
  line-height: 1.08;
}

.source-feature-copy p,
.source-feature-copy li {
  font-size: 24px;
  line-height: 1.62;
}

.home-brand-intro-section {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - var(--header-height));
  padding-block: 0;
  overflow: hidden;
  background: var(--gray);
}

.home-brand-intro {
  position: relative;
  isolation: isolate;
  min-height: calc(100svh - var(--header-height) - var(--rule-strong));
  align-items: start;
  padding-block: var(--space-6);
}

.home-brand-intro .source-feature-copy {
  position: relative;
  z-index: 2;
  grid-column: 1 / 13;
  grid-row: 1;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
  align-items: start;
  justify-content: normal;
  padding: 0;
}

.home-brand-intro .source-feature-copy h2 {
  grid-column: 1 / 7;
  letter-spacing: -5px !important;
  word-spacing: -5px;
}

.home-brand-intro .source-feature-copy p {
  grid-column: 7 / 13;
}

.home-brand-intro .source-feature-image {
  position: absolute;
  z-index: 0;
  inset: 0 auto 0 calc(50% - 50vw);
  grid-column: auto;
  grid-row: auto;
  width: 100vw;
  min-height: 0;
  aspect-ratio: auto;
}

.home-brand-intro .source-feature-image img {
  object-position: 50% 100%;
}

.home-brand-intro .source-feature-copy > :not(:first-child) {
  padding-top: 0;
  border-top: 0;
}

.section-title-primary,
.section-title-muted,
.home-brand-intro-primary,
.home-brand-intro-muted {
  font-style: normal;
  font-weight: inherit;
}

.section-title-primary {
  color: inherit;
}

.home-brand-intro-primary {
  color: var(--black);
}

.section-title-muted,
.home-brand-intro-muted {
  color: var(--section-title-muted);
}

.home-brand-intro .home-brand-intro-muted {
  color: var(--black);
}

.home-brand-intro-zh-position,
.home-brand-intro-zh-conclusion {
  display: block;
}

.source-feature-reverse .source-feature-image {
  grid-column: 7 / 13;
}

.source-feature-reverse .source-feature-copy {
  grid-column: 1 / 7;
  grid-row: 1;
}

.retail-logo-panel {
  grid-column: 7 / 13;
  align-self: stretch;
  min-height: 660px;
  padding: var(--space-3);
  overflow: hidden;
  background: var(--white);
}

.retail-logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  height: 100%;
}

.retail-logo-item {
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 0;
  padding: var(--space-1);
  overflow: hidden;
  background: var(--white);
}

.retail-logo-item img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 48px;
  object-fit: contain;
}

/* 首页常规图文共用基准高度；两个证书版块按各自内容收紧并完整显示原图。 */
.home-page main .source-feature:not(.home-brand-intro) {
  grid-template-rows: var(--home-source-feature-height, auto);
}

.home-page main .source-feature:not(.home-brand-intro) > :is(
  .source-feature-image,
  .retail-logo-panel,
  .source-feature-copy
) {
  align-self: stretch;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: var(--home-source-feature-height, auto);
}

.home-page main .source-feature:not(.home-brand-intro) > :is(
  .source-feature-image,
  .retail-logo-panel
) {
  aspect-ratio: 4 / 5;
}

.home-page main .home-sullivan-section .source-feature {
  grid-template-rows: var(
    --home-sullivan-feature-height,
    var(--home-source-feature-height, auto)
  );
}

.home-page main .home-sullivan-section .source-feature > :is(
  .source-feature-image,
  .source-feature-copy
) {
  height: var(
    --home-sullivan-feature-height,
    var(--home-source-feature-height, auto)
  );
}

.home-page main .home-sullivan-section .source-feature > .source-feature-image {
  width: 100%;
  aspect-ratio: 1;
}

.home-page main .home-awards-section .source-feature {
  grid-template-rows: var(
    --home-awards-feature-height,
    var(--home-source-feature-height, auto)
  );
}

.home-page main .home-awards-section .source-feature > :is(
  .source-feature-image,
  .source-feature-copy
) {
  height: var(
    --home-awards-feature-height,
    var(--home-source-feature-height, auto)
  );
}

.home-page main .home-awards-section .source-feature > .source-feature-image {
  aspect-ratio: 4 / 3;
}

.source-list li {
  padding-block: var(--space-3);
}

.source-list li + li {
  border-top: var(--rule) solid currentColor;
}

.home-page .source-feature-copy .source-list li:last-child {
  padding-bottom: 0;
}

.source-paragraphs {
  display: grid;
  gap: var(--space-2);
}

.product-showcase {
  align-items: stretch;
}

.product-card {
  position: relative;
  display: grid;
  grid-template-rows: minmax(420px, 1fr) auto;
  min-height: 720px;
  background: var(--white);
  border: var(--rule) solid var(--black);
}

