/* ============================================================
   亿博体育数据 · 共享样式表 /assets/site.css
   夜场指挥中心：深墨蓝基底 / 电子青数据高亮 / 印刷叠层
   ============================================================ */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote,dl,dt,dd{margin:0;padding:0}
ul,ol{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
a{color:inherit}

/* ---------- tokens ---------- */
:root{
  --ink:#0A1622;
  --char:#11161C;
  --board:#122234;
  --edge:#24384D;
  --cyan:#35E1F0;
  --lime:#8DF05A;
  --gold:#F5B33C;
  --white:#E9F1F7;
  --mute:#9BB0C4;
  --coral:#FF6E7A;
  --paper:#F4F1EA;

  --font-display:'Oswald','Barlow Condensed','Source Han Sans SC','PingFang SC',system-ui,sans-serif;
  --font-body:'Noto Sans SC','Source Han Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-mono:'JetBrains Mono','Roboto Mono',SFMono-Regular,ui-monospace,monospace;

  --wrap:1240px;
  --pad:20px;
  --r:2px;
  --ease:cubic-bezier(.22,.7,.3,1);

  --fs-note:11px;
  --fs-tag:13px;
  --fs-body:16px;
  --fs-sub:20px;
  --fs-sec:28px;
  --fs-mod:clamp(30px,5vw,44px);
  --fs-anchor:clamp(44px,9vw,72px);
}
@media (min-width:768px){:root{--pad:32px}}
@media (min-width:1100px){:root{--pad:48px}}

/* ---------- base ---------- */
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--white);
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 560px at 80% -10%, rgba(53,225,240,.10), transparent 62%),
    radial-gradient(760px 420px at 4% 40%, rgba(141,240,90,.05), transparent 68%),
    linear-gradient(rgba(36,56,77,.17) 1px, transparent 1px),
    linear-gradient(90deg, rgba(36,56,77,.17) 1px, transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  background-attachment:fixed,fixed,fixed,fixed;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
main{display:block;position:relative;z-index:1}
p+p{margin-top:1.5em}
strong,b{font-weight:700;color:#fff}
::selection{background:rgba(53,225,240,.3);color:#fff}

:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:1px}
:focus:not(:focus-visible){outline:none}

/* ---------- skip link ---------- */
.skip-link{
  position:absolute;left:16px;top:-120px;z-index:200;
  background:var(--paper);color:var(--ink);
  font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;
  padding:10px 18px;border-radius:var(--r);text-decoration:none;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- layout ---------- */
.wrap{
  width:100%;max-width:var(--wrap);
  margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);
}
.grid-12{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:600px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-3{grid-column:span 3}
  .span-4{grid-column:span 3}
  .span-6{grid-column:span 6}
  .span-7{grid-column:span 6}
  .span-8{grid-column:span 6}
  .span-9{grid-column:span 6}
}
@media (min-width:900px){
  .grid-12{grid-template-columns:repeat(12,minmax(0,1fr));gap:28px}
  .span-4{grid-column:span 4}
  .span-7{grid-column:span 7}
  .span-8{grid-column:span 8}
  .span-9{grid-column:span 9}
}

/* ============================================================
   页头 / 刊头
   ============================================================ */
.site-masthead{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(10,22,34,.985),rgba(10,22,34,.92));
  border-bottom:1px solid var(--edge);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.masthead-inner{
  display:grid;
  grid-template-columns:1fr auto;
  grid-template-areas:
    "brand toggle"
    "word word";
  align-items:center;
  gap:8px 14px;
  width:100%;max-width:var(--wrap);
  margin:0 auto;
  padding:13px var(--pad) 14px;
  transition:padding .24s var(--ease);
}

/* 品牌行 */
.masthead-brand{grid-area:brand;display:flex;align-items:baseline;gap:7px;min-width:0}
.brand-cn{
  font-family:var(--font-body);font-weight:700;font-size:14px;
  letter-spacing:.08em;color:var(--white);white-space:nowrap;
}
.brand-dot{color:var(--cyan);font-size:14px;line-height:1}
.brand-line{
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.16em;color:var(--mute);white-space:nowrap;
  transition:opacity .24s var(--ease);
}

