@charset "UTF-8";
:root {
  --red: #e63723;
  --text: #1a1a1a;
  --muted: #777;
  --line: #eee;
  --max: 1200px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.09);
  --lift-shadow:
    0 0 28px rgba(0, 0, 0, 0.12),
    0 16px 38px rgba(0, 0, 0, 0.1);
  --lift-ease: cubic-bezier(0.4, 0, 0.2, 1);
}
* {
  box-sizing: border-box;
}

/* CMS bilingual fields are rendered together so static pages can switch language. */
[data-cms-lang="zh"] {
  display: contents !important;
}
[data-cms-lang="en"] {
  display: none !important;
}
.form-honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
html[lang="ru"] [data-cms-lang="zh"] {
  display: none !important;
}
html[lang="ru"] [data-cms-lang="en"] {
  display: contents !important;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.7;
  background: #fff;
}
img {
  display: block;
  max-width: 100%;
}
a,
a[href^="tel:"],
a[href^="mailto:"] {
  text-decoration: none;
  color: inherit;
}
a[x-apple-data-detectors] {
  color: inherit !important;
  text-decoration: none !important;
}
button,
input,
textarea,
select {
  font: inherit;
}
.container {
  width: min(var(--max), calc(100% - 48px));
  margin: auto;
}
.header {
  height: 90px;
  position: relative;
  z-index: 50;
  background: #fff;
  box-shadow:
    0 3px 8px rgba(0, 0, 0, 0.2),
    0 12px 28px rgba(0, 0, 0, 0.18);
}
.header.on-hero {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  background: transparent;
  color: #fff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.2);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  width: 176px;
  height: 49px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 38px;
}
.nav a {
  position: relative;
  white-space: nowrap;
  font-size: 18px;
}
.nav a:not(.btn):after {
  content: "";
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: -9px;
  height: 2px;
  background: var(--red);
}

