/* ============================================================================
 * TETRAOLI — Design System
 * Sistema unico de design (cores, espacamentos, componentes, utilitarios).
 * Substitui ad-hoc styles inline nas views. Mantem navbar dark + conteudo light.
 * ============================================================================ */

/* ============================================================================
 * 1. DESIGN TOKENS (variaveis CSS)
 * ============================================================================ */
:root {
  /* Cores - superficies */
  --tx-bg:           #f5f6f8;      /* fundo geral do app */
  --tx-surface:      #ffffff;      /* cards, painéis */
  --tx-surface-alt:  #f8f9fb;      /* listras alternadas, hover suave */
  --tx-border:       #e3e6eb;      /* bordas padrão */
  --tx-border-strong:#c5cad3;      /* bordas marcadas */

  /* Cores - texto */
  --tx-text:         #1c2533;      /* texto principal */
  --tx-text-muted:   #6b7280;      /* legendas, labels */
  --tx-text-soft:    #9ca3af;      /* placeholders, dimmed */

  /* Cores - marca / acentos */
  --tx-primary:      #1976d2;      /* azul Tetraoli (CTA, links) */
  --tx-primary-dk:   #1565c0;
  --tx-primary-soft: #e3f2fd;      /* hover, badge bg */

  /* Cores - semanticas */
  --tx-success:      #2e7d32;
  --tx-success-soft: #e6f4ea;
  --tx-danger:       #c62828;
  --tx-danger-soft:  #fdecea;
  --tx-warning:      #f57c00;
  --tx-warning-soft: #fff3e0;
  --tx-info:         #1976d2;
  --tx-info-soft:    #e3f2fd;

  /* Cores - destaques especificos */
  --tx-yellow:       #fff066;       /* balanço amarelo (estilo Excel) */
  --tx-yellow-dk:    #f4dc3a;
  --tx-gray-header:  #cfd8dc;       /* header grupo (inventario) */
  --tx-gray-total:   #b0bec5;       /* total grupo */

  /* Tipografia */
  --tx-font:         -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --tx-font-mono:    "SF Mono", Menlo, Monaco, Consolas, monospace;
  --tx-fs-xs:        0.75rem;       /* 12px */
  --tx-fs-sm:        0.85rem;       /* 14px */
  --tx-fs-base:      0.95rem;       /* 15px */
  --tx-fs-md:        1.05rem;       /* 17px */
  --tx-fs-lg:        1.25rem;       /* 20px */
  --tx-fs-xl:        1.6rem;        /* 26px */
  --tx-fs-display:   2rem;          /* 32px */
  --tx-lh-tight:     1.25;
  --tx-lh-normal:    1.5;

  /* Espacamento */
  --tx-sp-1:  0.25rem;
  --tx-sp-2:  0.5rem;
  --tx-sp-3:  0.75rem;
  --tx-sp-4:  1rem;
  --tx-sp-5:  1.25rem;
  --tx-sp-6:  1.5rem;
  --tx-sp-8:  2rem;
  --tx-sp-10: 2.5rem;

  /* Border radius */
  --tx-r-sm:  4px;
  --tx-r-md:  6px;
  --tx-r-lg:  10px;
  --tx-r-pill: 999px;

  /* Sombra */
  --tx-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --tx-shadow:    0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --tx-shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);

  /* Container */
  --tx-container: 1280px;
}

/* ============================================================================
 * 2. RESET + BASE
 * ============================================================================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: var(--tx-font);
  font-size: var(--tx-fs-base);
  line-height: var(--tx-lh-normal);
  color: var(--tx-text);
  background: var(--tx-bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--tx-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: var(--tx-fs-xl); font-weight: 700; line-height: var(--tx-lh-tight); }
h2 { font-size: var(--tx-fs-lg); font-weight: 600; line-height: var(--tx-lh-tight); margin-bottom: var(--tx-sp-3); }
h3 { font-size: var(--tx-fs-md); font-weight: 600; line-height: var(--tx-lh-tight); }

button { font-family: inherit; cursor: pointer; }

/* ============================================================================
 * 3. NAVBAR (mantém estilo dark do posto_tetra, atualizado)
 * ============================================================================ */
.nav-bar {
  background: #0f172a;
  border-bottom: 1px solid #1e293b;
  position: sticky;
  top: 0;
  z-index: 900;
}

.nav-container {
  max-width: var(--tx-container);
  margin: 0 auto;
  padding: 0 var(--tx-sp-6);
  display: flex;
  align-items: center;
  height: 52px;
  gap: var(--tx-sp-6);
}

