*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,dl,dd,figure,blockquote,fieldset{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit}
a{color:inherit}
:root{
  --ink:#06101F;
  --panel:#0D1B2E;
  --panel-2:#122339;
  --line:#213A55;
  --line-soft:rgba(33,58,85,.62);
  --violet:#A78BFA;
  --violet-deep:#6D4AE0;
  --violet-ink:#3F2AAE;
  --cyan:#22D3EE;
  --orange:#FB923C;
  --paper:#F2E7D5;
  --brown:#1A1410;
  --fog:#EAF1FA;
  --slate:#93A4B8;
  --radius:4px;
  --w-max:1320px;
  --gutter:24px;
  --font-display:"Barlow Condensed","Oswald","HarmonyOS Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-serif:Georgia,"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"HarmonyOS Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow-soft:0 1px 0 rgba(234,241,250,.04),0 14px 34px -22px rgba(0,0,0,.92);
  --glow-violet:0 0 0 1px rgba(167,139,250,.42),0 20px 40px -24px rgba(109,74,224,.95);
  --ease:cubic-bezier(.2,.7,.25,1);
}
html,body{min-height:100%}
body{
  background-color:var(--ink);
  background-image:
    radial-gradient(920px 520px at 80% -8%,rgba(34,211,238,.10),transparent 62%),
    radial-gradient(780px 500px at 4% 2%,rgba(109,74,224,.18),transparent 60%);
  background-repeat:no-repeat;
  color:var(--fog);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{line-height:1.18;font-weight:700;letter-spacing:0}
strong{color:#fff}
::selection{background:rgba(167,139,250,.35);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:2px}
#main-content{display:block;scroll-margin-top:150px}

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

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;left:16px;top:-72px;z-index:200;
  padding:12px 18px;border-radius:0 0 var(--radius) var(--radius);
  background:var(--cyan);color:#04121B;
  font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:.08em;
  text-decoration:none;transition:top .18s var(--ease);
}
.skip-link:focus,.skip-link:focus-visible{top:0;outline-offset:-4px}

/* ---------- header shell ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(6,16,31,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:box-shadow .26s var(--ease),background-color .26s var(--ease);
}
.site-header[data-compact="true"]{
  background:rgba(6,16,31,.98);
  box-shadow:0 16px 34px -26px rgba(0,0,0,.95);
}
.scroll-rail{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:transparent;pointer-events:none}
.scroll-rail__bar{
  display:block;height:100%;width:100%;
  transform:scaleX(var(--progress,0));transform-origin:0 50%;
  background:linear-gradient(90deg,var(--cyan),var(--violet) 52%,var(--orange));
  transition:transform .12s linear;
}
.header-rail{max-height:48px;opacity:1;overflow:hidden;border-bottom:1px solid var(--line-soft);transition:max-height .28s var(--ease),opacity .2s var(--ease),border-color .2s var(--ease)}
.site-header[data-compact="true"] .header-rail{max-height:0;opacity:0;border-bottom-color:transparent}
.header-rail__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.header-rail__note{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--slate);white-space:nowrap;
}
.utility-list{display:flex;align-items:center;gap:14px}
.utility-link{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;
  color:var(--slate);text-decoration:none;padding:4px 2px;border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.utility-link:hover,.utility-link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan)}

.masthead{padding:18px 0 12px;transition:padding .26s var(--ease)}
.masthead__inner{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding-inline:56px}
.site-header[data-compact="true"] .masthead{padding:6px 0 5px}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--fog)}
.brand__mark{
  display:inline-grid;place-items:center;flex:0 0 auto;
  width:30px;height:30px;border:1px solid var(--cyan);border-radius:2px;
  font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:.06em;
  color:var(--cyan);transform:skewX(-6deg);
  background:linear-gradient(145deg,rgba(34,211,238,.14),rgba(109,74,224,.12));
  box-shadow:0 0 18px -6px rgba(34,211,238,.6);
}
.brand__name{
  font-family:var(--font-serif);font-size:30px;font-weight:700;letter-spacing:.14em;
  transition:font-size .22s var(--ease);line-height:1.1;
}
.brand__kicker{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--slate);padding-left:2px;
}
.site-header[data-compact="true"] .brand__name{font-size:20px;letter-spacing:.1em}
.site-header[data-compact="true"] .brand__kicker{display:none}
.brand:hover .brand__name{color:#fff}
.brand--footer{align-items:center;gap:10px}
.brand--footer .brand__name{font-size:22px;letter-spacing:.12em}

