:root {
  --blue: #1978d2;
  --blue-strong: #0d78dd;
  --blue-dark: #0758a9;
  --ink: #111827;
  --muted: #667085;
  --soft: #eef5fb;
  --line: #dce8f3;
  --white: #ffffff;
  --warm: #f6f2eb;
  --shadow: 0 18px 45px rgba(16, 54, 96, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    "Helvetica Neue",
    Arial,
    sans-serif;
  background: var(--white);
  overflow-x: hidden;
}

img,
svg {
  display: block;
}

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

button,
input {
  font: inherit;
}

.container {
  width: min(1460px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 88px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 0 rgba(17, 24, 39, 0.06);
  backdrop-filter: blur(16px);
}

.header-inner {
  width: min(1460px, calc(100% - 48px));
  height: 100%;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
}

.brand {
  flex: 0 0 auto;
}

.brand img {
  width: 345px;
  max-width: 31vw;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 28px;
  min-width: 0;
  font-size: 14px;
  color: #1f2937;
  white-space: nowrap;
}

.site-nav a {
  position: relative;
  line-height: 88px;
  transition:
    color 180ms ease,
    opacity 180ms ease;
}

.site-nav a::after {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 4px;
  background: var(--blue);
  content: "";
  transform: translateX(-50%);
  transition: width 180ms ease;
}

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

.site-nav a.active::after,
.site-nav a:hover::after {
  width: 34px;
}

.search-button,
.nav-toggle {
  display: grid;
  place-items: center;
  border: 0;
  background: transparent;
  color: #111827;
  cursor: pointer;
}

.search-button {
  width: 28px;
  height: 28px;
  padding: 0;
}

.search-button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.nav-toggle {
  position: absolute;
  top: 23px;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  gap: 5px;
  grid-template-rows: repeat(3, 2px);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #111827;
  border-radius: 2px;
}

.nav-toggle svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: #111827;
  stroke-linecap: round;
  stroke-width: 2;
}

@media (min-width: 1081px) {
  .nav-toggle {
    display: none !important;
  }
}

.hero {
  position: relative;
  min-height: 718px;
  overflow: hidden;
  background: linear-gradient(90deg, #237ed7 0%, #267fd8 37%, #80bce8 74%, #d7ecfb 100%);
}

.hero-photo {
  position: absolute;
  inset: 0 0 0 auto;
  width: 72%;
  background: url("./assets/home/hero-building.jpg") center right / cover no-repeat;
}

.hero-wash {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(29, 123, 215, 0.96) 0%, rgba(29, 123, 215, 0.9) 31%, rgba(29, 123, 215, 0.34) 53%, rgba(29, 123, 215, 0) 73%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(3, 61, 112, 0.09));
}

.hero-inner {
  position: relative;
  z-index: 2;
  min-height: 718px;
  display: flex;
  align-items: center;
}

.hero-copy {
  padding-bottom: 40px;
  color: var(--white);
}

.hero h1 {
  margin: 0 0 28px;
  font-size: clamp(42px, 4.3vw, 66px);
  line-height: 1.22;
  font-weight: 800;
}

.hero p {
  margin: 0 0 82px;
  font-size: 20px;
  color: rgba(255, 255, 255, 0.9);
}

.blue-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: 130px;
  height: 54px;
  padding: 0 28px;
  border: 0;
  border-radius: 6px;
  color: var(--white);
  background: var(--blue-strong);
  box-shadow: 0 10px 24px rgba(10, 108, 206, 0.22);
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.blue-button:hover {
  background: var(--blue-dark);
  box-shadow: 0 14px 28px rgba(10, 108, 206, 0.28);
  transform: translateY(-2px);
}

.blue-button span {
  font-size: 18px;
  line-height: 1;
}

.hero-dots {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 28px;
  display: flex;
  gap: 14px;
  transform: translateX(-50%);
}

.hero-dots span {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
}

.hero-dots .current {
  background: var(--blue-strong);
}

.stats-strip {
  background: var(--blue);
}

.stat-grid {
  min-height: 158px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.stat-item {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 0 38px;
  color: var(--white);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item:first-child {
  border-left: 0;
}

