:root {
  /* 全局边距 */
  --basic-wrapper: 80%;
  --basic-margin: 10%;

  /* 主要背景 */
  --bg-color-light:  #f1f3f8;
  --bg-color-dark: #051927;

  /* --card-bg-color: #fff; */
  --line-color: #D7DAE7;
  --line-color-lighter:#E0E2E9;
  --line-color-dark:#ffffff24;

  /* 主要主题颜色 */
  --first-color: #2384ff;
  /* --secend-color: #6a59d1; */
  /* --third-color: #777; */

  /* 字体颜色 */
  --text-color-1:#202F40;
  --text-color-2:#475669;
  --text-color-3:#78889d;
  --text-color-4:#b2bac8;

  /* 白色颜色 */
  --white-80: rgba(255, 255, 255, 0.8);
  --white-70: rgba(255, 255, 255, 0.7);
  --white-60: rgba(255, 255, 255, 0.6);
  --white-50: rgba(255, 255, 255, 0.5);
  /* 盒子阴影 */
  --box-shadow: -6px 6px 18px 0px rgba(208, 214, 227, 0.4),6px 6px 18px 0px rgba(189, 200, 223, 0.70);

  /* 字体大小 */
  --small-font-size: .9rem;
  --normal-font-size: 1rem;
  --middle-font-size: 20px;
  --big-font-size: 38px;
  --font-semi: 700;

  /* 滚动条 */

  --scrool-bar-color: #c5cadf;
  --scrool-thumb-color: #70768a;
  --scrool-thumb-hover-color: #454f6b;



  /* 笑脸svg */
  --msk-time: 5s;
  --msk-tm-fnct: ease-out;

  /* 作品title高度 */
  --title-height :27px;

  /* footer圆角 */
  --border-radius: 24px;

}




/* 基础公共样式：清除默认样式 + 设置通用样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

li {
  list-style: none;
}

html,body {
  font: 14px/1.5;
  color: #202F40;
  height: 100%;
  /* cursor: none !important; */
 /* 英文优先使用Poppins，中文使用微软雅黑/平方 */
  font-family: 'Poppins', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 14px;

  
}

a {
  color: #202F40;
  text-decoration: none;
}

/* --------------------------------字体引用-------------------------------- */
@font-face {
  font-family: 'Poppins';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/Poppins/Poppins-Light.ttf");font-weight: 300;font-style: normal;
}
@font-face {
  font-family: 'Poppins';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/Poppins/Poppins-Regular.ttf");font-weight: 400;font-style: normal;
}
@font-face {
  font-family: 'Poppins';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/Poppins/Poppins-Medium.ttf");font-weight: 500;font-style: normal;
}
@font-face {
  font-family: 'Poppins';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/Poppins/Poppins-Bold.ttf");font-weight: 600;font-style: normal;
}

@font-face {
  font-family: "DIN-Condensed";
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/DIN-Condensed-Bold-2.ttf");font-weight: normal;font-style: normal;
}

@font-face {
  font-family: 'RobotoMono';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/RobotoMono-Regular-9.ttf");font-weight: normal;font-style: normal;
}
@font-face {
  font-family: 'RobotoMono';
  src: url("https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/font/RobotoMono-Medium-7.ttf");font-weight: 500;font-style: normal;
}


.icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
}

/* 版心 */
.wrapper {
  width: var(--basic-wrapper);
  margin: auto;

  /* height: 100%;   */
}
.basic-padding {
  padding: 8vw 0 10vw 0;
  width: 100%;
}

/* 描边文字 */
.Stroke {
    color: #ebeef6;
    text-shadow:
        -1px -1px 0 #000,
        1px -1px 0 #000,
        -1px 1px 0 #000,
        1px 1px 0 #000;
    font-weight: 800;
    letter-spacing: 10px;
    text-transform: uppercase;
    opacity: 0.06 ;
    white-space: nowrap;
    transition: all 0.6s ease-out;
}

/* ---------图片拖尾---------- */
.imgTail {
    height: 120px;
    width: 120px;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0; /* 初始隐藏 */
    transform: scale(1);
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.imgTail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
    

/* 标题样式 */
.sectionTitle-container {
  width: 100%;
  margin-bottom: 60px;
}
.sectionTitle-container.dark {
  .sectionTitle {color: #fff;}
  .section-Subtitle {color: #ffffffd0;}
  .btn-allProjects {color: #fff;}
}
.sectionTitle-box {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sectionTitle-box p {
  width: 30.5vw;
  color: var(--text-color-4);
  font-weight: 300;
  text-align: right;
  -webkit-box-pack: start;
}
.sectionTitle{
    font-size: var(--big-font-size);
    font-weight: 400;
    line-height: 140%;
    text-transform: capitalize;
    span {color: var(--text-color-3);}
}

