/* ============================================================
   8868体育官方 · 共享样式表 /assets/site.css
   深墨绿夜色 + 霓虹青数据 + 暖橙行动 + 纸张叠层 / 印刷边框
   ============================================================ */

/* ---------- 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{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0}
input,select,textarea{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse}

/* ---------- 2. tokens ---------- */
:root{
  --ink:#08201B;
  --ink-deep:#04120F;
  --rock:#2C3634;
  --moss:#3E6B52;
  --neon:#2BE3C9;
  --orange:#FF8A3D;
  --clay:#C4694A;
  --cream:#F3EEE2;
  --mist:#9FB0A8;
  --rule:#6E7C74;

  --line:rgba(110,124,116,.5);
  --line-soft:rgba(110,124,116,.26);
  --glass:rgba(4,18,15,.94);

  --shell:1240px;
  --gutter:clamp(16px,4vw,40px);
  --header-h:72px;
  --radius:2px;

  --font-display:"PingFang SC","Source Han Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-body:"PingFang SC","Source Han Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --s12:.75rem; --s13:.8125rem; --s15:.9375rem; --s17:1.0625rem;
  --s20:1.25rem; --s24:1.5rem; --s34:2.125rem; --s52:3.25rem; --s76:4.75rem;
}

/* ---------- 3. 中文排版与基础 ---------- */
body{
  background:var(--ink);
  color:var(--cream);
  font-family:var(--font-body);
  font-size:1rem;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;letter-spacing:-.01em;line-height:1.16;text-wrap:balance}
h1{font-size:clamp(var(--s34),5vw,var(--s76))}
h2{font-size:clamp(1.625rem,3vw,var(--s34))}
h3{font-size:var(--s20)}
h4{font-size:var(--s17)}
p{font-size:var(--s15);line-height:1.8}
strong,b{font-weight:700;color:var(--cream)}
small{font-size:var(--s13)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.18em;
  text-transform:uppercase;color:var(--neon);
}
.eyebrow::before{content:"";display:inline-block;width:22px;height:1px;background:currentColor}
.lede{font-size:var(--s17);line-height:1.85;color:rgba(243,238,226,.86);max-width:64ch}
.prose{max-width:72ch;font-size:var(--s15);line-height:1.85;color:rgba(243,238,226,.84)}
.prose p + p{margin-top:14px}
.prose h3{margin:30px 0 10px}
.prose ul{display:grid;gap:8px;margin:14px 0}
.prose ul li{padding-left:18px;position:relative}
.prose ul li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:1px;background:var(--neon)}
.prose a,.link-neon{color:var(--neon);text-decoration:underline;text-decoration-color:rgba(43,227,201,.45);text-underline-offset:3px}
.prose a:hover,.link-neon:hover{text-decoration-color:var(--neon)}

/* ---------- 4. 布局骨架 ---------- */
.shell{width:min(100% - var(--gutter) * 2,var(--shell));margin-inline:auto}
main{padding-top:var(--header-h)}
.pull-under-header{margin-top:calc(var(--header-h) * -1)}
.section{padding:clamp(48px,7vw,96px) 0;position:relative}
.section + .section{border-top:1px solid var(--line-soft)}
.section--band{background:var(--moss)}
.section--deep{background:var(--ink-deep)}
.section-head{display:grid;gap:14px;margin-bottom:clamp(28px,3.6vw,44px)}
.section-num{
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.2em;
  text-transform:uppercase;color:var(--neon);
}
.section-title{font-size:clamp(1.5rem,2.6vw,var(--s34));max-width:26ch}
.section-band{
  display:block;height:5px;width:min(var(--band-w,72%),100%);
  background:var(--moss);position:relative;overflow:hidden;
}
.section-band::after{content:"";position:absolute;inset:0 auto 0 0;width:38px;background:var(--neon)}

