:root {
  --ink: #06070a;
  --ink-2: #1d1d1f;
  --mist: #f5f5f7;
  --mist-2: #fafafa;
  --veil: rgba(255, 255, 255, 0.72);
  --hairline: rgba(6, 7, 10, 0.08);
  --hairline-strong: rgba(6, 7, 10, 0.14);
  --blue: #0071e3;
  --blue-2: #2997ff;
  --aqua: #64d2ff;
  --silver: #d7dce5;
  --warm: #f4efe6;
  --radius-xl: 44px;
  --radius-lg: 32px;
  --radius-md: 24px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --master-shadow: 0 50px 140px rgba(6, 7, 10, 0.12);
  --master-shadow-soft: 0 22px 70px rgba(6, 7, 10, 0.08);
  --font-cn: "SF Pro SC", "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei UI", sans-serif;
  --font-en: "SF Pro Display", "SF Pro Text", "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

html {
  scroll-padding-top: 96px;
}

body {
  min-width: 320px;
  color: var(--ink-2);
  background:
    radial-gradient(circle at 50% -12rem, rgba(0, 113, 227, 0.18), transparent 38rem),
    linear-gradient(180deg, #ffffff 0%, #fbfbfd 48%, #ffffff 100%);
  font-family: var(--font-cn);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 20%, rgba(100, 210, 255, 0.16), transparent 22rem),
    radial-gradient(circle at 88% 36%, rgba(0, 113, 227, 0.11), transparent 24rem),
    radial-gradient(circle at 50% 92%, rgba(244, 239, 230, 0.8), transparent 28rem);
}

.site-shell {
  overflow: clip;
}

.topbar {
  top: 14px;
  min-height: 52px;
  padding: 8px 10px 8px 18px;
  border: 1px solid rgba(6, 7, 10, 0.07);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 60px rgba(6, 7, 10, 0.08);
  backdrop-filter: blur(28px) saturate(180%);
}

.brand-logo,
.footer-logo {
  width: 128px;
}

.nav-links {
  gap: 6px;
  font-family: var(--font-cn);
}

.nav-links a {
  min-height: 34px;
  padding: 6px 12px;
  border: 0;
  background: transparent;
  color: rgba(6, 7, 10, 0.72);
  font-size: 12px;
  font-weight: 620;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
  background: rgba(6, 7, 10, 0.055);
  box-shadow: none;
}

.nav-links a > .bilingual-en {
  display: none;
}

.hero {
  position: relative;
  min-height: 78vh;
  padding: clamp(112px, 13vw, 168px) 32px clamp(82px, 9vw, 132px);
  color: var(--ink-2);
  border-bottom: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(251, 251, 253, 0.9) 68%, rgba(255, 255, 255, 0.98)),
    radial-gradient(circle at 50% 28%, rgba(0, 113, 227, 0.14), transparent 24rem);
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: min(980px, 78vw);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(6, 7, 10, 0.16), transparent);
}

.hero-grid {
  opacity: 0.4;
  background:
    linear-gradient(rgba(6, 7, 10, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 7, 10, 0.028) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 35%, #000 0%, transparent 72%);
}

.hero-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
  width: min(1180px, calc(100vw - 56px));
  min-height: auto;
  gap: clamp(44px, 7vw, 88px);
  text-align: center;
}

.hero-body-compact {
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.54fr);
  place-items: center stretch;
  text-align: left;
}

.page-home .hero-body {
  min-height: auto;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.page-home .hero-copy {
  width: min(1040px, 100%);
}

.hero-kicker,
.section-kicker,
.panel-kicker,
.resource-label,
.matrix-card span,
.contact-strip span,
.card-index,
.product-module-card span {
  color: var(--blue);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-family: var(--font-cn);
  font-weight: 780;
  letter-spacing: -0.07em;
}

h1 {
  max-width: 11.5ch;
  margin-inline: auto;
  font-size: clamp(64px, 10.4vw, 132px);
  line-height: 0.92;
}

.hero-subpage h1 {
  max-width: 12.5ch;
  margin-inline: 0;
  font-size: clamp(54px, 7vw, 96px);
  line-height: 0.95;
}

h2 {
  max-width: 12em;
  font-size: clamp(44px, 6vw, 84px);
  line-height: 0.96;
}