.section-Subtitle {
    margin-top:  3px;
    font-size: var(--middle-font-size);
    letter-spacing: 0.1rem;
    /* font-weight: 500; */
    color: var(--text-color-4);
    display: inline-block;
}
.subtitle-box {
    display: flex;
    align-items: center;
    gap: 16px;
    .highlight {
        font-size: 17px !important;
        height: 63px;
    }
    margin-top: -2px;
}

.smooth-animation {
    /* 缓入缓出 */
    transition: all 0.6s ease-out;
}

/* 文字动画 */
.split-animate {
    display: block;
    width: 80%;
    max-width: 1000px;
}
.split-line {
    display: block;
    overflow: hidden;
    /* margin-bottom: 0.4em; */
}
.split-char {
    display: inline-block;
    transform: translateY(100%);
    opacity: 0;
}


/* 加饱和度 */
.increase-saturation {
  filter: saturate(1.06);
}
/* 鼠标 */
#cursor-circle {
  width: 30px;
  height: 30px;
  /* background-color: var(--first-color); */
  border-radius: 50%;
  border: 1px solid #838383ff;
  box-sizing: border-box;
  position: absolute;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: background-color 0.3s linear, border 0.3s linear, width 0.2s linear, height 0.2s linear, opacity 0.7s 0.3s linear;
  pointer-events: none;
  z-index:999;
}
/* ------语言切换------- */

.lang-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: none;
  border: 1px solid var(--text-color-3);
  color: #fff;
  font-size: 12px;
}
/* ------按钮------- */

.btn-centre-container {
  width: 100%;
  display: flex;
  justify-content: center;
}
.btn-centre-container button {
  display: inline-flex;
  padding: 8px;
  justify-content: center;
  align-items: center;
  border: 0;
  cursor: pointer;

  border-radius: 6px;
  border: 1px solid var(--line-color);
  background: #ffffff;
  /* box-shadow:  2px 2px 6px 0 #C4D1E3 inset, -2px -2px 6px 0 #FFF inset; */
}

.btn-box {
  position: relative;
  display: inline-flex;
  height: 38px;
  align-items: center;
  padding-left: 8px;

  color: var(--text-color-2);
  font-size: 18px;
  font-weight: 500;
  text-transform: capitalize;  
}
.btn-box svg {
  margin: 1px 20px 0 3px;
  font-size: 16px;
  color: #fff;
  z-index: 2;
}

.btn-box span {  
  z-index: 2;
  margin-right: 16px;
  transition: all 0.4s ease-out;
}

.btn-box::before {
  position: absolute;
  content: "";
  width: 36px;
  /* width: 100%; */ 
  background: #000;
  top: 0;
  left: 0;
  bottom: 0;
  border-radius: 4px;
  overflow: hidden;
  z-index: 0;
  transition: all 0.4s ease-out;

}

button:hover {
   .btn-box::before {
      width: 100%; 
   }
   span {
    color:  white;
   }
}


/* 雪碧图动画 */

.sprite-container {
    background-repeat: no-repeat;
    background-size: auto 100%;
    overflow: hidden;

    width: var(--sprite-width);
    height: var(--sprite-width);
}

@keyframes play-sprite {
  0% { background-position: 0 0; }
  100% { background-position: calc(-1 * var(--sprite-width) * var(--step-count)) 0;}  /* 正放完成 */
}

@keyframes reverse-sprite {  
  0% { background-position: calc(-1 * var(--sprite-width) * var(--step-count)) 0;}  /* 正放完成 */
  100% { background-position: 0 0; }
}


/* 添加两个状态类用于控制动画 */
.sprite-playing {
    animation: play-sprite var(--sprite-time) steps(var(--step-count)) forwards;
}

.sprite-reversing {
    animation: reverse-sprite var(--sprite-time) steps(var(--step-count)) forwards;
}


/* --------------------------------------头部------------------------------------------ */
.header{
  width: 100%;
  height: 64px;
  position: fixed;
  top: 0;
  z-index: 123;
  mix-blend-mode: difference;
  /* background: linear-gradient(180deg, rgba(255, 255, 255, 0.30) 0%, rgba(255, 255, 255, 0.00) 100%); */
}

.mylogo{
  width: 85px;
  height: 25px;
  background-size: cover;
  background-image: url(https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/logo.svg);
}

