/* ==========================================================================
   乐鱼赛事｜红蓝中文站 — 共享样式表 /assets/site.css
   红 = 纪律与对抗 · 蓝 = 排名与赛季 · 冷灰数据轴串联两侧
   ========================================================================== */

/* 1. Reset ---------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol,pre{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
hr{border:0;border-top:1px solid var(--rb-line)}

/* 2. Tokens --------------------------------------------------------------- */
:root{
  --rb-red:#C8102E;
  --rb-red-dark:#7A0F1F;
  --rb-blue:#1E5AFF;
  --rb-blue-dark:#0B2A6B;
  --rb-ink:#101418;
  --rb-grey:#5A6472;
  --rb-line:#E6E9EF;
  --rb-paper:#F7F8FA;
  --rb-white:#FFFFFF;
  --rb-neon:#C8FF2E;
  --rb-glass:rgba(255,255,255,.10);
  --rb-glass-ink:rgba(16,20,24,.42);
  --rb-font:"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",Arial,sans-serif;
  --rb-mono:"SFMono-Regular","JetBrains Mono","IBM Plex Mono","Roboto Mono",Menlo,Consolas,"Courier New",monospace;
  --wrap:1240px;
  --header-h:76px;
  --radius:3px;
  --ease:cubic-bezier(.4,0,.2,1);
}

/* 3. Base & 中文排版 ------------------------------------------------------ */
body{
  font-family:var(--rb-font);
  font-size:16px;
  line-height:1.55;
  font-weight:400;
  color:var(--rb-ink);
  background:var(--rb-paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body[data-nav-open="true"]{overflow:hidden}
:focus-visible{outline:2px solid var(--rb-neon);outline-offset:2px;border-radius:2px}
::selection{background:var(--rb-neon);color:var(--rb-ink)}

.skip-link{
  position:fixed;left:16px;top:-64px;z-index:200;
  padding:10px 16px;border-radius:2px;
  background:var(--rb-neon);color:var(--rb-ink);
  font-family:var(--rb-mono);font-size:12px;letter-spacing:.08em;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:14px}

main{display:block;padding-top:var(--header-h)}
main[data-flush]{padding-top:0}

/* 4. 布局容器 ------------------------------------------------------------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(18px,4vw,40px)}
.wrap--narrow{max-width:820px}
.section{padding-block:clamp(48px,8vw,110px)}
.section--tight{padding-block:clamp(32px,5vw,64px)}
.section--ink{background:var(--rb-ink);color:var(--rb-white)}
.section--white{background:var(--rb-white)}
.section--ruled{border-top:1px solid var(--rb-line)}

.editorial{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,2fr) minmax(0,5fr);
  gap:clamp(20px,3vw,44px);
  align-items:start;
}
.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stack>*+*{margin-top:var(--stack-gap,16px)}
.stack--lg{--stack-gap:28px}
.divider{height:1px;background:var(--rb-line);border:0}

.data-axis{
  width:1px;align-self:stretch;min-height:120px;
  background:linear-gradient(180deg,transparent,var(--rb-line) 14%,var(--rb-line) 86%,transparent);
}
.data-axis--h{
  width:100%;height:1px;min-height:0;
  background:linear-gradient(90deg,var(--rb-red) 0%,var(--rb-line) 42%,var(--rb-line) 58%,var(--rb-blue) 100%);
}

