.quiz-setup-container {
  max-width: 900px;
  margin: 30px auto;
  background: #fff;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

/* Headings and descriptions */
.quiz-setup-container h1 {
  margin: 0 0 10px;
  color: #2d3e50;
}

.desc {
  color: #555;
  margin-bottom: 20px;
}

/* Grid layout */
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.grid.full {
  grid-template-columns: 1fr;
}

/* Form elements */
label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #2d3e50;
}

select,
input[type="number"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #dbe1ea;
  border-radius: 8px;
  background: #f9fbff;
}

/* Chips area */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: #f8fafc;
  border: 1px solid #dbe1ea;
  border-radius: 8px;
  padding: 10px;
  min-height: 46px;
}

.chip {
  background: #eef2ff;
  color: #3f51b5;
  padding: 6px 10px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.chip button {
  border: none;
  background: transparent;
  color: #06114e;
  cursor: pointer;
}

/* Chapter selector */
.chapter-selector {
  background: #f8fafc;
  border: 1px solid #dbe1ea;
  border-radius: 8px;
  padding: 12px;
  min-height: 120px;
  max-height: 200px;
  overflow-y: auto;
}

.chapter-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.chapter-item:hover {
  background: #e5e7eb;
}

.chapter-item input[type="checkbox"] {
  margin: 0;
}

.chapter-item label {
  margin: 0;
  cursor: pointer;
  flex: 1;
  font-weight: normal;
}

/* Misc */
.selector-hint {
  color: #6b7280;
  font-style: italic;
  text-align: center;
  padding: 40px 20px;
}

.actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
}

/* Buttons */
.btn {
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}

.btn.primary {
  background: #4f6ef7;
  color: #fff;
}

.btn.secondary {
  background: #e9eef8;
  color: #2d3e50;
}

/* Hints and responsive design */
.hint {
  font-size: 13px;
  color: #666;
  margin-top: 6px;
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
}
.select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%20viewBox%3D%220%200%204%205%22%3E%3Cpath%20fill%3D%22none%22%20stroke%3D%22%23333%22%20stroke-width%3D%221.5%22%20d%3D%22M0%200l2%202l2-2zM0%205l2-2l2%202z%22/%3E%3C/svg%3E');
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 12px;
}
.select:focus {
  border-color: #4f6ef7;
  box-shadow: 0 0 0 3px rgba(79, 110, 247, 0.3);
  outline: none;
}
.select::-ms-expand {
  display: none;
}

/* Custom styles for number input */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance:
    none;
    margin: 0;
    height: auto;
}
/* input[type="number"] {
  -moz-appearance: textfield;
} */
input[type="number"]::-ms-clear {
  display: none;
  width: 0;
  height: 0;
}
input[type="number"]::-ms-reveal {
  display: none;
}
/* Scrollbar styles for chapter selector */
.chapter-selector::-webkit-scrollbar {
  width: 8px;
}   
.chapter-selector::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 8px;
}
.chapter-selector::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 8px;
}
.chapter-selector::-webkit-scrollbar-thumb:hover {
  background: #a1a1a1;
}
.chapter-selector::-webkit-scrollbar-corner {
  background: transparent;
}
.chapter-selector {
  scrollbar-width: thin;
  scrollbar-color: #c1c1c1 #f1f1f1;
}
.chapter-selector:hover {
  scrollbar-color: #a1a1a1 #f1f1f1;
}
/* End of quiz_setup.css */
.chapter-selector::-webkit-scrollbar {
  width: 8px;
}
.chapter-selector::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 8px;
}
.chapter-selector::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 8px;
}
.chapter-selector::-webkit-scrollbar-thumb:hover {
  background: #a1a1a1;
}
.chapter-selector::-webkit-scrollbar-corner {
  background: transparent;
}