*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}

:root{
  --ink:#06120F;
  --frame:#0B1D18;
  --panel:#123128;
  --line:#1B4739;
  --lime:#C8FF3D;
  --lime-soft:#E4FF9B;
  --orange:#FF8A2B;
  --orange-soft:#FFC07A;
  --paper:#EAF2EC;
  --muted:#9DB3A8;
  --cyan:#3FE0C0;
  --rail-w:236px;
  --rail-offset:14px;
  --rail-total:264px;
  --r-lg:26px;
  --r-md:18px;
  --r-sm:12px;
  --dur:220ms;
  --ease:cubic-bezier(.2,.7,.3,1);
  --shadow-1:0 12px 30px rgba(0,0,0,.35);
  --shadow-2:0 20px 48px rgba(0,0,0,.5);
  --font-head:"Barlow Condensed","Oswald","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"JetBrains Mono","SFMono-Regular",ui-monospace,Consolas,"Liberation Mono",monospace;
}

body{
  min-height:100vh;
  color:var(--paper);
  background:
    radial-gradient(1100px 560px at 82% -8%, rgba(63,224,192,.075), transparent 62%),
    radial-gradient(900px 520px at 4% 104%, rgba(255,138,43,.07), transparent 60%),
    var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-wrap:pretty;
}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:300;letter-spacing:-.02em;line-height:1.08;color:var(--paper)}
h1{font-size:clamp(44px,8vw,104px)}
h2{font-size:clamp(30px,4vw,48px);line-height:1.14}
h3{font-size:clamp(22px,2.4vw,28px);line-height:1.24}
h4{font-size:clamp(17px,1.8vw,20px);line-height:1.4;letter-spacing:.01em}
p{max-width:70ch}
strong{color:var(--lime-soft);font-weight:600}

/* ---------- utilities ---------- */
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.label{font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--lime)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-num);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--lime)}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--lime)}
.lead{max-width:62ch;font-size:clamp(15px,1.5vw,18px);line-height:1.95;color:#C9DBD1}
.divider{height:1px;border:0;background:linear-gradient(90deg,var(--line),rgba(27,71,57,0));margin-block:clamp(24px,4vw,44px)}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:12px;left:12px;z-index:200;
  padding:12px 22px;border-radius:999px;
  background:var(--lime);color:#06120F;
  font-size:14px;font-weight:700;letter-spacing:.04em;
  transform:translateY(-180%);
  transition:transform var(--dur) var(--ease);
}
.skip-link:focus-visible{transform:translateY(0);outline-offset:4px}

/* ---------- frame header : mobile base ---------- */
.site-frame{
  position:sticky;top:0;z-index:70;
  padding:12px 16px 10px;
  background:rgba(9,24,19,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.frame-head{display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  display:grid;place-items:center;flex:0 0 auto;
  width:38px;height:38px;border-radius:12px;
  background:var(--lime);color:#06120F;
  font-family:var(--font-num);font-weight:700;font-size:18px;line-height:1;
  box-shadow:0 0 0 4px rgba(200,255,61,.09);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-name{font-family:var(--font-head);font-size:20px;letter-spacing:.07em;color:var(--paper)}
.brand-sub{font-family:var(--font-num);font-size:10px;letter-spacing:.2em;color:var(--muted)}

.nav-toggle{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 15px;border-radius:999px;
  border:1px solid var(--line);color:var(--paper);
  font-size:12px;letter-spacing:.16em;
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime);background:rgba(200,255,61,.07)}
.nav-toggle-bars{position:relative;display:block;width:16px;height:2px;border-radius:2px;background:currentColor;transition:background var(--dur) var(--ease)}
.nav-toggle-bars::before,.nav-toggle-bars::after{content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:currentColor;transition:transform var(--dur) var(--ease)}
.nav-toggle-bars::before{top:-5px}
.nav-toggle-bars::after{top:5px}
.site-frame[data-open] .nav-toggle{border-color:var(--lime);color:var(--lime)}
.site-frame[data-open] .nav-toggle-bars{background:transparent}
.site-frame[data-open] .nav-toggle-bars::before{transform:translateY(5px) rotate(45deg)}
.site-frame[data-open] .nav-toggle-bars::after{transform:translateY(-5px) rotate(-45deg)}

.frame-status{display:flex;gap:16px;margin-top:11px;overflow-x:auto;scrollbar-width:none}
.frame-status::-webkit-scrollbar{display:none}
.status-item{display:flex;align-items:baseline;gap:7px;white-space:nowrap}
.status-item+.status-item{display:none}
.status-key{font-family:var(--font-num);font-size:10px;letter-spacing:.16em;color:var(--muted)}
.status-val{font-size:12px;letter-spacing:.04em;color:var(--lime)}

