/* ============================================================
   乐宝体育主站 · 共享样式 /assets/site.css
   蓝图网格骨架 + 草原青绿结构色 + 赛事橙红高亮
   ============================================================ */

/* ---------- 1. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
  scroll-padding-top:140px;
}
body{margin:0}
img,svg{max-width:100%}
img{height:auto;border-style:none}
h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit}
table{border-collapse:collapse;width:100%}
::selection{background:var(--flare);color:#250800}

/* ---------- 2. tokens ---------- */
:root{
  /* 色彩 */
  --grass:#0FA97C;
  --grass-deep:#07775A;
  --mint:#7FE3C0;
  --flare:#FF5B2E;
  --ember:#FFA02E;
  --space:#0B1A2E;
  --slate:#12263F;
  --mist:#F4F8F6;
  --graphite:#24313B;
  --tick:#A9BFC6;
  --ink:#EAF4F0;
  --ink-dim:#9FB8C1;
  --ink-mist:#43535F;

  /* 线框 */
  --line:rgba(169,191,198,.2);
  --line-soft:rgba(169,191,198,.12);
  --line-strong:rgba(169,191,198,.42);
  --line-mist:rgba(36,49,59,.14);

  /* 字体 */
  --font-serif:"Source Han Serif SC","Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono","SFMono-Regular",Consolas,"Liberation Mono",ui-monospace,monospace;

  /* 尺寸 */
  --wrap:1264px;
  --edge:clamp(16px,4vw,48px);
  --radius:20px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 18px 44px rgba(3,9,18,.5);
  --header-h:132px;

  /* 网格 */
  --grid-step:48px;
}

/* ---------- 3. 基础排版 ---------- */
body{
  font-family:var(--font-sans);
  font-weight:400;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--space);
  background-image:
    linear-gradient(rgba(169,191,198,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(169,191,198,.055) 1px,transparent 1px),
    radial-gradient(140% 110% at 12% -20%,rgba(15,169,124,.22),transparent 58%),
    radial-gradient(120% 100% at 92% 6%,rgba(255,91,46,.14),transparent 60%);
  background-size:var(--grid-step) var(--grid-step),var(--grid-step) var(--grid-step),100% 100%,100% 100%;
  background-attachment:fixed;
  min-height:100vh;
}
@media (min-width:1024px){ body{font-size:17px} }

a{text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--ember);
  outline-offset:3px;
  border-radius:4px;
}
h1,h2,h3,h4{line-height:1.14;font-weight:800;letter-spacing:-.01em}
strong,b{font-weight:700}

/* ---------- 4. 容器与网格 ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--edge);
}
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(16px,2vw,28px);
}
.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}
.col-9{grid-column:span 9}
.col-12{grid-column:span 12}
@media (max-width:900px){
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-9{grid-column:span 12}
}

/* ---------- 5. 跳过链接 ---------- */
.skip-link{
  position:absolute;
  top:-140px;
  left:50%;
  transform:translateX(-50%);
  z-index:120;
  padding:12px 22px;
  background:var(--flare);
  color:#2A0B02;
  font-weight:800;
  font-size:.9rem;
  letter-spacing:.06em;
  border-radius:0 0 var(--radius-sm) var(--radius-sm);
  transition:top .22s ease;
}
.skip-link:focus{top:0}

/* ---------- 6. 刊头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:linear-gradient(180deg,rgba(11,26,46,.98),rgba(11,26,46,.9));
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 34px rgba(3,9,18,.42);
  -webkit-backdrop-filter:saturate(150%) blur(10px);
  backdrop-filter:saturate(150%) blur(10px);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:radial-gradient(120% 150% at 50% -60%,rgba(15,169,124,.3),transparent 62%);
}
.masthead{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  padding-top:16px;
  padding-bottom:10px;
}
.masthead__imprint{
  justify-self:start;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.2em;
  color:var(--tick);
}
.masthead__brand{
  justify-self:center;
  font-family:var(--font-serif);
  font-weight:700;
  font-size:clamp(1.7rem,3.4vw,2.7rem);
  letter-spacing:.08em;
  color:var(--ink);
  line-height:1;
  padding-bottom:6px;
  border-bottom:2px solid transparent;
  transition:border-color .25s ease,color .25s ease;
}
.masthead__brand:hover{border-color:var(--grass);color:var(--mint)}
.masthead__status{
  justify-self:end;
  display:flex;
  align-items:center;
  gap:16px;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--tick);
}
.status-item{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.status-item__value{color:var(--ink);font-weight:700}
.status-item__dot{
  width:7px;height:7px;
  border-radius:50%;
  background:var(--grass);
  box-shadow:0 0 0 3px rgba(15,169,124,.22);
}
.status-item__dot--ember{
  background:var(--ember);
  box-shadow:0 0 0 3px rgba(255,160,46,.22);
}
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:9px 14px;
  border:1px solid var(--line-strong);
  border-radius:var(--radius-pill);
  color:var(--ink);
  font-size:.82rem;
  letter-spacing:.1em;
  transition:border-color .25s ease,color .25s ease,background-color .25s ease;
}
.nav-toggle:hover{border-color:var(--grass);color:var(--mint)}
.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  display:block;
  width:16px;height:2px;
  background:currentColor;
  border-radius:2px;
}
.nav-toggle__bars{position:relative}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";position:absolute;left:0}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}

