:root{color-scheme:light;--bg:#f7f9fc;--surface:#fff;--text:#172235;--muted:#53627a;--line:#e0e6ee;--blue:#2463e8;--blue-soft:#eaf1ff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text)}a{color:#164dc5}a:hover{text-decoration:none}.frame{max-width:1040px;padding:0 24px;margin:0 auto}header{background:var(--surface);border-bottom:1px solid var(--line)}.top{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}.brand{font-weight:800;letter-spacing:-.035em;font-size:1.2rem;text-decoration:none;color:var(--text);display:flex;gap:12px;align-items:center}.mark{width:35px;height:35px;border-radius:10px;display:grid;place-items:center;background:var(--blue);color:#fff;font-weight:800}.nav{display:flex;gap:22px;flex-wrap:wrap}.nav a{text-decoration:none;color:var(--muted);font-weight:600;font-size:.9rem}.nav a:hover{color:var(--blue)}main{padding:65px 0 80px}.eyebrow{display:inline-flex;border-radius:99px;padding:5px 13px;background:var(--blue-soft);color:#1f56bd;font-size:.83rem;font-weight:700;letter-spacing:.01em}h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.14;letter-spacing:-.045em;margin:17px 0 18px;max-width:800px}h2{font-size:1.45rem;letter-spacing:-.025em;line-height:1.3;margin:0 0 12px}h3{font-size:1.06rem;margin:24px 0 8px}p{margin:0 0 16px}.lead{max-width:800px;color:var(--muted);font-size:1.13rem}.intro{padding-bottom:38px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:20px}.card{padding:27px 23px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 10px 34px rgba(31,50,87,.035)}.card p{color:var(--muted);font-size:.95rem;margin-bottom:0}.icon{font-size:24px;margin-bottom:16px}.panel{border:1px solid var(--line);border-radius:18px;padding:26px 28px;background:var(--surface);margin-top:28px}.panel p:last-child{margin-bottom:0}.prose{max-width:800px}.prose h2{margin-top:36px}.prose ul{padding-left:24px;margin:8px 0 18px}.prose li{margin:6px 0}.updated{color:var(--muted);font-size:.91rem}.contact{overflow-wrap:anywhere}footer{background:#fff;border-top:1px solid var(--line);padding:24px 0;color:var(--muted);font-size:.85rem}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.foot a{color:var(--muted)}@media(max-width:700px){.grid{grid-template-columns:1fr}.top{align-items:flex-start;flex-direction:column;padding-top:16px;padding-bottom:16px;gap:12px}.nav{gap:12px}.frame{padding:0 20px}main{padding:46px 0 58px}.card{padding:23px 20px}.panel{padding:21px}}