.header .wrapper {
  height: 100%;
  /* 垂直居中 */
  align-items: center;
  display: flex; 
  /* 两端对齐 */
  justify-content: space-between;
}
/* 导航 */
.nav {
  display: flex;
  gap: 60px;
  align-items: center;
}
.nav a {
  font-size:var(--normal-font-size);
  color: #ffffff;
  text-decoration: none;
  position: relative;
  text-transform: capitalize;
}
.nav a::after{
  content: '';
  width: 100%;
  height: 1px;
  /* currentColor可以获取当前元素或父元素的color */
  background-color: currentColor;
  position: absolute;
  left: 0;
  bottom: 0;
  /* 沿x轴缩放至隐藏 */
  transform: scaleX(0);
  /* 设置变换圆点为右 */
  transform-origin: right;
  /* 设置变换时的过渡 */
  transition: transform 0.3s ease-out;
}
.nav a:hover::after{
  /* 沿x轴缩放至显示 */
  transform: scaleX(1);
  /* 设置变换圆点为左 */
  transform-origin: left;
}
.burger {
  display: none;
  z-index: 10;
  .line {
    width: 100%;
    height: 2px;
    background: #000;
    border-radius: 8px;
  }
}



/* ---------------------------详情页------------------------------- */
.Project-banner {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;

    background-size: 100% 100%;
    background-repeat:no-repeat;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    position: fixed;
    /* z-index: 1; */
    top: 0;
    transition: all 0.2s ease-out;


}
.Project-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
     padding: 16vw;
     background: var(--bg-color-light);
     z-index: 10;
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    animation: banner-fadein 0.5s 0.2s ease-out ;
    /* 停在最后一针 */
    animation-fill-mode: forwards;
}

@keyframes banner-fadein{
    0%{padding: 16vw;}
    100%{padding: 0;}
}




.Project-banner video,.Project-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* 滚动提示 */
.scrollIndicator {
  position: absolute;
  top: 90vh;
  left: 50%;
  transform: translateX(-50%);

  width: 24px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 37px;
  border: 1.5px solid #FFF;

  display: flex;
  justify-content: center;
  padding: 11px 0;
  opacity: 0;
  animation: scrollIndicator-fadein-lighter 1.2s 0.7s ease-in-out;
  /* 停在最后一针 */
  animation-fill-mode: forwards;
  /* mix-blend-mode: difference; */

}

.scrollIndicator.dark {
  animation: scrollIndicator-fadein 1.2s 0.7s ease-in-out;
  animation-fill-mode: forwards;

}

.scrollIndicator-dot {
  width: 4px;
  height: 4px;
  background: #fff;
  border-radius: 50%;
  animation: scrollIndicator 2s 0.7s ease-in-out infinite;

}

@keyframes scrollIndicator{
    0%{transform: translateY(0);}
    50%{transform: translateY(8px);}
}

@keyframes scrollIndicator-fadein{
    0%{opacity: 0;}
    100%{opacity: 0.7;}
}
@keyframes scrollIndicator-fadein-lighter{
    0%{opacity: 0;}
    100%{opacity: 1;}
}

/* 标题 */
.ProjectTitle-container {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-bottom: 80px;
  
}

.ProjectTitle-container .left {
    width: 50vw;
    display: flex;
    flex-direction: column;
}


.ProjectTitle-container.dark {
  .DetailPage-title {
    color: #fff;
    text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25);
  }
  .info-label, p {
      color: var(--white-60);

  }
  .info-value {
      color: #fff;
      font-weight: 400;
  }

  .info-row {
    border-bottom: 1px solid var(--line-color-dark); /* 分割线颜色，可根据实际调整 */
  }

}
.DetailPage-title {
  color: var(--text-color-1);
  /* text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25); */
  font-size: 36px;
  font-weight: 500;
}
.ProjectTitle-container p {
  margin: 24px 0;
  color: var(--text-color-3);
  font-size: 16px;
}

.info-row {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-direction: column; 
  gap: 8px; 

  text-transform: capitalize;

  width: 20vw;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-color-lighter); /* 分割线颜色，可根据实际调整 */
  
}

.info-time {
  font-family: 'RobotoMono';
}
.info-label {
  color: var(--text-color-3);
}
.info-value {
  color: var(--text-color-1);
  text-transform: capitalize;
}



/* 图片宽度100% */
.project-img {
    width: 100%;
    height: auto;
    margin-bottom: 40px;
    border-radius: 0.8vw;
    padding: 0; /* 重置所有内边距 */
    display: block;
}
/* ---------------------------grid通用样式------------------------------- */

.grid-system {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    position: relative;
}

