/* ===== STUDENT REPORTS TOOL SPECIFIC STYLES ===== */

/* ---- Wizard Shell ---------------------------------------- */
.sr-wizard-shell {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ---- Step Progress Bar ----------------------------------- */
.sr-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    padding: 20px 10px 16px;
    background: #fff;
    border-radius: 12px 12px 0 0;
    border: 1px solid #e0e0e0;
    border-bottom: none;
    flex-wrap: wrap;
}

.sr-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    flex: 1;
    min-width: 80px;
    max-width: 140px;
}

.sr-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 18px;
    left: calc(50% + 20px);
    right: calc(-50% + 20px);
    height: 2px;
    background: #ddd;
    transition: background 0.4s;
    z-index: 0;
}

.sr-step.done:not(:last-child)::after,
.sr-step.active:not(:last-child)::after {
    background: #4CAF50;
}

.sr-step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid #ddd;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: #aaa;
    transition: all 0.3s;
    z-index: 1;
    position: relative;
}

.sr-step.active .sr-step-circle {
    border-color: #4CAF50;
    background: #4CAF50;
    color: #fff;
    box-shadow: 0 0 0 4px rgba(76,175,80,0.15);
}

.sr-step.done .sr-step-circle {
    border-color: #388E3C;
    background: #388E3C;
    color: #fff;
}

.sr-step-label {
    font-size: 11px;
    color: #aaa;
    margin-top: 5px;
    text-align: center;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.sr-step.active .sr-step-label { color: #4CAF50; }
.sr-step.done .sr-step-label   { color: #388E3C; }

/* ---- Step Panels ----------------------------------------- */
.sr-panel {
    display: none;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-top: none;
    border-radius: 0 0 12px 12px;
    padding: 28px 28px 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    animation: sr-fade-in 0.3s ease;
}

.sr-panel.active { display: block; }

@keyframes sr-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sr-panel-title {
    margin: 0 0 6px;
    font-size: 18px;
    font-weight: 800;
    color: #333;
}

.sr-panel-sub {
    margin: 0 0 22px;
    color: #888;
    font-size: 13px;
    line-height: 1.55;
}

/* ---- Navigation Buttons ---------------------------------- */
.sr-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 26px;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
}

.sr-nav-generate { border-top: none; padding-top: 10px; }

.sr-btn {
    padding: 10px 22px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: inherit;
}

.sr-btn-back  { background: #f0f0f0; color: #555; }
.sr-btn-back:hover { background: #e0e0e0; }

.sr-btn-next {
    background: linear-gradient(135deg, #4CAF50, #66BB6A);
    color: #fff;
    box-shadow: 0 4px 12px rgba(76,175,80,0.3);
}
.sr-btn-next:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(76,175,80,0.4); }

.sr-btn-process {
    background: linear-gradient(135deg, #4CAF50, #66BB6A);
    color: #fff;
    box-shadow: 0 4px 12px rgba(76,175,80,0.3);
    margin-top: 12px;
    width: 100%;
    justify-content: center;
    font-size: 15px;
    padding: 12px 20px;
}
.sr-btn-process:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(76,175,80,0.4); }

.sr-btn-generate {
    background: linear-gradient(135deg, #4CAF50, #66BB6A);
    color: #fff;
    box-shadow: 0 4px 16px rgba(76,175,80,0.35);
    font-size: 17px;
    padding: 14px 36px;
}
.sr-btn-generate:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(76,175,80,0.45); }
.sr-btn-generate:disabled { opacity: 0.55; cursor: not-allowed; transform: none !important; }

/* ---- Settings Grid --------------------------------------- */
.sr-settings-grid { display: flex; flex-direction: column; gap: 18px; }

.sr-field { display: flex; flex-direction: column; gap: 6px; }

.sr-label {
    font-size: 13px;
    font-weight: 700;
    color: #333;
}

.sr-label-hint {
    font-weight: 400;
    color: #999;
    font-size: 12px;
}

/* ---- Input Method Cards ---------------------------------- */
.sr-input-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.sr-input-card {
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    padding: 18px 14px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s;
    background: #fafafa;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.sr-input-card:hover {
    border-color: #4CAF50;
    background: #f2fbf3;
    transform: translateY(-2px);
}

.sr-input-card.selected {
    border-color: #4CAF50;
    background: #f0faf1;
    box-shadow: 0 0 0 3px rgba(76,175,80,0.15);
}

.sr-input-card-icon  { font-size: 30px; line-height: 1; margin-bottom: 4px; }
.sr-input-card-title { font-weight: 700; font-size: 14px; color: #333; }
.sr-input-card-desc  { font-size: 12px; color: #777; line-height: 1.4; }

