/* ==========================================================================
   万合足球站 · 共享站点套件 /assets/site.css
   夜赛深草绿底 + 看台荧光青高亮 + 哨声橙标记
   ========================================================================== */

:root{
  --c-pitch:#0B2B23;
  --c-room:#061A15;
  --c-neon:#35F2D0;
  --c-whistle:#FF7A33;
  --c-lamp:#F2FBF7;
  --c-mist:#A9C6BD;
  --c-pill:#123A30;
  --c-grid:#1E4D40;
  --c-glow:#CFFAF0;
  --c-whistle-deep:#C24A11;

  --radius-card:28px;
  --radius-pill:999px;

  --gutter:clamp(20px,4.2vw,56px);
  --maxw:1440px;
  --header-h:72px;
  --rail-w:96px;

  --font-sans:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
}

@media (max-width:1024px){
  :root{ --header-h:64px; --radius-card:22px; --rail-w:64px; }
}

/* ---------- 01 · reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}
html.nav-locked,
html.nav-locked body{ overflow:hidden; }
body{
  margin:0;
  min-height:100vh;
  background-color:var(--c-pitch);
  color:var(--c-lamp);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }
img,svg,video{ display:block; max-width:100%; }
img{ height:auto; }
a{ color:inherit; text-decoration:none; }
button,input,select,textarea{ font:inherit; color:inherit; }
button{ background:none; border:0; cursor:pointer; }
table{ width:100%; border-collapse:collapse; }
:focus-visible{ outline:2px solid var(--c-neon); outline-offset:3px; border-radius:4px; }
::selection{ background:var(--c-neon); color:var(--c-room); }

/* ---------- 02 · 容器与工具 ---------- */
.wrap{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.stack{ display:grid; gap:24px; }
.cluster{ display:flex; flex-wrap:wrap; align-items:center; gap:12px; }
.curve-top{
  border-top-left-radius:50% 64px;
  border-top-right-radius:50% 64px;
}
.sr-only{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}

/* ---------- 03 · 中文排版 ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--c-neon);
}
.t-display{
  font-size:clamp(56px,9vw,168px);
  font-weight:200;
  line-height:.92;
  letter-spacing:-.03em;
  color:var(--c-lamp);
}
.t-h2{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:600;
  line-height:1.2;
  letter-spacing:-.015em;
}
.t-h3{ font-size:20px; font-weight:600; line-height:1.45; }
.t-lede{
  font-size:17px;
  line-height:1.8;
  color:var(--c-mist);
  max-width:68ch;
}
.t-num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  letter-spacing:-.02em;
}
.t-caption{
  display:flex;
  align-items:baseline;
  gap:8px;
  font-size:13px;
  line-height:1.6;
  color:var(--c-mist);
}
.t-caption::before{
  content:"";
  flex:none;
  width:4px; height:4px;
  border-radius:50%;
  background:var(--c-neon);
  transform:translateY(-2px);
}

/* ---------- 04 · 栏目标题 ---------- */
.sec-head{
  display:flex;
  align-items:center;
  gap:14px;
  font-size:clamp(28px,3.4vw,40px);
  font-weight:600;
  line-height:1.2;
  letter-spacing:-.015em;
  color:var(--c-lamp);
}
.sec-index{
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:500;
  letter-spacing:.1em;
  color:var(--c-neon);
}
.sec-rule{
  flex:none;
  width:30px;
  height:2px;
  border-radius:2px;
  background:var(--c-neon);
}

/* ---------- 05 · 链接 ---------- */
.link{
  position:relative;
  display:inline-block;
  color:var(--c-neon);
  text-decoration:none;
}
.link::after{
  content:"";
  position:absolute;
  left:0; bottom:-2px;
  width:100%; height:2px;
  background:var(--c-neon);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s var(--ease);
}
.link:hover::after,
.link:focus-visible::after{ transform:scaleX(1); }

/* ---------- 06 · 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  text-decoration:none;
  white-space:nowrap;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-primary{
  background:var(--c-neon);
  color:var(--c-room);
}
.btn-primary:hover,
.btn-primary:focus-visible{ background:var(--c-glow); transform:translateY(-1px); }
.btn-ghost{
  background:var(--c-pill);
  color:var(--c-lamp);
  border-color:var(--c-grid);
}
.btn-ghost:hover,
.btn-ghost:focus-visible{ border-color:var(--c-neon); color:var(--c-neon); }