/* ---------- 7. 主导航 ---------- */
.site-nav{border-top:1px solid var(--line-soft)}
.site-nav__list{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  align-items:center;
  gap:clamp(10px,3vw,42px);
  padding:2px 0 10px;
}
.site-nav__item{display:block}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:11px 3px 13px;
  font-size:.95rem;
  font-weight:500;
  letter-spacing:.08em;
  color:var(--ink-dim);
  transition:color .25s ease;
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:0;bottom:6px;
  width:100%;height:2px;
  background:linear-gradient(90deg,var(--grass),var(--ember));
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .28s cubic-bezier(.4,0,.2,1);
}
.site-nav__link:hover{color:var(--ink)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--ink);font-weight:700}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1);background:var(--flare)}

/* 刻度收边 + 滚动进度 */
.header-rule{
  height:8px;
  background-image:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 14px);
  opacity:.6;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.scroll-progress{
  position:absolute;
  left:0;bottom:0;
  width:100%;height:2px;
  transform:scaleX(0);
  transform-origin:left center;
  background:linear-gradient(90deg,var(--grass),var(--mint) 46%,var(--flare));
  z-index:3;
}

/* ---------- 8. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(52px,8vw,104px);
  background:linear-gradient(180deg,var(--space),#07121F 72%);
  color:var(--ink-dim);
}
.footer-rule{
  height:3px;
  background:linear-gradient(90deg,transparent,var(--grass) 18%,var(--mint) 50%,var(--flare) 82%,transparent);
}
.footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.35fr 1fr;
  gap:clamp(22px,3vw,46px);
  padding-top:clamp(34px,5vw,58px);
  padding-bottom:30px;
}
.footer__logo{
  font-family:var(--font-serif);
  font-weight:700;
  font-size:1.75rem;
  letter-spacing:.08em;
  color:var(--ink);
}
.footer__tagline{
  margin-top:8px;
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.14em;
  color:var(--mint);
}
.footer__note{
  margin-top:14px;
  font-size:.85rem;
  line-height:1.7;
  color:var(--ink-dim);
  max-width:34ch;
}
.footer__title{
  font-family:var(--font-mono);
  font-size:.72rem;
  font-weight:400;
  letter-spacing:.2em;
  color:var(--tick);
  padding-bottom:10px;
  margin-bottom:12px;
  border-bottom:1px solid var(--line-soft);
}
.footer__list{display:flex;flex-direction:column;gap:9px;font-size:.88rem}
.footer__list a{
  position:relative;
  display:inline-block;
  color:var(--ink-dim);
  transition:color .25s ease;
}
.footer__list a::after{
  content:"";
  position:absolute;
  left:0;bottom:-2px;
  width:100%;height:1px;
  background:var(--mint);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .28s ease;
}
.footer__list a:hover{color:var(--ink)}
.footer__list a:hover::after{transform:scaleX(1)}
.footer__list--plain{gap:8px;line-height:1.6}
.footer__list--plain li{color:var(--ink-dim);font-size:.84rem}
.footer__mono{font-family:var(--font-mono);color:var(--mint);word-break:break-all}
.footer__hint{color:var(--tick)}
.footer__meta .btn{margin-top:16px}
.footer__legal{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px 24px;
  padding-top:16px;
  padding-bottom:30px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.06em;
  color:var(--tick);
}
@media (max-width:1023px){
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .footer__grid{grid-template-columns:1fr}
}

/* ---------- 9. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  padding:.78em 1.5em;
  border:1px solid transparent;
  border-radius:var(--radius-pill);
  font-size:.92rem;
  font-weight:700;
  letter-spacing:.06em;
  line-height:1.2;
  white-space:nowrap;
  transition:background-color .25s ease,border-color .25s ease,color .25s ease,transform .2s ease;
}
.btn--primary{background:var(--grass);color:#03170F}
.btn--primary:hover{background:var(--mint)}
.btn--flare{background:var(--flare);color:#2A0B02}
.btn--flare:hover{background:var(--ember)}
.btn--ghost{border-color:var(--line-strong);color:var(--ink)}
.btn--ghost:hover{border-color:var(--grass);color:var(--mint)}
.btn--sm{padding:.55em 1.1em;font-size:.8rem}

