/* =========================================================
   TOKENVERO — brand site
   design tokens follow the deck / whitepaper system
   ========================================================= */
:root{
  --navy:#051C2C;
  --navy-2:#0A2438;
  --navy-3:#0E2C43;
  --ink:#1B2C39;
  --gray:#5D6C78;
  --lgray:#8B98A2;
  --rule:#D3DADF;
  --panel:#F2F5F7;
  --panel-2:#E8EEF2;
  --blue:#2251FF;
  --blue-d:#1B41D6;
  --cyan:#00A9F4;
  --white:#FFFFFF;
  --on-dark:#E7EEF6;
  --on-dark-2:#A9B9C9;
  --on-dark-3:#7D8FA1;
  --ease:cubic-bezier(.22,.61,.36,1);
  --wrap:1160px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC","Hiragino Sans GB","Noto Sans SC",sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
html[data-lang="tc"]{ --font:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft JhengHei","PingFang TC","Noto Sans TC",sans-serif; }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.2}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}

/* ---------- type helpers ---------- */
.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gray);font-weight:700;margin-bottom:22px;
}
.eyebrow .num{
  color:var(--blue);font-variant-numeric:tabular-nums;
  border-right:1px solid var(--rule);padding-right:12px;letter-spacing:.08em;
}
.eyebrow-light{color:var(--on-dark-2)}
.eyebrow-light .num{color:#7FA6FF;border-color:rgba(255,255,255,.18)}
.eyebrow .dot{width:6px;height:6px;background:var(--blue);border-radius:50%}
h2{font-size:clamp(26px,3.3vw,40px);letter-spacing:-.02em}
.on-dark{color:var(--on-dark)}
.on-dark-2{color:var(--on-dark-2)!important}
.on-dark-3{color:var(--on-dark-3)!important}
.sec-sub{color:var(--gray);font-size:16.5px;max-width:64ch;margin-top:18px}
.fine{color:var(--lgray);font-size:12.5px;line-height:1.7;margin-top:22px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:2px;white-space:nowrap;
  font-size:14.5px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s;
  will-change:transform;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d)}
.btn-ghost{color:var(--on-dark);border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-line{border-color:var(--rule);color:var(--ink)}
.btn-line:hover{border-color:var(--navy);background:var(--navy);color:#fff}
.btn-sm{height:38px;padding:0 18px;font-size:13px}

/* =========================================================
   header
   ========================================================= */
.site-head{
  position:fixed;inset:0 0 auto 0;z-index:60;
  transition:background .3s var(--ease),box-shadow .3s var(--ease),height .3s var(--ease);
  background:linear-gradient(180deg,rgba(5,28,44,.9),rgba(5,28,44,0));
}
.head-inner{display:flex;align-items:center;gap:26px;height:86px;transition:height .3s var(--ease)}
.head-inner>*{flex-shrink:0}
.brand{flex-shrink:1}
.nav{flex-shrink:0}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand-logo{width:132px;height:auto}
.brand-sub{
  font-size:11.5px;letter-spacing:.04em;color:rgba(231,238,246,.6);
  border-left:1px solid rgba(255,255,255,.2);padding-left:14px;white-space:nowrap;
  min-width:0;overflow:hidden;text-overflow:ellipsis;flex-shrink:1;
}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{
  position:relative;font-size:14px;color:rgba(231,238,246,.82);padding:6px 0;letter-spacing:.02em;
  transition:color .2s;
}
.nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:currentColor;
  transition:right .25s var(--ease);
}
.nav a:hover{color:#fff}
.nav a:hover::after{right:0}
.head-right{display:flex;align-items:center;gap:16px}
.lang{display:flex;align-items:center;border:1px solid rgba(255,255,255,.22);border-radius:2px;overflow:hidden}
.lang-btn{
  padding:5px 10px;font-size:12px;color:rgba(231,238,246,.72);transition:.2s;letter-spacing:.02em;
}
.lang-btn+.lang-btn{border-left:1px solid rgba(255,255,255,.14)}
.lang-btn.is-on{background:rgba(255,255,255,.92);color:var(--navy)}
.lang-btn:hover{color:#fff}
.lang-btn.is-on:hover{color:var(--navy)}
.burger{display:none;width:40px;height:40px;position:relative}
.burger span,.burger span::before,.burger span::after{
  position:absolute;left:50%;width:18px;height:1.5px;background:#fff;transform:translateX(-50%);
  transition:.25s var(--ease);content:"";
}
.burger span{top:50%;margin-top:-.75px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* stuck state */
.site-head.is-stuck{background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);box-shadow:0 1px 0 rgba(5,28,44,.1)}
.site-head.is-stuck .head-inner{height:66px}
.site-head.is-stuck .brand-logo{content:url("../img/logo-dark.png")}
.site-head.is-stuck .brand-sub{color:var(--lgray);border-color:var(--rule)}
.site-head.is-stuck .nav a{color:var(--ink)}
.site-head.is-stuck .lang{border-color:var(--rule)}
.site-head.is-stuck .lang-btn{color:var(--gray)}
.site-head.is-stuck .lang-btn.is-on{background:var(--navy);color:#fff}
.site-head.is-stuck .lang-btn:hover{color:var(--navy)}
.site-head.is-stuck .burger span,
.site-head.is-stuck .burger span::before,
.site-head.is-stuck .burger span::after{background:var(--navy)}