.product-card-large {
  grid-column: span 6;
}

.product-card-small {
  grid-column: span 3;
}

.product-media {
  display: grid;
  place-items: center;
  min-height: 0;
  padding: var(--space-5);
  background: var(--gray);
  overflow: hidden;
}

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 480ms ease;
}

.product-card:hover .product-media img {
  transform: scale(1.035);
}

.product-copy {
  min-height: 220px;
  padding: var(--space-3);
  color: var(--black);
  background: var(--white);
}

.product-copy h3 {
  margin-block: var(--space-2);
  font-family: var(--font-title);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.15;
}

.product-copy p,
.product-benefits {
  max-width: 30em;
}

.product-benefits {
  display: grid;
  gap: 4px;
  margin-top: var(--space-1);
}

.product-benefits li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  column-gap: 6px;
  align-items: start;
}

.product-benefits li::before {
  width: 5px;
  height: 9px;
  margin: 2px 0 0 2px;
  border-right: 1.25px solid currentColor;
  border-bottom: 1.25px solid currentColor;
  border-radius: 0 0 1px;
  content: "";
  transform: rotate(45deg);
}

.market-layout {
  align-items: stretch;
}

.market-image {
  grid-column: 1 / 8;
  min-height: 680px;
}

.market-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.market-copy {
  grid-column: 9 / 13;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-block: var(--space-3);
  border-block: var(--rule) solid currentColor;
}

.market-copy h3 {
  font-family: var(--font-title);
  font-size: 44px;
  font-weight: 400;
  line-height: 1.08;
}

.market-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: var(--rule) solid currentColor;
}

.market-list li {
  padding-block: 14px;
  border-bottom: var(--rule) solid currentColor;
}

.market-list li:nth-child(even) {
  padding-left: var(--space-2);
  border-left: var(--rule) solid currentColor;
}

.news-grid {
  align-items: stretch;
}

.news-card {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  min-height: 640px;
  border-top: var(--rule) solid currentColor;
  border-bottom: var(--rule) solid currentColor;
}

.news-card-image {
  height: 360px;
  overflow: hidden;
  background: var(--gray);
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
  transition: filter 360ms ease, transform 480ms ease;
}

.news-card:hover .news-card-image img {
  filter: grayscale(0);
  transform: scale(1.025);
}

.news-card-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: space-between;
  padding-block: var(--space-3);
}

.news-card-copy h3 {
  margin-block: var(--space-2) var(--space-4);
  font-family: var(--font-title);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.18;
}

.news-card-copy p {
  max-width: 36em;
}

.page-hero {
  padding-block: var(--space-7) var(--space-8);
  color: var(--white);
  background: var(--black);
}

.page-hero-meta {
  grid-column: 1 / 3;
  font-family: var(--font-numeric);
  font-size: 56px;
  line-height: 1;
}

.page-hero-copy {
  grid-column: 3 / 11;
}

.page-hero-summary {
  grid-column: 10 / 13;
  align-self: end;
  margin-top: var(--space-7);
  font-size: 18px;
}

.value-hero {
  min-height: 760px;
  align-items: stretch;
}

.value-image {
  grid-column: 1 / 8;
  min-height: 760px;
}

.value-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.value-copy {
  grid-column: 8 / 13;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-5);
  color: var(--white);
  background: var(--black);
}

.value-copy h2 {
  max-width: 10ch;
  font-family: var(--font-title);
  font-size: 64px;
  font-weight: 400;
  line-height: 1;
}

.value-copy p {
  font-size: 19px;
}

.research-item {
  position: relative;
  grid-column: span 6;
  min-height: 760px;
  padding: var(--space-4);
}

.research-media {
  aspect-ratio: 3 / 2;
  margin: 0;
  overflow: hidden;
  background: #e8e9e9;
}

.research-media img,
.research-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
}

.research-item:nth-child(-n + 2)::after {
  position: absolute;
  right: 0;
  bottom: -12px;
  left: 0;
  border-bottom: var(--rule) solid currentColor;
  content: "";
  pointer-events: none;
}

.research-item:nth-child(even)::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -12px;
  border-left: var(--rule) solid currentColor;
  content: "";
  pointer-events: none;
}

.research-item strong {
  display: block;
  margin-block: var(--space-4) var(--space-3);
  font-family: var(--font-title);
  font-size: 42px;
  font-weight: 400;
  line-height: 1.08;
}

.research-item h3 {
  margin-bottom: var(--space-3);
  font-family: var(--font-title);
  font-size: 30px;
  font-weight: 400;
  line-height: 1.15;
}

.about-aliases {
  align-items: start;
}

.about-aliases h2 {
  grid-column: 1 / 7;
  font-family: var(--font-title);
  font-size: clamp(52px, 5vw, 80px);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.025em;
}

