/* ==========================================================================
   尊龙凯寸通用版9 · 共享样式 /assets/site.css
   深靛蓝仪表盘 + 宣纸白册页 · Bento 模块化 · 极细边界
   ========================================================================== */

:root{
  --ink-indigo:#0F1A33;
  --panel:#16244A;
  --line:#27386A;
  --amber:#C9A227;
  --amber-light:#EBCB73;
  --celadon:#4E8C7A;
  --brick:#A6402F;
  --violet:#6C63A6;
  --paper:#F2EFE6;
  --ink:#14161C;
  --muted:#9AA6BF;
  --muted-paper:#4A5060;

  --font-display:"Source Han Serif SC","Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --font-body:"Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --step-1:16px; --step-2:20px; --step-3:25px;
  --step-4:31px; --step-5:39px; --step-6:49px; --step-7:61px;

  --gutter:clamp(18px,4vw,48px);
  --maxw:1240px;
  --radius:2px;
  --shadow-card:0 1px 2px rgba(0,0,0,.35);
  --t:cubic-bezier(.2,.7,.2,1);
}

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

:focus-visible{outline:2px solid var(--amber);outline-offset:3px;}
.section--paper :focus-visible,
.card--paper :focus-visible{outline-color:#8A6B12;}

/* ---------------------------- 基础排版 ---------------------------- */
body{
  background:var(--ink-indigo);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,.font-display{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.26;
}
h1{font-size:clamp(31px,4.6vw,var(--step-6));}
h2{font-size:clamp(25px,3.2vw,var(--step-5));}
h3{font-size:clamp(20px,2.2vw,var(--step-3));}
h4{font-size:var(--step-2);}
p{max-width:72ch;}
p + p{margin-top:.9em;}
strong{font-weight:600;}
small{font-size:13px;}

.mono,.numeric{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.04em;
}
.index-num{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--muted);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--amber-light);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber);}
.text-muted{color:var(--muted);}
.text-amber{color:var(--amber-light);}
.text-celadon{color:var(--celadon);}
.text-brick{color:var(--brick);}
.text-violet{color:var(--violet);}

/* ---------------------------- 容器 ---------------------------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);}
.container--narrow{max-width:760px;}
.container--wide{max-width:1440px;}

.section{padding-block:clamp(48px,7vw,96px);position:relative;}
.section + .section{border-top:1px solid var(--line);}
.section--paper{background:var(--paper);color:var(--ink);}
.section--panel{background:var(--panel);}
.section--tight{padding-block:clamp(28px,4vw,52px);}
.section__head{max-width:72ch;margin-bottom:clamp(22px,3.2vw,44px);}
.section__head p{color:var(--muted);}
.section--paper .section__head p{color:var(--muted-paper);}
.section-rule{height:1px;background:var(--line);border:0;margin:0;}

/* ---------------------------- 网格 ---------------------------- */
.grid{display:grid;gap:clamp(14px,2vw,24px);}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr));}
.col-4{grid-column:span 4;}
.col-5{grid-column:span 5;}
.col-6{grid-column:span 6;}
.col-7{grid-column:span 7;}
.col-8{grid-column:span 8;}
.col-12{grid-column:span 12;}
.start-5{grid-column-start:5;}

/* ---------------------------- Bento ---------------------------- */
.bento{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  grid-auto-rows:minmax(96px,auto);
  gap:clamp(10px,1.2vw,16px);
}
.bento__cell{grid-column:span 1;grid-row:span 1;min-width:0;}
.bento__cell.is-2x1{grid-column:span 2;}
.bento__cell.is-1x2{grid-row:span 2;}
.bento__cell.is-2x2{grid-column:span 2;grid-row:span 2;}

/* ---------------------------- 卡片 ---------------------------- */
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  padding:clamp(18px,2vw,26px);
  min-width:0;
}
.card--line{background:transparent;box-shadow:none;}
.card--paper{background:var(--paper);color:var(--ink);border-color:#D9D3C4;box-shadow:var(--shadow-card);}
.card--violet{background:rgba(108,99,166,.14);border-color:rgba(108,99,166,.55);}
.card--link{display:block;transition:border-color .24s var(--t),transform .24s var(--t);}
.card--link:hover{border-color:var(--amber);transform:translateY(-2px);}
.card__title{font-family:var(--font-display);font-weight:700;font-size:var(--step-2);margin-bottom:8px;}
.card__meta{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted);}
.card__body{font-size:15px;color:var(--muted);}
.card--paper .card__body{color:var(--muted-paper);}

.stat{display:flex;flex-direction:column;gap:4px;}
.stat__value{
  font-family:var(--font-mono);
  font-size:clamp(25px,3vw,var(--step-5));
  line-height:1.1;
  letter-spacing:.02em;
  color:var(--amber-light);
}
.stat__label{font-size:13px;letter-spacing:.04em;color:var(--muted);}

