/* ==============================================================================
   AUTOFISCAL SAAS - DESIGN SYSTEM: CLEAN, AZUL CLARO & LETRAS CINZAS
   Tipografia: Plus Jakarta Sans & Inter
   Paleta: Azuis Céu/Claros (#0ea5e9, #38bdf8, #e0f2fe) + Cinzas Neutros (#334155, #64748b)
   ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  /* Tons Principais de Azul Claro */
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;

  /* Letras Cinzas e Neutros Elegantes */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b; /* Cinza de apoio e subtítulos */
  --slate-600: #475569;
  --slate-700: #334155; /* Cinza escuro para leitura e títulos */
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  /* Indicadores e Estados */
  --emerald-500: #10b981;
  --emerald-50: #ecfdf5;
  --amber-500: #f59e0b;
  --amber-50: #fffbeb;
  --rose-500: #f43f5e;
  --rose-50: #fff1f2;

  /* Geometria e Sombras */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 4px 20px -2px rgba(14, 165, 233, 0.08), 0 2px 8px -2px rgba(0, 0, 0, 0.04);
  --shadow-floating: 0 12px 36px -4px rgba(14, 165, 233, 0.15), 0 4px 12px -2px rgba(0, 0, 0, 0.06);
  --transition-smooth: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--slate-50);
  color: var(--slate-700);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

/* ==============================================================================
   LAYOUT PRINCIPAL: SIDEBAR & CONTEÚDO
   ============================================================================== */
.app-container {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Sidebar Elegante Clean */
.sidebar {
  width: 270px;
  background: #ffffff;
  border-right: 1px solid var(--slate-200);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transition: var(--transition-smooth);
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--slate-100);
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-400), var(--primary-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-800);
  letter-spacing: -0.02em;
}

.brand-info span {
  font-size: 0.75rem;
  color: var(--primary-600);
  font-weight: 600;
  background: var(--primary-50);
  padding: 2px 6px;
  border-radius: 4px;
}

/* Seletor de Tenant Ativo */
.tenant-selector-box {
  padding: 16px 20px;
  background: var(--slate-50);
  border-bottom: 1px solid var(--slate-200);
}

.tenant-selector-box label {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--slate-400);
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 6px;
}

.tenant-select {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: #ffffff;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--slate-700);
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: var(--transition-smooth);
}

.tenant-select:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

/* Navegação */
.nav-menu {
  padding: 16px 12px;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-section-title {
  font-size: 0.68rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--slate-400);
  padding: 12px 12px 4px;
  letter-spacing: 0.06em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--slate-500);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-item:hover {
  background: var(--slate-100);
  color: var(--slate-800);
}

.nav-item.active {
  background: var(--primary-50);
  color: var(--primary-600);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: var(--primary-500);
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.badge-dynamic {
  margin-left: auto;
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 9999px;
  background: var(--primary-100);
  color: var(--primary-700);
  font-weight: 600;
}

/* Sidebar Footer com Status WhatsApp */
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--slate-100);
  background: #ffffff;
}

.wa-status-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--slate-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.wa-status-card:hover {
  border-color: var(--primary-300);
  background: var(--primary-50);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--slate-400);
  flex-shrink: 0;
}

.status-dot.online {
  background: var(--emerald-500);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.status-dot.waiting {
  background: var(--amber-500);
  animation: pulse 1.5s infinite;
}

.wa-status-text {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-600);
  flex: 1;
}

/* ==============================================================================
   ÁREA DE CONTEÚDO PRINCIPAL
   ============================================================================== */
.main-wrapper {
  margin-left: 270px;
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Topbar Superior */
.topbar {
  height: 70px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-left h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-800);
  letter-spacing: -0.02em;
}

.topbar-left p {
  font-size: 0.8rem;
  color: var(--slate-500);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Botões do Sistema */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(14, 165, 233, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-400), var(--primary-500));
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #ffffff;
  border-color: var(--slate-200);
  color: var(--slate-600);
}

.btn-secondary:hover {
  background: var(--slate-50);
  border-color: var(--slate-300);
  color: var(--slate-800);
}

