/**
 * Utility Seva — Attendance Calculator Stylesheet
 * Strict Compact UI Layout (< 768px desktop screen height compliance)
 * Fully responsive across desktop, tablet, and mobile with Dark Mode support
 */

:root {
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-glow: rgba(79, 70, 229, 0.25);
}

html[data-theme="dark"],
body.dark {
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.18);
  --primary-glow: rgba(99, 102, 241, 0.35);
}

/* ==========================================================================
   1. Header & Navigation (Utility Seva Standard Header Integration)
   ========================================================================== */
.site-header .nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.site-header .theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.site-header .theme-toggle-btn:hover {
  background-color: var(--bg-surface-alt);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.site-header .theme-toggle-btn svg {
  width: 20px;
  height: 20px;
  display: block;
  flex-shrink: 0;
  margin: auto;
  stroke: currentColor;
  stroke-width: 2;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header .theme-toggle-btn .sun-icon {
  display: none;
}

.site-header .theme-toggle-btn .moon-icon {
  display: block;
}

html[data-theme="dark"] .site-header .theme-toggle-btn .sun-icon,
body.dark .site-header .theme-toggle-btn .sun-icon {
  display: block;
  color: #fbbf24;
}

html[data-theme="dark"] .site-header .theme-toggle-btn .moon-icon,
body.dark .site-header .theme-toggle-btn .moon-icon {
  display: none;
}

/* ==========================================================================
   2. Main Layout, Breadcrumbs & Top Bar
   ========================================================================== */
.converter-main {
  padding: 1rem 0 2.5rem;
  background-color: var(--bg-page);
  min-height: calc(100vh - 140px);
}

.converter-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.top-bar-left {
  flex: 1;
}

.breadcrumb-nav-compact {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.breadcrumb-nav-compact a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-nav-compact a:hover {
  color: var(--primary-color);
}

.converter-title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.converter-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.tool-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  background-color: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.25);
  letter-spacing: 0.01em;
}

.converter-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 0.2rem 0 0;
  max-width: 820px;
  line-height: 1.4;
}

/* ==========================================================================
   3. Calculator Mode Switcher & Controls Bar
   ========================================================================== */
.calc-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.calc-tabs-group {
  display: inline-flex;
  background-color: var(--bg-surface-alt, #f1f5f9);
  padding: 4px;
  border-radius: var(--radius-md, 8px);
  border: 1px solid var(--border-color, #e2e8f0);
  gap: 4px;
}

html[data-theme="dark"] .calc-tabs-group,
body.dark .calc-tabs-group {
  background-color: #0f172a;
  border-color: #334155;
}

.calc-tab-btn {
  padding: 0.42rem 0.95rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-sm, 6px);
  border: 1px solid transparent;
  background-color: transparent;
  color: var(--text-secondary, #475569);
  cursor: pointer;
  transition: none;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  user-select: none;
}

.calc-tab-btn svg {
  stroke: currentColor;
  transition: stroke 0.15s ease;
}

.calc-tab-btn:hover:not(.active) {
  color: var(--text-primary, #0f172a);
  background-color: rgba(0, 0, 0, 0.04);
}

html[data-theme="dark"] .calc-tab-btn:hover:not(.active),
body.dark .calc-tab-btn:hover:not(.active) {
  color: #f8fafc;
  background-color: rgba(255, 255, 255, 0.05);
}

/* Distinct active tab state with primary brand background, white text & shadow */
.calc-tab-btn.active,
.calc-tab-btn[aria-selected="true"] {
  background-color: #4f46e5 !important;
  color: #ffffff !important;
  border-color: #4338ca !important;
  box-shadow: 0 1px 4px rgba(79, 70, 229, 0.35) !important;
  font-weight: 700 !important;
  transition: none !important;
}

.calc-tab-btn.active svg,
.calc-tab-btn[aria-selected="true"] svg {
  stroke: #ffffff !important;
}

/* Dark mode active tab state */
html[data-theme="dark"] .calc-tab-btn.active,
body.dark .calc-tab-btn.active,
html[data-theme="dark"] .calc-tab-btn[aria-selected="true"],
body.dark .calc-tab-btn[aria-selected="true"] {
  background-color: #6366f1 !important;
  color: #ffffff !important;
  border-color: #4f46e5 !important;
  box-shadow: 0 1px 6px rgba(99, 102, 241, 0.45) !important;
  transition: none !important;
}

html[data-theme="dark"] .calc-tab-btn.active svg,
body.dark .calc-tab-btn.active svg,
html[data-theme="dark"] .calc-tab-btn[aria-selected="true"] svg,
body.dark .calc-tab-btn[aria-selected="true"] svg {
  stroke: #ffffff !important;
}

