/* Base — reset, layout do app shell, utilitários. Ver docs/PRODUCT_DESIGN.md. */

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

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

table {
  border-collapse: collapse;
  width: 100%;
}

code,
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

:focus-visible {
  outline: 2px solid var(--border-strong);
  outline-offset: 2px;
}

/* -- layout do app shell -- */

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: var(--header-height) 1fr;
  grid-template-areas:
    "sidebar header"
    "sidebar main";
  min-height: 100vh;
}

.app-shell[data-sidebar="collapsed"] {
  grid-template-columns: var(--sidebar-width-collapsed) 1fr;
}

.app-header {
  grid-area: header;
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: 0 var(--space-5);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  min-width: 0;
}

.app-header > * {
  min-width: 0;
}

.header-market-strip {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.header-title {
  flex-shrink: 1;
  min-width: 0;
  text-overflow: ellipsis;
}

.header-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
  row-gap: 6px;
}

.lang-switcher-item {
  opacity: 0.6;
}

.lang-switcher-item[data-active="true"] {
  opacity: 1;
  border-color: var(--border-strong) !important;
  color: var(--text-primary);
}

.app-sidebar {
  grid-area: sidebar;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: var(--space-3) 0;
  overflow-y: auto;
}

.app-main {
  grid-area: main;
  padding: var(--space-6);
  overflow-x: hidden;
  max-width: 100%;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  border-left: 2px solid transparent;
  white-space: nowrap;
}

.nav-item:hover {
  color: var(--text-primary);
  background: var(--surface);
}

.nav-item[data-active="true"] {
  color: var(--text-primary);
  border-left-color: var(--accent);
  background: var(--accent-bg);
}

.nav-item .nav-icon {
  width: 16px;
  text-align: center;
  flex-shrink: 0;
  font-size: var(--font-size-sm);
}

.nav-item .nav-badge {
  margin-left: auto;
  font-size: var(--font-size-xs);
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--neutral-bg);
  color: var(--text-secondary);
}

.app-shell[data-sidebar="collapsed"] .nav-label,
.app-shell[data-sidebar="collapsed"] .nav-badge,
.app-shell[data-sidebar="collapsed"] .sidebar-title {
  display: none;
}

/* -- primitives -- */

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.panel-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 var(--space-4) 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-5);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* Duas colunas de peso IGUAL — diferente de .grid-2 (2fr/1fr, pensado para
   conteúdo primário + painel lateral). Usado por Broker Center (Fase 3,
   ADR-013) para Pepperstone/IBKR lado a lado com o mesmo peso visual. */
.grid-2-even {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* Gotcha padrão de grid/flex: sem isto, um item de grid não encolhe
   abaixo do tamanho intrínseco do conteúdo (ex.: um SVG com width=100%
   ainda força overflow horizontal) — min-width:0 é o que permite o
   componente realmente responder ao container. */
.grid-2 > *,
.grid-3 > *,
.grid-2-even > *,
.stack > * {
  min-width: 0;
}

svg {
  max-width: 100%;
}

.row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.row-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.text-muted {
  color: var(--text-muted);
}

/* Ação de TEST CONNECTION (Fase 3.5, Broker/Provider Center) — nunca
   estilo de perigo/destaque, é uma leitura, não uma ação de risco. */
.btn-secondary {
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: var(--font-size-xs);
}
.btn-secondary:hover:not(:disabled) {
  border-color: var(--text-secondary);
}
.btn-secondary:disabled {
  opacity: 0.6;
  cursor: default;
}

.text-secondary {
  color: var(--text-secondary);
}

.text-sm {
  font-size: var(--font-size-sm);
}

.text-xs {
  font-size: var(--font-size-xs);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.metric-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* -- badges -- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-positive {
  color: var(--positive);
  background: var(--positive-bg);
}
.badge-positive .badge-dot {
  background: var(--positive);
}

.badge-negative {
  color: var(--negative);
  background: var(--negative-bg);
}
.badge-negative .badge-dot {
  background: var(--negative);
}

.badge-warning {
  color: var(--warning);
  background: var(--warning-bg);
}
.badge-warning .badge-dot {
  background: var(--warning);
}