.section-heading h2,
.home-products-heading h2 {
  margin-inline: auto;
}

.split-head h2 {
  margin-inline: 0;
}

h3 {
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.08;
}

.hero-subtitle,
.page-home .hero-subtitle {
  max-width: 860px;
  margin: 28px auto 0;
  color: rgba(29, 29, 31, 0.66);
  font-size: clamp(22px, 2.3vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.035em;
}

.hero-subpage .hero-subtitle {
  max-width: 720px;
  margin-inline: 0;
  font-size: clamp(19px, 1.6vw, 25px);
  line-height: 1.42;
}

.hero-actions {
  gap: 18px;
  margin-top: 34px;
}

.button {
  min-height: 44px;
  padding: 8px 20px;
  border-radius: 999px;
  font-family: var(--font-cn);
  font-size: 15px;
  font-weight: 700;
}

.button.primary {
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 18px 46px rgba(0, 113, 227, 0.22);
}

.button.secondary {
  color: var(--blue);
  background: transparent;
}

.button:hover {
  transform: translateY(-2px) scale(1.015);
}

.masterpiece-stage {
  position: relative;
  width: min(760px, 82vw);
  aspect-ratio: 1.9;
  margin-top: clamp(10px, 2vw, 28px);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.94) 0 11%, transparent 12%),
    radial-gradient(circle at 50% 50%, rgba(0, 113, 227, 0.12), transparent 38%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(245, 245, 247, 0.36));
  filter: drop-shadow(0 58px 100px rgba(0, 113, 227, 0.14));
}

.masterpiece-stage::before {
  content: "";
  position: absolute;
  inset: 7%;
  border: 1px solid rgba(0, 113, 227, 0.16);
  border-radius: inherit;
}

.stage-orbit {
  position: absolute;
  inset: 18%;
  border: 1px solid rgba(0, 113, 227, 0.16);
  border-radius: 999px;
}

.stage-orbit-small {
  inset: 31% 23%;
  border-color: rgba(6, 7, 10, 0.08);
}

.stage-core {
  position: absolute;
  left: 50%;
  top: 50%;
  display: grid;
  width: clamp(84px, 9vw, 128px);
  aspect-ratio: 1;
  place-items: center;
  transform: translate(-50%, -50%);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(6, 7, 10, 0.08);
  box-shadow: 0 22px 60px rgba(6, 7, 10, 0.1);
  backdrop-filter: blur(18px);
}

.stage-core img {
  width: 62%;
}

.stage-node {
  position: absolute;
  display: grid;
  min-width: 76px;
  min-height: 34px;
  place-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  color: rgba(6, 7, 10, 0.7);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(6, 7, 10, 0.08);
  box-shadow: 0 14px 36px rgba(6, 7, 10, 0.08);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
}

.node-rice {
  left: 9%;
  top: 41%;
}

.node-wax {
  left: 25%;
  top: 12%;
}

.node-equipment {
  right: 11%;
  top: 30%;
}

.node-chem {
  right: 25%;
  bottom: 12%;
}

.node-consumer {
  left: 26%;
  bottom: 14%;
}

.section {
  width: min(1180px, calc(100vw - 56px));
  padding: clamp(88px, 11vw, 156px) 0;
}

.section-heading {
  max-width: 980px;
  margin-bottom: clamp(42px, 6vw, 76px);
}

.home-products-heading {
  max-width: 1080px;
}

.section-intro,
.detail-card p,
.product-center-card > p,
.advantage-card p,
.matrix-card p,
.resource-card p,
.footer-brand p,
.footer-action p {
  color: rgba(29, 29, 31, 0.62);
  font-size: clamp(16px, 1.28vw, 20px);
  line-height: 1.62;
}

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

.manifest-grid article {
  min-height: 260px;
  padding: clamp(28px, 3vw, 42px);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 80% 0%, rgba(0, 113, 227, 0.1), transparent 14rem),
    rgba(255, 255, 255, 0.76);
  box-shadow: 0 28px 90px rgba(6, 7, 10, 0.07);
}

.manifest-grid span {
  color: var(--blue);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 800;
}

.manifest-grid strong {
  display: block;
  margin-top: 48px;
  color: var(--ink);
  font-size: clamp(25px, 2.4vw, 34px);
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.manifest-grid p {
  margin-top: 18px;
  color: rgba(29, 29, 31, 0.62);
  font-size: 16px;
  line-height: 1.58;
}

