* {
  padding: 0;
  margin: 0;
}

.ylstage,
.whatstage,
.xtstage,
.anstage,
.freestage {
  display: contents;
}

@font-face {
  font-family: myFont;
  src: url("../font/江城知音体 600W.ttf");
}

.app {
  width: 100%;
  min-height: 100vh;
  height: auto;
}

.title {
  height: 84px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
  padding-left: 40px;
  padding-right: 59px;
  position: relative;
  z-index: 50;
}

.titright {
  display: flex;
  align-items: center;
  font-size: 18px;
  font-weight: 400;
  color: #212121;
}

.updata {
  margin-right: 40px;
}

.help {
  color: #212121;
  text-decoration: none;
}
.help,
.updata,
.prod-btn {
  cursor: pointer;
}

.help:hover,
.updata:hover,
.prod-btn:hover {
  font-weight: 600;
}

.prod-drop {
  position: relative;
  margin-right: 40px;
}
.prod-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: none;
  background: none;
  font-size: 18px;
  font-weight: 400;
  font-family: inherit;
  color: #212121;
}
.prod-btn .chevron {
  width: 14px;
  height: 14px;
  transition: transform 0.2s;
}
.prod-drop.open .prod-btn .chevron { transform: rotate(180deg); }
.prod-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 240px;
  max-width: 240px;
  padding: 8px;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(28px) saturate(1.5);
  -webkit-backdrop-filter: blur(28px) saturate(1.5);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
  display: none;
  z-index: 60;
  overflow: hidden;
}
.prod-drop.open .prod-menu { display: block; }
.prod-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 14px;
  color: #212121;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.18s ease;
}
.prod-item img {
  width: 28px;
  height: 28px;
  max-width: 28px;
  max-height: 28px;
  object-fit: cover;
  object-position: center;
  border-radius: 8px;
  display: block;
  flex: none;
  transition: transform 0.18s ease;
}
.prod-txt {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  text-align: left;
}
.prod-txt b {
  font-size: 13px;
  font-weight: 600;
  font-style: normal;
  line-height: 1.25;
}
.prod-txt em {
  font-size: 11px;
  font-style: normal;
  font-weight: 400;
  color: rgba(33,33,33,0.5);
  line-height: 1.3;
}
a.prod-item:hover {
  background: rgba(0, 0, 0, 0.05);
  transform: translateX(4px);
}
a.prod-item:hover img {
  transform: scale(1.06);
}
.prod-item.current {
  cursor: default;
  background: none;
}

.imglogo {
  width: 247px;
  height: 46px;
  cursor: pointer;
}

.yltop {
  height: 368px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
}

.download {
  margin: 0 auto;
  margin-bottom: 42px;
  width: 226px;
  height: 64px;
  background: #121212;
  border-radius: 64px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 22px;
  font-weight: 400;
  color: #ffffff;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.download::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  transition: all ease 0.5s;
  height: 100%;
  width: 0px;
  background: rgba(43, 43, 43, 1);
  z-index: 0;
}

.download:hover::before {
  width: 100%;
}

.download span {
  transition: all ease 0.5s;
}

.download:hover span {
  transform: scale(1.1);
}

.download span {
  position: relative;
  z-index: 10;
}

.ylsubtitle {
  font-size: 64px;
  font-weight: 400;
  color: #fff;
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
  transition: all ease 2s;
}

.yltitle {
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all ease 2s;
  font-family: myFont;
  letter-spacing: 5px;
  margin: 0;
}

.ylbody {
  height: 923px;
  box-sizing: border-box;
}

.casetitlebox {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  height: 94px;
  margin-bottom: 40px;
}

.casetitle {
  font-size: 26px;
  font-weight: 400;
  color: #212121;
}

.casesubtitle {
  font-size: 36px;
  font-weight: 400;
  color: #212121;
}

.ylimg {
  margin: 0 auto;
  position: relative;
  width: 1031px;
  height: 665px;
}

.ylimg .computeimg {
  width: 100%;
  height: 100%;
  transition: all ease 1s;
}

.ipadimg {
  width: 595px;
  height: 452px;
  position: absolute;
  bottom: -61px;
  left: -130px;
  z-index: 10;
  transition: all ease 1s;
}

