:root {
  --pa-ac-navy: #0f2340;
  --pa-ac-navy-2: #142c4e;
  --pa-ac-blue: #1f78d1;
  --pa-ac-green: #258140;
  --pa-ac-orange: #a45d08;
  --pa-ac-teal: #0e7e7b;
  --pa-ac-violet: #8d5af7;
  --pa-ac-bg: #fbfaf7;
  --pa-ac-panel: #ffffff;
  --pa-ac-panel-soft: #fcfcff;
  --pa-ac-line: rgba(16, 32, 51, 0.1);
  --pa-ac-text: #132338;
  --pa-ac-muted: var(--text-muted);
  --pa-ac-radius-xl: 18px;
  --pa-ac-radius-lg: 14px;
  --pa-ac-radius-md: 10px;
  --pa-ac-shadow: 0 10px 28px rgba(16, 32, 51, 0.08);
}

.pa-apprentice-calc-page,
.pa-apprentice-calc-page *,
.pa-apprentice-calc-page *::before,
.pa-apprentice-calc-page *::after {
  box-sizing: border-box;
}

.pa-apprentice-calc-page {
  background: linear-gradient(180deg, #fffdfb 0%, #f7f4ee 100%);
  color: var(--pa-ac-text);
}

.pa-apprentice-calc-page .container {
  width: min(1240px, calc(100% - 32px));
  margin-inline: auto;
}

.pa-ac-page {
  padding: 18px 0 40px;
}

.pa-ac-page__topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
}

.pa-ac-page__actions,
.pa-ac-results__actions,
.pa-ac-form__actions,
.pa-ac-footer-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pa-ac-page__utility {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
  margin-bottom: 14px;
}

.pa-ac-inline-status {
  margin-bottom: 14px;
  padding: 10px 14px;
  border: 1px solid var(--pa-ac-line);
  border-radius: 10px;
  background: #f6f8fc;
  color: var(--pa-ac-text);
  font-size: 0.88rem;
  line-height: 1.4;
}

.pa-ac-inline-status--info {
  border-color: rgba(31, 120, 209, 0.18);
  background: rgba(31, 120, 209, 0.08);
}

.pa-ac-inline-status--error {
  border-color: rgba(194, 62, 62, 0.2);
  background: rgba(194, 62, 62, 0.08);
  color: #7b1d1d;
}

.pa-ac-page__utility-link {
  color: #4d76c9;
  font-size: 0.88rem;
  text-decoration: none;
}

.pa-ac-page__utility-link:hover,
.pa-ac-page__utility-link:focus-visible {
  text-decoration: underline;
}

.pa-ac-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: start;
}

.pa-ac-form-shell,
.pa-ac-results-shell,
.pa-ac-footer-band {
  border: 1px solid var(--pa-ac-line);
  border-radius: var(--pa-ac-radius-xl);
  background: var(--pa-ac-panel);
  box-shadow: var(--pa-ac-shadow);
}

.pa-ac-form-shell {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  overflow: visible;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.pa-ac-lead-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--pa-ac-line);
  border-radius: var(--pa-ac-radius-xl);
  background: var(--pa-ac-panel);
  box-shadow: var(--pa-ac-shadow);
}

.pa-ac-lead-strip__head,
.pa-ac-grid--lead {
  grid-column: 1 / -1;
}

.pa-ac-grid--lead {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.pa-ac-form-section {
  min-width: 0;
  padding: 18px 16px;
  border: 1px solid var(--pa-ac-line);
  border-radius: var(--pa-ac-radius-xl);
  background: var(--pa-ac-panel);
  box-shadow: var(--pa-ac-shadow);
}

.pa-ac-form-section__head {
  margin-bottom: 14px;
}

.pa-ac-grid {
  display: grid;
  gap: 12px;
}

.pa-ac-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pa-ac-grid--1 {
  grid-template-columns: 1fr;
}

.pa-ac-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.pa-ac-field--full {
  grid-column: 1 / -1;
}

.pa-ac-field > span,
.pa-ac-field-label {
  color: var(--pa-ac-text);
  font-size: 0.82rem;
  font-weight: 700;
}

.pa-ac-field-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.pa-ac-field-help {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.pa-ac-field-help summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  padding: 0;
  border: 1px solid #ccd7e5;
  border-radius: 999px;
  background: #fff;
  color: #5d6f89;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  list-style: none;
}

.pa-ac-field-help summary::-webkit-details-marker {
  display: none;
}

.pa-ac-field-help[open] summary {
  border-color: rgba(31, 120, 209, 0.45);
  color: var(--pa-ac-blue);
  box-shadow: 0 0 0 3px rgba(31, 120, 209, 0.12);
}

