/* ==========================================================================
   赢点体育 · 共享样式表 /assets/site.css
   旧赛场手账 × 实时比分板：纸感底色 + 印刷描边 + 荧光橙数据脉冲
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,figcaption,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
a{color:inherit}
table{border-collapse:collapse;width:100%}

/* ---------- 2. 设计变量 ---------- */
:root{
  --night:#0E1A2B;
  --paper:#F5EFE4;
  --paper-2:#E7DCC6;
  --ochre:#B4603A;
  --ochre-deep:#7C3B22;
  --flame:#FF6A13;
  --flame-soft:#FFC79A;
  --ink:#131313;
  --grayblue:#5C6B7A;
  --red:#C2453C;

  --rail-w:108px;
  --shell:1180px;
  --gutter:clamp(20px,4.4vw,60px);
  --rule:rgba(124,59,34,.34);
  --rule-soft:rgba(19,19,19,.12);
  --paper-line:rgba(245,239,228,.22);
  --ease:cubic-bezier(.22,.61,.36,1);

  --font-head:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Source Han Serif SC","Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --font-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  padding-left:var(--rail-w);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background-color:var(--paper);
  background-image:
    radial-gradient(rgba(19,19,19,.05) 1px,transparent 1.1px),
    linear-gradient(104deg,rgba(180,96,58,.12),rgba(180,96,58,0) 44%);
  background-size:6px 6px,100% 100%;
  background-attachment:fixed,scroll;
}
h1,h2,h3,h4,.f-head{font-family:var(--font-head);font-weight:900;line-height:1.14;letter-spacing:-.02em;color:var(--ink)}
h1{font-size:clamp(40px,6.4vw,88px)}
h2{font-size:clamp(26px,3.4vw,42px)}
h3{font-size:clamp(20px,2.1vw,26px)}
h4{font-size:18px}
main{display:block}
main p{max-width:40em}
strong{font-weight:900}
.mono,.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;letter-spacing:-.01em}
.annot{font-family:var(--font-head);font-size:12px;line-height:1.6;letter-spacing:.12em;color:var(--grayblue)}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--flame);outline-offset:3px}

/* ---------- 4. 跳过链接 ---------- */
.skip-link{
  position:fixed;left:50%;top:0;z-index:200;
  transform:translate(-50%,-150%);
  padding:11px 20px;
  background:var(--flame);color:var(--night);
  font-family:var(--font-head);font-weight:900;font-size:14px;letter-spacing:.06em;
  text-decoration:none;border:2px solid var(--ochre-deep);border-radius:0 0 4px 4px;
  transition:transform .18s var(--ease);
}
.skip-link:focus{transform:translate(-50%,0)}

/* ---------- 5. 阅读进度 ---------- */
.progress{
  position:fixed;left:var(--rail-w);right:0;top:0;height:3px;z-index:120;
  background:rgba(19,19,19,.10);pointer-events:none;
}
.progress__bar{display:block;height:100%;width:100%;background:var(--flame);transform:scaleX(0);transform-origin:0 50%}

/* ---------- 6. 侧边轨道 / 移动抽屉 ---------- */
.rail{
  position:fixed;top:0;left:0;bottom:0;z-index:90;width:var(--rail-w);
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:22px 12px 18px;
  background:var(--night);color:var(--paper);
  border-right:3px solid var(--flame);
}
.rail::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:72px;
  background:linear-gradient(4deg,var(--ochre) 0%,rgba(180,96,58,0) 92%);
  opacity:.5;pointer-events:none;
}
.rail__brand{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;position:relative;z-index:1}
.rail__logo{display:flex;flex-direction:column;align-items:center;gap:9px;text-decoration:none;color:inherit}
.rail__logo-mark{
  display:grid;place-items:center;width:46px;height:46px;
  background:var(--flame);color:var(--night);
  font-family:var(--font-head);font-weight:900;font-size:24px;line-height:1;
  border:2px solid var(--ochre-deep);transform:rotate(-3.5deg);
  box-shadow:3px 3px 0 rgba(124,59,34,.95);
  transition:transform .2s var(--ease),width .2s var(--ease),height .2s var(--ease);
}
.rail__logo-text{
  writing-mode:vertical-rl;font-family:var(--font-head);font-weight:900;
  font-size:15px;letter-spacing:.24em;line-height:1;
}
.rail__tagline{
  max-height:70px;margin:0;max-width:84px;
  font-family:var(--font-head);font-size:10px;line-height:1.6;letter-spacing:.08em;
  color:rgba(245,239,228,.55);
  transition:max-height .24s var(--ease),opacity .24s var(--ease);
}
.rail__hint{
  margin:0;font-family:var(--font-head);font-size:10px;line-height:1.5;letter-spacing:.04em;
  color:rgba(245,239,228,.45);text-align:center;position:relative;z-index:1;
}