.product-module-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.product-module-card {
  min-height: clamp(420px, 38vw, 540px);
  padding: 30px;
  border: 0;
  border-radius: 38px;
  box-shadow: 0 32px 90px rgba(6, 7, 10, 0.09);
  transform: translateZ(0);
}

.product-module-card::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.84) 28%, rgba(255, 255, 255, 0.08) 68%),
    linear-gradient(135deg, rgba(0, 113, 227, 0.1), rgba(100, 210, 255, 0.08));
}

.product-module-card img {
  object-position: center 70%;
  transform: scale(1.05);
  transition: transform 650ms var(--ease-out), filter 650ms var(--ease-out);
}

.product-module-card:hover {
  box-shadow: 0 48px 140px rgba(6, 7, 10, 0.14);
  transform: translateY(-8px);
}

.product-module-card:hover img {
  filter: saturate(1.08) contrast(1.02);
  transform: scale(1.1);
}

.product-module-card span {
  color: var(--blue);
}

.product-module-card strong {
  max-width: 7em;
  margin-top: 14px;
  color: var(--ink);
  font-size: clamp(25px, 2vw, 34px);
  line-height: 1.02;
}

.product-module-card p {
  max-width: 14em;
  margin-top: 16px;
  color: rgba(29, 29, 31, 0.6);
  font-size: 15px;
  line-height: 1.48;
}

.hero-meta-card,
.detail-card,
.product-center-card,
.advantage-card,
.contact-strip,
.matrix-card,
.resource-card,
.brand-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 88% 0%, rgba(0, 113, 227, 0.09), transparent 15rem),
    rgba(255, 255, 255, 0.76);
  box-shadow: 0 28px 90px rgba(6, 7, 10, 0.07);
}

.hero-meta-card::after,
.detail-card::after,
.product-center-card::after,
.advantage-card::after,
.matrix-card::after,
.resource-card::after,
.brand-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.product-center-card,
.advantage-card,
.matrix-card,
.resource-card {
  transition: transform 420ms var(--ease-out), box-shadow 420ms var(--ease-out);
}

.product-center-card:hover,
.advantage-card:hover,
.matrix-card:hover,
.resource-card:hover {
  box-shadow: 0 40px 120px rgba(6, 7, 10, 0.11);
  transform: translateY(-6px);
}

.product-center-grid,
.advantage-grid,
.case-matrix,
.resource-grid,
.detail-two-column {
  gap: 18px;
}

.featured-center-card {
  background:
    radial-gradient(circle at 88% 0%, rgba(0, 113, 227, 0.14), transparent 18rem),
    linear-gradient(180deg, #ffffff, #f6faff);
}

.product-center-tagline,
.text-link {
  color: var(--blue);
}

.panel-stats div {
  border-color: var(--hairline);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.66);
}

.footer {
  padding: clamp(60px, 8vw, 96px) 32px;
  background:
    linear-gradient(180deg, rgba(251, 251, 253, 0.96), #f5f5f7),
    radial-gradient(circle at 18% 0%, rgba(0, 113, 227, 0.12), transparent 24rem);
  border-top: 1px solid var(--hairline);
}

.footer-inner {
  width: min(1180px, calc(100vw - 56px));
}

.footer-info strong {
  color: var(--ink-2);
}

.bilingual-en {
  color: rgba(29, 29, 31, 0.46);
  font-family: var(--font-en);
  letter-spacing: -0.012em;
}

h1 > .bilingual-en {
  max-width: 760px;
  margin-top: 0.34em;
  color: rgba(29, 29, 31, 0.56) !important;
  font-size: clamp(18px, 1.45vw, 24px);
  font-weight: 560;
  line-height: 1.32;
  letter-spacing: -0.02em;
}

.hero-subpage h1 > .bilingual-en {
  margin-inline: 0;
}

h2 > .bilingual-en {
  max-width: 760px;
  font-size: clamp(15px, 1.08vw, 18px);
  font-weight: 560;
  line-height: 1.34;
}

.section-heading h2 > .bilingual-en,
.home-products-heading h2 > .bilingual-en {
  margin-inline: auto;
}

.split-head h2 > .bilingual-en {
  margin-inline: 0;
}

.hero-subtitle > .bilingual-en,
.section-intro > .bilingual-en {
  margin-top: 0.36em;
}

.button > .bilingual-en {
  display: none;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-copy,
  .masterpiece-stage,
  .manifest-grid article,
  .product-module-card,
  .product-center-card,
  .advantage-card,
  .detail-card,
  .brand-panel {
    animation: masterpiece-rise 780ms var(--ease-out) both;
  }

