:root {
  --blue: #006ee6;
  --deep-blue: #08376d;
  --navy: #041a35;
  --cyan: #12a8e8;
  --ink: #0e2845;
  --muted: #6b7d90;
  --soft: #f4f6f9;
  --line: #e7ebf1;
  --white: #ffffff;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  overflow-x: hidden;
  background: var(--white);
  color: var(--ink);
  font-family:
    "Microsoft YaHei UI",
    "Microsoft YaHei",
    "PingFang SC",
    system-ui,
    sans-serif;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
  padding: 0 30px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 16px rgba(20, 43, 72, 0.08);
}

.brand {
  flex: 0 0 auto;
}

.brand img {
  display: block;
  width: 214px;
  height: auto;
}

.main-nav {
  position: absolute;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 2.5vw, 44px);
  color: #0b335f;
  font-size: 17px;
  font-weight: 700;
  white-space: nowrap;
  transform: translateX(-50%);
}

.main-nav a {
  position: relative;
  display: inline-flex;
  gap: 4px;
  align-items: center;
  min-height: 96px;
}

[data-temporary-hidden] {
  display: none !important;
}

.main-nav a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 26px;
  height: 3px;
  content: "";
  background: #0b70df;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.22s ease;
}

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

.header-actions {
  display: none;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.language,
.search {
  min-height: 42px;
  border: 0;
  background: transparent;
  color: #2b4058;
  cursor: pointer;
}

.language {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
  font-weight: 700;
}

.flag {
  display: inline-grid;
  place-items: center;
  width: 25px;
  height: 18px;
  border-radius: 3px;
  background: #d71920;
  color: #fff;
  font-size: 9px;
  font-weight: 800;
}

.search {
  min-width: 118px;
  border: 1px solid #dfe5ec;
  border-radius: 999px;
  color: #718196;
  background: #fff;
}

.trial {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: #15a9e9;
  color: white;
  font-size: 15px;
  font-weight: 800;
  box-shadow: 0 12px 28px rgba(21, 169, 233, 0.28);
}

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

.hero-slider {
  position: relative;
  overflow: hidden;
  min-height: 714px;
  background: #111;
}

.hero-track {
  position: relative;
  min-height: inherit;
}

.hero-panel {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  min-height: inherit;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0.18), rgba(0, 0, 0, 0.46)),
    var(--hero-image) center / cover no-repeat;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.02);
  transition: opacity 0.48s ease, transform 0.86s ease;
}

.hero-panel.active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.hero-company {
  background:
    linear-gradient(90deg, rgba(0, 17, 39, 0.68), rgba(0, 45, 94, 0.22), rgba(0, 15, 36, 0.56)),
    var(--hero-image) center / cover no-repeat;
}

.hero-platform {
  place-items: center start;
  background:
    linear-gradient(90deg, rgba(0, 17, 39, 0.66), rgba(0, 43, 92, 0.22), rgba(0, 15, 36, 0.5)),
    var(--hero-image) center / cover no-repeat;
}

.hero-product {
  place-items: center start;
  background:
    linear-gradient(90deg, rgba(3, 15, 34, 0.84) 0%, rgba(4, 26, 55, 0.68) 46%, rgba(4, 20, 42, 0.24) 74%, rgba(2, 11, 25, 0.5) 100%),
    url("./assets/hero-product-device-bg.jpg") center / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0) 34%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.04), rgba(0, 0, 0, 0.34));
}

.hero-content {
  position: relative;
  z-index: 3;
  width: min(980px, calc(100% - 44px));
  margin-top: 22px;
  color: white;
  text-align: center;
  animation: heroIn 1s ease both;
}

.hero-company .hero-content {
  width: min(1240px, calc(100% - 56px));
}

.hero-platform .hero-content {
  width: min(820px, calc(100% - 56px));
  margin: 0 0 0 clamp(70px, 9vw, 150px);
  text-align: left;
}

.hero-platform .hero-content p {
  margin-left: 0;
}

.hero-content h1 {
  margin: 0;
  font-size: clamp(42px, 4.45vw, 62px);
  line-height: 1.08;
  letter-spacing: 0;
  text-shadow: 0 10px 34px rgba(0, 0, 0, 0.46);
}

.hero-content p {
  margin: 30px auto 0;
  max-width: 920px;
  font-size: clamp(20px, 1.9vw, 26px);
  font-weight: 800;
  line-height: 1.55;
  text-shadow: 0 8px 22px rgba(0, 0, 0, 0.48);
}

.hero-product .hero-content {
  width: min(760px, calc(100% - 650px));
  min-width: 560px;
  margin: 0 0 0 clamp(70px, 9vw, 150px);
  text-align: left;
}

.hero-product .hero-content h1 {
  font-size: clamp(50px, 5vw, 76px);
}

.hero-product .hero-content p {
  margin-left: 0;
  font-size: clamp(18px, 1.35vw, 23px);
  font-weight: 400;
}

.hero-kicker {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #aeefff;
  font-size: 15px;
  font-weight: 800;
}

.hero-device {
  position: absolute;
  right: clamp(30px, 6vw, 116px);
  bottom: 74px;
  z-index: 2;
  width: min(48vw, 690px);
  filter: drop-shadow(0 34px 58px rgba(0, 0, 0, 0.52));
  animation: productFloat 5s ease-in-out infinite;
}

.hero-device::before {
  position: absolute;
  inset: 14% 3% -14%;
  z-index: -1;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 168, 232, 0.34), rgba(18, 168, 232, 0) 68%);
  filter: blur(10px);
}

.hero-device img {
  display: block;
  width: 100%;
  height: auto;
}

.outline-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 130px;
  min-height: 50px;
  margin-top: 36px;
  border: 2px solid white;
  color: white;
  font-size: 18px;
  font-weight: 500;
  transition: background 0.24s ease, color 0.24s ease;
}

.outline-btn.primary {
  border: 0;
  border-radius: 999px;
  background: #12a8e8;
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  box-shadow: 0 14px 34px rgba(18, 168, 232, 0.28);
}

.outline-btn:hover {
  background: white;
  color: #073967;
}

.outline-btn.primary:hover {
  background: #0b70df;
  color: #fff;
}

.slider-arrow {
  position: absolute;
  top: 50%;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 42px;
  height: 62px;
  padding: 0 0 6px;
  border: 0;
  border-radius: 0 4px 4px 0;
  background: rgba(0, 0, 0, 0.18);
  color: white;
  font-size: 50px;
  font-weight: 300;
  line-height: 0.8;
  cursor: pointer;
  transform: translateY(-50%);
}

.slider-arrow.left {
  left: 0;
}

.slider-arrow.right {
  right: 0;
  border-radius: 4px 0 0 4px;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 6;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 11px;
  height: 11px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.25s ease;
}

.hero-dots button.active {
  background: white;
  transform: scale(1.18);
}

.section {
  padding: 78px 38px 88px;
}

.business-section,
.news-section {
  background: #f5f6f8;
}

.section-heading {
  width: min(1180px, 100%);
  margin: 0 auto 50px;
  text-align: center;
}

.section-heading h2 {
  margin: 0;
  color: #093a69;
  font-size: clamp(34px, 3vw, 44px);
  font-weight: 800;
  letter-spacing: 0;
}

.section-heading p {
  margin: 25px auto 0;
  max-width: 1180px;
  color: #52667b;
  font-size: clamp(17px, 1.6vw, 22px);
  line-height: 1.82;
}

.section-heading.compact {
  margin-bottom: 46px;
}

.heading-line {
  display: block;
  width: 96px;
  height: 4px;
  margin: 26px auto 0;
  background: #1675e7;
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 22px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.business-tile {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  background: #d6dde6;
  box-shadow: 0 16px 34px rgba(12, 42, 78, 0.12);
}

