:root{color-scheme:light;--bg:#f4f4f5;--ink:#171719;--muted:#5e6270;--line:#d9dadf;--paper:#fff;--red:#a61116;--red-dark:#5e080c;--red-soft:#f7e5e5;--blue:#244967;--soft:#f2f2f3}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;max-width:100%;overflow-x:clip}
    body{margin:0;max-width:100%;overflow-x:clip;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.68}
    a{color:inherit}
    .topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 max(24px,calc((100vw - 1180px)/2));border-bottom:1px solid rgba(222,216,209,.9);background:rgba(255,255,255,.94);position:sticky;top:0;z-index:5}
    .brand{font-weight:900;letter-spacing:.08em;text-transform:uppercase;font-size:15px;color:#121214}
    .topbar nav{display:flex;gap:20px;align-items:center;color:#4d4e52;font-size:14px}
    .topbar a{text-decoration:none}
    .topbar .action{background:var(--red);color:#fff;padding:9px 13px;border-radius:6px;font-weight:800}
    .hero{background:#171417;color:#fff;padding:64px 24px 54px;position:relative;overflow:hidden}
    .hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:18px;background:var(--red)}
    .hero-inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:54px;align-items:end;position:relative}
    .hero-inner>*{min-width:0}
    .kicker{display:inline-flex;align-items:center;gap:8px;color:#fff;background:var(--red);border-radius:6px;padding:7px 10px;text-transform:uppercase;font-size:12px;letter-spacing:.08em;font-weight:900;text-decoration:none}
    h1{max-width:920px;margin:20px 0 0;font-size:52px;line-height:1.06;font-weight:500;letter-spacing:0;overflow-wrap:break-word}
    .hero-lead{max-width:790px;margin:22px 0 0;color:#eee8e2;font-size:19px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden}
    .hero-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px;color:#d9d4d0;font-size:14px;line-height:1.35}
    .hero-meta span{display:inline-flex;align-items:center;gap:8px;min-width:0}
    .hero-meta a{color:inherit;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.36)}
    .hero-meta a:hover,.hero-meta a:focus-visible{border-bottom-color:var(--red)}
    .hero-meta span::before{content:"";width:6px;height:6px;flex:0 0 6px;background:var(--red)}
    .hero-visual{width:100%;max-width:100%;margin:0;border-radius:8px;overflow:hidden;border:1px solid rgba(255,255,255,.16);background:#24191b}
    .hero-visual img{display:block;width:100%;max-width:100%;aspect-ratio:4/3;object-fit:cover}
    .hero-visual-generated img{aspect-ratio:16/10}
    .hero-author{border-top:3px solid var(--red);padding-top:18px}
    .hero-author>span{display:block;margin-bottom:12px;color:#cabfba;font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:800}
    .hero-mark{height:260px;border:1px solid rgba(255,255,255,.16);border-radius:8px;display:grid;place-items:center;background:#251719;color:#fff}
    .hero-mark span{font-size:72px;font-weight:900;line-height:1;color:var(--red)}
    .hero-mark strong{font-size:18px;letter-spacing:.18em}
    .breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px;color:#d9d4cb;font-size:13px}
    .breadcrumbs a,.breadcrumbs span{text-decoration:none}
    .breadcrumbs a::after{content:"/";margin-left:8px;color:#8f9098}
    .layout{max-width:1180px;margin:0 auto;padding:58px 24px 86px;display:grid;grid-template-columns:minmax(0,760px) 300px;gap:64px;align-items:start}
    article{min-width:0}
    .lead{font-size:19px;color:#2f333b;background:var(--paper);border-left:4px solid var(--red);border-radius:8px;padding:24px 26px;margin-bottom:40px;box-shadow:0 18px 45px rgba(24,19,17,.07)}
    .lead strong{display:block;margin-bottom:10px;color:#111;font-size:15px;text-transform:uppercase;letter-spacing:.07em}
    .authors{display:grid;gap:12px;margin-top:18px}