.grid{display:grid;gap:clamp(18px,2.4vw,30px)}
.grid-12{grid-template-columns:repeat(12,minmax(0,1fr))}
.col-3{grid-column:span 3}
.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}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border:1px solid transparent;border-radius:var(--radius);
  font-family:var(--font-body);font-size:var(--s15);font-weight:600;
  cursor:pointer;white-space:nowrap;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.btn--primary{background:var(--orange);color:#1B0C03}
.btn--primary:hover{background:#FFA264}
.btn--neon{background:var(--neon);color:var(--ink-deep)}
.btn--neon:hover{background:#5CEBD8}
.btn--ghost{border-color:var(--line);color:var(--cream);background:transparent}
.btn--ghost:hover{border-color:var(--neon);color:var(--neon)}
.btn--sm{padding:8px 14px;font-size:var(--s13)}
.btn:active{transform:translateY(1px)}

/* ---------- 6. 头部 ---------- */
.skip-link{
  position:absolute;left:12px;top:-72px;z-index:200;
  background:var(--neon);color:var(--ink-deep);
  padding:10px 16px;font-weight:700;transition:top .2s ease;
}
.skip-link:focus{top:12px}

.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .35s ease,border-color .35s ease,backdrop-filter .35s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,var(--neon),rgba(43,227,201,0),var(--orange));
  opacity:0;transition:opacity .35s ease;
}
.site-header[data-scrolled]{
  background:var(--glass);
  border-bottom-color:var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.site-header[data-scrolled]::after{opacity:.8}

.header-inner{
  position:relative;
  width:min(100% - var(--gutter) * 2,var(--shell));
  margin-inline:auto;
  min-height:var(--header-h);
  display:flex;align-items:center;gap:14px;
}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:inline-flex;align-items:center;
  font-family:var(--font-mono);font-weight:700;font-size:var(--s17);
  letter-spacing:-.02em;line-height:1;
  background:var(--neon);color:var(--ink-deep);
  padding:7px 8px;border-radius:var(--radius);
}
.brand-text{display:grid;gap:2px}
.brand-line{font-size:var(--s13);font-weight:600;color:var(--cream);letter-spacing:.01em;white-space:nowrap}
.brand-version{
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em;
  text-transform:uppercase;color:var(--mist);
}

.nav-toggle{
  display:none;align-items:center;gap:8px;
  margin-left:auto;padding:8px 10px;
  border:1px solid var(--line);border-radius:var(--radius);
  color:var(--cream);cursor:pointer;
  transition:border-color .22s ease,color .22s ease;
}
.nav-toggle:hover{border-color:var(--neon);color:var(--neon)}
.nav-toggle-bars{display:inline-flex;flex-direction:column;gap:4px;width:16px}
.nav-toggle-bars i{display:block;height:2px;background:currentColor;transition:transform .28s ease,opacity .28s ease}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle-label{font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em}

.site-nav{margin-left:auto;display:flex;align-items:center}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-list a{
  position:relative;display:inline-block;
  padding:9px 10px;font-size:var(--s15);
  color:rgba(243,238,226,.78);
  transition:color .22s ease;
}
.nav-list a::after{
  content:"";position:absolute;left:10px;right:10px;bottom:2px;height:2px;
  background:var(--neon);transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.nav-list a:hover,.nav-list a:focus-visible{color:var(--cream)}
.nav-list a:hover::after,.nav-list a:focus-visible::after{transform:scaleX(1)}
.nav-list a[aria-current="page"]{color:var(--cream);font-weight:600}
.nav-list a[aria-current="page"]::after{transform:scaleX(1)}
.nav-foot{display:none}

.header-utility{display:flex;align-items:center;gap:10px;margin-left:12px;flex:0 0 auto}
.utility-link{
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.08em;
  color:var(--mist);padding:6px 2px;white-space:nowrap;
  border-bottom:1px solid transparent;
  transition:color .22s ease,border-color .22s ease;
}
.utility-link:hover{color:var(--neon);border-bottom-color:var(--neon)}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,96px);
  background:var(--ink-deep);
  border-top:1px solid var(--line);
  color:var(--cream);
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;
  width:min(440px,60%);height:3px;
  background:linear-gradient(90deg,var(--neon),var(--orange));
}
.footer-shell{
  width:min(100% - var(--gutter) * 2,var(--shell));
  margin-inline:auto;
  padding:clamp(40px,5vw,64px) 0 clamp(26px,3vw,40px);
  display:grid;
  grid-template-columns:1.4fr .9fr .8fr 1.2fr 1.5fr;
  gap:clamp(24px,3vw,40px);
}
.footer-brand{min-width:0}
.footer-logo{font-family:var(--font-display);font-weight:800;font-size:var(--s20);letter-spacing:-.01em}
.footer-sub{
  margin-top:6px;font-family:var(--font-mono);font-size:var(--s12);
  letter-spacing:.12em;text-transform:uppercase;color:var(--mist);
}
.footer-note{margin-top:14px;font-size:var(--s13);line-height:1.7;color:var(--mist);max-width:30ch}
.footer-swatches{display:flex;gap:5px;margin-top:16px}
.swatch{display:block;width:26px;height:5px}
.swatch--neon{background:var(--neon)}
.swatch--orange{background:var(--orange)}
.swatch--moss{background:var(--moss)}
.swatch--clay{background:var(--clay)}
.swatch--cream{background:var(--cream)}

