*,*::before,*::after{box-sizing:border-box}
html,-webkit-text-size-adjust:100%
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}

:root{
  --ink:#0B1F17;
  --panel:#123024;
  --lime:#C8FF3D;
  --orange:#FF6A2B;
  --blue:#3B5BFF;
  --purple:#8A5CFF;
  --muted:#6E7F76;
  --paper:#F2F4EF;
  --text:#EAF3EC;
  --dim:#9FB3A6;
  --grid:#1F3A2E;
  --font-display:"Barlow Condensed","Oswald","Arial Narrow","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --wrap:1280px;
  --gutter:clamp(16px,4vw,40px);
  --ease:cubic-bezier(.2,.7,.2,1);
  --dur:180ms;
}

body{
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.05;
  color:var(--text);
}
h1{font-size:clamp(2.4rem,6vw,4.5rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.6rem)}
h3{font-size:clamp(1.15rem,2vw,1.5rem)}
h4{font-size:1.05rem;letter-spacing:0}

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

/* ---------- layout helpers ---------- */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.section{
  position:relative;
  padding-block:clamp(48px,7vw,96px);
}
.section__head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin-bottom:clamp(20px,3vw,34px);
  padding-bottom:14px;
  border-bottom:1px solid var(--grid);
}
.section__title{max-width:22ch}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--dim);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  display:block;
  width:18px;
  height:2px;
  background:var(--lime);
}

/* ---------- panels / tags ---------- */
.panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--grid);
  padding:clamp(18px,2.6vw,30px);
}
.panel__tag{
  position:absolute;
  top:-1px;
  left:-1px;
  display:inline-block;
  padding:5px 12px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  color:#07130D;
  background:var(--lime);
  clip-path:polygon(0 0,100% 0,100% 100%,10px 100%,0 calc(100% - 10px));
}
.panel__index{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--dim);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--dim);
  background:rgba(18,48,36,.7);
  border:1px solid var(--grid);
}
.tag--live{color:#0B1F17;background:var(--orange);border-color:var(--orange);font-weight:700}
.tag--next{color:#07130D;background:var(--lime);border-color:var(--lime);font-weight:700}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 20px;
  font-family:var(--font-body);
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  border:1px solid transparent;
  background:var(--panel);
  color:var(--text);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.btn--lime{background:var(--lime);border-color:var(--lime);color:#07130D}
.btn--lime:hover{background:#DAFF74;border-color:#DAFF74}
.btn--ghost{background:transparent;border-color:var(--grid);color:var(--text)}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn--orange{background:var(--orange);border-color:var(--orange);color:#0B1F17}
.btn--orange:hover{background:#FF834D;border-color:#FF834D}
.btn--sm{min-height:38px;padding:0 14px;font-size:12px}

/* ---------- breadcrumbs ---------- */
.crumbs{
  padding-block:14px 0;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--dim);
}
.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(--grid)}
.crumbs a{color:var(--dim);transition:color var(--dur) var(--ease)}
.crumbs a:hover{color:var(--lime)}
.crumbs [aria-current="page"]{color:var(--text)}

/* ---------- prose ---------- */
.prose{max-width:40em}
.prose p{max-width:34em;margin-bottom:1em}
.prose p:last-child{margin-bottom:0}
.prose h2,.prose h3{margin:2em 0 .6em}
.prose ul{display:grid;gap:.55em;max-width:34em}
.prose ul li{position:relative;padding-left:20px}
.prose ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:8px;
  height:2px;
  background:var(--lime);
}
.prose a{color:var(--lime);border-bottom:1px solid rgba(200,255,61,.35)}
.prose strong{color:var(--text);font-weight:700}

/* ---------- figure ---------- */
.figure{
  position:relative;
  border:1px solid var(--grid);
  background:var(--panel);
  overflow:hidden;
}
.figure__media{
  display:block;
  width:100%;
  aspect-ratio:16/9;
  background-color:#0E241B;
  background-image:
    linear-gradient(180deg,rgba(59,91,255,.18),rgba(138,92,255,.07) 62%,rgba(11,31,23,0) 100%),
    repeating-linear-gradient(90deg,rgba(31,58,46,.85) 0 1px,transparent 1px 48px),
    repeating-linear-gradient(0deg,rgba(31,58,46,.85) 0 1px,transparent 1px 48px);
  background-size:auto,48px 48px,48px 48px;
}
.figure__media img{width:100%;height:100%;object-fit:cover}
.figure--wide .figure__media{aspect-ratio:21/9}
.figure--tall .figure__media{aspect-ratio:4/5}
.figure__cap{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:8px 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  color:var(--dim);
  border-top:1px solid var(--grid);
}