  .masterpiece-stage {
    animation-delay: 90ms;
  }

  .manifest-grid article:nth-child(2),
  .product-module-card:nth-child(2) {
    animation-delay: 80ms;
  }

  .manifest-grid article:nth-child(3),
  .product-module-card:nth-child(3) {
    animation-delay: 140ms;
  }

  .product-module-card:nth-child(4) {
    animation-delay: 200ms;
  }

  .product-module-card:nth-child(5) {
    animation-delay: 260ms;
  }

  @keyframes masterpiece-rise {
    from {
      opacity: 0;
      transform: translateY(28px) scale(0.985);
    }

    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
}

/* Final homepage art direction: keep the scale refined and align bilingual headlines. */
@media (min-width: 761px) {
  .page-home h1,
  .page-home h1.bilingualized {
    width: min(760px, 100%);
    max-width: min(760px, 100%);
    font-size: clamp(64px, 6.43vw, 82px);
    line-height: 1.02;
    letter-spacing: -0.055em;
    text-align: justify;
    text-align-last: justify;
  }

  .page-home h1.bilingualized > .bilingual-en {
    display: block;
    width: 100%;
    max-width: none;
    margin: 0.38em 0 0;
    color: rgba(29, 29, 31, 0.56) !important;
    font-size: clamp(28px, 2.96vw, 37.5px);
    font-weight: 620;
    line-height: 1.08;
    letter-spacing: -0.045em;
    text-align: justify;
    text-align-last: justify;
    white-space: nowrap;
  }

  .home-products-heading h2,
  .home-products-heading h2.bilingualized {
    width: min(760px, 100%);
    max-width: min(760px, 100%);
    font-size: clamp(52px, 5.3vw, 72px);
    line-height: 1.04;
    letter-spacing: -0.055em;
    text-align: center;
    text-align-last: center;
  }

  .home-products-heading h2.bilingualized > .bilingual-en {
    display: block;
    width: auto;
    max-width: none;
    margin: 0.26em 0 0;
    color: rgba(29, 29, 31, 0.48);
    font-size: clamp(18px, 1.55vw, 22px);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.018em;
    text-align: center;
    text-align-last: center;
    white-space: nowrap;
  }
}

.page-home .hero-subtitle > .bilingual-en {
  font-size: clamp(15px, 1.24vw, 15.6px);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-products-index .hero-body-compact {
  grid-template-columns: minmax(0, 1fr);
  text-align: center;
}

.page-products-index .hero-visual {
  display: none;
}

.page-products-index .hero-copy {
  width: min(980px, 100%);
}

.page-products-index h1,
.page-products-index h1.bilingualized {
  max-width: none;
  margin-inline: auto;
  font-size: clamp(42px, 3.9vw, 50px);
  line-height: 1.06;
  letter-spacing: -0.045em;
  text-align: center;
}

.page-products-index h1 > .bilingual-en {
  max-width: none;
  margin-top: 0.34em;
  font-size: clamp(23px, 2.16vw, 27.5px);
  line-height: 1.12;
  letter-spacing: -0.025em;
  text-align: center;
}

.page-products-index .section-heading {
  max-width: min(1120px, 100%);
  text-align: center;
}

.page-products-index .section-heading h2,
.page-products-index .section-heading h2.bilingualized {
  max-width: none;
  margin-inline: auto;
  font-size: clamp(46px, 4.85vw, 61px);
  line-height: 1.04;
  letter-spacing: -0.048em;
  text-align: center;
  text-wrap: nowrap;
  white-space: nowrap;
}

.page-products-index .section-heading h2 > .bilingual-en {
  max-width: none;
  margin-top: 0.34em;
  font-size: clamp(20px, 1.9vw, 24px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  text-align: center;
  white-space: nowrap;
}

.page-products-index .section:nth-of-type(2) .section-heading h2,
.page-products-index .section:nth-of-type(2) .section-heading h2.bilingualized {
  font-size: clamp(43px, 4.35vw, 55px);
}

.page-products-index #contact .split-head h2,
.page-products-index #contact .split-head h2.bilingualized {
  font-size: clamp(42px, 4vw, 50.5px);
  white-space: nowrap;
}

.page-products-index #contact .split-head {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  text-align: center;
}

.page-products-index #contact .split-head .section-intro {
  max-width: 780px;
  margin-inline: auto;
}