.stat-icon {
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.stat-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: rgba(255, 255, 255, 0.82);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.stat-item strong {
  display: block;
  margin-bottom: 7px;
  font-size: 22px;
  line-height: 1.1;
}

.stat-item span:not(.stat-icon) {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.section-heading {
  width: min(980px, calc(100% - 48px));
  margin: 0 auto;
  padding: 96px 0 58px;
  text-align: center;
}

.section-heading h2 {
  margin: 0 0 24px;
  font-size: clamp(34px, 2.65vw, 46px);
  line-height: 1.24;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.reason-section {
  background: var(--soft);
  padding-bottom: 120px;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.reason-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(15, 45, 80, 0.06);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.reason-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.reason-card img {
  width: 100%;
  aspect-ratio: 348 / 342;
  object-fit: cover;
}

.card-icon {
  position: absolute;
  left: 50%;
  top: calc((100vw - 48px) / 1460 * 342px);
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border: 5px solid rgba(255, 255, 255, 0.85);
  border-radius: 50%;
  background: var(--blue-strong);
  transform: translate(-50%, -50%);
  box-shadow: 0 12px 22px rgba(25, 120, 210, 0.22);
}

.card-icon svg {
  width: 29px;
  height: 29px;
  fill: none;
  stroke: var(--white);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.reason-body {
  min-height: 142px;
  padding: 52px 24px 26px;
  text-align: center;
}

.reason-body h3 {
  margin: 0 0 18px;
  font-size: 19px;
  line-height: 1.25;
}

.reason-body p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

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

.product-heading {
  padding-bottom: 74px;
}

.product-showcase {
  position: relative;
  min-height: 660px;
  overflow: hidden;
  color: var(--white);
  background: #d5e7f2;
}

.product-showcase>img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 28, 47, 0.45) 0%, rgba(5, 28, 47, 0.18) 42%, rgba(5, 28, 47, 0.42) 100%),
    linear-gradient(0deg, rgba(4, 19, 33, 0.58) 0%, rgba(4, 19, 33, 0.06) 42%);
}

.product-content {
  position: relative;
  z-index: 1;
  min-height: 660px;
}

.product-copy {
  position: absolute;
  left: 0;
  bottom: 70px;
  max-width: 780px;
}

.product-copy h2 {
  margin: 0 0 20px;
  font-size: clamp(30px, 2.55vw, 46px);
  line-height: 1.2;
}

.product-copy p {
  margin: 0;
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.88);
}

.product-menu {
  position: absolute;
  top: 156px;
  right: 0;
  display: grid;
  gap: 20px;
  width: 280px;
}

.product-menu button {
  height: 46px;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 4px;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(0, 0, 0, 0.08);
  text-align: left;
  cursor: pointer;
}

.product-menu button.active,
.product-menu button:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.8);
  background: rgba(25, 120, 210, 0.7);
}

.product-button {
  position: absolute;
  right: 0;
  bottom: 70px;
}

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

.solution-scene {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(15, 126, 222, 0.98) 0%, rgba(15, 126, 222, 0.9) 37%, rgba(15, 126, 222, 0.4) 70%, rgba(15, 126, 222, 0.18) 100%),
    #147bdc;
}

.solution-photo {
  position: absolute;
  inset: 0 0 0 auto;
  width: 71%;
  background: url("./assets/home/solution-house.jpg") center right / cover no-repeat;
  opacity: 0.98;
}

.solution-scene::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 125, 221, 0.95) 0%, rgba(12, 125, 221, 0.74) 44%, rgba(12, 125, 221, 0.18) 75%, rgba(12, 125, 221, 0) 100%),
    linear-gradient(180deg, rgba(2, 42, 79, 0.15), rgba(2, 42, 79, 0.25));
  content: "";
}

.solution-inner {
  position: relative;
  z-index: 1;
  min-height: 760px;
  padding-top: 96px;
}

.solution-tabs {
  display: flex;
  gap: 130px;
  width: min(1060px, 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.36);
}