.about-alias-list {
  grid-column: 7 / 13;
  border-top: var(--rule) solid currentColor;
}

.about-alias-list li {
  padding-block: var(--space-3);
  font-size: 24px;
  line-height: 1.35;
  border-bottom: var(--rule) solid currentColor;
}

.about-alias-list li > [data-copy-lang] {
  display: block;
}

.about-alias-list strong {
  display: block;
  font-family: var(--font-title);
  font-size: 34px;
  font-weight: 400;
}

.about-alias-region {
  display: block;
  margin-top: var(--space-2);
}

[data-language="zh"] .about-aliases h2 {
  letter-spacing: 0;
}

.catalog-intro {
  grid-column: 1 / 7;
  font-family: var(--font-title);
  font-size: 56px;
  line-height: 1.04;
}

.catalog-note {
  grid-column: 9 / 13;
  align-self: end;
  font-size: 18px;
}

.catalog-grid {
  position: relative;
  row-gap: var(--space-5);
}

.home-products-section .catalog-grid::before {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  left: 0;
  height: var(--rule);
  background: currentColor;
  transform: scaleX(1);
  transform-origin: 0 50%;
  pointer-events: none;
  content: "";
}

.catalog-card {
  grid-column: span 4;
  min-height: 760px;
  border: 0;
}

.catalog-card .product-media {
  height: 520px;
}

.catalog-card .product-copy {
  min-height: 238px;
}

.product-catalog-section {
  overflow: hidden;
}

.product-catalog-rail {
  grid-template-columns: none;
  grid-auto-flow: column;
  grid-auto-columns: clamp(360px, 29vw, 480px);
  align-items: stretch;
  gap: var(--gutter);
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: var(--space-3);
  scroll-padding-inline: var(--page-margin);
  scroll-snap-type: x mandatory;
  overscroll-behavior-inline: contain;
  scrollbar-width: none;
}

.product-catalog-rail::before {
  content: none;
}

.product-catalog-rail::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.product-catalog-rail .catalog-card {
  grid-column: auto;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.product-catalog-rail .product-media {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  padding: 0;
  background: #e7e7e4;
}

.product-catalog-rail .product-media img {
  position: absolute;
  inset: 0;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding: clamp(32px, 3.5vw, 56px);
  mix-blend-mode: multiply;
  object-fit: contain;
}

.product-catalog-rail .product-copy {
  min-height: 190px;
  padding: var(--space-2) 0 var(--space-4);
  background: transparent;
}

.product-catalog-rail .product-copy h3 {
  margin: 0 0 12px;
  font-family: var(--font-medium);
  font-size: clamp(18px, 1.35vw, 22px);
}

.product-catalog-rail .product-copy p,
.product-catalog-rail .product-benefits {
  font-size: 14px;
}

.home-products-section .catalog-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
}

.home-products-section .catalog-card {
  grid-column: auto;
  min-width: 0;
  min-height: 0;
  border: 0;
}

.home-products-section .catalog-card .product-media {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 20 / 11;
  padding: 0;
}

.home-products-section .product-media img {
  position: absolute;
  inset: 0;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding: var(--space-3);
  mix-blend-mode: multiply;
  object-fit: contain;
}

.home-products-section .catalog-card .product-copy {
  min-height: 0;
  padding: 0;
  margin-top: 0;
  border-top: 0;
}

.home-products-section .product-copy h3 {
  margin: 0 0 var(--space-2);
  font-size: clamp(16px, 1.4vw, 22px);
  line-height: 1.16 !important;
  text-align: center;
}

.home-products-section .product-copy p,
.home-products-section .product-benefits {
  font-size: clamp(13px, 1vw, 16px);
  line-height: 1.18 !important;
}

.news-list {
  display: grid;
  gap: 0;
}

.news-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(360px, 4fr) minmax(0, 8fr);
  gap: var(--gutter);
  min-height: 360px;
  padding-block: var(--space-4);
}

.news-row + .news-row {
  border-top: 0;
}

.news-row::before {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: var(--rule);
  background: currentColor;
  transform: scaleX(1);
  transform-origin: 0 50%;
  content: "";
}

.news-title-date {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 400;
}

.news-title-copy {
  display: block;
}

.news-row-image {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--gray);
}

.news-row-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  filter: none;
}

.news-store-row {
  min-height: 0;
}

.news-store-row .news-row-image {
  aspect-ratio: 3 / 2;
}

.news-row-copy {
  display: flex;
  flex-direction: column;
}

.news-row-copy h2 {
  max-width: 24ch;
  margin-bottom: var(--space-2);
  font-family: var(--font-title);
  font-size: 34px;
  font-weight: 400;
  line-height: 1.16;
}

