:root {
  --ink: #17201f;
  --ink-soft: #2e3a38;
  --paper: #f0f2ef;
  --white: #ffffff;
  --line: #d9ddda;
  --muted: #66716f;
  --yellow: #e8ad17;
  --yellow-dark: #c98e00;
  --teal: #126b70;
  --red: #a43824;
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  font-feature-settings: "kern" 1, "tnum" 1;
}

body.dialog-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
  letter-spacing: 0;
}

button,
summary,
select {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(243, 181, 27, 0.6);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  color: var(--ink);
  background: var(--yellow);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: none;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(18, 25, 24, 0.97);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
  min-width: 0;
}

.brand {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 13px;
  min-width: 0;
}

.brand img {
  width: 268px;
  height: auto;
  border-radius: 2px;
  padding: 6px 8px;
  background: var(--white);
}

.brand-divider {
  width: 1px;
  height: 28px;
  background: rgba(255, 255, 255, 0.23);
}

.brand-site-name {
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
}

.desktop-nav a {
  position: relative;
  padding: 26px 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  height: 2px;
  background: var(--yellow);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

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

.header-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 14px;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.15;
  white-space: nowrap;
  color: var(--white);
}

.phone-link svg {
  width: 22px;
  color: var(--teal);
}

.phone-link span {
  display: flex;
  flex-direction: column;
}

.phone-link small {
  margin-bottom: 3px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
  font-weight: 500;
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  border-color: var(--yellow);
  color: var(--ink);
  background: var(--yellow);
}

.btn-primary:hover {
  border-color: #ffc93f;
  background: #ffc93f;
}

.btn-dark {
  color: var(--white);
  background: var(--ink);
}

.btn-dark:hover {
  background: var(--teal);
}

.btn-large {
  min-height: 52px;
  padding: 14px 22px;
  font-size: 15px;
}

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--white);
  background: rgba(23, 32, 31, 0.28);
}

.btn-ghost:hover {
  border-color: var(--white);
  background: rgba(23, 32, 31, 0.55);
}

.btn-text {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}

.icon-button {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--white);
}

.icon-button svg {
  width: 22px;
  height: 22px;
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.menu-toggle {
  border-color: rgba(255, 255, 255, 0.22);
  color: var(--white);
  background: transparent;
}

.hero {
  position: relative;
  height: calc(100svh - 108px);
  min-height: 590px;
  max-height: 820px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.hero-image,
.applications > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image {
  object-position: center center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 17, 16, 0.57);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  height: calc(100% - 108px);
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding-bottom: 24px;
}

.hero-content::before {
  position: absolute;
  top: 28%;
  bottom: 26%;
  left: -25px;
  width: 2px;
  background: rgba(232, 173, 23, 0.8);
  content: "";
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 13px;
  font-weight: 700;
}

.eyebrow span {
  width: 34px;
  height: 3px;
  background: var(--yellow);
}

.eyebrow.dark {
  color: var(--teal);
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: 76px;
  font-family: "Arial Black", "Microsoft YaHei", sans-serif;
  font-weight: 900;
  line-height: 1.07;
}

.hero-lead {
  max-width: 610px;
  margin: 22px 0 30px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 20px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-spec {
  position: absolute;
  z-index: 2;
  right: max(32px, calc((100vw - 1180px) / 2));
  bottom: 150px;
  width: 314px;
  border-top: 1px solid rgba(255, 255, 255, 0.45);
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--white);
  background: rgba(17, 29, 27, 0.56);
}

.hero-spec-index {
  display: flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0 16px;
  color: rgba(255, 255, 255, 0.65);
  font-family: Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
}

.hero-spec-index span {
  color: var(--yellow);
  font-size: 15px;
}

.hero-spec dl {
  margin: 0;
  padding: 8px 16px 10px;
}

.hero-spec dl > div {
  display: grid;
  min-height: 38px;
  align-items: center;
  grid-template-columns: 54px 1fr;
}

.hero-spec dt {
  color: var(--yellow);
  font-size: 11px;
  font-weight: 800;
}

.hero-spec dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-family: Consolas, "Microsoft YaHei", monospace;
  font-size: 11px;
}

.hero-rail {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  left: 0;
  height: 108px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(13, 23, 22, 0.9);
}

