/* Variáveis CSS para paleta de cores */
:root {
  /* Cores principais */
  --primary-color: #003044; /* Azul petróleo profundo */
  --primary-dark: #1c4a5b; /* Azul escuro suave */
  --primary-light: #a5c8d4; /* Azul claro acinzentado */

  /* Cores secundárias e de apoio */
  --secondary-color: #3a327c; /* Cinza azulado equilibrado */
  --success-color: #38726c; /* Verde sucesso vibrante */
  --danger-color: #e74c3c; /* Vermelho alerta */
  --warning-color: #f39c12; /* Amarelo dourado */
  --info-color: #3498db; /* Azul informativo */

  /* Fundos */
  --light-bg: #f9fbfc; /* Fundo claro neutro */
  --lighter-bg: #eef2f6; /* Fundo mais claro */
  --card-bg: #ffffff; /* Cartões e blocos */

  /* Texto */
  --text-primary: #1e293b; /* Azul grafite para texto principal */
  --text-secondary: #4b5563; /* Cinza escuro para texto secundário */
  --text-muted: #9ca3af; /* Cinza claro para texto desativado */

  /* Bordas e sombras */
  --border-color: #d1d5db; /* Cinza claro para bordas */
  --border-light: #e5e7eb; /* Bordas suaves */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

  /* Bordas e transições */
  --border-radius: 0.75rem;
  --border-radius-sm: 0.5rem;
  --transition: all 0.3s ease-in-out;

  /* Tipografia */
  --font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

/* Reset e configurações base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  padding: 1rem;
}

/* Container principal */
.container-fluid {
  max-width: 1400px;
  margin: 0 auto;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.container-fluid::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--info-color),
    var(--success-color)
  );
}

/* Header */
header {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: white;
  border-radius: var(--border-radius);
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

header::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 70%
  );
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%,
  100% {
    transform: rotate(0deg);
  }
  50% {
    transform: rotate(180deg);
  }
}

header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

header .lead {
  font-size: 1.1rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

header .nav-link {
  color: white;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-sm);
  display: inline-block;
  margin-top: 1rem;
  transition: var(--transition);
  position: relative;
  z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

header .nav-link:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Cards */
.card {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--card-bg);
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
  transition: var(--transition);
  overflow: hidden;
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--primary-light)
  );
  opacity: 0;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.card:hover::before {
  opacity: 1;
}

.card-header {
  background: linear-gradient(
    135deg,
    var(--lighter-bg) 0%,
    var(--light-bg) 100%
  );
  color: var(--text-primary);
  font-weight: 600;
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
  display: flow;
  align-items: center;
  justify-content: space-between;
  position: relative;
  border-bottom: 1px solid var(--border-color);
}

.card-header i {
  margin-right: 0.5rem;
  font-size: 1.2rem;
  color: var(--primary-color);
}

.card-body {
  padding: 1.5rem;
  background: var(--card-bg);
}

/* Scanner QR Code com fundo claro */
#qr-reader {
  background: linear-gradient(
    135deg,
    var(--text-secondary) 0%,
    var(--text-primary) 100%
  );
  border-radius: var(--border-radius);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border: 2px solid var(--border-color);
  transition: var(--transition);
}

#qr-reader:hover {
  border-color: var(--primary-color);
}

#qr-reader video {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
}

/* Status da câmera */
.camera-status {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  font-weight: 600;
  z-index: 10;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.camera-status.disconnected {
  background: var(--danger-color);
  color: white;
}

.camera-status.connected {
  background: var(--success-color);
  color: white;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

/* Botões */
.btn {
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

.btn-success {
  background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
  color: white;
  border: 1px solid transparent;
}

.btn-success:hover {
  background: linear-gradient(135deg, #059669 0%, var(--success-color) 100%);
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
  color: white;
  border: 1px solid transparent;
}

.btn-danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, var(--danger-color) 100%);
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  color: white;
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: linear-gradient(
    135deg,
    var(--primary-dark) 0%,
    var(--primary-color) 100%
  );
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
  color: white;
  border: 1px solid transparent;
}

.btn-warning:hover {
  background: linear-gradient(135deg, #d97706 0%, var(--warning-color) 100%);
}

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

.btn-outline-primary:hover {
  background: var(--primary-color);
  color: white;
}

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

.btn-outline-danger:hover {
  background: var(--danger-color);
  color: white;
}

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

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

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: none;
}

/* Formulários */
.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: block;
}

.form-label.required::after {
  content: " *";
  color: var(--danger-color);
  font-weight: bold;
}