/* ---------- 10. 章节框架 ---------- */
.section{position:relative;padding:clamp(44px,7vw,92px) 0}
.section--mist{
  background:var(--mist);
  color:var(--graphite);
  border-top:1px solid var(--line-mist);
  border-bottom:1px solid var(--line-mist);
}
.section__head{margin-bottom:clamp(24px,3.4vw,44px);max-width:74ch}
.eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.26em;
  color:var(--grass);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:34px;height:1px;
  background:currentColor;
  flex:0 0 auto;
}
.section-title{
  font-size:clamp(2rem,4.6vw,4.4rem);
  line-height:1.02;
  letter-spacing:-.02em;
  color:var(--ink);
}
.lede{
  margin-top:18px;
  font-size:clamp(1rem,1.3vw,1.12rem);
  line-height:1.75;
  color:var(--ink-dim);
  max-width:60ch;
}
.section--mist .eyebrow{color:var(--grass-deep)}
.section--mist .section-title{color:var(--graphite)}
.section--mist .lede{color:var(--ink-mist)}

/* ---------- 11. 卡片 ---------- */
.card{
  position:relative;
  padding:clamp(18px,2.4vw,28px);
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(18,38,63,.88),rgba(11,26,46,.72));
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.card:hover{border-color:var(--grass);box-shadow:var(--shadow)}
.card--lift:hover{transform:translateY(-3px)}
.card--mist{
  background:#FFFFFF;
  border-color:var(--line-mist);
  color:var(--graphite);
}
.card--mist:hover{border-color:var(--grass);box-shadow:0 14px 32px rgba(12,30,50,.14)}
.card__meta{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.12em;
  color:var(--tick);
  margin-top:14px;
}
.card--mist .card__meta{color:#5C6C77}

/* ---------- 12. 数据与状态 ---------- */
.data,.stat__num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
  letter-spacing:-.01em;
}
.stat{display:flex;flex-direction:column;gap:4px}
.stat__num{
  font-size:clamp(2.4rem,6vw,4.6rem);
  line-height:1;
  font-weight:700;
  color:var(--flare);
  transition:transform .22s ease,color .22s ease;
}
.stat:hover .stat__num{transform:translateY(-2px);color:var(--ember)}
.stat__label{
  font-size:.8rem;
  letter-spacing:.14em;
  color:var(--tick);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border:1px solid rgba(127,227,192,.34);
  border-radius:var(--radius-pill);
  background:rgba(15,169,124,.13);
  color:var(--mint);
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.12em;
}
.tag--flare{
  border-color:rgba(255,91,46,.42);
  background:rgba(255,91,46,.14);
  color:#FFB59C;
}
.status-panel{
  border:1px solid var(--line);
  border-radius:18px;
  overflow:hidden;
  background:linear-gradient(160deg,rgba(18,38,63,.9),rgba(9,20,34,.78));
}
.status-panel__row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:12px 18px;
  border-bottom:1px dashed var(--line-soft);
  font-size:.86rem;
}
.status-panel__row:last-child{border-bottom:0}
.status-panel__key{color:var(--tick);letter-spacing:.08em}
.status-panel__val{font-family:var(--font-mono);color:var(--ink);font-weight:700}

/* ---------- 13. 索引与目录 ---------- */
.toc{display:flex;flex-direction:column;gap:2px}
.toc__link{
  display:block;
  padding:9px 14px;
  border-left:2px solid var(--line);
  color:var(--ink-dim);
  font-size:.86rem;
  transition:border-color .25s ease,color .25s ease,background-color .25s ease;
}
.toc__link:hover{border-left-color:var(--mint);color:var(--ink)}
.toc__link[aria-current="true"],
.toc__link.is-active{
  border-left-color:var(--flare);
  background:rgba(255,91,46,.09);
  color:var(--ink);
  font-weight:700;
}
.index-rail{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:10px;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.index-rail__item{
  flex:0 0 auto;
  scroll-snap-align:start;
  padding:9px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  font-size:.84rem;
  letter-spacing:.06em;
  color:var(--ink-dim);
  transition:border-color .25s ease,color .25s ease,background-color .25s ease;
}
.index-rail__item:hover{border-color:var(--grass);color:var(--ink)}
.index-rail__item[aria-current="true"],
.index-rail__item.is-active{
  border-color:var(--flare);
  background:rgba(255,91,46,.12);
  color:#FFD3C4;
}

/* ---------- 14. 分隔与有机形状 ---------- */
.rule{
  height:1px;
  border:0;
  background:var(--line);
  margin:clamp(24px,4vw,48px) 0;
}
.rule--dashed{background:none;border-top:1px dashed var(--line-strong)}
.divider-slant{
  height:clamp(44px,8vw,104px);
  background:linear-gradient(100deg,rgba(15,169,124,.26),rgba(11,26,46,0) 62%);
  clip-path:polygon(0 100%,100% 0,100% 100%);
}
.arc-block{
  position:relative;
  min-height:clamp(120px,18vw,240px);
  border-radius:44% 56% 48% 52% / 62% 48% 52% 38%;
  background:
    radial-gradient(120% 120% at 18% 8%,rgba(127,227,192,.4),rgba(15,169,124,.14) 46%,rgba(255,91,46,.18) 100%);
  border:1px solid rgba(127,227,192,.22);
}