.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
}
.chip--amber{border-color:rgba(201,162,39,.55);color:var(--amber-light);}
.chip--celadon{border-color:rgba(78,140,122,.6);color:var(--celadon);}
.chip--brick{border-color:rgba(166,64,47,.65);color:#D97A66;}

/* ---------------------------- 图片容器 ---------------------------- */
.media{
  position:relative;
  overflow:hidden;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  min-height:120px;
}
.media::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:
    radial-gradient(circle at 22% 18%,rgba(78,140,122,.20),transparent 55%),
    radial-gradient(circle at 78% 70%,rgba(108,99,166,.22),transparent 58%),
    linear-gradient(160deg,#101C3A 0%,#0B1428 100%);
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  opacity:.6;
  background-image:radial-gradient(rgba(242,239,230,.05) 1px,transparent 1px);
  background-size:3px 3px;
}
.media__img{
  position:absolute;
  inset:0;
  z-index:1;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.7) contrast(1.06) brightness(.92) hue-rotate(-8deg);
}
.media__cap{
  position:absolute;
  left:0;right:0;bottom:0;
  z-index:3;
  padding:12px 14px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
  color:var(--paper);
  background:linear-gradient(transparent,rgba(15,26,51,.92));
}
.media--16x9{aspect-ratio:16/9;}
.media--4x3{aspect-ratio:4/3;}
.media--3x2{aspect-ratio:3/2;}
.media--1x1{aspect-ratio:1/1;}
.media--tall{aspect-ratio:3/4;}
.media--fill{height:100%;min-height:220px;aspect-ratio:auto;}

/* ---------------------------- 按钮 ---------------------------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:transparent;
  color:var(--paper);
  font-size:14px;
  font-weight:500;
  letter-spacing:.06em;
  cursor:pointer;
  transition:border-color .24s var(--t),background-color .24s var(--t),color .24s var(--t),transform .24s var(--t);
}
.btn:hover{border-color:var(--amber-light);color:var(--amber-light);}
.btn:active{transform:translateY(1px);}
.btn--amber{
  border-color:var(--amber);
  color:var(--amber-light);
  background:rgba(201,162,39,.10);
}
.btn--amber:hover{background:var(--amber);border-color:var(--amber);color:#0F1A33;}
.btn--paper{border-color:#C9C2AF;color:var(--ink);}
.btn--paper:hover{border-color:var(--ink);background:var(--ink);color:var(--paper);}

/* ---------------------------- 头部 ---------------------------- */
.skip-link{
  position:absolute;
  top:-120px;
  left:var(--gutter);
  z-index:99;
  padding:10px 16px;
  background:var(--amber);
  color:#0F1A33;
  font-size:14px;
  font-weight:600;
  border-radius:var(--radius);
  transition:top .2s var(--t);
}
.skip-link:focus{top:10px;}

.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(15,26,51,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:var(--amber);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .12s linear;
  z-index:2;
}
.site-header__inner{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:16px var(--gutter);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.site-header__cluster{display:flex;align-items:center;gap:34px;min-width:0;}
.site-header__cluster--right{gap:26px;}
.site-header.is-condensed .site-header__inner{padding-block:9px;}
.site-header.is-condensed .brand__tagline{display:none;}
.site-header.is-condensed .brand__seal{width:32px;height:32px;font-size:15px;}

.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand__seal{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border:1px solid var(--amber);
  color:var(--amber-light);
  font-family:var(--font-mono);
  font-size:18px;
  line-height:1;
  letter-spacing:0;
  transition:width .24s var(--t),height .24s var(--t),font-size .24s var(--t);
}
.brand__text{display:flex;flex-direction:column;gap:2px;}
.brand__name{
  font-family:var(--font-display);
  font-weight:800;
  font-size:20px;
  letter-spacing:.02em;
  color:var(--paper);
}
.brand__tagline{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
}
.brand--footer .brand__name{font-size:18px;}

