@charset "utf-8";

:root {
  --wht: 255, 255, 255;
  --blk: 0, 0, 0;
  --mc: 45, 60, 89;
  --nav: 420px;
  --navSD: 12px;
  --navH: rgba(255, 150, 0, 1);
  --cw: 1200px;
}

/* base s */
html,
body {
  scroll-behavior: smooth;
}

html {
  font-size: 62.5%;
}

body {
  position: relative;
  overflow-x: hidden;
}

.body {
  perspective: 10000px;
  overflow-x: hidden;
}

.body>div {
  transform-origin: right top;
  transition: all 0.2s;
}

.nav-active {
  transform: rotateY(30deg);
}

.m {
  width: 100%;
  max-width: 1500px;
  margin: auto;
}

.paf {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.pr {
  position: relative;
}

.pa {
  position: absolute;
}

.fc {
  display: flex;
  align-items: center;
  justify-content: center;
}

img {
  max-width: 100%;
}

header {
  position: sticky;
  z-index: 1000;
  left: 0;
  top: 0;
}

nav {
  position: absolute;
  top: 0;
  left: calc(-1 * (var(--nav) + var(--navSD)));
  z-index: 1002;
  max-width: calc(100% - 72px);
  width: var(--nav);
  height: 100vh;
  background: rgba(var(--wht), 1);
  box-shadow: 0 4px var(--navSD) rgba(0, 0, 0, 0.5);
  transition: all 0.2s;
  overflow-y: auto;
}

nav.active {
  left: 0;
}

.nav-logo img {
  display: block;
  margin: auto;
}

.nav .nav-item {
  width: 100%;
  border-top: 1px solid rgba(238, 238, 238, 1);
}

.nav .nav-item:first-of-type {
  border-top: 0 none;
}

.nav .nav-item .nav-link {
  position: relative;
  padding: 8px 20px;
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  color: rgba(var(--blk), 1);
}

.nav .nav-item .nav-link span {
  display: block;
}

.nav .nav-item .nav-link:hover {
  color: var(--navH);
  background: rgba(242, 242, 242, 0.3);
}

.nav .nav-item .nav-link.active {
  color: var(--navH);
}

.nav .nav-item .nav-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--navH);
}

.menu {
  flex: auto;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  padding: 12px 77px 12px 0;
  margin: 0;
}

.menu .menu-item {
  list-style: none;
}

.menu .menu-item .menu-link {
  display: block;
  position: relative;
  padding: 8px 20px;
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  text-decoration: none;
  color: rgba(var(--blk), 1);
}

.menu .menu-item .menu-link span {
  display: block;
}

.menu .menu-item .menu-link:hover {
  color: rgba(234, 96, 42, 1);
  /* background: rgba(242, 242, 242, 0.3); */
}

.menu .menu-item .menu-link.active {
  color: rgba(234, 96, 42, 1);
}

.menu .menu-item .menu-link.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: rgba(234, 96, 42, 1);
}

.nav-switch {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1002;
  width: 37px;
  height: 37px;
  background: rgba(var(--blk), 1);
  border-radius: 2px;
}

.nav-switch a {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  width: 100%;
  height: 100%;
  padding: 4px 8px;
  transition: all 0.2s;
}

.nav-switch a:hover {
  background: rgba(234, 96, 42, 1);
}

.nav-switch a span {
  position: relative;
  display: block;
  width: 100%;
  height: 3px;
  font-size: 0;
}

.nav-switch a span i,
.nav-switch a span::before,
.nav-switch a span::after {
  position: absolute;
  width: 100%;
  height: 100%;
  background: rgba(var(--wht), 1);
  border-radius: 2px;
  transition: all 0.2s;
}

.nav-switch a span i {
  display: block;
  right: 0;
  top: 0;
}

.nav-switch a span::before {
  content: "";
  right: 0;
  top: -10px;
}

.nav-switch a span::after {
  content: "";
  right: 0;
  bottom: -10px;
}

.nav-switch.active a {
  background: rgba(234, 96, 42, 1) !important;
}

.nav-switch.active a span i {
  width: 0;
}

.nav-switch.active a span::before {
  top: 0;
  left: -20.7%;
  width: 141.4%;
  transform: rotate(-45deg);
}

.nav-switch.active a span::after {
  bottom: 0;
  left: -20.7%;
  width: 141.4%;
  transform: rotate(45deg);
}

.nav-bg {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 1001;
  width: 0;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  transition: all 0.2s;
}