.business-tile img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.48s ease;
}

.business-tile::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(3, 19, 36, 0.08), rgba(2, 22, 47, 0.72));
  transition: background 0.32s ease;
}

.business-tile span {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 24px;
  z-index: 2;
  color: white;
  font-size: 20px;
  font-weight: 800;
  text-align: center;
  text-shadow: 0 8px 18px rgba(0, 0, 0, 0.45);
  transition: transform 0.32s ease;
}

.business-tile p {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 22px;
  z-index: 2;
  margin: 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.48;
  text-align: center;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.32s ease, transform 0.32s ease;
}

.business-tile:hover img {
  transform: scale(1.08);
}

.business-tile:hover::after {
  background: linear-gradient(180deg, rgba(5, 83, 152, 0.32), rgba(2, 20, 46, 0.92));
}

.business-tile:hover span {
  transform: translateY(-88px);
}

.business-tile:first-child:hover span {
  transform: translateY(-104px);
}

.business-tile:hover p {
  opacity: 1;
  transform: translateY(0);
}

.metric-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 26px;
  width: min(1120px, calc(100% - 70px));
  margin: 0 auto;
  padding: 58px 0 62px;
  background: white;
}

.metric-item {
  display: grid;
  place-items: center;
  color: #08376d;
  text-align: center;
}

.metric-icon {
  display: inline-grid;
  place-items: center;
  min-width: 58px;
  height: 48px;
  margin-bottom: 14px;
  color: #0b5eaa;
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
}

.metric-item strong {
  display: block;
  color: #0a3d75;
  font-size: 34px;
  line-height: 1.1;
}

.metric-item > span:last-child {
  margin-top: 9px;
  color: #254a71;
  font-size: 18px;
  font-weight: 700;
}

.products-section {
  background: linear-gradient(180deg, #f9fafc 0%, #ffffff 38%);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px 30px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.product-card {
  display: flex;
  flex-direction: column;
  min-height: 430px;
  padding: 34px 32px 30px;
  border-radius: 18px;
  background: white;
  text-align: center;
  box-shadow: 0 20px 54px rgba(17, 38, 68, 0.13);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 64px rgba(17, 38, 68, 0.2);
}

.product-card h3 {
  min-height: 62px;
  margin: 0;
  color: #073967;
  font-size: 24px;
  line-height: 1.28;
}

.product-image {
  display: grid;
  place-items: center;
  height: 166px;
  margin: 20px 0 14px;
}

.product-image img {
  max-width: 100%;
  max-height: 160px;
  object-fit: contain;
}

.product-card p {
  flex: 1;
  margin: 10px 0 24px;
  color: #657487;
  font-size: 15px;
  line-height: 1.72;
}

.product-card a,
.product-disabled-action {
  align-self: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 104px;
  min-height: 38px;
  padding: 0 18px;
  border-radius: 999px;
  background: #12a8e8;
  color: white;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(18, 168, 232, 0.24);
}

.product-disabled-action {
  background: #e9eef5;
  color: #7f8b99;
  box-shadow: none;
  cursor: default;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.algorithm-capability-section .section-heading p {
  max-width: 820px;
  margin: 18px auto 0;
  color: #5f7186;
  font-size: 16px;
  line-height: 1.8;
}

.algorithm-capability-grid {
  row-gap: 30px;
}

.algorithm-capability-card .news-body h3 {
  min-height: 0;
  margin-bottom: 12px;
}

.algorithm-capability-card .news-body p {
  margin-top: 0;
  color: #68798c;
  font-size: 14px;
  line-height: 1.72;
}

.algorithm-capability-action {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

.news-card {
  overflow: hidden;
  border-radius: 16px;
  background: white;
  box-shadow: 0 20px 50px rgba(17, 38, 68, 0.12);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 62px rgba(17, 38, 68, 0.18);
}

.news-image {
  position: relative;
  overflow: hidden;
  height: 248px;
  background: #e8edf3;
}

.news-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.42s ease;
}

.news-card:hover .news-image img {
  transform: scale(1.05);
}

.news-image span {
  position: absolute;
  top: 18px;
  left: 18px;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: #0c4b82;
  font-size: 13px;
  font-weight: 800;
}

.news-body {
  padding: 26px 26px 22px;
}

.news-body h3 {
  min-height: 88px;
  margin: 0;
  color: #143a62;
  font-size: 20px;
  line-height: 1.48;
}

.news-body a {
  display: inline-flex;
  margin-top: 18px;
  color: #12a8e8;
  font-size: 15px;
  font-weight: 800;
}

.news-body p {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid #edf0f4;
  color: #8793a0;
  font-size: 13px;
}

.partners-section {
  padding: 74px 38px 84px;
  background: white;
}

.partner-wall {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 34px 46px;
  width: min(1120px, 100%);
  margin: 0 auto;
  align-items: center;
}

.partner-wall span {
  display: grid;
  place-items: center;
  min-height: 62px;
  color: #5f6976;
  font-size: 24px;
  font-weight: 800;
}

.partner-wall img {
  max-width: 145px;
  max-height: 48px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.8;
  transition: filter 0.25s ease, opacity 0.25s ease, transform 0.25s ease;
}

.partner-wall span:hover img {
  filter: grayscale(0);
  opacity: 1;
  transform: translateY(-2px);
}

.wordmark {
  color: #7c8795;
}

.cta-band {
  padding: 86px 24px 92px;
  background:
    linear-gradient(180deg, rgba(245, 247, 250, 0.94), rgba(245, 247, 250, 0.94)),
    url("./assets/news-company.jpg") center / cover no-repeat;
  text-align: center;
}

.cta-band h2 {
  margin: 0;
  color: #123d68;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 800;
}

.cta-band a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  min-height: 42px;
  margin-top: 28px;
  border-radius: 3px;
  background: #073967;
  color: white;
  font-size: 15px;
  font-weight: 800;
}

.cases-main,
.case-detail-main {
  background: #f6f8fb;
}

.cases-hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 560px;
  padding: clamp(72px, 8vw, 112px) max(32px, calc((100vw - 1220px) / 2));
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.82) 42%, rgba(255, 255, 255, 0.48) 72%, rgba(255, 255, 255, 0.72) 100%),
    url("./assets/应用案例.jpg") center / cover no-repeat;
}

.cases-hero::after {
  position: absolute;
  inset: auto 0 0;
  height: 140px;
  content: "";
  background: linear-gradient(180deg, rgba(246, 248, 251, 0), #f6f8fb);
  pointer-events: none;
}

.cases-hero-content {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
}

.cases-hero h1 {
  max-width: 720px;
  margin: 0;
  color: #061b35;
  font-size: clamp(54px, 7vw, 106px);
  line-height: 1;
  letter-spacing: 0;
}

.cases-hero p {
  max-width: 680px;
  margin: 28px 0 0;
  color: #52667b;
  font-size: clamp(19px, 1.75vw, 26px);
  line-height: 1.72;
}

.case-list-section {
  width: min(1180px, calc(100% - 60px));
  margin: 0 auto;
  padding: 78px 0 96px;
}

.case-list-heading {
  display: block;
  margin-bottom: 38px;
}

.case-list-heading h2 {
  margin: 0;
  color: #092d55;
  font-size: 42px;
  line-height: 1.18;
  letter-spacing: 0;
}

.case-list-heading p {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin: 0;
  color: #61758d;
  font-size: 16px;
  line-height: 1.8;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.case-card {
  overflow: hidden;
  min-height: 100%;
  border: 1px solid rgba(215, 223, 234, 0.92);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 46px rgba(16, 45, 78, 0.08);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.case-card:hover {
  border-color: rgba(0, 110, 230, 0.26);
  box-shadow: 0 24px 62px rgba(16, 67, 124, 0.14);
  transform: translateY(-6px);
}

