/* 九游赛场 · 共享样式 /assets/site.css */

:root{
  --ink:#071A14;
  --panel:#0C241C;
  --panel-2:#0A2019;
  --line:#2A4B3D;
  --line-soft:rgba(42,75,61,.55);
  --text:#E8F5EE;
  --muted:#9DB8AC;
  --lime:#C6FF3D;
  --orange:#FF7F3F;
  --ice:#6CE5FF;
  --white:#F7FFF9;
  --wrap:1220px;
  --gutter:clamp(16px,4vw,40px);
  --font-head:"Barlow Condensed","Oswald","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","IBM Plex Mono","SFMono-Regular",Menlo,Consolas,"Noto Sans Mono",monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:124px}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button,input,textarea,select{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}

body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    radial-gradient(920px 560px at 84% -12%, rgba(108,229,255,.10), transparent 62%),
    radial-gradient(740px 470px at 2% 3%, rgba(198,255,61,.075), transparent 60%),
    linear-gradient(to right, rgba(42,75,61,.20) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42,75,61,.20) 1px, transparent 1px);
  background-size:auto,auto,72px 72px,72px 72px;
  background-repeat:no-repeat,no-repeat,repeat,repeat;
  background-position:0 0,0 0,0 0,0 0;
  color:var(--text);
  font-family:var(--font-body);
  font-size:1rem;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5{
  font-family:var(--font-head);
  font-weight:800;
  font-stretch:85%;
  line-height:1.14;
  letter-spacing:.02em;
  color:var(--white);
}
h1{font-size:clamp(2.4rem,5.4vw,4.6rem)}
h2{font-size:clamp(1.75rem,3vw,2.85rem)}
h3{font-size:clamp(1.25rem,1.9vw,1.6rem)}
h4{font-size:1.1rem}

::selection{background:var(--lime);color:var(--ink)}

:focus-visible{
  outline:2px solid var(--white);
  outline-offset:2px;
  box-shadow:0 0 0 5px rgba(7,26,20,.92);
}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.09em}

/* ---------- 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:-90px;
  left:16px;
  z-index:999;
  padding:10px 20px;
  background:var(--lime);
  color:var(--ink);
  font-weight:700;
  font-size:.92rem;
  letter-spacing:.04em;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:14px;outline:2px solid var(--white);outline-offset:2px}

/* ---------- 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:linear-gradient(180deg,rgba(7,26,20,.985),rgba(7,26,20,.94));
  border-bottom:1px solid var(--line);
}

.scroll-progress{
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:rgba(42,75,61,.5);
  overflow:hidden;
  pointer-events:none;
  z-index:5;
}
.scroll-progress__bar{
  display:block;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,var(--lime),var(--ice));
  transform:scaleX(0);
  transform-origin:left center;
}

.site-header__meta{
  background:var(--panel-2);
  border-bottom:1px solid rgba(42,75,61,.55);
}
.meta__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:38px;
  padding-block:7px;
}
.meta__brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.16em;
  color:var(--muted);
}
.meta__dot{
  width:6px;height:6px;flex:none;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(198,255,61,.14);
}
.meta__links{display:flex;align-items:center;gap:10px;flex:none}
.meta__member{
  padding:3px 11px;
  border:1px solid rgba(108,229,255,.45);
  color:var(--ice);
  font-size:.68rem;
  letter-spacing:.13em;
  transition:background-color .18s var(--ease),color .18s var(--ease);
}
.meta__member:hover,.meta__member:focus-visible{background:var(--ice);color:var(--ink)}
.meta__cta{
  padding:3px 13px;
  background:var(--lime);
  color:var(--ink);
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.13em;
  transition:background-color .18s var(--ease);
}
.meta__cta:hover,.meta__cta:focus-visible{background:var(--white)}

