/* =========================================================
   365游入口 · 共享样式 /assets/site.css
   深夜竞技控制室 · 目录型内容地图 · 粗野主义面板
   ========================================================= */

/* ---------- 01 reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,svg,video{display:block;max-width:100%;height:auto}
table{border-collapse:collapse;width:100%}
[hidden]{display:none!important}

/* ---------- 02 tokens ---------- */
:root{
  --ink:#070D1B;
  --panel:#0E1729;
  --step:#16233A;
  --cyan:#2FE0CB;
  --cyan-ink:#04121A;
  --mist:#9DF2E7;
  --amber:#FFA23A;
  --mauve:#7C7BA8;
  --text:#AEB9CC;
  --white:#F3F8FF;
  --line:rgba(124,123,168,.28);
  --hair:rgba(124,123,168,.16);
  --rail:16px;
  --wrap:1400px;
  --pad:clamp(20px,4vw,48px);
  --gap:clamp(18px,2.2vw,32px);
  --shadow:8px 8px 0 0 rgba(0,0,0,.42);
  --shadow-cyan:8px 8px 0 0 rgba(47,224,203,.2);
  --shadow-sm:6px 6px 0 0 rgba(0,0,0,.38);
  --dur:.32s;
  --fast:.16s;
  --ease:cubic-bezier(.2,.8,.2,1);
  --font-body:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}

/* ---------- 03 base ---------- */
body{
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
}
body::before,body::after{
  content:"";position:fixed;top:0;bottom:0;width:1px;z-index:70;pointer-events:none;
  background:linear-gradient(180deg,rgba(47,224,203,0),rgba(47,224,203,.5) 10%,rgba(124,123,168,.34) 62%,rgba(47,224,203,0));
}
body::before{left:var(--rail)}
body::after{right:var(--rail)}
#main-content{display:block}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
::selection{background:var(--cyan);color:var(--cyan-ink)}

/* ---------- 04 typography ---------- */
.display{
  font-weight:600;font-size:clamp(40px,7vw,96px);line-height:1.02;
  letter-spacing:.06em;color:var(--white);text-transform:uppercase;
}
.section-title{
  font-weight:600;font-size:clamp(26px,3.4vw,44px);line-height:1.15;
  letter-spacing:.08em;color:var(--white);text-transform:uppercase;
}
.eyebrow{
  font-family:var(--font-mono);font-size:14px;letter-spacing:.12em;
  color:var(--mauve);text-transform:uppercase;
}
.lede{font-size:clamp(17px,1.6vw,20px);line-height:1.7;color:var(--mist);max-width:42ch}
.body-text{max-width:38ch}
.data{font-family:var(--font-mono);font-weight:500;letter-spacing:.04em;color:var(--white)}
.chip-code{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  color:var(--mauve);text-transform:uppercase;
}

/* ---------- 05 layout ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(48px,7vw,96px)}
.section--panel{background:var(--panel)}
.section--step{background:var(--step)}
.section--void{background:var(--ink);padding-block:clamp(72px,12vw,160px)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px 28px;margin-bottom:clamp(24px,3vw,40px);
}
.grid{display:grid;gap:var(--gap)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.grid--12{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--gap)}
@media (min-width:960px){
  .grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
  .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}
}

/* ---------- 06 panels / buttons / chips ---------- */
.panel{
  background:var(--panel);border:2px solid var(--step);
  padding:clamp(18px,2.4vw,28px);
}
.panel--step{background:var(--step)}
.panel--accent{border-color:var(--cyan)}
.panel--hard{box-shadow:var(--shadow)}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 20px;border:2px solid var(--step);background:var(--panel);
  color:var(--white);font-size:15px;font-weight:500;letter-spacing:.08em;
  transition:background-color var(--fast) var(--ease),border-color var(--fast) var(--ease),color var(--fast) var(--ease),transform var(--fast) var(--ease);
}
.btn:hover,.btn:focus-visible{background:var(--step);border-color:var(--mauve)}
.btn--primary{background:var(--cyan);border-color:var(--cyan);color:var(--cyan-ink);font-weight:600}
.btn--primary:hover,.btn--primary:focus-visible{background:var(--mist);border-color:var(--mist);color:var(--cyan-ink)}
.btn--ghost{background:transparent;border-color:var(--cyan);color:var(--mist)}
.btn--ghost:hover,.btn--ghost:focus-visible{background:rgba(47,224,203,.12);border-color:var(--mist);color:var(--white)}
.btn--amber{background:var(--amber);border-color:var(--amber);color:var(--cyan-ink);font-weight:600}
.btn--amber:hover,.btn--amber:focus-visible{background:#FFB861;border-color:#FFB861;color:var(--cyan-ink)}