    .author-card{display:grid;grid-template-columns:58px minmax(0,1fr);gap:13px;align-items:center;border:1px solid var(--line);border-radius:8px;background:#fff;padding:11px;text-decoration:none;color:inherit}
    .hero-author .author-card{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
    .author-card img,.author-fallback{width:58px;height:58px;border-radius:6px;object-fit:cover;background:var(--red);color:#fff;display:grid;place-items:center;font-weight:800}
    .author-card strong{display:block;margin:0 0 2px;font-size:15px;color:inherit}
    .author-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.35}
    .hero-author .author-card p{color:#d9d0cd}
    h2{scroll-margin-top:92px;margin:44px 0 16px;font-size:30px;line-height:1.22;font-weight:700;letter-spacing:0}
    p{margin:0 0 16px}
    li{margin:0 0 10px}
    .article-section:first-child h2{margin-top:0}
    .article-table-wrap{overflow:auto;margin:24px 0;border:1px solid var(--line);border-radius:8px}
    table{width:100%;border-collapse:collapse;background:#fff;font-size:15px}
    th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#f0f0eb;color:#343943;font-weight:700}
    tr:last-child td{border-bottom:0}
    .article-cta{margin-top:46px;background:#19171a;color:#fff;border-radius:8px;padding:30px;border-top:4px solid var(--red)}
    .article-cta h2{margin:0 0 12px;color:#fff}
    .article-cta p{color:#e5e2dc}
    .contextual-action{margin:30px 0 38px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center;border-top:2px solid var(--red);border-bottom:1px solid var(--line);background:#fff;padding:22px 24px}
    .contextual-action small{display:block;margin-bottom:6px;color:var(--red);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
    .contextual-action strong{display:block;font-size:20px;line-height:1.2}
    .contextual-action p{margin:6px 0 0;color:var(--muted);font-size:15px;line-height:1.5}
    .contextual-action>a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;max-width:240px;padding:8px 18px;border:1px solid var(--red);color:var(--red);text-decoration:none;text-align:center;font-weight:850;line-height:1.2}
    .contextual-action>a:hover,.contextual-action>a:focus-visible{background:var(--red);color:#fff}
    .lead-form{display:grid;gap:14px;margin-top:22px}
    .lead-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .lead-form label{display:grid;gap:6px;color:#f1ece7;font-size:13px;font-weight:700}
    .lead-form input,.lead-form textarea{width:100%;border:1px solid rgba(255,255,255,.18);border-radius:6px;background:#fff;color:#171719;padding:12px 13px;font:inherit;line-height:1.35}
    .lead-form textarea{resize:vertical;min-height:92px}
    .lead-form button{justify-self:start;border:0;background:var(--red);color:#fff;border-radius:6px;padding:12px 16px;font:inherit;font-weight:800;cursor:pointer}
    .lead-form button:disabled{opacity:.65;cursor:wait}
    .lead-form-status{min-height:22px;margin:0;color:#e5e2dc;font-size:14px}
    .lead-form-status[data-tone="success"]{color:#bfe6c6}
    .lead-form-status[data-tone="error"]{color:#ffc7c7}
    .block-links{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 6px;padding-top:14px;border-top:1px solid var(--line)}
    .block-links span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin-right:2px}
    .block-links a{color:var(--blue);background:#edf3f6;border:1px solid #d4e0e7;border-radius:6px;padding:5px 9px;text-decoration:none;font-size:13px;line-height:1.35}
    .article-rich-text{margin:0 0 16px}
    .article-rich-text ul,.article-rich-text ol{margin:0 0 18px;padding-left:24px}
    .article-rich-text a{color:var(--red);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
    .article-rich-text strong,.article-rich-text b{font-weight:800}
    .article-rich-text em,.article-rich-text i{font-style:italic}
    .article-media-section{margin:44px 0}
