/* ============================================================
   华体会体育 · 共享样式表 /assets/site.css
   1 重置  2 设计变量  3 中文排版  4 容器与栅格  5 Bento 与数据组件
   6 叙事组件  7 筛选与索引  8 按钮与状态  9 悬浮胶囊头部  10 页脚
   11 响应式  12 动效降级
   ============================================================ */

/* ---------- 1 重置 ---------- */
*,*::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{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}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ---------- 2 设计变量 ---------- */
:root{
  --night:#04120E;
  --deep:#061726;
  --grass:#0B3428;
  --grass-line:#1C6B51;
  --cyan:#2FF0C8;
  --orange:#FF6A2B;
  --amber:#FFC24B;
  --ink:#F1F8F5;
  --mist:#93B3A7;
  --hair:#D9FFF2;
  --gutter:clamp(1rem,4vw,2.25rem);
  --shell:1280px;
  --cut:clamp(14px,2vw,24px);
  --dur:.28s;
  --dur-slow:.5s;
  --ease:cubic-bezier(.2,.7,.1,1);
  --font-sans:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono","Roboto Mono",Menlo,Consolas,monospace;
}

/* ---------- 3 中文排版与底色 ---------- */
body{
  min-height:100vh;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--ink);
  background:
    radial-gradient(1100px 620px at 84% -10%, rgba(47,240,200,.10), transparent 62%),
    radial-gradient(880px 520px at 4% 14%, rgba(255,106,43,.09), transparent 64%),
    linear-gradient(180deg,var(--night) 0%,var(--deep) 48%,var(--night) 100%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg, rgba(217,255,242,.028) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(90deg, rgba(217,255,242,.022) 0 1px, transparent 1px 76px);
}
h1,h2,h3,h4{font-weight:300;line-height:1.18}
strong,b{font-weight:600}
::selection{background:rgba(47,240,200,.32);color:#04120E}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}

.title-xl{font-size:clamp(2.5rem,7vw,5.4rem);font-weight:200;line-height:1.02;letter-spacing:-.015em}
.title-lg{font-size:clamp(1.7rem,3.6vw,2.8rem);font-weight:300;line-height:1.12;letter-spacing:-.01em}
.title-md{font-size:clamp(1.15rem,2vw,1.5rem);font-weight:500;line-height:1.35}
.lede{font-size:clamp(1rem,1.5vw,1.15rem);line-height:1.85;color:rgba(241,248,245,.82);max-width:42ch}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.hl{color:var(--amber);box-shadow:inset 0 -.42em 0 rgba(255,194,75,.16)}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);
}
.eyebrow::before{content:"";width:1.6rem;height:1px;background:linear-gradient(90deg,var(--cyan),rgba(47,240,200,0))}
.tag{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.2rem .62rem;border-radius:999px;
  border:1px solid rgba(47,240,200,.35);
  font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);
}

/* ---------- 4 容器与栅格 ---------- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.site-main{display:block;position:relative;padding-bottom:clamp(1rem,4vw,3rem)}
.site-main:focus-visible{outline:2px solid var(--amber);outline-offset:-4px}
.section{padding-block:clamp(2.6rem,6vw,5rem)}
.section--tight{padding-block:clamp(1.6rem,3.6vw,2.6rem)}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:1rem 2rem;padding-bottom:1rem;margin-bottom:clamp(1.4rem,3vw,2.4rem);
  border-bottom:1px solid rgba(28,107,81,.6);
}
.slash{
  display:block;height:2px;border:0;
  background:linear-gradient(90deg,var(--cyan),var(--orange),rgba(255,106,43,0));
  transform:rotate(-1.6deg);transform-origin:left center;
  margin-block:clamp(1.4rem,4vw,3rem);
}
.breadcrumbs{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase}
.breadcrumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}
.breadcrumbs__item{display:flex;align-items:center;gap:.5rem}
.breadcrumbs__item:not(:last-child)::after{content:"/";color:rgba(147,179,167,.5)}
.breadcrumbs__link{color:var(--mist);transition:color var(--dur) var(--ease)}
.breadcrumbs__link:hover{color:var(--cyan)}
.breadcrumbs [aria-current="page"]{color:var(--ink)}

