:root {
  --blue: #1677ff;
  --deep-blue: #082861;
  --text: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --surface: #f4f6ff;
  --red: #e51a1a;
  --black:#000;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 1180px;
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.sales-channel {
  overflow: hidden;
}

.sc-container {
  width: 1400px;
  margin: 0 auto;
}

.sc-section {
  position: relative;
  padding: 58px 0 60px;
}

.sc-heading {
  position: relative;
  z-index: 1;
  text-align: center;
}

.sc-heading h2 {
  margin: 0;
  color: var(--text);
  font-size: 44px;
  line-height: 1.25;
  font-weight: 700;
}

.sc-heading p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.5;
}

.sc-accent {
  color: var(--red);
}

.sc-primary,
.sc-secondary,
.hero-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 8px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.sc-primary:hover,
.sc-secondary:hover,
.hero-action:hover {
  transform: translateY(-2px);
}

.sc-primary {
  height: 50px;
  padding: 0 30px;
  color: #fff;
  background: var(--blue);
  font-size:16px;
  box-shadow: 0 8px 20px rgba(22, 119, 255, 0.2);
}

.sc-secondary {
  height: 50px;
  padding: 0 30px;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--line);
}

.sc-actions {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 46px;
}

.wechat-mark {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.hero {
  position: relative;
  height: 700px;
  color: #fff;
  overflow: hidden;
  background: #4a4a4a url("https://img1.aijiuku.com/activity/pc/salesChannel/hero-bg.png") center -4px / 1962px 844px no-repeat;
}

.hero::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(3, 25, 69, 0.12), transparent 62%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  z-index: 0;
  top: -63px;
  left: calc(50% + 12px);
  width: 680px;
  height: 680px;
  object-fit: cover;
  mix-blend-mode: screen;
  pointer-events: none;
}

.hero-nav {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  height:110px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 1 0 auto;
}

.brand-lockup img {
  width: 160px;
  object-fit: contain;
}

.brand-lockup strong {
  font-size: 22px;
  line-height: 30px;
}

.hero-nav-links {
  display: flex;
  justify-content: center;
  gap: 54px;
  margin-left: 44px;
}

.hero-nav-links a {
  color: #fff;
  font-size: 18px;
  line-height: 28px;
  text-decoration: none;
  white-space: nowrap;
}

.hero-nav-links a:hover {
  color: #ffe0bb;
}

.hero-tools {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: 30px;
}

.hero-action {
  height: 40px;
  padding: 0 16px;
  color: #fff;
  background: linear-gradient(90deg, #f04426, #e51a1a);
  border-radius: 24px;
  font-size: 18px;
}

.hero-phone {
  font-size: 18px;
  white-space: nowrap;
}

.hero-main {
  position: relative;
  z-index: 2;
  padding-top: 92px;
}

.hero-title {
  margin: 0;
  font-size: 64px;
  line-height: 1.15;
  letter-spacing: 0;
  font-weight: 700;
}

.hero-title span {
  color: #ffe3c7;
  background: linear-gradient(90deg, #ffecd3, #cea27c);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  margin: 22px 0 0;
  font-size: 32px;
  line-height: 44px;
  font-weight: 700;
}

.hero-qr {
  display: flex;
  align-items: center;
  gap: 19px;
  margin-top: 38px;
}

.hero-qr img {
  display: block;
  width: 120px;
  height: 120px;
  padding: 4px;
  object-fit: contain;
  background: #fff;
}

.hero-qr p {
  margin: 0;
  font-size: 16px;
  line-height: 32px;
}

.hero {
  background: #062550;
}

.hero::after {
  display: none;
}

.hero-slides,
.hero-slide {
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  z-index: 0;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: visibility 0s linear 0.56s, opacity 0.56s ease;
}

.hero-slide.is-active {
  z-index: 1;
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transition-delay: 0s;
}

.hero-slide {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.hero-slide--banner-01 {
  background-image: url("https://img1.aijiuku.com/activity/pc/salesChannel/banner011.jpg");
}

.hero-slide--banner-02 {
  background-image: url("https://img1.aijiuku.com/activity/pc/salesChannel/banner02.jpg");
}

.hero-slide--banner-03 {
  background-image: url("https://img1.aijiuku.com/activity/pc/salesChannel/banner03.jpg");
}

.hero-slide .hero-main {
  padding-top: 178px;
}

.hero-nav {
  z-index: 4;
}

.hero-slide--member .hero-title,
.hero-slide--member .hero-subtitle {
  color: #0f2858;
}

.hero-slide--member .hero-title span {
  color: #0958d9;
  background: none;
  -webkit-text-fill-color: currentColor;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.hero-highlights li {
  min-width: 148px;
  padding: 10px 16px;
  color: inherit;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.34);
  font-size: 16px;
  line-height: 24px;
  text-align: center;
}

.hero-slide--member .hero-highlights li {
  background: rgba(255, 255, 255, 0.68);
  border-color: rgba(9, 88, 217, 0.2);
}

.hero-consult {
  height: 50px;
  margin-top: 32px;
  padding: 0 28px;
  color: #fff;
  background: #e51a1a;
  border: 0;
  border-radius: 4px;
  font-size: 18px;
  font-weight: 700;
}

.hero-slide--member .hero-consult {
  background: #0958d9;
}

.hero-carousel-control {
  position: absolute;
  z-index: 3;
  top: 50%;
  width: 48px;
  height: 48px;
  padding: 0;
  background: rgba(0, 22, 65, 0.36);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  cursor: pointer;
  transform: translateY(-50%);
}

.hero-carousel-control::before {
  position: absolute;
  top: 16px;
  width: 14px;
  height: 14px;
  content: "";
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}

.hero-carousel-control:hover,
.hero-carousel-control:focus-visible {
  background: rgba(0, 22, 65, 0.7);
  outline: none;
}

.hero-carousel-control--prev {
  left: 32px;
}

.hero-carousel-control--prev::before {
  left: 19px;
  transform: rotate(-135deg);
}

.hero-carousel-control--next {
  right: 32px;
}

.hero-carousel-control--next::before {
  right: 19px;
  transform: rotate(45deg);
}

.hero-carousel-pagination {
  position: absolute;
  z-index: 3;
  bottom: 28px;
  left: 50%;
  display: flex;
  width: 1400px;
  gap: 2px;
  transform: translateX(-50%);
}

.hero-carousel-dot {
	display: inline-block;
  padding:0 50px;
  height: 42px;
  color: #fff;
  background: rgba(9, 88, 217, 0.92);
  border: 0;
  border-radius: 0;
  cursor: pointer;
  font-size: 16px;
  line-height: 24px;
  transition: color 0.24s ease, background-color 0.24s ease;
}