    .article-media-block{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,340px);gap:32px;align-items:start}
    .article-media-copy{min-width:0}
    .article-figure{margin:0}
    .article-figure img{display:block;width:100%;height:auto;border-radius:8px;background:#fff;border:1px solid var(--line)}
    .article-figure figcaption{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.35}
    .article-rail{position:sticky;top:116px;align-self:start;display:flex;flex-direction:column;max-height:calc(100vh - 136px);overflow:hidden;background:#fff;border:1px solid var(--line)}
    .side-section{flex:0 0 auto;border-top:1px solid var(--line);padding:24px;margin:0}
    .side-section:first-child{border-top:0}
    .side-section--toc{flex:0 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable;scrollbar-width:thin;scrollbar-color:var(--red) #f0f1f3;transition:box-shadow .2s ease}
    .side-section--toc::-webkit-scrollbar{width:5px;height:5px}
    .side-section--toc::-webkit-scrollbar-track{background:#f0f1f3;border-radius:0}
    .side-section--toc::-webkit-scrollbar-thumb{min-height:34px;background:var(--red);border:0;border-radius:0}
    .side-section--toc::-webkit-scrollbar-button{display:none;width:0;height:0}
    .side-section--toc::-webkit-scrollbar-corner{background:transparent}
    .side-section--toc.can-scroll-up{box-shadow:inset 0 12px 12px -15px rgba(17,18,23,.55)}
    .side-section--toc.can-scroll-down{box-shadow:inset 0 -14px 12px -15px rgba(17,18,23,.55)}
    .side-section--toc.can-scroll-up.can-scroll-down{box-shadow:inset 0 12px 12px -15px rgba(17,18,23,.55),inset 0 -14px 12px -15px rgba(17,18,23,.55)}
    .side-section h3{margin:0 0 12px;font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:#3d4149}
    .side-section p,.side-section li{font-size:14px;color:var(--muted)}
    .side-section .authors{margin-top:0}
    .side-section .author-card{grid-template-columns:82px minmax(0,1fr);gap:16px;border:0;background:transparent;padding:0}
    .side-section .author-card img,.side-section .author-fallback{width:82px;height:106px;border-radius:2px;object-fit:cover;object-position:center top}
    .side-section .author-card strong{font-size:16px;line-height:1.2}
    .side-section .author-card p{font-size:14px;line-height:1.42}
    .author-credit{margin:14px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:12px!important;line-height:1.5!important;color:var(--muted)!important}
    .side-cta{position:relative;bottom:auto;flex:0 0 auto;z-index:3;overflow:hidden;min-height:178px;padding-right:68px;background:#fff;transition:background-color .25s ease}
    .side-cta__content{position:relative;z-index:2}
    .side-cta p{margin-bottom:18px}
    .side-cta__button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;max-width:100%;padding:8px 14px;border:1px solid #b01217;color:#b01217;text-decoration:none;font-weight:850;text-align:center;line-height:1.18}
    .side-cta__button:hover,.side-cta__button:focus-visible{background:#b01217;color:#fff}
    .handoff-guide{position:absolute;inset:0;z-index:1;width:100%;height:100%;pointer-events:none;opacity:0;transform:translateX(8px);transition:opacity .28s ease,transform .28s ease}
    .handoff-guide path{fill:none;stroke:var(--red);stroke-width:1.5;stroke-linecap:square;stroke-linejoin:miter;stroke-dasharray:1;stroke-dashoffset:1;vector-effect:non-scaling-stroke}
    .article-rail.is-handoff .handoff-guide{opacity:1;transform:translateX(0)}
    .article-rail.is-handoff .handoff-guide path{animation:handoff-draw 1.25s cubic-bezier(.55,0,.18,1) forwards}
    .article-rail.is-handoff .side-cta{background:#fff7f7}
    @keyframes handoff-draw{to{stroke-dashoffset:0}}
    @media (prefers-reduced-motion:reduce){
      .handoff-guide{transition:none}
