/* ============ 球友会数据 · 共享样式 /assets/site.css ============ */

/* ---- reset ---- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd,table{margin:0;padding:0}
ul,ol{list-style:none}
img,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
[hidden]{display:none !important}

/* ---- tokens ---- */
:root{
  --deep:#0B3B3C;
  --deep-shadow:#06292A;
  --glass:#135152;
  --fluo:#B9FF3C;
  --fluo-cream:#E8FFC2;
  --steel:#93A6A5;
  --rubber:#161A19;
  --bronze:#C08A4A;
  --cold:#F3F6F1;
  --cyan:#3F8E8B;

  --line:rgba(147,166,165,.26);
  --line-strong:rgba(147,166,165,.48);
  --wash:rgba(243,246,241,.82);

  --font-display:"Arial Narrow","Helvetica Neue",Impact,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-cover:"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-body:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono","PingFang SC","Microsoft YaHei",monospace;

  --fs-12:12px; --fs-14:14px; --fs-17:17px; --fs-22:22px;
  --fs-32:32px; --fs-56:56px; --fs-96:96px; --fs-160:160px;

  --gutter:24px;
  --wrap:1280px;
  --header-h:68px;
  --radius:14px;
  --radius-sm:9px;
  --gap:24px;
}

/* ---- 中文排版与底色 ---- */
html,body{min-height:100%}
body{
  background:
    radial-gradient(1100px 560px at 82% -12%, rgba(63,142,139,.34), transparent 66%),
    radial-gradient(900px 520px at -12% 18%, rgba(19,81,82,.55), transparent 62%),
    var(--deep);
  background-attachment:fixed;
  color:var(--cold);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-wrap:break-word;
  word-break:normal;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-weight:800;line-height:1.2;letter-spacing:.005em;text-wrap:balance}
p{text-wrap:pretty}
strong,b{color:var(--fluo-cream)}
::selection{background:var(--fluo);color:var(--rubber)}

:focus-visible{outline:2px solid var(--fluo);outline-offset:3px;border-radius:4px}

.visually-hidden{
  position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}

/* ---- skip link ---- */
.skip-link{
  position:fixed;top:8px;left:-240px;z-index:200;
  padding:10px 18px;border-radius:0 999px 999px 0;
  background:var(--fluo);color:var(--rubber);
  font-size:13px;letter-spacing:.08em;font-weight:700;
  transition:left .2s ease;
}
.skip-link:focus{left:0}

/* ============ HEADER ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:linear-gradient(180deg, rgba(6,41,42,.82) 0%, rgba(6,41,42,0) 100%);
  transition:background-color .24s ease, box-shadow .24s ease, backdrop-filter .24s ease;
}
.site-header[data-scrolled="true"]{
  background-color:var(--deep);
  background-image:none;
  box-shadow:0 1px 0 var(--line), 0 22px 44px -30px rgba(0,0,0,.95);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.scroll-progress{
  position:absolute;left:0;bottom:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--fluo) 0%, var(--cyan) 70%, var(--bronze) 100%);
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .1s linear;
}
.site-header__inner{
  max-width:var(--wrap);margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:12px var(--gutter);
  min-height:var(--header-h);
}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;min-width:0}
.brand__mark{
  width:38px;height:38px;flex:0 0 auto;display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(140deg,var(--fluo) 0%, #7EC22B 100%);
  color:var(--rubber);
  font-family:var(--font-display);font-size:15px;font-weight:800;letter-spacing:-.02em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.18;min-width:0}
.brand__name{font-family:var(--font-display);font-size:19px;font-weight:800;letter-spacing:.05em;white-space:nowrap}
.brand__tagline{font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel);white-space:nowrap}

.site-nav{margin-left:auto;display:flex;align-items:center}
.site-nav__list{display:flex;align-items:center;gap:2px}
.site-nav__link{
  display:inline-flex;align-items:baseline;gap:6px;
  padding:10px 12px;border-radius:999px;
  font-size:var(--fs-14);color:var(--wash);
  transition:color .18s ease, background-color .18s ease;
}
.site-nav__link:hover{color:var(--cold);background:rgba(185,255,60,.10)}
.site-nav__link[aria-current="page"]{color:var(--fluo);background:rgba(185,255,60,.13)}
.site-nav__link[aria-current="page"] .site-nav__index{color:var(--fluo-cream)}
.site-nav__index{font-size:10px;letter-spacing:.08em;color:var(--bronze);font-variant-numeric:tabular-nums}
.site-nav__meta{display:none}

