:root{
  --bg:#0b1220; --bg2:#0f1830; --bg3:#141f3c;
  --ink:#e8eefb; --muted:#9fb0cc; --line:#223257;
  --acc:#2ee6a8; --acc2:#4aa8ff; --gold:#f3c66b;
  --mono:'SFMono-Regular',ui-monospace,Consolas,Menlo,monospace;
  --sans:'Segoe UI',system-ui,Roboto,'Noto Sans',sans-serif;
}
*{box-sizing:border-box;margin:0}
body{background:linear-gradient(180deg,#0b1220,#0a0f1a 40%);color:var(--ink);font-family:var(--sans);line-height:1.65;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(900px 400px at 70% -10%,rgba(42,230,168,.08),transparent)repeat,radial-gradient(700px 300px at 10% 10%,rgba(74,168,255,.07),transparent)}
a{color:var(--acc2)}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:16px;padding-bottom:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-badge{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121d;font-family:var(--mono);font-weight:800;padding:5px 9px;border-radius:6px;font-size:.9rem;letter-spacing:.5px}
.word{font-weight:600}
.nav-toggle{display:none;background:var(--bg3);border:1px solid var(--line);color:var(--ink);font-size:1.2rem;padding:6px 12px;border-radius:8px;cursor:pointer}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{color:var(--muted);text-decoration:none;padding:7px 11px;border-radius:7px;font-size:.92rem}
nav.main a:hover{color:var(--ink);background:var(--bg3)}
nav.main a.active{color:var(--acc);background:rgba(46,230,168,.08)}
nav.main a.btn{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121d;font-weight:700}
nav.main a.btn:hover{box-shadow:0 6px 18px rgba(46,230,168,.25)}
.btn{display:inline-block;background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121d;text-decoration:none;font-weight:700;padding:12px 22px;border-radius:9px}
.btn.ghost{background:transparent;color:var(--acc);border:1.5px solid var(--acc)}
.btn.sm{padding:8px 14px;border-radius:8px}
.hero{padding:58px 0 44px}
.hero h1{font-size:clamp(2rem,4.5vw,3.3rem);line-height:1.1;margin:8px 0 14px}
.eyebrow{color:var(--acc);font-family:var(--mono);font-size:.8rem;text-transform:uppercase;letter-spacing:1.5px}
.sub{color:var(--muted);max-width:780px;font-size:1.02rem}
.cta-row{display:flex;gap:14px;margin:22px 0 26px;flex-wrap:wrap}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chips span{border:1px solid var(--line);color:var(--muted);padding:4px 11px;border-radius:20px;font-family:var(--mono);font-size:.8rem}
.blk{padding:44px 0}
.blk.alt{background:linear-gradient(180deg,rgba(20,31,60,.55),rgba(11,18,32,.2));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec{font-size:1.45rem;margin-bottom:6px}
.sec-sub{color:var(--muted);margin-bottom:22px}
.grid{display:grid;gap:16px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:linear-gradient(180deg,var(--bg3),var(--bg2));border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;color:var(--ink);display:block;transition:transform .15s,border-color .15s}
a.card:hover{transform:translateY(-3px);border-color:var(--acc2)}
.card h3{font-size:1.05rem;margin-bottom:8px;color:var(--acc)}
.card p{color:var(--muted);font-size:.93rem}
.go{display:inline-block;margin-top:12px;color:var(--acc2);font-size:.9rem;font-weight:600}
.split{display:grid;grid-template-columns:1.4fr .8fr;gap:36px;align-items:start}
.panel{background:#0a1220;border:1px solid var(--line);border-radius:12px;padding:20px}
.ph-line{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:.9rem}
.ph-line:last-child{border-bottom:none}
.ph-line b{color:var(--ink);white-space:nowrap}
.ph-line span{color:var(--muted);text-align:right}
.pagehead{padding:50px 0 30px}
.pagehead h1{font-size:clamp(1.8rem,3.6vw,2.6rem);margin:8px 0 10px}
.narrow{max-width:820px}
.note{background:rgba(74,168,255,.07);border-left:3px solid var(--acc2);padding:12px 16px;border-radius:0 8px 8px 0;color:var(--muted);font-size:.93rem;margin:18px 0}
code{font-family:var(--mono);background:var(--bg3);padding:2px 6px;border-radius:5px;color:var(--gold);font-size:.88rem}
.tbl{width:100%;border-collapse:collapse;margin-top:14px;background:rgba(15,24,48,.5);border-radius:10px;overflow:hidden}
.tbl th,.tbl td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:.93rem;vertical-align:top}
.tbl th{background:#0a1220;color:var(--acc);font-weight:600}
.tbl td{color:var(--muted)}
.qa{padding:18px 0;border-bottom:1px solid var(--line)}
.qa h3{color:var(--acc);margin-bottom:6px}
.qa p{color:var(--muted)}
.lst{padding-left:20px;color:var(--muted)}
.lst li{margin-bottom:10px}
footer.site{border-top:1px solid var(--line);padding:36px 0 46px;margin-top:10px}
.ft{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.ft p{color:var(--muted);font-size:.88rem;max-width:360px;margin-top:8px}
.ft nav{display:flex;flex-direction:column;gap:9px}
.ft nav a{color:var(--muted);text-decoration:none;font-size:.9rem}
.ft nav a:hover{color:var(--acc)}
@media(max-width:900px){.g3{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.ph-line{flex-direction:column;gap:2px}}
@media(max-width:640px){
  .nav-toggle{display:block}
  nav.main{display:none;width:100%;flex-direction:column;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:8px;margin-top:8px}
  nav.main.open{display:flex}
  .g3,.g2{grid-template-columns:1fr}
  .hero h1{font-size:1.9rem}
  .ft{flex-direction:column}
}