/* ---------- 5 Bento 与数据组件 ---------- */
.board{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(12px,1.6vw,20px)}
.board>*{grid-column:span 12;min-width:0}
.span-3,.span-4,.span-6,.span-8,.span-12{grid-column:span 12}

.panel{
  --edge-a:rgba(47,240,200,.38);
  --edge-b:rgba(255,106,43,.32);
  --edge-mid:rgba(217,255,242,.09);
  position:relative;
  padding:clamp(16px,2vw,26px);
  border:1px solid transparent;
  background:
    linear-gradient(155deg,rgba(11,52,40,.94),rgba(6,23,38,.92)) padding-box,
    linear-gradient(150deg,var(--edge-a),var(--edge-mid) 48%,var(--edge-b)) border-box;
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
  transition:transform var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.panel:hover{
  transform:translate3d(0,-4px,0);
  filter:drop-shadow(0 16px 26px rgba(0,0,0,.5)) drop-shadow(0 0 10px rgba(47,240,200,.16));
  --edge-a:rgba(47,240,200,.85);
}
.panel--grass{
  background:
    linear-gradient(155deg,rgba(11,52,40,.97),rgba(11,52,40,.72)) padding-box,
    linear-gradient(150deg,rgba(47,240,200,.4),rgba(217,255,242,.08) 55%,rgba(28,107,81,.7)) border-box;
}
.panel--night{
  background:
    linear-gradient(155deg,rgba(6,23,38,.96),rgba(4,18,14,.92)) padding-box,
    linear-gradient(150deg,rgba(217,255,242,.18),rgba(255,106,43,.35)) border-box;
}
.panel--accent{
  background:
    linear-gradient(150deg,rgba(47,240,200,.16),rgba(255,106,43,.14)) padding-box,
    linear-gradient(150deg,var(--cyan),var(--orange)) border-box;
}
.panel__head{
  display:flex;align-items:baseline;justify-content:space-between;gap:1rem;
  padding-bottom:.7rem;margin-bottom:.9rem;border-bottom:1px solid rgba(28,107,81,.55);
}
.panel__title{font-size:clamp(1.02rem,1.6vw,1.3rem);font-weight:500}
.panel__meta{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mist)}

.stat{display:flex;flex-direction:column;gap:.3rem}
.stat__value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(1.7rem,3.4vw,2.9rem);line-height:1;color:var(--cyan);letter-spacing:-.03em;
}
.stat__label{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mist)}
.stat__delta{font-family:var(--font-mono);font-size:.75rem;color:var(--orange)}
.meter{position:relative;height:6px;border-radius:999px;background:rgba(217,255,242,.08);overflow:hidden}
.meter__fill{
  display:block;height:100%;width:0;border-radius:inherit;
  background:linear-gradient(90deg,var(--cyan),#7CFFE0);
  transition:width var(--dur-slow) var(--ease);
}

/* ---------- 6 叙事组件 ---------- */
.track{position:relative;display:flex;flex-direction:column;gap:clamp(1rem,2.4vw,1.6rem);padding-left:1.6rem}
.track::before{
  content:"";position:absolute;left:.35rem;top:.6rem;bottom:.6rem;width:1px;
  background:linear-gradient(180deg,var(--cyan),var(--orange),rgba(28,107,81,.4));
}
.track__item{position:relative}
.track__dot{
  position:absolute;left:-1.6rem;top:.42rem;width:.7rem;height:.7rem;border-radius:50%;
  background:var(--night);border:1px solid var(--cyan);box-shadow:0 0 0 4px rgba(47,240,200,.08);
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.track__item[aria-current="true"] .track__dot{background:var(--orange);border-color:var(--orange);box-shadow:0 0 0 5px rgba(255,106,43,.18)}
.track__label{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mist)}
.track__text{font-size:.95rem;color:rgba(241,248,245,.9)}