.case-card-media {
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #dbe7f2;
}

.case-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.34s ease;
}

.case-card:hover .case-card-media img {
  transform: scale(1.045);
}

.case-card-body {
  display: flex;
  flex-direction: column;
  min-height: 286px;
  padding: 24px 24px 26px;
}

.case-card-meta,
.case-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  color: #6e8197;
  font-size: 13px;
  font-weight: 700;
}

.case-card-meta span:first-child {
  color: #0b70df;
}

.case-article-meta span:first-child {
  color: #183e67;
}

.case-card h2 {
  margin: 14px 0 12px;
  color: #082b52;
  font-size: 22px;
  line-height: 1.42;
  letter-spacing: 0;
}

.case-card p {
  flex: 1;
  margin: 0 0 20px;
  color: #5e7188;
  font-size: 15px;
  line-height: 1.8;
}

.case-read-more,
.case-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: #0b70df;
  font-size: 15px;
  font-weight: 800;
}

.case-read-more::after {
  content: ">";
}

.case-back-link::before {
  content: "<";
}

.case-detail-main {
  padding: 58px 0 96px;
}

.case-article {
  width: min(920px, calc(100% - 60px));
  margin: 0 auto;
}

.case-article-header {
  margin-top: 28px;
  padding-bottom: 30px;
  border-bottom: 1px solid #dfe7f0;
}

.case-article-header h1 {
  margin: 18px 0;
  color: #082b52;
  font-size: clamp(34px, 4.5vw, 56px);
  line-height: 1.16;
  letter-spacing: 0;
}

.case-article-cover,
.case-article-image {
  overflow: hidden;
  border: 1px solid #dfe7f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 46px rgba(16, 45, 78, 0.08);
}

.case-article-cover {
  margin: 34px 0 38px;
}

.case-article-cover img,
.case-article-image img {
  display: block;
  width: 100%;
  height: auto;
}

.case-article-content {
  width: min(760px, 100%);
  margin: 0 auto;
  color: #1d3550;
  font-size: 18px;
  line-height: 2;
}

.case-article-content p {
  margin: 0 0 22px;
}

.case-article-content h2 {
  margin: 46px 0 18px;
  color: #082b52;
  font-size: 28px;
  line-height: 1.3;
  letter-spacing: 0;
}

.case-article-image {
  width: min(860px, 100%);
  margin: 34px auto;
}

.case-article-footer {
  width: min(760px, 100%);
  margin: 54px auto 0;
  padding-top: 26px;
  border-top: 1px solid #dfe7f0;
}

.more-cases {
  width: min(920px, 100%);
  margin: 68px auto 0;
  padding: 38px 0 8px;
  border-top: 1px solid #dfe7f0;
  overflow: hidden;
}

.more-cases-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.more-cases-heading h2 {
  margin: 0;
  color: #082b52;
  font-size: 30px;
  line-height: 1.25;
  letter-spacing: 0;
}

.more-cases-track {
  display: flex;
  gap: 0;
  width: max-content;
  overflow: visible;
  padding: 4px 2px 18px;
  animation: moreCasesMarquee 34s linear infinite;
  scrollbar-width: none;
  will-change: transform;
}

.more-cases-track:hover {
  animation-play-state: paused;
}

.more-cases-track::-webkit-scrollbar {
  display: none;
}

.more-case-card {
  display: grid;
  gap: 10px;
  flex: 0 0 clamp(238px, 24vw, 280px);
  margin-right: 18px;
  overflow: hidden;
  min-height: 252px;
  border: 1px solid rgba(215, 223, 234, 0.92);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 38px rgba(16, 45, 78, 0.08);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.more-case-card:hover {
  border-color: rgba(18, 168, 232, 0.46);
  box-shadow: 0 24px 58px rgba(11, 112, 223, 0.18), 0 0 0 1px rgba(18, 168, 232, 0.12);
  transform: translateY(-4px) scale(1.025);
}

.more-case-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.more-case-card span,
.more-case-card strong {
  display: block;
  padding: 0 16px;
}

.more-case-card span {
  color: #0b70df;
  font-size: 13px;
  font-weight: 800;
}

.more-case-card strong {
  padding-bottom: 18px;
  color: #092d55;
  font-size: 16px;
  line-height: 1.55;
}

.site-footer {
  background:
    radial-gradient(circle at 18% 8%, rgba(20, 143, 218, 0.22), rgba(20, 143, 218, 0) 32%),
    #061b35;
  color: white;
}

.back-to-top {
  position: fixed;
  right: 26px;
  bottom: 28px;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #12a8e8;
  box-shadow: 0 16px 34px rgba(10, 72, 124, 0.24);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: #0b70df;
}

.back-to-top svg {
  display: block;
  width: 25px;
  height: 25px;
  fill: white;
}

.product-detail-page {
  background: #f5f8fb;
  color: #0e2845;
}

.product-detail-page .site-header {
  background: rgba(255, 255, 255, 0.98);
}

.product-story {
  overflow: hidden;
  background: #f5f8fb;
}

.product-series {
  padding: 26px 30px 20px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(13, 47, 86, 0.08);
}

.product-series-inner {
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
  gap: 28px;
  align-items: center;
  width: min(1220px, 100%);
  margin: 0 auto;
}

.product-series-heading span {
  color: #0877d8;
  font-size: 14px;
  font-weight: 900;
}

.product-series-heading h2 {
  margin: 8px 0 0;
  color: #0e2845;
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 1.22;
}

.series-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.series-item {
  position: relative;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 4px 14px;
  align-items: center;
  min-height: 116px;
  padding: 16px 18px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: #f7faff;
  color: #0e2845;
  box-shadow: 0 18px 42px rgba(17, 38, 68, 0.06);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.series-item:not(.is-disabled):hover,
.series-item.active {
  transform: translateY(-3px);
  border-color: rgba(18, 168, 232, 0.44);
  box-shadow: 0 22px 54px rgba(17, 38, 68, 0.12);
}

.series-item.active {
  border-width: 2px;
}

.series-item.is-disabled {
  cursor: default;
}

.series-item.active::after {
  display: none;
  content: none;
}

.series-item img {
  grid-row: 1 / 3;
  width: 74px;
  height: 62px;
  object-fit: contain;
}

.series-item strong {
  align-self: end;
  min-width: 0;
  color: #073967;
  font-size: 16px;
  line-height: 1.28;
}

.series-item span {
  align-self: start;
  color: #6b7d90;
  font-size: 13px;
  font-weight: 800;
}

.product-story-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 1fr);
  align-items: center;
  min-height: 560px;
  padding: clamp(56px, 7vw, 88px) clamp(34px, 7vw, 116px) clamp(58px, 7vw, 92px);
  isolation: isolate;
}

.product-story-hero::before {
  position: absolute;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    radial-gradient(circle at 76% 45%, rgba(18, 168, 232, 0.2), rgba(18, 168, 232, 0) 29%),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 58%, #eef5fb 100%);
}

.product-story-hero::after {
  position: absolute;
  inset: auto -8% -24% -8%;
  z-index: -1;
  height: 46%;
  content: "";
  background: linear-gradient(180deg, rgba(245, 248, 251, 0), #f5f8fb 74%);
}

.product-story-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 24% 18%, rgba(18, 168, 232, 0.14), rgba(18, 168, 232, 0) 28%),
    linear-gradient(115deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0) 48%);
}

.product-story-hero-copy {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: 0;
}

