/* GradePilot AI - Clean & Modern Gradebook (Somhi Inspired) */

.gradebook-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
}

/* Stats Cards Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
}

.stat-card {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.stat-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-blue { background: #dbeafe; color: #1d4ed8; }
.icon-teal { background: var(--color-primary-light); color: var(--color-primary); }
.icon-emerald { background: var(--color-emerald-light); color: var(--color-emerald-dark); }
.icon-amber { background: var(--color-amber-light); color: var(--color-amber-dark); }

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-sub {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Header Controls */
.gradebook-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.header-left h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
}

.sub-count {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Table */
.table-responsive {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.gradebook-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.85rem;
}

.gradebook-table th {
  background: #f8fafc;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.gradebook-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.gradebook-table tbody tr:hover {
  background: #f8fafc;
}

.score-pill {
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  font-size: 0.8rem;
}

.score-pass {
  background: var(--color-emerald-light);
  color: var(--color-emerald-dark);
}

.score-fail {
  background: var(--color-rose-light);
  color: var(--color-rose-dark);
}

.badge-tag {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.badge-green {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-amber {
  background: var(--color-amber-light);
  color: var(--color-amber-dark);
}