.site-header__bar{position:relative;border-bottom:1px solid var(--line)}
.bar__inner{
  display:flex;
  align-items:center;
  gap:clamp(8px,1.6vw,24px);
  min-height:62px;
  padding-block:9px;
}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand__mark{
  display:grid;
  place-items:center;
  width:34px;height:34px;
  flex:none;
  background:var(--lime);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.02em;
  clip-path:polygon(0 0,100% 0,100% 72%,76% 100%,0 100%);
}
.brand__text{display:flex;flex-direction:column;line-height:1.04}
.brand__name{
  font-family:var(--font-head);
  font-weight:800;
  font-size:1.11rem;
  letter-spacing:.06em;
  color:var(--white);
}
.brand__sub{
  margin-top:3px;
  font-family:var(--font-mono);
  font-size:.55rem;
  letter-spacing:.26em;
  color:var(--muted);
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  margin-left:auto;
  padding:8px 11px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--text);
  font-family:var(--font-mono);
  font-size:.66rem;
  letter-spacing:.18em;
  cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime)}
.nav-toggle__bars{display:grid;gap:3px;width:16px;flex:none}
.nav-toggle__bars i{
  display:block;
  height:2px;
  background:var(--lime);
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.site-nav{margin-inline:auto;min-width:0}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:2px;
  counter-reset:nav-item;
}
.site-nav__item{counter-increment:nav-item}
.site-nav__link{
  position:relative;
  display:flex;
  align-items:baseline;
  gap:6px;
  padding:9px 12px;
  color:var(--muted);
  font-size:.92rem;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:color .18s var(--ease),background-color .18s var(--ease);
}
.site-nav__link::before{
  content:counter(nav-item,decimal-leading-zero);
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.1em;
  color:rgba(157,184,172,.6);
  transition:color .18s var(--ease);
}
.site-nav__link:hover{color:var(--white)}
.site-nav__link:hover::before{color:var(--lime)}
.site-nav__link:focus-visible{outline:2px solid var(--white);outline-offset:-2px}
.site-nav__link[aria-current="page"]{background:var(--lime);color:var(--ink)}
.site-nav__link[aria-current="page"]::before{color:rgba(7,26,20,.55)}

.round-meter{
  display:flex;
  align-items:center;
  gap:8px;
  flex:none;
  margin-left:clamp(8px,1.6vw,26px);
  font-family:var(--font-mono);
}
.round-meter__label{
  font-size:.58rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--muted);
}
.round-meter__value{
  padding:2px 9px;
  border:1px solid rgba(198,255,61,.4);
  background:rgba(198,255,61,.08);
  color:var(--lime);
  font-size:.78rem;
  letter-spacing:.1em;
}