.news-row-copy h2 [data-copy-lang] {
  display: block;
  word-break: keep-all;
  overflow-wrap: normal;
}

.news-row-copy h2 [data-copy-lang="zh"] .news-title-unit {
  white-space: nowrap;
}

.news-row-copy p {
  max-width: 52em;
  margin-top: var(--space-2);
  line-height: 1.65;
}

.news-row-copy p:first-of-type {
  margin-top: auto;
}

.contact-grid {
  row-gap: var(--space-4);
}

.contact-group {
  grid-column: span 6;
  min-height: 420px;
  padding: var(--space-4);
  border-top: var(--rule-strong) solid currentColor;
}

.contact-group-wide {
  grid-column: 1 / -1;
}

.contact-business + .contact-group {
  position: relative;
  padding-left: calc(var(--space-4) + var(--rule));
}

.contact-business + .contact-group::before {
  position: absolute;
  top: var(--space-3);
  bottom: var(--space-3);
  left: -13px;
  width: var(--rule);
  background: currentColor;
  pointer-events: none;
  content: "";
}

.channel-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.channel-columns h3 {
  margin-block: var(--space-4) var(--space-2);
  font-family: var(--font-title);
  font-size: 22px;
  font-weight: 400;
}

.contact-group p,
.link-list a {
  overflow-wrap: anywhere;
}

.contact-group h2 {
  margin-block: var(--space-5) var(--space-4);
  font-family: var(--font-title);
  font-size: 44px;
  font-weight: 400;
  line-height: 1.08;
}

.contact-group > h2 + .channel-columns,
.contact-group > h2 + p,
.contact-group > h2 + .link-list {
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
}

.channel-columns h3:not(:first-child) {
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
}

.contact-business h2 {
  font-size: clamp(28px, 2.4vw, 38px);
  overflow-wrap: anywhere;
}

.link-list a {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 13px;
}

.link-list {
  display: grid;
  gap: var(--space-1);
}

.link-list a:hover {
  padding-inline: var(--space-2);
  color: var(--white);
  background: var(--black);
}

.site-footer {
  color: var(--white);
  background: var(--black);
}

.footer-shell {
  display: flex;
  flex-direction: column;
  min-height: 440px;
  padding-block: 52px var(--space-5);
}

.footer-rule {
  width: 100%;
  height: var(--rule);
  background: var(--white);
  opacity: 0.2;
}

.footer-top,
.footer-bottom {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}

.footer-top {
  padding-top: var(--space-5);
}

.footer-mark {
  grid-column: 1 / 4;
  align-self: start;
}

.footer-mark img {
  width: auto;
  height: 112px;
}

.footer-nav {
  grid-column: 6 / 13;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gutter);
}

.footer-column h2 {
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-medium);
  font-size: 16px;
  font-weight: 400;
}

.footer-links {
  display: grid;
  gap: 20px;
  margin-top: var(--space-3);
}

.footer-links a {
  display: inline-flex;
  width: fit-content;
  color: var(--white);
  font-family: var(--font-medium);
  font-size: 20px;
  font-weight: 400;
  transition: opacity 180ms ease, transform 180ms ease;
}

.footer-links a:hover {
  opacity: 0.62;
  transform: translateX(8px);
}

.footer-bottom {
  align-items: center;
  margin-top: auto;
}

.footer-copyright {
  grid-column: 1 / 5;
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-medium);
  font-size: 16px;
}

.footer-social {
  grid-column: 6 / 9;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-social a {
  display: grid;
  place-items: center;
  min-width: 32px;
  height: 32px;
  color: var(--white);
  font-family: var(--font-medium);
  font-size: 16px;
  transition: opacity 180ms ease, transform 180ms ease;
}

.footer-social a:hover {
  opacity: 0.62;
  transform: translateY(-4px);
}

.footer-top-link {
  grid-column: 9 / 12;
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 10px;
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-medium);
  font-size: 16px;
  transition: color 180ms ease;
}

.footer-top-link:hover {
  color: var(--white);
}

.footer-top-icon {
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: var(--rule) solid currentColor;
  border-radius: 50%;
  font-size: 12px;
}

@media (max-width: 1239px) {
  .footer-links a {
    font-size: 18px;
  }
}

[data-reveal] {
  opacity: 1;
  transform: none;
}

.js.motion-pending [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
}

.js [data-reveal].is-reveal-ready {
  transition:
    opacity 520ms var(--ease-reveal),
    transform 520ms var(--ease-reveal);
}

.js [data-reveal].is-reveal-pending:not(.is-visible) {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