.hero-rail-inner {
  display: grid;
  height: 100%;
  grid-template-columns: repeat(4, 1fr);
}

.hero-rail-inner > div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-rail-inner > div:last-child {
  border-right: 0;
}

.hero-rail strong {
  color: var(--yellow);
  font-size: 25px;
}

.hero-rail span {
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.hero-rail svg {
  width: 27px;
  color: var(--yellow);
}

.section {
  padding: 96px 0;
}

.section-heading {
  margin-bottom: 42px;
}

.section-heading h2,
.selector-copy h2,
.applications h2,
.about-copy h2,
.quote-band h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.25;
  font-weight: 800;
}

.section-heading > p:last-child,
.split-heading > p,
.selector-copy > p,
.about-lead {
  color: var(--muted);
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.65fr);
  align-items: end;
  gap: 56px;
}

.split-heading > p {
  margin: 0;
  font-size: 17px;
}

.centered-heading {
  text-align: center;
}

.centered-heading .eyebrow {
  justify-content: center;
}

.centered-heading > p:last-child {
  margin: 14px 0 0;
}

.products-section {
  background: var(--paper);
}

.filter-bar {
  display: flex;
  margin-bottom: 30px;
  border-bottom: 1px solid #cbd1ce;
  gap: 2px;
}

.products-layout {
  display: grid;
  grid-template-columns: 196px minmax(0, 1fr);
  align-items: start;
  gap: 28px;
}

.product-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 22px);
  border-right: 1px solid #d8dfdc;
  padding-right: 18px;
}

.product-sidebar-label {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.product-category-list {
  display: grid;
  gap: 4px;
}

.product-category-button {
  position: relative;
  min-height: 44px;
  border: 0;
  border-left: 3px solid transparent;
  padding: 0 12px;
  color: var(--muted);
  background: transparent;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}

.product-category-button:hover,
.product-category-button.active {
  border-left-color: var(--yellow);
  color: var(--ink);
  background: #eef3f0;
}

.filter-button {
  position: relative;
  min-height: 46px;
  border: 0;
  padding: 0 26px;
  color: var(--muted);
  background: transparent;
  font-weight: 700;
}

.filter-button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: var(--yellow);
  content: "";
  transform: scaleX(0);
}

.filter-button.active {
  color: var(--ink);
}

.filter-button.active::after {
  transform: scaleX(1);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.product-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #dfe3e0;
  border-radius: 8px;
  background: var(--white);
  border-top: 3px solid transparent;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.product-card:hover {
  border-color: #b9c3bf;
  border-top-color: var(--yellow);
  box-shadow: 0 14px 28px rgba(23, 32, 31, 0.08);
  transform: translateY(-4px);
}

.product-card[hidden] {
  display: none;
}

.product-image-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: 1px solid #e6e8e5;
  background: #f8f8f6;
}

.product-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  transition: transform 280ms ease;
}

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

.product-type {
  position: absolute;
  top: 14px;
  left: 14px;
  min-width: 48px;
  border-radius: 3px;
  padding: 5px 9px;
  color: var(--white);
  background: #7d5c3d;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.product-type.type-plastic {
  background: var(--teal);
}

.product-type.type-steel {
  background: #44545b;
}

.product-body {
  padding: 22px;
}

.product-code {
  margin: 0 0 4px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  font-family: Consolas, monospace;
}

.product-body h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.35;
}

.product-desc {
  min-height: 79px;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.product-specs {
  display: grid;
  margin: 0 0 18px;
  border-top: 1px solid #e0e4e1;
  border-bottom: 1px solid #e0e4e1;
  padding: 0 8px 10px;
  background: #f5f6f3;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-specs div {
  min-width: 0;
  padding: 12px 7px 0 0;
}

.product-specs dt {
  color: #89918f;
  font-size: 11px;
}

.product-specs dd {
  margin: 2px 0 0;
  overflow-wrap: anywhere;
  font-size: 12px;
  font-weight: 700;
}

.product-action {
  display: flex;
  width: 100%;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  border: 0;
  border-top: 0;
  padding: 4px 0 0;
  background: transparent;
  font-weight: 800;
}

.product-action svg {
  width: 18px;
  color: var(--teal);
  transition: transform 180ms ease;
}