.btn2 {
  height: 60px !important;
}
.nav a:hover,
.nav a.active {
  /*color: var(--red);*/
  color: #e63723;
}
.nav a:hover:after,
.nav a.active:after {
  left: 0;
  right: 0;
}
.nav .btn,
.nav .btn:hover,
.nav .btn:focus-visible {
  color: #fff;
}
.lang-switcher {
  position: relative;
  flex: 0 0 auto;
}
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.lang-arrow {
  width: 12px;
  height: 8px;
  object-fit: contain;
  filter: invert(1);
}
.header.on-hero .lang-arrow {
  filter: none;
}
.lang-switcher.open .lang-arrow {
  transform: rotate(180deg);
}
.lang-menu {
  position: absolute;
  z-index: 20;
  top: calc(100% + 10px);
  right: -14px;
  display: none;
  width: 112px;
  padding: 7px;
  overflow: hidden;
  border: 1px solid #eee;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.14);
}
.lang-switcher.open .lang-menu {
  display: block;
}
.lang-option {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #333;
  text-align: left;
  cursor: pointer;
}
.lang-option:hover,
.lang-option.active {
  background: #fff1ef;
  color: var(--red);
}
.header-mobile-actions,
.mobile-lang-toggle {
  display: none;
}
.menu-btn {
  display: none;
  border: 0;
  background: transparent;
  color: currentColor;
  font-size: 27px;
  padding: 8px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  height: 40px;
  border-radius: 12px;
  padding: 0 25px;
  background: var(--red);
  color: #fff;
  border: 1px solid var(--red);
  cursor: pointer;
  white-space: nowrap;
  transition: 0.25s;
}
.btn:hover {
  box-shadow: 0 9px 24px rgba(250, 26, 18, 0.34);
  transform: translateY(-2px);
}
.btn.ghost {
  background: transparent;
  border-color: #aaa;
  color: inherit;
}
.btn.ghost:hover {
  border-color: var(--red);
  color: var(--red);
}
.hero {
  height: min(760px, 100vh);
  min-height: 620px;
  position: relative;
  overflow: hidden;
  background: #061327;
}
.hero video,
.hero-poster {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.02));
}
.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  padding-top: 225px;
}
.hero h1 {
  font-size: 80px;
  line-height: 1.24;
  margin: 0 0 35px;
  letter-spacing: 1px;
}
.hero-actions {
  display: flex;
  gap: 18px;
  font-size: 21px;
}
.hero .ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}
.section {
  padding: 105px 0;
}
.section.gray {
  background: #f6f6f6;
}
.title {
  text-align: center;
  margin-bottom: 58px;
}
.title small {
  display: block;
  color: #e63723;
  text-transform: uppercase;
  font-size: 18px;
  letter-spacing: 0.5px;
}
.title h2 {
  font-size: 60px;
  line-height: 1.2;
  margin: 8px 0 0;
}
.intro {
  position: relative;
  width: 100%;
  min-height: 0;
  aspect-ratio: 16 / 9;
  background-color: #e8f7fd;
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/5.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% auto;
}
.intro > .container {
  position: relative;
  height: 100%;
}
.intro-title {
  position: absolute;
  top: 14%;
  right: 0;
  left: 0;
  margin: 0;
}
.intro-title h2 {
  font-size: 50px;
}
.intro-copy {
  position: absolute;
  top: 37%;
  left: 0;
  width: 42%;
  font-size: 14px;
  color: #555;
}
.intro-copy h3 {
  font-size: 24px;
  color: #222;
  margin: 0 0 20px;
}
.intro-copy p {
  margin: 0 0 15px;
}
.intro-copy .btn {
  margin-top: 16px;
}
.product-advantages {
  padding: 130px 0 120px;
}
.product-advantages .title {
  margin-bottom: 80px;
}
.adv-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  /* Keep the 430px baseline; if one card grows, stretch its peers to the
     tallest content height in the row. */
  align-items: stretch;
}
.adv-card {
  min-height: 430px;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 22px rgba(0, 0, 0, 0.08);
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.adv-card:hover {
  transform: translate3d(0, -28px, 0);
  box-shadow: 0 0 32px rgba(0, 0, 0, 0.16);
}
.adv-card img {
  width: 100%;
  aspect-ratio: 1.57;
  object-fit: cover;
}
.adv-card div {
  padding: 24px 22px 28px;
}
.adv-card h3 {
  font-size: 18px;
  line-height: 1.45;
  margin: 0 0 12px;
}
.adv-card p {
  font-size: 13px;
  line-height: 1.8;
  color: #666;
  margin: 0;
}
.core-capabilities {
  padding: 140px 0 220px;
}
.core-capabilities .title {
  margin-bottom: 90px;
}
.cap-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  column-gap: 0;
  row-gap: 50px;
}
.cap {
  min-height: 160px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  text-align: center;
  padding: 30px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease),
    background-color 0.2s var(--lift-ease);
}
.cap img {
  width: 82px;
  height: 82px;
  margin: 0 auto;
}
.cap:hover {
  background: #fff;
  transform: translate3d(0, -28px, 0);
  box-shadow: var(--lift-shadow);
}
.cap span {
  display: block;
  font-size: 16px;
  margin-top: 15px;
}
.data-panel {
  position: relative;
  width: 100%;
  min-height: 0;
  aspect-ratio: 16 / 9;
  background: url("https://www.ysznsz.com/statics/yushan/assets/images/2.jpg") center/100% 100% no-repeat;
  color: #fff;
  display: flex;
  align-items: center;
}
.data-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr minmax(340px, 494px) 1fr;
  align-items: center;
}
.data-mascot {
  width: min(100%, 494px);
  height: auto;
  margin: auto;
  object-fit: contain;
  filter: drop-shadow(0 15px 22px rgba(0, 0, 0, 0.2));
}
.metric {
  text-align: center;
}
.metric-left,
.metric-right {
  align-self: end;
}
.metric strong {
  display: flex;
  align-items: baseline;
  justify-content: center;
  color: #fff;
  font-size: clamp(44px, 3.55vw, 68px);
  font-weight: 700;
  line-height: 1.05;
  white-space: nowrap;
}
.metric strong span {
  color: inherit;
  font-size: inherit;
}
.metric strong small {
  margin-left: 3px;
  font-size: 0.55em;
  font-weight: 600;
}
.metric p {
  margin: 22px 0 0;
  color: #fff;
  font-size: 18px;
}
.metric-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 56px;
}
.chip {
  width: clamp(120px, 8.33vw, 160px);
  height: clamp(44px, 2.7vw, 52px);
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 27px;
  background: rgba(0, 0, 0, 0.08);
  color: #fff;
  font-size: 17px;
  cursor: pointer;
  transition:
    color 0.2s,
    border-color 0.2s,
    background 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}
.chip:hover,
.chip.active {
  border-color: var(--red);
  background: var(--red);
  color: #fff;
  box-shadow: 0 8px 22px rgba(250, 26, 18, 0.28);
  transform: translateY(-3px);
}
.scene-main {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 28px;
}
.scene-image {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  min-height: 410px;
  touch-action: pan-y;
}
.scene-track {
  position: absolute;
  inset: 0;
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}
.scene-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
}
.scene-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scene-image .caption {
  position: absolute;
  z-index: 2;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  color: #fff;
  padding: 70px 72px 25px 30px;
  background: linear-gradient(transparent, rgba(242, 26, 18, 0.92));
}
.scene-image h3 {
  font-size: 23px;
  margin: 0;
}
.scene-arrow {
  position: absolute;
  z-index: 3;
  top: 50%;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: #777;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  transition: background-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.scene-arrow.prev {
  left: 24px;
}
.scene-arrow.next {
  right: 24px;
}
.scene-arrow:hover,
.scene-arrow:focus-visible {
  background: var(--red);
  color: #fff;
  box-shadow: 0 8px 20px rgba(230, 55, 35, 0.3);
}
.scene-counter {
  position: absolute;
  z-index: 3;
  right: 24px;
  bottom: 22px;
  color: #fff;
  font-size: 13px;
  line-height: 1;
}
.scene-tabs {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.scene-tab {
  border: 1px solid #e8e8e8;
  background: #fff;
  border-radius: 8px;
  padding: 17px 22px;
  text-align: left;
  cursor: pointer;
  transition: 0.25s;
}
.scene-tab small {
  display: block;
  color: #aaa;
}
.scene-tab:hover,
.scene-tab.active {
  background: var(--red);
  color: #fff;
  box-shadow: 0 7px 20px rgba(250, 26, 18, 0.25);
}
.scene-tab:hover small,
.scene-tab.active small {
  color: #fff;
}
.benefits {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 34px;
}
.benefit {
  text-align: center;
  padding: 20px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease),
    background-color 0.2s var(--lift-ease);
}
.benefit:hover {
  transform: translate3d(0, -28px, 0);
  box-shadow: var(--lift-shadow);
}
.benefit b {
  display: block;
  font-size: 24px;
  color: var(--red);
}
.slider {
  overflow: hidden;
  position: relative;
  touch-action: pan-y;
  cursor: grab;
}
.slider:active {
  cursor: grabbing;
}
.slider-track {
  display: flex;
  gap: 22px;
  user-select: none;
  transition: transform 0.45s;
}
.honor-card {
  position: relative;
  z-index: 0;
  flex: 0 0 210px;
  text-align: center;
}
.honor-card img {
  width: 100%;
  height: 280px;
  object-fit: contain;
  opacity: 0.5;
  transform: scale(0.66);
  transform-origin: center bottom;
  transition:
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.45s ease;
}
.honor-card.is-far {
  z-index: 1;
}
.honor-card.is-far img {
  opacity: 0.76;
  transform: scale(0.74);
}
.honor-card.is-near {
  z-index: 2;
}
.honor-card.is-near img {
  opacity: 0.9;
  transform: scale(0.84);
}
.honor-card.is-center {
  z-index: 3;
}
.honor-card.is-center img {
  opacity: 1;
  transform: scale(1);
}
.honor-card p {
  min-height: 1.7em;
  margin: 14px -30px 0;
  font-size: 13px;
  opacity: 0;
  transform: translateY(6px);
  transition:
    opacity 0.3s ease,
    transform 0.4s ease;
}
.honor-card.is-center p {
  opacity: 1;
  transform: translateY(0);
}
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 24px;
}
.slider-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.slider-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #e1e1e1;
  cursor: pointer;
  transition: background 0.25s, transform 0.25s;
}
.slider-dot.active {
  background: var(--red);
  transform: scale(1.15);
}
.arrow {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid #ddd;
  background: #fff;
  cursor: pointer;
  transition: 0.2s;
}
.arrow:hover {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
  box-shadow: 0 6px 14px rgba(250, 26, 18, 0.25);
}
.partner-wrap {
  position: relative;
}
.partner-slider {
  /* Expand the clipping viewport without changing the carousel's layout width,
     so the outer partner cards keep their complete shadows on every side. */
  overflow: hidden;
  margin: -28px;
  padding: 28px;
  touch-action: pan-y;
  cursor: grab;
}
.partner-slider:active {
  cursor: grabbing;
}
.partner-track {
  display: grid;
  grid-auto-flow: column;
  user-select: none;
  grid-template-rows: repeat(3, 100px);
  grid-auto-columns: 184px;
  gap: 18px;
  transition: transform 0.4s;
}
.partner {
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
  overflow: hidden;
  background: #fff;
}
.partner img {
  max-height: 58px;
  object-fit: contain;
}
.partner span {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  background: rgba(230, 55, 35, 0.88);
  color: #fff;
  text-align: center;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.25s;
  font-size: 16px;
}
.partner:hover span {
  opacity: 1;
}
.partner-nav {
  position: absolute;
  top: 50%;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 20px;
  cursor: pointer;
  z-index: 2;
}
.partner-nav.prev {
  left: -62px;
}
.partner-nav.next {
  right: -62px;
}
/* Carousel controls use the supplied normal and hover SVG artwork. */
.scene-arrow,
.arrow,
.partner-nav {
  border: 0;
  background-color: transparent;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 36px 36px;
  box-shadow: none;
  color: transparent;
  font-size: 0;
}
.scene-arrow.prev,
.arrow.prev,
.partner-nav.prev {
  background-image: url("/statics/yushan/assets/icons/l_1.svg");
}
.scene-arrow.next,
.arrow.next,
.partner-nav.next {
  background-image: url("/statics/yushan/assets/icons/r_1.svg");
}
.scene-arrow.prev:hover,
.scene-arrow.prev:focus-visible,
.arrow.prev:hover,
.arrow.prev:focus-visible,
.partner-nav.prev:hover,
.partner-nav.prev:focus-visible {
  background-color: transparent;
  background-image: url("/statics/yushan/assets/icons/l_2.svg");
  box-shadow: none;
}
.scene-arrow.next:hover,
.scene-arrow.next:focus-visible,
.arrow.next:hover,
.arrow.next:focus-visible,
.partner-nav.next:hover,
.partner-nav.next:focus-visible {
  background-color: transparent;
  background-image: url("/statics/yushan/assets/icons/r_2.svg");
  box-shadow: none;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.news-card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.news-card:hover {
  box-shadow: var(--lift-shadow);
  transform: translate3d(0, -28px, 0);
}
.news-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}
.news-card:hover img {
  transform: scale(1.15);
}
.news-card > img.news-card-placeholder {
  padding: clamp(45px, 5vw, 72px) clamp(36px, 4vw, 64px);
  background: linear-gradient(135deg, #fff 0%, #f5f5f5 100%);
  object-fit: contain;
}
.news-card div {
  padding: 20px;
}
.news-card h3 {
  display: -webkit-box;
  height: 3.1em;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow-wrap: anywhere;
  font-size: 16px;
  line-height: 1.55;
  margin: 0 0 12px;
  transition: 0.2s;
}
.news-card:hover h3 {
  color: var(--red);
}
.news-card time {
  font-size: 12px;
  color: #aaa;
}
.more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 96px;
  height: 38px;
  margin-top: 15px;
  padding: 0 13px;
  border: 1px solid rgba(230, 55, 35, 0.45);
  border-radius: 14px;
  color: var(--red);
  font-size: 12px;
  line-height: 1;
  transition:
    color 0.25s,
    border-color 0.25s,
    background 0.25s;
}
.news-card:hover .more,
.product-card:hover .more {
  border-color: var(--red);
  background: var(--red);
  color: #fff;
}
.center {
  text-align: center;
}
.mt {
  margin-top: 42px;
}
.cta {
  height: 390px;
  background: url("https://www.ysznsz.com/statics/yushan/assets/images/6.jpg") center/cover;
  color: #fff;
  text-align: center;
  display: flex;
  align-items: center;
}
.cta small {
  color: var(--red);
}
.cta h2 {
  font-size: 40px;
  margin: 7px 0 25px;
}
.cta .btn {
  margin: 0 7px;
}
.footer {
  background: #101010;
  color: #888;
  padding: 65px 0 20px;
}
.footer-main {
  display: grid;
  grid-template-columns: 2.2fr 0.65fr 0.65fr 1.3fr;
  gap: 45px;
}
.footer h4 {
  color: #ddd;
  margin: 0 0 17px;
}
.footer p,
.footer li {
  font-size: 12px;
  margin: 5px 0;
}
.footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.qr-list {
  display: flex;
  gap: 12px;
}
.qr-list img {
  width: 86px;
  height: 86px;
}
.qr-list span {
  display: block;
  text-align: center;
  font-size: 11px;
}
.copyright {
  border-top: 1px solid #242424;
  margin-top: 38px;
  padding-top: 18px;
  font-size: 11px;
  display: flex;
  justify-content: space-between;
}
.page-hero {
  height: 400px;
  background-position: center;
  background-size: cover;
  display: flex;
  align-items: center;
}
.page-hero h1 {
  font-size: 40px;
  margin: 0;
}
.page-hero p {
  margin: 5px 0;
  color: #555;
}
body[data-page="products"] .container p,
body[data-page="support"] .container p {
  color: #fff;
}
.about-hero {
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/original-1.jpg");
}
.product-hero {
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/original-3.jpg");
  color: #fff;
}
.support-hero {
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/original-2.png");
  color: #fff;
}
.news-hero {
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/original-4.jpg");
}
.contact-hero {
  background-image: url("https://www.ysznsz.com/statics/yushan/assets/images/original-6.jpg");
}
.about-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 65px;
  align-items: center;
}
.about-block h3 {
  font-size: 22px;
}
.about-block p {
  color: #666;
}
.about-block p:last-child {
  margin-bottom: 0;
}
.video-box {
  position: relative;
  margin-top: 70px;
  aspect-ratio: 16/7;
  overflow: hidden;
}
.video-box video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 96px;
  height: 68px;
  border: 0;
  border-radius: 14px;
  background: var(--red);
  color: #fff;
  font-size: 34px;
  line-height: 1;
  cursor: pointer;
  transform: translate(-50%, -50%);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}
.video-play:hover {
  box-shadow: 0 10px 28px rgba(230, 55, 35, 0.35);
  transform: translate(-50%, -50%) scale(1.05);
}
.video-box.playing .video-play {
  opacity: 0;
  pointer-events: none;
}
.timeline {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.22fr);
  align-items: center;
}
.history-media {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  background: #e9e9e9;
}
.history-media img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition:
    opacity 0.28s ease,
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.history-media img.is-changing {
  opacity: 0;
  transform: scale(0.985);
}
.history-panel {
  display: grid;
  grid-template-columns: minmax(130px, 0.38fr) minmax(0, 1fr);
  align-items: center;
  min-width: 0;
}
.years {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 11px;
  border-right: 1px solid #c9c9c9;
  font-size: 17px;
}
.years button {
  position: relative;
  min-height: 34px;
  padding: 2px 28px 2px 8px;
  border: 0;
  background: none;
  color: #555;
  text-align: right;
  white-space: nowrap;
  cursor: pointer;
  transition:
    color 0.2s ease,
    font-size 0.2s ease,
    font-weight 0.2s ease;
}
.years button::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -2px;
  width: 3px;
  height: 0;
  background: var(--red);
  transform: translateY(-50%);
  transition: height 0.25s ease;
}
.years button:hover,
.years button.active {
  color: var(--red);
}
.years button.active {
  font-size: 27px;
  font-weight: 700;
}
.years button.active::after {
  height: 100%;
}
.history-copy {
  padding-left: 28px;
}
.history-copy ul {
  margin: 0;
  padding-left: 20px;
}
.history-copy li {
  color: #555;
  margin: 8px 0;
  line-height: 1.65;
}
.product-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 55px 42px;
}
.product-card .pic {
  background: #f2f4f8;
  border-radius: 12px;
  overflow: hidden;
}
.product-card img {
  width: 100%;
  aspect-ratio: 1.45;
  object-fit: contain;
  transition: 0.4s;
}
.product-card:hover img {
  transform: scale(1.05);
}
.product-card h3 {
  margin: 18px 0 10px;
  font-size: 19px;
  transition: 0.2s;
}
.product-card:hover h3 {
  color: var(--red);
}
.product-card .more {
  margin-top: 0;
}
.detail-hero {
  height: 730px;
  background: url("https://www.ysznsz.com/statics/yushan/assets/images/layer-2.jpg") center/cover;
}
.detail-hero .container {
  height: 100%;
  display: flex;
  align-items: center;
}
.detail-hero-copy {
  width: 38%;
}
.detail-hero h1 {
  font-size: 49px;
  margin: 0;
}
.detail-hero p {
  font-size: 22px;
  margin: 0;
}
.detail-hero img {
  height: 650px;
  width: 60%;
  object-fit: contain;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.detail-grid img {
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
}
.params {
  text-align: center;
}
.params picture img {
  margin: auto;
  width: min(100%, 1200px);
}
.app-display {
  text-align: center;
}
.app-display img {
  margin: auto;
  max-height: 600px;
}
.chef {
  background: url("https://www.ysznsz.com/statics/yushan/assets/images/10.jpg") center/cover;
  color: #fff;
  min-height: 650px;
  display: flex;
  align-items: center;
}
.chef-copy {
  width: 48%;
}
.chef-copy h2 {
  font-size: 40px;
}
.chef-copy h3 {
  font-size: 23px;
}
.dishes {
  background: url("https://www.ysznsz.com/statics/yushan/assets/images/2.jpg") center/cover;
}
.dish-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 45px;
}
.dish {
  /*background: #fff;*/
  border-radius: 50%;
  aspect-ratio: 1;
  padding: 13px;
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.dish img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}
.dish:hover {
  transform: translate3d(0, -28px, 0) rotate(2deg);
  box-shadow: var(--lift-shadow);
}
.masonry {
  columns: 3;
  column-gap: 25px;
}
.masonry .news-card {
  break-inside: avoid;
  margin-bottom: 25px;
}
.masonry .news-card img {
  height: auto;
}
.article {
  max-width: 1200px;
  margin: auto;
}
.article-head {
  text-align: center;
  padding: 95px 0 45px;
}
.article-head h1 {
  font-size: 31px;
  line-height: 1.5;
}
.article-body {
  font-size: 15px;
  color: #555;
}
.article-body img {
  margin: 26px auto;
  width: 100%;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
}
.contact-info h2 {
  font-size: 25px;
}
.contact-item {
  display: flex;
  gap: 18px;
  margin: 25px 0;
  align-items: center;
}
.contact-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  box-shadow: var(--shadow);
  color: var(--red);
  display: grid;
  place-items: center;
  font-size: 22px;
}
.contact-icon img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}
.contact-form {
  padding: 38px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.contact-form h3 {
  font-size: 24px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 25px;
}
.form-grid input,
.form-grid select,
.form-grid textarea {
  border: 0;
  border-bottom: 1px solid #ddd;
  padding: 12px 5px;
  outline: none;
  width: 100%;
  background: #fff;
}
.form-grid textarea {
  grid-column: 1/-1;
  min-height: 125px;
  resize: vertical;
}
.form-grid input:focus,
.form-grid textarea:focus,
.form-grid select:focus {
  border-color: var(--red);
}
.contact-form .btn {
  margin-top: 24px;
}
.map-shell {
  position: relative;
  width: 100%;
  height: 540px;
  overflow: hidden;
  background: #e8edf2;
}
.map {
  width: 100%;
  height: 100%;
}
.map-zoom {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 10;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.map-zoom button {
  display: block;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 0;
  background: #fff;
  color: #333;
  font: 22px/38px Arial, sans-serif;
  cursor: pointer;
}
.map-zoom button + button {
  border-top: 1px solid #eee;
}
.map-zoom button:hover {
  background: #f7f7f7;
}
.map-status {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: none;
  place-items: center;
  padding: 24px;
  background: #eef1f3;
  color: #555;
  text-align: center;
}
.map-status.show {
  display: grid;
}
.map-status-card {
  max-width: 430px;
  padding: 22px 26px;
  border: 1px solid #e2e5e7;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  line-height: 1.7;
}
.map-status-card strong {
  display: block;
  margin-bottom: 5px;
  color: #222;
  font-size: 16px;
}
.map-info-title {
  margin-bottom: 5px;
  color: #222;
  font-size: 14px;
  font-weight: 700;
}
.map-info-address {
  color: #666;
  font-size: 12px;
  line-height: 1.65;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  z-index: 100;
  transform: translate(-50%, 30px);
  background: #222;
  color: #fff;
  padding: 11px 25px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: 0.25s;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
.reveal {
  opacity: 1;
}
.js-enabled .reveal {
  opacity: 0;
  translate: 0 34px;
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    translate 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, translate;
}
.js-enabled .reveal.visible {
  opacity: 1;
  translate: 0 0;
  will-change: auto;
}