/* =========================================================
   hero
   ========================================================= */
.hero{position:relative;min-height:min(88vh,860px);background:var(--navy);overflow:hidden;display:flex;align-items:center}
.hero-media{
  position:absolute;inset:0;
  background:url("../img/hero-network.jpg") right center/cover no-repeat;
  opacity:.95;transform:scale(1.02);
  animation:heroZoom 24s var(--ease) forwards;
}
@keyframes heroZoom{to{transform:scale(1.08)}}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(5,28,44,.97) 0%,rgba(5,28,44,.9) 38%,rgba(5,28,44,.42) 66%,rgba(5,28,44,.18) 100%),
    linear-gradient(180deg,rgba(5,28,44,.86) 0%,rgba(5,28,44,0) 34%,rgba(5,28,44,.55) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:120px;padding-bottom:88px}
.hero-copy{max-width:720px}
.hero-title span:empty{display:none}
.hero-title{
  font-size:clamp(34px,5.1vw,64px);line-height:1.14;letter-spacing:-.03em;color:#fff;
  margin:16px 0 0;
}
.hero-title span{display:block}
.hero-title span:nth-child(2){color:#fff}
.hero-title span:nth-child(3){color:#DCE6F2}
.hero-sub{
  margin-top:26px;max-width:52ch;color:rgba(231,238,246,.78);font-size:17px;line-height:1.85;
}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
.hero-chips li{
  font-size:12.5px;color:rgba(231,238,246,.8);letter-spacing:.02em;
  border:1px solid rgba(255,255,255,.16);padding:6px 12px;border-radius:2px;
  background:rgba(255,255,255,.03);
}
.hero-note{margin-top:26px;font-size:11.5px;color:rgba(231,238,246,.42);letter-spacing:.02em}
.hero-frame{
  position:absolute;left:28px;right:28px;bottom:26px;height:1px;background:rgba(255,255,255,.12);z-index:2;
}

/* =========================================================
   strip
   ========================================================= */
.strip{background:var(--white);border-bottom:1px solid var(--rule)}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.strip-item{padding:40px 30px 40px 0;border-right:1px solid var(--rule)}
.strip-item:last-child{border-right:0;padding-right:0}
.strip-item:not(:first-child){padding-left:30px}
.strip-item img{width:22px;height:22px;opacity:.9;margin-bottom:16px}
.strip-item h3{font-size:15.5px;margin-bottom:8px}
.strip-item p{font-size:13.5px;color:var(--gray);line-height:1.7}

