/* =========================================================
   米兰体育CN · 共享样式表 /assets/site.css
   极简竞技场：奶油纸底 · 炭棕黑结构 · 米兰红强调 · 科技蓝数据
   ========================================================= */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,figcaption,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:0}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ---------- 2. Tokens ---------- */
:root{
  --milan-red:#C8102E;
  --deep-red:#7C0A1C;
  --ink:#141210;
  --ink-soft:#413B33;
  --paper:#F4EEE3;
  --paper-2:#E7DFD0;
  --ember:#D9501F;
  --tech-blue:#1F6FEB;
  --tech-blue-deep:#14539E;
  --blue-pale:#BBD3F2;
  --grey:#8A857A;

  --line-color:rgba(20,18,16,.16);
  --line-soft:rgba(20,18,16,.08);
  --line-light:rgba(244,238,227,.18);

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

  --status-h:36px;
  --brand-h:60px;
  --rail-w:88px;
  --header-h:calc(var(--status-h) + var(--brand-h));
  --shell-max:1440px;
  --gutter:24px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --z-header:60;
  --z-rail:80;
  --z-toggle:90;
}
@media (min-width:1024px){
  :root{--brand-h:72px;}
}

/* ---------- 3. Base ---------- */
body{
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--paper);
  background-image:repeating-linear-gradient(45deg,rgba(20,18,16,.028) 0 1px,transparent 1px 8px);
  padding-top:var(--header-h);
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
@media (min-width:1024px){
  body{padding-left:var(--rail-w);}
}
h1,h2,h3,h4{font-weight:800;line-height:1.14;letter-spacing:-.02em}
h1{font-size:clamp(30px,5vw,56px)}
h2{font-size:clamp(24px,3.4vw,38px)}
h3{font-size:clamp(18px,2.2vw,24px)}
p{font-size:inherit}
a{color:inherit;text-decoration:none}
strong,b{font-weight:800}
code,kbd,samp{font-family:var(--font-mono);font-size:.92em}
::selection{background:var(--milan-red);color:#fff}
#main-content{display:block}
:focus-visible{outline:2px solid var(--milan-red);outline-offset:2px}
:focus:not(:focus-visible){outline:none}

/* ---------- 4. Layout primitives ---------- */
.page-shell{
  width:100%;
  max-width:var(--shell-max);
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:760px){.page-shell{padding:0 24px}}
@media (min-width:1024px){.page-shell{padding:0 40px}}

.grid{
  display:grid;
  gap:var(--gutter);
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.grid>*{grid-column:1/-1;min-width:0}
@media (min-width:760px){
  .grid{grid-template-columns:repeat(8,minmax(0,1fr))}
  .grid__half{grid-column:span 4}
  .grid__wide{grid-column:span 8}
}
@media (min-width:1024px){
  .grid{grid-template-columns:repeat(12,minmax(0,1fr))}
  .grid__quarter{grid-column:span 3}
  .grid__third{grid-column:span 4}
  .grid__half{grid-column:span 6}
  .grid__two-thirds{grid-column:span 8}
  .grid__wide{grid-column:span 8}
  .grid__full{grid-column:span 12}
}

.section{padding:48px 0}
@media (min-width:760px){.section{padding:64px 0}}
@media (min-width:1024px){.section{padding:88px 0}}

.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:12px 24px;
  padding-bottom:14px;
  margin-bottom:32px;
  border-bottom:1px solid var(--line-color);
}
.section__title{font-size:clamp(24px,3.4vw,38px);font-weight:900;letter-spacing:-.03em}
.section__note{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--grey)}

.kicker{
  display:block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ember);
}

.rule{height:1px;border:0;background:var(--line-color);margin:32px 0}

.page-head{
  padding:44px 0 8px;
  margin-bottom:40px;
  border-bottom:1px solid var(--line-color);
}
.page-head__kicker{
  display:block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ember);
  margin-bottom:14px;
}
.page-head__title{font-size:clamp(32px,6vw,72px);font-weight:900;line-height:1.02;letter-spacing:-.03em}
.page-head__lead{max-width:62ch;margin-top:18px;font-size:17px;color:var(--ink-soft)}

/* ---------- 5. Header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:var(--z-header);
}
.skip-link{
  position:absolute;
  left:12px;top:-64px;
  z-index:120;
  padding:10px 18px;
  background:var(--ink);
  color:var(--paper);
  font-size:14px;font-weight:700;
  transition:top 160ms var(--ease);
}
.skip-link:focus{top:8px}