.form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem;
  font-size: 1rem;
  transition: var(--transition);
  width: 100%;
  /* background: var(--card-bg); */
  color: var(--text-primary);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.25);
  outline: none;
}

.form-control:hover {
  border-color: var(--primary-light);
}

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

/* Tabela com cores suaves */
.table-responsive {
  border-radius: var(--border-radius);
  overflow-x: auto;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
}

.table {
  margin-bottom: 0;
  font-size: 0.9rem;
  min-width: 600px;
}

.table th {
  background: linear-gradient(
    135deg,
    var(--lighter-bg) 0%,
    var(--light-bg) 100%
  );
  color: var(--text-primary);
  font-weight: 600;
  padding: 1rem 0.75rem;
  text-align: center;
  border: none;
  position: relative;
  border-bottom: 2px solid var(--primary-color);
}

.table th i {
  color: var(--primary-color);
  margin-right: 0.25rem;
}

.table td {
  padding: 1rem 0.75rem;
  vertical-align: middle;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
  color: var(--text-primary);
}

.table tbody tr:hover {
  background: var(--light-bg);
  /* transform: scale(1.01); */
}

.table .badge {
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
  border-radius: 2rem;
  font-weight: 600;
}

.badge.bg-primary {
  background: var(--primary-color) !important;
  color: white;
}

.badge.bg-secondary {
  background: var(--secondary-color) !important;
  color: white;
}

/* Botões de ação */
.action-btn {
  padding: 0.5rem;
  font-size: 0.8rem;
  margin: 0.2rem;
  border-radius: 50%;
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Alertas */
.alert {
  border-radius: var(--border-radius-sm);
  padding: 1rem 1.5rem;
  margin: 1rem 0;
  font-weight: 500;
  border: 1px solid;
  position: relative;
  overflow: hidden;
}

.alert::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: currentColor;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  color: #065f46;
  border-color: rgba(16, 185, 129, 0.3);
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  color: #991b1b;
  border-color: rgba(239, 68, 68, 0.3);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #92400e;
  border-color: rgba(245, 158, 11, 0.3);
}

.alert-info {
  background: rgba(6, 182, 212, 0.1);
  color: #0c4a6e;
  border-color: rgba(6, 182, 212, 0.3);
}

/* Modal */
.modal-content {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.modal-header {
  background: linear-gradient(
    135deg,
    var(--lighter-bg) 0%,
    var(--light-bg) 100%
  );
  color: var(--text-primary);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-title i {
  color: var(--primary-color);
}

.modal-body {
  padding: 2rem;
  background: var(--card-bg);
}

.modal-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background: var(--light-bg);
}

/* Footer */
footer {
  background: linear-gradient(
    135deg,
    var(--lighter-bg) 0%,
    var(--light-bg) 100%
  );
  color: var(--text-primary);
  border-radius: var(--border-radius);
  margin-top: 2rem;
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
}

footer i {
  color: var(--primary-color);
}

/* Paginação */
.pagination {
  justify-content: center;
  margin-top: 1.5rem;
}

.pagination .page-link {
  color: var(--primary-color);
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.75rem;
  margin: 0 0.1rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
  background: var(--card-bg);
}

.pagination .page-link:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.pagination .page-item.active .page-link {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

/* Contador de itens */
#totalItems {
  background: rgba(79, 70, 229, 0.1);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid rgba(79, 70, 229, 0.2);
  animation: bounce 2s alternate;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-5px);
  }
  60% {
    transform: translateY(-3px);
  }
}

/* Campo de busca */
.input-group {
  position: relative;
  display: flex;
  align-items: stretch;
  width: 100%;
}

.input-group-text {
  background: var(--light-bg);
  border: 2px solid var(--border-color);
  border-right: none;
  border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
  padding: 0.75rem;
  color: var(--text-secondary);
}

.input-group .form-control {
  border-left: none;
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

Animações */ .fade-in {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.new-row {
  background: linear-gradient(
    135deg,
    rgba(16, 185, 129, 0.1) 0%,
    rgba(16, 185, 129, 0.05) 100%
  ) !important;
  animation: highlight 2s ease-out;
}

@keyframes highlight {
  0% {
    background: linear-gradient(
      135deg,
      rgba(245, 158, 11, 0.2) 0%,
      rgba(245, 158, 11, 0.1) 100%
    ) !important;
  }
  100% {
    background: linear-gradient(
      135deg,
      rgba(16, 185, 129, 0.1) 0%,
      rgba(16, 185, 129, 0.05) 100%
    ) !important;
  }
}