.nav-toggle{
  display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);
  align-items:center;gap:10px;padding:9px 12px;
  background:rgba(13,27,46,.72);border:1px solid var(--line);border-radius:var(--radius);
  color:var(--fog);font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:.18em;
  cursor:pointer;transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);box-shadow:0 0 0 1px rgba(34,211,238,.22)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;gap:3px;width:16px}
.nav-toggle__bars span{display:block;height:2px;background:var(--cyan);border-radius:1px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.site-nav{border-top:1px solid var(--line-soft);transition:border-color .2s var(--ease)}
.site-nav__inner{display:flex;align-items:center;justify-content:center;gap:24px;padding:4px 0 6px}
.nav-list{display:flex;flex-wrap:wrap;align-items:center;justify-content:center}
.nav-list__item{display:flex;align-items:center}
.nav-list__item + .nav-list__item::before{content:"";flex:0 0 auto;width:1px;height:12px;background:var(--line)}
.nav-link{
  position:relative;display:inline-block;padding:12px 16px;
  font-family:var(--font-serif);font-size:16px;letter-spacing:.06em;
  color:var(--fog);text-decoration:none;
  transition:color .18s var(--ease),text-shadow .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:16px;right:16px;bottom:7px;height:1px;
  background:linear-gradient(90deg,var(--cyan),var(--violet));
  transform:scaleX(0);transform-origin:0 50%;transition:transform .22s var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:#fff;text-shadow:0 0 18px rgba(34,211,238,.45)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--cyan);text-shadow:0 0 20px rgba(34,211,238,.4)}
.nav-link[aria-current="page"]::after{transform:scaleX(1);background:var(--orange);height:2px}
.site-nav__cta{flex:0 0 auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:44px;padding:0 20px;border-radius:var(--radius);
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  font-family:var(--font-body);font-size:15px;font-weight:600;letter-spacing:.03em;line-height:1;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),background-position .3s var(--ease);
}
.btn--primary{
  background:linear-gradient(100deg,var(--violet-ink),var(--violet-deep) 62%,#7E5EEC);
  color:#fff;border-color:rgba(167,139,250,.5);
  box-shadow:0 12px 28px -18px rgba(109,74,224,.95),inset 0 1px 0 rgba(255,255,255,.16);
}
.btn--primary::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);box-shadow:0 0 12px rgba(251,146,60,.9)}
.btn--primary:hover{transform:translateY(-1px);box-shadow:var(--glow-violet)}
.btn--ghost{background:rgba(13,27,46,.65);color:var(--fog);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--cyan);color:#fff;transform:translateY(-1px)}
.btn--quiet{background:transparent;color:var(--cyan);border-color:rgba(34,211,238,.45)}
.btn--quiet:hover{border-color:var(--cyan);color:#fff;box-shadow:0 0 0 1px rgba(34,211,238,.28)}
.btn--block{width:100%}

/* ---------- sections & type ---------- */
.section{padding:64px 0}
.section--panel{background:linear-gradient(180deg,rgba(13,27,46,.9),rgba(6,16,31,.5));border-block:1px solid var(--line-soft)}
.section--paper{background:var(--paper);color:var(--brown)}
.section--paper .section-lede,.section--paper .prose{color:#2A2118}
.section--paper .kicker{color:var(--violet-ink)}
.section--paper .kicker::before{background:var(--orange)}
.section--paper .section-title{color:var(--brown)}
.band{height:8px;border:0;background:linear-gradient(90deg,var(--violet-deep) 0%,var(--cyan) 48%,var(--orange) 100%)}
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--cyan);
}
.kicker::before{content:"";width:24px;height:1px;background:var(--orange)}
.section-title{
  display:block;margin-top:12px;
  font-family:var(--font-display);font-weight:800;font-size:clamp(28px,3.6vw,44px);
  letter-spacing:-.01em;line-height:1.06;transform:skewX(-3deg);transform-origin:left center;color:var(--fog);
}
.section-lede{margin-top:14px;max-width:62ch;color:var(--slate);font-size:17px}
.prose{max-width:72ch;font-size:17px;line-height:1.8;color:var(--fog)}
.prose p + p{margin-top:1em}
.prose h2,.prose h3{margin-top:1.6em;font-family:var(--font-serif);letter-spacing:.04em;color:#fff}
.prose--paper{color:#2A2118}
.prose--paper h2,.prose--paper h3{color:var(--brown)}
.prose a{color:var(--cyan);text-decoration:none;border-bottom:1px solid rgba(34,211,238,.45)}
.prose a:hover{border-bottom-color:var(--cyan)}

