/* ==========================================================================
   好博赛场 · /assets/site.css
   夜间球场控制室 / 数据大屏：深墨夜底 + 荧光青绿数据 + 橙红订阅
   ========================================================================== */

/* --- 1. 设计令牌 --- */
:root{
  --ink:#05070D;
  --court:#0C1424;
  --stand:#17233A;
  --paper:#EDE6D6;
  --steel:#93A1B8;
  --neon:#2BE8B5;
  --gold:#FFB13C;
  --ember:#FF5A36;
  --magenta:#E0405F;
  --teal:#0E3B3A;

  --line:rgba(147,161,184,.20);
  --line-2:rgba(147,161,184,.38);
  --veil:rgba(5,7,13,.74);

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

  --r-sm:14px;
  --r-card:24px;
  --r-lg:32px;
  --r-pill:999px;

  --shell:1320px;
  --gutter:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.22,.72,.24,1);
  --shadow:0 26px 60px -34px rgba(0,0,0,.95);
}

/* --- 2. reset --- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;background-color:var(--ink)}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,figcaption,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
::selection{background:var(--neon);color:var(--ink)}
:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:6px}

/* --- 3. 基础排版 --- */
body{
  min-height:100vh;
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 520px at 84% -6%, rgba(43,232,181,.10), transparent 62%),
    radial-gradient(900px 480px at 6% 104%, rgba(255,90,54,.08), transparent 60%),
    radial-gradient(760px 340px at 50% 116%, rgba(14,59,58,.60), transparent 72%),
    linear-gradient(to right, rgba(147,161,184,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(147,161,184,.045) 1px, transparent 1px);
  background-size:auto,auto,auto,92px 92px,92px 92px;
  background-repeat:no-repeat,no-repeat,no-repeat,repeat,repeat;
  background-attachment:fixed;
}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:800;line-height:1.08;letter-spacing:-.01em}

.display-xl{font-family:var(--font-display);font-weight:200;font-size:clamp(46px,8.4vw,132px);line-height:.92;letter-spacing:-.025em;font-stretch:88%}
.display-lg{font-family:var(--font-display);font-weight:800;font-size:clamp(28px,3.6vw,52px);line-height:1.02;letter-spacing:-.015em;font-stretch:88%}
.display-md{font-family:var(--font-display);font-weight:800;font-size:clamp(21px,2.4vw,32px);line-height:1.12}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:.24em;color:var(--neon)}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--neon);opacity:.75}
.mono{font-family:var(--font-mono);letter-spacing:.02em}
.data-num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:500;letter-spacing:-.02em}

/* --- 4. 布局 --- */
.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter);position:relative;z-index:1}
.section{padding-block:clamp(46px,7vw,100px);position:relative;z-index:1}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:clamp(20px,3vw,38px)}
.section-note{color:var(--steel);font-size:14.5px;max-width:54ch;line-height:1.7}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(14px,1.6vw,22px)}
section[id],[data-section],[id]{scroll-margin-top:120px}

/* --- 5. 通用组件 --- */
.card{
  position:relative;
  background:linear-gradient(180deg,rgba(23,35,58,.92),rgba(12,20,36,.94));
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:clamp(18px,2vw,26px);
  overflow:hidden;
  transition:border-color .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);
}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(43,232,181,.45),transparent);opacity:.6}
.card:hover{border-color:rgba(43,232,181,.45);transform:translateY(-4px);box-shadow:var(--shadow)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.card-title{font-family:var(--font-display);font-weight:800;font-size:clamp(18px,1.6vw,22px);line-height:1.22;letter-spacing:.005em}
.card-body{color:var(--steel);font-size:14.5px;line-height:1.72}

.tag{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:var(--r-pill);font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;border:1px solid var(--line-2);color:var(--steel);white-space:nowrap}
.tag-neon{color:var(--neon);border-color:rgba(43,232,181,.5);background:rgba(43,232,181,.08)}
.tag-gold{color:var(--gold);border-color:rgba(255,177,60,.45);background:rgba(255,177,60,.08)}
.tag-magenta{color:var(--magenta);border-color:rgba(224,64,95,.45);background:rgba(224,64,95,.08)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:700;letter-spacing:.04em;
  border:1px solid transparent;white-space:nowrap;
  transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-cta{background:var(--ember);color:var(--ink);box-shadow:0 12px 28px -14px rgba(255,90,54,.95)}
.btn-cta:hover{background:#FF7550;transform:translateY(-1px)}
.btn-neon{background:var(--neon);color:var(--ink);box-shadow:0 12px 26px -16px rgba(43,232,181,.95)}
.btn-neon:hover{background:#54F0C6;transform:translateY(-1px)}
.btn-ghost{border-color:var(--line-2);color:var(--paper)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon)}
.btn[aria-pressed="true"]{background:var(--neon);border-color:var(--neon);color:var(--ink);font-weight:700}

