:root {
  --brand: #ef6a22;
  --brand-deep: #d85213;
  --brand-soft: #fff0e7;
  --brand-pale: #fff8f2;
  --sun: #ff9d3d;
  --ink: #1f2933;
  --ink-soft: #394652;
  --muted: #697581;
  --line: #ebe6e1;
  --line-strong: #ded6cf;
  --paper: #ffffff;
  --canvas: #fafafa;
  --mist: #fafafa;
  --blue-soft: #fafafa;
  --mint-soft: #fafafa;
  --success: #178761;
  --danger: #cc4b37;
  --shadow-sm: 0 8px 20px rgba(33, 29, 26, 0.06);
  --shadow-md: 0 18px 44px rgba(54, 37, 25, 0.1);
  --radius: 8px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--canvas);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.icon {
  width: 1.1em;
  height: 1.1em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.icon > svg {
  width: 100%;
  height: 100%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  transform: translateY(-180%);
  padding: 10px 16px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius);
}

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

.site-header-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(42, 32, 25, 0.08);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 82px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 196px;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #fff;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 7px 18px rgba(239, 106, 34, 0.16);
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  line-height: 1.2;
}

.brand-copy strong {
  font-size: 20px;
  font-weight: 800;
}

.brand-copy small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 9px;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--brand-deep);
}

.site-nav a:hover::after,
.site-nav a.active::after {
  transform: scaleX(1);
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 43px;
  padding: 0 16px;
  color: var(--brand-deep);
  background: var(--brand-soft);
  border: 1px solid #ffd9c5;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.header-search {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
  width: 210px;
  min-height: 42px;
  padding: 0 6px 0 13px;
  color: var(--muted);
  background: #f7f7f7;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.header-search > .icon {
  width: 16px;
  height: 16px;
}

.header-search input {
  min-width: 0;
  padding: 0;
  background: transparent;
  border: 0;
  outline: 0;
  font-size: 13px;
}

.header-search button {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  padding: 0;
  color: #fff;
  background: var(--brand);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}

.header-search button svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}

.menu-toggle .icon {
  width: 23px;
  height: 23px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #ff8b2f, var(--brand));
  box-shadow: 0 12px 25px rgba(239, 106, 34, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 15px 30px rgba(239, 106, 34, 0.31);
}

.btn-secondary {
  color: var(--brand-deep);
  background: #fff;
  border-color: #f38329;
}

.heading-row .btn-secondary {
  color: #ff9c54;
}

.btn-light {
  color: var(--brand-deep);
  background: #fff;
  box-shadow: 0 10px 24px rgba(110, 52, 20, 0.16);
}

.btn-ghost {
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-sm {
  min-height: 38px;
  padding: 0 16px;
  font-size: 14px;
}

.section {
  padding: 88px 0;
}

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

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

.section--blue {
  background: var(--blue-soft);
}

.section--mint {
  background: var(--mint-soft);
}

.section--tight {
  padding: 62px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading h2 {
  position: relative;
  margin: 0;
  padding-left: 19px;
  font-size: 31px;
  line-height: 1.3;
  font-weight: 800;
}

.section-heading h2::before {
  content: "";
  position: absolute;
  top: 5px;
  bottom: 4px;
  left: 0;
  width: 5px;
  background: linear-gradient(180deg, var(--sun), var(--brand));
  border-radius: 3px;
}

.section-heading--center h2 {
  padding-left: 0;
}

.section-heading--center h2::before {
  top: -15px;
  bottom: auto;
  left: 50%;
  width: 28px;
  height: 4px;
  transform: translateX(-50%);
}

.section-heading p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.section-heading--center p {
  margin-left: auto;
  margin-right: auto;
}

.section-heading .heading-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand-deep);
  font-size: 14px;
  font-weight: 700;
}

.text-link .icon {
  width: 15px;
  height: 15px;
  transition: transform 0.2s ease;
}

.text-link:hover .icon {
  transform: translateX(3px);
}

.hero {
  position: relative;
  overflow: hidden;
  background: #f47522;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), transparent 94%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.14), transparent 34%),
    linear-gradient(180deg, rgba(255, 187, 92, 0.24), transparent 70%);
}

.hero--home {
  padding: 50px 0 56px;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 58px;
  min-height: 510px;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 8px 13px;
  color: #7d2f08;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.hero-kicker .icon {
  width: 17px;
  height: 17px;
}

