/* ==========================================================================
   飞亚体育CN · /assets/site.css
   夜场赛场转播室 + 档案资料室：深墨绿底、沙金细线、赛道橙与冰蓝作状态色
   ========================================================================== */

:root{
  --ink:#071C17;
  --forest:#0C2B23;
  --track:#12382E;
  --gold:#D8B56A;
  --sand:#F1DFB2;
  --orange:#F26B38;
  --ice:#66C7D9;
  --mist:#F5F3EC;
  --graphite:#1B2421;
  --moss:#60756D;

  --dim:rgba(241,223,178,.60);
  --dim-soft:rgba(241,223,178,.38);
  --line:rgba(216,181,106,.22);
  --line-strong:rgba(216,181,106,.45);

  --rail-w:92px;
  --bar-h:56px;

  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"IBM Plex Mono","Roboto Mono",SFMono-Regular,ui-monospace,Menlo,Consolas,monospace;

  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body,h1,h2,h3,h4,h5,p,ul,ol,dl,dd,figure,blockquote,pre{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
::selection{background:var(--gold);color:var(--ink)}
:focus-visible{outline:2px solid var(--ice);outline-offset:3px}

/* ---------- base ---------- */
body{
  background:var(--ink);
  color:var(--sand);
  font-family:var(--font-sans);
  font-size:16px;
  font-weight:300;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}

h1,h2,h3,h4{font-weight:200;letter-spacing:-.02em;line-height:1.06}
strong,b{font-weight:500;color:var(--sand)}
small{font-size:12px}

main{padding-left:0}
@media (min-width:1024px){
  main{padding-left:var(--rail-w)}
}

.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;
}

/* ---------- layout helpers ---------- */
.wrap{
  width:100%;
  max-width:1440px;
  margin-inline:auto;
  padding-inline:clamp(20px,4vw,64px);
}
.section{padding-block:clamp(48px,6vw,96px)}

.grid{display:grid;gap:clamp(16px,2.4vw,32px)}
.split{grid-template-columns:minmax(0,1fr)}
@media (min-width:900px){
  .split{grid-template-columns:repeat(12,minmax(0,1fr))}
  .split > *{min-width:0}
  .split--7-5 > *:first-child{grid-column:span 7}
  .split--7-5 > *:last-child{grid-column:span 5}
  .split--8-4 > *:first-child{grid-column:span 8}
  .split--8-4 > *:last-child{grid-column:span 4}
}

/* ---------- typography utilities ---------- */
.eyebrow{
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:400;
  letter-spacing:.22em;
  line-height:1.4;
  color:var(--gold);
  text-transform:uppercase;
}
.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
  letter-spacing:.02em;
}
.lede{
  font-size:clamp(15px,1.4vw,17px);
  line-height:1.78;
  color:rgba(241,223,178,.84);
  max-width:56ch;
}
.note{
  font-size:12px;
  line-height:1.68;
  letter-spacing:.02em;
  color:var(--dim);
}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:44px;
  padding:0 20px;
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--sand);
  font-size:13px;
  letter-spacing:.1em;
  line-height:1;
  text-align:center;
  transition:background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn--gold{
  background:var(--gold);
  border-color:var(--gold);
  color:var(--ink);
  font-weight:500;
}
.btn--gold:hover{background:var(--sand);border-color:var(--sand);color:var(--ink)}
.btn--ghost{border-color:var(--line-strong);color:rgba(241,223,178,.86)}
.btn--ghost:hover{border-color:var(--ice);color:var(--ice)}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--line-strong);
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  line-height:1.6;
  color:var(--gold);
}
.tag--ice{color:var(--ice);border-color:rgba(102,199,217,.45)}
.tag--orange{color:var(--orange);border-color:rgba(242,107,56,.45)}

/* ---------- card ---------- */
.card{
  position:relative;
  background:var(--track);
  border:1px solid var(--line);
  padding:clamp(18px,2vw,28px);
}
.card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(216,181,106,0));
}
.card__label{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.2em;
  color:var(--gold);
  margin-bottom:12px;
}
.card__title{
  font-size:clamp(18px,2vw,24px);
  font-weight:300;
  line-height:1.24;
  letter-spacing:-.01em;
}

/* ---------- breadcrumbs ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-block:18px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--dim);
}
.crumbs__item{display:inline-flex;align-items:center;gap:8px}
.crumbs__link{color:rgba(241,223,178,.75);border-bottom:1px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease)}
.crumbs__link:hover{color:var(--gold);border-color:var(--line-strong)}
.crumbs__sep{color:rgba(216,181,106,.38)}
.crumbs [aria-current="page"]{color:var(--sand)}

