:root{
  --bg:#05070a;
  --bg-2:#080b10;
  --panel:#0b1017;
  --line:rgba(120,160,200,.14);
  --line-2:rgba(120,160,200,.28);
  --txt:#dfe8f2;
  --dim:#7b8ea6;
  --dim-2:#4d5f75;
  --acc:#25e0c8;
  --acc-2:#3b82f6;
  --warn:#f0b429;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --max:1200px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--sans);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 500px at 78% -8%, rgba(37,224,200,.10), transparent 60%),
    radial-gradient(700px 500px at 8% 12%, rgba(59,130,246,.09), transparent 60%),
    var(--bg);
}
.grain{
  position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}
.scan{
  position:fixed;inset:0;z-index:59;pointer-events:none;opacity:.35;
  background:repeating-linear-gradient(to bottom, transparent 0 3px, rgba(0,0,0,.22) 3px 4px);
  mix-blend-mode:multiply;
}
.mono{font-family:var(--mono);letter-spacing:.06em;font-size:11.5px;text-transform:uppercase}
.dim{color:var(--dim-2)}

/* ---------- NAV ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;gap:32px;
  padding:18px clamp(20px,4vw,48px);
  transition:background .35s,backdrop-filter .35s,border-color .35s,padding .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(5,7,10,.78);backdrop-filter:blur(14px) saturate(1.4);
  border-color:var(--line);padding-top:12px;padding-bottom:12px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--txt);text-decoration:none;font-weight:600}
.mark{color:var(--acc);display:grid;place-items:center}
.brand-t{font-family:var(--mono);font-size:13px;letter-spacing:.16em}
.brand-t em{color:var(--dim-2);font-style:normal}
.nav-links{display:flex;gap:28px;margin-left:auto}
.nav-links a{
  color:var(--dim);text-decoration:none;font-size:14px;position:relative;
  transition:color .2s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-6px;height:1px;
  background:var(--acc);transition:right .28s;
}
.nav-links a:hover{color:var(--txt)}
.nav-links a:hover::after{right:0}
.nav-cta{
  color:var(--acc);text-decoration:none;font-size:13px;font-family:var(--mono);
  border:1px solid rgba(37,224,200,.35);border-radius:2px;padding:7px 14px;
  letter-spacing:.1em;transition:background .2s,box-shadow .2s;
}
.nav-cta:hover{background:rgba(37,224,200,.1);box-shadow:0 0 24px rgba(37,224,200,.22)}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding:120px clamp(20px,4vw,48px) 80px;overflow:hidden;
}
.hero-grid{
  position:absolute;inset:0;z-index:-1;
  background-image:
    linear-gradient(rgba(120,160,200,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,200,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 78%);
  animation:gridDrift 28s linear infinite;
}
@keyframes gridDrift{to{background-position:64px 64px,64px 64px}}

.hero-inner{
  width:100%;max-width:var(--max);margin:0 auto;
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,72px);
  align-items:center;
}
.kicker{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;
  color:var(--dim);border:1px solid var(--line);border-radius:2px;
  padding:6px 12px;margin-bottom:28px;
}
.kicker .dot{
  width:6px;height:6px;border-radius:50%;background:var(--acc);
  box-shadow:0 0 0 0 rgba(37,224,200,.6);animation:pulse 2.4s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(37,224,200,.55)}
  70%{box-shadow:0 0 0 9px rgba(37,224,200,0)}
  100%{box-shadow:0 0 0 0 rgba(37,224,200,0)}
}
h1{
  margin:0 0 26px;font-size:clamp(36px,5.2vw,68px);line-height:1.12;
  letter-spacing:-.02em;font-weight:700;
}
.hl{
  color:var(--acc);position:relative;white-space:nowrap;
}
.hl::after{
  content:"";position:absolute;left:0;bottom:.06em;height:.34em;width:100%;
  background:linear-gradient(90deg,rgba(37,224,200,.24),rgba(37,224,200,0));
  z-index:-1;
}
.lede{max-width:52ch;color:var(--dim);font-size:16.5px;margin:0 0 38px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:52px}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 24px;border-radius:2px;text-decoration:none;font-size:14.5px;
  transition:transform .2s,box-shadow .25s,background .25s,color .2s;border:1px solid transparent;
}
.btn-primary{
  background:var(--acc);color:#03110f;font-weight:600;
  box-shadow:0 0 0 1px rgba(37,224,200,.5),0 8px 34px -12px rgba(37,224,200,.7);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(37,224,200,.8),0 12px 44px -10px rgba(37,224,200,.85)}
.btn-ghost{color:var(--txt);border-color:var(--line-2)}
.btn-ghost:hover{background:rgba(120,160,200,.07);transform:translateY(-2px)}