/* ---------- 07 · 卡片 / 标签 / 徽标 / 数据块 ---------- */
.card{
  background:var(--c-pill);
  border:1px solid var(--c-grid);
  border-radius:var(--radius-card);
  padding:clamp(20px,2.4vw,32px);
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.card:hover{ border-color:var(--c-neon); transform:translateY(-2px); }

.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 15px;
  border-radius:var(--radius-pill);
  border:1px solid var(--c-grid);
  background:transparent;
  color:var(--c-mist);
  font-size:13px;
  line-height:1.4;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.chip:hover{ border-color:var(--c-neon); color:var(--c-lamp); }
.chip[aria-pressed="true"],
.chip.is-active{
  background:var(--c-neon);
  border-color:var(--c-neon);
  color:var(--c-room);
  font-weight:600;
}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--radius-pill);
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  line-height:1.5;
}
.badge--neon{ background:rgba(53,242,208,.14); color:var(--c-neon); }
.badge--whistle{
  background:rgba(255,122,51,.16);
  color:var(--c-whistle);
  border:1px solid rgba(255,122,51,.42);
}

.stat{ display:grid; gap:6px; }
.stat-value{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:clamp(32px,4vw,56px);
  line-height:1;
  letter-spacing:-.02em;
  color:var(--c-lamp);
}
.stat-label{ font-size:13px; color:var(--c-mist); }
.stat--neon .stat-value{ color:var(--c-neon); }
.stat--whistle .stat-value{ color:var(--c-whistle); }

/* ---------- 08 · 影像容器 ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  border-radius:var(--radius-card);
  background:linear-gradient(158deg,#123A30 0%,#061A15 100%);
  aspect-ratio:16 / 9;
}
.media-frame > img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:brightness(.74) saturate(.92);
}
.media-frame::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(205deg,rgba(53,242,208,.12) 0%,rgba(6,26,21,.42) 100%);
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(30,77,64,.55) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(30,77,64,.55) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.85;
}
.media-frame--wide{ aspect-ratio:21 / 9; }
.media-frame--tall{ aspect-ratio:3 / 4; }
.media-frame--square{ aspect-ratio:1 / 1; }
.media-frame--panorama{ aspect-ratio:32 / 9; }

/* ---------- 09 · 面包屑 ---------- */
.crumbs{ font-size:13px; }
.crumbs ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.crumbs li{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  letter-spacing:.02em;
  color:var(--c-mist);
}
.crumbs li + li::before{
  content:"／";
  color:var(--c-grid);
}
.crumbs a{
  color:var(--c-mist);
  transition:color .2s var(--ease);
}
.crumbs a:hover{ color:var(--c-neon); }
.crumbs [aria-current="page"]{ color:var(--c-lamp); }

/* ---------- 10 · 轮次时间轴 ---------- */
.round-rail{ position:relative; }
.round-rail::before{
  content:"";
  position:absolute;
  left:5px;
  top:14px;
  bottom:14px;
  width:1px;
  background:var(--c-grid);
}
.round-rail li{ position:relative; padding-left:26px; }
.round-rail li::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  width:11px; height:11px;
  margin-top:-6px;
  border-radius:50%;
  border:1px solid var(--c-grid);
  background:var(--c-room);
  transition:background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.round-rail li:hover::before{ border-color:var(--c-neon); }
.round-rail a{
  display:block;
  padding:8px 0;
  font-size:14px;
  color:var(--c-mist);
  transition:color .2s var(--ease);
}
.round-rail a:hover{ color:var(--c-lamp); }
.round-rail li.is-current::before{
  background:var(--c-neon);
  border-color:var(--c-neon);
  box-shadow:0 0 0 6px rgba(53,242,208,.12);
}
.round-rail li.is-current a{
  color:var(--c-neon);
  font-weight:600;
}
.round-rail li.is-current a::after{
  content:"";
  display:inline-block;
  width:18px;
  height:2px;
  margin-left:10px;
  vertical-align:middle;
  background:var(--c-neon);
}