      .article-rail.is-handoff .handoff-guide path{animation:none;stroke-dashoffset:0}
    }
    .toc{display:grid;gap:9px}
    .toc a{position:relative;padding-left:12px;color:#36383d;text-decoration:none;font-size:14px;line-height:1.35;transition:color .18s ease}
    .toc a::before{content:"";position:absolute;left:0;top:.32em;width:2px;height:1em;background:transparent;transition:background-color .18s ease}
    .toc a.is-active{color:var(--red);font-weight:750}
    .toc a.is-active::before{background:var(--red)}
    .toc a:hover{color:var(--red)}
    .side-section ul{padding-left:18px;margin:0}
    .source-link{word-break:break-word;color:var(--blue)}
    .related-section{background:#fff;padding:68px 24px 76px;border-top:1px solid var(--line)}
    .related-inner{max-width:1180px;margin:0 auto}
    .related-head{display:flex;align-items:end;justify-content:space-between;gap:28px}
    .related-section h2{margin:0;font-size:42px;line-height:1.12;color:var(--red);font-weight:500}
    .related-head>p{max-width:560px;margin:0;color:#333842;font-size:18px;line-height:1.55}
    .related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px;margin-top:34px}
    .related-card{display:grid;gap:14px;text-decoration:none;color:inherit;min-width:0}
    .related-thumb{display:block;width:100%;aspect-ratio:1200/760;align-self:start;border-radius:8px;overflow:hidden;background:var(--red)}
    .related-thumb img{display:block;width:100%;height:100%;object-fit:cover}
    .related-card small{margin:4px 18px 0;color:var(--red);font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}
    .related-card strong{display:block;color:var(--red);font-size:22px;line-height:1.18;font-weight:500}
    .related-card span:not(.related-thumb){display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden;color:#777d86;font-size:16px;line-height:1.55}
    .site-footer{background:#161417;color:#fff;padding:52px 24px}
    .footer-inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.35fr repeat(4,minmax(0,1fr));gap:34px}
    .footer-brand strong{display:block;font-size:18px;text-transform:uppercase;letter-spacing:.08em}
    .footer-brand p,.footer-contacts p{margin:12px 0 0;color:#cfc8c5;font-size:14px;line-height:1.55}
    .site-footer h3{margin:0 0 12px;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em}
    .site-footer a{display:block;color:#d9d4d0;text-decoration:none;font-size:14px;line-height:1.35;margin-bottom:9px}
    .site-footer a:hover{color:#fff}

    .shell-topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line,#ded8d1)}
    .shell-topbar__inner{max-width:1180px;margin:0 auto;min-height:72px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .shell-brand{display:inline-flex;align-items:center;gap:9px;color:var(--ink,#171719);font-weight:900;letter-spacing:.08em;text-transform:uppercase;font-size:15px;text-decoration:none;white-space:nowrap}
    .shell-brand::before{content:"";display:block;width:22px;height:22px;background:linear-gradient(135deg,var(--red,#a61116) 0 49%,transparent 50%),#171417;border-radius:4px}
    .shell-nav{display:flex;align-items:center;gap:18px;min-width:0;color:#4d4e52;font-size:14px}
    .shell-nav a{display:inline-flex;align-items:center;color:inherit;text-decoration:none;white-space:nowrap}
    .shell-nav a[aria-current="page"]{color:var(--red,#a61116);font-weight:800}
    .shell-action{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 13px;border-radius:6px;background:var(--red,#a61116);color:#fff!important;font-weight:800}
    .shell-footer{background:#161417;color:#fff;padding:52px 24px}
    .shell-footer__inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.25fr repeat(4,minmax(0,1fr));gap:32px}
    .shell-footer__brand strong{display:block;font-size:18px;text-transform:uppercase;letter-spacing:.08em}
