:root{--blue:#0066B3;--blue-hover:#005799;--red:#E53935;--bg:#F7F9FC;--card:#FFFFFF;--light:#F4F8FC;--border:#E7EEF5;--text:#233548;--muted:#697586;--success:#22C55E;--warning:#F59E0B;--error:#DC2626;--shadow:0 8px 24px rgba(15,23,42,.06)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,#fff 0,#fff 110px,#F7F9FC 420px,#F4F8FC 100%);color:var(--text);font-family:Inter,Arial,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-hover)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(0,102,179,.25);outline-offset:3px}
img{max-width:100%;height:auto}
.site-header{position:sticky;top:0;z-index:20;height:76px;border-bottom:1px solid var(--border);background:rgba(255,255,255,.96)}
.header-inner{width:min(1320px,100%);height:100%;margin:auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:700}
.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--blue);color:#fff;font-size:18px;letter-spacing:-.04em}
.site-nav{display:flex;align-items:center;gap:8px}
.site-nav a{padding:10px 12px;border-radius:10px;color:var(--text);font-size:14px;font-weight:600}
.site-nav a:hover,.site-nav a[aria-current="page"]{background:var(--light);color:var(--blue)}
.button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:0 18px;border:1px solid var(--blue);border-radius:10px;background:var(--blue);color:#fff;font-weight:600;transition:background-color .18s ease,border-color .18s ease,color .18s ease}
.button:hover{border-color:var(--blue-hover);background:var(--blue-hover);color:#fff}
.button.secondary{background:#fff;color:var(--blue)}
.button.secondary:hover{background:var(--light);color:var(--blue-hover)}
.container{width:min(1320px,100%);margin:auto;padding-left:32px;padding-right:32px}
.hero{padding-top:64px;padding-bottom:48px}
.eyebrow{margin:0 0 8px;color:var(--blue);font-size:14px;font-weight:700}
h1,h2,h3{margin-top:0;line-height:1.2}
h1{max-width:900px;margin-bottom:16px;font-size:clamp(36px,5vw,48px);letter-spacing:-.035em}
h2{font-size:28px;letter-spacing:-.02em}
h3{font-size:22px}
.lead{max-width:760px;margin:0;color:var(--muted);font-size:18px}
.controls{display:grid;grid-template-columns:minmax(240px,1fr) 240px;gap:16px;margin-bottom:32px;padding:24px;border:1px solid var(--border);border-radius:12px;background:#fff;box-shadow:0 4px 12px rgba(15,23,42,.05)}
label{display:block;margin-bottom:6px;font-size:14px;font-weight:600}
input,select{width:100%;height:48px;padding:0 14px;border:1px solid #CAD5E1;border-radius:8px;background:#fff;color:var(--text);font:inherit}
input:focus,select:focus{border-color:var(--blue)}
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding-bottom:64px}
.article-card{display:flex;min-height:300px;flex-direction:column;padding:24px;border:1px solid var(--border);border-radius:12px;background:var(--card);box-shadow:var(--shadow);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.article-card:hover{transform:translateY(-2px);border-color:#B8D5E9;box-shadow:0 10px 28px rgba(15,23,42,.08)}
.article-card .category{margin:0 0 16px;color:var(--blue);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.article-card h2{margin-bottom:12px;font-size:22px}
.article-card p{margin:0 0 20px;color:var(--muted)}
.article-card .meta{margin-top:auto;padding-top:16px;border-top:1px solid var(--border);color:var(--muted);font-size:13px}
.article-card .read-link{display:inline-block;margin-top:14px;font-weight:700}
.empty-state{display:none;grid-column:1/-1;padding:40px;border:1px solid var(--border);border-radius:12px;background:#fff;text-align:center;color:var(--muted)}
.article-layout{display:grid;grid-template-columns:minmax(0,780px) 260px;gap:64px;align-items:start;padding-top:48px;padding-bottom:72px}
.breadcrumbs{margin-bottom:24px;color:var(--muted);font-size:14px}
.breadcrumbs span{margin:0 7px;color:#A0AEC0}
.article-header{padding-bottom:32px;border-bottom:1px solid var(--border)}
.article-header h1{font-size:clamp(34px,5vw,48px)}
.article-meta{color:var(--muted);font-size:14px}
.article-body{padding-top:24px}
.article-body h2{margin-top:40px;margin-bottom:14px}
.article-body h3{margin-top:28px;margin-bottom:10px}
.article-body p,.article-body li{color:#3F5062}
.article-body li+li{margin-top:8px}
.article-body a{text-decoration:underline;text-underline-offset:2px}
.callout{margin:28px 0;padding:20px 24px;border-left:4px solid var(--blue);border-radius:0 12px 12px 0;background:var(--light)}
.callout strong{display:block;margin-bottom:4px}
.source-list{padding-left:20px}
.article-aside{position:sticky;top:100px;padding:20px;border:1px solid var(--border);border-radius:12px;background:#fff;box-shadow:0 4px 12px rgba(15,23,42,.05)}
.article-aside h2{font-size:16px}
.article-aside ul{margin:0;padding:0;list-style:none}
.article-aside li+li{margin-top:10px}
.article-aside a{font-size:14px;font-weight:600}
.disclaimer{margin-top:40px;padding:16px;border:1px solid #F6D88B;border-radius:12px;background:#FFFBEB;color:#6B5320;font-size:14px}
.site-footer{border-top:1px solid var(--border);background:#fff}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-top:32px;padding-bottom:32px}
.footer-inner h2{margin-bottom:8px;font-size:15px}
.footer-inner p,.footer-inner a{margin:0;color:var(--muted);font-size:14px}
.footer-links{display:grid;gap:6px}
@media(max-width:900px){.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:1fr;gap:32px}.article-aside{position:static}.site-nav a:not(.button){display:none}}
@media(max-width:640px){.header-inner,.container{padding-left:16px;padding-right:16px}.header-inner{gap:12px}.brand span:last-child{display:none}.hero{padding-top:40px;padding-bottom:32px}.controls{grid-template-columns:1fr;padding:16px}.article-grid{grid-template-columns:1fr;gap:16px}.footer-inner{grid-template-columns:1fr;gap:24px}.article-layout{padding-top:32px}.button{padding:0 14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}