:root {
  --red: #ef0019;
  --red-dark: #c90015;
  --text: #111111;
  --muted: #666666;
  --line: #e8e8e8;
  --soft: #f7f7f7;
  --footer: #eeeeee;
  --container: 1600px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  max-width: 1920px;
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  letter-spacing: 0;
  background: #ffffff;
  margin-left: auto;
  margin-right: auto;
}

body.nav-open {
  overflow: hidden;
}

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

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

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

.container {
  width: min(var(--container), calc(100% - 80px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 96px;
  background: #ffffff;
  transition: box-shadow 0.25s ease, height 0.25s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
}

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

.brand img {
  width: 63px;
  height: 63px;
}

.brand span {
  color: #11356b;
  font-size: 28px;
  font-weight: 700;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 52px;
  flex: 1 1 auto;
  color: #1e1e1e;
  font-size: 16px;
}

.nav-item {
  position: relative;
}

.nav-link {
  position: relative;
  display: block;
  line-height: 96px;
  transition: color 0.2s ease;
}

.has-dropdown > .nav-link::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 10px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.85;
}

.nav-link:hover,
.nav-item:hover .nav-link,
.nav-item:focus-within .nav-link {
  color: var(--red);
}

.nav-link::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s ease;
}

.has-dropdown > .nav-link::before {
  right: 18px;
}

.nav-link:hover::before,
.nav-item:hover .nav-link::before,
.nav-item:focus-within .nav-link::before {
  transform: scaleX(1);
}

.nav-dropdown {
  position: absolute;
  top: 96px;
  left: 50%;
  width: 240px;
  padding: 22px 0;
  background: #ffffff;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 12px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.nav-dropdown a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 0 28px;
  color: #4c5668;
  font-size: 14px;
  line-height: 1.45;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-dropdown a::after {
  content: ">";
  margin-left: 18px;
  color: currentColor;
  font-size: 18px;
}

.nav-dropdown a:hover {
  color: var(--red);
  background: #fafafa;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 34px;
  flex: 0 0 auto;
}

.header-search button,
.menu-toggle,
.round-arrow {
  border: 0;
  background: transparent;
  cursor: pointer;
}

.header-search {
  width: 220px;
  height: 43px;
  display: grid;
  grid-template-columns: 1fr 44px;
  border: 1px solid #111111;
  border-radius: 999px;
  background: #ffffff;
  overflow: hidden;
}

.header-search input {
  width: 100%;
  min-width: 0;
  padding: 0 0 0 18px;
  border: 0;
  outline: 0;
  background: transparent;
}

.header-search button {
  display: grid;
  place-items: center;
  padding: 0;
}

.header-search img {
  width: 20px;
  height: 20px;
}

.contact-btn,
.red-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  height: 43px;
  padding: 0 34px;
  border-radius: 999px;
  color: #ffffff;
  background: var(--red);
  font-size: 14px;
  font-weight: 700;
  transition: background 0.2s ease, transform 0.2s ease;
}

.contact-btn:hover,
.red-pill:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  margin: 6px 0;
  background: #111111;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-open .menu-toggle span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .menu-toggle span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.hero {
  position: relative;
  height: 550px;
  overflow: hidden;
  color: #ffffff;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.48), rgba(0, 0, 0, 0.16) 48%, rgba(0, 0, 0, 0.04));
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 0.65s ease, transform 1.2s ease;
}

.hero-bg.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-arrow {
  position: absolute;
  top: 50%;
  z-index: 3;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.2);
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.hero-arrow:hover {
  border-color: #ffffff;
  background: rgba(239, 0, 25, 0.86);
}

.hero-prev {
  left: max(24px, calc((100% - var(--container)) / 2 - 76px));
}

.hero-next {
  right: max(24px, calc((100% - var(--container)) / 2 - 76px));
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 34px;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.28);
  cursor: pointer;
  transition: width 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.hero-dots button.is-active {
  width: 28px;
  border-radius: 999px;
  border-color: var(--red);
  background: var(--red);
}

.hero-copy {
  max-width: 600px;
  padding-top: 6px;
}

.hero-copy h1 {
  margin: 0 0 30px;
  font-size: 45px;
  line-height: 1.16;
  font-weight: 800;
}

.hero-copy p {
  width: 560px;
  max-width: 100%;
  margin: 0 0 46px;
  color: rgba(255, 255, 255, 0.96);
  font-size: 18px;
  line-height: 2;
}

