:root{
  --navy:#06254d;--deep:#031b3c;--blue:#094b9f;--cyan:#2fd9ff;
  --ice:#eaf3ff;--paper:#f6f8fc;--ink:#102943;--muted:#536780;
  --line:#dce5f0;--white:#fff;--radius:22px;--max:1120px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",Arial,sans-serif;background:var(--paper);color:var(--ink);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.header{position:sticky;top:0;z-index:20;background:linear-gradient(100deg,#03172f,#042b61 52%,#031c3d);border-bottom:1px solid var(--cyan);box-shadow:0 8px 24px #00152e33;color:#fff}
.nav{display:flex;align-items:center;gap:28px;min-height:86px}
.logo{display:flex;align-items:center;margin-right:auto}
.logo img{width:225px;max-height:68px;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:25px;font-size:.86rem;color:#dcecff}
.nav-links a:hover{color:#fff}
.cta{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 17px;border:1px solid #65dcff;border-radius:11px;background:#063567;color:#fff;font-weight:700;box-shadow:0 0 12px #27c9ff33}
.blog-hero{padding:84px 0 70px;color:#fff;background:
 radial-gradient(circle at 82% 18%,#1a70c766,transparent 29%),
 linear-gradient(120deg,#031b3c,#07356f)}
.kicker{font-size:.7rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:#8fe8ff}
.blog-hero h1{max-width:820px;margin:13px 0 18px;font-size:clamp(2.8rem,6vw,5rem);line-height:1.02;letter-spacing:-.055em}
.blog-hero p{max-width:720px;margin:0;color:#c8d9ef;font-size:1.05rem}
.section{padding:72px 0}
.section-title{margin:0 0 13px;font-size:clamp(2rem,4vw,3rem);letter-spacing:-.045em;line-height:1.12}
.section-sub{margin:0 0 32px;color:var(--muted);max-width:760px}
.featured{display:grid;grid-template-columns:1.1fr .9fr;background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:0 22px 65px #06254d12}
.featured-media{min-height:360px;background:#06254d}
.featured-media img{width:100%;height:100%;object-fit:cover}
.featured-copy{padding:42px}
.category{display:inline-flex;padding:6px 10px;border-radius:999px;background:#e7f7ff;border:1px solid #b8eaff;color:#075f92;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.featured h2{font-size:2.25rem;line-height:1.08;letter-spacing:-.045em;margin:18px 0 14px}
.featured p{color:var(--muted);margin:0 0 26px}
.read-more{color:var(--blue);font-weight:800}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 9px 34px #06254d09;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 44px #06254d14}
.card img{width:100%;height:190px;object-fit:cover;background:#e6eef8}
.card-body{padding:24px}
.card h2{font-size:1.27rem;line-height:1.25;letter-spacing:-.025em;margin:13px 0 10px}
.card p{font-size:.87rem;color:var(--muted);margin:0 0 18px}
.planned{background:#edf4fc;border-block:1px solid #dae6f3}
.planned-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 22px;margin:24px 0 0;padding:0;list-style:none}
.planned-list li{padding:13px 15px;background:#fff;border:1px solid #dce6f2;border-radius:12px;font-size:.84rem;color:#38516c}
.footer{background:var(--deep);color:#a9bfd9;border-top:1px solid var(--cyan);padding:42px 0 28px;margin-top:0}
.footer-row{display:flex;justify-content:space-between;gap:40px;align-items:center}
.footer img{width:205px;max-height:65px;object-fit:contain}
.footer p{font-size:.75rem;margin:0;text-align:right}

/* article */
.article-hero{padding:64px 0 48px;background:linear-gradient(120deg,#031b3c,#07356f);color:#fff}
.breadcrumb{font-size:.73rem;color:#a9c6e7;margin-bottom:22px}
.breadcrumb a:hover{color:#fff}
.article-hero h1{max-width:900px;margin:12px 0 18px;font-size:clamp(2.55rem,5.4vw,4.65rem);line-height:1.04;letter-spacing:-.052em}
.article-deck{max-width:780px;color:#c8d9ef;font-size:1.05rem;margin:0 0 18px}
.article-meta{font-size:.75rem;color:#9fbadd}
.article-wrap{display:grid;grid-template-columns:minmax(0,760px) 270px;gap:60px;padding:56px 0 80px}
.article{background:#fff;border:1px solid var(--line);border-radius:22px;padding:42px;box-shadow:0 16px 55px #06254d0a}
.article h2{font-size:1.85rem;line-height:1.18;letter-spacing:-.035em;margin:38px 0 13px}
.article h2:first-child{margin-top:0}
.article h3{font-size:1.24rem;line-height:1.3;margin:28px 0 10px}
.article p{margin:0 0 18px;color:#314a64}
.article ul,.article ol{color:#314a64;padding-left:22px}
.article li{margin-bottom:8px}
.quick-answer{padding:19px 21px;border-radius:15px;border:1px solid #a9dff5;background:#eefaff;color:#173e67;margin:0 0 30px}
.note{padding:17px 19px;border-left:3px solid #31cfff;background:#f2f9ff;color:#38516c;margin:24px 0}
.article-cta{margin-top:38px;padding:28px;border-radius:18px;background:linear-gradient(135deg,#073b78,#06254d);color:#fff}
.article-cta h2{color:#fff;margin:0 0 9px}
.article-cta p{color:#c8d9ef}
.article-cta .cta{margin-top:6px}
.toc{position:sticky;top:112px;align-self:start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}
.toc strong{display:block;font-size:.77rem;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);margin-bottom:11px}
.toc a{display:block;padding:7px 0;color:#526b84;font-size:.78rem}
.toc a:hover{color:var(--blue)}
.related{padding:0 0 72px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related a{background:#fff;border:1px solid var(--line);border-radius:15px;padding:18px;font-size:.84rem;font-weight:700}
.related a:hover{border-color:#9fdcf4}
@media(max-width:900px){
 .nav-links a:not(.cta){display:none}
 .featured{grid-template-columns:1fr}
 .featured-media{min-height:280px}
 .grid{grid-template-columns:1fr 1fr}
 .article-wrap{grid-template-columns:1fr}
 .toc{position:static}
}
@media(max-width:600px){
 .container{width:calc(100% - 34px)}
 .header .nav{min-height:74px}
 .logo img{width:165px}
 .nav-links{gap:8px}
 .cta{font-size:.73rem;padding:9px 11px}
 .blog-hero{padding:58px 0 48px}
 .grid,.planned-list,.related-grid{grid-template-columns:1fr}
 .featured-copy{padding:26px}
 .featured h2{font-size:1.75rem}
 .article{padding:25px 21px}
 .article-hero{padding:45px 0 38px}
 .footer-row{display:block}
 .footer p{text-align:left;margin-top:22px}
}