/* =========================================================
   sections
   ========================================================= */
.sec{padding:112px 0;position:relative}
.sec-panel{background:var(--panel)}
.sec-dark{background:var(--navy);color:var(--on-dark)}
.sec-head{max-width:840px;margin-bottom:56px}
.sec-head-narrow{max-width:700px}

/* products */
.prod-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px}
.prod{
  padding:34px 0 30px;border-top:1px solid var(--rule);
  transition:border-color .3s var(--ease);
}
.prod:hover{border-color:var(--navy)}
.prod-ico{
  width:44px;height:44px;display:grid;place-items:center;border-radius:2px;
  background:var(--panel);margin-bottom:20px;
}
.prod h3{font-size:19px;margin-bottom:12px}
.prod p{color:var(--gray);font-size:15px;line-height:1.8;max-width:46ch}
.prod ul{margin-top:18px;display:grid;gap:7px}
.prod ul li{font-size:13.5px;color:var(--gray);padding-left:16px;position:relative}
.prod ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:1px;background:var(--blue)}

/* developers */
.dev-grid{display:grid;grid-template-columns:1.45fr 1fr;gap:28px;align-items:start}
.code-card{background:var(--navy);border-radius:3px;overflow:hidden;box-shadow:0 24px 60px -32px rgba(5,28,44,.5)}
.code-bar{display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.1);height:52px}
.tabs{display:flex;gap:4px}
.tab{padding:7px 12px;font-size:12.5px;color:rgba(231,238,246,.55);border-radius:2px;transition:.2s}
.tab.is-on{color:#fff;background:rgba(255,255,255,.1)}
.tab:hover{color:#fff}
.copy{font-size:11.5px;color:rgba(231,238,246,.5);letter-spacing:.08em;text-transform:uppercase}
.copy:hover{color:#fff}
.code{
  margin:0;padding:22px 20px 24px;overflow:auto;
  font-family:var(--mono);font-size:12.8px;line-height:1.85;color:#CFE0F0;
  background:transparent;
}
.code .k{color:#8FB6FF}
.code .s{color:#9FE3C4}
.code .n{color:#F2C98A}
.code .c{color:#63788C}
.code-resp{color:#BCD2E6}
.resp-card{background:var(--navy);border-radius:3px;padding:0 0 6px;overflow:hidden;box-shadow:0 24px 60px -32px rgba(5,28,44,.5)}
.resp-label{
  margin:0;padding:15px 20px;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(231,238,246,.5);border-bottom:1px solid rgba(255,255,255,.1);
}

/* console mock */
.dash{
  background:#fff;border:1px solid var(--rule);border-radius:4px;overflow:hidden;
  box-shadow:0 40px 90px -60px rgba(5,28,44,.55);
}
.dash-bar{
  display:flex;align-items:center;gap:14px;height:52px;padding:0 18px;
  border-bottom:1px solid var(--rule);background:var(--panel);
}
.dots{display:flex;gap:5px}
.dots i{width:7px;height:7px;border-radius:50%;background:#C9D3DB}
.dash-name{font-family:var(--mono);font-size:12px;color:var(--gray)}
.badge{
  margin-left:auto;font-size:11px;color:var(--gray);border:1px solid var(--rule);
  padding:3px 10px;border-radius:2px;background:#fff;letter-spacing:.06em;
}
.dash-body{padding:22px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.kpi{border:1px solid var(--rule);border-radius:2px;padding:16px 18px}
.kpi-k{display:block;font-size:12px;color:var(--lgray);letter-spacing:.04em}
.kpi-v{display:flex;align-items:baseline;gap:6px;font-size:27px;margin-top:8px;letter-spacing:-.02em;color:var(--navy)}
.kpi-v em{font-style:normal;font-size:12px;color:var(--lgray);font-weight:400}
.kpi-s{display:block;font-size:12px;color:var(--lgray);margin-top:4px}
.dash-row{display:grid;grid-template-columns:1.55fr 1fr;gap:14px;margin-top:14px}
.chart-card,.table-card{border:1px solid var(--rule);border-radius:2px;padding:16px 18px}
.card-cap{font-size:12px;color:var(--gray);letter-spacing:.02em}
.bars{display:flex;align-items:flex-end;gap:8px;height:150px;margin-top:18px}
.bars i{
  flex:1;height:var(--h);background:#BFD0EA;border-radius:1px 1px 0 0;
  transition:height .6s var(--ease);
}
.bars i.hot{background:var(--blue)}
.axis{height:1px;background:var(--rule);margin-top:2px}
.bill{margin-top:14px}
.bill li{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:11px 0;border-bottom:1px solid var(--rule);
}
.bill li:last-child{border-bottom:0}
.b-l b{display:block;font-size:12.5px;color:var(--ink);font-weight:600}
.b-l em{font-style:normal;font-size:11px;color:var(--lgray);font-family:var(--mono)}
.b-r{font-size:12.5px;color:var(--navy);font-weight:600;font-variant-numeric:tabular-nums}