.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;
  border:1px solid var(--line);background:rgba(22,35,58,.6);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--text);
}
.chip--cyan{border-color:var(--cyan);color:var(--mist)}
.chip--amber{border-color:var(--amber);color:var(--amber)}

/* ---------- 07 breadcrumbs ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding-block:18px;font-size:14px;letter-spacing:.06em;color:var(--mauve);
}
.crumbs__link{color:var(--text);border-bottom:1px solid transparent;transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease)}
.crumbs__link:hover,.crumbs__link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan)}
.crumbs__sep{color:var(--mauve);opacity:.7}
.crumbs__current{color:var(--white)}

/* ---------- 08 filter + index items ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding-block:14px;border-top:2px solid var(--step);border-bottom:2px solid var(--step);
  margin-bottom:clamp(20px,3vw,32px);
}
.filter-bar__label{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  color:var(--mauve);text-transform:uppercase;margin-right:6px;
}
.filter-btn{
  padding:8px 14px;border:2px solid var(--step);background:transparent;
  color:var(--text);font-family:var(--font-mono);font-size:13px;letter-spacing:.1em;
  transition:background-color var(--fast) var(--ease),border-color var(--fast) var(--ease),color var(--fast) var(--ease);
}
.filter-btn:hover,.filter-btn:focus-visible{border-color:var(--cyan);color:var(--mist)}
.filter-btn[aria-pressed="true"]{background:var(--cyan);border-color:var(--cyan);color:var(--cyan-ink);font-weight:600}

.index-item{
  position:relative;padding:18px 20px;border:2px solid var(--step);background:var(--panel);
  transition:border-color var(--fast) var(--ease),background-color var(--fast) var(--ease);
}
.index-item:hover{border-color:var(--mauve);background:#101B2E}
.index-item--accent{box-shadow:var(--shadow-cyan);border-color:var(--cyan)}
.index-item__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px 14px}
.index-item__code{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--cyan)}
.index-item__title{font-size:19px;font-weight:600;letter-spacing:.03em;color:var(--white)}
.index-item__meta{
  display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:10px;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;color:var(--mauve);
}
.index-item__summary{margin-top:10px;font-size:15px;color:var(--text)}

/* ---------- 09 fold / table / stat ---------- */
.fold{margin-top:12px}
.fold__body{font-size:15px;color:var(--text)}
.fold:not([data-open]) .fold__body{
  display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;
}
.fold__toggle{
  display:inline-flex;align-items:center;gap:8px;margin-top:10px;
  font-family:var(--font-mono);font-size:13px;letter-spacing:.1em;color:var(--cyan);
  border-bottom:1px solid transparent;transition:border-color var(--fast) var(--ease),color var(--fast) var(--ease);
}
.fold__toggle::after{content:"+"}
.fold[data-open] .fold__toggle::after{content:"–"}
.fold__toggle:hover,.fold__toggle:focus-visible{border-bottom-color:var(--cyan)}

.table-scroll{overflow-x:auto;border:2px solid var(--step);background:var(--panel)}
.data-table{width:100%;min-width:560px;font-size:15px}
.data-table th{
  padding:12px 14px;text-align:left;background:var(--step);
  font-family:var(--font-mono);font-size:12px;font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--mauve);border-bottom:2px solid var(--step);
}
.data-table td{padding:12px 14px;color:var(--text);border-bottom:1px solid var(--hair)}
.data-table tbody tr{transition:background-color var(--fast) var(--ease)}
.data-table tbody tr:hover{background:rgba(47,224,203,.07)}
.data-table__num{font-family:var(--font-mono);letter-spacing:.04em;color:var(--white)}
.data-table__state{font-family:var(--font-mono);letter-spacing:.06em;color:var(--amber)}

.stat{border-left:2px solid var(--cyan);padding-left:16px}
.stat__value{
  font-family:var(--font-mono);font-weight:500;letter-spacing:.04em;
  font-size:clamp(26px,3.4vw,40px);line-height:1.1;color:var(--white);
}
.stat__label{margin-top:6px;font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;color:var(--mauve)}