.header-scale{
  height:9px;
  border-top:1px solid rgba(42,75,61,.72);
  background-image:repeating-linear-gradient(90deg,rgba(42,75,61,.85) 0 1px,transparent 1px 22px);
  position:relative;
}
.header-scale::after{
  content:"";
  position:absolute;
  left:0;top:0;
  width:min(34%,420px);
  height:3px;
  background:linear-gradient(90deg,var(--lime),rgba(198,255,61,0));
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(56px,8vw,112px);
  background:linear-gradient(180deg,#06150F,#071A14 58%,#081E17);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:3px;
  background-image:
    repeating-linear-gradient(90deg,rgba(198,255,61,.85) 0 2px,transparent 2px 26px),
    linear-gradient(90deg,rgba(198,255,61,.35),rgba(108,229,255,.28),rgba(255,127,63,.3));
}
.footer__grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .95fr 1.15fr;
  gap:clamp(24px,3.4vw,48px);
  padding-block:clamp(36px,5vw,64px);
}
.footer__brand{min-width:0}
.footer__tagline{
  margin-top:14px;
  max-width:32ch;
  color:var(--muted);
  font-size:.9rem;
  line-height:1.8;
}
.footer__stamp{
  margin-top:16px;
  font-size:.6rem;
  letter-spacing:.22em;
  color:rgba(157,184,172,.6);
}
.footer__col,.footer__contact{min-width:0}
.footer__title{
  margin-bottom:13px;
  font-family:var(--font-mono);
  font-size:.62rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--lime);
}
.footer__list{display:grid;gap:8px}
.footer__link{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--muted);
  font-size:.9rem;
  transition:color .16s var(--ease);
}
.footer__link::before{
  content:"";
  width:10px;height:1px;
  flex:none;
  background:var(--line);
  transition:width .16s var(--ease),background-color .16s var(--ease);
}
.footer__link:hover{color:var(--white)}
.footer__link:hover::before{width:17px;background:var(--lime)}
.footer__note{
  margin-top:14px;
  max-width:38ch;
  color:rgba(157,184,172,.82);
  font-size:.78rem;
  line-height:1.7;
}
.footer__facts{display:grid;gap:10px}
.footer__fact{display:grid;gap:2px}
.footer__fact dt{
  font-family:var(--font-mono);
  font-size:.58rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:rgba(157,184,172,.68);
}
.footer__fact dd{
  color:var(--text);
  font-size:.88rem;
  line-height:1.6;
  word-break:break-word;
}
.footer__legal{
  border-top:1px solid rgba(42,75,61,.55);
  background:rgba(0,0,0,.2);
}
.footer__legal-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 22px;
  padding-block:18px;
  font-family:var(--font-mono);
  font-size:.65rem;
  letter-spacing:.11em;
  color:rgba(157,184,172,.8);
}
.footer__legal-inner .footer__note{margin:0;max-width:none;font-size:.65rem;line-height:1.6}
.footer__icp{color:var(--muted)}
.footer__copy{color:rgba(157,184,172,.85);margin-left:auto}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 13px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.16em;
  cursor:pointer;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease);
}
.to-top:hover,.to-top:focus-visible{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.to-top__arrow{font-family:var(--font-body);font-size:.8rem;line-height:1}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:12px 22px;
  border:1px solid transparent;
  background:transparent;
  color:var(--text);
  font-family:var(--font-body);
  font-size:.94rem;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.04em;
  text-align:center;
  cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn--lime{background:var(--lime);color:var(--ink)}
.btn--lime:hover,.btn--lime:focus-visible{background:var(--white)}
.btn--ice{background:var(--ice);color:var(--ink)}
.btn--ice:hover,.btn--ice:focus-visible{background:var(--white)}
.btn--orange{background:var(--orange);color:#1A0B02}
.btn--orange:hover,.btn--orange:focus-visible{background:#FFA274}
.btn--ghost{border-color:var(--line);color:var(--text)}
.btn--ghost:hover,.btn--ghost:focus-visible{border-color:var(--lime);color:var(--lime)}
.btn--sm{padding:8px 14px;font-size:.84rem}
.btn--block{display:flex;width:100%}

/* ---------- 索引与标签 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--lime);
}
.eyebrow::before{content:"";width:18px;height:1px;flex:none;background:var(--lime)}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:2px 8px;
  border:1px solid var(--line);
  border-radius:2px;
  font-family:var(--font-mono);
  font-size:.61rem;
  letter-spacing:.1em;
  color:var(--muted);
}
.tag--lime{border-color:rgba(198,255,61,.45);color:var(--lime)}
.tag--ice{border-color:rgba(108,229,255,.45);color:var(--ice)}
.tag--orange{border-color:rgba(255,127,63,.5);color:var(--orange)}

/* ---------- 面板 ---------- */
.panel{
  position:relative;
  padding:clamp(18px,2.4vw,28px);
  background:var(--panel);
  border:1px solid var(--line);
}
.panel--cut{
  clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%);
}
.panel__head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  margin-bottom:14px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(42,75,61,.6);
}
.panel__title{
  font-family:var(--font-head);
  font-weight:800;
  font-size:1.18rem;
  letter-spacing:.03em;
  color:var(--white);
}

/* ---------- 面包屑 ---------- */
.breadcrumb{margin-bottom:22px}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-family:var(--font-mono);
  font-size:.67rem;
  letter-spacing:.12em;
  color:var(--muted);
}
.breadcrumb__item{display:inline-flex;align-items:center;gap:6px}
.breadcrumb__item:not(:last-child)::after{content:"/";color:rgba(157,184,172,.45)}
.breadcrumb__link{
  color:var(--muted);
  border-bottom:1px solid transparent;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.breadcrumb__link:hover{color:var(--lime);border-bottom-color:rgba(198,255,61,.6)}
.breadcrumb__current{color:var(--text)}

/* ---------- 网格 ---------- */
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(14px,2vw,26px);
}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-9{grid-column:span 9}
.span-12{grid-column:span 12}

