:root{
  --ink:#10233e;--muted:#5d6b7d;--line:#dce5ef;--bg:#f7fafc;--card:#ffffff;
  --brand:#173f7a;--brand2:#2d6cdf;--accent:#0c8d7a;--soft:#edf4ff;--warn:#fff8e6;
  --radius:18px;--shadow:0 10px 30px rgba(16,35,62,.08);--max:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
a{color:var(--brand2);text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:var(--brand)}
img{max-width:100%}.wrap{max-width:var(--max);margin:auto;padding:0 22px}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:white;padding:10px;z-index:999}
.topbar{background:#0d2038;color:white;font-size:.88rem}.topbar .wrap{display:flex;justify-content:center;padding-top:7px;padding-bottom:7px}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{min-height:72px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:850;letter-spacing:-.03em;font-size:1.18rem;white-space:nowrap}
.logo{width:34px;height:34px}.navlinks{display:flex;align-items:center;gap:17px;margin-left:auto}.navlinks a{color:var(--ink);text-decoration:none;font-weight:650;font-size:.93rem}.menu{display:none;background:none;border:0;font-size:1.5rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:11px 18px;background:var(--brand2);color:white!important;text-decoration:none!important;font-weight:800;border:1px solid transparent;box-shadow:0 6px 16px rgba(45,108,223,.18)}
.btn:hover{background:var(--brand)}.btn.secondary{background:white;color:var(--brand2)!important;border-color:#b9cae4;box-shadow:none}
.hero{padding:68px 0 44px;background:linear-gradient(180deg,#f2f7ff 0,#f7fafc 100%)}.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:42px;align-items:center}
.eyebrow{font-size:.83rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:850}.hero h1,.article h1{font-size:clamp(2.2rem,5vw,4.25rem);line-height:1.04;letter-spacing:-.045em;margin:.25em 0}
.hero p{font-size:1.2rem;color:var(--muted);max-width:760px}.hero-card{background:white;border:1px solid var(--line);border-radius:26px;padding:26px;box-shadow:var(--shadow)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:0 4px 14px rgba(16,35,62,.035)}.card h3{margin-top:0}.card p{color:var(--muted)}
.section{padding:54px 0}.section h2{font-size:2rem;letter-spacing:-.03em}.kicker{color:var(--muted);max-width:760px}
.breadcrumbs{font-size:.9rem;color:var(--muted);padding-top:22px}.breadcrumbs a{color:var(--muted)}
.content-shell{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:36px;align-items:start;padding-bottom:60px}.article{background:white;border:1px solid var(--line);border-radius:24px;padding:38px;box-shadow:var(--shadow)}.article h1{font-size:clamp(2.2rem,4vw,3.5rem)}.article h2{font-size:1.65rem;margin-top:2.1em;line-height:1.2;letter-spacing:-.025em}.article h3{margin-top:1.7em}.article p,.article li{font-size:1.04rem}.lede{font-size:1.2rem!important;color:var(--muted)}
.meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:.88rem;margin:14px 0 24px}.pill{background:var(--soft);padding:4px 9px;border-radius:999px}
.sidebar{position:sticky;top:105px}.sidebox{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;margin-bottom:18px}.sidebox h3{margin-top:0}.sidebox p{color:var(--muted);font-size:.94rem}.sidebox .btn{width:100%}
.cta{background:linear-gradient(135deg,#102b51,#194a88);color:white;padding:24px;border-radius:20px;margin:32px 0}.cta h3{margin:0 0 5px}.cta p{color:#d9e7fb}.cta .btn{background:white;color:#163f78!important}
.note{background:var(--warn);border:1px solid #f0dfa8;padding:18px;border-radius:14px}.proscons{display:grid;grid-template-columns:1fr 1fr;gap:16px}.proscons>div{border:1px solid var(--line);border-radius:14px;padding:16px}.tablewrap{overflow-x:auto}.compare{border-collapse:collapse;width:100%;min-width:640px}.compare th,.compare td{border-bottom:1px solid var(--line);padding:13px;text-align:left;vertical-align:top}.compare th{background:#f3f6fa}
.next{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:30px}.next a{display:block;border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;font-weight:750;background:#fbfdff}
footer{background:#0d2038;color:#d7e0ec;padding:44px 0 90px}footer a{color:#eaf2ff}.footgrid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:24px}.small{font-size:.86rem;color:#9fb0c5}
.mobile-cta{display:none}
.source-list{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:35px}
@media(max-width:900px){
 .navlinks{display:none;position:absolute;top:72px;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:18px 22px;flex-direction:column;align-items:stretch}.navlinks.open{display:flex}.menu{display:block;margin-left:auto}.header-cta{display:inline-flex}
 .hero-grid,.content-shell,.footgrid{grid-template-columns:1fr}.grid{grid-template-columns:1fr 1fr}.sidebar{position:static}.sidebox.affbox{display:none}.article{padding:26px 22px}.mobile-cta{display:block;position:fixed;z-index:70;bottom:12px;left:12px;right:12px}.mobile-cta .btn{width:100%;box-shadow:0 10px 30px rgba(16,35,62,.28)}
}
@media(max-width:620px){.grid,.proscons,.next{grid-template-columns:1fr}.hero{padding-top:42px}.hero h1{font-size:2.55rem}.brand span{display:none}}