/* ---------- 15. 媒体容器（页面阶段放图） ---------- */
.media{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(15,169,124,.34),rgba(11,26,46,.9) 56%,rgba(255,91,46,.3));
  isolation:isolate;
}
.media img,
.media picture>img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media--wide{aspect-ratio:21/9}
.media--scene{aspect-ratio:16/9}
.media--portrait{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media__cap{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:16px 18px 14px;
  background:linear-gradient(0deg,rgba(5,13,24,.9),rgba(5,13,24,0));
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.1em;
}
@media (max-width:640px){
  .media--wide{aspect-ratio:16/10}
  .media--scene{aspect-ratio:4/3}
  .media--portrait{aspect-ratio:4/5}
}

/* ---------- 16. 正文 / 列表 / 面包屑 ---------- */
.prose{
  max-width:70ch;
  font-size:1.02rem;
  line-height:1.75;
  color:var(--ink-dim);
}
.prose h2{
  font-size:clamp(1.4rem,2.4vw,2rem);
  color:var(--ink);
  margin:1.9em 0 .6em;
}
.prose h3{
  font-size:1.15rem;
  color:var(--ink);
  margin:1.6em 0 .5em;
}
.prose p{margin-bottom:1.1em}
.prose a{color:var(--mint);border-bottom:1px solid rgba(127,227,192,.4)}
.prose a:hover{border-bottom-color:var(--flare);color:var(--ink)}
.prose strong{color:var(--ink)}
.section--mist .prose{color:var(--ink-mist)}
.section--mist .prose h2,
.section--mist .prose h3,
.section--mist .prose strong{color:var(--graphite)}
.section--mist .prose a{color:var(--grass-deep);border-bottom-color:rgba(7,119,90,.4)}
.tick-list li{
  position:relative;
  padding-left:24px;
  margin-bottom:11px;
  line-height:1.7;
}
.tick-list li::before{
  content:"";
  position:absolute;
  left:0;top:.72em;
  width:12px;height:2px;
  background:var(--grass);
}
.section--mist .tick-list li::before{background:var(--grass-deep)}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding:20px 0 6px;
  font-family:var(--font-mono);
  font-size:.74rem;
  letter-spacing:.1em;
  color:var(--tick);
}
.breadcrumb li{display:flex;align-items:center;gap:10px}
.breadcrumb li+li::before{content:"/";color:var(--line-strong)}
.breadcrumb a{color:var(--tick);transition:color .25s ease}
.breadcrumb a:hover{color:var(--mint)}

/* ---------- 17. 响应式头部 ---------- */
@media (max-width:1023px){
  .masthead{
    grid-template-columns:1fr auto;
    grid-template-areas:
      "brand toggle"
      "imprint status";
    align-items:center;
    justify-items:start;
    gap:8px 12px;
  }
  .masthead__imprint{grid-area:imprint;font-size:.68rem;letter-spacing:.14em}
  .masthead__brand{grid-area:brand;justify-self:start;font-size:clamp(1.5rem,6vw,1.85rem);padding-bottom:2px}
  .masthead__status{grid-area:status;justify-self:end;gap:10px;font-size:.66rem}
  .nav-toggle{grid-area:toggle;display:inline-flex;justify-self:end}

  .site-nav{display:none}
  .site-nav[data-open]{display:block}
  .site-nav__list{
    flex-wrap:nowrap;
    justify-content:flex-start;
    gap:8px;
    overflow-x:auto;
    padding:10px 0 14px;
    scroll-snap-type:x proximity;
    -webkit-overflow-scrolling:touch;
  }
  .site-nav__item{flex:0 0 auto;scroll-snap-align:center}
  .site-nav__link{
    padding:9px 15px;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    background:rgba(18,38,63,.7);
    font-size:.86rem;
    white-space:nowrap;
  }
  .site-nav__link::after{display:none}
  .site-nav__link:hover{border-color:var(--grass);color:var(--mint)}
  .site-nav__link[aria-current="page"]{
    border-color:var(--flare);
    background:rgba(255,91,46,.14);
    color:#FFD3C4;
  }
}
@media (max-width:560px){
  .status-item--soft{display:none}
  .eyebrow{letter-spacing:.18em}
}

/* ---------- 18. 动效降级 ---------- */
@media (prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .stat:hover .stat__num{transform:none}
  .card--lift:hover{transform:none}
}