.btn-light {
  background: var(--primary-50);
  color: var(--primary-600);
  border-color: var(--primary-200);
}

.btn-light:hover {
  background: var(--primary-100);
  color: var(--primary-700);
}

.btn-danger {
  background: var(--rose-50);
  color: var(--rose-500);
  border-color: #fecdd3;
}

.btn-danger:hover {
  background: #ffe4e6;
  color: #e11d48;
}

/* Área de Páginas */
.content-area {
  padding: 32px;
  flex: 1;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.25s ease-in-out;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ==============================================================================
   CARDS E COMPONENTES GRÁFICOS
   ============================================================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.metric-card {
  background: #ffffff;
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.metric-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-200);
}

.metric-info span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric-info h3 {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--slate-800);
  margin-top: 4px;
}

.metric-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.metric-icon.blue {
  background: var(--primary-50);
  color: var(--primary-500);
}

.metric-icon.green {
  background: var(--emerald-50);
  color: var(--emerald-500);
}

.metric-icon.amber {
  background: var(--amber-50);
  color: var(--amber-500);
}

/* Card Padrão do Sistema */
.card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
  overflow: hidden;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--slate-800);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-subtitle {
  font-size: 0.8rem;
  color: var(--slate-500);
  margin-top: 2px;
}

.card-body {
  padding: 24px;
}

/* ==============================================================================
   FORMULÁRIOS CLEAN
   ============================================================================== */
.form-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  width: 100%;
}

.form-grid > * {
  min-width: 0; /* Previne blowout e estouro horizontal nas células do grid */
}

.col-1 { grid-column: span 1; }
.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-9 { grid-column: span 9; }
.col-10 { grid-column: span 10; }
.col-11 { grid-column: span 11; }
.col-12 { grid-column: span 12; }

/* Subdivisão elegante de seção dentro de formulários */
.form-section-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  margin-top: 6px;
  padding-top: 10px;
  border-top: 1px dashed var(--slate-200);
}

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

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-600);
}

.form-label.required::after {
  content: ' *';
  color: var(--rose-500);
}

.form-input, .form-select, .form-textarea {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: #ffffff;
  font-family: inherit;
  font-size: 0.88rem;
  color: var(--slate-700);
  outline: none;
  transition: var(--transition-smooth);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-helper {
  font-size: 0.74rem;
  color: var(--slate-400);
}

/* Switch / Checkbox Estilizado */
.checkbox-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.checkbox-card:hover {
  border-color: var(--primary-300);
  background: var(--primary-50);
}

.checkbox-card input[type="checkbox"] {
  margin-top: 3px;
  width: 17px;
  height: 17px;
  accent-color: var(--primary-500);
  cursor: pointer;
}

.checkbox-info h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--slate-700);
}

.checkbox-info p {
  font-size: 0.75rem;
  color: var(--slate-500);
}

/* ==============================================================================
   TABELAS DE DADOS CLEAN
   ============================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.85rem;
}

.data-table th {
  background: var(--slate-50);
  color: var(--slate-500);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 12px 18px;
  text-align: left;
  border-bottom: 1px solid var(--slate-200);
}

.data-table td {
  padding: 14px 18px;
  color: var(--slate-600);
  border-bottom: 1px solid var(--slate-100);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background-color 0.15s ease;
}

.data-table tbody tr:hover td {
  background: rgba(14, 165, 233, 0.05);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.status-badge.autorizado {
  background: var(--emerald-50);
  color: var(--emerald-500);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.processando_autorizacao {
  background: var(--amber-50);
  color: var(--amber-500);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.status-badge.erro_autorizacao, .status-badge.cancelado {
  background: var(--rose-50);
  color: var(--rose-500);
  border: 1px solid rgba(244, 63, 94, 0.2);
}

/* ==============================================================================
   PAINEL WHATSAPP & SIMULADOR
   ============================================================================== */
.whatsapp-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 24px;
}

.qr-code-box {
  background: #ffffff;
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.qr-img {
  width: 220px;
  height: 220px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  margin: 16px 0;
  background: #f8fafc;
  object-fit: contain;
}

