/* ===========================================================
   优发国游戏 CN 站 · /assets/site.css
   共享外壳：reset / 令牌 / 中文排版 / 侧边轨道页头 / 终端页脚 / 基础组件
   =========================================================== */

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,picture,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
table{border-collapse:collapse}
hr{border:0;margin:0}
main{display:block}

/* ---------- tokens ---------- */
:root{
  --lake:#146A8C;
  --lake-deep:#0D3E52;
  --rock:#4E5A61;
  --rock-light:#AEBAC0;
  --mist:#F3F6F7;
  --lime:#E5FF4F;
  --term:#35E09B;
  --amber:#FF9B3D;
  --ink:#08171D;

  --rail-w:88px;
  --topbar-h:56px;
  --maxw:1320px;
  --gap:24px;

  --line:rgba(78,90,97,.22);
  --line-soft:rgba(78,90,97,.12);
  --line-dark:rgba(174,186,192,.22);

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

  --ease:cubic-bezier(.22,.75,.28,1);
}

/* ---------- base ---------- */
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.65;
  color:var(--rock);
  background-color:var(--mist);
  background-image:
    linear-gradient(to right,rgba(78,90,97,.07) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(78,90,97,.07) 1px,transparent 1px);
  background-size:96px 96px;
  -webkit-font-smoothing:antialiased;
  min-height:100%;
}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;color:var(--lake-deep);line-height:1.25}
strong{font-weight:700;color:var(--lake-deep)}
::selection{background:var(--lime);color:var(--ink)}

:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
  box-shadow:0 0 0 3px rgba(8,23,29,.55);
}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}

@media (prefers-reduced-motion: no-preference){
  html{scroll-behavior:smooth}
}

/* ---------- 布局 ---------- */
.wrap{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:20px;
}
@media (min-width:768px){ .wrap{padding-inline:32px} }
@media (min-width:1200px){ .wrap{padding-inline:48px} }

.grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gap);
}
.col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:span 12}
@media (min-width:900px){
  .col-3{grid-column:span 3}
  .col-4{grid-column:span 4}
  .col-5{grid-column:span 5}
  .col-6{grid-column:span 6}
  .col-7{grid-column:span 7}
  .col-8{grid-column:span 8}
}

.section{padding-block:60px}
.section--tight{padding-block:36px}
.section--dark{background:var(--lake-deep);color:var(--mist)}
.section--dark .h-display,
.section--dark .h-section,
.section--dark .h-block{color:var(--mist)}
.section--dark .lead{color:rgba(243,246,247,.78)}
.section--dark .note{color:rgba(174,186,192,.85)}
@media (min-width:900px){ .section{padding-block:88px} }

.rule{height:1px;width:100%;background:var(--line);border:0}

/* ---------- 排版 ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--lake);
}
.h-display{
  font-size:clamp(32px,5.4vw,64px);
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.02;
  color:var(--lake-deep);
}
.h-section{
  font-size:clamp(22px,2.6vw,32px);
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--lake-deep);
}
.h-block{
  font-size:clamp(17px,1.7vw,22px);
  font-weight:700;
  color:var(--lake-deep);
}
.lead{font-size:17px;line-height:1.7;max-width:62ch}
.note{font-size:13px;line-height:1.55;color:var(--rock-light)}
.mono{font-family:var(--font-mono);letter-spacing:.02em}
.idx{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;color:var(--rock-light)}
.num-xl{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:clamp(56px,10vw,148px);
  line-height:.86;
  letter-spacing:-.04em;
  color:var(--lake-deep);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 20px;
  border:1px solid var(--lake);
  background:transparent;
  color:var(--lake-deep);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.2;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s var(--ease);
}
.btn:hover{border-color:var(--lake-deep);background:rgba(20,106,140,.08)}
.btn--lime{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:700}
.btn--lime:hover{background:#f2ff86;border-color:#f2ff86;color:var(--ink)}
.btn--solid{background:var(--lake);border-color:var(--lake);color:#fff}
.btn--solid:hover{background:var(--lake-deep);border-color:var(--lake-deep)}
.btn--ghost{border-color:var(--line-dark);color:var(--mist)}
.btn--ghost:hover{background:rgba(243,246,247,.1);border-color:var(--mist);color:var(--mist)}
.btn--mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.1em}
.btn.is-copied{background:var(--term);border-color:var(--term);color:var(--ink)}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.1em;
  color:var(--lake);padding-bottom:3px;border-bottom:1px solid rgba(20,106,140,.4);
  transition:color .2s ease,border-color .2s ease;
}
.link-more:hover{color:var(--lake-deep);border-color:var(--lake-deep)}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  color:var(--rock-light);padding-block:18px;
}
.crumbs__item{display:inline-flex;align-items:center;gap:8px}
.crumbs__link{color:var(--lake)}
.crumbs__link:hover{color:var(--lake-deep);text-decoration:underline;text-underline-offset:3px}
.crumbs__sep{color:var(--rock-light)}
.crumbs__current{color:var(--rock)}

