:root {
  --bs-screen-xxl: 75rem;
}

*,
body,
html {
  margin: 0;
  padding: 0;
  box-sizing: border-box;

}

html {
  font-size: 1rem;
  color: #000;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
}

h1 {
  font-weight: 800;
  font-size: 3.94rem;
  color: #FFFFFF;
  text-align: left;
}

h2 {
  font-weight: 800;
  font-size: 3.13rem;
  color: #313131;
  line-height: 3.72rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.375rem;
  text-align: left;
}

p {
  font-weight: 500;
  font-size: 1.25rem;
  color: #313131;
  line-height: 1.75rem;
}

/* .home-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 13.75rem;
  height: 3.5rem;
  background-color: #FF9314;
  color: #FFF;
  transition: all 0.3s ease;
  overflow: hidden;
} */
.home-container {
  width: var(--bs-screen-xxl);
  margin: 0 auto;
}

.home-btn {
  width: 10.84rem;
  height: 3.19rem;
  font-weight: 500;
  font-size: 1.13rem;
  color: #FFFFFF;
  background: #FF8400;
  border: 2px solid #FF8400;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  outline: none;
  border-radius: 2.41rem;
  box-sizing: border-box;
}

.home-btn span {
  margin-right: 0.25rem;
}


.home-btn:hover {
  background: transparent;
  color: #FF8400;
}

/* 头部 */
.header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  height: 5.625rem;
  font-size: 1.125rem;
}

.header-con {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: var(--bs-screen-xxl);
  margin: 0 auto;
}

.header-logo {
  width: 12.5rem;
}

.header-menus {
  display: flex;
  align-items: center;
  margin: 0 3rem;
  height: 100%;
}

.header-menus li {
  margin: 0 1rem;
}

.header-menus a {
  color: #fff;
  font-size: 1.13rem;
}

.header-menus i {
  color: #FFF;
}

.header-search {
  border-bottom: 1px solid #FFF;
  width: 14rem;
  display: flex;
  justify-content: space-between;
  height: 1.35rem;
}

.header-search input {
  border: none;
  outline: none;
  background: transparent;
  color: #FFF;
  width: calc(100% - 1rem);
  padding-bottom: 0.125rem;
  height: 100%;
  font-size: 0.88rem;
}

.header-search input::placeholder {
  color: #CCCCCC;
  font-size: 0.88rem;
}

.header-search i {
  color: #FFF;
}

#header-menu__expand {
  display: none;
  margin-right: 1rem;
  font-size: 3rem;
}

#header-right {
  width: 76%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.home-tool__detail>img {
  width: 50%;
}

.header-lang {
  color: #FFF;
  display: flex;
  width: 5rem;
  margin-left: 1.25rem;
  cursor: pointer;
  position: relative;
}

#header-lang__content {
  /* border-left: 1px solid #FFF; */
  padding: 1rem 0rem;
  display: flex;
  width: 100%;
  cursor: pointer;
  justify-content: space-between;
  align-items: center;
}

#header-lang__content img {
  width: 1.63rem;
}

.header-lang__flag {
  background-image: url('../assets/imgs/lang.gif');
  position: relative;
  display: block;
  background-repeat: no-repeat;
  width: 1.325rem;
  height: 1rem;
  margin-right: 0.3rem;
}

.header-lang__en .header-lang__flag {
  background-position: 0 -256px !important
}

#header-lang__menus {
  /* width: 100%; */
  display: none;
  background-color: #FFF;
  color: #000;
  position: absolute;
  top: 3rem;
  right: 0rem;
  box-shadow: 0px 0px 0.875rem #0000006e;
  box-sizing: border-box;
}

#header-lang__menus li {
  box-sizing: border-box;
  width: 100%;
  padding: 0.75rem;
  font-size: 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #dfdcdc;
}

.header-lang__triangle {
  font-size: 1rem;
  display: inline-block;
  transition: all .2s;

}

.header-menus li:hover .header-menus__second {
  display: block;
}

.header-menu i {
  transition: all .2s;
  display: inline-block;
}

.header-menus li:hover>.header-menu i {
  transform: rotate(90deg);
}

.header-menus>li {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.header-menus>li:hover>.header-menu a,
.header-menus>li:hover>.header-menu i {
  color: #FF8400;
}

.header-menus__second {
  display: none;
  width: fit-content;
  position: absolute;
  top: 5rem;
  left: 0;
  background: #FFFFFF;
  box-shadow: 0rem 0rem 1rem 0rem rgba(12, 0, 5, 0.35);

  padding: 1.5rem 0;
  border-radius: 0.63rem;
  z-index: 10;
}

.header-menus__second i {
  color: #5B5B5B;
  margin-right: 0.25rem;

}

.header-menus__second>li {
  /* height: 2.77rem; */
  /* padding: 0 0.63rem; */
  margin: 0;
  padding: 0.5rem 1.44rem;
  width: 100%;
}

