/* ============================================================
 * Utilities Bunker — Load Factor (Electrical) v2.1
 * File: /assets/css/modules/electronics/load-factor.v2.1.css
 * Purpose:
 * - Tool-only layout + KPI panels + show-work formatting
 * - No changes to ub-toolkit.v2.1.css
 * - Mobile-first, 44x44 touch targets, clamp typography
 * ============================================================ */

/* ============================== Local tokens (tool-scoped) ============================== */
:root{
  --lf-radius: 16px;
  --lf-gap: 14px;
  --lf-soft: rgba(0,0,0,.06);
}

/* ============================== Header row (title + theme button) ============================== */
.lf-head{
  display:flex;
  gap:10px;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
}
.lf-h1{ margin:0; font-size:var(--ub-fs-5); }
.lf-sub{ margin:6px 0 0; }

/* ============================== How-to list ============================== */
.lf-steps{
  margin:0;
  padding-left:18px;
}
.lf-steps li{ margin:6px 0; }

/* ============================== Hero layout ============================== */
.lf-hero{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--lf-gap);
}
@media (max-width: 980px){
  .lf-hero{ grid-template-columns: 1fr; }
}

/* ============================== KPI / Summary panel ============================== */
.lf-panel{
  background: var(--ub-surface-2);
  border: 1px solid var(--ub-border);
  border-radius: var(--lf-radius);
  padding: 12px;
}
.lf-panel-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom: 10px;
}
.lf-title{
  font-size: clamp(13px, 1.2vw, 14px);
  font-weight: 950;
  letter-spacing: .01em;
}
.lf-subtle{
  font-size: 12px;
  color: var(--ub-muted);
  margin-top: 2px;
}

/* KPI tiles */
.lf-kpis{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  justify-content:flex-end;
}
.lf-kpi{
  min-width: 140px;
  padding: 8px 10px;
  border-radius: 14px;
  border: 1px solid var(--ub-border);
  background: var(--ub-card-bg);
}
@media (max-width: 520px){
  .lf-kpi{ min-width: 120px; }
}
.lf-kpi .k{
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--ub-muted);
}
.lf-kpi .v{
  font-family: var(--ub-mono);
  font-weight: 950;
  font-size: 15px;
  margin-top: 2px;
}

/* Interpretation pill */
.lf-status{
  display:flex;
  align-items:center;
  gap:8px;
  padding: 10px 10px;
  border-radius: 999px;
  border: 1px solid var(--ub-border);
  background: var(--ub-card-bg);
  min-height: 44px;
  font-size: 12px;
  font-weight: 950;
}
.lf-dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background: var(--ub-muted);
}
.lf-status-label{ color: var(--ub-muted); font-weight: 950; }

.lf-mini{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:10px;
  margin-top: 10px;
}
@media (max-width: 520px){
  .lf-mini{ grid-template-columns: 1fr; }
}
.lf-mini-item{
  padding: 10px;
  border-radius: 14px;
  border: 1px solid var(--ub-border);
  background: var(--ub-card-bg);
  min-height: 44px;
}
.lf-mini-item .k{
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--ub-muted);
}
.lf-mini-item .v{
  font-family: var(--ub-mono);
  font-weight: 950;
  font-size: 14px;
  margin-top: 2px;
}

.lf-note{
  margin-top: 10px;
  font-size: 12px;
  color: var(--ub-muted);
  line-height: 1.45;
}

/* ============================== Mode controls ============================== */
.lf-mode{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom: 10px;
}
.lf-mode .ub-chip{
  min-height: 44px;
  padding: 10px 12px;
}

/* Panels */
.lf-mode-panel{
  margin-top: 6px;
}
.lf-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  margin-top: 12px;
}
.lf-chip{
  display:flex;
  gap:8px;
  align-items:center;
}

/* Actions */
.lf-actions{
  margin-top: 12px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* ============================== Show Work formatting ============================== */
.lf-work{
  font-family: var(--ub-mono);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap:anywhere;
}
.lf-foot{
  margin-top: 10px;
  color: var(--ub-muted);
  font-size: 12px;
}

/* ============================== Reference / FAQ helpers ============================== */
.lf-list{
  margin:0;
  padding-left:18px;
}
.lf-list li{ margin:6px 0; }

.lf-q{
  margin:12px 0 6px;
  font-size: 15px;
  font-weight: 950;
}
.lf-a{
  margin:0 0 10px;
}

/* ============================== Rail helper ============================== */
.ub-btn--block{ width: 100%; }

/* ============================== Small polish ============================== */
@media (max-width: 480px){
  .lf-status{ padding: 10px 12px; }
}