.grid-item {
  width: 100%;
  grid-column: var(--grid-column);
}

/* ---------------------------项目通用样式------------------------------- */
.projectImg-container {
    position: relative;
    overflow: hidden;
    width: 100%;
    border-radius: 8px;
    display: block;
    aspect-ratio: 5/3;

    transition: all 0.3s ease-out;

    /* 关键修复：强制限制最大宽度 */
    box-sizing: border-box !important;
    isolation: isolate;

}
.project-hidden {
  display: none;
}



.projectImg-container img,.projectImg-container video {
    /* 关键修复：使用重要性标记确保样式生效 */
    width: 100% ;
    height: auto;
    display: block !important;
    object-fit: cover;
    transition: all 0.4s ease-out;
}


/* 关键修复：强制所有图层保持相同尺寸 */
.projectImg-container img,
.projectImg-container img.gif-layer{
    position: absolute;
    top: 0;
    left: 0;
    width: 100% ;
    height: 100% ;
    object-fit: cover; /* 保持比例填充容器 */
    display: block !important;
}

.gif-layer {
    z-index: 20;
    pointer-events: none;
    visibility: visible !important;
    filter: saturate(200%) ;
}
.gif-mode {
    mix-blend-mode: screen;
}


/* 项目详情和标签介绍 */
.project-content {
  width: 100%;
  min-height: 100vh;
  background: #fff;
  z-index: 10;
  position: relative;
  border-radius: var(--border-radius);
  transition: all 0.1s ease-out;
  margin-top: 100vh;
}

.project-content.dark {
  background: linear-gradient(180deg, #17222b 0%, rgba(13, 49, 75, 0.00) 8%), #051826;
  /* background-color: var(--bg-color-dark); */
    .line {background: var(--line-color-dark);}
}

.project-content .dividing-line {
    padding-top: 40px;
}



/* 探索更多-查看全部项目 */

.btn-allProjects {
  display: flex;
  align-items: center;
  position: relative;
  
}
.btn-allProjects span {
  /* margin-right: 8px; */
  text-transform: capitalize;
  font-size: 16px;
  margin-right: 12px;
}


.btn-allProjects::after{
  content: '';
  width: 100%;
  height: 1px;
  /* currentColor可以获取当前元素或父元素的color */
  background-color: currentColor;
  position: absolute;
  left: 0;
  bottom: 0;
  /* 沿x轴缩放至隐藏 */
  transform: scaleX(0);
  /* 设置变换圆点为右 */
  transform-origin: right;
  /* 设置变换时的过渡 */
  transition: transform 0.3s ease-out;
}
.btn-allProjects:hover::after{
  /* 沿x轴缩放至显示 */
  transform: scaleX(1);
  /* 设置变换圆点为左 */
  transform-origin: left;
}


.btn-allProjects svg {
  font-size: 18px;
  transition: all 0.3s ease-out;
}

.btn-allProjects:hover {
  svg {transform: rotate(-45deg);}

}

/* ---------------------------项目卡片样式------------------------------- */
.projectCards-container.one-columns {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    row-gap: 60px;
    column-gap: 40px;
}
/* 双列布局 */
.projectCards-container.two-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    row-gap: 60px;
    column-gap: 40px;
}

/* 三列布局 */
.projectCards-container.three-columns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    row-gap: 40px;
    column-gap: 40px;
}

.project-line {
    display: none;
}


/* 项目标题 */
.project-title {
    position: relative;
    overflow: hidden;

    display: flex;
    align-items: center;
    /* max-width: 20vw; */
    height: var(--title-height);
    margin-top: 16px;
    gap: 16px;
    justify-content: space-between;
}
.project-title .time {
  color: var(--text-color-4);
  font-weight: 400;
  font-family: 'RobotoMono';
  margin-top: -2px;
  font-size: 14px;

}
.project-title h2 {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-color-1);
    transition: transform 0.3s ease-out ;
    position: relative;


    text-transform: capitalize;
    white-space: nowrap;    /* 禁止换行 */
    text-overflow: ellipsis; /* 超出显示省略号 */
}
.project-title h2::before {
    content: attr(data-before);
    position: absolute;
    top: var(--title-height); /* 放在h2正下方 */
    left: 0;
    width: 100%;
    /* color: #ffcc00; */
    transition: transform 0.3s ease-out;
}

.itemHover:hover {
  h2 {
    transform: translateY(calc(-1 * var(--title-height))); /* 上移一个元素的高度 */
  }
  h2::before {
    transform: translateY(-0px); /* 同样上移一个元素的高度 */
  }
  .projectImg-container {
    transform: scale(0.99);
  }
}

