*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:#05121a;color:#e4f2f9;font:400 17px/1.75 "Rubik",system-ui,-apple-system,Arial,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:#1f9fd6}
h1,h2,h3{font-family:"Chivo",Georgia,serif;line-height:1.2;margin:0 0 14px;font-weight:700}
h1{font-size:clamp(29px,4.6vw,44px)}
h2{font-size:clamp(21px,3vw,29px);margin-top:38px}
h3{font-size:clamp(17px,2.2vw,20px);margin-top:20px}
p{margin:0 0 15px}
ul,ol{margin:0 0 15px;padding-left:22px}li{margin:0 0 8px}
table{border-collapse:collapse;width:100%;font-size:15.5px}
th,td{border:1px solid #143244;padding:9px 11px;text-align:left;vertical-align:top}
th{background:#0b1e2a;font-weight:600}
figure{margin:0}
figcaption{font-size:13px;color:#90aebf;margin-top:6px}
details{border:1px solid #143244;border-radius:10px;padding:11px 14px;margin:0 0 9px;background:#0b1e2a}
summary{cursor:pointer;font-weight:600}
blockquote{margin:0}
.zf-wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.zf-18{display:inline-flex;align-items:center;border:2px solid #1f9fd6;color:#1f9fd6;
border-radius:999px;padding:2px 10px;font-weight:700;font-size:12px}
.zf-cta{display:inline-flex;align-items:center;justify-content:center;padding:14px 30px;
border-radius:10px;background:#1f9fd6;color:#fff;font-weight:700;text-decoration:none;font-size:16px}
.zf-cta:hover{background:#62c4ec}
.zf-ctarow{margin:24px 0}
.zf-navcta{display:inline-flex;align-items:center;padding:9px 18px;border-radius:999px;
background:#1f9fd6;color:#fff;font-weight:700;font-size:13.5px;text-decoration:none;line-height:1}
.zf-navcta:hover{background:#62c4ec}
.zf-nav{display:flex;gap:8px;font-size:14px;align-items:center;flex-wrap:wrap}
.zf-nav a{color:#90aebf;text-decoration:none;padding:6px 12px;border:1px solid #143244;
border-radius:8px}
.zf-nav a:hover{color:#1f9fd6;border-color:#1f9fd6}
.zf-mark img{height:40px;width:auto;object-fit:contain}
.zf-eyebrow{margin:0 0 10px;font-size:12.5px;letter-spacing:.16em;color:#1f9fd6;font-weight:700}
.zf-lead{font-size:19px;line-height:1.65;color:#90aebf;max-width:62ch}
.zf-meta{color:#90aebf;font-size:13.5px;margin:16px 0 0}
.zf-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:26px 0}
.zf-st{border:1px solid #143244;background:#0b1e2a;border-radius:12px;padding:13px 15px}
.zf-st span{display:block;font-weight:700;color:#1f9fd6;font-size:16px}
.zf-st p{margin:3px 0 0;font-size:13.5px;color:#90aebf}
.zf-ol{counter-reset:s;list-style:none;padding-left:0}
.zf-ol li{position:relative;padding-left:42px}
.zf-ol li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:1px;
width:28px;height:28px;border-radius:8px;background:#1f9fd6;color:#fff;font-weight:700;
display:flex;align-items:center;justify-content:center;font-size:14px}
.zf-note{border-left:4px solid #1f9fd6;background:#0b1e2a;padding:13px 16px;margin:0 0 18px;
border-radius:0 10px 10px 0}
.zf-q{border-left:4px solid #1f9fd6;padding:6px 0 6px 18px;margin:0 0 20px;font-size:19px;
line-height:1.55;color:#e4f2f9;font-style:italic}
.zf-boxes{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0 0 20px}
.zf-box{border:1px solid #143244;background:#0b1e2a;border-radius:12px;padding:15px 17px}
