/* Tab-specific styles: exams, reports, student chart, new year, archive, settings. Ported unchanged from the old styles.html lines 635-1191. */
/* ========== تبويب إعداد السور ========== */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
  flex-wrap: wrap;
  gap: 14px;
}
.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
}
.section-title i { color: var(--primary); }
.btn-primary-small {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 3px 12px rgba(26,93,58,0.25);
}
.btn-primary-small:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(26,93,58,0.35); }

.exams-filters {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin-bottom: 20px;
}

.exams-table .action-btns {
  display: flex;
  gap: 6px;
  justify-content: center;
}
.action-btn-edit, .action-btn-del {
  width: 34px; height: 34px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  font-size: 0.95rem;
}
.action-btn-edit { background: #dbeafe; color: #1d4ed8; }
.action-btn-edit:hover { background: #1d4ed8; color: white; }
.action-btn-del { background: #fee2e2; color: #dc2626; }
.action-btn-del:hover { background: #dc2626; color: white; }

.form-field {
  margin-bottom: 16px;
}
.form-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

/* ========== تبويب التقارير ========== */
.report-section {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 22px;
}
.report-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 14px;
  flex-wrap: wrap;
}
.report-head h3 {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
}
.report-head h3 i { color: var(--primary); }
.chart-container {
  position: relative;
  height: 340px;
  width: 100%;
}
.chart-container .empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* جدول الطلاب المتعثرين */
.performance-bar-wrap {
  display: inline-block;
  width: 100px;
  height: 8px;
  background: #f3f4f6;
  border-radius: 8px;
  overflow: hidden;
  vertical-align: middle;
  margin-left: 8px;
}
.performance-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #ef4444, #f59e0b);
  border-radius: 8px;
}

/* ========== نافذة أداء الطالب ========== */
.student-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.stat-card {
  background: #f8faf9;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}
.stat-card-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 4px;
}
.stat-card-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}
.stat-card.highest .stat-card-value { color: #15803d; }
.stat-card.lowest .stat-card-value { color: #b91c1c; }
.stat-card.count .stat-card-value { color: #1d4ed8; }

.student-exams-mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-top: 10px;
}
.student-exams-mini-table th {
  background: #f3f4f6;
  padding: 10px 8px;
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.8rem;
}
.student-exams-mini-table td {
  padding: 8px;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}
.student-exams-mini-table tr:last-child td { border-bottom: none; }

/* اسم الطالب قابل للنقر في جدول الرصد */
.data-table .student-name.clickable {
  cursor: pointer;
  color: var(--primary);
  transition: color 0.2s;
}
.data-table .student-name.clickable:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}
.data-table .student-name.clickable::after {
  content: ' \F4FA';
  font-family: 'bootstrap-icons';
  font-size: 0.75em;
  opacity: 0.5;
  margin-right: 4px;
}

/* استجابة للموبايل للميزات الجديدة */
@media (max-width: 768px) {
  .nav-tab-desktop .protected-icon { display: none; }
  .exams-filters { grid-template-columns: 1fr; gap: 10px; }
  .section-header { margin-bottom: 16px; }
  .section-title { font-size: 1.05rem; }
  .report-section { padding: 16px; margin-bottom: 16px; }
  .report-head h3 { font-size: 0.95rem; }
  .chart-container { height: 260px; }
  .student-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card-value { font-size: 1.15rem; }
  .action-btn-edit, .action-btn-del { width: 30px; height: 30px; font-size: 0.85rem; }
}

/* ========== تاب إعداد العام القادم ========== */
.newyear-intro {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  gap: 18px;
  margin-bottom: 24px;
  align-items: flex-start;
}
.newyear-intro-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.newyear-intro h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1e40af;
  margin-bottom: 6px;
}
.newyear-intro p {
  color: #1e3a8a;
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

.step-card {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 18px;
  display: flex;
  gap: 18px;
  transition: all 0.25s ease;
}
.step-card:hover {
  border-color: var(--primary-light);
  box-shadow: 0 4px 20px rgba(26,93,58,0.08);
}
.step-number {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(26,93,58,0.3);
}
.step-content { flex: 1; min-width: 0; }
.step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.step-content h3 i { color: var(--primary); }
.step-content p {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.75;
  margin-bottom: 14px;
}
.step-content code {
  background: #f3f4f6;
  padding: 2px 8px;
  border-radius: 5px;
  font-size: 0.85em;
  color: var(--primary-dark);
  font-family: 'Courier New', monospace;
  direction: ltr;
  display: inline-block;
}

.year-label-input {
  background: #f8faf9;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 16px;
}
.year-label-input label {
  display: block;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.clear-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: #fafbfa;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
}
.checkbox-option:hover { border-color: var(--primary-light); background: #f0f5f2; }
.checkbox-option input[type="checkbox"] { display: none; }
.checkbox-box {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-radius: 7px;
  background: white;
  flex-shrink: 0;
  position: relative;
  transition: all 0.2s;
  margin-top: 2px;
}
.checkbox-option input:checked + .checkbox-box {
  background: var(--primary);
  border-color: var(--primary);
}
.checkbox-option input:checked + .checkbox-box::after {
  content: '';
  position: absolute;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
}
.checkbox-option input:checked ~ div strong { color: var(--primary); }
.checkbox-option strong {
  display: block;
  font-size: 0.98rem;
  color: var(--text-primary);
  margin-bottom: 3px;
}
.checkbox-option small {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