/* ------------------------------footer---------------------------------  */

.footer-mask {
    background: var(--bg-color-light);
    z-index: 5;
    position: relative;
    border-radius: 0px 0px var(--border-radius) var(--border-radius);
    transition: all 0.1s ease-out;
    overflow: hidden;
    min-height: 100vh;
}
/* 暗色 */
.footer-mask.dark {
  background: linear-gradient(180deg, #051927 50%, #091C2A 100%);
  .sectionTitle,h2,.btn-allProjects {color: #fff;}
  .section-Subtitle,.time {color: #ffffffd0;}
  .card-category {color: #ffffff66;}

}


footer {
    width: 100%;
    height: 100vh;
    margin-top: -100vh;

    /* 交换背景图顺序：ray在后，显示在顶层 */
    background-image: 
      url(https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/img/index/footer-bg.png), 
      url(https://pub-ac179314a4564e7fb50bc94b77165669.r2.dev/img/index/footer-ray.png);
    background-repeat: no-repeat, no-repeat;
    background-size: cover, auto 100%; 
    background-position: center bottom, 0 0; 

    background-color: #000;
    padding-top: 120px;
    overflow: hidden;
    color: #fff;

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

footer h1 {
    font-size: 54px;
    font-weight: 500;
    position: relative;
    z-index: 2;
    text-align: center;
    margin-top: -2px;
}
footer p {
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    position: relative;
    z-index: 2;
    margin-top: 24px;
    color: #ffffff7b;
}

/* 二维码 */
.text-QRcode {
  display: flex;
  margin-left: 180px;
  flex-shrink: 0;       /* 禁止Flex子项收缩 */
}

.QRcode-box {
  position: relative;
  width: 180px;
  height: 114px;
  margin-left: -18px;
  margin-top: 30px;
  z-index: 2;
  transform-origin: left top;
}
.QRcode {
  width: 100%;
  height: 100%;
  position: absolute;
    transform-origin: 61px 15px;
}
.footer-label-x {
    width: 38px;
    height: 38px;
    position: absolute;
    left: 58px;
    top: -9px;
    transform-origin: 11px 28px;
    transform: rotate(15deg);
}
.QRcode-box:hover {
  .footer-label-x {
    transform: rotate(-20deg);
  }
  .QRcode-tag {
    transform: rotate(8deg);
  }
}
.text-final {
  margin-top: -56px;

}

footer h5 {
    font-size: 12vw;
    font-weight: 600;
    letter-spacing: 12px;
    text-transform: uppercase;
    position: absolute;
    bottom: -14vh;
    opacity: 0.12;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.30) 0%, #FFF 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.footer-email {
    display: inline-flex;
    padding: 10px 30px;
    align-items: center;
    gap: 10px;
    border-radius: 100px;
    
    position: relative; /* 确保伪元素能正确定位 */
    z-index: 0; /* 为伪元素设置堆叠顺序 */
    width: fit-content; /* 使容器宽度适应内容 */

    margin-bottom: 24px;
    margin-top: -5vw;

    z-index: 5;

}



.footer-email::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 100px;
    padding: 1px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0.1));
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}
/* 可选：为.footer-email添加额外的样式，如内边距、边框半径等 */

footer h2 {
    font-size: 24px;
    font-weight: 400;
}
.keyboard {
  padding: 10px;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-top: 60px;

  position: relative;
  border-radius: 24px;
  background: linear-gradient(270deg, rgba(64, 70, 77, 0.00) 51.52%, rgba(106, 120, 136, 0.32) 98.13%), linear-gradient(101deg, #1a2123 16.09%,#212225.07%);
  box-shadow:-1px 1px 8px 0 #393b3d inset, 0 1px 11px 0 rgba(0, 0, 0, 0.73), 0 1px 3px 0 #00000020, 98px 41px 46px 0 rgba(0, 0, 0, 0.16), 25px 42px 39px 0 rgba(0, 0, 0, 0.18), 27px 10px 29px 0 rgba(0, 0, 0, 0.15), 12px 21px 24px 0 #041a3350;
}

.keyboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 24px;
    padding: 0.8px;
    background: linear-gradient(120deg, rgba(255, 255, 255, 60%) 0%, rgba(255, 255, 255, 0.0) 30%);
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}
.keyboard::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 0px;
    width: 100%;
    height: 100%;
    border-radius: 24px;
    z-index: -1;
    background: linear-gradient(279deg, rgba(0, 0, 0, 0.00) 2.67%, rgba(0, 0, 0, 0.52) 70%, rgba(60, 60, 60, 0.96) 77.73%, rgba(32, 32, 32, 0.77) 89.55%, rgba(255, 255, 255, 1) 94.78%, #000 97.07%), #485462;
}