/*  Estilos para o gerador de QR Code */
/* Container do gerador */
.qr-generator {
  text-align: center;
  padding: 2rem;
  background: var(--card-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  margin: 2rem auto;
  max-width: 600px;
  border: 1px solid var(--border-color);
}

.qr-generator h1 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-weight: 700;
}

.qr-generator nav {
  margin-bottom: 2rem;
}

.qr-generator nav a {
  color: var(--primary-color);
  text-decoration: none;
  background: var(--light-bg);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
  display: inline-block;
  border: 1px solid var(--border-color);
}

.qr-generator nav a:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  border-color: var(--primary-color);
}

/* Textarea do gerador */
#qr-text {
  width: 100%;
  max-width: 500px;
  margin: 1rem 0;
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-family);
  font-size: 1rem;
  resize: vertical;
  min-height: 150px;
  transition: var(--transition);
  background: var(--card-bg);
  color: var(--text-primary);
}

#qr-text:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.25);
  outline: none;
}

#qr-text::placeholder {
  color: var(--text-muted);
}

/* Seletor de cor */
#color-picker,
#bg-color-picker {
  margin: 0.5rem;
  width: 60px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

#color-picker:hover,
#bg-color-picker:hover {
  border-color: var(--primary-color);
  transform: scale(1.05);
}

/* Select do tamanho */
#qr-size {
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.5rem;
  background: var(--card-bg);
  color: var(--text-primary);
}

/* Canvas do QR Code */
#qrcode {
  border: 2px solid var(--border-color);
  margin: 2rem auto;
  display: block;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  max-width: 100%;
  height: auto;
}

#qrcode:hover {
  border-color: var(--primary-color);
  transform: scale(1.02);
}

/* Container do QR Code */
#qr-container {
  background: var(--light-bg);
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 2rem;
  margin: 1rem 0;
  transition: var(--transition);
}

#qr-container:hover {
  border-color: var(--primary-color);
}

/* Status do gerador */
#status {
  margin: 1rem;
  font-weight: 600;
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

#status.success {
  background: rgba(16, 185, 129, 0.1);
  color: #065f46;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

#status.error {
  background: rgba(239, 68, 68, 0.1);
  color: #991b1b;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

#status.loading {
  background: rgba(6, 182, 212, 0.1);
  color: #0c4a6e;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

/*  Responsividade  */
.table-responsive {
  border-radius: var(--border-radius);
  overflow-x: auto;
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  -webkit-overflow-scrolling: touch;
}

.table {
  margin-bottom: 0;
  font-size: 0.9rem;
  min-width: 600px;
  width: 100%;
  border-collapse: collapse;
}

.table th {
  background: linear-gradient(
    135deg,
    var(--lighter-bg) 0%,
    var(--light-bg) 100%
  );
  color: var(--text-primary);
  font-weight: 600;
  padding: 1rem 0.75rem;
  text-align: center;
  border: none;
  border-bottom: 2px solid var(--primary-color);
  white-space: nowrap;
}

.table th i {
  color: var(--primary-color);
  margin-right: 0.25rem;
}

.table td {
  padding: 1rem 0.75rem;
  vertical-align: middle;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
  color: var(--text-primary);
  /* white-space: nowrap; */
}

.table tbody tr:hover {
  background: var(--light-bg);
  transform: scale(1.01);
}

.table .badge {
  font-size: 0.8rem;
  padding: 0.5rem 0.75rem;
  border-radius: 2rem;
  font-weight: 600;
}

/* Layout em blocos para telas menores */
@media (max-width: 768px) {
  .table-responsive {
    font-size: 0.8rem;
  }

  .table {
    min-width: unset;
    width: 100%;
  }

  .table thead {
    display: none;
  }

  .table,
  .table tbody,
  .table tr,
  .table td {
    display: block;
    width: 100%;
  }

  .table tr {
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1rem;
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
  }

  .table td {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    padding: 0.5rem 0;
    border: none;
    border-bottom: 1px solid var(--border-light);
    word-break: break-word;
  }

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

  .table td:before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 0.75rem;
  }

  .action-cell {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding-top: 1rem !important;
  }

  .action-cell:before {
    display: none;
  }
}

@media (max-width: 425px) {
  header h1 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }
  .table td,
  .table td:before {
    font-size: 0.75rem;
  }

  .table td {
    padding: 0.5rem;
  }

  .table td:before {
    font-size: 0.7rem;
  }

  .table-responsive {
    padding: 0.5rem;
  }
}

/* Melhorias de acessibilidade */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Estados de foco para acessibilidade */
.btn:focus,
.form-control:focus,
.page-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Indicadores de carregamento */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(79, 70, 229, 0.2),
    transparent
  );
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}