.site-nav{min-width:0;}
.site-nav__list{display:flex;align-items:center;gap:clamp(14px,1.8vw,26px);flex-wrap:wrap;}
.site-nav--secondary .site-nav__list{
  padding-left:clamp(16px,1.8vw,26px);
  border-left:1px solid var(--line);
}
.site-nav__item{display:block;}
.site-nav__link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:6px 2px;
  font-size:15px;
  color:var(--muted);
  transition:color .2s var(--t);
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:var(--amber);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s var(--t);
}
.site-nav__link:hover{color:var(--paper);}
.site-nav__link:hover::after{transform:scaleX(1);}
.site-nav__link[aria-current="page"]{color:var(--amber-light);}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1);}
.site-nav__idx{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
  opacity:.55;
  transition:opacity .2s var(--t),color .2s var(--t);
}
.site-nav__link:hover .site-nav__idx,
.site-nav__link[aria-current="page"] .site-nav__idx{opacity:1;color:var(--amber);}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 13px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  color:var(--paper);
  font-size:13px;
  letter-spacing:.08em;
  cursor:pointer;
  transition:border-color .24s var(--t),color .24s var(--t);
}
.nav-toggle:hover{border-color:var(--amber);color:var(--amber-light);}
.nav-toggle__bars{position:relative;display:block;width:18px;height:8px;}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;height:1px;
  background:currentColor;
  transition:transform .24s var(--t),top .24s var(--t);
}
.nav-toggle__bars::before{top:0;}
.nav-toggle__bars::after{top:7px;}
.site-header[data-open="true"] .nav-toggle__bars::before{top:3.5px;transform:rotate(45deg);}
.site-header[data-open="true"] .nav-toggle__bars::after{top:3.5px;transform:rotate(-45deg);}

/* ---------------------------- 面包屑 ---------------------------- */
.breadcrumbs{border-bottom:1px solid var(--line);padding-block:14px;}
.breadcrumbs__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
}
.breadcrumbs__item{display:inline-flex;align-items:center;gap:8px;}
.breadcrumbs__item + .breadcrumbs__item::before{content:"/";color:var(--line);}
.breadcrumbs__link{color:var(--muted);transition:color .2s var(--t);}
.breadcrumbs__link:hover{color:var(--amber-light);}
.breadcrumbs__current{color:var(--amber-light);}

/* ---------------------------- 折叠面板 ---------------------------- */
.acc{border-top:1px solid var(--line);}
.acc-item{border-bottom:1px solid var(--line);}
.acc-trigger{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  padding:18px 2px;
  text-align:left;
  font-family:var(--font-display);
  font-weight:700;
  font-size:18px;
  color:var(--paper);
  cursor:pointer;
  transition:color .2s var(--t);
}
.acc-trigger:hover{color:var(--amber-light);}
.acc-item[data-open="true"] .acc-trigger{color:var(--amber-light);}
.acc-trigger__mark{position:relative;flex:0 0 auto;width:14px;height:14px;}
.acc-trigger__mark::before,
.acc-trigger__mark::after{
  content:"";
  position:absolute;
  background:var(--amber);
  transition:transform .24s var(--t);
}
.acc-trigger__mark::before{top:6.5px;left:0;width:14px;height:1px;}
.acc-trigger__mark::after{left:6.5px;top:0;width:1px;height:14px;}
.acc-item[data-open="true"] .acc-trigger__mark::after{transform:scaleY(0);}
.acc-panel{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .24s var(--t);
}
.acc-item[data-open="true"] .acc-panel{grid-template-rows:1fr;}
.acc-panel__inner{overflow:hidden;min-height:0;}
.acc-panel__body{padding:0 2px 22px;font-size:15px;color:var(--muted);}
.acc-panel__body p{max-width:70ch;}

/* ---------------------------- 标签页 ---------------------------- */
.tabs__nav{
  display:flex;
  flex-wrap:wrap;
  gap:4px;
  border-bottom:1px solid var(--line);
  margin-bottom:22px;
}
.tabs__tab{
  padding:10px 16px;
  border:1px solid transparent;
  border-bottom:0;
  border-radius:var(--radius) var(--radius) 0 0;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.06em;
  color:var(--muted);
  cursor:pointer;
  transition:color .2s var(--t),border-color .2s var(--t),background-color .2s var(--t);
}
.tabs__tab:hover{color:var(--paper);}
.tabs__tab[aria-selected="true"]{
  color:var(--amber-light);
  border-color:var(--line);
  background:var(--panel);
}
.tabs__panel{padding-top:4px;}

/* ---------------------------- 返回顶部 ---------------------------- */
.to-top{
  position:fixed;
  right:clamp(14px,2.5vw,32px);
  bottom:clamp(14px,2.5vw,32px);
  z-index:55;
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--panel);
  color:var(--amber-light);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .24s var(--t),transform .24s var(--t),visibility .24s var(--t),border-color .24s var(--t);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:none;}
.to-top:hover{border-color:var(--amber);}
.to-top__glyph{font-family:var(--font-mono);font-size:14px;line-height:1;}

/* ---------------------------- 显现动画 ---------------------------- */
.js-ready [data-reveal]{
  opacity:0;
  transform:translateY(8px);
  transition:opacity .5s var(--t),transform .5s var(--t);
}
.js-ready [data-reveal].is-visible{opacity:1;transform:none;}

