/* 365亚洲体育 · 共享站点样式 /assets/site.css */

:root{
  --ink:#0B0F0D;
  --deep:#0E2A22;
  --deep-2:#15211D;
  --moss:#3E6B52;
  --cyan:#39F0D0;
  --cyan-dim:rgba(57,240,208,.12);
  --amber:#F2A93B;
  --stone:#8A948E;
  --clay:#B56A4A;
  --paper:#F3EFE4;
  --glass:rgba(243,239,228,.08);
  --line:rgba(138,148,142,.26);
  --line-cyan:rgba(57,240,208,.42);
  --text:rgba(243,239,228,.88);
  --text-dim:rgba(243,239,228,.66);
  --radius:14px;
  --radius-sm:9px;
  --header-h:64px;
  --gutter:24px;
  --maxw:1440px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 16px);
}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video,canvas{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;width:100%}

body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--ink);
  background-image:
    radial-gradient(920px 520px at 84% -10%, rgba(57,240,208,.10), transparent 62%),
    radial-gradient(760px 480px at 4% 2%, rgba(62,107,82,.22), transparent 66%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}

::selection{background:rgba(57,240,208,.28);color:var(--paper)}

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

h1,h2,h3,h4,h5{font-weight:900;line-height:1.14;letter-spacing:-.02em;color:var(--paper)}
h1{font-size:clamp(38px,6vw,72px)}
h2{font-size:clamp(26px,3.4vw,48px)}
h3{font-size:clamp(20px,2.1vw,28px)}
h4{font-size:18px}
p{font-size:16px}

/* ---------- 工具类 ---------- */
.mono{font-family:var(--font-mono);letter-spacing:.04em}
.text-cyan{color:var(--cyan)}
.text-amber{color:var(--amber)}
.text-muted{color:var(--text-dim)}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.divider{height:1px;background:linear-gradient(90deg,var(--line-cyan),transparent);border:0;margin:0}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:8px;left:8px;z-index:200;
  padding:10px 16px;border-radius:8px;
  background:var(--cyan);color:#06231E;font-weight:700;font-size:14px;
  transform:translateY(-160%);
  transition:transform .18s var(--ease);
}
.skip-link:focus-visible{transform:translateY(0)}

/* ---------- 容器与网格 ---------- */
.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:clamp(20px,4vw,64px);
}
.grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gutter);
  align-items:start;
}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-9{grid-column:span 9}
.span-12{grid-column:span 12}

/* ---------- 按钮 ---------- */
.btn{
  --btn-bg:transparent;
  --btn-fg:var(--paper);
  --btn-bd:var(--line);
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:36px;padding:7px 15px;
  font-size:14px;font-weight:700;line-height:1.3;
  border:1px solid var(--btn-bd);border-radius:999px;
  background:var(--btn-bg);color:var(--btn-fg);
  transition:background-color .2s var(--ease),border-color .2s var(--ease),
             color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  --btn-bg:var(--cyan);--btn-fg:#06231E;--btn-bd:var(--cyan);
  box-shadow:0 10px 24px -16px rgba(57,240,208,.9);
}
.btn-primary:hover{--btn-bg:#5CF7DC;box-shadow:0 14px 28px -14px rgba(57,240,208,.85)}
.btn-ghost{
  --btn-bg:rgba(57,240,208,.08);--btn-fg:var(--cyan);--btn-bd:var(--line-cyan);
}
.btn-ghost:hover{--btn-bg:rgba(57,240,208,.18)}
.btn-amber{
  --btn-bg:var(--amber);--btn-fg:#241503;--btn-bd:var(--amber);
}
.btn-amber:hover{--btn-bg:#F7BC61}