/* 词标（报头） */
.masthead-wordmark{
  grid-area:word;justify-self:center;
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(20px,4.4vw,28px);
  letter-spacing:.2em;line-height:1.1;
  color:var(--white);text-decoration:none;white-space:nowrap;
  padding:2px 0;
  transition:color .24s var(--ease),font-size .24s var(--ease);
}
.masthead-wordmark:hover{color:var(--cyan)}

/* 快入口 */
.masthead-quick{display:none}
.quick-link{
  display:inline-block;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  padding:8px 14px;border:1px solid var(--edge);border-radius:var(--r);
  text-decoration:none;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.quick-link--cyan{color:var(--cyan);border-color:rgba(53,225,240,.45)}
.quick-link--cyan:hover{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}
.quick-link--gold{color:var(--gold);border-color:rgba(245,179,60,.45)}
.quick-link--gold:hover{background:var(--gold);color:var(--ink);border-color:var(--gold)}

/* 汉堡按钮 */
.nav-toggle{
  grid-area:toggle;justify-self:end;
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 12px;border:1px solid var(--edge);border-radius:var(--r);
  font-family:var(--font-mono);font-size:var(--fs-note);letter-spacing:.14em;
  color:var(--mute);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.nav-toggle:hover{color:var(--white);border-color:var(--cyan)}
.nav-toggle[aria-expanded="true"]{color:var(--cyan);border-color:var(--cyan)}
.nav-toggle-bars{display:block;width:16px}
.nav-toggle-bars i{
  display:block;height:2px;background:currentColor;margin:4px 0;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.nav-toggle-bars i:first-child{margin-top:0}
.nav-toggle-bars i:last-child{margin-bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 栏目导航 */
.site-nav{
  display:none;
  border-top:1px solid var(--edge);
  background:linear-gradient(180deg,rgba(17,22,28,.92),rgba(10,22,34,.92));
}
.site-nav[data-open]{display:block}
.nav-list{
  width:100%;max-width:var(--wrap);margin:0 auto;
  padding:6px var(--pad) 18px;
  display:flex;flex-direction:column;
}
.nav-list a{
  position:relative;display:block;
  padding:14px 2px;
  font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.14em;
  color:var(--mute);text-decoration:none;
  border-bottom:1px solid rgba(36,56,77,.55);
  transition:color .2s var(--ease),padding .24s var(--ease);
}
.nav-list a:hover{color:var(--white)}
.nav-list a[aria-current="page"]{color:var(--cyan)}
.nav-list a[aria-current="page"]::before{
  content:"";position:absolute;left:-@;top:50%;
}
.nav-list li:last-child a{border-bottom:0}

/* 滚动进度条 */
.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  overflow:hidden;pointer-events:none;
}
.scroll-progress-bar{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--cyan),var(--lime));
}

@media (min-width:900px){
  .masthead-inner{
    grid-template-columns:1fr auto 1fr;
    grid-template-areas:"brand word quick";
    padding:17px var(--pad) 18px;
    gap:20px;
  }
  .masthead-quick{
    grid-area:quick;display:flex;justify-self:end;align-items:center;gap:10px;
  }
  .nav-toggle{display:none}
  .site-nav{display:block}
  .nav-list{
    flex-direction:row;justify-content:center;align-items:center;
    gap:34px;padding:0 var(--pad);
  }
  .nav-list a{
    padding:13px 2px 15px;border-bottom:0;
  }
  .nav-list a::after{
    content:"";position:absolute;left:0;right:0;bottom:9px;height:2px;
    background:var(--cyan);transform:scaleX(0);transform-origin:left;
    transition:transform .24s var(--ease);
  }
  .nav-list a:hover::after{transform:scaleX(1)}
  .nav-list a[aria-current="page"]::after{transform:scaleX(1);background:var(--gold)}
  .nav-list a[aria-current="page"]{color:var(--white)}
}

