/* electrical-power-calculator — extracted from inline <style> */
.epc-tabs {
  display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 1.25rem;
}
.epc-tab {
  padding: 0.45rem 0.9rem; font-size: 0.8125rem; font-weight: 600;
  border: 1.5px solid var(--evvy-border-color, #DEE2E6);
  border-radius: var(--bs-border-radius-pill, 50rem);
  background: none; color: var(--evvy-text-secondary);
  cursor: pointer; transition: all 0.2s ease; white-space: nowrap;
}
.epc-tab:hover { border-color: var(--cluster-dark); color: var(--cluster-dark); }
.epc-tab.active {
  background: var(--cluster-dark); color: #fff;
  border-color: var(--cluster-dark);
}
.epc-panel { display: none; }
.epc-panel.active { display: block; }
.epc-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin-bottom: 0.75rem;
}
.epc-formula-box {
  background: var(--cluster-surface, #E8F4F3);
  border: 1px solid color-mix(in srgb, var(--cluster-dark) 20%, transparent);
  border-radius: var(--evvy-radius-lg, 12px);
  padding: 0.65rem 1rem; margin-top: 0.75rem;
  font-size: 0.8125rem; font-family: 'SF Mono', 'Consolas', monospace;
  color: var(--cluster-dark);
}
.epc-formula-label {
  font-size: 0.625rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--evvy-text-secondary);
  margin-bottom: 0.2rem;
}
.epc-wire-table {
  width: 100%; border-collapse: collapse; font-size: 0.8125rem; margin-top: 1rem;
}
.epc-wire-table th {
  background: var(--cluster-dark); color: #fff;
  padding: 0.5rem 0.75rem; font-weight: 600;
  font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.04em;
}
.epc-wire-table th:first-child { text-align: left; border-radius: 8px 0 0 0; }
.epc-wire-table th:last-child { border-radius: 0 8px 0 0; }
.epc-wire-table td {
  padding: 0.45rem 0.75rem; text-align: center;
  border-bottom: 1px solid var(--evvy-border-color);
}
.epc-wire-table td:first-child { text-align: left; font-weight: 500; }
.epc-wire-table tbody tr:hover { background: color-mix(in srgb, var(--cluster-dark) 4%, transparent); }
.epc-direction-toggle {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.epc-dir-btn {
  padding: 0.3rem 0.75rem; font-size: 0.75rem; font-weight: 600;
  border: 1.5px solid var(--evvy-border-color);
  border-radius: var(--bs-border-radius-pill, 50rem);
  background: none; color: var(--evvy-text-secondary);
  cursor: pointer; transition: all 0.15s ease;
}
.epc-dir-btn.active {
  background: var(--cluster-dark); color: #fff;
  border-color: var(--cluster-dark);
}
.epc-load-row {
  display: grid; grid-template-columns: 2fr 1fr 0.8fr 0.8fr auto;
  gap: 0.5rem; align-items: end; margin-bottom: 0.4rem;
}
.epc-load-row input, .epc-load-row select {
  padding: 0.4rem 0.6rem; border: 1px solid var(--evvy-border-color, #DEE2E6);
  border-radius: 8px; font-size: 0.8125rem;
  background: var(--bs-body-bg, #fff); color: var(--evvy-text-primary);
}
.epc-load-row input:focus, .epc-load-row select:focus {
  outline: none; border-color: var(--cluster-dark);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--cluster-dark) 15%, transparent);
}
.epc-load-header {
  display: grid; grid-template-columns: 2fr 1fr 0.8fr 0.8fr auto;
  gap: 0.5rem; font-size: 0.6875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--evvy-text-secondary); padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--evvy-border-color); margin-bottom: 0.4rem;
}
.epc-remove-btn {
  width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
  background: none; border: 1px solid var(--evvy-border-color);
  border-radius: 6px; color: var(--evvy-text-secondary);
  cursor: pointer; font-size: 0.8rem; transition: all 0.15s ease;
}
.epc-remove-btn:hover { color: #dc3545; border-color: #dc3545; }
.epc-add-btn {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.35rem 0.9rem; font-size: 0.8125rem; font-weight: 600;
  border: 1.5px dashed var(--cluster-dark); border-radius: var(--bs-border-radius-pill);
  background: none; color: var(--cluster-dark); cursor: pointer;
  transition: all 0.15s ease;
}
.epc-add-btn:hover { background: color-mix(in srgb, var(--cluster-dark) 8%, transparent); }
.epc-breaker-result {
  background: var(--cluster-surface, #E8F4F3);
  border: 1px solid color-mix(in srgb, var(--cluster-dark) 20%, transparent);
  border-radius: var(--evvy-radius-lg, 12px); padding: 1rem 1.25rem; margin-top: 0.75rem;
}
.epc-vdrop-bar {
  height: 10px; border-radius: 5px; background: var(--evvy-border-color);
  margin-top: 0.5rem; overflow: hidden;
}
.epc-vdrop-fill {
  height: 100%; border-radius: 5px; transition: width 0.4s ease;
}
[data-bs-theme="dark"] .epc-formula-box { background: color-mix(in srgb, var(--cluster-dark) 12%, var(--evvy-gray-100, #1E1E1E)); }
[data-bs-theme="dark"] .epc-wire-table th { color: #1a1a2e; }
[data-bs-theme="dark"] .epc-breaker-result { background: color-mix(in srgb, var(--cluster-dark) 12%, var(--evvy-gray-100, #1E1E1E)); }
@media (max-width: 767.98px) {
  .epc-tabs { gap: 0.25rem; }
  .epc-tab { padding: 0.35rem 0.65rem; font-size: 0.75rem; }
  .epc-row { grid-template-columns: 1fr; }
  .epc-load-row { grid-template-columns: 1fr 1fr; }
  .epc-load-header { display: none; }
}