/* /assets/site.css — 华体会赛场 共享外壳 */

*,*::before,*::after{box-sizing:border-box}

:root{
  --ink:#071C17;
  --panel:#0D2A22;
  --line:#1E4A3C;
  --paper:#F4EFE3;
  --paper-2:#D9D1BF;
  --cyan:#43F5D1;
  --orange:#FF6B35;
  --orange-deep:#C44A20;
  --yellow:#FFC857;
  --white:#F9F6ED;
  --muted:#A9BDB4;
  --ink-deep:#04201A;
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1440px;
  --readw:1180px;
  --hard:6px 6px 0 rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --radius:2px;
}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:110px;
}

body{
  margin:0;
  background:var(--ink);
  color:var(--white);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,pre{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,svg,picture,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
hr{border:0}

:focus-visible{
  outline:3px solid var(--cyan);
  outline-offset:3px;
  border-radius:1px;
}
.sk-card--paper :focus-visible,
.sk-copy:focus-visible{
  outline-color:var(--ink-deep);
}

/* ---------- 容器与基础排版 ---------- */
.sk-container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:clamp(16px,4vw,44px);
}
.sk-container--read{max-width:var(--readw)}

.sk-mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.sk-timestamp{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--cyan);
}

.sk-section{padding-block:clamp(44px,6vw,88px)}
.sk-section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px 16px;
  padding-bottom:12px;
  margin-bottom:clamp(20px,3vw,36px);
  border-bottom:2px solid var(--line);
}
.sk-section__num{
  font-family:var(--font-mono);
  font-size:clamp(20px,2.6vw,32px);
  font-weight:700;
  color:var(--cyan);
  line-height:1;
}
.sk-section__title{
  font-size:clamp(24px,3.2vw,40px);
  font-weight:900;
  line-height:1.08;
  letter-spacing:-.02em;
  color:var(--white);
}

.sk-divider{height:2px;background:var(--line);margin-block:clamp(24px,4vw,40px)}

/* ---------- 网格 ---------- */
.sk-grid{display:grid;gap:clamp(14px,2vw,24px)}
.sk-grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
.sk-span-4{grid-column:span 4}
.sk-span-6{grid-column:span 6}
.sk-span-8{grid-column:span 8}
.sk-span-12{grid-column:span 12}

/* ---------- 面板与卡片 ---------- */
.sk-panel{
  background:var(--panel);
  border:2px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--hard);
  padding:clamp(16px,3vw,28px);
  color:var(--paper);
}
.sk-card{
  background:var(--panel);
  border:2px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(16px,2.6vw,24px);
  color:var(--paper);
}
.sk-card--paper{
  background:var(--paper);
  color:#12211B;
  border-color:var(--ink-deep);
  box-shadow:var(--hard);
}

/* ---------- 展签标签 ---------- */
.sk-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 9px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.4;
  border-radius:var(--radius);
  background:var(--paper-2);
  color:#16211C;
}
.sk-tag--cyan{background:var(--cyan);color:var(--ink-deep)}
.sk-tag--orange{background:var(--orange);color:#1B0A03}
.sk-tag--yellow{background:var(--yellow);color:#241703}
.sk-tag--line{background:transparent;color:var(--cyan);border:1px solid var(--line)}

