/* 覆盖默认样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  text-decoration: none;
  color: inherit;
}
a:active,
a:visited {
  color: inherit;
}
/* 通用样式 */
body {
  min-width: 375px;
  margin: 0;
  padding: 0;
  font-family: "Poppins", sans-serif;
  position: relative;
  /* background: linear-gradient(
    rgba(204, 206, 251, 0.53) 0%,
    rgb(235, 243, 255) 50%,
    rgb(198, 220, 255) 100%
  ); */
  background: linear-gradient(
    rgb(235, 243, 255) 16.77%,
    rgba(219, 224, 253, 0.765) 35.43%,
    rgba(204, 206, 251, 0.533) 54.1%,
    rgba(201, 213, 253, 0.267) 77.05%,
    rgba(198, 220, 255, 0) 100%
  );
  /* background: linear-gradient(
    rgb(6, 9, 24) 16.77%,
    rgba(5, 14, 57, 0.8) 49.66%,
    rgba(5, 19, 91, 0.6) 63.43%,
    rgba(15, 9, 95, 0.298) 85.81%,
    rgba(26, 0, 99, 0) 100%
  ); */
}
button {
  border: none;
  background-color: transparent;
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
  overflow: visible;
}
h3 span {
  display: inline-block;
}
h2 span {
  display: inline-block;
}
.block {
  display: block;
}

.section_wrapper {
  width: 100%;
}
.section {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  /* overflow: hidden; */
  padding-left: 80px;
  padding-right: 80px;
}
.join_btn {
  cursor: pointer;
  /* width: 170px; */
  width: fit-content;
  padding: 0 20px;
  height: 42px;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  border-radius: 20px;
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(rgb(51, 51, 51) 0%, rgb(51, 51, 51) 100%);
}
.join_btn:hover {
  background: linear-gradient(
    93.5577deg,
    rgb(125, 187, 255) 0%,
    rgb(171, 116, 242) 95.04%
  );
}
.join_btn:visited {
  color: white;
}
.trust-btn {
  display: flex;
  width: 160px;
  height: 40px;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  color: white !important;
  border-radius: 40px;
  font-size: 18px;
  font-weight: 700;
  border: 1px solid white;
}

/* section_1 */
.section_1 {
  /* background: linear-gradient(
    rgb(0, 0, 0) 0%,
    rgb(0, 0, 0) 50%,
    rgb(0, 0, 0) 100%
  ); */
  background: linear-gradient(
    rgb(6, 9, 24) 16.77%,
    rgba(5, 14, 57, 0.8) 49.66%,
    rgba(5, 19, 91, 0.6) 63.43%,
    rgba(15, 9, 95, 0.298) 85.81%,
    rgba(26, 0, 99, 0) 100%
  );
  /* padding-bottom: 80px; */
  overflow: hidden;
}
.section_1 .section {
  padding-left: 0;
  padding-right: 0;
}

#spinner {
  max-width: 1440px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 44px;
  height: 717px;
  position: relative;
}
#spinner .img {
  position: absolute;
  bottom: 18px;
  right: 20px;
  width: 137px;
  z-index: 100;
}
.spinner_wrapper {
  display: none;
  position: relative;
  background-image: url(./assets/bg_2.webp);
  background-repeat: no-repeat;
  background-position: center;
  /* background-size: cover; */
  background-size: 834px auto;
  will-change: opacity;
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000;
}
#header_bar {
  position: relative;
  background: #202020;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px 0 40px;
  margin: 0 auto;
  height: 62px;
  border-radius: 0px 0px 32px 32px;
  user-select: none;
}

#header_bar .header-title-m {
  display: none;
  font-size: 20px;
  font-weight: bold;
  color: white;
  margin-left: 8px;
}
#header_bar .header_logo {
  display: flex;
  align-items: center;
  user-select: none;
}
.header_logo-img {
  width: 40px;
}
.header-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
  margin: 40px 0;
}

.header-title-left {
  white-space: nowrap;
  font-size: 82px;
  font-weight: 700;
  color: rgb(255, 255, 255);
}
.header-title-right {
  font-size: 30px;
  font-weight: 700;
  text-align: center;
  color: white;
  text-align: left;
  max-width: 490px;
  
}
.header_left {
  display: flex;
  align-items: center;
  height: 100%;
}
#hamburger {
  display: none;
  justify-content: flex-end;
  user-select: none;
  background-color: transparent;
}
#hamburger .line{
  width: 25px;
  height: 2.5px;
  background-color: #ecf0f1;
  display: block;
  margin: 4px auto;
  -webkit-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
#hamburger:hover{
  cursor: pointer;
}
#header_bar.is_active {
  border-radius: 0px;
}
#header_bar.is_active .nav_item_blog{
  font-weight: bold;
}
#header_bar.is_active #hamburger .line:nth-child(2){
  opacity: 0;
}

#header_bar.is_active #hamburger .line:nth-child(1){
  -webkit-transform: translateY(6.5px) rotate(45deg);
  -ms-transform: translateY(6.5px) rotate(45deg);
  -o-transform: translateY(6.5px) rotate(45deg);
  transform: translateY(6.5px) rotate(45deg);
}

#header_bar.is_active #hamburger .line:nth-child(3){
  -webkit-transform: translateY(-6.5px) rotate(-45deg);
  -ms-transform: translateY(-6.5px) rotate(-45deg);
  -o-transform: translateY(-6.5px) rotate(-45deg);
  transform: translateY(-6.5px) rotate(-45deg);
}

#header_bar.is_active {
  border-radius: 0px;
}
#header_bar.is_active #head_nav {
  grid-auto-rows: 1fr;
}

.nav_item {
  color: white;
  font-size: 16px;
  margin-right: 40px;
  height: 62px;
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

