:root{
  --color-bg:#0A1F44;
  --color-accent:#C6FF00;
  --color-gold:#D4AF37;
  --color-offwhite:#F5F0E6;
  --color-rock:#4A4A48;
  --color-moss:#6B8E6B;
  --color-terracotta:#C65D3B;
  --color-charcoal:#1A1A1A;
  --font-head:"Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-body:"Source Han Sans","PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"Roboto Mono","SFMono-Regular","Consolas","Courier New",monospace;
  --container-max:1240px;
  --radius-panel:14px;
  --radius-chamfer:0 18px 0 18px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-1:0 4px 12px rgba(5,10,30,.12);
  --shadow-2:0 10px 32px rgba(5,10,30,.18);
}

*,
*::before,
*::after{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  background:var(--color-bg);
  color:var(--color-offwhite);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-head);
  font-weight:800;
  line-height:1.25;
  margin:0 0 1rem;
}

p{
  margin:0 0 1rem;
}

a{
  color:inherit;
}

img{
  max-width:100%;
  display:block;
}

button{
  font-family:inherit;
}

ul,ol{
  margin:0 0 1rem;
  padding-left:1.25rem;
}

#main-content{
  background:var(--color-offwhite);
  color:var(--color-charcoal);
}

#main-content:focus{
  outline:none;
}

.visually-hidden{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border-width:0;
}

.list-plain{
  list-style:none;
  margin:0;
  padding:0;
}

.skip-link{
  position:fixed;
  top:.5rem;
  left:.5rem;
  z-index:2000;
  background:var(--color-accent);
  color:var(--color-bg);
  padding:.6rem 1rem;
  font-weight:700;
  text-decoration:none;
  border-radius:4px;
  transform:translateY(-130%);
  transition:transform .2s var(--ease);
}

.skip-link:focus{
  transform:translateY(0);
}

.container{
  width:100%;
  max-width:var(--container-max);
  margin-inline:auto;
  padding-inline:clamp(1rem,3vw,2rem);
}

.page-section{
  padding:clamp(2.5rem,6vw,5rem) 0;
}

.section-light{
  background:var(--color-offwhite);
  color:var(--color-charcoal);
}

.section-dark{
  background:var(--color-bg);
  color:var(--color-offwhite);
}

.grid-12{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:clamp(1rem,2vw,1.5rem);
}

.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:1 / -1; }

.section-head{
  margin-bottom:2rem;
}

.section-kicker{
  font-family:var(--font-mono);
  font-size:.75rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--color-accent);
}

.section-kicker::before{
  content:"// ";
  color:var(--color-gold);
}

.section-title{
  font-size:clamp(1.75rem,4vw,3rem);
  margin-top:.25rem;
}

.title-note{
  writing-mode:vertical-rl;
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--color-rock);
  white-space:nowrap;
  align-self:stretch;
}

.lede{
  font-size:clamp(1.4rem,2.6vw,2rem);
  line-height:1.4;
  font-weight:800;
  max-width:28ch;
  color:var(--color-charcoal);
}

.lede--invert{
  color:var(--color-offwhite);
}

.prose{
  max-width:72ch;
}

.prose p{
  margin-bottom:1.4em;
}

.prose h2{
  margin-top:2.4em;
}

.prose a{
  color:var(--color-bg);
  text-decoration:underline;
  text-underline-offset:.2em;
}

.prose a:hover{
  color:var(--color-accent);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  font-family:var(--font-head);
  font-weight:700;
  font-size:.9rem;
  line-height:1;
  padding:.8rem 1.3rem;
  border:1px solid transparent;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}

.btn-primary{
  background:var(--color-accent);
  color:var(--color-bg);
  border-color:var(--color-accent);
}

.btn-primary:hover{
  background:var(--color-bg);
  color:var(--color-accent);
}

.btn-ghost{
  background:transparent;
  color:var(--color-offwhite);
  border-color:rgba(245,240,230,.35);
}

.btn-ghost:hover{
  background:rgba(198,255,0,.08);
  border-color:var(--color-accent);
  color:var(--color-accent);
}

.btn-dark{
  background:var(--color-bg);
  color:var(--color-offwhite);
  border-color:var(--color-bg);
}

.btn-dark:hover{
  background:var(--color-accent);
  color:var(--color-bg);
}

.btn-compact{
  padding:.6rem .9rem;
  font-size:.84rem;
}

.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem;
  list-style:none;
  margin:0 0 2rem;
  padding:0;
  font-size:.875rem;
  color:var(--color-rock);
}