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

.btn-ghost-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-ghost-sm:hover {
  background-color: var(--bg-surface-alt);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

/* Alert Notification Banner */
.converter-alert {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  margin-bottom: 0.85rem;
  background-color: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius-md);
  color: #ef4444;
  font-size: 0.8rem;
  font-weight: 500;
  animation: fadeIn 0.2s ease-in-out;
}

.converter-alert svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.converter-alert.alert-warning {
  background-color: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.25);
  color: #f59e0b;
}

.converter-alert.alert-success {
  background-color: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.25);
  color: #10b981;
}

/* ==========================================================================
   4. Main Workspace Grid (Desktop 1366x768 Compact Layout)
   ========================================================================== */
.attendance-workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  gap: 0.85rem;
  align-items: stretch;
}

.attendance-panel-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.95rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  transition: border-color var(--transition-fast);
}

.panel-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.panel-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.panel-title svg {
  width: 17px;
  height: 17px;
  color: var(--primary-color);
  stroke-width: 2.2;
}

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

/* ==========================================================================
   5. Left Panel: Attendance Form & Scenario Calculator
   ========================================================================== */
.attendance-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.form-group-full {
  grid-column: 1 / -1;
}

.attendance-field-label {
  display: block;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
}

.input-with-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.3rem;
}

.input-hint-text {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.attendance-input-lg {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  outline: none;
  box-sizing: border-box;
}

.attendance-input-lg:focus {
  border-color: var(--primary-color);
  background-color: var(--bg-surface);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.attendance-input-lg.input-error {
  border-color: #ef4444;
  background-color: rgba(239, 68, 68, 0.05);
}

/* Target percentage group with preset pills */
.target-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.target-input-row .attendance-input-lg {
  max-width: 120px;
}

.target-presets-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.target-pill-btn {
  padding: 0.35rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface-alt);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.target-pill-btn:hover {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.target-pill-btn.active {
  background-color: rgba(79, 70, 229, 0.15);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

/* Action button bar inside left panel */
.left-actions-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
  margin-bottom: 0.85rem;
}

.btn-calc-primary {
  flex: 1;
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: none;
  background-color: var(--primary-color);
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  transition: all var(--transition-fast);
  box-shadow: 0 1px 3px rgba(79, 70, 229, 0.25);
}

.btn-calc-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-calc-primary svg {
  width: 16px;
  height: 16px;
}

.btn-calc-reset {
  padding: 0.55rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface-alt);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.btn-calc-reset:hover {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

.btn-calc-reset svg {
  width: 15px;
  height: 15px;
}

/* ==========================================================================
   Scenario Projection Box (Left panel lower section)
   ========================================================================== */
.scenario-box {
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-top: auto;
}

.scenario-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.scenario-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.scenario-title svg {
  width: 14px;
  height: 14px;
  color: #f59e0b;
}

.scenario-badge {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  background-color: var(--bg-surface);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.scenario-inputs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-bottom: 0.55rem;
}

.scenario-input-group label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.scenario-input-sm {
  width: 100%;
  padding: 0.35rem 0.55rem;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  outline: none;
  box-sizing: border-box;
}

.scenario-input-sm:focus {
  border-color: var(--primary-color);
}

.scenario-projection-result {
  font-size: 0.75rem;
  padding: 0.45rem 0.65rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-secondary);
  flex-wrap: wrap;
  gap: 0.25rem;
}

.scenario-result-val {
  font-weight: 700;
  color: var(--text-primary);
}

.scenario-result-badge {
  font-weight: 700;
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
}

.scenario-result-badge.badge-success {
  background-color: rgba(16, 185, 129, 0.12);
  color: #10b981;
}

.scenario-result-badge.badge-danger {
  background-color: rgba(239, 68, 68, 0.12);
  color: #ef4444;
}

/* ==========================================================================
   Multi-Subject Mode Table View (Inside Left Panel)
   ========================================================================== */
.multi-subject-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.table-scroll-container {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
}