/* ---------- 面板 / 终端 ---------- */
.panel{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  padding:24px;
}
.panel--dark{background:var(--lake-deep);border-color:var(--line-dark);color:var(--mist)}
.panel--dark .panel__title{color:var(--mist)}
.panel--terminal{
  background:var(--ink);
  border-color:rgba(53,224,155,.3);
  color:#b9e6d6;
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1.75;
}
.panel--terminal::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(53,224,155,.05) 0 1px,transparent 1px 5px);
}
.panel__title{font-size:16px;font-weight:700;letter-spacing:.02em;margin-bottom:10px;color:var(--lake-deep)}
.panel__body{font-size:15px;line-height:1.7}
.prompt::before{content:"› ";color:var(--term)}

/* ---------- 状态 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  padding:3px 8px;border:1px solid currentColor;line-height:1.5;
}
.tag--ok{color:var(--term)}
.tag--warn{color:var(--amber)}
.tag--info{color:var(--lake)}
.dot{
  display:inline-block;flex:none;width:7px;height:7px;background:currentColor;
}

/* ---------- 数据表 ---------- */
.spec{width:100%;font-size:14px;line-height:1.45}
.spec caption{text-align:left;font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--rock-light);padding-bottom:10px}
.spec th,.spec td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line-soft);vertical-align:top}
.spec th{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;font-weight:500;color:var(--rock-light)}
.spec td{color:var(--rock)}
.spec .num{font-family:var(--font-mono);color:var(--lake-deep);letter-spacing:.02em;white-space:nowrap}

/* ---------- 展开组 ---------- */
.expand{border-top:1px solid var(--line)}
.expand__trigger{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:18px 0;text-align:left;
  font-size:17px;font-weight:600;color:var(--lake-deep);
  transition:color .2s ease;
}
.expand__trigger:hover{color:var(--lake)}
.expand__trigger[aria-expanded="true"]{color:var(--lake)}
.expand__icon{
  font-family:var(--font-mono);font-size:18px;line-height:1;color:var(--lake);
  transition:transform .3s var(--ease),color .3s ease;
}
.expand.is-open .expand__icon{transform:rotate(45deg);color:var(--amber)}
.expand__panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s var(--ease)}
.expand__panel > .expand__inner{overflow:hidden}
.expand.is-open .expand__panel{grid-template-rows:1fr}
.expand__inner > * + *{margin-top:12px}
.expand__inner{padding-bottom:22px;font-size:15px;line-height:1.7}

/* ---------- 媒体容器 ---------- */
.media{
  position:relative;overflow:hidden;display:block;
  border:1px solid var(--line);
  background-image:linear-gradient(150deg,var(--lake-deep) 0%,var(--lake) 55%,var(--rock) 100%);
}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.07) 0 1px,transparent 1px 4px);
}
.media--wide{aspect-ratio:16/9}
.media--tall{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media__img{width:100%;height:100%;object-fit:cover}
.media__cap{
  position:absolute;left:0;bottom:0;z-index:1;
  background:var(--ink);color:var(--mist);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  padding:6px 10px;
}
.media__overlay{
  position:absolute;right:12px;top:12px;z-index:1;
  background:rgba(8,23,29,.82);color:var(--lime);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  padding:5px 9px;border:1px solid rgba(229,255,79,.5);
}

