/* ==========================================================================
   NG体育官网 · 共享样式 /assets/site.css
   夜间赛场数据板：深空蓝底 + 石墨黑分区 + 2px 粗边框 + 硬偏移阴影
   ========================================================================== */

:root{
  --ink:#06101C;
  --graphite:#11161D;
  --panel:#0D2235;
  --lime:#B8FF3D;
  --lime-dim:#7BC62D;
  --orange:#FF6B3D;
  --paper:#E9F2F6;
  --steel:#A7B6C2;
  --cyan:#33D6C5;
  --alert:#FF4D6D;
  --line:#22303C;
  --edge:#02090F;
  --maxw:1280px;
  --gap:20px;
  --font-display:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --shadow-hard:8px 8px 0 var(--edge);
  --ease:cubic-bezier(.2,.8,.2,1);
}

/* --------------------------------------------------------------- reset -- */
*,*::before,*::after{box-sizing:border-box}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body{
  margin:0;
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    linear-gradient(180deg,rgba(13,34,53,.55) 0,rgba(6,16,28,0) 520px),
    repeating-linear-gradient(90deg,rgba(34,48,60,.35) 0 1px,transparent 1px 96px);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5{
  margin:0 0 .6em;
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.15;
  letter-spacing:-.015em;
}

p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0}
a{color:var(--cyan);text-decoration:none;transition:color .14s var(--ease)}
a:hover{color:var(--lime)}
strong{font-weight:800}
table{border-collapse:collapse;width:100%}

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

/* --------------------------------------------------------------- 布局 -- */
.wrap{
  width:min(var(--maxw),100% - 2.5rem);
  margin-inline:auto;
}

.main{
  display:block;
  padding-block:clamp(1.25rem,3vw,2.5rem) 0;
}

.section{padding-block:clamp(2rem,4.5vw,4rem)}

.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:.5rem 1.25rem;
  margin-bottom:clamp(1.25rem,2.5vw,2rem);
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--lime);
  margin:0;
}

.num{
  font-family:var(--font-mono);
  font-weight:700;
  font-size:clamp(2.2rem,6vw,4.4rem);
  line-height:.9;
  letter-spacing:-.04em;
  color:transparent;
  -webkit-text-stroke:2px var(--line);
  margin:0;
}

.note-vertical{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.35em;
  text-transform:uppercase;
  color:var(--steel);
  padding-left:.6rem;
  padding-block:.5rem;
  border-left:1px solid var(--line);
  margin:0;
}

/* --------------------------------------------------------------- 按钮 -- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  padding:.85rem 1.35rem;
  font-family:var(--font-display);
  font-weight:800;
  font-size:.95rem;
  line-height:1;
  letter-spacing:.02em;
  color:var(--paper);
  background-color:var(--panel);
  border:2px solid var(--paper);
  box-shadow:5px 5px 0 var(--edge);
  text-decoration:none;
  cursor:pointer;
  transition:transform .14s var(--ease),box-shadow .14s var(--ease),
             background-color .14s var(--ease),color .14s var(--ease),
             border-color .14s var(--ease);
}
.btn:hover{
  color:var(--paper);
  transform:translate(-2px,-2px);
  box-shadow:7px 7px 0 var(--edge);
}
.btn:active{
  transform:translate(1px,1px);
  box-shadow:3px 3px 0 var(--edge);
}
.btn--lime{
  background-color:var(--lime);
  border-color:var(--lime);
  color:var(--ink);
}
.btn--lime:hover{
  background-color:var(--lime-dim);
  border-color:var(--lime-dim);
  color:var(--ink);
}
.btn--ghost{
  background-color:transparent;
  border-color:var(--steel);
  color:var(--paper);
}
.btn--ghost:hover{
  border-color:var(--lime);
  color:var(--lime);
  background-color:rgba(184,255,61,.08);
}
.btn--sm{
  padding:.6rem .95rem;
  font-size:.85rem;
  box-shadow:4px 4px 0 var(--edge);
}

/* --------------------------------------------------------- 跳转与进度 -- */
.skip-link{
  position:absolute;
  left:1rem;
  top:-5rem;
  z-index:200;
  padding:.7rem 1.1rem;
  background-color:var(--lime);
  color:var(--ink);
  font-family:var(--font-display);
  font-weight:800;
  font-size:.9rem;
  border:2px solid var(--ink);
  box-shadow:var(--shadow-hard);
  transition:top .16s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible{
  top:1rem;
  color:var(--ink);
}