.solution-tabs button {
  position: relative;
  min-width: 230px;
  height: 60px;
  padding: 0;
  border: 0;
  color: rgba(255, 255, 255, 0.7);
  background: transparent;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}

.solution-tabs button::after {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 3px;
  background: var(--white);
  content: "";
  transition: width 180ms ease;
}

.solution-tabs button.active {
  color: var(--white);
}

.solution-tabs button.active::after {
  width: 100%;
}

.solution-copy {
  margin-top: 122px;
  max-width: 560px;
}

.solution-copy h2 {
  margin: 0 0 26px;
  font-size: clamp(34px, 3vw, 52px);
  line-height: 1.15;
}

.solution-copy p {
  margin: 0 0 38px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 18px;
}

.solution-copy ul {
  display: grid;
  gap: 18px;
  margin: 0 0 58px;
  padding: 0;
  list-style: none;
}

.solution-copy li {
  position: relative;
  padding-left: 28px;
  color: rgba(255, 255, 255, 0.93);
  font-size: 17px;
}

.solution-copy li::before {
  position: absolute;
  left: 0;
  top: 5px;
  width: 12px;
  height: 12px;
  border: 3px solid #c9f42d;
  border-radius: 50%;
  content: "";
}

.blue-button.ghost {
  background: rgba(14, 124, 224, 0.92);
  box-shadow: 0 12px 26px rgba(2, 42, 79, 0.18);
}

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

.brand-scene {
  position: relative;
  min-height: 660px;
  overflow: hidden;
}

.brand-scene>img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-inner {
  position: relative;
  min-height: 660px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.brand-card {
  width: min(670px, 48%);
  min-height: 380px;
  padding: 58px 64px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  box-shadow: 0 18px 45px rgba(15, 45, 80, 0.08);
  backdrop-filter: blur(6px);
}

.brand-card h2 {
  margin: 0 0 28px;
  font-size: 35px;
  line-height: 1.2;
}

.brand-card p {
  margin: 0 0 48px;
  color: #596472;
  font-size: 17px;
  line-height: 2.05;
}

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

.service-scene {
  position: relative;
  min-height: 716px;
  overflow: hidden;
  background: linear-gradient(90deg, #eef6fb 0%, #eff8fb 58%, #e9f7fb 100%);
}

.service-photo {
  position: absolute;
  inset: 0 auto 0 0;
  width: 68%;
  background: url("./assets/home/service-photo.jpg") center left / cover no-repeat;
}

.service-photo::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(238, 246, 251, 0) 58%, rgba(238, 246, 251, 0.82) 100%);
  content: "";
}

.service-inner {
  position: relative;
  min-height: 716px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.service-list {
  width: min(570px, 44%);
  display: grid;
  gap: 28px;
}

.service-card {
  min-height: 108px;
  display: grid;
  grid-template-columns: 82px 1fr;
  align-items: center;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 30px rgba(12, 55, 95, 0.08);
}

.service-card.active {
  color: var(--white);
  background: var(--blue-strong);
  box-shadow: 0 18px 34px rgba(20, 120, 220, 0.22);
}

.service-card span {
  justify-self: end;
  padding-right: 22px;
  color: var(--blue-strong);
  font-size: 36px;
  font-style: italic;
  font-weight: 800;
}

.service-card.active span {
  color: var(--white);
}

.service-card h3 {
  margin: 0 0 11px;
  font-size: 20px;
  line-height: 1.2;
}

.service-card p {
  margin: 0;
  color: #667085;
  font-size: 15px;
}

.service-card.active p {
  color: rgba(255, 255, 255, 0.82);
}

.contact-section {
  padding: 60px 0 78px;
  background: var(--soft);
}

.contact-section h2 {
  margin: 0 0 34px;
  font-size: 30px;
}

.message-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) 130px 130px 130px;
  gap: 18px;
}

.message-form input,
.captcha-code,
.submit-button {
  width: 100%;
  height: 62px;
  border: 0;
  border-radius: 6px;
}

.message-form input {
  padding: 0 28px;
  color: var(--ink);
  background: var(--white);
  outline: 2px solid transparent;
  transition: outline-color 150ms ease;
}