.navLinks {
  display: flex;
  padding: 6px;
  align-items: center;
  gap: 7px;
  border-radius: 16px;
  background: #000;
  box-shadow:  0.5px 0.5px 1px 0 rgba(255, 255, 255, 0.25);
  filter: saturate(1.1);
}

.KeyPress {
  width: 76px;
  height: 76px;
  border-radius: 16px;
  padding: 10px 12px 15px 12px;
  position: relative;
}
.KeyPress::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    z-index: 10;
    background: radial-gradient(69.48% 69.48% at 67.53% 83.12%, rgba(0, 0, 0, 0.00) 59.67%, rgba(0, 0, 0, 0.30) 83.12%, rgba(0, 0, 0, 0.60) 100%);  
    opacity: 0;
  }





.KeyPress-top {
  width: 100%;
  height: 100%;
  border-radius: 14px;

  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 8;

}

.KeyPress-top::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 14px;
    padding: 1px;
    background: linear-gradient(319deg, rgba(0, 111, 255, 0.00) 66.29%, #2282ffc3 88.28%), linear-gradient(219deg, #1E4FA3 10.58%, rgba(44, 121, 255, 0.00) 69.1%);    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* 蓝色按键 */
.KeyPress-blue {
  background: conic-gradient(from 111deg at 48.05% 49.35%, rgba(0, 55, 98, 0.30) 12.384830564260483deg, rgba(0, 24, 43, 0.60) 23.084987103939056deg, rgba(0, 24, 43, 0.45) 40.21423101425171deg, rgba(0, 24, 43, 0.55) 109.04261112213135deg, rgba(145, 176, 255, 0.14) 117.31455445289612deg, rgba(0, 54, 149, 0.55) 191.98953866958618deg, #06F 202.5931477546692deg, rgba(0, 24, 43, 0.25) 215.92818975448608deg, rgba(0, 24, 43, 0.20) 288.55015754699707deg, rgba(73, 98, 255, 0.62) 299.2530941963196deg, rgba(0, 49, 88, 0.53) 338.7516474723816deg), linear-gradient(180deg, #005CCF 0%, #00227A 100%);
  box-shadow: 0 -7px 7.3px 0 rgba(0, 84, 236, 0.29) inset, 0 -1px 2px 0 rgba(73, 152, 255, 0.49) inset, 3px 4px 4px 0 rgba(0, 5, 19, 0.80) inset, 0 0 10px 0 rgba(21, 21, 21, 0.81) inset;


}


.blue-top {
background: radial-gradient(47.08% 43.73% at 17.27% 88.68%, rgba(1, 48, 117, 0.40) 0%, rgba(0, 0, 0, 0.00) 77.96%), linear-gradient(180deg, #002D71 0%, #004CAF 100%);
box-shadow: 0 0.5px 2px 0 rgba(18, 86, 187, 0.68), 0 7px 8px 0 rgba(0, 0, 0, 0.25), -1px 2px 2px 0 rgba(0, 25, 65, 0.52) inset, 3px 3px 4px 0 rgba(0, 66, 158, 0.25) inset, 0 10px 11.1px 0 rgba(0, 0, 0, 0.25) inset, 4px -1px 6.2px 0 rgba(0, 34, 87, 0.29), 0 -1px 4px 0 rgba(110, 138, 255, 0.34) inset;

}


/* 粉色按键 */
.KeyPress-pink {
background: conic-gradient(from 113deg at 49.35% 48.05%, rgba(49, 2, 51, 0.15) 14.379204511642456deg, rgba(49, 2, 51, 0.60) 21.682961583137512deg, rgba(49, 2, 51, 0.45) 39.822054505348206deg, rgba(49, 2, 51, 0.20) 96.05836987495422deg, rgba(49, 2, 51, 0.41) 110.13434529304504deg, rgba(214, 93, 198, 0.24) 118.52450966835022deg, rgba(255, 155, 231, 0.03) 128.68589758872986deg, rgba(227, 157, 214, 0.65) 188.29718828201294deg, #FFAFEC 197.66404151916504deg, rgba(49, 2, 51, 0.44) 208.9365291595459deg, rgba(49, 2, 51, 0.50) 226.47369146347046deg, rgba(49, 2, 51, 0.40) 286.4609742164612deg, rgba(206, 206, 206, 0.35) 298.96809339523315deg, rgba(121, 1, 126, 0.15) 338.7516474723816deg), linear-gradient(180deg, #FF8AE3 0%, #86256F 80.99%, rgba(90, 13, 78, 0.97) 100%);
box-shadow: 0 -1px 2px 0 rgba(255, 165, 245, 0.20) inset, 0 -4px 4px 0 rgba(255, 98, 230, 0.29) inset, 5px 7px 4px 0 rgba(30, 0, 23, 0.80) inset, 0 0 10px 0 rgba(21, 21, 21, 0.70) inset;
}
.pink-top {
background: radial-gradient(44.06% 40.92% at 14.55% 88.68%, rgba(169, 72, 149, 0.50) 0%, rgba(169, 72, 149, 0.00) 66.95%), linear-gradient(180deg, #6a1a5a 0%, #FF9EEB 100%);
box-shadow: 0 7px 8px 0 rgba(0, 0, 0, 0.15), -1px 2px 2px 0 rgba(75, 0, 66, 0.52) inset, 3px 3px 4px 0 rgba(161, 8, 146, 0.25) inset, 0 10px 11.1px 0 rgba(0, 0, 0, 0.25) inset, 4px -1px 6.2px 0 rgba(91, 6, 80, 0.29), 0 -1px 4px 0 #C754A2 inset;

