.ic3-assignment-options[hidden], .form-group[hidden] { display: none !important; }
.ic3-assignment-options {
  grid-column: 1 / -1;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--info-soft);
}
.ic3-assignment-options > p { margin: 6px 0 12px; color: var(--text-light); font-size: 13px; }
.ic3-question-picker { display: grid; grid-template-columns: minmax(0, 1fr); gap: 7px; max-height: 320px; overflow: auto; padding: 2px; }
.ic3-picker-row { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; background: var(--card); font-size: 13px; cursor: pointer; }
.ic3-picker-row input { flex: 0 0 auto; margin-top: 2px; accent-color: var(--primary); }
.ic3-picker-row:has(input:checked) { border-color: var(--primary); background: var(--info-soft); }
.ic3-picker-question { display: grid; gap: 3px; min-width: 0; }
.ic3-picker-question strong { overflow-wrap: anywhere; }
.ic3-picker-question small { color: var(--text-light); }
.ic3-assignment-settings { display: flex; flex-wrap: wrap; align-items: end; gap: 16px; margin-top: 13px; }
.ic3-assignment-settings > label { display: grid; gap: 5px; font-size: 13px; font-weight: 650; }
.ic3-assignment-settings input[type="number"] { width: 100px; }
.ic3-assignment-settings .ic3-check-setting { display: flex; align-items: center; gap: 7px; min-height: 38px; }
.ic3-check-setting input { accent-color: var(--primary); }
.ic3-bank-card { margin-top: 16px; }
.ic3-bank-toolbar { display: none; }
.ic3-bank-toolbar label { font-weight: 700; }
.ic3-bank-toolbar select { min-width: 220px; }
.ic3-question-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 15px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); }
.ic3-question-form .form-group { min-width: 0; }
.ic3-question-form textarea { width: 100%; resize: vertical; }
.ic3-question-form small { display: block; margin-top: 5px; color: var(--text-light); line-height: 1.4; overflow-wrap: anywhere; }
.ic3-question-editor { grid-column: 1 / -1; display: grid; gap: 12px; }
.ic3-editor-panel { display: grid; gap: 12px; min-width: 0; }
.ic3-editor-section { display: grid; gap: 10px; padding: 13px; border: 1px solid var(--border); border-radius: 9px; background: var(--card); }
.ic3-editor-section-heading { display: grid; gap: 3px; }
.ic3-editor-section-heading strong { font-size: 14px; }
.ic3-editor-section-heading small { margin: 0; }
.ic3-editor-rows { display: grid; gap: 9px; }
.ic3-editor-row { display: grid; grid-template-columns: minmax(120px, 1fr) auto auto; align-items: end; gap: 9px; padding: 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); }
.ic3-editor-row input[type="text"], .ic3-editor-row select { width: 100%; min-width: 0; }
.ic3-editor-field { display: grid; align-content: start; gap: 5px; min-width: 0; font-size: 12px; font-weight: 650; }
.ic3-editor-field > span { color: var(--text); }
.ic3-editor-field small { font-weight: 400; }
.ic3-editor-check { display: inline-flex; align-items: center; gap: 6px; min-height: 38px; white-space: nowrap; font-size: 12px; font-weight: 650; }
.ic3-editor-check input { accent-color: var(--primary); }
.ic3-matching-editor-row, .ic3-drag-target-row { grid-template-columns: repeat(3, minmax(0, 1fr)) auto; }
.ic3-matching-editor-row .ic3-editor-field, .ic3-drag-target-row .ic3-editor-field { width: 100%; }
.ic3-choice-editor-row { grid-template-columns: minmax(150px, 1fr) minmax(150px, 1fr) auto; }
.ic3-image-upload-area { display: flex; align-items: center; min-height: 64px; }
.ic3-image-upload-area img { max-width: 160px; max-height: 100px; object-fit: contain; border: 1px solid var(--border); border-radius: 6px; background: var(--card); }
.ic3-hotspot-editor-preview { display: none; position: relative; width: fit-content; max-width: 100%; overflow: hidden; border-radius: 8px; background: var(--bg); }
.ic3-hotspot-editor-preview.has-image { display: block; }
.ic3-hotspot-editor-preview > img { display: block; max-width: 100%; max-height: 520px; object-fit: contain; }
.ic3-hotspot-draw-layer { position: absolute; inset: 0; touch-action: none; cursor: crosshair; }
.ic3-hotspot-editor-marker { position: absolute; display: grid; place-items: start; border: 2px solid #e03e36; background: #e03e3633; color: #a2201c; font-size: 12px; font-weight: 800; pointer-events: none; }
.ic3-hotspot-editor-marker.is-drawing { border-style: dashed; }
.ic3-hotspot-draw-hint { position: absolute; left: 8px; bottom: 8px; padding: 5px 8px; border-radius: 6px; background: #111c; color: white; font-size: 12px; pointer-events: none; }
.ic3-hotspot-row { grid-template-columns: minmax(120px, 1fr) auto auto; }
.ic3-question-form-actions { display: flex; align-items: end; gap: 8px; }
.ic3-question-bank-list { display: grid; gap: 8px; margin-top: 15px; }
