:root{
  --ink:#070A0F;
  --void:#171128;
  --slate:#111827;
  --pulse:#35D6FF;
  --neon:#B8FF3D;
  --amber:#FFB23E;
  --signal:#FFD84D;
  --alert:#FF4D5E;
  --ice:#EAF2FF;
  --mist:#9FB0C8;
  --line:#2A3B57;
  --radius-lg:26px;
  --radius-md:16px;
  --radius-pill:999px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-card:0 26px 60px -34px rgba(0,0,0,.95);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--ink);
  background-image:
    radial-gradient(58vw 46vh at 82% -8%,rgba(53,214,255,.11),transparent 68%),
    radial-gradient(42vw 38vh at 4% 6%,rgba(184,255,61,.06),transparent 72%),
    radial-gradient(50vw 40vh at 50% 108%,rgba(120,80,255,.10),transparent 70%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  color:var(--ice);
  font-family:var(--font-sans);
  font-size:15px;
  line-height:1.62;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.12;color:#fff}
:focus-visible{outline:2px solid var(--pulse);outline-offset:3px;border-radius:6px}
::selection{background:rgba(184,255,61,.28);color:#fff}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.shell{width:100%;max-width:1240px;margin-inline:auto;padding-inline:clamp(18px,4vw,40px)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.site-main{padding-block:clamp(26px,4.5vw,56px);min-height:40vh}
.section{padding-block:clamp(34px,5vw,64px)}
.section__head{max-width:62ch;margin-bottom:clamp(18px,2.6vw,30px)}
.section__title{font-size:clamp(24px,3.4vw,38px);text-wrap:balance}
.section__lead{margin-top:12px;color:var(--mist);font-size:15px;line-height:1.66;max-width:60ch}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;margin:0 0 14px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--pulse);
}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--pulse),var(--neon))}
.skip-link{
  position:absolute;left:50%;top:0;transform:translate(-50%,-140%);
  z-index:200;padding:10px 20px;border-radius:0 0 var(--radius-md) var(--radius-md);
  background:var(--neon);color:#08130A;font-weight:700;font-size:13px;
  transition:transform .18s var(--ease);
}
.skip-link:focus-visible{transform:translate(-50%,0);outline-offset:-3px}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:linear-gradient(180deg,rgba(7,10,15,.97),rgba(7,10,15,.9));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(1.2);
  -webkit-backdrop-filter:blur(16px) saturate(1.2);
}
.signal-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:5px clamp(18px,4vw,40px);
  background:linear-gradient(90deg,rgba(23,17,40,.95),rgba(9,13,22,.7) 55%,rgba(23,17,40,.5));
  border-bottom:1px solid rgba(42,59,87,.5);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
}
.signal-bar__label{display:inline-flex;align-items:center;gap:8px;margin:0;color:var(--ice)}
.signal-bar__dot{
  width:7px;height:7px;border-radius:50%;background:var(--neon);
  box-shadow:0 0 0 0 rgba(184,255,61,.6);animation:pulse-dot 2.4s var(--ease) infinite;
}
.signal-bar__meta{margin:0;color:var(--mist);letter-spacing:.1em}
@keyframes pulse-dot{
  0%{box-shadow:0 0 0 0 rgba(184,255,61,.55)}
  70%{box-shadow:0 0 0 9px rgba(184,255,61,0)}
  100%{box-shadow:0 0 0 0 rgba(184,255,61,0)}
}
.masthead{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;
  padding-block:15px;
}
.masthead__aside{display:flex;align-items:center;gap:12px;min-width:0}
.masthead__aside--start{justify-content:flex-start}
.masthead__aside--end{justify-content:flex-end}
.masthead__status{
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--mist);padding-left:12px;border-left:2px solid var(--neon);
}
.masthead__brand{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center}
.brand-line{display:inline-flex;align-items:center;gap:10px}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  padding:2px 9px;border-radius:9px;
  background:linear-gradient(135deg,var(--neon),#8CE02A);
  color:#07130A;font-family:var(--font-mono);font-weight:700;font-size:13px;letter-spacing:.03em;
  box-shadow:0 0 24px -8px rgba(184,255,61,.85);
}
.brand-name{font-size:clamp(21px,2.7vw,32px);font-weight:800;letter-spacing:-.03em;color:#fff}
.brand-sub{
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--mist);
}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.03em;