.product-story-hero-copy::before {
  display: none;
}

.product-story-kicker,
.product-section-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(18, 168, 232, 0.28);
  border-radius: 999px;
  color: #0877d8;
  background: rgba(18, 168, 232, 0.08);
  font-size: 14px;
  font-weight: 800;
  text-shadow: none;
}

.product-story-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(52px, 7vw, 112px);
  line-height: 0.98;
  letter-spacing: 0;
  color: #061b35;
  text-shadow: none;
}

.product-story-hero p {
  max-width: 720px;
  margin: 30px 0 0;
  color: #52667b;
  font-size: clamp(18px, 1.65vw, 25px);
  line-height: 1.72;
  text-shadow: none;
}

.product-story-device {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 390px;
}

.product-story-device::before {
  position: absolute;
  width: min(44vw, 560px);
  aspect-ratio: 1 / 0.46;
  content: "";
  border: 1px solid rgba(18, 168, 232, 0.18);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(18, 168, 232, 0.18), rgba(255, 255, 255, 0.08));
  filter: blur(0);
  transform: rotate(-8deg);
}

.product-story-device img {
  position: relative;
  z-index: 1;
  width: min(48vw, 680px);
  max-width: 100%;
  filter: drop-shadow(0 38px 58px rgba(18, 56, 96, 0.22));
  animation: productFloat 5.8s ease-in-out infinite;
}

.product-story-intro {
  width: min(1120px, calc(100% - 56px));
  margin: 0 auto;
  padding: clamp(68px, 8vw, 112px) 0 clamp(42px, 6vw, 72px);
  color: #0e2845;
}

.product-story-intro h2,
.product-section-heading h2,
.flow-copy h2,
.product-final-cta h2 {
  margin: 24px 0 0;
  font-size: clamp(36px, 5vw, 78px);
  line-height: 1.08;
  letter-spacing: 0;
}

.product-story-intro p {
  max-width: 960px;
  margin: 34px 0 0 auto;
  color: #52667b;
  font-size: clamp(18px, 1.8vw, 25px);
  line-height: 1.8;
}

.product-sticky-story {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(36px, 6vw, 92px);
  width: min(1240px, calc(100% - 64px));
  margin: 0 auto;
  padding: 24px 0 clamp(70px, 9vw, 120px);
}

.product-sticky-visual {
  position: sticky;
  top: 126px;
  display: grid;
  place-items: center;
  align-self: start;
  min-height: 520px;
}

.device-orbit {
  position: absolute;
  width: min(42vw, 510px);
  aspect-ratio: 1 / 1;
  border: 1px solid rgba(18, 168, 232, 0.18);
  border-radius: 50%;
  background:
    linear-gradient(180deg, rgba(18, 168, 232, 0.12), rgba(255, 255, 255, 0)),
    repeating-linear-gradient(90deg, rgba(12, 62, 110, 0.08) 0 1px, transparent 1px 42px);
  box-shadow: inset 0 0 90px rgba(18, 168, 232, 0.1);
  transform: perspective(900px) rotateX(64deg) rotateZ(-14deg);
}

.product-sticky-visual img {
  position: relative;
  z-index: 1;
  width: min(41vw, 560px);
  filter: drop-shadow(0 32px 52px rgba(18, 56, 96, 0.2));
}

.product-sticky-copy {
  display: grid;
  gap: 18px;
  padding-top: 48px;
}

.story-step {
  min-height: 208px;
  padding: 28px 32px 30px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 24px 70px rgba(17, 38, 68, 0.1);
}

.story-step span {
  color: #0877d8;
  font-size: 15px;
  font-weight: 900;
}

.story-step h3 {
  margin: 0;
  color: #073967;
  font-size: clamp(26px, 3vw, 42px);
  line-height: 1.16;
}

.story-step p {
  margin: 16px 0 0;
  color: #5b6f84;
  font-size: 18px;
  line-height: 1.78;
}

.advantage-section {
  padding: clamp(68px, 8vw, 112px) 34px clamp(72px, 9vw, 124px);
  background: #ffffff;
}

.product-section-heading {
  width: min(1180px, 100%);
  margin: 0 auto 52px;
  color: #0e2845;
}

.product-section-heading p {
  max-width: 780px;
  margin: 24px 0 0;
  color: #52667b;
  font-size: 18px;
  line-height: 1.75;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.advantage-card {
  min-height: 278px;
  padding: 30px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  color: #0e2845;
  box-shadow: 0 28px 72px rgba(17, 38, 68, 0.14);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 84px rgba(17, 38, 68, 0.2);
}

.advantage-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: #e9f8ff;
  color: #0877d8;
}

.advantage-icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.advantage-card h3 {
  margin: 0;
  color: #073967;
  font-size: 28px;
  line-height: 1.2;
}

.advantage-card p {
  margin: 18px 0 0;
  color: #5b6f84;
  font-size: 16px;
  line-height: 1.75;
}

.algorithm-section {
  padding: clamp(72px, 9vw, 124px) 34px;
  background:
    radial-gradient(circle at 88% 12%, rgba(18, 168, 232, 0.16), rgba(18, 168, 232, 0) 30%),
    #f5f8fb;
}

.algorithm-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.algorithm-card {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  min-height: 184px;
  padding: 24px 22px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: #dce8f2;
  color: white;
  text-decoration: none;
  box-shadow: 0 18px 48px rgba(17, 38, 68, 0.12);
  transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.algorithm-card::after {
  position: absolute;
  inset: 0;
  content: "";
  background: var(--algo-bg) center / cover no-repeat;
  transition: transform 0.55s ease;
}

.algorithm-card::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    linear-gradient(180deg, rgba(3, 16, 32, 0.1), rgba(3, 16, 32, 0.82)),
    linear-gradient(90deg, rgba(3, 16, 32, 0.52), rgba(3, 16, 32, 0));
}

.algorithm-card:hover {
  transform: translateY(-6px);
  border-color: rgba(18, 168, 232, 0.42);
}

.algorithm-card:hover::after {
  transform: scale(1.08);
}

.algorithm-card span {
  position: relative;
  z-index: 2;
  display: block;
  color: white;
  font-size: 21px;
  font-weight: 900;
  line-height: 1.25;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.56);
}

.algorithm-card-more {
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border-color: rgba(13, 47, 86, 0.08);
}

.algorithm-card-more::before {
  display: none;
}

.algorithm-card-more span {
  color: #073967;
  text-align: center;
  text-shadow: none;
}

.deploy-flow-section {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(360px, 1.22fr);
  gap: clamp(38px, 6vw, 86px);
  align-items: center;
  width: min(1220px, calc(100% - 64px));
  margin: 0 auto;
  padding: clamp(66px, 8vw, 112px) 0;
  color: #0e2845;
}

.flow-copy p {
  margin: 24px 0 0;
  color: #52667b;
  font-size: 18px;
  line-height: 1.78;
}

.deploy-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 74px minmax(0, 1.16fr) 74px minmax(0, 1fr);
  align-items: center;
  padding: 30px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 24px 72px rgba(17, 38, 68, 0.1);
}

.deploy-topology {
  margin: 0;
  padding: 28px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 24px 72px rgba(17, 38, 68, 0.1);
}

.deploy-topology img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.product-support-section {
  width: min(1220px, calc(100% - 64px));
  margin: 0 auto clamp(66px, 8vw, 112px);
  padding: clamp(54px, 7vw, 88px) 0 0;
  color: #0e2845;
}

.product-support-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.72fr);
  gap: clamp(32px, 6vw, 90px);
  align-items: end;
  margin: 0 0 clamp(42px, 6vw, 68px);
}