/* ---------- 顶部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,rgba(11,15,13,.97) 0%,rgba(14,42,34,.93) 100%);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.header-inner{
  display:flex;align-items:center;gap:clamp(10px,2vw,26px);
  width:100%;max-width:var(--maxw);
  min-height:var(--header-h);
  margin-inline:auto;
  padding:8px clamp(16px,3vw,32px);
}
.brand{
  display:flex;align-items:center;gap:10px;
  flex:0 0 auto;min-width:0;padding-block:2px;
}
.brand-mark{
  display:grid;place-items:center;
  width:40px;height:40px;flex:0 0 auto;
  border-radius:11px;
  background:linear-gradient(145deg,var(--deep) 0%,#123B30 100%);
  border:1px solid rgba(57,240,208,.5);
  color:var(--cyan);
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:-.05em;
  box-shadow:inset 0 0 0 1px rgba(57,240,208,.14),0 0 20px -8px rgba(57,240,208,.7);
}
.brand-text{display:block;min-width:0}
.brand-name{
  display:block;
  font-size:16px;font-weight:900;line-height:1.2;letter-spacing:-.01em;color:var(--paper);
}
.brand-edition{
  display:block;
  font-family:var(--font-mono);font-size:11px;line-height:1.4;
  letter-spacing:.05em;color:var(--stone);white-space:nowrap;
}
.brand:hover .brand-name{color:var(--cyan)}

.site-nav{flex:1 1 auto;display:flex;justify-content:center;min-width:0}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{display:block}
.nav-link{
  position:relative;
  display:inline-flex;align-items:baseline;gap:6px;
  padding:8px 10px;border-radius:8px;
  font-size:14px;font-weight:500;white-space:nowrap;
  color:rgba(243,239,228,.78);
  transition:color .18s var(--ease),background-color .18s var(--ease);
}
.nav-index{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;
  color:var(--stone);
  transition:color .18s var(--ease);
}
.nav-link:hover{color:var(--paper);background:rgba(57,240,208,.08)}
.nav-link:hover .nav-index{color:var(--cyan)}
.nav-link[aria-current="page"]{
  color:var(--cyan);
  background:rgba(57,240,208,.10);
}
.nav-link[aria-current="page"] .nav-index{color:var(--cyan)}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:10px;right:10px;bottom:2px;height:2px;
  border-radius:2px;background:var(--cyan);
}

.header-tools{
  display:flex;align-items:center;gap:10px;
  flex:0 0 auto;margin-left:auto;
}
.status-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:4px 10px;border-radius:999px;
  border:1px solid rgba(57,240,208,.28);
  background:rgba(57,240,208,.07);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;
  color:var(--cyan);white-space:nowrap;
}
.status-dot{
  width:7px;height:7px;border-radius:50%;background:var(--cyan);flex:0 0 auto;
  box-shadow:0 0 0 3px rgba(57,240,208,.18);
  animation:statusPulse 2.6s ease-in-out infinite;
}
@keyframes statusPulse{
  0%,100%{opacity:1;box-shadow:0 0 0 3px rgba(57,240,208,.18)}
  50%{opacity:.55;box-shadow:0 0 0 6px rgba(57,240,208,.05)}
}

.nav-toggle{
  display:none;align-items:center;gap:8px;
  padding:8px 12px;border-radius:10px;
  border:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--paper);
}
.nav-toggle:hover{border-color:var(--line-cyan);color:var(--cyan)}
.nav-toggle-bars{
  position:relative;display:block;width:18px;height:2px;
  border-radius:2px;background:currentColor;
  transition:background-color .18s var(--ease);
}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";position:absolute;left:0;width:18px;height:2px;
  border-radius:2px;background:currentColor;
  transition:transform .2s var(--ease),top .2s var(--ease);
}
.nav-toggle-bars::before{top:-6px}
.nav-toggle-bars::after{top:6px}
.site-header[data-open] .nav-toggle-bars{background:transparent}
.site-header[data-open] .nav-toggle-bars::before{top:0;transform:rotate(45deg)}
.site-header[data-open] .nav-toggle-bars::after{top:0;transform:rotate(-45deg)}
.nav-toggle-label{line-height:1}