.footer-col{min-width:0}
.footer-col-title{
  margin-bottom:14px;font-family:var(--font-mono);font-weight:500;
  font-size:var(--s12);letter-spacing:.14em;text-transform:uppercase;color:var(--neon);
}
.footer-list{display:grid;gap:10px;font-size:var(--s13)}
.footer-list a{color:rgba(243,238,226,.8);transition:color .2s ease}
.footer-list a:hover{color:var(--neon)}
.footer-list--data li{color:var(--mist);font-size:var(--s13);line-height:1.7}
.footer-k{font-family:var(--font-mono);color:var(--orange);font-variant-numeric:tabular-nums}
.footer-list--contact li{display:grid;gap:3px}
.footer-key{
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.14em;
  text-transform:uppercase;color:var(--mist);
}
.footer-val{color:rgba(243,238,226,.86);line-height:1.65;word-break:break-word}

.footer-bottom{border-top:1px solid var(--line-soft);background:rgba(8,32,27,.6)}
.footer-bottom-inner{
  width:min(100% - var(--gutter) * 2,var(--shell));
  margin-inline:auto;
  padding:18px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:10px 24px;
  font-size:var(--s12);color:var(--mist);
}
.footer-copy{font-family:var(--font-mono);letter-spacing:.06em}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-legal a{color:var(--mist);transition:color .2s ease}
.footer-legal a:hover{color:var(--neon)}
.footer-icp{font-family:var(--font-mono);letter-spacing:.06em}

/* ---------- 8. 纸张叠层卡片与标签 ---------- */
.paper{
  position:relative;
  background:linear-gradient(180deg,rgba(44,54,52,.85),rgba(8,32,27,.92));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(18px,2.2vw,28px);
  box-shadow:7px 7px 0 -1px rgba(62,107,82,.35),14px 14px 0 -2px rgba(44,54,52,.4);
}
.paper--flat{box-shadow:none}
.paper--neon{border-color:rgba(43,227,201,.45)}
.paper-label{
  position:absolute;top:-1px;left:-1px;
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em;
  background:var(--moss);color:var(--cream);padding:3px 9px;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em;
  text-transform:uppercase;padding:4px 9px;border-radius:var(--radius);
  border:1px solid var(--line);color:var(--mist);
}
.tag--neon{color:var(--neon);border-color:rgba(43,227,201,.45);background:rgba(43,227,201,.08)}
.tag--orange{color:var(--orange);border-color:rgba(255,138,61,.45);background:rgba(255,138,61,.08)}
.tag--clay{color:#E7A98F;border-color:rgba(196,105,74,.5);background:rgba(196,105,74,.12)}

/* ---------- 9. 数据锚点 ---------- */
.stat{display:flex;flex-direction:column;gap:6px;min-width:0}
.stat-value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(var(--s34),5vw,var(--s52));font-weight:700;
  line-height:1;letter-spacing:-.02em;color:var(--cream);
}
.stat-value--neon{color:var(--neon)}
.stat-value--orange{color:var(--orange)}
.stat-label{font-size:var(--s13);color:var(--mist);letter-spacing:.04em}
.stat-delta{font-family:var(--font-mono);font-size:var(--s13);color:var(--orange)}

