.at-wrap { max-width: 1040px; margin: 0 auto; padding: 28px 16px; }
.at-grid { display:grid; grid-template-columns: 280px 1fr; gap: 18px; }
@media (max-width: 992px){ .at-grid{ grid-template-columns: 1fr; } }

.at-card{ border:1px solid var(--border-color); border-radius:18px; background:var(--card-bg,#fff);
  transition: transform 160ms ease, box-shadow 160ms ease; }
.at-card:hover{ transform:translateY(-1px); box-shadow:0 14px 34px rgba(0,0,0,0.06); }
.at-search{ border-radius:14px; padding:12px 14px; }
.at-meta{ font-size:12px; color:var(--text-muted); margin-top:6px; }

.at-prose p{ line-height:1.85; font-size:16px; margin:0 0 12px; }
.at-prose h1,.at-prose h2,.at-prose h3{ margin-top:18px; margin-bottom:10px; }
.at-prose pre{ padding:14px; border-radius:14px; overflow:auto; border:1px solid var(--border-color); }
.at-prose code{ font-size:0.95em; }

.at-chip{ display:inline-block; padding:4px 10px; border-radius:999px; border:1px solid var(--border-color);
  font-size:12px; margin-right:6px; margin-top:6px; }