.hero-carousel-dot.is-active {
  color: #0f172a;
  background: #fff;
}

.engines {
  min-height: 760px;
  background: linear-gradient(180deg, #eaecff, #f4f6ff);
}

.engines .sc-heading h2 {
  position: relative;
  display: inline-block;
}

.engine-heading-badge {
  position: absolute;
  top: -6px;
  right: -162px;
  display: inline-flex;
  width: 154px;
  height: 24px;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  color: #fff;
  background: linear-gradient(270deg, #e51a1a 0%, #f04426 100%);
  border-radius: 12px 16px 16px 0;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  white-space: nowrap;
}

.engine-grid {
  position: relative;
  z-index: 1;
  display: flex;
  height: 400px;
  gap: 20px;
  margin-top: 30px;
}

.engine-card {
  position: relative;
  flex: 0 0 480px;
  width: 480px;
  height: 400px;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
  outline: none;
  transition: flex-basis 0.42s ease, height 0.42s ease;
}

.engine-card.is-active {
  flex-basis: 900px;
  cursor: default;
}

.overseas-engine.is-active {
  flex-basis: 826px;
}

.engine-card:focus-visible {
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.45);
}

.engine-panel-summary {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 44px 42px;
  transition: opacity 0.2s ease, transform 0.26s ease, visibility 0s linear 0.26s;
}

.engine-panel-summary h3 {
  margin: 0;
  font-size: 32px;
  line-height: 1.25;
}

.engine-panel-summary p {
  margin: 12px 0 0;
  font-size: 18px;
  line-height: 28px;
}

.engine-panel-summary b {
  color: #ff6868;
}

.engine-panel-arrow {
  position: absolute;
  right: 42px;
  bottom: 42px;
  width: 16px;
  height: 16px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  opacity: 0.86;
  transform: rotate(45deg);
}

.engine-panel-details {
  position: relative;
  z-index: 1;
  height: 100%;
  transition: opacity 0.2s ease 0.12s, transform 0.26s ease 0.12s, visibility 0s linear 0s;
}

.engine-card.is-active .engine-panel-summary {
  visibility: hidden;
  opacity: 0;
  transform: translateX(-18px);
}

.engine-card:not(.is-active) .engine-panel-details {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateX(18px);
  transition-delay: 0s, 0s, 0.2s;
}

.domestic-engine {
  color: #fff;
  background: #35367e;
}

.domestic-engine::before {
  position: absolute;
  inset: 0;
  content: "";
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/engine-bg.png") center 24px / 900px auto no-repeat;
  opacity: 0.6;
}

.domestic-engine:not(.is-active) .engine-panel-summary {
  display: none;
}

.domestic-engine:not(.is-active) {
  flex-basis: 554px;
}

.domestic-engine:not(.is-active) .engine-panel-details {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  transition-delay: 0.12s, 0.12s, 0s;
}

.engine-intro {
  position: relative;
  z-index: 1;
  padding-top: 46px;
  text-align: center;
}

.engine-intro h3 {
  margin: 0;
  font-size: 32px;
  line-height: 1.25;
}

.engine-intro p {
  margin: 8px 0 0;
  font-size: 20px;
  line-height: 1.5;
}

.engine-intro b {
  color: #ff6868;
}

.engine-perks {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-auto-rows: 212px;
  gap: 12px;
  padding: 37px 26px 0;
}

.engine-perk {
  box-sizing: border-box;
  min-height: 0;
  padding: 12px 14px 16px;
  color: var(--text);
  text-align: center;
  background: #fff;
  border-radius: 8px;
}

.engine-perk img {
  display: block;
  width: 76px;
  height: 70px;
  margin: 0 auto 8px;
  object-fit: contain;
}

.engine-perk h4 {
  margin: 0;
  font-size: 18px;
  line-height: 28px;
}

.engine-perk p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 22px;
}

.domestic-engine:not(.is-active) .engine-perks {
  grid-template-columns: repeat(3, 1fr);
}

.domestic-engine:not(.is-active) .engine-perk:nth-child(n + 4) {
  display: none;
}

.domestic-engine:not(.is-active) .engine-perk {
  padding: 12px 8px 14px;
}

.domestic-engine:not(.is-active) .engine-perk img {
  width: 60px;
  height: 56px;
}

.domestic-engine:not(.is-active) .engine-perk h4 {
  font-size: 16px;
  line-height: 24px;
}

.domestic-engine:not(.is-active) .engine-perk p {
  font-size: 12px;
  line-height: 18px;
}

.overseas-engine {
  color: var(--text);
  background: #dcecff;
}

.overseas-visual {
  position: absolute;
  width: 490px;
  height: 400px;
  opacity: 0.88;
  transition: opacity 0.26s ease, transform 0.42s ease;
  pointer-events: none;
}

.overseas-engine.is-active .overseas-visual {
  inset: 0;
  width: 100%;
  height: 100%;
  object-position: right top;
  opacity: 0.56;
}

    /*  .overseas-engine:not(.is-active) {
  background: #d5a2a2;
} */

.overseas-engine:not(.is-active) .overseas-visual {
  opacity: 1;
}

.overseas-engine:not(.is-active) .engine-panel-details {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  transition-delay: 0.12s, 0.12s, 0s;
}

.overseas-engine .engine-intro {
  position: relative;
  z-index: 1;
}

.overseas-engine .engine-intro p {
  color: var(--muted);
}

.overseas-engine .engine-intro b {
  color: var(--red);
}

.overseas-perks {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(2, 98px);
  gap: 8px;
  margin: 20px 21px 0;
  padding: 16px;
  background: #fff;
  border-radius: 12px;
}

.overseas-perk {
  position: relative;
  box-sizing: border-box;
  min-height: 0;
  padding: 14px 12px 12px 26px;
  background: linear-gradient(180deg, #dbe9ff, #edf4ff);
  border-radius: 8px;
}

.overseas-perk-icon {
  display: none;
}

.overseas-engine.is-active .overseas-perk {
  padding-left: 111px;
}

.overseas-engine.is-active .overseas-perk-icon {
  position: absolute;
  top: 17px;
  left: 28px;
  display: block;
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.overseas-perk strong {
  display: block;
  position: relative;
  font-size: 18px;
  line-height: 28px;
}

.overseas-perk strong::before {
  position: absolute;
  left: -11px;
  top: 5px;
  width: 3px;
  height: 19px;
  content: "";
  background: #0958d9;
}