.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line-2);
  background:rgba(23,35,58,.62);
  font-size:13px;color:var(--steel);
  transition:border-color .25s var(--ease),color .25s var(--ease),background .25s var(--ease);
}
.chip:hover{border-color:var(--neon);color:var(--paper)}
.chip[aria-pressed="true"]{background:var(--neon);border-color:var(--neon);color:var(--ink);font-weight:700}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding-block:18px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel)}
.crumbs li{display:inline-flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:rgba(147,161,184,.45)}
.crumbs a{color:var(--steel);border-bottom:1px dashed transparent;transition:color .25s var(--ease),border-color .25s var(--ease)}
.crumbs a:hover{color:var(--neon);border-bottom-color:rgba(43,232,181,.6)}
.crumbs [aria-current="page"]{color:var(--paper)}

.prose{max-width:70ch;font-size:17px;line-height:1.8;color:rgba(237,230,214,.86)}
.prose p+p{margin-top:1.05em}
.prose h2{font-size:clamp(23px,2.6vw,34px);margin-top:1.9em;margin-bottom:.55em}
.prose h3{font-size:clamp(18px,1.8vw,23px);margin-top:1.5em;margin-bottom:.45em}
.prose ul,.prose ol{margin:1em 0;padding-left:1.35em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-block:.35em}
.prose ul li::marker{color:var(--neon)}
.prose ol li::marker{color:var(--gold);font-family:var(--font-mono)}
.prose a{color:var(--neon);border-bottom:1px solid rgba(43,232,181,.45)}
.prose a:hover{border-bottom-color:var(--neon)}
.prose strong{color:var(--paper)}
.prose blockquote{margin:1.2em 0;padding-left:16px;border-left:2px solid var(--neon);color:var(--steel)}

.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;border-radius:2px;background:linear-gradient(180deg,var(--neon),rgba(255,177,60,.6),rgba(14,59,58,.25))}
.timeline-item{position:relative;padding:0 0 22px 4px}
.timeline-item::before{content:"";position:absolute;left:-26px;top:9px;width:11px;height:11px;border-radius:50%;background:var(--ink);border:2px solid var(--neon);box-shadow:0 0 12px rgba(43,232,181,.5)}
.timeline-time{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--gold)}
.timeline-title{margin-top:4px;font-weight:700;font-size:15.5px}
.timeline-meta{margin-top:2px;font-size:13px;color:var(--steel)}

.media{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(43,232,181,.22), transparent 58%),
    linear-gradient(135deg, var(--stand) 0%, var(--court) 46%, var(--teal) 100%);
  isolation:isolate;
}
.media::before{content:"";position:absolute;inset:-22% -12%;background:linear-gradient(115deg,transparent 32%,rgba(237,230,214,.12) 46%,rgba(43,232,181,.20) 52%,transparent 66%);transform:rotate(-6deg);pointer-events:none}
.media::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(237,230,214,.16) 1px,transparent 1px);background-size:14px 14px;opacity:.45;pointer-events:none}
.media img,.media picture img,.media video{position:relative;z-index:1;width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--3x4{aspect-ratio:3/4}
.media--slant{clip-path:polygon(0 0,100% 4%,100% 100%,0 96%)}
.media-caption{position:absolute;left:14px;bottom:14px;z-index:2;padding:5px 11px;border-radius:var(--r-pill);background:var(--veil);border:1px solid var(--line-2);font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:var(--paper)}

.toc{position:relative;display:grid;gap:4px}
.toc-link{display:block;padding:9px 14px;border-radius:var(--r-pill);font-size:14px;color:var(--steel);border-left:2px solid transparent;transition:color .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease)}
.toc-link:hover{color:var(--paper);background:rgba(147,161,184,.12)}
.toc-link[aria-current="true"],.toc-link[aria-current="page"]{color:var(--ink);background:var(--neon);font-weight:700}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* --- 6. 头部：悬浮胶囊导航 --- */
.site-header{
  position:sticky;top:0;z-index:90;
  padding:clamp(8px,1.4vw,16px) var(--gutter) 0;
  transition:padding .35s var(--ease);
}
.header-shell{
  position:relative;display:flex;align-items:center;gap:16px;
  max-width:var(--shell);margin-inline:auto;
  padding:9px 12px 9px 16px;
  border-radius:var(--r-pill);
  background:linear-gradient(180deg,rgba(23,35,58,.94),rgba(12,20,36,.90));
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  transition:padding .35s var(--ease),background .35s var(--ease),border-color .35s var(--ease),border-radius .35s var(--ease);
}
.header-shell::after{content:"";position:absolute;left:12%;right:12%;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(43,232,181,.55),rgba(255,177,60,.35),transparent);opacity:.8;pointer-events:none}