/* 滚动收窄刊头 */
@media (min-width:900px){
  .site-masthead[data-condensed] .masthead-inner{padding-top:8px;padding-bottom:9px}
  .site-masthead[data-condensed] .masthead-wordmark{font-size:21px}
  .site-masthead[data-condensed] .nav-list a{padding-top:9px;padding-bottom:11px}
  .site-masthead[data-condensed] .nav-list a::after{bottom:5px}
}
@media (max-width:899px){
  .site-masthead[data-condensed] .brand-line{opacity:0}
  .site-masthead[data-condensed] .masthead-inner{padding-top:9px;padding-bottom:10px}
}

/* ============================================================
   页脚
   ============================================================ */
.site-foot{
  position:relative;z-index:1;
  margin-top:88px;
  background:var(--char);
  border-top:1px solid var(--edge);
  color:var(--mute);
}
.site-foot::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(53,225,240,.6) 24%,rgba(141,240,90,.4) 62%,transparent);
}
.foot-top{
  display:grid;grid-template-columns:1fr;gap:36px;
  padding-top:52px;padding-bottom:40px;
}
.foot-brand{min-width:0}
.foot-wordmark{
  display:inline-block;
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(22px,4vw,30px);letter-spacing:.2em;
  color:var(--white);text-decoration:none;
  transition:color .2s var(--ease);
}
.foot-wordmark:hover{color:var(--cyan)}
.foot-brandline{
  margin-top:10px;
  font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--white);
}
.foot-note{
  margin-top:14px;max-width:420px;
  font-size:13px;line-height:1.85;color:var(--mute);
}
.foot-tail{
  margin-top:18px;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.22em;color:rgba(155,176,196,.7);
}
.foot-cols{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px 20px;align-content:start;
}
.foot-col-link{
  display:inline-block;
  font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.12em;
  color:var(--white);text-decoration:none;
  padding-bottom:8px;border-bottom:1px solid var(--edge);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.foot-col-link:hover{color:var(--cyan);border-color:var(--cyan)}

.foot-base{
  display:grid;grid-template-columns:1fr;gap:22px;
  padding-top:26px;padding-bottom:26px;
  border-top:1px solid rgba(36,56,77,.7);
}
.foot-contact p{
  font-size:13px;line-height:1.9;color:var(--mute);
  font-family:var(--font-mono);
}
.mono-label{
  display:inline-block;min-width:72px;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.14em;color:var(--edge);color:rgba(155,176,196,.72);
}
.foot-legal{display:flex;flex-wrap:wrap;gap:10px 22px}
.foot-legal a{
  font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.08em;
  color:var(--white);text-decoration:none;
  border-bottom:1px solid var(--edge);padding-bottom:3px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.foot-legal a:hover{color:var(--gold);border-color:var(--gold)}

.foot-bottom{
  display:flex;flex-wrap:wrap;gap:8px 24px;
  align-items:center;justify-content:space-between;
  padding-top:16px;padding-bottom:30px;
  border-top:1px solid rgba(36,56,77,.5);
}
.foot-copy,.foot-icp{
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.12em;color:rgba(155,176,196,.75);
}
.foot-icp{color:var(--gold);opacity:.8}

@media (min-width:640px){
  .foot-cols{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (min-width:900px){
  .foot-top{
    grid-template-columns:minmax(260px,1fr) minmax(0,1.5fr);
    gap:60px;padding-top:64px;padding-bottom:48px;
  }
  .foot-cols{grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
  .foot-base{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);align-items:start;gap:40px}
  .foot-legal{justify-content:flex-end}
}

/* ============================================================
   通用组件
   ============================================================ */

/* --- 标签与小节标记 --- */
.eyebrow{
  display:inline-block;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.24em;text-transform:uppercase;
  color:var(--cyan);
}
.tag{
  display:inline-block;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.14em;line-height:1;
  padding:6px 10px;border:1px solid var(--edge);border-radius:var(--r);
  color:var(--mute);background:rgba(18,34,52,.6);
}
.tag--gold{color:var(--gold);border-color:rgba(245,179,60,.5)}
.tag--lime{color:var(--lime);border-color:rgba(141,240,90,.5)}
.tag--paper{background:var(--paper);color:var(--char);border-color:var(--paper)}