.hud{display:flex;gap:clamp(18px,3vw,44px);margin:0;flex-wrap:wrap}
.hud dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--dim-2);margin-bottom:4px}
.hud dd{margin:0;font-family:var(--mono);font-size:24px;color:var(--txt);letter-spacing:.02em}

.hero-visual{position:relative}
.panel{
  background:linear-gradient(180deg,rgba(11,16,23,.92),rgba(8,11,16,.96));
  border:1px solid var(--line);border-radius:3px;
  box-shadow:0 30px 80px -40px #000,inset 0 1px 0 rgba(255,255,255,.03);
}
.hud-panel{padding:0;overflow:hidden}
.panel-bar{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 14px;border-bottom:1px solid var(--line);
  color:var(--dim);background:rgba(255,255,255,.012);
}
.live{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:10px;color:var(--acc);letter-spacing:.12em}
.live i{width:5px;height:5px;background:var(--acc);border-radius:50%;animation:pulse 2s infinite}
#flow{display:block;width:100%;height:auto;aspect-ratio:16/11}
.panel-foot{
  display:flex;gap:18px;padding:10px 14px;border-top:1px solid var(--line);
  color:var(--dim-2);background:rgba(255,255,255,.012);
}
.panel-foot b{color:var(--txt);font-weight:500}
.corner{position:absolute;width:14px;height:14px;border:1px solid var(--acc);opacity:.6}
.corner.tl{top:-6px;left:-6px;border-right:0;border-bottom:0}
.corner.tr{top:-6px;right:-6px;border-left:0;border-bottom:0}
.corner.bl{bottom:-6px;left:-6px;border-right:0;border-top:0}
.corner.br{bottom:-6px;right:-6px;border-left:0;border-top:0}

.scroll-hint{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  color:var(--dim-2);font-size:10px;letter-spacing:.3em;
  animation:bob 2.6s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0);opacity:.4}50%{transform:translate(-50%,7px);opacity:.9}}

/* ---------- STRIP ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:14px 0;background:rgba(255,255,255,.012)}
.strip-track{display:flex;gap:26px;align-items:center;white-space:nowrap;width:max-content;animation:marquee 34s linear infinite}
.strip-track span{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--dim-2)}
.strip-track i{width:4px;height:4px;background:var(--acc);border-radius:50%;opacity:.6}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- SECTIONS ---------- */
.sec{padding:clamp(72px,10vw,132px) clamp(20px,4vw,48px);max-width:var(--max);margin:0 auto}
.sec-dark{
  max-width:none;background:linear-gradient(180deg,rgba(255,255,255,.014),transparent 30%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.sec-dark > *{max-width:var(--max);margin-left:auto;margin-right:auto}
.sec-head{margin-bottom:clamp(40px,6vw,64px);max-width:760px}
.idx{color:var(--acc);display:block;margin-bottom:16px;letter-spacing:.2em}
h2{margin:0 0 14px;font-size:clamp(26px,3.6vw,42px);line-height:1.22;letter-spacing:-.015em;font-weight:650}
h2 b{color:var(--acc);font-weight:650}
.sec-sub{color:var(--dim);margin:0;font-size:15.5px}