/* Simulador WhatsApp Mock */
.chat-simulator-container {
  background: #efeae2;
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  display: flex;
  flex-direction: column;
  height: 540px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.chat-header {
  background: #008069;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffffff;
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #ffffff;
  color: #008069;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.chat-user-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.chat-user-info span {
  font-size: 0.72rem;
  opacity: 0.85;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #efeae2 url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23000000' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
}

.message-bubble {
  max-width: 78%;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.84rem;
  line-height: 1.45;
  white-space: pre-wrap;
  position: relative;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.message-bubble.incoming {
  align-self: flex-start;
  background: #ffffff;
  color: #111b21;
  border-top-left-radius: 0;
}

.message-bubble.outgoing {
  align-self: flex-end;
  background: #d9fdd3;
  color: #111b21;
  border-top-right-radius: 0;
}

.chat-input-bar {
  background: #f0f2f5;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid #e9edef;
}

.chat-input {
  flex: 1;
  background: #ffffff;
  border: 1px solid #d1d7db;
  border-radius: 20px;
  padding: 10px 18px;
  font-size: 0.88rem;
  font-family: inherit;
  outline: none;
}

.chat-send-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #008069;
  border: none;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.chat-send-btn:hover {
  background: #006a57;
}

/* ==============================================================================
   MODAL FLUTUANTE
   ============================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(5px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
}

.modal-overlay.active {
  display: flex;
}

.modal-dialog {
  background: #ffffff;
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  box-shadow: var(--shadow-floating);
  overflow: hidden;
  animation: modalEnter 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

.modal-dialog.modal-lg {
  max-width: 820px;
}

@keyframes modalEnter {
  from { opacity: 0; transform: scale(0.96) translateY(12px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--slate-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-800);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--slate-400);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition-smooth);
}

.modal-close-btn:hover {
  color: var(--slate-700);
  background: var(--slate-100);
}

.modal-body {
  padding: 24px;
  max-height: calc(90vh - 140px);
  overflow-y: auto;
  overflow-x: hidden; /* Elimina barra de rolagem horizontal */
}

.modal-footer {
  padding: 16px 24px;
  background: var(--slate-50);
  border-top: 1px solid var(--slate-100);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-shrink: 0;
}

/* Toast de Notificação */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 120;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--slate-700);
  box-shadow: var(--shadow-floating);
  border: 1px solid var(--slate-200);
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease-out;
}

.toast.success { border-left: 4px solid var(--emerald-500); }
.toast.error { border-left: 4px solid var(--rose-500); }
.toast.info { border-left: 4px solid var(--primary-500); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsividade */
@media (max-width: 1024px) {
  .sidebar { width: 80px; }
  .sidebar .brand-info, .sidebar .tenant-selector-box, .sidebar .nav-item span, .sidebar .badge-dynamic, .sidebar .nav-section-title, .sidebar-footer .wa-status-text { display: none; }
  .main-wrapper { margin-left: 80px; }
  .whatsapp-grid { grid-template-columns: 1fr; }
}

/* ==============================================================================
   BOTÃO DE ALTERNÂNCIA DE TEMA (CLARO / ESCURO)
   ============================================================================== */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: var(--radius-md);
  background: #ffffff;
  border: 1px solid var(--slate-200);
  color: var(--slate-700);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  background: var(--slate-100);
  border-color: var(--slate-300);
  transform: translateY(-1px);
}

.theme-toggle-btn .dark-icon {
  display: flex;
  color: #64748b;
}

.theme-toggle-btn .light-icon {
  display: none;
  color: #f59e0b;
}

/* Card Seletor de Tema (Aba Configurações) */
.theme-selector-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.theme-card-option {
  border: 2px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition-smooth);
  background: #ffffff;
}

.theme-card-option:hover {
  border-color: var(--primary-300);
  transform: translateY(-2px);
}

.theme-card-option.active {
  border-color: var(--primary-500);
  background: var(--primary-50);
}

.theme-card-preview {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.theme-card-preview.light-preview {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.theme-card-preview.dark-preview {
  background: #0f172a;
  border: 1px solid #334155;
}

