* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei", Arial, sans-serif;
  min-width: 1400px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 66px;
  background: #fff;
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.header-container {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-area img {
  height: 40px;
}

.logo-area span {
  font-size: 18px;
  color: rgba(57, 66, 110, 1);
  font-weight: 400;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 152px;
  height: 46px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  background: linear-gradient(88.93deg, #1c4ff5 -0.44%, #469bfd 89.89%);
  border-radius: 10px;
  color: #fff;
  font-size: 16px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
}

.download-btn:hover {
  background: linear-gradient(88.93deg, #9e1cf5 -0.44%, #4686fd 89.89%);
}

.download-btn img {
  width: 20px;
  height: 20px;
}

.main-content {
  padding-top: 66px;
}

.top-main {
  position: relative;
  background: linear-gradient(90deg, #fefefe 7.55%, #aed4ff 85.25%);
  background-size: cover;
  padding: 50px 0 98px;
}

.top-main-container {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-left {
  flex: 1;
}

.top-title {
  width: fit-content;
  font-size: 70px;
  font-weight: bold;
  color: rgba(25, 25, 25, 1);
  margin-bottom: 20px;
  position: relative;
}

.top-badge {
  position: absolute;
  top: -20px;
  right: -61px;
  width: 90px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px 8px 8px 0;
  background: linear-gradient(90deg, #f75e59 -0.7%, #ff9c02 100%);

  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.top-subtitle {
  font-size: 24px;
  color: rgba(57, 66, 110, 1);
  font-weight: bold;
  margin-bottom: 20px;
}

.feature-list {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  color: rgba(57, 66, 110, 1);
}

.feature-item img {
  width: 29px;
  height: 29px;
}

.top-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 86px;
  width: 306px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: linear-gradient(88.93deg, #1c4ff5 -0.44%, #469bfd 89.89%);

  border-radius: 10px;
  color: #fff;
  font-size: 32px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0px 2px 20px 0px #0040ff33;
}

.top-download-btn:hover {
  background: linear-gradient(88.93deg, #9c1ff5 -0.44%, #4686fd 89.89%);

  box-shadow: 0px 2px 20px 0px #0040ff33;
}

.top-download-btn img {
  width: 40px;
  height: 40px;
}

.version-info {
  margin-top: 20px;
  font-size: 14px;
  line-height: 18px;
  color: rgba(57, 66, 110, 0.7);
}

.version-info p + p {
  margin-top: 10px;
}

.top-right {
  flex-shrink: 0;
  transition: all 0.25s;
}

.top-right:hover {
  transform: scale(1.03);
}

.top-right img {
  width: 707px;
  height: auto;
  display: block;
}

.feature-cards {
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
  background: transparent;
  padding: 0;
  z-index: 10;
  bottom: -110px;
}

.feature-cards-container {
  width: 1200px;
  margin: 0 auto;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.1);
  padding: 36px;
}

.cards-list {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.card-item {
  display: flex;
  align-items: center;
  gap: 15px;
  position: relative;
  transition: all 0.3s;
  user-select: none;
}

.card-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(40px, -50%);
  width: 1px;
  height: 46px;
  background: rgba(0, 0, 0, 0.1);
}

.card-item:hover {
  opacity: 0.8;
}

.card-item img {
  width: 54px;
  flex-shrink: 0;
}

.card-item h3 {
  font-size: 24px;
  color: rgba(57, 66, 110, 1);
  font-weight: 400;
}

.feature-desc {
  text-align: center;
  font-size: 20px;
  color: rgba(57, 66, 110, 0.7);
  line-height: 20px;
  padding-top: 24px;
}

.advantage-item {
  padding: 80px 0 80px;
  margin-bottom: 0;
}

.advantage-list .advantage-item:first-child {
  padding-top: 160px;
  background-color: #fff;
}

.advantage-item:nth-child(2) {
  background: #fff;
}

.advantage-item:nth-child(3) {
  background: #fff;
}

.advantage-item:last-child {
  margin-bottom: 0;
  background: linear-gradient(180deg, #ffffff 0%, #e6f1ff 100%);
}

.advantage-content-wrapper {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.advantage-item:nth-child(even) .advantage-content-wrapper {
  flex-direction: row-reverse;
}

.advantage-content {
  width: 480px;
  opacity: 0;
  transform: translateX(-100px);
  transition: all 0.8s ease-out;
}

.advantage-content.animate-in {
  opacity: 1;
  transform: translateX(0);
}

.advantage-title {
  font-size: 44px;
  font-weight: bold;
  color: rgba(25, 25, 25, 1);
  margin-bottom: 30px;
}

.advantage-desc {
  font-size: 20px;
  color: rgba(57, 66, 110, 1);
  line-height: 34px;
  margin-bottom: 30px;
}

.advantage-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: 234px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(88.93deg, #1c4ff5 -0.44%, #469bfd 89.89%);

  border-radius: 8px;
  color: #fff;
  font-size: 24px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0px 2px 20px 0px #0040ff33;
}

.advantage-btn:hover {
  background: linear-gradient(88.93deg, #9c1ff5 -0.44%, #4686fd 89.89%);

  box-shadow: 0px 2px 20px 0px #0040ff33;
}

.advantage-btn img {
  width: 30px;
  height: 30px;
}

.advantage-image {
  flex-shrink: 0;
  opacity: 0;
  transform: translateX(100px);
  transition: all 0.8s ease-out;
}

.advantage-image.animate-in {
  opacity: 1;
  transform: translateX(0);
}

.advantage-image img {
  width: 620px;
  height: auto;
  display: block;
  transition: all 0.3s;
}
.advantage-image img:hover {
  transform: scale(1.03);
}

footer {
  height: 56px;
  line-height: 56px;
  text-align: center;
  color: rgba(57, 66, 110, 0.7);
  font-size: 16px;
  background-color: rgba(243, 243, 243, 1);
}
.download-target {
  position: relative;
  overflow: hidden;
}

.cta-shine {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.4) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-20deg) translateX(-150%);
  animation: shine 3s infinite;
  pointer-events: none;
}

@keyframes shine {
  0% {
    transform: skewX(-20deg) translateX(-150%);
  }

  20% {
    transform: skewX(-20deg) translateX(150%);
  }

  100% {
    transform: skewX(-20deg) translateX(150%);
  }
}
.search {
  position: absolute;
  right: 10px;
  top: 14px;
  width: 280px;
  margin-right: 10px;
  margin-left: 30px;
}
.search input.text {
  width: 280px;
  height: 38px;
  border: 1px solid #efefef;
  border-radius: 30px;
  padding-left: 25px;
  padding-right: 60px;
  font-size: 15px;
  color: #757575;
  outline: none;
}
.search input.btn {
  width: 28px;
  height: 24px;
  background-position: 0px 0px;
  border: none;
  cursor: pointer;
  position: absolute;
  top: 50%;
  margin-top: -12px;
  right: 40px;
  background: url(../images/indexIcons.png) no-repeat;
}
.search input.btn:hover {
  background-position: -462px -315px;
}
.search-wrap {
  position: absolute;
  right: 20px;
  top: 20px;
}
/* 左上角小logo */
.top-logo {
  position: absolute;
  top: 18px;
  left: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 2;
}

.small-logo-img {
  width: 162px;
}