/* =========================================================
   完美体育赛场 — 共享样式 /assets/site.css
   深墨绿档案底 · 荧光青数据高亮 · 琥珀金归档动作
   ========================================================= */

:root{
  /* 色板 */
  --ink-950:#061512;
  --ink-900:#0B211C;
  --ink-800:#123029;
  --line:#2A4A41;
  --text-primary:#EAF7F2;
  --text-secondary:#A9C6BC;
  --cyan-400:#35F2C0;
  --cyan-200:#9BFFE3;
  --amber-400:#FFB84D;
  --amber-600:#D98A1F;
  --coral-400:#FF7A6B;
  --surface-glass:rgba(10,36,30,0.72);

  /* 结构 */
  --rail-w:88px;
  --rail-w-open:264px;
  --bar-h:62px;
  --shell-max:1440px;
  --pad:clamp(18px,3.4vw,56px);
  --gap:clamp(16px,2.2vw,32px);

  /* 形状 */
  --radius-lg:28px;
  --radius-md:20px;
  --radius-sm:12px;

  /* 动效 */
  --ease:cubic-bezier(.2,.7,.2,1);
  --dur:320ms;

  /* 字体 */
  --font-display:'Alibaba PuHuiTi 3.0 105 Heavy','Source Han Sans SC Heavy','Noto Sans SC',system-ui,sans-serif;
  --font-body:'Noto Sans SC','Source Han Sans SC',system-ui,-apple-system,'Segoe UI',sans-serif;
  --font-mono:'JetBrains Mono','IBM Plex Mono','SFMono-Regular',ui-monospace,monospace;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.75;
  letter-spacing:0;
  color:var(--text-primary);
  background:var(--ink-950);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,figure,blockquote,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit}
hr{border:0}
table{border-collapse:collapse;width:100%}
input,textarea,select{font:inherit;color:inherit}

/* 中文排版 */
p,li{line-height:1.8}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;letter-spacing:-.035em;line-height:1.05;text-wrap:balance}
h1{font-size:clamp(2.4rem,6vw,5.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.9rem)}
h3{font-size:clamp(1.2rem,2vw,1.6rem);line-height:1.2}
strong{color:var(--text-primary);font-weight:700}
small{font-size:.82rem}

/* 焦点 */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible,
summary:focus-visible{
  outline:2px solid var(--cyan-400);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- 跳转链接 ---------- */
.wm-skip{
  position:fixed;
  top:12px;left:12px;
  z-index:400;
  display:inline-flex;
  align-items:center;
  padding:10px 18px;
  border-radius:999px;
  background:var(--cyan-400);
  color:#02110D;
  font-size:.85rem;
  font-weight:700;
  text-decoration:none;
  transform:translateY(-220%);
  transition:transform 200ms var(--ease);
}
.wm-skip:focus,
.wm-skip:focus-visible{transform:none}

/* =========================================================
   头部：侧边品牌轨道
   ========================================================= */
.site-rail{
  position:fixed;
  inset:0 auto 0 0;
  z-index:120;
  display:flex;
  flex-direction:column;
  width:var(--rail-w);
  overflow:hidden;
  background:
    radial-gradient(140% 60% at 0% 0%,rgba(53,242,192,.10),rgba(53,242,192,0) 58%),
    linear-gradient(180deg,#0B211C 0%,#061512 72%);
  border-right:1px solid var(--line);
  transition:width var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.site-rail::after{
  content:"";
  position:absolute;
  top:0;right:0;
  width:1px;height:100%;
  background:linear-gradient(180deg,transparent,rgba(53,242,192,.55) 34%,transparent 88%);
  opacity:.5;
  pointer-events:none;
}
.site-rail:is(:hover,:focus-within,[data-open="true"]){
  width:var(--rail-w-open);
  box-shadow:24px 0 64px rgba(0,0,0,.45);
}

