/* =====================================================================
   诺亚赛场 · 共享外壳样式 /assets/site.css
   深空底 + 荧光青绿数据高亮 + 琥珀橙前瞻标记
   ===================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root{
  --bg-deep:#05070C;
  --bg-panel:#0B111A;
  --bg-float:#141E2B;
  --line:#26333F;
  --line-soft:rgba(38,51,63,.62);
  --text-1:#E9EFF6;
  --text-2:#94A3B4;
  --text-3:#5D6F80;
  --cyan:#3DF2C0;
  --cyan-dim:#1B8F76;
  --amber:#FFB13D;
  --coral:#FF6B6B;

  --font-head:'Saira Condensed','Barlow Condensed','Arial Narrow','Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono','IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --shell:1260px;
  --gutter:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.2,.7,.3,1);
  --radius-pill:999px;
  --radius-card:8px;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;background:var(--bg-deep)}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd,address{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;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;border-spacing:0;width:100%}
main{display:block}

/* ---------- 3. 中文排版基底 ---------- */
body{
  position:relative;
  background:transparent;
  color:var(--text-1);
  font-family:var(--font-body);
  font-size:clamp(15px,.95vw + 12px,17px);
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  min-height:100vh;
  overflow-x:hidden;
}
body::before,
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
}
body::before{
  background:
    radial-gradient(1100px 560px at 76% -6%,rgba(61,242,192,.075),transparent 68%),
    radial-gradient(900px 480px at 6% 2%,rgba(255,177,61,.05),transparent 66%);
}
body::after{
  background-image:
    linear-gradient(rgba(38,51,63,.55) 1px,transparent 1px),
    linear-gradient(90deg,rgba(38,51,63,.55) 1px,transparent 1px);
  background-size:100% 108px,108px 100%;
  opacity:.16;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0,transparent 72%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0,transparent 72%);
}
h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:800;
  line-height:1.06;
  letter-spacing:-.01em;
  color:var(--text-1);
}
h1{font-size:clamp(2.4rem,5vw,4.2rem)}
h2{font-size:clamp(1.7rem,3vw,2.5rem)}
h3{font-size:clamp(1.25rem,1.8vw,1.6rem);line-height:1.2}
p{max-width:38em}
strong{font-weight:700;color:var(--cyan)}
::selection{background:rgba(61,242,192,.28);color:var(--text-1)}

:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  border-radius:4px;
}

/* ---------- 4. 通用工具类 ---------- */
.container{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2.4vw,32px);
}
.col-main{grid-column:span 7}
.col-aside{grid-column:span 3}
.col-rail{grid-column:span 2}

.label{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-2);
  line-height:1.4;
}
.label::before{
  content:"";
  width:18px;
  height:1px;
  background:var(--cyan);
  flex:none;
}
.chapter-index{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  color:var(--cyan);
  font-variant-numeric:tabular-nums;
}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:13px 24px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:14px;
  font-weight:600;
  line-height:1;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform .22s var(--ease),background .22s var(--ease),
             border-color .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn--solid{
  background:var(--cyan);
  color:var(--bg-deep);
  box-shadow:0 0 0 1px rgba(61,242,192,.35),0 16px 32px -22px rgba(61,242,192,.9);
}
.btn--solid:hover{background:#5BFFD2;transform:translateY(-1px)}
.btn--ghost{
  border-color:var(--line);
  color:var(--text-1);
  background:rgba(20,30,43,.6);
}
.btn--ghost:hover{border-color:var(--cyan-dim);color:var(--cyan);transform:translateY(-1px)}
.btn--warm{
  border-color:rgba(255,177,61,.45);
  color:var(--amber);
  background:rgba(255,177,61,.08);
}
.btn--warm:hover{border-color:var(--amber);background:rgba(255,177,61,.16)}

/* ---------- 6. 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-block:18px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--text-3);
}
.breadcrumb a{color:var(--text-2);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb__sep{color:var(--line)}
.breadcrumb [aria-current="page"]{color:var(--cyan)}

/* ---------- 7. 数据面板 / 表格 ---------- */
.panel{
  background:linear-gradient(180deg,rgba(20,30,43,.74),rgba(11,17,26,.9));
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:0 26px 52px -42px #000,inset 0 1px 0 rgba(233,239,246,.055);
  overflow:hidden;
}
.panel__head{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 18px;
  border-bottom:1px solid var(--line);
  background:rgba(11,17,26,.6);
}
.panel__title{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--cyan);
  font-weight:500;
}
.panel__body{padding:18px}