.page-products-index .footer-action p {
  font-size: clamp(15px, 1.2vw, 15.2px);
  line-height: 1.56;
}

.page-contact .hero-body-compact {
  grid-template-columns: minmax(0, 1fr);
  text-align: center;
}

.page-contact .hero-copy {
  width: min(900px, 100%);
  margin-inline: auto;
}

.page-contact .hero-subtitle {
  margin-inline: auto;
}

.page-contact main .section:first-child {
  padding-top: clamp(52px, 7vw, 92px);
}

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

.page-contact .detail-two-column {
  grid-template-columns: minmax(0, 1fr);
  max-width: 920px;
  margin-inline: auto;
}

.page-contact .detail-card {
  padding: clamp(28px, 4vw, 44px);
}

.logo-stage {
  display: grid;
  width: min(560px, 62vw);
  aspect-ratio: 3.6 / 1;
  margin-top: clamp(38px, 5.2vw, 70px);
  place-items: center;
  border-radius: 42px;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 113, 227, 0.12), transparent 64%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(250, 250, 252, 0.72));
  box-shadow: 0 34px 110px rgba(6, 7, 10, 0.09);
  filter: none;
}

.logo-stage::before {
  inset: 0;
  border: 1px solid rgba(6, 7, 10, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

.logo-stage img {
  position: relative;
  z-index: 1;
  width: min(360px, 72%);
  filter: drop-shadow(0 14px 32px rgba(9, 34, 82, 0.12));
}

.footer-brand .footer-brand-lines {
  display: grid;
  width: min(500px, 100%);
  max-width: 500px;
  gap: 6px;
  margin-top: 22px;
  color: var(--ink);
  font-family: var(--font-cn);
  line-height: 1.32;
}

.footer-inner {
  align-items: center;
}

.footer-brand-lines span {
  display: block;
  width: 100%;
}

.footer-brand-lines .brand-line-cn,
.footer-brand-lines .slogan-line-cn {
  color: var(--ink);
  font-family: var(--font-cn);
  font-size: clamp(17px, 1.35vw, 21px);
  font-weight: 650;
  letter-spacing: -0.018em;
  text-align: left;
  text-align-last: auto;
  white-space: normal;
}

.footer-brand-lines .brand-line-en,
.footer-brand-lines .slogan-line-en {
  color: rgba(29, 29, 31, 0.58);
  font-family: var(--font-en);
  font-size: clamp(13px, 1vw, 15px);
  font-weight: 560;
  letter-spacing: -0.012em;
  text-align: left;
  text-align-last: auto;
  white-space: normal;
}

.footer-brand-lines .slogan-line-cn {
  margin-top: 12px;
}

@media (max-width: 760px) {
  .page-home h1.bilingualized {
    letter-spacing: -0.045em;
  }

  .page-home h1.bilingualized > .bilingual-en {
    max-width: 100%;
    font-size: clamp(21px, 7vw, 30px);
    line-height: 1.18;
    white-space: normal;
  }

  .home-products-heading h2.bilingualized > .bilingual-en {
    font-size: clamp(18px, 5.4vw, 24px);
    white-space: normal;
  }

  .page-products-index .section-heading h2,
  .page-products-index .section-heading h2.bilingualized,
  .page-products-index .section-heading h2 > .bilingual-en,
  .page-products-index #contact .split-head h2,
  .page-products-index #contact .split-head h2.bilingualized {
    white-space: normal;
    text-wrap: balance;
  }

  .page-contact .contact-strip {
    grid-template-columns: minmax(0, 1fr);
  }

  .logo-stage {
    width: 100%;
    aspect-ratio: 2.7 / 1;
    border-radius: 30px;
  }

  .logo-stage img {
    width: min(260px, 74%);
  }

  .footer-brand .footer-brand-lines {
    width: 100%;
    max-width: 100%;
  }

  .footer-brand-lines .brand-line-cn,
  .footer-brand-lines .slogan-line-cn,
  .footer-brand-lines .brand-line-en,
  .footer-brand-lines .slogan-line-en {
    text-align: left;
    text-align-last: auto;
    white-space: normal;
  }
}

@media (max-width: 1180px) {
  .product-module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-module-card:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .hero-body-compact {
    grid-template-columns: 1fr;
    text-align: left;
  }

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

  .product-module-card:first-child {
    grid-column: auto;
  }
}

@media (max-width: 760px) {
  .topbar {
    top: 8px;
    width: calc(100vw - 16px);
    border-radius: 24px;
  }

