@font-face {
  font-family: "GT-Sectra-Fine-Bold";
  font-weight: 700;
  font-style: normal;
  src: url("/assets/fonts/GT-Sectra-Fine-Medium.woff2") format("woff2");
}

@font-face {
  font-family: "GT-Sectra-Fine";
  font-weight: 400;
  font-style: normal;
  src: url("/assets/fonts/GT-Sectra-Fine-Book.woff2") format("woff2");
}

@font-face {
  font-family: "nb_akademie_medium";
  font-weight: 700;
  font-style: normal;
  src: url("/assets/fonts/nb_akademie_medium-webfont.woff2") format("woff2");
}

@font-face {
  font-family: "nb_akademie_light";
  font-weight: 400;
  font-style: normal;
  src: url("/assets/fonts/nb_akademie_light-webfont.woff2") format("woff2");
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: "nb_akademie_light", "Microsoft YaHei", "微软雅黑", STXihei, "华文细黑", sans-serif;
  font-size: 20px;
  color: #e8e8e8;
  background-color: #101010;
  -webkit-overflow-scrolling: touch;
  touch-action: none;
}

* {
  box-sizing: border-box;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

a {
  background-color: transparent;
  text-decoration: none;
  color: inherit;
}

ul.nav {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.font-header,
h1.hero-title {
  font-family: "GT-Sectra-Fine", "Microsoft YaHei", "微软雅黑", serif;
  font-weight: 400;
}

.font-header-bold {
  font-family: "GT-Sectra-Fine-Bold", "Microsoft YaHei", "微软雅黑", serif;
  font-weight: 700;
}

.font-bold {
  font-family: "nb_akademie_medium", "Microsoft YaHei", "微软雅黑", sans-serif;
  font-weight: 700;
}

.font-default {
  font-family: "nb_akademie_light", "Microsoft YaHei", "微软雅黑", sans-serif;
  font-weight: 400;
}

.flex-vertical {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.clear-fix::after {
  display: block;
  content: "";
  clear: both;
}

#canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#app {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  visibility: hidden;
  z-index: 10;
}

html.is-ready #app {
  visibility: visible;
}

#main {
  position: absolute;
  width: 100%;
  height: 100%;
  text-align: center;
  overflow: hidden;
}

#main-scroll {
  position: absolute;
  width: 100%;
  will-change: transform;
}

#main-scrollbar {
  position: fixed;
  right: 8px;
  top: 16px;
  width: 2px;
  bottom: 16px;
  background-color: rgba(127, 127, 127, 0.255);
  z-index: 1500;
  mix-blend-mode: difference;
}

#main-scrollbar-indicator {
  position: absolute;
  width: 100%;
  background-color: #fff;
  height: 80px;
}

#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 70px;
  z-index: 2500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

#header-content {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 60px;
}

#header-logo {
  color: #fff;
  line-height: 33px;
  font-size: 14px;
}

#header-menu {
  display: flex;
  gap: 30px;
}

.header-menu-item {
  position: relative;
}

.lang-item .header-menu-item-mask::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid #fff;
  margin-left: 6px;
  vertical-align: middle;
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  padding: 0;
  list-style: none;
  background: rgba(10, 10, 10, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 100;
}

.lang-item:hover .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown li {
  padding: 0;
  margin: 0;
}

.lang-dropdown a {
  display: block;
  padding: 0.5rem 1.5rem;
  color: #ccc;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease;
}

.lang-dropdown a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.header-menu-item a {
  display: inline-block;
  padding: 10px;
  color: #bbb;
  transition: color 0.18s ease-in-out;
}

.header-menu-item::after {
  position: absolute;
  content: "";
  bottom: 6px;
  left: 10px;
  width: 1.5em;
  height: 2px;
  background-color: #fff;
  transform-origin: 0 0;
  transform: scale3d(0, 1, 1);
  transition: transform 0.18s ease-in-out;
}

.header-menu-item:hover::after {
  transform: scale3d(1, 1, 1);
}

.header-menu-item:hover a {
  color: #fff;
}

#header-menu-btn {
  display: none;
}

.is-full {
  width: 100%;
  height: 100vh;
  position: relative;
}

.margin-bottom-full {
  margin-bottom: 100vh;
}

.hero {
  position: relative;
}

.hero-context {
  padding: 45px 40px;
  width: 100%;
  height: 100%;
  align-items: center;
}

