/* =========================================================
   CMP 军体育 · 共享样式 /assets/site.css
   战术面板：炭墨底 + 深军绿面板 + 1px 描边 + 信号橙
   ========================================================= */

/* ---------- 1. 设计变量 ---------- */
:root{
  --ink:#0F1A14;
  --panel:#16241C;
  --panel-2:#22382A;
  --line:#2E4A38;
  --mist:#8AA190;
  --white:#E9EFEA;
  --signal:#FF6A1A;
  --data:#FFB020;
  --neutral:#A9B7AC;
  --signal-dark:#7A2E10;
  --rail:88px;
  --maxw:1280px;
  --pad:24px;
  --font-head:"Oswald","Barlow Condensed","PingFang SC","Noto Sans SC",sans-serif;
  --font-body:"PingFang SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --t-fast:120ms;
  --t-base:180ms;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%;height:auto}
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%}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px}
::selection{background:var(--signal);color:#0F1A14}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}

/* ---------- 3. 基础排版与底色 ---------- */
body{
  min-height:100vh;
  padding-left:var(--rail);
  background-color:var(--ink);
  background-image:
    repeating-linear-gradient(0deg,rgba(46,74,56,.14) 0 1px,transparent 1px 56px),
    repeating-linear-gradient(90deg,rgba(46,74,56,.14) 0 1px,transparent 1px 56px);
  color:var(--white);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;line-height:1.15;letter-spacing:.02em;color:var(--white)}
h1{font-size:clamp(28px,4.4vw,64px)}
h2{font-size:clamp(24px,3vw,40px)}
h3{font-size:clamp(18px,2vw,24px)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--data)}
#main-content{display:block}
@media (max-width:960px){
  body{padding-left:0}
}

/* ---------- 4. 跳转链接与进度条 ---------- */
.skip-link{
  position:absolute;top:-140px;left:0;z-index:100;
  padding:12px 20px;
  background:var(--signal);color:#0F1A14;
  font-family:var(--font-head);font-size:14px;font-weight:700;letter-spacing:.08em;
  border-radius:0 0 2px 0;
  transition:top var(--t-fast) ease;
}
.skip-link:focus{top:0}
.site-progress{
  position:fixed;top:0;left:0;z-index:90;
  width:0;height:2px;
  background:var(--signal);
  transition:width 120ms linear;
}
@media (prefers-reduced-motion:reduce){
  .site-progress{transition:none}
}

/* ---------- 5. 侧边品牌轨道 ---------- */
.site-header{position:relative;z-index:40}
.brand-rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:50;
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:14px 6px 16px;
  background:var(--panel);
  border-right:1px solid var(--line);
}
.rail-logo{
  width:100%;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px 12px;border-bottom:1px solid var(--line);
}
.rail-logo-cmp{
  font-family:var(--font-head);font-size:20px;font-weight:700;line-height:1;
  letter-spacing:.1em;color:var(--white);
  transition:color var(--t-fast) ease;
}
.rail-logo-cn{font-size:11px;letter-spacing:.2em;color:var(--mist)}
.rail-logo:hover .rail-logo-cmp{color:var(--signal)}
.rail-ticker{
  writing-mode:vertical-rl;
  max-height:130px;overflow:hidden;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.24em;
  color:var(--mist);opacity:.72;
}
.rail-nav{flex:1 1 auto;width:100%;display:flex;align-items:center;justify-content:center;overflow:hidden}
.rail-list{width:100%;display:flex;flex-direction:column}
.rail-link{
  display:flex;flex-direction:column;align-items:center;gap:1px;
  padding:9px 2px;
  border-top:1px solid rgba(46,74,56,.55);
  border-left:2px solid transparent;
  transition:background var(--t-fast) ease,border-color var(--t-fast) ease,color var(--t-fast) ease;
}
.rail-list .rail-item:first-child .rail-link{border-top-color:transparent}
.rail-index{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;color:var(--mist)}
.rail-label{
  font-size:12px;line-height:1.3;letter-spacing:.03em;color:var(--white);
  white-space:nowrap;text-align:center;
}
.rail-link:hover{background:var(--panel-2);border-left-color:var(--signal)}
.rail-link:hover .rail-label,.rail-link:hover .rail-index{color:var(--signal)}
.rail-link[aria-current="page"]{background:var(--panel-2);border-left-color:var(--signal)}
.rail-link[aria-current="page"] .rail-label,
.rail-link[aria-current="page"] .rail-index{color:var(--signal)}
.rail-cta{
  writing-mode:vertical-rl;text-orientation:mixed;
  padding:18px 9px;
  background:var(--signal);color:#0F1A14;
  font-family:var(--font-head);font-size:13px;font-weight:700;letter-spacing:.22em;
  border-radius:2px;
  transition:background var(--t-fast) ease,color var(--t-fast) ease;
}
.rail-cta:hover{background:var(--data)}
.rail-cta:active{background:var(--signal-dark);color:var(--white)}
@media (max-height:720px){
  .rail-ticker{display:none}
}
@media (max-width:960px){
  .brand-rail{display:none}
}