/* ---------- 11 · 站点头部 ---------- */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:200;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .3s var(--ease),border-color .3s var(--ease);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(6,26,21,.85) 0%,rgba(6,26,21,0) 100%);
  transition:opacity .3s var(--ease);
}
.site-header[data-scrolled="true"]{
  background:var(--c-pitch);
  border-bottom-color:var(--c-grid);
}
.site-header[data-scrolled="true"]::before{ opacity:0; }

.header-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  gap:clamp(14px,2.4vw,32px);
  width:100%;
  max-width:var(--maxw);
  min-height:var(--header-h);
  margin-inline:auto;
  padding:12px var(--gutter);
}

.brand{
  display:inline-flex;
  flex-direction:column;
  gap:3px;
  margin-right:auto;
  color:var(--c-lamp);
  line-height:1;
}
.brand-name{
  font-size:19px;
  font-weight:600;
  letter-spacing:.04em;
}
.brand-sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.26em;
  color:var(--c-neon);
}

.site-nav{ position:relative; z-index:1; display:flex; align-items:center; }
.nav-list{ display:flex; align-items:center; gap:2px; }
.nav-item::before{ content:none; }
.nav-index{ display:none; }
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:500;
  color:var(--c-mist);
  white-space:nowrap;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.nav-link:hover,
.nav-link:focus-visible{ background:var(--c-pill); color:var(--c-lamp); }
.nav-link[aria-current="page"]{
  background:var(--c-neon);
  color:var(--c-room);
  font-weight:600;
}

.nav-aside{ display:none; }

.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  position:relative;
  z-index:3;
}
.header-cta{ padding:11px 20px; font-size:14px; }

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px; height:46px;
  border-radius:var(--radius-pill);
  border:1px solid var(--c-grid);
  background:rgba(18,58,48,.65);
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle:hover{ border-color:var(--c-neon); }
.nav-toggle-bars{
  position:relative;
  display:block;
  width:18px; height:12px;
}
.nav-toggle-bars > span{
  position:absolute;
  left:0;
  width:100%;
  height:2px;
  border-radius:2px;
  background:var(--c-lamp);
  transition:transform .22s var(--ease),background-color .22s var(--ease);
}
.nav-toggle-bars > span:nth-child(1){ top:0; }
.nav-toggle-bars > span:nth-child(2){ bottom:0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars > span:nth-child(1){
  transform:translateY(5px) rotate(45deg);
  background:var(--c-neon);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars > span:nth-child(2){
  transform:translateY(-5px) rotate(-45deg);
  background:var(--c-neon);
}

.scroll-rail{
  position:absolute;
  left:0; right:0; bottom:0;
  z-index:1;
  height:2px;
  overflow:hidden;
  pointer-events:none;
}
.scroll-rail > span{
  display:block;
  width:100%; height:100%;
  background:linear-gradient(90deg,var(--c-neon) 0%,var(--c-whistle) 100%);
  transform:scaleX(0);
  transform-origin:left center;
}

/* ---------- 12 · 站点页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,10vw,140px);
  background:var(--c-room);
  color:var(--c-mist);
}
.footer-stand{
  position:relative;
  height:clamp(120px,20vw,230px);
  border-bottom-left-radius:50% 60px;
  border-bottom-right-radius:50% 60px;
  background:
    radial-gradient(120% 90% at 18% 0%,rgba(53,242,208,.18) 0%,rgba(53,242,208,0) 62%),
    radial-gradient(90% 80% at 82% 6%,rgba(255,122,51,.16) 0%,rgba(255,122,51,0) 66%),
    linear-gradient(180deg,#0E3329 0%,#061A15 100%);
  overflow:hidden;
}
.footer-stand::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(53,242,208,.24) 1px,transparent 1.4px);
  background-size:14px 12px;
  opacity:.5;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.35fr;
  gap:clamp(26px,4vw,60px);
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(40px,5vw,72px) var(--gutter) clamp(28px,4vw,48px);
}
.brand--footer{ margin-right:0; margin-bottom:18px; }
.brand--footer .brand-name{ font-size:24px; }
.footer-note{
  font-size:14px;
  line-height:1.8;
  color:var(--c-mist);
  max-width:34ch;
}
.footer-col-title{
  margin-bottom:16px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  color:var(--c-neon);
}
.footer-col ul{ display:grid; gap:2px; }
.footer-col a{
  position:relative;
  display:inline-block;
  padding:5px 0;
  font-size:15px;
  color:var(--c-mist);
  transition:color .2s var(--ease);
}
.footer-col a::after{
  content:"";
  position:absolute;
  left:0; bottom:3px;
  width:100%; height:1px;
  background:var(--c-neon);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s var(--ease);
}
.footer-col a:hover,
.footer-col a:focus-visible{ color:var(--c-lamp); }
.footer-col a:hover::after,
.footer-col a:focus-visible::after{ transform:scaleX(1); }
.footer-plain{
  padding:5px 0;
  font-family:var(--font-mono);
  font-size:13px;
  line-height:1.7;
  color:var(--c-mist);
  word-break:break-word;
}
.footer-col--info .footer-plain{ font-family:var(--font-sans); font-size:14px; }