.product-support-heading h2 {
  margin: 24px 0 0;
  font-size: clamp(38px, 5vw, 76px);
  line-height: 1.08;
  letter-spacing: 0;
}

.product-support-heading p {
  margin: 0 0 8px;
  color: #5b6f84;
  font-size: clamp(17px, 1.45vw, 21px);
  line-height: 1.82;
}

.support-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.support-card {
  min-height: 278px;
  padding: 32px 28px 30px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 28px 72px rgba(17, 38, 68, 0.12);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.support-card:nth-child(even) {
  margin-top: 34px;
}

.support-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 84px rgba(17, 38, 68, 0.18);
}

.support-icon {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  color: #0a75d9;
  background: #e9f8ff;
}

.support-icon svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.support-card h3 {
  margin: 28px 0 0;
  color: #073967;
  font-size: 28px;
  line-height: 1.2;
  font-weight: 900;
}

.support-card p {
  margin: 18px 0 0;
  color: #5b6f84;
  font-size: 16px;
  line-height: 1.75;
}

.flow-node {
  display: grid;
  place-items: center;
  min-height: 122px;
  padding: 18px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  color: #254a71;
  background: #f6faff;
  font-size: 17px;
  font-weight: 800;
  text-align: center;
}

.flow-node-primary {
  border-color: rgba(18, 168, 232, 0.42);
  background: linear-gradient(135deg, rgba(18, 168, 232, 0.18), rgba(0, 110, 230, 0.1));
  color: #073967;
  box-shadow: 0 18px 52px rgba(18, 168, 232, 0.16);
}

.flow-line {
  height: 2px;
  background: linear-gradient(90deg, rgba(18, 168, 232, 0.18), rgba(18, 168, 232, 0.84));
}

.product-final-cta {
  padding: clamp(86px, 11vw, 156px) 24px clamp(92px, 11vw, 164px);
  background:
    linear-gradient(180deg, rgba(245, 248, 251, 0.96), rgba(245, 248, 251, 0.96)),
    url("./assets/news-company.jpg") center / cover no-repeat;
  color: #0e2845;
  text-align: center;
}

.product-final-cta h2 {
  max-width: 940px;
  margin-left: auto;
  margin-right: auto;
}

.product-final-cta p {
  max-width: 720px;
  margin: 24px auto 0;
  color: #5b6f84;
  font-size: 18px;
  line-height: 1.78;
}

.product-final-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 128px;
  min-height: 46px;
  margin-top: 34px;
  border-radius: 999px;
  background: #073967;
  color: white;
  font-size: 15px;
  font-weight: 900;
}

.algorithm-center-page {
  background: #f5f8fb;
  color: #0e2845;
}

.algorithm-center {
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 4%, rgba(18, 168, 232, 0.12), rgba(18, 168, 232, 0) 28%),
    linear-gradient(180deg, #ffffff 0%, #f5f8fb 42%, #ffffff 100%);
}

.algorithm-center-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.78fr);
  gap: clamp(42px, 7vw, 104px);
  align-items: center;
  width: 100%;
  min-height: 560px;
  margin: 0 auto;
  padding: clamp(58px, 7vw, 88px) max(32px, calc((100vw - 1220px) / 2)) clamp(56px, 7vw, 84px);
  isolation: isolate;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.78) 42%, rgba(255, 255, 255, 0.46) 72%, rgba(255, 255, 255, 0.7) 100%),
    url("./assets/算法中心.jpg") center / cover no-repeat;
}

.algorithm-center-hero::before {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 42%;
  content: "";
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #ffffff 88%);
}

.algorithm-center-hero-copy {
  position: relative;
  z-index: 1;
}

.algorithm-center-hero h1 {
  margin: 0;
  color: #061b35;
  font-size: clamp(58px, 8vw, 118px);
  line-height: 0.96;
  letter-spacing: 0;
}

.algorithm-center-hero p {
  max-width: 760px;
  margin: 32px 0 0;
  color: #52667b;
  font-size: clamp(19px, 1.75vw, 26px);
  line-height: 1.72;
}

.algorithm-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.algorithm-hero-actions a,
.algorithm-center-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: #073967;
  color: white;
  font-size: 15px;
  font-weight: 900;
  box-shadow: 0 16px 34px rgba(8, 55, 109, 0.18);
}

.algorithm-hero-actions a:last-child {
  border: 1px solid rgba(18, 168, 232, 0.28);
  background: #ffffff;
  color: #0877d8;
  box-shadow: none;
}

.algorithm-hero-panel {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.algorithm-hero-card {
  min-height: 170px;
  padding: 26px 24px;
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  color: #0e2845;
  box-shadow: 0 24px 64px rgba(17, 38, 68, 0.1);
  animation: algorithmCardPulse 10s linear infinite;
  transition: border-color 0.24s ease, box-shadow 0.24s ease;
}

.algorithm-hero-card:nth-child(2) {
  animation-delay: 2.5s;
}

.algorithm-hero-card:nth-child(3) {
  animation-delay: 5s;
}

.algorithm-hero-card:nth-child(4) {
  animation-delay: 7.5s;
}

.algorithm-hero-card strong {
  display: block;
  color: inherit;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.05;
}

.algorithm-hero-card span {
  display: block;
  margin-top: 16px;
  color: #5b6f84;
  font-size: 15px;
  font-weight: 800;
  animation: algorithmCardLabelPulse 10s linear infinite;
}

.algorithm-hero-card:nth-child(2) span {
  animation-delay: 2.5s;
}

.algorithm-hero-card:nth-child(3) span {
  animation-delay: 5s;
}

.algorithm-hero-card:nth-child(4) span {
  animation-delay: 7.5s;
}

.algorithm-tags-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  width: min(1220px, calc(100% - 64px));
  margin: 0 auto;
  padding: 22px 0 54px;
}

.algorithm-tags-strip span {
  color: #52667b;
  font-size: 14px;
  font-weight: 900;
}

.algorithm-tags-strip strong {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 15px;
  border-radius: 999px;
  background: #e9f8ff;
  color: #0877d8;
  font-size: 14px;
}

.algorithm-library-section {
  padding: clamp(34px, 5vw, 70px) 34px clamp(88px, 11vw, 152px);
  background: #ffffff;
}

.algorithm-filter-bar {
  position: sticky;
  top: 96px;
  z-index: 12;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  width: min(1220px, 100%);
  margin: 0 auto 28px;
  padding: 16px 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}

.algorithm-filter-bar button {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(13, 47, 86, 0.1);
  border-radius: 999px;
  background: #ffffff;
  color: #254a71;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
  transition: color 0.22s ease, background 0.22s ease, border-color 0.22s ease, transform 0.22s ease;
}

.algorithm-filter-bar button:hover,
.algorithm-filter-bar button.active {
  border-color: rgba(18, 168, 232, 0.42);
  background: #0b70df;
  color: white;
  transform: translateY(-1px);
}

.algorithm-video-hint {
  width: min(1220px, 100%);
  margin: -8px auto 22px;
  padding: 10px 14px;
  border-left: 3px solid #12a8e8;
  border-radius: 6px;
  background: rgba(18, 168, 232, 0.08);
  color: #315475;
  font-size: 14px;
  font-weight: 800;
}

.algorithm-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  width: min(1220px, 100%);
  margin: 0 auto;
}

.algorithm-market-card {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  min-height: 236px;
  padding: 24px 22px 22px;
  border: 0;
  border-radius: 8px;
  background: #dce8f2;
  color: white;
  font: inherit;
  text-align: left;
  box-shadow: 0 20px 54px rgba(17, 38, 68, 0.13);
  transition: opacity 0.24s ease, transform 0.24s ease, box-shadow 0.24s ease;
}

button.algorithm-market-card {
  cursor: pointer;
}

.algorithm-market-card::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    linear-gradient(180deg, rgba(3, 16, 32, 0.04), rgba(3, 16, 32, 0.82)),
    linear-gradient(90deg, rgba(3, 16, 32, 0.56), rgba(3, 16, 32, 0.08));
}

