/* ==========================================================================
   PWA Scan Sheet - Core Styles (RTL, Dark/Light Mode, Mobile/Tablet First)
   ========================================================================== */

:root {
  --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  /* Primary Emerald Palette (Zero Purple) */
  --primary: #059669;
  --primary-hover: #047857;
  --primary-active: #065f46;
  --primary-subtle: #ecfdf5;
  --primary-border: #a7f3d0;
  
  /* Status Colors */
  --score-pass-bg: #ecfdf5;
  --score-pass-text: #065f46;
  --score-pass-border: #10b981;
  --score-fail-bg: #fef2f2;
  --score-fail-text: #991b1b;
  --score-fail-border: #ef4444;

  /* Light Mode Surface Colors */
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --border-subtle: #f1f5f9;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.12);
  
  /* Header & Bar Heights */
  --header-height: 56px;
}

[data-theme="dark"] {
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-active: #047857;
  --primary-subtle: #064e3b;
  --primary-border: #047857;
  
  --score-pass-bg: #064e3b;
  --score-pass-text: #6ee7b7;
  --score-pass-border: #059669;
  --score-fail-bg: #450a0a;
  --score-fail-text: #fca5a5;
  --score-fail-border: #b91c1c;

  /* Dark Mode Surface Colors */
  --bg-body: #0b1120;
  --bg-card: #1e293b;
  --bg-card-subtle: #0f172a;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --border-subtle: #1e293b;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 24px -4px rgba(0, 0, 0, 0.5);
}

/* Thin styled scrollbar across all platforms */
html, * {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--text-muted);
}

/* Base Document */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  direction: rtl;
  text-align: right;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* ==========================================================================
   Desktop Guard (Screen > 1024px and non-touch)
   ========================================================================== */
#desktop-guard-container {
  display: none;
  min-height: 100vh;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background-color: var(--bg-body);
}

.desktop-guard-card {
  max-width: 480px;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 40px 32px;
  box-shadow: var(--shadow-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.desktop-guard-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: #ef4444;
}

.guard-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 22px;
  background: var(--score-fail-bg);
  color: var(--score-fail-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.guard-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--score-fail-bg);
  color: var(--score-fail-text);
  border: 1px solid var(--score-fail-border);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.guard-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #ef4444;
}

.guard-title {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 0 10px 0;
  color: var(--text-main);
}

.guard-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 24px 0;
}

.guard-supported-devices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.guard-device-item {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-main);
}

.guard-device-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--primary-subtle);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.guard-hint-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* Responsive visibility triggers */
@media (min-width: 1025px) and (hover: hover) and (pointer: fine) {
  #desktop-guard-container {
    display: flex !important;
  }
  #mobile-app-container {
    display: none !important;
  }
}

/* ==========================================================================
   Mobile App Layout & Components
   ========================================================================== */
#mobile-app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 16px 80px 16px;
}

/* App Header */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.app-title-group h1 {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0;
  color: var(--text-main);
}

.app-title-group p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.btn-icon:active {
  transform: scale(0.94);
}

/* Scanner Viewport */
.scanner-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  position: relative;
}

.scanner-viewport-wrap {
  position: relative;
  background: #000000;
  min-height: 240px;
  border-radius: 14px;
  margin: 8px;
  overflow: hidden;
}

/* Camera Permission & Notice Overlays */
.scanner-permission-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
  text-align: center;
  background: radial-gradient(circle at center, rgba(16, 185, 129, 0.12), transparent 75%), #050810;
  z-index: 10;
  color: #ffffff;
}

.permission-icon-pulse {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  animation: pulseGreen 2.4s infinite;
}

.permission-icon-pulse.error {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
  animation: pulseRed 2.4s infinite;
}

@keyframes pulseGreen {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  70% { box-shadow: 0 0 0 16px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

@keyframes pulseRed {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  70% { box-shadow: 0 0 0 16px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.permission-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 6px 0;
}

.permission-subtitle {
  font-size: 0.8rem;
  color: #94a3b8;
  max-width: 320px;
  line-height: 1.5;
  margin: 0 0 18px 0;
}