.nav-bg.active {
  width: 100vw;
}

footer {
  padding: 3% 0;
  background: rgba(18, 18, 18, 1);
}

.footer {
  color: rgba(170, 170, 170, 1);
}

.footer h2 {
  font-size: 24px;
  line-height: 1.5;
  font-weight: bold;
  color: rgba(var(--wht), 1);
}

.footer h3 {
  font-size: 12px;
  line-height: 3;
  font-weight: bold;
  color: rgba(var(--wht), 1);
}

.footer .contact-item>* {
  vertical-align: middle;
}

.footer .contact-item strong {
  font-size: 14px;
}

.qrcode {
  padding: 20px 0;
}

.copyright {
  padding: 10px 0;
  font-size: 12px;
}

.icp a {
  font-size: 14px;
  text-decoration: none;
  color: rgba(102, 102, 102, 1);
}

.icp a:hover {
  text-decoration: underline;
  color: rgba(51, 51, 51, 1);
}

.gotop {
  display: none;
  position: fixed;
  z-index: 1000;
  right: 20px;
  bottom: 20px;
}

.gotop a {
  width: 40px;
  height: 40px;
  text-decoration: none;
  color: rgba(var(--wht), 1);
  background: rgba(var(--mc), 1);
  border-radius: 3px;
  box-shadow: 0 0 2px rgba(var(--wht), 0.5);
  transition: 0.3s;
}

.gotop a:hover {
  background: rgba(var(--mc), 0.8);
}

.ellipsis-2,
.ellipsis-4 {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
}

.ellipsis-2 {
  -webkit-line-clamp: 2;
}

.ellipsis-4 {
  -webkit-line-clamp: 4;
}

.img {
  display: block;
  width: 100%;
  height: auto;
}

.img-cover,
.img-contain,
.img-scale {
  width: 100%;
  height: 100%;
}

.img-cover {
  object-fit: cover;
}

.img-scale {
  object-fit: scale-down;
}

.vsc-controller {
  display: none;
}

.video-cover {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-shade {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.logo {
  z-index: 1;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  align-items: flex-start;
}

.logo-1200 {
  max-width: var(--cw);
  margin: auto;
}

.logo-1200 .menu {
  padding-right: 0;
}

.logo img {
  display: block;
  /* max-width: 25vw; */
  margin: auto;
}

.banner {
  position: relative;
}

.banner-full {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.banner-full .carousel-inner {
  height: 100%;
}

.banner-full .carousel-inner .carousel-item {
  height: 100%;
  background: rgba(var(--blk), 0.1);
}

.banner-full video {
  width: 100vw;
  height: 100vh;
}

.banner-720 {
  height: 720px;
}

.list {
  margin-top: 12px;
  border-top: 1px solid rgba(238, 238, 238, 1);
}

.list .item a {
  display: block;
  position: relative;
}

.list .item a i {
  font-size: 48px;
  color: rgba(206, 206, 206, 1);
}

.list .item a .paf {
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: all 0.3s;
}

.list .item a:hover .paf {
  opacity: 1;
}

.title {
  padding: 10px 0;
}

.title h2 {
  position: relative;
  font-size: 18px;
  line-height: 2;
}

.title h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80%;
  max-width: 160px;
  height: 2px;
  background: transparent;
  background: linear-gradient(90deg,
      transparent 0,
      rgba(24, 203, 141, 0.6) 15%,
      rgba(135, 221, 40, 1) 50%,
      rgba(24, 203, 141, 0.6) 65%,
      transparent 100%);
}

.title h3 {
  margin: 0;
  font-size: 14px;
  color: rgba(153, 153, 153, 1);
}

.masonry {
  overflow: hidden;
}

.masonry .item-box {
  transform: translateY(200px);
  opacity: 0;
}

.masonry .show {
  animation: up 1s ease forwards;
}

@keyframes up {
  0% {}

  50% {
    transform: translateY(200px);
    opacity: 0;
  }

  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.load {
  padding: 10px;
}

.load-box {
  padding: 10px;
  text-align: center;
  color: rgba(var(--blk), 1);
  background: rgba(242, 242, 242, 1);
  border-radius: 4px;
}

.content {
  padding: 20px 0 0;
}

.content-1200 {
  max-width: var(--cw);
  margin: auto;
}

.content h1 {
  padding: 0 20px;
  font-size: 32px;
}

/* base e */

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

  .m {
    padding: 0 15px;
  }
}

@media (max-width: 1200px) {}

/* 767 s */
@media (max-width: 767px) {
  .nav-switch a:hover {
    background: transparent;
  }

  .logo-img {
    width: 100%;
  }

  .content h1 {
    font-size: 24px;
  }
}

/* 767 e */

/* 576 s */
@media (max-width: 575px) {}

/* 576 e */