.algorithm-market-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.algorithm-market-card span {
  position: relative;
  z-index: 2;
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
  font-weight: 900;
  backdrop-filter: blur(8px);
}

.algorithm-market-card strong {
  position: relative;
  z-index: 2;
  margin: 12px 0 0;
  color: white;
  font-size: 24px;
  line-height: 1.22;
  text-shadow: 0 8px 20px rgba(0, 0, 0, 0.48);
}

.algorithm-market-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 70px rgba(17, 38, 68, 0.2);
}

.algorithm-market-card:hover img {
  transform: scale(1.08);
}

.algorithm-market-card.is-hidden {
  display: none;
}

body.has-video-modal {
  overflow: hidden;
}

.algorithm-video-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.14s ease;
}

.algorithm-video-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.algorithm-video-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 20, 42, 0.68);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transform: translateZ(0);
  will-change: backdrop-filter;
}

.algorithm-video-dialog {
  position: relative;
  z-index: 1;
  width: min(960px, 100%);
  padding: 22px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 34px 90px rgba(3, 16, 32, 0.36);
}

.algorithm-video-dialog h2 {
  margin: 0 54px 18px 0;
  color: #073967;
  font-size: clamp(24px, 2.8vw, 34px);
  line-height: 1.2;
}

.algorithm-video-dialog video {
  display: block;
  width: 100%;
  max-height: 70vh;
  border-radius: 6px;
  background: #061b35;
}

.algorithm-video-close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: #e9f8ff;
  color: #073967;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.algorithm-center-cta {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
  width: min(1220px, calc(100% - 64px));
  margin: clamp(46px, 6vw, 78px) auto clamp(52px, 7vw, 88px);
  padding: clamp(34px, 4vw, 54px);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(7, 57, 103, 0.94), rgba(11, 112, 223, 0.88)),
    url("./assets/algo-center-area-intrusion.jpg") center / cover no-repeat;
  color: white;
  box-shadow: 0 30px 80px rgba(8, 55, 109, 0.22);
}

.algorithm-center-cta h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 58px);
  line-height: 1.12;
  letter-spacing: 0;
}

.algorithm-center-cta p {
  display: none;
}

.algorithm-center-cta a {
  background: #ffffff;
  color: #073967;
  box-shadow: none;
  white-space: nowrap;
}

.about-page {
  background: #f5f8fb;
  color: #0e2845;
}

.about-main {
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f5f8fb 48%, #ffffff 100%);
}

.about-hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 560px;
  padding: clamp(82px, 10vw, 132px) max(32px, calc((100vw - 1220px) / 2));
  isolation: isolate;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.82) 42%, rgba(255, 255, 255, 0.48) 72%, rgba(255, 255, 255, 0.72) 100%),
    url("./assets/关于我们.jpg") center / cover no-repeat;
}

.about-hero::after {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 44%;
  content: "";
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #ffffff 88%);
}

.about-hero-content {
  width: min(720px, 100%);
}

.about-hero h1 {
  margin: 0;
  color: #061b35;
  font-size: clamp(54px, 7vw, 106px);
  line-height: 1;
  letter-spacing: 0;
}

.about-hero p {
  max-width: 680px;
  margin: 28px 0 0;
  color: #52667b;
  font-size: clamp(19px, 1.75vw, 26px);
  line-height: 1.72;
}

.about-section-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(18, 168, 232, 0.28);
  border-radius: 999px;
  color: #0877d8;
  background: rgba(18, 168, 232, 0.08);
  font-size: 14px;
  font-weight: 800;
}

.about-intro-section,
.about-contact-section {
  width: min(1220px, calc(100% - 64px));
  margin: 0 auto;
}

.about-intro-section {
  padding: clamp(74px, 10vw, 132px) 0 clamp(42px, 6vw, 78px);
}

.about-intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1.18fr);
  gap: clamp(38px, 7vw, 104px);
  align-items: start;
  margin-top: 24px;
}

.about-intro-layout h2,
.about-contact-card h2 {
  margin: 0;
  color: #0e2845;
  font-size: clamp(36px, 4.8vw, 76px);
  line-height: 1.08;
  letter-spacing: 0;
}

.about-intro-copy {
  display: grid;
  gap: 22px;
  padding-top: 8px;
}

.about-intro-copy p {
  margin: 0;
  color: #52667b;
  font-size: clamp(17px, 1.45vw, 21px);
  line-height: 1.9;
}

.about-contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.74fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: stretch;
  padding: clamp(42px, 7vw, 88px) 0 clamp(88px, 11vw, 150px);
}

.about-contact-card,
.about-location-card {
  border: 1px solid rgba(13, 47, 86, 0.08);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 28px 72px rgba(17, 38, 68, 0.12);
}

.about-contact-card {
  padding: clamp(34px, 5vw, 58px);
}

.about-contact-card h2 {
  margin-top: 24px;
}

.about-contact-card > p {
  max-width: 720px;
  margin: 22px 0 0;
  color: #5b6f84;
  font-size: 17px;
  line-height: 1.78;
}

.about-contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.about-contact-form input,
.about-contact-form select,
.about-contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 0 15px;
  border: 1px solid rgba(13, 47, 86, 0.12);
  border-radius: 6px;
  background: #f8fbff;
  color: #24384e;
  outline: none;
}

.about-contact-form input:nth-of-type(3) {
  grid-column: 1 / -1;
}

.about-contact-form textarea {
  grid-column: 1 / -1;
  min-height: 118px;
  padding-top: 14px;
  resize: vertical;
}

.about-contact-form button {
  justify-self: start;
  min-height: 46px;
  padding: 0 24px;
  border: 0;
  border-radius: 999px;
  background: #073967;
  color: #ffffff;
  font-size: 15px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(8, 55, 109, 0.18);
}

.about-location-card {
  display: flex;
  flex-direction: column;
  padding: 28px;
}

.about-location-image {
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #e8edf3;
}

.about-location-image img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.about-location-info {
  padding: 26px 4px 0;
}

.about-location-info h3 {
  margin: 26px 0 0;
  color: #073967;
  font-size: 28px;
}

.about-location-info dl {
  display: grid;
  gap: 13px;
  margin: 20px 0 0;
}

.about-location-info div {
  display: flex;
  align-items: baseline;
  gap: 4px;
  color: #5b6f84;
  font-size: 16px;
  line-height: 1.6;
}

.about-location-info dt,
.about-location-info dd {
  margin: 0;
}

.about-location-info dt {
  color: #315475;
  font-weight: 900;
}

.about-location-info div:nth-child(2) dt {
  font-size: 28px;
}

.about-location-info dd {
  color: #5b6f84;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(240px, 1.16fr) minmax(150px, 0.52fr) minmax(150px, 0.52fr) minmax(280px, 1.06fr);
  grid-template-areas:
    "about product algorithm contact"
    "about product algorithm contact";
  gap: 24px 38px;
  width: min(1220px, calc(100% - 64px));
  margin: 0 auto;
  padding: 74px 0 70px;
}

.footer-about {
  grid-area: about;
}

.footer-inner > .footer-links:nth-of-type(2) {
  grid-area: product;
}

.footer-inner > .footer-links:nth-of-type(3) {
  grid-area: cases;
}

.footer-inner > .footer-links:nth-of-type(4) {
  grid-area: algorithm;
}

.footer-contact {
  grid-area: contact;
}

.footer-brand-logo {
  display: block;
  width: 186px;
  height: auto;
  margin: 0 0 18px;
  filter: brightness(0) invert(1);
}