/* ---------- grid ---------- */
.grid{display:grid;gap:var(--gutter)}
.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}
.layout-split{display:grid;gap:var(--gutter);grid-template-columns:5fr 7fr;align-items:start}

/* ---------- panels, cards, tags ---------- */
.panel{
  background:linear-gradient(180deg,rgba(13,27,46,.96),rgba(13,27,46,.72));
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft);
}
.card{
  display:block;padding:22px;border-radius:var(--radius);text-decoration:none;color:var(--fog);
  background:linear-gradient(180deg,rgba(13,27,46,.96),rgba(13,27,46,.72));
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.card:hover,.card:focus-visible{transform:translateY(-2px);border-color:rgba(167,139,250,.55);box-shadow:var(--glow-violet)}
.card__title{margin-top:10px;font-family:var(--font-serif);font-size:20px;letter-spacing:.03em;color:#fff}
.card__meta{margin-top:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--slate)}
.card__body{margin-top:10px;color:var(--slate);font-size:15px;line-height:1.7}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border-radius:2px;border:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--slate);
  background:rgba(6,16,31,.5);
}
.tag--cyan{color:var(--cyan);border-color:rgba(34,211,238,.45);background:rgba(34,211,238,.08)}
.tag--orange{color:var(--orange);border-color:rgba(251,146,60,.5);background:rgba(251,146,60,.09)}

/* ---------- media frame (image slots) ---------- */
.media-frame{
  position:relative;display:block;overflow:hidden;isolation:isolate;
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(140deg,#0D1B2E 0%,#12233B 46%,#1B1330 100%);
}
.media-frame::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;mix-blend-mode:screen;
  background:
    linear-gradient(120deg,rgba(109,74,224,.48),transparent 58%),
    linear-gradient(-32deg,rgba(34,211,238,.34),transparent 62%);
}
.media-frame::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.34;
  background-image:
    linear-gradient(to right,rgba(33,58,85,.7) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(33,58,85,.7) 1px,transparent 1px);
  background-size:48px 48px;
}
.media-frame img,.media-frame video{position:relative;z-index:0;width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.06)}
.media-frame--16x9{aspect-ratio:16/9}
.media-frame--2x1{aspect-ratio:2/1}
.media-frame--3x2{aspect-ratio:3/2}
.media-frame--3x4{aspect-ratio:3/4}
.caption{margin-top:10px;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--slate)}

/* ---------- breadcrumb ---------- */
.breadcrumb{padding:18px 0 0}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--slate)}
.breadcrumb__item + .breadcrumb__item::before{content:"/";margin-right:8px;color:var(--line)}
.breadcrumb__link{color:var(--slate);text-decoration:none;border-bottom:1px solid transparent}
.breadcrumb__link:hover,.breadcrumb__link:focus-visible{color:var(--cyan);border-bottom-color:var(--cyan)}
.breadcrumb__item[aria-current="page"]{color:var(--fog)}

/* ---------- data table ---------- */
.data-table{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:13px;letter-spacing:.04em}
.data-table caption{caption-side:top;text-align:left;padding-bottom:10px;color:var(--slate);font-size:12px;letter-spacing:.2em;text-transform:uppercase}
.data-table th,.data-table td{padding:11px 12px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top}
.data-table th{color:var(--cyan);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:11px}
.data-table td{color:var(--fog)}
.data-table tbody tr:hover td{background:rgba(167,139,250,.07)}

/* ---------- reveal ---------- */
html.has-reveal [data-reveal]{opacity:0;transform:translateY(10px);transition:opacity .42s var(--ease),transform .42s var(--ease)}
html.has-reveal [data-reveal].is-revealed{opacity:1;transform:none}

