.drk-kh-wrapper{max-width:720px;margin:1rem auto;padding:1rem;border:1px solid #1f2937;border-radius:8px;background:#ffffff}
.drk-kh-form .drk-kh-row{display:flex;flex-direction:column;margin-bottom:12px}
.drk-kh-form label{font-weight:700;margin-bottom:6px;color:#111827}
.drk-kh-form input{padding:10px;border:1px solid #d1d5db;border-radius:6px}
.drk-kh-actions{display:flex;gap:8px;margin-top:8px}
.drk-kh-btn{padding:10px 14px;border:1px solid #111;border-radius:6px;background:#000000;color:#ffffff;cursor:pointer}
.drk-kh-btn.drk-kh-secondary{background:#ffffff;color:#111;border-color:#111}
.drk-kh-results{margin-top:16px}
.drk-kh-card{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;border:1px solid #f97316;border-radius:8px;padding:12px;background:#fff7ed;margin-bottom:12px}
.drk-kh-metric{display:flex;flex-direction:column;align-items:flex-start}
.drk-kh-label{font-size:12px;color:#6b7280}
.drk-kh-value{font-size:24px;font-weight:800;color:#000000}
.drk-kh-unit{font-size:12px;color:#6b7280}
.drk-kh-footnote{font-size:12px;color:#6b7280;margin-top:8px}