html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

/* Custom styles for invoice application */
body {
  direction: rtl;
  text-align: right;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar-brand {
  font-weight: bold;
  color: #2c3e50 !important;
}

.btn-primary {
  background-color: #3498db;
  border-color: #3498db;
}

.btn-primary:hover {
  background-color: #2980b9;
  border-color: #2980b9;
}

.card {
  border: none;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  border-radius: 8px;
}

.card-header {
  border-bottom: 1px solid #dee2e6;
  background-color: #f8f9fa;
  border-radius: 8px 8px 0 0 !important;
}

.table th {
  background-color: #f8f9fa;
  font-weight: 600;
}

.alert {
  border-radius: 8px;
  border: none;
}

.spinner-border {
  width: 3rem;
  height: 3rem;
}

/* Responsive improvements */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
  
  .btn {
    width: 100%;
    margin-bottom: 10px;
  }
  
  .table-responsive {
    font-size: 0.9rem;
  }
}