.phoneimg {
  width: 170px;
  height: 348px;
  position: absolute;
  bottom: -42px;
  right: -38px;
  z-index: 10;
  transition: all ease 1s;
}

.whatbox {
  height: 1046px;
}

.whattitle {
  padding-top: 28px;
  box-sizing: border-box;
  display: flex;
  justify-content: center;
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  transition: all ease 4s;
}

.whatsubtitle {
  font-size: 20px;
  font-weight: 400;
  color: #3e3e59;
  line-height: 32px;
  margin-top: 12px;
  margin-bottom: 40px;
  text-align: center;
}

.whatimg {
  margin: 0 auto;
  width: 1288px;
  height: 720px;
  background: linear-gradient(135deg, #ff5d44, #fffaf4);
  border-radius: 30px;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
}

.whatimg video {
  height: calc(100% - 70px);
  width: 458px;
  border-radius: 30px 30px 0 0;
  background: #111111;
  position: absolute;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  object-fit: cover;
}

.xeitongbox {
  height: 881.6px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.xtleft {
  width: 638px;
}

.xtright {
  width: 615.6px;
  height: 517.6px;
  position: relative;
}

.xl04 {
  width: 258px;
  height: 435.4px;
  transition: all ease 1s;
}

.xl02 {
  width: 189px;
  height: 204px;
  position: absolute;
  top: 85px;
  left: 187px;
  z-index: 20;
  box-shadow: 0px 3px 8px 0px rgba(246, 152, 51, 0.3);
  border-radius: 7px 7px 7px 7px;
  transition: all ease 1s;
}

.xl03 {
  width: 258px;
  height: 471px;
  position: absolute;
  bottom: 0px;
  right: 0px;
  z-index: 10;
  box-shadow: 0px 3px 8px 0px rgba(246, 152, 51, 0.3);
  border-radius: 7px 7px 7px 7px;
  transition: all ease 1s;
}

.xtitle {
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  line-height: 56px;
  margin-bottom: 23px;
  transition: all ease 4s;
}

.xtcontent {
  font-size: 18px;
  font-weight: 400;
  color: #111111;
  line-height: 28px;
  margin-bottom: 98px;
  transition: all ease 3s;
}

.scaleinfo {
  font-size: 24px;
  font-weight: 400;
  color: #3e3e59;
  line-height: 34px;
}

.jeishao {
  margin-top: 42px;
  font-size: 18px;
  font-weight: 350;
  color: #3e3e59;
  line-height: 28px;
}

.jeishao ul {
  margin-left: 22px;
}

.anlikubox {
  height: 881.65px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.anlileft {
  width: 661.5px;
  height: 405.2px;
  position: relative;
}

.ancomputeimg {
  position: absolute;
  top: 0;
  left: 79px;
  width: 515px;
  height: 332px;
  transition: all ease 1s;
  /* animation: moveEle 5s infinite; */
}

.anipadimg {
  position: absolute;
  bottom: 0;
  left: 0px;
  width: 297px;
  height: 226px;
  transition: all ease 1s;
  /* animation: moveEle 5s infinite; */
}

.anphoneimg {
  position: absolute;
  width: 85px;
  height: 174px;
  right: 0;
  bottom: 11px;
  transition: all ease 1s;
  /* animation: moveDown 5s infinite; */
}

.anliright {
  width: 600px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin-bottom: 220px;
}

.altitle {
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  line-height: 56px;
  transition: all ease 4s;
}

.altitle span {
  margin-left: 40px;
}

.alsubtitle {
  margin-top: 23px;
  font-size: 18px;
  font-weight: 400;
  color: #111111;
  line-height: 28px;
}

.alsubtitle div {
  text-align: end;
}

.alintr {
  margin-top: 98px;
  font-size: 18px;
  font-weight: 350;
  color: #3e3e59;
  line-height: 28px;
}

.alintr div {
  text-align: end;
}

.clienttool {
  height: 597px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.cttitle {
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  line-height: 56px;
  margin-bottom: 36px;
  transition: all ease 4s;
}

.toollist {
  display: flex;
  gap: 32px 32px;
}

.tlitem {
  flex: none;
  height: 296px;
  background: #ffffff;
  box-shadow: 0px 12px 16px 0px rgba(0, 0, 0, 0.0364);
  border-radius: 24px;
  box-sizing: border-box;
  padding: 40px;
  display: flex;
  transition: all 0.3s ease;
  cursor: pointer;
  overflow: hidden;
}