/* ---------- 10 media frame ---------- */
.media-frame{
  position:relative;overflow:hidden;aspect-ratio:16/9;
  border:2px solid var(--step);background:var(--panel);box-shadow:var(--shadow);
}
.media-frame--wide{aspect-ratio:21/9}
.media-frame--tall{aspect-ratio:4/5}
.media-frame--square{aspect-ratio:1/1}
.media-frame__img{
  width:100%;height:100%;object-fit:cover;
  filter:saturate(.92) contrast(1.06);
}
.media-frame__cap{
  position:absolute;left:0;right:0;bottom:0;padding:10px 14px;
  background:linear-gradient(180deg,rgba(7,13,27,0),rgba(7,13,27,.94));
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--mist);
}
.media-frame--scan::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.05) 0 1px,transparent 1px 4px);
}

/* ---------- 11 reveal + progress ---------- */
html.js [data-reveal]{
  opacity:0;transform:translateY(8px);
  transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease);
}
html.js [data-reveal].is-in{opacity:1;transform:none}

.route-progress{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:90;pointer-events:none;
  background:rgba(124,123,168,.16);
}
.route-progress__fill{
  height:100%;width:0;
  background:linear-gradient(90deg,var(--cyan),var(--amber));
  transition:width .12s linear;
}

/* ---------- 12 skip link ---------- */
.skip-link{
  position:absolute;left:var(--rail);top:-120px;z-index:120;
  padding:12px 18px;background:var(--cyan);color:var(--cyan-ink);
  font-size:15px;font-weight:600;letter-spacing:.08em;
  transition:top var(--fast) var(--ease);
}
.skip-link:focus{top:10px}

/* ---------- 13 header ---------- */
.site-header{
  position:relative;z-index:40;
  background:linear-gradient(180deg,#0A1424 0%,#070D1B 100%);
  border-bottom:2px solid var(--step);
}
.site-header::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.022) 0 1px,transparent 1px 4px);
}
.site-header__inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(240px,4fr) 8fr;
  gap:clamp(20px,3vw,56px);align-items:start;
  max-width:var(--wrap);margin-inline:auto;
  padding-block:clamp(20px,2.6vw,34px) clamp(18px,2vw,26px);
  padding-inline:var(--pad);
}
.header-brand{padding-top:6px}
.header-index{
  padding-top:clamp(16px,2.4vw,30px);
  padding-left:clamp(18px,2.4vw,36px);
  border-left:2px solid var(--step);
}
.brand{display:inline-flex;flex-direction:column;gap:4px}
.brand__mark{
  font-family:var(--font-mono);font-size:13px;letter-spacing:.18em;
  color:var(--cyan);text-transform:uppercase;
}
.brand__name{
  font-size:clamp(28px,3vw,42px);font-weight:600;line-height:1.05;
  letter-spacing:.1em;color:var(--white);text-transform:uppercase;
  transition:color var(--fast) var(--ease);
}
.brand__note{font-size:14px;letter-spacing:.06em;color:var(--mauve)}
.brand:hover .brand__name,.brand:focus-visible .brand__name{color:var(--mist)}
.brand-hint{
  margin-top:12px;max-width:36ch;
  font-family:var(--font-mono);font-size:12px;line-height:1.8;
  letter-spacing:.06em;color:var(--mauve);
}
.utility{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px}
.utility__item{display:block}
.utility__link{
  display:inline-flex;align-items:center;gap:8px;padding:6px 0;
  font-size:14px;letter-spacing:.06em;color:var(--text);
  border-bottom:2px solid transparent;
  transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease);
}
.utility__link:hover,.utility__link:focus-visible{color:var(--mist);border-bottom-color:var(--cyan)}

.index-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;margin-bottom:14px;
}
.index-label{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:14px;letter-spacing:.12em;
  color:var(--mauve);text-transform:uppercase;
}
.index-label__code{color:var(--cyan)}

.site-nav{display:block}
.nav-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;background:var(--step)}
.nav-list__item{display:flex;min-width:0}
.nav-link{
  display:flex;flex:1;align-items:baseline;gap:10px;min-width:0;
  padding:12px 14px;background:var(--ink);color:var(--text);
  font-size:15px;letter-spacing:.04em;border:2px solid transparent;
  transition:color var(--fast) var(--ease),background-color var(--fast) var(--ease),border-color var(--fast) var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{background:var(--step);color:var(--white)}
.nav-link[aria-current="page"]{
  background:var(--cyan);color:var(--cyan-ink);border-color:var(--cyan);font-weight:600;
}
.nav-link[aria-current="page"] .nav-link__code{color:rgba(4,18,26,.72)}
.nav-link__code{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--mauve)}
.nav-link__label{white-space:nowrap}

