/* ==========================================================================
   押注体育 · 共享样式表  /assets/site.css
   深空蓝基底 + 霓虹橙锚点 + 电光青导视 · 堆叠画板与纸张叠层
   ========================================================================== */

:root{
  --void:#05070E;
  --panel:#0B1324;
  --lift:#14203A;
  --ink:#EDF1F8;
  --ink-soft:#9BA9C4;
  --neon:#FF6A1A;
  --volt:#18E0D0;
  --amber:#FFC247;
  --rule:#2B3A5C;
  --stack:#1B2A45;

  --rail-w:238px;
  --bar-h:58px;
  --dock-h:64px;
  --page-max:1200px;

  --font-display:'HarmonyOS Sans SC','Source Han Sans SC','Noto Sans SC',system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,'JetBrains Mono','SFMono-Regular',Menlo,Consolas,monospace;

  --ease:cubic-bezier(.22,.68,.28,1);
  --radius:2px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  font-family:var(--font-display);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--void);
  background-image:
    radial-gradient(700px 430px at 88% -8%, rgba(255,106,26,.15), transparent 62%),
    radial-gradient(640px 430px at 0% 104%, rgba(24,224,208,.11), transparent 60%),
    radial-gradient(rgba(237,241,248,.045) 1px, transparent 1px);
  background-size:auto,auto,22px 22px;
  background-repeat:no-repeat,no-repeat,repeat;
}
img,svg,video{max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,h5,h6{margin:0 0 .5em;font-weight:800;line-height:1.16;letter-spacing:-.01em}
p{margin:0 0 1em;max-width:68ch}
a{color:var(--volt);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--neon)}
hr{border:0;border-top:1px solid var(--rule);margin:32px 0}
:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:var(--radius)}
#main-content{display:block}
#main-content:focus{outline:none}

/* ---------- 版式 ---------- */
.display{
  margin:0;
  font-size:clamp(44px,9vw,152px);
  font-weight:900;
  line-height:.92;
  letter-spacing:-.02em;
  transform:skewX(-6deg);
  transform-origin:left bottom;
}
.display--sm{font-size:clamp(32px,6vw,76px)}
.h-section{font-size:clamp(24px,4.2vw,48px);font-weight:800;line-height:1.06;letter-spacing:-.015em}
.lede{font-size:clamp(16px,1.9vw,19px);line-height:1.7;color:var(--ink-soft);max-width:62ch}
.idx{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.muted{color:var(--ink-soft)}

/* ---------- 布局 ---------- */
.wrap{width:100%;max-width:var(--page-max);margin-inline:auto;padding-inline:clamp(18px,4vw,44px)}
.wrap--narrow{max-width:880px}
.section{padding-block:clamp(40px,7vw,88px)}
.grid{display:grid;gap:clamp(16px,2.4vw,28px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--5-7{grid-template-columns:5fr 7fr}
@media (max-width:900px){
  .grid--2,.grid--3,.grid--5-7{grid-template-columns:minmax(0,1fr)}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 20px;
  border:1px solid var(--rule);
  border-radius:var(--radius);
  background:var(--lift);
  color:var(--ink);
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  text-decoration:none;
  cursor:pointer;
  transition:transform .16s var(--ease),background .16s var(--ease),border-color .16s var(--ease),box-shadow .16s var(--ease);
}
.btn:hover{transform:translateY(-4px) rotate(-2deg);border-color:var(--neon);color:var(--ink)}
.btn:active{transform:translateY(2px)}
.btn--primary{
  background:linear-gradient(100deg,var(--neon),#FF8A3D);
  border-color:transparent;
  color:#160803;
  box-shadow:0 10px 24px rgba(255,106,26,.22);
}
.btn--primary:hover{color:#160803}
.btn--ghost{background:transparent}
.btn--block{width:100%}
.btn--sm{padding:8px 14px;font-size:13px}
.copy-btn[data-state="ok"]{border-color:var(--volt);color:var(--volt)}
.copy-btn[data-state="fail"]{border-color:var(--amber);color:var(--amber)}

