/* ============================================================
   球帝安卓站 · 共享样式 /assets/site.css
   深空黑画布 + 等宽数字 + 非对称编辑部栅格
   ============================================================ */

:root{
  --ink-900:#0A0C10;
  --ink-800:#14181F;
  --ink-700:#1B2A44;
  --line:#2A3038;
  --blue:#2E7BFF;
  --green:#3DDC84;
  --orange:#FF7A2F;
  --white:#F2F5F8;
  --muted:#9AA4B2;
  --pure:#FFFFFF;

  --font-display:"Helvetica Neue","Arial Black",Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono","Courier New",monospace;

  --maxw:1320px;
  --gutter:clamp(16px,4vw,48px);
  --rail-h:32px;
  --bar-h:64px;
  --shell-h:calc(var(--rail-h) + var(--bar-h));
  --radius:2px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--shell-h) + 16px);
}
body{
  margin:0;
  background-color:var(--ink-900);
  color:var(--white);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:radial-gradient(circle at 1px 1px, rgba(154,164,178,.16) 1px, transparent 0);
  background-size:26px 26px;
  opacity:.5;
}
img,svg,video{display:block;max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--green)}
h1,h2,h3,h4{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.08;
  letter-spacing:-.02em;
}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0}
button{font:inherit;color:inherit}
::selection{background:var(--blue);color:var(--pure)}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:2px}

/* ---------- 布局容器 ---------- */
.site-main{
  display:block;
  padding-top:var(--shell-h);
}
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 var(--gutter);
}
.container-narrow{max-width:68ch}
.prose{max-width:68ch}
.prose p:last-child{margin-bottom:0}

.editorial-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2.4vw,32px);
}
.col-note{grid-column:1 / span 3}
.col-main{grid-column:4 / span 7}
.col-aside{grid-column:11 / span 2}

/* ---------- 章节与标题 ---------- */
.section{
  position:relative;
  padding:clamp(48px,7vw,110px) 0;
}
.section + .section{border-top:1px solid var(--line)}
.section-head{
  display:grid;
  gap:12px;
  margin-bottom:clamp(24px,3.2vw,44px);
}
.section-index{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.24em;
  color:var(--blue);
  text-transform:uppercase;
}
.section-title{
  font-size:clamp(40px,6vw,104px);
  max-width:22ch;
}
.section-label{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  color:var(--muted);
  text-transform:uppercase;
}
.lede{
  font-size:clamp(17px,1.6vw,20px);
  line-height:1.7;
  color:#DCE3EC;
  max-width:56ch;
}
.muted{color:var(--muted)}
.mono{
  font-family:var(--font-mono);
  font-weight:500;
  letter-spacing:.04em;
  font-variant-numeric:tabular-nums;
}
.section-title .accent-blue{color:var(--blue)}
.section-title .accent-green{color:var(--green)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 18px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:transparent;
  color:var(--white);
  font-size:13.5px;
  letter-spacing:.06em;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-accent{
  background:var(--orange);
  border-color:var(--orange);
  color:#12161C;
  font-weight:700;
}
.btn-accent:hover,.btn-accent:focus-visible{
  background:#FF9152;
  border-color:#FF9152;
  color:#12161C;
  box-shadow:0 8px 24px rgba(255,122,47,.28);
}
.btn-blue{
  background:var(--blue);
  border-color:var(--blue);
  color:#04101F;
  font-weight:700;
}
.btn-blue:hover,.btn-blue:focus-visible{background:#4E92FF;border-color:#4E92FF;color:#04101F}
.btn-ghost:hover,.btn-ghost:focus-visible{border-color:var(--blue);color:var(--blue)}

/* ============================================================
   头部
   ============================================================ */
.site-header{
  position:fixed;
  top:0;
  right:0;
  left:0;
  z-index:80;
  color:var(--white);
  background-color:transparent;
  background-image:linear-gradient(180deg, rgba(10,12,16,.94) 0%, rgba(10,12,16,.6) 55%, rgba(10,12,16,0) 100%);
  border-bottom:1px solid transparent;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header[data-scrolled="true"]{
  background-image:none;
  background-color:rgba(10,12,16,.95);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.42);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}

.skip-link{
  position:absolute;
  left:var(--gutter);
  top:6px;
  z-index:100;
  transform:translateY(-220%);
  background:var(--blue);
  color:#04101F;
  font-size:13.5px;
  font-weight:700;
  padding:10px 16px;
  border-radius:var(--radius);
  transition:transform .18s var(--ease);
}
.skip-link:focus{transform:translateY(0);color:#04101F}

