/* =========================================================
   金年汇赛场 · 共享样式 /assets/site.css
   夜墨蓝转播间 + 框架式目录导航 + 档案卡资料体系
   ========================================================= */

:root{
  --ink-900:#0B1420;
  --ink-800:#0F1B2C;
  --ink-700:#14243A;
  --ink-600:#1C3350;
  --paper:#F4F1E8;
  --paper-2:#E3DFD2;
  --green:#1E7A4B;
  --green-hi:#35C97A;
  --gold:#E8B03A;
  --gold-soft:#F2BE55;
  --red:#D4373F;
  --cyan:#4A7FA8;
  --hair:#8E9AA8;
  --line:rgba(142,154,168,.28);
  --line-strong:rgba(142,154,168,.5);
  --rail-w:260px;
  --strip-h:40px;
  --toggle-h:46px;
  --gut:clamp(18px,3vw,44px);
  --page-max:1440px;
  --f-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-mono:"IBM Plex Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  --step-1:64px;
  --step-2:40px;
  --step-3:24px;
  --step-4:17px;
  --step-5:14px;
  --step-6:12px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--strip-h) + 20px)}
body{
  margin:0;
  padding-top:var(--strip-h);
  background:var(--ink-900);
  color:var(--paper);
  font-family:var(--f-sans);
  font-size:var(--step-4);
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img,svg,video{display:block;max-width:100%}
a{color:var(--cyan);text-decoration:none}
a:hover{color:var(--green-hi)}
button,input,select,textarea{font:inherit;color:inherit;border-radius:2px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,figure{margin:0}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-.02em}
main{display:block}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

/* ---------- 排版工具 ---------- */
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:-.01em}
.kicker{display:block;font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.14em;text-transform:uppercase;color:var(--green-hi)}
.lede{max-width:58ch;font-size:19px;line-height:1.72;color:rgba(244,241,232,.86)}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;left:12px;top:-72px;z-index:120;
  padding:10px 18px;background:var(--gold);color:var(--ink-900);
  font-size:var(--step-5);font-weight:700;border-radius:2px;
  transition:top .16s ease-out;
}
.skip-link:focus{top:calc(var(--strip-h) + 8px);color:var(--ink-900)}

/* ---------- 顶部状态条 ---------- */
.site-header{position:relative;z-index:60}
.status-strip{
  position:fixed;top:0;left:0;right:0;height:var(--strip-h);z-index:80;
  background:var(--ink-900);border-bottom:1px solid var(--line-strong);
}
.status-strip__inner{
  display:flex;align-items:center;gap:22px;height:100%;
  padding:0 var(--gut);overflow-x:auto;white-space:nowrap;
  scrollbar-width:none;
}
.status-strip__inner::-webkit-scrollbar{display:none}
.status-chip{
  display:inline-flex;align-items:baseline;gap:8px;
  font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.05em;
  color:rgba(244,241,232,.85);
}
.status-chip__k{font-size:11px;letter-spacing:.14em;color:var(--hair)}
.status-chip__v{color:var(--paper)}
.status-chip--live{color:var(--green-hi)}
.dot{
  display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--green-hi);box-shadow:0 0 10px var(--green-hi);
  animation:pulse 2.2s ease-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.status-strip__spacer{flex:1 1 auto;min-width:12px}
.status-link{
  font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.1em;
  color:var(--gold);border-bottom:1px solid rgba(232,176,58,.4);
  padding-bottom:1px;
}
.status-link:hover{color:var(--gold);border-bottom-color:var(--gold)}
.status-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:rgba(142,154,168,.18);
}
.status-progress__bar{
  display:block;height:100%;width:100%;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--green-hi),var(--gold));
}

/* ---------- 移动端目录按钮 ---------- */
.nav-toggle{
  position:fixed;top:var(--strip-h);left:0;z-index:90;
  display:none;align-items:center;gap:10px;
  height:var(--toggle-h);padding:0 18px;
  background:var(--ink-700);border:0;
  border-right:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);
  color:var(--paper);font-family:var(--f-mono);font-size:var(--step-6);
  letter-spacing:.16em;cursor:pointer;
}
.nav-toggle__label{text-transform:uppercase}
.nav-toggle__bars{position:relative;display:block;width:18px;height:2px;background:var(--gold);transition:background .18s ease-out}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--gold);
  transition:transform .18s ease-out,top .18s ease-out;
}
.nav-toggle__bars::before{top:-6px}
.nav-toggle__bars::after{top:6px}
.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)}

