/* Padrões estruturais compartilhados. Classes novas não alteram telas legadas. */
.ui-product-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 64px;
  padding: var(--space-3) var(--space-5);
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border-subtle);
}
.ui-product-header__brand,
.ui-product-header__context,
.ui-actionbar,
.ui-page-header,
.ui-page-header__actions { display: flex; align-items: center; }
.ui-product-header__brand { gap: var(--space-3); min-width: 0; }
.ui-product-header__brand img { width: 104px; height: 34px; object-fit: contain; }
.ui-product-header__context { gap: var(--space-2); min-width: 0; }
.ui-product-header__title { overflow: hidden; color: var(--brand-navy-800); font-size: var(--font-size-xl); text-overflow: ellipsis; white-space: nowrap; }
.ui-product-header__project { overflow: hidden; color: var(--text-secondary); font-size: var(--font-size-sm); text-overflow: ellipsis; white-space: nowrap; }

/* Cabeçalho real compartilhado pelos aplicativos durante a migração. */
.page-header.unified-app-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  gap: var(--space-3) var(--space-5);
  min-height: 66px;
  padding: var(--space-2) var(--space-5);
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border-subtle);
}
.unified-app-header > .page-header-title {
  display: grid;
  grid-template-columns: auto minmax(180px, 1fr) minmax(0, 1.4fr);
  grid-template-areas: "brand title info";
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}
.unified-app-header .app-brand-bar { grid-area: brand; }
.unified-app-header .page-header-title > h1 { grid-area: title; }
.unified-app-header .project-info { grid-area: info; }
.unified-app-header > .project-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
  flex-wrap: wrap;
  width: 100%;
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-subtle);
}
.unified-app-header .project-btn {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  color: var(--brand-navy-800);
  font: inherit;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  background: var(--surface-raised);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.unified-app-header .project-btn:hover:not(:disabled) { color: var(--brand-navy-900); background: var(--brand-blue-050); border-color: var(--brand-blue-600); }
.unified-app-header .project-btn-import,
.unified-app-header .project-btn-primary { color: var(--text-on-brand); background: var(--brand-navy-800); border-color: var(--brand-navy-800); }
.unified-app-header .project-btn-import:hover:not(:disabled),
.unified-app-header .project-btn-primary:hover:not(:disabled) { color: var(--text-on-brand); background: var(--brand-navy-900); border-color: var(--brand-navy-900); }
.unified-app-header .project-btn-subtle { color: var(--text-secondary); background: transparent; border-color: transparent; }
.unified-app-header .btn-icon { width: 17px; height: 17px; display: inline-flex; flex: 0 0 auto; }
.unified-app-header .btn-icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.8; }

.ui-actionbar {
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 52px;
  padding: var(--space-2) var(--space-5);
  background: var(--surface-raised);
  border-bottom: 1px solid var(--border-subtle);
}
.ui-actionbar__group { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.ui-actionbar__divider { width: 1px; height: 24px; background: var(--border-subtle); }

.ui-navigation { display: grid; gap: var(--space-1); }
.ui-navigation__group { margin: var(--space-3) var(--space-2) var(--space-1); color: var(--text-tertiary); font-size: var(--font-size-2xs); font-weight: var(--font-weight-bold); letter-spacing: .08em; text-transform: uppercase; }
.ui-navigation__item {
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--text-secondary);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
}
.ui-navigation__item:hover { color: var(--text-primary); background: var(--neutral-100); }
.ui-navigation__item[aria-current="page"] { color: var(--brand-navy-800); font-weight: var(--font-weight-semibold); background: var(--surface-selected); border-left-color: var(--brand-blue-600); }

.ui-page-header { align-items: flex-start; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-4); }
.ui-page-header__copy { min-width: 0; }
.ui-page-header h1 { margin: 0; color: var(--text-primary); font-size: var(--font-size-2xl); }
.ui-page-header p { max-width: 760px; margin: var(--space-1) 0 0; color: var(--text-secondary); font-size: var(--font-size-sm); line-height: var(--line-height-default); }
.ui-page-header__actions { gap: var(--space-2); flex-wrap: wrap; justify-content: flex-end; }

.ui-form-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-4); }
.ui-form-grid > * { grid-column: span 4; min-width: 0; }
.ui-form-grid .ui-field--wide { grid-column: span 8; }
.ui-form-grid .ui-field--full { grid-column: 1 / -1; }
.ui-table .ui-cell--number { text-align: right; font-variant-numeric: tabular-nums lining-nums; }
.ui-table .ui-cell--actions { width: 1%; text-align: right; white-space: nowrap; }

@media (max-width: 900px) {
  .unified-app-header > .page-header-title { grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "brand title" "info info"; }
  .ui-product-header { align-items: flex-start; }
  .ui-product-header__context { align-items: flex-start; flex-direction: column; }
  .ui-actionbar { align-items: flex-start; flex-direction: column; }
  .ui-form-grid > *, .ui-form-grid .ui-field--wide { grid-column: span 6; }
}
@media (max-width: 600px) {
  .page-header.unified-app-header { padding-inline: var(--space-4); }
  .unified-app-header > .page-header-title { grid-template-columns: minmax(0, 1fr); grid-template-areas: "brand" "title" "info"; }
  .unified-app-header .project-btn { min-width: 36px; padding-inline: var(--space-2); }
  .unified-app-header .project-btn .btn-label { display: none; }
  .ui-product-header, .ui-actionbar { padding-inline: var(--space-4); }
  .ui-product-header__project, .ui-actionbar__divider { display: none; }
  .ui-page-header { flex-direction: column; }
  .ui-page-header__actions { width: 100%; justify-content: flex-start; }
  .ui-form-grid > *, .ui-form-grid .ui-field--wide { grid-column: 1 / -1; }
}