    .shell-footer__brand p,.shell-footer__cta p{margin:12px 0 0;color:#cfc8c5;font-size:14px;line-height:1.55}
    .shell-footer h3{margin:0 0 12px;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em}
    .shell-footer a{display:block;color:#d9d4d0;text-decoration:none;font-size:14px;line-height:1.35;margin-bottom:9px}
    .shell-footer a:hover{color:#fff}
    .shell-footer__cta a{display:inline-flex;margin-top:14px;margin-bottom:0;padding:10px 13px;border-radius:6px;background:var(--red,#a61116);color:#fff;font-weight:800}
    @media (max-width:920px){
      .shell-topbar{position:static}
      .shell-topbar__inner{min-height:0;padding:16px 18px;align-items:flex-start;flex-direction:column}
      .shell-nav{width:100%;flex-wrap:wrap;gap:12px}
      .shell-action{width:100%;max-width:320px}
      .shell-footer__inner{grid-template-columns:1fr;gap:24px}
    }

    .knowledge-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #d9dadf}
    .knowledge-header__inner{max-width:1560px;margin:0 auto;min-height:96px;padding:0 34px;display:grid;grid-template-columns:minmax(150px,220px) minmax(560px,1fr) minmax(390px,max-content);align-items:center;gap:24px}
    .knowledge-logo{display:inline-flex;width:132px;height:74px;justify-self:center;text-decoration:none}
    .knowledge-logo img{display:block;width:100%;height:100%;object-fit:contain}
    .knowledge-nav{width:100%;min-width:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));align-items:center;justify-items:center;color:#4e515b;font-size:15px}
    .knowledge-nav a{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 8px;text-decoration:none;white-space:nowrap;text-align:center;font-weight:500}
    .knowledge-nav a.is-current{color:#b01217;text-shadow:.45px 0 0 currentColor}
    .knowledge-nav a.is-current::before{content:"";position:absolute;left:-3px;top:7px;width:2px;height:15px;background:#b01217}
    .knowledge-nav a.is-current::after{content:"";position:absolute;left:50%;bottom:-31px;width:2px;height:28px;background:#b01217;transform:translateX(-50%)}
    .knowledge-nav a.has-menu{gap:7px}
    .knowledge-nav a.has-menu:not(.is-current)::after{content:"";width:7px;height:7px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .knowledge-actions{display:flex;align-items:center;justify-content:flex-end;gap:18px;min-width:max-content}
    .knowledge-phone{color:#2f333b;text-decoration:none;white-space:nowrap;font-size:15px;font-weight:850;line-height:1.15}
    .knowledge-phone:hover{color:#b01217}
    .knowledge-cta{display:inline-flex;align-items:center;justify-content:center;min-width:194px;min-height:44px;padding:0 18px;border:1px solid #b01217;border-radius:2px;color:#b01217;text-decoration:none;font-weight:850;white-space:nowrap}
    .knowledge-cta:hover,.knowledge-cta:focus-visible{background:#b01217;color:#fff}
    .knowledge-menu{display:none;min-height:38px;padding:0 12px;border:1px solid #d9dadf;border-radius:2px;background:transparent;color:#111217;font-weight:850;cursor:pointer}
    .hero{background:#f6f6f7;color:#111217;padding:58px 24px 54px;border-bottom:1px solid #d9dadf}
    .hero::before{display:none}
    .hero-inner{max-width:1220px;grid-template-columns:minmax(0,1fr) minmax(320px,420px);gap:58px;align-items:center}
    .breadcrumbs{color:#5e6270;margin-bottom:22px}
    .breadcrumbs a::after{color:#a9acb5}
    .kicker{background:transparent;color:#b01217;border-radius:0;padding:0;font-size:13px;letter-spacing:.09em}
    h1{max-width:940px;color:#111217;font-size:clamp(42px,4.8vw,68px);line-height:1.04;font-weight:700}
    .hero-lead{max-width:860px;color:#4f5360;font-size:19px;line-height:1.58}
    .hero-meta{color:#5e6270}
    .hero-visual{border-color:#d9dadf;border-radius:0;background:#fff}
    .layout{max-width:1268px;grid-template-columns:minmax(0,1fr) 320px;gap:48px}