.attendance-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  text-align: left;
}

.attendance-table th {
  position: sticky;
  top: 0;
  background-color: var(--bg-surface-alt);
  color: var(--text-secondary);
  font-weight: 700;
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--border-color);
  z-index: 2;
  font-size: 0.74rem;
}

.attendance-table td {
  padding: 0.35rem 0.55rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

.attendance-table tr:last-child td {
  border-bottom: none;
}

.attendance-table .tbl-input {
  width: 100%;
  padding: 0.3rem 0.45rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  outline: none;
  box-sizing: border-box;
}

.attendance-table .tbl-input:focus {
  border-color: var(--primary-color);
  background-color: var(--bg-surface);
}

.attendance-table .tbl-input.input-error {
  border-color: #ef4444 !important;
  background-color: rgba(239, 68, 68, 0.08) !important;
  color: #ef4444 !important;
}

.attendance-table .sub-pct-cell {
  font-weight: 700;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.btn-remove-row {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  padding: 0;
  margin: auto;
}

.btn-remove-row:hover:not(:disabled) {
  background-color: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.25);
}

.btn-remove-row:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.table-footer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.4rem;
}

.btn-add-row {
  padding: 0.35rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-color-hover);
  background-color: var(--bg-surface-alt);
  color: var(--primary-color);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.btn-add-row:hover {
  background-color: rgba(79, 70, 229, 0.1);
  border-color: var(--primary-color);
}

.btn-add-row svg {
  width: 14px;
  height: 14px;
}

.combined-stats-bar {
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.combined-stat-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.combined-label {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.74rem;
}

.combined-stats-val {
  font-weight: 800;
  color: var(--text-primary);
  font-size: 0.88rem;
}

.combined-stats-val.highlight-val {
  color: var(--primary-color, #4f46e5);
  font-size: 0.95rem;
}

.btn-sync-combined {
  padding: 0.35rem 0.75rem;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--primary-color, #4f46e5);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
}

.btn-sync-combined:hover {
  background-color: var(--bg-surface-alt);
  border-color: var(--primary-color, #4f46e5);
  transform: translateY(-1px);
}

/* ==========================================================================
   6. Right Panel: Attendance Hero Banner & Smart Predictions
   ========================================================================== */
.right-result-column {
  gap: 0.65rem;
}

.status-pill-badge {
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  background-color: var(--bg-surface-alt);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.status-pill-badge.status-achieved {
  background-color: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border-color: rgba(16, 185, 129, 0.3);
}

.status-pill-badge.status-below {
  background-color: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.3);
}

/* Hero Percentage Result Box */
.hero-attendance-banner {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(16, 185, 129, 0.06) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.attendance-score-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.attendance-score-group {
  display: flex;
  flex-direction: column;
}

.attendance-score-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.attendance-score-val {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-feature-settings: "tnum";
}

.attendance-target-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.target-badge-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.target-badge-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary-color);
}

/* Visual Progress Bar with Target Marker */
.progress-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.progress-track {
  position: relative;
  height: 12px;
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  overflow: visible;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
  width: 0%;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s ease;
}

.progress-fill.fill-danger {
  background: linear-gradient(90deg, #f59e0b 0%, #ef4444 100%);
}

.progress-target-marker {
  position: absolute;
  top: -3px;
  bottom: -3px;
  width: 2px;
  background-color: var(--text-primary);
  border-radius: 1px;
  z-index: 2;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
}

.progress-target-marker::after {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid var(--text-primary);
}

.progress-labels-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   Smart Attendance Prediction Cards (Centerpiece Feature)
   ========================================================================== */
.smart-predictions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.prediction-card {
  border-radius: var(--radius-md);
  padding: 0.7rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface-alt);
  transition: all var(--transition-fast);
}

.prediction-card.card-required {
  border-color: rgba(239, 68, 68, 0.25);
  background-color: rgba(239, 68, 68, 0.04);
}

.prediction-card.card-required.highlight-active {
  border-color: #ef4444;
  background-color: rgba(239, 68, 68, 0.08);
  box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.2);
}

.prediction-card.card-missable {
  border-color: rgba(16, 185, 129, 0.25);
  background-color: rgba(16, 185, 129, 0.04);
}

.prediction-card.card-missable.highlight-active {
  border-color: #10b981;
  background-color: rgba(16, 185, 129, 0.08);
  box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.2);
}