.data-table{width:100%;font-size:14px}
.data-table th{
  font-family:var(--font-mono);
  font-size:10.5px;
  font-weight:500;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--text-2);
  text-align:left;
  padding:10px 12px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.data-table td{
  padding:12px;
  border-bottom:1px solid var(--line-soft);
  vertical-align:middle;
}
.data-table tbody tr{transition:background .2s var(--ease)}
.data-table tbody tr:hover{background:rgba(61,242,192,.065)}
.data-table .num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  text-align:right;
  letter-spacing:0;
}

/* ---------- 8. 图片容器（页面阶段复用） ---------- */
.figure{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:6px;
  background:
    radial-gradient(120% 120% at 18% 0%,#16212E 0%,#0B111A 62%),
    #0B111A;
}
.figure > img,
.figure > picture > img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.72) contrast(1.08);
}
.figure::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(180deg,rgba(5,7,12,0) 44%,rgba(5,7,12,.66) 100%),
    repeating-linear-gradient(180deg,rgba(61,242,192,.05) 0 1px,transparent 1px 4px);
  opacity:.65;
}
.figure figcaption{
  position:absolute;
  left:12px;
  bottom:10px;
  z-index:2;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--text-2);
}
.figure--wide{aspect-ratio:16/9}
.figure--tall{aspect-ratio:4/5}
.figure--square{aspect-ratio:1/1}

/* ---------- 9. 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:200;
  padding:11px 18px;
  border-radius:8px;
  background:var(--cyan);
  color:var(--bg-deep);
  font-size:13px;
  font-weight:700;
  line-height:1;
  transform:translateY(-220%);
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translateY(0)}

/* ---------- 10. 头部：状态刻线 ---------- */
.site-header{
  position:relative;
  z-index:60;
}
.status-strip{
  background:linear-gradient(90deg,#0B111A 0%,#0B111A 68%,rgba(11,17,26,.55) 100%);
  border-bottom:1px solid var(--line);
  color:var(--text-2);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
}
.status-strip__inner{
  max-width:var(--shell);
  margin-inline:auto;
  padding:9px var(--gutter);
  display:flex;
  align-items:center;
  gap:12px;
}
.status-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--cyan);
  flex:none;
  box-shadow:0 0 0 0 rgba(61,242,192,.5);
  animation:pulse 2.6s var(--ease) infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(61,242,192,.45)}
  70%{box-shadow:0 0 0 9px rgba(61,242,192,0)}
  100%{box-shadow:0 0 0 0 rgba(61,242,192,0)}
}
.status-strip__text{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px 8px;
  min-width:0;
  max-width:none;
  color:var(--text-2);
}
.status-strip__k{color:var(--cyan)}
.status-strip__sep{color:var(--line)}
.status-strip__meta{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
  color:var(--text-3);
  max-width:none;
}

/* ---------- 11. 头部：悬浮胶囊导航 ---------- */
.nav-dock{
  position:sticky;
  top:0;
  z-index:55;
  padding:14px clamp(12px,3vw,34px) 0;
  pointer-events:none;
  transition:padding .3s var(--ease);
}
.nav-dock__bar{
  pointer-events:auto;
  position:relative;
  max-width:var(--shell);
  margin-inline:auto;
  display:flex;
  align-items:center;
  gap:16px;
  padding:7px 7px 7px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(20,30,43,.82);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:0 22px 46px -32px #000,inset 0 1px 0 rgba(233,239,246,.06);
  transition:padding .3s var(--ease),gap .3s var(--ease),
             background .3s var(--ease),box-shadow .3s var(--ease);
}

/* 品牌 */
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
  border-radius:var(--radius-pill);
  transition:opacity .2s var(--ease);
}
.brand:hover{opacity:.86}
.brand__glyph{width:30px;height:30px;flex:none;color:var(--text-1)}
.brand__glyph svg{width:100%;height:100%}
.brand__text{display:flex;flex-direction:column;line-height:1.1;min-width:0}
.brand__name{
  font-family:var(--font-head);
  font-size:17px;
  font-weight:800;
  letter-spacing:.05em;
  color:var(--text-1);
  white-space:nowrap;
}
.brand__tag{
  font-family:var(--font-mono);
  font-size:9.5px;
  letter-spacing:.2em;
  color:var(--cyan);
  opacity:.78;
  white-space:nowrap;
}