.tlleft {
  flex: none;
  width: 352px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tlright {
  flex: none;
  display: none;
  align-items: center;
  margin: 0 15px;
  width: 269px;
  height: 100%;
  position: relative;
}

.tlright .index03 {
  width: 349px;
  height: 168px;
  position: absolute;
  right: 0;
  top: 20px;
}

.tlright .rw01 {
  width: 301px;
  height: 107px;
}

.client01 {
  position: absolute;
  bottom: -40px;
  left: 0;
  width: 178px;
  height: 249px;
  z-index: 10;
  display: none;
}

.client02 {
  position: absolute;
  bottom: -40px;
  right: 0;
  width: 167px;
  height: 262px;
  display: none;
}

.rw01 {
  position: absolute;
  top: 19px;
  right: 0;
  width: 320px;
  height: 114px;
  display: none;
}

.rw02 {
  position: absolute;
  left: 30px;
  bottom: -40px;
  width: 241px;
  height: 262px;
  opacity: 1;
  display: none;
}

.tlitem:hover {
  box-shadow: 0px 12px 16px 0px rgba(0, 0, 0, 0.1);
  background: #ffbc80;
}

.tlitem:hover .tlright {
  display: flex;
}

.tlleft img {
  width: 32.6px;
  height: 32.6px;
}

.tltitle {
  font-size: 20px;
  font-weight: 400;
  color: #212121;
  line-height: 28px;
  margin-bottom: 8px;
}

.tlintroduce {
  font-size: 16px;
  font-weight: 400;
  color: #3e3e59;
  line-height: 26px;
}

.freeregister {
  height: 829px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.freecenterbox {
  height: 621px;
  width: 1288px;
  box-shadow: 0px 12px 16px 0px rgba(0, 0, 0, 0.0364);
  border-radius: 24px;
  display: flex;
}

.freeleft {
  height: 100%;
  width: 489px;
  position: relative;
  display: flex;
  align-items: center;
}

.pcindex {
  width: 100%;
}

.index04 {
  height: 100%;
  width: 100%;
}

.loginbox {
  position: absolute;
  width: 365px;
  height: 42px;
  bottom: 96px;
  left: 50%;
  transform: translateX(-50%);
}

.loginbtn {
  width: 100%;
  height: 100%;
  cursor: pointer;
  animation: reSize 1.8s infinite;
}

@keyframes reSize {
  %0,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.1);
  }
}

.loginbtn:hover {
  animation: none;
}

.freeright {
  margin-left: 104px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 500px;
}

.freetitle {
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  line-height: 56px;
  margin-bottom: 20px;
  transition: all 4s ease;
}
.freetitle span {
  margin-left: 40px;
}

.freecontent {
  font-size: 22px;
  font-weight: 400;
  color: #3e3e59;
  line-height: 34px;
}

.chaoditext {
  height: 179px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 48px;
  font-weight: 400;
  color: #fff;
  transition: all 4s ease;
}

.pricebox {
  display: flex;
  min-width: 1288px;
  justify-content: center;
  gap: 0 32px;
}

.priceitem {
  width: 408px;
  height: 560px;
  box-shadow: 0px 12px 16px 0px rgba(0, 0, 0, 0.0364);
  border-radius: 24px;
  opacity: 1;
  border: 1px solid #f5f5f5;
  box-sizing: border-box;
  padding: 40px;
  box-sizing: border-box;
  color: #121212;
  cursor: pointer;
  transition: all ease 0.5s;
}

/* .priceitem:hover {
	color: #fff;
	background: #121212;
} */

.price-back-color {
  color: #fff;
  background: #121212;
}

.itemtop {
  height: 219px;
  display: flex;
  justify-content: space-between;
}

.itemtop-left {
  display: flex;
  flex-direction: column;
}

.itemtop-left .xufe {
  font-size: 22px;
  font-weight: 400;
  line-height: 26px;
  margin-bottom: 19px;
}

.itemtop-left .price {
  font-size: 48px;
  font-weight: 400;
  line-height: 56px;
}

.itemtop-left .nextprice {
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
}

.itemline {
  display: flex;
  margin-bottom: 8px;
}

.linelabel {
  width: 24px;
  height: 30px;
  color: #20c997;
  margin-right: 6px;
  display: flex;
  align-items: center;
}