.product-action:hover svg {
  transform: translate(2px, -2px);
}

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

.selector-layout {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: start;
  gap: 76px;
}

.selector-copy {
  position: sticky;
  top: 112px;
}

.selector-copy > p {
  margin: 20px 0 26px;
  color: rgba(255, 255, 255, 0.67);
  font-size: 16px;
}

.check-list {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 10px;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.83);
  font-size: 14px;
}

.check-list svg {
  width: 18px;
  color: var(--yellow);
}

.selector-tool {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  padding: 34px;
  background: #202b29;
}

.selector-step + .selector-step {
  margin-top: 30px;
}

.step-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.step-label span {
  color: var(--yellow);
  font-size: 12px;
  font-weight: 800;
}

.step-label strong {
  font-size: 15px;
}

.segmented {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.segmented button {
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 4px;
  padding: 8px 10px;
  color: rgba(255, 255, 255, 0.68);
  background: transparent;
  font-size: 13px;
}

.segmented button.selected {
  border-color: var(--yellow);
  color: var(--ink);
  background: var(--yellow);
  font-weight: 800;
}

.selector-result {
  display: grid;
  margin-top: 34px;
  border-radius: 6px;
  padding: 22px;
  color: var(--ink);
  background: var(--white);
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}

.result-icon {
  display: flex;
  width: 52px;
  height: 52px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  color: var(--white);
  background: var(--teal);
}

.result-icon svg {
  width: 27px;
}

.selector-result span {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.selector-result strong {
  display: block;
  font-size: 20px;
}

.selector-result p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

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

.comparison-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.mobile-comparison {
  display: none;
}

.comparison-wrap table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.comparison-wrap th,
.comparison-wrap td {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 19px 22px;
  text-align: center;
}

.comparison-wrap th:last-child,
.comparison-wrap td:last-child {
  border-right: 0;
}

.comparison-wrap tbody tr:last-child th,
.comparison-wrap tbody tr:last-child td {
  border-bottom: 0;
}

.comparison-wrap thead th {
  color: var(--white);
  background: var(--ink);
  font-size: 16px;
}

.comparison-wrap thead th:first-child {
  width: 17%;
  color: var(--yellow);
}

.comparison-wrap tbody th {
  background: #f1f3f0;
  font-size: 14px;
}

.comparison-wrap tbody td {
  color: #46514f;
  font-size: 14px;
}

.rating {
  color: #c7ccca;
  font-size: 17px;
}

.rating.two::first-letter,
.rating.three {
  color: var(--teal);
}

.applications {
  position: relative;
  min-height: 610px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.applications > img {
  object-position: center;
}

.applications-overlay {
  position: absolute;
  inset: 0;
  background: rgba(12, 20, 19, 0.69);
}

.applications-content {
  position: relative;
  z-index: 1;
  padding-top: 88px;
  padding-bottom: 88px;
}

.applications-content h2 {
  max-width: 620px;
}

.application-list {
  display: grid;
  margin-top: 54px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.application-list > div {
  display: flex;
  min-width: 0;
  min-height: 210px;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-right: 0;
  padding: 24px;
  background: rgba(17, 29, 27, 0.55);
}

.application-list > div:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.28);
}

.application-list svg {
  width: 32px;
  height: 32px;
  margin-bottom: auto;
  color: var(--yellow);
}

.application-list strong {
  font-size: 18px;
}

.application-list span {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.67);
  font-size: 13px;
}

.process-section {
  background: var(--paper);
}

.process-list {
  display: grid;
  margin: 0;
  padding: 0;
  counter-reset: none;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
}

.process-list li {
  position: relative;
  min-height: 230px;
  border-top: 1px solid #cdd2cf;
  border-right: 1px solid #cdd2cf;
  padding: 24px 26px;
}

.process-list li:first-child {
  border-left: 1px solid #cdd2cf;
}

.process-list li > span {
  position: absolute;
  top: 20px;
  right: 20px;
  color: #c4cac7;
  font-size: 13px;
  font-weight: 800;
}

.process-list svg {
  display: block;
  width: 36px;
  height: 36px;
  margin: 52px 0 26px;
  color: var(--teal);
}

.process-list strong {
  font-size: 18px;
}

.process-list p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.about-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 72px;
}