/* ---------- 框架式竖向索引栏 ---------- */
.rail{
  position:fixed;top:var(--strip-h);left:0;bottom:0;width:var(--rail-w);z-index:60;
  display:flex;flex-direction:column;
  background:var(--ink-700);border-right:1px solid var(--line-strong);
  transition:transform .24s ease-out;
}
.rail__body{
  flex:1 1 auto;display:flex;flex-direction:column;
  padding:24px 0 18px;overflow-y:auto;overscroll-behavior:contain;
  scrollbar-width:thin;
}
.rail__brand{padding:0 20px 20px}
.brand{display:grid;gap:10px;color:inherit;text-decoration:none}
.brand:hover{color:inherit}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:66px;height:34px;border:1px solid var(--gold);border-radius:2px;
  color:var(--gold);font-family:var(--f-mono);font-size:13px;letter-spacing:.2em;
}
.brand__name{display:block;font-size:22px;font-weight:900;letter-spacing:-.01em;color:var(--paper)}
.brand__line{display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;color:var(--hair)}
.rail__search{padding:0 20px 22px}
.search-entry{
  display:block;border:1px solid var(--line-strong);border-radius:2px;
  background:rgba(11,20,32,.62);transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.search-entry__label{display:block;padding:9px 11px 0;font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;color:var(--hair)}
.search-entry__input{
  width:100%;padding:5px 11px 10px;background:transparent;border:0;
  color:var(--paper);font-size:var(--step-5);outline:none;
}
.search-entry__input::placeholder{color:rgba(142,154,168,.72)}
.search-entry__input:focus-visible{outline:none}
.search-entry:focus-within{border-color:var(--green-hi);box-shadow:0 0 0 1px rgba(53,201,122,.55)}
.search-entry__hint{
  margin-top:9px;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.05em;line-height:1.6;color:var(--hair);
}
.rail__list{border-top:1px solid var(--line)}
.rail__item{border-bottom:1px solid var(--line)}
.rail__item[hidden]{display:none}
.rail__link{
  display:grid;grid-template-columns:34px 1fr;align-items:center;gap:10px;
  padding:12px 20px;border-left:3px solid transparent;
  color:rgba(244,241,232,.82);font-size:15px;text-decoration:none;
  transition:background .16s ease-out,color .16s ease-out,border-color .16s ease-out;
}
.rail__link:hover{background:rgba(30,122,75,.16);color:var(--paper)}
.rail__link[aria-current="page"]{
  border-left-color:var(--green-hi);color:var(--paper);
  background:linear-gradient(90deg,rgba(30,122,75,.34),rgba(30,122,75,0));
}
.rail__num{font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.06em;color:var(--hair)}
.rail__link[aria-current="page"] .rail__num{color:var(--green-hi)}
.rail__label{letter-spacing:.01em}
.rail__foot{
  flex:0 0 auto;display:grid;gap:12px;
  padding:18px 20px 22px;border-top:1px solid var(--line);
  background:rgba(11,20,32,.35);
}
.rail__note{font-family:var(--f-mono);font-size:11px;line-height:1.7;letter-spacing:.04em;color:var(--hair)}
.nav-scrim{position:fixed;inset:0;z-index:84;background:rgba(6,12,20,.72);border:0;padding:0}
.nav-scrim[hidden]{display:none}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border:1px solid transparent;border-radius:2px;
  background:var(--ink-600);color:var(--paper);
  font-size:var(--step-5);font-weight:700;letter-spacing:.02em;
  text-decoration:none;cursor:pointer;
  transition:transform .16s ease-out,background .16s ease-out,color .16s ease-out,border-color .16s ease-out;
}
.btn:hover{transform:translateY(-1px);color:var(--paper)}
.btn--gold{background:var(--gold);border-color:var(--gold);color:var(--ink-900)}
.btn--gold:hover{background:var(--gold-soft);color:var(--ink-900)}
.btn--green{background:var(--green);border-color:var(--green);color:#FFFFFF}
.btn--green:hover{background:#249059;color:#FFFFFF}
.btn--ghost{background:transparent;border-color:var(--line-strong);color:var(--paper)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn--block{display:flex;width:100%}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:22px 0 0;font-family:var(--f-mono);font-size:11px;
  letter-spacing:.1em;color:var(--hair);
}
.crumbs a{color:rgba(142,154,168,.95)}
.crumbs a:hover{color:var(--gold)}
.crumbs__sep{color:rgba(142,154,168,.5)}
.crumbs__current{color:var(--paper)}