.linelabel img {
  width: 24px;
  height: 24px;
}

.linecontent {
}

.linetitle {
  font-size: 18px;
  font-weight: 400;
  line-height: 30px;
}

.linesubtitle {
  font-size: 14px;
  font-weight: 400;
  line-height: 26px;
}

.querybox {
  width: 900px;
  margin: 0 auto;
}

.querytitle {
  font-size: 30px;
  font-weight: 350;
  color: #212121;
  line-height: 38px;
  margin-top: 104px;
  margin-bottom: 54px;
  cursor: pointer;
}

.querylink {
  display: block;
  padding: 17px 0;
  border-bottom: 2px solid #3f3b3b;
  font-size: 22px;
  font-weight: 400;
  color: #121212;
  line-height: 26px;
  text-decoration: none;
}

.querylink:hover {
  font-weight: 600;
}

.queryitem {
  margin-top: 15px;
}

.weitibox {
  padding: 17px 0;
  display: flex;
  align-items: center;
  border-bottom: 2px solid #3f3b3b;
}

.weitileft {
  font-size: 22px;
  font-weight: 400;
  color: #121212;
  line-height: 26px;
  flex: 1;
  margin-right: 20px;
}

.weitiright {
  flex: none;
}

.addicon {
  width: 32px;
  height: 32px;
  cursor: pointer;
  transition: all ease 0.3s;
}

.addicon:hover {
  transform: rotate(180deg);
}

.subtracticon {
  width: 32px;
  height: 32px;
  cursor: pointer;
}

.answerbox {
  margin-top: 16px;
  font-size: 18px;
  font-weight: 350;
  color: #3d3d3d;
  line-height: 30px;
  overflow: hidden;
  display: none;
}

.answer-show {
  display: block;
}

.flootbox {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 100px;
  height: 315px;
  background: #3e3e59;
}

.floottop {
  flex: 1;
  display: flex;
  width: 1288px;
  justify-content: center;
  box-sizing: border-box;
  padding-top: 70px;
}
.foneitem {
  flex: none;
  font-weight: 400;
  font-size: 14px;
  color: #d5d5ef;
  line-height: 20px;
  padding-right: 60px;
}

.fline {
  height: 141px;
  width: 1px;
  background: #d5d5ef;
  margin-right: 65px;
}

.foneitem > div {
  margin-bottom: 10px;
}

.ftwoitem {
  flex: none;
  display: flex;
  flex-direction: column;
  font-weight: 400;
  font-size: 14px;
  color: #d5d5ef;
  line-height: 20px;
}
.ftwoitem > a {
  text-decoration: underline;
  margin-bottom: 10px;
  cursor: pointer;
}
.ftwoitem > a:visited {
  color: #d5d5ef;
}

.ffouritem {
  flex: 1;
  margin-left: 175px;
  margin-right: 36px;
  font-weight: 700;
  font-size: 14px;
  color: #8181a4;
  line-height: 20px;
}
.ffouritem > .item {
  display: flex;
  margin-bottom: 10px;
}
.ffouritem > .item > .label {
  flex: none;
}
.ffouritem > .item > .value {
  flex: 1;
}

.ftwoitem > a:hover {
  color: #5c5cf7;
}

.ffive > img {
  width: 140px;
  height: 164px;
}

.qtwocode {
  flex: 1;
  width: 1288px;
  margin: 0 auto;
  position: relative;
}

.qtwocode img {
  width: 140px;
  height: 164px;
  position: absolute;
  right: 0;
  bottom: 0;
  transform: translateY(50%);
}

.flootbottom {
  flex: none;
  width: 100%;
  display: flex;
  align-items: flex-end;
}

.copytext {
  margin: 20px 0;
  display: flex;
  justify-content: center;
  text-align: center;
  font-size: 14px;
  font-weight: 400;
  color: #ffffff;
  line-height: 22px;
  width: 100%;
}

.ylactive {
  color: #212121;
}

@keyframes moveEle {
  0% {
    transform: translate(0, 0);
  }

  20% {
    transform: translate(-2%, -2%);
  }

  40% {
    transform: translate(2%, -2%);
  }

  60% {
    transform: translate(2%, 2%);
  }

  80% {
    transform: translate(-2%, 2%);
  }

  100% {
    transform: translate(0%, 0%);
  }
}

@keyframes moveSmall {
  0% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(-10%, -10%);
  }
}

