/* PhonoTrack - 70 Phonogram Mastery Assessment Styles */
@font-face {
  font-family: 'Primer Print';
  src: url('./Fonts/primer.ttf') format('truetype'),
       url('Fonts/primer.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  --primary: #059669;
  --primary-hover: #047857;
  --primary-light: #ecfdf5;
  --primary-dark: #064e3b;
  --primary-focus: rgba(5, 150, 105, 0.25);
  
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-dark: #94a3b8;
  
  --known-bg: #ecfdf5;
  --known-border: #10b981;
  --known-text: #065f46;
  --known-badge: #059669;
  
  --practice-bg: #ffffff;
  --practice-border: #cbd5e1;
  --practice-text: #334155;
  
  --warn-bg: #fffbeb;
  --warn-border: #f59e0b;
  --warn-text: #b45309;

  --danger-bg: #fef2f2;
  --danger-border: #ef4444;
  --danger-text: #b91c1c;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Offline Banner */
.offline-banner {
  background-color: #d97706;
  color: #ffffff;
  padding: 8px 16px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.offline-banner.visible {
  display: flex;
}

/* App Header */
.app-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #059669, #047857);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  font-family: Georgia, serif;
  box-shadow: var(--shadow-sm);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brand-subtitle {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Student Profile Selector Bar */
.profile-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.student-select-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.student-select {
  appearance: none;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 8px 36px 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  min-width: 180px;
  transition: all 0.2s ease;
}

.student-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-focus);
}

.select-arrow {
  position: absolute;
  right: 12px;
  pointer-events: none;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Global Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  min-height: 38px;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: #ffffff;
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--border-dark);
}

.btn-outline-primary {
  background-color: transparent;
  border-color: var(--primary);
  color: var(--primary);
}

.btn-outline-primary:hover {
  background-color: var(--primary-light);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.8125rem;
  min-height: 30px;
}

.btn-icon-only {
  padding: 8px;
  min-width: 38px;
}

/* Header Utilities */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* Main App Navigation Tabs */
.nav-tabs-wrapper {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.nav-tabs {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 4px;
  padding: 0 20px;
  overflow-x: auto;
}

.nav-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text-primary);
}

.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Main Container */
.main-content {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 20px 80px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Top Banner / Student Snapshot Bar */
.student-snapshot-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.snapshot-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.snapshot-name {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.snapshot-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.snapshot-metrics {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.metric-pill {
  background-color: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 6px 14px;
  text-align: center;
}

.metric-pill-val {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-pill-val.green {
  color: var(--primary);
}

.metric-pill-label {
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* ========================================================
   Assessment View Styling
   ======================================================== */
.assessment-control-panel {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.form-group-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 0.875rem;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  outline: none;
  font-family: inherit;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-focus);
}

.quick-actions-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px dashed var(--border-light);
}

.quick-actions-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 4px;
}

/* Lesson Cards Container & Sections */
.lessons-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.lesson-section {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 18px 20px 22px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.lesson-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

.lesson-title-area {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lesson-badge {
  background: var(--bg-subtle);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.lesson-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
}

.lesson-score-chip {
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  background-color: var(--bg-subtle);
  color: var(--text-muted);
}

.lesson-score-chip.full {
  background-color: var(--primary-light);
  color: var(--primary);
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 14px;
}

/* Interactive Phonogram Card */
.phono-card {
  position: relative;
  background-color: var(--practice-bg);
  border: 2px solid var(--practice-border);
  border-radius: var(--radius-lg);
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  min-height: 148px;
  cursor: pointer;
  user-select: none;
  transition: all 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.phono-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-dark);
}

.phono-card:active {
  transform: scale(0.98);
}

.phono-card:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.phono-card.known {
  background-color: var(--known-bg);
  border-color: var(--known-border);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

.phono-card.known:hover {
  border-color: var(--primary-hover);
}

.card-top-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-status-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.15s ease;
}

.phono-card.known .card-status-badge {
  background-color: var(--known-badge);
  color: #ffffff;
}

.phono-card:not(.known) .card-status-badge {
  background-color: var(--bg-subtle);
  color: var(--text-muted);
}

.card-sound-icon {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 3px;
  border-radius: 4px;
  font-size: 0.8125rem;
  transition: color 0.15s;
}

.card-sound-icon:hover {
  color: var(--primary);
}

.card-letter {
  font-size: 2.75rem;
  font-weight: normal;
  font-family: 'Primer Print', cursive, sans-serif;
  line-height: 1.1;
  margin: 6px 0;
  color: var(--text-primary);
  letter-spacing: 0;
  transition: color 0.15s ease;
}

.phono-card.known .card-letter {
  color: var(--primary-dark);
}

.card-sounds-text {
  font-size: 0.78125rem;
  line-height: 1.3;
  color: var(--text-secondary);
  font-weight: 500;
  word-break: break-word;
  max-width: 100%;
}

.phono-card.known .card-sounds-text {
  color: var(--known-text);
}

/* Session Save Box / Notes Area */
.assessment-footer-box {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-top: 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.assessment-notes-textarea {
  width: 100%;
  min-height: 80px;
  padding: 10px 14px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-primary);
  background-color: var(--bg-subtle);
  outline: none;
  resize: vertical;
}

.assessment-notes-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-focus);
}

.assessment-save-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.live-score-summary {
  display: flex;
  align-items: center;
  gap: 12px;
}

.live-score-big {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.live-score-sub {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ========================================================
   Analytics & Mastery View
   ======================================================== */
.mastery-meter-card {
  background: linear-gradient(135deg, #ffffff, #f0fdf4);
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.meter-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.meter-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.meter-score {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
}

.meter-score small {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.mastery-progress-bar-container {
  width: 100%;
  height: 20px;
  background-color: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
}