.ledger{display:flex;flex-direction:column}
.ledger__item{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:.9rem;align-items:baseline;
  padding:.85rem .25rem;border-bottom:1px dashed rgba(28,107,81,.6);
  transition:background var(--dur) var(--ease);
}
.ledger__item:hover{background:rgba(47,240,200,.06)}
.ledger__no{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;color:var(--orange)}
.ledger__body{min-width:0}
.ledger__title{font-size:1rem;color:var(--ink)}
.ledger__meta{font-size:.78rem;color:var(--mist);white-space:nowrap}
.aside-note{
  padding:.9rem 1rem;border-left:2px solid var(--amber);
  background:linear-gradient(90deg,rgba(255,194,75,.09),rgba(255,194,75,0));
  font-size:.88rem;color:rgba(241,248,245,.84);
}

.media-frame{
  position:relative;display:block;width:100%;aspect-ratio:16/10;overflow:hidden;
  background:
    linear-gradient(150deg,rgba(11,52,40,.92),rgba(6,23,38,.96)),
    repeating-linear-gradient(45deg,rgba(217,255,242,.06) 0 2px,transparent 2px 9px);
  clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));
}
.media-frame::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(217,255,242,.12);pointer-events:none}
.media-frame img{width:100%;height:100%;object-fit:cover;filter:saturate(.95) contrast(1.06)}
.media-frame--tall{aspect-ratio:3/4}
.media-frame--wide{aspect-ratio:21/9}
.media-frame__cap{
  position:absolute;left:0;right:0;bottom:0;padding:.7rem .9rem;
  font-size:.74rem;letter-spacing:.08em;color:rgba(241,248,245,.88);
  background:linear-gradient(to top,rgba(4,18,14,.94),rgba(4,18,14,0));
}

/* ---------- 7 筛选与索引 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.filter-chip{
  padding:.45rem .95rem;border-radius:999px;
  border:1px solid rgba(217,255,242,.14);background:rgba(11,52,40,.55);
  font-size:.8rem;color:rgba(241,248,245,.78);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.filter-chip:hover{border-color:var(--cyan);color:var(--cyan)}
.filter-chip[aria-pressed="true"]{
  background:linear-gradient(120deg,var(--cyan),#7CFFE0);
  border-color:transparent;color:#04120E;font-weight:600;
}
.filter-hint{font-size:.74rem;letter-spacing:.08em;color:var(--mist)}

.index-rail{display:flex;flex-direction:column;gap:.15rem}
.index-rail__link{
  position:relative;padding:.35rem 0 .35rem 1rem;font-size:.82rem;color:var(--mist);
  transition:color var(--dur) var(--ease);
}
.index-rail__link::before{
  content:"";position:absolute;left:0;top:50%;width:.42rem;height:1px;
  background:currentColor;opacity:.5;
  transition:width var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.index-rail__link:hover{color:var(--ink)}
.index-rail__link[aria-current="true"]{color:var(--cyan)}
.index-rail__link[aria-current="true"]::before{width:.72rem;opacity:1;background:var(--cyan)}

/* ---------- 8 按钮与状态 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.66rem 1.15rem;border-radius:999px;border:1px solid transparent;
  font-size:.85rem;letter-spacing:.04em;white-space:nowrap;
  transition:transform var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.btn--primary{background:linear-gradient(120deg,var(--cyan),#7CFFE0);color:#04120E;font-weight:600}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(47,240,200,.26)}
.btn--ghost{border-color:rgba(217,255,242,.22);background:rgba(11,52,40,.5);color:var(--ink)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn--line{border-color:rgba(47,240,200,.45);color:var(--cyan)}
.btn--line:hover{background:rgba(47,240,200,.1);transform:translateY(-2px)}

.reveal{opacity:0;transform:translate3d(-16px,20px,0);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}
.reveal.is-in{opacity:1;transform:none}

.to-top{
  position:fixed;right:clamp(.9rem,3vw,1.6rem);bottom:clamp(.9rem,3vw,1.6rem);z-index:70;
  width:2.7rem;height:2.7rem;display:grid;place-items:center;border-radius:50%;
  border:1px solid rgba(47,240,200,.35);background:rgba(6,23,38,.92);color:var(--cyan);
  opacity:0;visibility:hidden;
  transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.to-top[data-visible]{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px)}