@keyframes moveDown {
  0% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(2%, 6%);
  }
}

.downbox {
  width: 100vw;
  height: 100vh;
  position: fixed;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
  top: 0;
  left: 0;
  right: 0;
  border: 0;
  display: flex;
  /* flex-direction: column; */
  justify-content: center;
}

.bigbox {
  display: flex;
  flex-direction: column;
}

.inbox {
  flex: none;
  max-width: 1200px;
  border-radius: 37px;
  background: #fff;
  padding: 95px 90px 80px 90px;
  position: relative;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.closebox {
  width: 34px;
  height: 34px;
  position: absolute;
  right: 50px;
  top: 28px;
  z-index: 10;
  transform: rotate(45deg);
  cursor: pointer;
  transition: all ease 0.5s;
}

.closebox::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  height: 100%;
  width: 2.5px;
  background: #d9d9d9;
}

.closebox::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 2.5px;
  width: 100%;
  background: #d9d9d9;
}

.closebox:hover {
  transform: rotate(225deg);
}

.downlist {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 54px;
}

.imgbox {
  width: 161px;
  height: 161px;
  background: #ffffff;
  box-shadow: 0px 5px 15px 0px #f4f3f8;
  border-radius: 9px 9px 9px 9px;
  padding: 7px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.imgbox:hover {
  box-shadow: 0px 5px 15px 0px rgba(0, 0, 0, 0.3);
}

.imgbox:hover .backimg {
  transform: translate(-50%, -50%) rotateY(0deg) !important;
}

.imgbox:hover .frontimg {
  transform: translate(-50%, -50%) rotateY(-180deg) !important;
}

.imgbox img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all ease 1s;
  backface-visibility: hidden;
}

.backimg {
  transform: translate(-50%, -50%) rotateY(180deg) !important;
}

.downtext {
  font-size: 22px;
  font-weight: 400;
  color: #3d3d3d;
  line-height: 55px;
  height: 55px;
  text-align: center;
}

/* 台式机 / MacBook：一块内容一屏 */
@media (min-width: 901px) {
  html, body {
    overflow-x: hidden;
    overflow-y: auto;
  }
  .screen {
    height: 100vh;
    height: 100dvh;
    box-sizing: border-box;
    overflow: hidden;
  }
  .screen-hero {
    display: flex;
    flex-direction: column;
  }
  .yuleibox {
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
  }
  .yltop {
    height: auto;
    padding-top: clamp(8px, 2.4vh, 28px);
    flex: none;
  }
  .yltitle {
    height: auto;
    font-size: clamp(32px, 4.2vh, 48px);
    letter-spacing: 4px;
    line-height: 1.2;
  }
  .ylsubtitle {
    font-size: clamp(28px, 5vh, 56px);
    margin-bottom: clamp(12px, 2vh, 24px);
    line-height: 1.2;
  }
  .download {
    margin-bottom: clamp(14px, 2.2vh, 28px);
    height: clamp(48px, 5.8vh, 64px);
    width: clamp(176px, 18vw, 226px);
    font-size: clamp(16px, 2vh, 22px);
  }
  .ylbody {
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  .casetitlebox {
    height: auto;
    margin-bottom: clamp(8px, 1.4vh, 18px);
    flex: none;
    gap: 4px;
    justify-content: center;
  }
  .casetitle {
    font-size: clamp(16px, 2.2vh, 26px);
  }
  .casesubtitle {
    font-size: clamp(20px, 3vh, 36px);
  }
  .ylstage {
    display: block;
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
  }
  .ylimg {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    transform-origin: top left;
  }

  .whatbox {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(12px, 2vh, 28px) 24px;
  }
  .whattitle {
    padding-top: 0;
    font-size: clamp(32px, 4.4vh, 48px);
    flex: none;
  }
  .whatsubtitle {
    margin-bottom: clamp(12px, 2vh, 28px);
    flex: none;
  }
  .whatstage {
    display: block;
    position: relative;
    width: min(1288px, 100%);
    flex: 1 1 auto;
    min-height: 0;
    max-height: 720px;
  }
  .whatimg {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    transform-origin: top left;
  }