.footer-logo {
  margin-bottom: 16px;
  color: white;
  font-size: 38px;
  font-weight: 900;
  letter-spacing: 0;
}

.footer-about p,
.footer-contact p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 15px;
  line-height: 1.9;
}

.hkstp {
  display: block;
  width: 188px;
  margin-top: 34px;
}

.footer-links,
.footer-contact {
  min-width: 0;
}

.footer-links h3,
.footer-contact h3 {
  margin: 0 0 17px;
  color: white;
  font-size: 19px;
}

.footer-links h3:not(:first-child) {
  margin-top: 35px;
}

.footer-links a {
  display: block;
  margin: 0 0 13px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.55;
}

.footer-disabled {
  display: block;
  margin: 0 0 13px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 14px;
  line-height: 1.55;
}

.footer-contact form {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-contact input,
.footer-contact select,
.footer-contact textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.96);
  color: #24384e;
  padding: 0 12px;
  outline: none;
}

.footer-contact textarea {
  min-height: 86px;
  padding-top: 10px;
  resize: vertical;
}

.footer-contact button {
  width: 84px;
  min-height: 38px;
  border: 0;
  border-radius: 2px;
  background: #12a8e8;
  color: white;
  font-weight: 800;
  cursor: pointer;
}

.footer-contact p {
  margin-top: 8px;
  font-size: 14px;
}

.footer-records {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: center;
  align-items: center;
  width: min(1220px, calc(100% - 64px));
  margin: -38px auto 0;
  padding: 0 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.footer-records a,
.footer-records span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  line-height: 1.8;
}

.footer-records a {
  text-decoration: none;
}

.footer-records a:hover {
  color: rgba(255, 255, 255, 0.86);
}

.socials {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.socials span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: white;
  font-size: 12px;
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes productFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes algorithmCardPulse {
  0%,
  24.5% {
    border-color: rgba(18, 168, 232, 0.42);
    background: linear-gradient(135deg, #073967, #0b70df);
    color: #ffffff;
    box-shadow: 0 28px 72px rgba(11, 112, 223, 0.26);
  }

  25%,
  100% {
    border-color: rgba(13, 47, 86, 0.08);
    background: rgba(255, 255, 255, 0.88);
    color: #0e2845;
    box-shadow: 0 24px 64px rgba(17, 38, 68, 0.1);
  }
}

@keyframes algorithmCardLabelPulse {
  0%,
  24.5% {
    color: rgba(255, 255, 255, 0.78);
  }

  25%,
  100% {
    color: #5b6f84;
  }
}

@keyframes moreCasesMarquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .more-cases-track {
    animation: none;
    overflow-x: auto;
    width: auto;
  }
}

@media (max-width: 1180px) {
  .site-header {
    min-height: 86px;
  }

  .brand img {
    width: 178px;
  }

  .main-nav a {
    min-height: 86px;
  }

  .header-actions {
    display: none;
  }

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

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

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

  .algorithm-center-hero,
  .algorithm-center-cta {
    grid-template-columns: 1fr;
  }

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

  .about-intro-layout,
  .about-contact-section {
    grid-template-columns: 1fr;
  }

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

  .product-story-hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 34px;
  }

  .product-story-device {
    min-height: 360px;
  }

  .product-story-device img {
    width: min(72vw, 620px);
  }

  .product-sticky-story,
  .deploy-flow-section {
    grid-template-columns: 1fr;
  }

  .product-sticky-visual {
    position: relative;
    top: auto;
    min-height: 390px;
  }

  .product-sticky-visual img {
    width: min(72vw, 540px);
  }

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "about contact"
      "product algorithm";
  }
}

@media (max-width: 820px) {
  body.mobile-menu-open {
    overflow: hidden;
  }

  .site-header {
    display: flex;
    justify-content: space-between;
    min-height: 60px;
    padding: 0 16px;
  }

  .brand img {
    width: 126px;
  }

  .main-nav {
    display: none;
  }

  .site-header > .trial {
    display: none;
  }

  .mobile-menu-toggle {
    display: inline-grid;
    place-items: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(7, 57, 103, 0.14);
    border-radius: 12px;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(5, 38, 78, 0.08);
    cursor: pointer;
  }

  .mobile-menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 999px;
    background: #073967;
    transition: transform 0.18s ease, opacity 0.18s ease;
  }

  .mobile-menu-open .mobile-menu-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

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

  .mobile-menu-open .mobile-menu-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .mobile-menu-open .main-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 49;
    display: grid;
    align-content: start;
    justify-content: stretch;
    gap: 0;
    padding: 18px 18px 28px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 26px 70px rgba(3, 22, 48, 0.18);
    transform: none;
    overflow-y: auto;
  }

  .main-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 54px;
    padding: 0 6px;
    border-bottom: 1px solid rgba(7, 57, 103, 0.09);
    color: #0b335f;
    font-size: 18px;
  }

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

  .hero-slider {
    min-height: 520px;
  }

  .hero-panel {
    align-items: end;
    padding: 0 16px 54px;
  }

  .hero-content {
    width: min(100%, 330px);
    padding: 22px 18px 24px;
    margin: 0;
    background: rgba(3, 20, 42, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
    backdrop-filter: blur(6px);
  }

  .hero-content h1 {
    font-size: 32px;
    line-height: 1.18;
  }

  .hero-content p {
    margin-top: 14px;
    font-size: 15px;
  }

  .outline-btn {
    margin-top: 24px;
  }

  .slider-arrow {
    display: none;
  }

  .back-to-top {
    right: 16px;
    bottom: 18px;
    width: 44px;
    height: 44px;
  }

  .hero-product .hero-content {
    width: min(100%, 330px);
    min-width: 0;
    margin: 0;
    text-align: center;
  }

  .hero-product .hero-device {
    top: 76px;
    right: 50%;
    bottom: auto;
    width: min(82vw, 380px);
    transform: translateX(50%);
    animation: none;
  }

  .hero-product .hero-device img {
    transform: none;
  }

  .section {
    padding: 50px 20px 58px;
  }

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

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

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

  .business-grid,
  .product-grid,
  .news-grid,
  .partner-wall,
  .advantage-grid,
  .support-card-grid,
  .algorithm-grid,
  .algorithm-card-grid,
  .metric-band,
    .footer-inner {
    grid-template-columns: 1fr;
    grid-template-areas:
      "about"
      "product"
      "algorithm"
      "contact";
  }

  .business-grid,
  .product-grid,
  .news-grid {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    margin-right: -20px;
    padding: 2px 20px 12px 0;
    scroll-snap-type: x proximity;
  }

  .business-tile,
  .product-card,
  .news-card {
    flex: 0 0 min(78vw, 310px);
    scroll-snap-align: start;
  }

  .support-card-grid,
  .advantage-grid {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    margin-right: -20px;
    padding: 2px 20px 12px 0;
    scroll-snap-type: x proximity;
  }

  .support-card,
  .advantage-card {
    flex: 0 0 min(78vw, 310px);
    scroll-snap-align: start;
  }

  .business-tile {
    min-height: 240px;
  }

  .business-tile p,
  .news-body p,
  .case-card p {
    display: none;
  }

  .metric-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 26px 18px;
  }

  .metric-item {
    min-height: 90px;
  }

  .metric-value {
    font-size: 34px;
  }

  .product-series {
    padding: 22px 20px 18px;
  }

  .series-tabs {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    scroll-snap-type: x proximity;
  }

