:root{--bg:#f7f7f5;--card:#fff;--ink:#202428;--muted:#5d6670;--line:#e2e5e7;--brand:#861827;--brand2:#64111d;--soft:#f8ecee;--max:1120px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.67;font-size:17px}a{color:var(--brand2);text-decoration-thickness:.08em;text-underline-offset:.16em}a:hover{color:var(--brand)}img{max-width:100%;height:auto}.wrap{width:min(calc(100% - 32px),var(--max));margin:auto}.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.head-row{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-weight:760;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:9px;background:var(--brand);color:#fff;font-weight:800}.nav{display:flex;gap:18px;align-items:center}.nav a{text-decoration:none;color:#343a40;font-size:15px;font-weight:650}.nav .cta{background:var(--brand);color:#fff;padding:9px 13px;border-radius:9px}.mob{display:none}.hero{padding:58px 0 36px;background:linear-gradient(180deg,#fff 0,#f7f7f5 100%);border-bottom:1px solid var(--line)}.crumb{font-size:14px;color:var(--muted);margin-bottom:18px}.crumb a{color:inherit}.eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.12em;font-weight:750;color:var(--brand)}h1,h2,h3{line-height:1.18;letter-spacing:-.025em}h1{font-size:clamp(34px,5vw,58px);max-width:920px;margin:.35em 0 .3em}h2{font-size:clamp(26px,3vw,36px);margin:1.55em 0 .55em}h3{font-size:22px;margin:1.35em 0 .45em}.lead{font-size:clamp(19px,2.2vw,23px);color:#41484f;max-width:880px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:end}.quick{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 8px 24px rgba(20,25,30,.05)}.quick strong{display:block;margin-bottom:7px}.quick p{margin:.35em 0;color:var(--muted);font-size:15px}.main{padding:38px 0 64px}.layout{display:grid;grid-template-columns:minmax(0,760px) minmax(240px,1fr);gap:48px;align-items:start}.article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(22px,4vw,42px)}.article p{margin:.8em 0}.article ul,.article ol{padding-left:1.35em}.article li{margin:.45em 0}.note{background:var(--soft);border-left:4px solid var(--brand);padding:16px 18px;border-radius:8px;margin:24px 0}.check{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px;padding:0;list-style:none}.check li{position:relative;padding-left:22px}.check li:before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:800}.related,.author,.toc{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;margin-bottom:18px}.related h2,.author h2,.toc h2{font-size:20px;margin:0 0 10px}.related ul,.toc ul{margin:0;padding-left:18px}.related li,.toc li{margin:.45em 0;font-size:15px}.author p{font-size:15px;color:var(--muted);margin:.45em 0}.author strong{color:var(--ink)}.faq details{border-top:1px solid var(--line);padding:14px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:700}.faq p{color:#41484f}.site-foot{background:#202326;color:#eef0f2;padding:42px 0}.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:30px}.site-foot a{color:#fff}.site-foot p{color:#c9cdd1;font-size:14px}.mini{font-size:13px;color:var(--muted)}.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.pill{display:inline-block;border:1px solid #d8dcdf;background:#fff;border-radius:99px;padding:7px 10px;font-size:14px;text-decoration:none}.contact-form{display:grid;gap:13px}.contact-form label{font-weight:650;font-size:14px}.contact-form input,.contact-form textarea,.contact-form select{width:100%;padding:12px 13px;border:1px solid #cdd3d7;border-radius:9px;font:inherit;background:#fff}.contact-form textarea{min-height:150px;resize:vertical}.btn{display:inline-block;border:0;background:var(--brand);color:#fff;padding:12px 16px;border-radius:9px;font-weight:700;cursor:pointer}.hp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.hp-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff}.hp-card h3{font-size:20px;margin:.2em 0 .45em}.hp-card p{font-size:15px;color:var(--muted)}
@media(max-width:860px){body{font-size:16px}.nav{display:none}.mob{display:block}.mob summary{font-weight:700;cursor:pointer}.mob[open]{position:absolute;right:16px;top:58px;background:#fff;border:1px solid var(--line);padding:14px;border-radius:12px;box-shadow:0 12px 28px rgba(0,0,0,.12)}.mob a{display:block;padding:7px 4px;text-decoration:none}.hero{padding:38px 0 28px}.hero-grid,.layout{grid-template-columns:1fr}.quick{display:none}.layout{gap:22px}.article{border-radius:13px}.check{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.hp-grid{grid-template-columns:1fr 1fr}.site-head{position:relative}}
@media(max-width:560px){.wrap{width:min(calc(100% - 22px),var(--max))}.head-row{min-height:62px}.brand{font-size:15px}.brand-mark{width:32px;height:32px}.hero{padding-top:28px}h1{font-size:34px}.lead{font-size:19px}.main{padding-top:24px}.article{padding:20px}.hp-grid{grid-template-columns:1fr}.site-foot{padding:32px 0}}