.pa-ac-field-help div {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 5;
  width: min(260px, 75vw);
  padding: 10px 12px;
  border: 1px solid #dce5f0;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 32px rgba(16, 32, 51, 0.12);
  color: var(--pa-ac-muted);
  font-size: 0.75rem;
  font-weight: 400;
  line-height: 1.45;
}

.pa-ac-field-help:hover div,
.pa-ac-field-help:focus-within div,
.pa-ac-field-help[open] div {
  display: block;
}

.pa-ac-field small {
  color: var(--pa-ac-muted);
  font-size: 0.72rem;
  line-height: 1.35;
}

.pa-ac-field input,
.pa-ac-field select {
  width: 100%;
  min-height: 38px;
  padding: 9px 12px;
  border: 1px solid #d6dde8;
  border-radius: 8px;
  background: #fff;
  color: var(--pa-ac-text);
  font: inherit;
  font-size: 0.92rem;
}

.pa-ac-field--date input {
  width: min(100%, 150px);
}

.pa-ac-field input:focus,
.pa-ac-field select:focus {
  outline: 2px solid rgba(31, 120, 209, 0.18);
  border-color: rgba(31, 120, 209, 0.45);
}

.pa-ac-input-prefix,
.pa-ac-input-suffix {
  display: grid;
  align-items: center;
  border: 1px solid #d6dde8;
  border-radius: 8px;
  background: #fff;
}

.pa-ac-input-prefix {
  grid-template-columns: auto 1fr;
}

.pa-ac-input-suffix {
  grid-template-columns: 1fr auto;
}

.pa-ac-input-prefix span,
.pa-ac-input-suffix span {
  padding-inline: 11px;
  color: var(--pa-ac-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.pa-ac-input-prefix input,
.pa-ac-input-suffix input {
  min-height: 36px;
  border: 0;
  padding: 9px 10px;
}

.pa-ac-field--toggle {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid #d6dde8;
  border-radius: 8px;
  background: #fff;
}

.pa-ac-field--toggle input {
  width: 16px;
  height: 16px;
  min-height: 0;
  margin: 0;
}

.pa-ac-field--toggle span {
  font-size: 0.84rem;
  font-weight: 600;
}

.pa-ac-hint {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(141, 90, 247, 0.14);
  border-radius: 10px;
  background: #faf7ff;
  color: var(--pa-ac-muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.pa-ac-hint[hidden] {
  display: none;
}

.pa-ac-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: #fff;
  color: var(--pa-ac-navy);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.pa-ac-btn:hover,
.pa-ac-btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(16, 32, 51, 0.08);
  text-decoration: none;
}

.pa-ac-btn--primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, #7a35dd, #9a50eb);
}

.pa-ac-btn--secondary,
.pa-ac-btn--ghost {
  border-color: #d4dbe6;
  background: #fff;
}

.pa-ac-btn--full {
  width: 100%;
  min-height: 44px;
}

.pa-ac-form__actions--row {
  grid-column: 1 / -1;
  justify-content: center;
  padding-top: 2px;
}

.pa-ac-results-shell {
  padding: 16px;
}

.pa-ac-results__header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  padding: 2px 2px 10px;
}

.pa-ac-results__header p,
.pa-ac-panel-card__head p {
  margin: 6px 0 0;
  color: var(--pa-ac-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.pa-ac-kpis {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.pa-ac-kpi {
  padding: 12px 14px;
  border: 1px solid #e3e8f0;
  border-radius: 10px;
  background: var(--pa-ac-panel-soft);
}

.pa-ac-kpi__label {
  display: block;
  min-height: 28px;
  color: var(--pa-ac-text);
  font-size: 0.66rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pa-ac-kpi__value {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.35rem, 1.6vw, 1.8rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.pa-ac-kpi__meta {
  display: block;
  margin-top: 6px;
  color: var(--pa-ac-muted);
  font-size: 0.74rem;
  line-height: 1.35;
}

.pa-ac-kpi--investment .pa-ac-kpi__value { color: var(--pa-ac-violet); }
.pa-ac-kpi--benefits .pa-ac-kpi__value { color: var(--pa-ac-green); }
.pa-ac-kpi--net .pa-ac-kpi__value { color: var(--pa-ac-blue); }
.pa-ac-kpi--roi .pa-ac-kpi__value { color: var(--pa-ac-orange); }
.pa-ac-kpi--payback .pa-ac-kpi__value { color: var(--pa-ac-teal); }

.pa-ac-results__grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.94fr) minmax(0, 1.06fr);
  gap: 12px;
  margin-top: 12px;
}

.pa-ac-panel-card {
  padding: 14px;
  border: 1px solid #e3e8f0;
  border-radius: 10px;
  background: #fff;
}