.hero h1 {
  max-width: 650px;
  margin: 0;
  color: #fff;
  font-size: 53px;
  line-height: 1.16;
  font-weight: 900;
  text-shadow: 0 4px 18px rgba(140, 50, 3, 0.16);
}

.hero h1 em {
  color: #fff4c9;
  font-style: normal;
}

.hero-lead {
  max-width: 620px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 560px;
  margin-top: 34px;
}

.hero-stat {
  padding: 14px 16px;
  color: #fff;
  background: rgba(128, 48, 7, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
}

.hero-stat strong {
  display: block;
  font-size: 24px;
  line-height: 1.2;
}

.hero-stat span {
  display: block;
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

.hero-visual {
  position: relative;
  min-height: 430px;
}

.hero-media-frame {
  position: relative;
  z-index: 2;
  width: min(100%, 570px);
  margin-left: auto;
  overflow: hidden;
  background: #fff;
  border: 6px solid rgba(255, 255, 255, 0.72);
  border-radius: 8px;
  box-shadow: 0 34px 70px rgba(116, 43, 7, 0.24);
}

.hero-media-frame img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
}

.hero-media-frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 38%;
  pointer-events: none;
  background: linear-gradient(to top, rgba(28, 20, 16, 0.48), transparent);
}

.hero-floating-card {
  position: absolute;
  z-index: 3;
  right: 24px;
  bottom: 22px;
  left: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  color: #fff;
}

.hero-floating-card strong {
  display: block;
  font-size: 16px;
}

.hero-floating-card span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

.hero-seal {
  position: absolute;
  z-index: 3;
  top: 18px;
  left: 14px;
  width: 106px;
  height: 106px;
  display: grid;
  place-items: center;
  color: #6f2606;
  background: #fff1bd;
  border: 6px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  box-shadow: 0 16px 36px rgba(117, 47, 8, 0.2);
  font-size: 13px;
  font-weight: 900;
  text-align: center;
  line-height: 1.35;
}

.home-banner {
  padding: 24px 0 0;
  background: #fff;
}

.home-banner img {
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius);
  object-fit: cover;
}

.wide-banner {
  overflow: hidden;
  background: #fff;
}

.wide-banner img {
  width: 100%;
  height: auto;
  max-height: 450px;
  object-fit: cover;
}

.trust-strip {
  position: relative;
  z-index: 5;
  margin-top: -18px;
}

.trust-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 78px;
  padding: 16px 20px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.trust-item + .trust-item {
  border-left: 1px solid var(--line);
}

.trust-item .icon {
  width: 22px;
  height: 22px;
  color: var(--brand);
}

.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 58px;
}

.split-layout--reverse .split-copy {
  order: 2;
}

.split-layout--reverse .media-card {
  order: 1;
}

.split-copy h2 {
  margin: 0 0 18px;
  font-size: 34px;
  line-height: 1.35;
}

.split-copy p {
  margin: 0 0 14px;
  color: var(--muted);
}

.media-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.media-card img {
  width: 100%;
  aspect-ratio: 1.34;
  object-fit: cover;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 26px;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  color: var(--ink-soft);
  font-size: 15px;
}

.check-list .icon {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  color: var(--brand);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: #f3cbb6;
  box-shadow: var(--shadow-md);
}

.product-card__media {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  padding: 20px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(249, 247, 245, 0.9)),
    var(--paper);
  border-bottom: 1px solid #f1ece8;
}

.product-card__media img {
  width: 100%;
  height: 100%;
  max-width: 310px;
  max-height: 310px;
  object-fit: contain;
  transition: transform 0.28s ease;
}

.product-card__placeholder,
.product-gallery__placeholder {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: #f6f7f7;
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  font-size: 13px;
}

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

.product-card__badge {
  position: absolute;
  top: 11px;
  left: 11px;
  padding: 5px 9px;
  color: var(--brand-deep);
  background: rgba(255, 240, 231, 0.94);
  border: 1px solid #ffd8c3;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
}

.product-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 19px 20px 20px;
}

.product-card__category {
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 800;
}

.product-card__title {
  margin: 6px 0 0;
  font-size: 20px;
  line-height: 1.4;
}