    .lead{border-radius:0;box-shadow:none;border-left:4px solid #b01217;background:#fff}
    .article-section h2{position:relative;font-size:30px}
    .article-section h2::before{content:"";position:absolute;left:-30px;top:6px;width:4px;height:34px;background:#b01217}
    .article-cta{border-radius:0;background:#f8f8f9;color:#111217;border:1px solid #d9dadf;border-top:2px solid #b01217}
    .article-cta h2{color:#111217}
    .article-cta p{color:#5e6270}
    .lead-form label{color:#2f333b}
    .lead-form input,.lead-form textarea{border-color:#d9dadf}
    .lead-form-status{color:#5e6270}
    .related-section{background:#fff;padding:52px 24px 64px}
    .related-inner{max-width:1220px}
    .related-section h2{color:#111217;font-size:clamp(34px,4.2vw,54px);font-weight:700}
    .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
    .related-card{gap:10px;min-height:270px;border:1px solid #d9dadf;background:#fff}
    .related-thumb{border-radius:0;background:#f2f2f3;border-bottom:1px solid #d9dadf}
    .related-card strong{margin:0 18px;color:#111217;font-size:24px;font-weight:800}
    .related-card span:not(.related-thumb){margin:0 18px 20px;color:#5e6270}
    .knowledge-footer{background:#111217;color:#fff;padding:0 22px}
    .knowledge-footer__inner{max-width:1560px;margin:0 auto;padding:46px 0 22px}
    .knowledge-footer__main{display:grid;grid-template-columns:minmax(220px,1.1fr) repeat(2,minmax(150px,.8fr)) minmax(260px,1fr) minmax(150px,.7fr) minmax(190px,.8fr);gap:34px;align-items:start}
    .knowledge-footer__logo{display:inline-flex;width:190px;height:68px;text-decoration:none}
    .knowledge-footer__logo img{display:block;width:100%;height:100%;object-fit:contain}
    .knowledge-footer__brand p{max-width:300px;margin:22px 0 0;color:#737681;font-size:13px;line-height:1.55}
    .knowledge-footer__col h3{margin:0 0 16px;color:#fff;font-size:12px;text-transform:uppercase;letter-spacing:.14em}
    .knowledge-footer__col a,.knowledge-footer__col span{display:block;color:#b9bbc5;text-decoration:none;font-size:14px;line-height:1.45;margin-bottom:10px}
    .knowledge-footer__col a:hover{color:#fff}
    .knowledge-footer__map{height:150px;margin-top:12px;border:1px solid #2f3038;background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(176,18,23,.18));display:grid;place-items:center;color:#7d818c;text-transform:uppercase;letter-spacing:.08em;font-size:11px}
    .knowledge-social{display:flex;gap:8px;margin-top:14px}
    .knowledge-social a{display:grid;place-items:center;width:38px;height:38px;border:1px solid #2f3038;color:#fff;font-weight:900;margin:0}
    .knowledge-footer__bottom{display:flex;justify-content:space-between;gap:18px;margin-top:42px;padding-top:18px;border-top:1px solid #2f3038;color:#737681;font-size:13px}
    @media (max-width:1100px) and (min-width:901px){
      .layout{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
      .side-section{padding:20px}
      .side-cta{padding-right:62px}
    }
    @media (max-width:900px){
      .knowledge-header{position:sticky;top:0;z-index:50}
      .knowledge-header__inner{position:relative;grid-template-columns:112px minmax(0,1fr);min-height:0;padding:12px 16px;gap:12px}
      .knowledge-logo{width:112px;height:62px;justify-self:start}
      .knowledge-nav{display:none}
      .knowledge-header.is-menu-open .knowledge-nav{display:grid;position:absolute;left:16px;right:16px;top:calc(100% + 8px);width:auto;grid-template-columns:1fr;background:rgba(255,255,255,.98);border:1px solid #d9dadf;box-shadow:0 18px 50px rgba(17,18,23,.16);justify-items:stretch;z-index:40}
      .knowledge-header.is-menu-open .knowledge-nav a{justify-content:flex-start;min-height:42px;padding:0 14px;border-bottom:1px solid #d9dadf}
      .knowledge-header.is-menu-open .knowledge-nav a:last-child{border-bottom:0}