.section {
  padding: 100px 0;
}

.reveal-ready main > section {
  opacity: 0;
  transform: translateY(54px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-ready main > section.is-visible {
  opacity: 1;
  transform: translateY(0);
  border-bottom: 1px solid #e6e6e6;
}

.section-title {
  text-align: center;
  margin-bottom: 66px;
}

.section-title h2 {
  margin: 0 0 17px;
  font-size: 32px;
  line-height: 1.25;
  font-weight: 800;
}

.section-title p {
  margin: 0;
  color: #707070;
  font-size: 16px;
  line-height: 1.75;
}

.align-left {
  text-align: left;
  margin-bottom: 42px;
}

.product-section {
  padding-bottom: 86px;
}

.product-stage {
  position: relative;
  height: auto;
  max-width: 1600px;
  min-width: 0;
  margin: 0 auto;
}

.product-center-image {
  display: block;
  width: 100%;
  overflow: hidden;
}

.product-center-image img {
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.car-image {
  position: absolute;
  left: 50%;
  top: 34px;
  z-index: 1;
  width: 982px;
  height: 399px;
  transform: translateX(-50%);
  object-fit: contain;
}

.product-lines {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.product-lines path {
  fill: none;
  stroke: var(--red);
  stroke-width: 2;
  stroke-linecap: square;
  stroke-dasharray: 4 4;
}

.product-lines circle {
  fill: var(--red);
  stroke: rgba(239, 0, 25, 0.28);
  stroke-width: 8;
}

.callout {
  position: absolute;
  z-index: 3;
  width: 250px;
  min-height: 58px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid #222222;
  background: rgba(255, 255, 255, 0.96);
  color: #333333;
  text-align: center;
  font-size: 15px;
  line-height: 1.35;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.callout strong {
  font-weight: 500;
}

.callout span {
  display: block;
  margin-top: 2px;
  color: #444444;
  font-size: 13px;
}

.callout-active {
  border-color: #ffc2c8;
  background: #ffdce0;
  color: var(--red);
}

.callout-active span {
  color: var(--red);
}

.callout.left {
  left: 0;
}

.callout.right {
  right: 0;
}

.callout:hover,
.callout:focus-visible {
  border-color: #ffc2c8;
  background: #ffdce0;
  color: var(--red);
  transform: translateY(-2px);
}

.callout:hover span,
.callout:focus-visible span {
  color: var(--red);
}

.item-1 {
  top: 37px;
}

.item-2 {
  top: 104px;
}

.item-3 {
  top: 187px;
}

.item-4 {
  top: 256px;
}

.item-5 {
  top: 324px;
}

.item-6 {
  top: 18px;
}

.item-7 {
  top: 98px;
}

.item-8 {
  top: 168px;
}

.item-9 {
  top: 247px;
}

.item-10 {
  top: 327px;
}

.application-section,
.news-section {
  background: var(--soft);
}

.application-grid {
  display: flex;
  gap: 20px;
  align-items: stretch;
}

.app-card {
  position: relative;
  flex: 1 1 0;
  min-height: 430px;
  overflow: hidden;
  border-radius: 24px;
  color: #ffffff;
  background: #1f2933;
  isolation: isolate;
  transition: flex 0.38s ease, box-shadow 0.25s ease;
}

.application-grid:hover .app-card {
  flex-grow: 1;
}

.app-card:hover,
.app-card:focus-visible {
  flex-grow: 1.85;
  box-shadow: 0 22px 42px rgba(0, 0, 0, 0.12);
}

.app-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.app-card:hover img {
  transform: scale(1.04);
}

.app-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0.26) 48%, rgba(0, 0, 0, 0.18));
  transition: background 0.25s ease;
}

.app-card:hover .app-shade,
.app-card:focus-visible .app-shade {
  background: linear-gradient(90deg, rgba(73, 0, 13, 0.66), rgba(73, 0, 13, 0.18) 58%, rgba(0, 0, 0, 0));
}

.app-content {
  position: absolute;
  top: 38px;
  left: 34px;
  right: 34px;
  z-index: 2;
}

.app-content strong {
  display: block;
  margin-bottom: 24px;
  font-size: 24px;
  line-height: 1.2;
  font-style: normal;
  font-weight: 800;
}

.app-content em {
  display: block;
  max-width: 485px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 16px;
  line-height: 2;
  font-style: normal;
  color: rgba(255, 255, 255, 0.95);
  transition: max-height 0.32s ease, opacity 0.25s ease;
}