.nav-scrim{display:none}

.site-header__actions{
  display:flex;align-items:center;gap:10px;margin-left:8px;
}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  font-size:var(--fs-14);letter-spacing:.06em;font-weight:700;
  border:1px solid transparent;
  transition:transform .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
}
.btn--cta{background:var(--fluo);color:var(--rubber)}
.btn--cta:hover{background:var(--fluo-cream);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line-strong);color:var(--cold);font-weight:400}
.btn--ghost:hover{border-color:var(--fluo);color:var(--fluo);transform:translateY(-2px)}
.btn--quiet{border-color:var(--line);color:var(--steel);font-weight:400;padding:8px 14px;font-size:var(--fs-12);letter-spacing:.08em}
.btn--quiet:hover{border-color:var(--fluo);color:var(--fluo)}

/* ---- nav toggle ---- */
.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:10px 14px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--cold);
  font-size:var(--fs-12);letter-spacing:.08em;
}
.nav-toggle:hover{border-color:var(--fluo);color:var(--fluo)}
.nav-toggle__bars{position:relative;display:block;width:18px;height:10px;flex:0 0 auto}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";position:absolute;left:0;right:0;height:2px;background:var(--fluo);
  transition:transform .22s 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)}

/* ============ LAYOUT ============ */
.site-main{display:block;padding-top:var(--header-h)}
.site-main--overlay{padding-top:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.section{padding:72px 0}
.section--tight{padding:40px 0}
.section__head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:var(--gap);
  flex-wrap:wrap;margin-bottom:28px;
}
.eyebrow{font-size:var(--fs-12);letter-spacing:.14em;color:var(--fluo);text-transform:uppercase}
.cover-title{
  font-family:var(--font-cover);font-weight:200;
  font-size:clamp(3rem,9vw,7.5rem);line-height:.98;letter-spacing:-.02em;
  color:var(--cold);
}
.display-num{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(56px,9vw,160px);line-height:.86;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;color:var(--fluo);display:block;
}
.lede{
  font-size:clamp(17px,1.6vw,22px);line-height:1.7;
  color:rgba(243,246,241,.88);max-width:62ch;
}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  border:1px solid var(--line);color:var(--steel);
  font-size:var(--fs-12);letter-spacing:.08em;white-space:nowrap;
}
.divider{height:1px;border:0;background:var(--line)}
.link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:var(--fs-12);letter-spacing:.08em;color:var(--fluo);
}
.link-more:hover{color:var(--fluo-cream);text-decoration:underline;text-underline-offset:4px}

/* ---- 网格 ---- */
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.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-12{grid-column:span 12}

/* ---- Bento / 卡片 ---- */
.bento{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.card{
  position:relative;display:flex;flex-direction:column;gap:10px;
  padding:20px;border-radius:var(--radius);
  background:var(--rubber);border:1px solid rgba(147,166,165,.16);
  transition:transform .24s ease, border-color .24s ease, background-color .24s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.card--glass{
  background:linear-gradient(155deg, rgba(19,81,82,.90) 0%, rgba(6,41,42,.78) 100%);
  border-color:var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.card--glass:hover{background:linear-gradient(155deg, rgba(19,81,82,.98) 0%, rgba(6,41,42,.88) 100%)}
.card--accent{border-color:rgba(185,255,60,.55)}
.card--solid{background:var(--rubber)}
.card__num{
  font-family:var(--font-display);font-weight:800;font-size:var(--fs-32);line-height:1;
  font-variant-numeric:tabular-nums;color:var(--fluo);
}
.card__title{font-size:var(--fs-17);font-weight:700;line-height:1.45}
.card__meta{font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel);margin-top:auto}

.stat{display:flex;flex-direction:column;gap:4px}
.stat__num{
  font-family:var(--font-display);font-weight:800;
  font-size:clamp(32px,4vw,56px);line-height:1;
  font-variant-numeric:tabular-nums;color:var(--cold);
}
.stat__label{font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel)}