/* ==============================================================================
   TEMA ESCURO (DARK MODE) - REGRAS COMPLETAS
   ============================================================================== */
[data-theme="dark"],
[data-theme="dark"] body {
  background-color: #090e17 !important;
  color: #e2e8f0 !important;
}

[data-theme="dark"] {
  --slate-50: #0b1120;
  --slate-100: #131d31;
  --slate-200: #243247;
  --slate-300: #3b4e6b;
  --slate-400: #94a3b8;
  --slate-500: #cbd5e1;
  --slate-600: #e2e8f0;
  --slate-700: #f1f5f9;
  --slate-800: #f8fafc;
  --slate-900: #ffffff;
}

[data-theme="dark"] .sidebar {
  background: #0f172a;
  border-right-color: #1e293b;
}

[data-theme="dark"] .sidebar-header {
  border-bottom-color: #1e293b;
}

[data-theme="dark"] .sidebar-footer {
  background: #0f172a;
  border-top-color: #1e293b;
}

[data-theme="dark"] .tenant-selector-box {
  background: #192231;
  border-color: #273549;
}

[data-theme="dark"] .tenant-select {
  background: #0f172a;
  color: #f1f5f9;
  border-color: #334155;
}

[data-theme="dark"] .wa-status-card {
  background: #192231;
  border-color: #273549;
}

[data-theme="dark"] .wa-status-text {
  color: #cbd5e1;
}

[data-theme="dark"] .topbar {
  background: rgba(15, 23, 42, 0.88);
  border-bottom-color: #1e293b;
}

[data-theme="dark"] .topbar-left h2 {
  color: #f8fafc;
}

[data-theme="dark"] .topbar-left p {
  color: #94a3b8;
}

[data-theme="dark"] .card {
  background: #111a2e !important;
  border-color: #1e293b !important;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .card-header {
  background: #111a2e !important;
  border-bottom-color: #1e293b !important;
}

[data-theme="dark"] .card-body {
  background: #111a2e !important;
}

[data-theme="dark"] .card-title {
  color: #f8fafc !important;
}

[data-theme="dark"] .card-subtitle {
  color: #94a3b8;
}

[data-theme="dark"] .metric-card {
  background: #111a2e;
  border-color: #1e293b;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .metric-card:hover {
  border-color: #0ea5e9;
  transform: translateY(-2px);
}

[data-theme="dark"] .metric-info h3 {
  color: #f8fafc;
}

[data-theme="dark"] .data-table th {
  background: #0b1120;
  color: #94a3b8;
  border-bottom-color: #1e293b;
}

[data-theme="dark"] .data-table td {
  border-bottom-color: #1e293b;
  color: #cbd5e1;
}

[data-theme="dark"] .data-table tbody tr {
  transition: background-color 0.15s ease;
}

[data-theme="dark"] .data-table tbody tr:hover,
[data-theme="dark"] .data-table tbody tr:hover td {
  background: #1c2842 !important;
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea {
  background: #0b1120;
  color: #f8fafc;
  border-color: #273549;
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus {
  background: #0f172a;
  border-color: #38bdf8;
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

[data-theme="dark"] .form-label {
  color: #cbd5e1;
}

[data-theme="dark"] .form-helper {
  color: #94a3b8;
}

[data-theme="dark"] .btn-secondary {
  background: #1e293b;
  border-color: #334155;
  color: #cbd5e1;
}

[data-theme="dark"] .btn-secondary:hover {
  background: #273549;
  border-color: #475569;
  color: #ffffff;
}

[data-theme="dark"] .modal-dialog {
  background: #111a2e;
  border: 1px solid #243247;
  color: #e2e8f0;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .modal-header {
  border-bottom-color: #1e293b;
}

[data-theme="dark"] .modal-header h3 {
  color: #f8fafc;
}

[data-theme="dark"] .modal-footer {
  background: #0b1120;
  border-top-color: #1e293b;
}

[data-theme="dark"] .modal-close-btn {
  color: #94a3b8;
}

[data-theme="dark"] .modal-close-btn:hover {
  color: #f8fafc;
  background: #1e293b;
}

[data-theme="dark"] .checkbox-card {
  background: #0b1120;
  border-color: #273549;
}