.overseas-perk span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 14px;
  line-height: 22px;
}

.service-showcase {
  position: relative;
  height: 999px;
  overflow: hidden;
}

.service-panel {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-overlay {
  position: relative;
  height: 100%;
}

.service-heading {
  position: absolute;
  z-index: 2;
  top: 61px;
  left: 174px;
  width: 1144px;
  text-align: center;
}

.service-heading h2 {
  margin: 0;
  color: var(--text);
  font-size: 44px;
  font-weight: 700;
  line-height: 62px;
}

.service-heading h2 span {
  color: var(--red);
}

.service-heading p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 28px;
}

.service-device {
  position: absolute;
  top: 238px;
  left: 0;
  width: 513px;
  height: 675px;
  object-fit: contain;
}

.service-benefits {
  position: absolute;
  top: 330px;
  left: 95px;
  width: 408px;
}

.service-benefit {
  position: relative;
  min-height: 92px;
  padding: 0 0 15px;
}

.service-benefit:not(:last-child) {
  border-bottom: 1px solid #dbe8fb;
}

.service-feature-icon {
  position: absolute;
  top: 0;
  left: -61px;
  width: 48px;
  height: 48px;
  padding: 10px;
  object-fit: contain;
  background: linear-gradient(180deg, #e5f0ff, #fff);
  border-radius: 50%;
}

.service-benefit p {
  margin: 0;
  color: var(--text);
  font-size: 16px;
  font-weight: 500;
  line-height: 28px;
}

.service-benefit.is-compact p {
  font-size: 16px;
  line-height: 24px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.service-tags span {
  display: inline-flex;
  height: 24px;
  align-items: center;
  padding: 0 8px;
  color: #4973b3;
  background: #eff8ff;
  border-radius: 2px;
  font-size: 14px;
  line-height: 22px;
  white-space: nowrap;
}

.service-overseas-device {
  position: absolute;
  z-index: 0;
  top: 183px;
  left: 809px;
  width: 591px;
  height: 769px;
  object-fit: contain;
}

.service-overseas-benefits {
  position: absolute;
  z-index: 1;
  top: 292px;
  left: 945px;
  display: grid;
  width: 408px;
  gap: 20px;
}

.service-overseas-benefit {
  position: relative;
  min-height: 80px;
  padding-bottom: 16px;
}

.service-overseas-benefit:not(:last-child) {
  border-bottom: 1px solid rgba(255, 234, 178, 0.36);
}

.service-overseas-icon {
  position: absolute;
  top: 0;
  left: -61px;
  width: 48px;
  height: 48px;
  padding: 11px;
  object-fit: contain;
  background: linear-gradient(180deg, #f8df9c, #efb25c);
  border-radius: 50%;
}

.service-overseas-benefit p {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 28px;
  background: linear-gradient(180deg, #fcebbe, #eab938);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.service-overseas-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.service-overseas-tags span {
  display: inline-flex;
  height: 24px;
  align-items: center;
  padding: 0 8px;
  color: #673212;
  background: #fffeef;
  border-radius: 2px;
  font-size: 14px;
  line-height: 22px;
  white-space: nowrap;
}

.ai-service {
  height: 799px;
  padding: 0;
  overflow: hidden;
  background: linear-gradient(180deg, #eaecff, #f4f6ff);
}

.ai-layout {
  position: relative;
  width: 1400px;
  height: 100%;
  margin: 0 auto;
}

.ai-service .sc-heading {
  position: absolute;
  top: 58px;
  left: 292px;
  width: 876px;
}

.ai-service .sc-heading h2 {
  position: relative;
  display: inline-block;
  font-size: 44px;
  line-height: 62px;
}

.ai-heading-badge {
  position: absolute;
  top: -6px;
  right: -82px;
  display: inline-flex;
  width: 74px;
  height: 24px;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  color: #fff;
  background: linear-gradient(270deg, #e51a1a 0%, #f04426 100%);
  border-radius: 12px 16px 16px 0;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  white-space: nowrap;
}

.ai-accordion {
  position: absolute;
  top: 164px;
  left: -3px;
  display: flex;
  width: 1400px;
  height: 460px;
  align-items: center;
  gap: 16px;
}

.ai-accordion-panel {
  position: relative;
  flex: 0 0 209px;
  width: 209px;
  height: 458px;
  overflow: hidden;
  color: #fff;
  background: #002051;
  border-radius: 12px;
  cursor: pointer;
  outline: none;
  transition: flex-basis 0.42s ease, height 0.42s ease, background-color 0.2s ease;
}
.ai-accordion-panel01{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai01.jpg) no-repeat;
}
.ai-accordion-panel02{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai02.jpg) no-repeat;
}
.ai-accordion-panel03{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai03.jpg) no-repeat;
}
.ai-accordion-panel04{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai04.jpg) no-repeat;
}
.ai-accordion-panel.is-active {
  flex-basis: 720px;
  height: 460px;
  color: var(--text);
  background: #f7f9fb;
  cursor: default;
}
.ai-accordion-panel01.is-active{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai01_bg.png) no-repeat;
}
.ai-accordion-panel02.is-active{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai02_bg.png) no-repeat;
}
.ai-accordion-panel03.is-active{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai03_bg.png) no-repeat;
}
.ai-accordion-panel04.is-active{
	background:url(https://img1.aijiuku.com/activity/pc/salesChannel/ai04_bg.png) no-repeat;
}
.ai-accordion-panel:focus-visible {
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.45);
}

.ai-panel-compact,
.ai-panel-expanded {
  position: absolute;
  inset: 0;
}

.ai-panel-compact {
  z-index: 2;
  padding: 38px 16px 0 27px;
  overflow: hidden;
  transition: opacity 0.16s ease, transform 0.2s ease, visibility 0.2s ease;
}


.ai-accordion-panel.is-active .ai-panel-compact {
  visibility: hidden;
  opacity: 0;
  transform: translateY(10px);
}

.ai-panel-compact h3 {
  margin: 0;
  color: #b3d8ff;
  font-size: 24px;
  line-height: 34px;
  white-space: nowrap;
}

.ai-panel-compact h3::after {
  display: block;
  width: 42px;
  height: 3px;
  margin: 8px 0 17px 57px;
  content: "";
  background: #b3d8ff;
}

.ai-panel-compact ul {
  display: grid;
  gap: 16px;
  margin: 0 0 0 -10px;
  padding: 0;
  list-style: none;
}

.ai-panel-compact li {
  position: relative;
  padding-left: 19px;
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
}