.ic3-question-creation { margin: 12px 0 18px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); }
.ic3-question-creation > summary { padding: 12px 14px; color: var(--primary-dark); font-weight: 700; cursor: pointer; }
.ic3-question-creation[open] > summary { border-bottom: 1px solid var(--border); }
.ic3-question-creation-content { display: grid; gap: 12px; padding: 14px; }
.ic3-bank-context { margin: 0; color: var(--text-light); font-size: 13px; }
.ic3-bank-question { padding: 11px 13px; border: 1px solid var(--border); border-radius: 9px; background: var(--card); transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease; }
.ic3-bank-question:hover, .ic3-saved-set-card:hover { border-color: color-mix(in srgb, var(--primary) 42%, var(--border)); box-shadow: 0 5px 14px rgba(15, 23, 42, .08); transform: translateY(-1px); }
.ic3-bank-question-heading, .ic3-bank-question-info { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.ic3-bank-question-heading strong { white-space: pre-wrap; overflow-wrap: anywhere; }
.ic3-question-type { flex: 0 0 auto; padding: 3px 7px; border-radius: 999px; background: var(--info-soft); color: var(--primary-dark); font-size: 11px; font-weight: 700; }
.ic3-bank-question-info { align-items: center; margin-top: 7px; }
.ic3-bank-question-info small { color: var(--text-light); }
.ic3-share-content { display: grid; justify-items: center; gap: 12px; }
.ic3-share-qr { width: 240px; height: 240px; object-fit: contain; image-rendering: pixelated; }
.ic3-share-content label { justify-self: stretch; font-weight: 700; }
.ic3-share-content input { width: 100%; }
.ic3-analytics-heading { font-weight: 750; }
.ic3-analytics-summary { padding: 10px; border-radius: 8px; background: var(--info-soft); font-weight: 700; }
.ic3-analytics-list { display: grid; gap: 6px; padding-left: 25px; }
.ic3-analytics-list li { line-height: 1.45; overflow-wrap: anywhere; }
.assignment-row-actions { flex-wrap: wrap; }
.ic3-assignment-options > strong { display: block; }
.ic3-assignment-test-set-label { display: grid; grid-template-columns: minmax(130px, auto) minmax(220px, 1fr); align-items: center; gap: 10px; max-width: 720px; font-weight: 650; }
.ic3-assignment-test-set-label select { width: 100%; min-width: 0; }
.ic3-set-create-row { display: grid; grid-template-columns: auto minmax(180px, 1fr) auto; align-items: end; gap: 10px; max-width: 780px; }
.ic3-set-create-row label { padding-bottom: 8px; font-weight: 650; }
.ic3-set-create-row input { min-width: 0; }
.ic3-saved-set-builder { margin: 18px 0 12px; padding: 15px; border: 1px solid var(--border); border-radius: 10px; background: var(--info-soft); }
.ic3-saved-set-builder h3 { margin: 0 0 5px; }
.ic3-saved-set-builder p { margin: 0 0 12px; color: var(--text-light); font-size: 13px; }
.ic3-question-picker-title { display: block; margin: 12px 0 7px; }
.ic3-saved-sets-list { display: grid; gap: 8px; }
.ic3-saved-set-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: var(--card); box-shadow: 0 2px 8px rgba(15, 23, 42, .04); transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease; }
.ic3-saved-set-card > div { display: grid; gap: 3px; min-width: 0; }
.ic3-saved-set-card small { color: var(--text-light); }
.ic3-saved-set-card > div:first-child strong { color: var(--primary-dark); font-size: 14px; overflow-wrap: anywhere; }
.ic3-saved-set-actions { display: flex !important; flex: 0 0 auto; grid-auto-flow: column; gap: 7px !important; }
.ic3-saved-sets-title { margin-top: 18px; }
.ic3-analytics-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 9px; margin: 14px 0 20px; }
.ic3-analytics-metric { display: grid; gap: 4px; padding: 12px; border-radius: 10px; background: var(--info-soft); }
.ic3-analytics-metric strong { color: var(--primary-dark); font-size: 20px; }
.ic3-analytics-metric span { color: var(--text-light); font-size: 12px; }
.ic3-score-chart { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); align-items: end; gap: 10px; min-height: 155px; padding: 12px; border-radius: 10px; background: var(--bg); }
.ic3-score-chart-column { display: grid; justify-items: center; align-items: end; gap: 6px; height: 130px; }
.ic3-score-chart-track { display: flex; align-items: end; width: min(100%, 44px); height: 90px; overflow: hidden; border-radius: 7px; background: var(--border); }
.ic3-score-chart-track span { width: 100%; min-height: 4px; border-radius: 7px 7px 0 0; background: linear-gradient(0deg, #2563eb, #34d399); }
.ic3-score-chart-column small { color: var(--text-light); font-size: 11px; }
.ic3-analytics-student-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 7px; margin: 12px 0; }
