:root{
  --abyss-950:#04121C;
  --abyss-900:#071A26;
  --abyss-800:#0A2230;
  --blueprint-600:#1C4B5E;
  --paper-warm:#F4EBDD;
  --ink-on-paper:#14232B;
  --cyan-glow:#3FE0D0;
  --coral-flare:#FF6B4A;
  --gold-member:#E8B45A;
  --text-primary:#F2F8FA;
  --text-muted:#9DB8C3;

  --line:rgba(28,75,94,.72);
  --line-soft:rgba(28,75,94,.38);
  --panel-bg:rgba(10,34,48,.72);
  --header-bg:rgba(7,26,38,.86);

  --font-display:"Barlow Condensed","Oswald","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto 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,monospace;

  --maxw:1440px;
  --gutter:24px;
  --radius-lg:26px;
  --radius-md:16px;
  --radius-pill:999px;
  --shadow-hard:8px 8px 0 rgba(4,18,28,.9);
  --shadow-soft:0 26px 64px -42px #000;
  --ease:cubic-bezier(.22,1,.36,1);
  --header-gap:14px;
}

*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:110px;
  color-scheme:dark;
  scrollbar-color:var(--blueprint-600) var(--abyss-950);
}
body{
  margin:0;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  letter-spacing:.01em;
  color:var(--text-primary);
  background-color:var(--abyss-950);
  background-image:
    radial-gradient(1200px 620px at 80% -12%,rgba(63,224,208,.11),transparent 62%),
    radial-gradient(880px 520px at 4% 26%,rgba(255,107,74,.08),transparent 64%),
    linear-gradient(rgba(28,75,94,.16) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,75,94,.16) 1px,transparent 1px);
  background-size:auto,auto,72px 72px,72px 72px;
  background-attachment:fixed,fixed,scroll,scroll;
  min-height:100vh;
}
h1,h2,h3,h4,h5{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.14;
  letter-spacing:-.01em;
  margin:0 0 .55em;
  color:var(--text-primary);
  text-wrap:balance;
}
h1{font-size:clamp(32px,4.4vw,56px)}
h2{font-size:clamp(24px,2.8vw,36px)}
h3{font-size:clamp(19px,1.9vw,24px);letter-spacing:0}
p{margin:0 0 1em}
a{color:inherit}
img,svg,picture,video{max-width:100%;display:block}
ul,ol{list-style:none;margin:0;padding:0}
button{font:inherit;color:inherit;background:none;border:0}
table{border-collapse:collapse;width:100%}
strong{font-weight:700}
:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{
  outline:2px solid var(--cyan-glow);
  outline-offset:3px;
  border-radius:6px;
}
.panel--paper :where(a,button,summary,[tabindex]):focus-visible{
  outline-color:var(--ink-on-paper);
}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;
  top:10px;
  left:10px;
  z-index:400;
  transform:translateY(-160%);
  padding:10px 18px;
  border-radius:var(--radius-pill);
  background:var(--cyan-glow);
  color:#04121c;
  font-size:14px;
  font-weight:700;
  text-decoration:none;
  transition:transform .22s var(--ease);
}
.skip-link:focus,
.skip-link:focus-visible{transform:none}

/* ---------- scroll progress ---------- */
.scroll-progress{
  position:fixed;
  top:0;left:0;right:0;
  height:2px;
  z-index:320;
  pointer-events:none;
  background:rgba(28,75,94,.3);
}
.scroll-progress__bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--cyan-glow),var(--coral-flare));
  box-shadow:0 0 12px rgba(63,224,208,.6);
  transition:width .12s linear;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:300;
  padding:var(--header-gap) var(--gutter) 0;
  background:linear-gradient(180deg,rgba(4,18,28,.94) 0%,rgba(4,18,28,.72) 58%,rgba(4,18,28,0) 100%);
}
.site-header__inner{
  position:relative;
  max-width:var(--maxw);
  margin-inline:auto;
  display:flex;
  align-items:center;
  gap:16px;
  padding:8px 10px 8px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:var(--header-bg);
  -webkit-backdrop-filter:blur(16px) saturate(1.15);
  backdrop-filter:blur(16px) saturate(1.15);
  box-shadow:0 18px 44px -30px #000,inset 0 1px 0 rgba(63,224,208,.14);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled .site-header__inner{
  border-color:rgba(63,224,208,.45);
  box-shadow:0 24px 52px -28px #000,inset 0 1px 0 rgba(63,224,208,.26);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  padding:4px 10px 4px 0;
  text-decoration:none;
  color:var(--text-primary);
  border-radius:var(--radius-pill);
}
.brand__mark{
  position:relative;
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border-radius:12px;
  background:linear-gradient(142deg,var(--cyan-glow) 0%,#1a8f9c 72%);