  .series-item {
    flex: 0 0 248px;
    scroll-snap-align: start;
  }

  .product-story-hero {
    padding: 70px 20px 74px;
  }

  .product-story-hero h1 {
    font-size: 48px;
  }

  .product-story-hero p,
  .product-story-intro p,
  .story-step p,
  .flow-copy p,
  .product-support-heading p,
  .product-final-cta p {
    font-size: 16px;
  }

  .product-story-device {
    min-height: 260px;
  }

  .product-story-device img {
    width: min(92vw, 420px);
  }

  .product-story-intro {
    width: calc(100% - 40px);
    padding: 72px 0;
  }

  .product-story-intro h2,
  .product-section-heading h2,
  .flow-copy h2,
  .product-support-heading h2,
  .product-final-cta h2 {
    font-size: 36px;
  }

  .product-sticky-story {
    width: calc(100% - 40px);
    gap: 24px;
    padding-bottom: 74px;
  }

  .product-sticky-visual {
    min-height: 280px;
  }

  .product-sticky-visual img {
    width: min(88vw, 380px);
  }

  .device-orbit {
    width: min(86vw, 360px);
  }

  .product-sticky-copy {
    padding-top: 0;
  }

  .story-step,
  .advantage-card,
  .algorithm-card {
    min-height: 0;
    padding: 26px 22px;
  }

  .algorithm-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .algorithm-card {
    padding: 18px 14px;
  }

  .algorithm-card p {
    display: none;
  }

  .story-step h3 {
    margin-top: 0;
  }

  .advantage-section,
  .algorithm-section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .algorithm-center-hero,
  .about-hero,
  .algorithm-tags-strip,
  .algorithm-center-cta {
    width: calc(100% - 40px);
  }

  .algorithm-center-hero {
    width: 100%;
    min-height: auto;
    padding: 64px 20px 36px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.78) 58%, rgba(255, 255, 255, 0.92) 100%),
      url("./assets/算法中心.jpg") center top / cover no-repeat;
  }

  .algorithm-center-hero h1 {
    font-size: 52px;
  }

  .about-hero {
    width: 100%;
    min-height: 500px;
    padding: 64px 20px 72px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.78) 58%, rgba(255, 255, 255, 0.92) 100%),
      url("./assets/关于我们.jpg") center top / cover no-repeat;
  }

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

  .algorithm-center-hero p,
  .about-hero p,
  .algorithm-center-cta p {
    font-size: 16px;
  }

  .algorithm-hero-panel {
    grid-template-columns: 1fr;
  }

  .algorithm-hero-card {
    min-height: 126px;
  }

  .algorithm-tags-strip {
    padding-bottom: 44px;
  }

  .algorithm-library-section {
    padding: 34px 20px 72px;
  }

  .algorithm-center-cta h2 {
    font-size: 34px;
  }

  .algorithm-filter-bar {
    position: static;
    gap: 9px;
    margin-bottom: 24px;
    padding: 4px 0 14px;
  }

  .algorithm-filter-bar button {
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
  }

  .algorithm-market-card {
    min-height: 224px;
  }

  .algorithm-center-cta {
    margin: 62px auto;
    padding: 34px 24px;
  }

  .about-intro-section,
  .about-contact-section {
    width: calc(100% - 40px);
  }

  .about-intro-section,
  .about-contact-section {
    padding-top: 62px;
    padding-bottom: 68px;
  }

  .about-intro-layout {
    gap: 28px;
  }

  .about-intro-layout h2,
  .about-contact-card h2 {
    font-size: 34px;
  }

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

  .about-contact-card,
  .about-location-card {
    padding: 24px;
  }

  .deploy-flow-section {
    width: calc(100% - 40px);
  }

  .product-support-section {
    width: calc(100% - 40px);
    padding: 56px 0 0;
    margin-bottom: 62px;
  }

  .product-support-heading {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-bottom: 34px;
  }

  .product-support-heading p {
    margin: 0;
  }

  .support-card {
    min-height: 0;
    padding: 26px 22px;
  }

  .support-card:nth-child(even) {
    margin-top: 0;
  }

  .deploy-flow {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px;
  }

  .flow-line {
    width: 2px;
    height: 38px;
    margin: 0 auto;
    background: linear-gradient(180deg, rgba(127, 232, 255, 0.1), rgba(127, 232, 255, 0.84));
  }

  .metric-band {
    width: calc(100% - 40px);
    gap: 30px;
  }

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

  .news-body h3 {
    min-height: 0;
  }

  .footer-inner {
    width: calc(100% - 40px);
    gap: 34px;
  }
}

@media (max-width: 1180px) {
  .case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-list-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .case-list-heading p {
    grid-column: 1;
    grid-row: auto;
  }
}

@media (max-width: 820px) {
  .cases-hero {
    min-height: 500px;
    padding: 64px 20px 72px;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.78) 58%, rgba(255, 255, 255, 0.92) 100%),
      url("./assets/应用案例.jpg") center top / cover no-repeat;
  }

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

  .cases-hero p {
    font-size: 16px;
  }

  .case-article-content {
    font-size: 16px;
  }

  .case-list-section,
  .case-article {
    width: calc(100% - 40px);
  }

  .case-list-section {
    padding: 42px 0 58px;
  }

  .case-list-heading h2 {
    font-size: 32px;
  }

  .case-grid {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    margin-right: -20px;
    padding: 2px 20px 12px 0;
    scroll-snap-type: x proximity;
  }

  .case-card {
    flex: 0 0 min(82vw, 320px);
    scroll-snap-align: start;
  }

  .case-card-media {
    aspect-ratio: 16 / 10;
  }

  .case-card-body {
    min-height: 0;
    padding: 18px 18px 20px;
  }

  .case-card-meta {
    font-size: 12px;
  }

  .case-card h2 {
    min-height: 0;
    font-size: 18px;
    line-height: 1.42;
  }

  .case-detail-main {
    padding: 36px 0 72px;
  }

  .case-article-header h1 {
    font-size: 34px;
  }

  .case-article-content h2 {
    font-size: 24px;
  }

  .more-cases {
    margin-top: 46px;
    padding-top: 30px;
  }

  .more-cases-heading {
    display: grid;
    gap: 10px;
  }

  .more-cases-heading h2 {
    font-size: 26px;
  }

  .more-cases-track {
    gap: 0;
  }

  .more-case-card {
    flex-basis: min(78vw, 280px);
    margin-right: 14px;
  }
}

.maintenance-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.14s ease;
}

.maintenance-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.maintenance-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 21, 44, 0.54);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transform: translateZ(0);
  will-change: backdrop-filter;
}

.maintenance-modal__panel {
  position: relative;
  width: min(440px, 100%);
  padding: 34px 34px 30px;
  border: 1px solid rgba(105, 187, 255, 0.28);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 80px rgba(4, 31, 64, 0.24);
  text-align: center;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.22s ease;
}

.maintenance-modal.is-open .maintenance-modal__panel {
  transform: translateY(0) scale(1);
}

.maintenance-modal__close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: rgba(4, 76, 142, 0.08);
  color: #0a386b;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.maintenance-modal__panel h2 {
  margin: 0 0 14px;
  color: #082f5f;
  font-size: 28px;
}

.maintenance-modal__panel p {
  margin: 0;
  color: #294869;
  font-size: 17px;
  line-height: 1.8;
}

.maintenance-modal__panel p strong {
  display: inline-block;
  margin-top: 2px;
  color: #073967;
  font-size: 19px;
}

.maintenance-modal__confirm {
  margin-top: 26px;
  min-width: 128px;
  height: 44px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #0478ff, #00a6ff);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0, 130, 255, 0.25);
}

.has-maintenance-modal {
  overflow: hidden;
}