/* قسم الأرشيف */
.archive-section {
  margin-top: 10px;
}
.archives-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.archive-card {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all 0.25s;
  position: relative;
}
.archive-card:hover {
  border-color: #7c3aed;
  box-shadow: 0 6px 24px rgba(124,58,237,0.15);
  transform: translateY(-2px);
}
.archive-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
}
.archive-card-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #a78bfa, #7c3aed);
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.archive-card-label {
  flex: 1;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
}
.archive-card-meta {
  color: var(--text-secondary);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.archive-card-actions {
  display: flex;
  gap: 8px;
}
.archive-card-actions button {
  flex: 1;
  padding: 9px 12px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s;
}
.archive-btn-view {
  background: #ede9fe;
  color: #6d28d9;
}
.archive-btn-view:hover { background: #7c3aed; color: white; }
.archive-btn-del {
  background: #fee2e2;
  color: #dc2626;
  flex: 0 0 40px;
  padding: 9px;
}
.archive-btn-del:hover { background: #dc2626; color: white; }

/* نافذة عرض الأرشيف */
.archive-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}
.archive-filters {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

@media (max-width: 768px) {
  .newyear-intro { padding: 16px; gap: 12px; }
  .newyear-intro-icon { width: 40px; height: 40px; font-size: 1.2rem; }
  .newyear-intro h3 { font-size: 1rem; }
  .step-card { padding: 16px; gap: 14px; flex-direction: row; }
  .step-number { width: 38px; height: 38px; font-size: 1.1rem; }
  .step-content h3 { font-size: 0.98rem; }
  .step-content p { font-size: 0.87rem; }
  .checkbox-option { padding: 12px; }
  .archives-grid { grid-template-columns: 1fr; }
  .archive-stats { grid-template-columns: repeat(2, 1fr); }
  .archive-filters { grid-template-columns: 1fr; }
  .nav-items { overflow-x: auto; justify-content: flex-start; padding: 0 8px; }
  .nav-item { min-width: 72px; flex: 0 0 auto; }
}

/* === تاب الإعدادات === */
.settings-count {
  background: #f0f5f2; color: var(--primary); font-weight: 700; font-size: 0.85rem;
  padding: 6px 14px; border-radius: 999px; border: 1px solid var(--border-color);
}
.settings-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.settings-hint { display: block; color: var(--text-muted); font-size: 0.85rem; margin-top: 8px; line-height: 1.6; }
.class-add-row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.class-add-row .form-field { flex: 1; min-width: 120px; margin-bottom: 0; }
.class-add-row .btn-primary-small { height: 52px; }
.classes-groups { margin-top: 18px; display: flex; flex-direction: column; gap: 14px; }
.class-group { border: 1px solid var(--border-color); border-radius: 12px; overflow: hidden; }
.class-group-head {
  display: flex; justify-content: space-between; align-items: center;
  background: #f8faf9; padding: 10px 16px; font-weight: 700; color: var(--primary-dark);
}
.class-group-head small { color: var(--text-muted); font-weight: 500; }
.class-row {
  display: grid; grid-template-columns: 130px 110px 1fr 40px; gap: 10px; align-items: center;
  padding: 8px 16px; border-top: 1px solid var(--border-color);
}
.class-row-name { font-weight: 700; }
.class-row-count { font-size: 0.85rem; color: var(--text-secondary); }
.class-row-count.empty { color: #b45309; }
.class-row input {
  width: 100%; padding: 8px 12px; font-family: inherit; font-size: 0.9rem;
  border: 1px solid var(--border-color); border-radius: 8px;
}
.class-row input:focus { outline: none; border-color: var(--primary); }
.students-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.students-summary .stat-card-value { color: var(--primary); }
.class-counts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.class-count-card {
  border: 1px solid var(--border-color); border-radius: 10px; padding: 10px 12px;
  display: flex; justify-content: space-between; align-items: center; background: white;
}
.class-count-card span { font-weight: 600; font-size: 0.9rem; }
.class-count-card strong { color: var(--primary); font-size: 1.05rem; }
.class-count-card.zero { background: #fffbeb; border-color: #fde68a; }
.class-count-card.zero strong { color: #b45309; }
.class-count-card.unknown { background: #fef2f2; border-color: #fecaca; }
.class-count-card.unknown strong { color: #b91c1c; }
.add-single-student { margin-top: 18px; border-top: 1px dashed var(--border-color); padding-top: 14px; }
.add-single-student summary { cursor: pointer; font-weight: 700; color: var(--primary); }
.report-info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.preview-warning {
  background: #fef3c7; color: #92400e; border-radius: 10px; padding: 12px 14px;
  font-size: 0.9rem; margin-bottom: 14px; line-height: 1.7;
}
#studentsPreviewBody { max-height: 60vh; overflow-y: auto; }
@media (max-width: 768px) {
  .class-row { grid-template-columns: 1fr 1fr 40px; }
  .class-row input { grid-column: 1 / -1; grid-row: 2; }
  .students-summary { grid-template-columns: repeat(3, 1fr); }
  .report-info-grid { grid-template-columns: 1fr; }
  .class-add-row .btn-primary-small { width: 100%; justify-content: center; }
}
/* حالة الحفظ التلقائي لاسم المعلم */
.class-row input { transition: border-color 0.2s, background-color 0.2s; }
.class-row input.dirty { border-color: #f59e0b; }
.class-row input.saving { border-color: #3b82f6; background: #eff6ff; }
.class-row input.saved { border-color: #22c55e; background: #f0fdf4; }
.class-row input.save-error { border-color: #ef4444; background: #fef2f2; }