/* 移动按钮 */
.nav-toggle{
  display:none;align-items:center;gap:9px;min-height:44px;
  padding:8px 13px;border:2px solid rgba(245,239,228,.5);border-radius:2px;
  color:var(--paper);background:transparent;
  font-family:var(--font-head);font-weight:900;font-size:13px;letter-spacing:.08em;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:center;gap:3px;width:16px}
.nav-toggle__bars i{display:block;width:16px;height:2px;background:var(--flame);transition:transform .2s var(--ease),background-color .2s var(--ease),opacity .2s var(--ease)}
.rail[data-open] .nav-toggle{background:var(--flame);color:var(--night);border-color:var(--ochre-deep)}
.rail[data-open] .nav-toggle__bars i{background:var(--night)}
.rail[data-open] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.rail[data-open] .nav-toggle__bars i:nth-child(2){opacity:0}
.rail[data-open] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

/* 导航 */
.rail__nav{flex:1 1 auto;width:100%;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding:2px 0;position:relative;z-index:1}
.rail__nav::-webkit-scrollbar{width:0;height:0}
.rail__list{display:flex;flex-direction:column;gap:5px}
.rail__item{display:block}
.rail__link{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:10px 4px 12px;text-decoration:none;
  color:rgba(245,239,228,.72);
  border-left:3px solid transparent;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.rail__link:hover{color:var(--paper);background:rgba(255,106,19,.13);border-left-color:rgba(255,106,19,.65)}
.rail__link[aria-current="page"]{color:var(--paper);background:rgba(180,96,58,.34);border-left-color:var(--flame)}
.rail__num{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:rgba(255,199,154,.72)}
.rail__link:hover .rail__num,.rail__link[aria-current="page"] .rail__num{color:var(--flame)}
.rail__label{writing-mode:vertical-rl;font-family:var(--font-head);font-weight:900;font-size:12px;letter-spacing:.18em;line-height:1}
.rail__actions{width:100%;display:flex;flex-direction:column;gap:8px;position:relative;z-index:1}

/* 滚动后收缩 */
.rail[data-scrolled] .rail__logo-mark{width:38px;height:38px;font-size:20px;transform:rotate(-2deg)}
.rail[data-scrolled] .rail__tagline{max-height:0;opacity:0;overflow:hidden}

/* ---------- 7. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 16px;border:2px solid var(--ochre-deep);border-radius:2px;
  font-family:var(--font-head);font-weight:900;font-size:14px;letter-spacing:.04em;line-height:1.2;
  text-decoration:none;background:var(--paper);color:var(--ink);
  box-shadow:2px 2px 0 rgba(124,59,34,.55);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.btn:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 rgba(124,59,34,.55)}
.btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 rgba(124,59,34,.55)}
.btn--accent{background:var(--flame);color:var(--night)}
.btn--accent:hover{background:var(--flame-soft)}
.btn--ghost{background:transparent;color:var(--paper);border-color:rgba(245,239,228,.55);box-shadow:none}
.btn--ghost:hover{background:rgba(245,239,228,.12);color:var(--paper);border-color:var(--flame)}
.btn--sm{padding:6px 11px;font-size:12px}
.btn--rail{width:100%;padding:8px 6px;font-size:12px;letter-spacing:.02em}

