/* ============================================================
   FOOTER DO DIMENSIONAMENTO — refatorado (conservador)
   Meta: manter estrutura intocada, somar acessibilidade
   ============================================================ */

/* ----- Tokens (mesmos valores visuais) ----- */
:root {
  --dhf-text:          #000000;
  --dhf-text-soft:     #333333;
  --dhf-border:        #000000;
  --dhf-bg:            #ffffff;
  --dhf-existing-bg:   #d3d3d3;
  --dhf-focus:         #0066cc;
}

/* ============================================================
   Espaçador + grid principal (INALTERADO)
   ============================================================ */

.dh-footer-sep {
  height: 20px;
}

.dh-footer {
  display: grid;
  grid-template-columns: 1fr 1.25fr 1.4fr;
  gap: 200px;
  padding: 8px 4px 16px;
  font-size: 11px;
  color: var(--dhf-text);
  box-sizing: border-box;
  width: 100%;
  font-family: inherit;
}

.dh-footer > div {
  min-width: 0;
}

/* ============================================================
   Tabelas de legenda e parâmetros (INALTERADO)
   ============================================================ */

.dh-legend-table,
.dh-params-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--dhf-border);
}

.dh-legend-table thead th,
.dh-params-table thead th {
  background: var(--dhf-bg);
  color: var(--dhf-text);
  font-weight: 700;
  font-size: 11px;
  padding: 3px 6px;
  text-align: center;
  border-bottom: 1px solid var(--dhf-border);
}

.dh-legend-table td,
.dh-params-table td {
  padding: 2px 6px;
  border-bottom: 1px solid var(--dhf-border);
  vertical-align: middle;
}

.dh-legend-table tr:last-child td,
.dh-params-table tr:last-child td {
  border-bottom: none;
}

/* ----- Legenda: chave + descrição ----- */
.dh-legend-table td.dh-legend-key {
  width: 48px;
  text-align: center;
  font-weight: 600;
  border-right: 1px solid var(--dhf-border);
}

.dh-legend-table td.dh-legend-desc {
  padding-left: 8px;
}

.dh-footer .dh-legend-table td.dh-legend-key.dh-legend-existing {
  background-color: var(--dhf-existing-bg);
}

/* ----- Parâmetros: label / value / unit ----- */
.dh-params-table td.dh-params-label {
  text-align: right;
  white-space: nowrap;
  padding-right: 6px;
}

.dh-params-table td.dh-params-value {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  padding-left: 6px;
}

.dh-params-table td.dh-params-unit {
  text-align: left;
  white-space: nowrap;
  padding-left: 4px;
  color: var(--dhf-text-soft);
}

/* ============================================================
   Bloco de informações (INALTERADO)
   ============================================================ */

.dh-info-block {
  padding: 0;
}

.dh-info-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 1px 0;
}

.dh-info-lbl {
  white-space: nowrap;
}

.dh-info-val {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
}

.dh-info-divider {
  border: none;
  border-top: 1px solid var(--dhf-border);
  margin: 60px 0 5px;
}

.dh-info-responsible p {
  margin: 0;
  line-height: 1.2;
}

/* ============================================================
   Responsivo — corrige bug do gap fixo em telas pequenas
   ============================================================ */

@media (max-width: 900px) {
  .dh-footer {
    grid-template-columns: 1fr;
    gap: 24px;                 /* era 200px mesmo empilhado — inviável */
    padding: 8px 4px 12px;
  }

  .dh-info-divider {
    margin: 24px 0 5px;        /* era 60px — muito espaço em mobile */
  }
}

@media (max-width: 600px) {
  .dh-legend-table td.dh-legend-key {
    width: 40px;
  }
}

/* ============================================================
   Acessibilidade (NOVO — não afeta layout)
   ============================================================ */

/* Foco em elementos interativos internos (se houver) */
.dh-footer :focus-visible {
  outline: 2px solid var(--dhf-focus);
  outline-offset: 2px;
}

/* Alto contraste (Windows HC) */
@media (forced-colors: active) {
  .dh-legend-table,
  .dh-params-table,
  .dh-legend-table thead th,
  .dh-params-table thead th,
  .dh-legend-table td,
  .dh-params-table td {
    background: Canvas;
    color: CanvasText;
    border-color: CanvasText;
  }

  .dh-legend-table td.dh-legend-key.dh-legend-existing {
    background: Canvas;
    border-left: 4px solid CanvasText;
    padding-left: 4px;
  }

  .dh-info-divider {
    border-top-color: CanvasText;
  }
}