.hero-inner {
  width: auto;
  will-change: transform, opacity;
}

h1.hero-title {
  display: block;
  width: 100%;
  font-size: 4em;
  line-height: 1em;
  margin: 0 0 1vh 0;
  color: #fff;
}

.hero-desc {
  display: block;
  width: 100%;
  font-size: 1em;
  line-height: 1.5em;
  margin: 0 0;
  letter-spacing: 0.2em;
  color: #eeeeff;
  font-weight: 400;
}

.sec-context {
  position: relative;
  z-index: 10;
  max-width: 1500px;
  text-align: left;
  margin: 0 auto;
  padding: 8vh 0;
}

.sec-context-inner {
  width: 84%;
  margin-left: auto;
  margin-right: auto;
  will-change: transform, opacity;
  opacity: 0;
  transform: translate3d(30px, 50px, 0);
}

.sec-context-inner.is-left {
  width: 42%;
  margin-left: 8%;
  margin-right: 50%;
}

.sec-context-inner.is-right {
  width: 42%;
  margin-left: 50%;
  margin-right: 8%;
}

.darker-bg {
  position: relative;
}

.darker-bg::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(255,255,255,0.05) 0%, transparent 70%);
  z-index: -1;
}

.about-sec-title {
  font-size: 1em;
  line-height: 1.4em;
  text-align: justify;
  font-weight: 500;
}

.about-sec-subtitle {
  font-size: 1.6em;
  margin: 0.9em 0;
}

.about-sec-desc {
  font-size: 1em;
  color: #eeeeff;
  line-height: 1.6em;
  text-align: justify;
}

.about-sec-desc b {
  color: #fff;
  margin-top: 2em;
}

#services-items {
  margin-left: 0.6em;
}

.about-services-item {
  position: relative;
  float: left;
  padding-right: 3em;
  letter-spacing: 0.04em;
}

.about-services-item::before {
  content: "";
  position: absolute;
  display: block;
  left: -0.6em;
  top: 0;
  width: 2px;
  height: 100%;
  background-color: #fff;
}

.about-services-item ul {
  padding: 0.3em 0 0 0;
  margin: 0 0;
}

.about-services-item li {
  padding: 0.2em 0;
}

.about-services-item-title {
  text-transform: uppercase;
  font-size: 0.6em;
  margin-bottom: 0.5em;
}

.about-services-subitems {
  font-size: 0.65em;
  line-height: 1.3em;
  color: #eeeeff;
}

.sec-title {
  margin-bottom: 1vh;
  text-transform: none;
  font-size: 5em;
  margin-left: 8%;
  overflow: hidden;
}

.sec-title .split-line {
  display: inline-block;
  overflow: hidden;
}

.sec-title .split-line-inner {
  display: inline-block;
  transform: translate3d(0, 105%, 0);
  transition: transform 0.8s cubic-bezier(0.7, 0, 0.3, 1);
}

.sec-title.is-visible .split-line-inner {
  transform: translate3d(0, 0, 0);
}

.sec-desc {
  position: relative;
  margin: 0 0 50px 0;
  margin-left: 8%;
  width: 400px;
  font-size: 0.85em;
  line-height: 2em;
  opacity: 0;
  transform: translate3d(0, 30px, 0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.sec-desc.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

#featured-items-container {
  width: 84%;
  margin: 0 auto;
  will-change: transform;
}

.featured-item {
  position: relative;
  margin-bottom: 15vh;
  opacity: 0;
  transform: translate3d(0, 50px, 0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.featured-item.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.featured-item:nth-child(2) {
  transition-delay: 0.1s;
}

.featured-item:nth-child(3) {
  transition-delay: 0.2s;
}

.featured-item:nth-child(4) {
  transition-delay: 0.3s;
}

.featured-item-link {
  display: block;
  position: relative;
}

.featured-item-image {
  width: 100%;
  max-width: 1088px;
  height: 60vh;
  min-height: 400px;
  background-color: #000;
  overflow: hidden;
  text-align: left;
  background-size: cover;
  background-position: center;
  border-radius: 25px;
  transform: translate(0px, 10vh) scale3d(1, 1.6, 1);
  transition: transform 0.6s ease;
}

.featured-item.is-visible .featured-item-image {
  transform: translate(0px, 0vh) scale3d(1, 1, 1);
}