  border:1px solid transparent;transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.chip--ghost{border-color:rgba(184,255,61,.42);color:var(--neon);background:rgba(184,255,61,.07)}
.chip--ghost:hover{background:rgba(184,255,61,.16);border-color:var(--neon);transform:translateY(-1px)}
.nav-toggle{
  display:none;align-items:center;gap:8px;
  padding:8px 14px;border-radius:var(--radius-pill);
  border:1px solid var(--line);color:var(--ice);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--pulse);background:rgba(53,214,255,.1)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:16px}
.nav-toggle__bars span{display:block;height:2px;width:100%;border-radius:2px;background:currentColor;transition:transform .22s var(--ease),opacity .18s linear}
.nav-toggle[aria-expanded="true"]{border-color:var(--neon);color:var(--neon)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(6px) 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(-6px) rotate(-45deg)}
.primary-nav{border-top:1px solid rgba(42,59,87,.5);position:relative}
.primary-nav__list{
  counter-reset:nav 0;
  display:flex;justify-content:center;align-items:stretch;flex-wrap:wrap;
  gap:clamp(2px,1.6vw,26px);
}
.primary-nav__link{
  counter-increment:nav 1;
  position:relative;display:inline-flex;align-items:baseline;gap:7px;
  padding:13px 6px;font-size:14px;font-weight:500;color:var(--mist);
  transition:color .2s var(--ease);
}
.primary-nav__link::before{
  content:counter(nav,decimal-leading-zero);
  font-family:var(--font-mono);font-size:9.5px;letter-spacing:.08em;color:rgba(159,176,200,.45);
  transition:color .2s var(--ease);
}
.primary-nav__link::after{
  content:"";position:absolute;left:6px;right:6px;bottom:6px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--neon),var(--pulse));
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.primary-nav__link:hover{color:var(--ice)}
.primary-nav__link:hover::before{color:var(--pulse)}
.primary-nav__link:hover::after{transform:scaleX(.55)}
.primary-nav__link[aria-current="page"]{color:#fff;font-weight:700}
.primary-nav__link[aria-current="page"]::before{color:var(--neon)}
.primary-nav__link[aria-current="page"]::after{transform:scaleX(1)}
.scroll-meter{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:rgba(42,59,87,.35);overflow:hidden}
.scroll-meter__bar{display:block;width:0;height:100%;background:linear-gradient(90deg,var(--neon),var(--pulse) 60%,#A46BFF);transition:width .1s linear}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:700;letter-spacing:.02em;border:1px solid transparent;text-align:center;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--neon);color:#08130A;box-shadow:0 18px 40px -24px rgba(184,255,61,.95)}
.btn--primary:hover{background:#C9FF6A}
.btn--ghost{background:transparent;color:var(--ice);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--pulse);color:#fff;background:rgba(53,214,255,.09)}
.btn--pulse{background:linear-gradient(120deg,var(--pulse),#5B8CFF 58%,#A46BFF);color:#04121A}
.btn--pulse:hover{filter:brightness(1.07)}
.btn--sm{padding:9px 16px;font-size:12.5px}
/* ---------- breadcrumb ---------- */
.breadcrumb{margin-bottom:clamp(16px,2.4vw,26px)}
.breadcrumb__list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.breadcrumb__item{display:inline-flex;align-items:center;gap:8px;color:var(--mist)}
.breadcrumb__item:not(:last-child)::after{content:"/";color:var(--line)}
.breadcrumb__link{color:var(--mist);transition:color .18s var(--ease)}
.breadcrumb__link:hover{color:var(--pulse)}
.breadcrumb__item[aria-current="page"]{color:var(--ice)}
/* ---------- grid ---------- */
.grid{display:grid;gap:clamp(14px,2.2vw,24px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--board{grid-template-columns:repeat(12,minmax(0,1fr))}
.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-12{grid-column:span 12}
/* ---------- cards & data ---------- */
.card{
  position:relative;padding:clamp(18px,2.8vw,28px);
  background:var(--slate);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}
.card--violet{background:linear-gradient(158deg,#1D1533,#130E22 62%,#0E0A18)}
.card--glow{box-shadow:inset 0 0 0 1px rgba(53,214,255,.26),0 30px 70px -40px rgba(53,214,255,.5)}
