/* ==========================================================================
   SJCC LEARN — TEACHER & FACULTY AREA CSS
   Dashboard, Chart.js Analytics, Drop-off Heatmap, Course Builder, CDLE Grants
   ========================================================================== */

.teacher-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-6);
}

.teacher-grading-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: flex-start;
}

/* Heatmap Bars */
.dropoff-bar-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  margin-bottom: var(--space-3);
}

.dropoff-bar-bg {
  flex: 1;
  height: 12px;
  background-color: var(--surface-3);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.dropoff-bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width 350ms ease;
}

/* Course Builder Layout */
.builder-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-8);
  align-items: flex-start;
  margin-top: var(--space-6);
}

.builder-section-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-1);
}

.builder-section-header {
  padding: var(--space-4);
  background-color: var(--surface-2);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: grab;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.builder-lesson-item {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  background-color: var(--surface);
  flex-wrap: wrap;
  gap: var(--space-2);
}

.builder-lesson-item:last-child {
  border-bottom: none;
}

/* Chunked Upload Progress Box */
.chunk-upload-box {
  border: 2px dashed var(--primary);
  background-color: var(--primary-soft);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  text-align: center;
  margin-bottom: var(--space-4);
}

/* Rubric Scoring Table */
.rubric-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin: var(--space-4) 0;
}

.rubric-table th, .rubric-table td {
  padding: 10px 14px;
  border: 1px solid var(--border-light);
}

.rubric-table th {
  background-color: var(--surface-2);
  color: var(--text);
  font-weight: var(--font-semibold);
  white-space: nowrap;
}

/* Responsive Rules */
@media (max-width: 900px) {
  .teacher-grid {
    grid-template-columns: 1fr;
  }
  .teacher-grading-layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .builder-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .builder-lesson-item {
    flex-direction: column;
    align-items: flex-start;
  }
  .builder-lesson-item > div:last-child {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .chunk-upload-box {
    padding: var(--space-4);
  }
}