/* 5. 字体工具 ------------------------------------------------------------- */
.display{font-size:clamp(38px,7vw,92px);font-weight:800;letter-spacing:-.02em;line-height:1.04}
.h1{font-size:clamp(32px,5vw,64px);font-weight:800;letter-spacing:-.02em;line-height:1.08}
.h2{font-size:clamp(26px,3.4vw,44px);font-weight:800;letter-spacing:-.02em;line-height:1.14}
.h3{font-size:clamp(19px,2vw,24px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.kicker{font-family:var(--rb-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--rb-grey)}
.mono,.num{font-family:var(--rb-mono);font-variant-numeric:tabular-nums}
.lede{font-size:clamp(17px,1.6vw,20px);line-height:1.62;color:#2A3138;max-width:62ch}
.aside-note{font-size:13px;line-height:1.72;color:var(--rb-grey);max-width:28ch}
.prose{max-width:68ch;font-size:16.5px;line-height:1.7}
.prose p+p{margin-top:1em}
.prose strong{font-weight:700}
.text-red{color:var(--rb-red)}
.text-blue{color:var(--rb-blue)}
.text-grey{color:var(--rb-grey)}
.section--ink .kicker,.section--ink .aside-note{color:rgba(255,255,255,.58)}
.section--ink .lede{color:rgba(255,255,255,.82)}

.section-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:16px 24px;margin-bottom:clamp(24px,3.4vw,44px)}

/* 6. 页头 ---------------------------------------------------------------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:var(--rb-glass-ink);
  -webkit-backdrop-filter:blur(12px) saturate(140%);
  backdrop-filter:blur(12px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.10);
  color:var(--rb-white);
  transition:background .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header[data-scrolled="true"]{
  background:var(--rb-ink);
  border-bottom-color:rgba(255,255,255,.16);
  box-shadow:0 14px 36px -24px rgba(0,0,0,.95);
}
.header-inner{
  max-width:var(--wrap);margin-inline:auto;
  min-height:var(--header-h);
  padding:0 clamp(18px,4vw,40px);
  display:flex;align-items:center;gap:clamp(14px,3vw,40px);
}
.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,var(--rb-red) 0%,var(--rb-neon) 50%,var(--rb-blue) 100%);
  transform:scaleX(0);transform-origin:left center;
  transition:transform .14s linear;pointer-events:none;
}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;padding:6px 0}
.brand__mark{display:flex;flex-direction:column;gap:3px;width:22px}
.brand__mark i{display:block;height:4px;border-radius:1px}
.brand__mark i:first-child{width:100%;background:var(--rb-red)}
.brand__mark i:last-child{width:62%;margin-left:auto;background:var(--rb-blue)}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-size:16px;font-weight:800;letter-spacing:-.01em}
.brand__sub{font-family:var(--rb-mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.58)}

.site-nav{display:flex;align-items:center;gap:clamp(8px,1.6vw,22px);margin-left:auto}
.nav-list{display:flex;align-items:center;gap:clamp(2px,.8vw,10px)}
.nav-link{
  position:relative;display:flex;align-items:baseline;gap:6px;
  padding:9px 10px;font-size:15px;
  color:rgba(255,255,255,.7);
  transition:color .2s var(--ease);
}
.nav-label{font-weight:600;letter-spacing:.01em}
.nav-index{font-family:var(--rb-mono);font-size:10px;letter-spacing:.08em;color:rgba(255,255,255,.4)}
.nav-link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:2px;height:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .24s var(--ease);
}
.nav-list li:nth-child(-n+3) .nav-link::after{background:var(--rb-red)}
.nav-list li:nth-child(n+4) .nav-link::after{background:var(--rb-blue)}
.nav-link:hover,.nav-link:focus-visible{color:var(--rb-white)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--rb-white)}
.nav-link[aria-current="page"]::after{transform:scaleX(1);background:var(--rb-neon)}

.nav-foot{display:none}
.nav-foot__note{
  font-family:var(--rb-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.45);
}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}

.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 11px;border:1px solid rgba(255,255,255,.28);border-radius:2px;
  color:var(--rb-white);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.08)}
.nav-toggle__bars{display:flex;flex-direction:column;justify-content:space-between;width:16px;height:10px}
.nav-toggle__bar{display:block;width:100%;height:2px;background:currentColor;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:first-child{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:last-child{transform:translateY(-4px) rotate(-45deg)}
.nav-toggle__text{font-family:var(--rb-mono);font-size:10px;letter-spacing:.14em}