  .xeitongbox {
    height: 100vh;
    gap: clamp(24px, 4vw, 64px);
    padding: 0 40px;
  }
  .xtcontent {
    margin-bottom: clamp(20px, 5vh, 64px);
  }
  .xtitle {
    font-size: clamp(32px, 4.4vh, 48px);
    line-height: 1.2;
  }
  .xtstage {
    display: block;
    position: relative;
    width: min(615.6px, 42vw);
    height: min(517.6px, 62vh);
    flex: none;
  }
  .xtright {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    transform-origin: top left;
  }

  .anlikubox {
    height: 100vh;
    gap: clamp(24px, 4vw, 64px);
    padding: 0 40px;
  }
  .anliright {
    margin-bottom: 0;
  }
  .altitle {
    font-size: clamp(32px, 4.4vh, 48px);
    line-height: 1.2;
  }
  .alintr {
    margin-top: clamp(24px, 6vh, 64px);
  }
  .anstage {
    display: block;
    position: relative;
    width: min(661.5px, 46vw);
    height: min(405.2px, 50vh);
    flex: none;
  }
  .anlileft {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    transform-origin: top left;
  }

  .clienttool {
    height: 100vh;
    padding: 32px 24px;
  }
  .cttitle {
    font-size: clamp(28px, 4.2vh, 48px);
    line-height: 1.2;
    margin-bottom: clamp(20px, 3vh, 36px);
  }

  .freeregister {
    height: 100vh;
    padding: 24px;
  }
  .freetitle {
    font-size: clamp(32px, 4.4vh, 48px);
    line-height: 1.2;
  }

  .screen-price {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 24px;
  }
  .screen-price .chaoditext {
    height: auto;
    padding: 8px 0 28px;
    font-size: clamp(32px, 4.4vh, 48px);
  }
  .pricebox {
    min-width: 0;
  }
}

@media (max-width: 900px) {
  html {
    scroll-snap-type: none;
  }
  html, body {
    overflow-x: hidden;
  }
  .screen {
    height: auto;
  }
  .app {
    height: auto;
    overflow-x: hidden;
  }
  .title {
    height: auto;
    min-height: 64px;
    padding: 12px 16px;
  }
  .imglogo {
    width: 132px;
    height: auto;
  }
  .titright {
    font-size: 15px;
  }
  .prod-drop {
    margin-right: 16px;
  }
  .prod-btn {
    font-size: 15px;
  }
  .yltop {
    height: auto;
    padding: 28px 16px 0;
  }
  .yltitle {
    height: auto;
    font-size: 28px;
    letter-spacing: 1px;
    text-align: center;
    color: #212121;
    line-height: 1.3;
  }
  .ylsubtitle {
    font-size: 30px;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.35;
    color: #3e3e59 !important;
  }
  .download {
    width: 168px;
    height: 52px;
    font-size: 18px;
    margin-bottom: 24px;
  }
  .ylbody {
    height: auto;
    display: block;
    overflow: visible;
    padding-bottom: 12px;
  }
  .casetitlebox {
    height: auto;
    gap: 8px;
    margin-bottom: 12px;
    padding: 0 16px;
  }
  .casetitle {
    font-size: 15px;
    text-align: center;
  }
  .casesubtitle {
    font-size: 22px;
    text-align: center;
  }
  .ylstage {
    display: block;
    position: relative;
    width: calc(100vw - 16px);
    height: calc((100vw - 16px) * 726 / 1199);
    margin: 0 auto 12px;
  }
  .ylimg {
    position: absolute;
    left: calc((100vw - 16px) * 130 / 1199);
    top: 0;
    width: 1031px;
    height: 665px;
    margin: 0;
    zoom: 1;
    transform: scale(calc((100vw - 16px) / 1199px));
    transform-origin: top left;
  }

  .whatbox,
  .xeitongbox,
  .anlikubox,
  .clienttool,
  .freeregister {
    height: auto;
    padding: 48px 16px;
    box-sizing: border-box;
  }
  .whattitle,
  .xtitle,
  .altitle,
  .cttitle,
  .freetitle,
  .chaoditext {
    font-size: 28px;
    line-height: 1.35;
    color: #212121;
    height: auto;
  }
  .whattitle { padding-top: 0; }
  .whatsubtitle { padding: 0 8px; }
  .whatstage {
    display: block;
    position: relative;
    width: calc(100vw - 32px);
    height: calc((100vw - 32px) * 720 / 1288);
    margin: 0 auto;
  }
  .whatimg {
    position: absolute;
    left: 0;
    top: 0;
    width: 1288px;
    height: 720px;
    margin: 0;
    transform: scale(calc((100vw - 32px) / 1288px));
    transform-origin: top left;
  }