.about-visual {
  position: relative;
}

.about-visual > img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.about-stamp {
  position: absolute;
  right: -28px;
  bottom: -28px;
  display: flex;
  width: 146px;
  height: 146px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 8px solid var(--white);
  border-radius: 50%;
  color: var(--ink);
  background: var(--yellow);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
  text-align: center;
}

.about-stamp svg {
  width: 25px;
}

.about-lead {
  margin: 22px 0 28px;
  font-size: 16px;
}

.about-points {
  display: grid;
  margin-bottom: 28px;
  gap: 16px;
}

.about-points > div {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.about-points svg {
  flex: 0 0 auto;
  width: 24px;
  color: var(--teal);
}

.about-points span {
  color: var(--muted);
  font-size: 14px;
}

.about-points strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.about-copy address {
  display: grid;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 14px;
  font-style: normal;
}

.about-copy address div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-copy address svg {
  width: 17px;
  color: var(--teal);
}

.faq-section {
  border-top: 1px solid #e6e8e5;
  background: var(--paper);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.58fr 1fr;
  gap: 76px;
}

.faq-layout .section-heading {
  margin: 0;
}

.faq-layout .section-heading > p:last-of-type {
  margin: 18px 0 26px;
}

.accordion {
  border-top: 1px solid #c8cfcb;
}

.accordion details {
  border-bottom: 1px solid #c8cfcb;
}

.accordion summary {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 4px;
  font-weight: 800;
  list-style: none;
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary svg {
  flex: 0 0 auto;
  width: 20px;
  transition: transform 180ms ease;
}

.accordion details[open] summary svg {
  transform: rotate(45deg);
}

.accordion details p {
  margin: -4px 46px 22px 4px;
  color: var(--muted);
  font-size: 14px;
}

.news-section {
  border-top: 1px solid var(--line);
  background: #f4f5f2;
}

.news-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 24px;
}

.news-heading h2 {
  margin-bottom: 0;
}

.news-more,
.news-card-link {
  display: inline-flex;
  align-items: center;
  color: var(--teal);
  gap: 7px;
  font-size: 13px;
  font-weight: 800;
}

.news-more svg,
.news-card-link svg {
  width: 16px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 2px solid var(--ink);
  gap: 0;
}

.news-card {
  min-width: 0;
  border-right: 1px solid #d8dcd8;
  padding: 26px 28px 6px 0;
}

.news-card + .news-card {
  padding-left: 28px;
}

.news-card:last-child {
  border-right: 0;
}

.news-card > p {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 11px;
}

.news-card > p span {
  color: var(--teal);
  font-weight: 800;
}

.news-card h3 {
  min-height: 58px;
  margin: 0;
  font-size: 20px;
  line-height: 1.45;
}

.news-card > div {
  min-height: 82px;
  margin: 14px 0 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.news-empty {
  grid-column: 1 / -1;
  margin: 0;
  padding: 34px 0;
  color: var(--muted);
}

.quote-band {
  padding: 62px 0;
  color: var(--white);
  background: var(--teal);
}

.quote-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 44px;
}

.quote-band h2 {
  max-width: 690px;
  font-size: 34px;
}

.quote-band-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}

.quote-band-actions > a {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.quote-band-actions > a svg {
  width: 25px;
}

.quote-band-actions > a span {
  display: flex;
  flex-direction: column;
  color: rgba(255, 255, 255, 0.75);
  font-size: 11px;
}

.quote-band-actions > a strong {
  color: var(--white);
  font-size: 17px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.67);
  background: #121918;
}

.footer-main {
  display: grid;
  padding-top: 64px;
  padding-bottom: 52px;
  grid-template-columns: 1.35fr 0.58fr 0.58fr 0.9fr 0.52fr;
  gap: 48px;
}

.footer-brand img {
  width: 250px;
  padding: 7px;
  background: var(--white);
}

.footer-brand p {
  margin: 18px 0 0;
  font-size: 13px;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
}

.footer-links strong,
.footer-contact strong {
  margin-bottom: 8px;
  color: var(--white);
  font-size: 14px;
}

.footer-links a:hover,
.footer-contact a:hover,
.footer-bottom a:hover {
  color: var(--yellow);
}

.footer-contact a {
  color: var(--yellow);
  font-size: 20px;
  font-weight: 800;
}

.footer-wechat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  font-size: 11px;
}