.frame-nav{display:none;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.site-frame[data-open] .frame-nav{display:flex;flex-direction:column}
.nav-list{display:grid;gap:4px}
.nav-link{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:14px;
  color:var(--paper);font-size:15px;line-height:1.4;
  border:1px solid transparent;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav-idx{font-size:11px;color:var(--muted);letter-spacing:.1em;transition:color var(--dur) var(--ease)}
.nav-text{letter-spacing:.04em}
.nav-link:hover{background:rgba(200,255,61,.09);border-color:rgba(200,255,61,.28)}
.nav-link:hover .nav-idx{color:var(--lime)}
.nav-link[aria-current="page"]{background:var(--lime);border-color:var(--lime);color:#06120F;font-weight:600}
.nav-link[aria-current="page"] .nav-idx{color:#06120F}
.nav-foot{margin-top:14px;padding-top:12px;border-top:1px dashed rgba(27,71,57,.9);font-family:var(--font-num);font-size:10px;letter-spacing:.18em;color:var(--muted)}
.nav-cta{
  margin-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 16px;border-radius:999px;
  background:rgba(255,138,43,.12);border:1px solid rgba(255,138,43,.38);
  color:var(--orange-soft);font-size:13px;letter-spacing:.05em;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.nav-cta:hover{background:var(--orange);color:#06120F;transform:translateY(-2px)}

/* ---------- main content shell ---------- */
#main-content{
  display:block;
  width:100%;max-width:1320px;margin-inline:auto;
  padding:clamp(22px,3.4vw,44px) clamp(16px,3.6vw,52px) 0;
}
#main-content:focus{outline:none}

/* ---------- shared layout ---------- */
.section{margin-block:clamp(40px,6vw,84px)}
.section--tight{margin-block:clamp(26px,3.5vw,48px)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:clamp(18px,2.4vw,30px)}
.grid{display:grid;gap:clamp(16px,2.2vw,28px)}
.grid--2,.grid--3,.grid--asym{grid-template-columns:minmax(0,1fr)}
@media (min-width:720px){
  .grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (min-width:1024px){
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid--asym{grid-template-columns:minmax(0,1fr) minmax(0,2.4fr)}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 24px;border-radius:999px;
  border:1px solid transparent;
  font-size:14px;line-height:1;letter-spacing:.06em;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.btn .num{font-size:13px}
.btn--primary{background:var(--lime);color:#06120F;font-weight:700}
.btn--primary:hover{background:var(--lime-soft);transform:translateY(-2px);box-shadow:0 12px 26px rgba(200,255,61,.22)}
.btn--ghost{border-color:var(--line);color:var(--paper)}
.btn--ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn--time{background:rgba(255,138,43,.14);border-color:rgba(255,138,43,.42);color:var(--orange-soft)}
.btn--time:hover{background:var(--orange);color:#06120F;transform:translateY(-2px)}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:999px;
  font-family:var(--font-num);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  background:rgba(200,255,61,.1);border:1px solid rgba(200,255,61,.32);color:var(--lime);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.tag--time{background:rgba(255,138,43,.12);border-color:rgba(255,138,43,.4);color:var(--orange-soft)}
.tag--data{background:rgba(63,224,192,.1);border-color:rgba(63,224,192,.35);color:var(--cyan)}
.tag--muted{background:rgba(157,179,168,.08);border-color:rgba(157,179,168,.3);color:var(--muted)}

/* ---------- breadcrumbs ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--font-num);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.crumbs li{display:inline-flex;align-items:center;gap:8px}
.crumbs li+li::before{content:"/";color:var(--line)}
.crumbs a{color:var(--muted);transition:color var(--dur) var(--ease)}
.crumbs a:hover{color:var(--lime)}
.crumbs [aria-current="page"]{color:var(--paper)}

/* ---------- panels & cards ---------- */
.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(18px,2.4vw,30px);
}
.panel--flat{background:rgba(18,49,40,.5)}
.card{
  position:relative;display:block;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(18px,2.2vw,26px);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.card:hover,.card:focus-visible{transform:translateY(-4px);border-color:rgba(200,255,61,.45);background:#143A2F;box-shadow:var(--shadow-2)}

/* ---------- media ---------- */
.media{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(150deg,#123128,#0B1D18 55%,#0A2019);
  aspect-ratio:16/10;
}
.media img{width:100%;height:100%;object-fit:cover}
.media::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(6,18,15,0) 42%,rgba(6,18,15,.86))}
.media--plain::after{display:none}
.media--wide{aspect-ratio:21/9}
.media--tall{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media .tag{position:absolute;top:12px;left:12px;z-index:2}
.media .tag:hover{background:var(--lime);color:#06120F}
.media-cap{display:flex;justify-content:space-between;gap:10px;margin-top:10px;font-family:var(--font-num);font-size:11px;letter-spacing:.08em;color:var(--muted)}