.message-form input:focus {
  outline-color: rgba(25, 120, 210, 0.24);
}

.captcha-code {
  position: relative;
  overflow: hidden;
  color: #4f1f73;
  background:
    linear-gradient(120deg, rgba(249, 157, 71, 0.18), rgba(87, 153, 242, 0.2)),
    repeating-linear-gradient(35deg, transparent 0 8px, rgba(0, 0, 0, 0.06) 9px 10px),
    #edf2fb;
  font-size: 24px;
  font-weight: 800;
  cursor: pointer;
}

.captcha-code::before,
.captcha-code::after {
  position: absolute;
  left: -18px;
  right: -18px;
  height: 2px;
  background: rgba(25, 120, 210, 0.48);
  content: "";
  transform: rotate(-9deg);
}

.captcha-code::before {
  top: 20px;
}

.captcha-code::after {
  bottom: 18px;
  background: rgba(237, 77, 100, 0.46);
  transform: rotate(10deg);
}

.submit-button {
  color: var(--white);
  background: var(--blue-strong);
  border: 0;
  font-weight: 800;
  cursor: pointer;
  transition: background 180ms ease;
}

.submit-button:hover {
  background: var(--blue-dark);
}

.form-status {
  min-height: 24px;
  margin: 16px 0 0;
  color: var(--blue-dark);
  font-weight: 700;
}

.site-footer {
  background: var(--white);
  color: #111827;
}

.footer-channels {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 92px;
  padding: 0 0 54px;
  border-bottom: 1px solid #d7dee8;
}

.qr-wrap {
  position: relative;
  display: grid;
  grid-template-columns: 142px 1fr;
  align-items: end;
  column-gap: 24px;
}

.qr-wrap img {
  width: 142px;
  height: 130px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 8px 22px rgba(15, 45, 80, 0.11);
}

.qr-wrap strong {
  align-self: center;
  font-size: 20px;
}

.social-row {
  grid-column: 1 / -1;
  display: flex;
  gap: 28px;
  margin-top: 26px;
}

.social-row span,
.store {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  color: var(--white);
  background: #aab5c2;
  font-size: 13px;
  font-style: normal;
  font-weight: 800;
}

.social-row span:first-child,
.store.hot {
  background: #ff7b1a;
}

.store-wrap h3,
.footer-links h3 {
  margin: 0 0 26px;
  font-size: 18px;
}

.store-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 18px;
}

.store-row em {
  margin-right: 24px;
  color: #4b5563;
  font-style: normal;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(10, minmax(80px, 1fr)) minmax(220px, 1.2fr);
  gap: 28px;
  padding: 58px 0 78px;
}

.footer-links nav {
  display: grid;
  align-content: start;
  gap: 13px;
}

.footer-links h3,
.consult h3 {
  font-size: 17px;
}

.footer-links a,
.consult p {
  margin: 0;
  color: #596472;
  font-size: 14px;
  line-height: 1.45;
}

.consult p {
  color: #111827;
  font-size: 18px;
  font-weight: 800;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
  border-top: 1px solid #eef1f5;
  color: #8a94a4;
  font-size: 13px;
}

.sliced-page {
  background: #fff;
}

.sliced-main {
  width: 100%;
  overflow: hidden;
  background: #fff;
}

.sliced-stage {
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
}

.sliced-stage img {
  width: 100%;
  height: auto;
  display: block;
}

.structured-page {
  background: #fff;
}

.inner-hero {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background: #1379d5;
}

.inner-hero-media,
.inner-hero-shade {
  position: absolute;
  inset: 0;
}

.inner-hero-media {
  background-position: center;
  background-size: cover;
  opacity: 0.8;
}

.inner-hero-shade {
  background:
    linear-gradient(90deg, rgba(17, 123, 218, 0.98) 0%, rgba(17, 123, 218, 0.82) 42%, rgba(17, 123, 218, 0.22) 74%, rgba(17, 123, 218, 0) 100%),
    linear-gradient(0deg, rgba(4, 38, 74, 0.16), rgba(4, 38, 74, 0));
}