/* architecture */
.arch-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.arch-fig{margin:0;position:relative;border:1px solid rgba(255,255,255,.09);background:rgba(255,255,255,.02)}
.arch-fig img{width:100%}
.glob-fig img{
  -webkit-mask-image:radial-gradient(ellipse 88% 88% at 50% 50%,#000 58%,rgba(0,0,0,0) 100%);
          mask-image:radial-gradient(ellipse 88% 88% at 50% 50%,#000 58%,rgba(0,0,0,0) 100%);
}
.layers{margin-top:44px;border-top:1px solid rgba(255,255,255,.12)}
.layers li{
  display:grid;grid-template-columns:52px 1fr auto;align-items:baseline;gap:18px;
  padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12);
  transition:padding-left .3s var(--ease);
}
.layers li:hover{padding-left:8px}
.ly-no{font-family:var(--mono);font-size:12px;color:#7FA6FF;letter-spacing:.06em}
.ly-main{display:flex;align-items:baseline;gap:12px}
.ly-main b{font-size:17px;color:#fff;font-weight:700}
.ly-main em{font-style:normal;font-size:10.5px;letter-spacing:.18em;color:rgba(231,238,246,.4)}
.ly-p{font-size:13.5px;color:var(--on-dark-2);text-align:right}

/* industries */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule)}
.ind{
  background:#fff;padding:26px 26px 24px;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.ind:hover{background:var(--panel)}
.ind img{width:22px;height:22px;margin-bottom:14px}
.ind h3{font-size:16.5px;margin-bottom:7px}
.ind p{font-size:13.5px;color:var(--gray);line-height:1.75;max-width:34em}

/* global */
.glob-grid{display:flex;flex-direction:column-reverse}
.glob-fig{margin:0;position:relative}
.glob-fig img{width:100%}
.legend{display:flex;flex-wrap:wrap;gap:28px;margin-bottom:26px}
.legend li{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--on-dark-2)}
.lg{width:9px;height:9px;display:inline-block}
.lg-1{background:#2251FF}
.lg-2{background:#7FA6FF}
.lg-3{background:#6B7C8C}

/* compliance */
.comp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0 56px}
.comp{padding:30px 0;border-top:1px solid var(--rule)}
.c-no{display:block;font-family:var(--mono);font-size:11.5px;color:var(--blue);letter-spacing:.08em;margin-bottom:12px}
.comp h3{font-size:16.5px;margin-bottom:10px}
.comp p{font-size:14px;color:var(--gray);line-height:1.8}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
.price{
  background:#fff;border:1px solid var(--rule);border-radius:3px;padding:34px 30px 30px;
  display:flex;flex-direction:column;
}
.price-hi{border-color:var(--navy);box-shadow:0 30px 70px -50px rgba(5,28,44,.7)}
.price h3{font-size:19px;margin-bottom:8px}
.price-p{font-size:13.5px;color:var(--gray);margin-bottom:22px;min-height:44px}
.price ul{display:grid;gap:10px;margin-bottom:30px}
.price ul li{font-size:13.5px;color:var(--ink);padding-left:16px;position:relative}
.price ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:1px;background:var(--blue)}
.price .btn{margin-top:auto;width:100%}