/* ---------- stats ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat-num{font-family:var(--font-num);font-size:clamp(40px,7vw,72px);line-height:.92;letter-spacing:-.02em;color:var(--lime)}
.stat-num--orange{color:var(--orange)}
.stat-num--cyan{color:var(--cyan)}
.stat-num--outline{color:transparent;-webkit-text-stroke:1px rgba(234,242,236,.35)}
.stat-key{font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}

/* ---------- tabs ---------- */
.tabs{width:100%}
.tablist{
  display:flex;flex-wrap:wrap;gap:8px;
  width:fit-content;max-width:100%;padding:6px;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(11,29,24,.7);
  overflow-x:auto;scrollbar-width:none;
}
.tablist::-webkit-scrollbar{display:none}
.tab{
  padding:9px 18px;border-radius:999px;white-space:nowrap;
  font-family:var(--font-num);font-size:12px;letter-spacing:.14em;
  color:var(--muted);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.tab:hover{background:rgba(200,255,61,.09);color:var(--paper)}
.tab[aria-selected="true"]{background:var(--lime);color:#06120F;font-weight:700}
.tabpanel{margin-top:clamp(16px,2.4vw,28px)}
.tabpanel[hidden]{display:none!important}

/* ---------- scroll progress ---------- */
.scroll-progress{
  position:fixed;left:0;bottom:0;top:auto;
  width:100%;height:3px;z-index:55;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--lime),var(--cyan) 55%,var(--orange));
  pointer-events:none;
}

/* ---------- footer ---------- */
.site-foot{
  margin-top:clamp(56px,9vw,110px);
  padding:clamp(32px,5vw,60px) clamp(18px,4vw,52px) 22px;
  background:linear-gradient(180deg,#0A1A15,#0B1D18 45%,#06120F);
  border-top:1px solid var(--line);
  border-radius:var(--r-lg) var(--r-lg) 0 0;
}
.foot-grid{display:grid;gap:clamp(24px,3vw,40px);grid-template-columns:minmax(0,1fr)}
.foot-name{font-family:var(--font-head);font-size:26px;letter-spacing:.05em;color:var(--paper)}
.foot-desc{margin-top:8px;max-width:32ch;font-size:14px;line-height:1.85;color:var(--muted)}
.foot-icp{display:flex;align-items:center;gap:10px;margin-top:16px;font-family:var(--font-num);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.foot-heading{margin-bottom:12px;font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--lime)}
.foot-list{display:grid;gap:8px}
.foot-link{
  display:inline-block;font-size:14px;color:var(--paper);
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.foot-link:hover{color:var(--lime);border-bottom-color:var(--lime)}
.foot-small{margin-top:6px;font-size:13px;line-height:1.8;color:var(--muted)}
.foot-mail{font-family:var(--font-num);font-size:13px;color:var(--paper);word-break:break-all}
.foot-legal{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:clamp(28px,4vw,48px);padding-top:18px;
  border-top:1px solid rgba(27,71,57,.8);
  font-family:var(--font-num);font-size:12px;letter-spacing:.06em;color:var(--muted);
}

@media (min-width:760px){
  .foot-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}
  .foot-contact{grid-column:1/-1}
}

/* ---------- desktop frame rail ---------- */
@media (min-width:1024px){
  body{padding-left:var(--rail-total)}
  .site-frame{
    position:fixed;top:var(--rail-offset);left:var(--rail-offset);bottom:var(--rail-offset);
    width:var(--rail-w);
    display:flex;flex-direction:column;gap:18px;
    padding:20px 16px 16px;
    border:1px solid var(--line);border-radius:var(--r-lg);
    background:linear-gradient(180deg,#0B1D18,#091814 55%,#06120F);
    box-shadow:var(--shadow-2);
    overflow-y:auto;scrollbar-width:thin;
    backdrop-filter:none;
  }
  .nav-toggle{display:none}
  .brand-mark{width:44px;height:44px;font-size:20px;border-radius:14px}
  .brand-name{font-size:22px}
  .frame-status{flex-direction:column;gap:0;margin-top:0;overflow:visible}
  .status-item{display:flex;justify-content:space-between;gap:10px;padding:9px 2px;border-bottom:1px dashed rgba(27,71,57,.85)}
  .status-item+.status-item{display:flex}
  .frame-nav{display:flex;flex-direction:column;flex:1;margin-top:0;padding-top:0;border-top:0}
  .nav-link{padding:10px 12px;border-radius:999px}
  .nav-cta{margin-top:auto}
  .scroll-progress{left:var(--rail-total);width:calc(100% - var(--rail-total));top:0;bottom:auto}
  .site-foot{margin-left:0}
  .foot-grid{grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr) minmax(0,1.1fr);max-width:1240px;margin-inline:auto}
  .foot-contact{grid-column:auto}
  .foot-bottom{max-width:1240px;margin-inline:auto}
}

@media (min-width:1280px){
  :root{--rail-w:252px;--rail-total:280px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
  .card:hover,.card:focus-visible,.btn:hover,.nav-cta:hover{transform:none}
}