.skip-link{
  position:absolute;left:12px;top:-70px;z-index:200;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--neon);color:var(--ink);font-size:13px;font-weight:700;letter-spacing:.06em;
  transition:top .22s var(--ease);
}
.skip-link:focus{top:12px}

.brand-island{display:flex;align-items:center;gap:11px;flex:0 0 auto;padding-right:16px;border-right:1px solid var(--line)}
.brand-mark{width:32px;height:32px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--neon),var(--teal));box-shadow:0 0 0 1px rgba(43,232,181,.45),0 0 20px rgba(43,232,181,.28);transition:width .3s var(--ease),height .3s var(--ease)}
.brand-mark-core{width:11px;height:11px;border-radius:50%;background:var(--ink);box-shadow:inset 0 0 0 2px var(--neon)}
.brand-lines{display:flex;flex-direction:column;line-height:1.18}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:16px;letter-spacing:.09em}
.brand-sub{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:var(--steel);transition:opacity .3s var(--ease)}

.site-nav{flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-link{
  display:inline-block;padding:8px 14px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--steel);letter-spacing:.02em;white-space:nowrap;
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-link:hover{color:var(--paper);background:rgba(147,161,184,.12)}
.nav-link[aria-current="page"]{color:var(--ink);background:var(--neon);font-weight:700;box-shadow:0 0 18px rgba(43,232,181,.32)}

.nav-rail{display:none}
.nav-rail-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;color:var(--gold)}

.header-rail{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.quick-list{display:flex;align-items:center;gap:6px}
.quick-link{
  display:inline-block;padding:6px 12px;border-radius:var(--r-pill);
  border:1px dashed rgba(147,161,184,.35);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.02em;color:var(--steel);
  transition:color .25s var(--ease),border-color .25s var(--ease),border-style .25s var(--ease),background .25s var(--ease);
}
.quick-link:hover{color:var(--neon);border-style:solid;border-color:rgba(43,232,181,.6);background:rgba(43,232,181,.07)}

.nav-toggle{
  display:none;align-items:center;gap:10px;margin-left:auto;
  padding:9px 15px;border-radius:var(--r-pill);
  border:1px solid var(--line-2);color:var(--paper);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  transition:border-color .25s var(--ease),color .25s var(--ease);
}
.nav-toggle:hover{border-color:var(--neon);color:var(--neon)}
.nav-toggle-bars{display:grid;gap:4px;width:18px}
.nav-toggle-bars i{display:block;height:2px;border-radius:2px;background:currentColor;transition:transform .25s var(--ease),opacity .2s var(--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)}

.site-header.is-condensed{padding-top:6px}
.site-header.is-condensed .header-shell{padding:5px 10px 5px 13px;background:linear-gradient(180deg,rgba(12,20,36,.97),rgba(5,7,13,.97))}
.site-header.is-condensed .brand-sub{opacity:0}
.site-header.is-condensed .brand-mark{width:26px;height:26px}
.site-header.is-condensed .nav-link{padding:6px 12px;font-size:13.5px}
.site-header.is-nav-open .header-shell{border-color:rgba(43,232,181,.45)}

/* --- 7. 页脚：控制台下半屏 --- */
.site-footer{
  position:relative;z-index:1;
  margin-top:clamp(60px,10vw,140px);
  padding:clamp(40px,6vw,78px) var(--gutter) 26px;
  border-top:1px solid var(--line);
  background:
    radial-gradient(900px 340px at 10% 0%, rgba(14,59,58,.85), transparent 72%),
    radial-gradient(700px 300px at 92% 20%, rgba(255,90,54,.10), transparent 70%),
    linear-gradient(180deg,var(--court),var(--ink) 72%);
}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:-1px;height:2px;background:linear-gradient(90deg,transparent,rgba(43,232,181,.75),rgba(255,177,60,.55),transparent);opacity:.6}
.footer-shell{width:100%;max-width:var(--shell);margin-inline:auto}

