:root{--k:#111;--w:#fff;--g:#f2f2f2;--g2:#d9d9d9;--mu:#6b6b6b;--co:#0033ff;--h:"Inter Tight",Arial,sans-serif;--b:"Noto Sans",Arial,sans-serif;--rail:72px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--w);color:var(--k);font:400 17px/1.7 var(--b)}
img{max-width:100%;height:auto;display:block}
a{color:var(--co)}
/* icon rail */
.sw-rail{position:fixed;top:0;left:0;bottom:0;width:var(--rail);background:var(--k);color:#fff;z-index:50;display:flex;flex-direction:column;align-items:stretch;transition:width .3s ease;overflow:hidden}
.sw-rail.open{width:280px;box-shadow:0 0 0 100vmax rgba(0,0,0,.35)}
.sw-rail-toggle{height:var(--rail);border:0;background:var(--co);cursor:pointer;position:relative;flex:none}
.sw-rail-toggle span,.sw-rail-toggle span::before,.sw-rail-toggle span::after{position:absolute;left:24px;width:24px;height:2px;background:#fff;transition:.25s}
.sw-rail-toggle span{top:35px}
.sw-rail-toggle span::before,.sw-rail-toggle span::after{content:"";left:0}
.sw-rail-toggle span::before{top:-7px}.sw-rail-toggle span::after{top:7px}
.sw-rail.open .sw-rail-toggle span{background:transparent}
.sw-rail.open .sw-rail-toggle span::before{top:0;transform:rotate(45deg)}
.sw-rail.open .sw-rail-toggle span::after{top:0;transform:rotate(-45deg)}
.sw-rail-links{display:flex;flex-direction:column}
.sw-rail-links a{display:flex;align-items:center;gap:20px;height:64px;padding:0 22px;color:#fff;text-decoration:none;border-bottom:1px solid #2a2a2a;white-space:nowrap}
.sw-rail-links b{font:700 1rem var(--h);width:28px;flex:none}
.sw-rail-links span{font:500 1rem var(--h);opacity:0;transition:opacity .2s}
.sw-rail.open .sw-rail-links span{opacity:1}
.sw-rail-links a:hover b,.sw-rail-links a.cur b{color:#7d95ff}
.sw-rail-links a.cur{background:#1d1d1d;box-shadow:inset 4px 0 0 var(--co)}
.sw-rail-age{margin-top:auto;padding:18px 0;text-align:center;font:700 .8rem var(--h);border-top:1px solid #2a2a2a;width:var(--rail)}
.sw-page{margin-left:var(--rail)}
/* top */
.sw-top{display:flex;align-items:center;gap:28px;padding:16px 40px;border-bottom:1px solid var(--k)}
.sw-logo img{width:200px}
.sw-top p{margin:0;font:500 .9rem var(--h);color:var(--mu)}
/* head */
.sw-head{max-width:1240px;margin:0 auto;padding:50px 40px 0}
.sw-crumbs{font:500 .85rem var(--h);color:var(--mu);margin-bottom:20px}
.sw-crumbs a{color:var(--mu);text-decoration:none}
.sw-head h1{font:800 clamp(2.2rem,5.2vw,4.6rem)/1.02 var(--h);letter-spacing:-.035em;margin:0 0 34px;max-width:1050px}
.sw-meta{display:grid;grid-template-columns:repeat(4,1fr);margin:0;border-top:8px solid var(--k)}
.sw-meta div{padding:12px 16px 14px 0;border-right:1px solid var(--g2);margin-right:16px}
.sw-meta div:last-child{border-right:0}
.sw-meta dt{font:700 .72rem var(--h);letter-spacing:.12em;text-transform:uppercase;color:var(--mu)}
.sw-meta dd{margin:2px 0 0;font:600 1rem var(--h)}
.sw-hero{max-width:1240px;margin:28px auto 0;padding:0 40px}
.sw-hero img{width:100%;max-height:560px;object-fit:cover}
/* asymmetric text grid */
.sw-text{max-width:1240px;margin:0 auto;padding:44px 40px 30px 300px;position:relative}
.sw-lead{font:600 1.35rem/1.5 var(--h);letter-spacing:-.01em;margin:0 0 30px;max-width:760px}
.sw-text>*:not(.sw-note){max-width:760px}