.product-card__title a:hover {
  color: var(--brand-deep);
}

.product-card__text {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.product-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 27px;
  padding: 0 9px;
  color: #62707a;
  background: #f5f6f6;
  border: 1px solid #eaebeb;
  border-radius: 999px;
  font-size: 11px;
  line-height: 1;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
}

.product-card__spec {
  color: var(--muted);
  font-size: 12px;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.step-card {
  position: relative;
  min-height: 170px;
  padding: 22px;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(234, 204, 185, 0.76);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.step-card__index {
  position: static;
  width: 47px;
  height: 47px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  color: var(--brand);
  background: var(--brand-soft);
  border: 1px solid #ffd5be;
  border-radius: 8px;
  font-size: 17px;
  line-height: 1;
  font-weight: 800;
}

.step-card h3 {
  position: relative;
  margin: 0;
  font-size: 19px;
}

.step-card p {
  position: relative;
  margin: 11px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.anatomy-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 54px;
}

.anatomy-visual {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.anatomy-visual img {
  width: 100%;
  aspect-ratio: 1.1;
  object-fit: cover;
}

.anatomy-copy h2 {
  margin: 0 0 15px;
  font-size: 34px;
}

.anatomy-copy > p {
  margin: 0;
  color: var(--muted);
}

.anatomy-points {
  display: grid;
  gap: 12px;
  margin-top: 25px;
}

.anatomy-point {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
}

.anatomy-point__number {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
}

.anatomy-point h3 {
  margin: 0;
  font-size: 17px;
}

.anatomy-point p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.news-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.news-card__media {
  aspect-ratio: 1.58;
  overflow: hidden;
  background: var(--mist);
}

.news-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.news-card:hover .news-card__media img {
  transform: scale(1.035);
}

.news-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.news-card__category {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 25px;
  padding: 0 8px;
  color: var(--brand-deep);
  background: var(--brand-soft);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 800;
}

.news-card h3 {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.55;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.news-card h3 a:hover {
  color: var(--brand-deep);
}

.news-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.news-card__detail,
.article-row__detail {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 700;
}

.news-card__detail .icon,
.article-row__detail .icon {
  width: 15px;
  height: 15px;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
  padding-top: 18px;
  color: #8a939b;
  font-size: 12px;
}

.news-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.news-meta .icon {
  width: 14px;
  height: 14px;
}

.production-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: 52px;
}

.production-layout .media-card img {
  aspect-ratio: 1.12;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.certificate-card {
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.certificate-doc {
  position: relative;
  min-height: 154px;
  padding: 22px 16px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(218, 54, 44, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(218, 54, 44, 0.08) 1px, transparent 1px),
    #fffaf7;
  background-size: 16px 16px;
  border: 1px solid #f0d7ca;
  border-radius: 4px;
  text-align: center;
}

.certificate-doc::before,
.certificate-doc::after {
  content: "";
  position: absolute;
  width: 32px;
  height: 32px;
  border-color: #e9a38a;
  border-style: solid;
}

.certificate-doc::before {
  top: 9px;
  left: 9px;
  border-width: 2px 0 0 2px;
}

.certificate-doc::after {
  right: 9px;
  bottom: 9px;
  border-width: 0 2px 2px 0;
}

.certificate-doc .icon {
  width: 32px;
  height: 32px;
  margin: 0 auto 10px;
  color: #d94a3c;
}

.certificate-doc strong {
  display: block;
  font-size: 15px;
}

.certificate-doc span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 11px;
}

.certificate-card h3 {
  margin: 14px 0 0;
  font-size: 15px;
  text-align: center;
}

.certificate-doc--image {
  display: grid;
  place-items: center;
  padding: 8px;
  background: #fff;
}

.certificate-doc--image img {
  width: 100%;
  height: 154px;
  object-fit: contain;
}

.cta-band {
  position: relative;
  overflow: hidden;
  padding: 42px 46px;
  color: #fff;
  background: linear-gradient(104deg, var(--brand-deep), var(--sun));
  border-radius: var(--radius);
  box-shadow: 0 20px 44px rgba(150, 67, 19, 0.2);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
  background-size: 35px 35px;
  mask-image: linear-gradient(90deg, transparent, #000);
}

.cta-band__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta-band h2 {
  margin: 0;
  font-size: 27px;
}

.cta-band p {
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.88);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 34px;
}