.inner-hero-content {
  position: relative;
  z-index: 1;
  min-height: 440px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
}

.breadcrumb {
  display: flex;
  gap: 10px;
  margin: 0 0 54px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.inner-hero h1 {
  margin: 0 0 22px;
  font-size: clamp(40px, 4vw, 62px);
  line-height: 1.16;
  font-weight: 800;
}

.inner-hero-content>p:last-child {
  max-width: 620px;
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 20px;
  line-height: 1.75;
}

.structured-section {
  padding: 92px 0;
  background: #fff;
}

.muted-section {
  background: #eef5fb;
}

.blue-band {
  color: #fff;
  background:
    linear-gradient(180deg, rgba(20, 124, 220, 0.78), rgba(20, 124, 220, 0.9)),
    url("./assets/home/solution-house.jpg") center / cover no-repeat;
}

/* .section-title {
  max-width: 880px;
  margin: 0 auto 54px;
  text-align: center;
}

.section-title.align-left {
  max-width: none;
  margin-left: 0;
  text-align: left;
}

.section-title.light p,
.section-title.light h2 {
  color: #fff;
} */

/* .section-title h2, */
.split-copy h2,
.detail-info h2 {
  margin: 0 0 18px;
  font-size: clamp(30px, 2.7vw, 44px);
  line-height: 1.24;
  font-weight: 800;
}

/* .section-title p, */
.split-copy p,
.detail-info p {
  margin: 0;
  color: #667085;
  font-size: 16px;
  line-height: 1.9;
}

.blue-band .section-title p {
  color: rgba(255, 255, 255, 0.82);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.split-block,
.detail-layout,
.contact-layout,
.config-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.92fr);
  gap: 72px;
  align-items: center;
}

.split-copy {
  min-width: 0;
}

.split-image,
.detail-gallery,
.config-preview,
.map-card {
  overflow: hidden;
  border-radius: 8px;
  background: #f5f8fb;
  box-shadow: 0 18px 45px rgba(15, 45, 80, 0.1);
}

.split-image img,
.detail-gallery>img,
.config-preview img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 42px;
}

.metric-row strong {
  display: grid;
  gap: 8px;
  padding: 24px;
  border-radius: 8px;
  color: var(--blue);
  background: #eef5fb;
  font-size: 30px;
}

.metric-row span {
  color: #667085;
  font-size: 14px;
  font-weight: 600;
}

.culture-grid,
.process-grid,
.product-grid,
.gallery-grid,
.download-grid,
.client-grid,
.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.culture-grid article,
.process-grid article,
.product-card,
.gallery-card,
.download-grid article,
.client-grid article,
.news-card,
.accordion-card,
.tab-panel {
  border: 1px solid #e2ebf3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 45, 80, 0.06);
}

.culture-grid article,
.process-grid article,
.download-grid article,
.client-grid article,
.honor-card {
  padding: 28px;
}

.culture-grid b,
.process-grid b,
.accordion-card span {
  color: var(--blue);
  font-size: 30px;
  font-style: italic;
  font-weight: 800;
}

.culture-grid h3,
.process-grid h3,
.product-card h3,
.gallery-card h3,
.download-grid h3,
.client-grid strong,
.honor-card h3,
.news-card h3,
.accordion-card h3 {
  margin: 14px 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.culture-grid p,
.process-grid p,
.product-card p,
.gallery-card p,
.download-grid p,
.honor-card p,
.news-card p,
.accordion-card p {
  margin: 0;
  color: #667085;
  line-height: 1.8;
}

.timeline-widget {
  display: grid;
  gap: 28px;
}

.timeline-years,
.tab-buttons,
.filter-bar,
.thumb-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.timeline-years button,
.tab-buttons button,
.filter-bar button,
.option-group button,
.download-grid button {
  min-height: 42px;
  padding: 0 20px;
  border: 1px solid #d5e4f0;
  border-radius: 6px;
  color: #334155;
  background: #fff;
  cursor: pointer;
}