.read-progress{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:3px;
  z-index:120;
  background-color:rgba(34,48,60,.7);
  pointer-events:none;
}
.read-progress__bar{
  display:block;
  height:100%;
  width:0;
  background-image:linear-gradient(90deg,var(--cyan),var(--lime));
  box-shadow:0 0 12px rgba(184,255,61,.45);
}

/* --------------------------------------------------------------- 头部 -- */
.site-header{
  position:relative;
  z-index:100;
  background-image:linear-gradient(180deg,#08131F 0,#06101C 100%);
  border-bottom:2px solid var(--line);
}

.board-ribbon{
  background-color:#0B1725;
  border-bottom:1px solid var(--line);
}
.board-ribbon__inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.25rem 1rem;
  min-height:34px;
  padding-block:.3rem;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--steel);
}
.board-ribbon__tag{
  display:flex;
  align-items:center;
  gap:.5rem;
  margin:0;
  color:var(--paper);
}
.board-ribbon__dot{
  display:inline-block;
  width:8px;
  height:8px;
  background-color:var(--lime);
  box-shadow:0 0 0 3px rgba(184,255,61,.16);
  animation:board-blink 2.4s steps(1,end) infinite;
}
.board-ribbon__meta{
  margin:0;
  color:var(--steel);
}
@keyframes board-blink{
  0%,60%{opacity:1}
  61%,100%{opacity:.25}
}

.masthead{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:.2rem;
  padding-block:1.5rem 1.35rem;
  text-align:center;
}
.masthead__brand{
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  gap:.45rem;
  color:var(--paper);
}
.masthead__brand:hover{color:var(--paper)}
.masthead__mark{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2.1rem,4.6vw,3.25rem);
  line-height:1;
  letter-spacing:-.03em;
  padding-bottom:.2rem;
  border-bottom:4px solid var(--lime);
  transition:color .15s var(--ease),border-color .15s var(--ease);
}
.masthead__brand:hover .masthead__mark{
  color:var(--lime);
  border-bottom-color:var(--paper);
}
.masthead__desc{
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--steel);
}
.masthead__cta{
  position:absolute;
  right:0;
  top:50%;
  transform:translateY(-50%);
}
.masthead__cta:hover{transform:translate(-2px,calc(-50% - 2px))}

.nav-toggle{
  position:absolute;
  right:0;
  top:50%;
  transform:translateY(-50%);
  display:none;
  align-items:center;
  gap:.5rem;
  padding:.55rem .7rem;
  background-color:var(--panel);
  border:2px solid var(--line);
  box-shadow:4px 4px 0 var(--edge);
  color:var(--paper);
  cursor:pointer;
}
.nav-toggle:hover{color:var(--lime)}
.nav-toggle__icon{display:grid;gap:4px}
.nav-toggle__bar{
  display:block;
  width:18px;
  height:2px;
  background-color:var(--lime);
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle__text{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.16em;
}

.nav-shell{
  border-top:1px solid var(--line);
  background-color:rgba(13,34,53,.55);
}
.site-nav{padding-block:.15rem}
.site-nav__list{
  display:flex;
  flex-wrap:wrap;
  align-items:stretch;
  justify-content:center;
  gap:0 clamp(.4rem,1.8vw,1.8rem);
}
.site-nav__item{display:flex}
.site-nav__link{
  position:relative;
  display:flex;
  align-items:center;
  padding:.85rem .35rem;
  font-family:var(--font-display);
  font-weight:700;
  font-size:.98rem;
  letter-spacing:.02em;
  color:var(--paper);
  border-bottom:3px solid transparent;
  transition:color .15s var(--ease),border-color .15s var(--ease),background-color .15s var(--ease);
}
.site-nav__link:hover{
  color:var(--lime);
  border-bottom-color:var(--lime-dim);
}
.site-nav__link[aria-current="page"]{
  color:var(--lime);
  border-bottom-color:var(--lime);
  background-image:linear-gradient(180deg,rgba(184,255,61,.12),rgba(184,255,61,0));
}