      .knowledge-header.is-menu-open .knowledge-nav a.is-current::after{display:none}
      .knowledge-actions{grid-column:1 / -1;grid-row:2;width:100%;min-width:0;justify-self:stretch;display:grid;grid-template-columns:minmax(0,1fr) auto;justify-items:stretch;align-items:center;gap:7px 8px}
      .knowledge-phone{position:absolute;right:16px;top:14px;max-width:calc(100% - 148px);overflow:hidden;text-overflow:ellipsis;text-align:right;font-size:13px}
      .knowledge-cta{min-width:0;width:100%;min-height:38px;padding:0 12px}
      .knowledge-menu{display:inline-flex;align-items:center;justify-content:center}
      .knowledge-footer__main{grid-template-columns:repeat(3,minmax(0,1fr))}
      .knowledge-footer__office{grid-column:1 / -1}
      .knowledge-footer__map{height:220px}
      .topbar{position:static;height:auto;padding:16px 18px;align-items:flex-start;flex-direction:column}
      .topbar nav{width:100%;min-width:0;flex-wrap:wrap}
      .topbar .action{white-space:normal;text-align:center}
      .hero{padding:42px 20px 38px}
      .hero::before{width:8px}
      .hero-inner,.layout{grid-template-columns:1fr}
      .layout{padding:30px 18px 60px;gap:22px}
      .article-rail{position:static;max-height:none;overflow:visible}
      .side-section--toc{overflow:visible;scrollbar-gutter:auto;box-shadow:none!important}
      .side-cta{position:relative;bottom:auto;min-height:0;padding-right:24px}
      .handoff-guide{display:none}
      h1{font-size:36px}
      .hero-lead{font-size:17px;-webkit-line-clamp:7}
      .hero-mark{height:180px}
      .article-media-block{grid-template-columns:1fr;gap:18px}
      .lead-form-grid{grid-template-columns:1fr}
      .related-section{padding:44px 18px 52px}
      .related-section h2{font-size:32px}
      .related-grid{grid-template-columns:1fr;gap:24px}
      .related-head{align-items:flex-start;flex-direction:column;gap:12px}
      .footer-inner{grid-template-columns:1fr;gap:24px}
    }
    @media (max-width:640px){
      .knowledge-header,.knowledge-header__inner{max-width:100%;overflow:hidden}
      .knowledge-header.is-menu-open,.knowledge-header.is-menu-open .knowledge-header__inner{overflow:visible}
      .knowledge-header__inner{width:100%;grid-template-columns:96px minmax(0,1fr);padding:10px 12px}
      .knowledge-header.is-menu-open .knowledge-nav{left:12px;right:12px}
      .knowledge-logo{width:96px;height:54px}
      .knowledge-actions{width:100%;max-width:100%;grid-template-columns:minmax(0,1fr) 64px;gap:6px}
      .knowledge-phone{right:12px;top:10px;max-width:calc(100% - 120px);font-size:12px}
      .knowledge-cta,.knowledge-menu{min-height:34px;font-size:13px}
      .knowledge-cta{min-width:0}
      .knowledge-menu{display:inline-flex;width:64px;min-width:64px;padding:0}
      .hero{padding:34px 0 38px}
      .hero-inner{width:100%;max-width:100%;min-width:0;overflow:hidden;padding-left:20px;padding-right:20px}
      .hero h1,.hero-lead,.breadcrumbs{width:100%;max-width:100%}
      h1{font-size:32px;line-height:1.1;overflow-wrap:anywhere;word-break:break-word}
      .hero-lead{font-size:16px;overflow-wrap:anywhere}
      .hero-meta{display:flex;gap:10px 12px}
      .hero-meta span{min-width:0}
      .hero-visual{max-width:100%;overflow:hidden}
      .layout{width:100%;max-width:100%;min-width:0;overflow:hidden}
      .contextual-action{grid-template-columns:1fr;align-items:start;padding:20px}
      .contextual-action>a{width:100%;max-width:none}
      .article-section h2::before{left:0;top:-12px;width:42px;height:2px}
      .article-section h2{padding-top:10px}
      .knowledge-footer__main{grid-template-columns:1fr}
      .knowledge-footer__brand p{max-width:none}
      .knowledge-footer__bottom{align-items:flex-start;flex-direction:column}
      .side-section{padding:20px}
    }