.page {
  min-height: 100svh;
  color: var(--text-primary);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 1rem 0 0;
}

.topbarInner {
  width: var(--container);
  margin: 0 auto;
  display: grid;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(57, 32, 23, 0.12);
  border-radius: 999px;
  background: rgba(255, 248, 239, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px rgba(58, 33, 25, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.brandMark {
  display: grid;
  width: 2.85rem;
  height: 2.85rem;
  place-items: center;
  border-radius: 18px;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-inverse);
  background:
    radial-gradient(circle at top, rgba(255, 226, 182, 0.42), transparent 48%),
    linear-gradient(135deg, var(--accent-orange), var(--accent-red) 70%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.brandText {
  display: grid;
  gap: 0.18rem;
}

.brandText strong {
  font-size: 0.96rem;
  font-weight: 700;
}

.brandText span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.nav {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
  scrollbar-width: none;
}

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

.navLink,
.localeLink,
.localeLinkActive {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  white-space: nowrap;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.navLink {
  color: var(--text-secondary);
  background: transparent;
}

.navLink:hover,
.localeLink:hover {
  color: var(--text-primary);
  background: rgba(146, 42, 29, 0.06);
}

.localeSwitch {
  display: inline-flex;
  width: fit-content;
  padding: 0.2rem;
  border: 1px solid rgba(57, 32, 23, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
}

.localeLink,
.localeLinkActive {
  min-width: 4.5rem;
  font-size: 0.86rem;
}

.localeLinkActive {
  color: var(--text-inverse);
  background: var(--surface-dark);
}

.main {
  padding-bottom: 3rem;
}

.hero,
.section,
.qualitySection,
.footer {
  width: var(--container);
  margin: 0 auto;
}

.hero {
  position: relative;
  min-height: min(100svh - 5rem, 58rem);
  margin-top: 1rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #140d0a;
  box-shadow: var(--shadow-strong);
}

.heroInner {
  position: relative;
  z-index: 1;
  min-height: inherit;
  padding: clamp(2rem, 5vw, 5rem);
  display: flex;
  align-items: center;
}

.heroContent {
  display: grid;
  gap: 1.15rem;
  width: min(100%, 49rem);
  padding: clamp(1.2rem, 2.6vw, 2rem);
  border: 1px solid rgba(255, 246, 239, 0.14);
  border-radius: 28px;
  background: linear-gradient(
    135deg,
    rgba(19, 12, 9, 0.7),
    rgba(19, 12, 9, 0.5)
  );
  backdrop-filter: blur(12px);
  box-shadow: 0 22px 60px rgba(24, 14, 10, 0.22);
  padding-bottom: clamp(1rem, 4vw, 3rem);
  transform: translateY(-12%);
}

.heroKicker {
  color: rgba(255, 246, 239, 0.76);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.88rem;
}

.heroTitle {
  max-width: none;
  color: var(--text-inverse);
  font-family: var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(var(--hero-title-min, 2.15rem), 4.3vw, var(--hero-title-max, 3.9rem));
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -0.03em;
  text-wrap: pretty;
}

.heroSubtitle {
  max-width: 40rem;
  font-size: clamp(1rem, 1.4vw, var(--hero-subtitle-max, 1.08rem));
  font-weight: 500;
  line-height: 1.65;
  color: rgba(255, 246, 239, 0.92);
}

.heroDescription {
  max-width: 42rem;
  color: rgba(255, 246, 239, 0.72);
  line-height: 1.72;
  font-size: 0.96rem;
}

.heroLinkButton {
  width: fit-content;
  min-height: 3rem;
  padding: 0.82rem 1.2rem;
  border-radius: 999px;
  color: var(--text-inverse);
  background: linear-gradient(135deg, rgba(200, 106, 35, 0.94), rgba(146, 42, 29, 0.92));
  box-shadow: 0 16px 28px rgba(24, 14, 10, 0.2);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    opacity 180ms ease;
}

.heroLinkButton:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 36px rgba(24, 14, 10, 0.26);
}

.panelLabel,
.quoteLabel,
.storyLabel,
.contactCardTitle,
.sectionEyebrow,
.equipmentIndex,
.processIndex {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.panelLabel {
  color: rgba(255, 246, 239, 0.62);
}

.section,
.qualitySection {
  scroll-margin-top: 6.5rem;
  padding-top: 4rem;
  content-visibility: auto;
  contain-intrinsic-size: 1px 1200px;
}

.sectionHeading {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1.65rem;
}

.sectionEyebrow {
  color: var(--accent-red);
}

.sectionTitle {
  max-width: none;
  font-family: var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(1.45rem, 2.2vw, 2.1rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
  text-wrap: pretty;
}

.sectionDescription {
  max-width: 44rem;
  color: var(--text-secondary);
  line-height: 1.72;
}