/* ---------- 9 悬浮胶囊头部 ---------- */
.skip-link{
  position:absolute;left:50%;top:0;z-index:200;
  transform:translate(-50%,-130%);
  padding:.6rem 1.1rem;border-radius:0 0 12px 12px;
  background:var(--cyan);color:#04120E;font-size:.85rem;
  transition:transform .2s var(--ease);
}
.skip-link:focus{transform:translate(-50%,0)}

.site-header{
  position:sticky;top:0;z-index:80;
  padding:clamp(.55rem,1.3vw,1rem) var(--gutter);
  background:linear-gradient(to bottom,rgba(4,18,14,.88),rgba(4,18,14,.35) 68%,rgba(4,18,14,0));
}
.header-bar{
  position:relative;
  display:flex;align-items:center;gap:clamp(.6rem,1.6vw,1.4rem);
  width:min(100%,var(--shell));margin-inline:auto;
  padding:.5rem .55rem .5rem 1rem;
  border:1px solid rgba(217,255,242,.12);border-radius:999px;
  background:linear-gradient(120deg,rgba(11,52,40,.88),rgba(6,23,38,.85));
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  transition:padding var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header[data-shrunk] .header-bar{padding-block:.32rem;border-color:rgba(47,240,200,.3)}

.brand{display:inline-flex;align-items:center;gap:.7rem;flex:none}
.brand__glyph{
  width:2rem;height:2rem;flex:none;
  background:conic-gradient(from 200deg,var(--cyan),#7CFFE0 28%,var(--orange) 64%,var(--cyan));
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
}
.brand__text{display:flex;flex-direction:column;line-height:1.22}
.brand__mark{font-size:1.02rem;font-weight:600;letter-spacing:.06em}
.brand__note{font-size:.62rem;letter-spacing:.13em;color:var(--mist)}

.header-now{
  display:none;align-items:center;gap:.5rem;margin-left:auto;
  font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mist);
}
.header-now__text{font-family:var(--font-mono);color:var(--cyan);letter-spacing:.06em}
.site-header[data-shrunk] .header-now{display:inline-flex}

.nav-capsule{display:flex;align-items:center;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:.2rem}
.nav-item{display:block}
.nav-link{
  display:inline-block;padding:.48rem .82rem;border-radius:999px;
  font-size:.88rem;color:rgba(241,248,245,.82);
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link:hover{color:var(--cyan);background:rgba(47,240,200,.09)}
.nav-link[aria-current="page"]{
  background:linear-gradient(120deg,var(--cyan),#7CFFE0);
  color:#04120E;font-weight:600;
}
.nav-foot{display:none;flex-direction:column;gap:.2rem;margin-top:.7rem;padding-top:.7rem;border-top:1px solid rgba(28,107,81,.6)}
.nav-foot__link{padding:.4rem .8rem;border-radius:12px;font-size:.82rem;color:var(--mist);transition:color var(--dur) var(--ease),background var(--dur) var(--ease)}
.nav-foot__link:hover{color:var(--cyan);background:rgba(47,240,200,.08)}

.header-actions{display:flex;align-items:center;gap:.5rem;flex:none}
.site-header[data-shrunk] .header-actions{display:none}

.nav-toggle{
  display:none;align-items:center;gap:.5rem;flex:none;
  padding:.5rem .9rem;border-radius:999px;border:1px solid rgba(217,255,242,.18);
  font-size:.78rem;letter-spacing:.08em;color:var(--ink);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle__bars{position:relative;display:block;width:16px;height:2px;border-radius:2px;background:currentColor}
.nav-toggle__bars::before,.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:currentColor;
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.site-header[data-open] .nav-toggle__bars{background:transparent}
.site-header[data-open] .nav-toggle__bars::before{transform:translateY(5px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars::after{transform:translateY(-5px) rotate(-45deg)}
.site-header[data-shrunk] .nav-toggle{display:inline-flex}

