:root {
  --color-navy: #003a5d;
  --color-navy-dark: #00293f;
  --color-gold: #cc9f53;
  --color-gold-dark: #b3843f;
  --color-bg: #f7f7f8;
  --color-card: #ffffff;
  --color-border: #e5e5e8;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-danger: #b3261e;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

a {
  color: var(--color-navy);
}

/* ---------- Login / cadastro ---------- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 28px;
}

.auth-logo {
  display: block;
  height: 32px;
  width: auto;
  margin: 0 auto 24px;
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
}

.auth-tab {
  flex: 1;
  padding: 10px 0;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
}

.auth-tab.active {
  color: var(--color-navy);
  border-bottom-color: var(--color-gold);
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg);
  color: var(--color-text);
}

.field textarea {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-navy);
  background: var(--color-card);
}

.btn {
  width: 100%;
  padding: 11px 0;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background: var(--color-navy);
  color: #fff;
  transition: background 0.15s ease;
}

.btn:hover {
  background: var(--color-navy-dark);
}

.btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-bg);
}

.form-msg {
  margin-top: 14px;
  font-size: 13px;
  text-align: center;
}

.form-msg.error {
  color: var(--color-danger);
}

.form-msg.success {
  color: #1a7f37;
}

/* ---------- App shell (pos-login) ---------- */
.app-header {
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-header .brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.app-header img {
  height: 26px;
}

.app-header .ctm-label {
  font-weight: 700;
  color: var(--color-navy);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.app-header-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  margin-left: auto;
  border: none;
  background: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
}

.app-header nav {
  display: flex;
  gap: 20px;
}

.app-header nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
}

.app-header nav a:hover {
  color: var(--color-navy);
}

.app-header .user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.app-main {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 24px;
}

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.card h2 {
  margin-top: 0;
  color: var(--color-navy);
  font-size: 18px;
}

/* ---------- Criacao de Arquivos CTM ---------- */
.periodo-row {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.periodo-row .field {
  margin-bottom: 0;
}

.periodo-row input {
  width: auto;
}

.field-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-right: 20px;
  cursor: pointer;
}

.radio-label input[type="radio"] {
  accent-color: var(--color-navy);
}

.empresas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.empresas-header .contador {
  font-size: 13px;
  color: var(--color-text-muted);
}

.empresas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.empresa-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px;
  cursor: pointer;
  background: var(--color-bg);
  transition: border-color 0.12s ease, background 0.12s ease;
}

.empresa-card:hover {
  border-color: var(--color-gold);
}

.empresa-card.selected {
  border-color: var(--color-navy);
  background: #eef4f8;
}

.empresa-card input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--color-navy);
}

.empresa-card .info .nome {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text);
}

.empresa-card .info .meta {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.btn-processar {
  width: auto;
  padding: 11px 28px;
}

.result-box {
  margin-top: 20px;
  padding: 16px;
  border-radius: 10px;
  font-size: 13px;
}

.result-box.success {
  background: #eaf6ee;
  border: 1px solid #b7e1c3;
  color: #1a7f37;
}

.result-box.error {
  background: #fbeceb;
  border: 1px solid #f0c4c1;
  color: var(--color-danger);
}

.result-box pre {
  white-space: pre-wrap;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
  margin: 8px 0 0;
  color: inherit;
  opacity: 0.85;
}

/* ---------- Tabelas (processamentos / vendas) ---------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  white-space: nowrap;
}

table.data-table th {
  text-align: left;
  padding: 10px 12px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
}

table.data-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
}

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

table.data-table tbody tr:hover {
  background: var(--color-bg);
}

table.data-table tbody tr.row-link {
  cursor: pointer;
}

table.data-table tbody tr.row-excluido {
  opacity: 0.5;
}

table.data-table tbody tr.row-group td {
  background: var(--color-bg);
  padding-top: 14px;
}

table.data-table tbody tr.row-group:hover {
  background: var(--color-bg);
}

.cell-input {
  width: 90px;
  padding: 5px 8px;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-card);
}

.cell-input:disabled {
  background: transparent;
  border-color: transparent;
  color: var(--color-text-muted);
}

/* feedback de salvar -- generico, funciona em <input type=number> e
   em <input type=checkbox> (que nao tem a classe .cell-input) */
.saved {
  box-shadow: 0 0 0 3px rgba(26, 127, 55, 0.35);
  border-radius: 4px;
}

.save-error {
  box-shadow: 0 0 0 3px rgba(179, 38, 30, 0.35);
  border-radius: 4px;
}

.cell-input.saved {
  border-color: #1a7f37;
  background: #eaf6ee;
}

.cell-input.save-error {
  border-color: var(--color-danger);
  background: #fbeceb;
}

.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.status-badge.concluido {
  background: #eaf6ee;
  color: #1a7f37;
}

.status-badge.processando {
  background: #fff6e0;
  color: #8a6100;
}

.status-badge.default {
  background: var(--color-bg);
  color: var(--color-text-muted);
}

.status-badge.admin {
  background: #eef4f8;
  color: var(--color-navy);
}

.status-badge.consulta {
  background: var(--color-bg);
  color: var(--color-text-muted);
}

/* ---------- Configuracoes: hub de cards ---------- */
.config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.config-card {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 20px;
  background: var(--color-bg);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.12s ease, background 0.12s ease;
}