/* --- 按钮 --- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  padding:12px 22px;border:1px solid var(--edge);border-radius:var(--r);
  background:var(--board);
  font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.12em;
  color:var(--white);text-decoration:none;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn--cyan{border-color:var(--cyan);color:var(--cyan);background:rgba(53,225,240,.07)}
.btn--cyan:hover{background:var(--cyan);color:var(--ink)}
.btn--gold{border-color:var(--gold);color:var(--gold);background:rgba(245,179,60,.07)}
.btn--gold:hover{background:var(--gold);color:var(--ink)}
.btn--ghost{background:transparent;color:var(--mute)}
.btn--ghost:hover{color:var(--white);border-color:var(--cyan)}

/* --- 面包屑 --- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.14em;color:var(--mute);
}
.crumb li{display:flex;align-items:center;gap:10px}
.crumb li+li::before{content:"/";color:var(--edge)}
.crumb a{color:var(--mute);text-decoration:none;transition:color .2s var(--ease)}
.crumb a:hover{color:var(--cyan)}

/* --- 正文容器 --- */
.prose{max-width:720px;font-size:17px;line-height:1.75;color:var(--mute)}
.prose>*+*{margin-top:1.5em}
.prose h2,.prose h3{color:var(--white);font-family:var(--font-display);letter-spacing:.02em;line-height:1.25}
.prose h2{font-size:var(--fs-sec)}
.prose h3{font-size:var(--fs-sub)}
.prose a{color:var(--cyan);text-decoration:underline;text-underline-offset:4px}
.prose a:hover{color:var(--lime)}
.prose ul{list-style:none;padding-left:0}
.prose ul li{position:relative;padding-left:20px}
.prose ul li+li{margin-top:.6em}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:8px;height:2px;background:var(--cyan);
}
.prose code{
  font-family:var(--font-mono);font-size:.9em;
  background:rgba(36,56,77,.5);padding:2px 6px;border-radius:var(--r);color:var(--white);
}

/* --- 数据锚点 --- */
.stat{display:block}
.stat__num{
  display:block;
  font-family:var(--font-mono);font-weight:700;
  font-size:var(--fs-anchor);line-height:.95;
  letter-spacing:-.02em;color:var(--cyan);
  font-variant-numeric:tabular-nums;
}
.stat__num--gold{color:var(--gold)}
.stat__num--lime{color:var(--lime)}
.stat__label{
  display:block;margin-top:10px;
  font-family:var(--font-mono);font-size:var(--fs-tag);
  letter-spacing:.16em;color:var(--mute);
}

/* --- 面板 / 印刷边框 / 叠层 --- */
.plate{
  position:relative;
  background:var(--board);
  border:1px solid var(--edge);border-radius:var(--r);
  padding:24px;
}
.plate--paper{background:var(--paper);color:var(--char);border-color:var(--paper)}
.plate--paper .eyebrow{color:#0C6F7A}
.frame{
  position:relative;
  border:1px solid var(--edge);border-radius:var(--r);
  padding:24px;
  background:linear-gradient(180deg,rgba(18,34,52,.72),rgba(10,22,34,.5));
}
.frame::after{
  content:"";position:absolute;inset:5px;
  border:1px solid rgba(36,56,77,.55);border-radius:1px;
  pointer-events:none;
}
.note-rail{
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.12em;line-height:2;color:var(--mute);
}

/* --- 斜向数据流分隔 --- */
.rule-slash{
  height:2px;margin:56px 0;
  background:linear-gradient(90deg,transparent,rgba(53,225,240,.65) 28%,rgba(141,240,90,.45) 68%,transparent);
  transform:rotate(-1.4deg);transform-origin:center;
}

/* --- 章节头 --- */
.section-head{
  display:grid;grid-template-columns:1fr;gap:12px;
  margin-bottom:28px;
}
.section-head__title{
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-mod);line-height:1.1;letter-spacing:.02em;color:var(--white);
}
.section-head__note{
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.14em;line-height:1.9;color:var(--mute);
}
@media (min-width:900px){
  .section-head{grid-template-columns:minmax(0,8fr) minmax(0,4fr);align-items:end;gap:32px}
  .section-head__note{text-align:right}
}