.contact-panel,
.contact-form {
  padding: 32px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.contact-panel h2,
.contact-form h2 {
  margin: 0 0 18px;
  font-size: 24px;
}

.contact-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  color: var(--ink-soft);
}

.contact-list .icon {
  width: 20px;
  height: 20px;
  margin-top: 4px;
  color: var(--brand);
}

.contact-list strong {
  display: block;
  font-size: 15px;
}

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

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  display: grid;
  gap: 7px;
}

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

.form-field label {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  color: var(--ink);
  background: #fbfbfb;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.form-field textarea {
  min-height: 112px;
  resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  background: #fff;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(239, 106, 34, 0.1);
}

.form-status {
  min-height: 26px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.form-status[data-state="success"] {
  color: var(--success);
}

.form-status[data-state="error"] {
  color: var(--danger);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 70px 0 78px;
  color: #fff;
  background: linear-gradient(104deg, #db5715, #f57522 56%, #ff9d3d);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(90deg, transparent, #000 45%);
}

.page-hero--muted {
  padding: 54px 0 102px;
}

.page-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.17fr 0.83fr;
  align-items: center;
  gap: 42px;
}

.page-hero h1 {
  margin: 0;
  font-size: 46px;
  line-height: 1.24;
}

.page-hero p {
  max-width: 660px;
  margin: 17px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 17px;
}

.page-hero .hero-actions {
  margin-top: 25px;
}

.page-hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 300px;
}

.page-hero__visual img {
  width: min(100%, 420px);
  max-height: 304px;
  object-fit: contain;
  filter: drop-shadow(0 24px 34px rgba(103, 39, 7, 0.25));
}

.page-hero__glow {
  position: absolute;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  box-shadow:
    0 0 0 44px rgba(255, 255, 255, 0.07),
    0 0 0 88px rgba(255, 255, 255, 0.04);
}

.feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  color: #84320b;
  background: #fff;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 800;
}

.feature-pill .icon {
  width: 17px;
  height: 17px;
  color: var(--brand);
}

.catalog-shell {
  position: relative;
  z-index: 3;
  margin-top: -42px;
}

.catalog-panel {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.catalog-toolbar {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 18px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.catalog-label {
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.category-tab {
  min-height: 40px;
  padding: 0 16px;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-tab:hover {
  color: var(--brand-deep);
  background: var(--brand-soft);
  border-color: #f38329;
}

.category-tab.active {
  color: var(--brand);
  background: var(--brand-pale);
  border-color: #f38329;
  box-shadow: none;
}

.search-field {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 235px;
}

.search-field .icon {
  position: absolute;
  left: 13px;
  z-index: 1;
  width: 17px;
  height: 17px;
  color: #8b949b;
}

.search-field input {
  width: 100%;
  min-height: 42px;
  padding: 0 13px 0 39px;
  background: #fafafa;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  outline: none;
}

.search-field input:focus {
  background: #fff;
  border-color: var(--brand);
}

.catalog-content {
  padding-top: 24px;
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 34px;
}

.page-button {
  min-width: 39px;
  height: 39px;
  padding: 0 12px;
  color: var(--ink-soft);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.page-button:hover:not(:disabled) {
  color: var(--brand-deep);
  border-color: var(--brand);
}

.page-button.active {
  color: #fff;
  background: var(--brand);
  border-color: var(--brand);
}

.page-button:disabled {
  color: #b7bdc2;
  background: #f5f5f5;
  cursor: not-allowed;
}

.loading-state,
.empty-state {
  grid-column: 1 / -1;
  min-height: 190px;
  display: grid;
  place-items: center;
  padding: 28px;
  color: var(--muted);
  background: #fafafa;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  text-align: center;
}

.loading-state::before {
  content: "";
  width: 31px;
  height: 31px;
  margin: 0 auto 12px;
  border: 3px solid #f5d2c0;
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.accordion-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  overflow: hidden;
  background: #fff;
  border: 1px solid #f0dfd5;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.accordion-trigger {
  width: 100%;
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 20px;
  color: var(--ink);
  background: #fff;
  border: 0;
  text-align: left;
  cursor: pointer;
}

.accordion-trigger strong {
  font-size: 16px;
}

.accordion-trigger .icon {
  width: 18px;
  height: 18px;
  color: var(--brand);
  transition: transform 0.2s ease;
}