.header-menus__second>li:not(:last-child) {

  margin-right: 3rem;
}

.header-menus__second>li a {
  /* width: 100%; */
  /* height: 100%; */
  display: flex;
  align-items: center;
  font-weight: 400;
  font-size: 1.18rem;
  color: #5B5B5B;
  text-wrap: nowrap;
}

.header-menus__second:before {
  position: absolute;
  content: "";
  width: 0;
  height: 0;
  top: -0.75rem;
  left: 1.5rem;
  border-right: solid 1rem transparent;
  border-left: solid 1rem transparent;
  border-bottom: solid 1rem #fff;
}

.header-menus__second>li:hover .header-menu i,
.header-menus__second>li:hover .header-menu a,
.header-menus__second>li:hover>a {
  color: #FF8400;

}

.header-lang:hover #header-lang__menus {
  display: block;
}

.header-lang:hover .header-lang__triangle {
  transform: rotate(-90deg);
}

.header-menus__third {
  display: none;
  flex-direction: column;
  padding-left: 0.5rem;
  position: absolute;
  left: 100%;
  top: 0rem;
}

.header-menus__third--content {
  background-color: #FFF;
  padding: 0.88rem 1.25rem;

  border-radius: 0.63rem;
}

.header-menus__third--content>li {
  padding: 0.5rem 0;
}

.header-menus__third--content>li a {
  font-size: 1.13rem;
  color: #585858;
  margin-top: 0.5rem;
}

.header-menus__third--content>li:hover a {
  color: #FF8400;
}

.header-menus__second>li:hover .header-menus__third {
  display: flex;

}

.header-menu__control {
  display: flex;
  align-items: center;
  color: #FFF;
}

/* banner */
.home-banner {
  width: 100%;
  position: relative;
  height: 60.06rem;
}

.home-banner_content {
  width: 100%;
  border: none;
  vertical-align: middle;
  max-width: 100%;
}

.home-banner-swiper {
  width: 100%;
  height: 100%;

  overflow: hidden;
}

.home-banner-swiper .swiper-slide {
  text-align: center;
  font-size: 18px;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  background-size: cover;

}

.home-banner-swiper .swiper-slide img {
  display: block;
  width: 100%;
  /* height: 100%;
  object-fit: cover; */
}

.home-banner_show {
  position: absolute;
  left: 0;
  top: 50%;
  width: 74%;
  z-index: -1;
}

.header-menu {
  display: flex;
  align-items: center;
}


/* footer */

.footer {
  background-color: #FF9314;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding-top: 2.75rem;
}

.footer .home-btn {
  width: 19.56rem;
  background: #FFF;
  border: 2px solid #FFF;
  color: #000;
  height: 4.18rem;
  transition: all .2s;
}

.footer .home-btn:hover {
  background: transparent;
  color: #FFF;
}

.footer .home-btn span {
  position: static;
  margin-right: 1.94rem;
}

.footer-list {
  display: flex;
  margin: 2.38rem 0 1.35rem 0;
}

.footer-list a {
  font-weight: bold;
  font-size: 1.13rem;
  color: #FFFFFF;
  line-height: 3.19rem;
  margin: 0 2rem;
}

.footer__copyright {
  width: 100%;
  padding: 1.63rem 0;
  border-top: 1px solid rgba(255, 255, 255);
  text-align: center;
}



/* banner */
.home-banner__info {
  position: absolute;
  width: 100%;
  height: 100%;
}

.home-banner__info--content {
  width: var(--bs-screen-xxl);
  margin: 0 auto;
  padding-top: 19.38rem;
}

.home-banner__info h4 {
  font-size: 1.63rem;
  color: #FFFFFF;
  line-height: 3.19rem;
  margin: 2.5rem 0 3.5rem 0;
}

.home-banner__info p {
  font-size: 1.25rem;
  color: #FFFFFF;
  line-height: 2.19rem;
  text-align: left;
  width: 24%;
  text-wrap: wrap;
}

.home-banner-btns {
  margin-top: 10rem;
  display: flex;
}

.home-banner-btns .home-btn {
  margin-right: 0.5rem;
}

/* axis */
.home-axis {
  padding: 1.5rem 0 4.3rem 0;
  background-color: #EFEFF1;
}

.home-axis .home-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.home-axis img {
  width: 50%;
  display: inline-block;
}

.home-axis .home-axis__info {
  width: 45%;
}

.home-axis p {
  margin: 2.5rem 0 2.2rem 0;
}

/* advance */
.home-advance {
  padding: 6.5rem 0 6rem 0;
}

.home-advance .home-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.home-advance h2,
.home-advance p {
  text-align: center;
}

.home-advance p {
  margin: 3.5rem 0 2.8rem 0;
}

.home-advance__show {
  width: 36.31rem;
  height: 36.31rem;
  background: url(../assets/imgs/home/camera-bg.png);
  background-size: cover;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 1rem;
}