.nav-brand {
  font-size: 1rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, #3b82f6, #22c55e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links { display: flex; align-items: center; gap: var(--tx-sp-1); flex: 1; }

.nav-link {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--tx-r-md);
  transition: color 0.15s, background 0.15s;
}

.nav-link:hover { color: #e2e8f0; background: rgba(255,255,255,0.05); text-decoration: none; }
.nav-active     { color: #ffffff; background: rgba(59, 130, 246, 0.18); }

/* Grupo dropdown da navbar (ex: Gestao Comercial). Abre no hover e no foco
   (clique/toque), sem JS. */
.nav-group { position: relative; }
.nav-group-trigger { background: none; border: none; cursor: pointer; font: inherit; font-size: 0.85rem; font-weight: 500; }
.nav-dropdown {
  display: none;
  position: absolute; top: calc(100% + 4px); left: 0; min-width: 180px;
  flex-direction: column; gap: 2px;
  background: #0f172a; border: 1px solid #1e293b; border-radius: var(--tx-r-md);
  padding: 6px; box-shadow: 0 10px 28px rgba(0,0,0,0.45); z-index: 1000;
}
.nav-group:hover .nav-dropdown,
.nav-group:focus-within .nav-dropdown { display: flex; }
.nav-dd-link {
  color: #94a3b8; text-decoration: none; font-size: 0.85rem; font-weight: 500;
  padding: 7px 12px; border-radius: var(--tx-r-md); white-space: nowrap;
}
.nav-dd-link:hover { color: #e2e8f0; background: rgba(255,255,255,0.06); text-decoration: none; }
.nav-dd-link.nav-active { color: #fff; background: rgba(59, 130, 246, 0.18); }

.nav-toggle {
  display: none;
  background: none; border: none; color: #e2e8f0; font-size: 1.4rem; padding: 4px 8px;
}

.nav-user { display: flex; align-items: center; gap: var(--tx-sp-3); }
.nav-user-email {
  color: #cbd5e1; font-size: 0.85rem;
  padding: 6px 12px; border-radius: var(--tx-r-md);
}
.nav-user-email:hover { color: #fff; background: rgba(255,255,255,0.06); text-decoration: none; }

.nav-logout {
  background: rgba(239, 68, 68, 0.12); color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.25);
  padding: 6px 14px; border-radius: var(--tx-r-md);
  font-size: 0.8rem; font-weight: 600;
}
.nav-logout:hover { background: rgba(239, 68, 68, 0.2); color: #fee2e2; }

/* Flash messages (compatibilidade com layout antigo) */
.flash-bar { max-width: var(--tx-container); margin: 0 auto; padding: var(--tx-sp-4) var(--tx-sp-6) 0; }
.flash { padding: 12px 16px; border-radius: var(--tx-r-md); margin-bottom: var(--tx-sp-3); font-size: var(--tx-fs-sm); }
.flash-notice { background: var(--tx-success-soft); color: var(--tx-success); border-left: 3px solid var(--tx-success); }
.flash-alert  { background: var(--tx-danger-soft);  color: var(--tx-danger);  border-left: 3px solid var(--tx-danger);  }

/* ============================================================================
 * 4. LAYOUT — PAGE CONTAINER
 * ============================================================================ */
.tx-page,
.dashboard /* compat com classe antiga */ {
  max-width: var(--tx-container);
  margin: 0 auto;
  padding: var(--tx-sp-6);
}

.tx-page-header,
.dashboard-header /* compat */ {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: var(--tx-sp-4);
  margin-bottom: var(--tx-sp-6);
  flex-wrap: wrap;
}

.tx-page-header h1,
.dashboard-header h1 { color: var(--tx-text); }

.tx-page-header p,
.dashboard-header p { color: var(--tx-text-muted); font-size: var(--tx-fs-sm); margin: 0; }

/* ============================================================================
 * 5. CARDS (KPI / chart / generic)
 * ============================================================================ */
.tx-card {
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-lg);
  padding: var(--tx-sp-4);
  box-shadow: var(--tx-shadow-sm);
}

/* KPI cards — grid auto-fit */
.tx-kpi-grid,
.cards /* compat */ {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--tx-sp-4);
  margin-bottom: var(--tx-sp-6);
}

.tx-kpi,
.card /* compat */ {
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-left: 4px solid var(--tx-border-strong);
  border-radius: var(--tx-r-lg);
  padding: var(--tx-sp-4);
  box-shadow: var(--tx-shadow-sm);
}

.tx-kpi-info, .card-info       { border-left-color: var(--tx-info); }
.tx-kpi-success, .card-success { border-left-color: var(--tx-success); }
.tx-kpi-warning, .card-warning { border-left-color: var(--tx-warning); }
.tx-kpi-danger, .card-danger   { border-left-color: var(--tx-danger); }