/* ---------- footer ---------- */
.site-footer{
  position:relative;margin-top:80px;
  border-top:1px solid var(--line);
  background:
    radial-gradient(880px 420px at 88% 0%,rgba(109,74,224,.24),transparent 66%),
    radial-gradient(620px 360px at 6% 8%,rgba(34,211,238,.10),transparent 62%),
    linear-gradient(180deg,#081426,#050C18 72%);
  color:var(--fog);
}
.site-footer::before{content:"";display:block;height:8px;background:linear-gradient(90deg,var(--violet-deep) 0%,var(--cyan) 48%,var(--orange) 100%)}
.footer__inner{
  display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:32px;
  padding:56px 0 44px;
}
.footer__masthead{grid-column:span 4;display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer__summary{max-width:34ch;color:var(--slate);font-size:15px;line-height:1.8}
.footer__coord{font-family:var(--font-mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:rgba(147,164,184,.7)}
.footer__nav{grid-column:span 5;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.footer-col{min-width:0}
.footer-col__title{
  font-family:var(--font-serif);font-size:14px;letter-spacing:.24em;color:var(--cyan);
  padding-bottom:10px;margin-bottom:12px;border-bottom:1px solid var(--line-soft);
}
.footer-col__list{display:flex;flex-direction:column;gap:9px}
.footer-link{
  display:inline-block;font-size:15px;color:var(--fog);text-decoration:none;
  border-bottom:1px solid transparent;transition:color .16s var(--ease),border-color .16s var(--ease);
}
.footer-link:hover,.footer-link:focus-visible{color:var(--violet);border-bottom-color:var(--violet)}
.footer__contact{grid-column:span 3;min-width:0}
.contact-list{display:flex;flex-direction:column;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:.04em}
.contact-list__row{display:flex;flex-direction:column;gap:2px;padding-bottom:10px;border-bottom:1px dashed var(--line-soft)}
.contact-list__row dt{color:var(--slate);font-size:10px;letter-spacing:.22em;text-transform:uppercase}
.contact-list__row dd{color:var(--fog);word-break:break-word}
.footer__contact-note{margin-top:14px;font-size:13px;line-height:1.7;color:var(--slate)}
.footer__base{border-top:1px solid var(--line-soft);background:rgba(5,12,24,.6)}
.footer__base-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding:18px 0}
.footer__legal,.footer__copy{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;color:var(--slate)}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .footer__masthead{grid-column:span 12}
  .footer__nav{grid-column:span 7}
  .footer__contact{grid-column:span 5}
}
@media (max-width:1024px){
  body{font-size:16px}
  .span-3,.span-4,.span-5{grid-column:span 6}
  .span-7,.span-8,.span-9{grid-column:span 12}
  .layout-split{grid-template-columns:1fr}
  .section{padding:52px 0}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  #main-content{scroll-margin-top:120px}
  .site-nav{
    max-height:0;opacity:0;visibility:hidden;overflow:hidden;
    transition:max-height .3s var(--ease),opacity .24s var(--ease),visibility .24s var(--ease);
  }
  .site-nav[data-open="true"]{max-height:calc(100vh - 96px);opacity:1;visibility:visible;overflow-y:auto}
  .site-nav__inner{flex-direction:column;align-items:stretch;gap:16px;padding:14px 0 22px}
  .nav-list{flex-direction:column;align-items:stretch;width:100%}
  .nav-list__item + .nav-list__item::before{display:none}
  .nav-list__item{border-bottom:1px solid var(--line-soft)}
  .nav-link{display:block;padding:14px 6px;font-size:18px;letter-spacing:.08em}
  .nav-link::after{left:6px;right:auto;width:30px;bottom:8px}
  .nav-link[aria-current="page"]{padding-left:16px}
  .nav-link[aria-current="page"]::before{
    content:"";position:absolute;left:0;top:50%;width:3px;height:18px;
    transform:translateY(-50%);background:var(--orange);border-radius:2px;
  }
  .site-nav__cta{width:100%}
  .masthead__inner{padding-inline:96px 96px}
  .brand__name{font-size:24px}
  .brand__kicker{display:none}
}
@media (max-width:760px){
  .span-3,.span-4,.span-5,.span-6{grid-column:span 12}
  .footer__inner{gap:26px;padding:44px 0 34px}
  .footer__nav{grid-column:span 12;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .footer__contact{grid-column:span 12}
  .section{padding:44px 0}
  .header-rail__note{letter-spacing:.14em}
  .utility-list{gap:10px}
  .masthead__inner{padding-inline:0}
  .nav-toggle{position:static;transform:none}
  .masthead__inner{flex-direction:row;justify-content:space-between;gap:12px}
  .brand{flex-wrap:wrap}
}
@media (max-width:520px){
  :root{--gutter:18px}
  .header-rail__note{display:none}
  .header-rail__inner{justify-content:flex-end;min-height:32px}
  .brand__name{font-size:21px;letter-spacing:.1em}
  .brand__mark{width:26px;height:26px;font-size:10px}
  .footer__nav{grid-template-columns:1fr}
  .footer__base-inner{flex-direction:column;align-items:flex-start;gap:6px}
  .data-table{font-size:12px}
  .data-table th,.data-table td{padding:9px 8px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
  .card:hover,.card:focus-visible,.btn:hover{transform:none !important}
  html.has-reveal [data-reveal]{opacity:1 !important;transform:none !important}
}