/* ---- 右栏 ---- */
.rail{
  display:flex;flex-direction:column;gap:16px;
  padding-left:var(--gutter);border-left:1px solid var(--line);
}
.rail__stamp{font-size:var(--fs-12);letter-spacing:.08em;color:var(--bronze);font-variant-numeric:tabular-nums}

/* ---- 筛选 ---- */
.filter-bar{display:flex;flex-wrap:wrap;gap:8px}
.filter-chip{
  padding:8px 14px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--steel);
  font-size:13px;letter-spacing:.06em;
  transition:background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.filter-chip:hover{color:var(--cold);border-color:var(--fluo)}
.filter-chip[aria-pressed="true"]{background:var(--fluo);border-color:var(--fluo);color:var(--rubber);font-weight:700}

/* ---- 数据表 ---- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(6,41,42,.45)}
.data-table{min-width:560px;font-size:var(--fs-14)}
.data-table caption{text-align:left;padding:14px 16px;font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel)}
.data-table th{
  text-align:left;padding:12px 16px;
  font-size:var(--fs-12);letter-spacing:.08em;color:var(--fluo);font-weight:700;
  border-bottom:1px solid var(--line);
}
.data-table td{
  padding:12px 16px;border-bottom:1px solid rgba(147,166,165,.12);
  font-variant-numeric:tabular-nums;color:var(--wash);
}
.data-table tbody tr:nth-child(odd){background:rgba(6,41,42,.62)}
.data-table tbody tr:hover{background:rgba(19,81,82,.5)}
.data-table tbody tr:last-child td{border-bottom:0}

/* ---- 折叠面板 ---- */
.panel-list{display:flex;flex-direction:column;gap:10px}
.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--rubber);overflow:hidden}
.panel__trigger{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;text-align:left;font-size:var(--fs-17);font-weight:700;color:var(--cold);
}
.panel__trigger:hover{color:var(--fluo)}
.panel__trigger[aria-expanded="true"]{color:var(--fluo)}
.panel__content{padding:0 20px 20px;font-size:15px;color:var(--wash)}

/* ---- 面包屑 ---- */
.breadcrumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:24px 0 0;font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel);
}
.breadcrumbs a:hover{color:var(--fluo)}
.breadcrumbs__sep{color:var(--bronze)}

/* ---- 图片容器 ---- */
.figure{margin:0}
.figure__media{
  position:relative;overflow:hidden;
  border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(150deg, rgba(19,81,82,.92) 0%, rgba(6,41,42,.96) 100%);
  aspect-ratio:4/3;
}
.figure__media img,
.figure__media svg,
.figure__media picture{width:100%;height:100%;object-fit:cover;display:block}
.figure--wide .figure__media{aspect-ratio:16/9}
.figure--tall .figure__media{aspect-ratio:3/4}
.figure--square .figure__media{aspect-ratio:1/1}
.figure__caption{margin-top:10px;font-size:var(--fs-12);letter-spacing:.06em;color:var(--steel)}

/* ---- 显现 ---- */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .5s ease, transform .5s ease}
[data-reveal].is-in{opacity:1;transform:none}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:96px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(6,41,42,0) 0%, var(--deep-shadow) 42%);
}
.site-footer__inner{
  max-width:var(--wrap);margin:0 auto;
  padding:56px var(--gutter) 28px;
  display:grid;grid-template-columns:minmax(210px,1.1fr) 2fr;gap:36px var(--gap);
}
.site-footer__brand{min-width:0}
.site-footer__signature{
  font-family:var(--font-display);font-size:26px;font-weight:800;letter-spacing:.04em;color:var(--cold);
}
.site-footer__tagline{margin-top:8px;font-size:13px;color:var(--steel);letter-spacing:.06em}
.site-footer__meta{
  margin-top:16px;font-size:var(--fs-12);letter-spacing:.08em;color:var(--bronze);
  font-variant-numeric:tabular-nums;
}
.site-footer__nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.footer-col__title{font-size:var(--fs-12);letter-spacing:.12em;color:var(--fluo);margin-bottom:12px;font-weight:700}
.footer-col__list{display:flex;flex-direction:column;gap:8px}
.footer-col__list a{font-size:var(--fs-14);color:var(--wash);transition:color .18s ease}
.footer-col__list a:hover{color:var(--fluo)}