/* ---------- 8. 页脚 ---------- */
.site-foot{
  position:relative;margin-top:clamp(56px,8vw,120px);
  background:var(--night);color:rgba(245,239,228,.78);
  border-top:6px solid var(--ochre);
}
.site-foot::before{content:"";position:absolute;top:0;left:0;width:min(340px,42%);height:6px;background:var(--flame)}
.site-foot__inner{
  display:grid;grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(24px,3.2vw,42px) clamp(18px,2.4vw,34px);
  max-width:var(--shell);margin:0 auto;
  padding:clamp(40px,5vw,70px) var(--gutter) 28px;
}
.site-foot__brand{grid-column:span 3;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.site-foot__mark{
  display:grid;place-items:center;width:42px;height:42px;
  background:var(--flame);color:var(--night);
  font-family:var(--font-head);font-weight:900;font-size:22px;line-height:1;
  border:2px solid var(--ochre-deep);transform:rotate(-3.5deg);
  box-shadow:3px 3px 0 rgba(124,59,34,.95);
}
.site-foot__name{font-family:var(--font-head);font-weight:900;font-size:22px;letter-spacing:.06em;color:var(--paper)}
.site-foot__tagline{font-family:var(--font-head);font-size:12px;letter-spacing:.18em;color:var(--flame-soft)}
.site-foot__meta{font-size:13px;line-height:1.7;color:rgba(245,239,228,.55);max-width:22em}
.site-foot__nav{grid-column:span 5;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 18px}
.site-foot__col{min-width:0}
.site-foot__head{
  font-family:var(--font-head);font-weight:900;font-size:13px;letter-spacing:.16em;
  color:var(--paper);padding-bottom:8px;margin-bottom:10px;
  border-bottom:2px solid var(--ochre);display:inline-block;
}
.site-foot__list{display:flex;flex-direction:column;gap:2px}
.site-foot__link{font-size:15px;color:rgba(245,239,228,.72);padding:4px 0}
.site-foot__link:hover{color:var(--paper)}
.site-foot__contact{grid-column:span 4;display:flex;flex-direction:column;gap:10px;min-width:0}
.site-foot__row{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px}
.site-foot__key{font-family:var(--font-head);font-size:11px;letter-spacing:.14em;color:rgba(245,239,228,.5)}
.site-foot__val{font-size:13px;color:var(--flame-soft);word-break:break-all}
.site-foot__addr,.site-foot__note{margin:0;font-size:12.5px;line-height:1.75;color:rgba(245,239,228,.58);max-width:30em}
.site-foot__note{border-left:3px solid var(--ochre);padding-left:10px}
.copy-btn{
  padding:4px 10px;border:1px solid rgba(255,106,19,.55);border-radius:2px;
  font-family:var(--font-head);font-weight:900;font-size:11px;letter-spacing:.08em;
  color:var(--flame-soft);background:transparent;
  transition:background-color .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.copy-btn:hover{background:var(--flame);color:var(--night);border-color:var(--flame)}
.copy-btn[data-copied]{background:var(--flame);color:var(--night);border-color:var(--flame)}
.site-foot__legal{
  grid-column:span 12;margin-top:6px;padding-top:20px;
  border-top:1px dashed var(--paper-line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;
}
.site-foot__copy{margin:0;font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;color:rgba(245,239,228,.55)}
.site-foot__legal-list{display:flex;flex-wrap:wrap;gap:8px 20px}
.site-foot__legal-link{font-family:var(--font-head);font-size:12px;letter-spacing:.08em;color:rgba(245,239,228,.55)}
.site-foot__legal-link:hover{color:var(--flame)}

/* ---------- 9. 布局容器与网格 ---------- */
.wrap{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.wrap--narrow{max-width:860px}
.section{position:relative;padding-block:clamp(44px,7vw,104px)}
.section--paper{background:var(--paper)}
.section--night{background:var(--night);color:rgba(245,239,228,.82)}
.section--night h1,.section--night h2,.section--night h3,.section--night h4{color:var(--paper)}
.section--night p{color:rgba(245,239,228,.8)}
.section--ochre{background:var(--ochre);color:var(--night)}
.section--ochre h2,.section--ochre h3{color:var(--night)}
.section--tilt::before{
  content:"";position:absolute;left:0;right:0;top:-16px;height:24px;
  background:var(--ochre);transform:skewY(-1.2deg);
}
.grid{display:grid;gap:clamp(18px,3vw,36px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--rail{grid-template-columns:minmax(0,1.45fr) minmax(0,1fr)}