/* 状态条 */
.status-bar{
  position:relative;
  height:var(--status-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:0 16px;
  background:var(--ink);
  color:var(--paper-2);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  overflow:hidden;
}
@media (min-width:760px){.status-bar{padding:0 24px;font-size:12px}}
.status-bar__left{display:flex;align-items:center;gap:9px;white-space:nowrap}
.status-bar__right{color:var(--blue-pale);white-space:nowrap}
.status-bar__dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--ember);
  flex:none;
  animation:status-pulse 2.4s var(--ease) infinite;
}
@keyframes status-pulse{
  0%{box-shadow:0 0 0 0 rgba(217,80,31,.55)}
  70%{box-shadow:0 0 0 8px rgba(217,80,31,0)}
  100%{box-shadow:0 0 0 0 rgba(217,80,31,0)}
}
.status-bar__progress{
  position:absolute;
  left:0;bottom:0;
  height:2px;width:0;
  background:var(--milan-red);
  transition:width 120ms linear;
}
@media (max-width:559px){
  .status-bar__right{display:none}
}

/* 品牌行 */
.topbar{
  position:relative;
  height:var(--brand-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:0 16px;
  background:var(--paper);
  border-bottom:1px solid var(--line-color);
}
@media (min-width:760px){.topbar{padding:0 24px}}
@media (min-width:1024px){
  .topbar{padding-left:calc(var(--rail-w) + 24px);padding-right:40px}
}
.brand{display:flex;flex-direction:column;gap:3px;min-width:0;text-decoration:none;color:var(--ink)}
.brand__mark{
  display:flex;align-items:baseline;gap:3px;
  font-size:19px;font-weight:900;letter-spacing:-.02em;line-height:1.1;
  white-space:nowrap;
}
.brand__cn{
  font-style:normal;
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--milan-red);
}
.brand__sub{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.04em;
  color:var(--grey);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar__actions{display:flex;align-items:center;gap:10px;flex:none}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 18px;
  font-size:14px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%);
  transition:background-color 160ms var(--ease),color 160ms var(--ease),border-color 160ms var(--ease);
}
.btn--primary{background:var(--milan-red);color:#fff}
.btn--primary:hover{background:var(--deep-red)}
.btn--ghost{border-color:var(--line-color);color:var(--ink);background:transparent}
.btn--ghost:hover{border-color:var(--milan-red);color:var(--milan-red)}
.topbar__cta{display:none}
@media (min-width:600px){.topbar__cta{display:inline-flex}}

/* 移动导航按钮 */
.nav-toggle{
  position:relative;
  z-index:var(--z-toggle);
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:9px 12px;
  border:1px solid var(--line-color);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  cursor:pointer;
  transition:border-color 160ms var(--ease),color 160ms var(--ease);
}
.nav-toggle:hover{border-color:var(--milan-red);color:var(--milan-red)}
.nav-toggle__bars{position:relative;display:block;width:16px;height:10px}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;left:0;right:0;height:1.5px;
  background:currentColor;
  transition:transform 200ms var(--ease);
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{transform:translateY(-4px) rotate(-45deg)}
.site-header[data-open] .nav-toggle{border-color:var(--line-light);color:var(--paper)}
.site-header[data-open] .nav-toggle:hover{border-color:var(--milan-red);color:#fff}

/* 纵向导航轨 / 移动抽屉 */
.rail-nav{
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:var(--z-rail);
  width:min(320px,86vw);
  display:flex;
  flex-direction:column;
  padding:24px 20px 32px;
  background:var(--ink);
  color:var(--paper-2);
  border-right:1px solid var(--line-light);
  overflow-y:auto;
  transform:translateX(-102%);
  transition:transform 280ms var(--ease);
  -webkit-overflow-scrolling:touch;
}
.rail-nav[data-open]{transform:translateX(0)}
.rail-nav__mono{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  color:var(--grey);
  margin-bottom:18px;
}
.rail-nav__list{display:flex;flex-direction:column}
.rail-nav__item + .rail-nav__item{border-top:1px solid var(--line-light)}
.rail-nav__link{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:14px 4px;
  color:var(--paper);
  text-decoration:none;
}
.rail-nav__idx{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--ember);
}
.rail-nav__label{font-size:18px;font-weight:800;letter-spacing:-.01em}
.rail-nav__note{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.04em;
  color:var(--grey);
}
.rail-nav__link[aria-current="page"]{box-shadow:inset 2px 0 0 var(--milan-red)}
.rail-nav__link[aria-current="page"] .rail-nav__label{color:#fff}
.rail-nav__link[aria-current="page"] .rail-nav__idx{color:var(--milan-red)}

.nav-scrim{
  position:fixed;
  inset:0;
  z-index:70;
  background:rgba(20,18,16,.58);
  opacity:0;
  pointer-events:none;
  transition:opacity 220ms var(--ease);
}
.nav-scrim[data-open]{opacity:1;pointer-events:auto}

