:root{
  --bg:#f5f7fc; --bg2:#eaf0fa; --bg2:#e9eef8; --bg3:#1a0a3e; --panel:#ffffff;
  --panel2:#eef5fc; --border:rgba(26,10,62,.14); --glow:rgba(0,152,182,.30);
  --ink:#191436; --muted:#5b6585; --cyan:#0098b6; --cyand:#007d97; --gold:#b9831b;
  --violet:#6a4ad6; --green:#1f9d63; --red:#d6473f;
  --shadow:0 10px 34px -18px rgba(26,10,62,.30);
  --maxw:1180px; --r:16px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:Sora,Inter,sans-serif;line-height:1.15;margin:0}
.grad{background:linear-gradient(90deg,var(--cyan),var(--violet));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.muted{color:var(--muted)} .small{font-size:.86rem} .center{text-align:center}
.hl{color:var(--cyan);font-weight:600}
/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(255,255,255,.84);border-bottom:1px solid var(--border)}
.nav-in{display:flex;align-items:center;gap:18px;height:66px}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand-logo{width:38px;height:38px;filter:drop-shadow(0 0 10px var(--glow))}
.brand-txt b{font-family:Sora;font-weight:800;letter-spacing:.4px;font-size:.92rem;display:block;white-space:nowrap}
.brand-txt small{color:var(--muted);font-size:.6rem;letter-spacing:1.4px;text-transform:uppercase;
  white-space:nowrap;display:block}
.nav-links{display:flex;align-items:center;gap:13px}
.nav-links a{color:var(--muted);font-size:.85rem;font-weight:500;transition:color .2s;position:relative;
  white-space:nowrap;flex-shrink:0}
.nav-links a:hover,.nav-links a.on{color:var(--ink)}
.nav-links a.on::after{content:"";position:absolute;left:0;right:0;bottom:-22px;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--violet))}
.nav-cta{margin-left:6px}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
/* buttons */
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .15s,box-shadow .2s,background .2s}
.nav-cta{padding:9px 16px;font-size:.85rem}
.btn:hover{transform:translateY(-2px)}
.btn-cyan{background:linear-gradient(90deg,var(--cyan),#39b6ff);color:#05121a;
  box-shadow:0 8px 26px -8px var(--glow)}
.btn-cyan:hover{box-shadow:0 12px 34px -8px var(--glow)}
.btn-ghost{border-color:var(--border);color:var(--ink);background:var(--panel)}
.btn-ghost:hover{border-color:var(--cyan)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
/* hero */
.hero{position:relative;padding:96px 0 70px;overflow:hidden}
.hero-glow{position:absolute;inset:0;background:
  radial-gradient(55% 70% at 20% 8%,rgba(0,229,255,.16),transparent 60%),
  radial-gradient(48% 60% at 86% 22%,rgba(154,124,255,.16),transparent 60%),
  radial-gradient(60% 70% at 60% 115%,rgba(244,194,90,.12),transparent 65%);pointer-events:none}
.hero-inner{position:relative}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:3px;text-transform:uppercase;
  color:var(--cyan);border:1px solid var(--border);background:var(--panel2);
  padding:6px 14px;border-radius:999px;margin-bottom:22px}
.hero-title{font-size:clamp(2.2rem,5.4vw,4rem);font-weight:800;max-width:16ch;letter-spacing:-.5px}
.hero-sub{color:var(--muted);font-size:clamp(1rem,1.6vw,1.22rem);max-width:62ch;margin-top:20px}
/* stat band */
.statband{display:flex;flex-wrap:wrap;gap:18px;margin-top:42px}
.stat{flex:1;min-width:150px;background:var(--panel);border:1px solid var(--border);
  border-radius:var(--r);padding:20px 18px}
.stat-v{font-family:Sora;font-weight:800;font-size:clamp(1.5rem,3vw,2.1rem);
  background:linear-gradient(90deg,var(--cyan),var(--violet));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.stat-l{color:var(--muted);font-size:.82rem;margin-top:6px}
/* sections */
.sec{padding:74px 0}
.sec.band{background:linear-gradient(180deg,var(--bg2),var(--bg));
  border-block:1px solid var(--border)}
.kicker{color:var(--cyan);font-size:.8rem;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.h2{font-size:clamp(1.6rem,3.4vw,2.5rem);font-weight:800;letter-spacing:-.4px}
.h3{font-size:clamp(1.25rem,2.2vw,1.7rem);font-weight:700}
.lead{font-size:clamp(1.02rem,1.5vw,1.2rem);max-width:74ch;margin-top:18px;color:#39425f}
.lead b{color:var(--ink)} .lead .hl{color:var(--cyand)}
/* grid + cards */
.grid{display:grid;gap:20px;margin-top:34px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r);
  padding:26px 24px;transition:transform .2s,border-color .2s,box-shadow .25s;position:relative;display:block;
  box-shadow:var(--shadow)}
.card:hover{transform:translateY(-4px);border-color:var(--cyan);
  box-shadow:0 22px 50px -20px rgba(0,152,182,.45)}
.card-ic{font-size:1.7rem;margin-bottom:12px}