.timeline-years button.active,
.tab-buttons button.active,
.filter-bar button.active,
.option-group button.active,
.timeline-years button:hover,
.tab-buttons button:hover,
.filter-bar button:hover,
.option-group button:hover {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.timeline-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.timeline-cards article {
  padding: 30px;
  border-radius: 8px;
  background: #eef5fb;
}

.timeline-cards article.is-muted {
  opacity: 0.42;
}

.honor-card {
  text-align: left;
  cursor: pointer;
}

.honor-card span {
  color: var(--blue);
  font-weight: 800;
}

.interactive-tabs {
  display: grid;
  gap: 24px;
}

.tab-panel {
  display: none;
  padding: 38px;
}

.tab-panel.active {
  display: block;
}

.product-card,
.gallery-card {
  overflow: hidden;
}

.product-card img,
.gallery-card img,
.news-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.product-card h3,
.product-card p,
.product-card a,
.gallery-card h3,
.gallery-card p {
  margin-left: 24px;
  margin-right: 24px;
}

.product-card h3,
.gallery-card h3 {
  margin-top: 24px;
}

.product-card a {
  display: inline-flex;
  margin-top: 20px;
  margin-bottom: 26px;
  color: var(--blue);
  font-weight: 800;
}

.config-layout {
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
}

.config-preview {
  position: relative;
}

.config-summary {
  position: absolute;
  left: 28px;
  bottom: 28px;
  max-width: calc(100% - 56px);
  padding: 16px 22px;
  border-radius: 6px;
  color: #fff;
  background: rgba(17, 123, 218, 0.92);
  font-weight: 800;
}

.config-panel {
  padding: 42px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(15, 45, 80, 0.1);
}

.option-group {
  margin-bottom: 28px;
}

.option-group h3 {
  margin: 0 0 14px;
}

.detail-gallery {
  padding: 18px;
}

.thumb-row {
  margin-top: 14px;
}

.thumb-row button {
  width: 92px;
  padding: 0;
  overflow: hidden;
  border: 2px solid transparent;
  border-radius: 6px;
  cursor: pointer;
}

.thumb-row img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 36px;
  padding: 0;
  list-style: none;
}

.spec-list li {
  padding: 14px 16px;
  border-radius: 6px;
  background: #eef5fb;
  color: #334155;
}

.accordion-list {
  display: grid;
  gap: 16px;
}

.accordion-card button {
  width: 100%;
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 28px;
  border: 0;
  background: transparent;
  color: #111827;
  text-align: left;
  font-weight: 800;
  cursor: pointer;
}

.accordion-card>div {
  display: none;
  padding: 0 28px 28px 78px;
}

.accordion-card.open>div {
  display: block;
}

.accordion-card a,
.article-actions a {
  color: var(--blue);
  font-weight: 800;
}

.client-grid article {
  min-height: 120px;
  display: grid;
  align-content: center;
  text-align: center;
}

.client-grid span {
  color: #667085;
}

.contact-layout {
  grid-template-columns: 0.65fr 1fr;
}

.contact-layout p {
  color: #334155;
  font-size: 18px;
  line-height: 2;
}

.map-card {
  min-height: 340px;
  display: grid;
  place-items: center;
  color: #334155;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.88)),
    repeating-linear-gradient(0deg, #dce8f3 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, #dce8f3 0 1px, transparent 1px 46px),
    #eef5fb;
  text-align: center;
  font-size: 24px;
  font-weight: 800;
}

.map-card span {
  color: #667085;
  font-size: 15px;
  font-weight: 600;
}

.rich-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.rich-form input,
.rich-form select,
.rich-form textarea {
  min-height: 58px;
  width: 100%;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: #fff;
  outline: none;
}

.rich-form textarea {
  grid-column: 1 / -1;
  min-height: 180px;
  padding-top: 18px;
  resize: vertical;
}

.rich-form input:focus,
.rich-form select:focus,
.rich-form textarea:focus {
  border-color: rgba(25, 120, 210, 0.5);
}

.rich-form .blue-button {
  width: 150px;
}

.rich-form .form-status {
  align-self: center;
  margin: 0;
}

.download-grid article button {
  margin-top: 20px;
  color: #fff;
  background: var(--blue);
}