.sw-text h2{position:relative;font:800 clamp(1.5rem,2.6vw,2.1rem)/1.15 var(--h);letter-spacing:-.02em;margin:56px 0 18px;padding-top:14px;border-top:1px solid var(--k);scroll-margin-top:20px}
.sw-text h2::before{content:attr(data-no);position:absolute;left:-260px;top:6px;font:800 5.2rem/1 var(--h);letter-spacing:-.05em;color:var(--co)}
.sw-text h3{font:700 1.2rem var(--h);margin:26px 0 8px}
.sw-text p{margin:0 0 1em}
.sw-text strong{font-weight:600}
.sw-text ul,.sw-text ol{padding-left:1.2em}
.sw-text li{margin-bottom:.35em}
.sw-text ul li::marker{content:"— ";color:var(--co)}
.sw-text .sw-qa-list li::marker{content:none}
.tbl-wrap{overflow-x:auto;margin:0 0 1.4em;max-width:900px !important}
.tbl-wrap table{width:100%;border-collapse:collapse;min-width:520px;font-size:.93rem}
.tbl-wrap th{text-align:left;font:700 .75rem var(--h);letter-spacing:.08em;text-transform:uppercase;border-bottom:3px solid var(--k);padding:10px 12px 8px 0}
.tbl-wrap td{padding:10px 12px 10px 0;border-bottom:1px solid var(--g2);vertical-align:top}
.sw-note{margin:26px 0;max-width:760px}
.sw-note figcaption{font:500 .85rem var(--h);color:var(--mu);padding-top:8px;border-top:1px solid var(--k);margin-top:8px}
.sw-note figcaption span{color:var(--co);font-weight:700}
/* calc */
.sw-calc{margin:30px 0;border:1px solid var(--k);padding:24px;background:var(--g)}
.sw-calc-title{font:800 1.3rem var(--h);margin:0 0 16px}
.sw-calc-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--k);border:1px solid var(--k)}
.sw-calc-f{display:flex;flex-direction:column;gap:6px;background:#fff;padding:12px;font:700 .72rem var(--h);letter-spacing:.08em;text-transform:uppercase;color:var(--mu)}
.sw-calc input{border:0;border-bottom:2px solid var(--k);font:700 1.4rem var(--h);color:var(--k);padding:4px 0;width:100%;background:transparent}
.sw-calc input:focus{outline:none;border-color:var(--co)}
.sw-calc-out{display:grid;grid-template-columns:repeat(3,1fr);margin:16px 0 10px}
.sw-calc-out div{padding-right:14px}
.sw-calc-out span{display:block;font:700 .72rem var(--h);letter-spacing:.08em;text-transform:uppercase;color:var(--mu)}
.sw-calc-out b{font:800 1.8rem/1.1 var(--h);letter-spacing:-.02em;color:var(--co)}
.sw-calc-out b.is-neg{color:#d0021b}
.sw-calc-note{font-size:.84rem;color:var(--mu);margin:0}
/* faq with search */
.sw-search{display:flex;flex-direction:column;gap:6px;margin-bottom:18px;font:700 .72rem var(--h);letter-spacing:.1em;text-transform:uppercase;color:var(--mu)}
.sw-search input{border:2px solid var(--k);padding:12px 14px;font:500 1rem var(--b);outline:none}
.sw-search input:focus{border-color:var(--co)}
.sw-qa-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--k)}
.sw-qa{border-bottom:1px solid var(--k)}
.sw-qa[hidden]{display:none}
.sw-qa button{width:100%;display:flex;justify-content:space-between;gap:20px;align-items:center;background:none;border:0;padding:16px 0;text-align:left;font:700 1.08rem/1.35 var(--h);color:var(--k);cursor:pointer}
.sw-qa i{flex:none;width:16px;height:16px;position:relative}
.sw-qa i::before,.sw-qa i::after{content:"";position:absolute;left:0;right:0;top:7px;height:2px;background:var(--k);transition:transform .2s}
.sw-qa i::after{transform:rotate(90deg)}
.sw-qa.open i::after{transform:rotate(0)}