.tx-kpi-label,
.card-label /* compat */ {
  color: var(--tx-text-muted);
  font-size: var(--tx-fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.tx-kpi-value,
.card-valor /* compat */ {
  color: var(--tx-text);
  font-size: var(--tx-fs-lg);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  margin-top: var(--tx-sp-1);
}

.tx-kpi-foot {
  margin-top: var(--tx-sp-2);
  font-size: var(--tx-fs-xs);
  color: var(--tx-text-muted);
}

/* Chart card */
.tx-chart-card {
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-lg);
  padding: var(--tx-sp-4);
  box-shadow: var(--tx-shadow-sm);
}
.tx-chart-card h3 { font-size: var(--tx-fs-base); color: var(--tx-text); margin-bottom: var(--tx-sp-1); }
.tx-chart-card .tx-chart-sub { color: var(--tx-text-muted); font-size: var(--tx-fs-xs); margin-bottom: var(--tx-sp-2); }

.tx-chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--tx-sp-5);
  margin: var(--tx-sp-6) 0;
}
@media (max-width: 900px) { .tx-chart-grid { grid-template-columns: 1fr; } }

/* ============================================================================
 * 6. TABELAS
 * ============================================================================ */
.tx-table,
.modal-table /* compat */ {
  width: 100%;
  border-collapse: collapse;
  background: var(--tx-surface);
  font-size: var(--tx-fs-sm);
  border-radius: var(--tx-r-lg);
  overflow: hidden;
  box-shadow: var(--tx-shadow-sm);
  border: 1px solid var(--tx-border);
}

.tx-table thead th,
.modal-table thead th {
  background: var(--tx-surface-alt);
  text-align: left;
  padding: 10px 12px;
  font-weight: 600;
  color: var(--tx-text-muted);
  font-size: var(--tx-fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--tx-border);
}

.tx-table tbody td,
.modal-table tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--tx-border);
  color: var(--tx-text);
}

.tx-table tbody tr:last-child td,
.modal-table tbody tr:last-child td { border-bottom: 0; }

.tx-table tbody tr:hover td,
.modal-table tbody tr:hover td { background: var(--tx-surface-alt); }

.tx-table .col-num,
.modal-table .col-num { text-align: right; font-variant-numeric: tabular-nums; }

/* Linha de alerta (vermelho): abaixo da meta de comodato, inadimplente etc. */
.tx-table tbody tr.tx-row-alert td { background: var(--tx-danger-soft); }
.tx-table tbody tr.tx-row-alert:hover td { background: #fbddd9; }

/* Cabecalhos ordenaveis (controller Stimulus "sortable") */
.tx-table th.tx-sortable { cursor: pointer; user-select: none; white-space: nowrap; }
.tx-table th.tx-sortable:hover { color: var(--tx-primary); }
.tx-table th.tx-sortable::after { content: "\2195"; opacity: .35; margin-left: 4px; font-size: .85em; }
.tx-table th.tx-sort-asc::after  { content: "\25B2"; opacity: 1; }
.tx-table th.tx-sort-desc::after { content: "\25BC"; opacity: 1; }

/* ============================================================================
 * 7. FORMULARIOS / FILTROS
 * ============================================================================ */
.tx-filtros,
.filtros /* compat */ {
  display: flex;
  flex-wrap: wrap;
  gap: var(--tx-sp-3);
  align-items: end;
  padding: var(--tx-sp-4);
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-lg);
  margin-bottom: var(--tx-sp-5);
  box-shadow: var(--tx-shadow-sm);
}

.tx-field,
.filtro-grupo /* compat */ {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tx-field label,
.filtro-grupo label {
  font-size: var(--tx-fs-xs);
  color: var(--tx-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tx-input,
.filtro-input /* compat */ {
  background: var(--tx-surface);
  color: var(--tx-text);
  border: 1px solid var(--tx-border-strong);
  padding: 8px 12px;
  border-radius: var(--tx-r-md);
  font-size: var(--tx-fs-sm);
  font-family: inherit;
  min-width: 160px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.tx-input:focus,
.filtro-input:focus {
  outline: none;
  border-color: var(--tx-primary);
  box-shadow: 0 0 0 3px var(--tx-primary-soft);
}

.tx-btn,
.btn-filtrar /* compat */ {
  background: var(--tx-primary);
  color: #fff;
  border: 0;
  padding: 9px 18px;
  border-radius: var(--tx-r-md);
  font-size: var(--tx-fs-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  font-family: inherit;
}