.sr-input-card-badge {
    display: inline-block;
    margin-top: 6px;
    padding: 2px 8px;
    background: #4CAF50;
    color: #fff;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* ---- Input Sub-panels ------------------------------------ */
.sr-input-panel { display: none; animation: sr-fade-in 0.25s ease; }
.sr-input-panel.active { display: block; }

/* ---- Teacher Notes hint block ---------------------------- */
.sr-notes-hint {
    background: #f8fff8;
    border: 1px solid #c8e6c9;
    border-radius: 10px;
    padding: 18px 20px;
    margin-bottom: 14px;
    font-size: 13px;
    color: #444;
    line-height: 1.6;
}

.sr-notes-hint h4 {
    margin: 0 0 8px;
    font-size: 14px;
    font-weight: 700;
    color: #2e7d32;
}

.sr-notes-hint ul {
    margin: 8px 0 10px;
    padding-left: 20px;
}

.sr-notes-hint li { margin-bottom: 3px; }

.sr-notes-example-label {
    font-weight: 700;
    color: #555;
    margin: 10px 0 6px !important;
}

.sr-notes-example {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 12px;
    font-family: 'Courier New', monospace;
    color: #555;
    white-space: pre-wrap;
    line-height: 1.6;
    margin-bottom: 10px;
}

.sr-notes-textarea { width: 100%; box-sizing: border-box; }

/* ---- Manual hint ----------------------------------------- */
.sr-manual-hint {
    background: #f8f8fb;
    border: 1px solid #e0e0f0;
    border-radius: 10px;
    padding: 14px 18px;
    font-size: 13px;
    color: #555;
    margin-bottom: 14px;
}

/* ---- Upload layout --------------------------------------- */
.sr-upload-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}

.sr-upload-hint { font-size: 13px; color: #555; line-height: 1.6; }
.sr-upload-hint h4 { margin: 0 0 8px; font-size: 14px; font-weight: 700; color: #333; }
.sr-upload-hint ul { padding-left: 18px; margin: 8px 0; }
.sr-upload-hint li { margin-bottom: 5px; }

/* ---- Generate summary grid ------------------------------- */
.sr-generate-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
}

.sr-summary-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f8f8fb;
    border: 1px solid #e8e8f0;
    border-radius: 10px;
    padding: 14px 16px;
}

.sr-summary-icon { font-size: 20px; flex-shrink: 0; }

.sr-summary-value {
    font-size: 13px;
    font-weight: 600;
    color: #333;
}

.sr-generate-actions {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

/* ---- Responsive ------------------------------------------ */
@media (max-width: 768px) {
    .sr-panel { padding: 20px 16px 18px; }
    .sr-input-cards { grid-template-columns: 1fr; }
    .sr-upload-layout { grid-template-columns: 1fr; }
    .sr-generate-summary { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .sr-steps { padding: 14px 6px 10px; }
    .sr-step-label { font-size: 9px; }
}

/* ---- Presentation CSS nudge (keep existing pptw intact) -- */
.pptw-wizard-shell + .sr-wizard-shell { margin-top: 0; }

/* Modern Form Sections */
.modern-form-section {
  margin-bottom: var(--space-8);
  padding: var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
}

.modern-section-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--gray-800);
  margin: 0 0 var(--space-5) 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Modern Form Rows */
.modern-form-row {
  display: grid;
  gap: var(--space-4);
}

/* Modern Slider */
.modern-slider-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.modern-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  outline: none;
  transition: background var(--transition-base);
}

.modern-slider:hover {
  background: var(--gray-300);
}

.modern-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-500);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.modern-slider::-webkit-slider-thumb:hover {
  background: var(--primary-600);
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.modern-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-500);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.modern-slider::-moz-range-thumb:hover {
  background: var(--primary-600);
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

.modern-slider-value {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-600);
  text-align: center;
}

/* Modern Instructions */
.modern-instructions {
  background: linear-gradient(135deg, var(--primary-50), var(--secondary-50));
  border: 1px solid var(--primary-200);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.modern-instructions-header {
  margin-bottom: var(--space-4);
}

.modern-instructions-header h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--primary-700);
  margin: 0 0 var(--space-2) 0;
}

.modern-instructions-header p {
  color: var(--gray-600);
  margin: 0;
  line-height: 1.5;
}

.modern-format-example {
  background: var(--gray-800);
  color: var(--gray-100);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-family: var(--font-family-mono);
  font-size: var(--text-sm);
  margin: var(--space-4) 0;
  overflow-x: auto;
}