.btn-activate-camera {
  background: linear-gradient(180deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: none;
  border-radius: 12px;
  padding: 10px 22px;
  font-size: 0.88rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.35);
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.btn-activate-camera:active {
  transform: scale(0.96);
}

.btn-activate-camera.error {
  background: linear-gradient(180deg, #ef4444 0%, #dc2626 100%);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
}

#reader {
  width: 100%;
  border: none !important;
}

#reader, #reader * {
  color: #ffffff !important;
}

#reader video {
  border-radius: 10px;
  object-fit: cover !important;
}

/* Clean html5-qrcode overrides */
#reader__scan_region {
  background: transparent !important;
}

#reader__dashboard_section {
  padding: 4px !important;
}

.scanner-overlay-laser {
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 2px;
  background: #34d399;
  box-shadow: 0 0 12px 2px #10b981;
  pointer-events: none;
  animation: laserScan 2.2s infinite ease-in-out alternate;
  z-index: 5;
}

@keyframes laserScan {
  0% { transform: translateY(-70px); opacity: 0.4; }
  100% { transform: translateY(70px); opacity: 0.9; }
}

.scanner-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-card-subtle);
  border-top: 1px solid var(--border-color);
}

.scanner-controls-bar span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Stats Pill Bar */
.stats-summary-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-val {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.stat-lbl {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Class Filter Pills */
.class-filter-container {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 2px 12px 2px;
  margin-bottom: 8px;
  scrollbar-width: none;
}

.class-filter-container::-webkit-scrollbar {
  display: none;
}

.class-pill {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.class-pill.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.25);
}

/* Export & Batch Bar */
.action-buttons-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}

.btn-primary-action {
  background: linear-gradient(180deg, #059669 0%, #047857 100%);
  color: #ffffff;
  border: none;
  border-radius: 12px;
  padding: 11px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 3px 8px rgba(5, 150, 105, 0.2);
  cursor: pointer;
  transition: transform 0.1s ease, filter 0.15s ease;
}

.btn-primary-action:active {
  transform: scale(0.97);
}

.btn-secondary-action {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 11px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.btn-secondary-action:active {
  transform: scale(0.97);
}

/* Results Table Card */
.table-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-card-subtle);
}

.table-card-header h3 {
  font-size: 0.9rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-main);
}

.search-input-wrap {
  position: relative;
  width: 140px;
}

.search-input-wrap input {
  width: 100%;
  padding: 5px 26px 5px 8px;
  font-size: 0.78rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  outline: none;
}

.search-input-wrap svg {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Custom Table Styles */
.custom-table {
  width: 100%;
  margin: 0;
  border-collapse: separate;
  border-spacing: 0;
}

.custom-table th {
  background: var(--bg-card-subtle);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  text-align: right;
  white-space: nowrap;
}

.custom-table td {
  padding: 11px 12px;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  text-align: right;
}

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

/* Score Badges */
.badge-score {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.82rem;
  padding: 4px 10px;
  border-radius: 8px;
  min-width: 58px;
  border: 1px solid transparent;
}

/* >= 10 Green */
.badge-score-pass {
  background-color: var(--score-pass-bg);
  color: var(--score-pass-text);
  border-color: var(--score-pass-border);
}

/* < 10 Red */
.badge-score-fail {
  background-color: var(--score-fail-bg);
  color: var(--score-fail-text);
  border-color: var(--score-fail-border);
}

.student-name-cell {
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.student-time-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: block;
}

.btn-delete-row {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.15s ease;
}

.btn-delete-row:hover,
.btn-delete-row:active {
  color: #ef4444;
}

/* Empty State */
.table-empty-state {
  padding: 40px 16px;
  text-align: center;
  color: var(--text-muted);
}

.table-empty-state svg {
  margin-bottom: 12px;
  opacity: 0.5;
}

/* ==========================================================================
   Toasts & Live Status Alerts (Loved Bottom Pill Style with Spring Animation)
   ========================================================================== */
.toast-notice {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  max-width: 92vw;
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 12px 22px;
  border-radius: 9999px;
  box-shadow: 0 12px 30px -6px rgba(0, 0, 0, 0.2), 0 4px 12px -2px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 700;
  z-index: 1080;
  opacity: 0;
  pointer-events: none;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: transform 0.38s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
  white-space: nowrap;
}