.home-advance__show img {
  width: 72%;
  transition: all .2s;
}

.home-advance__show img:hover {
  transform: scale(1.1);
}

/* gimbal */
.home-gimbal {
  width: 100%;
  height: 41.69rem;
  background: url(../assets/imgs/home/gimbal-bg.png);
  background-size: cover;
}

.home-gimbal .home-container {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.home-gimbal p,
.home-gimbal h2 {
  color: #FFF;
}

.home-gimbal h2 {
  width: 40%;
}

.home-gimbal p {
  width: 50%;
  margin: 3.5rem 0 2.6rem 0;
}

/* bluetooth */
.home-bluetooth .home-container {
  position: relative;
}

.home-bluetooth__show {
  margin-top: 1rem;
  width: 28.06rem;
  position: absolute;
  z-index: -1;
  top: 16rem;
}

.home-bluetooth__show img {
  width: 100%;
}

.home-bluetooth__list {
  display: flex;
  flex-wrap: wrap;
  margin-top: 28.81rem;
}

.home-bluetooth__list li {
  width: calc((100% - 2.6rem * 2) / 3);
  background: #FFFFFF;
  box-shadow: 0rem 0rem 1rem 0rem rgba(30, 30, 30, 0.17);
  border-radius: 1.88rem;
  padding: 4.56rem 3.56rem 4.44rem 2.19rem;
}

.home-bluetooth__list li:not(:last-child) {
  margin-right: 2.6rem;
}

.home-bluetooth h1 {
  font-weight: 800;
  font-size: 5.94rem;
  color: #2C2C2C;
  line-height: 8.31rem;
}

.home-bluetooth__list p {
  margin: 3.88rem 0 2.63rem 0;
  text-align: left;
  color: #2C2C2C;
  line-height: 2.19rem;
}

@media only screen and (max-width: 1440px) {
  .home-banner__info--content {
    padding-top: 10rem;
  }

  .home-banner-btns {
    margin-top: 5rem;
  }

  .home-banner {
    height: 45rem;
  }
}

@media only screen and (max-width: 640px) {
  :root {
    --bs-screen-xxl: 95%
  }

  .header-con {
    justify-content: space-between;
  }

  .header {
    position: fixed;
    z-index: 10000;
    background-color: #FF9314;
  }

  #header-menu__expand {
    display: block;
  }

  .header-menus__second,
  .header-menus__third,
  .header-menus__third--content {
    /* display: block; */
    position: static;
    background: transparent;
    box-shadow: none;
  }

  .header-menus>li {
    display: block;
  }

  .header-menus__second:before {
    display: none;
  }

  .header-menus__second>li a {
    color: #FFF;
  }

  .header-menus i {
    color: #FFF;
  }

  #header-right {
    display: none;
    background-color: #FF9314;
    position: absolute;
    top: 5.625rem;
    left: 0;
    width: 100%;
    padding: 2rem 3rem;
    flex-direction: column-reverse;
    height: auto;
    align-items: flex-start
  }

  .header-menus {
    flex-direction: column;
    align-items: flex-start;
    margin: 0;
    width: 100%;
  }

  .header-menu {

    justify-content: space-between;
  }

  .header-menu i:hover .header-menus__second {
    display: block;
  }

  .header-menus>li {
    margin: 0.75rem 0;
    width: 100%;
  }

  .header-search {
    align-items: flex-start;
    justify-content: flex-start;
    margin-bottom: 1.5rem;
    width: 100%;
  }

  .header-search input {
    width: calc(100% - 2rem);
  }

  .home-banner {
    margin-top: 5.625rem;
  }

  .home-banner__info--content {
    padding-top: 2rem;
  }

  .home-banner__info h4 {
    margin: 1.5rem 0 2rem 0;
  }

  .home-banner__info p {
    width: 100%;
  }

  .home-banner-btns {
    margin-top: 3rem;
  }

  .home-gimbal h2 {
    width: 100%;
    text-align: center;
  }

  .home-gimbal p {
    width: 100%;
    text-align: center;
  }

  .home-gimbal .home-container {
    align-items: center;
  }

  .home-bluetooth__list>li {
    width: 80%;
    margin-bottom: 3rem;
    margin-right: 0;
  }

  .home-bluetooth__list li:not(:last-child) {
    margin-right: 0;
  }

  .home-bluetooth__list {
    justify-content: center;
  }

  .home-axis .home-container {
    flex-wrap: wrap;
  }

  .home-axis .home-axis__info {
    width: 100%;
  }

  .home-advance__show {
    width: 100vw;
    height: 100vw;
  }

  .footer-list a {
    margin: 0 1rem;
  }

  .home-bluetooth__list {
    margin-top: 42rem;
  }

  .home-bluetooth__show {
    top: 24rem;
  }

  .home-banner__info--content h1 {
    font-size: 2rem;
  }

  .home-banner__info h4 {
    line-height: 2rem;
  }

  .home-banner__info h4 {
    margin: 0.5rem 0 1rem 0;
  }

  .home-banner {
    height: 23rem;
  }

  /* .home-bluetooth__show {
    bottom: ;
  } */
}