.breadcrumb li+li::before{
  content:"/";
  margin-right:.5rem;
  color:var(--color-accent);
  font-family:var(--font-mono);
}

.breadcrumb a{
  color:var(--color-rock);
  text-decoration:none;
}

.breadcrumb a:hover{
  color:var(--color-bg);
}

.breadcrumb [aria-current="page"]{
  color:var(--color-bg);
  font-weight:700;
}

.site-header{
  position:relative;
  z-index:1201;
  background:var(--color-bg);
  color:var(--color-offwhite);
}

.site-header::before{
  content:"";
  display:block;
  height:3px;
  background:repeating-linear-gradient(
    90deg,
    var(--color-accent) 0,
    var(--color-accent) 40px,
    transparent 40px,
    transparent 64px,
    var(--color-gold) 64px,
    var(--color-gold) 80px,
    transparent 80px,
    transparent 144px
  );
}

.site-header::after{
  content:"";
  display:block;
  height:4px;
  background:repeating-linear-gradient(
    90deg,
    var(--color-accent) 0,
    var(--color-accent) 24px,
    transparent 24px,
    transparent 40px,
    var(--color-gold) 40px,
    var(--color-gold) 56px,
    transparent 56px,
    transparent 96px
  );
  opacity:.6;
}

.header-frame{
  max-width:var(--container-max);
  margin-inline:auto;
  padding:.8rem clamp(1rem,2.5vw,1.5rem);
  display:flex;
  align-items:center;
  gap:1rem;
}

.brand-lockup{
  display:flex;
  align-items:center;
  gap:.5rem;
  min-width:0;
}

.brand-link{
  display:inline-flex;
  align-items:center;
  gap:.65rem;
  text-decoration:none;
  color:inherit;
}

.brand-mark{
  flex:0 0 34px;
  width:34px;
  height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--color-accent);
  color:var(--color-bg);
  font-family:var(--font-mono);
  font-weight:700;
  font-size:1.1rem;
  border-radius:3px;
  box-shadow:0 0 0 2px rgba(198,255,0,.25);
}

.brand-name{
  font-family:var(--font-head);
  font-weight:700;
  font-size:1.1rem;
  letter-spacing:.02em;
  white-space:nowrap;
}

.brand-tagline{
  font-size:.65rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--color-gold);
  border-left:1px solid rgba(212,175,55,.4);
  padding-left:.6rem;
  margin-left:.2rem;
  white-space:nowrap;
}

.site-nav{
  flex:1 1 auto;
  display:flex;
  justify-content:center;
}

.nav-list{
  display:flex;
  align-items:center;
  gap:.1rem;
  list-style:none;
  margin:0;
  padding:0;
}

.nav-link{
  display:inline-flex;
  align-items:center;
  padding:.65rem .55rem;
  font-family:var(--font-head);
  font-size:.9rem;
  color:var(--color-offwhite);
  text-decoration:none;
  position:relative;
  white-space:nowrap;
  transition:color .2s ease;
}

.nav-link::before{
  content:attr(data-index);
  font-family:var(--font-mono);
  font-size:.66rem;
  color:var(--color-gold);
  margin-right:.35rem;
  opacity:.7;
}

.nav-link::after{
  content:"";
  position:absolute;
  left:.5rem;
  right:.5rem;
  bottom:0;
  height:2px;
  background:var(--color-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}

.nav-link:hover,
.nav-link:focus-visible{
  color:var(--color-accent);
}

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link[aria-current="page"]::after{
  transform:scaleX(1);
}

.nav-link[aria-current="page"]{
  color:var(--color-accent);
}

.member-link{
  margin-left:auto;
  flex:0 0 auto;
}

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:4px;
  width:44px;
  height:44px;
  padding:0;
  border:0;
  background:transparent;
  cursor:pointer;
  border-radius:4px;
}

.toggle-bar{
  display:block;
  width:22px;
  height:2px;
  background:var(--color-accent);
  border-radius:1px;
  transition:transform .22s var(--ease),opacity .18s ease;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1){
  transform:translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2){
  opacity:0;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3){
  transform:translateY(-6px) rotate(-45deg);
}

.site-footer{
  background:var(--color-bg);
  color:var(--color-offwhite);
  position:relative;
}

.site-footer::before{
  content:"";
  display:block;
  height:4px;
  background:repeating-linear-gradient(
    90deg,
    var(--color-accent) 0,
    var(--color-accent) 28px,
    transparent 28px,
    transparent 48px,
    var(--color-gold) 48px,
    var(--color-gold) 64px,
    transparent 64px,
    transparent 112px
  );
  opacity:.6;
}

