:root {
  color: #1f2933;
  background: #f7f8fa;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
body { margin: 0; font-size: 15px; line-height: 1.5; }
.topbar { position: sticky; top: 0; display: flex; justify-content: space-between; gap: 16px; padding: 16px 24px; background: #ffffff; border-bottom: 1px solid #d7dde3; }
h1 { margin: 0; font-size: 28px; line-height: 1.15; }
h2 { font-size: 20px; line-height: 1.25; }
main { max-width: 1180px; margin: 0 auto; padding: 24px; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.facts div, .search-panel, .artifact { background: #ffffff; border: 1px solid #d7dde3; border-radius: 8px; padding: 16px; }
.facts strong, label { display: block; font-size: 12px; font-weight: 600; }
input { min-height: 40px; border: 1px solid #d7dde3; border-radius: 6px; padding: 8px; }
button, a { color: #1f2933; }
button:focus, a:focus, input:focus { outline: 2px solid #0f766e; outline-offset: 2px; }
.mode { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.mode button[aria-pressed="true"] { background: #0f766e; color: #ffffff; }
.artifact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.artifact h3 { overflow-wrap: anywhere; font-size: 15px; line-height: 1.35; }
.status { color: #536271; }
@media (max-width: 767px) {
  .topbar { display: block; padding: 16px; }
  main { padding: 16px; }
}