@media (min-width:1024px){
  .nav-toggle{display:none}
  .nav-scrim{display:none}
  .rail-nav{
    top:var(--status-h);
    width:var(--rail-w);
    transform:none;
    overflow:visible;
    padding:14px 0 24px;
    background-color:var(--paper);
    background-image:repeating-linear-gradient(45deg,rgba(20,18,16,.03) 0 1px,transparent 1px 8px);
    color:var(--ink);
    border-right:1px solid var(--line-color);
    align-items:stretch;
  }
  .rail-nav__mono{
    text-align:center;
    font-size:9px;
    letter-spacing:.14em;
    margin-bottom:10px;
  }
  .rail-nav__list{flex:1;justify-content:flex-start;gap:0}
  .rail-nav__item + .rail-nav__item{border-top:0}
  .rail-nav__link{
    flex-direction:column;
    align-items:center;
    gap:6px;
    padding:10px 0;
    color:var(--ink);
    transition:background-color 160ms var(--ease);
  }
  .rail-nav__link:hover{background:rgba(200,16,46,.05)}
  .rail-nav__idx{font-size:9px;line-height:1;letter-spacing:.1em}
  .rail-nav__label{
    writing-mode:vertical-rl;
    text-orientation:upright;
    font-size:13px;
    font-weight:700;
    letter-spacing:.08em;
    line-height:1.2;
  }
  .rail-nav__note{
    position:absolute;
    left:calc(100% + 12px);
    top:50%;
    transform:translate(-8px,-50%);
    z-index:5;
    white-space:nowrap;
    padding:7px 12px;
    background:var(--ink);
    color:var(--paper);
    font-size:11px;
    letter-spacing:.04em;
    opacity:0;
    pointer-events:none;
    transition:opacity 160ms var(--ease),transform 160ms var(--ease);
  }
  .rail-nav__link:hover .rail-nav__note,
  .rail-nav__link:focus-visible .rail-nav__note{
    opacity:1;
    transform:translate(0,-50%);
  }
  .rail-nav__link[aria-current="page"]{box-shadow:none;background:rgba(200,16,46,.06)}
  .rail-nav__link[aria-current="page"] .rail-nav__label{color:var(--milan-red)}
  .rail-nav__link[aria-current="page"] .rail-nav__idx{color:var(--milan-red)}
  .rail-nav__link[aria-current="page"]::before{
    content:"";
    position:absolute;
    left:0;top:12px;bottom:12px;
    width:2px;
    background:var(--milan-red);
  }
}
@media (min-width:1024px) and (max-height:700px){
  .rail-nav__label{font-size:11.5px}
  .rail-nav__link{padding:7px 0}
  .rail-nav__mono{margin-bottom:6px}
}

/* ---------- 6. Footer ---------- */
.site-footer{
  margin-top:64px;
  background:var(--ink);
  color:var(--paper-2);
  border-top:4px solid var(--milan-red);
}
.site-footer__inner{
  max-width:var(--shell-max);
  margin:0 auto;
  padding:52px 16px 32px;
}
@media (min-width:760px){.site-footer__inner{padding:64px 24px 32px}}
@media (min-width:1024px){.site-footer__inner{padding:72px 40px 36px}}
.site-footer__top{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px 32px;
  padding-bottom:24px;
  border-bottom:1px solid var(--line-light);
}
.site-footer__brand{display:flex;flex-direction:column;gap:6px}
.site-footer__mark{font-size:24px;font-weight:900;letter-spacing:-.02em;color:var(--paper)}
.site-footer__sub{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;color:var(--grey)}
.site-footer__tip{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  color:var(--blue-pale);
}
.site-footer__cols{
  display:grid;
  gap:32px;
  grid-template-columns:1fr;
  padding:40px 0 32px;
}
@media (min-width:600px){.site-footer__cols{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.site-footer__cols{grid-template-columns:1.1fr 1fr 1.7fr 1fr;gap:40px}}
.foot-col__title{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--ember);
  margin-bottom:14px;
}
.foot-col__list li + li{margin-top:10px}
.foot-col__list a{
  color:var(--paper-2);
  border-bottom:1px solid transparent;
  transition:color 160ms var(--ease),border-color 160ms var(--ease);
}
.foot-col__list a:hover{color:#fff;border-bottom-color:var(--milan-red)}
.foot-col__text{font-size:14px;line-height:1.9;color:var(--paper-2);word-break:break-word}
.foot-col__note{margin-top:12px;font-size:12px;line-height:1.7;color:var(--grey)}
.foot-col__more{margin-top:12px}
.foot-col__more a{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--blue-pale);
  border-bottom:1px solid var(--milan-red);
  padding-bottom:2px;
}
.foot-col__more a:hover{color:#fff}
.foot-col__meta{
  margin-top:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.05em;
  color:var(--grey);
}
.site-footer__bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  padding-top:24px;
  border-top:1px solid var(--line-light);
}
.site-footer__code{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.04em;
  color:var(--grey);
}

