*,*::before,*::after{box-sizing:border-box}
:root{--ink:#0a0a0a;--muted:rgba(10,10,10,.64);--line:rgba(10,10,10,.12);--maxw:1080px;--r:18px}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font:16px/1.65 Inter,system-ui,-apple-system,Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{width:min(100% - 2.5rem,var(--maxw));margin-inline:auto}
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);border-bottom:1px solid var(--line)}
.nav__in{display:flex;align-items:center;gap:1rem;padding:.7rem 0;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.1rem;text-decoration:none}
.brand img{width:30px;height:30px}
.nav nav{margin-left:auto;display:flex;gap:.15rem;flex-wrap:wrap}
.nav nav a{padding:.45rem .6rem;font-size:.9rem;color:var(--muted);text-decoration:none;border-radius:9px}
.nav nav a:hover{color:var(--ink);background:rgba(10,10,10,.05)}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.8rem 1.25rem;border-radius:12px;font-weight:600;font-size:.93rem;text-decoration:none;white-space:nowrap}
.btn--solid{background:var(--ink);color:#fff}
main{padding:2.6rem 0 1rem}
.crumbs{font-size:.83rem;color:var(--muted);margin-bottom:1.1rem}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}
h1{font-weight:800;font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.08;letter-spacing:-.03em;margin:.2rem 0 .8rem}
h2{font-weight:700;font-size:clamp(1.25rem,2.4vw,1.7rem);letter-spacing:-.02em;margin:2.6rem 0 .8rem}
h3{font-size:1.03rem;margin:1.3rem 0 .3rem}
p{margin:.55rem 0}
.lead{font-size:1.09rem;color:var(--muted);max-width:62rem}
.kicker{display:inline-block;font-size:.74rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin:1.4rem 0}
.card{border:1px solid var(--line);border-radius:var(--r);padding:1.1rem 1.2rem}
.card h3{margin-top:0}
.card p{margin:.3rem 0 0;color:var(--muted);font-size:.95rem}
.cta{border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;margin:2.6rem 0 1rem;display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between}
.cta h2{margin:0}
.cta p{margin:.35rem 0 0;color:var(--muted)}
.qa{border-bottom:1px solid var(--line);padding:.85rem 0}
.qa summary{font-weight:600;cursor:pointer;list-style:none}
.qa summary::-webkit-details-marker{display:none}
.qa p{color:var(--muted);margin:.5rem 0 0}
.links{display:flex;flex-wrap:wrap;gap:.45rem;margin:1rem 0 0}
.links a{font-size:.87rem;padding:.42rem .75rem;border-radius:10px;text-decoration:none;box-shadow:inset 0 0 0 1px rgba(10,10,10,.2)}
.links a:hover{box-shadow:inset 0 0 0 1px var(--ink)}
footer{border-top:1px solid var(--line);margin-top:3rem;padding:1.6rem 0 2.4rem;font-size:.88rem;color:var(--muted)}
.foot__links{display:flex;flex-wrap:wrap;gap:.3rem .9rem;margin-bottom:.8rem}
footer a{text-decoration:none}
footer a:hover{text-decoration:underline}
@media(max-width:700px){.nav nav{display:none}}