.footer-wechat img {
  width: 94px;
  height: 94px;
  border: 5px solid var(--white);
  object-fit: cover;
}

.footer-bottom {
  display: flex;
  min-height: 58px;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
  gap: 24px;
  font-size: 11px;
}

.footer-bottom a {
  margin-left: auto;
}

.floating-actions {
  position: fixed;
  z-index: 70;
  right: 18px;
  bottom: 18px;
  display: flex;
  overflow: hidden;
  border: 1px solid #d7dcda;
  border-radius: 6px;
  box-shadow: 0 8px 26px rgba(23, 32, 31, 0.16);
  background: var(--white);
}

.floating-actions a,
.floating-actions button {
  display: flex;
  width: 62px;
  height: 58px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 0;
  border-right: 1px solid #e2e5e3;
  background: var(--white);
  gap: 3px;
}

.floating-actions a:last-child {
  border-right: 0;
}

.floating-actions a:hover,
.floating-actions button:hover {
  background: var(--paper);
}

.floating-actions svg {
  width: 19px;
  color: var(--teal);
}

.floating-actions span {
  font-size: 10px;
}

.quote-dialog {
  width: min(920px, calc(100% - 32px));
  max-height: calc(100svh - 32px);
  overflow: auto;
  border: 0;
  border-radius: 8px;
  padding: 0;
  color: var(--ink);
  background: var(--white);
}

.quote-dialog::backdrop {
  background: rgba(7, 12, 11, 0.72);
}

.dialog-layout {
  display: grid;
  min-height: 524px;
  grid-template-columns: 330px minmax(0, 1fr);
}

.dialog-aside {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 46px 38px 38px;
  color: var(--white);
  background: #14201e;
}

.dialog-aside h2 {
  margin: 0;
  font-size: 31px;
  line-height: 1.3;
}

.dialog-aside > p:not(.eyebrow) {
  margin: 14px 0 28px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
}

.dialog-aside ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 9px;
  list-style: none;
}

.dialog-aside li {
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
}

.dialog-aside-note {
  display: flex;
  align-items: center;
  margin-top: auto;
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 22px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  line-height: 1.7;
}

.dialog-aside-note svg {
  width: 25px;
  height: 25px;
  color: var(--yellow);
}

.dialog-aside li svg {
  width: 16px;
  color: var(--yellow);
}

.dialog-aside > a {
  display: flex;
  align-items: center;
  margin-top: 56px;
  gap: 11px;
}

.dialog-aside > a svg {
  width: 25px;
  color: var(--yellow);
}

.dialog-aside > a span {
  display: flex;
  flex-direction: column;
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
}

.dialog-aside > a strong {
  color: var(--white);
  font-size: 18px;
}

.dialog-wechat {
  display: flex;
  align-items: center;
  margin-top: 24px;
  gap: 12px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
  line-height: 1.6;
}

.dialog-wechat img {
  width: 78px;
  height: 78px;
  border: 4px solid var(--white);
  object-fit: cover;
}

.dialog-form-wrap {
  position: relative;
  padding: 52px 48px 44px;
}

.phone-consult-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
}

.phone-consult-panel h3 {
  margin: 12px 0 10px;
  font-size: 31px;
  line-height: 1.25;
}

.phone-consult-panel > p:not(.eyebrow) {
  max-width: 490px;
  margin: 0 0 26px;
  color: var(--muted);
  line-height: 1.8;
}

.phone-consult-actions {
  perspective: 1100px;
  display: grid;
  gap: 14px;
}

.phone-consult-card {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 102px;
  grid-template-columns: 52px minmax(0, 1fr) 24px;
  align-items: center;
  gap: 16px;
  border: 1px solid #d5dfdb;
  border-radius: 7px;
  padding: 17px 20px;
  color: var(--ink);
  background: #f8faf9;
  box-shadow: 0 8px 0 #e5ece8, 0 16px 24px rgba(23, 32, 31, 0.08);
  transform: rotateX(0deg) rotateY(0deg) translateZ(0);
  transform-style: preserve-3d;
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.phone-consult-card:hover {
  border-color: var(--teal);
  background: #edf7f5;
  box-shadow: 0 4px 0 #c7d9d3, 0 22px 32px rgba(23, 32, 31, 0.14);
  transform: rotateX(2deg) rotateY(-2deg) translateY(-5px) translateZ(8px);
}