/* Reveal uses the transition shorthand, so card hover properties must be
   included here as well to keep their slower lift animation intact. */
.js-enabled .adv-card.reveal {
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    translate 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.js-enabled .cap.reveal,
.js-enabled .benefit.reveal {
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    translate 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease),
    background-color 0.2s var(--lift-ease);
}
.js-enabled .news-card.reveal {
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    translate 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.js-enabled .dish.reveal {
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    translate 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--reveal-delay, 0ms),
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}

@keyframes hero-copy-enter {
  from {
    opacity: 0;
    translate: 0 28px;
  }
  to {
    opacity: 1;
    translate: 0 0;
  }
}
@keyframes hero-media-breathe {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.035);
  }
}
@keyframes mascot-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
.js-enabled .hero-content h1,
.js-enabled .page-hero h1 {
  animation: hero-copy-enter 0.8s 0.12s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.js-enabled .hero-actions,
.js-enabled .page-hero p {
  animation: hero-copy-enter 0.8s 0.28s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.btn {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.btn::before {
  content: "";
  position: absolute;
  top: -80%;
  bottom: -80%;
  left: -45%;
  width: 28%;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.42),
    transparent
  );
  transform: rotate(18deg) translateX(-240%);
  transition: transform 0.65s ease;
}
.btn:hover::before {
  transform: rotate(18deg) translateX(620%);
}
.data-mascot {
  animation: mascot-float 4.8s ease-in-out infinite;
}
.contact-icon {
  transition:
    transform 0.2s var(--lift-ease),
    box-shadow 0.2s var(--lift-ease);
}
.contact-item:hover .contact-icon {
  transform: translate3d(0, -12px, 0) scale(1.04);
  box-shadow: 0 12px 28px rgba(230, 55, 35, 0.16);
}
.footer a {
  transition: color 0.2s ease, opacity 0.2s ease;
}
.footer a:hover {
  color: #fff;
}

@media (min-width: 901px) {
  .hero video {
    animation: hero-media-breathe 18s ease-in-out infinite alternate;
  }
}

@media (max-width: 900px) {
  .container {
    width: min(calc(100% - 30px), var(--max));
  }
  .header {
    height: 64px;
  }
  .logo {
    width: 145px;
  }
  .header.on-hero .logo {
    content: url("/statics/yushan/assets/logo/logo_2.svg");
  }
  .header-mobile-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
  }
  .mobile-lang-toggle,
  .menu-btn {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 0;
    background: transparent;
    color: currentColor;
    line-height: 1;
    cursor: pointer;
  }
  .mobile-lang-toggle {
    font-size: 17px;
    font-weight: 500;
  }
  .menu-btn {
    font-size: 27px;
  }
  .mobile-lang-toggle:active {
    transform: scale(0.9);
  }
  .menu-btn.open {
    transform: rotate(90deg);
  }
  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    column-gap: 12px;
    row-gap: 8px;
    background: #fff;
    color: #222;
    padding: 8px 30px 18px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  }
  .nav.open {
    display: grid;
  }
  .nav > a:not(.demo-link) {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    /*padding: 4px 0;*/
    border-bottom: 1px solid #f1f1f1;
    text-align: center;
    line-height: 1.2;
  }
  .nav > a:not(.btn):after {
    right: auto;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 3px;
    border-radius: 3px;
    transform: translateX(-50%);
  }
  .nav > a:not(.btn):hover:after,
  .nav > a:not(.btn).active:after {
    right: auto;
    left: 50%;
    width: 80px;
  }
  .nav .demo-link {
    grid-column: 1 / -1;
    width: 100%;
    min-width: 0;
    height: 44px;
    margin-top: 8px;
    padding: 0 8px;
    font-size: 15px;
  }
  .nav .demo-link:hover {
    color: #fff;
  }
  .nav .lang-switcher {
    display: none;
  }
  .lang-toggle {
    justify-content: center;
    width: 100%;
    height: 44px;
    padding: 0 12px;
    border: 1px solid #ddd;
    border-radius: 12px;
    color: #222;
  }
  .header.on-hero .lang-arrow,
  .lang-arrow {
    filter: invert(1);
  }
  .lang-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 100%;
    margin-top: 0;
    padding: 5px;
    border: 1px solid #eee;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.09);
  }
  .lang-option {
    padding: 10px 4px;
    text-align: center;
  }
  .hero {
    height: 720px;
    min-height: 0;
  }
  .hero-content {
    padding-top: 220px;
  }
  .hero h1 {
    font-size: 37px;
  }
  .hero video {
    object-position: center;
  }
  .section {
    padding: 70px 0;
  }
  .title {
    margin-bottom: 38px;
  }
  .title h2 {
    font-size: 30px;
  }
  .product-advantages,
  .core-capabilities {
    padding: 70px 0;
  }
  .product-advantages .title,
  .core-capabilities .title {
    margin-bottom: 38px;
  }
  .adv-card {
    min-height: 0;
  }
  .cap-grid {
    column-gap: 12px;
    row-gap: 18px;
  }
  .cap {
    min-height: 140px;
    padding: 22px 5px;
  }
  .cap img {
    width: 70px;
    height: 70px;
  }
  .cap span {
    font-size: 14px;
    margin-top: 11px;
  }
  .intro {
    min-height: 700px;
    aspect-ratio: auto;
    background-position: center;
    background-size: auto 100%;
    padding: 45px 0;
  }
  .intro > .container {
    height: auto;
  }
  .intro-title {
    position: static;
    margin-bottom: 30px;
  }
  .intro-title h2 {
    font-size: 30px;
  }
  .intro-copy {
    position: static;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    padding: 25px;
    border-radius: 10px;
  }
  .adv-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cap-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cap:last-child {
    grid-column: auto;
  }
  .data-panel {
    min-height: 760px;
    aspect-ratio: auto;
    padding: 60px 0;
    background-position: center;
    background-size: cover;
  }
  .data-inner {
    grid-template-columns: 1fr 1fr;
    row-gap: 40px;
  }
  .data-mascot {
    grid-column: 1/-1;
    grid-row: 1;
    width: 310px;
  }
  .metric {
    grid-row: 2;
  }
  .metric strong {
    font-size: 38px;
  }
  .metric p {
    margin-top: 13px;
    font-size: 15px;
  }
  .metric-actions {
    gap: 10px;
    margin-top: 28px;
  }
  .chip {
    width: 130px;
    height: 44px;
    font-size: 14px;
  }
  .scene-main {
    grid-template-columns: 1fr;
  }
  .scene-image {
    min-height: 360px;
  }
  .benefits {
    grid-template-columns: repeat(2, 1fr);
  }
  .partner-nav.prev {
    left: -7px;
  }
  .partner-nav.next {
    right: -7px;
  }
  .news-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
  .page-hero {
    height: 300px;
  }
  .about-block {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .timeline {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .history-panel {
    display: block;
    min-width: 0;
  }
  .years {
    flex-flow: row nowrap;
    justify-content: flex-start;
    gap: 8px;
    width: 100%;
    margin: 25px 0 0;
    padding: 0 0 10px;
    overflow-x: auto;
    overflow-y: hidden;
    border-right: 0;
    border-bottom: 1px solid #c9c9c9;
    font-size: 17px;
    scrollbar-width: thin;
    scrollbar-color: #ccc transparent;
    -webkit-overflow-scrolling: touch;
  }
  .years::-webkit-scrollbar {
    height: 4px;
  }
  .years::-webkit-scrollbar-thumb {
    border-radius: 4px;
    background: #ccc;
  }
  .years button {
    flex: 0 0 auto;
    min-width: 68px;
    min-height: 38px;
    padding: 4px 10px;
    text-align: center;
  }
  .years button::after {
    top: auto;
    right: 12%;
    bottom: -11px;
    left: 12%;
    width: auto;
    height: 3px;
    transform: scaleX(0);
    transition: transform 0.25s ease;
  }
  .years button.active {
    font-size: 24px;
  }
  .years button.active::after {
    height: 3px;
    transform: scaleX(1);
  }
  .history-copy {
    padding: 24px 0 0;
    text-align: center;
  }
  .detail-hero {
    height: auto;
    padding: 60px 0;
  }
  .detail-hero .container {
    flex-direction: column;
  }
  .detail-hero-copy,
  .detail-hero img {
    width: 100%;
  }
  .detail-hero img {
    height: 440px;
  }
  .chef {
    background-position: 60% center;
  }
  .masonry {
    columns: 2;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .dish-grid {
    gap: 20px;
  }
}
@media (max-width: 560px) {
  body {
    font-size: 13px;
  }
  .hero {
    height: 650px;
  }
  .hero h1 {
    font-size: 31px;
  }
  .hero-content {
    padding-top: 205px;
  }
  .btn {
    min-width: 102px;
    padding: 0 18px;
  }
  .adv-grid {
    grid-template-columns: 1fr;
  }
  .adv-card {
    display: grid;
    grid-template-columns: 42% 58%;
  }
  .adv-card img {
    height: 100%;
    aspect-ratio: auto;
  }
  .cap-grid {
    gap: 10px;
  }
  .cap {
    padding: 15px 3px;
  }
  .data-panel {
    min-height: 0;
    padding: 55px 0;
  }
  .data-inner {
    grid-template-columns: 1fr;
    row-gap: 38px;
  }
  .data-mascot {
    grid-column: 1;
    grid-row: 1;
    width: 260px;
  }
  .metric {
    grid-row: auto;
  }
  .metric-left {
    grid-row: 2;
  }
  .metric-right {
    grid-row: 3;
  }
  .metric strong {
    font-size: 36px;
  }
  .metric p {
    font-size: 14px;
  }
  .metric-actions {
    margin-top: 20px;
  }
  .chip {
    width: 128px;
  }
  .scene-image {
    min-height: 300px;
  }
  .scene-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .scene-tab {
    padding: 12px;
  }
  .partner-track {
    grid-template-rows: repeat(2, 86px);
    grid-auto-columns: 150px;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr;
  }
  .footer-col.links {
    display: none;
  }
  .copyright {
    display: block;
  }
  .page-hero {
    height: 235px;
  }
  .page-hero h1 {
    font-size: 31px;
  }
  .product-list {
    grid-template-columns: 1fr;
    gap: 45px;
  }
  .detail-hero h1 {
    font-size: 37px;
  }
  .detail-hero img {
    height: 340px;
  }
  .detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dish-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .masonry {
    columns: 1;
  }
  .contact-form {
    padding: 24px 18px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-grid textarea {
    grid-column: 1;
  }
  .map-shell {
    height: 360px;
  }
  .article-head {
    padding: 60px 0 30px;
  }
  .article-head h1 {
    font-size: 24px;
  }
  .cta {
    height: 320px;
  }
  .cta h2 {
    font-size: 32px;
  }
}

