:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --borda: #e2e8f0;
  --texto: #0f172a;
  --texto-muted: #64748b;
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-fraco: #eef2ff;
  --danger: #dc2626;
  --danger-fraco: #fef2f2;
  --radius: 14px;
  --sombra: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.08);
  --sombra-modal: 0 20px 40px rgba(15, 23, 42, 0.18);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

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

body {
  background: var(--bg);
  color: var(--texto);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px;
  padding-bottom: 96px;
  min-height: 100vh;
}

.screen {
  display: none;
}

.screen.ativa {
  display: block;
}

/* Login */

#screen-login.ativa {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 40px);
}

.cartao-login {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  padding: 32px 28px;
}

.logo-app {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 24px;
  text-align: center;
  color: var(--texto);
}

/* Topo */

header.topo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

header.topo h1 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  flex: 1;
}

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

.btn-voltar,
.btn-menu {
  background: none;
  border: none;
  color: var(--texto);
  font-size: 1.4rem;
  padding: 4px 8px;
  cursor: pointer;
  line-height: 1;
}

.menu-conteudo {
  max-width: 360px;
}

.menu-opcoes {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.item-menu {
  background: var(--bg);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 14px 16px;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--texto);
  cursor: pointer;
}

.item-menu:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.item-cliente-gerenciar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: default;
  flex-wrap: wrap;
}

.checkbox-recibo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--texto-muted);
  cursor: pointer;
}

.item-cliente-gerenciar strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 600;
}

.item-cliente-gerenciar span {
  color: var(--texto-muted);
  font-size: 0.85rem;
}

.acoes-cliente-gerenciar {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.acoes-cliente-gerenciar .btn-secundario {
  padding: 8px 12px;
  font-size: 0.85rem;
}

.btn-texto {
  background: none;
  border: none;
  color: var(--texto-muted);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
}

.btn-texto:hover {
  color: var(--texto);
}

/* Lista de documentos */

.lista-documentos {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card-documento {
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  padding: 18px 20px;
  text-align: left;
  color: var(--texto);
  font-size: 1rem;
  cursor: pointer;
  width: 100%;
  transition: border-color 0.15s, transform 0.05s;
}

.card-documento:hover {
  border-color: var(--accent);
}

.card-documento:active {
  transform: scale(0.99);
}

.card-documento:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.card-documento:disabled:hover {
  border-color: var(--borda);
}

.card-documento strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.05rem;
  font-weight: 600;
}

.card-documento span {
  color: var(--texto-muted);
  font-size: 0.85rem;
}

/* Formulários */

form#form-documento,
form#form-config-empresa,
form#form-config-banco {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.campo {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.campo label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--texto-muted);
}

.campo input,
.campo textarea,
.campo select {
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--texto);
  font-size: 1rem;
  font-family: inherit;
  width: 100%;
}

.campo input:focus,
.campo textarea:focus,
.campo select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-fraco);
}

.texto-cliente-selecionado {
  margin: 0;
  font-size: 0.9rem;
  color: var(--texto);
  font-weight: 600;
}

.btn-primario {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 15px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s;
}

.btn-primario:hover {
  background: var(--accent-hover);
}

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

.btn-secundario {
  background: var(--surface);
  color: var(--texto);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
}

.btn-secundario:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.aviso {
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 16px;
  color: var(--texto-muted);
  font-size: 0.9rem;
}

.aviso.erro {
  border-color: var(--danger);
  background: var(--danger-fraco);
  color: var(--danger);
}

#acoes-historico-recibo {
  margin-bottom: 20px;
}

/* Categorias do histórico (accordion) */

.categoria-historico {
  margin-bottom: 16px;
}

.categoria-historico summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  box-shadow: var(--sombra);
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--texto);
  cursor: pointer;
  user-select: none;
}

.categoria-historico summary::-webkit-details-marker {
  display: none;
}

.categoria-historico summary::after {
  content: "▾";
  color: var(--texto-muted);
  font-size: 0.9rem;
  margin-left: 8px;
  transition: transform 0.15s;
}

.categoria-historico[open] summary::after {
  transform: rotate(180deg);
}

.categoria-historico summary:hover {
  border-color: var(--accent);
}

.categoria-historico-corpo {
  margin-top: 12px;
}

.render-offscreen {
  position: absolute;
  left: -99999px;
  top: 0;
  /* o Chrome/Edge com modo escuro forçado reajusta cor de páginas web — sem isso,
     o html2canvas captura a versão já "escurecida" e isso vai pro PDF */
  color-scheme: light;
  forced-color-adjust: none;
}

/* Modal de cliente */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  padding: 0;
}

.modal-conteudo {
  background: var(--surface);
  border-radius: 20px 20px 0 0;
  box-shadow: var(--sombra-modal);
  width: 100%;
  max-width: 480px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 20px;
}

@media (min-width: 560px) {
  .modal-overlay {
    align-items: center;
  }

  .modal-conteudo {
    border-radius: var(--radius);
    max-height: 80vh;
  }
}

.modal-cabecalho {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.modal-cabecalho h2 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.btn-fechar-modal {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--texto-muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}

.modal-corpo {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

#busca-cliente {
  background: var(--bg);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 1rem;
  font-family: inherit;
}

#lista-clientes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 40vh;
  overflow-y: auto;
}

.item-cliente {
  background: var(--bg);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 12px 14px;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.item-cliente:hover {
  border-color: var(--accent);
}

.item-cliente strong {
  font-size: 0.95rem;
}

.item-cliente span {
  font-size: 0.8rem;
  color: var(--texto-muted);
}

.toggle-tipo {
  display: flex;
  gap: 8px;
}

.toggle-opcao {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--borda);
  border-radius: 10px;
  padding: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--texto-muted);
  cursor: pointer;
}

.toggle-opcao.ativa {
  background: var(--accent-fraco);
  border-color: var(--accent);
  color: var(--accent);
}

.modal-acoes {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.modal-acoes .btn-secundario,
.modal-acoes .btn-primario {
  flex: 1;
  margin-top: 0;
}