/* 顶部品牌行 */
.rail-head{
  display:flex;
  align-items:center;
  gap:10px;
  padding:20px 22px 16px;
  overflow:hidden;
}
.rail-brand{
  display:flex;
  align-items:center;
  min-width:0;
  text-decoration:none;
  color:var(--text-primary);
}
.rail-glyph{
  flex:0 0 auto;
  width:44px;height:44px;
  display:grid;
  place-items:center;
  border-radius:14px;
  border:1px solid rgba(53,242,192,.34);
  background:
    radial-gradient(120% 120% at 18% 0%,rgba(53,242,192,.30),rgba(53,242,192,0) 62%),
    linear-gradient(160deg,#143A31,#081815);
  box-shadow:inset 0 0 24px rgba(53,242,192,.10);
  color:var(--cyan-200);
  font-family:var(--font-display);
  font-size:1.15rem;
  font-weight:800;
  line-height:1;
  letter-spacing:-.02em;
  transition:border-color 180ms var(--ease),box-shadow 220ms var(--ease);
}
.rail-brand:hover .rail-glyph{
  border-color:rgba(53,242,192,.75);
  box-shadow:inset 0 0 24px rgba(53,242,192,.2),0 0 18px rgba(53,242,192,.18);
}
.rail-brand-text{
  display:flex;
  flex-direction:column;
  gap:3px;
  max-width:0;
  padding-left:0;
  overflow:hidden;
  opacity:0;
  white-space:nowrap;
  transition:max-width var(--dur) var(--ease),opacity 200ms var(--ease),padding-left var(--dur) var(--ease);
}
.rail-brand-name{
  font-size:.95rem;
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.2;
  color:var(--text-primary);
}
.rail-brand-en{
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:rgba(155,255,227,.62);
}
.site-rail:is(:hover,:focus-within,[data-open="true"]) .rail-brand-text{
  max-width:220px;
  padding-left:12px;
  opacity:1;
}

/* 移动端汉堡按钮 */
.rail-toggle{
  display:none;
  flex:0 0 auto;
  width:42px;height:42px;
  align-items:center;
  justify-content:center;
  border-radius:14px;
  border:1px solid var(--line);
  background:var(--ink-800);
  color:var(--text-primary);
  transition:border-color 180ms var(--ease),color 180ms var(--ease),background 180ms var(--ease);
}
.rail-toggle:hover{
  border-color:rgba(53,242,192,.55);
  color:var(--cyan-400);
  background:#164038;
}
.rail-toggle-bars{
  position:relative;
  display:block;
  width:18px;height:12px;
}
.rail-toggle-bars span{
  position:absolute;
  left:0;
  width:100%;height:2px;
  border-radius:2px;
  background:currentColor;
  transition:transform 220ms var(--ease),opacity 160ms var(--ease);
}
.rail-toggle-bars span:nth-child(1){top:0}
.rail-toggle-bars span:nth-child(2){top:5px}
.rail-toggle-bars span:nth-child(3){top:10px}
.site-rail[data-open="true"] .rail-toggle-bars span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.site-rail[data-open="true"] .rail-toggle-bars span:nth-child(2){opacity:0}
.site-rail[data-open="true"] .rail-toggle-bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* 抽屉主体 */
.rail-drawer{
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
  min-height:0;
}

/* 导航 */
.rail-nav{
  padding:6px 0 0;
}
.rail-list{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.rail-link{
  display:grid;
  grid-template-columns:26px minmax(0,1fr);
  align-items:center;
  gap:12px;
  padding:11px 22px;
  border-left:2px solid transparent;
  text-decoration:none;
  white-space:nowrap;
  color:var(--text-secondary);
  transition:color 180ms var(--ease),background 180ms var(--ease),border-color 180ms var(--ease);
}
.rail-num{
  font-family:var(--font-mono);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--text-secondary);
  opacity:.62;
  transition:opacity 180ms var(--ease),color 180ms var(--ease);
}
.rail-label{
  font-size:.95rem;
  font-weight:500;
  opacity:0;
  transform:translateX(-6px);
  transition:opacity 180ms var(--ease),transform 220ms var(--ease);
}
.site-rail:is(:hover,:focus-within,[data-open="true"]) .rail-label{
  opacity:1;
  transform:none;
}
.rail-link:hover{
  color:var(--text-primary);
  background:rgba(53,242,192,.08);
}
.rail-link:hover .rail-num{opacity:1;color:var(--cyan-200)}
.rail-link[aria-current="page"]{
  color:var(--text-primary);
  border-left-color:var(--cyan-400);
  background:linear-gradient(90deg,rgba(53,242,192,.18),rgba(53,242,192,0) 82%);
}
.rail-link[aria-current="page"] .rail-num{
  color:var(--cyan-400);
  opacity:1;
}

