:root{color-scheme:light;--ink:#17202b;--muted:#657084;--blue:#294cf4;--paper:#f5f7fa}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif}a{color:var(--blue);text-underline-offset:4px}a:focus-visible{outline:3px solid var(--blue);outline-offset:5px}header,main,footer{max-width:820px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800}.brand img{border-radius:12px}nav{display:flex;gap:20px;font-size:14px}main{padding-top:18px;padding-bottom:48px}.eyebrow{color:var(--blue);font-size:12px;letter-spacing:.14em;font-weight:800}h1{font-size:clamp(32px,7vw,44px);line-height:1.2;letter-spacing:-.03em;margin:12px 0 18px}h2{font-size:22px;line-height:1.45;margin:32px 0 12px}h3{font-size:17px;margin:20px 0 8px}p{margin:12px 0}.meta,footer{font-size:13px;color:var(--muted)}.lead{font-size:18px}.card{background:white;border:1px solid #e3e7ed;border-radius:24px;padding:24px;margin:22px 0}ul{padding-left:22px}li+li{margin-top:10px}.contact{display:inline-flex;align-items:center;min-height:48px;border-radius:14px;background:var(--blue);color:white;padding:10px 18px;font-weight:650;text-decoration:none;overflow-wrap:anywhere}footer{border-top:1px solid #e3e7ed;padding-bottom:32px}footer a{margin-right:20px}strong{font-weight:700}details{border-top:1px solid #e3e7ed;padding:17px 0}summary{font-weight:650;cursor:pointer;min-height:30px}summary:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.note{color:var(--muted);font-size:14px}@media(max-width:480px){header,main,footer{padding-left:20px;padding-right:20px}nav{gap:12px}.card{padding:20px}header{align-items:flex-start}.brand span{display:none}}