/* --- 图片占位容器 --- */
.fig{margin:0;position:relative}
.fig__media{
  position:relative;overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid var(--edge);border-radius:var(--r);
  background:
    radial-gradient(120% 90% at 78% 0%, rgba(53,225,240,.16), transparent 60%),
    linear-gradient(150deg,#122234 0%,#0A1622 72%);
}
.fig__media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(36,56,77,.28) 1px,transparent 1px),
    linear-gradient(90deg,rgba(36,56,77,.28) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.7;
}
.fig__media img,.fig__media svg{position:relative;z-index:1;width:100%;height:100%;object-fit:cover}
.fig__media--wide{aspect-ratio:21/9}
.fig__media--tall{aspect-ratio:3/4}
.fig__media--square{aspect-ratio:1/1}
.fig__cap{
  margin-top:10px;
  font-family:var(--font-mono);font-size:var(--fs-note);
  letter-spacing:.1em;color:var(--mute);
}
@media (min-width:900px){
  .fig--offset{margin-left:-48px}
  .fig--bleed{margin-right:calc(var(--pad) * -1)}
}

/* --- 折叠内容组 --- */
.fold{
  border:1px solid var(--edge);border-radius:var(--r);
  background:var(--board);
  transition:border-color .2s var(--ease);
}
.fold+.fold{margin-top:10px}
.fold:hover{border-color:rgba(53,225,240,.4)}
.fold__head{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;padding:16px 20px;text-align:left;
  font-family:var(--font-display);font-weight:700;
  font-size:var(--fs-sub);line-height:1.35;letter-spacing:.02em;
  color:var(--white);
  transition:color .2s var(--ease);
}
.fold__head:hover{color:var(--cyan)}
.fold__head[aria-expanded="true"]{color:var(--cyan)}
.fold__arrow{
  flex:none;width:10px;height:10px;margin-top:-4px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg);
  transition:transform .24s var(--ease);
}
.fold__head[aria-expanded="true"] .fold__arrow{transform:rotate(-135deg);margin-top:2px}
.fold__body{
  padding:0 20px 20px;
  color:var(--mute);font-size:15px;line-height:1.8;
}
.fold__body[hidden]{display:none}
.fold.is-open .fold__body{animation:foldIn .24s var(--ease)}
@keyframes foldIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* --- 芯片筛选 --- */
.chip{
  display:inline-block;
  padding:7px 14px;margin:0 8px 8px 0;
  border:1px solid var(--edge);border-radius:999px;
  font-family:var(--font-mono);font-size:var(--fs-tag);letter-spacing:.1em;
  color:var(--mute);background:rgba(18,34,52,.5);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{color:var(--white);border-color:rgba(53,225,240,.5)}
.chip[aria-pressed="true"]{
  color:var(--cyan);border-color:var(--cyan);background:rgba(53,225,240,.12);
}

/* --- 状态点 --- */
.dot-live{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--lime);margin-right:8px;vertical-align:middle;
  box-shadow:0 0 0 0 rgba(141,240,90,.55);
}
@media (prefers-reduced-motion: no-preference){
  .dot-live{animation:breathe 2.4s ease-in-out infinite}
}
@keyframes breathe{
  0%,100%{box-shadow:0 0 0 0 rgba(141,240,90,.55);opacity:1}
  50%{box-shadow:0 0 0 6px rgba(141,240,90,0);opacity:.75}
}

/* ---------- 显现动效 ---------- */
html.has-reveal [data-reveal]{
  opacity:0;transform:translateY(24px);
  transition:opacity .4s var(--ease),transform .4s var(--ease);
  will-change:opacity,transform;
}
html.has-reveal [data-reveal].is-in{opacity:1;transform:none}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  html.has-reveal [data-reveal]{opacity:1;transform:none;transition:none}
  .btn:hover{transform:none}
  .dot-live{animation:none}
  .fold.is-open .fold__body{animation:none}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;animation-iteration-count:1 !important}
}