[data-theme="dark"] .toast-notice {
  background: rgba(22, 27, 34, 0.94);
  box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .toast-notice {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 28px -6px rgba(15, 23, 42, 0.16), 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.toast-notice.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Toast Color Themes */
.toast-notice.success {
  border-color: rgba(16, 185, 129, 0.5);
  background: rgba(16, 185, 129, 0.12);
  color: #065f46;
}

[data-theme="dark"] .toast-notice.success {
  color: #34d399;
  background: rgba(18, 34, 28, 0.95);
  border-color: rgba(16, 185, 129, 0.38);
}

.toast-notice.duplicate,
.toast-notice.warning {
  border-color: rgba(245, 158, 11, 0.5);
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

[data-theme="dark"] .toast-notice.duplicate,
[data-theme="dark"] .toast-notice.warning {
  color: #fbbf24;
  background: rgba(36, 28, 18, 0.95);
  border-color: rgba(245, 158, 11, 0.38);
}

.toast-notice.danger,
.toast-notice.error {
  border-color: rgba(239, 68, 68, 0.5);
  background: rgba(239, 68, 68, 0.12);
  color: #991b1b;
}

[data-theme="dark"] .toast-notice.danger,
[data-theme="dark"] .toast-notice.error {
  color: #f87171;
  background: rgba(36, 18, 18, 0.95);
  border-color: rgba(239, 68, 68, 0.38);
}

.toast-notice.info {
  border-color: rgba(14, 165, 233, 0.5);
  background: rgba(14, 165, 233, 0.12);
  color: #0369a1;
}

[data-theme="dark"] .toast-notice.info {
  color: #38bdf8;
  background: rgba(18, 28, 36, 0.95);
  border-color: rgba(14, 165, 233, 0.38);
}

/* ==========================================================================
   Scan Pop-up Confirmation Modal (Enhanced Animations & Tactile Flow)
   ========================================================================== */
.modal.fade .modal-dialog {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform: scale(0.88) translateY(20px);
}

.modal.show .modal-dialog {
  transform: scale(1) translateY(0);
}

.scan-pop-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 22px;
  padding: 24px 20px;
  text-align: center;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .scan-pop-card {
  background: #161b22;
  box-shadow: 0 28px 56px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* Animated Checkmark in Success Popup */
.scan-pop-icon-animated {
  width: 72px;
  height: 72px;
  margin: 0 auto 14px auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(16, 185, 129, 0.12);
  border: 2px solid rgba(16, 185, 129, 0.35);
  animation: pulseSuccessGlow 2s infinite ease-in-out;
}

@keyframes pulseSuccessGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(16, 185, 129, 0);
    transform: scale(1.03);
  }
}

.checkmark-svg {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: block;
  stroke-width: 3.5;
  stroke: #10b981;
  stroke-miterlimit: 10;
}

.checkmark-circle {
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  stroke-width: 3.5;
  stroke: #10b981;
  fill: none;
  animation: checkmarkStroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.checkmark-check {
  transform-origin: 50% 50%;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  stroke-linecap: round;
  stroke-linejoin: round;
  animation: checkmarkStroke 0.4s cubic-bezier(0.65, 0, 0.45, 1) 0.5s forwards;
}

@keyframes checkmarkStroke {
  100% { stroke-dashoffset: 0; }
}

/* Warning / Duplicate Icon */
.scan-pop-icon-warning {
  width: 66px;
  height: 66px;
  margin: 0 auto 14px auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 158, 11, 0.14);
  border: 2px solid rgba(245, 158, 11, 0.4);
  color: #f59e0b;
  animation: pulseWarningGlow 2s infinite ease-in-out;
}

@keyframes pulseWarningGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(245, 158, 11, 0);
  }
}

.scan-pop-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0 0 4px 0;
}

.scan-pop-title.warning {
  color: #f59e0b;
}

.scan-pop-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 16px 0;
}

/* Student Scanned Details Card inside Pop-up */
.scan-pop-info-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 20px;
}

.scan-pop-student-name {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 8px;
}

