:root{--bg:#f3f5f7;--card:#fff;--ink:#1c2430;--muted:#5d6878;--line:#e3e7ec;--head:#16202c;--link:#0b6bcb;--cta:#15a150;--cta-d:#0f8741;--soft:#eef6f1;--warn:#fff7e6;--warn-b:#f0c36b}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--link)}
img{max-width:100%;height:auto}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:6px 10px;z-index:10}
.top{background:var(--head);color:#fff;position:sticky;top:0;z-index:5;box-shadow:0 1px 0 rgba(255,255,255,.06)}
.top-row{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;flex:none}
.brand-icon{width:34px;height:34px;border-radius:9px;display:block}
.brand-txt{display:flex;flex-direction:column}
.brand-logo{height:22px;width:auto;display:block}
.brand-sub{font-size:11px;color:#9fb0c3;margin-top:3px;letter-spacing:.3px}
.nav{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.nav a{color:#dbe4ee;text-decoration:none;font-size:15px;padding:8px 10px;border-radius:8px}
.nav a:hover,.nav a[aria-current]{background:rgba(255,255,255,.08);color:#fff}
.langs{display:flex;border:1px solid rgba(255,255,255,.2);border-radius:8px;overflow:hidden;font-size:13px;font-weight:600}
.langs a,.langs span{padding:6px 10px;color:#dbe4ee;text-decoration:none}
.langs span{background:#fff;color:var(--head)}
.btn{display:inline-block;background:var(--cta);color:#fff;text-decoration:none;font-weight:700;padding:11px 18px;border-radius:10px;text-align:center}
.btn:hover{background:var(--cta-d)}
.btn-top{padding:9px 14px;font-size:14px;flex:none}
.menu-toggle{display:none}.menu-btn{display:none}
.disclose{font-size:13px;color:var(--muted);margin:10px auto 0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start;margin-top:14px;margin-bottom:40px}
.article{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px 36px 36px;min-width:0}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:10px}.crumbs a{color:var(--muted)}.crumbs span{margin:0 6px}
h1{font-size:34px;line-height:1.2;margin:0 0 12px;letter-spacing:-.3px}
h2{font-size:25px;line-height:1.3;margin:38px 0 12px;padding-top:6px;scroll-margin-top:80px}
h3{font-size:19px;margin:24px 0 8px}
.lead{font-size:19px;color:#333d4a;margin:0 0 8px}
.byline{font-size:13px;color:var(--muted);margin:0 0 18px}
.summary{border-left:4px solid var(--cta);background:var(--soft);border-radius:0 10px 10px 0;padding:12px 18px;margin:0 0 22px}
.summary-h{font-weight:700;margin:0 0 4px;font-size:15px;text-transform:uppercase;letter-spacing:.6px;color:var(--cta-d)}
.summary ul{margin:0;padding-left:20px}.summary li{margin:3px 0}
figure{margin:22px 0}
figure img{display:block;border-radius:10px;border:1px solid var(--line);width:100%}
figure.phone{max-width:320px;margin-left:auto;margin-right:auto}
figcaption{font-size:14px;color:var(--muted);margin-top:8px;text-align:center}
.note{background:var(--warn);border:1px solid var(--warn-b);border-radius:10px;padding:12px 18px;margin:20px 0}
.note p{margin:6px 0}
.example{border:1px dashed #9db4c9;border-radius:10px;padding:12px 18px;margin:20px 0;background:#f8fbfe}
.example-label{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:#fff;background:#4a6c8c;border-radius:6px;padding:2px 8px;margin-bottom:4px}
.example p{margin:6px 0}
.cta{background:var(--head);color:#fff;border-radius:12px;padding:16px 20px;margin:24px 0;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta p{margin:0}.cta .btn{flex:none}
.table-wrap{overflow-x:auto;margin:18px 0;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:#f0f3f6;font-weight:700}
tr:last-child td{border-bottom:0}
ol,ul{padding-left:24px}li{margin:4px 0}
.qa{border-top:1px solid var(--line);padding:4px 0}
.qa h3{margin:14px 0 4px;font-size:18px}