/* ---------- media frame ---------- */
.media-frame{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16 / 9;
  overflow:hidden;
  border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 18% 8%,rgba(102,199,217,.16),transparent 62%),
    radial-gradient(90% 80% at 88% 96%,rgba(216,181,106,.16),transparent 60%),
    linear-gradient(152deg,var(--track),var(--ink) 72%);
}
.media-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.88) contrast(1.06) brightness(.94);
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,28,23,0) 42%,rgba(7,28,23,.78));
  pointer-events:none;
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--portrait{aspect-ratio:3 / 4}
.media-frame--square{aspect-ratio:1 / 1}
.media-frame__caption{
  position:absolute;
  left:0;bottom:0;
  z-index:1;
  padding:12px 14px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  color:var(--sand);
}

/* ---------- horizontal data strip ---------- */
.data-strip{
  position:relative;
  border-block:1px solid var(--line);
  background:var(--forest);
}
.data-strip__nav{display:flex;gap:8px;justify-content:flex-end;padding:10px clamp(16px,3vw,28px)}
.data-strip__btn{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  border:1px solid var(--line-strong);
  color:var(--gold);
  font-family:var(--font-mono);
  font-size:14px;
  line-height:1;
  transition:background .16s var(--ease),color .16s var(--ease),border-color .16s var(--ease);
}
.data-strip__btn:hover:not([disabled]){background:rgba(216,181,106,.12);border-color:var(--gold);color:var(--sand)}
.data-strip__btn[disabled]{opacity:.32;cursor:not-allowed}
.data-strip__track{
  display:flex;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.data-strip__track::-webkit-scrollbar{display:none}
.data-strip__item{
  flex:0 0 auto;
  min-width:180px;
  padding:16px 20px;
  border-right:1px solid var(--line);
  scroll-snap-align:start;
}
.data-strip__item:last-child{border-right:0}

/* ---------- reveal ---------- */
html[data-reveal-ready] [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .26s var(--ease),transform .26s var(--ease);
}
html[data-reveal-ready] [data-reveal].is-visible{opacity:1;transform:none}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{position:relative;z-index:60}

.skip-link{
  position:fixed;
  top:8px;left:8px;
  z-index:200;
  padding:11px 18px;
  background:var(--gold);
  color:var(--ink);
  font-size:13px;
  letter-spacing:.08em;
  transform:translateY(-180%);
  transition:transform .18s var(--ease);
}
.skip-link:focus,.skip-link:focus-visible{transform:none}

/* --- top bar --- */
.header-bar{
  position:sticky;
  top:0;
  z-index:50;
  display:flex;
  align-items:center;
  gap:clamp(10px,2vw,28px);
  min-height:var(--bar-h);
  padding:0 clamp(14px,3vw,40px) 0 clamp(14px,3vw,30px);
  background:rgba(7,28,23,.94);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
@media (min-width:1024px){
  .header-bar{margin-left:var(--rail-w)}
}

.progress{
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  pointer-events:none;
}
.progress__bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--gold),var(--orange));
}

.header-bar__brand{
  display:flex;
  align-items:baseline;
  gap:10px;
  min-width:0;
}
.header-bar__mark{
  font-size:13px;
  font-weight:500;
  letter-spacing:.16em;
  color:var(--sand);
  white-space:nowrap;
}
.header-bar__tag{
  display:none;
  font-size:11px;
  letter-spacing:.12em;
  color:var(--dim);
  white-space:nowrap;
}
@media (min-width:720px){
  .header-bar__tag{display:inline}
}

.header-bar__status{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--dim);
  white-space:nowrap;
}
.status-dot{
  display:block;
  width:6px;
  height:6px;
  background:var(--orange);
  box-shadow:0 0 0 3px rgba(242,107,56,.18);
}
.status-round{color:var(--gold);font-variant-numeric:tabular-nums}
.header-bar__time{display:none;font-variant-numeric:tabular-nums}
@media (min-width:560px){
  .header-bar__time{display:inline}
}

.header-bar__util{
  display:none;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--gold);
  border-bottom:1px solid var(--line-strong);
  padding-bottom:2px;
  white-space:nowrap;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.header-bar__util:hover{color:var(--sand);border-color:var(--gold)}
@media (min-width:1024px){
  .header-bar__util{display:inline-block}
}