.phone-consult-card::after {
  position: absolute;
  right: 16px;
  bottom: 8px;
  left: 16px;
  height: 1px;
  background: rgba(21, 91, 87, 0.12);
  content: "";
  transform: translateZ(-1px);
}

.phone-consult-icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border-radius: 6px;
  color: var(--white);
  background: var(--teal);
  transform: translateZ(14px);
}

.phone-consult-icon svg {
  width: 25px;
  height: 25px;
}

.phone-consult-copy {
  display: grid;
  min-width: 0;
  gap: 3px;
  transform: translateZ(12px);
}

.phone-consult-copy small {
  color: var(--muted);
  font-size: 12px;
}

.phone-consult-copy strong {
  overflow-wrap: anywhere;
  font-size: 24px;
  line-height: 1.25;
  white-space: nowrap;
}

.phone-consult-copy em {
  color: #65726d;
  font-size: 12px;
  font-style: normal;
}

.phone-consult-arrow {
  width: 21px;
  height: 21px;
  color: var(--teal);
  transform: translateZ(14px);
}

.phone-consult-foot {
  display: flex;
  align-items: center;
  margin-top: 22px;
  gap: 9px;
  color: #697570;
  font-size: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .phone-consult-card {
    transform: none;
    transition: none;
  }
}

.phone-consult-foot svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  color: var(--teal);
}

.dialog-close {
  position: absolute;
  top: 12px;
  right: 12px;
  border: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 17px;
}

.honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.form-grid label {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.form-grid label.full {
  grid-column: 1 / -1;
}

.form-grid label > span {
  font-size: 13px;
  font-weight: 700;
}

.form-grid em {
  color: var(--red);
  font-style: normal;
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%;
  border: 1px solid #ccd2cf;
  border-radius: 4px;
  padding: 11px 12px;
  background: var(--white);
}

.form-grid input,
.form-grid select {
  min-height: 46px;
}

.form-grid textarea {
  resize: vertical;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  border-color: var(--teal);
}

.form-note {
  margin: 12px 0 16px;
  color: var(--muted);
  font-size: 11px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-status {
  margin-top: 14px;
  border-left: 3px solid var(--teal);
  padding: 9px 12px;
  color: #30504d;
  background: #edf7f5;
  font-size: 13px;
}

@media (max-width: 1120px) {
  .brand img {
    width: 224px;
  }

  .brand-site-name,
  .brand-divider,
  .phone-link,
  .desktop-nav a:nth-child(4) {
    display: none;
  }

  .desktop-nav {
    gap: 22px;
  }

  .selector-layout {
    gap: 42px;
  }

  .hero-spec {
    right: 32px;
    width: 280px;
  }

  .selector-result {
    grid-template-columns: auto 1fr;
  }

  .selector-result .btn {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1000px) {
  .hero-spec {
    display: none;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(100% - 32px, 720px);
  }

  .desktop-nav,
  .header-quote {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-nav {
    position: absolute;
    top: 68px;
    right: 0;
    left: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 10px 16px 16px;
    color: var(--white);
    background: #17201f;
    box-shadow: 0 12px 20px rgba(23, 32, 31, 0.1);
  }

  .mobile-nav:not([hidden]) {
    display: grid;
  }

  .mobile-nav a {
    min-height: 45px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.11);
    padding: 11px 4px;
    font-size: 14px;
    font-weight: 700;
  }

  .mobile-nav a:last-child {
    border-bottom: 0;
    color: var(--teal);
  }

  .hero {
    height: calc(100svh - 92px);
    min-height: 570px;
    max-height: 760px;
  }

  .hero h1 {
    font-size: 58px;
  }

  .hero-lead {
    max-width: 560px;
    font-size: 18px;
  }

  .hero-content {
    height: calc(100% - 92px);
  }

  .hero-rail {
    height: 92px;
  }

  .hero-rail-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-rail-inner > div:nth-child(3),
  .hero-rail-inner > div:nth-child(4) {
    display: none;
  }

  .section {
    padding: 74px 0;
  }

  .split-heading,
  .selector-layout,
  .about-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .split-heading {
    gap: 18px;
  }