/* ---------- 7. Components ---------- */
.card{
  position:relative;
  padding:22px 20px 24px;
  background:var(--paper-2);
  border:1px solid var(--line-color);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,0 100%);
  transition:border-color 160ms var(--ease),background-color 160ms var(--ease);
}
.card:hover{border-color:var(--milan-red);background:#EFE7D8}
.card__no{
  display:block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--ember);
  margin-bottom:12px;
}
.card__title{font-size:20px;font-weight:800;line-height:1.3;margin-bottom:10px}
.card__meta{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.04em;
  color:var(--grey);
  margin-bottom:12px;
}
.card__text{font-size:15px;line-height:1.75;color:var(--ink-soft)}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 12px;
  border:1px solid var(--line-color);
  background:transparent;
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  cursor:pointer;
  transition:background-color 140ms var(--ease),border-color 140ms var(--ease),color 140ms var(--ease);
}
.tag:hover{border-color:var(--milan-red);color:var(--milan-red)}
.tag--active,
.tag[aria-pressed="true"],
.tag[aria-selected="true"]{
  background:var(--milan-red);
  border-color:var(--milan-red);
  color:#fff;
}
.tag--away[aria-pressed="true"],
.tag--away[aria-selected="true"]{
  background:var(--tech-blue);
  border-color:var(--tech-blue);
}

.tablist{display:flex;flex-wrap:wrap;gap:8px}
.tabpanel{padding-top:24px}

.panel{
  padding:24px 22px;
  background:var(--paper);
  border:1px solid var(--line-color);
  border-top:4px solid var(--line-color);
}
.panel--home{border-top-color:var(--milan-red)}
.panel--away{border-top-color:var(--tech-blue)}

.data-bar{
  position:relative;
  height:8px;
  background:var(--paper-2);
  overflow:hidden;
}
.data-bar__fill{
  display:block;
  height:100%;
  width:0;
  background:var(--milan-red);
  transition:width 900ms var(--ease);
}
.data-bar--away .data-bar__fill{background:var(--tech-blue)}

.stat{display:flex;flex-direction:column;gap:4px}
.stat__value{
  font-family:var(--font-mono);
  font-size:clamp(24px,3.6vw,40px);
  font-weight:700;
  line-height:1;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.stat__label{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--grey);
}
.stat--home .stat__value{color:var(--milan-red)}
.stat--away .stat__value{color:var(--tech-blue-deep)}

.breadcrumb{
  padding:20px 0 0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--grey);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:var(--grey)}
.breadcrumb a{color:var(--tech-blue-deep)}
.breadcrumb a:hover{color:var(--milan-red)}
.breadcrumb [aria-current="page"]{color:var(--ink)}

.prose{max-width:68ch;font-size:17px;line-height:1.8;color:var(--ink)}
.prose p{margin-bottom:.9em}
.prose h2{font-size:clamp(22px,2.8vw,30px);margin:1.6em 0 .6em}
.prose h3{font-size:20px;margin:1.4em 0 .5em}
.prose ul,.prose ol{list-style:disc;padding-left:1.3em;margin-bottom:1em}
.prose ol{list-style:decimal}
.prose li{margin-bottom:.4em}
.prose a{color:var(--tech-blue-deep);border-bottom:1px solid var(--blue-pale)}
.prose a:hover{color:var(--milan-red);border-bottom-color:var(--milan-red)}
.prose blockquote{
  border-left:2px solid var(--milan-red);
  padding-left:18px;
  font-family:var(--font-serif);
  font-size:16px;
  color:var(--ink-soft);
  margin:1.4em 0;
}

.media-frame{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background-color:var(--paper-2);
  background-image:repeating-linear-gradient(135deg,rgba(20,18,16,.05) 0 1px,transparent 1px 10px);
  border:1px solid var(--line-color);
  border-top:4px solid var(--line-color);
}
.media-frame__img{
  width:100%;height:100%;
  object-fit:cover;
  display:block;
}
.media-frame__cap{
  position:absolute;
  left:0;bottom:0;
  padding:6px 12px;
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--home{border-top-color:var(--milan-red)}
.media-frame--away{border-top-color:var(--tech-blue)}

/* ---------- 8. Motion & reveal ---------- */
html.has-js [data-reveal]{
  opacity:0;
  transform:translateY(10px);
  transition:opacity 400ms var(--ease),transform 400ms var(--ease);
}
html.has-js [data-reveal].is-visible{
  opacity:1;
  transform:none;
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  html.has-js [data-reveal]{opacity:1;transform:none}
  .rail-nav,.nav-scrim{transition:none}
}