/* 轨道底部 */
.rail-foot{
  margin-top:auto;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:12px;
  padding:18px 22px 24px;
  border-top:1px solid var(--line);
  white-space:nowrap;
  opacity:0;
  transform:translateX(-6px);
  pointer-events:none;
  transition:opacity 200ms var(--ease),transform 260ms var(--ease);
}
.site-rail:is(:hover,:focus-within,[data-open="true"]) .rail-foot{
  opacity:1;
  transform:none;
  pointer-events:auto;
}
.rail-status{
  display:flex;
  align-items:center;
  gap:8px;
  margin:0;
  font-family:var(--font-mono);
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--text-secondary);
}
.rail-status::before{
  content:"";
  flex:0 0 auto;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--cyan-400);
  box-shadow:0 0 0 3px rgba(53,242,192,.16);
  animation:wmPulse 2.6s var(--ease) infinite;
}
.rail-foot-note{
  margin:0;
  font-size:.74rem;
  line-height:1.5;
  color:rgba(169,198,188,.72);
}

@keyframes wmPulse{
  0%,100%{box-shadow:0 0 0 3px rgba(53,242,192,.16)}
  50%{box-shadow:0 0 0 6px rgba(53,242,192,.05)}
}

/* 滚动进度（视口底边） */
.rail-progress{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:95;
  height:2px;
  background:rgba(53,242,192,.08);
  pointer-events:none;
}
.rail-progress i{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--cyan-400),var(--cyan-200));
  transition:width 120ms linear;
}

/* =========================================================
   通用按钮
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-family:var(--font-body);
  font-size:.85rem;
  font-weight:600;
  line-height:1;
  text-decoration:none;
  white-space:nowrap;
  transition:background 180ms var(--ease),border-color 180ms var(--ease),
             color 180ms var(--ease),box-shadow 220ms var(--ease);
}
.btn-amber{
  background:linear-gradient(135deg,var(--amber-400),var(--amber-600));
  color:#1A1104;
  box-shadow:0 6px 18px rgba(255,184,77,.16);
}
.btn-amber:hover{
  box-shadow:0 0 0 1px var(--amber-400),0 10px 26px rgba(255,184,77,.28);
}
.btn-amber:active{background:linear-gradient(135deg,var(--amber-600),var(--amber-600))}
.btn-cyan{
  background:rgba(53,242,192,.12);
  border-color:rgba(53,242,192,.42);
  color:var(--cyan-400);
}
.btn-cyan:hover{
  background:rgba(53,242,192,.2);
  border-color:var(--cyan-400);
  box-shadow:0 0 0 1px rgba(53,242,192,.35);
}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text-primary);
}
.btn-ghost:hover{
  border-color:rgba(53,242,192,.5);
  color:var(--cyan-200);
  background:rgba(53,242,192,.06);
}

/* =========================================================
   容器与栅格
   ========================================================= */
.shell{
  width:min(calc(100% - var(--pad) * 2),var(--shell-max));
  margin-inline:auto;
}
.shell--tight{max-width:980px}

.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gap);
}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-12{grid-column:span 12}

/* 面包屑 */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--text-secondary);
}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li + li::before{
  content:"/";
  color:rgba(169,198,188,.42);
}
.breadcrumb a{
  color:var(--text-secondary);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color 160ms var(--ease),border-color 160ms var(--ease);
}
.breadcrumb a:hover{
  color:var(--cyan-400);
  border-bottom-color:rgba(53,242,192,.5);
}
.breadcrumb [aria-current="page"]{color:var(--text-primary)}