.accordion-item.open .accordion-trigger .icon {
  transform: rotate(180deg);
}

.accordion-panel {
  display: none;
  padding: 0 20px 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.accordion-item.open .accordion-panel {
  display: block;
}

.science-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: start;
  gap: 26px;
}

.science-main,
.science-sidebar-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.science-main {
  padding: 24px;
}

.science-content {
  display: grid;
  gap: 16px;
}

.article-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.article-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.article-row__media {
  overflow: hidden;
  background: var(--mist);
  border-radius: var(--radius);
}

.article-row__media img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.article-row__body {
  min-width: 0;
}

.article-row__category {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  padding: 0 8px;
  color: var(--brand-deep);
  background: var(--brand-soft);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 800;
}

.article-row h3 {
  margin: 7px 0 0;
  font-size: 20px;
  line-height: 1.45;
}

.article-row h3 a:hover {
  color: var(--brand-deep);
}

.article-row p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.article-row__detail {
  grid-column: 2;
  justify-self: end;
  margin-top: 0;
}

.science-sidebar {
  display: grid;
  gap: 18px;
}

.science-sidebar-card {
  padding: 20px;
}

.science-sidebar-card h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 18px;
}

.science-sidebar-card h3 .icon {
  width: 19px;
  height: 19px;
  color: var(--brand);
}

.hot-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hot-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 9px;
  align-items: start;
}

.hot-list__index {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #ff9d3d;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
}

.hot-list li:nth-child(n + 4) .hot-list__index {
  color: #697581;
  background: #eef0f1;
}

.hot-list a {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

.hot-list a:hover {
  color: var(--brand-deep);
}

.science-product-list {
  display: grid;
  gap: 13px;
}

.science-product {
  display: grid;
  grid-template-columns: 62px 1fr;
  align-items: center;
  gap: 11px;
}

.science-product__media {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #fafafa;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.science-product__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.science-product__copy {
  min-width: 0;
}

.science-product__copy strong,
.science-product__copy small {
  display: block;
}

.science-product__copy strong {
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.science-product__copy small {
  margin-top: 3px;
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.science-product:hover strong {
  color: var(--brand-deep);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.consult-card {
  color: #fff;
  background: linear-gradient(135deg, #e95a16, #ff9a3a);
}

.consult-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
}

.consult-card .btn {
  width: 100%;
  margin-top: 18px;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: start;
  gap: 26px;
}

.article-detail {
  max-width: none;
  margin: 0;
  padding: 42px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.article-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.article-detail h1 {
  margin: 14px 0 0;
  font-size: 35px;
  line-height: 1.42;
}

.article-detail__summary {
  margin: 22px 0 0;
  padding: 17px 19px;
  color: var(--ink-soft);
  background: var(--brand-pale);
  border-left: 4px solid var(--brand);
}

.article-detail__cover {
  width: 100%;
  margin-top: 26px;
  object-fit: cover;
  border-radius: var(--radius);
}

.article-body {
  margin-top: 30px;
  color: #394652;
  font-size: 17px;
  line-height: 2;
}

.article-body h3 {
  margin: 34px 0 12px;
  color: var(--ink);
  font-size: 23px;
}

.article-body p {
  margin: 0 0 18px;
}

.article-body a {
  color: var(--brand-deep);
  text-decoration: underline;
}

.article-body img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 24px auto;
  object-fit: contain;
}

.article-body img[style*="text-align: left"],
.article-body img[style*="float: left"] {
  margin-left: 0;
}

.article-body img[style*="text-align: right"],
.article-body img[style*="float: right"] {
  margin-right: 0;
}

.article-sidebar {
  position: sticky;
  top: 104px;
}

.article-related-section {
  padding-bottom: 0;
}

.subscribe-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-top: 56px;
  padding: 34px 42px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.12), transparent 48%),
    linear-gradient(135deg, #ee641e, #ff9f3d);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.subscribe-band h2 {
  margin: 5px 0 0;
  font-size: 27px;
}

.subscribe-band p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.88);
}

.subscribe-band__eyebrow {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.subscribe-band__qr {
  display: grid;
  justify-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.subscribe-band__qr img {
  width: 92px;
  height: 92px;
  padding: 4px;
  background: #fff;
  border-radius: 4px;
}

.subscribe-band__qr span {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.88);
}