  color:#04121c;
  font-family:var(--font-display);
  font-weight:800;
  font-size:19px;
  line-height:1;
  box-shadow:inset 0 0 0 1px rgba(4,18,28,.28);
}
.brand__mark::after{
  content:"";
  position:absolute;
  right:-3px;bottom:-3px;
  width:10px;height:10px;
  border-radius:50%;
  background:var(--coral-flare);
  border:2px solid var(--abyss-950);
}
.brand__text{display:flex;flex-direction:column;gap:1px}
.brand__name{
  font-family:var(--font-display);
  font-size:20px;
  font-weight:800;
  letter-spacing:.03em;
  line-height:1.1;
}
.brand__sub{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--text-muted);
  line-height:1.2;
  white-space:nowrap;
}
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  margin-left:auto;
  padding:10px 16px 10px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(10,34,48,.92);
  color:var(--text-primary);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  cursor:pointer;
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.nav-toggle__bars{display:grid;gap:3px;width:18px}
.nav-toggle__bars span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--cyan-glow);
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.nav-toggle[aria-expanded="true"]{border-color:var(--cyan-glow);color:var(--cyan-glow)}
.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{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
  min-width:0;
}
.site-nav__list{display:flex;align-items:center;gap:2px;min-width:0}
.site-nav__item{flex:0 0 auto}
.site-nav__link{
  position:relative;
  display:inline-block;
  padding:9px 14px;
  border-radius:var(--radius-pill);
  color:var(--text-muted);
  font-size:14px;
  font-weight:500;
  line-height:1.2;
  text-decoration:none;
  white-space:nowrap;
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.site-nav__link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:5px;
  height:2px;
  background:var(--coral-flare);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s var(--ease);
}
.site-nav__link:hover{color:var(--text-primary);background:rgba(63,224,208,.1)}
.site-nav__link:hover::after{transform:scaleX(1)}
.site-nav__link[aria-current="page"]{
  color:var(--abyss-950);
  background:var(--cyan-glow);
  font-weight:700;
  box-shadow:0 6px 18px -10px rgba(63,224,208,.95),inset 0 0 0 1px rgba(63,224,208,.6);
}
.site-nav__link[aria-current="page"]::after{display:none}
.site-nav__cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  background:var(--coral-flare);
  color:#1a0703;
  font-family:var(--font-display);
  font-size:14px;
  font-weight:800;
  letter-spacing:.08em;
  text-decoration:none;
  white-space:nowrap;
  box-shadow:inset 0 0 0 1px rgba(255,107,74,.6);
  transition:background-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.site-nav__cta::after{content:"→";font-family:var(--font-mono);font-size:13px;line-height:1}
.site-nav__cta:hover{
  background:#ff8064;
  transform:translate(-1px,-1px);
  box-shadow:3px 3px 0 rgba(4,18,28,.9),inset 0 0 0 1px rgba(255,107,74,.7);
}
.site-nav__cta:active{transform:translate(0,0);box-shadow:inset 0 0 0 1px rgba(255,107,74,.7)}

/* ---------- footer ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,9vw,120px);
  border-top:1px solid var(--line);
  background:
    radial-gradient(760px 320px at 12% 0%,rgba(63,224,208,.1),transparent 66%),
    radial-gradient(620px 300px at 92% 18%,rgba(232,180,90,.1),transparent 68%),
    var(--abyss-900);
  color:var(--text-primary);
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(90deg,rgba(28,75,94,.3) 1px,transparent 1px);
  background-size:96px 100%;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 82%);
  mask-image:linear-gradient(180deg,#000,transparent 82%);
  pointer-events:none;
}
.site-footer__inner{
  position:relative;
  max-width:var(--maxw);
  margin-inline:auto;
  padding:clamp(40px,5vw,64px) var(--gutter) 0;
}
.site-footer__grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr) minmax(0,.8fr) minmax(0,1.3fr);
  gap:clamp(24px,3vw,40px);
  padding-bottom:clamp(28px,3.4vw,44px);
}
.site-footer__brand{min-width:0}
.site-footer__wordmark{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-size:clamp(28px,3vw,38px);