.featured-item-image-inner {
  width: 100%;
  height: 100%;
  transition: transform 0.35s ease-out;
}

.featured-item-link:hover .featured-item-image-inner {
  transform: scale3d(1.05, 1.05, 1);
}

.featured-item-context {
  position: relative;
  width: 100%;
  max-width: 420px;
  padding: 30px;
  background-color: #040404;
  text-align: left;
  margin-top: -60px;
  margin-left: 50%;
  transform: translate(20px, 0vh) scale3d(1.6, 1, 1);
  transition: transform 0.6s ease;
}

.featured-item.is-visible .featured-item-context {
  transform: translate(0px, 0vh) scale3d(1, 1, 1);
}

.featured-item-desc {
  margin: 0 0 2em 0;
  font-size: 1.2em;
  line-height: 1.3em;
}

.featured-item-client {
  font-size: 0.8em;
  color: #aaaaaa;
}

.featured-item-context svg {
  position: absolute;
  right: 30px;
  bottom: 30px;
  width: 1em;
  height: 1em;
  transition: transform 0.25s ease-in-out;
  fill: #fff;
}

.featured-item-link:hover svg {
  transform: translate3d(0.25em, 0.25em, 0);
}

#contact {
  width: 100%;
  min-height: 100vh;
  padding: 10vh 0;
}

#contact-context {
  width: 100%;
}

#contact-title {
  font-size: 3em;
  margin: 0 0;
  padding: 0 0;
  text-transform: none;
  margin-left: 8%;
}

#contact-desc {
  font-size: 0.85em;
  letter-spacing: 0.05em;
  margin: 1em 0 2em 0;
  color: #eeeeff;
  margin-left: 8%;
}

#contact-columns {
  width: 84%;
  margin: 0 auto;
}

.contact-column {
  position: relative;
  float: left;
  margin-left: 0.6em;
  padding-right: 4.4em;
  letter-spacing: 0.04em;
}

.contact-column::before {
  content: "";
  position: absolute;
  display: block;
  left: -0.6em;
  top: 0;
  width: 2px;
  height: 100%;
  background-color: #fff;
}

.contact-column ul {
  padding: 0.3em 0 0 0;
  margin: 0 0;
}

.contact-column li {
  line-height: 1.8em;
}

.contact-column a {
  display: inline-block;
  position: relative;
  color: #fff;
  font-size: 0.9em;
}

.contact-column a:after {
  content: "";
  position: absolute;
  display: block;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #fff;
  transform-origin: 0 0;
  transform: scale3d(0, 1, 1);
  transition: transform 0.18s linear;
}

.contact-column a:hover:after {
  transform: scale3d(1, 1, 1);
}

#main-scroll-indicator {
  position: fixed;
  left: 30px;
  bottom: 30px;
  will-change: opacity;
  pointer-events: none;
  z-index: 100;
  transition: opacity 0.5s ease;
}

#main-scroll-indicator path {
  fill: #fff;
}

#main-scroll-indicator-text {
  position: absolute;
  left: -4px;
  bottom: 50px;
  white-space: nowrap;
  transform-origin: 0 0;
  transform: rotate(-90deg);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

#main-scroll-indicator-arrow-container {
  width: 5px;
  height: 40px;
  overflow: hidden;
}

#main-scroll-indicator-arrow-container svg {
  animation-name: main-scroll-indicator-arrow;
  animation-duration: 2s;
  animation-iteration-count: infinite;
  animation-timing-function: ease-in-out;
}

@keyframes main-scroll-indicator-arrow {
  0% {
    transform: translate3d(0, -100%, 0);
  }
  15% {
    transform: translate3d(0, 0, 0);
  }
  85% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(0, 100%, 0);
  }
}

#preloader {
  position: fixed;
  z-index: 5000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: #0a0a0a;
  cursor: pointer;
}

html.no-js #preloader {
  display: none;
}

#preloader-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

#cursor-follow {
  position: fixed;
  z-index: 6000;
  pointer-events: none;
  transform: translate3d(-100px, 0, 0);
  display: none;
  width: 80px;
  left: -40px;
  top: 20px;
  text-align: center;
  text-transform: uppercase;
  font-size: 0.5em;
  letter-spacing: 0.2em;
  color: #fff;
  will-change: opacity, transform;
}