/* ---------- 容器与章节 ---------- */
.wrap{width:100%;max-width:var(--page-max);margin:0 auto;padding:0 var(--gut)}
#main-content{scroll-margin-top:calc(var(--strip-h) + 20px)}
.section{position:relative;padding:clamp(42px,7vw,88px) 0}
.section--tight{padding:clamp(28px,4vw,48px) 0}
.section + .section{border-top:1px solid var(--line)}
.section--paper{background:var(--paper);color:var(--ink-900)}
.section--panel{background:var(--ink-700)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:14px 18px;
  padding-bottom:14px;margin-bottom:26px;border-bottom:1px solid var(--line);
}
.section__num{font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.16em;color:var(--gold)}
.section__title{font-size:clamp(24px,3vw,34px);font-weight:900;letter-spacing:-.02em}
.section__sub{margin-left:auto;font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.08em;color:var(--hair)}
.section--paper .section__head{border-bottom-color:rgba(11,20,32,.18)}
.section--paper .section__num{color:var(--green)}
.section--paper .section__title{color:var(--ink-900)}
.section--paper .section__sub{color:rgba(11,20,32,.62)}
.section--paper .kicker{color:var(--green)}
.section--paper .lede{color:rgba(11,20,32,.85)}

/* ---------- 网格 ---------- */
.grid{display:grid;gap:clamp(16px,2.4vw,32px)}
.grid--5-7{grid-template-columns:5fr 7fr}
.grid--7-5{grid-template-columns:7fr 5fr}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:900px){
  .grid--5-7,.grid--7-5,.grid--3,.grid--4{grid-template-columns:1fr}
}

/* ---------- 面板与看板 ---------- */
.panel{
  background:var(--ink-700);border:1px solid var(--line);border-radius:2px;
  padding:clamp(18px,2.4vw,28px);
}
.panel--paper{background:var(--paper);color:var(--ink-900);border-color:rgba(11,20,32,.16)}
.board{border:1px solid var(--line);border-radius:2px;background:var(--ink-700);overflow:hidden}
.board__head{
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;background:rgba(11,20,32,.55);border-bottom:1px solid var(--line);
}
.board__title{font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.14em;color:var(--paper)}
.board__meta{margin-left:auto;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;color:var(--hair)}
.board__row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;
  padding:11px 16px;border-bottom:1px solid var(--line);font-size:var(--step-5);
}
.board__row:last-child{border-bottom:0}
.board__row:hover{background:rgba(30,122,75,.12)}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border:1px solid var(--line-strong);border-radius:2px;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:rgba(244,241,232,.86);background:transparent;
}
.tag--green{border-color:var(--green);color:var(--green-hi)}
.tag--gold{border-color:var(--gold);color:var(--gold)}
.tag--red{border-color:var(--red);color:#F08A90}
.tag--ink{border-color:rgba(11,20,32,.35);color:rgba(11,20,32,.8)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 正文阅读区 ---------- */
.prose{max-width:68ch;font-size:var(--step-4);line-height:1.85;color:rgba(244,241,232,.9)}
.prose > * + *{margin-top:1.05em}
.prose h2{margin-top:1.9em;font-size:var(--step-3);font-weight:900}
.prose h3{margin-top:1.5em;font-size:18px;font-weight:700}
.prose a{color:var(--green-hi);border-bottom:1px solid rgba(53,201,122,.35)}
.prose a:hover{color:var(--gold);border-bottom-color:var(--gold)}
.prose ul{display:grid;gap:.5em;padding-left:1.15em;list-style:square}
.prose ol{display:grid;gap:.5em;padding-left:1.5em;list-style:decimal}
.prose strong{font-weight:700;color:var(--paper)}
.section--paper .prose{color:rgba(11,20,32,.86)}
.section--paper .prose h2,
.section--paper .prose h3,
.section--paper .prose strong{color:var(--ink-900)}
.section--paper .prose a{color:var(--green);border-bottom-color:rgba(30,122,75,.4)}

/* ---------- 图片容器 ---------- */
.figure{
  margin:0;border:1px solid var(--line);border-radius:2px;
  background:var(--ink-700);overflow:hidden;
}
.figure__img{
  position:relative;display:block;width:100%;aspect-ratio:16/9;
  object-fit:cover;
  background:linear-gradient(135deg,var(--ink-600) 0%,var(--ink-900) 60%,#0A1524 100%);
}
.figure__img--wide{aspect-ratio:21/9}
.figure__img--tall{aspect-ratio:4/5}
.figure__cap{
  padding:10px 14px;border-top:1px solid var(--line);
  font-family:var(--f-mono);font-size:11px;letter-spacing:.06em;color:var(--hair);
}
.figure--paper{background:var(--paper-2);border-color:rgba(11,20,32,.16)}
.figure--paper .figure__cap{border-top-color:rgba(11,20,32,.14);color:rgba(11,20,32,.62)}