.footer-main{
  max-width:var(--container-max);
  margin-inline:auto;
  padding:clamp(2rem,5vw,4rem) clamp(1rem,3vw,2rem) 2.5rem;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:clamp(1.5rem,4vw,3rem);
}

.footer-brand{
  min-width:0;
}

.footer-brand .brand-link{
  margin-bottom:.6rem;
}

.footer-tagline{
  font-size:.95rem;
  color:rgba(245,240,230,.7);
  margin-top:.3rem;
}

.footer-trust{
  margin-top:1.2rem;
  font-size:.875rem;
  line-height:1.7;
  color:rgba(245,240,230,.75);
  border-left:3px solid var(--color-accent);
  padding-left:.75rem;
  max-width:36ch;
}

.footer-nav{
  min-width:0;
}

.footer-label{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--color-accent);
  margin:0 0 1rem;
}

.footer-links{
  list-style:none;
  margin:0;
  padding:0;
}

.footer-links li{
  margin:0 0 .35rem;
}

.footer-links a{
  color:rgba(245,240,230,.85);
  text-decoration:none;
  line-height:2;
}

.footer-links a:hover{
  color:var(--color-accent);
  text-decoration:underline;
  text-underline-offset:.2em;
}

.footer-contact p{
  margin:.35rem 0;
  color:rgba(245,240,230,.72);
  line-height:1.6;
}

.footer-note{
  font-size:.8rem;
  opacity:.75;
  max-width:30ch;
}

.footer-bottom{
  border-top:1px solid rgba(245,240,230,.14);
}

.footer-bottom-inner{
  max-width:var(--container-max);
  margin-inline:auto;
  padding:1rem clamp(1rem,3vw,2rem);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:center;
  gap:.5rem 1.5rem;
  color:rgba(245,240,230,.5);
  font-size:.8rem;
}

.footer-bottom p{
  margin:0;
}

.panel{
  background:var(--color-bg);
  color:var(--color-offwhite);
  padding:clamp(1.25rem,3vw,2rem);
  border-radius:var(--radius-panel);
  border-top:3px solid var(--color-accent);
  box-shadow:var(--shadow-2);
}

.panel--light{
  background:var(--color-offwhite);
  color:var(--color-charcoal);
  border-top-color:var(--color-gold);
}

.panel--cut{
  border-radius:var(--radius-chamfer);
}

.card{
  background:var(--color-offwhite);
  border:1px solid rgba(74,74,72,.12);
  border-radius:var(--radius-panel);
  padding:clamp(1rem,2.5vw,1.5rem);
  color:var(--color-charcoal);
}

.card--dark{
  background:var(--color-bg);
  color:var(--color-offwhite);
}

.metric{
  display:inline-flex;
  flex-direction:column;
  background:var(--color-bg);
  color:var(--color-offwhite);
  border-left:3px solid var(--color-accent);
  padding:.9rem 1.1rem;
  border-radius:0 8px 8px 0;
}

.metric-value{
  font-family:var(--font-mono);
  font-size:1.6rem;
  color:var(--color-accent);
  line-height:1.2;
}

.metric-label{
  font-size:.75rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:rgba(245,240,230,.65);
}

.media-frame{
  position:relative;
  aspect-ratio:16 / 10;
  border-radius:var(--radius-panel);
  background:
    linear-gradient(rgba(74,74,72,.18) 1px,transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg,rgba(74,74,72,.18) 1px,transparent 1px) 0 0 / 24px 24px,
    var(--color-bg);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
  color:rgba(245,240,230,.65);
}

.media-frame::after{
  content:attr(data-label);
  font-family:var(--font-mono);
  font-size:.75rem;
  padding:.35rem .6rem;
  border:1px solid rgba(198,255,0,.4);
  color:var(--color-accent);
  letter-spacing:.06em;
  background:rgba(10,31,68,.6);
  border-radius:3px;
}

.media-frame img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}

.table-wrap{
  overflow-x:auto;
  border-radius:var(--radius-panel);
  border:1px solid rgba(74,74,72,.2);
  background:var(--color-offwhite);
}

.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:.95rem;
  font-variant-numeric:tabular-nums;
}

.data-table th,
.data-table td{
  padding:.85rem 1rem;
  text-align:left;
  border-bottom:1px solid rgba(74,74,72,.15);
  white-space:nowrap;
}

.data-table th{
  background:var(--color-bg);
  color:var(--color-offwhite);
  font-family:var(--font-head);
  font-weight:700;
}