}
.pink-top::before {
background: linear-gradient(327deg, rgba(255, 113, 229, 0.00) 60%, rgba(255, 200, 240, 0.60) 87.77%), linear-gradient(223deg, rgba(255, 142, 233, 0.40) -13.51%, rgba(255, 142, 233, 0.00) 59.51%);
}


/* 黑色按键 */
.KeyPress-dark {
background: linear-gradient(0deg, rgba(0, 0, 0, 0.20) 0%, rgba(0, 0, 0, 0.20) 100%), conic-gradient(from 111deg at 46.1% 49.35%, rgba(98, 98, 98, 0.15) 13.90125498175621deg, #000 25.957514941692352deg, rgba(0, 0, 0, 0.59) 39.37861829996109deg, rgba(29, 29, 29, 0.20) 107.40039110183716deg, rgba(161, 161, 161, 0.41) 117.10284233093262deg, #6D6D6D 191.26969814300537deg, rgba(175, 175, 175, 0.68) 200.78424453735352deg, rgba(46, 46, 46, 0.25) 213.84239673614502deg, rgba(46, 46, 46, 0.20) 281.42552375793457deg, rgba(206, 206, 206, 0.35) 299.6248483657837deg, rgba(80, 80, 80, 0.15) 321.56739950180054deg), linear-gradient(180deg, #242424 0%, #121212 100%);
box-shadow: 0 -1px 2px 0 rgba(255, 255, 255, 0.25) inset, 3px 4px 4px 0 rgba(0, 0, 0, 0.80) inset, 0 0 10px 0 #151515 inset;
}
.dark-top {
background: radial-gradient(36.95% 34.95% at 19% 93%, rgba(0, 0, 0, 0.30) 0%, rgba(0, 0, 0, 0.00) 84.69%), linear-gradient(180deg, #202020 0%, #404040 100%);
box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.25), -1px 2px 2px 0 rgba(0, 0, 0, 0.52) inset, 3px 3px 4px 0 rgba(100, 100, 100, 0.25) inset, 0 10px 11.1px 0 rgba(0, 0, 0, 0.25) inset, 4px -1px 6.2px 0 rgba(66, 66, 66, 0.29), 0 -1px 4px 0 #4B4B4B inset;
}
.dark-top::before {
background: linear-gradient(321deg, rgba(255, 255, 255, 0.00) 73.11%, rgba(255, 255, 255, 0.30) 91.13%), linear-gradient(223deg, #535353 -13.51%, rgba(117, 117, 117, 0.00) 59.51%);
}

/* ------icon链接------- */
.navLinks svg {
  font-size: 28px;
  color: #fff;
  filter: drop-shadow(0 0 5.8px rgba(250, 247, 253, 0.68));

}
.icon-yellow {
  color:#FFEA00 !important;
  filter: drop-shadow(0 0 5.8px rgba(255, 234, 0, 0.68));
}

/* 按键hover */
.KeyPress:hover {
  transform: scale(0.95);
  transition: all 0.3s ease-out;
  filter: brightness(0.9);

}

.KeyPress:hover::before {
  opacity: 1; /* 悬停时透明度变为1 */
  transition: all 0.3s ease-out;

}

/* 装饰图 */
.footer-img1 {
    width: 200px;
    position: absolute;
    top: 4vw;
    left: 6%;
    filter: saturate(1.2);
}

.footer-img2 {
    width: 250px;
    position: absolute;
    bottom: 2vw;
    right: 6%;
}


/* ------loading--------- */
/* KEYFRAMES */

@keyframes spin {
  from {
    transform: rotate(0);
  }
  to{
    transform: rotate(359deg);
  }
}