[data-theme="dark"] .checkbox-card:hover {
  border-color: #0ea5e9;
  background: #131d31;
}

[data-theme="dark"] .checkbox-card.checked {
  background: rgba(14, 165, 233, 0.15);
  border-color: #0ea5e9;
}

[data-theme="dark"] .checkbox-info h4 {
  color: #f8fafc;
}

[data-theme="dark"] .nav-item {
  color: #94a3b8;
}

[data-theme="dark"] .nav-item:hover {
  background: #1e293b;
  color: #f8fafc;
}

[data-theme="dark"] .nav-item.active {
  background: rgba(14, 165, 233, 0.16);
  color: #38bdf8;
}

[data-theme="dark"] .chat-box {
  background: #0b1120;
  border-color: #1e293b;
}

[data-theme="dark"] .chat-header {
  background: #0f172a;
  border-bottom-color: #1e293b;
}

[data-theme="dark"] .chat-footer {
  background: #0f172a;
  border-top-color: #1e293b;
}

[data-theme="dark"] .message.bot {
  background: #1e293b;
  color: #e2e8f0;
}

[data-theme="dark"] .message.user {
  background: #0369a1;
  color: #ffffff;
}

[data-theme="dark"] .toast {
  background: #111a2e;
  color: #f8fafc;
  border-color: #243247;
}

[data-theme="dark"] .theme-card-option {
  background: #111a2e;
  border-color: #243247;
}

[data-theme="dark"] .theme-card-option.active {
  background: rgba(14, 165, 233, 0.18);
  border-color: #0ea5e9;
}

/* Estilos do botão quando no modo Dark */
[data-theme="dark"] .theme-toggle-btn {
  background: #1e293b;
  border-color: #334155;
  color: #f8fafc;
}

[data-theme="dark"] .theme-toggle-btn:hover {
  background: #273549;
  border-color: #475569;
}

[data-theme="dark"] .theme-toggle-btn .dark-icon {
  display: none;
}

[data-theme="dark"] .theme-toggle-btn .light-icon {
  display: flex;
}

[data-theme="dark"] .form-section-divider {
  color: #94a3b8;
  border-top-color: #334155;
}

[data-theme="dark"] .mobile-menu-btn {
  background: #1e293b;
  border-color: #334155;
  color: #f1f5f9;
}

/* ==============================================================================
   COMPONENTES MOBILE: BOTÃO MENU & BACKDROP
   ============================================================================== */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  background: #ffffff;
  color: var(--slate-700);
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.mobile-menu-btn:hover {
  background: var(--slate-100);
  color: var(--primary-600);
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 95;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.sidebar-backdrop.active {
  display: block;
  opacity: 1;
}

/* Classes utilitárias para agrupamento inteligente de campos no smartphone */
.col-sm-3, .col-sm-4, .col-sm-5, .col-sm-6, .col-sm-7, .col-sm-8 {
  /* No desktop herdam as colunas padrão se especificadas */
}

/* ==============================================================================
   RESPONSIVIDADE: TABLETS E SMARTPHONES (MAX-WIDTH: 992px)
   ============================================================================== */
@media (max-width: 992px) {
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
    z-index: 120;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  }

  .main-wrapper {
    margin-left: 0;
    width: 100%;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .topbar {
    padding: 0 18px;
  }
}

/* ==============================================================================
   RESPONSIVIDADE: SMARTPHONES (MAX-WIDTH: 768px)
   ============================================================================== */
@media (max-width: 768px) {
  .topbar {
    height: auto;
    padding: 12px 14px;
    flex-wrap: wrap;
    gap: 10px;
  }

  .topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
  }

  .topbar-left h2 {
    font-size: 1.12rem;
    line-height: 1.2;
  }

  .topbar-left p {
    display: none;
  }

  .topbar-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
  }

  .content-area {
    padding: 16px 12px;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Adaptação dos Modais para Smartphone */
  .modal-overlay {
    padding: 8px;
    align-items: flex-end; /* Modo gaveta inferior / tela cheia ergonômica */
  }