.emo{filter:drop-shadow(0 0 8px var(--glow))}
.card-t{font-size:1.18rem;font-weight:700;margin-bottom:8px}
.card-b{color:var(--muted);font-size:.95rem}
.card-go{display:inline-block;margin-top:14px;color:var(--cyan);font-weight:600;font-size:.9rem}
.badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.4px;padding:4px 11px;
  border-radius:999px;border:1px solid var(--border);margin-top:14px}
.b-ok,.b-green{color:var(--green);border-color:rgba(95,227,161,.4);background:rgba(95,227,161,.08)}
.b-sim{color:var(--cyan);border-color:rgba(0,229,255,.4);background:rgba(0,229,255,.08)}
.b-plan{color:var(--gold);border-color:rgba(244,194,90,.4);background:rgba(244,194,90,.08)}
.b-concept{color:var(--violet);border-color:rgba(154,124,255,.4);background:rgba(154,124,255,.08)}
/* feature rows */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin:34px 0}
.feat.flip .feat-txt{order:2}
.feat-b{color:var(--muted);margin-top:14px}
.feat-media img{width:100%;border-radius:var(--r);border:1px solid var(--border);background:#f0f4fb}
.ul{margin:14px 0 0;padding-left:18px;color:var(--muted)} .ul li{margin:6px 0}
.ul b{color:var(--cyan)}
/* figures */
.fig{margin:34px 0 0;text-align:center}
.fig img{width:100%;border-radius:var(--r);border:1px solid var(--border);background:#f0f4fb}
.fig figcaption{color:var(--muted);font-size:.85rem;margin-top:12px;max-width:80ch;margin-inline:auto}
.bigfig{background:linear-gradient(135deg,#1a0a3e,#2a1668);color:#eaf2ff;border:1px solid var(--border);
  border-radius:var(--r);padding:38px;text-align:center;box-shadow:var(--shadow)}
.bigfig-v{font-family:Sora;font-weight:800;font-size:3rem;
  background:linear-gradient(90deg,var(--cyan),var(--gold));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.bigfig-l{color:#b9c4e6;margin-top:8px}
/* tables */
.tablewrap{margin-top:28px;overflow-x:auto;border:1px solid var(--border);border-radius:var(--r)}
table.spec{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
table.spec th{background:var(--panel2);color:var(--cyan);text-align:left;padding:13px 16px;
  font-weight:600;border-bottom:1px solid var(--border)}
table.spec td{padding:12px 16px;border-bottom:1px solid var(--border);color:#36405c}
table.spec tr:last-child td{border-bottom:0}
table.spec td:first-child{font-weight:600;color:var(--ink)}
/* timeline */
.timeline{margin-top:36px;position:relative;padding-left:6px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--cyan),var(--violet),transparent)}
.tl-item{position:relative;padding:0 0 26px 38px}
.tl-dot{position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:3px solid var(--cyan);box-shadow:0 0 12px var(--glow)}
.tl-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--r);padding:18px 22px}
.tl-when{color:var(--cyan);font-weight:600;font-size:.9rem;margin-bottom:4px}
.tl-t{font-size:1.1rem;font-weight:700;margin:4px 0 6px}
.tl-b{color:var(--muted);font-size:.93rem}
/* ask */
.ask{background:linear-gradient(135deg,rgba(0,152,182,.10),rgba(106,74,214,.10));
  border:1px solid var(--border);border-radius:22px;padding:46px 38px;text-align:center;margin-top:10px}
.ask p{color:#39425f;max-width:64ch;margin:14px auto}
/* footer */
.foot{border-top:1px solid var(--border);background:var(--bg2);padding:48px 0 40px;margin-top:20px}
.foot-in{display:grid;grid-template-columns:1.3fr 1.4fr 1.6fr;gap:30px;align-items:start}
.foot-brand{display:flex;gap:12px;align-items:center}
.foot-brand b{font-family:Sora;letter-spacing:2px}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 20px}
.foot-links a{color:var(--muted);font-size:.9rem}.foot-links a:hover{color:var(--cyan)}
.foot-note{font-size:.84rem;line-height:1.7}
/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
/* responsive */
@media(max-width:1080px){           /* nav collapses to hamburger before it can crowd */
  .nav-links{position:fixed;inset:66px 0 auto 0;flex-direction:column;align-items:flex-start;
    background:rgba(255,255,255,.98);border-bottom:1px solid var(--border);padding:18px 22px;gap:16px;
    transform:translateY(-130%);transition:transform .3s;box-shadow:var(--shadow)}
  .nav-links.open{transform:none}
  .nav-links a{font-size:.96rem}
  .nav-links a.on::after{display:none}
  .nav-cta{margin-top:6px}
  .burger{display:flex}
}
@media(max-width:920px){            /* multi-column layouts go single-column later */
  .g3{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .g3,.g2{grid-template-columns:1fr}
  .feat{grid-template-columns:1fr} .feat.flip .feat-txt{order:0}
  .foot-in{grid-template-columns:1fr}
}