.inverse .sectionEyebrow,
.inverse .sectionTitle,
.inverse .sectionDescription {
  color: inherit;
}

.inverse .sectionEyebrow {
  color: rgba(255, 246, 239, 0.6);
}

.inverse .sectionDescription {
  color: rgba(255, 246, 239, 0.74);
}

.productRail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(17rem, 82vw);
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.3rem;
  scrollbar-width: none;
}

.productRail::-webkit-scrollbar {
  display: none;
}

.productCard {
  display: grid;
  gap: 1rem;
  min-height: 100%;
  padding: 1rem;
  border: 1px solid rgba(57, 32, 23, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 249, 241, 0.84);
  box-shadow: var(--shadow-soft);
  scroll-snap-align: start;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.productCard:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 68px rgba(58, 33, 25, 0.16);
}

.productVisual {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 24px;
  background:
    radial-gradient(circle at top, color-mix(in srgb, var(--card-accent) 30%, white), transparent 48%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(239, 222, 208, 0.85));
}

.productVisual[data-status]::after {
  position: absolute;
  content: attr(data-status);
  top: 0.9rem;
  left: 0.9rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.38rem 0.75rem;
  border-radius: 999px;
  color: var(--text-inverse);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(27, 18, 15, 0.84);
  backdrop-filter: blur(10px);
}

.productImage {
  object-fit: cover;
}

.productInfo {
  display: grid;
  gap: 0.45rem;
}

.productCategory {
  color: var(--card-accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.productName {
  font-size: 1.12rem;
  line-height: 1.35;
}

.productTagline {
  color: var(--text-secondary);
  line-height: 1.6;
}

.splitGrid {
  display: grid;
  gap: 1rem;
}

.copyCard,
.quoteCard,
.highlightCard,
.coverageCard,
.coverageTagsCard,
.contactCard,
.storyCard,
.equipmentCard {
  border: 1px solid rgba(57, 32, 23, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 249, 241, 0.84);
  box-shadow: var(--shadow-soft);
}

.copyCard {
  padding: 1.35rem;
}

.copyStack {
  display: grid;
  gap: 1rem;
  color: var(--text-secondary);
  line-height: 1.78;
}

.sideColumn {
  display: grid;
  gap: 1rem;
}

.quoteCard,
.highlightCard {
  padding: 1.25rem;
}

.quoteLabel,
.storyLabel,
.contactCardTitle {
  color: var(--accent-red);
}

.quoteText {
  margin-top: 0.65rem;
  font-family: var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(1.15rem, 1.8vw, 1.48rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--text-primary);
}

.highlightList {
  display: grid;
  gap: 0.95rem;
  margin-top: 0.75rem;
  list-style: none;
}

.highlightItem {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
  color: var(--text-secondary);
  line-height: 1.6;
}

.highlightNumber {
  color: var(--accent-orange);
  font-family: var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 1.15rem;
}

.equipmentGrid,
.processGrid,
.coverageGrid,
.storyGrid,
.contactGrid {
  display: grid;
  gap: 1rem;
}

.equipmentCard {
  padding: 1.25rem;
}

.equipmentIndex {
  display: inline-flex;
  margin-bottom: 0.75rem;
  color: var(--accent-orange);
}

.equipmentTitle {
  margin-bottom: 0.55rem;
  font-size: 1.02rem;
  line-height: 1.45;
}

.equipmentDescription {
  color: var(--text-secondary);
  line-height: 1.65;
}

.qualitySection {
  margin-top: 0.35rem;
}

.qualityInner {
  padding: clamp(1.5rem, 4vw, 3rem);
  border-radius: var(--radius-xl);
  color: var(--text-inverse);
  background:
    radial-gradient(circle at top left, rgba(200, 106, 35, 0.18), transparent 26%),
    radial-gradient(circle at bottom right, rgba(146, 42, 29, 0.26), transparent 22%),
    linear-gradient(180deg, #241714 0%, #130b09 100%);
  box-shadow: var(--shadow-strong);
}

.processCard {
  padding: 1.15rem;
  border: 1px solid rgba(255, 246, 239, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
}

.processIndex {
  display: inline-flex;
  margin-bottom: 0.55rem;
  color: rgba(255, 246, 239, 0.52);
}

.processTitle {
  margin-bottom: 0.45rem;
  font-size: 1rem;
  line-height: 1.4;
}

.processDescription {
  color: rgba(255, 246, 239, 0.72);
  line-height: 1.65;
}

.qualityQuote {
  margin-top: 1.3rem;
  padding: 1.25rem 0 0;
  border-top: 1px solid rgba(255, 246, 239, 0.1);
  font-family: var(--font-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(1.18rem, 1.9vw, 1.58rem);
  font-weight: 700;
  line-height: 1.5;
}

.coverageCard,
.coverageTagsCard,
.storyCard,
.contactCard {
  padding: 1.25rem;
}