.product-description {
  margin-top: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a:hover {
  color: var(--brand-deep);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 0.94fr 1.06fr;
  align-items: start;
  gap: 52px;
}

.product-gallery {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.product-gallery__main {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  padding: 0;
  background: transparent;
  border-radius: 0;
}

.product-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

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

.usage-cycle-card {
  position: relative;
  min-height: 200px;
  padding: 25px 22px;
  background: #fff;
  border: 1px solid #f0dfd5;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.usage-cycle-card__number {
  position: absolute;
  top: 15px;
  right: 17px;
  color: rgba(239, 106, 34, 0.13);
  font-size: 45px;
  line-height: 1;
  font-weight: 900;
}

.usage-cycle-card__period {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  color: var(--brand-deep);
  background: var(--brand-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.usage-cycle-card h3 {
  margin: 18px 0 0;
  font-size: 19px;
}

.usage-cycle-card p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.product-info__badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  color: var(--brand-deep);
  background: var(--brand-soft);
  border: 1px solid #ffd7c1;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.product-info h1 {
  margin: 14px 0 0;
  font-size: 38px;
  line-height: 1.28;
}

.product-info__subtitle {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.product-info__summary {
  margin: 22px 0 0;
  color: var(--ink-soft);
}

.product-info .btn-primary,
.product-info .btn-secondary {
  color: #ff9c54;
  background: #fff;
  border-color: #f38329;
  box-shadow: none;
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.spec-list div {
  padding: 13px 15px;
  background: #fff;
}

.spec-list dt {
  color: var(--muted);
  font-size: 12px;
}

.spec-list dd {
  margin: 3px 0 0;
  font-size: 14px;
  font-weight: 700;
}

.feature-panel {
  margin-top: 28px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.feature-panel h2 {
  margin: 0 0 14px;
  font-size: 21px;
}

.principle-grid,
.culture-grid,
.advantage-grid {
  display: grid;
  gap: 18px;
}

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

.principle-card {
  padding: 27px 22px;
  background: #fff;
  border: 1px solid #f0dfd5;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.principle-card .icon {
  width: 42px;
  height: 42px;
  margin: 0 auto 15px;
  color: var(--brand);
}

.principle-card h3 {
  margin: 0;
  font-size: 18px;
}

.principle-card p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.hero-metric {
  padding: 16px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.23);
  border-radius: var(--radius);
}

.hero-metric strong {
  display: block;
  font-size: 20px;
}

.hero-metric span {
  display: block;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

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

.advantage-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.advantage-card img {
  width: 100%;
  aspect-ratio: 1.32;
  object-fit: cover;
}

.advantage-card__body {
  padding: 22px;
}

.advantage-card__label {
  display: inline-flex;
  align-items: center;
  min-height: 29px;
  padding: 0 11px;
  color: #fff;
  background: var(--brand);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.advantage-card h3 {
  margin: 13px 0 0;
  font-size: 20px;
}

.advantage-card p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

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

.culture-card {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.culture-card .icon {
  width: 42px;
  height: 42px;
  margin: 0 auto 14px;
  color: var(--brand);
}

.culture-card h3 {
  margin: 0;
  font-size: 18px;
}

.culture-card p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.metric-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.metric-box {
  padding: 17px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
}

.metric-box strong {
  display: block;
  color: var(--brand);
  font-size: 26px;
}

.metric-box span {
  color: var(--muted);
  font-size: 12px;
}

.city-hero {
  position: relative;
  height: 430px;
  overflow: hidden;
  background: #24323c;
}

.city-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.city-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 26, 38, 0.06), rgba(10, 26, 38, 0.34));
}

.city-hero__copy {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 48px;
  left: 0;
  color: #fff;
}

.city-hero__copy h1 {
  margin: 0;
  font-size: 45px;
  text-shadow: 0 3px 16px rgba(0, 0, 0, 0.28);
}

.city-hero__copy p {
  max-width: 680px;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.9);
}

.contact-hero {
  padding: 70px 0 130px;
}

.contact-hero-card {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 0;
  margin-top: -86px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.contact-hero-card__info {
  padding: 34px;
  color: #fff;
  background: linear-gradient(135deg, #d95616, #f47a24);
}

.contact-hero-card__info h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.35;
}

.contact-hero-card__info p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.88);
}