/* PSD desktop calibration: all measurements below are based on the 1920px source files. */
@media (min-width: 901px) {
  :root {
    --red: #e63723;
  }

  .header {
    height: 90px;
  }
  .header .logo {
    width: 175px;
    height: 48px;
  }
  .nav {
    gap: 35px;
  }
  .nav a {
    font-size: 18px;
  }
  .nav .btn {
    min-width: 100px;
    width: 100px;
    height: 40px;
    padding: 0;
    border-radius: 12px;
    font-size: 18px;
  }
  .btn {
    min-width: 160px;
    height: 61px;
    padding: 0 30px;
    border-radius: 12px;
    font-size: 21px;
  }

  .hero {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 9;
  }
  .hero-content {
    padding-top: 23.6vw;
  }
  .hero h1 {
    margin-bottom: 64px;
    font-size: 80px;
    line-height: 1.32;
  }

  .title small {
    font-size: 18px;
    line-height: 1;
  }
  .title h2 {
    margin-top: 30px;
    font-size: 60px;
    line-height: 1;
  }

  .intro-title {
    top: 14.4%;
  }
  .intro-title h2 {
    font-size: 60px;
  }
  .intro-copy {
    top: 37.3%;
    width: 420px;
    font-size: 14px;
    line-height: 24px;
  }
  .intro-copy h3 {
    margin-bottom: 26px;
    font-size: 24px;
  }
  .intro-copy p {
    margin-bottom: 16px;
  }
  .intro-copy .btn {
    margin-top: 24px;
  }

  .product-advantages {
    padding: 156px 0 70px;
  }
  .product-advantages .title {
    margin-bottom: 80px;
  }
  .adv-card {
    min-height: 430px;
  }
  .adv-card h3 {
    font-size: 21px;
  }
  .adv-card p {
    font-size: 14px;
    line-height: 21px;
  }

  .core-capabilities {
    padding: 140px 0 183px;
  }
  .core-capabilities .title {
    margin-bottom: 66px;
  }
  .cap-grid {
    row-gap: 18px;
  }
  .cap {
    min-height: 192px;
    padding: 28px 5px;
  }
  .cap img {
    width: 82px;
    height: 82px;
  }
  .cap span {
    margin-top: 22px;
    font-size: 21px;
  }

  .data-panel {
    aspect-ratio: 16 / 9;
  }
  .metric strong {
    font-size: 72px;
  }
  .metric p {
    margin-top: 24px;
    font-size: 21px;
  }
  .metric-actions {
    margin-top: 67px;
  }
  .chip {
    width: 160px;
    height: 61px;
    border-radius: 31px;
    font-size: 21px;
  }

  .application-section {
    padding: 156px 0 101px;
  }
  .application-section .title {
    margin-bottom: 96px;
  }
  .scene-main {
    grid-template-columns: 720px 1fr;
    gap: 24px;
    height: 721px;
  }
  .scene-image {
    min-height: 0;
    height: 721px;
  }
  .scene-image .caption {
    padding: 150px 48px 54px;
  }
  .scene-image h3 {
    font-size: 36px;
  }
  .scene-image p {
    /*max-width: 420px;*/
    font-size: 21px;
    line-height: 36px;
  }
  .scene-tabs {
    height: 721px;
    min-height: 0;
    gap: 22px;
  }
  .scene-tab {
    flex: 1 1 0;
    min-height: 0;
    padding: 12px 48px;
    border-radius: 10px;
    font-size: 24px;
    line-height: 1.25;
  }
  .scene-tab small {
    margin-top: 6px;
    font-size: 16px;
    line-height: 1.25;
  }
  .benefits {
    gap: 24px;
    margin-top: 80px;
  }
  .benefit {
    min-height: 174px;
    padding: 24px 15px;
  }
  .benefit img {
    width: 62px;
    height: 62px;
    margin: 0 auto 14px;
  }
  .benefit b {
    color: #1a1a1a;
    font-size: 21px;
  }
  .benefit span {
    display: block;
    margin-top: 5px;
    color: #4d4d4d;
    font-size: 16px;
  }

  .honor-section,
  .about-honor-section {
    padding: 150px 0 14px;
  }
  .honor-section .title,
  .about-honor-section .title {
    margin-bottom: 75px;
  }
  .about-honor-section {
    padding-bottom: 50px;
  }
  .honor-card {
    flex-basis: 216px;
  }
  .honor-card img {
    height: 360px;
  }
  .honor-card p {
    font-size: 18px;
  }

  .partner-section,
  .about-partner-section {
    padding: 150px 0 307px;
  }
  .partner-section .title,
  .about-partner-section .title {
    margin-bottom: 105px;
  }
  .about-partner-section {
    padding-bottom: 352px;
  }
  .partner-track {
    grid-template-rows: repeat(4, 100px);
    grid-auto-columns: 216px;
    gap: 24px 30px;
  }

  .home-news-section {
    padding: 156px 0 69px;
  }
  .home-news-section .title {
    margin-bottom: 97px;
  }
  .home-news-section .news-grid {
    gap: 24px;
  }
  .home-news-section .news-card {
    min-height: 489px;
  }
  .home-news-section .news-card img {
    height: 288px;
  }
  .home-news-section .news-card div {
    padding: 24px;
  }
  .home-news-section .news-card h3 {
    height: 56px;
    font-size: 21px;
    line-height: 28px;
  }
  .home-news-section .news-card time,
  .home-news-section .more {
    font-size: 14px;
  }
  .home-news-section .mt {
    margin-top: 104px;
  }

  .cta {
    height: 540px;
  }
  .cta small {
    font-size: 18px;
  }
  .cta h2 {
    margin: 30px 0 90px;
    font-size: 60px;
    line-height: 1;
  }

  .footer {
    height: 421px;
    padding: 85px 0 20px;
  }
  body[data-page="support"] .footer,
  body[data-page="contact"] .footer {
    height: 420px;
  }
  .footer-main {
    grid-template-columns: 420px 180px 130px 1fr;
    gap: 45px;
  }
  .footer h4 {
    margin-bottom: 17px;
    color: #b3b3b3;
    font-size: 21px;
    font-weight: 400;
  }
  .footer p,
  .footer li {
    margin: 4px 0;
    font-size: 14px;
    line-height: 21px;
  }
  .qr-list {
    gap: 24px;
  }
  .qr-list img {
    width: 96px;
    height: 97px;
  }
  .qr-list span {
    font-size: 14px;
  }
  .copyright {
    margin-top: 42px;
    padding-top: 18px;
    font-size: 12px;
  }

  .page-hero {
    height: 400px;
  }
  .page-hero h1 {
    font-size: 48px;
    line-height: 1;
  }
  .page-hero p {
    margin-top: 18px;
    font-size: 18px;
    line-height: 24px;
  }