/* ---------- 进场显现 ---------- */
[data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity .24s ease-out,transform .24s ease-out;
}
[data-reveal][data-revealed]{opacity:1;transform:none}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:78;
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 15px;background:var(--ink-700);border:1px solid var(--line-strong);
  border-radius:2px;color:var(--paper);cursor:pointer;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .22s ease-out,transform .22s ease-out,border-color .16s ease-out,color .16s ease-out;
}
.to-top[data-visible]{opacity:1;pointer-events:auto;transform:none}
.to-top:hover{border-color:var(--gold);color:var(--gold)}
.to-top__arrow{font-size:13px;line-height:1}

/* ---------- 页脚档案条 ---------- */
.site-footer{
  background:var(--ink-700);border-top:1px solid var(--line-strong);color:var(--paper);
}
.footer__grid{
  display:grid;grid-template-columns:1.1fr 2fr 1.4fr;
  gap:clamp(24px,3vw,48px);
  padding:clamp(36px,5vw,60px) var(--gut) 32px;
  max-width:var(--page-max);margin:0 auto;
}
.footer__brand{display:flex;flex-direction:column;align-items:flex-start}
.footer__logo{
  display:inline-flex;align-items:center;justify-content:center;
  width:58px;height:30px;border:1px solid var(--gold);border-radius:2px;
  color:var(--gold);font-family:var(--f-mono);font-size:12px;letter-spacing:.18em;
}
.footer__name{margin-top:14px;font-size:20px;font-weight:900;letter-spacing:-.01em}
.footer__tag{margin-top:8px;max-width:34ch;font-size:13px;line-height:1.8;color:rgba(244,241,232,.72)}
.footer__cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,30px)}
.footer__title{
  padding-bottom:10px;border-bottom:1px solid var(--line);
  font-family:var(--f-mono);font-size:var(--step-6);font-weight:500;
  letter-spacing:.14em;color:var(--green-hi);
}
.footer__list{margin-top:13px;display:grid;gap:9px}
.footer__list a{color:rgba(244,241,232,.82);font-size:var(--step-5)}
.footer__list a:hover{color:var(--gold)}
.footer__contact{
  font-style:normal;padding-left:18px;border-left:2px solid var(--green);
}
.footer__contact-label{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;color:var(--hair)}
.footer__contact-item{margin-top:10px;font-size:var(--step-5);line-height:1.7;color:rgba(244,241,232,.9);word-break:break-word}
.footer__contact-item .mono{color:var(--paper);font-size:13px}
.footer__contact-note{margin-top:14px;font-size:12px;line-height:1.8;color:var(--hair)}
.footer__base{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;
  padding:18px var(--gut) 26px;border-top:1px solid var(--line);
  max-width:var(--page-max);margin:0 auto;
  font-family:var(--f-mono);font-size:var(--step-6);letter-spacing:.04em;
  color:var(--hair);
}
.footer__sign{color:rgba(244,241,232,.86)}
.footer__meta{
  margin-left:auto;display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;
}
.footer__meta a{color:rgba(244,241,232,.8)}
.footer__meta a:hover{color:var(--gold)}

/* ---------- 响应式 ---------- */
@media (min-width:1025px){
  body{padding-left:var(--rail-w)}
}
@media (max-width:1024px){
  body{
    padding-top:calc(var(--strip-h) + var(--toggle-h));
    padding-left:0;
  }
  body.is-nav-open{overflow:hidden}
  .nav-toggle{display:flex}
  .rail{
    top:0;bottom:0;width:min(84vw,320px);z-index:85;
    transform:translateX(-102%);
    box-shadow:24px 0 56px rgba(0,0,0,.5);
  }
  .rail[data-open]{transform:translateX(0)}
  .rail__brand{padding-top:22px}
  .to-top{right:14px;bottom:14px}
}
@media (max-width:1080px){
  .footer__grid{grid-template-columns:1fr 1fr}
  .footer__contact{
    grid-column:1 / -1;padding-left:0;padding-top:24px;
    border-left:0;border-top:1px solid var(--line);
  }
}
@media (max-width:680px){
  .footer__grid{grid-template-columns:1fr;padding-top:32px}
  .footer__cols{grid-template-columns:1fr 1fr}
  .footer__tag{max-width:none}
  .footer__meta{margin-left:0}
  .status-strip__inner{gap:16px}
}

/* ---------- 无障碍 ---------- */
@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}
  .to-top{transition:none}
}