.tool-page{background:#f8fafc;}
.tool-hero{padding:52px 0 20px;background:#fff;border-bottom:1px solid #eef2f7;}
.tool-hero h1{font-size:52px;color:#0c1b33;margin-top:10px;}
.tool-summary{font-size:19px;line-height:1.7;color:#64748b;max-width:920px;margin-top:14px;}
.tool-meta-line{display:flex;gap:22px;flex-wrap:wrap;margin-top:18px;color:#334155;}