/* ---------- 按钮 ---------- */
.sk-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 20px;
  font-size:15px;
  font-weight:700;
  line-height:1.3;
  letter-spacing:.01em;
  border:2px solid transparent;
  border-radius:var(--radius);
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.sk-btn--sm{padding:8px 14px;font-size:13.5px}
.sk-btn--primary{
  background:var(--orange);
  color:#1B0A03;
  border-color:#1B0A03;
  box-shadow:4px 4px 0 rgba(0,0,0,.5);
}
.sk-btn--primary:hover{
  background:var(--orange-deep);
  color:var(--paper);
  box-shadow:6px 6px 0 rgba(0,0,0,.55);
}
.sk-btn--ghost{
  background:transparent;
  color:var(--paper);
  border-color:var(--line);
}
.sk-btn--ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.sk-btn--paper{
  background:var(--paper);
  color:var(--ink);
  border-color:var(--ink-deep);
  box-shadow:4px 4px 0 rgba(0,0,0,.4);
}
.sk-btn--paper:hover{background:var(--cyan);color:var(--ink-deep)}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:absolute;
  top:-80px;
  left:16px;
  z-index:200;
  display:inline-block;
  padding:10px 18px;
  background:var(--cyan);
  color:var(--ink-deep);
  font-size:14px;
  font-weight:700;
  border:2px solid var(--ink-deep);
  border-radius:var(--radius);
  box-shadow:4px 4px 0 rgba(0,0,0,.5);
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- 头部 ---------- */
.sk-header{
  position:sticky;
  top:0;
  z-index:90;
  background:linear-gradient(180deg,rgba(7,28,23,.95) 0%,rgba(7,28,23,.74) 60%,rgba(7,28,23,0) 100%);
  border-bottom:1px solid transparent;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.sk-header[data-scrolled="true"]{
  background:var(--panel);
  border-bottom-color:var(--line);
  box-shadow:0 16px 26px -20px #000;
}

.sk-strip{
  border-bottom:1px solid rgba(30,74,60,.68);
  font-size:11.5px;
  color:var(--muted);
}
.sk-strip__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:32px;
}
.sk-strip__live{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  color:var(--muted);
}
.sk-strip__meta{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.02em;
  color:var(--muted);
  white-space:nowrap;
}
.sk-status{
  width:7px;
  height:7px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 3px rgba(67,245,209,.16);
  animation:sk-pulse 2.8s ease-in-out infinite;
}
@keyframes sk-pulse{
  0%,100%{opacity:1;box-shadow:0 0 0 3px rgba(67,245,209,.18)}
  50%{opacity:.45;box-shadow:0 0 0 7px rgba(67,245,209,0)}
}

.sk-header__inner{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,28px);
  min-height:74px;
}

.sk-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  padding-block:4px;
}
.sk-brand__badge{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  flex:0 0 auto;
  background:var(--orange);
  color:#1B0A03;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.02em;
  border:2px solid #1B0A03;
  border-radius:var(--radius);
  box-shadow:3px 3px 0 rgba(0,0,0,.45);
}
.sk-brand__text{display:flex;flex-direction:column;line-height:1.15}
.sk-brand__name{
  font-size:17px;
  font-weight:900;
  letter-spacing:-.01em;
  color:var(--white);
}
.sk-brand__desc{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.08em;
  color:var(--cyan);
}
.sk-brand--light .sk-brand__name{color:var(--paper)}

.sk-nav{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:clamp(6px,1.4vw,18px);
  flex:1 1 auto;
  margin-left:auto;
}
.sk-nav__list{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  flex-wrap:wrap;
  gap:2px;
}
.sk-nav__item{flex:0 0 auto}
.sk-nav__link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 11px;
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  border:1px solid transparent;
  border-radius:var(--radius);
  transition:color .16s var(--ease),border-color .16s var(--ease),background-color .16s var(--ease);
}
.sk-nav__link:hover{
  color:var(--white);
  border-color:var(--line);
  background:rgba(30,74,60,.35);
}
.sk-nav__index{
  font-family:var(--font-mono);
  font-size:9.5px;
  letter-spacing:.02em;
  color:var(--cyan);
  opacity:.85;
}
.sk-nav__link[aria-current="page"]{
  background:var(--cyan);
  color:var(--ink-deep);
  border-color:var(--cyan);
  box-shadow:3px 3px 0 rgba(0,0,0,.4);
}
.sk-nav__link[aria-current="page"] .sk-nav__index{color:var(--ink-deep);opacity:.6}

