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

:root{
  --night:#04140F;
  --pitch:#08251D;
  --stand:#0D3A2C;
  --line:#16543D;
  --neon:#35F0AE;
  --neon-soft:#A8FFD8;
  --shot:#FF5A36;
  --amber:#FFB547;
  --paper:#F3FBF7;
  --mist:#91B7A8;
  --violet:#8F7BFF;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --edge:2px solid var(--line);
  --drop:8px 8px 0 #021009;
  --drop-sm:4px 4px 0 #021009;
  --shell:1240px;
  --gutter:clamp(16px,4vw,40px);
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"JetBrains Mono","Cascadia Mono",Consolas,"Liberation Mono",monospace;
}

body{
  background-color:var(--night);
  background-image:
    linear-gradient(rgba(53,240,174,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(53,240,174,.045) 1px,transparent 1px);
  background-size:64px 64px;
  color:var(--paper);
  font-family:var(--font-sans);
  font-weight:400;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  min-height:100vh;
}

h1,h2,h3,h4{font-weight:900;line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5.2vw,4.6rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.45rem);line-height:1.3}
strong{font-weight:700;color:var(--neon-soft)}

[id]{scroll-margin-top:150px}

:where(a,button,[tabindex]):focus-visible{
  outline:3px solid var(--amber);
  outline-offset:3px;
  border-radius:6px;
}

.skip-link{
  position:absolute;
  left:var(--gutter);
  top:-90px;
  z-index:200;
  padding:11px 20px;
  background:var(--neon);
  color:var(--night);
  font-weight:700;
  font-size:14px;
  border-radius:0 0 var(--r-sm) var(--r-sm);
  box-shadow:var(--drop-sm);
  transition:top .2s ease;
}
.skip-link:focus{top:0}

.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

/* ---------- HEADER ---------- */
.site-head{
  position:sticky;
  top:0;
  z-index:90;
  background:var(--pitch);
  border-bottom:2px solid var(--line);
}
.head-status{
  background:var(--night);
  border-bottom:1px solid var(--line);
}
.status-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  min-height:34px;
  padding-block:5px;
  flex-wrap:wrap;
}
.status-line{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  line-height:1.4;
}
.status-dot{
  width:7px;
  height:7px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--neon);
  box-shadow:0 0 0 4px rgba(53,240,174,.16);
  animation:status-pulse 2.6s ease-in-out infinite;
}
@keyframes status-pulse{
  0%,100%{opacity:1;box-shadow:0 0 0 4px rgba(53,240,174,.16)}
  50%{opacity:.55;box-shadow:0 0 0 7px rgba(53,240,174,.05)}
}
.status-text{color:var(--neon-soft);letter-spacing:.16em}
.status-sep{color:var(--line)}
.status-meta{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--mist);
}
.status-meta--end{color:var(--amber)}

.scroll-track{
  height:3px;
  background:rgba(22,84,61,.65);
}
.scroll-fill{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--neon),var(--shot));
  transition:width .08s linear;
}

.cmd-bar{background:linear-gradient(180deg,var(--stand),var(--pitch))}
.cmd-inner{
  display:flex;
  align-items:center;
  gap:clamp(10px,2vw,26px);
  min-height:76px;
  padding-block:12px;
}

.brand-lock{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  padding:6px 12px 6px 6px;
  border:2px solid transparent;
  border-radius:12px;
  transition:border-color .18s ease,background .18s ease;
}
.brand-lock:hover{border-color:var(--line);background:rgba(53,240,174,.07)}
.brand-mark{
  position:relative;
  width:34px;
  height:34px;
  flex:0 0 auto;
  background:var(--neon);
  border:2px solid var(--night);
  box-shadow:3px 3px 0 var(--night);
  transform:rotate(-6deg);
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:8px;
  border:2px solid var(--night);
}
.brand-words{display:flex;flex-direction:column;line-height:1.22}
.brand-name{font-size:20px;font-weight:900;letter-spacing:.02em;color:var(--paper)}
.brand-sub{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;color:var(--neon)}