/* faq */
.faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.faq{border-top:1px solid var(--rule)}
.qa{border-bottom:1px solid var(--rule)}
.qa summary{
  list-style:none;cursor:pointer;padding:22px 34px 22px 0;position:relative;
  font-size:16px;font-weight:600;color:var(--navy);
}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{
  content:"";position:absolute;right:4px;top:50%;width:11px;height:11px;
  border-right:1.5px solid var(--gray);border-bottom:1.5px solid var(--gray);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s var(--ease);
}
.qa[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.qa p{padding:0 40px 24px 0;color:var(--gray);font-size:14.5px;line-height:1.85}

/* cta */
.cta-inner{display:grid;grid-template-columns:1.35fr .65fr;gap:56px;align-items:center}
.cta-actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.cta-card{
  border:1px solid rgba(255,255,255,.16);padding:28px;border-radius:3px;background:rgba(255,255,255,.03);
}
.cta-k{font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:rgba(231,238,246,.5)}
.cta-v{margin-top:8px;font-size:15px;color:#fff}

/* footer */
.foot{background:var(--navy-2);color:var(--on-dark-2);padding:64px 0 0}
.foot-inner{display:grid;grid-template-columns:1.1fr 1.4fr;gap:48px;padding-bottom:56px}
.foot-brand img{width:120px;height:auto;margin-bottom:20px}
.foot-brand p{font-size:13px;color:var(--on-dark-3);max-width:34ch;line-height:1.8}
.foot-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.foot-cols h4{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(231,238,246,.5);margin-bottom:16px;font-weight:700}
.foot-cols a{display:block;font-size:13.5px;color:var(--on-dark-2);padding:5px 0;transition:color .2s}
.foot-cols a:hover{color:#fff}
.foot-legal{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;padding-bottom:26px}
.foot-legal p{font-size:11.5px;color:var(--on-dark-3);line-height:1.7}

/* reveal */
html.js .js-rv{opacity:0;transform:translateY(16px)}
html.js .js-rv.is-in{opacity:1;transform:none;transition:opacity .7s var(--ease),transform .7s var(--ease)}

/* focus */
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--blue);outline-offset:3px;
}

/* =========================================================
   responsive
   ========================================================= */
@media (max-width:1260px){
  .brand-sub{display:none}
}
@media (max-width:1080px){
  .brand-sub{display:none}
  .nav{gap:20px}
  .arch-grid,.cta-inner,.faq-wrap{grid-template-columns:1fr;gap:40px}
  .arch-fig{order:-1}
  .prod-grid,.comp-grid{grid-template-columns:1fr;gap:0}
  .dev-grid{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .glob-grid{grid-template-columns:1fr;gap:26px}
  .legend{grid-auto-flow:column;justify-content:start;gap:26px}
}
@media (max-width:860px){
  .nav{
    position:fixed;inset:66px 0 auto 0;background:var(--navy);flex-direction:column;gap:0;
    padding:8px 28px 18px;transform:translateY(-140%);transition:transform .3s var(--ease);
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav.is-open{transform:none}
  .nav a{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:15px;color:#fff}
  .burger{display:block}
  .head-right .btn-sm{display:none}
  .hero-inner{padding-top:104px;padding-bottom:64px}
  .strip-grid{grid-template-columns:1fr 1fr}
  .strip-item{padding:26px 20px 26px 0!important;border-bottom:1px solid var(--rule)}
  .strip-item:nth-child(2n){border-right:0;padding-left:20px!important}
  .sec{padding:76px 0}
  .kpis{grid-template-columns:1fr 1fr}
  .dash-row{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .foot-inner{grid-template-columns:1fr}
  .ly-p{display:none}
  .layers li{grid-template-columns:38px 1fr}
}
@media (max-width:560px){
  .wrap{padding:0 20px}
  .ind-grid{grid-template-columns:1fr}
  .hero-chips{gap:8px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-frame{left:20px;right:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .js-rv{opacity:1;transform:none}
  html{scroll-behavior:auto}
}