.header-progress{
  position:absolute;left:0;bottom:-1px;width:100%;height:2px;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--moss) 0%,var(--cyan) 62%,var(--amber) 100%);
  transition:transform .12s linear;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:clamp(64px,9vw,120px);
  color:var(--text);
  background-image:
    radial-gradient(720px 320px at 88% 0%, rgba(57,240,208,.10), transparent 70%),
    linear-gradient(180deg,var(--deep) 0%,#0A1714 58%,var(--ink) 100%);
  border-top:1px solid rgba(57,240,208,.24);
}
.footer-top{
  display:grid;
  grid-template-columns:minmax(220px,1.3fr) minmax(0,2fr) minmax(250px,1.1fr);
  gap:clamp(24px,3vw,56px);
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(40px,5vw,72px) clamp(20px,4vw,64px) clamp(28px,4vw,48px);
}
.footer-brand{min-width:0}
.footer-brand-link{
  display:inline-block;
  font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--paper);
  transition:color .18s var(--ease);
}
.footer-brand-link:hover{color:var(--cyan)}
.footer-intro{
  margin-top:12px;max-width:34ch;
  font-size:14px;line-height:1.8;color:var(--text-dim);
}
.footer-edition{
  display:inline-block;margin-top:14px;
  padding:4px 9px;border-radius:6px;
  border:1px dashed rgba(57,240,208,.36);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--cyan);
}
.footer-nav{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:clamp(20px,3vw,40px);
}
.footer-col{min-width:0}
.footer-heading{
  margin-bottom:14px;
  font-family:var(--font-mono);font-size:11px;font-weight:600;
  letter-spacing:.16em;color:var(--stone);
}
.footer-links{display:grid;gap:8px}
.footer-links a{
  display:inline-block;
  padding-block:2px;border-bottom:1px solid transparent;
  font-size:14px;color:rgba(243,239,228,.8);
  transition:color .18s var(--ease),border-color .18s var(--ease),padding-left .18s var(--ease);
}
.footer-links a:hover{
  color:var(--cyan);
  border-bottom-color:rgba(57,240,208,.5);
  padding-left:4px;
}
.footer-contact{min-width:0}
.footer-contact-list{display:grid;gap:12px}
.footer-contact-item{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  gap:10px;align-items:baseline;
}
.footer-contact-key{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--stone);
  white-space:nowrap;
}
.footer-contact-value{
  font-size:13.5px;line-height:1.6;color:rgba(243,239,228,.86);
  word-break:break-word;
}
.copy-btn{
  padding:2px 8px;border-radius:6px;
  border:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  color:var(--stone);
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.copy-btn:hover{color:var(--cyan);border-color:var(--line-cyan);background:rgba(57,240,208,.08)}
.copy-btn[data-copied="true"]{color:var(--cyan);border-color:var(--cyan);background:rgba(57,240,208,.14)}
.copy-btn[data-copied="false"]{color:var(--amber);border-color:rgba(242,169,59,.6)}
.footer-note{
  margin-top:18px;padding-top:14px;
  border-top:1px solid var(--line);
  font-size:12.5px;line-height:1.7;color:var(--stone);
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:18px clamp(20px,4vw,64px) 28px;
  border-top:1px solid var(--line);
}
.footer-legal{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;color:var(--stone);
}
.footer-meta{display:flex;flex-wrap:wrap;gap:16px}
.footer-meta a{
  font-size:12.5px;color:var(--stone);
  transition:color .18s var(--ease);
}
.footer-meta a:hover{color:var(--cyan)}

/* ---------- 区块标题 ---------- */
.section{padding-block:clamp(36px,5vw,80px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:11px;font-weight:600;
  letter-spacing:.16em;color:var(--cyan);
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--cyan)}
.section-title{margin-top:12px}
.section-lead{
  margin-top:14px;max-width:62ch;
  font-size:16px;line-height:1.8;color:var(--text-dim);
}