/* 标签 / 眉标 / 面板 */
.tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 12px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(18,48,41,.62);
  font-family:var(--font-mono);
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--text-secondary);
}
.tag--cyan{
  color:var(--cyan-400);
  border-color:rgba(53,242,192,.42);
  background:rgba(53,242,192,.1);
}
.tag--amber{
  color:var(--amber-400);
  border-color:rgba(255,184,77,.42);
  background:rgba(255,184,77,.1);
}
.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--cyan-400);
}
.panel{
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:clamp(18px,2.4vw,28px);
}
.rule{
  height:1px;
  width:100%;
  background:var(--line);
  border:0;
  margin:0;
}

/* 媒体容器（页面阶段放入真实 img） */
.media-frame{
  position:relative;
  overflow:hidden;
  isolation:isolate;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 12% 0%,rgba(53,242,192,.16),rgba(53,242,192,0) 60%),
    linear-gradient(148deg,#123029,#061512 68%);
}
.media-frame > img,
.media-frame > picture,
.media-frame > picture > img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(118deg,rgba(53,242,192,.16),rgba(53,242,192,0) 44%,rgba(255,184,77,.1));
  mix-blend-mode:screen;
}
.media-frame--16x9{aspect-ratio:16/9}
.media-frame--4x3{aspect-ratio:4/3}
.media-frame--21x9{aspect-ratio:21/9}
.media-frame--diag{clip-path:polygon(0 0,100% 0,100% 100%,0 86%)}

/* 正文块 */
.prose{max-width:68ch;color:var(--text-secondary)}
.prose p{margin-bottom:1em}
.prose a{color:var(--cyan-400);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{margin:0 0 1em;padding-left:1.2em;list-style:disc}
.prose h2,.prose h3{color:var(--text-primary);margin:1.4em 0 .5em}

/* 入场显现 */
.js-on [data-reveal]{
  opacity:0;
  transform:translateY(12px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.js-on [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* =========================================================
   页脚
   ========================================================= */
.site-foot{
  position:relative;
  padding:clamp(48px,6vw,88px) 0 clamp(28px,3vw,40px);
  background:
    radial-gradient(90% 70% at 100% 0%,rgba(53,242,192,.08),rgba(53,242,192,0) 60%),
    linear-gradient(180deg,#061512 0%,#0B211C 46%,#061512 100%);
  border-top:1px solid var(--line);
  color:var(--text-secondary);
  overflow:hidden;
}
.site-foot::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,242,192,.65) 22%,rgba(53,242,192,0) 62%);
}
.foot-inner{
  width:min(calc(100% - var(--pad) * 2),var(--shell-max));
  margin-inline:auto;
}
.foot-top{
  display:grid;
  grid-template-columns:minmax(240px,1fr) minmax(0,2fr);
  gap:clamp(28px,4vw,64px);
  align-items:start;
}
.foot-mark{
  font-family:var(--font-display);
  font-size:clamp(1.6rem,3vw,2.4rem);
  font-weight:800;
  letter-spacing:-.035em;
  line-height:1.05;
  color:var(--text-primary);
}
.foot-line{
  margin-top:12px;
  max-width:22ch;
  font-size:.95rem;
  line-height:1.75;
  color:var(--text-secondary);
}
.foot-en{
  margin-top:18px;
  font-family:var(--font-mono);
  font-size:.66rem;
  font-weight:600;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:rgba(155,255,227,.55);
}
.foot-nav{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:clamp(20px,3vw,40px);
}
.foot-col-title{
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--cyan-200);
}
.foot-list{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.foot-list a{
  display:inline-block;
  font-size:.92rem;
  color:var(--text-secondary);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color 160ms var(--ease),border-color 160ms var(--ease),transform 160ms var(--ease);
}
.foot-list a:hover{
  color:var(--cyan-400);
  border-bottom-color:rgba(53,242,192,.45);
  transform:translateX(2px);
}
.foot-contact{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);
  gap:clamp(20px,3vw,48px);
  align-items:start;
  margin-top:clamp(32px,4vw,56px);
  padding-top:clamp(20px,2.6vw,28px);
  border-top:1px solid var(--line);
}
.foot-contact-title{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--amber-400);
}
.foot-note{
  margin:0;
  max-width:42ch;
  font-size:.82rem;
  line-height:1.7;
  color:rgba(169,198,188,.76);
}
.foot-contact-list{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.foot-contact-list li{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px;
}
.foot-k{
  flex:0 0 auto;
  min-width:44px;
  font-family:var(--font-mono);
  font-size:.66rem;
  font-weight:600;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:rgba(53,242,192,.78);
}
.foot-v{
  font-family:var(--font-mono);
  font-size:.86rem;
  letter-spacing:.01em;
  color:var(--text-primary);
  word-break:break-word;
}
.foot-base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 24px;
  margin-top:clamp(28px,3vw,40px);
  padding-top:20px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  color:rgba(169,198,188,.7);
}
.foot-copy,.foot-icp{margin:0}
.foot-legal{
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
}
.foot-legal a{
  color:rgba(169,198,188,.7);
  text-decoration:none;
  transition:color 160ms var(--ease);
}
.foot-legal a:hover{color:var(--cyan-400)}