.news-list {
  display: grid;
  gap: 24px;
}

.news-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  overflow: hidden;
}

.news-card img {
  height: 100%;
}

.news-card>div {
  padding: 28px;
}

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

.news-card a {
  display: inline-flex;
  margin-top: 20px;
  color: var(--blue);
  font-weight: 800;
}

.narrow {
  max-width: 980px;
}

.article-detail h2 {
  margin: 0 0 16px;
  font-size: clamp(34px, 3vw, 48px);
}

.article-meta {
  color: #667085;
}

.article-detail img {
  width: 100%;
  margin: 34px 0;
  border-radius: 8px;
}

.article-detail p {
  color: #334155;
  font-size: 18px;
  line-height: 2;
}

.article-actions {
  display: flex;
  gap: 24px;
  margin-top: 34px;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  padding: 30px;
  background: rgba(8, 26, 44, 0.68);
}

.modal.open {
  display: grid;
}

.modal>button {
  position: absolute;
  top: 24px;
  right: 24px;
  height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
}

.modal>div {
  width: min(760px, 92vw);
  padding: 28px;
  border-radius: 8px;
  background: #fff;
}

.modal img {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
}

.is-hidden {
  display: none !important;
}

.compact-footer {
  padding-top: 70px;
}

.compact-links {
  grid-template-columns: repeat(5, minmax(130px, 1fr)) minmax(220px, 1fr);
}

@media (min-width: 1461px) {
  .card-icon {
    top: 342px;
  }
}

@media (max-width: 1360px) {
  .site-nav {
    gap: 18px;
    font-size: 13px;
  }

  .stat-item {
    padding: 0 22px;
  }

  .footer-links {
    grid-template-columns: repeat(5, minmax(120px, 1fr));
  }
}

@media (max-width: 1080px) {
  .site-header {
    height: 72px;
  }

  .header-inner {
    width: min(100% - 32px, 1460px);
  }

  .brand img {
    width: 270px;
    max-width: 72vw;
  }

  .nav-toggle {
    position: absolute;
    top: 15px;
    right: auto;
    left: min(calc(100vw - 58px), 340px);
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    display: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    padding: 12px 24px 24px;
    background: var(--white);
    border-top: 1px solid #eef1f5;
    box-shadow: 0 18px 32px rgba(17, 24, 39, 0.12);
    white-space: normal;
  }

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

  .site-nav a {
    line-height: 48px;
  }

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

  .search-button {
    justify-self: start;
    height: 48px;
  }

  .hero {
    min-height: 650px;
  }

  .hero-photo {
    width: 100%;
    opacity: 0.74;
  }

  .hero-wash {
    background:
      linear-gradient(90deg, rgba(24, 120, 210, 0.98) 0%, rgba(24, 120, 210, 0.86) 58%, rgba(24, 120, 210, 0.24) 100%),
      linear-gradient(0deg, rgba(3, 61, 112, 0.22), rgba(3, 61, 112, 0.02));
  }

  .hero-inner {
    min-height: 650px;
  }

  .hero p {
    margin-bottom: 54px;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 20px 0;
  }

  .stat-item {
    min-height: 110px;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
  }

  .stat-item:nth-child(-n + 2) {
    border-top: 0;
  }

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

  .card-icon {
    top: calc((100vw - 48px) / 2 / 348 * 342px);
  }

  .product-menu {
    top: 82px;
  }

  .product-button {
    right: auto;
    left: 0;
    bottom: 140px;
  }

  .solution-photo {
    width: 100%;
    opacity: 0.62;
  }

  .brand-card {
    width: min(620px, 68%);
  }

  .service-photo {
    width: 100%;
    opacity: 0.72;
  }

  .service-photo::after {
    background: rgba(238, 246, 251, 0.4);
  }

  .service-list {
    width: min(560px, 64%);
  }

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

  .footer-channels {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .inner-hero,
  .inner-hero-content {
    min-height: 360px;
  }

  .split-block,
  .detail-layout,
  .contact-layout,
  .config-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .culture-grid,
  .process-grid,
  .product-grid,
  .gallery-grid,
  .download-grid,
  .client-grid,
  .honor-grid,
  .timeline-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .compact-links {
    grid-template-columns: repeat(2, minmax(140px, 1fr));
  }
}