.card__title{font-size:19px;letter-spacing:-.01em;margin-bottom:8px}
.card__meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mist);margin-bottom:12px}
.stat{display:flex;flex-direction:column;gap:6px}
.stat__value{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-size:clamp(25px,3.2vw,36px);font-weight:600;line-height:1;letter-spacing:-.02em;color:#fff}
.stat__label{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--mist)}
.tag{
  display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
  padding:3px 10px;border-radius:var(--radius-pill);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;border:1px solid transparent;
}
.tag--up{background:rgba(184,255,61,.13);color:#CBFF74;border-color:rgba(184,255,61,.4)}
.tag--mid{background:rgba(255,216,77,.13);color:#FFE58A;border-color:rgba(255,216,77,.4)}
.tag--down{background:rgba(255,77,94,.14);color:#FF919C;border-color:rgba(255,77,94,.42)}
.tag--draw{background:rgba(255,178,62,.16);color:#FFC776;border-color:rgba(255,178,62,.46)}
.tag--pulse{background:rgba(53,214,255,.13);color:#8AE8FF;border-color:rgba(53,214,255,.4)}
.pill{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--radius-pill);
  background:rgba(53,214,255,.09);border:1px solid rgba(53,214,255,.3);color:#9BEBFF;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;
}
/* ---------- filter protocol ---------- */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin-bottom:clamp(16px,2.4vw,26px)}
.filter-btn{
  padding:8px 16px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:rgba(17,24,39,.7);color:var(--mist);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.filter-btn:hover{color:var(--ice);border-color:var(--pulse);transform:translateY(-1px)}
.filter-btn[aria-pressed="true"]{background:var(--neon);border-color:var(--neon);color:#08130A;font-weight:700}
.filter-status{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mist);margin:0 0 0 auto}
.is-filtered-out{display:none!important}
/* ---------- media frames ---------- */
.media-frame{
  position:relative;display:block;width:100%;aspect-ratio:16/9;overflow:hidden;
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:linear-gradient(152deg,#16223A,#0C1120 58%,#1C1334);
  box-shadow:var(--shadow-card);isolation:isolate;
}
.media-frame>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;
  background:linear-gradient(158deg,rgba(53,214,255,.16),transparent 46%,rgba(184,255,61,.1));
  mix-blend-mode:screen;opacity:.85;
}
.media-frame--wide{aspect-ratio:16/9}
.media-frame--panorama{aspect-ratio:21/9}
.media-frame--square{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
/* ---------- prose ---------- */
.prose{max-width:72ch;color:#CBD8EB;font-size:15px;line-height:1.76}
.prose>*+*{margin-top:16px}
.prose h2{font-size:clamp(20px,2.6vw,26px);margin-top:34px;color:#fff}
.prose h3{font-size:17px;margin-top:24px;color:#fff}
.prose ul,.prose ol{list-style:disc;padding-left:1.25em;display:grid;gap:8px}
.prose ol{list-style:decimal}
.prose a{color:var(--pulse);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:#fff}
/* ---------- reveal ---------- */
.js [data-reveal]{opacity:0;transform:translateY(16px);transition:opacity .36s var(--ease),transform .36s var(--ease)}
.js [data-reveal].is-visible{opacity:1;transform:none}
/* ---------- footer ---------- */
.site-footer{
  position:relative;overflow:hidden;margin-top:clamp(46px,7vw,92px);
  background:linear-gradient(180deg,#090C14,#151026 58%,#0D0918);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--neon),var(--pulse) 42%,#A46BFF 74%,transparent);
}
.footer-grid{
  position:relative;display:grid;grid-template-columns:1.35fr .85fr 1.15fr;
  gap:clamp(22px,4vw,52px);padding-block:clamp(34px,5vw,58px) clamp(24px,3.6vw,40px);
}
.footer-mark{
  position:absolute;right:-6px;bottom:-24px;z-index:0;pointer-events:none;
  font-family:var(--font-mono);font-weight:700;font-size:clamp(80px,15vw,170px);line-height:.8;
  letter-spacing:-.06em;color:rgba(184,255,61,.07);
}
.footer-brand{position:relative;z-index:1}
.footer-brand__name{font-size:clamp(21px,2.6vw,27px);font-weight:800;letter-spacing:-.02em;color:#fff}