/* ---------- 面板 / 标签 / 提示 ---------- */
.panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--rule);
  padding:clamp(20px,3vw,34px);
  box-shadow:-10px 10px 0 rgba(27,42,69,.35);
}
.panel--lift{background:var(--lift);box-shadow:-6px 6px 0 rgba(27,42,69,.5)}
.panel__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:8px 16px;
  margin-bottom:14px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--rule);
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.tag--accent{border-color:rgba(255,106,26,.55);color:var(--neon)}
.tag--volt{border-color:rgba(24,224,208,.5);color:var(--volt)}
.callout{
  margin:0 0 1.2em;
  padding:14px 18px;
  border-left:3px solid var(--amber);
  background:rgba(255,194,71,.08);
  color:var(--ink);
}
.callout--volt{border-left-color:var(--volt);background:rgba(24,224,208,.07)}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0 0 18px;
  padding:0;
  list-style:none;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.crumbs li::after{content:'/';margin-left:8px;color:var(--rule)}
.crumbs li:last-child::after{content:''}
.crumbs a{color:var(--ink-soft);text-decoration:none}
.crumbs a:hover{color:var(--volt)}
.crumbs [aria-current="page"]{color:var(--ink)}

/* ---------- 键值行 ---------- */
.kv{
  display:grid;
  grid-template-columns:minmax(120px,32%) minmax(0,1fr);
  gap:6px 18px;
  margin:0;
  padding:12px 0;
  border-top:1px dashed var(--rule);
}
.kv__k{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.kv__v{margin:0}

/* ---------- 图片容器 ---------- */
.figure{margin:0;display:grid;gap:10px}
.figure__frame{
  position:relative;
  border:1px solid var(--rule);
  background:var(--lift);
  overflow:hidden;
}
.figure__frame::after{
  content:'';
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(237,241,248,.05) 0 2px,transparent 2px 9px);
  pointer-events:none;
}
.figure__media{
  display:block;
  width:100%;
  aspect-ratio:16 / 9;
  object-fit:cover;
  background:
    radial-gradient(120% 120% at 12% 0%, rgba(24,224,208,.22), transparent 55%),
    radial-gradient(120% 120% at 88% 100%, rgba(255,106,26,.24), transparent 58%),
    var(--lift);
}
.figure__media--wide{aspect-ratio:21 / 9}
.figure__media--square{aspect-ratio:1 / 1}
.figure__caption{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--ink-soft);
}

/* ---------- 标签页 ---------- */
.tabs{display:grid;gap:18px}
.tabs__list{
  display:flex;
  flex-wrap:wrap;
  gap:4px;
  margin:0;
  padding:0;
  border-bottom:1px solid var(--rule);
}
.tabs__tab{
  position:relative;
  appearance:none;
  border:0;
  background:transparent;
  padding:10px 14px;
  color:var(--ink-soft);
  font-size:14px;
  font-weight:700;
  letter-spacing:.02em;
  cursor:pointer;
  transition:color .16s var(--ease);
}
.tabs__tab::after{
  content:'';
  position:absolute;
  left:10px;
  right:10px;
  bottom:-1px;
  height:2px;
  background:var(--neon);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s var(--ease);
}
.tabs__tab:hover{color:var(--ink)}
.tabs__tab[aria-selected="true"]{color:var(--ink)}
.tabs__tab[aria-selected="true"]::after{transform:scaleX(1)}
.tabs__panel{padding-top:4px}
.tabs__panel[hidden]{display:none}

/* ---------- 显现动画 ---------- */
.has-reveal [data-reveal] > *{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  transition-delay:calc(var(--reveal-i,0) * 60ms);
}
.has-reveal [data-reveal].is-in > *{opacity:1;transform:none}

/* ==========================================================================
   头部
   ========================================================================== */
.skip-link{
  position:fixed;
  top:8px;
  left:8px;
  z-index:200;
  padding:10px 16px;
  border-radius:var(--radius);
  background:var(--neon);
  color:#150702;
  font-weight:700;
  text-decoration:none;
  transform:translateY(-180%);
  transition:transform .18s var(--ease);
}
.skip-link:focus{transform:translateY(0);color:#150702}

.site-header{
  position:fixed;
  z-index:100;
  color:var(--ink);
  background-color:rgba(11,19,36,.98);
  background-image:
    linear-gradient(180deg,rgba(11,19,36,.98),rgba(5,7,14,.98)),
    radial-gradient(rgba(237,241,248,.05) 1px,transparent 1px);
  background-size:auto,18px 18px;
}
.site-header__bar{padding:22px 18px 20px;border-bottom:1px dashed var(--rule)}

.brand{display:flex;flex-direction:column;gap:2px;text-decoration:none;color:var(--ink)}
.brand__mark{font-size:22px;font-weight:900;letter-spacing:.04em;line-height:1}
.brand__mark::after{
  content:'';
  display:block;
  width:34px;
  height:3px;
  margin-top:7px;
  background:linear-gradient(90deg,var(--neon),var(--volt));
}
.brand__latin{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--ink-soft);
}