/* --- mobile toggle --- */
.nav-toggle{display:none}
@media (max-width:1023px){
  .nav-toggle{
    display:inline-flex;
    align-items:center;
    gap:9px;
    min-height:44px;
    min-width:44px;
    padding:0 12px;
    border:1px solid var(--line-strong);
    color:var(--sand);
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:.16em;
  }
  .nav-toggle__bars{
    position:relative;
    display:block;
    width:16px;
    height:1px;
    background:var(--gold);
  }
  .nav-toggle__bars::before,
  .nav-toggle__bars::after{
    content:"";
    position:absolute;
    left:0;
    width:16px;
    height:1px;
    background:var(--gold);
    transition:transform .18s var(--ease);
  }
  .nav-toggle__bars::before{top:-5px}
  .nav-toggle__bars::after{top:5px}
  .site-header[data-open="true"] .nav-toggle__bars{background:transparent}
  .site-header[data-open="true"] .nav-toggle__bars::before{transform:translateY(5px) rotate(45deg)}
  .site-header[data-open="true"] .nav-toggle__bars::after{transform:translateY(-5px) rotate(-45deg)}
}

/* --- rail / drawer --- */
.rail{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--rail-w);
  z-index:55;
  background:linear-gradient(180deg,var(--forest),var(--ink) 88%);
  border-right:1px solid var(--line);
  display:none;
}
@media (min-width:1024px){
  .rail{display:block}
}
.rail__inner{
  display:flex;
  flex-direction:column;
  height:100%;
  overflow-y:auto;
  scrollbar-width:none;
}
.rail__inner::-webkit-scrollbar{display:none}

.rail__brand{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding:20px 4px 16px;
  border-bottom:1px solid var(--line);
}
.rail__brand-mark{
  writing-mode:vertical-rl;
  text-orientation:upright;
  font-size:13px;
  font-weight:400;
  letter-spacing:.26em;
  line-height:1;
  color:var(--sand);
}
.rail__brand-word{
  font-family:var(--font-mono);
  font-size:9px;
  letter-spacing:.24em;
  color:var(--gold);
  white-space:nowrap;
}

.rail__nav{
  flex:1 1 auto;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px 0;
}
.rail__list{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:2px;
  width:100%;
}

.nav-link{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:7px;
  width:100%;
  padding:12px 4px;
  color:var(--dim);
  transition:color .16s var(--ease),background .16s var(--ease);
}
.nav-link::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  width:2px;
  height:0;
  background:var(--gold);
  transform:translateY(-50%);
  transition:height .18s var(--ease);
}
.nav-link:hover{color:var(--sand);background:rgba(216,181,106,.06)}
.nav-link:hover::before{height:42%}
.nav-link__index{
  font-family:var(--font-mono);
  font-size:9px;
  letter-spacing:.1em;
  color:rgba(216,181,106,.55);
  transition:color .16s var(--ease);
}
.nav-link__label{
  writing-mode:vertical-rl;
  text-orientation:upright;
  font-size:13px;
  letter-spacing:.2em;
  line-height:1;
}
.nav-link[aria-current="page"]{
  color:var(--sand);
  background:rgba(216,181,106,.10);
}
.nav-link[aria-current="page"]::before{height:64%}
.nav-link[aria-current="page"] .nav-link__index{color:var(--orange)}

.rail__meta{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:14px 0 18px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:9px;
  letter-spacing:.14em;
  color:var(--dim-soft);
  font-variant-numeric:tabular-nums;
}
.rail__round{color:var(--gold)}

.rail-veil{display:none}

@media (max-width:1023px){
  .rail{
    display:block;
    width:min(86vw,360px);
    background:var(--forest);
    border-right:1px solid var(--line-strong);
    box-shadow:28px 0 60px rgba(0,0,0,.55);
    transform:translateX(-102%);
    visibility:hidden;
    transition:transform .22s var(--ease),visibility .22s var(--ease);
    z-index:70;
  }
  .site-header[data-open="true"] .rail{transform:none;visibility:visible}

  .rail-veil{display:none}
  .site-header[data-open="true"] .rail-veil{
    display:block;
    position:fixed;
    inset:0;
    z-index:65;
    background:rgba(7,28,23,.72);
    -webkit-backdrop-filter:blur(2px);
    backdrop-filter:blur(2px);
  }

