/* =========================================================
   OK赛场 · 共享样式表 /assets/site.css
   夜场战术板 · Bento 信息板 · 粗野主义硬描边
   ========================================================= */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video,canvas{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}

/* ---------- 2. Tokens ---------- */
:root{
  --ink:#0A1210;
  --pitch-deep:#123326;
  --pitch:#2F9E6A;
  --amber:#F2A93B;
  --amber-lite:#FFD79A;
  --alert:#E2563C;
  --cream:#F4EFE3;
  --brown:#241C14;
  --steel:#8FA3A8;

  --panel:#123326;
  --panel-2:#0E2319;
  --line-dark:rgba(143,163,168,.28);
  --line-amber:rgba(242,169,59,.36);

  --shadow-hard:6px 6px 0 var(--brown);
  --shadow-dark:6px 6px 0 #050B09;

  --font-sans:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --font-num:"Archivo","DIN Alternate","Bahnschrift",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;

  --wrap:1180px;
  --pad:20px;
  --radius:3px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --stack-gap:16px;
}

/* ---------- 3. Base ---------- */
body{
  background:var(--ink);
  color:var(--cream);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
/* 战术板网格 */
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(143,163,168,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(143,163,168,.055) 1px,transparent 1px);
  background-size:72px 72px;
}
/* 轮次进度条 */
body::after{
  content:"";
  position:fixed;
  top:0;left:0;
  height:3px;
  width:var(--scroll-progress,0%);
  z-index:90;
  pointer-events:none;
  background:linear-gradient(90deg,var(--pitch),var(--amber));
}
::selection{background:var(--amber);color:var(--brown)}

main{position:relative;z-index:1;display:block}

h1,h2,h3,h4,h5,h6{font-weight:900;line-height:1.2;letter-spacing:-.005em}

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

/* ---------- 4. Layout ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--pad);
}
.section{padding-block:clamp(34px,5.5vw,74px)}
.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px 20px;
  margin-bottom:clamp(16px,2.4vw,28px);
}
.section__title{
  font-size:clamp(22px,3vw,34px);
  font-weight:900;
  line-height:1.2;
  letter-spacing:-.01em;
}
.index-line{
  font-size:12px;
  font-weight:300;
  letter-spacing:.16em;
  color:var(--steel);
  line-height:1.9;
}
.display{
  font-size:clamp(40px,8vw,96px);
  font-weight:900;
  line-height:1;
  letter-spacing:-.025em;
}
.stack{display:flex;flex-direction:column;gap:var(--stack-gap)}
.grid-bento{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(12px,1.6vw,20px);
}
.grid-bento--wide{gap:clamp(16px,2.2vw,28px)}
.grid-bento--tight{gap:clamp(8px,1vw,12px)}

/* ---------- 5. Text helpers ---------- */
.num{
  font-family:var(--font-num);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
  letter-spacing:.01em;
}

/* ---------- 6. Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.05em;
  line-height:1.3;
  border:3px solid var(--brown);
  border-radius:var(--radius);
  background:var(--cream);
  color:var(--brown);
  box-shadow:var(--shadow-hard);
  cursor:pointer;
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .16s ease,color .16s ease;
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--brown)}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--brown)}
.btn--primary{background:var(--amber);color:var(--brown)}
.btn--ghost{
  background:transparent;
  color:var(--amber-lite);
  border-color:var(--amber);
  box-shadow:var(--shadow-dark);
}
.btn--ghost:hover{background:rgba(47,158,106,.2);box-shadow:8px 8px 0 #050B09}

/* ---------- 7. Pills ---------- */
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.08em;
  line-height:1.7;
  white-space:nowrap;
  border:1.5px solid var(--pitch);
  border-radius:999px;
  color:var(--amber-lite);
}
.pill--amber{border-color:var(--amber);color:var(--amber)}
.pill--alert{border-color:var(--alert);color:#F5A08C}