/* ---------- 6. 双层导航 ---------- */
.nav-shell{
  position:sticky;top:0;z-index:40;
  background:rgba(15,26,20,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  transition:box-shadow var(--t-base) ease,background var(--t-base) ease;
}
.nav-shell.is-scrolled{
  background:rgba(15,26,20,.985);
  box-shadow:0 10px 26px rgba(0,0,0,.42);
}
.nav-top{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  max-width:var(--maxw);margin:0 auto;
  padding:8px var(--pad);
  border-bottom:1px solid rgba(46,74,56,.55);
}
.nav-topline{
  font-family:var(--font-head);font-size:12px;letter-spacing:.18em;
  color:var(--mist);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.nav-status{
  display:flex;align-items:center;gap:8px;
  font-size:11px;letter-spacing:.14em;color:var(--mist);
}
.nav-dot{
  width:6px;height:6px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 0 3px rgba(255,106,26,.16);
  animation:pulse 2400ms ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1}
  50%{opacity:.35}
}
@media (prefers-reduced-motion:reduce){
  .nav-dot{animation:none}
}
.nav-bar{
  position:relative;
  display:flex;align-items:center;gap:12px;
  max-width:var(--maxw);margin:0 auto;
  padding:0 var(--pad);
  min-height:56px;
}
.nav-toggle{
  display:none;align-items:center;gap:8px;
  padding:8px 10px;
  border:1px solid var(--line);border-radius:2px;
  color:var(--white);font-size:13px;letter-spacing:.08em;
  transition:color var(--t-fast) ease,border-color var(--t-fast) ease,background var(--t-fast) ease;
}
.nav-toggle-bars{position:relative;display:block;width:16px;height:10px}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";position:absolute;left:0;right:0;height:1.5px;background:var(--white);
  transition:transform var(--t-base) ease,background var(--t-base) ease;
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.nav-toggle:hover{border-color:var(--signal);color:var(--signal)}
.nav-toggle:hover .nav-toggle-bars::before,
.nav-toggle:hover .nav-toggle-bars::after{background:var(--signal)}
.nav-toggle[aria-expanded="true"]{border-color:var(--signal);color:var(--signal);background:var(--panel)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{background:var(--signal);transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{background:var(--signal);transform:translateY(-4px) rotate(-45deg)}
.site-nav{flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:stretch;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.nav-list::-webkit-scrollbar{display:none}
.nav-link{
  display:flex;align-items:baseline;gap:6px;
  padding:17px 14px;
  font-size:15px;color:var(--white);
  border-bottom:2px solid transparent;
  white-space:nowrap;
  transition:color var(--t-fast) ease,border-color var(--t-fast) ease,background var(--t-fast) ease;
}
.nav-num{font-family:var(--font-mono);font-size:10px;letter-spacing:.08em;color:var(--mist);transition:color var(--t-fast) ease}
.nav-link:hover{color:var(--signal);background:var(--panel);border-bottom-color:var(--line)}
.nav-link:hover .nav-num{color:var(--signal)}
.nav-link[aria-current="page"]{color:var(--signal);border-bottom-color:var(--signal)}
.nav-link[aria-current="page"] .nav-num{color:var(--signal)}
.nav-pill{
  margin-left:auto;flex:0 0 auto;
  padding:9px 16px;
  background:var(--signal);color:#0F1A14;
  font-family:var(--font-head);font-size:13px;font-weight:700;letter-spacing:.08em;
  border-radius:2px;white-space:nowrap;
  transition:background var(--t-fast) ease,color var(--t-fast) ease;
}
.nav-pill:hover{background:var(--data)}
.nav-pill:active{background:var(--signal-dark);color:var(--white)}