.app-card:hover .app-content em,
.app-card:focus-visible .app-content em {
  max-height: 170px;
  opacity: 1;
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 826px;
  gap: 88px;
  align-items: center;
}

.about-copy > p {
  width: 100%;
  max-width: 760px;
  margin: 0 0 20px;
  color: #333333;
  font-size: 16px;
  line-height: 2;
}

.text-link {
  display: inline-block;
  margin-top: 22px;
  color: #222222;
  font-size: 14px;
}

.text-link:hover {
  color: var(--red);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  max-width: 610px;
  margin-top: 106px;
  border-left: 1px solid #eeeeee;
}

.stat-item {
  min-height: 132px;
  padding: 8px 0 0 56px;
  border-right: 1px solid #eeeeee;
}

.stat-item img {
  width: 36px;
  height: 36px;
  margin-bottom: 26px;
  object-fit: contain;
}

.stat-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 40px;
  line-height: 1;
  font-weight: 800;
}

.stat-item > span {
  color: #333333;
  font-size: 15px;
}

.count-number {
  color: inherit;
  font-size: inherit;
}

.about-image {
  overflow: hidden;
  border-radius: 24px;
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.about-image:hover {
  transform: translateY(-12px);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.14);
}

.about-image img {
  width: 100%;
  height: auto;
  transition: transform 0.35s ease;
}

.about-image:hover img {
  transform: scale(1.025);
}

.news-wrap,
.partner-wrap {
  position: relative;
}

.news-grid {
  display: grid;
  grid-template-columns: 444px 444px 1fr;
  gap: 30px;
}

.news-card {
  overflow: hidden;
  border-radius: 16px;
  background: #ffffff;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 38px rgba(0, 0, 0, 0.08);
}

.news-card:hover .news-body h3,
.news-card:hover .news-body span,
.news-card:focus-visible .news-body h3,
.news-card:focus-visible .news-body span {
  color: var(--red);
}

.news-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.news-body {
  min-height: 238px;
  padding: 42px 34px 34px;
}

.news-body h3 {
  margin: 0 0 24px;
  font-size: 24px;
  line-height: 1.35;
  font-weight: 800;
  transition: color 0.2s ease;
}

.news-body p {
  margin: 0 0 28px;
  color: #5c5c5c;
  font-size: 15px;
  line-height: 1.9;
}

.news-body span {
  color: #333333;
  font-size: 14px;
  transition: color 0.2s ease;
}

.news-list {
  min-height: 488px;
  padding: 32px 48px;
  border-radius: 16px;
  background: #ffffff;
}

.news-list a {
  position: relative;
  display: block;
  padding: 15px 0 15px 22px;
  border-bottom: 1px solid #eeeeee;
  color: #474747;
  font-size: 15px;
  line-height: 1.45;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-list a::before {
  content: "›";
  position: absolute;
  left: 0;
  top: 15px;
  color: #777777;
}

.news-list a:hover {
  color: var(--red);
}

.round-arrow {
  position: absolute;
  top: 50%;
  z-index: 5;
  width: 42px;
  height: 42px;
  border: 1px solid #eeeeee;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #999999;
  background: #ffffff;
  font-size: 24px;
  line-height: 1;
  transform: translateY(-50%);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.round-arrow:hover {
  color: var(--red);
  border-color: var(--red);
}

.round-arrow.prev {
  left: -72px;
}

.round-arrow.next {
  right: -72px;
}

.partner-section {
  padding-bottom: 86px;
}

.partner-grid {
  display: grid;
  grid-template-rows: repeat(3, auto);
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 190px) / 6);
  gap: 22px 38px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 2px 0 18px;
  scroll-behavior: auto;
  scrollbar-width: none;
}

.partner-grid::-webkit-scrollbar {
  display: none;
}

.partner-grid img {
  width: 100%;
  height: auto;
  background: #ffffff;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.partner-spacer {
  display: block;
  width: 100%;
  height: 81px;
  visibility: hidden;
}

.partner-grid img:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.08);
}

.search-section {
  padding: 68px 0 72px;
  text-align: center;
  background: #ffffff;
}

.search-section h2 {
  margin: 0 0 23px;
  font-size: 20px;
  line-height: 1.4;
  font-weight: 500;
}

.search-form {
  width: 560px;
  max-width: 100%;
  height: 42px;
  margin: 0 auto 18px;
  display: grid;
  grid-template-columns: 1fr 48px;
  border: 1px solid #dddddd;
  border-radius: 999px;
  background: #ffffff;
  overflow: hidden;
}