.site-footer__contact{
  grid-column:1 / -1;
  display:flex;flex-wrap:wrap;gap:12px 32px;align-items:center;
  padding-top:24px;border-top:1px solid var(--line);
  font-size:13px;
}
.footer-contact__item{display:inline-flex;align-items:center;gap:10px;min-width:0}
.footer-contact__label{
  font-size:11px;letter-spacing:.12em;color:var(--bronze);white-space:nowrap;
}
.footer-contact__value{color:var(--cold);word-break:break-all}
.copy-btn{
  padding:5px 11px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--steel);
  font-size:11px;letter-spacing:.08em;white-space:nowrap;
  transition:background-color .18s ease, color .18s ease, border-color .18s ease;
}
.copy-btn:hover{border-color:var(--fluo);color:var(--fluo)}
.copy-btn[data-copied="true"]{background:var(--fluo);border-color:var(--fluo);color:var(--rubber)}
.site-footer__note{
  grid-column:1 / -1;
  font-size:var(--fs-12);letter-spacing:.04em;color:var(--steel);
  padding-top:4px;
}
.site-footer__legal{
  grid-column:1 / -1;
  display:flex;flex-wrap:wrap;gap:8px 24px;
  padding-top:16px;border-top:1px solid var(--line);
  font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel);
  font-variant-numeric:tabular-nums;
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .site-nav__link{padding:9px 9px;font-size:13px}
  .site-nav__index{display:none}
  .brand__tagline{display:none}
}

@media (max-width:900px){
  :root{--header-h:60px;--gutter:18px}
  .site-header__inner{gap:12px;padding:10px var(--gutter)}
  .brand__mark{width:34px;height:34px;font-size:13px}
  .brand__name{font-size:17px}
  .brand{position:relative;z-index:140}
  .btn--cta{padding:9px 15px;font-size:13px}
  .nav-toggle{display:inline-flex;position:relative;z-index:140}
  .site-header__actions{position:relative;z-index:140;margin-left:auto}

  .site-nav{
    position:fixed;top:0;right:0;z-index:130;
    width:min(84vw,340px);height:100vh;height:100dvh;
    margin:0;padding:96px 22px 32px;
    display:flex;flex-direction:column;gap:26px;
    background:linear-gradient(180deg, var(--deep-shadow) 0%, var(--deep) 58%, #0A3132 100%);
    border-left:1px solid var(--line);
    box-shadow:-24px 0 60px -40px rgba(0,0,0,.95);
    transform:translateX(102%);
    transition:transform .26s ease;
    overflow-y:auto;overscroll-behavior:contain;
  }
  .site-nav[data-open="true"]{transform:translateX(0)}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .site-nav__link{
    padding:15px 12px;border-radius:10px;font-size:var(--fs-17);
    border-bottom:1px solid rgba(147,166,165,.14);
    justify-content:flex-start;
  }
  .site-nav__index{display:inline;font-size:11px}
  .site-nav__meta{
    display:block;font-size:var(--fs-12);letter-spacing:.08em;color:var(--steel);
    font-variant-numeric:tabular-nums;
  }
  .nav-scrim{
    display:block;position:fixed;inset:0;z-index:125;
    background:rgba(6,41,42,.74);
    backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
    opacity:0;pointer-events:none;transition:opacity .26s ease;
  }
  .site-nav[data-open="true"] + .nav-scrim{opacity:1;pointer-events:auto}

  .section{padding:52px 0}
  .section--tight{padding:32px 0}
  .col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 12}
  .rail{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:20px}

  .site-footer{margin-top:64px}
  .site-footer__inner{grid-template-columns:1fr;padding:40px var(--gutter) 24px;gap:28px}
  .site-footer__nav{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-footer__contact{flex-direction:column;align-items:flex-start;gap:12px}
}

@media (max-width:520px){
  .bento{grid-template-columns:1fr}
  .site-footer__nav{grid-template-columns:1fr}
  .cover-title{font-size:clamp(2.4rem,12vw,3.4rem)}
}

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