/* ---------- 数值块 ---------- */
.stat{display:flex;flex-direction:column;gap:6px;border-left:2px solid var(--lake);padding-left:14px}
.stat--ok{border-left-color:var(--term)}
.stat--alert{border-left-color:var(--amber)}
.stat__num{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(26px,3.6vw,40px);line-height:1;letter-spacing:-.03em;
  color:var(--lake-deep);
}
.stat--ok .stat__num{color:var(--term)}
.stat--alert .stat__num{color:var(--amber)}
.stat__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--rock-light)}

/* ---------- 进入显现 ---------- */
@media (prefers-reduced-motion: no-preference){
  .js [data-reveal]{
    opacity:0;transform:translateY(8px);
    transition:opacity .4s var(--ease),transform .4s var(--ease);
  }
  .js [data-reveal].is-in{opacity:1;transform:none}
}

/* ===========================================================
   页头：桌面端 88px 侧边轨道 / 移动端顶部细条 + 抽屉
   =========================================================== */
.skip-link{
  position:fixed;left:50%;top:10px;z-index:200;
  transform:translate(-50%,-240%);
  background:var(--lime);color:var(--ink);
  padding:10px 18px;font-size:14px;font-weight:700;letter-spacing:.04em;
  transition:transform .2s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible{transform:translate(-50%,0);outline:2px solid var(--ink);outline-offset:2px}

.site-rail{
  position:fixed;left:0;top:0;bottom:0;z-index:60;
  width:var(--rail-w);
  display:flex;flex-direction:column;align-items:center;
  padding:18px 0 14px;
  background:var(--lake-deep);
  color:var(--mist);
  border-right:1px solid var(--line-dark);
}
.site-rail::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 12px);
}

/* 品牌 */
.rail-brand{position:relative;z-index:1;flex:0 0 auto}
.rail-brand__link{display:flex;flex-direction:column;align-items:center;gap:12px}
.rail-brand__mark{
  display:grid;place-items:center;
  width:34px;height:34px;
  background:var(--lime);color:var(--ink);
  font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.02em;
}
.rail-brand__name{
  writing-mode:vertical-rl;
  text-orientation:upright;
  font-size:13px;font-weight:700;letter-spacing:.24em;color:var(--mist);
}

/* 移动端菜单按钮（桌面隐藏） */
.rail-toggle{
  display:none;
  position:relative;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  width:44px;height:44px;
  border:1px solid var(--line-dark);
  color:var(--mist);
}
.rail-toggle__bar{display:block;width:18px;height:1.5px;background:var(--mist);transition:transform .25s var(--ease),opacity .25s ease}
.rail-toggle__label{
  position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}

/* 导航轨道 */
.rail-nav{
  position:relative;z-index:1;flex:1 1 auto;width:100%;
  display:flex;align-items:center;justify-content:center;
  margin:14px 0;overflow-y:auto;scrollbar-width:none;
}
.rail-nav::-webkit-scrollbar{display:none}
.rail-nav__list{display:flex;flex-direction:column;align-items:center;gap:14px}
.rail-nav__item{display:block}
.rail-nav__link{
  position:relative;display:block;
  writing-mode:vertical-rl;
  text-orientation:upright;
  padding:8px 5px;line-height:1.15;
  font-size:14px;letter-spacing:.16em;
  color:rgba(243,246,247,.72);
  transition:color .25s ease;
}
.rail-nav__link::before{
  content:"";position:absolute;left:-18px;top:0;bottom:0;width:2px;
  background:transparent;
  transform:scaleY(0);transform-origin:top center;
  transition:background .25s ease,transform .25s var(--ease);
}
.rail-nav__link:hover{color:var(--mist)}
.rail-nav__link:hover::before{background:var(--rock-light);transform:scaleY(1)}
.rail-nav__link[aria-current="page"]{color:var(--lime)}
.rail-nav__link[aria-current="page"]::before{background:var(--lime);transform:scaleY(1)}
.rail-nav__index{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;
  text-orientation:mixed;color:rgba(174,186,192,.8);
  margin-bottom:7px;
}
.rail-nav__link[aria-current="page"] .rail-nav__index{color:var(--lime)}
.rail-nav__text{letter-spacing:.16em}