.tx-btn:hover, .btn-filtrar:hover { background: var(--tx-primary-dk); }

.tx-btn-ghost {
  background: transparent;
  color: var(--tx-text-muted);
  border: 1px solid var(--tx-border-strong);
}
.tx-btn-ghost:hover { background: var(--tx-surface-alt); color: var(--tx-text); }

.btn-voltar {
  display: inline-block;
  color: var(--tx-text-muted);
  font-size: var(--tx-fs-sm);
  text-decoration: none;
  padding: 4px 8px;
}
.btn-voltar:hover { color: var(--tx-text); text-decoration: none; }

/* ============================================================================
 * 8. BALANCO / DRE (estilo Rede Tetra)
 * ============================================================================ */
.tx-balanco { max-width: 1000px; margin: var(--tx-sp-4) auto; }
.tx-balanco table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--tx-fs-sm);
  background: var(--tx-surface);
  border-radius: var(--tx-r-md);
  overflow: hidden;
  box-shadow: var(--tx-shadow-sm);
}
.tx-balanco td { border: 1px solid #888; padding: 8px 12px; }

.tx-bal-header td {
  background: var(--tx-yellow);
  font-weight: 700;
  text-align: center;
  font-size: var(--tx-fs-md);
  padding: 12px;
  letter-spacing: 0.02em;
}

.tx-bal-row td:nth-child(2),
.tx-bal-row td:nth-child(4) { text-align: right; font-variant-numeric: tabular-nums; }

.tx-bal-pl td {
  background: var(--tx-yellow);
  font-weight: 700;
  font-size: var(--tx-fs-md);
}
.tx-bal-pl td:nth-child(2) { text-align: right; }

.tx-dre-header td {
  background: var(--tx-gray-header);
  font-weight: 700;
  text-align: center;
  padding: 10px;
}

.tx-dre-section td {
  background: #e0e0e0;
  font-weight: 700;
  padding: 8px 12px;
}

.tx-dre-row td:first-child { padding-left: 1.5rem; }
.tx-dre-row td:nth-child(2) { text-align: right; font-variant-numeric: tabular-nums; }

.tx-dre-total td {
  background: var(--tx-surface-alt);
  font-weight: 700;
}
.tx-dre-total td:nth-child(2) { text-align: right; }

.tx-pl-negativo { color: var(--tx-danger); }

/* Alertas/notas usadas no balanço e inventário */
.tx-note {
  font-size: var(--tx-fs-xs);
  color: var(--tx-text-muted);
  background: var(--tx-warning-soft);
  border-left: 3px solid var(--tx-warning);
  padding: 10px 14px;
  border-radius: var(--tx-r-md);
  margin: var(--tx-sp-4) auto;
  max-width: 1000px;
}
.tx-note-info {
  background: var(--tx-info-soft);
  border-left-color: var(--tx-info);
}

.tx-tag {
  display: inline-block;
  font-size: 0.7em;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--tx-r-md);
  margin-left: 6px;
  vertical-align: middle;
  white-space: nowrap;
}
.tx-tag-warn {
  background: var(--tx-warning-soft);
  color: var(--tx-warning);
  border: 1px solid var(--tx-warning);
}
/* Variantes de situacao de cobranca da NF (coluna Situacao em /notas_fiscais). */
.tx-tag { margin-left: 0; }
.tx-tag-success { background: var(--tx-success-soft); color: var(--tx-success); border: 1px solid var(--tx-success); }
.tx-tag-danger  { background: var(--tx-danger-soft);  color: var(--tx-danger);  border: 1px solid var(--tx-danger);  }
.tx-tag-info    { background: var(--tx-info-soft);    color: var(--tx-info);    border: 1px solid var(--tx-info);    }
.tx-tag-neutral { background: var(--tx-surface-alt);  color: var(--tx-text-muted); border: 1px solid var(--tx-border); }

/* Faixa de reconciliacao do a vencer (topo de /notas_fiscais). */
.tx-audit {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 18px;
  background: var(--tx-surface-alt); border: 1px solid var(--tx-border);
  border-left: 4px solid var(--tx-warning);
  border-radius: var(--tx-r-md); padding: 10px 14px; margin-top: var(--tx-sp-4);
  font-size: var(--tx-fs-sm);
}
.tx-audit b { font-variant-numeric: tabular-nums; }
.tx-audit .tx-audit-sep { color: var(--tx-text-soft); }