.search-form input {
  width: 100%;
  min-width: 0;
  padding: 0 20px;
  border: 0;
  outline: 0;
}

.search-form button {
  border: 0;
  background: #ffffff;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.search-form button img {
  width: 20px;
  height: 20px;
}

.hot-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  color: #aaaaaa;
  font-size: 13px;
}

.hot-tags a:hover {
  color: var(--red);
}

.site-footer {
  padding: 104px 0 24px;
  background: var(--footer);
}

.footer-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 290px;
}

.footer-brand .brand span {
  font-size: 27px;
}

.footer-brand p {
  margin: 25px 0 70px;
  color: #333333;
  font-size: 17px;
}

.socials {
  display: flex;
  align-items: center;
  gap: 26px;
}

.socials a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.socials img {
  width: 23px;
  height: 21px;
  object-fit: contain;
}

.wechat-qr {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 14px);
  z-index: 5;
  padding: 10px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.16);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.wechat-qr::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -7px;
  width: 14px;
  height: 14px;
  background: #ffffff;
  transform: translateX(-50%) rotate(45deg);
}

.wechat-link:hover .wechat-qr,
.wechat-link:focus-visible .wechat-qr {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.wechat-qr img {
  width: 132px;
  height: 133px;
  max-width: none;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(5, minmax(110px, 1fr));
  gap: 62px;
}

.footer-columns h3 {
  margin: 0 0 28px;
  color: #111111;
  font-size: 17px;
  line-height: 1.35;
}

.footer-columns a {
  display: block;
  margin-bottom: 17px;
  color: #777777;
  font-size: 14px;
  line-height: 1.4;
}

.footer-columns a:hover {
  color: var(--red);
}

.copyright {
  margin: 62px 0 0;
  color: #888888;
  text-align: center;
  font-size: 13px;
}

@media (max-width: 1720px) {
  .round-arrow.prev {
    left: -52px;
  }

  .round-arrow.next {
    right: -52px;
  }

  .footer-layout {
    gap: 120px;
  }
}

@media (max-width: 1380px) {
  .container {
    width: min(1180px, calc(100% - 56px));
  }

  .main-nav {
    gap: 18px;
  }

  .header-search {
    width: 180px;
  }

  .contact-btn {
    min-width: 136px;
    padding: 0 24px;
  }

  .header-actions {
    gap: 20px;
  }

  .product-stage {
    height: auto;
    padding-top: 0;
    display: block;
  }

  .car-image {
    position: relative;
    left: auto;
    top: auto;
    grid-column: 1 / -1;
    width: min(982px, 100%);
    height: auto;
    margin: 0 auto 20px;
    transform: none;
  }

  .product-lines {
    display: none;
  }

  .callout,
  .callout.left,
  .callout.right,
  .item-1,
  .item-2,
  .item-3,
  .item-4,
  .item-5,
  .item-6,
  .item-7,
  .item-8,
  .item-9,
  .item-10 {
    position: static;
    width: auto;
    min-height: 62px;
  }

  .application-grid {
    gap: 16px;
  }

  .about-layout {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }

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

  .news-list {
    grid-column: 1 / -1;
    min-height: 0;
  }

  .round-arrow {
    display: none;
  }

  .partner-wrap .round-arrow {
    display: grid;
  }

  .partner-wrap .round-arrow.prev {
    left: -20px;
  }

  .partner-wrap .round-arrow.next {
    right: -20px;
  }

  .partner-grid {
    grid-auto-columns: calc((100% - 96px) / 5);
    gap: 18px 24px;
  }

  .footer-layout {
    grid-template-columns: 280px 1fr;
    gap: 70px;
  }

  .footer-columns {
    gap: 30px;
  }
}

@media (max-width: 980px) {
  .container {
    width: min(100% - 36px, 720px);
  }

  .site-header {
    height: 76px;
  }

  .header-inner {
    gap: 16px;
  }

  .brand img {
    width: 48px;
    height: 48px;
  }

  .brand span {
    font-size: 22px;
  }

  .menu-toggle {
    display: block;
    order: 4;
  }

  .main-nav {
    position: fixed;
    left: 0;
    right: 0;
    top: 76px;
    height: calc(100vh - 76px);
    padding: 24px 28px 40px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.06);
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }

  .nav-open .main-nav {
    transform: translateX(0);
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    line-height: 56px;
    border-bottom: 1px solid #eeeeee;
    font-size: 17px;
  }

  .nav-link::before {
    display: none;
  }

  .nav-dropdown {
    position: static;
    width: 100%;
    padding: 0 0 12px 18px;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: transparent;
  }

  .nav-dropdown a {
    min-height: 42px;
    padding: 0 12px;
    border-bottom: 0;
    font-size: 15px;
    line-height: 42px;
  }

  .header-actions {
    margin-left: auto;
  }

  .header-search {
    width: 180px;
  }

  .contact-btn {
    display: none;
  }

  .hero {
    height: 500px;
  }

  .hero-bg {
    object-position: 64% center;
  }

  .hero-copy {
    max-width: 520px;
  }

  .hero-copy h1 {
    margin-bottom: 24px;
    font-size: 34px;
  }

  .hero-copy p {
    margin-bottom: 34px;
    font-size: 16px;
    line-height: 1.8;
  }

  .section {
    padding: 72px 0;
  }

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

  .section-title h2 {
    font-size: 30px;
  }

  .section-title p {
    font-size: 15px;
  }

  .product-stage {
    display: block;
  }

  .application-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .app-card {
    min-height: 330px;
    border-radius: 18px;
  }

  .app-card:hover,
  .app-card:focus-visible {
    box-shadow: 0 16px 28px rgba(0, 0, 0, 0.1);
  }

  .app-content {
    top: 28px;
    left: 26px;
    right: 26px;
  }

  .app-content strong {
    font-size: 22px;
  }

  .app-content em {
    max-height: 170px;
    opacity: 1;
    font-size: 15px;
    line-height: 1.75;
  }

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

  .about-image {
    order: -1;
    border-radius: 18px;
  }

  .stats {
    margin-top: 54px;
  }

  .stat-item {
    padding-left: 26px;
  }

  .stat-item strong {
    font-size: 32px;
  }

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

  .news-card img {
    height: auto;
  }

  .news-body {
    min-height: auto;
    padding: 30px 26px;
  }

  .news-list {
    padding: 24px 26px;
  }

  .partner-grid {
    grid-auto-columns: calc((100% - 32px) / 3);
    gap: 16px;
  }

  .partner-wrap .round-arrow.prev {
    left: 6px;
  }

  .partner-wrap .round-arrow.next {
    right: 6px;
  }

  .footer-layout {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .footer-brand p {
    margin-bottom: 34px;
  }

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

@media (max-width: 620px) {
  body {
    font-size: 15px;
  }

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

  .brand {
    gap: 8px;
  }

  .brand img {
    width: 42px;
    height: 42px;
  }

  .brand span {
    font-size: 18px;
  }

  .header-search {
    width: 44px;
    border: 0;
  }

  .header-search input {
    display: none;
  }

  .hero {
    height: 460px;
  }

  .hero-bg {
    object-position: 68% center;
  }

  .hero-inner {
    align-items: flex-end;
    padding-bottom: 58px;
  }

  .hero-copy h1 {
    font-size: 28px;
    line-height: 1.25;
  }

  .hero-copy p {
    font-size: 14px;
  }

  .red-pill {
    min-width: 138px;
    height: 40px;
    padding: 0 26px;
  }

  .section {
    padding: 58px 0;
  }

  .section-title h2 {
    font-size: 26px;
  }

  .product-section {
    padding-bottom: 58px;
  }

  .callout {
    font-size: 14px;
  }

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

  .app-card {
    min-height: 300px;
    border-radius: 14px;
  }

  .stats {
    grid-template-columns: 1fr;
    border-left: 0;
    gap: 18px;
  }

  .stat-item {
    min-height: 0;
    padding: 0 0 20px;
    border-right: 0;
    border-bottom: 1px solid #eeeeee;
  }

  .stat-item img {
    margin-bottom: 18px;
  }

  .news-body h3 {
    font-size: 21px;
  }

  .news-list a {
    white-space: normal;
  }

  .partner-grid {
    grid-auto-columns: calc((100% - 12px) / 2);
    gap: 12px;
  }

  .search-section {
    padding: 54px 0 60px;
  }

  .hot-tags {
    flex-wrap: wrap;
    gap: 12px 20px;
  }

  .site-footer {
    padding-top: 64px;
  }

  .footer-columns {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-columns h3 {
    margin-bottom: 16px;
  }

  .footer-columns a {
    margin-bottom: 12px;
  }
}