:root{color-scheme:dark;--ink:#f5f7ff;--muted:#abb9d6;--line:rgba(183,197,255,.16);--violet:#8b80ff;--mint:#72edd6;--surface:rgba(19,28,56,.8)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#090f25;color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.68;-webkit-font-smoothing:antialiased}
body:before{content:"";position:fixed;z-index:-1;inset:0;background:radial-gradient(ellipse 50% 29% at 21% 6%,rgba(92,96,211,.30),transparent 85%),radial-gradient(ellipse 50% 32% at 85% 16%,rgba(43,185,172,.12),transparent 83%),linear-gradient(165deg,#101534,#0a1025 57%,#070d1e);pointer-events:none}
a{color:#9cefe5}a:hover{text-decoration:none}a:focus-visible{outline:2px solid var(--mint);outline-offset:4px;border-radius:3px}
.shell{width:min(1060px,calc(100% - 40px));margin:0 auto}.topbar{border-bottom:1px solid var(--line);background:rgba(6,13,33,.74);backdrop-filter:blur(13px)}.topinner{min-height:79px;display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:white;font-weight:850;letter-spacing:.065em}.logo{display:grid;place-items:center;height:42px;width:42px;border-radius:12px;background:linear-gradient(135deg,#8977fe,#64d9d6);box-shadow:0 8px 24px #0006;font-size:22px;color:#101830}.brand small{display:block;color:#9eafda;font-weight:600;font-size:10px;letter-spacing:.16em;margin-top:-3px}.lang-switch{display:flex;gap:5px;border-radius:30px;border:1px solid var(--line);padding:4px;background:#111b39}.lang-switch a{font-size:12px;text-decoration:none;padding:7px 13px;border-radius:21px;color:var(--muted);font-weight:750}.lang-switch a[aria-current="page"]{background:var(--mint);color:#0c1c28}.hero{padding:77px 0 50px}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--mint);font-size:12px;letter-spacing:.13em;font-weight:800;text-transform:uppercase}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}h1{font-size:clamp(37px,5.3vw,65px);line-height:1.12;letter-spacing:-.04em;margin:18px 0 19px;max-width:750px}h1 em{font-style:normal;background:linear-gradient(95deg,#a49bff,#7df6df);color:transparent;background-clip:text}.lead{font-size:17px;max-width:700px;color:#c1cce4;line-height:1.7;margin:0 0 24px}.meta{color:#9eafce;font-size:12px;display:flex;flex-wrap:wrap;gap:15px}.main-grid{display:grid;grid-template-columns:250px minmax(0,1fr);align-items:start;gap:32px;padding-bottom:85px}.toc{position:sticky;top:28px;border:1px solid var(--line);border-radius:19px;background:var(--surface);padding:22px}.toc h2{margin:0 0 14px;font-size:12px;text-transform:uppercase;color:#99a6c8;letter-spacing:.16em}.toc ul{padding:0;margin:0;list-style:none}.toc li a{display:block;text-decoration:none;color:#cbd5ef;padding:9px 0;border-bottom:1px solid rgba(183,197,255,.075);font-size:13px}.toc li:last-child a{border:0}.toc li a:hover{color:#8df3e0}.paper{background:rgba(16,24,50,.86);border:1px solid var(--line);border-radius:25px;padding:clamp(22px,4vw,48px);box-shadow:0 24px 70px rgba(0,0,0,.19)}section{scroll-margin-top:24px;padding:28px 0;border-bottom:1px solid var(--line)}section:first-child{padding-top:0}section:last-child{border:0;padding-bottom:0}section h2{font-size:clamp(19px,2.3vw,24px);letter-spacing:-.02em;margin:0 0 13px;color:#f5f6ff}p{margin:12px 0;color:#c1cce4;font-size:14px}ul{color:#c1cce4;font-size:14px;padding-left:21px}li{margin:10px 0}strong{color:#edf5ff}.note{border-left:3px solid var(--mint);padding:13px 17px;background:rgba(74,213,182,.09);border-radius:0 10px 10px 0}.contact{display:inline-flex;max-width:100%;overflow-wrap:anywhere;gap:10px;align-items:center;text-decoration:none;background:rgba(114,237,214,.11);padding:11px 16px;border:1px solid rgba(114,237,214,.26);border-radius:12px;font-weight:750;font-size:14px}.foot{border-top:1px solid var(--line);padding:30px 0 45px;text-align:center;font-size:12px;color:#7f91bb}.foot span{color:#bfc9e8}.skip{position:absolute;left:-9999px;top:5px}.skip:focus{left:5px;z-index:99;padding:10px;background:#0f2459}
@media(max-width:760px){.shell{width:min(100% - 26px,1060px)}.hero{padding:54px 0 32px}.main-grid{grid-template-columns:1fr;gap:17px}.toc{position:static}.toc ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.paper{border-radius:19px}.topinner{min-height:71px}.logo{width:36px;height:36px}.brand{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}