  .rail__inner{height:100%}
  .rail__brand{
    flex-direction:row;
    align-items:baseline;
    justify-content:space-between;
    gap:12px;
    width:100%;
    padding:18px 20px;
  }
  .rail__brand-mark{writing-mode:horizontal-tb;font-size:15px;letter-spacing:.12em}
  .rail__brand-word{font-size:10px}

  .rail__nav{display:block;flex:none;padding:6px 0}
  .rail__list{align-items:stretch;gap:0}
  .nav-link{
    flex-direction:row;
    align-items:center;
    justify-content:flex-start;
    gap:14px;
    min-height:52px;
    padding:0 20px;
    border-bottom:1px solid rgba(216,181,106,.12);
  }
  .nav-link::before{
    top:0;bottom:0;
    height:auto;
    transform:none;
    opacity:0;
    transition:opacity .16s var(--ease);
  }
  .nav-link:hover::before{height:auto;opacity:.5}
  .nav-link[aria-current="page"]::before{height:auto;opacity:1}
  .nav-link__label{writing-mode:horizontal-tb;font-size:17px;letter-spacing:.06em}
  .nav-link__index{font-size:10px}

  .rail__meta{
    flex-direction:row;
    justify-content:flex-start;
    gap:14px;
    padding:16px 20px 24px;
    font-size:10px;
  }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  position:relative;
  overflow:hidden;
  padding:clamp(44px,6vw,88px) clamp(20px,4vw,64px) 28px;
  background:
    repeating-linear-gradient(90deg,rgba(216,181,106,.05) 0 1px,transparent 1px 96px),
    linear-gradient(180deg,var(--forest),var(--ink) 78%);
  border-top:1px solid var(--line-strong);
  color:var(--sand);
}
@media (min-width:1024px){
  .site-footer{padding-left:calc(var(--rail-w) + clamp(20px,4vw,64px))}
}

.footer__top{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  padding-bottom:clamp(26px,4vw,46px);
  border-bottom:1px solid var(--line);
}
.footer__brand{min-width:0}
.footer__wordmark{
  font-size:clamp(34px,5.2vw,64px);
  font-weight:200;
  line-height:1;
  letter-spacing:-.02em;
  color:var(--sand);
}
.footer__wordmark span{
  margin-left:.28em;
  font-family:var(--font-mono);
  font-size:.26em;
  font-weight:400;
  letter-spacing:.2em;
  color:var(--gold);
  vertical-align:middle;
}
.footer__brandline{
  margin-top:12px;
  font-size:12px;
  letter-spacing:.14em;
  color:var(--dim);
}
.footer__cta{flex:0 0 auto}

.footer__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(26px,3vw,40px);
  padding-block:clamp(30px,4vw,54px);
  border-bottom:1px solid var(--line);
}
@media (min-width:640px){
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:1024px){
  .footer__grid{grid-template-columns:repeat(3,minmax(0,1fr)) minmax(260px,1.15fr)}
}

.footer__title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:400;
  letter-spacing:.18em;
  line-height:1.4;
  color:var(--gold);
}
.footer__list{display:grid;gap:10px}
.footer__link{
  display:inline-block;
  font-size:14px;
  line-height:1.5;
  color:rgba(241,223,178,.78);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.footer__link:hover{color:var(--sand);border-color:var(--gold)}

.footer__contact{min-width:0}
.contact-row{
  display:grid;
  grid-template-columns:56px minmax(0,1fr);
  gap:10px;
  padding:9px 0;
  border-bottom:1px dashed rgba(216,181,106,.16);
  font-size:13px;
  line-height:1.6;
}
.contact-row__key{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--gold);
  padding-top:3px;
}
.contact-row__val{
  color:rgba(241,223,178,.86);
  font-variant-numeric:tabular-nums;
  word-break:break-word;
}
.contact-note{
  margin-top:14px;
  max-width:36ch;
  font-size:12px;
  line-height:1.7;
  color:var(--dim);
}

.footer__meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 26px;
  padding-top:22px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--dim);
}
.footer__legal{display:flex;flex-wrap:wrap;gap:10px 22px}
.footer__legal-link{
  color:rgba(241,223,178,.80);
  border-bottom:1px solid var(--line);
  padding-bottom:2px;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.footer__legal-link:hover{color:var(--gold);border-color:var(--gold)}
.footer__icp{margin-left:auto;font-variant-numeric:tabular-nums}
.footer__copy{margin-left:auto;color:var(--dim-soft)}
@media (max-width:760px){
  .footer__icp,.footer__copy{margin-left:0}
}

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