/* 7. 按钮 ---------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border:1px solid transparent;border-radius:2px;
  font-size:14px;font-weight:600;letter-spacing:.02em;line-height:1;
  transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--sm{padding:8px 14px;font-size:13px}
.btn--block{display:flex;width:100%}
.btn--solid{background:var(--rb-ink);color:var(--rb-white)}
.btn--solid:hover{background:#000}
.btn--red{background:var(--rb-red);color:var(--rb-white)}
.btn--red:hover{background:var(--rb-red-dark)}
.btn--blue{background:var(--rb-blue);color:var(--rb-white)}
.btn--blue:hover{background:var(--rb-blue-dark)}
.btn--neon{background:var(--rb-neon);color:var(--rb-ink);font-weight:700}
.btn--neon:hover{background:#dcff6b}
.btn--ghost{border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.05);color:var(--rb-white)}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.62)}
.btn--outline{border-color:var(--rb-line);background:transparent;color:var(--rb-ink)}
.btn--outline:hover{border-color:var(--rb-ink)}

/* 8. 卡片 / 面板 / 标签 --------------------------------------------------- */
.card{
  background:var(--rb-white);
  border:1px solid var(--rb-line);
  border-radius:var(--radius);
  padding:clamp(20px,2.6vw,30px);
}
.card--glass{
  background:var(--rb-glass);
  border-color:rgba(255,255,255,.22);
  color:var(--rb-white);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.card--ink{background:var(--rb-ink);color:var(--rb-white);border-color:transparent}
.card--red{background:var(--rb-red);color:var(--rb-white);border-color:transparent}
.card--blue{background:var(--rb-blue);color:var(--rb-white);border-color:transparent}
.card--bar{border-left:3px solid var(--rb-red)}
.card--bar-blue{border-left:3px solid var(--rb-blue)}
.card__head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:12px}
.card__title{font-size:18px;font-weight:700;line-height:1.3}
.card__meta{font-family:var(--rb-mono);font-size:11px;letter-spacing:.08em;color:var(--rb-grey)}
.card--ink .card__meta,.card--red .card__meta,.card--blue .card__meta,.card--glass .card__meta{color:rgba(255,255,255,.62)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;border:1px solid var(--rb-line);border-radius:2px;
  font-family:var(--rb-mono);font-size:11px;letter-spacing:.08em;color:var(--rb-grey);
}
.tag--red{border-color:rgba(200,16,46,.3);background:rgba(200,16,46,.06);color:var(--rb-red)}
.tag--blue{border-color:rgba(30,90,255,.3);background:rgba(30,90,255,.06);color:var(--rb-blue)}
.tag--neon{background:var(--rb-neon);border-color:transparent;color:var(--rb-ink);font-weight:700}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--rb-neon)}

/* 9. 章节大编号 ----------------------------------------------------------- */
.chapter-num{
  font-family:var(--rb-mono);font-weight:800;
  font-size:clamp(56px,10vw,140px);line-height:.82;letter-spacing:-.05em;
  color:var(--rb-line);
  transition:color .6s var(--ease);
}
.chapter-num[data-active="true"]{color:var(--rb-ink)}
.chapter-num[data-tone="red"][data-active="true"]{color:var(--rb-red)}
.chapter-num[data-tone="blue"][data-active="true"]{color:var(--rb-blue)}
.section--ink .chapter-num{color:rgba(255,255,255,.16)}
.section--ink .chapter-num[data-active="true"]{color:rgba(255,255,255,.6)}

/* 10. 表格 --------------------------------------------------------------- */
.table-wrap{
  overflow-x:auto;background:var(--rb-white);
  border:1px solid var(--rb-line);border-radius:var(--radius);
  -webkit-overflow-scrolling:touch;
}
.data-table{width:100%;font-size:15px;white-space:nowrap}
.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--rb-line)}
.data-table thead th{
  font-family:var(--rb-mono);font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  color:var(--rb-grey);background:var(--rb-paper);
}
.data-table tbody tr{transition:background .2s var(--ease)}
.data-table tbody tr:hover{background:var(--rb-paper)}
.data-table tbody tr:hover td:first-child{box-shadow:inset 3px 0 0 var(--rb-blue)}
.data-table--red tbody tr:hover td:first-child{box-shadow:inset 3px 0 0 var(--rb-red)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table .num{font-size:17px;font-weight:700}

