:root{
  --ink:#06070B;
  --panel:#101319;
  --panel-2:#161B24;
  --violet-deep:#241542;
  --line:#232833;
  --line-strong:#39414F;
  --text:#C9CFDA;
  --muted:#8B94A7;
  --white:#F4F6FA;
  --violet:#7C4DFF;
  --violet-soft:#A78BFA;
  --cyan:#2BE0D6;
  --green:#3DE08A;
  --orange:#FF7A2F;

  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --r:4px;
  --wrap:1280px;
  --pad-x:clamp(16px,3.2vw,40px);
  --gap:clamp(16px,2.2vw,32px);
  --shadow-hard:8px 8px 0 rgba(0,0,0,.85);
  --shadow-violet:6px 6px 0 rgba(124,77,255,.42);
  --shadow-cyan:6px 6px 0 rgba(43,224,214,.32);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:0.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img,svg,video,canvas{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5,h6{
  margin:0;
  color:var(--white);
  font-weight:900;
  letter-spacing:-0.02em;
  line-height:1.15;
}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
strong{color:var(--white);font-weight:800}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
::selection{background:var(--violet);color:var(--white)}

/* ---------- 布局容器 ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding-left:var(--pad-x);
  padding-right:var(--pad-x);
}
.skip-link{
  position:absolute;
  left:12px;
  top:-200px;
  z-index:400;
  padding:10px 16px;
  background:var(--cyan);
  color:var(--ink);
  font-weight:800;
  font-size:14px;
  border:2px solid var(--ink);
  border-radius:var(--r);
  transition:top .16s ease;
}
.skip-link:focus{top:12px;text-decoration:none}

/* ---------- 命令栏头部 ---------- */
.cmdbar{
  position:sticky;
  top:0;
  z-index:200;
  background:var(--ink);
  border-bottom:2px solid var(--line-strong);
}
.cmdbar__status{
  background:var(--panel);
  border-bottom:1px solid var(--line);
}
.cmdbar__status-inner{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:34px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.05em;
  color:var(--muted);
}
.status-chip{
  display:inline-flex;
  align-items:center;
  gap:9px;
  color:var(--cyan);
  white-space:nowrap;
}
.status-chip__dot{
  width:7px;
  height:7px;
  flex:none;
  background:var(--cyan);
  box-shadow:0 0 0 3px rgba(43,224,214,.16);
  animation:ray-pulse 2.6s ease-in-out infinite;
}
.status-line{margin-left:auto;white-space:nowrap}
@keyframes ray-pulse{
  0%,100%{opacity:1}
  50%{opacity:.32}
}

.cmdbar__main{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:62px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex:none;
  color:var(--white);
}
.brand:hover{text-decoration:none}
.brand__mark{
  display:inline-block;
  padding:6px 8px;
  background:var(--cyan);
  color:var(--ink);
  font-family:var(--font-mono);
  font-size:15px;
  font-weight:700;
  letter-spacing:0.14em;
  line-height:1;
  border:2px solid var(--cyan);
  box-shadow:4px 4px 0 rgba(124,77,255,.6);
}
.brand__text{display:block}
.brand__name{
  display:block;
  font-size:14px;
  font-weight:900;
  letter-spacing:-0.01em;
  line-height:1.2;
  color:var(--white);
  white-space:nowrap;
}
.brand__tag{
  display:block;
  margin-top:3px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:0.08em;
  line-height:1.2;
  color:var(--muted);
  white-space:nowrap;
}