.badge-critical {
  color: var(--critical);
  background: var(--critical-bg);
  animation: pulse-critical 2s ease-in-out infinite;
}
.badge-critical .badge-dot {
  background: var(--critical);
}

.badge-info {
  color: var(--info);
  background: var(--info-bg);
}
.badge-info .badge-dot {
  background: var(--info);
}

.badge-neutral {
  color: var(--text-secondary);
  background: var(--neutral-bg);
}
.badge-neutral .badge-dot {
  background: var(--neutral);
}

@keyframes pulse-critical {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.55;
  }
}

/* -- tables -- */

.data-table {
  font-size: var(--font-size-sm);
}

.data-table th {
  text-align: left;
  color: var(--text-muted);
  font-weight: 500;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover {
  background: var(--surface-elevated);
}

/* -- empty / not-active states -- */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-5);
  color: var(--text-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
}

.empty-state-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.03em;
}

/* -- risk actions (Fase 5) — kill switch / resolução de reconciliação.
   Deliberadamente DISTINTAS de `.btn-secondary` (que é só leitura, TEST
   CONNECTION): estas dois disparam mutação de estado real, então usam
   contraste maior de intenção (perigo para ativar kill switch/perda de
   capacidade operacional, positivo para desativar/confirmar retomada). */
.btn-danger {
  padding: 6px 12px;
  border: 1px solid var(--critical);
  border-radius: var(--radius-md);
  background: var(--critical-bg);
  color: var(--critical);
  font-size: var(--font-size-xs);
  font-weight: 600;
}
.btn-danger:hover:not(:disabled) {
  background: var(--critical);
  color: var(--bg-primary, #fff);
}
.btn-danger:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-primary {
  padding: 6px 12px;
  border: 1px solid var(--accent, var(--positive));
  border-radius: var(--radius-md);
  background: var(--positive-bg);
  color: var(--positive);
  font-size: var(--font-size-xs);
  font-weight: 600;
}
.btn-primary:hover:not(:disabled) {
  border-color: var(--positive);
}
.btn-primary:disabled {
  opacity: 0.6;
  cursor: default;
}

/* -- form controls (kill switch confirm / reconciliation resolution) -- */

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-input,
.form-select,
.form-textarea {
  padding: 6px 8px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-family: inherit;
}

.form-textarea {
  resize: vertical;
  min-height: 52px;
}

.confirm-panel {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
}

/* -- command palette -- */

.command-palette-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 9, 0.6);
  z-index: 100;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
}

.command-palette-backdrop[data-open="true"] {
  display: flex;
}

.command-palette {
  width: min(560px, 90vw);
  background: var(--surface-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-3);
  overflow: hidden;
}

.command-palette input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-size: var(--font-size-md);
  padding: var(--space-4);
  outline: none;
}

.command-palette-list {
  max-height: 360px;
  overflow-y: auto;
  padding: var(--space-2) 0;
}

.command-palette-item {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

.command-palette-item[data-active="true"] {
  background: var(--accent-bg);
  color: var(--text-primary);
}

/* -- responsive -- */

@media (max-width: 860px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main";
  }
  .app-sidebar {
    display: none;
  }
  .grid-2,
  .grid-3,
  .grid-2-even {
    grid-template-columns: 1fr;
  }
  .app-main {
    padding: var(--space-4);
  }
  .header-market-strip,
  .header-title-suffix {
    display: none;
  }
  .app-header {
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    flex-wrap: wrap;
    row-gap: var(--space-2);
  }
  /* Em telas estreitas o seletor de idioma + badges de modo/estado não
     cabem na mesma linha do título — em vez de forçar overflow horizontal
     do body (bug real encontrado ao adicionar o seletor de idioma, ver
     ADR-012), o bloco de ações quebra para uma linha própria e ocupa a
     largura total, deixando `flex-wrap` interno decidir o resto. */
  .header-actions {
    width: 100%;
    flex-shrink: 1;
    justify-content: flex-end;
  }
}

.overflow-x-auto {
  overflow-x: auto;
}