.site-header__tagline{margin:12px 0 0;font-size:12px;line-height:1.55;color:var(--ink-soft)}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px}
.version-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin:0;
  padding:4px 9px;
  border:1px solid rgba(255,194,71,.5);
  border-radius:var(--radius);
  background:rgba(255,106,26,.13);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
}
.version-chip__tag{color:var(--ink-soft)}
.version-chip__value{color:var(--amber);font-weight:700}
.lang-switch{
  display:inline-flex;
  align-items:center;
  margin:0;
  border:1px solid var(--rule);
  border-radius:999px;
  overflow:hidden;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
}
.lang-switch__item{padding:3px 9px;color:var(--ink-soft)}
.lang-switch__item.is-active{background:var(--lift);color:var(--volt)}
.site-header__cta{margin-top:16px}

.nav-toggle{display:none}

.site-nav__label{
  margin:0 0 10px;
  padding-inline:8px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.site-nav__list{list-style:none;display:flex;flex-direction:column;gap:2px}
.site-nav__link{
  position:relative;
  display:grid;
  grid-template-columns:26px minmax(0,1fr);
  grid-template-areas:
    "idx name"
    "idx latin";
  align-items:center;
  gap:0 6px;
  padding:9px 8px 9px 12px;
  border-radius:var(--radius);
  color:var(--ink-soft);
  text-decoration:none;
  transition:background .16s var(--ease),color .16s var(--ease);
}
.site-nav__link::before{
  content:'';
  position:absolute;
  left:0;
  top:8px;
  bottom:8px;
  width:2px;
  background:var(--neon);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .2s var(--ease);
}
.site-nav__link:hover{background:var(--lift);color:var(--ink)}
.site-nav__link:hover::before{transform:scaleY(1)}
.site-nav__link[aria-current="page"]{
  color:var(--ink);
  background:linear-gradient(90deg,rgba(255,106,26,.18),rgba(255,106,26,0) 72%);
}
.site-nav__link[aria-current="page"]::before{transform:scaleY(1)}
.site-nav__idx{
  grid-area:idx;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--ink-soft);
}
.site-nav__link[aria-current="page"] .site-nav__idx{color:var(--neon)}
.site-nav__name{grid-area:name;font-size:15px;font-weight:700;line-height:1.3}
.site-nav__latin{
  grid-area:latin;
  font-family:var(--font-mono);
  font-size:9.5px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:rgba(155,169,196,.62);
}
.site-nav__foot{
  margin:16px 8px 0;
  padding-top:12px;
  border-top:1px dashed var(--rule);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--ink-soft);
}

.dock-nav{display:none}
.nav-scrim{display:none}

.scroll-progress{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:3px;
  z-index:30;
  background:rgba(43,58,92,.45);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
}
.scroll-progress.is-visible{opacity:1}
.scroll-progress__bar{
  display:block;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,var(--volt),var(--neon));
  transform:scaleX(0);
  transform-origin:left center;
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,96px);
  border-top:1px solid var(--rule);
  background-color:var(--panel);
  background-image:radial-gradient(rgba(237,241,248,.04) 1px,transparent 1px);
  background-size:20px 20px;
  color:var(--ink);
}
.site-footer::before{
  content:'';
  position:absolute;
  top:-1px;
  left:0;
  width:min(260px,44%);
  height:2px;
  background:linear-gradient(90deg,var(--neon),rgba(255,106,26,0));
}
.site-footer__inner{
  max-width:var(--page-max);
  margin-inline:auto;
  padding:clamp(32px,5vw,64px) clamp(18px,4vw,44px) 0;
}
.site-footer__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:22px;
  padding-bottom:22px;
  border-bottom:1px dashed var(--rule);
  overflow:hidden;
}
.site-footer__index{
  margin:0 0 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--volt);
}
.site-footer__brand{
  margin:0;
  font-size:clamp(30px,7vw,64px);
  font-weight:900;
  line-height:.95;
  letter-spacing:-.02em;
  transform:skewX(-6deg);
  transform-origin:left bottom;
}
.site-footer__latin{
  margin:10px 0 0;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.site-footer__grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:28px;
  padding:28px 0;
}
.footer-col__title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--amber);
}
.footer-col__title::before{content:'▍';color:var(--neon);margin-right:4px}
.footer-col__list{list-style:none;display:grid;gap:8px}
.footer-col__list a{
  color:var(--ink-soft);
  font-size:14px;
  text-decoration:none;
  transition:color .16s var(--ease),transform .16s var(--ease);
  display:inline-block;
}
.footer-col__list a:hover{color:var(--volt);transform:translateX(3px)}
.footer-col__text{
  margin:0 0 8px;
  font-family:var(--font-mono);
  font-size:13px;
  line-height:1.6;
  color:var(--ink-soft);
  overflow-wrap:anywhere;
}
.site-footer__legal{
  max-width:var(--page-max);
  margin-inline:auto;
  padding:16px clamp(18px,4vw,44px) 28px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px 20px;
  border-top:1px solid var(--rule);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--ink-soft);
}
.site-footer__legal p{margin:0;max-width:none}