@media (max-width:960px){
  .nav-top{padding:6px 14px}
  .nav-topline{font-size:11px;letter-spacing:.12em}
  .nav-status{display:none}
  .nav-bar{padding:0 12px;min-height:54px;gap:8px}
  .nav-toggle{display:inline-flex}
  .nav-pill{margin-left:auto;font-size:12px;padding:8px 12px;letter-spacing:.06em}
  .site-nav{
    position:absolute;top:100%;left:0;right:0;
    background:var(--ink);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;visibility:hidden;
    transition:max-height var(--t-base) ease,visibility var(--t-base) ease;
  }
  .site-nav[data-open]{
    max-height:min(72vh,520px);
    overflow-y:auto;
    visibility:visible;
  }
  .nav-list{flex-direction:column;flex-wrap:nowrap;overflow:visible}
  .nav-item{border-bottom:1px solid rgba(46,74,56,.5)}
  .nav-item:last-child{border-bottom:0}
  .nav-link{
    width:100%;padding:14px 16px;
    border-bottom:0;border-left:2px solid transparent;
    font-size:15px;
  }
  .nav-link:hover{border-bottom-color:transparent;background:var(--panel)}
  .nav-link[aria-current="page"]{
    border-left-color:var(--signal);
    border-bottom-color:transparent;
    background:var(--panel);
  }
}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:72px;
  background:var(--panel);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(46,74,56,.16) 0 1px,transparent 1px 32px);
  opacity:.6;
}
.foot-inner{
  position:relative;
  max-width:var(--maxw);margin:0 auto;
  padding:48px var(--pad) 20px;
}
.foot-head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:14px 28px;
  padding-bottom:26px;
}
.foot-brand{display:flex;align-items:baseline;gap:8px}
.foot-brand-cmp{
  font-family:var(--font-head);font-size:28px;font-weight:700;line-height:1;
  letter-spacing:.12em;color:var(--white);
  transition:color var(--t-fast) ease;
}
.foot-brand-cn{font-size:13px;letter-spacing:.24em;color:var(--mist)}
.foot-brand:hover .foot-brand-cmp{color:var(--signal)}
.foot-tagline{
  font-family:var(--font-head);font-size:15px;letter-spacing:.16em;color:var(--mist);
}
.foot-coord{margin-left:auto;font-size:11px;letter-spacing:.14em;color:rgba(138,161,144,.75)}
.foot-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:32px 28px;
  padding:38px 0 30px;
  border-top:1px solid rgba(46,74,56,.6);
  border-bottom:1px solid rgba(46,74,56,.6);
}
.foot-col{min-width:0}
.foot-title{
  font-family:var(--font-head);font-size:13px;font-weight:700;
  letter-spacing:.2em;color:var(--white);
  padding-bottom:12px;margin-bottom:14px;
  border-bottom:1px solid rgba(46,74,56,.55);
}
.foot-list{display:flex;flex-direction:column;gap:8px}
.foot-link{
  font-size:14px;color:var(--neutral);
  transition:color var(--t-fast) ease,padding-left var(--t-fast) ease;
}
.foot-link:hover{color:var(--signal);padding-left:4px}
.foot-list--data{gap:0}
.foot-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;
  padding:9px 0;
  border-bottom:1px solid rgba(46,74,56,.45);
}
.foot-line:last-child{border-bottom:0}
.foot-label{
  flex:0 0 100%;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;
  color:var(--mist);
}
.foot-value{font-size:13px;color:var(--white);word-break:break-all}
.copy-btn{
  padding:2px 8px;
  border:1px solid var(--line);border-radius:2px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--mist);
  transition:color var(--t-fast) ease,background var(--t-fast) ease,border-color var(--t-fast) ease;
}
.copy-btn:hover{color:#0F1A14;background:var(--signal);border-color:var(--signal)}
.copy-btn.is-copied{color:#0F1A14;background:var(--data);border-color:var(--data)}
.copy-status{min-height:1.3em;margin-top:6px;font-size:11px;color:var(--mist)}
.foot-note{margin-top:14px;font-size:11px;letter-spacing:.12em;color:var(--mist)}
.foot-cta{
  display:inline-block;margin-top:14px;
  padding:9px 16px;
  background:var(--signal);color:#0F1A14;
  font-family:var(--font-head);font-size:13px;font-weight:700;letter-spacing:.08em;
  border-radius:2px;
  transition:background var(--t-fast) ease,color var(--t-fast) ease;
}
.foot-cta:hover{background:var(--data)}
.foot-cta:active{background:var(--signal-dark);color:var(--white)}
.foot-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 24px;
  padding:22px 0 12px;
}
.foot-meta{font-size:12px;letter-spacing:.06em;color:var(--neutral)}
@media (max-width:1100px){
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .foot-coord{margin-left:0;width:100%}
  .foot-inner{padding:36px 18px 16px}
}
@media (max-width:640px){
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}

/* ---------- 8. 容器与网格 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.wrap--narrow{max-width:900px}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.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}
@media (max-width:900px){
  .col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 12}
}
@media (max-width:640px){
  .grid{gap:16px}
  .wrap{padding:0 18px}
}