.ic3-analytics-student-card { display: grid; gap: 5px; padding: 10px; border: 1px solid var(--border); border-radius: 9px; background: var(--card); color: var(--text); text-align: left; cursor: pointer; }
.ic3-analytics-student-card:hover { border-color: var(--primary); background: var(--info-soft); }
.ic3-analytics-student-card span { color: var(--text-light); font-size: 12px; }
.ic3-question-error-item { display: grid; gap: 5px; }
.ic3-question-error-track { height: 7px; overflow: hidden; border-radius: 99px; background: var(--border); }
.ic3-question-error-track span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #f59e0b, #ef4444); }
.assignment-form-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.assignment-form-heading .card-title { margin: 0; }
.assignment-attendance-date { display: grid; grid-template-columns: auto minmax(145px, 190px); align-items: center; gap: 9px; font-size: 13px; font-weight: 700; }
.assignment-attendance-date input { min-width: 0; }
.ic3-assignment-set-row { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; }
.ic3-assignment-set-row .ic3-assignment-test-set-label { flex: 1 1 420px; }
.ic3-assignment-set-row > button { flex: 0 0 auto; }
.assignment-table .assignment-title-button { display: inline-flex; align-items: center; max-width: 100%; min-height: 36px; padding: 7px 12px; border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border)); border-radius: 10px; background: linear-gradient(135deg, var(--info-soft), var(--card)); color: var(--primary-dark); font: inherit; font-size: 13px; font-weight: 750; line-height: 1.35; text-align: left; box-shadow: 0 2px 6px rgba(15, 23, 42, .05); cursor: pointer; transition: background .16s ease, border-color .16s ease, box-shadow .16s ease, transform .16s ease; }
.assignment-table .assignment-title-button::before { content: ""; width: 3px; height: 19px; flex: 0 0 auto; margin-right: 8px; border-radius: 99px; background: linear-gradient(180deg, var(--primary), #60a5fa); }
.assignment-table .assignment-title-button:hover { border-color: var(--primary); background: var(--card); box-shadow: 0 5px 14px rgba(37, 99, 235, .14); transform: translateY(-1px); }
.assignment-table .assignment-title-button:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 28%, transparent); outline-offset: 2px; }
.assignment-table .assignment-attendance-date-meta { display: block; margin-top: 5px; color: var(--text-light); font-size: 11px; font-weight: 600; }
@media (max-width: 700px) {
  .ic3-question-form { grid-template-columns: minmax(0, 1fr); }
  .ic3-question-editor { grid-column: auto; }
  .ic3-editor-row, .ic3-matching-editor-row, .ic3-drag-target-row, .ic3-choice-editor-row, .ic3-hotspot-row { grid-template-columns: minmax(0, 1fr); align-items: stretch; }
  .ic3-editor-check { min-height: 30px; }
  .ic3-hotspot-editor-preview > img { max-height: 400px; }
  .ic3-assignment-options { grid-column: auto; }
  .ic3-bank-toolbar { align-items: stretch; flex-wrap: wrap; }
  .ic3-bank-toolbar select { min-width: 0; flex: 1 1 100%; }
  .ic3-assignment-settings { align-items: stretch; flex-direction: column; gap: 8px; }
  .ic3-bank-question-heading, .ic3-bank-question-info { align-items: flex-start; }
  .ic3-assignment-test-set-label { grid-template-columns: minmax(0, 1fr); gap: 5px; }
  .ic3-set-create-row { grid-template-columns: minmax(0, 1fr); }
  .ic3-set-create-row label { padding-bottom: 0; }
  .ic3-score-chart { gap: 4px; padding: 7px; }
  .ic3-score-chart-column small { font-size: 9px; }
  .assignment-form-heading { align-items: stretch; flex-direction: column; }
  .assignment-attendance-date { grid-template-columns: minmax(0, 1fr); gap: 5px; }
  .ic3-saved-set-card { align-items: stretch; flex-direction: column; }
  .ic3-saved-set-actions { grid-auto-flow: initial; }
}
/* Question bank true/false editor */
.ic3-true-false-editor { gap:10px; }
.ic3-true-false-row { display:grid; grid-template-columns:minmax(240px,1fr) 90px 90px auto; align-items:center; gap:12px; padding:12px; border:1px solid var(--border,#dbe3ef); border-radius:14px; background:linear-gradient(135deg,#fff,#f4f8ff); }
.ic3-true-false-row textarea { width:100%; min-height:58px; resize:vertical; }
.ic3-true-false-choice { display:flex; align-items:center; gap:7px; justify-content:center; font-weight:700; }
.ic3-true-false-choice input { width:18px; height:18px; accent-color:#5865f2; }
.ic3-selected-question-count { display:inline-flex; margin:8px 0; padding:7px 12px; border-radius:999px; color:#4b5873; background:#f0f3fa; font-size:.9rem; font-weight:700; }
.ic3-selected-question-count.has-selection { color:#fff; background:linear-gradient(120deg,#4f46e5,#7c3aed); }
@media(max-width:700px) { .ic3-true-false-row { grid-template-columns:1fr 1fr; } .ic3-true-false-row textarea { grid-column:1 / -1; } }