.footer-top{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:22px;padding-bottom:26px;border-bottom:1px solid var(--line)}
.footer-brand-name{display:block;font-family:var(--font-display);font-weight:800;font-size:clamp(26px,4vw,46px);line-height:1;letter-spacing:.06em;font-stretch:88%}
.footer-brand-line{margin-top:9px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.1em;color:var(--steel)}
.footer-signal{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--neon)}
.footer-dot{width:8px;height:8px;border-radius:50%;background:var(--neon);box-shadow:0 0 0 4px rgba(43,232,181,.16),0 0 14px rgba(43,232,181,.7)}

.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,3vw,44px);padding:34px 0}
.footer-col-title{font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.22em;color:var(--gold)}
.footer-links{margin-top:14px;display:grid;gap:10px}
.footer-links a{display:inline-flex;align-items:center;gap:9px;font-size:15px;color:rgba(237,230,214,.82);transition:color .25s var(--ease)}
.footer-links a::before{content:"";width:12px;height:1px;background:var(--steel);transition:width .25s var(--ease),background .25s var(--ease)}
.footer-links a:hover{color:var(--neon)}
.footer-links a:hover::before{width:22px;background:var(--neon)}

.footer-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px 26px;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.footer-contact-line{display:flex;align-items:baseline;gap:10px;font-family:var(--font-mono);font-size:13px;color:var(--paper);word-break:break-all}
.footer-tag{flex:0 0 auto;font-size:11px;letter-spacing:.16em;color:var(--steel)}
.footer-note{grid-column:1/-1;font-size:12.5px;line-height:1.75;color:var(--steel)}

.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:20px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel)}
.footer-legal{color:rgba(147,161,184,.9)}
.footer-copy{color:rgba(147,161,184,.72)}

/* --- 8. JS 生成元素 --- */
.scroll-bar{position:fixed;top:0;left:0;right:0;height:2px;z-index:95;transform:scaleX(0);transform-origin:0 50%;background:linear-gradient(90deg,var(--neon),var(--gold) 58%,var(--ember));pointer-events:none}
.to-top{
  position:fixed;right:clamp(14px,3vw,32px);bottom:clamp(14px,3vw,32px);z-index:80;
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 18px;border-radius:var(--r-pill);
  background:rgba(23,35,58,.94);border:1px solid var(--line-2);
  color:var(--paper);font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
}
.to-top.is-in{opacity:1;visibility:visible;transform:none}
.to-top:hover{border-color:var(--neon);color:var(--neon)}
.to-top-arrow{font-size:14px;line-height:1}

/* --- 9. 显现动效 --- */
html[data-reveal-ready] [data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
html[data-reveal-ready] [data-reveal].is-in{opacity:1;transform:none}

/* --- 10. 响应式 --- */
@media (max-width:1240px){
  .header-rail .quick-list{display:none}
  .nav-link{padding:8px 11px;font-size:13.5px}
  .brand-sub{letter-spacing:.1em}
}
@media (max-width:1000px){
  .site-header{padding-left:var(--gutter);padding-right:var(--gutter)}
  .header-shell{flex-wrap:wrap;gap:10px;border-radius:24px;padding:9px 12px}
  .brand-island{border-right:0;padding-right:0}
  .nav-toggle{display:inline-flex}
  .header-rail{display:none}
  .site-nav{
    order:3;flex:1 1 100%;display:block;
    max-height:0;overflow:hidden;opacity:0;visibility:hidden;
    transition:max-height .45s var(--ease),opacity .3s var(--ease),visibility .45s var(--ease);
  }
  .site-nav[data-open]{max-height:78vh;overflow-y:auto;opacity:1;visibility:visible}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;padding:8px 0 4px}
  .nav-link{display:block;padding:12px 14px;border-radius:16px;font-size:16px}
  .nav-link[aria-current="page"]{border-radius:16px}
  .nav-rail{display:block;padding:14px 2px 8px;border-top:1px dashed var(--line)}
  .nav-rail .quick-list{flex-wrap:wrap;margin:12px 0 16px}
  .nav-rail .btn{width:100%}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .display-xl{font-size:clamp(40px,12vw,76px)}
  .timeline{padding-left:22px}
  .timeline-item::before{left:-22px}
}
@media (max-width:560px){
  body{font-size:16px}
  .grid-12{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-meta{grid-template-columns:1fr}
  .to-top{padding:10px 14px;font-size:11px;letter-spacing:.08em}
  .quick-link{font-size:11.5px;padding:6px 10px}
}

/* --- 11. 降低动效 --- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  html{scroll-behavior:auto}
  html[data-reveal-ready] [data-reveal]{opacity:1;transform:none}
  .card:hover,.btn:hover{transform:none}
  .site-nav{transition:none}
}