:root{color-scheme:dark;--bg:#090e1b;--panel:#111a2b;--stroke:#26364d;--white:#f4f7fc;--muted:#a3b4c8;--mint:#9cf4d3;--blue:#83b3ff;--orange:#ffb98d}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.65;font-size:17px}
a{color:var(--mint)}a:focus-visible,.btn:focus-visible{outline:2px solid var(--mint);outline-offset:3px}
.wrap{max-width:860px;margin:0 auto;padding:0 22px}
.wide{max-width:1100px}
header.top{display:flex;align-items:center;justify-content:space-between;gap:12px 16px;padding:20px 0;flex-wrap:wrap}
.brand{font-size:20px;font-weight:800;letter-spacing:-.6px;color:var(--white);text-decoration:none}.brand b{color:var(--mint);margin-right:6px}.brand span{color:#8195b3;font-weight:500}
nav.main a{color:#9baac0;font-size:15px;text-decoration:none;margin-left:18px;display:inline-block;padding:8px 0}nav.main a:hover{color:#eaf9fd}
.crumbs{font-size:14px;color:#8b9bb1;margin:6px 0 0}.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:4px}
.crumbs li+li:before{content:"›";margin:0 6px;color:#5d6f88}.crumbs a{color:#9baac0}
h1{font-size:clamp(30px,5vw,44px);line-height:1.12;letter-spacing:-1.2px;margin:18px 0 14px}
h2{font-size:clamp(22px,3vw,28px);letter-spacing:-.5px;margin:40px 0 10px;line-height:1.25}
h3{font-size:19px;margin:26px 0 6px}
p,li{color:#cfdae8}
.answer{background:linear-gradient(135deg,#132b2a,#101f2b);border:1px solid #2c5f55;border-radius:12px;padding:18px 20px;margin:18px 0}
.answer p{margin:0;color:#e6f5ef}
.stamp{font-size:14px;color:#8fa1b8;margin:10px 0 0}
.cta{background:linear-gradient(145deg,#163d36,#102b37);border:1px solid #34725f;border-radius:12px;padding:18px 20px;margin:28px 0}
.cta p{margin:0 0 12px;color:#d5e8e5}
.btn{display:inline-block;text-decoration:none;color:#0b1a20;background:linear-gradient(145deg,#b6f9df,#86e0c0);border:1px solid #b2fbdb;font-weight:800;border-radius:10px;padding:12px 18px;font-size:16px;margin:4px 8px 4px 0}
.btn.ghost{background:transparent;color:var(--white);border-color:#395b61}
code,kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;background:#16233a;border:1px solid #26364d;border-radius:5px;padding:1px 5px;overflow-wrap:anywhere;color:#e8eefb}
pre{background:#0d1628;border:1px solid #26364d;border-radius:10px;padding:14px;overflow-x:auto;font-size:14px;line-height:1.5}
pre code{background:none;border:0;padding:0;overflow-wrap:normal;white-space:pre}
.note{border-left:3px solid #e7bf84;background:#3f332825;border-radius:4px;color:#e2c39c;padding:12px 16px;margin:18px 0;font-size:15px}
.note p{color:#e2c39c;margin:0}
.tablewrap{overflow-x:auto;margin:14px 0}
table{border-collapse:collapse;width:100%;font-size:15px;min-width:420px}
th,td{border:1px solid #26364d;padding:8px 10px;text-align:left;vertical-align:top}
th{background:#131f31;color:#e9f1fb}td{color:#cfdae8}
ol.steps>li{margin:0 0 14px}
.faq h3{color:#eef6ff}
.sources li,.related li{margin:6px 0}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:20px 0;padding:0;list-style:none}
.cards li{background:linear-gradient(135deg,#131f31,#101827);border:1px solid #233046;border-radius:12px;padding:16px 18px;margin:0}
.cards a{font-weight:750;font-size:17px;text-decoration:none}.cards a:hover{text-decoration:underline}
.cards p{margin:6px 0 0;font-size:15px;color:#a9b9cd}
.hub{font-size:14px;color:#8fa1b8;text-transform:uppercase;letter-spacing:1.4px;font-weight:800;margin:30px 0 0}
footer{border-top:1px solid #1b2739;margin-top:48px;padding:26px 0 48px;color:#8b9bb1;font-size:14px}
footer p{margin:6px 0;color:#8b9bb1}footer a{color:#9baac0;display:inline-block;padding:6px 0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:10;background:#9cf4d3;color:#08151a;font-weight:800;padding:12px 16px;border-radius:8px}.skip-link:focus{top:12px}
@media(max-width:640px){.cards{grid-template-columns:1fr}nav.main a{margin:0 14px 0 0}body{font-size:16px}}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto!important}}
@media print{nav,.cta,.skip-link{display:none!important}html,body,*{background:#fff!important;color:#000!important}}