  /* About */
  .about-intro-section {
    padding: 151px 0 61px;
  }
  .about-intro-section .title {
    margin-bottom: 90px;
  }
  .about-block {
    grid-template-columns: 580px 540px;
    gap: 80px;
    align-items: end;
  }
  .about-block h3 {
    margin: 0 0 26px;
    font-size: 24px;
  }
  .about-block p {
    margin: 0 0 16px;
    font-size: 14px;
    line-height: 24px;
  }
  .about-block > img {
    width: 540px;
    height: 361px;
    margin-top: 0;
    object-fit: cover;
    border-radius: 18px;
  }
  .video-box {
    width: 1200px;
    height: 675px;
    margin-top: 147px;
    aspect-ratio: auto;
  }
  .history-section {
    padding: 150px 0 181px;
  }
  .history-section .title {
    margin-bottom: 99px;
  }
  .timeline {
    grid-template-columns: 540px minmax(0, 1fr);
    gap: 0;
  }
  .history-media {
    width: 540px;
    height: 541px;
  }
  .history-media img {
    height: 100%;
    aspect-ratio: auto;
  }
  .history-panel {
    grid-template-columns: 206px minmax(0, 1fr);
  }
  .years {
    gap: 18px;
    font-size: 24px;
  }
  .years button {
    min-width: 0;
    min-height: 34px;
    padding: 2px 32px 2px 8px;
  }
  .years button.active {
    font-size: 28px;
  }
  .history-copy {
    padding: 0 0 0 32px;
    font-size: 16px;
  }

  /* Product listing */
  .domestic-products-section {
    padding: 151px 0 0;
  }
  .domestic-products-section .title,
  .export-products-section .title {
    margin-bottom: 97px;
  }
  .domestic-products-section .product-list {
    row-gap: 58px;
  }
  .export-products-section {
    padding: 151px 0 138px;
  }
  .product-list {
    grid-template-columns: repeat(2, 580px);
    column-gap: 40px;
  }
  .product-card .pic {
    width: 580px;
    height: 436px;
    border-radius: 10px;
    background: #f2f4f8 url("https://www.ysznsz.com/statics/yushan/assets/images/layer-2.jpg") center/cover;
  }
  .product-card img {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    object-fit: contain;
  }
  .product-card h3 {
    margin: 28px 24px 24px;
    font-size: 24px;
  }
  .product-card .more {
    width: 98px;
    min-width: 98px;
    height: 38px;
    margin-left: 23px;
    padding: 0;
    font-size: 14px;
  }

  /* Product detail */
  .detail-hero {
    height: 1080px;
    background: url("/statics/yushan/assets/images/9.jpg") center/cover no-repeat;
  }
  .detail-hero-copy {
    width: auto;
  }
  .detail-hero h1 {
    font-size: 72px;
  }
  .detail-hero p {
    margin-top: 22px;
    font-size: 36px;
  }
  .product-details-section {
    padding: 187px 0 74px;
  }
  .product-details-section .title {
    margin-bottom: 96px;
  }
  .detail-grid {
    grid-template-columns: repeat(4, 282px);
    gap: 23px 24px;
  }
  .detail-grid img {
    width: 100%;
    height: 283px;
    border-radius: 0;
  }
  .product-params-section {
    padding: 76px 0 162px;
  }
  .product-params-section .title {
    margin-bottom: 90px;
  }
  .params picture img {
    width: 1200px;
  }

  /* Support */
  .support-app-section {
    height: 1290px;
    padding: 151px 0 80px;
  }
  .support-app-section .title {
    margin-bottom: 85px;
  }
  .app-display img {
    width: 930px;
    max-height: 860px;
  }
  .chef {
    position: relative;
    min-height: 0;
    height: 1080px;
  }
  .chef .container,
  .chef-copy {
    position: relative;
    width: 1200px;
    height: 100%;
  }
  .chef-copy > small {
    position: absolute;
    top: 120px;
    left: 0;
    width: 100%;
    color: var(--red);
    text-align: center;
    font-size: 18px;
  }
  .chef-copy h2 {
    position: absolute;
    top: 160px;
    left: 0;
    width: 100%;
    margin: 0;
    text-align: center;
    font-size: 60px;
  }
  .chef-copy h3 {
    position: absolute;
    top: 420px;
    left: 60px;
    margin: 0;
    font-size: 36px;
  }
  .chef-copy p {
    position: absolute;
    top: 530px;
    left: 60px;
    margin: 0;
    font-size: 21px;
    line-height: 36px;
  }
  .support-dishes-section {
    height: 1080px;
    padding: 150px 0;
  }
  .dish-grid {
    grid-template-columns: repeat(3, 360px);
    gap: 60px;
  }
  .dish {
    width: 320px;
    height: 320px;
    padding: 0;
    border-radius: 0;
    background: transparent;
  }
  .dish img {
    border-radius: 0;
  }

  /* News */
  .news-list-section {
    padding: 150px 0 134px;
  }
  .news-list-section .masonry {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 70px 24px;
    columns: auto;
  }
  .news-list-section .news-card {
    height: 490px;
    margin: 0;
  }
  .news-list-section .news-card img {
    width: 100%;
    height: 288px;
    object-fit: cover;
  }
  .news-list-section .news-card div {
    padding: 24px;
  }
  .news-list-section .news-card h3 {
    height: 56px;
    font-size: 21px;
    line-height: 28px;
  }
  .news-list-section .news-card time,
  .news-list-section .more {
    font-size: 14px;
  }
  .news-list-section .mt {
    margin-top: 115px;
  }

  .article-head {
    padding: 165px 0 80px;
  }
  .article-head h1 {
    margin: 0 0 45px;
    font-size: 36px;
    line-height: 54px;
  }
  .article-head time {
    font-size: 21px;
  }
  .article-body {
    font-size: 14px;
    line-height: 24px;
  }
  .article-body p {
    margin: 0;
  }
  .article-body img {
    width: 1200px;
    height: 675px;
    margin: 60px auto 0;
    object-fit: cover;
  }
  .article-body .mt {
    margin-top: 80px;
  }

  /* Contact */
  .contact-main-section {
    height: 840px;
    padding: 150px 0;
  }
  .contact-grid {
    grid-template-columns: 520px 600px;
    gap: 80px;
  }
  .contact-info h2,
  .contact-form h3 {
    margin: 40px 0 45px;
    font-size: 24px;
    font-weight: 400;
  }
  .contact-item {
    gap: 17px;
    margin: 30px 0;
    font-size: 16px;
    line-height: 24px;
  }
  .contact-icon {
    width: 48px;
    height: 49px;
  }
  .contact-form {
    width: 600px;
    height: 540px;
    padding: 8px 48px 48px;
  }
  .form-grid {
    gap: 18px 48px;
  }
  .form-grid textarea {
    min-height: 160px;
  }
  .contact-form .btn {
    width: 160px;
    min-width: 160px;
    height: 60px;
  }
  .map-shell {
    height: 640px;
  }
}

/* English copy needs more flexible boxes than the shorter Chinese labels. */
html[lang="ru"] .chip {
  padding: 0 10px;
  font-size: 15px;
  line-height: 1.15;
}
html[lang="ru"] .scene-tab small {
  display: none;
}
html[lang="ru"] .partner span {
  padding: 9px;
  font-size: 13px;
  line-height: 1.25;
}
html[lang="ru"] .honor-card p {
  line-height: 1.35;
}

@media (min-width: 901px) {
  html[lang="ru"] .nav {
    gap: 28px;
  }
  html[lang="ru"] .nav a {
    font-size: 16px;
  }
  html[lang="ru"] .nav .demo-link {
    width: 136px;
    min-width: 136px;
    padding: 0 14px;
    font-size: 16px;
  }
  html[lang="ru"] .hero h1 {
    font-size: clamp(58px, 4vw, 72px);
    line-height: 1.2;
  }
  html[lang="ru"] .intro {
    min-height: 1100px;
    aspect-ratio: auto;
    padding: 140px 0 120px;
    background-size: cover;
  }
  html[lang="ru"] .intro > .container {
    height: auto;
  }
  html[lang="ru"] .intro-title {
    position: static;
    margin-bottom: 80px;
  }
  html[lang="ru"] .intro-copy {
    position: static;
    width: 520px;
    line-height: 22px;
  }
  html[lang="ru"] .intro-copy p {
    margin-bottom: 12px;
  }
  html[lang="ru"] .adv-card h3 {
    font-size: 18px;
  }
  html[lang="ru"] .cap {
    min-height: 220px;
    padding-inline: 12px;
  }
  html[lang="ru"] .cap span {
    font-size: 17px;
    line-height: 1.35;
  }
  html[lang="ru"] .metric p {
    font-size: 17px;
    line-height: 1.35;
  }
  html[lang="ru"] .chip {
    width: clamp(118px, 8.33vw, 160px);
    font-size: clamp(12px, 1.1vw, 15px);
  }
  html[lang="ru"] .scene-tabs {
    gap: 14px;
  }
  html[lang="ru"] .scene-tab {
    padding: 10px 30px;
    font-size: 20px;
    line-height: 1.2;
  }
  html[lang="ru"] .benefit {
    padding-inline: 10px;
  }
  html[lang="ru"] .benefit b {
    font-size: 18px;
    line-height: 1.25;
  }
  html[lang="ru"] .benefit span {
    font-size: 14px;
    line-height: 1.35;
  }
  html[lang="ru"] .product-card .more {
    width: auto;
    min-width: 124px;
    padding: 0 18px;
  }
  html[lang="ru"] .news-list-section .news-card h3 {
    height: 2.8em;
    font-size: 19px;
    line-height: 1.4;
  }
  html[lang="ru"] .chef-copy h2 {
    font-size: 48px;
  }
  html[lang="ru"] .chef-copy p {
    max-width: 540px;
    font-size: 18px;
    line-height: 32px;
  }
  html[lang="ru"] .contact-info h2 {
    font-size: 21px;
    line-height: 1.35;
  }
  html[lang="ru"] .footer,
  html[lang="ru"] body[data-page="support"] .footer,
  html[lang="ru"] body[data-page="contact"] .footer {
    height: auto;
    min-height: 470px;
  }
  html[lang="ru"] .footer-main {
    grid-template-columns: 390px 220px 160px 1fr;
    gap: 30px;
  }
}

@media (max-width: 900px) {
  html[lang="ru"] .intro-copy {
    line-height: 1.55;
  }
  html[lang="ru"] .cap span {
    font-size: 14px;
    line-height: 1.3;
  }
  html[lang="ru"] .chip {
    width: 130px;
    padding: 0 6px;
    font-size: 12px;
  }
  html[lang="ru"] .scene-tab {
    min-height: 54px;
    font-size: 14px;
    line-height: 1.25;
  }
  html[lang="ru"] .benefit {
    padding-inline: 8px;
  }
  html[lang="ru"] .benefit b {
    font-size: 18px;
    line-height: 1.25;
  }
  html[lang="ru"] .benefit span {
    font-size: 13px;
    line-height: 1.35;
  }
}