/* ==========================================================================
   响应式骨架
   ========================================================================== */
@media (min-width:1024px){
  body{padding-left:var(--rail-w)}
  .site-header{
    top:0;
    left:0;
    bottom:0;
    width:var(--rail-w);
    display:flex;
    flex-direction:column;
    border-right:1px solid var(--rule);
  }
  .site-nav{flex:1 1 auto;min-height:0;overflow-y:auto;padding:16px 10px 14px}
  .scroll-progress{left:var(--rail-w)}
}

@media (max-width:1023px){
  body{padding-top:var(--bar-h);padding-bottom:var(--dock-h)}
  body.is-nav-open{overflow:hidden}

  .site-header{
    top:0;
    left:0;
    right:0;
    height:var(--bar-h);
    border-bottom:1px solid var(--rule);
  }
  .site-header__bar{
    display:flex;
    align-items:center;
    gap:10px;
    height:100%;
    padding:0 14px;
    border-bottom:0;
  }
  .brand{flex-direction:row;align-items:baseline;gap:8px}
  .brand__mark{font-size:17px}
  .brand__mark::after{display:none}
  .brand__latin{display:none}
  .site-header__tagline{display:none}
  .meta-row{margin:0 0 0 auto}
  .lang-switch{display:none}
  .site-header__cta{display:none}

  .nav-toggle{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 12px;
    border:1px solid var(--rule);
    border-radius:var(--radius);
    background:transparent;
    color:var(--ink);
    font-size:13px;
    font-weight:700;
    cursor:pointer;
  }
  .nav-toggle__bars{position:relative;width:16px;height:10px;display:block}
  .nav-toggle__bars::before,
  .nav-toggle__bars::after{
    content:'';
    position:absolute;
    left:0;
    right:0;
    height:2px;
    background:var(--neon);
    transition:transform .2s var(--ease);
  }
  .nav-toggle__bars::before{top:0}
  .nav-toggle__bars::after{bottom:0}
  .site-header[data-open="true"] .nav-toggle__bars::before{transform:translateY(4px) rotate(45deg)}
  .site-header[data-open="true"] .nav-toggle__bars::after{transform:translateY(-4px) rotate(-45deg)}

  .site-nav{
    position:fixed;
    top:var(--bar-h);
    left:0;
    right:0;
    bottom:var(--dock-h);
    z-index:12;
    padding:20px 16px 26px;
    overflow-y:auto;
    background:var(--panel);
    border-bottom:1px solid var(--rule);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
  }
  .site-header[data-open="true"] .site-nav{opacity:1;visibility:visible;transform:none}
  .site-nav__label{padding-inline:12px}
  .site-nav__link{padding:14px 12px}
  .site-nav__name{font-size:17px}

  .dock-nav{
    display:block;
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    z-index:14;
    height:var(--dock-h);
    background:rgba(11,19,36,.97);
    border-top:1px solid var(--rule);
  }
  .dock-nav__list{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));height:100%}
  .dock-nav__link{
    position:relative;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:2px;
    height:100%;
    color:var(--ink-soft);
    font-size:11px;
    line-height:1.2;
    text-decoration:none;
  }
  .dock-nav__link::before{
    content:'';
    position:absolute;
    top:0;
    left:50%;
    width:18px;
    height:2px;
    background:var(--neon);
    transform:translateX(-50%) scaleX(0);
    transition:transform .2s var(--ease);
  }
  .dock-nav__link:hover{color:var(--ink)}
  .dock-nav__link[aria-current="page"]{color:var(--ink)}
  .dock-nav__link[aria-current="page"]::before{transform:translateX(-50%) scaleX(1)}
  .dock-nav__idx{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;color:rgba(155,169,196,.7)}

  .nav-scrim{
    display:block;
    position:fixed;
    inset:0;
    z-index:9;
    background:rgba(5,7,14,.74);
    opacity:0;
    visibility:hidden;
    transition:opacity .22s var(--ease),visibility .22s var(--ease);
  }
  .site-header[data-open="true"] .nav-scrim{opacity:1;visibility:visible}
}

@media (max-width:760px){
  .site-footer__grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .site-footer__head{align-items:flex-start}
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .has-reveal [data-reveal] > *{opacity:1;transform:none}
  .btn:hover{transform:none}
  .footer-col__list a:hover{transform:none}
}