*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#172033;background:#fff;line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
.container{width:min(1120px,92%);max-width:1120px;margin-left:auto;margin-right:auto}

.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #e8ebf0;z-index:10}
.nav-wrap{min-height:72px;display:flex;align-items:center;justify-content:space-between}
.logo,.brand{font-size:23px;font-weight:800;letter-spacing:-.5px}
.logo span,.brand span{font-weight:500}
.site-header nav{display:flex;gap:28px;font-size:14px;font-weight:600}
.site-header nav a:hover,.footer-links a:hover,.text-link:hover{opacity:.65}
.menu-toggle{display:none;border:0;background:none;font-size:25px}

.hero{background:linear-gradient(135deg,#f5f7fb,#eef3f8);padding:92px 0}
.hero-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:70px;align-items:center}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:1.8px;margin:0 0 14px;opacity:.65}
.hero h1{font-size:clamp(42px,6vw,70px);line-height:1.04;letter-spacing:-2.5px;margin:0 0 22px}
.hero h1 span{font-weight:400}
.hero-text{font-size:19px;max-width:650px;color:#5b6575;margin-bottom:32px}
.btn{display:inline-block;background:#172033;color:#fff;padding:13px 22px;border-radius:7px;font-weight:700}
.hero-card{background:#fff;padding:36px;border:1px solid #e2e6ec;border-radius:16px;box-shadow:0 18px 50px rgba(23,32,51,.08)}
.hero-icon{font-size:50px}
.hero-card h3{font-size:24px;margin:15px 0 8px}
.hero-card p{color:#697384}

.section{padding:82px 0}
.alt{background:#f7f8fa}
.section-heading{margin-bottom:35px}
.section-heading h2{font-size:38px;letter-spacing:-1px;margin:0 0 8px}
.section-heading>p:last-child{color:#697384;max-width:650px}
.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.category{padding:24px;border:1px solid #e3e7ed;border-radius:12px;display:grid;grid-template-columns:44px 1fr;column-gap:12px;transition:.2s}
.category:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(23,32,51,.08)}
.category b{font-size:28px;grid-row:span 2}
.category span{font-weight:800}
.category small{color:#727c8c}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.article-card{background:#fff;border:1px solid #e1e5eb;border-radius:12px;overflow:hidden}
.placeholder{height:150px;display:grid;place-items:center;background:#e9edf2;font-size:13px;font-weight:800;letter-spacing:1.5px;color:#586272}
.card-body{padding:24px}
.tag{font-size:11px;font-weight:800;letter-spacing:1.2px;opacity:.6}
.card-body h3{font-size:21px;line-height:1.25;margin:7px 0}
.card-body p{color:#697384}
.card-body a{font-weight:800}
.callout{border:1px solid #dfe4eb;border-radius:16px;padding:42px;background:#fff}
.callout h2{font-size:34px;margin:0 0 10px}
.callout p{max-width:760px;color:#626d7c}
.text-link{font-weight:800}

footer,.site-footer{background:#172033;color:#fff;padding:50px 0 20px}
.footer-grid{display:flex;justify-content:space-between;gap:30px}
.footer-grid p{opacity:.65}
.footer-links{display:flex;flex-wrap:wrap;gap:20px;align-items:center}
.copyright{border-top:1px solid rgba(255,255,255,.15);margin-top:35px;padding-top:18px;font-size:13px;opacity:.55}

/* Article pages */
.article-page{padding:64px 0 80px}
.article-page>.container{width:min(1120px,92%);max-width:1120px;margin-left:auto;margin-right:auto}
.article-intro{max-width:980px;margin:0 auto 32px}
.article-intro h1{font-size:clamp(38px,5vw,56px);line-height:1.12;letter-spacing:-1.8px;margin:0 0 22px;overflow-wrap:anywhere}
.article-intro .lead{font-size:19px;line-height:1.7;color:#536176;max-width:900px;margin:0}
.article-page .article-card{max-width:900px;margin:0 auto;padding:42px;border:1px solid #e1e5eb;border-radius:16px;background:#fff;overflow:visible}
.article-page .article-card h2{font-size:30px;line-height:1.25;letter-spacing:-.5px;margin:0 0 20px}
.article-page .article-card h2:not(:first-child){margin-top:44px}
.article-page .article-card h3{font-size:22px;line-height:1.35;margin:30px 0 10px}
.article-page .article-card p{font-size:17px;line-height:1.8;margin:0 0 22px;overflow-wrap:anywhere}
.article-page .article-card ul{padding-left:24px;margin:0 0 24px}
.article-page .article-card li{font-size:17px;line-height:1.8;margin-bottom:8px}
.article-page .table-wrap{width:100%;max-width:100%;overflow-x:auto;margin:24px 0}
.article-page table{width:100%;min-width:620px;border-collapse:collapse;background:#fff;border:1px solid #e1e5eb}
.article-page th,.article-page td{text-align:left;padding:14px 16px;border-bottom:1px solid #e8ebf0;vertical-align:top}
.article-page th{font-size:13px;letter-spacing:.4px;background:#f7f8fa}
.article-page td{color:#5f6978}
.article-page tr:last-child td{border-bottom:0}
.article-note,.note{font-size:14px;line-height:1.7;color:#5f6978;background:#f7f8fa;border:1px solid #e1e5eb;border-radius:10px;padding:18px;margin:28px 0}

@media(max-width:760px){
  .site-header nav{display:none}
  .menu-toggle{display:block}
  .site-header nav.open{display:flex;position:absolute;top:72px;left:0;right:0;background:#fff;padding:20px 4%;flex-direction:column;gap:15px;border-bottom:1px solid #e8ebf0}
  .hero{padding:65px 0}
  .hero-grid{grid-template-columns:1fr;gap:35px}
  .hero h1{font-size:45px}
  .category-grid,.article-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .section-heading h2{font-size:32px}
  .footer-grid{flex-direction:column}
  .footer-links{flex-direction:column;align-items:flex-start}
  .article-page{padding:38px 0 55px}
  .article-intro{margin-bottom:24px}
  .article-intro h1{font-size:38px;letter-spacing:-1px}
  .article-intro .lead{font-size:17px}
  .article-page .article-card{padding:24px 20px;border-radius:12px}
  .article-page .article-card h2{font-size:26px}
  .article-page .article-card p,.article-page .article-card li{font-size:16px;line-height:1.75}
  .article-page table{min-width:560px}
  th,td{padding:12px}
}