  .modal-dialog,
  .modal-dialog.modal-lg {
    max-width: 100% !important;
    width: 100% !important;
    border-radius: 20px 20px 12px 12px;
    max-height: 94vh;
  }

  .modal-header {
    padding: 16px 18px;
  }

  .modal-header h3 {
    font-size: 1.05rem;
  }

  .modal-body {
    padding: 16px 14px;
    max-height: calc(94vh - 130px);
    overflow-y: auto;
    overflow-x: hidden;
  }

  .modal-footer {
    padding: 12px 14px;
    flex-direction: column-reverse;
    gap: 8px;
  }

  .modal-footer .btn {
    width: 100%;
    min-height: 44px;
    font-size: 0.92rem;
    padding: 12px;
  }

  /* Grid e Campos do Formulário no Celular */
  .form-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 12px;
  }

  /* No mobile, por padrão cada campo ocupa 100% (12 colunas) */
  .col-1, .col-2, .col-3, .col-4, .col-5,
  .col-6, .col-7, .col-8, .col-9, .col-10,
  .col-11, .col-12 {
    grid-column: span 12;
  }

  /* Classes utilitárias para campos emparelhados no smartphone */
  .col-sm-6 {
    grid-column: span 6 !important;
  }

  .col-sm-5 {
    grid-column: span 5 !important;
  }

  .col-sm-7 {
    grid-column: span 7 !important;
  }

  .col-sm-4 {
    grid-column: span 4 !important;
  }

  .col-sm-8 {
    grid-column: span 8 !important;
  }

  /* Inputs ergonômicos para touch (mínimo 44px, fonte 16px para evitar auto-zoom iOS) */
  .form-input, .form-select, .form-textarea {
    font-size: 16px !important;
    min-height: 44px;
    padding: 10px 12px;
  }

  .form-label {
    font-size: 0.82rem;
  }

  .form-helper {
    font-size: 0.72rem;
    line-height: 1.3;
  }

  /* Ajustes da tabela no celular */
  .data-table th, .data-table td {
    padding: 10px 12px;
    font-size: 0.8rem;
  }
}

/* ==============================================================================
   TELA DEDICADA DE AUTENTICAÇÃO (STANDALONE)
   ============================================================================== */
.auth-screen {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top right, #f0f9ff 0%, #f8fafc 60%, #e2e8f0 100%);
  padding: 24px 16px;
  position: relative;
  z-index: 1000;
  transition: background 0.3s ease;
}

[data-theme="dark"] .auth-screen {
  background: radial-gradient(circle at top, #0f172a 0%, #090e17 55%, #05080f 100%) !important;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  padding: 38px 34px;
  animation: fadeInAuth 0.25s ease-out;
  transition: all 0.25s ease;
}

[data-theme="dark"] .auth-card {
  background: #0f172a !important;
  border: 1px solid #1e293b !important;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.06) !important;
}

.auth-title {
  font-size: 1.55rem;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

[data-theme="dark"] .auth-title {
  color: #f8fafc !important;
}

.auth-subtitle {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.4;
}

[data-theme="dark"] .auth-subtitle {
  color: #94a3b8 !important;
}

.auth-footer-text {
  text-align: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid #e2e8f0;
  font-size: 0.74rem;
  color: #94a3b8;
  letter-spacing: 0.02em;
}

[data-theme="dark"] .auth-footer-text {
  border-top-color: #1e293b !important;
  color: #64748b !important;
}

.auth-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  color: #475569;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  cursor: pointer;
  transition: all 0.2s ease;
}

[data-theme="dark"] .auth-theme-toggle {
  background: #0f172a !important;
  border-color: #1e293b !important;
  color: #f1f5f9 !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4) !important;
}

.auth-theme-toggle:hover {
  transform: translateY(-1px);
}

.btn-auth-submit {
  width: 100%;
  padding: 13px;
  font-size: 0.98rem;
  font-weight: 700;
  border-radius: 10px;
  background: #0ea5e9;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
  transition: all 0.2s ease;
}

.btn-auth-submit:hover {
  background: #0284c7;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(14, 165, 233, 0.45);
}

@keyframes fadeInAuth {
  from { opacity: 0; transform: translateY(10px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}