.header-rail{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:var(--rail-h);
  padding:0 var(--gutter);
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--muted);
  overflow:hidden;
  white-space:nowrap;
}
.rail-coord{color:var(--blue)}
.rail-note{color:var(--muted)}

.header-inner{
  display:grid;
  grid-template-columns:auto 1fr;
  align-items:center;
  gap:clamp(16px,3vw,40px);
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 var(--gutter);
  min-height:var(--bar-h);
}

.brand{
  display:inline-flex;
  align-items:baseline;
  gap:10px;
  color:var(--white);
  text-decoration:none;
}
.brand-mark{
  position:relative;
  font-family:var(--font-display);
  font-weight:900;
  font-size:24px;
  letter-spacing:.04em;
  line-height:1;
  padding-left:12px;
}
.brand-mark::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  width:4px;
  height:18px;
  margin-top:-9px;
  background:var(--blue);
}
.brand-line{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--muted);
}
.brand:hover .brand-mark{color:var(--white)}
.brand:hover .brand-line{color:var(--green)}

.primary-nav{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:clamp(12px,2vw,30px);
}
.nav-list{
  display:flex;
  align-items:center;
  gap:clamp(10px,1.7vw,24px);
  list-style:none;
  counter-reset:navindex;
}
.nav-list > li{counter-increment:navindex}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:6px 2px;
  color:var(--white);
  font-size:14.5px;
  letter-spacing:.02em;
  text-decoration:none;
  transition:color .18s var(--ease);
}
.nav-link::before{
  content:counter(navindex,decimal-leading-zero);
  margin-right:7px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:var(--muted);
  opacity:.6;
  transition:color .18s var(--ease),opacity .18s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:1px;
  background:var(--line);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s var(--ease),background-color .2s var(--ease);
}
.nav-link:hover{color:var(--blue)}
.nav-link:hover::before{color:var(--blue);opacity:1}
.nav-link:hover::after{background:var(--blue);transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--blue)}
.nav-link[aria-current="page"]::before{color:var(--blue);opacity:1}
.nav-link[aria-current="page"]::after{background:var(--blue);transform:scaleX(1)}

.nav-actions{display:flex;align-items:center;gap:10px}

.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  padding:9px 13px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius);
  color:var(--white);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  cursor:pointer;
}
.nav-toggle-bars{display:flex;flex-direction:column;justify-content:center;gap:4px;width:16px}
.nav-toggle-bar{
  display:block;
  width:16px;
  height:1px;
  background:var(--blue);
  transition:transform .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle[aria-expanded="true"]{border-color:var(--blue)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:first-child{transform:translateY(2.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:last-child{transform:translateY(-2.5px) rotate(-45deg)}

.scroll-progress{
  position:absolute;
  left:0;
  bottom:0;
  width:100%;
  height:2px;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--blue),var(--green));
  transition:transform .08s linear;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer{
  position:relative;
  margin-top:clamp(56px,9vw,140px);
  border-top:1px solid var(--line);
  background-color:var(--ink-800);
  background-image:radial-gradient(circle at 1px 1px, rgba(154,164,178,.1) 1px, transparent 0);
  background-size:32px 32px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:clamp(24px,4vw,56px);
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:clamp(40px,6vw,76px) var(--gutter) clamp(28px,4vw,52px);
  counter-reset:fcol;
}
.footer-brand{display:grid;gap:10px;align-content:start}
.footer-brand-mark{
  font-family:var(--font-display);
  font-weight:900;
  font-size:30px;
  letter-spacing:.04em;
  line-height:1;
  border-left:4px solid var(--blue);
  padding-left:12px;
}
.footer-brand-line{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--muted);
}
.footer-brand-note{
  margin:6px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--muted);
  max-width:34ch;
}
.footer-col{counter-increment:fcol;display:grid;align-content:start;gap:14px}
.footer-col-title{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.24em;
  color:var(--muted);
  text-transform:uppercase;
}
.footer-col-title::before{
  content:counter(fcol,decimal-leading-zero);
  color:var(--blue);
}
.footer-links{display:grid;gap:10px;list-style:none}
.footer-link{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  color:var(--white);
  font-size:14.5px;
  text-decoration:none;
  transition:color .18s var(--ease);
}
.footer-link::before{
  content:"";
  width:12px;
  height:1px;
  background:var(--line);
  transform:translateY(-4px);
  transition:background-color .18s var(--ease),width .18s var(--ease);
}
.footer-link:hover{color:var(--blue)}
.footer-link:hover::before{background:var(--green);width:18px}

