:root {
  --primary-color: #0056b3;
  --secondary-color: #f8f9fa;
  --accent-color: #28a745;
  --danger-color: #dc3545;
  --dark-color: #343a40;
  --light-color: #f8f9fa;
  --border-radius: 6px;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: #f4f8fb;
  color: #333;
  font-size: 14px;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 20px;
  background: #fff;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}

.logo {
  max-width: 240px;
  height: auto;
}

.navbar {
  display: flex;
  background-color: var(--primary-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: 20px;
}

.navbar a {
  color: white;
  text-align: center;
  padding: 12px 18px;
  text-decoration: none;
  font-size: 15px;
  transition: all 0.3s ease;
}

.navbar a:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.navbar a.active {
  background-color: rgba(0, 0, 0, 0.2);
}

.navbar .logout-btn {
  margin-left: auto;
  background-color: var(--danger-color);
}

.navbar .logout-btn:hover {
  background-color: #c82333;
}

h1 {
  text-align: center;
  color: var(--dark-color);
  margin-top: 30px;
  margin-bottom: 20px;
}

/* Upload area */
.upload-area {
  background-color: var(--secondary-color);
  border: 2px dashed #d1d1d1;
  border-radius: var(--border-radius);
  padding: 20px;
  text-align: center;
  margin-bottom: 30px;
}

.upload-area:hover {
  border-color: var(--primary-color);
}

.custom-file-input {
  position: relative;
  display: inline-block;
}

.custom-file-input input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  cursor: pointer;
}

.custom-file-label {
  background-color: var(--primary-color);
  color: white;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  cursor: pointer;
  display: inline-block;
  transition: background-color 0.3s;
}

.custom-file-input:hover .custom-file-label {
  background-color: #004494;
}

.custom-file-name {
  margin-left: 10px;
  font-style: italic;
}

.upload-btn {
  background-color: var(--accent-color);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  margin-left: 10px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.upload-btn:hover {
  background-color: #218838;
}

/* Botão limpar filtros */
.clear-filter-btn {
    background-color: #6c757d;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background-color 0.3s;
    margin-right: 10px;
}

.clear-filter-btn:hover {
    background-color: #5a6268;
}

/* Filters area */
.filters-container {
  background-color: var(--secondary-color);
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 30px;
}

.filters-title {
  margin-top: 0;
  margin-bottom: 15px;
  font-size: 18px;
  color: var(--dark-color);
}

.filters-row {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 15px;
}

.filter-group {
  flex: 1;
  min-width: 200px;
}

.filter-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: var(--dark-color);
}

.filter-group select,
.filter-group input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ced4da;
  border-radius: var(--border-radius);
  font-size: 14px;
}

.filter-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 15px;
}

.filter-btn {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s;
}

.filter-btn:hover {
  background-color: #004494;
}

/* Table styling */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-bottom: 30px;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.data-table th {
  background-color: var(--primary-color);
  color: white;
  padding: 12px 10px;
  text-align: left;
  font-weight: 600;
}

.data-table td {
  padding: 12px 10px;
  border-bottom: 1px solid #e9ecef;
}

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

.data-table tr:nth-child(even) {
  background-color: #f8f9fa;
}

.data-table tr:hover {
  background-color: #f1f4f7;
}

.data-table a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s;
}

.data-table a:hover {
  color: #003d80;
  text-decoration: underline;
}

.enviado {
  color: var(--accent-color) !important;
  font-weight: 600;
  pointer-events: none;
}

#loading {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 20px 30px;
  border-radius: var(--border-radius);
  font-size: 16px;
  z-index: 1000;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

/* Footer */
.footer {
  text-align: center;
  padding: 20px;
  margin-top: 30px;
  background-color: var(--secondary-color);
  border-top: 1px solid #dee2e6;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  color: #6c757d;
}

.footer a {
  color: var(--primary-color);
  text-decoration: none;
}




/* Estilos para a página gerenciar-mensagens.php */
.alert {
    padding: 12px 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-container {
    background-color: var(--secondary-color);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
}

.form-container h2 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    color: var(--dark-color);
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-family: inherit;
}

.form-actions {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

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

.btn-primary:hover {
    background-color: #004494;
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

.btn-edit {
    background-color: #17a2b8;
    color: white;
    margin-right: 5px;
}

.btn-edit:hover {
    background-color: #138496;
}

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

.btn-delete:hover {
    background-color: #c82333;
}

.table-container {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.table-container h2 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    color: var(--dark-color);
}

.text-center {
    text-align: center;
    padding: 20px;
    font-style: italic;
    color: #6c757d;
}

/* Estilos para paginação */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px 0;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: 5px;
}

.pagination-info {
    font-size: 14px;
    color: #6c757d;
}

.pagination-controls {
    display: flex;
    gap: 10px;
}

.pagination-button {
    display: inline-block;
    padding: 6px 12px;
    background-color: #007bff;
    color: white;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
    transition: background-color 0.2s;
}

.pagination-button:hover {
    background-color: #0056b3;
    text-decoration: none;
    color: white;
}