/* Abas de filtro por flag (drill-down de titulos suspeitos). */
.tx-tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--tx-sp-4); }
.tx-tab {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: var(--tx-r-pill);
  border: 1px solid var(--tx-border); background: var(--tx-surface);
  color: var(--tx-text-muted); font-size: var(--tx-fs-sm); font-weight: 600;
}
.tx-tab:hover { border-color: var(--tx-border-strong); }
.tx-tab-on { background: var(--tx-primary); border-color: var(--tx-primary); color: #fff; }
.tx-tab-ct { font-variant-numeric: tabular-nums; opacity: .85; }

/* ============================================================================
 * 9. INVENTARIO (estilo razinv01.fr3 do ERP)
 * ============================================================================ */
.tx-inv-report { max-width: 1100px; margin: var(--tx-sp-4) auto; }

.tx-inv-titulo { text-align: center; margin-bottom: var(--tx-sp-2); }
.tx-inv-titulo h2 { margin: 0; font-size: var(--tx-fs-md); }
.tx-inv-titulo p { margin: 4px 0; color: var(--tx-text-muted); font-size: var(--tx-fs-sm); }

.tx-inv-meta {
  background: var(--tx-surface-alt);
  padding: 10px 14px;
  margin-bottom: var(--tx-sp-2);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-md);
  font-size: var(--tx-fs-sm);
}

.tx-inv-table { width: 100%; border-collapse: collapse; font-size: var(--tx-fs-sm); background: var(--tx-surface); }
.tx-inv-table th {
  background: var(--tx-surface);
  border-bottom: 1px solid #555;
  color: var(--tx-text);
  text-align: right;
  padding: 8px 10px;
  font-weight: 700;
}
.tx-inv-table th.col-text { text-align: left; }
.tx-inv-table td { padding: 6px 10px; border-bottom: 1px solid #f0f0f0; }
.tx-inv-table tr:nth-child(odd) td { background: var(--tx-surface-alt); }
.tx-inv-table .col-num { text-align: right; font-variant-numeric: tabular-nums; }

.tx-inv-grupo-header td { background: var(--tx-gray-header) !important; padding: 9px 14px; font-weight: 700; }
.tx-inv-totals td { background: var(--tx-gray-total) !important; padding: 9px 14px; font-weight: 700; }
.tx-inv-total-geral td { background: #90a4ae !important; padding: 11px 14px; font-weight: 800; font-size: var(--tx-fs-md); color: #fff; }

/* ============================================================================
 * 10. COMPARATIVO MES-VS-MES
 * ============================================================================ */
.tx-comp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: var(--tx-sp-3);
  margin-bottom: var(--tx-sp-6);
}

.tx-comp-card {
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-md);
  padding: var(--tx-sp-3);
  box-shadow: var(--tx-shadow-sm);
}

.tx-comp-label {
  color: var(--tx-text-muted);
  font-size: var(--tx-fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.tx-comp-value {
  font-size: var(--tx-fs-md);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  margin: 4px 0;
  color: var(--tx-text);
}

.tx-comp-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--tx-fs-xs);
  color: var(--tx-text-soft);
}

.tx-trend { font-size: var(--tx-fs-sm); font-weight: 700; }
.tx-trend-up   { color: var(--tx-success); }
.tx-trend-down { color: var(--tx-danger); }
.tx-trend-flat { color: var(--tx-text-muted); }

/* ============================================================================
 * 11. DETALHE (show pages — pessoas, etc)
 * ============================================================================ */
.tx-detail-list {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--tx-sp-2) var(--tx-sp-4);
  background: var(--tx-surface);
  border: 1px solid var(--tx-border);
  border-radius: var(--tx-r-lg);
  padding: var(--tx-sp-5);
  max-width: 720px;
  box-shadow: var(--tx-shadow-sm);
}
.tx-detail-list dt { color: var(--tx-text-muted); font-size: var(--tx-fs-sm); font-weight: 500; }
.tx-detail-list dd { color: var(--tx-text); font-size: var(--tx-fs-sm); }

/* ============================================================================
 * 12. UTILITARIOS
 * ============================================================================ */
.tx-mt-4 { margin-top: var(--tx-sp-4); }
.tx-mt-6 { margin-top: var(--tx-sp-6); }
.tx-mt-8 { margin-top: var(--tx-sp-8); }
.tx-mb-4 { margin-bottom: var(--tx-sp-4); }

.tx-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--tx-sp-5); }
@media (max-width: 800px) { .tx-row-2 { grid-template-columns: 1fr; } }

.tx-muted { color: var(--tx-text-muted); }
.tx-soft  { color: var(--tx-text-soft);  }
.tx-small { font-size: 0.8rem; }
.tx-num   { font-variant-numeric: tabular-nums; }
.tx-right { text-align: right; }
.tx-center{ text-align: center; }