.sw-qa.open button{color:var(--co)}
.sw-qa-a{display:none;padding:0 40px 16px 0}
.sw-qa.open .sw-qa-a{display:block}
.sw-qa-a p:last-child{margin-bottom:0}
.sw-empty{color:var(--mu)}
.sw-fine{margin-top:34px;font-size:.84rem;color:var(--mu);border-top:1px solid var(--g2);padding-top:12px}
.sw-fine p{margin:0}
/* circles */
.sw-circles{max-width:1240px;margin:20px auto 60px;padding:30px 40px 0;border-top:8px solid var(--k)}
.sw-circles-t{font:800 1.6rem var(--h);letter-spacing:-.02em;margin:0 0 24px}
.sw-circles-row{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.sw-circles-row a{display:flex;align-items:center;gap:18px;text-decoration:none;color:var(--k);font:700 1.02rem/1.3 var(--h)}
.sw-circles-row img{width:108px;height:108px;border-radius:50%;object-fit:cover;flex:none;border:3px solid var(--k);transition:border-color .2s}
.sw-circles-row a:hover img{border-color:var(--co)}
.sw-circles-row a:hover span{color:var(--co)}
/* tree footer */
.sw-foot{background:var(--g);border-top:1px solid var(--k)}
.sw-foot-grid{max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1fr 2.2fr;gap:50px;padding:44px 40px 26px}
.sw-foot-about img{width:180px;margin-bottom:12px}
.sw-foot-about p{margin:0;font-size:.9rem;color:var(--mu)}
.sw-foot-t{font:700 .75rem var(--h);letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px}
.sw-tree{list-style:none;margin:0 0 12px;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:18px 30px}
.sw-tree>li>a{font:700 1rem var(--h);color:var(--k);text-decoration:none;border-bottom:2px solid var(--co)}
.sw-tree ul{list-style:none;margin:8px 0 0;padding:0 0 0 14px;border-left:1px solid var(--g2)}
.sw-tree ul li{font-size:.84rem;color:var(--mu);line-height:1.4;margin-bottom:4px;position:relative}
.sw-tree ul li::before{content:"";position:absolute;left:-14px;top:.7em;width:9px;height:1px;background:var(--g2)}
.sw-foot-tree>a{font-size:.85rem}
.sw-foot-bar{max-width:1240px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding:16px 40px 28px;border-top:1px solid var(--g2);font:500 .85rem var(--h)}
.sw-badges{display:flex;flex-wrap:wrap;gap:8px}
.sw-badges img{height:34px;width:auto}
.sw-up{position:fixed;right:20px;bottom:20px;z-index:40;width:52px;height:52px;border:0;background:var(--co);color:#fff;font:800 1.2rem var(--h);cursor:pointer;opacity:0;visibility:hidden;transition:.2s}
.sw-up.show{opacity:1;visibility:visible}
@media (max-width:1100px){
  .sw-text{padding-left:40px}
  .sw-text h2::before{position:static;display:block;font-size:2.8rem;margin-bottom:6px}
}
@media (max-width:760px){
  :root{--rail:54px}
  .sw-rail-toggle span{left:15px;top:26px}
  .sw-rail-links a{height:54px;padding:0 13px}
  .sw-rail-links b{font-size:.9rem}
  .sw-rail-age{font-size:.68rem}
  .sw-top{padding:12px 16px}
  .sw-top p{display:none}
  .sw-logo img{width:160px}
  .sw-head{padding:30px 16px 0}
  .sw-meta{grid-template-columns:1fr 1fr}
  .sw-meta div:nth-child(2){border-right:0}
  .sw-hero,.sw-text,.sw-circles{padding-left:16px;padding-right:16px}
  .sw-calc-fields,.sw-calc-out,.sw-circles-row,.sw-foot-grid,.sw-tree{grid-template-columns:1fr}
  .sw-circles-row img{width:80px;height:80px}
  .sw-foot-grid{padding:30px 16px 20px;gap:26px}
  .sw-foot-bar{padding:14px 16px 24px}
  body{font-size:16px}
}