.mastery-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #10b981, #059669);
  border-radius: 9999px;
  transition: width 0.5s ease-out;
}

.meter-sub-stats {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Stats Row */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.stat-card-title {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.stat-card-value {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--text-primary);
}

.stat-card-value.primary {
  color: var(--primary);
}

.stat-card-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Chart Card */
.chart-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 10px;
}

.chart-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.chart-canvas-wrapper {
  position: relative;
  width: 100%;
  height: 320px;
}

/* Inventory Breakdown Section */
.inventory-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.inventory-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.inventory-tabs {
  display: flex;
  gap: 6px;
  background-color: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-md);
}

.inv-tab-btn {
  border: none;
  background: none;
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.inv-tab-btn.active {
  background-color: #ffffff;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.phonogram-pills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 80px;
  padding-top: 8px;
}

.phono-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}

.phono-pill .pill-letter {
  font-family: Georgia, serif;
  font-size: 1.0625rem;
  font-weight: 700;
}

.phono-pill.mastered {
  background-color: var(--known-bg);
  border-color: #a7f3d0;
  color: var(--known-text);
}

.phono-pill.practice {
  background-color: var(--warn-bg);
  border-color: #fde68a;
  color: var(--warn-text);
}

.phono-pill.untaught {
  background-color: var(--bg-subtle);
  border-color: var(--border-light);
  color: var(--text-muted);
}

/* ========================================================
   Session History View
   ======================================================== */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.history-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s ease;
}

.history-card:hover {
  border-color: var(--border-medium);
}

.history-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.history-date {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.history-score-badge {
  font-size: 0.875rem;
  font-weight: 700;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  padding: 4px 12px;
  border-radius: 9999px;
  border: 1px solid #a7f3d0;
}

.history-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.history-notes {
  font-size: 0.875rem;
  color: var(--text-secondary);
  background-color: var(--bg-subtle);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--primary);
  font-style: italic;
}

.history-card-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-light);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 2px dashed var(--border-medium);
}

.empty-state-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.empty-state-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.empty-state-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 400px;
  margin: 0 auto 16px;
}

/* ========================================================
   Modals
   ======================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-overlay.open {
  display: flex;
}

.modal-dialog {
  background-color: #ffffff;
  border-radius: var(--radius-xl);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  animation: modalFadeIn 0.2s ease-out;
}

.modal-dialog.large {
  max-width: 880px;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border-light);
  background-color: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

/* Student Profile Modal List */
.student-manage-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.student-manage-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background-color: #ffffff;
}

.student-item-info {
  display: flex;
  flex-direction: column;
}

.student-item-name {
  font-weight: 700;
  font-size: 0.9375rem;
}

.student-item-sub {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.student-item-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Retrospective Edit Cards Grid */
.retro-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
  max-height: 380px;
  overflow-y: auto;
  padding: 4px;
}

.retro-card {
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 8px;
  text-align: center;
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
  background-color: #ffffff;
}

.retro-card:hover {
  border-color: var(--border-dark);
}

.retro-card:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.retro-card.known {
  background-color: var(--known-bg);
  border-color: var(--known-border);
  color: var(--known-text);
}

.retro-card .retro-letter {
  font-family: 'Primer Print', cursive, sans-serif;
  font-size: 1.625rem;
  font-weight: normal;
}

.retro-card .retro-status {
  font-size: 0.6875rem;
  font-weight: 600;
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background-color: #0f172a;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: toastIn 0.25s ease-out;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================================
   Print Stylesheet (@media print)
   Uncluttered 1-Page Summary for Parents
   ======================================================== */
.print-only {
  display: none;
}

@media print {
  body {
    background-color: #ffffff;
    color: #000000;
    font-size: 11pt;
  }

  .app-header,
  .nav-tabs-wrapper,
  .assessment-control-panel,
  .assessment-footer-box,
  .btn,
  .header-actions,
  .profile-bar,
  .quick-actions-bar,
  .history-card-actions,
  .offline-banner,
  .modal-overlay,
  .toast-container {
    display: none !important;
  }

  .main-content {
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .tab-pane {
    display: block !important;
  }

  #view-assessment,
  #view-history {
    display: none !important;
  }

  #view-analytics {
    display: block !important;
  }

  .print-only {
    display: block;
  }

  .print-letterhead {
    border-bottom: 2px solid #059669;
    padding-bottom: 12px;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
  }

  .print-title {
    font-size: 20pt;
    font-weight: 800;
    color: #064e3b;
  }

  .print-subtitle {
    font-size: 10pt;
    color: #475569;
  }

  .mastery-meter-card {
    border: 1px solid #059669;
    padding: 14px;
    margin-bottom: 16px;
    background: none;
  }

  .chart-card {
    border: 1px solid #cbd5e1;
    page-break-inside: avoid;
    padding: 12px;
    margin-bottom: 16px;
  }

  .chart-canvas-wrapper {
    height: 220px !important;
  }

  .inventory-card {
    border: 1px solid #cbd5e1;
    page-break-inside: avoid;
    padding: 12px;
  }

  .print-signature-box {
    margin-top: 24px;
    display: flex;
    justify-content: space-between;
    page-break-inside: avoid;
  }

  .sig-line {
    border-top: 1px solid #94a3b8;
    width: 200px;
    padding-top: 4px;
    font-size: 9pt;
    color: #475569;
    text-align: center;
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    align-items: stretch;
  }

  .brand-section {
    justify-content: space-between;
  }

  .header-actions {
    justify-content: space-between;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .phono-card {
    min-height: 130px;
    padding: 12px 8px;
  }

  .card-letter {
    font-size: 1.875rem;
  }

  .control-row {
    flex-direction: column;
    align-items: stretch;
  }

  .assessment-save-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .cards-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }
}