/* 轨道底部礼包入口 */
.rail-foot{
  position:relative;z-index:1;flex:0 0 auto;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  width:100%;padding:0 12px;
}
.rail-cta{
  display:block;width:100%;
  padding:12px 6px;text-align:center;
  background:var(--lime);color:var(--ink);
  font-size:11px;font-weight:800;letter-spacing:.05em;line-height:1.3;
  transition:background .2s ease;
}
.rail-cta:hover{background:#f2ff86}
.rail-meta{
  font-family:var(--font-mono);font-size:10px;line-height:1.4;letter-spacing:.02em;
  color:var(--rock-light);text-align:center;
}

/* 阅读进度 */
.rail-progress{
  position:absolute;right:0;top:0;bottom:0;width:2px;z-index:2;
  background:rgba(174,186,192,.18);
}
.rail-progress__bar{
  display:block;width:100%;height:100%;
  background:var(--lime);
  transform:scaleY(var(--p,0));
  transform-origin:top center;
}

/* 抽屉遮罩（桌面隐藏） */
.rail-scrim{display:none}

/* ---------- 桌面留白：为侧边轨道让位 ---------- */
@media (min-width:900px){
  body{padding-left:var(--rail-w)}
}

/* ---------- 移动端 / 平板窄屏：顶部细条 + 抽屉 ---------- */
@media (max-width:899px){
  .skip-link{left:12px;transform:translate(0,-240%)}
  .skip-link:focus,.skip-link:focus-visible{transform:translate(0,0)}

  .site-rail{
    position:sticky;top:0;left:auto;right:auto;bottom:auto;
    width:100%;height:var(--topbar-h);
    flex-direction:row;align-items:center;justify-content:space-between;
    padding:0 14px;
    border-right:0;border-bottom:1px solid var(--line-dark);
  }
  .site-rail::before{background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.04) 0 1px,transparent 1px 6px)}

  .rail-brand__link{flex-direction:row;align-items:center;gap:10px}
  .rail-brand__mark{width:28px;height:28px;font-size:11px}
  .rail-brand__name{writing-mode:horizontal-tb;text-orientation:initial;font-size:15px;letter-spacing:.08em}

  .rail-toggle{display:inline-flex}
  .site-rail[data-open] .rail-toggle__bar:nth-child(1){transform:translateY(3.25px) rotate(45deg)}
  .site-rail[data-open] .rail-toggle__bar:nth-child(2){transform:translateY(-3.25px) rotate(-45deg)}

  .rail-nav{
    position:fixed;left:0;top:var(--topbar-h);bottom:0;z-index:3;
    display:block;width:min(84vw,320px);
    margin:0;padding:10px 0 104px;
    background:var(--lake-deep);
    border-right:1px solid var(--line-dark);
    transform:translateX(-100%);
    transition:transform .3s var(--ease);
    overflow-y:auto;
  }
  .rail-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .rail-nav__item{border-bottom:1px solid rgba(174,186,192,.14)}
  .rail-nav__link{
    writing-mode:horizontal-tb;text-orientation:initial;
    display:flex;align-items:center;gap:14px;
    padding:15px 20px;font-size:16px;letter-spacing:.08em;line-height:1.3;
    color:rgba(243,246,247,.82);
  }
  .rail-nav__link::before{left:0;top:0;bottom:0;width:3px;transform:scaleY(.2)}
  .rail-nav__link:hover::before{transform:scaleY(1)}
  .rail-nav__link[aria-current="page"]{color:var(--lime);background:rgba(20,106,140,.4)}
  .rail-nav__link[aria-current="page"]::before{transform:scaleY(1)}
  .rail-nav__index{margin-bottom:0;color:rgba(174,186,192,.7)}
  .rail-nav__text{letter-spacing:.08em}

  .rail-foot{
    position:fixed;left:0;bottom:0;z-index:4;
    align-items:stretch;gap:8px;
    width:min(84vw,320px);padding:14px;
    background:var(--ink);
    border-top:1px solid rgba(53,224,155,.3);
    border-right:1px solid var(--line-dark);
    transform:translateX(-100%);
    transition:transform .3s var(--ease);
  }
  .rail-cta{font-size:14px;letter-spacing:.1em;padding:13px 10px}
  .rail-meta{font-size:11px}

  .site-rail[data-open] .rail-nav,
  .rail-nav[data-open],
  .site-rail[data-open] .rail-foot{transform:translateX(0)}