/* --------------------------------------------------------------- 页脚 -- */
.site-footer{
  margin-top:clamp(3rem,7vw,6rem);
  background-color:var(--graphite);
  border-top:2px solid var(--line);
  color:var(--paper);
}
.site-footer__grid{
  display:grid;
  grid-template-columns:1.5fr .9fr .9fr 1.3fr;
  gap:clamp(1.5rem,3vw,3rem);
  padding-block:clamp(2rem,4vw,3.25rem);
}
.foot-brand__mark{
  margin:0 0 .75rem;
  padding-left:.7rem;
  border-left:6px solid var(--lime);
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.6rem;
  line-height:1.2;
}
.foot-brand__line{
  margin:0 0 1.25rem;
  max-width:32ch;
  font-size:.94rem;
  line-height:1.75;
  color:var(--steel);
}
.foot-nav__title{
  margin:0 0 1rem;
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--steel);
}
.foot-nav__list li + li{margin-top:.55rem}
.foot-link{
  font-size:.95rem;
  color:var(--paper);
  border-bottom:1px solid transparent;
  transition:color .14s var(--ease),border-color .14s var(--ease);
}
.foot-link:hover{
  color:var(--lime);
  border-bottom-color:var(--lime);
}
.foot-contact__list li{
  display:grid;
  grid-template-columns:3.2em 1fr;
  gap:.5rem;
  padding-block:.5rem;
  border-top:1px dashed var(--line);
  font-size:.92rem;
}
.foot-contact__key{
  padding-top:.2rem;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.12em;
  color:var(--steel);
}
.foot-contact__value{
  font-family:var(--font-mono);
  font-size:.88rem;
  color:var(--paper);
  overflow-wrap:anywhere;
}
.foot-contact__note{
  margin:.9rem 0 0;
  font-size:.82rem;
  line-height:1.7;
  color:var(--steel);
}
.site-footer__legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.6rem 1.5rem;
  padding-block:1.15rem 2rem;
  border-top:1px solid var(--line);
}
.foot-legal__list{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem 1.25rem;
}
.foot-legal__link{
  font-size:.86rem;
  color:var(--steel);
}
.foot-legal__link:hover{color:var(--lime)}
.foot-legal__meta{
  margin:0;
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.06em;
  color:var(--steel);
}
.site-footer__legal > .foot-legal__meta:last-child{margin-left:auto}

.to-top{
  position:fixed;
  right:clamp(1rem,3vw,2rem);
  bottom:clamp(1rem,3vw,2rem);
  z-index:110;
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  padding:.7rem 1rem;
  background-color:var(--lime);
  color:var(--ink);
  border:2px solid var(--ink);
  box-shadow:5px 5px 0 var(--edge);
  font-family:var(--font-display);
  font-weight:800;
  font-size:.85rem;
  cursor:pointer;
  transition:background-color .14s var(--ease),transform .14s var(--ease);
}
.to-top[hidden]{display:none}
.to-top:hover{
  background-color:var(--lime-dim);
  transform:translate(-1px,-1px);
}
.to-top__arrow{
  font-family:var(--font-mono);
  font-size:1rem;
  line-height:1;
}

/* --------------------------------------------------- 面包屑与通用模块 -- */
.crumbs{
  padding-block:.85rem;
  border-bottom:1px solid var(--line);
  margin-bottom:clamp(1.25rem,2.5vw,2rem);
}
.crumbs__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.5rem;
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.1em;
  color:var(--steel);
}
.crumbs__link{color:var(--steel)}
.crumbs__link:hover{color:var(--lime)}
.crumbs__sep{color:var(--line)}
.crumbs__item[aria-current="page"]{color:var(--paper)}

.panel{
  padding:clamp(1rem,2.2vw,1.6rem);
  background-color:var(--panel);
  border:2px solid var(--line);
  box-shadow:var(--shadow-hard);
}
.panel--graphite{background-color:var(--graphite)}
.panel--accent{
  border-color:var(--lime);
  box-shadow:8px 8px 0 rgba(184,255,61,.2);
}

.bento{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:var(--gap);
}
.span-4{grid-column:span 4}
.span-6{grid-column:span 6}
.span-8{grid-column:span 8}
.span-12{grid-column:span 12}

.mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:.35rem;
  padding:.22rem .5rem;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--steel);
  background-color:rgba(13,34,53,.7);
  border:1px solid var(--line);
}
.tag--lime{border-color:var(--lime);color:var(--lime)}
.tag--orange{border-color:var(--orange);color:var(--orange)}