.nav-toggle{
  display:none;align-items:center;gap:10px;padding:10px 14px;
  border:2px solid var(--cyan);background:transparent;color:var(--mist);
  font-family:var(--font-mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;
  transition:background-color var(--fast) var(--ease),color var(--fast) var(--ease);
}
.nav-toggle:hover,.nav-toggle:focus-visible{background:rgba(47,224,203,.12);color:var(--white)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:4px;width:18px}
.nav-toggle__bars i{display:block;height:2px;background:var(--cyan);transition:transform var(--fast) var(--ease),opacity var(--fast) var(--ease),width var(--fast) var(--ease)}
.nav-toggle__bars i:nth-child(1){width:100%}
.nav-toggle__bars i:nth-child(2){width:72%}
.nav-toggle__bars i:nth-child(3){width:44%}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1){transform:translateY(6px) rotate(45deg);width:100%}
.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(-6px) rotate(-45deg);width:100%}

/* ---------- 14 footer ---------- */
.site-footer{
  position:relative;
  background:linear-gradient(180deg,#0A1424 0%,#070D1B 100%);
  border-top:2px solid var(--step);
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.018) 0 1px,transparent 1px 4px);
}
.site-footer__inner{
  position:relative;z-index:1;max-width:var(--wrap);margin-inline:auto;
  padding:clamp(40px,6vw,76px) var(--pad) 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:clamp(22px,3vw,44px);
}
.footer-brand__name{
  font-size:clamp(24px,2.4vw,34px);font-weight:600;line-height:1.1;
  letter-spacing:.1em;color:var(--white);text-transform:uppercase;
}
.footer-brand__note{margin-top:8px;font-size:14px;letter-spacing:.06em;color:var(--mauve)}
.footer-brand__meta{
  margin-top:18px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.08em;line-height:1.9;color:var(--mauve);
}
.footer-col__title{
  display:flex;align-items:baseline;gap:10px;
  padding-bottom:12px;margin-bottom:8px;border-bottom:2px solid var(--step);
  font-family:var(--font-mono);font-size:13px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--mauve);
}
.footer-col__code{color:var(--cyan)}
.footer-link{
  display:flex;align-items:center;gap:10px;padding:9px 0;
  font-size:15px;letter-spacing:.04em;color:var(--text);
  border-bottom:1px solid var(--hair);
  transition:color var(--fast) var(--ease),padding-left var(--fast) var(--ease);
}
.footer-link::before{
  content:"";flex:none;width:6px;height:6px;background:var(--mauve);
  transition:background-color var(--fast) var(--ease);
}
.footer-link:hover,.footer-link:focus-visible{color:var(--mist);padding-left:6px}
.footer-link:hover::before,.footer-link:focus-visible::before{background:var(--amber)}

.footer-contact{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:14px 32px;margin-top:clamp(28px,4vw,48px);
  padding-top:24px;border-top:2px solid var(--step);
}
.footer-contact__row{display:flex;gap:14px;align-items:baseline;min-width:0}
.footer-contact__key{
  flex:none;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.14em;color:var(--cyan);
}
.footer-contact__val{font-size:15px;color:var(--text);word-break:break-all}

.footer-legal{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:10px 26px;
  margin-top:clamp(24px,3vw,40px);padding-top:20px;
  border-top:1px solid var(--hair);
  font-size:13px;letter-spacing:.06em;color:var(--mauve);
}
.footer-legal__item{font-family:var(--font-mono);letter-spacing:.08em}
.footer-legal__note{flex:1 1 320px;max-width:62ch;line-height:1.7;letter-spacing:.02em}

/* ---------- 15 responsive ---------- */
@media (max-width:1000px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .site-header__inner{grid-template-columns:minmax(0,1fr);gap:16px}
  .header-index{padding-left:0;padding-top:16px;border-left:0;border-top:2px solid var(--step)}
  .nav-toggle{display:inline-flex}
  .nav-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-nav{display:none;margin-top:14px}
  .site-nav[data-open]{display:block}
}
@media (max-width:640px){
  :root{--rail:8px;--pad:20px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .brand-hint{max-width:none}
}
@media (max-width:520px){
  .nav-list{grid-template-columns:minmax(0,1fr)}
  .brand__name{font-size:30px}
  .section__head{flex-direction:column;align-items:flex-start}
}

/* ---------- 16 motion safety ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    transition-duration:.01ms!important;
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
  }
  html.js [data-reveal]{opacity:1;transform:none}
  .route-progress__fill{transition:none}
}