/* ---------- 8. Panel / card ---------- */
.panel{
  position:relative;
  background:var(--panel);
  border:2px solid var(--line-dark);
  border-radius:var(--radius);
  box-shadow:var(--shadow-dark);
  padding:clamp(16px,2vw,22px);
  min-width:0;
}
.panel--amber{border-color:var(--line-amber)}
.panel--focus{
  background:linear-gradient(150deg,var(--pitch-deep),var(--ink) 78%);
  border-color:rgba(47,158,106,.6);
  padding:clamp(20px,3vw,32px);
}
.panel__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px;
}
.panel__title{font-size:16px;font-weight:900;letter-spacing:.03em}
.panel__meta{font-size:12px;letter-spacing:.1em;color:var(--steel)}

/* ---------- 9. Media frame ---------- */
.media-frame{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16 / 10;
  border:2px solid var(--line-dark);
  border-radius:var(--radius);
  background:linear-gradient(135deg,var(--pitch-deep),var(--ink) 72%);
  box-shadow:var(--shadow-dark);
}
.media-frame img,
.media-frame video{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:10px 14px;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--cream);
  background:linear-gradient(transparent,rgba(10,18,16,.9));
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--square{aspect-ratio:1 / 1}
.media-frame--portrait{aspect-ratio:3 / 4}
.media-frame--paper{
  border:3px solid var(--brown);
  box-shadow:var(--shadow-hard);
}

/* ---------- 10. Horizontal rail ---------- */
.rail{position:relative}
.rail__track{
  display:flex;
  gap:clamp(10px,1.4vw,16px);
  overflow-x:auto;
  overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;
  padding:4px 4px 14px;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
  scrollbar-color:var(--pitch) rgba(143,163,168,.14);
}
.rail__track::-webkit-scrollbar{height:6px}
.rail__track::-webkit-scrollbar-track{background:rgba(143,163,168,.14)}
.rail__track::-webkit-scrollbar-thumb{background:var(--pitch);border-radius:999px}
.rail__item{
  flex:0 0 auto;
  width:min(300px,78vw);
  scroll-snap-align:start;
  min-width:0;
}

/* ---------- 11. Reveal ---------- */
.reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .55s ease,transform .55s var(--ease);
  will-change:opacity,transform;
}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 12. Skip link ---------- */
.skip-link{
  position:absolute;
  left:16px;
  top:-70px;
  z-index:200;
  padding:10px 18px;
  font-size:14px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--brown);
  background:var(--amber);
  border:3px solid var(--brown);
  border-radius:var(--radius);
  transition:top .18s var(--ease);
}
.skip-link:focus{top:8px}

/* ---------- 13. Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--ink);
}
/* 上层信息带 */
.header-rail{
  background:var(--pitch-deep);
  border-bottom:1px solid var(--line-amber);
  overflow:hidden;
}
.header-rail__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:38px;
  padding-block:7px;
  transition:padding .24s ease;
}
.header-rail__tagline{
  font-size:12px;
  font-weight:300;
  letter-spacing:.18em;
  color:var(--amber-lite);
  white-space:nowrap;
}
.header-rail__meta{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:nowrap;
  overflow-x:auto;
  scrollbar-width:none;
}
.header-rail__meta::-webkit-scrollbar{display:none}
.rail-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 11px;
  font-size:11px;
  letter-spacing:.1em;
  white-space:nowrap;
  color:var(--amber-lite);
  border:1.5px solid var(--amber);
  border-radius:999px;
}
.rail-badge b{
  font-family:var(--font-num);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--amber);
}
.rail-link{
  font-size:12px;
  letter-spacing:.08em;
  white-space:nowrap;
  padding-bottom:1px;
  color:var(--cream);
  border-bottom:1px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.rail-link:hover,.rail-link:focus-visible{color:var(--amber-lite);border-bottom-color:var(--amber)}
.rail-devices{
  font-size:11px;
  letter-spacing:.1em;
  white-space:nowrap;
  color:var(--steel);
}
.site-header.is-stuck .header-rail__tagline,
.site-header.is-stuck .rail-devices{display:none}
.site-header.is-stuck .header-rail__inner{padding-block:5px}