.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{
  background:var(--bg-2);padding:clamp(24px,3vw,36px);position:relative;
  transition:background .3s;
}
.card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .35s;pointer-events:none;
  background:radial-gradient(400px 200px at var(--mx,50%) var(--my,0%),rgba(37,224,200,.07),transparent 70%);
}
.card:hover{background:#0a0f16}
.card:hover::before{opacity:1}
.card-n{color:var(--dim-2);margin-bottom:18px}
.card h3{margin:0 0 10px;font-size:19px;font-weight:600;letter-spacing:-.01em}
.card p{margin:0 0 20px;color:var(--dim);font-size:14.5px}
.tags{list-style:none;display:flex;flex-wrap:wrap;gap:7px;margin:0;padding:0}
.tags li{
  font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--dim);
  border:1px solid var(--line-2);padding:3px 8px;border-radius:2px;
}

/* ---------- STEPS ---------- */
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.steps li{
  background:var(--bg-2);padding:clamp(22px,3vw,32px) clamp(22px,3vw,40px);
  display:grid;grid-template-columns:120px 1fr;gap:clamp(16px,3vw,36px);
  transition:background .3s;position:relative;
}
.steps li:hover{background:#0a0f16}
.steps li::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--acc);
  transform:scaleY(0);transform-origin:top;transition:transform .4s;
}
.steps li:hover::before{transform:scaleY(1)}
.step-n{color:var(--dim-2);padding-top:4px}
.steps h3{margin:0 0 8px;font-size:18px;font-weight:600}
.steps p{margin:0 0 14px;color:var(--dim);font-size:14.5px;max-width:62ch}
.steps code{
  font-family:var(--mono);font-size:11px;color:var(--acc);letter-spacing:.06em;
  background:rgba(37,224,200,.06);border:1px solid rgba(37,224,200,.16);
  padding:4px 9px;border-radius:2px;display:inline-block;
}

/* ---------- CASES ---------- */
.case-list{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
.case{
  display:block;background:var(--bg-2);padding:clamp(24px,3.4vw,40px);
  text-decoration:none;color:inherit;position:relative;overflow:hidden;
  transition:background .3s;
}
.case::after{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--acc);
  transform:scaleY(0);transform-origin:top;transition:transform .4s;
}
.case:hover{background:#0a0f16}
.case:hover::after{transform:scaleY(1)}
.case-meta{display:flex;gap:14px;align-items:center;color:var(--dim-2);margin-bottom:12px}
.tag-warn{color:var(--warn);border:1px solid rgba(240,180,41,.32);padding:2px 7px;border-radius:2px;font-size:10px;letter-spacing:.12em}
.case h3{margin:0 0 9px;font-size:clamp(18px,2.2vw,23px);font-weight:600;letter-spacing:-.01em}
.case p{margin:0 0 18px;color:var(--dim);font-size:14.5px;max-width:70ch}
.case-stats{display:flex;gap:20px;color:var(--dim-2);flex-wrap:wrap;font-size:10.5px}
.case-go{
  position:absolute;right:clamp(20px,3vw,40px);bottom:clamp(24px,3.4vw,40px);
  font-family:var(--mono);font-size:11px;color:var(--acc);letter-spacing:.1em;
  opacity:0;transform:translateX(-8px);transition:opacity .3s,transform .3s;
}
.case:hover .case-go{opacity:1;transform:translateX(0)}

/* ---------- ABOUT ---------- */
.about{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:start}
.about-copy h2{margin:14px 0 20px}
.about-copy p{color:var(--dim);margin:0 0 16px;max-width:56ch}
.about-facts{margin-top:32px;display:grid;gap:12px}
.about-facts div{display:flex;gap:16px;font-size:11px;border-bottom:1px solid var(--line);padding-bottom:10px}
.about-facts span{color:var(--dim-2);min-width:52px;letter-spacing:.14em}
.about-facts b{color:var(--txt);font-weight:500;letter-spacing:.02em;text-transform:none}
.ok{color:var(--acc)!important}
.about-panel{padding:0;overflow:hidden}
.bars{padding:clamp(20px,3vw,28px);display:grid;gap:16px}
.bar span{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--dim);margin-bottom:7px}
.bar i{
  display:block;height:3px;background:rgba(120,160,200,.12);position:relative;overflow:hidden;
}
.bar i::after{
  content:"";position:absolute;inset:0;width:0;background:linear-gradient(90deg,var(--acc),var(--acc-2));
  transition:width 1.1s cubic-bezier(.2,.8,.2,1);
}
.js .bars.reveal-in .bar i::after{width:var(--v)}
.panel-note{margin:0;padding:0 clamp(20px,3vw,28px) clamp(20px,3vw,28px);color:var(--dim-2);font-size:13px}