@media (max-width: 560px) {
  html[lang="ru"] .hero h1 {
    font-size: 27px;
    line-height: 1.25;
  }
  html[lang="ru"] .hero-actions {
    gap: 10px;
  }
  html[lang="ru"] .hero-actions .btn,
  html[lang="ru"] .cta .btn {
    min-width: 0;
    padding-inline: 14px;
    font-size: 14px;
  }
  html[lang="ru"] .title h2 {
    font-size: 31px;
    line-height: 1.15;
  }
  html[lang="ru"] .page-hero h1 {
    font-size: 28px;
  }
  html[lang="ru"] .contact-form .btn {
    width: auto;
    min-width: 145px;
  }
}

/* Shared tablet and mobile refinements. */
@media (max-width: 900px) {
  .nav {
    max-height: calc(100vh - 64px);
    overflow: visible;
  }
  .hero h1,
  .page-hero h1,
  .article-head h1,
  .contact-info,
  .history-copy {
    overflow-wrap: anywhere;
  }
  .intro-copy {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
  }
  .about-block > img,
  .history-media {
    width: 100%;
    border-radius: 15px;
  }
  .history-copy ul {
    padding-left: 22px;
    text-align: left;
  }
  .chef {
    position: relative;
    min-height: 620px;
    background-image:
      linear-gradient(90deg, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.1)),
      url("https://www.ysznsz.com/statics/yushan/assets/images/10.jpg");
    background-position: center, 60% center;
    background-size: cover, cover;
  }
  .chef-copy {
    position: relative;
    z-index: 1;
    width: min(100%, 540px);
  }
  .chef-copy h2 {
    font-size: 34px;
    line-height: 1.25;
  }
  .chef-copy p {
    line-height: 1.8;
  }
  .contact-grid {
    gap: 45px;
  }
  .contact-item {
    align-items: flex-start;
  }
  .contact-icon {
    flex: 0 0 auto;
  }
  .contact-form {
    width: 100%;
  }
  .article-body,
  .article-body p {
    overflow-wrap: anywhere;
  }
  .footer {
    padding-top: 55px;
  }
  .copyright {
    gap: 12px;
    line-height: 1.6;
  }
}

@media (max-width: 560px) {
  .container {
    width: calc(100% - 32px);
  }
  .header .logo {
    width: 136px;
    height: auto;
  }
  .nav {
    gap: 8px;
    padding: 8px 20px 18px;
  }
  .nav a {
    padding: 10px 0;
  }
  .hero {
    height: clamp(360px, 115vw, 520px);
  }
  .hero-content {
    padding-top: clamp(125px, 35vw, 175px);
  }
  .hero video {
    object-position: center center;
  }
  .hero-actions {
    flex-wrap: wrap;
  }
  .section {
    padding: 60px 0;
  }
  .title small {
    font-size: 13px;
    line-height: 1.4;
  }
  .title h2 {
    font-size: 29px;
    line-height: 1.2;
  }
  .intro {
    padding: 40px 0;
    background-size: cover;
  }
  .intro-copy {
    padding: 20px;
  }
  .intro-copy h3 {
    margin-bottom: 15px;
    font-size: 21px;
  }
  .adv-card {
    display: block;
  }
  .adv-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 1.57;
  }
  .adv-card div {
    padding: 20px;
  }
  .cap {
    min-height: 165px;
    padding: 18px 8px;
  }
  .cap span {
    line-height: 1.35;
  }
  .data-mascot {
    max-width: 82%;
  }
  .metric-actions {
    flex-wrap: wrap;
  }
  .scene-image .caption {
    padding: 60px 58px 20px 20px;
  }
  .scene-arrow {
    width: 34px;
    height: 34px;
    font-size: 17px;
  }
  .scene-arrow.prev {
    left: 14px;
  }
  .scene-arrow.next {
    right: 14px;
  }
  .scene-counter {
    right: 16px;
    bottom: 16px;
  }
  .scene-image h3 {
    font-size: 21px;
  }
  .scene-image p {
    font-size: 13px;
    line-height: 1.55;
  }
  .scene-tabs {
    gap: 10px;
  }
  .scene-tab {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  .benefits {
    gap: 10px;
    margin-top: 26px;
  }
  .benefit {
    padding: 12px 6px;
  }
  .benefit img {
    width: 42px;
    height: 42px;
    margin: 0 auto 8px;
  }
  .benefit b {
    font-size: 16px;
    line-height: 1.25;
  }
  .benefit span {
    font-size: 11px;
    line-height: 1.35;
  }
  .honor-card {
    flex-basis: min(210px, 72vw);
  }
  .partner-wrap {
    padding-inline: 10px;
  }
  .page-hero p {
    font-size: 13px;
    line-height: 1.5;
  }
  .about-block p,
  .article-body {
    line-height: 1.75;
  }
  .years {
    gap: 8px;
  }
  .years button {
    padding: 5px 7px;
  }
  .history-copy {
    text-align: left;
  }
  .detail-hero {
    padding: 48px 0;
  }
  .detail-hero h1 {
    font-size: 32px;
    line-height: 1.2;
  }
  .product-card h3 {
    font-size: 18px;
    line-height: 1.35;
  }
  .chef {
    min-height: 570px;
    align-items: flex-end;
    padding: 55px 0;
    background-image:
      linear-gradient(0deg, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.08)),
      url("https://www.ysznsz.com/statics/yushan/assets/images/10.jpg");
    background-position: center, 58% center;
  }
  .chef-copy h2 {
    font-size: 30px;
  }
  .chef-copy h3 {
    font-size: 20px;
  }
  .dish-grid {
    gap: 20px;
  }
  .contact-item {
    gap: 13px;
    font-size: 13px;
    line-height: 1.65;
  }
  .contact-icon {
    width: 42px;
    height: 42px;
  }
  .contact-form h3 {
    font-size: 21px;
  }
  .contact-form .btn {
    min-height: 44px;
  }
  .map-shell {
    /* Keep the map useful without letting it dominate the mobile viewport. */
    height: clamp(280px, 75vw, 340px);
  }
  .map-zoom {
    top: 12px;
    right: 12px;
  }
  .map-zoom button {
    width: 35px;
    height: 35px;
    line-height: 35px;
  }
  .map-status-card {
    padding: 18px 20px;
    font-size: 13px;
  }
  .article-head h1 {
    line-height: 1.4;
  }
  .news-card h3 {
    height: 3.1em;
  }
  .qr-list {
    flex-wrap: wrap;
  }
  .copyright span {
    display: block;
    margin-top: 8px;
  }
  .toast {
    width: calc(100% - 32px);
    max-width: 420px;
    text-align: center;
  }
}

/* Keep header navigation static while preserving immediate hover states. */
.header .btn {
  transition: none;
}
.header .btn:hover {
  transform: none;
  box-shadow: none;
}
.header .btn::before {
  display: none;
}

/* News waterfall with a consistent 4:3 image frame. */
.news-list-section .masonry {
  display: block;
  columns: 3;
  column-gap: 24px;
}
.news-list-section .news-card {
  display: inline-block;
  width: 100%;
  height: auto;
  margin: 0 0 24px;
  vertical-align: top;
  break-inside: avoid;
}
.news-list-section .news-card h3 {
  display: block;
  height: auto;
  -webkit-line-clamp: unset;
  line-clamp: unset;
}
.news-list-section .news-card > img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.news-list-section .news-card > img.news-card-placeholder {
  padding: clamp(52px, 7vw, 92px) clamp(40px, 6vw, 72px);
  background: linear-gradient(135deg, #fff 0%, #f5f5f5 100%);
  object-fit: contain;
}
.js-enabled .news-list-section .news-card.is-pending {
  display: none;
}
.news-feed-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 70px;
  color: #999;
  font-size: 14px;
  text-align: center;
}
.news-feed-status[hidden] {
  display: none;
}
.news-feed-status i {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(230, 55, 35, 0.18);
  border-top-color: var(--red);
  border-radius: 50%;
  animation: news-feed-spin 0.8s linear infinite;
}
.news-feed-end {
  min-height: 54px;
}
.news-feed-empty {
  min-height: 180px;
  font-size: 16px;
}
@keyframes news-feed-spin {
  to {
    transform: rotate(360deg);
  }
}
@media (max-width: 900px) {
  .news-list-section .masonry {
    columns: 2;
  }
}
@media (max-width: 560px) {
  .news-list-section .masonry {
    columns: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }
  .js-enabled .reveal,
  .js-enabled .reveal.visible {
    opacity: 1;
    translate: none;
  }
  .data-mascot {
    transform: none;
  }
}

/* Russian typography and accessible interactions; layout follows the original. */
[data-cms-lang="ru"]{display:contents!important}
body{font-family:Arial,"Helvetica Neue",sans-serif;font-size:16px}
.yscr-name{color:var(--red)}
.hero{background-color:#171b1c}
.page-hero,.detail-hero,.cta{background-color:#333}
.nav a{font-size:16px}.nav{gap:26px}.lang-current{font-size:14px}
.hero h1{font-size:clamp(36px,4.2vw,65px);line-height:1.18;letter-spacing:0}
.hero h1,.title h2,.page-hero h1,.detail-hero h1{overflow-wrap:break-word}
.intro-copy p,.adv-card p,.article-body p{font-size:16px}
.footer-main p,.footer-main a,.footer-main span{font-size:14px}
.scene-tab small{font-size:12px;white-space:normal}
.cap span{font-size:15px;line-height:1.35;overflow-wrap:break-word}
.form-note{font-size:14px;line-height:1.5;color:#666;margin-top:18px}
.map-address{display:grid;place-items:center;text-align:center;padding:32px;height:400px;background:#f1f3f5}
.map-address h2{font-size:28px}.map-address p{font-size:17px;line-height:1.7}
img.is-unavailable{opacity:0}.media-unavailable{position:relative;background:#f2f2f2}
.media-unavailable:after{content:attr(data-unavailable);position:absolute;inset:0;display:grid;place-items:center;color:#888;font-size:14px;text-align:center;padding:20px;pointer-events:none}
:focus-visible{outline:3px solid #e63723;outline-offset:5px}
@media(min-width:901px){.hero h1{font-size:clamp(42px,4.2vw,65px)}.intro{min-height:760px}.intro-copy{max-width:530px}.scene-tab{min-height:78px}.adv-card h3{font-size:24px}.nav{gap:24px}}
@media(max-width:900px){.mobile-lang-toggle{display:inline-block}.nav a{font-size:18px}.intro-copy{width:100%}.hero h1{font-size:clamp(30px,6.2vw,45px)}.hero-content{padding-top:200px}.title h2{font-size:36px}.scene-tab small{font-size:12px}.cap span{font-size:14px}}
@media(max-width:480px){.container{width:calc(100% - 36px)}.hero h1{font-size:32px}.title h2{font-size:30px}.hero-actions{flex-wrap:wrap}.scene-tab{min-width:0}.hero-content{padding-top:185px}.footer-main{overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{opacity:1!important;transform:none!important}}