.ai-panel-compact li::before,
.ai-expanded-benefits li::before {
  position: absolute;
  top: 8px;
  left: 0;
  width: 13px;
  height: 8px;
  content: "";
  background: url(https://img1.aijiuku.com/activity/pc/salesChannel/dot.png) no-repeat;
}

.ai-panel-expanded {
  width: 720px;
  height: 460px;
  overflow: hidden;
  visibility: hidden;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease 0.1s, transform 0.26s ease 0.1s, visibility 0.26s ease;
}

.ai-accordion-panel.is-active .ai-panel-expanded {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.ai-panel-expanded::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  content: "";
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/ai-visual.png") center / cover no-repeat;
  opacity: 0.46;
}

.ai-panel-expanded > * {
  position: absolute;
  z-index: 1;
}

.ai-expanded-heading {
  top: 36px;
  left: 0;
  width: 720px;
  margin: 0;
  color: var(--text);
  font-size: 32px;
  line-height: 44px;
  text-align: center;
  white-space: nowrap;
}

.ai-expanded-rule {
  top: 90px;
  left: 304px;
  width: 113px;
  height: 4px;
  background: var(--blue);
}

.ai-expanded-subtitle {
  top: 110px;
  left: 0;
  width: 720px;
  margin: 0;
  color: #2a4373;
  font-size: 18px;
  line-height: 32px;
  text-align: center;
  white-space: nowrap;
}

.ai-enterprise-features,
.ai-pricing-steps {
  display: grid;
  grid-template-columns: repeat(4, 155px);
  gap: 16px;
  left: 27px;
  width: 668px;
}

.ai-enterprise-features {
  top: 171px;
}

.ai-feature-tile,
.ai-pricing-step {
  position: relative;
  height: 184px;
  overflow: hidden;
  text-align: center;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 8px;
}

.ai-feature-tile img {
  display: block;
  width: 64px;
  height: 64px;
  margin: 15px auto 9px;
  object-fit: contain;
}

.ai-feature-tile p {
  margin: 0 auto;
  color: #0f172a;
  font-size: 14px;
  line-height: 22px;
}

.ai-feature-tile:nth-child(1) p {
  width: 102px;
}

.ai-feature-tile:nth-child(n + 2) p {
  width: 128px;
}

.ai-expanded-note,
.ai-overseas-tags span {
  display: flex;
  height: 32px;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  background: #ebf1ff;
  border: 1px solid var(--blue);
  border-radius: 4px;
  font-size: 14px;
  line-height: 22px;
  white-space: nowrap;
}

.ai-enterprise-note {
  top: 385px;
  left: 75px;
  width: 570px;
}

.ai-assistant .ai-expanded-subtitle {
  width: 618px;
  left: 27px;
}

.ai-assistant-tags {
  top: 210px;
  left: 27px;
  display: grid;
  width: 285px;
  gap: 16px;
}

.ai-assistant-tags span {
  display: flex;
  height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid #0958d9;
  border-radius: 4px;
  font-size: 18px;
  line-height: 32px;
  white-space: nowrap;
}

.ai-assistant-preview-list {
  top: 211px;
  left: 336px;
  display: flex;
  gap: 16px;
}

.ai-assistant-preview {
  position: relative;
  width: 169px;
  height: 207px;
  overflow: hidden;
  background: #fff;
  border-radius: 8px;
}

.ai-assistant-account {
  background: #062b5b url("https://img1.aijiuku.com/activity/pc/salesChannel/ai-phone.png") center / cover no-repeat;
}

.ai-assistant-account::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 102px;
  content: "";
  background: linear-gradient(180deg, rgba(2, 9, 38, 0), #022c5c);
}

.ai-assistant-account img {
  position: absolute;
  z-index: 1;
  top: 36px;
  left: 25px;
  width: 120px;
  height: 120px;
  object-fit: contain;
  background: #fff;
}

.ai-assistant-account span {
  position: absolute;
  z-index: 2;
  top: 156px;
  left: 0;
  width: 100%;
  color: #fff;
  font-size: 16px;
  line-height: 32px;
  text-align: center;
}

.ai-assistant-feed {
  background: #fff url("https://img1.aijiuku.com/activity/pc/salesChannel/ai-visual.png") center / cover no-repeat;
}

.ai-overseas-art {
  top: 168px;
  left: 211px;
  width: 275px;
  height: 213px;
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/diqiu.png") center / cover no-repeat;
  border-radius: 18px;
  box-shadow: 0 14px 26px rgba(22, 119, 255, 0.12);
}

.ai-overseas-grid {
  top: 154px;
  left: 52px;
  display: grid;
  grid-template-columns: 206px 206px;
  column-gap: 180px;
  row-gap: 22px;
}

.ai-overseas-grid article {
  height: 90px;
  padding: 9px 13px;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 8px;
}

.ai-overseas-grid article:nth-child(odd) {
  text-align: right;
}

.ai-overseas-grid strong {
  display: block;
  color: var(--blue);
  font-size: 18px;
  font-weight: 600;
  line-height: 32px;
}

.ai-overseas-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
}

.ai-overseas-tags {
  top: 385px;
  left: 180px;
  display: flex;
  gap: 15px;
}

.ai-overseas-tags span {
  width: 173px;
}

.ai-pricing-steps {
  top: 148px;
}

.ai-pricing-step {
  padding-top: 47px;
  border: 1px solid #d8e8ff;
  background: linear-gradient(180deg, #f6fbfe, #f1f9fe);
}

.ai-pricing-step img {
  display: block;
  width: 55px;
  height: 55px;
  margin: 0 auto;
  object-fit: contain;
}

.ai-pricing-step b {
  display: block;
  margin-top: 2px;
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  line-height: 28px;
}

.ai-pricing-step small {
  display: block;
  width: 102px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
}

.ai-step-number {
  position: absolute;
  top: 10px;
  left: 60px;
  display: flex;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
}

.ai-pricing-extra-title {
  top: 343px;
  left: 30px;
  margin: 0;
  color: var(--text);
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
}

.ai-expanded-benefits {
  top: 378px;
  left: 30px;
  grid-template-columns: 320px 1fr;
  gap: 6px 19px;
  width: 330px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-expanded-benefits li {
  position: relative;
  padding-left: 18px;
  color: #334155;
  font-size: 14px;
  line-height:26px;
  white-space: nowrap;
}

.ai-expanded-benefits li::before {
  top: 7px;
  background: url(https://img1.aijiuku.com/activity/pc/salesChannel/dot.png) no-repeat;
}

