:root{--text:#172033;--muted:#5f6b7a;--line:#e1e6ed;--bg:#fff;--soft:#f6f8fb;--blue:#1769e0;--max:1120px}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);line-height:1.7}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.container{width:min(calc(100% - 32px),var(--max));margin:auto}
header{border-bottom:1px solid var(--line);background:#fff}.head{min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-weight:800;color:var(--text)}nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px}
.hero{padding:72px 0 48px}.eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
h1,h2,h3{line-height:1.2;letter-spacing:-.02em}h1{font-size:clamp(38px,6vw,64px);max-width:920px;margin:12px 0 20px}h2{font-size:clamp(28px,4vw,38px)}
.lead{font-size:20px;color:var(--muted);max-width:850px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-block;padding:11px 17px;border:1px solid var(--blue);border-radius:8px;font-weight:700}.primary{background:var(--blue);color:#fff}
.section{padding:52px 0;border-top:1px solid var(--line)}.intro{color:var(--muted);max-width:780px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.card{border:1px solid var(--line);border-radius:12px;padding:22px;background:#fff}.card p{color:var(--muted)}.meta{font-size:13px;color:var(--muted)}
.callout{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:28px}.article{width:min(calc(100% - 32px),820px);margin:auto;padding:56px 0 80px}.article h1{font-size:clamp(36px,6vw,54px)}.article h2{margin-top:46px;font-size:30px}.article p,.article li{font-size:18px}
.breadcrumbs,.article-meta{color:var(--muted);font-size:14px}.article blockquote{margin:28px 0;padding:18px 22px;background:var(--soft);border-left:4px solid var(--blue)}
footer{border-top:1px solid var(--line);padding:32px 0 44px;color:var(--muted);font-size:14px}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:820px){.grid{grid-template-columns:1fr}.head{padding:15px 0;align-items:flex-start;flex-direction:column}.hero{padding-top:48px}}