.footer-contact{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr)) 1.4fr;
  gap:clamp(18px,3vw,40px);
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:clamp(24px,3.6vw,40px) var(--gutter);
  border-top:1px solid var(--line);
}
.contact-item{display:grid;gap:6px;align-content:start}
.contact-label{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.22em;
  color:var(--blue);
  text-transform:uppercase;
}
.contact-value{
  font-family:var(--font-mono);
  font-size:13.5px;
  letter-spacing:.04em;
  color:var(--white);
  overflow-wrap:anywhere;
}
.footer-note{
  margin:0;
  align-self:start;
  font-size:13px;
  line-height:1.7;
  color:var(--muted);
  max-width:40ch;
}

.footer-legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:16px var(--gutter) 28px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--muted);
}
.footer-legal-line{color:var(--muted)}
.footer-copy{color:var(--muted)}

/* ============================================================
   通用内容组件
   ============================================================ */
/* 面包屑 */
.breadcrumb{
  padding-top:clamp(18px,2.4vw,28px);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.18em;
}
.breadcrumb-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
}
.breadcrumb-item{display:inline-flex;align-items:center;gap:8px;color:var(--muted)}
.breadcrumb-item:not(:last-child)::after{content:"/";color:var(--line)}
.breadcrumb-link{color:var(--muted);text-decoration:none;transition:color .18s var(--ease)}
.breadcrumb-link:hover{color:var(--blue)}
.breadcrumb-item[aria-current="page"]{color:var(--white)}

/* 表格 */
.table-scroll{
  width:100%;
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.data-table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-size:14.5px;
}
.data-table caption{
  padding:12px 14px;
  text-align:left;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--muted);
  text-transform:uppercase;
  border-bottom:1px solid var(--line);
}
.data-table th{
  padding:12px 14px;
  text-align:left;
  background-color:var(--ink-800);
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.16em;
  color:var(--muted);
  text-transform:uppercase;
  white-space:nowrap;
}
.data-table td{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
  font-variant-numeric:tabular-nums;
}
.data-table tbody tr:nth-child(even){background-color:rgba(27,42,68,.55)}
.data-table tbody tr:hover{background-color:var(--ink-700)}
.data-table tbody tr:last-child td{border-bottom:0}

/* 标签 */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 8px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--muted);
  white-space:nowrap;
}
.tag-pass{color:var(--green);border-color:rgba(61,220,132,.5)}
.tag-blue{color:var(--blue);border-color:rgba(46,123,255,.5)}

/* 区间条与图例 */
.range-bar{
  position:relative;
  height:6px;
  border-radius:var(--radius);
  background-color:var(--ink-700);
  overflow:hidden;
}
.range-bar > span{
  display:block;
  height:100%;
  background-color:var(--green);
  transition:width .3s var(--ease);
}
.range-bar.is-blue > span{background-color:var(--blue)}
.range-bar.is-orange > span{background-color:var(--orange)}
.legend{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  color:var(--muted);
}
.legend-item{display:inline-flex;align-items:center;gap:8px}
.legend-swatch{width:10px;height:10px;background-color:var(--blue);border-radius:1px}
.legend-swatch-green{background-color:var(--green)}
.legend-swatch-orange{background-color:var(--orange)}

/* 视角切换 */
.tab-bar{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  border-bottom:1px solid var(--line);
}
.tab-btn{
  padding:10px 14px;
  background:transparent;
  border:1px solid transparent;
  border-bottom:0;
  border-radius:var(--radius) var(--radius) 0 0;
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.tab-btn:hover{color:var(--white)}
.tab-btn[aria-selected="true"]{
  color:var(--blue);
  border-color:var(--line);
  background-color:var(--ink-800);
}
.tab-panel{padding-top:clamp(18px,2.4vw,28px)}
.tab-panel[hidden]{display:none}

/* 可展开索引 */
.expand-list{
  list-style:none;
  border-top:1px solid var(--line);
}
.expand-item{border-bottom:1px solid var(--line)}
.expand-summary{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:18px;
  padding:18px 0;
  cursor:pointer;
  font-size:17px;
  color:var(--white);
  list-style:none;
  transition:color .18s var(--ease);
}
.expand-summary::-webkit-details-marker{display:none}
.expand-summary::after{
  content:"›";
  flex:none;
  font-family:var(--font-mono);
  font-size:18px;
  color:var(--blue);
  transition:transform .15s var(--ease);
}
.expand-summary:hover{color:var(--blue)}
.expand-item[open] .expand-summary::after{transform:rotate(90deg)}
.expand-body{
  padding:0 0 22px;
  max-width:68ch;
  color:var(--muted);
}
.expand-body p:last-child{margin-bottom:0}