  .rail-scrim{
    display:block;position:fixed;inset:var(--topbar-h) 0 0 0;z-index:2;
    background:rgba(8,23,29,.6);
    opacity:0;visibility:hidden;
    transition:opacity .3s ease,visibility .3s ease;
  }
  .site-rail[data-open] .rail-scrim{opacity:1;visibility:visible}

  .rail-progress{top:auto;right:0;bottom:-1px;left:0;width:auto;height:2px}
  .rail-progress__bar{transform:scaleX(var(--p,0));transform-origin:left center}
}

/* 矮屏保护：压缩轨道纵向占用 */
@media (min-width:900px) and (max-height:760px){
  .rail-nav__list{gap:8px}
  .rail-nav__link{font-size:12px;padding:5px 4px}
  .rail-brand__name{font-size:12px;letter-spacing:.18em}
}

/* ===========================================================
   页脚：深墨终端面板
   =========================================================== */
.site-foot{
  position:relative;
  background:var(--ink);
  color:var(--rock-light);
  border-top:1px solid rgba(53,224,155,.28);
  padding:56px 0 28px;
}
.site-foot::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(53,224,155,.05) 0 1px,transparent 1px 5px);
}
.foot-inner{
  position:relative;z-index:1;
  width:100%;max-width:var(--maxw);margin-inline:auto;
  padding-inline:20px;
}
@media (min-width:768px){ .foot-inner{padding-inline:32px} }
@media (min-width:1200px){ .foot-inner{padding-inline:48px} }

.foot-top{display:grid;grid-template-columns:1fr;gap:36px 24px}
@media (min-width:700px){ .foot-top{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (min-width:1000px){ .foot-top{grid-template-columns:1.7fr 1fr 1fr 1fr} }

.foot-brand__mark{
  font-size:20px;font-weight:900;letter-spacing:.02em;color:var(--mist);
  display:flex;align-items:center;gap:10px;
}
.foot-brand__mark::before{content:"";width:8px;height:8px;background:var(--lime);flex:none}
.foot-brand__line{margin-top:10px;font-size:13px;letter-spacing:.06em;color:var(--rock-light)}
.foot-brand__note{
  margin-top:14px;max-width:38ch;
  font-size:12px;line-height:1.7;color:rgba(174,186,192,.82);
}
.foot-status{
  display:flex;align-items:center;gap:8px;margin-top:14px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--term);
}

.foot-col__title{
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.18em;color:var(--term);margin-bottom:14px;
}
.foot-col__list{display:flex;flex-direction:column;gap:10px}
.foot-col__item{display:block}
.foot-col__link{
  font-size:14px;color:var(--mist);opacity:.82;
  transition:color .2s ease,opacity .2s ease;
}
.foot-col__link:hover{color:var(--lime);opacity:1}

.foot-contact{
  margin-top:44px;padding-top:24px;
  border-top:1px solid var(--line-dark);
  display:grid;grid-template-columns:1fr;gap:16px 32px;
}
@media (min-width:700px){ .foot-contact{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (min-width:1000px){ .foot-contact{grid-template-columns:repeat(4,minmax(0,1fr))} }
.foot-contact__row{font-size:13px;line-height:1.6}
.foot-contact__key{
  display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  color:var(--rock-light);margin-bottom:5px;
}
.foot-contact__val{
  display:block;font-family:var(--font-mono);font-size:13px;letter-spacing:.02em;
  color:var(--mist);word-break:break-all;
}

.foot-bottom{
  margin-top:32px;padding-top:20px;
  border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;
}
.foot-copy{font-size:12px;letter-spacing:.02em;color:var(--rock-light)}
.foot-legal__list{display:flex;flex-wrap:wrap;gap:8px 18px}
.foot-legal__link{
  font-size:12px;color:var(--rock-light);
  padding-bottom:2px;border-bottom:1px solid rgba(174,186,192,.4);
  transition:color .2s ease,border-color .2s ease;
}
.foot-legal__link:hover{color:var(--lime);border-color:var(--lime)}

/* ---------- 光标与状态微动效 ---------- */
@media (prefers-reduced-motion: no-preference){
  .foot-status .dot{animation:rail-pulse 1s ease-in-out infinite}
  .panel--terminal .prompt::before{animation:rail-caret 1s steps(1,end) infinite}
}
@keyframes rail-pulse{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes rail-caret{0%,49%{opacity:1}50%,100%{opacity:.2}}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto}
}