.pa-ac-panel-card h3 {
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.pa-ac-summary-table {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.pa-ac-summary-group {
  padding-top: 10px;
  border-top: 1px solid #edf1f6;
}

.pa-ac-summary-group:first-child {
  padding-top: 0;
  border-top: 0;
}

.pa-ac-summary-group h4 {
  margin: 0 0 8px;
  color: #51627b;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
}

.pa-ac-summary-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 6px 0;
  font-size: 0.84rem;
  line-height: 1.4;
}

.pa-ac-summary-row strong {
  color: var(--pa-ac-navy);
}

.pa-ac-chart-wrap {
  height: 290px;
  margin-top: 10px;
}

.pa-ac-chart-wrap canvas {
  width: 100% !important;
  height: 100% !important;
}

.pa-ac-chart-fallback {
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(242, 163, 58, 0.22);
  border-radius: 8px;
  background: #fff9ed;
  color: #8a5c08;
  font-size: 0.82rem;
}

.pa-ac-panel-card--benefits {
  margin-top: 12px;
}

.pa-ac-benefits {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.pa-ac-benefit {
  min-height: 122px;
  padding: 12px;
  border: 1px solid #edf1f6;
  border-radius: 10px;
  background: linear-gradient(180deg, #fff 0%, #fbfcff 100%);
}

.pa-ac-benefit h4 {
  margin: 0;
  color: var(--pa-ac-navy);
  font-size: 0.84rem;
  line-height: 1.35;
}

.pa-ac-benefit p {
  margin: 8px 0 0;
  color: var(--pa-ac-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.pa-ac-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid #dbe7fb;
  border-radius: 10px;
  background: #f5f9ff;
  color: var(--pa-ac-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.pa-ac-disclaimer strong {
  color: var(--pa-ac-navy);
}

.pa-ac-panel-card--notes {
  margin-top: 12px;
}

.pa-ac-panel-card--lead {
  margin-top: 12px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.pa-ac-lead-strip__actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
}

.pa-ac-panel-card--debug {
  margin-top: 12px;
}

.pa-ac-debug-output {
  margin: 10px 0 0;
  padding: 12px;
  overflow: auto;
  border-radius: 8px;
  background: #0f2340;
  color: #f3f7ff;
  font-size: 0.75rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.pa-ac-notes {
  display: grid;
  gap: 8px;
  margin: 10px 0 0;
  padding-left: 18px;
}

.pa-ac-notes li {
  color: var(--pa-ac-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.pa-ac-footer-band {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-top: 16px;
  padding: 16px 18px;
}

@media (max-width: 1180px) {
  .pa-ac-form-shell {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pa-ac-lead-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pa-ac-grid--lead {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pa-ac-kpis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pa-ac-benefits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .pa-ac-layout,
  .pa-ac-results__grid,
  .pa-ac-footer-band {
    grid-template-columns: 1fr;
    display: grid;
  }

  .pa-ac-form-shell {
    grid-template-columns: 1fr;
  }

  .pa-ac-lead-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .pa-apprentice-calc-page .container {
    width: min(100%, calc(100% - 20px));
  }

  .pa-ac-page__topbar,
  .pa-ac-results__header {
    flex-direction: column;
  }

  .pa-ac-page__actions .pa-ac-btn,
  .pa-ac-results__actions .pa-ac-btn,
  .pa-ac-footer-band__actions .pa-ac-btn {
    width: 100%;
  }

  .pa-ac-lead-strip,
  .pa-ac-grid--lead,
  .pa-ac-grid--2,
  .pa-ac-kpis,
  .pa-ac-benefits {
    grid-template-columns: 1fr;
  }

  .pa-ac-lead-strip,
  .pa-ac-form-section,
  .pa-ac-results-shell,
  .pa-ac-footer-band {
    padding-left: 12px;
    padding-right: 12px;
  }

  .pa-ac-field-help {
    display: block;
  }

  .pa-ac-field-help div {
    display: none;
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    margin-top: 8px;
    box-shadow: none;
  }

  .pa-ac-field-help[open] div {
    display: block;
  }

  .pa-ac-lead-strip__actions {
    justify-content: stretch;
  }

  .pa-ac-lead-strip__actions .pa-ac-btn {
    width: 100%;
  }
}

@media print {
  .site-header,
  .site-footer,
  .breadcrumbs,
  .pa-ac-page__actions,
  .pa-ac-results__actions,
  .pa-ac-footer-band__actions,
  .pa-ac-form__actions,
  .pa-ac-page__utility {
    display: none !important;
  }

  .pa-apprentice-calc-page {
    background: #fff !important;
  }

  .pa-ac-layout {
    display: block;
  }

  .pa-ac-form {
    display: none;
  }
}