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.05;
  color:var(--text-primary);
}
.site-footer__wordmark::after{
  content:"";
  display:block;
  width:56px;
  height:3px;
  margin-top:12px;
  background:linear-gradient(90deg,var(--cyan-glow),var(--coral-flare));
  border-radius:2px;
}
.site-footer__tagline{
  margin:0 0 18px;
  max-width:30em;
  font-size:13.5px;
  line-height:1.75;
  color:var(--text-muted);
}
.site-footer__quick{display:flex;flex-wrap:wrap;gap:8px}
.quick-link{
  display:inline-flex;
  align-items:center;
  padding:6px 12px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(10,34,48,.7);
  color:var(--text-primary);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-decoration:none;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.quick-link:hover{color:var(--cyan-glow);border-color:rgba(63,224,208,.55);transform:translateY(-1px)}
.site-footer__col{min-width:0}
.site-footer__col-title{
  margin:0 0 14px;
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cyan-glow);
  display:flex;
  align-items:center;
  gap:8px;
}
.site-footer__col-title::before{
  content:"";
  width:6px;height:6px;
  background:var(--coral-flare);
  border-radius:1px;
  flex:0 0 auto;
}
.site-footer__links{display:flex;flex-direction:column;gap:2px}
.site-footer__link{
  display:inline-block;
  padding:5px 0;
  color:var(--text-muted);
  font-size:14px;
  text-decoration:none;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.site-footer__link:hover{color:var(--text-primary);transform:translateX(3px)}
.site-footer__contact{min-width:0}
.contact-list{display:flex;flex-direction:column}
.contact-list__row{
  display:grid;
  grid-template-columns:56px minmax(0,1fr);
  gap:10px;
  padding:7px 0;
  border-bottom:1px dashed var(--line-soft);
}
.contact-list__row:last-child{border-bottom:0}
.contact-list__key{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--blueprint-600);
  padding-top:2px;
}
.contact-list__value{
  font-size:13.5px;
  line-height:1.6;
  color:var(--text-primary);
  word-break:break-word;
}
.site-footer__note{
  margin:12px 0 0;
  font-size:12px;
  line-height:1.7;
  color:var(--text-muted);
}
.site-footer__bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 18px;
  margin-top:8px;
  padding:18px 0 26px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-muted);
}
.site-footer__bottom p{margin:0}
.site-footer__legal{color:var(--text-muted)}
.site-footer__legal [data-year]{color:var(--cyan-glow)}
.site-footer__meta{color:var(--blueprint-600)}

/* ---------- layout & base components ---------- */
.shell{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.section{padding-block:clamp(40px,5vw,72px)}
.section--tight{padding-block:clamp(24px,3vw,40px)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cyan-glow);
}
.eyebrow::before{content:"";width:16px;height:2px;background:var(--coral-flare);flex:0 0 auto}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:12px 24px;
  margin-bottom:clamp(20px,2.4vw,32px);
  padding-bottom:14px;
  border-bottom:1px solid var(--line-soft);
}
.section-head__title{margin:0;font-family:var(--font-display);font-size:clamp(24px,3vw,36px);font-weight:800}
.section-head__meta{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:rgba(28,75,94,.3);
  color:var(--text-primary);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  line-height:1.5;
  white-space:nowrap;
}
.tag--cyan{color:var(--cyan-glow);border-color:rgba(63,224,208,.5);background:rgba(63,224,208,.1)}
.tag--coral{color:var(--coral-flare);border-color:rgba(255,107,74,.5);background:rgba(255,107,74,.1)}
.tag--gold{color:var(--gold-member);border-color:rgba(232,180,90,.55);background:rgba(232,180,90,.1)}
.tag--paper{color:var(--ink-on-paper);background:var(--paper-warm);border-color:var(--ink-on-paper)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55em;
  padding:12px 22px;
  border:2px solid transparent;
  border-radius:var(--radius-pill);
  font-family:var(--font-display);
  font-size:15px;
  font-weight:700;
  letter-spacing:.06em;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease);
}
.btn--primary{background:var(--cyan-glow);color:#04121c;border-color:var(--cyan-glow);box-shadow:4px 4px 0 rgba(4,18,28,.75)}