/* ---------- 10. 数据表 ---------- */
.table-scroll{overflow-x:auto;border:1px solid var(--line)}
.data-table{width:100%;min-width:520px;font-size:var(--s15)}
.data-table caption{
  caption-side:top;text-align:left;padding:12px 14px;
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em;
  text-transform:uppercase;color:var(--mist);background:rgba(4,18,15,.55);
  border-bottom:1px solid var(--line);
}
.data-table th,.data-table td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line-soft)}
.data-table thead th{
  font-family:var(--font-mono);font-weight:500;font-size:var(--s12);
  letter-spacing:.12em;text-transform:uppercase;color:var(--mist);
  background:rgba(4,18,15,.6);border-bottom-color:var(--line);white-space:nowrap;
}
.data-table tbody tr:nth-child(even){background:rgba(4,18,15,.42)}
.data-table tbody tr:hover{background:rgba(43,227,201,.07)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;color:var(--cream)}
.data-table [data-sort]{
  display:inline-flex;align-items:center;gap:6px;
  font:inherit;letter-spacing:inherit;text-transform:inherit;color:inherit;
  background:none;border:0;padding:0;cursor:pointer;
}
.data-table [data-sort]::after{content:"\2195";font-size:.7rem;opacity:.5}
.data-table th[aria-sort="ascending"] [data-sort]::after{content:"\2191";opacity:1;color:var(--neon)}
.data-table th[aria-sort="descending"] [data-sort]::after{content:"\2193";opacity:1;color:var(--neon)}
.data-table th[aria-sort="ascending"] [data-sort],.data-table th[aria-sort="descending"] [data-sort]{color:var(--neon)}

/* ---------- 11. 横向主题带 ---------- */
.rail{position:relative}
.rail-track{
  display:flex;gap:12px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:2px 2px 14px;
  scrollbar-width:thin;scrollbar-color:var(--moss) transparent;
}
.rail-track > *{flex:0 0 auto;scroll-snap-align:start}
.rail-nav{display:flex;gap:8px;justify-content:flex-end;margin-bottom:10px}
.rail-btn{
  width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius);
  color:var(--cream);cursor:pointer;
  transition:border-color .22s ease,color .22s ease;
}
.rail-btn:hover{border-color:var(--neon);color:var(--neon)}

/* ---------- 12. 可展开内容组 ---------- */
.accordion{border-top:1px solid var(--line-soft)}
.accordion-item{border-bottom:1px solid var(--line-soft)}
.accordion-trigger{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:18px 4px;text-align:left;cursor:pointer;
  color:var(--cream);font-size:var(--s17);font-weight:600;
  transition:color .22s ease;
}
.accordion-trigger:hover{color:var(--neon)}
.accordion-trigger[aria-expanded="true"]{color:var(--neon)}
.accordion-index{
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.12em;
  color:var(--neon);flex:0 0 auto;
}
.accordion-icon{margin-left:auto;position:relative;width:16px;height:16px;flex:0 0 auto;color:currentColor}
.accordion-icon::before,.accordion-icon::after{
  content:"";position:absolute;background:currentColor;
  transition:transform .3s ease;
}
.accordion-icon::before{left:0;right:0;top:7px;height:2px}
.accordion-icon::after{top:0;bottom:0;left:7px;width:2px}
.accordion-trigger[aria-expanded="true"] .accordion-icon::after{transform:scaleY(0)}
.accordion-panel{overflow:hidden;height:0;transition:height .32s ease}
.accordion-panel-inner{padding:0 4px 22px;font-size:var(--s15);line-height:1.85;color:rgba(243,238,226,.82);max-width:70ch}

/* ---------- 13. 面包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.1em;
  text-transform:uppercase;color:var(--mist);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--mist);transition:color .2s ease}
.breadcrumb a:hover{color:var(--neon)}
.breadcrumb li + li::before{content:"/";margin-right:8px;color:var(--rule)}

