:root{--blue:#1769ff;--navy:#0b1635;--ink:#102044;--muted:#60708f;--line:#dfe7f3;--shadow:0 18px 55px rgba(20,44,90,.09)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#f8fafc;line-height:1.7}a{text-decoration:none;color:inherit}.wrap{width:min(1180px,calc(100% - 36px));margin:auto}.site-head{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand img{width:220px;max-width:42vw;height:auto;display:block}.nav nav{display:flex;align-items:center;gap:17px;font-size:14px;font-weight:750}.nav nav a:hover{color:var(--blue)}.nav .nav-cta{background:var(--blue);color:#fff;padding:10px 15px;border-radius:12px}.hero{background:linear-gradient(135deg,#eef6ff,#fff 55%,#f4fbff);border-bottom:1px solid var(--line);padding:68px 0 55px}.eyebrow{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.hero h1{font-size:clamp(38px,5.4vw,64px);line-height:1.03;letter-spacing:-.045em;margin:12px 0 18px;max-width:860px}.hero p{font-size:19px;color:var(--muted);max-width:760px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:13px 19px;font-weight:850;border:1px solid var(--line);background:#fff}.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}.section{padding:54px 0}.section h2{font-size:32px;line-height:1.15;margin:0 0 9px}.section-intro{color:var(--muted);max-width:730px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow)}.card h3{font-size:20px;line-height:1.25;margin:8px 0}.card p{color:var(--muted);margin:0}.meta{font-size:13px;color:#71809a}.category{color:var(--blue);font-weight:850;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.article-wrap{padding:50px 0}.breadcrumbs{font-size:13px;color:#71809a;margin-bottom:22px}.breadcrumbs a{color:var(--blue)}.article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:clamp(26px,5vw,62px);box-shadow:var(--shadow);max-width:900px;margin:auto}.article h1{font-size:clamp(36px,5vw,56px);line-height:1.06;letter-spacing:-.04em;margin:10px 0 16px}.article .lead{font-size:19px;color:var(--muted);margin:0 0 25px}.article-body h2{font-size:28px;line-height:1.2;margin:34px 0 10px}.article-body h3{font-size:21px;margin:25px 0 8px}.article-body p,.article-body li{font-size:17px;color:#34435e}.article-body ul,.article-body ol{padding-left:24px}.article-body li{margin:7px 0}.note{border-left:4px solid var(--blue);background:#f2f7ff;padding:17px 19px;border-radius:0 14px 14px 0;margin:25px 0}.article-body .note a{color:var(--blue);text-decoration:underline;text-underline-offset:2px}.article-body .note ul{margin:10px 0 0 0}.article-body .note p{margin:8px 0 0}.cta{margin-top:35px;background:linear-gradient(135deg,#0d1b3d,#123c91);color:#fff;border-radius:22px;padding:28px}.cta p{color:#d6e2ff;margin:7px 0 18px}.cta .btn{color:var(--ink);background:#fff;border-color:#fff}.cta .btn-primary{color:#fff;background:var(--blue);border-color:var(--blue)}.cta .cta-secondary{font-weight:900}.cta-kicker{display:block;font-size:11px;letter-spacing:.14em;font-weight:900;color:#bcd2ff;margin-bottom:6px}.cta h2{margin:0;font-size:25px;line-height:1.2}.related{margin-top:38px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}.related a{background:#fff;border:1px solid var(--line);padding:18px;border-radius:16px;font-weight:800}.filterbar{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.filterbar a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:13px;font-weight:750}footer{background:var(--navy);color:#cbd6ee;margin-top:70px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding:45px 0}.footer-logo{background:#fff;border-radius:10px;padding:6px;width:210px}.footer-grid p{max-width:360px;color:#91a1c0}.footer-grid b{display:block;color:#fff;margin-bottom:12px}.footer-grid a{display:block;color:#cbd6ee;margin:8px 0;font-size:14px}.copyright{border-top:1px solid #253452;padding:18px 0;color:#8090ad;font-size:12px}.mobile-cta{display:none}@media(max-width:850px){.nav{align-items:flex-start;padding:14px 0}.nav nav{gap:8px;flex-wrap:wrap;justify-content:flex-end}.nav nav a:not(.nav-cta){display:none}.cards,.related-grid{grid-template-columns:1fr 1fr}.mobile-cta{display:flex;position:fixed;bottom:12px;left:12px;right:12px;z-index:40;background:var(--blue);color:#fff;padding:13px 16px;border-radius:14px;justify-content:center;font-weight:900;box-shadow:0 10px 35px rgba(12,45,120,.3)}}@media(max-width:580px){.wrap{width:min(100% - 24px,1180px)}.brand img{width:180px}.hero{padding:45px 0}.hero h1{font-size:39px}.cards,.related-grid,.footer-grid{grid-template-columns:1fr}.article{border-radius:18px;padding:24px 20px}.article h1{font-size:36px}.article-body p,.article-body li{font-size:16px}}

/* Responsive QA hardening */
html,body{max-width:100%;overflow-x:hidden}
img,svg,video,iframe{max-width:100%;height:auto}
button,input,select,textarea{max-width:100%;font:inherit}
@media(max-width:850px){.nav{gap:12px}.nav nav{flex:1}.nav .nav-cta{white-space:nowrap}.article-wrap{padding:35px 0}.cta{padding:23px}.cta .hero-actions,.cta-actions{display:flex;flex-wrap:wrap;gap:10px}.cta .btn{min-height:44px}.cards,.related-grid{grid-template-columns:1fr 1fr}}
@media(max-width:580px){.nav{min-height:64px}.brand img{width:170px;max-width:48vw}.nav nav{justify-content:flex-end}.nav nav a:not(.nav-cta){display:none}.nav .nav-cta{padding:9px 11px}.hero{padding:35px 0 42px}.hero h1{font-size:clamp(32px,10vw,42px)}.hero p{font-size:16px}.hero-actions{display:grid;grid-template-columns:1fr}.hero-actions .btn{width:100%}.section{padding:38px 0}.section h2{font-size:27px}.cards,.related-grid{grid-template-columns:1fr}.card{padding:19px}.article{padding:22px 17px;border-radius:16px}.article h1{font-size:32px}.article .lead{font-size:17px}.article-body h2{font-size:24px}.article-body p,.article-body li{font-size:16px}.cta{border-radius:17px;padding:21px}.cta .btn{width:100%;justify-content:center}.footer-grid{grid-template-columns:1fr;gap:24px;padding:34px 0}.wrap{width:min(100% - 24px,1180px)}.copyright{padding:15px 0}}