  .brand-logo {
    width: 102px;
  }

  .nav-links {
    max-width: calc(100vw - 136px);
    overflow-x: auto;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-links a {
    white-space: nowrap;
  }

  .hero {
    min-height: auto;
    padding: 112px 18px 68px;
  }

  .hero-body,
  .section,
  .footer-inner {
    width: calc(100vw - 32px);
  }

  h1,
  .hero-subpage h1 {
    max-width: 100%;
    font-size: clamp(52px, 16vw, 76px);
    line-height: 0.94;
  }

  h2 {
    font-size: clamp(38px, 12vw, 58px);
  }

  .hero-subtitle,
  .page-home .hero-subtitle,
  .hero-subpage .hero-subtitle {
    font-size: 19px;
    line-height: 1.42;
  }

  .masterpiece-stage {
    width: 100%;
    aspect-ratio: 1.2;
  }

  .stage-node {
    min-width: 64px;
    font-size: 10px;
  }

  .manifest-grid article {
    min-height: 220px;
  }

  .product-module-card {
    min-height: 360px;
    border-radius: 30px;
  }

  .section {
    padding: 72px 0;
  }

  .hero-meta-card,
  .detail-card,
  .product-center-card,
  .advantage-card,
  .contact-strip,
  .matrix-card,
  .resource-card,
  .brand-panel {
    border-radius: 28px;
  }
}

/* Grand visual audit: unify scale, rhythm, bilingual hierarchy, and responsive line breaks. */
:root {
  --copy: rgba(29, 29, 31, 0.68);
  --copy-soft: rgba(29, 29, 31, 0.52);
  --title-track: -0.052em;
  --body-track: -0.018em;
  --measure-copy: 760px;
  --measure-wide: 1080px;
}

body {
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern";
}

.topbar {
  width: min(1200px, calc(100vw - 48px));
  min-height: 54px;
}

.nav-links a {
  padding-inline: 15px;
  font-size: 13px;
  letter-spacing: -0.01em;
}

.nav-links a[aria-current="page"] {
  color: var(--ink);
  background: rgba(6, 7, 10, 0.06);
}

.hero {
  padding-top: clamp(118px, 12vw, 158px);
}

.hero-body {
  width: min(1180px, calc(100vw - 64px));
}

h1,
h2,
h3 {
  letter-spacing: var(--title-track);
  text-wrap: balance;
}

.hero-subpage h1 {
  max-width: min(980px, 100%);
  font-size: clamp(48px, 5.4vw, 76px);
  line-height: 1.03;
}

h2 {
  max-width: min(1020px, 100%);
  font-size: clamp(40px, 5.1vw, 70px);
  line-height: 1.04;
}

h3 {
  letter-spacing: -0.038em;
}

.hero-subtitle,
.page-home .hero-subtitle,
.hero-subpage .hero-subtitle,
.section-intro {
  color: var(--copy);
  letter-spacing: var(--body-track);
}

.hero-subtitle,
.page-home .hero-subtitle {
  max-width: var(--measure-copy);
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.38;
}

.hero-subpage .hero-subtitle {
  max-width: var(--measure-copy);
  font-size: clamp(18px, 1.45vw, 22px);
  line-height: 1.56;
}

.bilingual-en {
  color: var(--copy-soft);
  letter-spacing: -0.01em;
}

h1 > .bilingual-en {
  font-size: clamp(18px, 1.35vw, 22px);
  line-height: 1.28;
}

h2 > .bilingual-en {
  font-size: clamp(16px, 1.18vw, 19px);
  line-height: 1.28;
}

.hero-subtitle > .bilingual-en,
.section-intro > .bilingual-en {
  margin-top: 0.28em;
  font-size: 0.7em;
  line-height: 1.38;
}

.section {
  width: min(1180px, calc(100vw - 64px));
  padding: clamp(82px, 9.2vw, 132px) 0;
}

.section-heading {
  max-width: var(--measure-wide);
  margin-bottom: clamp(38px, 5vw, 66px);
}

.section-kicker,
.hero-kicker,
.panel-kicker,
.resource-label,
.contact-strip span,
.card-index,
.product-module-card span {
  font-size: 11px;
  letter-spacing: 0.1em;
}

.manifest-grid,
.product-center-grid,
.advantage-grid,
.detail-two-column {
  gap: clamp(16px, 1.7vw, 22px);
}