.nav{
  display:flex;
  align-items:center;
  gap:18px;
  margin-left:auto;
}
.nav__list{
  display:flex;
  align-items:center;
  gap:2px;
}
.nav__link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 9px;
  font-size:13px;
  font-weight:800;
  letter-spacing:0;
  white-space:nowrap;
  color:var(--text);
  background:transparent;
  border:1px solid transparent;
  border-radius:var(--r);
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.nav__link:hover{
  color:var(--white);
  background:var(--panel);
  border-color:var(--line-strong);
  text-decoration:none;
}
.nav__idx{
  font-family:var(--font-mono);
  font-size:9.5px;
  font-weight:400;
  letter-spacing:0.04em;
  color:var(--muted);
  transition:color .2s ease;
}
.nav__link:hover .nav__idx{color:var(--violet-soft)}
.nav__link[aria-current="page"]{
  color:var(--white);
  background:var(--violet-deep);
  border-color:var(--violet);
}
.nav__link[aria-current="page"] .nav__idx{color:var(--cyan)}
.nav__cta{
  display:flex;
  align-items:center;
  gap:8px;
  padding-left:18px;
  border-left:1px solid var(--line);
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  margin-left:auto;
  padding:9px 13px;
  background:var(--panel);
  border:2px solid var(--line-strong);
  border-radius:var(--r);
  color:var(--white);
  font-size:13px;
  font-weight:800;
  letter-spacing:0.08em;
  cursor:pointer;
  transition:border-color .2s ease,background-color .2s ease;
}
.nav-toggle:hover{border-color:var(--cyan);text-decoration:none}
.nav-toggle__bars{
  position:relative;
  display:block;
  width:16px;
  height:10px;
  flex:none;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  height:2px;
  background:var(--cyan);
  transition:transform .2s ease;
}
.nav-toggle__bars::before{top:0}
.nav-toggle__bars::after{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after{transform:translateY(-4px) rotate(-45deg)}
.nav-toggle[aria-expanded="true"]{border-color:var(--violet);background:var(--violet-deep)}

.readbar{
  position:absolute;
  left:0;
  bottom:-2px;
  width:0;
  height:2px;
  background:linear-gradient(90deg,var(--violet),var(--cyan));
  transition:width .1s linear;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:9px 14px;
  font-size:13px;
  font-weight:800;
  letter-spacing:0.01em;
  white-space:nowrap;
  color:var(--text);
  background:transparent;
  border:2px solid var(--line-strong);
  border-radius:var(--r);
  cursor:pointer;
  transition:transform .12s ease,box-shadow .12s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn:hover{
  text-decoration:none;
  transform:translate(-2px,-2px);
  box-shadow:var(--shadow-violet);
}
.btn:active{transform:none;box-shadow:none}
.btn--primary{
  background:var(--violet);
  border-color:var(--violet);
  color:var(--white);
}
.btn--primary:hover{background:#8c63ff;border-color:var(--violet-soft)}
.btn--ghost:hover{color:var(--white);border-color:var(--cyan);box-shadow:var(--shadow-cyan)}

/* ---------- 页脚 ---------- */
.site-foot{
  margin-top:clamp(56px,8vw,120px);
  background:var(--panel);
  border-top:2px solid var(--violet);
  color:var(--text);
}
.foot-strip{
  border-bottom:1px solid var(--line);
  background:var(--ink);
}
.foot-strip__inner{
  display:flex;
  flex-wrap:wrap;
  gap:10px 34px;
  padding-top:14px;
  padding-bottom:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.05em;
}
.foot-stat{display:inline-flex;align-items:baseline;gap:8px;white-space:nowrap}
.foot-stat__k{color:var(--muted)}
.foot-stat__v{color:var(--cyan)}

.foot-body{
  display:grid;
  grid-template-columns:minmax(200px,0.85fr) 3fr;
  gap:clamp(24px,3vw,48px);
  padding-top:clamp(32px,4.5vw,60px);
}
.foot-ident__mark{
  display:inline-block;
  padding:6px 8px;
  background:transparent;
  border:2px solid var(--violet);
  color:var(--violet-soft);
  font-family:var(--font-mono);
  font-size:14px;
  font-weight:700;
  letter-spacing:0.16em;
  line-height:1;
}
.foot-ident__name{
  margin:16px 0 6px;
  font-size:16px;
  font-weight:900;
  letter-spacing:-0.01em;
  color:var(--white);
}
.foot-ident__tag{
  margin:0;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.06em;
  color:var(--muted);
}
.foot-cols{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:clamp(20px,2.4vw,36px);
}
.foot-col__title{
  margin:0 0 16px;
  font-size:12px;
  font-weight:900;
  letter-spacing:0.14em;
  color:var(--violet-soft);
  font-family:var(--font-mono);
}
.foot-col__list{display:block}
.foot-col__list li{margin-bottom:10px;font-size:14px;line-height:1.65}
.foot-col__list li:last-child{margin-bottom:0}
.foot-col__list a{
  color:var(--text);
  border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.foot-col__list a:hover{color:var(--cyan);border-bottom-color:var(--cyan);text-decoration:none}
.foot-col__list--text li{color:var(--muted);font-size:13px;font-family:var(--font-mono);letter-spacing:0.02em}

