:root{--ink:#17202a;--muted:#5d6772;--bg:#f7f8f6;--paper:#fff;--accent:#215f56;--accent2:#dcebe7;--line:#dde2df;--max:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);line-height:1.68}a{color:var(--accent);text-decoration-thickness:.08em;text-underline-offset:.15em}img{max-width:100%}.wrap{max-width:var(--max);margin:auto;padding:0 22px}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.nav{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:20px}.brand{font-weight:800;font-size:1.18rem;text-decoration:none;color:var(--ink)}.brand span{color:var(--accent)}.navlinks{display:flex;gap:17px;align-items:center;font-size:.94rem}.navlinks a{text-decoration:none;color:var(--ink)}.hero{padding:72px 0 44px;background:linear-gradient(135deg,#f7f8f6 55%,#e7f1ee)}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:750;font-size:.76rem;color:var(--accent)}h1{font-size:clamp(2.45rem,6vw,4.6rem);line-height:1.02;letter-spacing:-.045em;max-width:900px;margin:.25em 0}.lead{font-size:1.2rem;color:var(--muted);max-width:760px}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.btn{display:inline-block;padding:12px 18px;border-radius:999px;background:var(--accent);color:#fff;text-decoration:none;font-weight:700}.btn.alt{background:#fff;color:var(--accent);border:1px solid var(--line)}.section{padding:52px 0}.section h2{font-size:2rem;line-height:1.15}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 8px 28px rgba(23,32,42,.04)}.card h3{margin-top:0;line-height:1.2}.card p{color:var(--muted)}.article{display:grid;grid-template-columns:minmax(0,760px) 260px;gap:52px;padding:54px 0}.article h1{font-size:clamp(2.25rem,5vw,3.7rem)}.article h2{font-size:1.65rem;margin-top:2.1em;line-height:1.2}.article p{font-size:1.06rem}.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:18px}.quick{background:var(--accent2);border-left:5px solid var(--accent);padding:20px 22px;border-radius:10px;margin:28px 0}.toc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:19px}.toc a{display:block;margin:6px 0}.aside{position:sticky;top:92px;align-self:start}.meta{color:var(--muted);font-size:.9rem}.faq{border-top:1px solid var(--line);padding:18px 0}.sourcebox{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;margin-top:35px}.footer{background:#15201e;color:#e8efed;padding:45px 0;margin-top:50px}.footer a{color:#dcebe7}.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.notice{font-size:.88rem;color:var(--muted)}.search{width:100%;padding:14px;border:1px solid var(--line);border-radius:10px;font:inherit}.results{display:grid;gap:12px;margin-top:18px}.result{background:#fff;padding:18px;border:1px solid var(--line);border-radius:12px}@media(max-width:850px){.navlinks{display:none}.grid{grid-template-columns:1fr}.article{grid-template-columns:1fr}.aside{position:static}.footgrid{grid-template-columns:1fr}.hero{padding-top:48px}}