.qa p{margin:4px 0 12px}
.side{position:sticky;top:84px;display:flex;flex-direction:column;gap:16px}
.bonus{background:linear-gradient(160deg,#1d2b3b,#12202e);color:#fff;border-radius:14px;padding:18px}
.bonus-k{margin:0;font-size:13px;color:#a9bbcd}
.bonus-v{margin:4px 0 2px;font-size:22px;font-weight:800;line-height:1.25;color:#ffd24d}
.bonus-n{margin:0 0 12px;font-size:13px;color:#a9bbcd}
.bonus .btn{display:block}
.bonus-inline{display:none;margin:0 0 20px}
.toc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;font-size:15px;max-height:calc(100vh - 330px);overflow:auto}
.toc-h{font-weight:700;margin:0 0 6px}
.toc ol{margin:0;padding-left:20px}.toc li{margin:5px 0}.toc a{text-decoration:none}
.foot{background:var(--head);color:#c9d4df;font-size:14px;padding:30px 0 20px}
.foot a{color:#dbe4ee}
.f-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.f-h{color:#fff;font-weight:700;margin:0 0 8px}
.f-cols ul{list-style:none;padding:0;margin:0}.f-cols li{margin:5px 0}.f-cols a{text-decoration:none}
.f-note{border-top:1px solid rgba(255,255,255,.12);margin-top:22px;padding-top:14px}
.age{display:inline-block;border:2px solid #ff6b6b;color:#ff6b6b;border-radius:50%;width:34px;height:34px;line-height:30px;text-align:center;font-weight:800;font-size:12px;margin-right:6px}
@media(max-width:1000px){
 .layout{grid-template-columns:1fr}
 .side{display:none}
 .bonus-inline{display:block}
 .nav{display:none;position:absolute;left:0;right:0;top:64px;background:var(--head);flex-direction:column;padding:8px 16px 14px}
 .menu-toggle:checked~.nav{display:flex}
 .menu-btn{display:block;order:3;width:40px;height:40px;position:relative;cursor:pointer}
 .menu-btn span,.menu-btn span:before,.menu-btn span:after{position:absolute;left:9px;width:22px;height:2px;background:#fff;content:""}
 .menu-btn span{top:19px}.menu-btn span:before{top:-7px;left:0}.menu-btn span:after{top:7px;left:0}
 .top-row{justify-content:space-between;gap:10px}
 .btn-top{display:none}
 .langs{order:2;margin-left:auto}
 .f-cols{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
 body{font-size:16px}
 .article{padding:18px 16px 24px;border-radius:0;border-left:0;border-right:0;margin:0 -16px}
 h1{font-size:27px}h2{font-size:22px}.lead{font-size:17px}
 .brand-logo{height:18px}.brand-icon{width:30px;height:30px}.brand-sub{font-size:10px}
 .cta{flex-direction:column;align-items:stretch}
}
.layout.one{grid-template-columns:1fr;max-width:820px}

html{scroll-behavior:smooth}
.auth{display:flex;align-items:center;gap:8px;flex:none}
.btn-login{color:#fff;text-decoration:none;font-weight:600;font-size:14px;padding:8px 14px;border:1px solid rgba(255,255,255,.35);border-radius:10px}
.btn-login:hover{background:rgba(255,255,255,.1)}
.btn-reg{padding:9px 16px;font-size:14px}
.to-top{position:fixed;right:18px;bottom:18px;width:44px;height:44px;border-radius:50%;background:var(--head);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.25);opacity:.85;z-index:6;text-decoration:none}
.to-top:hover{opacity:1;background:var(--cta)}
@media(max-width:1000px){.auth{order:3}.menu-btn{order:4}}
@media(max-width:600px){
 .top-row{gap:6px}
 .brand-sub{display:none}
 .brand-logo{height:16px}.brand-icon{width:26px;height:26px}.brand{gap:7px}
 .langs a,.langs span{padding:5px 7px;font-size:12px}
 .btn-login{display:none}
 .btn-reg{padding:7px 10px;font-size:12.5px;border-radius:8px}
 .menu-btn{width:34px}
 .menu-btn span,.menu-btn span:before,.menu-btn span:after{left:6px}
 .to-top{right:12px;bottom:12px;width:40px;height:40px}
}
@media(max-width:360px){.brand-logo{height:14px}}
.f-disc{font-size:13px;color:inherit;opacity:.85;margin:0 0 8px}