/* ---------- 10. 文本组件 ---------- */
.prose{max-width:40em}
.prose p{margin-bottom:1.1em}
.prose h2{margin:1.9em 0 .5em}
.prose h3{margin:1.5em 0 .4em}
.prose ul{display:flex;flex-direction:column;gap:.5em;margin-bottom:1.1em}
.prose li{position:relative;padding-left:1.6em;line-height:1.8}
.prose li::before{content:"//";position:absolute;left:0;top:.2em;font-family:var(--font-mono);font-size:12px;color:var(--flame)}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:900;font-size:12px;letter-spacing:.22em;color:var(--ochre-deep);
}
.eyebrow::before{content:"";width:26px;height:3px;background:var(--flame);transform:skewX(-20deg)}
.chapter-mark{
  display:block;font-family:var(--font-mono);font-size:clamp(34px,5vw,64px);
  line-height:1;letter-spacing:-.02em;color:var(--flame);font-variant-numeric:tabular-nums;
}
.chapter-mark::after{content:"";display:block;width:64px;height:4px;margin-top:12px;background:var(--ochre);transform:skewX(-14deg)}
.tag{
  display:inline-block;padding:3px 10px;border:2px solid var(--ochre-deep);border-radius:2px;
  background:var(--flame-soft);color:var(--ink);
  font-family:var(--font-head);font-weight:900;font-size:11px;letter-spacing:.1em;
  transform:rotate(-1.5deg);
}
.tag--live{background:var(--flame);color:var(--night)}
.tag--quiet{background:transparent;color:var(--grayblue);border-color:var(--rule);transform:none}
.linkline{
  position:relative;display:inline-block;text-decoration:none;color:inherit;
  border-bottom:1px solid var(--rule);
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.linkline::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--flame);
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .22s var(--ease);
}
.linkline:hover{color:var(--ochre-deep);border-color:transparent}
.linkline:hover::after{transform:scaleX(1)}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-head);font-size:12px;letter-spacing:.08em;color:var(--grayblue);
}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";font-family:var(--font-mono);color:var(--rule)}
.crumbs a{text-decoration:none;color:var(--grayblue);transition:color .18s var(--ease)}
.crumbs a:hover{color:var(--flame)}
.crumbs [aria-current="page"]{color:var(--ink);font-weight:900}

/* ---------- 11. 纸卡与数据块 ---------- */
.paper-card{
  position:relative;background:var(--paper);
  border:2px solid var(--ochre-deep);padding:clamp(18px,2.4vw,30px);
  box-shadow:10px 10px 0 rgba(124,59,34,.18);
}
.paper-card--stack{box-shadow:none;margin:0 10px 10px 0}
.paper-card--stack::before{
  content:"";position:absolute;inset:9px -9px -9px 9px;z-index:-1;
  background:var(--paper-2);border:2px solid var(--ochre-deep);
}
.paper-card--night{background:var(--night);color:rgba(245,239,228,.82);border-color:var(--ochre)}
.paper-card--night h2,.paper-card--night h3{color:var(--paper)}

/* ---------- 12. 图像容器（页面阶段放图） ---------- */
.media{
  position:relative;display:block;overflow:hidden;
  background:linear-gradient(132deg,var(--night) 0%,#16283f 58%,var(--ochre) 100%);
  border:2px solid var(--ochre-deep);
  box-shadow:10px 10px 0 rgba(124,59,34,.22);
}
.media img{width:100%;height:100%;object-fit:cover}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(245,239,228,.14) 1px,transparent 1.2px);
  background-size:5px 5px;
}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}
.media--portrait{aspect-ratio:3/4}
.media--tilt{transform:rotate(-1.2deg)}
.media--clip{clip-path:polygon(0 0,100% 2.6%,100% 100%,0 97.4%)}
.media__tag{
  position:absolute;left:12px;bottom:12px;z-index:2;
  padding:3px 9px;background:var(--flame);color:var(--night);
  font-family:var(--font-head);font-weight:900;font-size:11px;letter-spacing:.1em;
  border:2px solid var(--ochre-deep);transform:rotate(-1.5deg);
}
.figure-cap{
  display:flex;gap:9px;margin-top:10px;padding-left:12px;position:relative;
  font-size:12px;line-height:1.7;letter-spacing:.06em;color:var(--grayblue);
}
.figure-cap::before{content:"";position:absolute;left:0;top:.5em;width:3px;height:1.1em;background:var(--flame)}