/* ---------- 14. 图片容器基础规则 ---------- */
.media-frame{
  position:relative;display:block;overflow:hidden;
  aspect-ratio:16 / 9;
  border:1px solid var(--line);
  background:
    linear-gradient(135deg,rgba(43,227,201,.12),rgba(8,32,27,0) 62%),
    repeating-linear-gradient(90deg,rgba(110,124,116,.16) 0 1px,transparent 1px 40px),
    repeating-linear-gradient(0deg,rgba(110,124,116,.12) 0 1px,transparent 1px 40px),
    var(--rock);
}
.media-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.9) contrast(1.06) brightness(.78)}
.media-frame::after{
  content:"";position:absolute;right:10px;bottom:10px;width:26px;height:26px;
  border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);
  opacity:.85;pointer-events:none;
}
.media-frame figcaption{
  position:absolute;left:0;bottom:0;right:0;
  padding:10px 12px;font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.08em;
  color:var(--cream);background:linear-gradient(180deg,rgba(4,18,15,0),rgba(4,18,15,.88));
}
.media-frame--tall{aspect-ratio:3 / 4}
.media-frame--square{aspect-ratio:1 / 1}

/* ---------- 15. 动效 ---------- */
[data-reveal]{
  opacity:0;transform:translateY(18px);
  transition:opacity .6s ease,transform .6s ease;
  transition-delay:var(--reveal-delay,0ms);
}
[data-reveal].is-visible{opacity:1;transform:none}
[data-stagger] > *{
  opacity:0;transform:translateY(10px);
  transition:opacity .45s ease,transform .45s ease;
}
[data-stagger] > *.is-visible{opacity:1;transform:none}

/* ---------- 16. 焦点与降级 ---------- */
:focus-visible{outline:2px solid var(--neon);outline-offset:2px;border-radius:var(--radius)}

@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],[data-stagger] > *{opacity:1;transform:none}
  .accordion-panel{transition:none}
}

/* ---------- 17. 响应式 ---------- */
@media (max-width:1180px){
  .utility-link{display:none}
}
@media (max-width:1024px){
  .footer-shell{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 28px}
  .footer-brand{grid-column:1 / -1}
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-7,.col-8{grid-column:span 6}
  .col-5,.col-6,.col-4{grid-column:span 3}
  .col-3{grid-column:span 3}
}
@media (max-width:980px){
  :root{--header-h:62px}
  .site-header[data-scrolled]{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--glass)}
  .brand-version{display:none}
  .nav-toggle{display:inline-flex}
  .header-utility{margin-left:8px}
  .header-cta{padding:8px 12px;font-size:var(--s12)}
  .site-nav{
    position:fixed;left:0;right:0;top:var(--header-h);
    margin-left:0;display:block;
    background:var(--ink-deep);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 44px rgba(0,0,0,.5);
    max-height:0;overflow:hidden;visibility:hidden;
    transition:max-height .34s ease,visibility .34s ease;
  }
  .site-nav[data-open]{max-height:min(76vh,560px);overflow-y:auto;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;padding:8px var(--gutter) 4px}
  .nav-list li{border-bottom:1px solid var(--line-soft)}
  .nav-list a{display:block;padding:14px 2px;font-size:var(--s17)}
  .nav-list a::after{display:none}
  .nav-list a[aria-current="page"]{color:var(--neon)}
  .nav-foot{display:flex;gap:10px;padding:14px var(--gutter) 20px}
  .nav-foot-link{
    flex:1;text-align:center;padding:10px 8px;
    border:1px solid var(--line);border-radius:var(--radius);
    font-family:var(--font-mono);font-size:var(--s12);letter-spacing:.08em;color:var(--cream);
    transition:border-color .22s ease,color .22s ease;
  }
  .nav-foot-link:hover{border-color:var(--neon);color:var(--neon)}
  body.nav-open{overflow:hidden}
  .col-7,.col-8,.col-5,.col-6,.col-4,.col-3{grid-column:1 / -1}
}
@media (max-width:640px){
  .grid-12{grid-template-columns:1fr}
  .grid-12 > [class*="col-"]{grid-column:1 / -1}
  .footer-shell{grid-template-columns:1fr;gap:26px}
  .footer-brand{grid-column:auto}
  .footer-bottom-inner{flex-direction:column;align-items:flex-start;gap:12px}
  .paper{box-shadow:4px 4px 0 -1px rgba(62,107,82,.35),8px 8px 0 -2px rgba(44,54,52,.4)}
  .section-band{width:var(--band-w,86%)}
}