/* ---------- 卡片 ---------- */
.card{
  position:relative;min-width:0;
  padding:clamp(16px,2vw,24px);
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(243,239,228,.06) 0%,rgba(243,239,228,.02) 100%);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover{
  transform:translateY(-2px);
  border-color:var(--line-cyan);
  box-shadow:0 20px 42px -30px rgba(57,240,208,.75);
}
.card-glass{
  background:var(--glass);
  border-color:rgba(243,239,228,.16);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.card-solid{
  background:var(--paper);
  border-color:rgba(11,15,13,.12);
  color:#12211C;
}
.card-solid h3,.card-solid .card-title{color:#0B0F0D}
.card-solid p,.card-solid li{color:#3A4A44}
.card-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-bottom:12px;
}
.card-title{font-size:18px;font-weight:900;letter-spacing:-.01em;margin-bottom:8px;color:var(--paper)}
.card-body{font-size:14.5px;line-height:1.75;color:var(--text-dim)}
.card-meta{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--stone);
}

/* ---------- 数据读数 ---------- */
.stat{display:grid;gap:6px;min-width:0}
.stat-value{
  font-family:var(--font-mono);font-size:clamp(24px,3vw,40px);font-weight:700;
  line-height:1;letter-spacing:-.02em;color:var(--cyan);
}
.stat-value.is-amber{color:var(--amber)}
.stat-label{font-size:12px;letter-spacing:.06em;color:var(--stone)}
.data-bar{
  position:relative;height:8px;border-radius:999px;
  background:rgba(243,239,228,.10);overflow:hidden;
}
.data-bar-fill{
  display:block;height:100%;width:var(--bar,0%);min-width:2px;border-radius:999px;
  background:linear-gradient(90deg,var(--moss),var(--cyan));
  transition:width .8s var(--ease);
}
.data-bar-fill.is-amber{background:linear-gradient(90deg,var(--clay),var(--amber))}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;
  border:1px solid var(--line);color:var(--stone);
  white-space:nowrap;
}
.tag-cyan{color:var(--cyan);border-color:rgba(57,240,208,.42);background:rgba(57,240,208,.08)}
.tag-amber{color:var(--amber);border-color:rgba(242,169,59,.42);background:rgba(242,169,59,.08)}
.tag-moss{color:#9FD5B8;border-color:rgba(62,107,82,.7);background:rgba(62,107,82,.24)}

/* ---------- 正文窄栏 ---------- */
.prose{
  max-width:720px;
  font-size:17px;line-height:1.85;color:var(--text);
}
.prose > * + *{margin-top:1.05em}
.prose h2{margin-top:2em;font-size:clamp(24px,2.4vw,32px)}
.prose h3{margin-top:1.6em;font-size:22px}
.prose ul,.prose ol{
  list-style:revert;
  padding-left:1.35em;
  display:grid;gap:.45em;
}
.prose li{font-size:16.5px}
.prose a{
  color:var(--cyan);
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
}
.prose a:hover{color:#7FF9E4}
.prose strong{color:var(--paper);font-weight:700}
.prose code{
  font-family:var(--font-mono);font-size:.9em;
  padding:1px 6px;border-radius:5px;
  background:rgba(57,240,208,.10);border:1px solid rgba(57,240,208,.22);
  color:var(--cyan);
}
.prose blockquote{
  border-left:3px solid var(--cyan);
  padding-left:16px;color:var(--text-dim);
}
.prose hr{border:0;height:1px;background:var(--line)}

/* ---------- 媒体容器基础规则 ---------- */
.media{
  position:relative;display:block;width:100%;min-width:0;
  border-radius:var(--radius);
  border:1px solid var(--line);
  overflow:hidden;
  background:linear-gradient(160deg,#13251F 0%,#0B0F0D 72%);
}
.media > img,.media > picture > img{
  display:block;width:100%;height:100%;object-fit:cover;
}
.media-frame{
  position:relative;display:grid;place-items:center;
  aspect-ratio:16/9;width:100%;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--stone);
  background-image:
    radial-gradient(240px 140px at 78% 12%, rgba(57,240,208,.16), transparent 72%),
    linear-gradient(160deg,#13251F 0%,#0B0F0D 72%);
}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    linear-gradient(rgba(57,240,208,.09) 1px,transparent 1px),
    linear-gradient(90deg,rgba(57,240,208,.09) 1px,transparent 1px);
  background-size:32px 32px;
}
.media--wide .media-frame{aspect-ratio:21/9}
.media--square .media-frame{aspect-ratio:1/1}
.media-caption{
  margin-top:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--stone);
}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding-block:14px;font-size:13px;color:var(--stone)}
.breadcrumb ol{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li:not(:last-child)::after{content:"/";color:rgba(138,148,142,.55)}
.breadcrumb a{color:rgba(243,239,228,.72);transition:color .18s var(--ease)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb [aria-current="page"]{color:var(--cyan)}

