body {
  background-color: #f8f9fa;
}
.card {
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}
.navbar-brand {
  font-weight: bold;
}
textarea {
  resize: vertical;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .card {
    margin-bottom: 15px;
  }
  h1, .h1 {
    font-size: 1.75rem;
  }
  h2, .h2 {
    font-size: 1.5rem;
  }
  h3, .h3 {
    font-size: 1.35rem;
  }
  
  /* Table adjustments for mobile */
  .table-responsive-stack .table td,
  .table-responsive-stack .table th {
    display: block;
    width: 100%;
  }
  
  .btn-group-responsive {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
  }
  .btn-group-responsive .btn {
    flex: 1 1 auto;
    border-radius: 4px !important;
    margin-left: 0 !important;
  }
}

@media (max-width: 576px) {
  .card {
    margin-bottom: 12px;
  }
  .card-body {
    padding: 1rem;
  }
  h1, .h1 {
    font-size: 1.5rem;
  }
  h2, .h2 {
    font-size: 1.25rem;
  }
  h3, .h3 {
    font-size: 1.15rem;
  }
  .navbar-nav {
    text-align: center;
    padding: 1rem 0;
  }
  .form-group {
    margin-bottom: 0.75rem;
  }
  .btn-mobile-full {
    width: 100%;
    margin-bottom: 0.5rem;
  }
  
  /* Hide less critical columns on mobile */
  .hide-on-mobile {
    display: none !important;
  }
  
  /* Stack action buttons */
  .actions-column {
    display: flex;
    flex-direction: column;
    gap: 5px;
  }
  .actions-column .btn {
    width: 100%;
  }
}

.question-media img,
.explanation-media img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  margin-left: auto;
  margin-right: auto;
}

/* Custom Utilities */
.text-wrap-break {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.container-fluid-mobile {
  padding-left: 10px;
  padding-right: 10px;
}

.btn-xs {
  padding: 0.1rem 0.3rem;
  font-size: 0.75rem;
}

.badge {
  font-weight: 500;
}

.card {
  border-radius: 0.5rem;
  border: 1px solid rgba(0,0,0,.075);
}

.sticky-top {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(5px);
}