/* ---------------------------- 页脚 ---------------------------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--ink-indigo);
  margin-top:clamp(36px,6vw,80px);
}
.site-footer__inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(34px,5vw,64px) var(--gutter) clamp(26px,3.5vw,44px);
  display:grid;
  grid-template-columns:minmax(230px,1.15fr) minmax(0,2fr) minmax(230px,1fr);
  gap:clamp(26px,4vw,56px);
}
.site-footer__brand{display:flex;flex-direction:column;gap:14px;min-width:0;}
.site-footer__note{
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  max-width:36ch;
}
.site-footer__columns{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(16px,2.4vw,30px);
}
.footer-col{min-width:0;}
.footer-col + .footer-col{
  border-left:1px solid var(--line);
  padding-left:clamp(14px,2vw,24px);
}
.footer-col__title{
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.14em;
  color:var(--muted);
  margin-bottom:14px;
}
.footer-col__list{display:flex;flex-direction:column;gap:9px;}
.footer-link{
  display:inline-block;
  font-size:14px;
  color:var(--paper);
  opacity:.82;
  border-bottom:1px solid transparent;
  transition:color .2s var(--t),opacity .2s var(--t),border-color .2s var(--t);
}
.footer-link:hover{color:var(--amber-light);opacity:1;border-bottom-color:var(--amber);}
.footer-link--mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.03em;word-break:break-all;}

.site-footer__contact{min-width:0;}
.footer-contact__item{display:flex;flex-direction:column;gap:2px;margin-bottom:12px;}
.footer-contact__label{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--muted);}
.footer-contact__value{
  font-family:var(--font-mono);
  font-size:14px;
  letter-spacing:.03em;
  color:var(--amber-light);
  word-break:break-all;
}
.site-footer__cta{margin-top:16px;}

.site-footer__legal{border-top:1px solid var(--line);}
.site-footer__legal-inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:16px var(--gutter) 26px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 22px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--muted);
}
.legal-item{color:var(--muted);}
.site-footer__copyright{color:var(--muted);}

/* ---------------------------- 响应式 ---------------------------- */
@media (max-width:1024px){
  .site-footer__inner{grid-template-columns:repeat(2,minmax(0,1fr));}
  .site-footer__columns{grid-column:1 / -1;grid-row:2;}
  .site-footer__contact{grid-row:1;}

  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid--12{grid-template-columns:repeat(6,minmax(0,1fr));}
  .col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:span 6;}
  .start-5{grid-column-start:auto;}

  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .bento__cell.is-2x2{grid-column:span 2;}

  .site-header__inner{flex-wrap:wrap;gap:0;padding-block:12px;}
  .site-header__cluster--left{
    flex:1 1 100%;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:16px;
  }
  .site-header__cluster--right{
    display:none;
    flex:1 1 100%;
    flex-direction:column;
    align-items:stretch;
    gap:12px;
    margin-top:14px;
    padding-top:14px;
    border-top:1px solid var(--line);
  }
  .site-header[data-open="true"] .site-header__cluster--right{display:flex;}
  .site-nav{display:none;flex:1 1 100%;}
  .site-header[data-open="true"] .site-nav{display:block;}
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
    border-left:0;
    padding-left:0;
  }
  .site-nav__link{
    width:100%;
    padding:11px 4px;
    font-size:16px;
    border-bottom:1px solid var(--line);
  }
  .site-nav__link::after{display:none;}
  .site-nav--secondary .site-nav__list{border-left:0;padding-left:0;}
  .nav-toggle{display:inline-flex;}
  .site-header__cta{width:100%;margin-top:4px;}

  .brand{order:0;}
  .nav-toggle{order:1;}
  .site-nav--primary{order:2;}
}

@media (max-width:720px){
  body{font-size:15px;}
  .grid--2,.grid--3,.grid--12{grid-template-columns:minmax(0,1fr);}
  .col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:span 1;}
  .bento{grid-template-columns:minmax(0,1fr);}
  .bento__cell,
  .bento__cell.is-2x1,
  .bento__cell.is-2x2{grid-column:span 1;}
  .bento__cell.is-1x2{grid-row:span 1;}

  .site-footer__inner{grid-template-columns:minmax(0,1fr);}
  .site-footer__columns{grid-template-columns:minmax(0,1fr);}
  .footer-col + .footer-col{
    border-left:0;
    border-top:1px solid var(--line);
    padding-left:0;
    padding-top:18px;
  }
  .brand__tagline{display:none;}
  .site-header__cta{width:100%;}
}

/* ---------------------------- 动效降级 ---------------------------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto;}
  .js-ready [data-reveal]{opacity:1;transform:none;}
  .acc-panel{transition:none;}
  .scroll-progress{transition:none;}
  .to-top{transition:none;}
}