/* ---------- CONTACT ---------- */
.contact{
  padding:clamp(72px,10vw,128px) clamp(20px,4vw,48px);
  text-align:center;border-top:1px solid var(--line);position:relative;overflow:hidden;
}
.contact::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(600px 300px at 50% 0%,rgba(37,224,200,.10),transparent 70%);
}
.contact-inner{max-width:680px;margin:0 auto}
.contact h2{margin:16px 0 14px}
.contact p{color:var(--dim);margin:0 auto 32px;max-width:52ch}
.mail{
  font-family:var(--mono);font-size:clamp(17px,2.6vw,26px);color:var(--txt);text-decoration:none;
  border-bottom:1px solid var(--acc);padding-bottom:4px;transition:color .2s,letter-spacing .3s;
  display:inline-block;letter-spacing:.02em;
}
.mail:hover{color:var(--acc);letter-spacing:.06em}

/* ---------- FOOTER ---------- */
.foot{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  padding:28px clamp(20px,4vw,48px);border-top:1px solid var(--line);color:var(--dim-2);
}

/* ---------- REVEAL ---------- */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
.js [data-reveal].reveal-in{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{order:-1}
  .hero{min-height:auto;padding-top:104px}
  .cards{grid-template-columns:1fr}
  .about{grid-template-columns:1fr}
  .steps li{grid-template-columns:1fr;gap:10px}
  .step-n{padding-top:0}
  .nav-links{display:none}
  .hud{gap:24px}
  .hud dd{font-size:20px}
  .case-go{display:none}
}
@media (max-width:520px){
  .nav-cta{padding:6px 10px;font-size:11px}
  h1{font-size:34px}
  .lede{font-size:15px}
  .hud{width:100%;justify-content:space-between}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
}