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

  .selector-layout,
  .faq-layout {
    gap: 42px;
  }

  .selector-copy {
    position: static;
  }

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

  .application-list > div:nth-child(2) {
    border-right: 1px solid rgba(255, 255, 255, 0.28);
  }

  .application-list > div:nth-child(n+3) {
    border-top: 0;
  }

  .process-list li:nth-child(3) {
    border-left: 1px solid #cdd2cf;
  }

  .about-layout {
    gap: 62px;
  }

  .about-visual {
    width: calc(100% - 28px);
  }

  .quote-band-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-main {
    grid-template-columns: 1.4fr 0.7fr 0.7fr 0.5fr;
  }

  .footer-contact {
    grid-column: 1 / -2;
  }

  .footer-wechat {
    align-self: end;
    grid-column: -2 / -1;
  }
}

@media (max-width: 760px) {
  .news-heading {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .news-card,
  .news-card + .news-card {
    border-right: 0;
    border-bottom: 1px solid #d8dcd8;
    padding: 24px 0;
  }

  .news-card h3,
  .news-card > div {
    min-height: 0;
  }
}

@media (max-width: 620px) {
  body {
    padding-bottom: 62px;
  }

  .container {
    width: calc(100% - 28px);
  }

  .brand img {
    width: 204px;
    max-width: 100%;
  }

  .brand {
    max-width: calc(100% - 66px);
  }

  .hero {
    height: calc(100svh - 144px);
    min-height: 500px;
  }

  .hero-image {
    object-position: 61% center;
  }

  .hero-content {
    height: calc(100% - 82px);
    padding-bottom: 8px;
  }

  .hero-content::before {
    display: none;
  }

  .hero .eyebrow {
    font-size: 11px;
  }

  .hero h1 {
    font-size: 46px;
  }

  .hero-lead {
    margin: 16px 0 23px;
    font-size: 16px;
    line-height: 1.7;
  }

  .hero-actions {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .hero-actions .btn {
    width: 100%;
    min-width: 0;
    padding-inline: 10px;
    font-size: 13px;
    white-space: nowrap;
  }

  .hero-rail {
    height: 82px;
  }

  .hero-rail strong {
    font-size: 21px;
  }

  .hero-rail span {
    font-size: 11px;
  }

  .section {
    padding: 62px 0;
  }

  .section-heading {
    margin-bottom: 30px;
  }

  .section-heading h2,
  .selector-copy h2,
  .applications h2,
  .about-copy h2,
  .quote-band h2 {
    font-size: 31px;
  }

  .filter-bar {
    overflow-x: auto;
  }

  .filter-button {
    flex: 0 0 auto;
    padding: 0 17px;
  }

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

  .products-layout {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .product-sidebar {
    position: static;
    border-right: 0;
    border-bottom: 1px solid #d8dfdc;
    padding: 0 0 10px;
  }

  .product-category-list {
    display: flex;
    overflow-x: auto;
    gap: 6px;
  }

  .product-category-button {
    flex: 0 0 auto;
    border-left: 0;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
  }

  .product-category-button:hover,
  .product-category-button.active {
    border-bottom-color: var(--yellow);
    border-left-color: transparent;
  }

  .product-desc {
    min-height: 0;
  }

  .selector-tool {
    padding: 22px 16px;
  }

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

  .segmented button {
    min-height: 43px;
  }

  .selector-result {
    padding: 17px;
    grid-template-columns: auto 1fr;
  }

  .result-icon {
    width: 44px;
    height: 44px;
  }

  .selector-result strong {
    font-size: 17px;
  }

  .comparison-wrap {
    display: none;
  }

  .mobile-comparison {
    display: grid;
    border-top: 1px solid var(--line);
  }

  .mobile-comparison article {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line);
    background: var(--white);
  }

  .mobile-comparison h3 {
    display: flex;
    min-height: 54px;
    align-items: center;
    margin: 0;
    padding: 0 16px;
    color: var(--white);
    background: var(--ink);
    font-size: 17px;
  }

  .mobile-comparison h3 span {
    margin-right: 12px;
    color: var(--yellow);
    font-family: Consolas, monospace;
    font-size: 11px;
  }

  .mobile-comparison dl {
    display: grid;
    margin: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .mobile-comparison dl > div {
    min-width: 0;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: 12px 14px;
  }