/* 导航列表 */
.site-nav{flex:1 1 auto;min-width:0}
.site-nav__list{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:2px;
  flex-wrap:nowrap;
}
.site-nav__item{flex:none}
.site-nav__link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 12px;
  border-radius:var(--radius-pill);
  font-size:13.5px;
  line-height:1;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.site-nav__link:hover{color:var(--text-1);background:rgba(61,242,192,.09)}
.site-nav__link[aria-current="page"]{
  color:var(--bg-deep);
  background:var(--cyan);
  font-weight:600;
  box-shadow:0 0 0 1px rgba(61,242,192,.45),0 10px 24px -18px rgba(61,242,192,.95);
}
.site-nav__link[aria-current="page"]:hover{background:#5BFFD2;color:var(--bg-deep)}
.nav-mini{display:none;font-family:var(--font-mono);font-size:13px;line-height:1}

/* 操作区 */
.nav-dock__actions{display:flex;align-items:center;gap:8px;flex:none}
.dock-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  background:var(--cyan);
  color:var(--bg-deep);
  font-size:13px;
  font-weight:700;
  line-height:1;
  letter-spacing:.02em;
  white-space:nowrap;
  box-shadow:0 0 0 1px rgba(61,242,192,.4),0 12px 26px -18px rgba(61,242,192,.95);
  transition:transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.dock-cta:hover{background:#5BFFD2;transform:translateY(-1px)}
.dock-cta__arrow{font-family:var(--font-mono);font-size:12px;transform:translateY(-.5px)}

/* 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(38,51,63,.62),rgba(20,30,43,.62));
  color:var(--text-1);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  line-height:1;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan-dim);color:var(--cyan)}
.nav-toggle__bars{display:grid;gap:4px;width:14px;flex:none}
.nav-toggle__bars span{
  display:block;
  height:1.5px;
  border-radius:2px;
  background:currentColor;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(2.75px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-2.75px) rotate(-45deg)}
.nav-toggle__label{white-space:nowrap}

/* 收拢态 */
.site-header.is-condensed .nav-dock{padding-top:8px}
.site-header.is-condensed .nav-dock__bar{
  width:max-content;
  max-width:none;
  margin-inline:auto;
  gap:10px;
  padding:5px 5px 5px 14px;
  background:rgba(11,17,26,.94);
  box-shadow:0 20px 40px -30px #000,inset 0 1px 0 rgba(233,239,246,.07);
}
.site-header.is-condensed .brand__tag{display:none}
.site-header.is-condensed .brand__name{font-size:15px}
.site-header.is-condensed .nav-label{display:none}
.site-header.is-condensed .nav-mini{display:inline}
.site-header.is-condensed .site-nav__link{padding:7px 10px;font-size:13px}
.site-header.is-condensed .dock-cta{padding:8px 14px;font-size:12px}
.site-header.is-condensed .nav-toggle{padding:8px 11px}

/* ---------- 12. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,9vw,124px);
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(11,17,26,.55),rgba(5,7,12,.98) 46%);
}
.site-footer__inner{
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(44px,6vw,80px) var(--gutter) clamp(30px,4vw,48px);
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1.65fr) minmax(0,1.1fr);
  gap:clamp(26px,4vw,56px);
  align-items:start;
}
.footer-lead{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:16px;
}
.footer-lead__line{
  font-family:var(--font-head);
  font-size:clamp(1.35rem,2.4vw,1.85rem);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.01em;
  color:var(--text-1);
  max-width:11em;
}
.footer-cols{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(18px,2.6vw,34px);
}
.footer-col{min-width:0}
.footer-col__title{
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cyan);
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
}
.footer-col__list{display:grid;gap:10px}
.footer-col__link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  line-height:1.5;
  color:var(--text-2);
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col__link::before{
  content:"";
  width:8px;
  height:1px;
  background:var(--line);
  flex:none;
  transition:background .2s var(--ease),width .2s var(--ease);
}
.footer-col__link:hover{color:var(--text-1);transform:translateX(2px)}
.footer-col__link:hover::before{background:var(--cyan);width:14px}

.footer-contact{
  font-style:normal;
  display:grid;
  gap:10px;
  align-content:start;
  min-width:0;
  padding-top:2px;
}
.footer-contact__row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:4px 10px;
  line-height:1.6;
}
.footer-contact__key{
  flex:none;
  min-width:38px;
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--text-3);
}
.footer-contact__val{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.01em;
  color:var(--text-1);
  word-break:break-all;
}
.footer-contact__val--text{
  font-family:var(--font-body);
  font-size:13.5px;
  color:var(--text-2);
  word-break:normal;
}
.footer-contact__note{
  margin-top:8px;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:12.5px;
  line-height:1.75;
  color:var(--text-3);
  max-width:none;
}
.copy-btn{
  display:inline-flex;
  align-items:center;
  padding:6px 11px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(20,30,43,.75);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.12em;
  line-height:1;
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.copy-btn:hover{color:var(--cyan);border-color:var(--cyan-dim);background:rgba(61,242,192,.09)}
.copy-btn[data-copied="true"]{color:var(--cyan);border-color:var(--cyan);background:rgba(61,242,192,.14)}