.coverageList {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.7rem;
  padding-left: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.68;
}

.tagCloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

.tag {
  display: inline-flex;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  color: var(--accent-red);
  background: rgba(146, 42, 29, 0.08);
}

.storyCard {
  position: relative;
  display: grid;
  grid-template-columns: minmax(6.9rem, 7.6rem) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 1rem;
  overflow: hidden;
}

.storyCard::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--story-accent);
}

.storyMedia {
  position: relative;
  width: 100%;
  max-width: 11.75rem;
  aspect-ratio: 1 / 1;
  justify-self: start;
  align-self: center;
  overflow: hidden;
  border-radius: 22px;
  background:
    radial-gradient(circle at top, color-mix(in srgb, var(--story-accent) 24%, white), transparent 54%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(243, 230, 218, 0.92));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.55),
    0 18px 32px rgba(58, 33, 25, 0.12);
}

.storyImage {
  object-fit: cover;
}

.storyContent {
  display: grid;
  gap: 0.95rem;
  min-width: 0;
}

.storyHeader {
  display: grid;
  gap: 0.45rem;
}

.storyTitle {
  font-size: clamp(1.2rem, 1.8vw, 1.48rem);
  line-height: 1.35;
  font-weight: 700;
}

.storyOrigin {
  color: var(--text-secondary);
  line-height: 1.6;
}

.storyBody {
  display: grid;
  gap: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.72;
}

.longformShell {
  display: grid;
  gap: 0;
  padding-top: 0.35rem;
  border-top: 1px solid rgba(57, 32, 23, 0.12);
}

.narrativeBlock {
  display: grid;
  gap: 0.85rem;
  padding: 1.2rem 0 1.45rem;
  border-bottom: 1px solid rgba(57, 32, 23, 0.1);
}

.narrativeMeta {
  display: grid;
  gap: 0.35rem;
}

.narrativeIndex {
  color: var(--accent-orange);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.narrativeTitle {
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-primary);
}

.narrativeText {
  display: grid;
  gap: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 52rem;
}

.contactLayout {
  display: grid;
  gap: 1.2rem;
  align-items: start;
}

.contactSidebar,
.contactFormWrap {
  display: grid;
  align-content: start;
}

.contactPanel {
  padding: 1.3rem;
  border: 1px solid rgba(57, 32, 23, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 249, 241, 0.84);
  box-shadow: var(--shadow-soft);
}

.contactPanelLabel {
  color: var(--accent-red);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contactPanelRows {
  display: grid;
  gap: 0;
  margin-top: 0.95rem;
}

.contactRow {
  display: grid;
  gap: 0.45rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(57, 32, 23, 0.08);
}

.contactRow:first-child {
  padding-top: 0;
  border-top: none;
}

.contactCardBody {
  color: var(--text-secondary);
  line-height: 1.7;
}

.contactCardLink {
  display: inline-flex;
  width: fit-content;
  margin-top: 0.55rem;
  color: var(--accent-red);
  line-height: 1.7;
  text-decoration: underline;
  text-decoration-color: rgba(146, 42, 29, 0.28);
  text-underline-offset: 0.18em;
  transition:
    color 180ms ease,
    text-decoration-color 180ms ease;
}

.contactCardLink:hover {
  color: #6a1e16;
  text-decoration-color: rgba(106, 30, 22, 0.55);
}

.footer {
  padding: 4rem 0 2.5rem;
}

.footerInner {
  display: grid;
  gap: 0.45rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  line-height: 1.7;
}

@media (min-width: 760px) {
  .equipmentGrid,
  .processGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .contactLayout {
    grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
    gap: 1.5rem;
  }

  .storyCard {
    grid-template-columns: minmax(10.5rem, 11.75rem) minmax(0, 1fr);
    gap: 1.15rem;
    padding: 1.15rem 1.2rem 1.2rem;
  }
}

@media (min-width: 980px) {
  .topbarInner {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .nav {
    justify-content: center;
  }

  .productRail {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
  }

  .splitGrid {
    grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
    align-items: start;
  }

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

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

  .storyCard {
    grid-template-columns: minmax(11.25rem, 12.5rem) minmax(0, 1fr);
    gap: 1.25rem;
  }

  .narrativeBlock {
    grid-template-columns: minmax(11rem, 13rem) minmax(0, 1fr);
    gap: 1.4rem;
    align-items: start;
  }
}

@media (max-width: 759px) {
  .topbarInner {
    border-radius: 28px;
  }

  .section,
  .qualitySection {
    padding-top: 3.25rem;
  }

  .storyCard {
    grid-template-columns: minmax(7.1rem, 7.6rem) minmax(0, 1fr);
    gap: 0.95rem;
    padding: 0.95rem;
  }

  .storyTitle {
    font-size: 1rem;
  }

  .storyBody {
    gap: 0.7rem;
    line-height: 1.64;
  }
}