:root {
  --treport-primary: #1e3a8a;
  --treport-primary-light: #3b82f6;
  --treport-success: #10b981;
  --treport-warning: #f59e0b;
  --treport-error: #ef4444;
  --treport-text: #1e293b;
  --treport-muted: #64748b;
  --treport-border: #e2e8f0;
  --treport-bg: #ffffff;
  --treport-card-bg: rgba(255, 255, 255, 0.95);
  --treport-shadow: 0 10px 30px rgba(30, 58, 138, 0.12);
}

body.dark-mode {
  --treport-text: #f1f5f9;
  --treport-muted: #94a3b8;
  --treport-border: rgba(255, 255, 255, 0.15);
  --treport-bg: rgba(15, 23, 42, 0.6);
  --treport-card-bg: rgba(30, 41, 59, 0.9);
  --treport-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

#teacher-report-page {
    padding: 1rem 1.5rem;
    padding-top: 75px;
    min-height: calc(100vh - 80px);
    direction: rtl;
    text-align: right;
}

body:not(.dark-mode) #teacher-report-page {
    background: #f8fafc;
}

#teacher-report-page .treport-section-tabs {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

#teacher-report-page .treport-section-tab {
    flex: 1;
    padding: 0.7rem 1rem;
    border: 1px solid rgba(30, 58, 138, 0.2);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.6);
    color: #1e3a8a;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
}

body.dark-mode #teacher-report-page .treport-section-tab {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: #e0e0e0;
}

#teacher-report-page .treport-section-tab:hover {
    background: rgba(30, 58, 138, 0.1);
    transform: translateY(-1px);
}

#teacher-report-page .treport-section-tab.active {
    background: linear-gradient(135deg, #1e3a8a, #1e40af);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 6px 16px rgba(30, 58, 138, 0.25);
}

#teacher-report-page .treport-section-tab.active i {
    color: #ffffff;
}

@media (max-width: 640px) {
    #teacher-report-page .treport-section-tabs {
        flex-direction: column;
        gap: 0.5rem;
    }
}

#teacher-report-page .treport-container {
  max-width: 1200px;
  margin: 0 auto;
}

#teacher-report-page .treport-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--treport-border);
}

#teacher-report-page .treport-header h1 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--treport-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0;
}

#teacher-report-page .treport-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

#teacher-report-page .treport-meta .meta-chip {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #fff;
  padding: 0.45rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: 0 4px 10px rgba(30, 58, 138, 0.2);
}

#teacher-report-page .treport-meta .meta-chip.secondary {
  background: var(--treport-card-bg);
  color: var(--treport-text);
  border: 1px solid var(--treport-border);
}

#teacher-report-page .treport-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

#teacher-report-page .treport-card {
  background: var(--treport-card-bg);
  border: 1px solid var(--treport-border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--treport-shadow);
  backdrop-filter: blur(10px);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#teacher-report-page .treport-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(30, 58, 138, 0.16);
}

#teacher-report-page .treport-card h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--treport-text);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#teacher-report-page .treport-card h2 i {
  color: var(--treport-primary-light);
}

#teacher-report-page .treport-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
}

#teacher-report-page .treport-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

#teacher-report-page .treport-field.full-width {
  grid-column: 1 / -1;
}

#teacher-report-page .treport-field label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--treport-text);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

#teacher-report-page .treport-field label .hint {
  font-weight: 400;
  color: var(--treport-muted);
  font-size: 0.75rem;
}

#teacher-report-page .treport-field input,
#teacher-report-page .treport-field textarea {
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--treport-border);
  border-radius: 10px;
  font-size: 0.95rem;
  background: var(--treport-bg);
  color: var(--treport-text);
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: 'Cairo', sans-serif;
}

#teacher-report-page .treport-field input:focus,
#teacher-report-page .treport-field textarea:focus {
  outline: none;
  border-color: var(--treport-primary-light);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
}

#teacher-report-page .treport-field input:read-only,
#teacher-report-page .treport-field input:disabled {
  background: #f1f5f9;
  color: var(--treport-muted);
  cursor: not-allowed;
}

body.dark-mode #teacher-report-page .treport-field input:read-only,
body.dark-mode #teacher-report-page .treport-field input:disabled {
  background: rgba(255, 255, 255, 0.08);
}

