/* =========================================================
   意昂体育 · 球队库 — 共享样式 /assets/site.css
   气质：高原夜赛看台 / 编辑部刊物 / 精密细线网格
   ========================================================= */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--night);
  color:var(--paper);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.7;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;color:inherit;background:none;border:0}
::selection{background:var(--gold);color:#0B1030}

/* ---------- 2. 变量 ---------- */
:root{
  --night:#0B1030;
  --deep:#141A3F;
  --line:#1F2755;
  --paper:#F4EBDD;
  --paper-2:#E8DCC8;
  --ink:#1A1714;
  --gold:#F2B544;
  --gold-bright:#F7C863;
  --red:#D6402F;
  --jade:#2E9E7B;
  --ember:#E47A3A;
  --mist:#8E9AB8;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"IBM Plex Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --maxw:1240px;
  --pad:clamp(18px,4vw,40px);
  --header-h:70px;
  --ease:cubic-bezier(.22,.7,.3,1);
}

/* ---------- 3. 基础与工具 ---------- */
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
#main-content{scroll-margin-top:calc(var(--header-h) + 12px)}
.kicker{
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--gold);
}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}
.rule{height:0;border:0;border-top:1px solid var(--line);margin:clamp(24px,4vw,44px) 0}
.visually-hidden{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

/* ---------- 4. 容器与栅格 ---------- */
.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--pad);
}
.container--narrow{max-width:760px}
.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--aside{grid-template-columns:minmax(0,240px) minmax(0,1fr)}
.grid--wide-aside{grid-template-columns:minmax(0,1fr) minmax(0,300px)}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55em;
  min-height:44px;
  padding:0 20px;
  border:1px solid var(--line);
  border-radius:0;
  background:transparent;
  color:var(--paper);
  font-family:var(--sans);
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .22s var(--ease),color .22s var(--ease),
             border-color .22s var(--ease),transform .22s var(--ease);
}
.btn--gold{background:var(--gold);border-color:var(--gold);color:#0B1030}
.btn--gold:hover{background:var(--gold-bright);border-color:var(--gold-bright);transform:translateY(-2px)}
.btn--ghost{color:var(--paper);border-color:rgba(244,235,221,.28)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn--paper{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.btn--paper:hover{background:var(--paper-2);border-color:var(--paper-2)}

/* ---------- 6. 头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:transparent;
  color:var(--paper);
  border-bottom:1px solid rgba(31,39,85,.6);
  transition:background-color .3s var(--ease),border-color .3s var(--ease),
             box-shadow .3s var(--ease);
}
.site-header[data-scrolled]{
  background:rgba(20,26,63,.97);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px rgba(4,7,24,.45);
}
.header-rail{
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  background:rgba(142,154,184,.14);
  pointer-events:none;
}
.header-rail__bar{
  display:block;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,var(--gold),var(--red));
  transform:scaleX(0);
  transform-origin:0 50%;
}
.header-inner{
  position:relative;
  max-width:var(--maxw);
  margin-inline:auto;
  min-height:var(--header-h);
  padding:12px var(--pad);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:clamp(12px,3vw,32px);
}

/* 品牌刊头 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  min-height:44px;
  text-decoration:none;
  color:var(--paper);
}
.brand__mark{
  display:grid;
  place-items:center;
  width:42px;height:42px;
  background:var(--gold);
  color:#0B1030;
  font-family:var(--serif);
  font-weight:700;
  font-size:21px;
  line-height:1;
  box-shadow:4px 4px 0 rgba(214,64,47,.62);
}
.brand__text{display:flex;flex-direction:column;gap:1px}
.brand__name{
  font-family:var(--serif);
  font-weight:700;
  font-size:18px;
  letter-spacing:.08em;
  line-height:1.2;
}
.brand__line{
  font-family:var(--mono);
  font-size:10.5px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--mist);
  line-height:1.3;
}