.ai-actions {
  position: absolute;
  top: 669px;
  left:50%;
  margin-left:-248px;
  display: flex;
  gap: 8px;
}

.ai-actions .sc-primary,
.ai-actions .sc-secondary {
  width: 286px;
  padding: 0;
  font-size: 16px;
}
.ai-actions .sc-primary{
	padding:0 20px;
	width:auto;
}
@media (prefers-reduced-motion: reduce) {
  .engine-card,
  .engine-panel-summary,
  .engine-panel-details,
  .overseas-visual,
  .ai-accordion-panel,
  .ai-panel-compact,
  .ai-panel-expanded {
    transition: none;
  }
}

.support-plan {
  min-height: 899px;
  background: #f9f9f9 url("https://img1.aijiuku.com/activity/pc/salesChannel/support-bg.png") center top / 1941px 1038px no-repeat;
}

.support-eyebrow {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 28px;
  color: var(--blue);
  background: #fff;
  border: 1px solid #0958d9;
  border-radius: 24px;
  font-size: 18px;
}

.support-plan .sc-heading h2 {
  margin-top: 12px;
}

.support-plan .sc-heading p {
  margin-top: 12px;
}

.support-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 42px;
}

.support-card {
  position: relative;
  height: 269px;
  padding: 32px 42px 22px;
  overflow: hidden;
  text-align: center;
  background: #fff;
  border-radius: 12px;
}
.support-card .butie{
	position: absolute;
	right:100px;
	top:20px;
	width:47px;
	height:47px;
}
.support-card::after {
  position: absolute;
  z-index: 0;
  right: -60px;
  bottom: -130px;
  width: 475px;
  height: 255px;
  content: "";
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/support-icon.png") center / cover no-repeat;
  opacity: 0.18;
}

.support-card > * {
  position: relative;
  z-index: 1;
}

.support-card img {
  width: 94px;
  height: 80px;
  object-fit: contain;
}

.support-card h3 {
  margin: 9px 0 6px;
  color: var(--blue);
  font-size: 24px;
  line-height: 34px;
}

.support-card p {
  margin: 0;
  color: #334155;
  font-size: 16px;
  line-height: 24px;
}

.support-banner {
  position: relative;
  height: 202px;
  margin-top: 28px;
  overflow: hidden;
  color: #fff;
  background: #062550 url("https://img1.aijiuku.com/activity/pc/salesChannel/support-banner.jpg") center / cover no-repeat;
  border-radius: 8px;
}

.support-banner h3 {
  margin: 28px 0 0;
  color: #fff;
  font-size: 32px;
  line-height: 1.3;
  text-align: center;
}

.support-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 32px 64px 0;
}

.support-list span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  color: #07214b;
  background:url(https://img1.aijiuku.com/activity/pc/salesChannel/item_bg.png) no-repeat #fff;
  font-size: 18px;
  font-weight: 700;
}

.support-list span::before {
  margin-right: 8px;
  color: #1677ff;
  content: "";
  font-size: 22px;
  width:24px;
  height:24px;
  background: url(https://img1.aijiuku.com/activity/pc/salesChannel/duigou.png) no-repeat;
}

.onboarding {
  min-height: 760px;
  background: #f9f9f9;
}

.steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 394px);
  gap: 109px;
  justify-content: center;
  margin-top: 34px;
}

.step {
  position: relative;
  height: 395px;
  padding: 32px 28px;
  overflow: hidden;
  background: #ecf2fe;
  border-radius: 12px;
}
.jiantou-left,
.jiantou-right {
  position: absolute;
  z-index: 3;
  top: 158px;
  width: 79px;
  height: 79px;
  pointer-events: none;
}

.jiantou-left {
  left: 409px;
}

.jiantou-right {
  right: 409px;
}
.step-number {
  margin: 0;
  color: #408bf1;
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  opacity: 0.9;
  background: linear-gradient(180deg, #408BF1 0%, #ECF2FE 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.step h3 {
  margin: 14px 0 18px;
  font-size: 32px;
  line-height: 44px;
}

.step-label {
  display: inline-flex;
  height: 36px;
  align-items: center;
  padding: 0 16px;
  color: #fff;
  background: var(--blue);
  border-radius: 24px;
  font-size: 18px;
  white-space: nowrap;
}

.step ul {
  position: relative;
  z-index: 2;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.step li {
  margin-top: 8px;
  color: #334155;
  font-size: 16px;
  line-height: 24px;
}

.step li::before {
  display: inline-block;
  width: 13px;
  height:8px;
  margin-right: 10px;
  color: #1677ff;
  content: "";
  background: url(https://img1.aijiuku.com/activity/pc/salesChannel/dot.png) no-repeat;
}

.step-visual {
  position: absolute;
  z-index: 0;
  left: -150px;
  bottom: -6px;
  width: 650px;
  height: 212px;
  object-fit: cover;
  opacity: 0.95;
}

.step-cta {
  position: absolute;
  z-index: 2;
  left: 28px;
  bottom: 53px;
  height: 40px;
  padding: 0 18px;
  color: #fff;
  background: var(--red);
  border: 0;
  border-radius: 4px;
}

.cases {
  min-height: 651px;
  background: #fff url("https://img1.aijiuku.com/activity/pc/salesChannel/cases-bg.png") center 0 no-repeat;
}

.case-carousel {
  position: relative;
  margin-top: 28px;
}

.case-carousel-viewport {
  overflow: hidden;
}

.case-list {
  display: flex;
  gap: 16px;
  will-change: transform;
}

.case-card {
  flex: 0 0 calc((100% - 48px) / 4);
  min-width: 0;
  overflow: hidden;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(20, 62, 127, 0.08);
}

.case-carousel-control {
  position: absolute;
  z-index: 1;
  top: 50%;
  width: 44px;
  height: 44px;
  padding: 0;
  background: #fff;
  border: 1px solid #b8d4ff;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(20, 62, 127, 0.12);
  cursor: pointer;
  transform: translateY(-50%);
}

.case-carousel-control::before {
  position: absolute;
  top: 14px;
  width: 10px;
  height: 10px;
  content: "";
  border-top: 2px solid var(--black);
  border-right: 2px solid var(--black);
}

.case-carousel-control--prev {
  right: calc(100% + 20px);
}

.case-carousel-control--prev::before {
  left: 17px;
  transform: rotate(-135deg);
}

.case-carousel-control--next {
  left: calc(100% + 20px);
}

.case-carousel-control--next::before {
  right: 17px;
  transform: rotate(45deg);
}