/* 下层主栏 */
.header-main{
  position:relative;
  background:var(--ink);
  border-bottom:2px solid rgba(47,158,106,.5);
}
.header-main__inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:66px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.brand__glyph{
  display:inline-grid;
  place-items:center;
  width:38px;
  height:38px;
  font-family:var(--font-num);
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--ink);
  background:var(--pitch);
  border:2px solid var(--amber);
  border-radius:2px;
  box-shadow:3px 3px 0 #050B09;
}
.brand__name{
  font-size:19px;
  font-weight:900;
  letter-spacing:.05em;
  color:var(--cream);
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 15px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--amber-lite);
  background:var(--pitch-deep);
  border:2px solid var(--amber);
  border-radius:2px;
  cursor:pointer;
}
.nav-toggle__bars{
  position:relative;
  display:block;
  width:16px;
  height:2px;
  background:currentColor;
  transition:background .18s ease;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  width:16px;
  height:2px;
  background:currentColor;
  transition:transform .2s var(--ease),top .2s var(--ease);
}
.nav-toggle__bars::before{top:-5px}
.nav-toggle__bars::after{top:5px}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{top:0;transform:rotate(-45deg)}

.site-nav{margin-left:auto}
.site-nav__list{display:flex;align-items:center;gap:2px}
.site-nav__item{min-width:0}
.site-nav__link{
  position:relative;
  display:block;
  padding:10px 14px;
  font-size:14px;
  letter-spacing:.04em;
  color:var(--steel);
  border-radius:2px;
  transition:color .18s ease,background .18s ease;
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  background:var(--pitch);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s var(--ease),background .18s ease;
}
.site-nav__link:hover{color:var(--cream);background:rgba(47,158,106,.12)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{color:var(--cream);font-weight:700}
.site-nav__link[aria-current="page"]::after{transform:scaleX(1);background:var(--amber)}
.site-nav__link[aria-current="page"]::before{
  content:"";
  position:absolute;
  left:5px;top:50%;
  width:5px;height:5px;
  margin-top:-3px;
  border-radius:50%;
  background:var(--amber);
}

/* ---------- 14. Footer ---------- */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:clamp(44px,7vw,96px);
  background:var(--pitch-deep);
  border-top:3px solid var(--pitch);
  color:var(--cream);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.4fr 1fr;
  gap:clamp(20px,3vw,44px);
  padding-block:clamp(34px,5vw,64px) clamp(26px,3.4vw,44px);
}
.footer-col{min-width:0}
.footer-col__title{
  font-size:12px;
  font-weight:700;
  letter-spacing:.2em;
  color:var(--amber);
  margin-bottom:14px;
  padding-bottom:8px;
  border-bottom:1px solid var(--line-amber);
}
.brand--footer{margin-bottom:12px}
.footer-slogan{
  font-size:14px;
  line-height:1.7;
  color:var(--steel);
  max-width:26ch;
  margin-bottom:16px;
}
.footer-taglist{display:flex;flex-wrap:wrap;gap:8px}
.footer-tag{
  font-size:12px;
  letter-spacing:.06em;
  padding:4px 11px;
  color:var(--amber-lite);
  border:1.5px solid rgba(47,158,106,.6);
  border-radius:999px;
}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav a{
  align-self:flex-start;
  font-size:14px;
  color:var(--cream);
  opacity:.86;
  padding-bottom:1px;
  border-bottom:1px solid transparent;
  transition:opacity .18s ease,color .18s ease,border-color .18s ease;
}
.footer-nav a:hover,.footer-nav a:focus-visible{
  opacity:1;
  color:var(--amber-lite);
  border-bottom-color:var(--amber);
}
.footer-nav--legal{margin-bottom:16px}
.footer-icp{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--steel);
}
.footer-contact{display:flex;flex-direction:column;gap:12px}
.footer-contact li{display:flex;flex-direction:column;gap:2px}
.footer-contact__k{
  font-size:11px;
  letter-spacing:.18em;
  color:var(--steel);
}
.footer-contact__v{
  font-size:14px;
  line-height:1.6;
  color:var(--cream);
  word-break:break-word;
}
.footer-base{
  background:rgba(10,18,16,.5);
  border-top:1px solid rgba(143,163,168,.2);
}
.footer-base__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  padding-block:16px;
}
.footer-note{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--steel);
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--amber-lite);
  background:transparent;
  border:2px solid var(--amber);
  border-radius:999px;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s var(--ease);
}
.to-top:hover{background:var(--amber);color:var(--brown);transform:translateY(-2px)}
.to-top:active{transform:translateY(0)}