/* 导航 */
.site-nav{
  display:flex;
  align-items:center;
  gap:clamp(8px,1.6vw,20px);
}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(6px,1.4vw,18px);
}
.site-nav__item{display:block}
.site-nav__link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:11px 2px 13px;
  min-height:44px;
  color:rgba(244,235,221,.8);
  font-size:13.5px;
  font-weight:500;
  letter-spacing:.05em;
  text-decoration:none;
  white-space:nowrap;
  transition:color .22s var(--ease);
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:6px;
  height:1px;
  background:var(--gold);
  transform:scaleX(0);
  transform-origin:0 50%;
  transition:transform .26s var(--ease);
}
.site-nav__num{
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.1em;
  color:var(--mist);
  transition:color .22s var(--ease);
}
.site-nav__link:hover{color:var(--paper)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link:hover .site-nav__num{color:var(--gold)}
.site-nav__link[aria-current="page"]{color:var(--gold)}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"] .site-nav__num{color:var(--gold)}
.site-nav__cta{margin-left:6px;padding-inline:16px;font-size:13px}

/* 移动导航按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  min-height:44px;
  padding:0 12px;
  border:1px solid rgba(244,235,221,.22);
  color:var(--paper);
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  cursor:pointer;
  transition:border-color .22s,color .22s;
}
.nav-toggle:hover{border-color:var(--gold);color:var(--gold)}
.nav-toggle__bars{display:grid;gap:4px;width:16px}
.nav-toggle__bars span{
  display:block;height:2px;background:currentColor;
  transition:transform .26s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:first-child{transform:translateY(3px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:last-child{transform:translateY(-3px) rotate(-45deg)}

/* 跳至主内容 */
.skip-link{
  position:absolute;
  left:12px;
  top:-70px;
  z-index:200;
  padding:12px 18px;
  background:var(--gold);
  color:#0B1030;
  font-weight:700;
  font-size:14px;
  text-decoration:none;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:8px}

/* ---------- 7. 面包屑与正文 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:16px 0;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}
.breadcrumb__item{display:inline-flex;align-items:center;gap:8px;color:var(--paper)}
.breadcrumb__link{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .2s,border-color .2s;
}
.breadcrumb__link:hover{color:var(--gold);border-bottom-color:var(--gold)}
.breadcrumb__sep{color:#3A4478}

.prose{
  background:var(--paper);
  color:var(--ink);
  border:1px solid var(--paper-2);
  padding:clamp(22px,3.6vw,46px);
}
.prose h2{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(21px,2.4vw,28px);
  line-height:1.35;
  letter-spacing:.02em;
}
.prose h3{
  font-family:var(--sans);
  font-weight:700;
  font-size:clamp(16px,1.6vw,18px);
  line-height:1.5;
}
.prose h2 + p,.prose h3 + p{margin-top:.7em}
.prose p + p{margin-top:1em}
.prose ul{margin-top:.8em}
.prose li{position:relative;padding-left:1.2em}
.prose li + li{margin-top:.4em}
.prose li::before{content:"—";position:absolute;left:0;color:#A8823F}
.prose a{color:#8A3418;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.prose strong{font-weight:700}

/* ---------- 8. 编辑部章节 ---------- */
.section-head{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:clamp(14px,2vw,26px);
  align-items:start;
  padding-bottom:clamp(14px,2vw,22px);
  border-bottom:1px solid var(--line);
  margin-bottom:clamp(22px,3vw,36px);
}
.section-num{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(34px,5.4vw,64px);
  line-height:.85;
  letter-spacing:.02em;
  color:rgba(242,181,68,.16);
  -webkit-text-stroke:1px var(--gold);
}
.section-title{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(22px,3vw,34px);
  line-height:1.25;
  letter-spacing:.02em;
  color:var(--paper);
}
.section-note{margin-top:6px;color:var(--mist);font-size:13.5px;line-height:1.65}