/* 11. 图片容器（页面阶段放置 <img>） -------------------------------------- */
.media{
  position:relative;display:block;width:100%;overflow:hidden;border-radius:var(--radius);
  background:linear-gradient(135deg,#111820 0%,#1b2430 60%,#0B2A6B 100%);
  min-height:120px;
}
.media img{width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}
.media__grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:48px 48px;
}
.media__caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:10px 14px;
  font-family:var(--rb-mono);font-size:11px;letter-spacing:.08em;color:rgba(255,255,255,.82);
  background:linear-gradient(180deg,rgba(16,20,24,0) 0%,rgba(16,20,24,.88) 100%);
}

/* 12. 面包屑 ------------------------------------------------------------- */
.breadcrumbs{padding-block:18px}
.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--rb-mono);font-size:11px;letter-spacing:.08em;color:var(--rb-grey)}
.breadcrumbs li{display:flex;align-items:center;gap:8px}
.breadcrumbs li+li::before{content:"/";color:var(--rb-line)}
.breadcrumbs a:hover{color:var(--rb-ink)}
.breadcrumbs [aria-current="page"]{color:var(--rb-ink)}

/* 13. 可展开内容组 ------------------------------------------------------- */
.accordion{border-top:1px solid var(--rb-line)}
.accordion__item{border-bottom:1px solid var(--rb-line)}
.accordion__head{margin:0;font-size:inherit;font-weight:inherit}
.accordion__trigger{
  display:flex;align-items:baseline;gap:clamp(12px,2vw,22px);width:100%;
  padding:clamp(16px,2vw,22px) 0;text-align:left;
  transition:color .2s var(--ease);
}
.accordion__index{
  flex:0 0 auto;font-family:var(--rb-mono);font-size:12px;letter-spacing:.08em;
  color:var(--rb-grey);transition:color .24s var(--ease);
}
.accordion__label{flex:1 1 auto;font-size:clamp(16px,1.7vw,19px);font-weight:600;line-height:1.45}
.accordion__mark{position:relative;flex:0 0 auto;width:14px;height:14px;align-self:center}
.accordion__mark::before,.accordion__mark::after{
  content:"";position:absolute;left:0;top:6px;width:14px;height:2px;background:var(--rb-ink);
  transition:transform .26s var(--ease),background .26s var(--ease);
}
.accordion__mark::after{transform:rotate(90deg)}
.accordion__item[data-open="true"] .accordion__mark::after{transform:rotate(0deg)}
.accordion__item[data-open="true"] .accordion__mark::before{background:var(--rb-red)}
.accordion__item[data-open="true"] .accordion__mark::after{background:var(--rb-red)}
.accordion__trigger:hover .accordion__label{color:var(--rb-blue)}
.accordion__trigger:hover .accordion__index{color:var(--rb-blue)}
.accordion__panel{overflow:hidden;opacity:0;transition:height .3s var(--ease),opacity .28s var(--ease)}
.accordion__item[data-open="true"] .accordion__panel{opacity:1}
.accordion__body{padding:0 0 clamp(18px,2.4vw,26px) clamp(24px,3.4vw,36px);max-width:70ch;color:#2A3138;line-height:1.72}
.accordion__body p+p{margin-top:.9em}

/* 14. 滚动显现 ----------------------------------------------------------- */
[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .42s var(--ease),transform .42s var(--ease)}
[data-reveal][data-visible="true"]{opacity:1;transform:none}