.foot-base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 24px;
  margin-top:clamp(32px,4vw,56px);
  padding-top:18px;
  padding-bottom:26px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.05em;
  color:var(--muted);
}
.foot-base__icp{color:var(--violet-soft)}
.foot-base__copy{flex:1 1 auto}
.foot-top{
  padding:8px 13px;
  background:transparent;
  border:1px solid var(--line-strong);
  border-radius:var(--r);
  color:var(--text);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.08em;
  cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.foot-top:hover{color:var(--cyan);border-color:var(--cyan);background:rgba(43,224,214,.06)}

/* ---------- 通用内容组件 ---------- */
.page-head{
  padding-top:clamp(32px,5vw,64px);
  padding-bottom:clamp(20px,3vw,36px);
  border-bottom:1px solid var(--line);
}
.breadcrumb{margin-bottom:20px}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.06em;
  color:var(--muted);
}
.breadcrumb__list li{display:inline-flex;align-items:center;gap:10px}
.breadcrumb__list li+li::before{content:"/";color:var(--line-strong)}
.breadcrumb__list a{color:var(--muted)}
.breadcrumb__list a:hover{color:var(--cyan);text-decoration:none}
.breadcrumb__list [aria-current="page"]{color:var(--cyan)}

.section{padding:clamp(44px,6vw,88px) 0}
.prose{max-width:68ch}
.prose p{margin-bottom:1.1em}
.prose p:last-child{margin-bottom:0}
.lead{font-size:clamp(17px,1.4vw,19px);line-height:1.8;color:var(--text)}
.kicker{
  display:inline-block;
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.18em;
  text-transform:uppercase;
  color:var(--cyan);
}
.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:0.02em;
}

.grid{display:grid;gap:var(--gap)}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}

.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:clamp(18px,2.2vw,28px);
}
.panel--hard{
  border:2px solid var(--line-strong);
  box-shadow:var(--shadow-hard);
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.06em;
  color:var(--text);
  background:var(--panel-2);
  border:1px solid var(--line-strong);
  border-radius:2px;
}
.tag--cyan{color:var(--cyan);border-color:rgba(43,224,214,.5)}
.tag--violet{color:var(--violet-soft);border-color:rgba(124,77,255,.5)}
.tag--green{color:var(--green);border-color:rgba(61,224,138,.5)}
.tag--orange{color:var(--orange);border-color:rgba(255,122,47,.5)}

.media{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--panel-2);
  border:1px solid var(--line);
  border-radius:var(--r);
}
.media img,.media video{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media--wide{aspect-ratio:21/9}
.media--square{aspect-ratio:1/1}
.media--portrait{aspect-ratio:3/4}
.media__caption{
  display:block;
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:0.04em;
  color:var(--muted);
}

/* ---------- 响应式 ---------- */
@media (max-width:1140px){
  .nav{display:none}
  .nav-toggle{display:inline-flex}
  .nav[data-open="true"]{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    z-index:210;
    max-height:calc(100vh - 120px);
    overflow-y:auto;
    padding:8px var(--pad-x) 22px;
    background:var(--panel);
    border-top:2px solid var(--violet);
    border-bottom:2px solid var(--line-strong);
    box-shadow:0 26px 60px rgba(0,0,0,.72);
    margin-left:0;
  }
  .nav[data-open="true"] .nav__list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav[data-open="true"] .nav__link{
    padding:15px 2px;
    font-size:15px;
    border:0;
    border-bottom:1px solid var(--line);
    border-radius:0;
    background:transparent;
  }
  .nav[data-open="true"] .nav__link:hover{background:transparent;color:var(--cyan)}
  .nav[data-open="true"] .nav__link[aria-current="page"]{
    border-bottom-color:var(--violet);
    background:linear-gradient(90deg,rgba(124,77,255,.22),transparent);
  }
  .nav[data-open="true"] .nav__idx{font-size:11px}
  .nav[data-open="true"] .nav__cta{
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    margin:18px 0 0;
    padding:0;
    border-left:0;
  }
  .nav[data-open="true"] .btn{width:100%;padding:14px 16px;font-size:14px}
  .foot-body{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:760px){
  .cmdbar__status-inner{font-size:11px;gap:12px}
  .status-line{display:none}
  .brand__tag{display:none}
  .brand__name{font-size:13px}
  .breadcrumb__list{font-size:11px}
  .foot-strip__inner{gap:8px 22px;font-size:11px}
}

@media (max-width:520px){
  .foot-cols{grid-template-columns:1fr}
  .foot-base{font-size:11px}
  .foot-base__copy{flex-basis:100%;order:3}
  .foot-top{order:2;margin-left:auto}
}

/* ---------- 动效克减 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
}