.config-card:hover {
  border-color: var(--color-gold);
  background: #fff;
}

.config-card .titulo {
  font-weight: 700;
  color: var(--color-navy);
  font-size: 15px;
  margin-bottom: 6px;
}

.config-card .desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.config-card.disabled {
  opacity: 0.55;
  cursor: default;
  pointer-events: none;
}

.config-em-breve {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.tabs button {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
}

.tabs button.active {
  color: var(--color-navy);
  border-bottom-color: var(--color-gold);
}

.filter-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.filter-row input[type="text"] {
  flex: 1;
  min-width: 220px;
  max-width: 360px;
  padding: 8px 12px;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.breadcrumb {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--color-navy);
  text-decoration: none;
  font-weight: 600;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.info-grid .item .label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.info-grid .item .value {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

/* ---------- Botao de perigo / acoes destrutivas ---------- */
.btn-danger {
  background: var(--color-danger);
}

.btn-danger:hover {
  background: #8e1f19;
}

.btn-danger:disabled {
  opacity: 0.5;
}

/* ---------- Modal de confirmacao ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal-box {
  background: var(--color-card);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  padding: 24px;
  width: 100%;
  max-width: 420px;
}

.modal-box.modal-box-wide {
  max-width: 780px;
}

.modal-box .modal-json {
  max-height: 60vh;
  overflow: auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.modal-box h3 {
  margin-top: 0;
  color: var(--color-navy);
}

.modal-box p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.modal-actions .btn {
  width: auto;
  padding: 9px 18px;
}

/* ================= Responsive ================= */

/* ---------- Header: menu colapsado (hamburguer) ---------- */
@media (max-width: 880px) {
  .app-header {
    position: relative;
    padding: 10px 16px;
    flex-wrap: wrap;
  }

  .hamburger {
    display: flex;
  }

  .app-header-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    margin-left: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    padding: 4px 16px 16px;
    z-index: 200;
  }

  .app-header-menu.open {
    display: flex;
  }

  .app-header-menu nav {
    flex-direction: column;
    gap: 0;
  }

  .app-header-menu nav a {
    padding: 14px 4px;
    border-bottom: 1px solid var(--color-border);
  }

  .app-header-menu .user-info {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding-top: 14px;
    font-size: 14px;
  }

  .app-header-menu .user-info #user-email {
    text-align: center;
    word-break: break-all;
  }

  .app-header-menu .user-info button {
    width: 100%;
    padding: 12px 0;
  }
}

/* ---------- Layout geral / touch targets ---------- */
@media (max-width: 600px) {
  .app-main {
    padding: 20px 14px;
  }

  .card {
    padding: 16px;
  }

  /* alvos de toque confortaveis e sem zoom automatico do iOS (font-size >= 16px) */
  .btn,
  .btn-processar,
  .btn-danger,
  .btn-secondary,
  .field input,
  .field select,
  .cell-input,
  .filter-row input[type="text"] {
    min-height: 44px;
    font-size: 16px;
  }

  .field textarea {
    font-size: 16px;
  }

  .field-row {
    flex-direction: column;
    gap: 12px;
  }

  .empresa-card input[type="checkbox"],
  .campo-excluido {
    width: 20px;
    height: 20px;
  }

  /* ---------- Criacao de Arquivos: empilhar periodo + botao ---------- */
  .periodo-row {
    flex-direction: column;
    gap: 12px;
  }

  .periodo-row .field {
    width: 100%;
  }

  .periodo-row input {
    width: 100%;
  }

  .empresas-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .empresas-header > div {
    width: 100%;
    justify-content: space-between;
  }

  .empresas-grid,
  .config-grid {
    grid-template-columns: 1fr;
  }

  .btn-processar {
    width: 100%;
  }

  /* ---------- Botoes de acao isolados (Baixar Todos, Excluir, Gerar arquivos) ---------- */
  #btn-baixar-todos,
  #btn-gerar-arquivos,
  #btn-excluir {
    width: 100%;
  }

  /* ---------- Busca + abas ---------- */
  .filter-row {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-row input[type="text"] {
    max-width: none;
    min-width: 0;
    width: 100%;
  }

  .tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

  .tabs button {
    flex: none;
    white-space: nowrap;
  }

  /* ---------- Tabelas: rolagem horizontal com 1a coluna fixa e legivel ---------- */
  .table-wrap {
    margin-left: -16px;
    margin-right: -16px;
    border-left: none;
    border-right: none;
    border-radius: 0;
    max-width: calc(100% + 32px);
  }

  table.data-table th:first-child,
  table.data-table td:first-child {
    position: sticky;
    left: 0;
    background: var(--color-card);
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.06);
  }

  table.data-table thead th:first-child {
    background: var(--color-bg);
    z-index: 2;
  }

  table.data-table tbody tr:hover td:first-child {
    background: var(--color-bg);
  }

  .cell-input {
    width: 76px;
  }

  /* ---------- Modal: caber na tela com teclado aberto ---------- */
  .modal-overlay {
    align-items: flex-start;
    padding: 12px;
    overflow-y: auto;
  }

  .modal-box {
    margin-top: 32px;
    padding: 20px;
    max-width: 100%;
  }

  .modal-box #modal-confirm-input {
    font-size: 16px;
  }

  .modal-actions {
    flex-direction: column-reverse;
    gap: 8px;
  }

  .modal-actions .btn {
    width: 100%;
  }
}