/* ---------- 15. Breadcrumbs ---------- */
.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:18px 0 4px;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--steel);
}
.breadcrumbs li{display:flex;align-items:center;gap:8px}
.breadcrumbs li + li::before{content:"/";color:var(--pitch)}
.breadcrumbs a{
  color:var(--steel);
  padding-bottom:1px;
  border-bottom:1px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.breadcrumbs a:hover,.breadcrumbs a:focus-visible{color:var(--amber-lite);border-bottom-color:var(--amber)}
.breadcrumbs [aria-current="page"]{color:var(--cream)}

/* ---------- 16. Prose (奶油纸白长文块) ---------- */
.prose{
  background:var(--cream);
  color:var(--brown);
  border:3px solid var(--brown);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hard);
  padding:clamp(22px,3.2vw,44px);
  max-width:78ch;
}
.prose h2{
  font-size:clamp(20px,2.4vw,28px);
  line-height:1.35;
  margin-bottom:12px;
}
.prose h3{
  font-size:18px;
  line-height:1.45;
  margin:26px 0 8px;
}
.prose p{
  margin-bottom:14px;
  max-width:40em;
  line-height:1.8;
}
.prose p:last-child{margin-bottom:0}
.prose a{
  color:#1B6B4A;
  font-weight:700;
  border-bottom:2px solid var(--amber);
}
.prose ul{margin:0 0 18px}
.prose li{
  position:relative;
  padding-left:20px;
  margin-bottom:8px;
  max-width:40em;
}
.prose li::before{
  content:"";
  position:absolute;
  left:2px;top:.68em;
  width:7px;height:7px;
  background:var(--pitch);
  border:1.5px solid var(--brown);
}
.prose .num{font-family:var(--font-num)}

/* ---------- 17. Stats ---------- */
.stat{display:flex;flex-direction:column;gap:4px;min-width:0}
.stat__value{
  font-family:var(--font-num);
  font-weight:700;
  font-size:clamp(26px,4vw,44px);
  line-height:1.05;
  letter-spacing:.01em;
  font-variant-numeric:tabular-nums;
  color:var(--amber);
}
.stat__label{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--steel);
}

/* ---------- 18. Responsive ---------- */
@media (max-width:1100px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}

@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:absolute;
    top:calc(100% + 1px);
    left:0;right:0;
    display:none;
    padding:8px 12px 16px;
    max-height:74vh;
    overflow-y:auto;
    background:var(--ink);
    border-top:2px solid var(--pitch);
    border-bottom:2px solid var(--pitch);
    box-shadow:0 16px 30px rgba(0,0,0,.6);
  }
  .site-nav[data-open]{display:block}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .site-nav__link{
    padding:14px 12px;
    font-size:16px;
    border-bottom:1px solid rgba(143,163,168,.18);
    border-radius:0;
  }
  .site-nav__link::after{left:12px;right:auto;width:22px;bottom:9px}
  .site-nav__link[aria-current="page"]::before{left:0}
  .header-rail__tagline{display:none}
  .header-rail__inner{justify-content:flex-start}
  .header-rail__meta{margin-left:0}
}

@media (max-width:640px){
  :root{--pad:16px}
  .header-main__inner{min-height:58px}
  .brand__glyph{width:34px;height:34px;font-size:13px}
  .brand__name{font-size:17px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-base__inner{flex-direction:column;align-items:flex-start;gap:12px}
  .section__head{flex-direction:column;align-items:flex-start}
}

/* ---------- 19. Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1 !important;transform:none !important}
  .btn:hover,.to-top:hover{transform:none}
}