.case-carousel-control:hover:not(:disabled),
.case-carousel-control:focus-visible {
  background: #edf5ff;
  outline: none;
}

.case-carousel-control:disabled {
  cursor: default;
  opacity: 0.38;
}

.case-card img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.case-copy {
  min-height: 200px;
  padding: 10px 17px 18px;
}

.case-copy h3 {
  margin: 0;
  font-size: 18px;
  line-height: 28px;
}

.case-copy h3 a {
  color: inherit;
  text-decoration: none;
}

.case-copy h3 a:hover,
.case-copy h3 a:focus-visible {
  color: var(--blue);
  text-decoration: underline;
  outline: none;
}

.case-copy span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
  line-height: 22px;
}

.case-copy p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 24px;
}

@media (hover: hover) {
  .engine-perk,
  .overseas-perk,
  .ai-pricing-step,
  .support-card,
  .step {
    transition: transform 0.24s ease, box-shadow 0.24s ease, background-color 0.24s ease;
  }

  .engine-perk:hover,
  .overseas-perk:hover,
  .ai-pricing-step:hover,
  .support-card:hover,
  .step:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 28px rgba(20, 62, 127, 0.16);
  }

  .service-benefit,
  .service-overseas-benefit {
    transition: transform 0.2s ease;
  }

  .service-benefit:hover,
  .service-overseas-benefit:hover {
    transform: translateX(8px);
  }

  .case-card {
    transition: box-shadow 0.24s ease;
  }

  .case-card img {
    transition: transform 0.36s ease;
  }

  .case-card:hover {
    box-shadow: 0 14px 30px rgba(20, 62, 127, 0.2);
  }

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

@media (prefers-reduced-motion: reduce) {
  .case-list {
    transition: none !important;
  }

  .engine-perk,
  .overseas-perk,
  .ai-pricing-step,
  .support-card,
  .step,
  .service-benefit,
  .service-overseas-benefit,
  .case-card,
  .case-card img {
    transition: none;
  }
}

.bottom-cta {
  position: relative;
  height: 319px;
  overflow: hidden;
  color: #fff;
  background: #e60000 url("https://img1.aijiuku.com/activity/pc/salesChannel/footer-bg.png") center / 1851px 312px no-repeat;
}

.bottom-cta-content {
  position: relative;
  z-index: 1;
  padding-top: 76px;
  text-align: center;
}

.bottom-cta h2 {
  margin: 0;
  font-size: 38px;
  line-height: 1.3;
}

.bottom-cta p {
  margin: 12px 0 24px;
  font-size: 18px;
}

.bottom-cta button {
  height: 46px;
  padding: 0 34px;
  color: #e51a1a;
  background: #fff;
  border: 0;
  border-radius: 6px;
  font-weight: 700;
}

.float-contact {
  position: fixed;
  z-index: 10;
  bottom: 247px;
  right: 0;
  width: 140px;
  height: 278px;
  overflow: visible;
  background: linear-gradient(180deg, #e1fbff 0%, #fff 46%, #fff 67%, #d7e5ff 100%);
  border-radius: 16px 0 0 16px;
  box-shadow: 0 4px 12px rgba(164, 202, 255, 0.24);
}

.float-contact button,
.float-contact-wechat {
  display: flex;
  width: auto;
  height: 24px;
  align-items: center;
  gap: 12px;
  margin-left: 20px;
  padding: 0;
  color: var(--blue);
  background: transparent;
  border: 0;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  text-align: left;
  transition: color 0.2s ease;
}

.float-contact-wechat {
  position: relative;
  cursor: pointer;
}

.float-contact button:first-child {
  margin-top: 22px;
}

.float-contact > button {
  position: relative;
}

.float-contact button + button,
.float-contact button + .float-contact-wechat {
  margin-top: 12px;
}

.float-contact button:hover,
.float-contact button:focus-visible,
.float-contact-wechat:hover,
.float-contact-wechat:focus-visible {
  color: #0958d9;
  outline: none;
}

.float-contact-icon {
  display: inline-flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  flex: 0 0 24px;
  color: var(--blue);
  background: #fff;
  border-radius: 50%;
  font-size: 15px;
  line-height: 1;
  transition: box-shadow 0.2s ease;
}

.float-contact button:hover .float-contact-icon,
.float-contact button:focus-visible .float-contact-icon,
.float-contact-wechat:hover .float-contact-icon,
.float-contact-wechat:focus-visible .float-contact-icon {
  box-shadow: 0 2px 8px rgba(22, 119, 255, 0.28);
}

.float-contact-icon img {
  width: 16px;
  height: 16px;
  object-fit: contain;
}

.float-contact > img {
  position: absolute;
  top: 140px;
  left: 21px;
  display: block;
  width: 99px;
  height: 100px;
  object-fit: contain;
}

.float-contact p {
  position: absolute;
  top: 110px;
  left: 13px;
  margin: 0;
  color: transparent;
  background: linear-gradient(90deg, #1677ff, #0958d9);
  -webkit-background-clip: text;
  background-clip: text;
  font-family: "Alimama ShuHeiTi", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  text-align: center;
}

.float-contact p::before {
  position: absolute;
  top: -10px;
  left: 1px;
  width: 112px;
  height: 1px;
  content: "";
  background: #85b7ff;
}

.wechat-hover-card {
  position: absolute;
  z-index: 1;
  top: -34px;
  right: 152px;
  display: flex;
  width: 171px;
  height: 240px;
  align-items: center;
  flex-direction: column;
  overflow: hidden;
  margin: 0;
  padding: 14px 0 0;
  color: #204e93;
  visibility: hidden;
  pointer-events: auto;
  opacity: 0;
  background: linear-gradient(0deg, #d8f5fc 0%, #ecfafb 100%);
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(64, 122, 196, 0.16);
  transform: translateX(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.float-contact-wechat:hover .wechat-hover-card,
.float-contact-wechat:focus-visible .wechat-hover-card {
  visibility: visible;
  opacity: 1;
  transform: translateX(0);
}

.wechat-hover-card h2 {
  margin: 0;
  color: #204e93;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  text-align: center;
}

.wechat-hover-card-qr {
  width: 126px;
  height: 126px;
  overflow: hidden;
  margin-top: 7px;
  background: #fff;
  border-radius: 8px;
}

.wechat-hover-card-qr img {
  display: block;
  width: 126px;
  height: 126px;
  object-fit: cover;
}

.wechat-hover-card p {
  position: static;
  margin: 10px 0 0;
  color: #426ca9;
  background: none;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
  text-align: center;
  -webkit-background-clip: border-box;
  background-clip: border-box;
}