/* ---------- 13. 显现 ---------- */
[data-reveal]{opacity:0;transform:translateY(14px)}
[data-reveal].is-in{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease)}

/* ---------- 14. 平板 ---------- */
@media (max-width:1180px) and (min-width:901px){
  :root{--rail-w:88px}
  .rail{padding:18px 8px 16px;gap:12px}
  .rail__logo-mark{width:40px;height:40px;font-size:20px}
  .rail__logo-text{font-size:13px;letter-spacing:.18em}
  .rail__label{font-size:11px;letter-spacing:.14em}
  .rail__link{padding:8px 3px 10px}
  .btn--rail{font-size:11px;padding:7px 4px}
  .rail__hint{font-size:9px}
  .site-foot__brand{grid-column:span 4}
  .site-foot__nav{grid-column:span 8}
  .site-foot__contact{grid-column:span 12}
}

/* ---------- 15. 桌面短视口 ---------- */
@media (min-width:901px) and (max-height:780px){
  .rail__tagline{display:none}
  .rail__brand{gap:6px}
  .rail__link{padding:7px 3px 9px}
}

/* ---------- 16. 移动端：底部抽屉 ---------- */
@media (max-width:900px){
  :root{--rail-w:0px}
  body{padding-left:0;padding-bottom:86px}
  .rail{
    top:auto;left:0;right:0;bottom:0;width:auto;max-height:92vh;overflow-y:auto;
    display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;
    padding:10px 14px 12px;border-right:0;border-top:3px solid var(--flame);
  }
  .rail::after{display:none}
  .rail__brand{flex:1 1 auto;flex-direction:row;align-items:center;gap:10px;text-align:left}
  .rail__logo{flex-direction:row;gap:10px}
  .rail__logo-mark{width:38px;height:38px;font-size:20px}
  .rail__logo-text{writing-mode:horizontal-tb;font-size:19px;letter-spacing:.08em}
  .rail__tagline{display:none}
  .rail[data-scrolled] .rail__logo-mark{width:38px;height:38px}
  .nav-toggle{display:inline-flex;order:1}
  .rail__actions{order:2;flex-basis:100%;flex-direction:row;gap:8px;display:none}
  .rail__nav{order:3;flex-basis:100%;width:100%;max-height:58vh;overflow-y:auto;display:none;padding:2px 0 6px}
  .rail[data-open] .rail__actions{display:flex}
  .rail[data-open] .rail__nav{display:block}
  .rail[data-open] .rail__actions,.rail[data-open] .rail__nav{animation:drawerIn .24s var(--ease) both}
  .rail__hint{display:none}
  .rail__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .rail__link{
    flex-direction:row;align-items:baseline;justify-content:flex-start;gap:9px;
    padding:11px 12px;background:rgba(245,239,228,.06);
    border-left:0;border-bottom:2px solid transparent;
  }
  .rail__link:hover{background:rgba(255,106,19,.16);border-left:0;border-bottom-color:rgba(255,106,19,.6)}
  .rail__link[aria-current="page"]{border-left:0;border-bottom-color:var(--flame);background:rgba(180,96,58,.34)}
  .rail__label{writing-mode:horizontal-tb;font-size:15px;letter-spacing:.06em}
  .rail__num{font-size:12px}
  .btn--rail{width:100%;font-size:13px;padding:9px 6px}

  .grid--2,.grid--3,.grid--rail{grid-template-columns:minmax(0,1fr)}
  .site-foot__brand,.site-foot__nav,.site-foot__contact{grid-column:span 12}
  .site-foot__nav{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-foot__legal{align-items:flex-start;flex-direction:column}
}
@media (max-width:520px){
  body{font-size:16px}
  .site-foot__nav{grid-template-columns:minmax(0,1fr)}
  .rail__list{grid-template-columns:minmax(0,1fr)}
}

@keyframes drawerIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- 17. 减弱动效 ---------- */
@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]{opacity:1!important;transform:none!important}
  .btn:hover{transform:none}
  .linkline:hover::after{transform:scaleX(1)}
}