.js .source-feature[data-reveal].is-reveal-ready {
  opacity: 1;
  transform: none;
  transition: none;
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-copy,
.js .source-feature[data-reveal].is-reveal-ready > .source-feature-image,
.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel {
  transition:
    opacity 520ms var(--ease-reveal),
    transform 520ms var(--ease-reveal);
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-image {
  clip-path: inset(0);
  transition:
    opacity 620ms var(--ease-cinematic),
    transform 620ms var(--ease-cinematic),
    clip-path 880ms var(--ease-cinematic);
  will-change: clip-path;
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel {
  clip-path: inset(0);
  transition:
    opacity 620ms var(--ease-cinematic),
    transform 620ms var(--ease-cinematic),
    clip-path 820ms var(--ease-cinematic);
  will-change: clip-path;
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel .retail-logo-item {
  opacity: 1;
  transform: none;
  transition:
    opacity 440ms var(--ease-reveal),
    transform 520ms var(--ease-reveal);
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel .retail-logo-item:nth-child(4n + 1) {
  transition-delay: 160ms;
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel .retail-logo-item:nth-child(4n + 2) {
  transition-delay: 210ms;
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel .retail-logo-item:nth-child(4n + 3) {
  transition-delay: 260ms;
}

.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel .retail-logo-item:nth-child(4n) {
  transition-delay: 310ms;
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-image img {
  scale: 1.04;
  transition: scale 1080ms var(--ease-cinematic);
  will-change: transform, scale;
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-copy > * {
  opacity: 1;
  clip-path: inset(0);
  transform: none;
  transition:
    opacity 620ms var(--ease-cinematic),
    transform 720ms var(--ease-cinematic),
    clip-path 720ms var(--ease-cinematic);
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-copy > :not(:first-child) {
  transition-delay: 110ms;
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-copy,
.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-image,
.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .retail-logo-panel {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-image {
  clip-path: inset(0 100% 0 0);
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .retail-logo-panel {
  clip-path: inset(0 100% 0 0);
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .retail-logo-panel .retail-logo-item {
  opacity: 0;
  transform: translate3d(0, 6px, 0);
}

.js .source-feature.source-feature-reverse[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-image {
  clip-path: inset(0 0 0 100%);
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-image img {
  scale: 1.105;
}

.js .source-feature[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-copy > * {
  opacity: 0;
  clip-path: inset(0 0 18% 0);
  transform: translate3d(0, 28px, 0);
}

/* 首页四组同级图文在显现过程中也始终共用上下边线。 */
.js .home-page main .source-feature:not(.home-brand-intro)[data-reveal].is-reveal-pending:not(.is-visible) > :is(
  .source-feature-copy,
  .source-feature-image,
  .retail-logo-panel
),
.js .home-page main .source-feature:not(.home-brand-intro)[data-reveal].is-reveal-pending:not(.is-visible) > .source-feature-copy > * {
  transform: none;
}

.js .source-feature[data-reveal].is-visible > .source-feature-copy,
.js .source-feature[data-reveal].is-visible > .source-feature-image,
.js .source-feature[data-reveal].is-visible > .retail-logo-panel {
  opacity: 1;
  transform: none;
}

.js .source-feature[data-reveal].is-visible > .source-feature-image {
  clip-path: inset(0);
}

.js .source-feature[data-reveal].is-visible > .retail-logo-panel {
  clip-path: inset(0);
}

.js .source-feature[data-reveal].is-visible > .retail-logo-panel .retail-logo-item {
  opacity: 1;
  transform: none;
}

.js .source-feature[data-reveal].is-visible > .source-feature-copy > * {
  opacity: 1;
  clip-path: inset(-0.3em);
  transform: none;
}

.js .source-feature[data-reveal].is-reveal-ready > .source-feature-image,
.js .source-feature[data-reveal].is-reveal-ready > .retail-logo-panel {
  transition-delay: 110ms;
}

.js.motion-pending .home-hero-media[data-reveal],
.js .home-hero-media[data-reveal].is-reveal-pending:not(.is-visible) {
  transform: none;
}

.js .home-hero-media[data-reveal].is-reveal-ready {
  transition-delay: 110ms;
}

.js .news-row[data-reveal].is-reveal-ready {
  opacity: 1;
  transform: none;
  transition: none;
}

.js .news-row[data-reveal].is-reveal-ready > .news-row-image,
.js .news-row[data-reveal].is-reveal-ready > .news-row-copy {
  transition:
    opacity 520ms var(--ease-reveal),
    transform 520ms var(--ease-reveal);
}

.js .news-row[data-reveal].is-reveal-ready::before {
  transition: transform 720ms var(--ease-cinematic);
}

.js .news-row[data-reveal].is-reveal-ready > .news-row-copy {
  transition-delay: 70ms;
}