.wechat-hover-card p::before {
  content: none;
}

.phone-hover-card {
  position: absolute;
  top: -25px;
  right: 152px;
  display: flex;
  width: 171px;
  height: 86px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  color: #204e93;
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(0deg, #d8f5fc 0%, #ecfafb 100%);
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(64, 122, 196, 0.16);
  transform: translateX(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.float-contact > button:hover .phone-hover-card,
.float-contact > button:focus-visible .phone-hover-card {
  visibility: visible;
  opacity: 1;
  transform: translateX(0);
}

.phone-hover-card > span,
.phone-hover-card strong {
  color: inherit;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  line-height: 24px;
}

.phone-hover-card > span {
  font-size: 14px;
  font-weight: 400;
}

.phone-hover-card strong {
  font-size: 18px;
  font-weight: 500;
}

.back-to-top {
  position: fixed;
  z-index: 10;
  right: 0;
  bottom: 183px;
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: var(--blue);
  visibility: hidden;
  cursor: pointer;
  opacity: 0;
  background: #fff;
  border: 0;
  border-radius: 8px 0 0 8px;
  box-shadow: 0 4px 12px rgba(64, 122, 196, 0.16);
  font-family: Arial, sans-serif;
  font-size: 24px;
  line-height: 1;
  transform: translateX(8px);
  transition: color 0.2s ease, opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.back-to-top.is-visible {
  visibility: visible;
  opacity: 1;
  transform: translateX(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  color: #0958d9;
  outline: none;
  transform: translateY(-2px);
}
.back-to-top:before{
	margin-top: 10px;
	width: 10px;
	height: 10px;
	content: "";
	border-top: 2px solid var(--blue);
	border-right: 2px solid var(--blue);
	transform: rotate(-45deg);
}

.contact-dialog {
  position: fixed;
  z-index: 30;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.58);
}

.contact-dialog.is-open {
  display: flex;
}

.wechat-dialog {
  position: fixed;
  z-index: 31;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.58);
}

.wechat-dialog.is-open {
  display: flex;
}

.wechat-dialog-panel {
  position: relative;
  width: 720px;
  height: 436px;
  overflow: hidden;
  color: #0f172a;
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/popup1_bg.jpg") no-repeat 0 0;
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(15, 48, 96, 0.28);
}

.wechat-dialog-panel::after {
  position: absolute;
  z-index: 1;
  top: 267px;
  left: 0;
  width: 753px;
  height: 169px;
  content: "";
  pointer-events: none;
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/popup1_bottom.png") no-repeat
}

.wechat-dialog-close {
  position: absolute;
  z-index: 2;
  top: 9px;
  right: 10px;
  display: flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: transparent;
  border: 0;
}

.wechat-dialog-close img {
  display: block;
  width: 16px;
  height: 16px;
}

.wechat-dialog-close:hover,
.wechat-dialog-close:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

.wechat-dialog-panel h2 {
  position: absolute;
  z-index: 1;
  top: 35px;
  left: 26px;
  margin: 0;
  color: #fff;
  font-family: "Alimama ShuHeiTi", "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 34px;
}

.wechat-dialog-content {
  position: absolute;
  z-index: 1;
  top: 87px;
  left: 26px;
  width: 669px;
  height: 302px;
  overflow: hidden;
  background: #fff;
  border-radius: 12px 12px 0 0;
}

.wechat-dialog-benefits {
  position: absolute;
  top: 0;
  left: 0;
  width: 433px;
  height: 302px;
  padding-top: 34px;
  overflow: hidden;
  background: #fff url("http://localhost:3845/assets/f4b3c756d133118e4c109c0d6982888b2a22531e.png") no-repeat -343px -200px / 1112px 626px;
}

.wechat-dialog-benefit {
  position: relative;
  min-height: 52px;
  padding-left: 53px;
}

.wechat-dialog-benefit + .wechat-dialog-benefit {
  margin-top: 10px;
}

.wechat-dialog-benefit-index {
  position: absolute;
  top: 4px;
  left: 23px;
  display: flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: #2687ed;
  border-radius: 50%;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 600;
  line-height: 22px;
}

.wechat-dialog-benefit h3 {
  margin: 0;
  color: #016eeb;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 20px;
  font-weight: 500;
  line-height: 30px;
}

.wechat-dialog-benefit p {
  width:384px;
  margin: 2px 0 0;
  color: #334155;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
}

.wechat-dialog-adviser {
  position: absolute;
  top: 0;
  right: 0;
  width: 236px;
  height: 302px;
  background: #fff;
}

.wechat-dialog-adviser-profile {
  display: flex;
  gap: 6px;
  align-items: center;
  margin: 25px 0 0 13px;
}

.wechat-dialog-adviser-avatar {
  position: relative;
  width: 48px;
  height: 48px;
  overflow: hidden;
  background: #a7cbff;
  border-radius: 50%;
}

.wechat-dialog-adviser-avatar img {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 48px;
  height: 48px;
  max-width: none;
}

.wechat-dialog-adviser-profile h3,
.wechat-dialog-adviser-profile p {
  margin: 0;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
}

.wechat-dialog-adviser-profile h3 {
  color: #000;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
}

.wechat-dialog-adviser-profile p {
  color: #64748b;
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
}

.wechat-dialog-add-label {
  position: absolute;
  top: 86px;
  left: 41px;
  display: flex;
  width: 147px;
  height: 22px;
  gap: 8px;
  align-items: center;
  justify-content: center;
  background: #93b4fb;
  border-radius: 34px;
  color: #000;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
}

.wechat-dialog-add-label img {
  display: block;
  width: 16px;
  height: 16px;
}

.wechat-dialog-qr {
  position: absolute;
  top: 112px;
  left: 41px;
  width: 143px;
  height: 143px;
}

.wechat-dialog-qr img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.wechat-dialog-caption {
  position: absolute;
  z-index: 2;
  top: 381px;
  left: 50%;
  width: 500px;
  margin: 0;
  color: #fff;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  font-weight: 500;
  line-height: 28px;
  text-align: center;
  transform: translateX(-50%);
}

.dialog-panel {
  position: relative;
  width: 360px;
  min-height: 328px;
  padding: 18px 25px;
  overflow: hidden;
  background: linear-gradient(180deg, #dff4ff 32%, #f8fcff 100%);
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.26);
}

.dialog-panel::before {
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  left: 0;
  height: 116px;
  content: "";
  background: url("https://img1.aijiuku.com/activity/pc/salesChannel/popup_bg.jpg") no-repeat;
}