#snd-btn {
  position: fixed;
  width: 60px;
  height: 60px;
  right: 60px;
  bottom: 30px;
  z-index: 2000;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  transition: all 0.3s ease;
  background: rgba(0, 0, 0, 0.5);
}

#snd-btn:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
  transform: scale(1.1);
}

#snd-btn canvas {
  width: 24px;
  height: 24px;
}

.snd-btn-playing {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(138, 43, 226, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(138, 43, 226, 0);
  }
}

.split-line {
  position: relative;
  display: inline-block;
  margin-bottom: 2px;
  vertical-align: bottom;
}

.split-line-mask-effect {
  position: relative;
}

.split-line-mask-effect .split-line {
  color: transparent;
  overflow: hidden;
  display: inline-block;
}

.split-line-mask-effect .split-line-mask {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background-color: #fff;
  transform: scale3d(0, 1, 1);
  transform-origin: left;
  transition: transform 0.6s ease;
}

.split-line-mask-effect.is-visible .split-line-mask {
  transform: scale3d(1, 1, 1);
}

.split-line-mask-effect.is-visible .split-line {
  color: #fff;
}

.split-line-up-effect .split-line {
  overflow: hidden;
  display: inline-block;
}

.split-line-up-effect .split-line-inner {
  display: inline-block;
  transform: translate3d(0, 105%, 0);
  transition: transform 0.8s cubic-bezier(0.7, 0, 0.3, 1);
}

.split-line-up-effect.is-visible .split-line-inner {
  transform: translate3d(0, 0, 0);
}

#footer {
  width: 100%;
  padding: 30px 60px;
  text-align: left;
  font-size: 0.7em;
  color: #666;
}

.sec-context-inner.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

@media (max-width: 1280px) {
  .sec-context-inner,
  .sec-context-inner.is-left,
  .sec-context-inner.is-right {
    width: 90%;
    margin-left: 5%;
    margin-right: 5%;
  }

  .sec-title,
  .sec-desc {
    margin-left: 5%;
  }

  #header-content {
    padding: 0 30px;
  }

  #header-logo {
    padding-left: 0;
  }

  .featured-item-context {
    margin-left: 0;
    transform: translateX(0);
    max-width: 100%;
  }

  .featured-item-image {
    transform: translate(0px, 0vh) scale3d(1, 1, 1);
  }

  #contact-title,
  #contact-desc {
    margin-left: 5%;
  }

  #contact-columns {
    width: 90%;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  html, body {
    font-size: 16px;
  }

  h1.hero-title {
    font-size: 2.5em;
  }

  .hero-desc {
    font-size: 0.8em;
    letter-spacing: 0.1em;
  }

  .sec-title {
    font-size: 3em;
  }

  .about-services-item {
    float: none;
    margin-bottom: 2em;
    padding-right: 0;
  }

  .contact-column {
    float: none;
    padding-right: 0;
    margin-bottom: 2em;
  }

  .contact-column::before {
    display: none;
  }

  #main-scroll-indicator {
    display: none;
  }

  #header-menu {
    display: none;
  }

  #header-menu-btn {
    display: block;
  }

  #snd-btn {
    right: 30px;
    bottom: 20px;
  }

  .featured-item {
    margin-bottom: 10vh;
  }

  .featured-item-image {
    height: 40vh;
    min-height: 250px;
  }

  .featured-item-context {
    margin-top: -30px;
    padding: 20px;
  }

  .featured-item-desc {
    font-size: 1em;
  }

  .featured-item-client {
    font-size: 0.75em;
  }
}

@media (max-width: 480px) {
  h1.hero-title {
    font-size: 2em;
  }

  .sec-title {
    font-size: 2.5em;
  }

  .sec-desc {
    width: 90%;
  }
}

.modal {
  display: none;
  position: fixed;
  z-index: 10000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background-color: #1a1a2e;
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  max-width: 400px;
  width: 90%;
  animation: slideIn 0.3s ease;
  border: 1px solid #333;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translate(-50%, -45%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

.modal-close {
  position: absolute;
  right: 20px;
  top: 15px;
  font-size: 30px;
  color: #888;
  cursor: pointer;
  line-height: 1;
  transition: color 0.3s;
}

.modal-close:hover {
  color: #fff;
}

.modal-content h3 {
  margin: 0 0 25px 0;
  color: #fff;
  font-size: 1.5em;
  font-weight: 400;
}

#wechat-qrcode {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#wechat-qrcode svg {
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}