:root{color-scheme:dark;--bg:#08090B;--panel:#101318;--text:#F5F6F7;--muted:#A8ADB5;--line:rgba(255,255,255,.12);--soft:#C6C9CE}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:radial-gradient(900px 620px at 50% -140px,#1b2028 0,var(--bg) 62%);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:#fff}
.wrap{width:min(960px,calc(100% - 40px));margin:0 auto}
.top{position:sticky;top:0;z-index:10;background:rgba(8,9,11,.84);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.topin{min-height:70px;display:flex;align-items:center;gap:14px}
.brand{display:inline-flex;align-items:center;gap:11px;font-size:14px;font-weight:600;letter-spacing:-.01em}
.mark{width:22px;height:22px;display:block}
.spacer{flex:1}
.back,.lang{font-size:13px;color:var(--soft);border:1px solid var(--line);background:rgba(255,255,255,.035);border-radius:999px;padding:9px 12px}
.lang{appearance:none;cursor:pointer;padding-right:30px}
main{padding:78px 0 96px}
.eyebrow{margin:0 0 16px;color:#8E939C;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
h1{margin:0;max-width:17ch;font-size:clamp(42px,7vw,72px);line-height:1;letter-spacing:-.05em;font-weight:650}
.updated{margin:18px 0 0;color:var(--muted);font-size:14px}
.lead{margin:38px 0 0;max-width:70ch;color:var(--soft);font-size:19px;line-height:1.65;letter-spacing:-.01em}
.rule{height:1px;background:var(--line);margin:54px 0}
section{margin:0 0 42px}
h2{margin:0 0 13px;font-size:22px;line-height:1.3;letter-spacing:-.025em}
p,li{font-size:16px;line-height:1.7;color:var(--soft)}
p{margin:0 0 12px}
ul{margin:10px 0 0;padding-left:20px}
li+li{margin-top:7px}
.note{margin-top:24px;padding:18px 20px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.025);color:var(--soft)}
footer{border-top:1px solid var(--line);padding:28px 0 40px;color:#8E939C;font-size:13px}
.foot{display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center}.foot span:first-child{color:var(--soft)}
@media(max-width:640px){.wrap{width:min(100% - 30px,960px)}.topin{min-height:64px}.brand span{display:none}.back{padding:8px 10px}.lang{padding:8px 28px 8px 10px}main{padding:54px 0 72px}.lead{font-size:18px}.rule{margin:42px 0}}
article[data-lang]{display:none}
html[lang="en"] article[data-lang="en"],html[lang="it"] article[data-lang="it"],html[lang="es"] article[data-lang="es"],html[lang="fr"] article[data-lang="fr"],html[lang="ru"] article[data-lang="ru"]{display:block}