.nav-cmd{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:2px;
  flex-wrap:wrap;
}
.nav-link{
  display:flex;
  align-items:baseline;
  gap:7px;
  padding:9px 12px;
  border:2px solid transparent;
  border-radius:var(--r-sm);
  font-size:14px;
  font-weight:500;
  color:var(--mist);
  white-space:nowrap;
  transition:color .18s ease,background .18s ease,border-color .18s ease;
}
.nav-idx{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:var(--line);
  transition:color .18s ease;
}
.nav-link:hover{
  color:var(--paper);
  background:var(--stand);
  border-color:var(--line);
}
.nav-link:hover .nav-idx{color:var(--neon)}
.nav-link[aria-current="page"]{
  color:var(--night);
  background:var(--neon);
  border-color:var(--neon);
  font-weight:700;
  box-shadow:3px 3px 0 #021009;
}
.nav-link[aria-current="page"] .nav-idx{color:rgba(4,20,15,.62)}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  margin-left:auto;
  padding:9px 14px;
  border:2px solid var(--line);
  border-radius:var(--r-sm);
  background:var(--stand);
  color:var(--paper);
  font-size:13px;
  font-family:var(--font-mono);
  letter-spacing:.12em;
}
.nav-toggle-bars{
  position:relative;
  display:block;
  width:18px;
  height:2px;
  background:var(--neon);
}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";
  position:absolute;
  left:0;
  width:18px;
  height:2px;
  background:var(--neon);
  transition:top .2s ease,transform .2s ease;
}
.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)}
.nav-toggle-text{line-height:1}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 18px;
  border:2px solid var(--neon);
  border-radius:var(--r-sm);
  background:transparent;
  color:var(--neon);
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  line-height:1.3;
  box-shadow:var(--drop-sm);
  transition:transform .15s ease,box-shadow .15s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 #021009}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 #021009}
.btn--shot{
  background:var(--shot);
  border-color:var(--shot);
  color:#120502;
  box-shadow:5px 5px 0 rgba(53,240,174,.85);
}
.btn--shot:hover{box-shadow:8px 8px 0 rgba(53,240,174,.85)}
.btn--neon{
  background:var(--neon);
  border-color:var(--neon);
  color:var(--night);
}
.btn--ghost{
  border-color:var(--line);
  color:var(--neon-soft);
}
.btn--ghost:hover{
  border-color:var(--neon);
  color:var(--night);
  background:var(--neon);
}
.nav-cta{flex:0 0 auto}

/* ---------- SHARED LAYOUT ---------- */
.section{padding-block:clamp(32px,5.5vw,68px)}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:clamp(16px,2.4vw,28px);
}
.stack{display:flex;flex-direction:column;gap:clamp(12px,2vw,22px)}
.stack--tight{gap:8px}

.panel{
  position:relative;
  padding:clamp(18px,3vw,32px);
  background:var(--stand);
  border:var(--edge);
  border-radius:var(--r-md);
}
.panel--flat{background:var(--pitch)}
.panel--deep{background:var(--night)}
.panel--raise{box-shadow:var(--drop)}

.grid{display:grid;gap:clamp(14px,2.2vw,26px)}
.grid--5-7{grid-template-columns:5fr 7fr}
.grid--4-8{grid-template-columns:4fr 8fr}
.grid--3-6-3{grid-template-columns:3fr 6fr 3fr}

.display{
  font-size:clamp(2.2rem,5.2vw,4.6rem);
  font-weight:900;
  line-height:1.04;
  letter-spacing:-.03em;
}
.lede{
  max-width:62ch;
  font-size:clamp(15px,1.6vw,18px);
  line-height:1.8;
  color:var(--mist);
}
.prose p{max-width:68ch;margin-bottom:1.1em}
.prose p:last-child{margin-bottom:0}
.prose h2,.prose h3{margin-block:1.3em .5em}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--neon);
}
.eyebrow::before{
  content:"";
  width:14px;
  height:2px;
  background:var(--neon);
}

.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:800;
  letter-spacing:-.02em;
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(53,240,174,.07);
  color:var(--neon-soft);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  line-height:1.5;
}
.tag--shot{color:var(--shot);border-color:rgba(255,90,54,.55);background:rgba(255,90,54,.12)}
.tag--amber{color:var(--amber);border-color:rgba(255,181,71,.5);background:rgba(255,181,71,.12)}
.tag--violet{color:var(--violet);border-color:rgba(143,123,255,.55);background:rgba(143,123,255,.14)}

.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}
.crumbs li{display:inline-flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--line)}
.crumbs a{color:var(--neon-soft)}
.crumbs a:hover{color:var(--shot)}
.crumbs [aria-current="page"]{color:var(--paper)}

/* ---------- MEDIA ---------- */
.media-frame{
  position:relative;
  display:block;
  width:100%;
  aspect-ratio:16 / 9;
  overflow:hidden;
  border:var(--edge);
  border-radius:var(--r-md);
  background:
    radial-gradient(120% 90% at 20% 10%,rgba(53,240,174,.18),transparent 60%),
    linear-gradient(150deg,var(--stand),var(--night));
  box-shadow:var(--drop);
}
.media-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--wide{aspect-ratio:21 / 9}
.media-frame--tall{aspect-ratio:3 / 4}
.media-cap{
  display:block;
  margin-top:10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--mist);
}

/* ---------- REVEAL ---------- */
.js-reveal-on [data-reveal]{opacity:0;transform:translateY(18px)}
.js-reveal-on [data-reveal].is-in{
  opacity:1;
  transform:none;
  transition:opacity .55s ease,transform .55s cubic-bezier(.2,.7,.2,1);
}