/* 15. 页脚 --------------------------------------------------------------- */
.site-footer{
  position:relative;margin-top:clamp(40px,6vw,80px);
  background:var(--rb-ink);color:var(--rb-white);
  padding-top:clamp(48px,7vw,88px);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--rb-red) 0 50%,var(--rb-blue) 50% 100%);
}
.footer-inner{
  max-width:var(--wrap);margin-inline:auto;
  padding:0 clamp(18px,4vw,40px) clamp(36px,5vw,64px);
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:clamp(28px,4vw,64px);
}
.footer-lead{max-width:38ch}
.footer-brand{display:block;font-size:24px;font-weight:800;letter-spacing:-.01em}
.footer-brand:hover{color:var(--rb-neon)}
.footer-tagline{
  margin-top:6px;font-family:var(--rb-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--rb-neon);
}
.footer-note{margin-top:16px;font-size:14px;line-height:1.72;color:rgba(255,255,255,.62)}
.footer-lead .btn{margin-top:22px}
.footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.footer-col__title{
  margin-bottom:14px;font-family:var(--rb-mono);font-size:11px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45);
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-link{
  position:relative;display:inline-block;font-size:15px;
  color:rgba(255,255,255,.78);
  transition:color .2s var(--ease),padding-left .22s var(--ease);
}
.footer-link::before{
  content:"";position:absolute;left:0;top:50%;width:0;height:1px;background:var(--rb-neon);
  transition:width .22s var(--ease);
}
.footer-link:hover{color:var(--rb-white);padding-left:14px}
.footer-link:hover::before{width:10px}
.footer-contact{border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12)}
.footer-contact__inner{
  max-width:var(--wrap);margin-inline:auto;
  padding:20px clamp(18px,4vw,40px);
  display:flex;flex-wrap:wrap;gap:12px clamp(20px,3vw,40px);
  font-family:var(--rb-mono);font-size:12px;letter-spacing:.05em;color:rgba(255,255,255,.68);
}
.footer-contact__item{display:inline-flex;align-items:baseline;gap:8px}
.footer-contact__label{color:var(--rb-neon);letter-spacing:.14em}
.footer-legal{
  max-width:var(--wrap);margin-inline:auto;
  padding:22px clamp(18px,4vw,40px) 40px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-family:var(--rb-mono);font-size:11px;letter-spacing:.08em;color:rgba(255,255,255,.42);
}

/* 16. 响应式 ------------------------------------------------------------- */
@media (max-width:1120px){
  .nav-index{display:none}
  .nav-link{padding:9px 8px;font-size:14.5px}
}
@media (max-width:1023px){
  :root{--header-h:64px}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .editorial{grid-template-columns:minmax(0,1fr);gap:28px}
  .grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .aside-note{max-width:52ch}
  .site-nav{
    position:fixed;top:var(--header-h);left:0;right:0;bottom:0;
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    margin-left:0;padding:28px clamp(18px,5vw,44px) 44px;
    background:var(--rb-ink);
    border-top:1px solid rgba(255,255,255,.12);
    overflow-y:auto;
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px);
    transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s var(--ease);
  }
  .site-nav[data-open]{
    opacity:1;visibility:visible;pointer-events:auto;transform:none;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list li{border-bottom:1px solid rgba(255,255,255,.10)}
  .nav-link{padding:18px 2px;font-size:20px;font-weight:700;gap:14px}
  .nav-link::after{display:none}
  .nav-index{display:block;flex:0 0 30px;font-size:12px}
  .nav-link[aria-current="page"]{color:var(--rb-neon)}
  .nav-link[aria-current="page"] .nav-index{color:var(--rb-neon)}
  .nav-foot{display:block;margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}
  .nav-foot__note{margin-bottom:14px}
  .footer-inner{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:767px){
  .grid--2,.grid--3,.grid--4{grid-template-columns:minmax(0,1fr)}
  .display{letter-spacing:-.03em}
}
@media (max-width:599px){
  :root{--header-h:58px}
  .brand__sub{display:none}
  .footer-cols{grid-template-columns:minmax(0,1fr)}
  .footer-legal{flex-direction:column}
  .accordion__body{padding-left:0}
}

/* 17. 可访问性降级 ------------------------------------------------------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1;transform:none}
  .btn:hover,.btn:active{transform:none}
  .footer-link:hover{padding-left:0}
}