.manifest-grid article,
.detail-card,
.product-center-card,
.advantage-card,
.contact-strip,
.resource-card,
.brand-panel {
  border-color: rgba(6, 7, 10, 0.075);
  box-shadow: 0 24px 78px rgba(6, 7, 10, 0.065);
}

.detail-card,
.product-center-card,
.advantage-card,
.resource-card {
  padding: clamp(26px, 2.8vw, 38px);
}

.detail-card p,
.detail-card li,
.product-center-card > p,
.advantage-card p,
.resource-card p {
  color: var(--copy);
  line-height: 1.68;
  letter-spacing: var(--body-track);
}

.button {
  min-height: 46px;
  padding-inline: 22px;
}

.page-home h1,
.page-home h1.bilingualized {
  width: min(740px, 100%);
  max-width: min(740px, 100%);
  font-size: clamp(60px, 6vw, 78px);
  line-height: 1.06;
}

.page-home h1.bilingualized > .bilingual-en {
  font-size: clamp(27px, 2.7vw, 35px);
  line-height: 1.1;
}

.page-home .hero-subtitle {
  margin-top: 30px;
}

.page-home .hero-actions {
  margin-top: 34px;
}

.home-products-heading h2,
.home-products-heading h2.bilingualized {
  width: min(720px, 100%);
  max-width: min(720px, 100%);
  font-size: clamp(48px, 5vw, 66px);
}

.home-products-heading h2.bilingualized > .bilingual-en {
  font-size: clamp(17px, 1.45vw, 20px);
}

.product-module-grid {
  gap: clamp(14px, 1.4vw, 18px);
}

.product-module-card {
  min-height: clamp(390px, 34vw, 500px);
  padding: clamp(24px, 2.3vw, 30px);
}

.product-module-card strong {
  font-size: clamp(23px, 1.75vw, 30px);
  letter-spacing: -0.045em;
}

.product-module-card p {
  color: var(--copy);
}

.page-products-index .section-heading h2,
.page-products-index .section-heading h2.bilingualized {
  font-size: clamp(42px, 4.25vw, 54px);
  letter-spacing: -0.042em;
}

.page-products-index .section:nth-of-type(2) .section-heading h2,
.page-products-index .section:nth-of-type(2) .section-heading h2.bilingualized {
  font-size: clamp(40px, 4vw, 52px);
}

.page-products-index #contact .split-head h2,
.page-products-index #contact .split-head h2.bilingualized {
  font-size: clamp(38px, 3.65vw, 48px);
}

.page-contact .hero {
  min-height: auto;
}

.page-contact .hero-subtitle {
  max-width: 720px;
}

.page-contact .contact-strip {
  align-items: start;
}

.contact-strip {
  padding: clamp(28px, 3vw, 40px);
}

.contact-strip strong {
  font-size: clamp(22px, 2vw, 30px);
  line-height: 1.24;
  letter-spacing: -0.035em;
}

.footer {
  padding-block: clamp(54px, 6.8vw, 82px);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(250px, 0.9fr) minmax(320px, 1.25fr) minmax(180px, 0.55fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}

.page-home .footer-inner {
  grid-template-columns: minmax(250px, 0.85fr) minmax(360px, 1.35fr);
}

.footer-info {
  gap: 20px;
}

.footer-info span,
.footer-action p,
.footer-brand-lines .brand-line-en,
.footer-brand-lines .slogan-line-en {
  color: var(--copy-soft);
}

.footer-info strong {
  font-size: clamp(17px, 1.45vw, 22px);
  line-height: 1.38;
  overflow-wrap: anywhere;
}

.footer-action p {
  font-size: clamp(14px, 1.05vw, 15px);
  line-height: 1.58;
}

@media (max-width: 1180px) {
  .product-module-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-module-card:first-child {
    grid-column: 1 / -1;
  }

  .footer-inner,
  .page-home .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .hero-body,
  .hero-body-compact {
    width: min(720px, calc(100vw - 40px));
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subpage h1,
  .hero-subpage .hero-subtitle {
    margin-inline: auto;
  }

  .manifest-grid,
  .product-module-grid,
  .product-center-grid,
  .advantage-grid,
  .detail-two-column {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .topbar {
    width: calc(100vw - 18px);
  }