.contact-hero-card__info .contact-list {
  margin-top: 26px;
}

.contact-hero-card__info .contact-list li,
.contact-hero-card__info .contact-list span {
  color: rgba(255, 255, 255, 0.92);
}

.contact-hero-card__info .contact-list .icon {
  color: #fff1c4;
}

.contact-hero-card__form {
  padding: 34px;
}

.contact-hero-card__form h2 {
  margin: 0 0 20px;
  font-size: 25px;
}

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

.qr-card {
  display: grid;
  grid-template-columns: 106px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.qr-card svg,
.qr-card__image {
  width: 106px;
  height: 106px;
  object-fit: contain;
}

.qr-card h3 {
  margin: 0;
  font-size: 16px;
}

.qr-card p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.site-footer {
  position: relative;
  overflow: hidden;
  padding-top: 52px;
  color: #fff;
  background: #f06f27;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(90deg, transparent, #000);
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.25fr 0.7fr 0.9fr 0.7fr;
  gap: 34px;
  padding-bottom: 38px;
}

.footer-brand .brand-copy small {
  color: rgba(255, 255, 255, 0.74);
}

.footer-brand p {
  max-width: 470px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
}

.footer-column h3 {
  margin: 0 0 15px;
  font-size: 17px;
}

.footer-links {
  display: grid;
  gap: 9px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.84);
  font-size: 14px;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-contact {
  display: grid;
  gap: 10px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
}

.footer-contact div {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.footer-contact .icon {
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.footer-qr {
  text-align: center;
}

.footer-qr svg,
.footer-qr img {
  width: 112px;
  height: 112px;
  margin: 0 auto 8px;
  object-fit: contain;
  border-radius: 4px;
}

.footer-qr span {
  display: block;
  color: rgba(255, 255, 255, 0.84);
  font-size: 12px;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  padding: 18px 0 22px;
  color: rgba(255, 255, 255, 0.72);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  text-align: center;
}

.friend-links {
  padding: 34px 0 44px;
  background: #fbfbfa;
}

.friend-links h2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 0 18px;
  font-size: 18px;
}

.friend-links h2 span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
}

.friend-links__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.friend-links__grid a {
  color: var(--muted);
  font-size: 14px;
}

.friend-links__grid a:hover {
  color: var(--brand-deep);
}

.back-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 80;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--brand);
  border: 0;
  border-radius: 50%;
  box-shadow: 0 12px 24px rgba(239, 106, 34, 0.24);
  cursor: pointer;
}

.back-top .icon {
  width: 20px;
  height: 20px;
  transform: rotate(-90deg);
}

@media (max-width: 1100px) {
  .header-inner {
    gap: 16px;
  }

  .brand {
    min-width: 175px;
  }

  .site-nav a {
    padding: 0 12px;
    font-size: 14px;
  }

  .site-nav a::after {
    left: 12px;
    right: 12px;
  }

  .header-phone {
    display: none;
  }

  .header-search {
    width: 170px;
  }

  .hero-grid {
    gap: 36px;
  }

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

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

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

  .catalog-toolbar {
    grid-template-columns: 1fr;
  }

  .search-field {
    min-width: 0;
    max-width: 360px;
  }

  .footer-grid {
    grid-template-columns: 1.2fr 0.8fr 1fr;
  }

  .footer-qr {
    grid-column: 3;
    grid-row: 1;
  }
}

@media (max-width: 900px) {
  .container {
    width: min(100% - 30px, var(--container));
  }

  .header-inner {
    min-height: 72px;
    grid-template-columns: 1fr auto;
  }

  .brand {
    min-width: 0;
  }

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

  .header-search {
    display: none;
  }

  .site-nav {
    position: fixed;
    top: 73px;
    right: 15px;
    left: 15px;
    display: none;
    align-items: stretch;
    padding: 12px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    justify-content: flex-start;
    min-height: 46px;
    padding: 0 14px;
    border-radius: var(--radius);
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav a.active,
  .site-nav a:hover {
    background: var(--brand-soft);
  }

  .hero--home {
    padding: 42px 0 48px;
  }

  .hero-grid,
  .page-hero__grid,
  .split-layout,
  .anatomy-grid,
  .production-layout,
  .contact-layout,
  .product-detail-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: 0;
  }