.sk-header__actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}

.sk-navtoggle{
  display:none;
  align-items:center;
  gap:9px;
  min-height:44px;
  margin-left:auto;
  padding:8px 12px;
  font-size:13px;
  font-weight:600;
  color:var(--paper);
  background:rgba(13,42,34,.72);
  border:2px solid var(--line);
  border-radius:var(--radius);
}
.sk-navtoggle__bars{
  position:relative;
  display:block;
  width:18px;
  height:2px;
  background:currentColor;
}
.sk-navtoggle__bars::before,
.sk-navtoggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  background:currentColor;
  transition:transform .18s var(--ease),top .18s var(--ease),opacity .18s var(--ease);
}
.sk-navtoggle__bars::before{top:-6px}
.sk-navtoggle__bars::after{top:6px}
.sk-header[data-open="true"] .sk-navtoggle{border-color:var(--cyan);color:var(--cyan)}
.sk-header[data-open="true"] .sk-navtoggle__bars{background:transparent}
.sk-header[data-open="true"] .sk-navtoggle__bars::before{top:0;transform:rotate(45deg)}
.sk-header[data-open="true"] .sk-navtoggle__bars::after{top:0;transform:rotate(-45deg)}

.sk-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  background:rgba(30,74,60,.5);
  overflow:hidden;
}
.sk-progress__bar{
  display:block;
  width:100%;
  height:100%;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--cyan),var(--orange));
  transition:transform .12s linear;
}

/* ---------- 面包屑 ---------- */
.sk-breadcrumb{padding-block:20px 0}
.sk-breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:var(--muted);
}
.sk-breadcrumb__item{display:inline-flex;align-items:center;gap:8px}
.sk-breadcrumb__link{color:var(--muted)}
.sk-breadcrumb__link:hover{color:var(--cyan)}
.sk-breadcrumb__sep{color:var(--line)}
.sk-breadcrumb__current{color:var(--paper)}

/* ---------- 正文 ---------- */
.sk-prose{
  max-width:68ch;
  font-size:17px;
  line-height:1.78;
  color:var(--paper);
}
.sk-prose > * + *{margin-top:1.1em}
.sk-prose h2{
  margin-top:1.9em;
  font-size:clamp(22px,2.4vw,30px);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.02em;
  color:var(--white);
}
.sk-prose h3{
  margin-top:1.6em;
  font-size:clamp(18px,1.8vw,22px);
  font-weight:800;
  line-height:1.3;
  color:var(--white);
}
.sk-prose p{max-width:66ch}
.sk-prose a{
  color:var(--cyan);
  border-bottom:1px solid rgba(67,245,209,.45);
}
.sk-prose a:hover{border-bottom-color:var(--cyan)}
.sk-prose ul,
.sk-prose ol{padding-left:1.25em;display:grid;gap:.5em}
.sk-prose ul{list-style:square}
.sk-prose ol{list-style:decimal}
.sk-prose li::marker{color:var(--cyan)}
.sk-prose blockquote{
  border-left:4px solid var(--orange);
  padding:6px 0 6px 18px;
  color:var(--paper);
  font-size:1.02em;
}
.sk-prose code{
  font-family:var(--font-mono);
  font-size:.9em;
  background:rgba(30,74,60,.5);
  padding:2px 6px;
  border-radius:var(--radius);
  color:var(--cyan);
}
.sk-prose strong{color:var(--white);font-weight:800}
.sk-prose hr{height:2px;background:var(--line);margin-block:2em}