.footer-brand__summary{margin-top:10px;max-width:34ch;color:var(--mist);font-size:14px;line-height:1.68}
.footer-status{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  padding:6px 13px;border-radius:var(--radius-pill);
  border:1px solid rgba(53,214,255,.32);background:rgba(53,214,255,.07);
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#9BEBFF;
}
.footer-status__dot{width:6px;height:6px;border-radius:50%;background:var(--pulse);box-shadow:0 0 10px var(--pulse)}
.footer-col__title{
  font-family:var(--font-mono);font-size:10.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;
  color:var(--mist);margin:0 0 14px;padding-bottom:10px;border-bottom:1px solid rgba(42,59,87,.7);
}
.footer-nav{display:grid;gap:9px}
.footer-link{display:inline-block;width:fit-content;font-size:14px;color:#C6D3E6;transition:color .18s var(--ease),transform .18s var(--ease)}
.footer-link:hover{color:var(--neon);transform:translateX(3px)}
.footer-link[aria-current="page"]{color:var(--neon);font-weight:700}
.footer-contact{display:grid;gap:11px}
.footer-contact__item{display:grid;grid-template-columns:44px 1fr;gap:10px;align-items:baseline}
.footer-contact__label{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(159,176,200,.75)}
.footer-contact__value{font-size:13.5px;line-height:1.55;color:#DCE7F7;word-break:break-word}
.footer-note{margin-top:16px;padding-left:12px;border-left:2px solid rgba(255,178,62,.6);font-size:12.5px;line-height:1.62;color:var(--mist)}
.footer-bottom{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding-block:18px;border-top:1px solid rgba(42,59,87,.75);
}
.footer-legal{display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px}
.footer-legal__link{font-size:12.5px;color:var(--mist);transition:color .18s var(--ease)}
.footer-legal__link:hover{color:var(--pulse)}
.footer-legal__link[aria-current="page"]{color:var(--neon)}
.footer-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:rgba(159,176,200,.8)}
.footer-icp{color:rgba(159,176,200,.9)}
.footer-copy{color:rgba(159,176,200,.7)}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:clamp(22px,4vw,40px)}
  .footer-brand{grid-column:1/-1}
  .footer-mark{font-size:clamp(72px,18vw,140px);opacity:.8}
}
@media (max-width:880px){
  .signal-bar{justify-content:center;font-size:10px;letter-spacing:.12em}
  .signal-bar__meta{display:none}
  .masthead{grid-template-columns:1fr auto;gap:10px;padding-block:13px}
  .masthead__aside--start{display:none}
  .masthead__brand{align-items:flex-start;text-align:left}
  .brand-sub{display:none}
  .nav-toggle{display:inline-flex}
  .primary-nav{
    position:absolute;left:0;right:0;top:100%;z-index:80;
    background:linear-gradient(180deg,#181129,#0A0714 90%);
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    box-shadow:0 30px 60px -24px rgba(0,0,0,.95);
    max-height:calc(100vh - 96px);overflow:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s linear;
  }
  .site-header[data-open="true"] .primary-nav{opacity:1;visibility:visible;transform:none}
  .primary-nav__list{flex-direction:column;gap:0;padding-block:6px}
  .primary-nav__list li{border-bottom:1px solid rgba(42,59,87,.45)}
  .primary-nav__list li:last-child{border-bottom:0}
  .primary-nav__link{display:flex;width:100%;padding:14px 4px;font-size:16px}
  .primary-nav__link::after{display:none}
  .primary-nav__link[aria-current="page"]{color:var(--neon)}
  body.nav-open{overflow:hidden}
  .grid--2,.grid--3{grid-template-columns:1fr}
  .grid--board{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-4,.span-5,.span-6,.span-7,.span-8{grid-column:span 6}
  .span-12{grid-column:span 6}
  .filter-status{margin-left:0;width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand,.footer-col{grid-column:1/-1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:600px){
  .masthead__aside--end .chip{display:none}
  .brand-name{font-size:20px}
  .brand-mark{font-size:12px;padding:2px 7px}
  .card{border-radius:var(--radius-md)}
  .media-frame{border-radius:var(--radius-md)}
  .footer-mark{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .js [data-reveal]{opacity:1;transform:none}
  .btn:hover,.chip--ghost:hover,.filter-btn:hover,.footer-link:hover{transform:none}
}