  .hero-visual {
    min-height: 0;
  }

  .hero-media-frame {
    width: 100%;
  }

  .hero-seal {
    top: 14px;
    left: 14px;
  }

  .split-layout--reverse .split-copy,
  .split-layout--reverse .media-card {
    order: initial;
  }

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

  .trust-item:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .trust-item:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .step-grid,
  .certificate-grid,
  .advantage-grid,
  .culture-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .article-sidebar {
    position: static;
  }

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

  .science-sidebar-card:last-child {
    grid-column: 1 / -1;
  }

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

  .contact-hero-card {
    grid-template-columns: 1fr;
  }

  .contact-hero-card__info,
  .contact-hero-card__form {
    padding: 28px;
  }

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

  .footer-qr {
    grid-column: auto;
    grid-row: auto;
    text-align: left;
  }

  .footer-qr svg {
    margin-left: 0;
  }

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

  .subscribe-band {
    padding: 30px;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .brand-copy strong {
    font-size: 17px;
  }

  .brand-copy small {
    font-size: 9px;
  }

  .section {
    padding: 62px 0;
  }

  .section--tight {
    padding: 46px 0;
  }

  .section-heading {
    margin-bottom: 26px;
  }

  .section-heading h2 {
    font-size: 25px;
  }

  .section-heading .heading-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .hero h1,
  .page-hero h1,
  .city-hero__copy h1 {
    font-size: 35px;
  }

  .hero-lead,
  .page-hero p {
    font-size: 15px;
  }

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

  .hero-actions .btn {
    width: 100%;
  }

  .hero-stats,
  .hero-metrics,
  .metric-pair,
  .form-grid,
  .spec-list {
    grid-template-columns: 1fr;
  }

  .hero-floating-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .trust-strip {
    margin-top: 0;
  }

  .trust-strip-inner {
    grid-template-columns: 1fr;
    border-radius: 0;
  }

  .trust-item + .trust-item,
  .trust-item:nth-child(3),
  .trust-item:nth-child(4) {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .product-grid,
  .catalog-content .product-grid,
  .news-grid,
  .step-grid,
  .principle-grid,
  .certificate-grid,
  .advantage-grid,
  .culture-grid {
    grid-template-columns: 1fr;
  }

  .catalog-panel,
  .science-main,
  .article-detail,
  .contact-panel,
  .contact-form,
  .product-gallery {
    padding: 20px;
  }

  .catalog-shell {
    margin-top: -25px;
  }

  .category-tabs {
    flex-wrap: nowrap;
    padding-bottom: 6px;
    overflow-x: auto;
  }

  .category-tab {
    flex: 0 0 auto;
  }

  .article-row {
    grid-template-columns: 1fr;
  }

  .article-row__media img {
    aspect-ratio: 1.7;
  }

  .science-sidebar {
    grid-template-columns: 1fr;
  }

  .science-sidebar-card:last-child {
    grid-column: auto;
  }

  .article-detail h1 {
    font-size: 28px;
  }

  .article-body {
    font-size: 16px;
  }

  .product-info h1 {
    font-size: 30px;
  }

  .cta-band {
    padding: 30px 24px;
  }

  .cta-band__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .cta-band .btn {
    width: 100%;
  }

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

  .qr-card {
    grid-template-columns: 86px 1fr;
  }

  .qr-card svg,
  .qr-card__image {
    width: 86px;
    height: 86px;
  }

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

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

  .city-hero {
    height: 340px;
  }

  .city-hero__copy {
    bottom: 30px;
  }

  .contact-hero {
    padding-bottom: 110px;
  }

  .contact-hero-card {
    margin-top: -72px;
  }
}

@media (max-width: 680px) {
  .product-grid,
  .catalog-content .product-grid,
  .news-grid,
  .principle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-card__media {
    padding: 10px;
  }

  .product-card__body,
  .news-card__body {
    padding: 14px;
  }

  .product-card__title {
    font-size: 16px;
  }

  .news-card h3 {
    font-size: 15px;
  }

  .news-card p {
    font-size: 12px;
  }

  .news-meta {
    gap: 7px;
    font-size: 10px;
  }

  .news-card__detail {
    font-size: 12px;
  }

  .usage-cycle-grid {
    grid-template-columns: 1fr;
  }

  .subscribe-band {
    align-items: flex-start;
    flex-direction: column;
    padding: 25px 22px;
  }

  .friend-links h2 {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}