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:10px 32px;
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:22px var(--gutter) 48px;
  border-top:1px solid var(--c-grid);
  font-size:13px;
  color:var(--c-mist);
}
.footer-footnote{ max-width:68ch; line-height:1.75; }
.footer-copy{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  white-space:nowrap;
}

.to-top{
  position:fixed;
  right:clamp(16px,3vw,32px);
  bottom:clamp(16px,3vw,32px);
  z-index:150;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--c-grid);
  background:rgba(6,26,21,.92);
  color:var(--c-lamp);
  font-size:13px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s linear,border-color .2s var(--ease),color .2s var(--ease);
}
.to-top[data-visible]{
  opacity:1;
  visibility:visible;
  transform:none;
}
.to-top:hover,
.to-top:focus-visible{ border-color:var(--c-neon); color:var(--c-neon); }

/* ---------- 13 · 移动端头部 ---------- */
@media (max-width:1024px){
  .nav-toggle{ display:inline-flex; }

  .site-nav{
    position:fixed;
    inset:var(--header-h) 0 0 0;
    z-index:1;
    display:flex;
    flex-direction:column;
    padding:26px var(--gutter) 56px;
    background:var(--c-room);
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s linear;
  }
  .site-nav[data-open]{
    opacity:1;
    visibility:visible;
    transform:none;
  }

  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-item::before{
    content:attr(data-group);
    display:block;
    padding-top:26px;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.24em;
    color:var(--c-mist);
  }
  .nav-item:first-child::before{ padding-top:0; }

  .nav-link{
    display:flex;
    padding:15px 0;
    border-radius:0;
    border-bottom:1px solid var(--c-grid);
    font-size:clamp(22px,5.6vw,30px);
    font-weight:600;
    color:var(--c-lamp);
    transition:color .2s var(--ease),padding-left .2s var(--ease);
  }
  .nav-link:hover,
  .nav-link:focus-visible{
    background:transparent;
    color:var(--c-neon);
    padding-left:8px;
  }
  .nav-link[aria-current="page"]{
    background:transparent;
    color:var(--c-neon);
  }
  .nav-index{
    display:inline-block;
    font-family:var(--font-mono);
    font-size:12px;
    font-weight:500;
    letter-spacing:.08em;
    color:var(--c-neon);
  }

  .nav-aside{
    display:block;
    margin-top:auto;
    padding-top:30px;
    border-top:1px solid var(--c-grid);
  }
  .nav-aside-title{
    margin-bottom:10px;
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.24em;
    color:var(--c-neon);
  }
  .nav-aside-text{
    font-size:14px;
    line-height:1.8;
    color:var(--c-mist);
    word-break:break-word;
  }
}

@media (max-width:600px){
  .header-cta{ display:none; }
}

/* ---------- 14 · 响应式页脚 ---------- */
@media (max-width:1024px){
  .footer-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (max-width:600px){
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .footer-bottom{ padding-bottom:96px; }
}

/* ---------- 15 · 减少动态 ---------- */
@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .card:hover{ transform:none; }
  .btn-primary:hover,
  .btn-primary:focus-visible{ transform:none; }
  .site-nav{ transform:none; }
  .to-top{ transform:none; }
  .nav-link:hover,
  .nav-link:focus-visible{ padding-left:0; }
  .round-rail li.is-current::before{ box-shadow:none; }
  .scroll-rail > span{ transition:none; }
}