:root{--ink:#18324d;--muted:#5c7188;--line:#d8e3ef;--blue:#1f4ed8;--pale:#f4f8fc;--white:#fff;--shadow:0 18px 55px rgba(15,42,70,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.68}
.fc-public-topbar{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.fc-public-topbar-inner{width:min(1240px,calc(100% - 40px));min-height:84px;margin:auto;display:flex;align-items:center;gap:20px}.fc-public-brand{width:clamp(180px,14vw,250px);display:flex}.fc-public-brand-wordmark{display:block;width:100%;height:auto}.fc-public-nav{margin-left:auto;display:flex;align-items:center;gap:5px;flex-wrap:wrap}.fc-public-nav a{color:var(--ink);text-decoration:none;padding:9px 11px;border-radius:10px;font-size:14px}.fc-public-nav a:hover,.fc-public-nav a.is-current{background:#eaf0ff;color:#1d4ed8}.fc-public-nav-toggle{display:none}
.machineArticle{width:min(1180px,calc(100% - 40px));margin:auto}.breadcrumbs{display:flex;gap:10px;align-items:center;padding:24px 0 4px;color:var(--muted);font-size:14px}.breadcrumbs a{color:#315f9c;text-decoration:none}
.articleHero{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);gap:42px;align-items:center;padding:54px 0 60px}.eyebrow{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.articleHero h1{font-size:clamp(36px,5vw,62px);line-height:1.04;letter-spacing:-.045em;margin:13px 0 22px;max-width:900px}.lead{font-size:20px;line-height:1.55;color:#435d76}.heroActions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;text-decoration:none;font-weight:750}.btn.primary{background:var(--blue);color:#fff;box-shadow:0 10px 25px rgba(31,78,216,.23)}.btn.secondary{border:1px solid var(--line);color:var(--ink);background:#fff}.heroFigure,.technicalFigure{margin:0}.heroFigure img,.technicalFigure img{display:block;width:100%;height:auto;border-radius:24px;box-shadow:var(--shadow);background:var(--pale)}figcaption{margin-top:10px;color:var(--muted);font-size:13px}
.articleLayout{display:grid;grid-template-columns:minmax(0,800px) 250px;gap:58px;align-items:start;padding-bottom:70px}.articleBody section{scroll-margin-top:110px;margin:0 0 48px}.articleBody h2{font-size:30px;line-height:1.18;letter-spacing:-.025em;margin:0 0 18px}.articleBody p{font-size:17px;color:#2c4862;margin:0 0 17px}.technicalFigure{margin:48px 0}.tableWrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px}.tableWrap table{width:100%;border-collapse:collapse;min-width:650px}.tableWrap th,.tableWrap td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}.tableWrap thead th{background:#edf4fb;color:#173b62}.tableWrap tbody tr:last-child>*{border-bottom:0}
.formulaCard{padding:28px;border-radius:20px;background:linear-gradient(135deg,#f0f5ff,#f8fbff);border:1px solid #ceddff}.formula{font-family:"Cambria Math","Times New Roman",serif;font-size:30px;font-weight:700;color:#173f9f;padding:10px 0 16px}.errors ul{padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px}.errors li{padding:14px 16px;border-left:4px solid #d84b4b;background:#fff6f6;border-radius:8px;color:#553238}.steps{list-style:none;padding:0;display:grid;gap:10px}.steps li{display:flex;align-items:flex-start;gap:14px;padding:14px 16px;background:var(--pale);border-radius:12px}.steps span{display:inline-grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;font-size:13px}
.fitsCalc{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:30px;background:#102a47;border-radius:22px;color:#fff}.fitsCalc h2,.fitsCalc p{color:#fff}.fitsCalc p{opacity:.82}.relatedGrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.relatedGrid a{padding:15px 16px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:#174b87;background:#fff}.sources ol{padding-left:22px}.sources li{margin:10px 0;color:#536b82}.sources a{color:#1d4ed8}
.articleAside{position:sticky;top:110px}.asideCard{display:grid;gap:10px;padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 35px rgba(15,42,70,.05)}.asideCard a{color:#315f9c;text-decoration:none;font-size:14px}.siteFooter{border-top:1px solid var(--line);padding:32px max(20px,calc((100% - 1180px)/2));display:flex;justify-content:space-between;gap:30px;color:var(--muted)}.siteFooter div{display:grid}.siteFooter nav{display:flex;gap:18px}.siteFooter a{color:#315f9c;text-decoration:none}
.fcMachinesWave1{margin-top:18px;padding:18px;border-radius:14px;background:#f3f7fc;border:1px solid #d8e3ef}.fcMachinesWave1 h4{margin:0 0 6px;font-size:18px}.fcMachinesWave1 p{margin:0 0 10px}.fcMachinesWave1 ul{margin:8px 0;padding-left:20px}.fcMachinesWave1 details{margin-top:10px}.fcMachinesWave1 summary{cursor:pointer;color:#1d4ed8;font-weight:700}
@media(max-width:900px){.articleHero{grid-template-columns:1fr;padding-top:36px}.articleLayout{grid-template-columns:1fr}.articleAside{display:none}.fc-public-nav{display:none}.fc-public-nav-toggle{display:flex;margin-left:auto}.errors ul,.relatedGrid{grid-template-columns:1fr}.fitsCalc{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.machineArticle{width:min(100% - 24px,1180px)}.fc-public-topbar-inner{width:calc(100% - 24px);min-height:70px}.articleHero{gap:26px;padding-bottom:42px}.articleHero h1{font-size:36px}.lead{font-size:18px}.articleBody h2{font-size:26px}.siteFooter{padding:26px 16px;flex-direction:column}.siteFooter nav{flex-wrap:wrap}}