/* Homepage company section: supplied copy with the original FoodTechLabs logo. */
html[lang="ru"] .intro.foodtechlabs-home {
  min-height: 0;
  aspect-ratio: auto;
  padding: clamp(28px, 4svh, 48px) 0;
  background: #fff;
  scroll-margin-top: 0;
}
html[lang="ru"] .foodtechlabs-home > .container {
  height: auto;
}
html[lang="ru"] .foodtechlabs-home .intro-title {
  position: static;
  margin: 0 0 clamp(20px, 3svh, 32px);
  text-align: left;
}
html[lang="ru"] .foodtechlabs-home .intro-title h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  line-height: 1.2;
}
.home-company-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 4vw, 64px);
  align-items: center;
}
html[lang="ru"] .foodtechlabs-home .intro-copy {
  position: static;
  min-width: 0;
  width: auto;
  max-width: none;
  margin: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  line-height: 1.7;
}
html[lang="ru"] .foodtechlabs-home .intro-copy h3 {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 2.2vw, 1.875rem);
  line-height: 1.3;
}
html[lang="ru"] .foodtechlabs-home .intro-copy p {
  margin: 0 0 16px;
  font-size: 1.0625rem;
  line-height: 1.6;
}
html[lang="ru"] .foodtechlabs-home .intro-copy p:last-child { margin-bottom: 0; }
.home-company-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(28px, 4svh, 44px);
  min-width: 0;
  width: 100%;
}
.home-company-logo {
  width: 100%;
  max-width: none;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  justify-self: center;
  background: #fff;
  border-radius: 0;
}
.home-company-logo img { display: block; width: 100%; height: auto; }
@media (min-width: 901px) and (max-height: 800px) {
  html[lang="ru"] .foodtechlabs-home .intro-copy p { font-size: 1rem; line-height: 1.55; margin-bottom: 14px; }
  html[lang="ru"] .foodtechlabs-home .intro-copy p:last-child { margin-bottom: 0; }
  html[lang="ru"] .foodtechlabs-home .intro-copy h3 { margin-bottom: 14px; }
}
@media (max-width: 900px) {
  html[lang="ru"] .intro.foodtechlabs-home { padding: 60px 0; }
  .home-company-layout { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  html[lang="ru"] .foodtechlabs-home .intro-title { margin-bottom: 28px; }
  .home-company-brand { max-width: 680px; justify-self: center; gap: 28px; }
  .home-company-brand .btn { align-self: center; }
}
@media (max-width: 480px) {
  html[lang="ru"] .intro.foodtechlabs-home { padding: 44px 0; }
  html[lang="ru"] .foodtechlabs-home .intro-copy p { font-size: 1rem; }
}

/* Homepage product presentation: supplied image and the owner's complete copy. */
.our-product {
  padding: clamp(28px, 4svh, 48px) 0;
  background: #f6f6f6;
  scroll-margin-top: 0;
}
.our-product-heading {
  margin-bottom: clamp(20px, 3svh, 32px);
}
.our-product-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  line-height: 1.2;
  overflow-wrap: break-word;
}
.our-product-layout {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  align-items: center;
  gap: clamp(32px, 4vw, 64px);
}
.our-product-visual {
  display: grid;
  place-items: center;
  min-width: 0;
  width: 100%;
  margin: 0;
  aspect-ratio: 1 / 1.1;
  overflow: hidden;
  border-radius: 20px;
}
.our-product-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 65%;
}
.our-product-copy {
  min-width: 0;
  color: #555;
}
.our-product-copy p {
  margin: 0 0 16px;
  font-size: 1.0625rem;
  line-height: 1.6;
}
.our-product-copy .our-product-lead {
  color: #222;
  font-size: 1.125rem;
  line-height: 1.6;
}
.our-product-detail {
  padding-top: 14px;
  margin-top: 16px;
  border-top: 1px solid #dcdcdc;
}
.our-product-detail h3 {
  margin: 0 0 8px;
  padding-left: 14px;
  border-left: 3px solid var(--red);
  color: #222;
  font-size: 1.125rem;
  line-height: 1.35;
}
.our-product-detail p:last-child { margin-bottom: 0; }
.our-product-cta { margin-top: 22px; }
@media (min-width: 901px) and (max-height: 800px) {
  .our-product-copy p,
  .our-product-copy .our-product-lead { font-size: 1rem; line-height: 1.55; }
  .our-product-detail { margin-top: 14px; padding-top: 12px; }
  .our-product-cta { margin-top: 18px; }
}
@media (max-width: 900px) {
  .our-product { padding: 60px 0; }
  .our-product-heading { margin-bottom: 32px; }
  .our-product-layout { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .our-product-visual { max-width: 500px; justify-self: center; }
  .our-product-visual img { width: 100%; }
}
@media (max-width: 480px) {
  .our-product { padding: 44px 0; }
  .our-product-heading { margin-bottom: 26px; }
  .our-product-visual img { border-radius: 16px; }
  .our-product-copy p { font-size: 1rem; }
  .our-product-copy .our-product-lead { font-size: 1.125rem; }
  .our-product-detail { margin-top: 20px; }
}

/* Five text-only application segments supplied by the owner. */
html[lang="ru"] .applications-home {
  padding: clamp(28px, 4svh, 48px) 0;
  background: #fff;
  scroll-margin-top: 0;
}
.applications-home .application-segments {
  display: grid;
  grid-template-columns: minmax(0, .68fr) minmax(0, 1.32fr);
  gap: clamp(28px, 3.5vw, 48px);
  align-items: stretch;
}
.applications-home .application-nav {
  display: grid;
  grid-template-rows: repeat(5, minmax(72px, 1fr));
  gap: 10px;
  min-width: 0;
}
.applications-home .application-tab {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: 1px solid #e6e6e6;
  border-left: 3px solid #e6e6e6;
  border-radius: 12px;
  background: #fafafa;
  color: #333;
  font-size: 1.0625rem;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
  transition: background-color .2s, border-color .2s, color .2s;
}
.applications-home .application-tab-number {
  flex: 0 0 auto;
  color: #888;
  font-size: .875rem;
  font-variant-numeric: tabular-nums;
}
.applications-home .application-tab:hover,
.applications-home .application-tab[aria-selected="true"] {
  border-left-color: var(--red);
  background: #fff3f0;
  color: var(--red);
}
.applications-home .application-tab[aria-selected="true"] .application-tab-number { color: var(--red); }
.applications-home .application-panels { display: grid; min-width: 0; }
.applications-home .application-panel {
  min-width: 0;
  min-height: 420px;
  padding: clamp(24px, 2.5vw, 36px);
  border: 1px solid #ededed;
  border-radius: 20px;
  background: #f6f6f6;
}
.applications-home .application-panel[hidden] { display: none; }
.applications-home .application-panel h3 {
  margin: 0 0 28px;
  padding-left: 16px;
  border-left: 3px solid var(--red);
  color: #222;
  font-size: clamp(1.375rem, 2vw, 1.625rem);
  line-height: 1.3;
}
.applications-home .application-detail-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 28px;
}
.applications-home .application-detail-columns h4 {
  margin: 0 0 14px;
  color: #222;
  font-size: 1rem;
  line-height: 1.4;
}
.applications-home .application-detail-columns ul {
  margin: 0;
  padding-left: 19px;
  color: #555;
  font-size: 1rem;
  line-height: 1.55;
}
.applications-home .application-detail-columns li { padding-left: 3px; }
.applications-home .application-detail-columns li + li { margin-top: 9px; }
.applications-home .application-detail-columns li::marker { color: var(--red); }
@media (max-width: 1050px) and (min-width: 901px) {
  .applications-home .application-segments { grid-template-columns: minmax(0, .6fr) minmax(0, 1.4fr); gap: 24px; }
  .applications-home .application-tab { padding: 14px 12px; gap: 10px; font-size: 1rem; }
  .applications-home .application-detail-columns { gap: 20px; }
}
@media (max-width: 900px) {
  html[lang="ru"] .applications-home { padding: 60px 0; }
  .applications-home .application-segments { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .applications-home .application-nav { grid-template-columns: repeat(2,minmax(0,1fr)); grid-template-rows: none; }
  .applications-home .application-tab:last-child { grid-column: 1 / -1; }
  .applications-home .application-panel { min-height: 0; }
}
@media (max-width: 600px) {
  .applications-home .application-nav { grid-template-columns: minmax(0,1fr); }
  .applications-home .application-tab { padding: 14px 16px; font-size: 1rem; }
  .applications-home .application-detail-columns { grid-template-columns: minmax(0,1fr); gap: 28px; }
  .applications-home .application-panel { padding: 24px 20px; }
  .applications-home .application-panel h3 { font-size: 1.375rem; }
}
@media (max-width: 480px) {
  html[lang="ru"] .applications-home { padding: 44px 0; }
}

/* One full news story with the owner's video and publication date. */
html[lang="ru"] .home-news-section {
  padding: clamp(28px, 4svh, 48px) 0;
  background: #f6f6f6;
}
.company-news-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: center;
  gap: clamp(32px, 4vw, 64px);
}
.company-news-copy { min-width: 0; }
.company-news-copy time {
  display: block;
  margin-bottom: 18px;
  color: #777;
  font-size: .9375rem;
  line-height: 1.4;
}
.company-news-copy h3 {
  margin: 0 0 22px;
  color: #222;
  font-size: clamp(1.25rem, 1.8vw, 1.625rem);
  line-height: 1.4;
}
.company-news-copy p {
  margin: 0 0 14px;
  color: #555;
  font-size: 1.0625rem;
  line-height: 1.6;
}
.company-news-copy p:last-child { margin-bottom: 0; }
.company-news-media {
  width: 100%;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 20px;
  background: #191919;
  box-shadow: 0 14px 40px rgba(0, 0, 0, .08);
}
.company-news-media video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: contain;
}
@media (min-width: 901px) and (max-height: 800px) {
  .company-news-copy p { font-size: 1rem; line-height: 1.55; }
  .company-news-copy h3 { font-size: 1.375rem; margin-bottom: 18px; }
}
@media (max-width: 900px) {
  html[lang="ru"] .home-news-section { padding: 60px 0; }
  .company-news-feature { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .company-news-media { max-width: 720px; justify-self: center; }
}
@media (max-width: 480px) {
  html[lang="ru"] .home-news-section { padding: 44px 0; }
  .company-news-copy p { font-size: 1rem; }
  .company-news-media { border-radius: 16px; }
}