@media (max-width: 760px) {

  .container,
  .section-heading {
    width: min(100% - 32px, 1460px);
  }

  .hero h1 {
    font-size: 38px;
  }

  .hero p {
    max-width: 330px;
    font-size: 16px;
    line-height: 1.8;
  }

  .stat-grid,
  .reason-grid,
  .footer-links {
    grid-template-columns: 1fr;
  }

  .stat-item {
    min-height: 92px;
    padding: 0 6px;
  }

  .stat-item:nth-child(2) {
    border-top: 1px solid rgba(255, 255, 255, 0.18);
  }

  .section-heading {
    padding: 72px 0 42px;
  }

  .section-heading h2 {
    font-size: 24px;
    word-break: break-all;
  }

  .section-heading p {
    font-size: 15px;
    word-break: break-all;
  }

  .reason-section {
    padding-bottom: 72px;
  }

  .card-icon {
    top: calc((100vw - 32px) / 348 * 342px);
  }

  .product-showcase,
  .product-content {
    min-height: 760px;
  }

  .product-menu {
    left: 0;
    right: auto;
    top: 58px;
    width: min(100%, 320px);
  }

  .product-copy {
    bottom: 92px;
    max-width: 100%;
  }

  .product-button {
    bottom: 26px;
  }

  .solution-scene,
  .solution-inner {
    min-height: 760px;
  }

  .solution-inner {
    padding-top: 52px;
  }

  .solution-tabs {
    gap: 28px;
    overflow-x: auto;
  }

  .solution-tabs button {
    flex: 0 0 auto;
  }

  .solution-copy {
    margin-top: 84px;
  }

  .brand-scene,
  .brand-inner {
    min-height: 760px;
  }

  .brand-scene>img {
    object-position: 37% center;
  }

  .brand-card {
    width: 100%;
    padding: 36px 28px;
  }

  .brand-card h2 {
    font-size: 28px;
  }

  .brand-card p {
    font-size: 15px;
    line-height: 1.85;
  }

  .service-inner {
    min-height: 760px;
    align-items: end;
    padding-bottom: 40px;
  }

  .service-list {
    width: 100%;
    gap: 14px;
  }

  .service-card {
    min-height: 88px;
    grid-template-columns: 68px 1fr;
  }

  .service-card span {
    padding-right: 16px;
    font-size: 28px;
  }

  .service-card h3 {
    font-size: 17px;
  }

  .service-card p {
    font-size: 13px;
  }

  .message-form {
    grid-template-columns: 1fr;
  }

  .footer-channels {
    padding-top: 18px;
  }

  .qr-wrap {
    grid-template-columns: 116px 1fr;
  }

  .qr-wrap img {
    width: 116px;
    height: 112px;
  }

  .store-row {
    gap: 12px;
  }

  .store-row em {
    width: calc(100% - 56px);
    margin-right: 0;
  }

  .footer-bottom {
    min-height: 92px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    padding: 22px 0;
  }

  .inner-hero,
  .inner-hero-content {
    min-height: 330px;
  }

  .inner-hero-content {
    padding-top: 24px;
  }

  .breadcrumb {
    margin-bottom: 28px;
    font-size: 12px;
  }

  .inner-hero h1 {
    font-size: 34px;
  }

  .inner-hero-content>p:last-child {
    font-size: 15px;
  }

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

  .section-title {
    margin-bottom: 34px;
  }

  .culture-grid,
  .process-grid,
  .product-grid,
  .gallery-grid,
  .download-grid,
  .client-grid,
  .honor-grid,
  .timeline-cards,
  .metric-row,
  .spec-list,
  .rich-form {
    grid-template-columns: 1fr;
  }

  .config-panel {
    padding: 28px;
  }

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

  .news-card img {
    height: auto;
  }

  .accordion-card>div {
    padding-left: 28px;
  }

  .rich-form .blue-button {
    width: 100%;
  }

  .compact-links {
    grid-template-columns: 1fr;
  }
}