  .xeitongbox,
  .anlikubox {
    flex-direction: column;
    align-items: stretch;
  }
  .xtleft,
  .anliright,
  .freeright {
    width: 100%;
    height: auto;
    margin: 0;
  }
  .xtstage {
    display: block;
    position: relative;
    width: calc(100vw - 32px);
    height: calc((100vw - 32px) * 517.6 / 615.6);
    margin: 20px auto 0;
  }
  .xtright {
    position: absolute;
    left: 0;
    top: 0;
    zoom: 1;
    width: 615.6px;
    height: 517.6px;
    margin: 0;
    transform: scale(calc((100vw - 32px) / 615.6px));
    transform-origin: top left;
  }
  .anstage {
    display: block;
    position: relative;
    width: calc(100vw - 32px);
    height: calc((100vw - 32px) * 405.2 / 661.5);
    margin: 20px auto 0;
  }
  .anlileft {
    position: absolute;
    left: 0;
    top: 0;
    zoom: 1;
    width: 661.5px;
    height: 405.2px;
    margin: 0;
    transform: scale(calc((100vw - 32px) / 661.5px));
    transform-origin: top left;
  }
  .xtcontent,
  .scaleinfo { margin-bottom: 16px; }
  .anliright { align-items: flex-start; margin-bottom: 0; }
  .altitle span { margin-left: 0; display: block; }
  .alsubtitle div,
  .alintr div { text-align: start; }
  .alintr { margin-top: 20px; }

  .toollist {
    flex-direction: column;
    width: 100%;
    gap: 16px;
  }
  .tlitem {
    width: 100%;
    height: auto;
  }
  .tlleft { width: 100%; }
  .tlitem:hover .tlright,
  .tlright,
  .client01,
  .client02,
  .rw01,
  .rw02 { display: none; }

  .freecenterbox {
    width: 100%;
    height: auto;
    flex-direction: column;
    align-items: center;
    box-shadow: none;
  }
  .freestage {
    display: block;
    position: relative;
    width: calc(100vw - 32px);
    height: calc((100vw - 32px) * 621 / 489);
    margin: 0 auto;
  }
  .freeleft {
    position: absolute;
    left: 0;
    top: 0;
    zoom: 1;
    width: 489px;
    height: 621px;
    margin: 0;
    transform: scale(calc((100vw - 32px) / 489px));
    transform-origin: top left;
  }
  .freeright {
    width: auto;
    margin-left: 0;
    padding: 8px 16px 24px;
  }

  .pricebox {
    min-width: 0;
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 0 16px 32px;
    box-sizing: border-box;
  }
  .priceitem {
    width: 100%;
    max-width: 420px;
    height: auto;
  }

  .querybox {
    width: auto;
    margin: 0 16px;
  }
  .querytitle {
    font-size: 26px;
    margin-top: 40px;
    margin-bottom: 20px;
  }
  .querylink { font-size: 16px; }

  .flootbox {
    height: auto;
    margin-top: 48px;
  }
  .floottop {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 16px 16px;
    gap: 16px;
    box-sizing: border-box;
  }
  .foneitem { padding-right: 0; }
  .fline {
    width: 100%;
    height: 1px;
    margin: 0;
  }
  .ffouritem { margin: 0; }
  .copytext { padding: 0 12px 8px; box-sizing: border-box; }

  .downbox {
    width: 100%;
    overflow: auto;
    align-items: flex-start;
  }
  .bigbox { width: 100%; }
  .inbox {
    width: calc(100% - 24px);
    max-width: none;
    padding: 56px 16px 24px;
    left: 12px;
    top: 12px;
    transform: none;
    box-sizing: border-box;
  }
  .closebox { right: 16px; top: 16px; }
  .downlist { justify-content: center; gap: 12px; }
  .imgbox { width: 42%; height: auto; aspect-ratio: 1; }
}