/* ---------- reveal protocol ---------- */
.reveal-ready [data-reveal]{
  opacity:0;
  transform:translate3d(0,8px,0);
  transition:opacity 220ms var(--ease),transform 220ms var(--ease);
}
.reveal-ready [data-reveal][data-revealed]{
  opacity:1;
  transform:none;
}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;
  top:8px;
  left:8px;
  z-index:300;
  transform:translateY(-180%);
  padding:10px 18px;
  background:var(--lime);
  color:#07130D;
  font-size:13px;
  font-weight:700;
  border:1px solid #07130D;
  transition:transform 160ms var(--ease);
}
.skip-link:focus-visible{transform:translateY(0)}

/* ---------- command bar ---------- */
.cmd-bar{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(11,31,23,.97);
  border-bottom:1px solid var(--grid);
  transition:box-shadow 200ms var(--ease);
}
.cmd-bar[data-scrolled]{box-shadow:0 10px 24px -18px #000}
.cmd-bar__progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:linear-gradient(90deg,var(--lime),var(--orange));
  transform:scaleX(0);
  transform-origin:0 50%;
  pointer-events:none;
}
.cmd-bar__inner{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,28px);
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
  height:66px;
  transition:height 200ms var(--ease);
}
.cmd-bar[data-scrolled] .cmd-bar__inner{height:52px}

/* brand */
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;min-height:44px}
.brand__mark{
  width:18px;
  height:18px;
  background:var(--lime);
  clip-path:polygon(0 0,100% 0,100% 60%,60% 100%,0 100%);
  flex:0 0 auto;
}
.brand__text{display:flex;align-items:baseline;gap:8px}
.brand__name{
  font-family:var(--font-display);
  font-size:21px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text);
  white-space:nowrap;
}
.brand__ver{
  font-family:var(--font-mono);
  font-size:10px;
  line-height:1;
  letter-spacing:.08em;
  color:var(--lime);
  padding:3px 5px;
  border:1px solid rgba(200,255,61,.35);
  background:rgba(200,255,61,.07);
}

/* nav */
.cmd-nav{flex:1 1 auto;display:flex;justify-content:center;min-width:0}
.cmd-nav__list{display:flex;align-items:center;gap:clamp(2px,.8vw,12px);flex-wrap:nowrap}
.cmd-nav__link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  min-height:44px;
  padding:0 10px;
  font-size:13px;
  letter-spacing:.02em;
  color:var(--dim);
  border-bottom:2px solid transparent;
  white-space:nowrap;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.cmd-nav__idx{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  color:var(--muted);
  transition:color var(--dur) var(--ease);
}
.cmd-nav__link:hover{color:var(--text)}
.cmd-nav__link:hover .cmd-nav__idx{color:var(--dim)}
.cmd-nav__link[aria-current="page"]{
  color:var(--text);
  border-bottom-color:var(--lime);
}
.cmd-nav__link[aria-current="page"] .cmd-nav__idx{color:var(--lime)}

/* side cluster */
.cmd-bar__side{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.round-badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 9px;
  line-height:1;
  border:1px solid var(--grid);
  background:rgba(18,48,36,.85);
}
.round-badge__k{font-size:10px;letter-spacing:.14em;color:var(--dim)}
.round-badge__v{font-family:var(--font-mono);font-size:13px;font-weight:700;color:var(--lime)}

/* nav toggle */
.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  min-height:44px;
  min-width:44px;
  padding:0 12px;
  border:1px solid var(--grid);
  color:var(--text);
  font-size:12px;
  letter-spacing:.1em;
}
.nav-toggle__bars{display:grid;gap:4px;width:16px}
.nav-toggle__bars span{
  display:block;
  height:2px;
  background:var(--lime);
  transition:transform 160ms var(--ease),opacity 160ms var(--ease);
}
.nav-toggle__label{line-height:1}
.cmd-bar[data-open] .nav-toggle__bars span:first-child{transform:translateY(3px) rotate(45deg)}
.cmd-bar[data-open] .nav-toggle__bars span:last-child{transform:translateY(-3px) rotate(-45deg)}
.cmd-bar[data-open] .nav-toggle{border-color:rgba(200,255,61,.5);color:var(--lime)}

