:root{
  --bg:#070b14;--bg2:#0b1120;--bg3:#0e1424;
  --card:rgba(255,255,255,.035);--card-border:rgba(255,255,255,.08);
  --text:#eef2fa;--muted:#9aa6c0;--muted2:#6c7894;
  --accent:#2f81f7;--accent2:#19c8a5;--accent3:#b07cff;
  --grad:linear-gradient(120deg,#2f81f7,#19c8a5);
  --grad2:linear-gradient(120deg,#b07cff,#2f81f7);
  --radius:18px;--radius-lg:24px;--maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'Manrope',system-ui,sans-serif;line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:rgba(47,129,247,.4)}
a{color:inherit}
img{max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:80px 0;position:relative}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.5px;line-height:1.15}
h2{font-size:clamp(26px,3.6vw,38px);margin-bottom:16px}
h3{font-size:22px;margin-bottom:10px}
p{color:var(--muted);font-size:16.5px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.sec-label{display:inline-block;font-size:13px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent2);margin-bottom:14px}
.glow{position:absolute;border-radius:50%;filter:blur(120px);opacity:.45;z-index:0;pointer-events:none}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:100;backdrop-filter:blur(16px);background:rgba(7,11,20,.72);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;text-decoration:none;color:var(--text)}
.logo-mark{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;font-size:17px;color:#fff;font-weight:800;box-shadow:0 6px 22px rgba(47,129,247,.5)}
.logo b{color:var(--accent)}
.nav-links{display:flex;gap:20px;align-items:center}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14.5px;font-weight:600;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--text)}
.nav-cta{background:var(--grad);color:#fff!important;text-decoration:none;padding:10px 20px;border-radius:12px;font-size:14.5px;font-weight:700;box-shadow:0 6px 20px rgba(47,129,247,.4);transition:transform .2s}
.nav-cta:hover{transform:translateY(-2px)}
.burger{display:none;background:none;border:0;color:var(--text);font-size:26px;cursor:pointer}

/* SUB-HERO */
.sub-hero{padding:140px 0 60px;position:relative;overflow:hidden}
.crumb{font-size:14px;color:var(--muted2);margin-bottom:20px}
.crumb a{color:var(--accent2);text-decoration:none}
.sub-hero .ic{width:64px;height:64px;border-radius:16px;background:rgba(47,129,247,.13);border:1px solid rgba(47,129,247,.25);display:grid;place-items:center;font-size:30px;margin-bottom:22px}
.sub-hero h1{font-size:clamp(30px,4.6vw,48px);margin-bottom:18px;max-width:760px}
.sub-hero p.lead{font-size:19px;color:var(--muted);max-width:640px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{background:var(--grad);color:#fff;text-decoration:none;padding:14px 28px;border-radius:14px;font-weight:700;font-size:16px;box-shadow:0 10px 30px rgba(47,129,247,.45);transition:transform .2s}
.btn-primary:hover{transform:translateY(-3px)}
.btn-ghost{background:var(--card);border:1px solid var(--card-border);color:var(--text);text-decoration:none;padding:14px 26px;border-radius:14px;font-weight:600;font-size:16px;transition:background .2s}
.btn-ghost:hover{background:rgba(255,255,255,.07)}

/* CONTENT */
.lead-sub{color:var(--muted);font-size:18px;max-width:680px;margin-bottom:46px}
.prose p{margin-bottom:16px;font-size:16.5px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}

/* feature grid */
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fgrid.two{grid-template-columns:repeat(2,1fr)}
.fcard{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:26px;transition:transform .25s,border-color .25s}
.fcard:hover{transform:translateY(-5px);border-color:rgba(47,129,247,.35)}
.fcard .ic{width:50px;height:50px;border-radius:13px;background:rgba(47,129,247,.13);border:1px solid rgba(47,129,247,.2);display:grid;place-items:center;font-size:23px;margin-bottom:16px}
.fcard h3{font-size:18.5px;margin-bottom:8px}
.fcard p{font-size:14.5px}

/* checklist */
.checklist{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--muted)}
.checklist li:before{content:"✓";color:var(--accent2);font-weight:800;flex-shrink:0;margin-top:1px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{padding:26px 22px;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius)}
.step .n{width:46px;height:46px;border-radius:13px;background:var(--grad);display:grid;place-items:center;font-weight:800;font-size:20px;margin-bottom:16px;box-shadow:0 8px 22px rgba(47,129,247,.4)}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px}

/* panel / surface */
.panel{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:30px}

/* diagram wrap */
.diagram{background:linear-gradient(160deg,rgba(255,255,255,.04),rgba(255,255,255,.015));border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:28px}

/* CTA band */
.cta-band{background:linear-gradient(120deg,rgba(47,129,247,.12),rgba(25,200,165,.1));border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:50px 40px;text-align:center}
.cta-band h2{margin-bottom:12px}
.cta-band p{margin:0 auto 26px;max-width:520px}

/* tags row */
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tag{background:rgba(255,255,255,.05);border:1px solid var(--card-border);border-radius:10px;padding:8px 15px;font-size:14px;font-weight:600;color:var(--text)}

/* FOOTER */
footer{border-top:1px solid rgba(255,255,255,.06);padding:36px 0}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.foot a{color:var(--accent2);text-decoration:none}

/* stat row */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-box{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:22px}
.stat-box .num{font-size:30px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-box .lbl{font-size:13.5px;color:var(--muted);margin-top:2px}

/* dept block */
.dept{background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius);padding:26px;margin-bottom:18px}
.dept-head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.dept-num{width:42px;height:42px;border-radius:11px;background:var(--grad);display:grid;place-items:center;font-weight:800;font-size:18px;flex-shrink:0;box-shadow:0 8px 22px rgba(47,129,247,.4)}
.dept-head h3{margin:0;font-size:19px}
.dept p{font-size:15px;margin-bottom:14px}
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px}
.flow .arr{color:var(--accent2);font-weight:800;font-size:13px}
.auto{display:flex;gap:10px;align-items:flex-start;background:rgba(25,200,165,.08);border:1px solid rgba(25,200,165,.22);border-radius:12px;padding:13px 16px;font-size:14px;color:var(--muted)}
.auto b{color:var(--accent2);font-weight:700}

/* case card (listing) */
.case-card{display:block;text-decoration:none;color:inherit;background:var(--card);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:30px;transition:transform .25s,border-color .25s}
.case-card:hover{transform:translateY(-5px);border-color:rgba(47,129,247,.4)}
.case-badge{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.5px;color:var(--accent2);background:rgba(25,200,165,.1);border:1px solid rgba(25,200,165,.22);padding:5px 12px;border-radius:20px;margin-bottom:16px}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .split{grid-template-columns:1fr;gap:28px}
  .fgrid,.fgrid.two,.steps,.stat-row{grid-template-columns:1fr 1fr}
}
@media(max-width:960px){
  .nav-links{position:fixed;top:70px;left:0;right:0;flex-direction:column;align-items:flex-start;background:rgba(7,11,20,.97);padding:24px;gap:18px;transform:translateY(-160%);transition:transform .3s;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-links.open{transform:none}
  .nav-links a{font-size:16px}
  .nav-cta{align-self:stretch;text-align:center}
  .lang-switch{margin-top:4px}
  .burger{display:block}
}
@media(max-width:640px){
  .fgrid,.fgrid.two,.steps,.checklist,.stat-row{grid-template-columns:1fr}
  section{padding:60px 0}
}