/* 图片容器 */
.media-frame{
  position:relative;
  width:100%;
  aspect-ratio:16 / 9;
  background-color:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.05),0 24px 60px rgba(0,0,0,.45);
}
.media-frame > img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--square{aspect-ratio:1 / 1}
.media-frame--empty{
  background-image:
    repeating-linear-gradient(135deg, rgba(42,48,56,.65) 0 1px, transparent 1px 12px),
    radial-gradient(circle at 1px 1px, rgba(154,164,178,.18) 1px, transparent 0);
  background-size:auto,22px 22px;
}
.media-frame-label{
  position:absolute;
  right:0;
  bottom:0;
  left:0;
  padding:12px 14px;
  background:linear-gradient(0deg, rgba(10,12,16,.92), rgba(10,12,16,0));
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--muted);
}
.media-caption{
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--muted);
}

/* 侧边坐标轨 */
.spy-nav{
  position:fixed;
  right:clamp(10px,1.6vw,24px);
  top:50%;
  transform:translateY(-50%);
  z-index:60;
  display:none;
  flex-direction:column;
  align-items:flex-end;
  gap:16px;
}
.spy-link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:2px 0;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
  color:var(--muted);
  text-decoration:none;
  transition:color .18s var(--ease);
}
.spy-link::before{
  content:"";
  display:block;
  width:18px;
  height:1px;
  background-color:var(--line);
  transition:width .2s var(--ease),background-color .2s var(--ease);
}
.spy-link:hover{color:var(--white)}
.spy-link:hover::before{background-color:var(--blue)}
.spy-link[aria-current="true"]{color:var(--green)}
.spy-link[aria-current="true"]::before{width:34px;background-color:var(--green)}
.spy-label{display:none}

/* 复制动作 */
.copy-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.copy-btn:hover{color:var(--white);border-color:var(--blue)}
.copy-btn[data-copied="true"]{color:var(--green);border-color:rgba(61,220,132,.6)}

/* ---------- 显现 ---------- */
html[data-js="on"] [data-reveal]{
  opacity:0;
  transform:translateY(8px);
  transition:opacity .26s ease-out,transform .26s ease-out;
  transition-delay:var(--reveal-delay,0ms);
}
html[data-js="on"] [data-reveal].is-visible{opacity:1;transform:none}

html[data-nav-open]{overflow:hidden}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1160px){
  :root{--bar-h:58px}
  .nav-toggle{display:inline-flex}
  .primary-nav{
    position:fixed;
    top:var(--shell-h);
    right:0;
    bottom:0;
    left:0;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:0;
    padding:20px var(--gutter) 48px;
    overflow-y:auto;
    background-color:var(--ink-900);
    background-image:radial-gradient(circle at 1px 1px, rgba(154,164,178,.12) 1px, transparent 0);
    background-size:26px 26px;
    border-top:1px solid var(--line);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(-8px);
    transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s var(--ease);
  }
  .primary-nav[data-open]{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:translateY(0);
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list > li{border-bottom:1px solid var(--line)}
  .nav-link{
    display:flex;
    width:100%;
    padding:16px 0;
    font-size:20px;
    font-family:var(--font-display);
    font-weight:700;
    letter-spacing:.01em;
  }
  .nav-link::after{display:none}
  .nav-link::before{font-size:11px}
  .nav-actions{flex-direction:column;align-items:stretch;gap:12px;margin-top:26px}
}
@media (max-width:1024px){
  .editorial-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-note,.col-main,.col-aside{grid-column:1 / -1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,40px)}
  .footer-contact{grid-template-columns:1fr 1fr}
  .footer-note{grid-column:1 / -1}
}
@media (max-width:640px){
  :root{--rail-h:26px;--bar-h:56px}
  body{font-size:16px}
  .rail-coord{display:none}
  .rail-note{font-size:10px;letter-spacing:.1em}
  .brand-line{display:none}
  .brand-mark{font-size:21px}
  .footer-grid{grid-template-columns:1fr}
  .footer-contact{grid-template-columns:1fr}
  .footer-legal{flex-direction:column;align-items:flex-start;gap:8px}
  .section-title{font-size:clamp(30px,9vw,44px)}
  .data-table{min-width:420px}
}
@media (min-width:1200px){
  .spy-nav{display:flex}
}
@media (min-width:1520px){
  .spy-label{display:inline}
}

/* ---------- 无障碍与降噪 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html[data-js="on"] [data-reveal]{opacity:1;transform:none}
}