.js .news-row[data-reveal].is-reveal-ready > .news-row-image {
  clip-path: inset(0);
  transition:
    opacity 620ms var(--ease-cinematic),
    transform 620ms var(--ease-cinematic),
    clip-path 820ms var(--ease-cinematic);
  transition-delay: 180ms;
  will-change: clip-path;
}

.js .news-row[data-reveal].is-reveal-ready > .news-row-image img {
  scale: 1;
  transition: scale 980ms var(--ease-cinematic);
  will-change: scale;
}

.js .news-row[data-reveal].is-reveal-pending:not(.is-visible) > .news-row-image,
.js .news-row[data-reveal].is-reveal-pending:not(.is-visible) > .news-row-copy {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
}

.js .news-row[data-reveal].is-reveal-pending:not(.is-visible)::before {
  transform: scaleX(0);
}

.js .news-row[data-reveal].is-reveal-pending:not(.is-visible) > .news-row-image {
  clip-path: inset(0 100% 0 0);
}

.js .news-row:nth-child(even)[data-reveal].is-reveal-pending:not(.is-visible) > .news-row-image {
  clip-path: inset(0 0 0 100%);
}

.js .news-row[data-reveal].is-reveal-pending:not(.is-visible) > .news-row-image img {
  scale: 1.06;
}

.js .news-row[data-reveal].is-visible > .news-row-image,
.js .news-row[data-reveal].is-visible > .news-row-copy {
  opacity: 1;
  transform: none;
}

.js .news-row[data-reveal].is-visible::before {
  transform: scaleX(1);
}

.js .news-row[data-reveal].is-visible > .news-row-image {
  clip-path: inset(0);
}

.js .timeline[data-reveal].is-reveal-ready,
.js .catalog-grid[data-reveal].is-reveal-ready {
  opacity: 1;
  transform: none;
  transition: none;
}

.js .timeline[data-reveal].is-reveal-ready > .timeline-item {
  transition:
    opacity 480ms var(--ease-reveal),
    transform 480ms var(--ease-reveal);
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card {
  --catalog-delay: 90ms;

  transition: opacity 480ms var(--ease-reveal);
  transition-delay: var(--catalog-delay);
}

.js .home-products-section .catalog-grid[data-reveal].is-reveal-ready {
  border-top-color: transparent;
}

.js .home-products-section .catalog-grid[data-reveal].is-reveal-ready::before {
  transition: transform 760ms var(--ease-cinematic);
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card .product-media {
  clip-path: inset(0);
  transition: clip-path 780ms var(--ease-cinematic);
  transition-delay: calc(var(--catalog-delay) + 40ms);
  will-change: clip-path;
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card .product-media img {
  scale: 1;
  transition:
    transform 480ms ease,
    scale 920ms var(--ease-cinematic);
  transition-delay: calc(var(--catalog-delay) + 40ms);
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card .product-copy {
  transition:
    opacity 520ms var(--ease-reveal),
    transform 520ms var(--ease-reveal);
  transition-delay: calc(var(--catalog-delay) + 170ms);
}

.js .timeline[data-reveal].is-reveal-pending:not(.is-visible) > .timeline-item {
  opacity: 0;
  transform: translate3d(0, 16px, 0);
}

.js .catalog-grid[data-reveal].is-reveal-pending:not(.is-visible) > .catalog-card {
  opacity: 0;
  transform: none;
}

.js .home-products-section .catalog-grid[data-reveal].is-reveal-pending:not(.is-visible)::before {
  transform: scaleX(0);
}

.js .catalog-grid[data-reveal].is-reveal-pending:not(.is-visible) > .catalog-card .product-media {
  clip-path: inset(100% 0 0);
}

.js .catalog-grid[data-reveal].is-reveal-pending:not(.is-visible) > .catalog-card .product-media img {
  scale: 1.08;
}

.js .catalog-grid[data-reveal].is-reveal-pending:not(.is-visible) > .catalog-card .product-copy {
  opacity: 0;
  transform: translate3d(0, 12px, 0);
}

.js .timeline[data-reveal].is-visible > .timeline-item,
.js .catalog-grid[data-reveal].is-visible > .catalog-card {
  opacity: 1;
  transform: none;
}

.js .home-products-section .catalog-grid[data-reveal].is-visible::before {
  transform: scaleX(1);
}

.js .catalog-grid[data-reveal].is-visible > .catalog-card .product-media {
  clip-path: inset(0);
}

.js .catalog-grid[data-reveal].is-visible > .catalog-card .product-copy {
  opacity: 1;
  transform: none;
}

.js .timeline[data-reveal].is-reveal-ready > .timeline-item:nth-child(2) {
  transition-delay: 50ms;
}

.js .timeline[data-reveal].is-reveal-ready > .timeline-item:nth-child(3) {
  transition-delay: 100ms;
}

.js .timeline[data-reveal].is-reveal-ready > .timeline-item:nth-child(4) {
  transition-delay: 150ms;
}