#teacher-report-page .treport-field input[type="number"] {
  text-align: center;
  font-weight: 700;
}

#teacher-report-page .treport-field textarea {
  min-height: 90px;
  resize: vertical;
}

#teacher-report-page .treport-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 1rem;
  justify-content: flex-start;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

#teacher-report-page .treport-btn {
  padding: 0.75rem 1.75rem;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
}

#teacher-report-page .treport-btn.primary {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #fff;
  box-shadow: 0 6px 16px rgba(30, 58, 138, 0.25);
}

#teacher-report-page .treport-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 58, 138, 0.35);
}

#teacher-report-page .treport-btn.secondary {
  background: var(--treport-card-bg);
  color: var(--treport-text);
  border: 1.5px solid var(--treport-border);
}

#teacher-report-page .treport-btn.secondary:hover {
  border-color: var(--treport-primary-light);
  color: var(--treport-primary);
}

#teacher-report-page .treport-history {
  max-height: 620px;
  overflow-y: auto;
  padding-left: 0.5rem;
}

#teacher-report-page .treport-history-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--treport-muted);
}

#teacher-report-page .treport-history-empty i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

#teacher-report-page .treport-history-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

#teacher-report-page .treport-history-item {
  background: var(--treport-bg);
  border: 1px solid var(--treport-border);
  border-radius: 12px;
  padding: 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  transition: all 0.2s ease;
}

#teacher-report-page .treport-history-item:hover {
  border-color: var(--treport-primary-light);
  transform: translateX(-4px);
}

#teacher-report-page .treport-history-item .date-badge {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.75rem;
  line-height: 1.1;
}

#teacher-report-page .treport-history-item .history-summary {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

#teacher-report-page .treport-history-item .history-summary strong {
  color: var(--treport-text);
  font-size: 0.95rem;
}

#teacher-report-page .treport-history-item .history-summary span {
  color: var(--treport-muted);
  font-size: 0.8rem;
}

#teacher-report-page .treport-history-item .history-actions {
  display: flex;
  gap: 0.4rem;
}

#teacher-report-page .treport-history-item .history-actions button {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

#teacher-report-page .treport-history-item .history-actions .btn-load {
  background: rgba(59, 130, 246, 0.12);
  color: var(--treport-primary);
}

#teacher-report-page .treport-history-item .history-actions .btn-load:hover {
  background: var(--treport-primary);
  color: #fff;
}

#teacher-report-page .treport-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

#teacher-report-page .treport-stat {
  background: linear-gradient(135deg, rgba(30, 58, 138, 0.08), rgba(59, 130, 246, 0.05));
  border: 1px solid var(--treport-border);
  border-radius: 10px;
  padding: 0.65rem;
  text-align: center;
}

#teacher-report-page .treport-stat .stat-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--treport-primary);
}

#teacher-report-page .treport-stat .stat-label {
  font-size: 0.7rem;
  color: var(--treport-muted);
  margin-top: 0.2rem;
}

#teacher-report-page .treport-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  color: var(--treport-muted);
}

@media (max-width: 1024px) {
  #teacher-report-page .treport-grid {
    grid-template-columns: 1fr;
  }

  #teacher-report-page .treport-history {
    max-height: none;
  }
}

@media (max-width: 640px) {
  #teacher-report-page {
    padding: 0.75rem;
  }

  #teacher-report-page .treport-form {
    grid-template-columns: 1fr;
  }

  #teacher-report-page .treport-header h1 {
    font-size: 1.25rem;
  }

  #teacher-report-page .treport-meta {
    width: 100%;
  }

  #teacher-report-page .treport-actions {
    flex-direction: column;
  }

  #teacher-report-page .treport-actions .treport-btn {
    width: 100%;
    justify-content: center;
  }

  #teacher-report-page .treport-history-item {
    grid-template-columns: 1fr;
    text-align: center;
  }

  #teacher-report-page .treport-history-item .date-badge {
    margin: 0 auto;
  }

  #teacher-report-page .treport-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}