:root{--ink:#172033;--muted:#64748b;--paper:#f7f8fc;--line:#e2e8f0;--accent:#5b5ce2;--accent2:#4338ca;--soft:#eef2ff;--warm:#fff7ed}
*{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);line-height:1.68;background:#fff}a{color:var(--accent2);text-decoration:none}a:hover{text-decoration:underline}.wrap{width:min(1180px,92%);margin:auto}
header{border-bottom:1px solid var(--line);background:rgba(255,255,255,.97);position:sticky;top:0;z-index:50;backdrop-filter:blur(8px)}.nav{min-height:72px;display:flex;align-items:center;gap:22px}.brand{font-size:1.08rem;font-weight:900;color:var(--ink);white-space:nowrap}.brand span{color:var(--accent)}nav{display:flex;align-items:center;gap:18px;margin-left:auto}nav a{font-weight:700;color:#334155;font-size:.92rem}.header-cta{white-space:nowrap}.menu-btn{display:none;border:1px solid var(--line);background:white;border-radius:9px;padding:8px 10px;font-size:1.25rem;line-height:1}
.btn{display:inline-block;background:var(--accent);color:#fff!important;padding:12px 17px;border-radius:10px;font-weight:850;text-decoration:none!important}.btn:hover{background:var(--accent2)}.btn.secondary{background:#fff;color:var(--ink)!important;border:1px solid var(--line)}
.hero{padding:74px 0 56px;background:linear-gradient(135deg,#f8fafc,#eef2ff)}.kicker{text-transform:uppercase;letter-spacing:.12em;font-weight:850;color:var(--accent2);font-size:.76rem}.hero h1,.article h1{font-size:clamp(2.25rem,5.4vw,4.5rem);line-height:1.03;letter-spacing:-.045em;margin:.28em 0}.lead{font-size:1.17rem;color:#475569;max-width:780px}.section{padding:54px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:16px;padding:23px;background:white;box-shadow:0 8px 28px rgba(15,23,42,.04)}.card h2,.card h3{margin-top:0}.badge{display:inline-block;background:var(--soft);color:var(--accent2);padding:4px 9px;border-radius:999px;font-weight:800;font-size:.76rem}
.layout{width:min(1180px,92%);margin:auto;display:grid;grid-template-columns:minmax(0,790px) 290px;gap:48px;padding:48px 0}.article{min-width:0}.article h1{font-size:clamp(2.15rem,4.6vw,3.65rem)}h2{font-size:clamp(1.45rem,2.6vw,2.05rem);line-height:1.18;letter-spacing:-.025em;margin-top:2.2rem}h3{line-height:1.25}.notice{border:1px solid #fed7aa;background:var(--warm);padding:14px 17px;border-radius:12px;color:#7c2d12}.cta{margin:30px 0;padding:23px;border:1px solid #c7d2fe;background:var(--soft);border-radius:16px}.cta h2{margin-top:0}.sidebar{align-self:start}.sidebox{border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:18px;background:var(--paper)}.sidebox h2{font-size:1.05rem;margin:0 0 10px}.sidebox ul{padding-left:18px;margin:0}.sidebox .btn{display:block;text-align:center;margin-top:12px}.tablewrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;margin:20px 0}.table th,.table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{background:var(--paper)}.small{font-size:.86rem;color:var(--muted)}footer{background:#111827;color:#cbd5e1;padding:42px 0;margin-top:40px}footer a{color:#fff}.footerlinks{display:flex;gap:16px;flex-wrap:wrap}
.sitemap-list{columns:2;column-gap:38px}.sitemap-list li{break-inside:avoid;margin-bottom:8px}
@media(max-width:860px){.nav{gap:10px;min-height:66px}.brand{font-size:.92rem}.header-cta{margin-left:auto;padding:10px 12px;font-size:.78rem}.menu-btn{display:block}nav{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:14px 4%;flex-direction:column;align-items:flex-start}nav.open{display:flex}.layout{grid-template-columns:1fr;gap:16px}.sidebar{position:static}.grid{grid-template-columns:1fr}.sitemap-list{columns:1}}
@media(max-width:420px){.brand{max-width:120px;white-space:normal;line-height:1.05}.header-cta{font-size:.72rem;padding:9px 9px}}

@media(max-width:860px){
  .nav{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:8px}
  .brand{grid-column:1}
  nav{grid-column:1/-1}
  .header-cta{grid-column:2;margin-left:0}
  .menu-btn{grid-column:3}
}

.cluster-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}
.cluster-card{border:1px solid var(--line);border-radius:16px;padding:22px;background:#fff}
.cluster-card h2{margin-top:0}.cluster-card ul{padding-left:20px}
.related{margin:38px 0;padding:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fafafa}.related h2{margin-top:0}
.source-note{font-size:.9rem;color:var(--muted);border-left:3px solid var(--accent);padding-left:12px}
@media(max-width:760px){.cluster-grid{grid-template-columns:1fr}}

.takeaways{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.takeaway{border:1px solid var(--line);border-radius:13px;padding:16px;background:#fff}.takeaway strong{display:block;margin-bottom:5px}
.verification{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:18px 0;color:var(--muted);font-size:.9rem}.verification span{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:5px 10px}
.decision-box{border:1px solid #c7d2fe;background:#f8faff;border-radius:16px;padding:22px;margin:28px 0}.decision-box h2{margin-top:0}
.related-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.related-card{display:block;border:1px solid var(--line);border-radius:14px;padding:17px;color:var(--ink);background:white}.related-card:hover{text-decoration:none;border-color:#a5b4fc}.related-card strong{display:block;color:var(--accent2);margin-bottom:4px}
.faq details{border-bottom:1px solid var(--line);padding:13px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{margin-bottom:4px}
@media(max-width:760px){.takeaways,.related-cards{grid-template-columns:1fr}}