.js .timeline[data-reveal].is-reveal-ready > .timeline-item:nth-child(n + 5) {
  transition-delay: 200ms;
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card:nth-child(2) {
  --catalog-delay: 150ms;
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card:nth-child(3) {
  --catalog-delay: 210ms;
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card:nth-child(4) {
  --catalog-delay: 270ms;
}

.js .catalog-grid[data-reveal].is-reveal-ready > .catalog-card:nth-child(5) {
  --catalog-delay: 330ms;
}

.catalog-card:hover .product-media img {
  scale: 1.025;
}

.js.has-scroll-motion .home-hero {
  --hero-progress: 0;
}

.js.has-scroll-motion .home-hero-media video,
.js.has-scroll-motion .home-hero-media img {
  transform: translate3d(0, calc(var(--hero-progress) * 18px), 0)
    scale(calc(1 + var(--hero-progress) * 0.045));
  transform-origin: 50% 50%;
  will-change: transform;
}

.js.has-scroll-motion .home-hero-copy.is-visible {
  opacity: min(
    calc(1 - var(--hero-progress) * 0.52),
    clamp(0, calc(4.5 - var(--hero-progress) * 5), 1)
  );
  transform: translate3d(0, calc(var(--hero-progress) * -30px), 0);
}

.js.has-scroll-motion .home-hero h1 {
  transform: translate3d(0, calc(var(--hero-progress) * 380px), 0)
    scale(calc(1 - var(--hero-progress) * 0.22));
  transform-origin: 50% 50%;
  will-change: transform;
}

.js.has-scroll-motion .home-hero-rule {
  transform: translate3d(
    -50%,
    calc(-50% + var(--hero-progress) * 380px),
    0
  );
  will-change: transform;
}

.js.has-scroll-motion .home-hero-copy.is-visible.is-scroll-motion-ready {
  transition: none;
  will-change: transform, opacity;
}

.js.has-scroll-motion .home-hero::after {
  background: rgba(0, 0, 0, calc(0.1 + var(--hero-progress) * 0.22));
}

.js.has-scroll-motion .source-feature-image img {
  transform: translate3d(0, var(--media-shift, 0), 0);
}

.js.has-scroll-motion .timeline {
  --timeline-progress: 0;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}

body,
body *,
body *::before,
body *::after {
  letter-spacing: -0.05em !important;
  line-height: 1 !important;
}

/* 中文多行文字：统一 1.2 倍行距，并减少标题与正文的孤字。 */
[data-language="zh"] [data-copy-lang="zh"],
[data-language="zh"] [data-copy-lang="zh"] * {
  line-height: 1.2 !important;
  line-break: strict;
}

[data-language="zh"] :where(h1, h2, h3, strong) > [data-copy-lang="zh"] {
  text-wrap: balance;
}

[data-language="zh"] :where(p, li, a) > [data-copy-lang="zh"] {
  text-wrap: pretty;
}

/* 长正文左右对齐；末行自然靠左，标题与短标签不参与拉伸。 */
:where(
  .source-feature-copy p,
  .source-list > li,
  .research-item > p,
  .contact-group > p,
  .news-row-copy > p
) {
  text-align: justify;
  text-align-last: left;
}

/* 英文使用自然换行；孤词通过完整词组保护，避免新闻页自动优化换行时崩溃。 */
[data-language="en"] main :where(h2, h3, p, li) {
  text-wrap: wrap;
}

/* 紧密英文词组整体换行，避免末尾单词独占一行。 */
[data-language="en"] .en-keep-phrase {
  white-space: nowrap;
}

[data-language="en"] :where(
  .source-feature-copy p,
  .source-list > li,
  .research-item > p,
  .contact-group > p,
  .news-row-copy > p
) {
  text-align: left;
  hyphens: manual;
  text-justify: auto;
}

[data-language="zh"] :where(
  .source-feature-copy p,
  .source-list > li,
  .research-item > p,
  .contact-group > p,
  .news-row-copy > p
) {
  text-justify: inter-character;
}

[data-language="zh"] .zh-line-end {
  white-space: nowrap;
}

/* 注释使用独立的小字阅读节奏，不继承标题和正文的紧缩字距。 */
[data-language] .home-proof-footnotes,
[data-language] .home-proof-footnotes * {
  letter-spacing: normal !important;
  line-height: 1.5 !important;
  text-wrap: wrap;
}