/* ---------- ARTICLE ---------- */
.article{max-width:780px;margin:0 auto;padding:120px clamp(20px,4vw,40px) 60px}
.back{color:var(--dim);text-decoration:none;display:inline-block;margin-bottom:28px;transition:color .2s,transform .2s}
.back:hover{color:var(--acc);transform:translateX(-3px)}
.art-meta{display:flex;align-items:center;gap:14px;color:var(--dim-2);margin-bottom:18px;flex-wrap:wrap}
.draft-chip{color:var(--warn);border:1px dashed rgba(240,180,41,.4);padding:2px 8px;border-radius:2px;font-size:10px}
.article h1{font-size:clamp(28px,4.2vw,44px);margin:0 0 18px;line-height:1.22}
.art-lede{color:var(--dim);font-size:17px;margin:0 0 36px;max-width:60ch}
.art-facts{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);margin-bottom:48px;
}
.art-facts div{background:var(--bg-2);padding:14px 16px}
.art-facts span{display:block;color:var(--dim-2);font-size:10px;letter-spacing:.12em;margin-bottom:5px}
.art-facts b{color:var(--txt);font-weight:500;font-size:13px;text-transform:none;letter-spacing:.01em}
.article h2{
  font-size:clamp(19px,2.4vw,24px);margin:52px 0 16px;padding-top:22px;
  border-top:1px solid var(--line);letter-spacing:-.01em;
}
.article p{color:#b9c8d8;margin:0 0 18px;font-size:15.5px;line-height:1.85}
.article b{color:var(--txt);font-weight:600}
.article .warn{color:var(--warn)}
.callout{
  border-left:2px solid var(--acc);background:rgba(37,224,200,.05);
  padding:16px 20px;margin:26px 0;color:var(--txt);font-size:14.5px;line-height:1.8;
}
.callout.mono{font-family:var(--mono);font-size:12.5px;line-height:1.9;letter-spacing:.02em;color:#9fd8d0}
.art-list{margin:0 0 22px;padding-left:0;list-style:none;counter-reset:al}
.art-list li{position:relative;padding-left:22px;margin-bottom:12px;color:#b9c8d8;font-size:15px}
.art-list li::before{content:"";position:absolute;left:4px;top:.72em;width:5px;height:5px;background:var(--acc);border-radius:1px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}
.mini{background:var(--bg-2);border:1px solid var(--line);padding:16px 18px}
.mini b{display:block;margin-bottom:6px;color:var(--acc);font-size:14px}
.mini p{margin:0;font-size:13.5px;color:var(--dim);line-height:1.7}
.tbl{width:100%;border-collapse:collapse;margin:24px 0;font-size:13.5px}
.tbl th{
  text-align:left;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  color:var(--dim-2);font-weight:400;border-bottom:1px solid var(--line-2);padding:8px 10px;
}
.tbl td{padding:11px 10px;border-bottom:1px solid var(--line);color:#b9c8d8}
.tbl td b{color:var(--warn)}
.tbl tr:hover td{background:rgba(120,160,200,.03)}
.art-foot{display:flex;gap:12px;margin-top:56px;padding-top:32px;border-top:1px solid var(--line);flex-wrap:wrap}
@media (max-width:640px){
  .grid2{grid-template-columns:1fr}
  .article{padding-top:96px}
}

/* ---------- FORM ---------- */
.cform{max-width:560px;margin:0 auto;text-align:left;display:grid;gap:12px}
.cform .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cform label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--dim-2)}
.cform input,.cform textarea{
  width:100%;margin-top:6px;background:rgba(255,255,255,.02);border:1px solid var(--line-2);
  color:var(--txt);padding:11px 13px;border-radius:2px;font-family:var(--sans);font-size:14.5px;
  outline:none;transition:border-color .2s,background .2s;resize:vertical;
}
.cform input:focus,.cform textarea:focus{border-color:rgba(37,224,200,.6);background:rgba(37,224,200,.03)}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.cform button{justify-self:start;cursor:pointer;font-family:var(--sans)}
.form-msg{font-family:var(--mono);font-size:11.5px;color:var(--acc);min-height:16px;letter-spacing:.06em}
.form-msg.err{color:#f06a6a}

/* ---------- STUDIO ---------- */
.studio-form{display:grid;gap:14px;margin:24px 0 32px}
.studio-form label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--dim-2)}
.studio-form input,.studio-form textarea{
  width:100%;margin-top:6px;background:rgba(255,255,255,.02);border:1px solid var(--line-2);
  color:var(--txt);padding:10px 12px;border-radius:2px;font-family:var(--mono);font-size:13px;
  outline:none;resize:vertical;
}
.studio-form input:focus,.studio-form textarea:focus{border-color:rgba(37,224,200,.6)}
.studio-form button{justify-self:start;cursor:pointer}
#out,#msgs{white-space:pre-wrap;color:var(--dim);font-size:12px;border:1px solid var(--line);padding:12px;background:rgba(255,255,255,.012);max-height:320px;overflow:auto}
@media (max-width:560px){.cform .row{grid-template-columns:1fr}}

/* ---------- DRAFT NOTICE ---------- */
.draft-banner{
  border:1px solid rgba(240,180,41,.4);background:rgba(240,180,41,.06);
  padding:13px 16px;margin:0 0 36px;font-size:13px;line-height:1.75;color:#d9c48d;
  border-left-width:2px;
}
.draft-banner b{color:var(--warn)}
.hero-note{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--warn);
  border:1px dashed rgba(240,180,41,.3);padding:5px 10px;display:inline-block;margin-bottom:26px;
}