.site-header[data-shrunk] .nav-capsule{display:none}

.site-header[data-open] .nav-capsule{
  display:block;position:absolute;top:calc(100% + .7rem);left:auto;right:0;
  width:min(360px,calc(100vw - 2 * var(--gutter)));
  padding:.85rem;
  border:1px solid rgba(47,240,200,.3);border-radius:22px;
  background:linear-gradient(160deg,rgba(11,52,40,.98),rgba(6,23,38,.98));
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  filter:drop-shadow(0 22px 34px rgba(0,0,0,.55));
  animation:navDrop .24s var(--ease) both;
}
.site-header[data-open] .nav-list{flex-direction:column;align-items:stretch;gap:.15rem}
.site-header[data-open] .nav-link{display:block;padding:.68rem .85rem;border-radius:14px}
.site-header[data-open] .nav-foot{display:flex}
@keyframes navDrop{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

.scroll-meter{position:absolute;left:0;right:0;bottom:0;height:2px;overflow:hidden;background:rgba(217,255,242,.07)}
.scroll-meter__bar{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--orange));transition:width .12s linear}

/* ---------- 10 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(3rem,8vw,6.5rem);
  padding-block:clamp(2.4rem,6vw,4.2rem) 1.4rem;
  border-top:1px solid rgba(28,107,81,.5);
  background:linear-gradient(180deg,rgba(6,23,38,0),rgba(6,23,38,.92) 26%,var(--deep));
}
.site-footer::before{
  content:"";position:absolute;inset:0 0 auto;height:1px;
  background:linear-gradient(90deg,transparent,var(--cyan),var(--orange),transparent);
  opacity:.6;
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(1.6rem,4vw,3rem)}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:1rem}
.footer-line{max-width:34ch;font-size:.9rem;line-height:1.8;color:var(--mist)}
.footer-heading{margin-bottom:.9rem;font-size:.74rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan)}
.footer-links{display:flex;flex-direction:column;gap:.5rem}
.footer-link{position:relative;display:inline-block;font-size:.9rem;color:rgba(241,248,245,.78);transition:color var(--dur) var(--ease)}
.footer-link::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;
  background:var(--amber);transition:width var(--dur) var(--ease);
}
.footer-link:hover{color:var(--cyan)}
.footer-link:hover::after{width:100%}
.footer-meta{font-size:.85rem;line-height:1.8;color:var(--mist)}
.footer-base{
  display:grid;gap:.55rem;
  margin-top:clamp(2rem,5vw,3rem);padding-top:1.2rem;
  border-top:1px solid rgba(28,107,81,.45);
  font-size:.78rem;color:var(--mist);
}
.footer-contact{font-family:var(--font-mono);letter-spacing:.02em;color:rgba(241,248,245,.76);word-break:break-word}
.footer-note{color:var(--mist)}
.footer-legal{letter-spacing:.06em}
.footer-year{letter-spacing:.06em}

/* ---------- 11 响应式 ---------- */
@media (max-width:900px){
  .site-header{padding-inline:.85rem}
  .header-bar{gap:.5rem;padding:.45rem .55rem .45rem .85rem;border-radius:24px}
  .brand__note{display:none}
  .brand__mark{font-size:.96rem}
  .brand__glyph{width:1.7rem;height:1.7rem}
  .header-actions{display:none}
  .header-now{display:inline-flex}
  .nav-toggle{display:inline-flex}
  .nav-capsule{display:none}
  .site-header[data-shrunk] .nav-capsule{display:none}
  .site-header[data-open] .nav-capsule{
    display:block;left:0;right:0;width:auto;top:calc(100% + .55rem);
  }
  .ledger__item{grid-template-columns:auto minmax(0,1fr)}
  .ledger__meta{grid-column:2;white-space:normal}
  .to-top{width:2.5rem;height:2.5rem}
}
@media (min-width:768px){
  .board>*{grid-column:span 6}
  .span-4{grid-column:span 6}
  .span-6{grid-column:span 6}
  .span-8{grid-column:span 12}
  .span-12{grid-column:span 12}
  .footer-grid{grid-template-columns:minmax(0,1.5fr) repeat(2,minmax(0,1fr))}
  .footer-base{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:end}
}
@media (min-width:1080px){
  .span-3{grid-column:span 3}
  .span-4{grid-column:span 4}
  .span-6{grid-column:span 6}
  .span-8{grid-column:span 8}
  .span-12{grid-column:span 12}
}

/* ---------- 12 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none}
  .panel:hover{transform:none}
}