/* ---------- 9. 数据卡与标签 ---------- */
.data-card{
  position:relative;
  padding:clamp(18px,2.4vw,26px);
  background:var(--deep);
  border:1px solid var(--line);
  color:var(--paper);
}
.data-card--paper{background:var(--paper);border-color:var(--paper-2);color:var(--ink)}
.data-card--cut{
  clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%);
}
.data-card__label{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--mist);
}
.data-card--paper .data-card__label{color:#7A6F5E}
.data-card__value{
  margin-top:8px;
  font-family:var(--mono);
  font-weight:600;
  font-size:clamp(24px,3.4vw,34px);
  line-height:1.1;
  color:var(--gold);
  font-variant-numeric:tabular-nums;
}
.data-card--paper .data-card__value{color:var(--ink)}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--line);
  color:var(--mist);
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.1em;
  text-transform:uppercase;
  line-height:1.5;
}
.tag--gold{color:var(--gold);border-color:rgba(242,181,68,.5);background:rgba(242,181,68,.1)}
.tag--red{color:#FFDCD6;border-color:rgba(214,64,47,.62);background:rgba(214,64,47,.24)}
.tag--jade{color:#BFF0DF;border-color:rgba(46,158,123,.55);background:rgba(46,158,123,.18)}
.data-card--paper .tag{color:#5C5346;border-color:#CDBFA6;background:rgba(26,23,20,.04)}

/* ---------- 10. 通栏公告 ---------- */
.notice-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  padding:14px clamp(16px,3vw,24px);
  background:var(--red);
  border-left:6px solid var(--gold);
  color:var(--paper);
}
.notice-bar__label{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:#FFE3D0;
}
.notice-bar__text{flex:1 1 240px;font-size:14.5px;font-weight:500;line-height:1.6}
.notice-bar__meta{font-family:var(--mono);font-size:12px;color:#FFE3D0}

/* ---------- 11. 图片容器 ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/10;
  background:linear-gradient(155deg,var(--deep),var(--night) 70%);
  border:1px solid var(--line);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}
.media-frame > img,
.media-frame > video{width:100%;height:100%;object-fit:cover}
.media-frame__caption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:10px 14px;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--paper);
  background:linear-gradient(to top,rgba(11,16,48,.94),rgba(11,16,48,0));
}
.media-frame__tag{position:absolute;top:12px;left:12px;z-index:2}

/* ---------- 12. 悬浮返回 ---------- */
.float-return{
  position:fixed;
  right:clamp(12px,3vw,26px);
  bottom:clamp(12px,3vw,26px);
  z-index:60;
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 16px;
  background:var(--gold);
  color:#0B1030;
  border:1px solid #D89A2C;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  text-decoration:none;
  box-shadow:0 10px 26px rgba(4,7,24,.45);
  transition:background-color .22s,transform .22s;
}
.float-return:hover{background:var(--gold-bright);transform:translateY(-2px)}

