:root{--bg:#fff;--ink:#171717;--muted:#62666b;--line:#e5e7e8;--soft:#f7f7f3;--accent:#5a462f}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.68}
a{color:var(--accent)}.wrap{max-width:1040px;margin:auto;padding:0 22px}
header{border-bottom:1px solid var(--line);background:#fff}.top{min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-size:21px;font-weight:800;text-decoration:none;color:var(--ink)}nav a{font-size:14px;margin-left:15px;text-decoration:none}
main{padding:48px 0}h1{font-size:clamp(38px,6vw,62px);line-height:1.05;margin:0 0 18px}h2{font-size:30px;line-height:1.2;margin-top:42px}h3{font-size:20px}
.lead{font-size:20px;color:var(--muted);max-width:780px}.crumb{font-size:13px;color:var(--muted);margin-bottom:22px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{border:1px solid var(--line);border-radius:14px;padding:20px;background:#fff}
.note{background:var(--soft);border-left:4px solid var(--accent);padding:18px 20px;border-radius:8px;margin:28px 0}
table{width:100%;border-collapse:collapse;margin:20px 0;background:#fff}th,td{border-bottom:1px solid var(--line);padding:13px;text-align:left;vertical-align:top}th{background:var(--soft)}
ul li{margin:8px 0}.source-list li{margin:12px 0}.updated{font-size:13px;color:var(--muted)}
footer{margin-top:54px;border-top:1px solid var(--line);padding:30px 0;color:var(--muted);font-size:13px}
@media(max-width:760px){.grid{grid-template-columns:1fr}nav{display:none}main{padding-top:32px}table{font-size:14px}}