.footer-base{border-top:1px solid var(--line);background:rgba(5,7,12,.7)}
.footer-base__inner{
  max-width:var(--shell);
  margin-inline:auto;
  padding:18px var(--gutter) 22px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 24px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--text-3);
}
.footer-base__legal{max-width:none}
.footer-base__note{max-width:none;margin-left:auto;color:var(--text-3);opacity:.85}

/* 返回顶部 */
.to-top{
  position:fixed;
  right:clamp(14px,3vw,32px);
  bottom:clamp(14px,3vw,32px);
  z-index:70;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(20,30,43,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  color:var(--text-2);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  line-height:1;
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity .28s var(--ease),transform .28s var(--ease),
             visibility .28s linear,color .2s var(--ease),border-color .2s var(--ease);
  box-shadow:0 20px 40px -30px #000;
}
.to-top[data-visible="true"]{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{color:var(--cyan);border-color:var(--cyan-dim)}
.to-top__arrow{font-size:13px;transform:translateY(-1px)}
.to-top__text{white-space:nowrap}

/* ---------- 13. 响应式 ---------- */
@media (max-width:1160px){
  .brand__tag{display:none}
  .site-nav__link{padding:8px 10px;font-size:13px}
  .dock-cta{padding:9px 15px;font-size:12.5px}
}

@media (max-width:980px){
  .site-footer__inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer-lead{grid-column:1 / -1}
  .footer-contact{grid-column:1 / -1}
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-main{grid-column:span 6}
  .col-aside{grid-column:span 3}
  .col-rail{grid-column:span 3}
}

@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-dock{padding:12px clamp(10px,3vw,22px) 0}
  .nav-dock__bar{gap:10px;padding:7px 7px 7px 14px}
  .site-nav{
    position:absolute;
    top:calc(100% + 10px);
    left:0;
    right:0;
    display:none;
    padding:12px;
    background:rgba(11,17,26,.98);
    border:1px solid var(--line);
    border-radius:20px;
    box-shadow:0 40px 70px -44px #000,inset 0 1px 0 rgba(233,239,246,.06);
    -webkit-backdrop-filter:blur(18px) saturate(140%);
    backdrop-filter:blur(18px) saturate(140%);
  }
  .site-nav[data-open]{display:block}
  .site-nav__list{
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:2px;
  }
  .site-nav__link{
    justify-content:flex-start;
    padding:12px 14px;
    border-radius:12px;
    font-size:14.5px;
  }
  .site-nav__link[aria-current="page"]{border-radius:12px}
  .site-header.is-condensed .nav-dock__bar{
    width:auto;
    max-width:var(--shell);
    margin-inline:auto;
    gap:10px;
    padding:7px 7px 7px 14px;
  }
  .site-header.is-condensed .nav-label{display:inline}
  .site-header.is-condensed .nav-mini{display:none}
  .site-header.is-condensed .site-nav__link{padding:12px 14px;font-size:14.5px}
  .status-strip__meta{display:none}
}

@media (max-width:760px){
  .grid-12{grid-template-columns:1fr}
  .col-main,.col-aside,.col-rail{grid-column:1 / -1}
  .footer-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-base__note{margin-left:0}
}

@media (max-width:600px){
  .status-strip{font-size:10px;letter-spacing:.05em}
  .status-strip__inner{padding-block:8px;gap:9px}
  .status-strip__sep{display:none}
  .status-strip__text{gap:2px}
  .status-strip__text > span{display:block}
  .brand__name{font-size:15px}
  .brand__glyph{width:26px;height:26px}
  .dock-cta{padding:9px 13px;font-size:12px}
  .dock-cta__arrow{display:none}
  .nav-toggle__label{display:none}
  .nav-toggle{padding:10px 12px}
  .site-footer__inner{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr;gap:20px 18px}
  .footer-lead__line{max-width:none}
  .to-top{padding:9px 13px;font-size:10px;letter-spacing:.1em}
}

@media (max-width:400px){
  .footer-cols{grid-template-columns:1fr}
}

/* ---------- 14. 动效退化 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .status-dot{animation:none;box-shadow:0 0 0 3px rgba(61,242,192,.18)}
  .to-top{transform:none}
}