.dialog-panel > * {
  position: relative;
  z-index: 1;
}

.dialog-close {
  position: absolute;
  z-index: 2;
  top: 10px;
  right: 10px;
  display: flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: #000;
  background: #edf5ff;
  border: 0;
  border-radius: 50%;
  font-size: 22px;
  line-height: 24px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.dialog-close:hover,
.dialog-close:focus-visible {
  color: #2563eb;
  background: #edf5ff;
  outline: none;
}

.dialog-hotline {
  display: flex;
  width: 330px;
  height: 92px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 -10px;
  text-align: center;
  background: #fff;
  border-radius: 12px 12px 0 0;
}

.dialog-hotline h2 {
  margin: 0;
  color: #4e5969;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
}

.dialog-hotline a {
  color: #2563eb;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 32px;
  text-decoration: none;
}

.dialog-intro {
  margin: 18px 0 19px;
  color: #334155;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
}

.dialog-panel input {
  display: block;
  width: 100%;
  height: 40px;
  margin: 0;
  padding: 0 13px;
  color: var(--text);
  background: #fff;
  border: 0;
  border-radius: 4px;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 22px;
  outline: none;
}

.dialog-panel input + input {
  margin-top: 12px;
}

.dialog-panel input::placeholder {
  color: #94a3b8;
}

.dialog-panel input:focus {
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.12);
}

.dialog-submit {
  width: 100%;
  height: 40px;
  margin-top: 12px;
  color: #fff;
  background: linear-gradient(90deg, #f04426, #e51a1a);
  border: 0;
  border-radius: 4px;
  font-family: "Alibaba PuHuiTi 3.0", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 22px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dialog-submit:hover,
.dialog-submit:focus-visible {
  box-shadow: 0 8px 16px rgba(229, 26, 26, 0.24);
  outline: none;
  transform: translateY(-1px);
}

.dialog-submit:disabled {
  cursor: wait;
  opacity: 0.72;
}

@media (max-width: 1500px) {
  .float-contact {
    display: none;
  }

  .back-to-top {
    right: 16px;
    bottom: 24px;
    border-radius: 8px;
  }
}

@media (max-width: 1180px) {
  body {
    min-width: 0;
  }

  .sc-container {
    width: calc(100% - 40px);
  }

  .hero {
    min-width: 0;
    background-position: center top;
  }

  .hero-nav-links,
  .hero-phone {
    display: none;
  }

  .hero-glow {
    left: 52%;
    opacity: 0.55;
  }

  .hero-main {
    padding-top: 126px;
  }

  .hero-title {
    font-size: 48px;
  }

  .engine-grid {
    flex-direction: column;
    height: auto;
    width: 100%;
  }

  .engine-card,
  .engine-card.is-active,
  .domestic-engine:not(.is-active) {
    flex-basis: auto;
    width: 100%;
  }

  .engine-card:not(.is-active) {
    height: 400px;
  }

  .engine-card:not(.is-active) .engine-panel-summary {
    padding: 30px 34px;
  }

  .engine-card:not(.is-active) .engine-panel-arrow {
    right: 34px;
    bottom: 30px;
  }

  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .jiantou-left,
  .jiantou-right {
    display: none;
  }

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

  .case-carousel {
    padding: 0 52px;
  }

  .case-card {
    flex-basis: 100%;
  }

  .case-carousel-control--prev {
    right: auto;
    left: 0;
  }

  .case-carousel-control--next {
    right: 0;
    left: auto;
  }
}

@media (max-width: 760px) {
  .wechat-dialog {
    align-items: flex-start;
    padding: 16px;
    overflow-y: auto;
  }

  .wechat-dialog-panel {
    width: 100%;
    height: auto;
    min-height: 0;
    margin: auto 0;
    padding: 28px 12px 18px;
    background-position: center top;
    background-size: auto 100%;
  }

  .wechat-dialog-panel::after {
    top: auto;
    right: -220px;
    bottom: -76px;
    left: auto;
  }

  .wechat-dialog-panel h2 {
    position: relative;
    top: auto;
    left: auto;
    margin: 0 14px 16px;
    font-size: 20px;
    line-height: 28px;
  }

  .wechat-dialog-content {
    position: relative;
    top: auto;
    left: auto;
    display: grid;
    width: 100%;
    height: auto;
    min-height: 300px;
    grid-template-columns: minmax(0, 1fr) minmax(118px, 36%);
  }

  .wechat-dialog-benefits {
    position: relative;
    width: auto;
    height: auto;
    padding: 18px 0;
    background-position: 38% center;
    background-size: auto 100%;
  }

  .wechat-dialog-benefit {
    min-height: 0;
    padding: 0 12px 0 34px;
  }

  .wechat-dialog-benefit + .wechat-dialog-benefit {
    margin-top: 16px;
  }

  .wechat-dialog-benefit-index {
    top: 2px;
    left: 10px;
    width: 18px;
    height: 18px;
    font-size: 12px;
    line-height: 18px;
  }

  .wechat-dialog-benefit h3 {
    font-size: 14px;
    line-height: 20px;
  }

  .wechat-dialog-benefit p {
    width: auto;
    margin-top: 2px;
    font-size: 12px;
    line-height: 18px;
  }

  .wechat-dialog-adviser {
    position: relative;
    width: auto;
    height: auto;
    min-height: 300px;
  }

  .wechat-dialog-adviser-profile {
    display: block;
    margin: 18px 8px 0;
    text-align: center;
  }

  .wechat-dialog-adviser-avatar {
    margin: 0 auto 4px;
  }

  .wechat-dialog-adviser-profile h3 {
    font-size: 14px;
    line-height: 20px;
  }

  .wechat-dialog-adviser-profile p {
    font-size: 11px;
    line-height: 16px;
  }

  .wechat-dialog-add-label {
    top: 107px;
    left: 50%;
    width: calc(100% - 16px);
    gap: 4px;
    font-size: 11px;
    transform: translateX(-50%);
  }

  .wechat-dialog-add-label img {
    width: 13px;
    height: 13px;
  }

  .wechat-dialog-qr {
    top: 142px;
    left: 50%;
    width: min(100px, calc(100% - 24px));
    height: auto;
    aspect-ratio: 1;
    transform: translateX(-50%);
  }

  .wechat-dialog-caption {
    position: relative;
    top: auto;
    left: auto;
    width: auto;
    margin: 16px 12px 0;
    font-size: 14px;
    line-height: 22px;
    transform: none;
  }
}