.data-table tbody tr:last-child td{
  border-bottom:0;
}

.data-table .num{
  font-family:var(--font-mono);
}

.data-table .up{
  color:var(--color-moss);
}

.data-table .down{
  color:var(--color-terracotta);
}

.tag-list{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem;
  list-style:none;
  margin:0 0 1.5rem;
  padding:0;
}

.tag-btn{
  font-family:var(--font-mono);
  font-size:.8rem;
  padding:.5rem .8rem;
  border:1px solid rgba(74,74,72,.25);
  border-radius:999px;
  background:transparent;
  color:var(--color-rock);
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}

.tag-btn:hover{
  border-color:var(--color-bg);
  color:var(--color-bg);
}

.tag-btn.is-active,
.tag-btn[aria-pressed="true"]{
  background:var(--color-bg);
  color:var(--color-accent);
  border-color:var(--color-bg);
}

.legend{
  display:flex;
  flex-wrap:wrap;
  gap:.75rem 1.25rem;
  list-style:none;
  margin:0;
  padding:0;
  font-size:.875rem;
  color:var(--color-rock);
}

.legend-item{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
}

.legend-swatch{
  width:.8em;
  height:.8em;
  background:var(--color-accent);
  border-radius:2px;
}

.legend-swatch--gold{
  background:var(--color-gold);
}

.legend-swatch--moss{
  background:var(--color-moss);
}

.legend-swatch--terracotta{
  background:var(--color-terracotta);
}

.catalog{
  display:grid;
  border-top:1px solid rgba(245,240,230,.2);
  margin-top:1rem;
}

.catalog-item{
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:1.25rem;
  align-items:center;
  padding:1.4rem .25rem;
  border-bottom:1px solid rgba(245,240,230,.14);
  color:inherit;
  text-decoration:none;
  transition:background .2s ease,padding .2s ease;
}

.catalog-item .catalog-index{
  font-family:var(--font-mono);
  color:var(--color-gold);
  font-size:.8rem;
}

.catalog-item h3{
  margin:0;
  font-size:1.5rem;
}

.catalog-item .catalog-desc{
  margin:0;
  color:rgba(245,240,230,.65);
  font-size:.9rem;
}

.catalog-item .catalog-arrow{
  color:var(--color-accent);
  font-family:var(--font-mono);
}

.catalog-item:hover{
  background:rgba(198,255,0,.04);
  padding-left:.75rem;
}

[data-reveal].is-hidden{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}

[data-reveal].is-shown{
  opacity:1;
  transform:none;
}

[data-scroll-progress]{
  position:fixed;
  top:0;
  left:0;
  height:2px;
  width:0;
  background:var(--color-accent);
  z-index:1300;
  pointer-events:none;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible{
  outline:2px solid var(--color-gold);
  outline-offset:3px;
  border-radius:2px;
}

@media (max-width:1099.98px){
  .footer-main{
    grid-template-columns:1fr 1fr;
  }

  .footer-brand{
    grid-column:1 / -1;
  }
}

@media (max-width:959.98px){
  .header-frame{
    gap:.5rem;
  }

  .brand-tagline{
    display:none;
  }

  .nav-toggle{
    display:flex;
  }

  .site-nav{
    position:fixed;
    top:0;
    left:0;
    right:0;
    height:100vh;
    height:100dvh;
    background:var(--color-bg);
    padding:5.5rem clamp(1rem,5vw,2rem) 2rem;
    transform:translateY(-101%);
    transition:transform .28s var(--ease);
    overflow-y:auto;
    -webkit-overflow-scrolling:touch;
    z-index:1200;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
  }

  .site-nav[data-open]{
    transform:translateY(0);
  }

  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:.5rem;
    border-top:1px solid rgba(245,240,230,.12);
    padding-top:.75rem;
  }

  .nav-link{
    padding:.9rem .25rem;
    font-size:1.1rem;
    border-bottom:1px solid rgba(245,240,230,.08);
  }

  .nav-link::after{
    display:none;
  }

  .member-link{
    margin-left:auto;
  }
}

@media (max-width:899.98px){
  .span-3,
  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-9{
    grid-column:1 / -1;
  }
}

@media (max-width:699.98px){
  .footer-main{
    grid-template-columns:1fr;
  }

  .footer-brand{
    grid-column:auto;
  }

  .footer-bottom-inner{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media (prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }

  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }

  [data-reveal].is-hidden{
    opacity:1;
    transform:none;
  }
}