/* ---------- 9. 面包屑 ---------- */
.crumbs{
  margin-bottom:20px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;color:var(--mist);
}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs li{display:flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--line)}
.crumbs a{transition:color var(--t-fast) ease}
.crumbs a:hover{color:var(--signal)}
.crumbs [aria-current="page"]{color:var(--white)}

/* ---------- 10. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;
  background:var(--panel);color:var(--white);
  border:1px solid var(--line);border-radius:2px;
  font-family:var(--font-head);font-size:14px;letter-spacing:.08em;
  transition:background var(--t-fast) ease,border-color var(--t-fast) ease,color var(--t-fast) ease;
}
.btn:hover{background:var(--panel-2);border-color:var(--signal);color:var(--signal)}
.btn--signal{background:var(--signal);border-color:var(--signal);color:#0F1A14;font-weight:700}
.btn--signal:hover{background:var(--data);border-color:var(--data);color:#0F1A14}
.btn--signal:active{background:var(--signal-dark);border-color:var(--signal-dark);color:var(--white)}
.btn--ghost{background:transparent}
.btn--mini{padding:7px 12px;font-size:12px}

/* ---------- 11. 区块、面板与注释 ---------- */
.card{
  position:relative;
  padding:20px;
  background:var(--panel);
  border:1px solid var(--line);border-radius:2px;
  transition:background var(--t-base) ease,border-color var(--t-base) ease,transform var(--t-base) ease;
}
.card:hover{background:var(--panel-2);border-color:var(--signal)}
.section-head{
  display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px;
  padding-bottom:16px;margin-bottom:24px;
  border-bottom:1px solid var(--line);
}
.section-title{font-family:var(--font-head);font-size:clamp(22px,2.6vw,34px);letter-spacing:.02em;color:var(--white)}
.section-note{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mist)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;
  color:var(--signal);text-transform:uppercase;
}
.eyebrow::before{content:"";width:16px;height:1px;background:var(--signal)}
.annotation{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.3em;
  color:var(--mist);text-transform:uppercase;
}
.rule{height:1px;margin:32px 0;background:var(--line);border:0}

/* ---------- 12. 数据与标签 ---------- */
.stat{display:flex;flex-direction:column;gap:2px}
.stat__value{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(24px,3vw,36px);line-height:1.1;color:var(--data);
}
.stat__label{font-size:12px;letter-spacing:.12em;color:var(--mist)}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;
  border:1px solid var(--line);border-radius:2px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--mist);
  transition:color var(--t-fast) ease,border-color var(--t-fast) ease,background var(--t-fast) ease;
}
.chip:hover{color:var(--signal);border-color:var(--signal);background:var(--panel)}

/* ---------- 13. 图片容器 ---------- */
.media{
  position:relative;display:block;width:100%;
  overflow:hidden;
  background:var(--panel-2);
  border:1px solid var(--line);border-radius:2px;
  aspect-ratio:16 / 9;
}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(233,239,234,.05) 0 1px,transparent 1px 14px),
    repeating-linear-gradient(90deg,rgba(233,239,234,.05) 0 1px,transparent 1px 14px);
}
.media img{width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:21 / 9}
.media--tall{aspect-ratio:3 / 4}
.media--square{aspect-ratio:1 / 1}
.media__tag{
  position:absolute;left:0;bottom:0;z-index:2;
  padding:4px 14px 4px 10px;
  background:var(--signal);color:#0F1A14;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  clip-path:polygon(0 0,100% 0,calc(100% - 9px) 100%,0 100%);
}
@media (max-width:640px){
  .media--wide{aspect-ratio:16 / 9}
}

/* ---------- 14. 长文本 ---------- */
.prose{max-width:38em}
.prose p{margin-bottom:1em;color:var(--white)}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--white);font-weight:700}
.prose a{color:var(--white);border-bottom:1px solid var(--line);transition:color var(--t-fast) ease,border-color var(--t-fast) ease}
.prose a:hover{color:var(--signal);border-bottom-color:var(--signal)}
.prose ul{margin:1em 0}
.prose li{position:relative;padding-left:18px;margin-bottom:.5em;color:var(--neutral)}
.prose li::before{content:"";position:absolute;left:0;top:.8em;width:8px;height:1px;background:var(--signal)}

/* ---------- 15. 滚动显现 ---------- */
html.js [data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity var(--t-base) ease,transform var(--t-base) ease;
}
html.js [data-reveal].is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js [data-reveal]{opacity:1;transform:none;transition:none}
}