/* =========================================================
   响应式
   ========================================================= */
@media (min-width:861px){
  body{padding-left:var(--rail-w)}
}

@media (max-width:1080px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-12{grid-column:span 6}
  .foot-top{grid-template-columns:1fr}
  .foot-contact{grid-template-columns:1fr}
}

@media (max-width:860px){
  body{padding-top:var(--bar-h)}

  .site-rail{
    inset:0 0 auto 0;
    width:100%;
    height:var(--bar-h);
    flex-direction:row;
    overflow:visible;
    border-right:0;
    border-bottom:1px solid var(--line);
    background:#071A16;
    transition:box-shadow 200ms var(--ease);
  }
  .site-rail::after{display:none}
  .site-rail:is(:hover,:focus-within,[data-open="true"]){
    width:100%;
    box-shadow:0 18px 40px rgba(0,0,0,.5);
  }
  .rail-head{
    flex:1 1 auto;
    height:var(--bar-h);
    padding:0 16px;
    justify-content:space-between;
    overflow:visible;
  }
  .rail-brand-text{
    max-width:220px;
    padding-left:12px;
    opacity:1;
  }
  .rail-toggle{display:inline-flex}

  .rail-drawer{
    position:fixed;
    top:var(--bar-h);
    left:0;right:0;
    max-height:calc(100dvh - var(--bar-h));
    overflow-y:auto;
    padding:10px 0 22px;
    background:linear-gradient(180deg,#0B211C,#061512 82%);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 52px rgba(0,0,0,.6);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(-10px);
    transition:opacity 200ms var(--ease),transform 240ms var(--ease),visibility 0s linear 240ms;
  }
  .site-rail[data-open="true"] .rail-drawer{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:none;
    transition:opacity 200ms var(--ease),transform 240ms var(--ease),visibility 0s;
  }

  .rail-link{
    grid-template-columns:28px minmax(0,1fr);
    padding:14px 20px;
  }
  .rail-label{opacity:1;transform:none}
  .rail-foot{
    margin-top:8px;
    padding:16px 20px 0;
    opacity:1;
    transform:none;
    pointer-events:auto;
  }
  .rail-progress{left:0}
}

@media (max-width:720px){
  .foot-nav{grid-template-columns:repeat(auto-fit,minmax(130px,1fr))}
  .foot-base{flex-direction:column;align-items:flex-start}
  .btn{padding:10px 18px}
}

/* =========================================================
   减少动态
   ========================================================= */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js-on [data-reveal]{
    opacity:1 !important;
    transform:none !important;
  }
  .rail-label,
  .rail-brand-text,
  .rail-foot{transform:none}
}