/* One centered composition for the main homepage sections. */
.home-demo-actions {
  display: flex;
  justify-content: center;
}
.cta .home-demo-actions .btn { margin: 0; }
html[lang="ru"] .foodtechlabs-home > .container,
html[lang="ru"] .our-product > .container,
html[lang="ru"] .applications-home > .container,
html[lang="ru"] .home-news-section > .container {
  width: min(1240px, calc(100% - clamp(40px, 8vw, 160px)));
  margin-inline: auto;
}
html[lang="ru"] .foodtechlabs-home .intro-title,
html[lang="ru"] .our-product-heading,
html[lang="ru"] .applications-heading,
html[lang="ru"] .company-news-heading {
  text-align: center;
  margin: 0 0 clamp(28px, 4svh, 44px);
}
html[lang="ru"] .foodtechlabs-home .intro-title h2,
html[lang="ru"] .our-product-heading h2,
html[lang="ru"] .applications-heading h2,
html[lang="ru"] .company-news-heading h2 {
  margin: 0;
  color: #222;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  line-height: 1.2;
}
@media (min-width: 901px) {
  html[lang="ru"] .intro.foodtechlabs-home,
  html[lang="ru"] .our-product,
  html[lang="ru"] .applications-home,
  html[lang="ru"] .home-news-section {
    display: grid;
    align-content: center;
    min-height: calc(100vh - var(--header-height));
    min-height: calc(100svh - var(--header-height));
  }
}
@media (max-width: 480px) {
  html[lang="ru"] .foodtechlabs-home > .container,
  html[lang="ru"] .our-product > .container,
  html[lang="ru"] .applications-home > .container,
  html[lang="ru"] .home-news-section > .container {
    width: calc(100% - 36px);
  }
}

/* A fixed navigation bar with readable colors on every section and page. */
:root { --header-height: 90px; }
html { scroll-padding-top: var(--header-height); }
body:not([data-page="home"]) { padding-top: var(--header-height); }
html[lang="ru"] .header,
html[lang="ru"] .header.on-hero {
  position: fixed;
  inset: 0 0 auto;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
}
html[lang="ru"] .header:not(.on-hero),
html[lang="ru"] .header.on-hero.is-scrolled {
  background: #fff;
  color: #222;
  box-shadow: 0 2px 18px rgba(0, 0, 0, .09);
}
html[lang="ru"] .header.on-hero.is-scrolled .logo {
  content: url("/statics/yushan/assets/logo/logo_1.svg");
}
@media (max-width: 900px) {
  :root { --header-height: 64px; }
  .header .nav {
    top: var(--header-height);
    max-height: calc(100svh - var(--header-height));
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

/* Fictional contact details for the owner's current site draft. */
html[lang="ru"] body .footer.footer-contacts {
  height: auto;
  min-height: 0;
  padding: clamp(40px, 5vw, 64px) 0;
  background: #101010;
}
.footer-contacts > .container {
  width: min(1240px, calc(100% - clamp(40px, 8vw, 160px)));
  margin-inline: auto;
}
.footer-contact-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin: 0;
  text-align: center;
}
.footer-contact-list dt {
  margin: 0 0 12px;
  color: #999;
  font-size: .875rem;
  font-weight: 400;
  line-height: 1.4;
}
.footer-contact-list dd {
  margin: 0;
  color: #f5f5f5;
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
@media (max-width: 900px) {
  .footer-contact-list { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .footer-contact-list dt { margin-bottom: 8px; }
}
@media (max-width: 480px) {
  .footer-contacts > .container { width: calc(100% - 36px); }
}

/* Original manufacturer hero photograph and owner-supplied technical data. */
html[lang="ru"] .detail-hero.product-hero {
  height: 1080px;
  min-height: 0;
  padding: 0;
  background: #e4e9ef url("/statics/yushan/assets/images/9.jpg") center / cover no-repeat;
  color: #fff;
}
.product-specs > .container {
  width: min(1240px, calc(100% - clamp(40px, 8vw, 160px)));
  margin-inline: auto;
}
html[lang="ru"] .product-hero > .container {
  position: relative;
}
html[lang="ru"] .product-hero .detail-hero-copy {
  position: absolute;
  top: 42%;
  transform: translateY(-50%);
  width: 44%;
  max-width: 560px;
  padding: 0;
}
html[lang="ru"] .product-hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(3rem, 4.4vw, 4.5rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.02em;
  text-shadow: 0 2px 14px rgba(34, 43, 54, .4);
}
html[lang="ru"] .product-hero h1 > span { display: block; }
.product-specs {
  padding: clamp(48px, 6vw, 80px) 0;
  background: #fff;
}
.product-specs-heading {
  margin: 0 0 clamp(28px, 4vw, 44px);
  text-align: center;
}
.product-specs-heading h2 {
  margin: 0;
  color: #222;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  line-height: 1.2;
  overflow-wrap: break-word;
}
.product-specs-table-wrap {
  overflow: hidden;
  border: 1px solid #f3ddd8;
  border-radius: 20px;
}
.product-specs-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  color: #222;
  font-size: 1rem;
  line-height: 1.5;
  text-align: left;
}
.product-specs-label { width: 32.5%; }
.product-specs-table th,
.product-specs-table td {
  padding: 16px 24px;
  vertical-align: top;
  overflow-wrap: break-word;
}
.product-specs-table th + td,
.product-specs-table th + th { border-left: 1px solid #fff; }
.product-specs-table thead th {
  padding-block: 19px;
  background: var(--red);
  color: #fff;
  font-size: 1.25rem;
  font-weight: 600;
}
.product-specs-table tbody th { font-weight: 600; }
.product-specs-table tbody tr { background: #fff5f3; }
.product-specs-table tbody tr:nth-child(even) { background: #feeae5; }
.product-specs-table tbody tr + tr { border-top: 1px solid #fff; }
.product-specs-table p { margin: 0; font-size: inherit; line-height: inherit; }
.product-specs-table p + p { margin-top: 3px; }
body[data-page="products"] .product-specs-table td,
body[data-page="products"] .product-specs-table td * {
  color: #000;
}
@media (max-width: 900px) {
  html[lang="ru"] .detail-hero.product-hero {
    height: min(780px, calc(100svh - var(--header-height)));
    min-height: 520px;
    background-position: 70% center;
  }
  html[lang="ru"] .product-hero > .container {
    align-items: flex-start;
    justify-content: flex-end;
    padding-bottom: 40px;
  }
  html[lang="ru"] .product-hero .detail-hero-copy {
    position: static;
    transform: none;
    width: 100%;
    max-width: none;
    padding-top: 0;
    text-align: left;
  }
  html[lang="ru"] .product-hero h1 {
    margin: 0;
    font-size: clamp(2rem, 5vw, 2.75rem);
    line-height: 1.12;
  }
}
@media (max-width: 600px) {
  .product-specs { padding: 44px 0; }
  .product-specs-heading h2 { font-size: clamp(1.7rem, 6vw, 2rem); }
  .product-specs-table-wrap { border-radius: 16px; }
  .product-specs-label { width: 40%; }
  .product-specs-table { font-size: .875rem; line-height: 1.45; }
  .product-specs-table th,
  .product-specs-table td { padding: 13px 12px; }
  .product-specs-table thead th { font-size: .9375rem; padding-block: 16px; }
}
@media (max-width: 480px) {
  .product-specs > .container { width: calc(100% - 36px); }
}

/* The demonstration page shares the homepage's width, typography and red accents. */
.demo-page { background: #fff; color: #222; }
.demo-page-section { padding: clamp(40px, 5vw, 64px) 0 clamp(48px, 6vw, 80px); }
.demo-page-section > .container {
  width: min(1240px, calc(100% - clamp(40px, 8vw, 160px)));
  margin-inline: auto;
}
.demo-page-heading { margin: 0 auto clamp(32px, 4vw, 44px); text-align: center; }
.demo-page-heading h1 {
  margin: 0;
  color: #222;
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
}
.demo-page-heading p {
  max-width: 680px;
  margin: 18px auto 0;
  color: #555;
  font-size: 1.0625rem;
  line-height: 1.6;
  text-wrap: pretty;
}
.demo-page-layout {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 3vw, 40px);
  align-items: stretch;
}
.demo-contact-card,
.demo-request-form {
  min-width: 0;
  margin: 0;
  padding: clamp(24px, 3vw, 40px);
  border-radius: 24px;
}
.demo-contact-card { border: 1px solid #e9e9e9; }
.demo-company-logo { width: min(100%, 320px); height: auto; margin-bottom: 28px; }
.demo-company-description { margin: 0 0 32px; color: #555; font-size: 1rem; line-height: 1.65; }
.demo-page-layout h2 { margin: 0; color: #222; font-size: clamp(1.375rem, 2vw, 1.625rem); line-height: 1.3; }
.demo-contact-list { margin: 20px 0 0; }
.demo-contact-list > div { padding: 18px 0; border-top: 1px solid #e9e9e9; }
.demo-contact-list > div:last-child { padding-bottom: 0; }
.demo-contact-list dt { margin-bottom: 6px; color: #666; font-size: .875rem; line-height: 1.4; }
.demo-contact-list dd { margin: 0; color: #222; font-size: 1.0625rem; line-height: 1.5; overflow-wrap: anywhere; }
.demo-request-form { background: #f6f6f6; }
.demo-form-intro { margin: 10px 0 24px; color: #666; font-size: .875rem; line-height: 1.5; }
.demo-form-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 18px; }
.demo-form-field { min-width: 0; }
.demo-form-field-wide { grid-column: 1 / -1; }
.demo-form-field label { display: block; margin-bottom: 8px; color: #333; font-size: .875rem; line-height: 1.45; }
.demo-form-field label span { color: var(--red); }
.demo-form-field input,
.demo-form-field select,
.demo-form-field textarea {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 50px;
  margin: 0;
  padding: 12px 14px;
  border: 1px solid #ddd;
  border-radius: 10px;
  background: #fff;
  color: #222;
  font: inherit;
  font-size: 1rem;
  line-height: 1.45;
  transition: border-color .2s, box-shadow .2s;
}
.demo-form-field textarea { min-height: 112px; resize: vertical; }
.demo-form-field input::placeholder,
.demo-form-field textarea::placeholder { color: #777; opacity: 1; }
.demo-form-field input:focus,
.demo-form-field select:focus,
.demo-form-field textarea:focus { border-color: var(--red); outline: 0; box-shadow: 0 0 0 3px rgba(230, 55, 35, .12); }
.demo-request-form .demo-submit { width: 100%; min-height: 54px; height: auto; margin-top: 24px; padding: 14px 24px; font-size: 1rem; font-weight: 600; white-space: normal; }
.demo-form-note { margin: 14px 0 0; color: #666; font-size: .875rem; line-height: 1.5; }
.demo-form-status { margin: 16px 0 0; padding-top: 16px; border-top: 1px solid #ddd; color: #333; font-size: .875rem; line-height: 1.5; }
@media (max-width: 900px) {
  .demo-page-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .demo-page-section { padding-block: 44px; }
  .demo-company-logo { width: min(100%, 280px); }
}
@media (max-width: 560px) {
  .demo-page-section > .container { width: calc(100% - 36px); }
  .demo-page-heading { margin-bottom: 28px; }
  .demo-page-heading p { font-size: 1rem; }
  .demo-contact-card,
  .demo-request-form { padding: 24px; border-radius: 20px; }
  .demo-form-fields { grid-template-columns: minmax(0, 1fr); gap: 18px; }
}