.zf-box h3{margin:0 0 6px;font-size:16px}
.zf-box p{margin:0;font-size:14.5px;color:#90aebf}
.zf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:0 0 22px}
.zf-gcard img{width:100%;max-width:200px;border-radius:8px;border:1px solid #143244}
.zf-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin:0 0 22px}
.zf-tile img{width:100%;max-width:340px;border-radius:12px;border:1px solid #143244}
.zf-provs{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin:0 0 22px;
padding:16px;border:1px solid #143244;border-radius:12px;background:#0b1e2a}
.zf-provs img{height:26px;width:auto;opacity:.85;filter:invert(1) brightness(1.6)}
.zf-tw{overflow-x:auto;margin:0 0 20px}
.zf-fig img{border-radius:12px;border:1px solid #143244}
.zf-fig{margin:0 0 22px}
.zf-lic{margin-top:40px;border:1px solid #143244;background:#0b1e2a;border-radius:14px;padding:20px 22px}
.zf-dl{display:grid;grid-template-columns:max-content 1fr;gap:7px 18px;margin:14px 0 0;font-size:15.5px}
.zf-dl dt{color:#90aebf}.zf-dl dd{margin:0;font-weight:600}
.zf-rg{margin-top:14px;font-size:14.5px;color:#90aebf}
.zf-badges{display:flex;gap:14px;align-items:center;margin-top:16px}
.zf-badges img{height:30px;width:auto}
.zf-author{display:flex;gap:16px;align-items:flex-start;border:1px solid #143244;
background:#0b1e2a;border-radius:14px;padding:16px 18px;margin-top:26px}
.zf-author img{flex:0 0 72px;width:72px;height:72px;border-radius:50%;object-fit:cover;
border:2px solid #1f9fd6}
.zf-aname{margin:0;font-weight:700}
.zf-arole{margin:0 0 7px;color:#1f9fd6;font-size:14px}
.zf-abio{margin:0;font-size:14.5px;color:#90aebf}
.zf-faq{margin:0 0 22px}
.zf-ft{margin-top:46px;border-top:1px solid #143244;background:#0b1e2a;padding:26px 0 22px;font-size:15px}
.zf-ftlogo{height:36px;width:auto;margin-bottom:12px}
.zf-disc{margin:16px 0 0;font-size:13.5px;color:#90aebf;border-top:1px solid #143244;padding-top:14px}
.zf-copy{margin:12px 0 0;font-size:13.5px;color:#90aebf;display:flex;align-items:center;gap:10px}

.zf-shell{display:grid;grid-template-columns:288px 1fr;min-height:100vh}
.zf-side{background:#0b1e2a;border-right:1px solid #143244}
.zf-sidein{position:sticky;top:0;padding:22px 22px 26px;display:flex;flex-direction:column;
gap:14px;max-height:100vh;overflow-y:auto;align-items:flex-start}
.zf-sidein>.zf-nav,.zf-sidein>.zf-sidecta,.zf-sidein>.zf-sidetoc{align-self:stretch}
.zf-side .zf-nav{flex-direction:column;align-items:stretch;gap:6px}
.zf-side .zf-nav a{text-align:left}
.zf-sidecta .zf-navcta{width:100%;justify-content:center}
.zf-sidetoc{display:flex;flex-direction:column;gap:6px;border-top:1px solid #143244;padding-top:12px;margin-top:4px}
.zf-sidetoc a{color:#90aebf;text-decoration:none;font-size:13.5px}
.zf-sidetoc a:hover{color:#1f9fd6}
.zf-col{min-width:0}
.zf-main{max-width:840px;margin:0 auto;padding:34px 26px 10px}
.zf-heroimg img{border-radius:14px;border:1px solid #143244;margin:20px 0 4px}
.zf-ft .zf-wrap{max-width:840px;padding-left:26px;padding-right:26px}
@media(max-width:980px){.zf-shell{grid-template-columns:1fr}
.zf-side{border-right:0;border-bottom:1px solid #143244}
.zf-sidein{position:static;max-height:none}
.zf-side .zf-nav{flex-direction:row}.zf-sidetoc{display:none}}