  .mobile-comparison dl > div:nth-child(2n) {
    border-right: 0;
  }

  .mobile-comparison dl > div:nth-last-child(-n+2) {
    border-bottom: 0;
  }

  .mobile-comparison dt {
    color: var(--muted);
    font-size: 10px;
  }

  .mobile-comparison dd {
    margin: 3px 0 0;
    overflow-wrap: anywhere;
    font-size: 12px;
    font-weight: 700;
  }

  .applications {
    min-height: auto;
  }

  .applications-content {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .application-list,
  .process-list {
    grid-template-columns: 1fr;
  }

  .application-list > div {
    min-height: 150px;
    border-right: 1px solid rgba(255, 255, 255, 0.28);
    border-bottom: 0;
  }

  .application-list > div:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  }

  .application-list svg {
    margin-bottom: 24px;
  }

  .process-list li,
  .process-list li:nth-child(3) {
    min-height: 176px;
    border-right: 1px solid #cdd2cf;
    border-left: 1px solid #cdd2cf;
  }

  .process-list svg {
    margin: 34px 0 18px;
  }

  .about-stamp {
    right: -20px;
    bottom: -34px;
    width: 116px;
    height: 116px;
    border-width: 6px;
    font-size: 11px;
  }

  .quote-band-actions {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
  }

  .quote-band-actions .btn {
    width: 100%;
  }

  .footer-main {
    padding-top: 48px;
    grid-template-columns: 1fr 1fr;
    gap: 34px 24px;
  }

  .footer-brand,
  .footer-contact {
    grid-column: 1 / -1;
  }

  .footer-wechat {
    align-items: flex-start;
    grid-column: 1 / -1;
  }

  .footer-bottom {
    min-height: 84px;
    flex-wrap: wrap;
    align-content: center;
    gap: 2px 14px;
  }

  .footer-bottom a {
    width: 100%;
    margin-left: 0;
  }

  .floating-actions {
    right: 10px;
    left: 10px;
    bottom: 10px;
  }

  .floating-actions a,
  .floating-actions button {
    width: auto;
    height: 54px;
    flex: 1 1 0;
  }

  .quote-dialog {
    width: calc(100% - 20px);
    max-height: calc(100svh - 20px);
  }

  .dialog-layout {
    grid-template-columns: 1fr;
  }

  .dialog-aside {
    padding: 24px 22px 22px;
  }

  .dialog-aside h2 {
    font-size: 25px;
  }

  .dialog-aside > p:not(.eyebrow) {
    margin: 8px 0 0;
  }

  .dialog-aside ul,
  .dialog-aside-note {
    display: none;
  }

  .dialog-form-wrap {
    padding: 38px 20px 24px;
  }

  .phone-consult-panel {
    min-height: 0;
  }

  .phone-consult-panel h3 {
    font-size: 25px;
  }

  .phone-consult-panel > p:not(.eyebrow) {
    margin-bottom: 18px;
    font-size: 14px;
  }

  .phone-consult-card {
    min-height: 86px;
    grid-template-columns: 44px minmax(0, 1fr) 18px;
    gap: 12px;
    padding: 13px 14px;
  }

  .phone-consult-icon {
    width: 44px;
    height: 44px;
  }

  .phone-consult-icon svg {
    width: 21px;
    height: 21px;
  }

  .phone-consult-copy strong {
    font-size: 20px;
  }

  .phone-consult-copy em {
    display: none;
  }

  .phone-consult-foot {
    align-items: flex-start;
    margin-top: 16px;
    line-height: 1.6;
  }

  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 11px;
  }

  .form-grid label.full,
  .form-grid label.mobile-full {
    grid-column: 1 / -1;
  }

  .form-grid input,
  .form-grid select,
  .form-grid textarea {
    padding: 9px 10px;
  }

  .form-grid input,
  .form-grid select {
    min-height: 42px;
  }

  .form-grid textarea {
    min-height: 88px;
  }

  .form-note {
    margin: 7px 0 9px;
  }

  .form-actions {
    align-items: center;
    flex-direction: row;
  }

  .form-actions .btn-primary {
    flex: 1 1 auto;
  }

  .form-actions .btn-text {
    flex: 0 0 auto;
    padding-inline: 12px;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}