.pred-card-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.card-required .pred-card-header {
  color: #ef4444;
}

.card-missable .pred-card-header {
  color: #10b981;
}

.pred-card-header svg {
  width: 14px;
  height: 14px;
}

.pred-card-hero {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.pred-card-hero span.highlight-number {
  color: var(--primary-color);
  font-size: 1.4rem;
}

.card-required .pred-card-hero span.highlight-number {
  color: #ef4444;
}

.card-missable .pred-card-hero span.highlight-number {
  color: #10b981;
}

.pred-card-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.35;
  margin: 0;
}

/* ==========================================================================
   Key Stats Grid (4 items)
   ========================================================================== */
.attendance-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
}

.stat-item-box {
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.45rem 0.55rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stat-item-box .stat-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.15rem;
  white-space: nowrap;
}

.stat-item-box .stat-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

/* ==========================================================================
   7. Action Buttons Bar & Toast Notification
   ========================================================================== */
.action-buttons-bar {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 0.5rem;
  margin-top: 0.15rem;
}

.btn-action-primary,
.btn-action-secondary,
.btn-action-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

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

.btn-action-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-action-secondary {
  background-color: var(--bg-surface-alt);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-action-secondary:hover:not(:disabled) {
  background-color: var(--bg-surface);
  border-color: var(--border-color-hover);
  transform: translateY(-1px);
}

.btn-action-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}

.btn-action-ghost:hover:not(:disabled) {
  background-color: var(--bg-surface-alt);
  color: var(--text-primary);
}

.btn-action-primary:disabled,
.btn-action-secondary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn-action-primary svg,
.btn-action-secondary svg,
.btn-action-ghost svg {
  width: 15px;
  height: 15px;
}

/* Floating copy feedback toast */
.copy-feedback-toast {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.75rem;
  background-color: #10b981;
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  margin-top: 0.25rem;
  animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   8. Educational Guidance Section (Below Main Workspace)
   ========================================================================== */
.educational-guide-section {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-color);
}

.guide-grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.guide-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

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

.guide-icon {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-md);
  background-color: rgba(79, 70, 229, 0.1);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.guide-icon svg {
  width: 17px;
  height: 17px;
}

.guide-card-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.guide-card p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

.guide-card code {
  font-family: monospace;
  font-size: 0.75rem;
  background-color: var(--bg-surface-alt);
  padding: 0.15rem 0.35rem;
  border-radius: var(--radius-sm);
  color: var(--primary-color);
}

/* ==========================================================================
   9. Dark Mode Refinements
   ========================================================================== */
html[data-theme="dark"] .attendance-panel-card,
body.dark .attendance-panel-card {
  background-color: #1e293b;
  border-color: #334155;
}

html[data-theme="dark"] .hero-attendance-banner,
body.dark .hero-attendance-banner {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(16, 185, 129, 0.08) 100%);
  border-color: #334155;
}

html[data-theme="dark"] .stat-item-box,
body.dark .stat-item-box {
  background-color: #0f172a;
  border-color: #334155;
}

html[data-theme="dark"] .scenario-box,
body.dark .scenario-box {
  background-color: #0f172a;
  border-color: #334155;
}

html[data-theme="dark"] .attendance-input-lg,
body.dark .attendance-input-lg,
html[data-theme="dark"] .scenario-input-sm,
body.dark .scenario-input-sm,
html[data-theme="dark"] .attendance-table .tbl-input,
body.dark .attendance-table .tbl-input {
  background-color: #0f172a;
  border-color: #334155;
  color: #f8fafc;
}

html[data-theme="dark"] .guide-card,
body.dark .guide-card {
  background-color: #1e293b;
  border-color: #334155;
}

/* ==========================================================================
   10. Responsive Media Queries
   ========================================================================== */
@media (max-width: 991px) {
  .attendance-workspace-grid {
    grid-template-columns: 1fr;
  }

  .smart-predictions-grid {
    grid-template-columns: 1fr;
  }

  .guide-grid-3col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .attendance-form-grid {
    grid-template-columns: 1fr;
  }

  .attendance-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .action-buttons-bar {
    grid-template-columns: 1fr;
  }

  .converter-title {
    font-size: 1.15rem;
  }

  .attendance-score-val {
    font-size: 1.75rem;
  }
}