/* nav */
#head_nav {
  position: absolute;
  z-index: 999;
  width: 100%;
  max-width: 100%;
  top: 62px;
  left: 0;
  overflow: hidden;
  display: grid;
  grid-auto-rows: 0;
}
.nav_menu {
  display: flex;
  flex-direction: column;
  padding: 20px;
  padding-top: 0px;
  background-color: rgba(32, 32, 32, 1);
  border-radius: 0 0 20px 20px;
  color: #fff;
}
.nav_menu .menu_sub {
  font-size: 20px;
  margin-top: 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.menu_item_list {
  /* display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 62px;
  gap: 20px; */
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.menu_item_wrapper {
  display: flex;
  gap: 20px;
}
.nav_menu .menu_item {
  flex: 1;
  display: flex;
  gap: 10px;
  padding: 8px;
  cursor: pointer!important;
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  border-radius: 8px;
  background-color: #202020;
  align-items: center;
}
.nav_menu .menu_item:hover {
  background-color: rgba(255,255,255,0.1);
}
.nav_menu .menu_item:last-child {
  margin-bottom: 0;
}
.menu_item_empty {
  flex: 1;
}

.menu_item_img {
  display: block;
  width: 80px;
  /* height: 100%; */
  object-fit: cover;
  object-position: center;
  border-radius: 4px;
  margin-right: 10px;
}
.menu_item_title {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

/* care_nav */
#care_nav_txt_2 {
  display: inline;
}
#care_nav_txt_1 {
  display: inline;
}

/* section_2 */
.section_2 {
  /* padding: 0; */
  position: relative;
}
.section_2 .section {
  /* padding-top: 280px; */
}
.section_2_top {
  margin: 120px 0 40px 0;
  font-size: 80px;
  font-weight: 700;
  text-align: center;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.video_1 {
  width: 100%;
  margin: 0 auto;
  overflow: hidden;
}
.video_1 video {
  position: relative;
  /* z-index: 99; */
  border-radius: 44px;
}
.section_2_bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: black;
  margin: 120px 0 40px 0;
}
.section_2_bottom_title {
  font-size: 82px;
  font-weight: 700;
}
.section_2_bottom_content {
  font-size: 30px;
  font-weight: 700;
  width: 480px;
}
/* section_3 */
.section_3 {
  background: white;
  padding-top: 80px;
  padding-bottom: 80px;
}
.logos {
  display: grid;
  /* grid-template-columns: repeat(3, 1fr); */
  grid-template-columns: repeat(3, 23%);
  gap: 20px;
  justify-content: space-between;
  align-items: center;
}
.logo {
  width: 100%;
}

.section_4 {
  background: linear-gradient(
    135deg,
    rgb(212, 69, 247) -6.85%,
    rgb(70, 178, 216) 52.49%,
    rgb(98, 61, 218) 89.91%
  );
}
.section_4_content {
  height: 326px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
}
.section_4_content_left_sub {
  font-size: 16px;
  font-weight: 600;
  /* white-space: nowrap; */
}
.section_4_content_left_title {
  font-size: 48px;
  font-weight: 700;
  white-space: nowrap;
  display: flex;
}
.section_4_content_right {
  font-size: 20px;
  font-weight: 400;
  width: 500px;
}
/* section_5 */
.section_5 {
}
.section_5_content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
}
.section_5_content .txt {
  display: flex;
  flex-direction: column;
  width: 600px;
}
.section_5_content .txt .title {
  font-size: 56px;
  font-weight: 700;
  color: rgb(51, 51, 51);
  /* max-width: 430px; */
}
.section_5_content .txt .info {
  font-size: 20px;
  font-weight: 400;
  color: rgb(51, 51, 51);
  margin: 80px 0;
  /* max-width: 380px; */
}
.section_5_content .video {
  height: 100%;
  width: 300px;
}
.section_5_black {
  background: linear-gradient(rgb(36, 36, 36) 0%, rgb(36, 36, 36) 100%);
  color: white;
}
.section_5_black .txt .title {
  color: white;
}
.section_5_black .txt .info {
  color: white;
}
.section_5_black .img {
  width: 550px;
}
.section_5_content video {
  border-radius: 44px;
}
/* section_6 */
.section_6_content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  color: black;
  font-size: 16px;
}
.section_6_content .left {
  display: flex;
  flex-direction: column;
}
.section_6_content .left .title {
  font-size: 26px;
  font-weight: bold;
  margin-bottom: 24px;
}
.section_6_content .left .label {
  
  font-weight: 600;
  color: rgb(51, 51, 51);
}
.section_6_content .left .item {
  font-weight: 400;
  color: rgb(51, 51, 51);
  margin-bottom: 20px;
}
.section_6_content .items {
  display: flex;
  align-items: center;
}
.section_6_content .items .icon {
  cursor: pointer;
  margin-right: 16px;
}
.section_6_content .items .icon_img {
  width: 24px;
}
.section_6_content .right {
  display: flex;
  flex-direction: column;
}
.section_6_content .right .link {
  font-weight: 400;
  color: rgb(51, 51, 51);
  margin: 3px 0;
}
/* footer */
.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  margin-bottom: 80px;
  max-width: 1440px;
  padding: 0 80px;
  font-size: 18px;
}
.footer .title {
  font-size: 18px;
  font-weight: 300;
  color: rgb(51, 51, 51);
}
.footer .title .img {
  width: 18px;
  height: 100%;
}
.footer .line {
  width: 100%;
  height: 1px;
  background: rgb(68, 68, 68);
  margin: 8px 0;
}
.footer .copy {
  font-size: 12px;
  font-weight: 300;
  color: rgb(165, 165, 165);
}