/* ---------- 表格 ---------- */
.table{
  width:100%;
  border-collapse:collapse;
  font-size:.9rem;
}
.table th,.table td{
  padding:10px 12px;
  border-bottom:1px solid rgba(42,75,61,.6);
  text-align:left;
  vertical-align:top;
}
.table th{
  font-family:var(--font-mono);
  font-size:.63rem;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}
.table th.num,.table td.num{
  text-align:right;
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
}

/* ---------- 统计块 ---------- */
.stat{display:grid;gap:3px}
.stat__value{
  font-family:var(--font-mono);
  font-size:clamp(1.55rem,3vw,2.4rem);
  line-height:1;
  letter-spacing:-.01em;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.stat__label{
  font-family:var(--font-mono);
  font-size:.62rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
}

/* ---------- 图片容器（页面阶段放图） ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  background:linear-gradient(140deg,#0C241C,#071A14 68%);
  border:1px solid var(--line);
}
.media-frame::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(45deg,transparent 0 13px,rgba(42,75,61,.4) 13px 14px);
  pointer-events:none;
}
.media-frame__img{
  position:relative;
  display:block;
  width:100%;
  height:100%;
  aspect-ratio:var(--ratio,16/9);
  object-fit:cover;
  filter:saturate(.92) contrast(1.06);
}
.media-frame--wide{--ratio:21/9}
.media-frame--tall{--ratio:4/5}

/* ---------- 正文 ---------- */
.prose{max-width:72ch}
.prose > * + *{margin-top:1em}
.prose p{color:var(--text);line-height:1.85}
.prose h2,.prose h3{margin-top:1.6em}
.lede{
  max-width:62ch;
  font-size:clamp(1rem,1.35vw,1.12rem);
  line-height:1.8;
  color:var(--muted);
}
.rule{height:1px;border:0;background:var(--line)}

/* ---------- 滚动显现 ---------- */
html[data-reveal-ready] [data-reveal]{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .34s var(--ease),transform .34s var(--ease);
}
html[data-reveal-ready] [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 目录跟随 ---------- */
[data-toc] a[aria-current]{color:var(--lime);box-shadow:inset 3px 0 0 var(--lime);padding-left:10px}

/* ---------- 平板 ---------- */
@media (max-width:1120px) and (min-width:961px){
  .site-nav__link{padding:9px 8px;font-size:.85rem}
  .site-nav__link::before{display:none}
  .round-meter__label{display:none}
}

@media (max-width:980px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-3,.span-4,.span-5{grid-column:span 3}
  .span-6,.span-7,.span-8,.span-9,.span-12{grid-column:span 6}
  .footer__grid{grid-template-columns:1fr 1fr}
}

/* ---------- 移动导航 ---------- */
@media (max-width:960px){
  html{scroll-padding-top:96px}
  .site-header{position:relative}
  .nav-toggle{display:inline-flex}
  .site-nav{
    display:none;
    position:absolute;
    left:0;right:0;top:100%;
    z-index:55;
    margin:0;
    padding:6px var(--gutter) 14px;
    background:var(--panel-2);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 44px -30px rgba(0,0,0,.95);
  }
  .site-header[data-open] .site-nav{display:block}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__item{border-bottom:1px solid rgba(42,75,61,.45)}
  .site-nav__item:last-child{border-bottom:0}
  .site-nav__link{padding:13px 4px;font-size:1rem}
  .site-nav__link[aria-current="page"]{
    background:transparent;
    color:var(--lime);
    padding-left:12px;
    box-shadow:inset 3px 0 0 var(--lime);
  }
  .round-meter{margin-left:auto}
  .bar__inner{min-height:58px}
  .meta__brand{font-size:.64rem;letter-spacing:.12em}
}

/* ---------- 手机 ---------- */
@media (max-width:680px){
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__copy{margin-left:0}
  .footer__legal-inner{font-size:.62rem;gap:8px 16px}
  .meta__brand{max-width:56%;line-height:1.5}
  .meta__inner{flex-wrap:wrap;gap:8px}
  .nav-toggle__label{display:none}
  .btn{padding:11px 18px;font-size:.9rem}
}

@media (max-width:620px){
  .grid-12{grid-template-columns:1fr}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-9,.span-12{grid-column:span 1}
}

/* ---------- 减少动态 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  html[data-reveal-ready] [data-reveal]{opacity:1 !important;transform:none !important}
}