@keyframes spin3D {
  from {
    transform: rotate3d(.8,.8,.8, 360deg);
  }
  to{
    transform: rotate3d(0deg);
  }
}



/* loading */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: absolute;
  z-index: 0;
}
.loading p {
  color: var(--text-color-3);
  font-size: 14px;
  line-height: 162%; /* 25.92px */
  letter-spacing: 0.48px;
  text-transform: capitalize;
  margin-top: 16px;
}

.spinner-box {
  width: 50px;
  height: 50px;
}

/* SPINNING CIRCLE */

.leo-border-1 {
  position: absolute;
  width: 50px;
  height: 50px;
  padding: 1px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: rgb(30, 146, 255);
  background: linear-gradient(0deg, rgba(42, 131, 255, 0) 0%, rgb(11, 129, 255) 100%);
  animation: spin3D 1.8s linear 0s infinite;
}

.leo-core-1 {
  width: 100%;
  height: 100%;
  background-color: #0a161caa;
  border-radius: 50%;
}

.leo-border-2 {
  position: absolute;
  width: 50px;
  height: 50px;
  padding: 1px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: rgb(17, 188, 255);
  background: linear-gradient(0deg, rgba(251, 91, 83, 0.1) 33%, rgb(42, 191, 255) 100%);
  animation: spin3D 2.2s linear 0s infinite;
}

.leo-core-2 {
  width: 100%;
  height: 100%;
  background-color: #0e1d2eaa;
  border-radius: 50%;
}

/* ALTERNATING ORBITS */

.circle-border {
  width: 150px;
  height: 150px;
  padding: 3px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background: rgb(63,249,220);
  background: linear-gradient(0deg, rgba(63,249,220,0.1) 33%, rgba(63,249,220,1) 100%);
  /* animation: spin .8s linear 0s infinite; */
}

.circle-core {
  width: 100%;
  height: 100%;
  background-color: #1d2630;
  border-radius: 50%;
}

.loading.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* -----------分割线---------- */
.flex-bg {
    width: 100%;
    height: 100vh;
    position: sticky;
    top: 0;
    z-index: -2;
    /* 关键：让背景不占据文档流空间 */
    margin-top: -100vh;
    overflow: hidden;

}
/* 背景线 */
.line-box {
    display: flex;
    justify-content: space-between;
    z-index: 2;
}
.line-box .line {
    width: 1px;
    height: 100vh;
    background: linear-gradient(180deg, var(--line-color) 0%, var(--line-color-lighter) 100%);
}
.line-light {
  background: var(--line-color-lighter) !important;
}
.line-hidden {
    opacity: 0;
}
/* footer下面的线 */
.footer-box .line-box {
  position: absolute; 
  left: var(--basic-margin);
  top: 0; 
  z-index: -1;


  .line { 
    background:var(--line-color-lighter);
    height: 120vh;
  
  }
}

.flex-bg .light-bg {
  height: 100vh;
  position: absolute;
  opacity: 1;
  z-index: -1;
}


.pageTittle-top {
  margin-top: 4vw;
  position: relative;
  
}



/* 返回按钮 */

.btn-link {
  /* 确保链接可点击且不被遮挡 */
  display: inline-block;
  position: fixed;
  top: 19px;
  left: 4vw;
  z-index: 9999; /* 提高层级，避免被其他元素覆盖 */
  padding: 0;
  margin: 0;
  cursor: pointer; /* 显示手型光标，提示可点击 */
  mix-blend-mode: difference;

}

.btn-back {
  display: inline-flex;
  padding: 4px 12px;
  justify-content: center;
  align-items: center;
  border: 1px solid #ffffff;
  border-radius: 50px;
  transition: all 0.4s ease-out;
}

.btn-back svg {
  font-size: 18px;
  color: #ffffff;
}

/* 强制触发hover效果 */
.btn-link:hover .btn-back {
  transform: scale(1.05);
  /* 增加视觉反馈 */
  border-color: #666;
}

/* -------图片懒加载相关样式--------- */
.lazy-image {
    opacity: 0;
}

.lazy-image.loaded {
    opacity: 1;
}






/* 分割线 */
.dividing-line {
    margin-top: 3vw;
    display: flex;
    gap: 16px;
    margin-bottom: 48px;

}
.dividing-line span {
    font-size: 24px;
}
.time-box {
    flex: 1;
    margin-top: 19px;
}
.dividing-line .line {
    flex: 1;
    height: 1px;
    width: 100%;
    background: var(--line-color-lighter);
    margin-bottom: 24px;
}