/* ---------- 13. 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--deep);
  color:var(--paper);
  border-top:1px solid var(--line);
  margin-top:clamp(48px,8vw,96px);
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--red) 0 16%,var(--gold) 16% 32%,rgba(31,39,85,1) 32% 100%);
}
.footer-grid{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(44px,7vw,84px) var(--pad) clamp(30px,4vw,46px);
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.8fr) minmax(0,1.05fr);
  gap:clamp(26px,4vw,56px);
}
.footer-masthead{display:flex;flex-direction:column;gap:12px}
.footer-kicker{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
}
.footer-wordmark{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(30px,4.6vw,46px);
  line-height:1.05;
  letter-spacing:.04em;
  color:var(--paper);
}
.footer-intro{max-width:34ch;font-size:14px;line-height:1.75;color:rgba(244,235,221,.82)}
.footer-note{
  margin-top:auto;
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--gold);
}
.footer-index__title{
  font-family:var(--sans);
  font-weight:700;
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
  padding-bottom:10px;
  border-bottom:1px solid rgba(31,39,85,.9);
}
.footer-index__list{margin-top:4px}
.footer-index__item{display:block}
.footer-index__link{
  display:flex;
  align-items:baseline;
  gap:12px;
  min-height:44px;
  padding:10px 0;
  border-bottom:1px solid rgba(31,39,85,.9);
  color:rgba(244,235,221,.86);
  font-size:14.5px;
  text-decoration:none;
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-index__link:hover{color:var(--gold);padding-left:6px}
.footer-index__num{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
  transition:color .2s var(--ease);
}
.footer-index__link:hover .footer-index__num{color:var(--gold)}
.footer-contact__title{
  font-family:var(--sans);
  font-weight:700;
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
  padding-bottom:10px;
  border-bottom:1px solid rgba(31,39,85,.9);
}
.footer-contact__row{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:6px 12px;
  padding:12px 0;
  border-bottom:1px solid rgba(31,39,85,.55);
}
.footer-contact__label{
  flex:0 0 auto;
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--mist);
  min-width:64px;
}
.footer-contact__value{font-size:14px;color:rgba(244,235,221,.9);line-height:1.6}
.footer-contact__link{
  text-decoration:none;
  border-bottom:1px solid rgba(242,181,68,.45);
  color:var(--gold);
  transition:color .2s,border-color .2s;
}
.footer-contact__link:hover{color:var(--gold-bright);border-bottom-color:var(--gold-bright)}
.copy-btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:3px 0;
  border-bottom:1px dotted rgba(242,181,68,.6);
  color:var(--gold);
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.02em;
  cursor:pointer;
  transition:color .2s,border-color .2s;
}
.copy-btn:hover{color:var(--gold-bright);border-bottom-color:var(--gold-bright)}
.copy-btn__hint{
  font-family:var(--sans);
  font-size:10.5px;
  letter-spacing:.1em;
  padding:2px 6px;
  border:1px solid rgba(242,181,68,.45);
  color:inherit;
}
.copy-btn.is-copied{color:#BFF0DF;border-bottom-color:var(--jade)}
.copy-btn.is-copied .copy-btn__hint{border-color:rgba(46,158,123,.62)}
.footer-legal{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:18px var(--pad);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 24px;
  border-top:1px solid rgba(31,39,85,.9);
}
.footer-legal__links{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer-legal__link{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  font-size:13px;
  color:rgba(244,235,221,.78);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .2s,border-color .2s;
}
.footer-legal__link:hover{color:var(--gold);border-bottom-color:var(--gold)}
.footer-legal__meta{
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:.1em;
  color:var(--mist);
}
.footer-bottom{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:14px var(--pad) clamp(24px,4vw,36px);
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:8px 24px;
  border-top:1px solid rgba(31,39,85,.55);
}
.footer-copy{font-size:12.5px;color:rgba(244,235,221,.72);line-height:1.7}
.footer-copy--muted{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--mist)}

/* ---------- 14. 滚动显现协议 ---------- */
[data-anim="on"] [data-reveal]{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .62s var(--ease),transform .62s var(--ease);
  transition-delay:var(--reveal-delay,0ms);
}
[data-anim="on"] [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 15. 响应式 ---------- */
@media (max-width:1080px){
  .site-nav__link{font-size:13px}
  .brand__line{display:none}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:absolute;
    top:100%;
    left:0;right:0;
    display:block;
    padding:0 20px;
    background:var(--deep);
    border-bottom:1px solid var(--line);
    box-shadow:0 22px 40px rgba(4,7,24,.55);
    max-height:0;
    overflow:hidden;
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:max-height .36s var(--ease),opacity .24s var(--ease),
               visibility .3s var(--ease),padding .3s var(--ease);
  }
  .site-nav[data-open]{
    max-height:min(78vh,560px);
    overflow-y:auto;
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    padding:10px 20px 22px;
  }
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__item{display:block;border-bottom:1px solid rgba(244,235,221,.08)}
  .site-nav__item:first-child{border-top:1px solid rgba(244,235,221,.08)}
  .site-nav__link{
    width:100%;
    padding:15px 6px;
    font-size:15px;
    color:rgba(244,235,221,.9);
  }
  .site-nav__link::after{display:none}
  .site-nav__link[aria-current="page"]{
    color:var(--gold);
    background:rgba(242,181,68,.08);
    box-shadow:inset 2px 0 0 var(--gold);
  }
  .site-nav__cta{width:100%;margin:18px 0 0;padding-inline:16px}
  .grid--aside,.grid--wide-aside{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer-masthead{grid-column:1 / -1}
}
@media (max-width:900px){
  .grid--2,.grid--3{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:620px){
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .section-head{grid-template-columns:minmax(0,1fr);gap:8px}
  .section-num{font-size:clamp(32px,9vw,44px)}
  .footer-legal,.footer-bottom{flex-direction:column;align-items:flex-start}
  .footer-contact__label{min-width:0}
}

/* ---------- 16. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  [data-anim="on"] [data-reveal]{opacity:1;transform:none}
}