  .hero {
    padding: 106px 18px 62px;
  }

  .hero-body,
  .section,
  .footer-inner {
    width: calc(100vw - 32px);
  }

  h1,
  .hero-subpage h1,
  .page-home h1,
  .page-home h1.bilingualized {
    font-size: clamp(42px, 12.6vw, 58px);
    line-height: 1.06;
    letter-spacing: -0.046em;
    text-align: center;
    text-align-last: center;
  }

  h2,
  .home-products-heading h2,
  .home-products-heading h2.bilingualized,
  .page-products-index .section-heading h2,
  .page-products-index .section-heading h2.bilingualized,
  .page-products-index #contact .split-head h2,
  .page-products-index #contact .split-head h2.bilingualized {
    font-size: clamp(34px, 9.2vw, 46px);
    line-height: 1.08;
    white-space: normal;
    text-wrap: balance;
  }

  h1 > .bilingual-en,
  .page-home h1.bilingualized > .bilingual-en,
  .page-products-index h1 > .bilingual-en {
    font-size: clamp(18px, 5.5vw, 24px);
    line-height: 1.2;
    white-space: normal;
    text-align: center;
    text-align-last: center;
  }

  h2 > .bilingual-en,
  .home-products-heading h2.bilingualized > .bilingual-en,
  .page-products-index .section-heading h2 > .bilingual-en {
    font-size: clamp(15px, 4vw, 19px);
    white-space: normal;
  }

  .hero-subtitle,
  .page-home .hero-subtitle,
  .hero-subpage .hero-subtitle {
    font-size: 18px;
    line-height: 1.5;
  }

  .section {
    padding: 68px 0;
  }

  .contact-strip,
  .page-contact .contact-strip {
    grid-template-columns: 1fr;
  }

  .contact-strip strong {
    font-size: 22px;
  }

  .footer {
    padding-inline: 18px;
  }
}

/* Launch mobile polish: keep the homepage hero message on a single elegant line. */
@media (max-width: 760px) {
  .page-home .hero {
    padding: 108px 14px 66px;
  }

  .page-home .hero-body {
    width: min(100%, calc(100vw - 28px));
  }

  .page-home .hero-copy {
    width: 100%;
    max-width: 100%;
  }

  .page-home h1,
  .page-home h1.bilingualized {
    width: 100%;
    max-width: 100%;
    font-size: clamp(34px, 9.7vw, 46px);
    line-height: 1.04;
    letter-spacing: -0.07em;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-align: center;
    text-align-last: center;
  }

  .page-home h1.bilingualized > .bilingual-en {
    width: 100%;
    max-width: 100%;
    margin-top: 0.36em;
    font-size: clamp(13px, 3.7vw, 18px);
    line-height: 1.16;
    letter-spacing: -0.045em;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-align: center;
    text-align-last: center;
  }

  .page-home .hero-subtitle {
    width: 100%;
    max-width: 100%;
    margin-top: 30px;
    font-size: clamp(13px, 3.4vw, 17px);
    line-height: 1.34;
    letter-spacing: -0.045em;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-align: center;
    text-align-last: center;
  }

  .page-home .hero-subtitle > .bilingual-en {
    width: 100%;
    max-width: 100%;
    margin-top: 0.42em;
    font-size: clamp(8px, 2.12vw, 12px);
    line-height: 1.32;
    letter-spacing: -0.07em;
    white-space: nowrap;
    word-break: keep-all;
    overflow-wrap: normal;
    text-align: center;
    text-align-last: center;
  }

  .page-home .hero-actions {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    gap: clamp(22px, 7vw, 36px);
    margin-top: 34px;
  }

  .page-home .hero-actions .button {
    min-height: 44px;
    padding-inline: clamp(18px, 6vw, 28px);
    font-size: clamp(15px, 4.1vw, 17px);
    white-space: nowrap;
  }
}

@media (max-width: 390px) {
  .page-home h1,
  .page-home h1.bilingualized {
    font-size: clamp(31px, 9.45vw, 37px);
    letter-spacing: -0.072em;
  }

  .page-home h1.bilingualized > .bilingual-en {
    font-size: clamp(12px, 3.45vw, 13.5px);
    letter-spacing: -0.05em;
  }

  .page-home .hero-subtitle {
    font-size: clamp(11.5px, 3.15vw, 12.6px);
    letter-spacing: -0.05em;
  }

  .page-home .hero-subtitle > .bilingual-en {
    font-size: clamp(7.4px, 2vw, 8.2px);
    letter-spacing: -0.08em;
  }
}