.btn--primary:hover{background:#5ff0e2;transform:translate(-1px,-1px);box-shadow:6px 6px 0 rgba(4,18,28,.8)}
.btn--flare{background:var(--coral-flare);color:#1a0703;border-color:var(--coral-flare);box-shadow:4px 4px 0 rgba(4,18,28,.75)}
.btn--flare:hover{background:#ff8064;transform:translate(-1px,-1px)}
.btn--ghost{background:transparent;color:var(--text-primary);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--cyan-glow);color:var(--cyan-glow)}
.btn--member{background:transparent;color:var(--gold-member);border-color:rgba(232,180,90,.6)}
.btn--member:hover{background:rgba(232,180,90,.12);border-color:var(--gold-member)}
.btn--paper{background:var(--paper-warm);color:var(--ink-on-paper);border-color:var(--ink-on-paper);box-shadow:4px 4px 0 var(--ink-on-paper)}
.btn--paper:hover{transform:translate(-1px,-1px);box-shadow:6px 6px 0 var(--ink-on-paper)}
.panel{
  position:relative;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--panel-bg);
  padding:clamp(18px,2.2vw,28px);
  box-shadow:var(--shadow-soft);
}
.panel--paper{
  background:var(--paper-warm);
  color:var(--ink-on-paper);
  border:2px solid var(--ink-on-paper);
  border-radius:var(--radius-md);
  box-shadow:8px 8px 0 rgba(63,224,208,.35);
}
.panel--paper .eyebrow{color:#0e6f6a}
.panel--paper .eyebrow::before{background:var(--coral-flare)}
.panel--paper h2,.panel--paper h3{color:var(--ink-on-paper)}
.panel--outline{background:transparent;border:1px dashed var(--blueprint-600);box-shadow:none}
.panel__head{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:14px;
}
.panel__body{font-size:15px;line-height:1.75;color:var(--text-muted)}
.panel--paper .panel__body{color:#3a4a52}
.grid{display:grid;gap:var(--gutter)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--split{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}
.stat{
  display:block;
  padding-left:14px;
  border-left:2px solid var(--cyan-glow);
}
.stat__value{
  display:block;
  font-family:var(--font-mono);
  font-size:clamp(26px,3.2vw,40px);
  font-weight:700;
  line-height:1.1;
  letter-spacing:-.02em;
  color:var(--cyan-glow);
  font-variant-numeric:tabular-nums;
}
.stat__label{
  display:block;
  margin-top:6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--text-muted);
}
.bars{display:grid;gap:10px}
.bars__row{
  display:grid;
  grid-template-columns:minmax(72px,112px) minmax(0,1fr) 60px;
  align-items:center;
  gap:12px;
}
.bars__label{font-size:13px;color:var(--text-muted);line-height:1.4}
.bars__track{
  height:10px;
  border-radius:var(--radius-pill);
  background:rgba(28,75,94,.45);
  overflow:hidden;
}
.bars__fill{
  display:block;
  height:100%;
  width:calc(var(--value,0) * 1%);
  border-radius:var(--radius-pill);
  background:linear-gradient(90deg,var(--cyan-glow),#2ea9a0);
  transition:width .8s var(--ease);
}
.bars__row:nth-child(even) .bars__fill{background:linear-gradient(90deg,var(--coral-flare),#c94a2e)}
.bars__value{
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--cyan-glow);
  text-align:right;
  font-variant-numeric:tabular-nums;
}
.band{
  margin-block:clamp(32px,4vw,56px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(255,107,74,.16),rgba(63,224,208,.13));
  overflow:hidden;
}
.band__inner{
  max-width:var(--maxw);
  margin-inline:auto;
  padding:14px var(--gutter);
  display:flex;
  align-items:center;
  gap:24px;
  overflow-x:auto;
  white-space:nowrap;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--text-primary);
  scrollbar-width:thin;
}
.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding-block:18px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--text-muted);
}
.breadcrumbs__link{
  color:var(--text-muted);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.breadcrumbs__link:hover{color:var(--cyan-glow);border-color:var(--cyan-glow)}
.breadcrumbs__sep{color:var(--blueprint-600)}
.breadcrumbs__current{color:var(--text-primary)}
.prose{
  max-width:72ch;
  font-size:16px;
  line-height:1.85;
  color:#cddde4;
}
.prose h2,.prose h3,.prose h4{color:var(--text-primary);margin-top:1.8em}
.prose ul,.prose ol{list-style:revert;padding-left:1.25em;margin:0 0 1.2em}
.prose li{margin-bottom:.5em}
.prose a{color:var(--cyan-glow);text-decoration:underline;text-underline-offset:3px}
.prose blockquote{
