:root{--ink:#111827;--muted:#5f6775;--bg:#f5f7fb;--card:#fff;--purple:#5b4cf0;--purple2:#312e81;--line:#e5e7eb;--soft:#eef2ff;--green:#0f766e}
*{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:1.72}a{color:#4338ca}
.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.site-header{background:#0f172a;color:white;position:sticky;top:0;z-index:50;box-shadow:0 1px 8px #0002}.header-inner{min-height:72px;display:flex;align-items:center;gap:22px}.brand{font-weight:900;color:white;text-decoration:none;letter-spacing:-.02em;white-space:nowrap}.nav{display:flex;gap:18px;align-items:center;margin-left:auto}.nav a{color:#dbeafe;text-decoration:none;font-size:.92rem}.nav-cta{background:#7c3aed!important;color:#fff!important;padding:10px 14px;border-radius:10px;font-weight:800}
.hero{padding:72px 0 54px;background:linear-gradient(135deg,#eef2ff 0,#fff 65%)}.hero h1,.article h1{font-size:clamp(2.25rem,5vw,4.4rem);line-height:1.04;letter-spacing:-.045em;margin:.18em 0}.article h1{font-size:clamp(2.15rem,4vw,3.55rem)}.eyebrow{text-transform:uppercase;letter-spacing:.11em;color:#4f46e5;font-weight:850;font-size:.78rem}.lead{font-size:1.2rem;color:var(--muted);max-width:800px}.btn{display:inline-block;background:var(--purple);color:white!important;text-decoration:none;font-weight:850;padding:13px 18px;border-radius:11px;margin:6px 8px 6px 0;box-shadow:0 2px 8px #4f46e533}.btn.outline{background:white;color:var(--purple2)!important;border:1px solid #c7d2fe;box-shadow:none}
.section{padding:42px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:22px}.card h3{margin-top:0;line-height:1.25}.card p{color:var(--muted)}.content-layout{display:grid;grid-template-columns:minmax(0,780px) 310px;gap:36px;padding:42px 0}.article{background:white;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,4vw,48px)}.article h2{font-size:1.7rem;line-height:1.2;margin-top:2em}.article h3{font-size:1.2rem;margin-top:1.65em}.article p,.article li{font-size:1.02rem}.breadcrumbs{font-size:.86rem;color:var(--muted);margin-bottom:18px}.sidebar{position:sticky;top:96px;height:max-content;background:white;border:1px solid var(--line);border-radius:18px;padding:22px}.sidebar h3{margin-top:0}.note{background:var(--soft);border-left:4px solid #6366f1;padding:15px 18px;margin:24px 0}.cta-block{background:#111827;color:#fff;border-radius:18px;padding:28px;margin:34px 0}.cta-block a{color:white}.cta-block p{color:#d1d5db}.checklist li{margin:.4em 0}.related{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:30px}.related a{display:inline-block;margin:5px 12px 5px 0}.disclosure{font-size:.84rem;color:var(--muted)}table{border-collapse:collapse;width:100%;margin:24px 0}th,td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}th{background:#f8fafc}
footer{margin-top:48px;background:#111827;color:#cbd5e1;padding:42px 0}footer a{color:#e0e7ff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.mobile-cta{display:none}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}.nav a:not(.nav-cta){display:none}.content-layout{grid-template-columns:1fr}.sidebar{position:static}.mobile-cta{display:block;position:fixed;bottom:0;left:0;right:0;background:#111827;padding:9px 14px;z-index:60;text-align:center}.mobile-cta .btn{width:min(480px,95%);margin:0}.site-footer{padding-bottom:84px}}
@media(max-width:620px){.wrap{width:min(100% - 26px,1180px)}.grid{grid-template-columns:1fr}.brand{font-size:.9rem}.nav-cta{font-size:.8rem;padding:9px 10px}.hero{padding-top:52px}.footer-grid{grid-template-columns:1fr}}