:root{--bg:#f6f8fc;--ink:#162033;--muted:#5e687b;--line:#dfe5ee;--card:#fff;--accent:#4859dc;--accent2:#eef0ff;--dark:#10172a;--soft:#f9faff}
*{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:1.68}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1180px;margin:auto;padding:0 22px}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.nav{display:flex;align-items:center;min-height:72px;gap:20px}.brand{font-weight:850;font-size:1.25rem;color:var(--dark);white-space:nowrap}.brand span{color:var(--accent)}.logo-dot{display:inline-block;width:10px;height:10px;border:3px solid var(--accent);border-radius:50%;margin-right:7px}
.desktop-nav{display:flex;align-items:center;gap:20px;margin-left:auto}.desktop-nav a{color:var(--ink);font-weight:680;font-size:.93rem}.header-cta{background:var(--accent)!important;color:#fff!important;padding:10px 14px;border-radius:9px;font-weight:800;white-space:nowrap;text-decoration:none!important}
.mobile-actions{display:none;margin-left:auto;align-items:center;gap:8px}.mobile-cta{font-size:.84rem;padding:8px 10px}.menu-toggle{width:42px;height:40px;border:1px solid var(--line);background:#fff;border-radius:9px;display:grid;place-items:center;cursor:pointer}.menu-toggle span,.menu-toggle:before,.menu-toggle:after{content:"";display:block;width:20px;height:2px;background:var(--ink);margin:3px 0}
.mobile-menu{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 22px 18px}.mobile-menu.open{display:block}.mobile-menu a{display:block;padding:10px 0;color:var(--ink);font-weight:700}
.hero{padding:76px 0 52px;background:linear-gradient(180deg,#fff,var(--bg))}.eyebrow{display:inline-block;padding:6px 10px;border-radius:999px;background:var(--accent2);color:var(--accent);font-weight:780;font-size:.82rem}
h1{font-size:clamp(2.25rem,5vw,4.25rem);line-height:1.06;letter-spacing:-.042em;margin:18px 0;max-width:920px}h2{font-size:1.75rem;line-height:1.24;margin-top:2.05em}h3{font-size:1.17rem;line-height:1.35;margin-top:1.55em}
.lead{font-size:1.17rem;color:var(--muted);max-width:780px}.btn{display:inline-block;background:var(--accent);color:#fff!important;padding:12px 18px;border-radius:10px;font-weight:800;margin:8px 8px 8px 0;text-decoration:none!important}.btn.secondary{background:#fff;color:var(--ink)!important;border:1px solid var(--line)}
.layout{max-width:1180px;margin:auto;padding:48px 22px;display:grid;grid-template-columns:minmax(0,790px) 290px;gap:42px}.article{min-width:0}.sidebar{align-self:start}.side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:18px}.side-card h3{margin-top:0}.side-card .btn{display:block;text-align:center;margin:12px 0 0}.side-links a{display:block;padding:8px 0;border-bottom:1px solid #eef1f5;color:var(--ink);font-weight:650}
.notice{border-left:4px solid var(--accent);background:#fff;padding:16px 18px;margin:24px 0;border-radius:8px}.disclosure{font-size:.9rem;color:var(--muted)}.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:20px}.meta{font-size:.9rem;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.card h3{margin-top:0}
table{width:100%;border-collapse:collapse;background:#fff;margin:24px 0}th,td{padding:12px;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f7f8fc}
.cta{background:var(--dark);color:#fff;padding:27px;border-radius:18px;margin:38px 0}.cta h2{margin-top:0}.cta p{color:#cdd5e6}.cta .btn{background:#fff;color:var(--dark)!important}
footer{background:var(--dark);color:#cdd5e6;margin-top:58px;padding:45px 0}.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}footer a{color:#fff}.footer-links a{display:block;margin:5px 0}
.sitemap-grid{columns:2;column-gap:32px}.sitemap-grid a{display:block;padding:6px 0;break-inside:avoid}
code{background:#eef1f6;padding:2px 5px;border-radius:5px}
@media(max-width:850px){.desktop-nav{display:none}.mobile-actions{display:flex}.layout{grid-template-columns:1fr;padding-top:34px}.sidebar{order:2}.grid{grid-template-columns:1fr}.footergrid{grid-template-columns:1fr}.hero{padding-top:48px}h1{font-size:2.5rem}.sitemap-grid{columns:1}.brand{font-size:1.05rem}.wrap{padding-left:16px;padding-right:16px}.nav{gap:8px}.mobile-actions{gap:6px}}
@media(max-width:410px){.brand{font-size:.94rem}.mobile-cta{font-size:.76rem;padding:7px 8px}.menu-toggle{width:38px}.nav{padding-left:10px;padding-right:10px}}

/* Sitewide 50%-scroll offer prompt */
.offer-modal[hidden]{display:none}.offer-modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:20px;background:rgba(10,16,31,.58)}
.offer-dialog{position:relative;width:min(520px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 24px 80px rgba(0,0,0,.24)}
.offer-dialog h2{margin:0 36px 10px 0;font-size:1.55rem}.offer-dialog p{color:var(--muted);margin-bottom:18px}.offer-close{position:absolute;right:14px;top:12px;width:36px;height:36px;border:0;background:#f1f3f8;border-radius:50%;font-size:1.4rem;cursor:pointer;color:var(--ink)}
.offer-actions{display:flex;gap:10px;flex-wrap:wrap}.offer-actions .btn{margin:0}.offer-stay{border:1px solid var(--line);background:#fff;color:var(--ink);padding:11px 16px;border-radius:10px;font-weight:800;cursor:pointer}
@media(max-width:850px){.mobile-actions{margin-left:auto;gap:5px}.mobile-cta{margin-left:auto}.offer-dialog{padding:24px}}

.page-meta{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 22px}.meta-chip{font-size:.82rem;background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 9px;color:var(--muted)}
.takeaways{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 22px;margin:24px 0}.takeaways h2{margin-top:0}.takeaways li{margin:.55rem 0}
.toc{background:#f0f3fa;border-radius:14px;padding:18px 20px;margin:24px 0}.toc strong{display:block;margin-bottom:8px}.toc a{display:block;padding:3px 0}
.faq{margin-top:36px}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{margin-bottom:2px}
.cluster-strip{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin:25px 0}.cluster-strip h2{margin-top:0}.cluster-links{display:flex;gap:9px;flex-wrap:wrap}.cluster-links a{border:1px solid var(--line);border-radius:999px;padding:7px 10px;color:var(--ink);font-size:.88rem;font-weight:650}
.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.hub-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.hub-card h2{margin-top:0;font-size:1.3rem}.hub-card a{display:block;padding:5px 0}
@media(max-width:850px){.hub-grid{grid-template-columns:1fr}}