:root{
  --ink:#142033;--muted:#627087;--paper:#f6f8fb;--card:#fff;--line:#dfe6ef;
  --brand:#6b46e8;--brand2:#0d8f83;--accent:#f4b740;--deep:#111827;
  --radius:18px;--shadow:0 12px 35px rgba(20,32,51,.08)
}
*{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(--paper);line-height:1.68}
a{color:#4d35bd;text-decoration-thickness:1px;text-underline-offset:2px}a:hover{color:#2d1b8f}
img,svg{max-width:100%}.wrap{width:min(1160px,92vw);margin:auto}
.topbar{background:var(--deep);color:#fff;font-size:.9rem}.topbar .wrap{display:flex;gap:16px;justify-content:space-between;align-items:center;padding:8px 0}.topbar a{color:#fff}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:72px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--deep);font-weight:850;font-size:1.18rem}.mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:grid;place-items:center;color:white;font-weight:900}
nav{display:flex;gap:18px;align-items:center}nav a{color:var(--ink);font-weight:650;text-decoration:none;font-size:.94rem}
.btn{display:inline-block;padding:11px 17px;border-radius:999px;background:var(--brand);color:#fff!important;text-decoration:none;font-weight:800;border:0;box-shadow:none}.btn:hover{background:#5633cc}.btn.alt{background:var(--deep)}
.menu{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 11px;font-weight:800}
.hero{padding:70px 0 42px;background:radial-gradient(circle at 80% 10%,rgba(107,70,232,.13),transparent 34%),linear-gradient(180deg,#fff,var(--paper))}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:44px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;font-weight:900;color:var(--brand2)}h1{font-size:clamp(2.35rem,5vw,4.6rem);line-height:1.03;letter-spacing:-.045em;margin:.18em 0}.lead{font-size:1.18rem;color:var(--muted);max-width:720px}.hero-card{background:var(--deep);color:#fff;padding:28px;border-radius:26px;box-shadow:var(--shadow)}.hero-card h2{margin-top:0}.hero-card p{color:#d8deea}.checks{list-style:none;padding:0}.checks li{margin:10px 0}.checks li:before{content:"✓";margin-right:9px;color:#58d9c7;font-weight:900}
.section{padding:46px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card h3{margin-top:0}.card p{color:var(--muted)}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:38px;align-items:start;padding:42px 0}.article{background:#fff;border:1px solid var(--line);border-radius:22px;padding:clamp(24px,4vw,54px);box-shadow:var(--shadow)}.article h1{font-size:clamp(2.2rem,5vw,3.7rem)}.article h2{font-size:1.65rem;line-height:1.2;margin-top:1.8em}.article h3{font-size:1.2rem;margin-top:1.5em}.article p,.article li{font-size:1.04rem}.article ul,.article ol{padding-left:1.25rem}.kicker{font-size:.83rem;text-transform:uppercase;letter-spacing:.1em;font-weight:850;color:var(--brand2)}.meta{color:var(--muted);font-size:.9rem}.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:18px}.crumbs a{color:var(--muted)}
.note{border-left:4px solid var(--brand2);background:#edf9f7;padding:15px 18px;border-radius:0 12px 12px 0}.warning{border-left-color:#d99315;background:#fff7e8}.cta-box{background:linear-gradient(135deg,#171229,#22233b);color:#fff;border-radius:18px;padding:24px;margin:30px 0}.cta-box p{color:#d9d8e7}.cta-box small{color:#b9b8c9}.cta-row{display:flex;gap:10px;flex-wrap:wrap}
.sidebar{position:sticky;top:94px}.sidebox{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:18px;box-shadow:var(--shadow)}.sidebox h3{margin-top:0}.sidebox ul{padding-left:18px}.sidebox .btn{width:100%;text-align:center}
.table-wrap{overflow:auto;margin:22px 0}table{border-collapse:collapse;width:100%;background:#fff}th,td{padding:13px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f0f3f8}
.related{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.related a{display:block;background:#f7f8fb;border:1px solid var(--line);padding:14px;border-radius:12px;text-decoration:none;font-weight:700}
footer{margin-top:40px;background:var(--deep);color:#d9deea;padding:48px 0 80px}footer a{color:#fff}.footgrid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px}.fine{font-size:.84rem;color:#aeb8ca}
.mobile-cta{display:none}
@media(max-width:900px){
  nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;padding:18px 4vw;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}nav.open{display:flex}.menu{display:block}.nav>.btn{display:none}.hero-grid,.article-shell,.grid,.footgrid{grid-template-columns:1fr}.sidebar{position:static}.sidebox.secondary{display:none}.hero{padding-top:44px}.article{padding:24px}.mobile-cta{display:block;position:fixed;bottom:14px;left:4vw;right:4vw;z-index:70;text-align:center;box-shadow:0 12px 30px rgba(0,0,0,.25)}footer{padding-bottom:100px}
}