/* quick dock (mobile) */
.quick-dock{display:none}

/* ---------- footer ---------- */
.site-foot{
  margin-top:clamp(48px,7vw,96px);
  border-top:1px solid var(--grid);
  background-color:#0A1A12;
  background-image:linear-gradient(90deg,rgba(31,58,46,.55) 1px,transparent 1px);
  background-size:64px 100%;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.5fr;
  gap:clamp(24px,4vw,52px);
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding:clamp(32px,5vw,60px) var(--gutter) clamp(24px,4vw,44px);
}
.foot-brand__name{
  font-family:var(--font-display);
  font-size:24px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text);
}
.foot-brand__line{
  margin-top:10px;
  max-width:26em;
  font-size:13px;
  line-height:1.8;
  color:var(--dim);
}
.foot-brand__meter{display:flex;gap:6px;margin-top:22px}
.foot-brand__meter span{display:block;width:5px;height:16px;background:var(--grid)}
.foot-brand__meter span:nth-child(1),
.foot-brand__meter span:nth-child(2),
.foot-brand__meter span:nth-child(3){background:var(--lime)}
.foot-brand__meter span:nth-child(4){background:var(--orange)}
.foot-col__title{
  font-family:var(--font-body);
  font-size:11px;
  font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--dim);
  padding-bottom:10px;
  margin-bottom:14px;
  border-bottom:1px solid var(--grid);
}
.foot-list{display:grid;gap:2px;font-size:13px;color:var(--text)}
.foot-list a{
  display:inline-block;
  padding:5px 0;
  color:var(--text);
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.foot-list a:hover{color:var(--lime);border-bottom-color:var(--lime)}
.foot-list--plain{gap:10px}
.foot-list--plain li{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:baseline;
  font-size:13px;
  line-height:1.7;
  word-break:break-word;
}
.foot-list__k{
  min-width:34px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.12em;
  color:var(--muted);
}
.foot-note{
  margin-top:14px;
  font-size:11px;
  line-height:1.8;
  color:var(--muted);
  max-width:30em;
}
.foot-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 26px;
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding:16px var(--gutter) 22px;
  border-top:1px solid var(--grid);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--dim);
}
.foot-bar__icp{max-width:none}
.foot-bar__links{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-bar__links a{color:var(--dim);transition:color var(--dur) var(--ease)}
.foot-bar__links a:hover{color:var(--lime)}
.foot-bar__note{margin-left:auto;max-width:none}

/* ---------- tablet ---------- */
@media (max-width:1080px){
  .cmd-nav__link{padding:0 7px;font-size:12px;gap:5px}
  .cmd-nav__idx{display:none}
  .cmd-bar__cta{display:none}
}

/* ---------- mobile nav ---------- */
@media (max-width:900px){
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom,0px))}
  html{scroll-padding-top:64px}

  .cmd-bar__inner{height:60px;gap:10px}
  .cmd-bar[data-scrolled] .cmd-bar__inner{height:52px}
  .cmd-bar__side{margin-left:auto}
  .nav-toggle{display:inline-flex}

  .cmd-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:block;
    padding:10px var(--gutter) 20px;
    background:var(--ink);
    border-bottom:1px solid var(--grid);
    box-shadow:0 24px 40px -30px #000;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    pointer-events:none;
    transition:opacity 180ms var(--ease),transform 180ms var(--ease),visibility 0s linear 180ms;
  }
  .cmd-bar[data-open] .cmd-nav{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
    pointer-events:auto;
    transition-delay:0s;
  }
  .cmd-nav__list{flex-direction:column;align-items:stretch;gap:0}
  .cmd-nav__item{border-bottom:1px solid var(--grid)}
  .cmd-nav__item:last-child{border-bottom:0}
  .cmd-nav__link{
    width:100%;
    justify-content:flex-start;
    min-height:52px;
    padding:0;
    gap:12px;
    font-size:15px;
    color:var(--text);
    border-bottom:0;
  }
  .cmd-nav__idx{display:inline-block;font-size:11px;color:var(--muted)}
  .cmd-nav__link[aria-current="page"]{color:var(--lime)}
  .cmd-nav__link[aria-current="page"]::after{
    content:"当前";
    margin-left:auto;
    padding:2px 7px;
    font-family:var(--font-mono);
    font-size:10px;
    letter-spacing:.14em;
    color:var(--lime);
    border:1px solid rgba(200,255,61,.4);
  }

  .quick-dock{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    position:fixed;
    left:0;
    right:0;
    bottom:0;
    z-index:90;
    background:rgba(10,26,18,.98);
    border-top:1px solid var(--grid);
    padding-bottom:env(safe-area-inset-bottom,0px);
  }
  .quick-dock__link{
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:5px;
    min-height:58px;
    font-size:11px;
    letter-spacing:.1em;
    color:var(--dim);
    border-right:1px solid var(--grid);
    transition:color var(--dur) var(--ease);
  }
  .quick-dock__link:last-child{border-right:0}
  .quick-dock__link:hover,
  .quick-dock__link:focus-visible{color:var(--lime)}
  .quick-dock__dot{width:6px;height:6px;background:currentColor;display:block}

  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1 / -1}
  .foot-bar{padding-bottom:calc(20px + env(safe-area-inset-bottom,0px))}
  .foot-bar__note{margin-left:0}
}

@media (max-width:620px){
  .brand__name{font-size:19px}
  .round-badge{display:none}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .nav-toggle__label{display:none}
  .nav-toggle{padding:0 10px}
}

@media (max-width:400px){
  .brand__ver{display:none}
}

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