/* ---------- 标签页 ---------- */
.sk-tabs{margin-block:24px}
.sk-tabs__list{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding-bottom:12px;
  margin-bottom:20px;
  border-bottom:2px solid var(--line);
}
.sk-tab{
  padding:8px 14px;
  font-size:13.5px;
  font-weight:700;
  color:var(--paper);
  background:transparent;
  border:2px solid var(--line);
  border-radius:var(--radius);
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease),box-shadow .16s var(--ease);
}
.sk-tab:hover{border-color:var(--cyan);color:var(--cyan)}
.sk-tab[aria-selected="true"]{
  background:var(--cyan);
  color:var(--ink-deep);
  border-color:var(--cyan);
  box-shadow:3px 3px 0 rgba(0,0,0,.4);
}
.sk-tabs__panel{padding-top:4px;animation:sk-fade .2s var(--ease) both}
.sk-tabs__panel[hidden]{display:none}
@keyframes sk-fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* ---------- 筛选 chips ---------- */
.sk-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  font-size:12.5px;
  font-weight:600;
  color:var(--paper);
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.sk-chip:hover{border-color:var(--cyan);color:var(--cyan)}
.sk-chip[aria-pressed="true"]{
  background:var(--yellow);
  color:#241703;
  border-color:var(--yellow);
}

/* ---------- 图片容器基础 ---------- */
.sk-media{
  position:relative;
  display:block;
  margin:0;
  aspect-ratio:16/10;
  background:var(--panel);
  border:2px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--hard);
}
.sk-media__img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.85) contrast(1.04);
}
.sk-media__caption{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  padding:10px 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.04em;
  color:var(--paper);
  background:linear-gradient(0deg,rgba(7,28,23,.94),rgba(7,28,23,0));
}
.sk-media--wide{aspect-ratio:21/9}
.sk-media--square{aspect-ratio:1/1}
.sk-media--tall{aspect-ratio:4/5}
.sk-media--phone{aspect-ratio:9/19.5;max-width:280px}

/* ---------- 页脚 ---------- */
.sk-footer{
  position:relative;
  margin-top:clamp(48px,8vw,96px);
  padding-block:clamp(40px,6vw,76px) 28px;
  background:var(--panel);
  border-top:2px solid var(--line);
  color:var(--paper);
}
.sk-footer::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:8px;
  background:repeating-linear-gradient(90deg,var(--cyan) 0 14px,transparent 14px 28px,var(--orange) 28px 42px,transparent 42px 56px);
  opacity:.5;
}
.sk-footer__grid{
  display:grid;
  grid-template-columns:minmax(260px,1.05fr) minmax(0,1.6fr);
  gap:clamp(28px,4vw,64px);
  align-items:start;
  padding-bottom:clamp(26px,4vw,44px);
  border-bottom:1px solid var(--line);
}
.sk-footer__brand{min-width:0}
.sk-footer__tagline{
  margin-top:16px;
  max-width:34ch;
  font-size:15px;
  line-height:1.7;
  color:var(--muted);
}
.sk-footer__actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:20px;
}
.sk-footer__cols{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(16px,3vw,32px);
}
.sk-footer__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--cyan);
}
.sk-footer__list{display:grid;gap:10px}
.sk-footer__link{
  display:inline-block;
  padding-bottom:2px;
  font-size:15px;
  color:var(--paper);
  border-bottom:1px solid transparent;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.sk-footer__link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

.sk-contact{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:12px;
  padding-block:clamp(22px,3vw,36px);
}
.sk-contact__item{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px 12px;
  padding:14px 16px;
  background:var(--ink);
  border:1px solid var(--line);
  border-radius:var(--radius);
}
.sk-contact__item--wide{grid-column:1/-1}
.sk-contact__label{
  flex:0 0 auto;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--muted);
}
.sk-contact__value{
  flex:1 1 auto;
  min-width:0;
  font-size:14.5px;
  line-height:1.6;
  color:var(--paper);
  word-break:break-word;
}
.sk-copy{
  flex:0 0 auto;
  margin-left:auto;
  padding:5px 10px;
  font-size:11.5px;
  font-weight:700;
  color:#12211B;
  background:var(--paper);
  border:1px solid #12211B;
  border-radius:var(--radius);
  transition:background-color .16s var(--ease),color .16s var(--ease);
}
.sk-copy:hover{background:var(--cyan)}
.sk-copy[data-copied="true"]{background:var(--cyan);color:var(--ink-deep)}