/* 投资机构介绍沿用品牌网格与黑白排版。 */
.investor-profiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px 64px;
  margin-top: 56px;
}
.investor-profile {
  border-top: 2px solid currentColor;
  padding-top: 28px;
  min-width: 0;
}
.investor-profile > img {
  display: block;
  width: 220px;
  height: 80px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 24px;
}
.investor-profile p, .investor-profile li { font-size: 20px; line-height: 1.55; }
.investor-profile ul { padding-left: 1.2em; margin-top: 14px; list-style: disc; }
.investor-profile li + li { margin-top: 8px; }
.home-category-card { display: block; text-decoration: none; color: inherit; }
.home-products-section .home-category-card .product-media { background: var(--white); }
.home-products-section .home-category-card .product-media img {
  padding: 0;
  mix-blend-mode: normal;
  object-fit: contain;
  object-position: center;
}
.home-category-card:hover h3 { text-decoration: underline; text-underline-offset: 6px; }
.product-market { color: var(--section-title-muted); font-size: 12px !important; }
.platform-columns { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.platform-links { display: grid; gap: 12px; }
.platform-links a {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) 16px;
  align-items: center;
  gap: 14px;
  min-height: 90px;
  padding: 16px 0;
  border-bottom: 1px solid #c8c8c8;
  font-size: 15px;
  line-height: 1.4;
}
.platform-links:has(+ h3) > li:last-child > a {
  border-bottom-color: transparent;
}
/* 按标志的实际轮廓校准视觉分量，图片保持原始比例。 */
.platform-links img {
  width: var(--platform-logo-width, 70px);
  height: 36px;
  justify-self: start;
  object-fit: contain;
  object-position: left center;
  mix-blend-mode: multiply;
}
.platform-links img[src$="01-tmall.png"] { --platform-logo-width: 104px; }
.platform-links img[src$="02-jd.png"] { --platform-logo-width: 82px; }
.platform-links img[src$="05-xiaohongshu.png"] { --platform-logo-width: 62px; }
.platform-links img[src$="15-poizon.png"] { --platform-logo-width: 72px; }
.platform-links img[src$="07-vipshop.png"] { --platform-logo-width: 60px; }
.platform-links img[src$="tiktok.svg"],
.platform-links img[src$="kuaishou.svg"] { --platform-logo-width: 32px; }
.platform-links img[src$="shopee.svg"] { --platform-logo-width: 30px; }
.platform-links img[src$="amazon.svg"] { --platform-logo-width: 38px; }
.platform-links img[src$="liran-make-sense-horizontal-black.svg"] { --platform-logo-width: 108px; }
.platform-wordmark { font-family: var(--font-title); font-size: 20px; letter-spacing: -0.5px; }
.platform-link-label { min-width: 0; }
.news-tonic-image { aspect-ratio: 116 / 153; background: #f1f1f1; }
.news-tonic-image img { object-fit: contain; padding: 0; }
@media (max-width: 1100px) {
  .platform-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .investor-profiles { gap: 36px; }
}
.news-tonic-image img { mix-blend-mode: normal; }

@font-face {
  font-family: 'LIRAN US';
  src: url('assets/fonts/liran-us-poppins-bold.woff2') format('woff2');
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}
.platform-wordmark-liran {
  justify-self: start;
  font-family: 'LIRAN US', sans-serif;
  font-weight: 700;
  font-size: 28px;
  line-height: 36px;
  letter-spacing: -0.02em;
}
.contact-social-group .link-list .contact-icon-link {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  min-height: 64px;
  border-bottom: 1px solid #c8c8c8;
}
.contact-link-icon {
  display: block;
  width: 28px;
  height: 28px;
  object-fit: contain;
  object-position: left center;
  justify-self: start;
}
.contact-link-icon[src$='youtube.svg'] { width: 32px; }
.contact-link-icon[src$='email.svg'] { width: 30px; }
.contact-icon-label { min-width: 0; }
.contact-social-group .channel-columns { row-gap: 40px; }
.contact-social-group .channel-columns > section:nth-child(n + 3) {
  padding-top: var(--space-3);
  border-top: var(--rule) solid currentColor;
}

/* 合作渠道只展示品牌标志，按国家分组并保持图形原始比例。 */
.contact-partners .partner-countries {
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}
.partner-countries h3 {
  margin-top: 16px;
  margin-bottom: 24px;
}
.partner-logo-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  column-gap: 24px;
  row-gap: 20px;
}
.partner-logo-grid li {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  height: 92px;
}
.partner-logo-grid img {
  display: block;
  width: auto;
  height: auto;
  max-width: min(100%, 132px);
  max-height: 62px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.partner-logo-grid img[src$="beautrium.png"] {
  filter: brightness(0);
}
@media (max-width: 1239px) {
  .partner-logo-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.investor-profile > img[src$="bilibili-vector.svg"] { width: 176px; }
.investor-profile > img[src$="5y-vector.svg"] { width: 210px; }
.investor-profile > img[src$="tiger-global-vector.svg"] { width: 280px; }
.investor-profile > img[src$="sig-vector.svg"] { width: 300px; }