/* ---------- 折叠面板 ---------- */
.accordion{display:grid;gap:10px}
.accordion-item{
  border:1px solid var(--line);border-radius:12px;
  background:rgba(21,33,29,.72);overflow:hidden;
}
.accordion-item:hover{border-color:var(--line-cyan)}
.accordion-trigger{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:14px 18px;text-align:left;
  font-size:16px;font-weight:700;color:var(--paper);
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.accordion-trigger:hover{background:rgba(57,240,208,.07);color:var(--cyan)}
.accordion-trigger::after{
  content:"+";flex:0 0 auto;
  font-family:var(--font-mono);font-size:18px;color:var(--cyan);
}
.accordion-trigger[aria-expanded="true"]::after{content:"−"}
.accordion-panel{
  padding:0 18px 16px;
  font-size:15px;line-height:1.8;color:var(--text-dim);
}

/* ---------- 时间轴 ---------- */
.timeline{
  position:relative;display:grid;gap:20px;
  padding-left:22px;
  border-left:1px solid rgba(57,240,208,.30);
}
.timeline-item{position:relative;min-width:0}
.timeline-item::before{
  content:"";position:absolute;left:-27px;top:8px;
  width:9px;height:9px;border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 3px rgba(57,240,208,.16);
}

/* ---------- 显现（脚本启用后才隐藏） ---------- */
.js-reveal [data-reveal]{
  opacity:0;transform:translateY(10px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.js-reveal [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 平板 ---------- */
@media (max-width:1180px){
  .status-chip{display:none}
  .header-tools .btn-ghost{display:none}
  .nav-link{padding:8px;font-size:13px}
}
@media (max-width:1024px){
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .footer-contact{grid-column:1 / -1}
}
@media (max-width:980px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;
    max-height:calc(100vh - var(--header-h));
    overflow-y:auto;
    padding:10px clamp(16px,3vw,32px) 20px;
    background:linear-gradient(180deg,#0E2A22 0%,#0B0F0D 100%);
    border-bottom:1px solid var(--line-cyan);
    box-shadow:0 26px 44px -24px #000;
  }
  .site-header[data-open] .site-nav{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{
    padding:12px 14px;font-size:15px;border-radius:10px;
    justify-content:flex-start;
  }
  .nav-index{font-size:11px}
  .nav-link[aria-current="page"]::after{display:none}
  .nav-link[aria-current="page"]{box-shadow:inset 3px 0 0 var(--cyan)}
  .header-inner{padding-inline:clamp(14px,3vw,24px)}
  .grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-3,.span-4{grid-column:span 3}
  .span-5,.span-6,.span-7,.span-8,.span-9,.span-12{grid-column:span 6}
}
@media (max-width:680px){
  .brand-edition{display:none}
  .brand-mark{width:36px;height:36px;font-size:12px}
  .brand-name{font-size:15px}
  .nav-toggle-label{display:none}
  .grid{grid-template-columns:1fr;gap:16px}
  [class*="span-"]{grid-column:1 / -1}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-nav{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .footer-contact-item{grid-template-columns:auto minmax(0,1fr);row-gap:6px}
  .footer-contact-item .copy-btn{grid-column:2;justify-self:start}
  .prose{font-size:16px}
  .prose li{font-size:15.5px}
}

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .js-reveal [data-reveal]{opacity:1;transform:none}
  .header-progress{transition:none}
  .card:hover,.btn:hover{transform:none}
}