  margin:1.6em 0;
  padding:14px 20px;
  border-left:3px solid var(--coral-flare);
  background:rgba(10,34,48,.8);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  font-size:15px;
  color:var(--text-primary);
}
.prose table{font-family:var(--font-mono);font-size:13px;margin:1.4em 0}
.prose th,.prose td{padding:10px 12px;border-bottom:1px solid var(--line-soft);text-align:left}
.prose th{color:var(--cyan-glow);letter-spacing:.1em;font-weight:600}
.panel--paper .prose{color:#2a3a42}
.panel--paper .prose h2,.panel--paper .prose h3,.panel--paper .prose h4{color:var(--ink-on-paper)}
.panel--paper .prose a{color:#0e6f6a}
.media{
  position:relative;
  display:block;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  background:linear-gradient(150deg,var(--abyss-800),#061620);
  isolation:isolate;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background-image:
    linear-gradient(rgba(28,75,94,.35) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,75,94,.35) 1px,transparent 1px);
  background-size:36px 36px;
  opacity:.45;
  pointer-events:none;
}
.media > img,
.media > picture > img{width:100%;height:100%;object-fit:cover}
.media--wide{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--square{aspect-ratio:1/1}
.media__caption{
  position:absolute;
  left:0;right:0;bottom:0;
  z-index:2;
  margin:0;
  padding:12px 14px 10px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--text-muted);
  background:linear-gradient(0deg,rgba(4,18,28,.94),rgba(4,18,28,0));
}

/* ---------- reveal motion ---------- */
[data-reveal]{transition:opacity .48s var(--ease),transform .48s var(--ease);transition-delay:var(--reveal-delay,0ms)}
html[data-reveal-ready] [data-reveal]{opacity:0;transform:translateY(16px)}
html[data-reveal-ready] [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .site-footer__grid{grid-template-columns:minmax(0,1.4fr) minmax(0,.9fr) minmax(0,1.2fr)}
  .site-footer__contact{grid-column:1 / -1}
}
@media (max-width:1080px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:960px){
  .nav-toggle{display:inline-flex}
  .site-header__inner{padding:8px 10px}
  .site-nav{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    margin-left:0;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:12px;
    padding:14px;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    background:rgba(7,26,38,.98);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    box-shadow:0 32px 64px -34px #000;
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .22s var(--ease),transform .26s var(--ease),visibility .22s var(--ease);
  }
  .site-nav[data-open]{opacity:1;visibility:visible;transform:translateY(0)}
  .site-nav__list{
    flex-wrap:nowrap;
    gap:6px;
    overflow-x:auto;
    padding-bottom:4px;
    scrollbar-width:thin;
    scrollbar-color:var(--blueprint-600) transparent;
  }
  .site-nav__link{
    padding:10px 16px;
    background:rgba(28,75,94,.3);
    color:var(--text-primary);
    font-size:14px;
  }
  .site-nav__link::after{display:none}
  .site-nav__link[aria-current="page"]{background:var(--cyan-glow);color:var(--abyss-950)}
  .site-nav__cta{justify-content:center;padding:13px 18px;font-size:15px}
  .grid--2,.grid--split{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:860px){
  .site-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-footer__brand{grid-column:1 / -1}
  .site-footer__contact{grid-column:1 / -1}
}
@media (max-width:720px){
  :root{--gutter:18px}
  .grid--3{grid-template-columns:minmax(0,1fr)}
  .bars__row{grid-template-columns:minmax(64px,96px) minmax(0,1fr) 52px;gap:10px}
  .brand__sub{display:none}
  .brand__name{font-size:18px}
  .brand__mark{width:34px;height:34px;font-size:17px;border-radius:10px}
  .site-footer__bottom{flex-direction:column;align-items:flex-start;gap:6px}
  .contact-list__row{grid-template-columns:52px minmax(0,1fr)}
}
@media (max-width:480px){
  .site-footer__grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .nav-toggle{padding:9px 12px;font-size:11px;letter-spacing:.1em}
  .section{padding-block:32px}
}
@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;
  }
  html[data-reveal-ready] [data-reveal]{opacity:1;transform:none}
  .site-nav__link:hover::after{transform:none}
}