.sk-copy__status{
  min-height:18px;
  padding-bottom:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:var(--cyan);
}

.sk-footer__bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px 24px;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.sk-footer__legal{
  font-size:13px;
  color:var(--paper);
}
.sk-footer__note{
  max-width:52ch;
  font-size:12.5px;
  line-height:1.65;
  color:var(--muted);
}

/* ---------- 平板 ---------- */
@media (max-width:1199px){
  .sk-footer__grid{grid-template-columns:minmax(240px,1fr) minmax(0,1.5fr)}
}

@media (max-width:1099px){
  .sk-nav__index{display:none}
  .sk-nav__link{padding:9px 9px;font-size:13.5px}
  .sk-brand__desc{letter-spacing:.05em}
}

/* ---------- 移动 ---------- */
@media (max-width:899px){
  html{scroll-padding-top:76px}

  .sk-strip{display:none}
  .sk-header__inner{min-height:64px;gap:12px}
  .sk-navtoggle{display:inline-flex}

  .sk-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:16px;
    margin:0;
    padding:14px clamp(16px,4vw,28px) 24px;
    max-height:calc(100vh - 64px);
    overflow-y:auto;
    background:var(--panel);
    border-bottom:2px solid var(--line);
    box-shadow:0 26px 32px -24px #000;
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(-10px);
    transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
  }
  .sk-header[data-open="true"] .sk-nav{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:none;
  }
  .sk-header[data-open="true"]{
    background:var(--panel);
    border-bottom-color:var(--line);
  }

  .sk-nav__list{
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    flex-wrap:nowrap;
    gap:0;
    width:100%;
  }
  .sk-nav__item{border-top:1px solid rgba(30,74,60,.8)}
  .sk-nav__item:first-child{border-top:0}
  .sk-nav__link{
    width:100%;
    justify-content:flex-start;
    padding:14px 2px;
    font-size:16.5px;
    color:var(--paper);
    background:transparent;
    border:0;
    box-shadow:none;
  }
  .sk-nav__link:hover{background:transparent;color:var(--cyan);border-color:transparent}
  .sk-nav__index{display:inline;font-size:10.5px}
  .sk-nav__link[aria-current="page"]{
    background:transparent;
    color:var(--cyan);
    box-shadow:none;
  }
  .sk-nav__link[aria-current="page"] .sk-nav__index{color:var(--cyan);opacity:.7}
  .sk-nav__link[aria-current="page"]::after{
    content:"当前页";
    margin-left:auto;
    padding:2px 7px;
    font-family:var(--font-mono);
    font-size:10.5px;
    letter-spacing:.02em;
    color:var(--ink-deep);
    background:var(--cyan);
    border-radius:var(--radius);
  }

  .sk-header__actions{width:100%}
  .sk-header__actions .sk-btn{width:100%}

  .sk-grid--12{grid-template-columns:minmax(0,1fr)}
  .sk-span-4,.sk-span-6,.sk-span-8,.sk-span-12{grid-column:auto}

  .sk-footer__grid{grid-template-columns:minmax(0,1fr)}
  .sk-footer__cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 20px}
  .sk-contact{grid-template-columns:minmax(0,1fr)}
  .sk-footer__note{max-width:100%}
}

@media (max-width:520px){
  body{font-size:16px}
  .sk-brand__desc{display:none}
  .sk-footer__cols{grid-template-columns:minmax(0,1fr)}
  .sk-btn{width:100%}
  .sk-copy{width:auto;margin-left:0}
  .sk-footer__actions .sk-btn{width:100%}
  .sk-section__head{gap:8px 12px}
}

/* ---------- 动效可访问性 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .sk-status{animation:none;box-shadow:0 0 0 3px rgba(67,245,209,.18)}
  .sk-tabs__panel{animation:none}
  .sk-progress__bar{transition:none}
}