/* ---------- FOOTER ---------- */
.site-foot{
  margin-top:clamp(40px,7vw,90px);
  background:var(--pitch);
  border-top:3px solid var(--neon);
  color:var(--paper);
}
.foot-stats{
  background:var(--night);
  border-bottom:var(--edge);
}
.stats-inner{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line);
}
.stat{
  padding:18px clamp(12px,2vw,24px);
  background:var(--night);
}
.stat-num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(20px,3vw,30px);
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--neon);
  line-height:1.2;
}
.stat-label{
  margin-top:4px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--mist);
}
.stat--accent .stat-num{color:var(--shot)}

.foot-top{padding-block:clamp(36px,6vw,68px)}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.4fr;
  gap:clamp(24px,4vw,56px);
}
.foot-logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:20px;
  font-weight:900;
  letter-spacing:.01em;
}
.foot-logo .brand-mark{
  width:26px;
  height:26px;
  box-shadow:2px 2px 0 var(--night);
}
.foot-logo .brand-mark::after{inset:6px}
.foot-summary{
  margin-top:14px;
  max-width:36ch;
  font-size:14px;
  line-height:1.8;
  color:var(--mist);
}
.foot-stamp{
  display:inline-block;
  margin-top:18px;
  padding:5px 12px;
  border:1px dashed var(--line);
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.24em;
  color:var(--amber);
}
.foot-title{
  margin-bottom:14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--neon);
}
.foot-links{display:grid;gap:2px}
.foot-links a{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:-8px;
  padding:7px 8px;
  border-radius:8px;
  font-size:14px;
  color:var(--paper);
  transition:color .16s ease,background .16s ease;
}
.foot-links a::before{
  content:"";
  width:6px;
  height:6px;
  flex:0 0 auto;
  background:var(--line);
  transform:rotate(45deg);
  transition:background .16s ease;
}
.foot-links a:hover{color:var(--neon);background:var(--stand)}
.foot-links a:hover::before{background:var(--neon)}

.foot-meta{display:grid;gap:10px}
.foot-meta li{
  display:grid;
  grid-template-columns:52px minmax(0,1fr);
  gap:10px;
  padding-bottom:10px;
  border-bottom:1px dashed rgba(22,84,61,.95);
  font-size:13px;
  line-height:1.65;
}
.meta-key{
  padding-top:2px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--mist);
}
.meta-val{color:var(--paper);overflow-wrap:anywhere}
.foot-note{
  margin-top:16px;
  padding-left:12px;
  border-left:2px solid var(--amber);
  font-size:12px;
  line-height:1.75;
  color:var(--mist);
}

.foot-legal{
  background:var(--night);
  border-top:var(--edge);
}
.legal-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-block:18px;
}
.legal-copy{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}
.legal-links{display:flex;flex-wrap:wrap;gap:8px}
.legal-links a{
  display:inline-block;
  padding:5px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:12px;
  color:var(--mist);
  transition:color .16s ease,background .16s ease,border-color .16s ease;
}
.legal-links a:hover{
  color:var(--night);
  background:var(--neon);
  border-color:var(--neon);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1100px){
  .nav-link{padding:8px 9px;font-size:13px}
  .nav-idx{font-size:9px}
}

@media (max-width:980px){
  .nav-toggle{display:inline-flex}
  .cmd-inner{min-height:66px;position:relative}
  .nav-cmd{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:14px;
    margin-left:0;
    padding:16px var(--gutter) 22px;
    background:var(--stand);
    border-top:var(--edge);
    border-bottom:var(--edge);
    box-shadow:0 26px 42px rgba(2,16,9,.72);
  }
  .site-head[data-open] .nav-cmd{display:flex}
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:5px;
  }
  .nav-link{
    justify-content:flex-start;
    padding:12px 14px;
    font-size:15px;
    background:var(--pitch);
    border-color:var(--line);
  }
  .nav-cta{width:100%}
  .status-meta--end{display:none}
  .status-line{font-size:11px;letter-spacing:.04em}
}

@media (max-width:900px){
  .grid--5-7,.grid--4-8,.grid--3-6-3{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1 / -1}
  .foot-summary{max-width:56ch}
}

@media (max-width:720px){
  .stats-inner{grid-template-columns:1fr 1fr}
  .stat{padding:14px 16px}
  .section-head{flex-direction:column;align-items:flex-start}
}

@media (max-width:620px){
  .foot-grid{grid-template-columns:1fr}
  .legal-inner{flex-direction:column;align-items:flex-start}
  .brand-name{font-size:18px}
  .brand-sub{letter-spacing:.12em}
  .foot-logo{font-size:18px}
  .media-frame{box-shadow:var(--drop-sm)}
  .panel{box-shadow:none}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .status-dot{animation:none}
  .scroll-fill{transition:none}
  .js-reveal-on [data-reveal]{opacity:1;transform:none}
  .btn:hover{transform:none}
}