.modern-instructions-details {
  margin-top: var(--space-4);
}

.modern-instructions-details h4 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--gray-700);
  margin: 0 0 var(--space-3) 0;
}

.modern-instructions-details p {
  color: var(--gray-600);
  margin: 0 0 var(--space-3) 0;
  line-height: 1.5;
}

.modern-instructions-details ul {
  margin: 0 0 var(--space-3) 0;
  padding-left: var(--space-5);
}

.modern-instructions-details li {
  color: var(--gray-600);
  margin-bottom: var(--space-1);
  line-height: 1.5;
}

.modern-instructions-details strong {
  color: var(--gray-700);
  font-weight: 600;
}

/* Template Download */
.modern-template-download {
  margin: var(--space-4) 0;
}

.modern-template-download .modern-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

/* File Preview */
.modern-file-preview {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-top: var(--space-3);
}

.file-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.file-name {
  font-weight: 500;
  color: var(--gray-700);
  flex: 1;
}

.file-size {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

/* Form Actions */
.modern-form-actions {
  display: flex;
  justify-content: flex-end;
  padding-top: var(--space-6);
  border-top: 1px solid var(--gray-200);
  margin-top: var(--space-6);
}

/* Button Loading States */
.modern-btn-loading-text {
  display: none;
}

.modern-btn:disabled .modern-btn-content {
  opacity: 0.7;
}

.modern-btn:disabled .modern-spinner {
  display: inline-block !important;
}

.modern-btn:disabled .modern-btn-text {
  display: none;
}

.modern-btn:disabled .modern-btn-loading-text {
  display: inline !important;
}

/* Checkbox Styling */
.modern-form-checkbox {
  width: auto;
  margin-right: var(--space-2);
  cursor: pointer;
}

.modern-form-label input[type="checkbox"] {
  width: auto;
  margin-right: var(--space-2);
}

/* Responsive Design */
@media (max-width: 768px) {
  .modern-form-row[style*="grid-template-columns: 2fr 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  
  .modern-form-row[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  
  .modern-form-actions {
    justify-content: stretch;
  }
  
  .modern-btn {
    width: 100%;
  }
}

/* Animation Enhancements */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modern-form-section {
  animation: slideDown 0.3s ease-out;
}

/* Focus States */
.modern-form-input:focus,
.modern-form-select:focus,
.modern-form-textarea:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px var(--primary-100);
  background: var(--primary-50);
}

/* Error States */
.modern-form-input.error,
.modern-form-select.error,
.modern-form-textarea.error {
  border-color: var(--error-400);
  background: var(--error-50);
}

.modern-form-input.error:focus,
.modern-form-select.error:focus,
.modern-form-textarea.error:focus {
  box-shadow: 0 0 0 3px var(--error-100);
}

/* Success States */
.modern-form-input.success,
.modern-form-select.success,
.modern-form-textarea.success {
  border-color: var(--success-400);
  background: var(--success-50);
}

.modern-form-input.success:focus,
.modern-form-select.success:focus,
.modern-form-textarea.success:focus {
  box-shadow: 0 0 0 3px var(--success-100);
}

/* Tooltips */
.modern-tooltip {
  position: relative;
  display: inline-block;
}

.modern-tooltip .modern-tooltip-text {
  visibility: hidden;
  width: 200px;
  background-color: var(--gray-800);
  color: var(--gray-100);
  text-align: center;
  border-radius: var(--radius-lg);
  padding: var(--space-2) var(--space-3);
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -100px;
  opacity: 0;
  transition: opacity var(--transition-base);
  font-size: var(--text-xs);
  line-height: 1.4;
}

.modern-tooltip:hover .modern-tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Progress Indicators */
.modern-progress-bar {
  width: 100%;
  height: 8px;
  background-color: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--space-4) 0;
}

.modern-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
  width: 0%;
}

/* Status Messages */
.modern-status-message {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  margin: var(--space-4) 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
}

.modern-status-message.success {
  background: var(--success-50);
  border: 1px solid var(--success-200);
  color: var(--success-700);
}

.modern-status-message.error {
  background: var(--error-50);
  border: 1px solid var(--error-200);
  color: var(--error-700);
}

.modern-status-message.warning {
  background: var(--warning-50);
  border: 1px solid var(--warning-200);
  color: var(--warning-700);
}

.modern-status-message.info {
  background: var(--primary-50);
  border: 1px solid var(--primary-200);
  color: var(--primary-700);
}