.prose{
  max-width:70ch;
  font-size:1.02rem;
  line-height:1.85;
}
.prose p{margin:0 0 1.15em}
.prose ul{list-style:disc;padding-left:1.3em;margin:0 0 1.15em}
.prose ol{list-style:decimal;padding-left:1.3em;margin:0 0 1.15em}
.prose li{margin-bottom:.4em}
.prose h2{font-size:1.5rem;margin-top:1.9em}
.prose h3{font-size:1.2rem;margin-top:1.5em}
.prose a{border-bottom:1px solid var(--cyan)}
.prose a:hover{border-bottom-color:var(--lime)}
.prose strong{color:var(--lime)}
.prose code{
  font-family:var(--font-mono);
  font-size:.9em;
  padding:.1em .35em;
  background-color:rgba(13,34,53,.9);
  border:1px solid var(--line);
}

/* 可复用图片容器：无图时也成立 */
.img-frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
  border:2px solid var(--line);
  box-shadow:var(--shadow-hard);
  background-color:var(--panel);
  background-image:
    radial-gradient(120% 120% at 12% 0%,rgba(51,214,197,.18),transparent 58%),
    linear-gradient(135deg,#0D2235 0%,#06101C 58%,#11161D 100%);
}
.img-frame > img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.92) contrast(1.05);
}
.img-frame::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:radial-gradient(110% 110% at 50% 45%,transparent 42%,rgba(3,9,15,.75) 100%);
}
.img-frame--wide{aspect-ratio:21/9}
.img-frame--tall{aspect-ratio:3/4}
.img-frame--square{aspect-ratio:1/1}
.img-frame__cap{
  position:absolute;
  left:0;
  bottom:0;
  z-index:2;
  padding:.45rem .7rem;
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--lime);
  background-color:rgba(6,16,28,.84);
  border-top:1px solid var(--line);
  border-right:1px solid var(--line);
}

/* ----------------------------------------------------------- 显现动效 -- */
.js-reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .45s var(--ease),transform .45s var(--ease);
}
.js-reveal.is-in{
  opacity:1;
  transform:none;
}

/* --------------------------------------------------------- 响应式断点 -- */
@media (max-width:1000px){
  .site-footer__grid{grid-template-columns:1.2fr 1fr}
  .foot-brand{grid-column:span 2}
}

@media (max-width:900px){
  .masthead{
    align-items:flex-start;
    text-align:left;
    padding-block:1.15rem;
  }
  .masthead__brand{align-items:flex-start;padding-right:6.5rem}
  .masthead__mark{font-size:clamp(1.85rem,7vw,2.5rem)}
  .masthead__desc{letter-spacing:.16em}
  .masthead__cta{display:none}
  .nav-toggle{display:inline-flex}

  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){
    transform:translateY(6px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){
    opacity:0;
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){
    transform:translateY(-6px) rotate(-45deg);
  }

  .site-nav{
    display:none;
    padding-block:.4rem 1rem;
  }
  .site-nav[data-open="true"]{display:block}

  .site-nav__list{flex-direction:column;gap:0}
  .site-nav__item{border-top:1px solid var(--line)}
  .site-nav__link{
    width:100%;
    padding:.95rem .25rem .95rem .75rem;
    font-size:1.05rem;
    border-bottom:0;
    border-left:3px solid transparent;
  }
  .site-nav__link[aria-current="page"]{
    border-left-color:var(--lime);
    background-image:linear-gradient(90deg,rgba(184,255,61,.12),rgba(184,255,61,0));
  }

  .span-4,.span-6,.span-8{grid-column:span 12}
  .bento{gap:14px}
}

@media (max-width:640px){
  body{font-size:16px;line-height:1.78}
  .wrap{width:min(var(--maxw),100% - 1.5rem)}
  .board-ribbon__meta{display:none}
  .site-footer__grid{grid-template-columns:1fr;gap:1.75rem}
  .foot-brand{grid-column:span 1}
  .site-footer__legal{gap:.5rem 1rem}
  .site-footer__legal > .foot-legal__meta:last-child{margin-left:0}
  .num{-webkit-text-stroke:1.5px var(--line)}
  .to-top{padding:.6rem .85rem;font-size:.8rem}
}

@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{opacity:1;transform:none}
  .read-progress__bar{transition:none}
}