.scan-pop-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.scan-pop-badge-class {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 4px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
}

.scan-pop-badge-score {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 14px;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.5px;
  direction: ltr;
}

.scan-pop-badge-score.pass {
  background: rgba(16, 185, 129, 0.16);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

[data-theme="dark"] .scan-pop-badge-score.pass {
  background: rgba(16, 185, 129, 0.25);
  color: #34d399;
}

.scan-pop-badge-score.fail {
  background: rgba(239, 68, 68, 0.16);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.4);
}

[data-theme="dark"] .scan-pop-badge-score.fail {
  background: rgba(239, 68, 68, 0.25);
  color: #f87171;
}

/* Action Buttons inside Pop-up */
.scan-pop-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-scan-next {
  width: 100%;
  background: linear-gradient(180deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: none;
  border-radius: 14px;
  padding: 13px 20px;
  font-size: 1.02rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 18px rgba(5, 150, 105, 0.35);
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.15s ease;
}

.btn-scan-next:hover {
  filter: brightness(1.06);
}

.btn-scan-next:active {
  transform: scale(0.96) !important;
}

.btn-scan-resume {
  width: 100%;
  background: linear-gradient(180deg, #f59e0b 0%, #d97706 100%);
  color: #ffffff;
  border: none;
  border-radius: 14px;
  padding: 12px 20px;
  font-size: 0.98rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.btn-scan-resume:active {
  transform: scale(0.96) !important;
}

/* Newly added row flash entrance animation */
@keyframes rowEntranceGlow {
  0% {
    opacity: 0;
    transform: translateY(-10px);
    background-color: rgba(16, 185, 129, 0.32);
  }
  60% {
    opacity: 1;
    transform: translateY(0);
    background-color: rgba(16, 185, 129, 0.18);
  }
  100% {
    background-color: transparent;
  }
}

.table-results tbody tr:first-child {
  animation: rowEntranceGlow 0.85s ease-out forwards;
}

/* Flashlight active effect */
.torch-btn.active {
  background: #fef08a !important;
  color: #854d0e !important;
  border-color: #eab308 !important;
}

/* Class badge in results table */
.class-badge {
  display: inline-block;
  background-color: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
}

/* ==========================================================================
   Styled Modals & Pop-up Dialogs
   ========================================================================== */
.modal {
  direction: rtl;
  text-align: right;
}

.modal-backdrop {
  background-color: rgba(11, 17, 32, 0.75) !important;
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
}

.custom-modal-card {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 16px 20px;
}

.modal-header .modal-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  padding: 14px 20px;
  display: flex;
  gap: 10px;
}

/* Styled Form Controls in Modals & App */
.form-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  background-color: var(--bg-card-subtle) !important;
  color: var(--text-main) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 10px !important;
  padding: 9px 12px !important;
  font-size: 0.88rem !important;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus {
  background-color: var(--bg-card) !important;
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25) !important;
}

.form-control::placeholder {
  color: var(--text-muted) !important;
  opacity: 0.75;
}

.btn-primary-dialog {
  background: linear-gradient(180deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  padding: 9px 18px;
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
  cursor: pointer;
}

.btn-secondary-dialog {
  background: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 9px 16px;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
}

/* Custom Confirmation & Alert Dialog */
.custom-dialog-card {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 28px 22px 22px 22px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.custom-dialog-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  margin: 0 auto 16px auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.custom-dialog-icon-wrap.danger {
  background: var(--score-fail-bg);
  color: var(--score-fail-text);
  border: 1px solid var(--score-fail-border);
}

.custom-dialog-icon-wrap.info {
  background: var(--primary-subtle);
  color: var(--primary);
  border: 1px solid var(--primary-border);
}

.custom-dialog-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 8px 0;
  color: var(--text-main);
}

.custom-dialog-message {
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0 0 22px 0;
}

.custom-dialog-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.btn-dialog-action {
  background: #ef4444;
  color: #ffffff;
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
  transition: transform 0.1s ease;
}

.btn-dialog-action:active {
  transform: scale(0.97);
}

.btn-dialog-action.primary {
  background: var(--primary);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-dialog-cancel {
  background: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s ease;
}

.btn-dialog-cancel:active {
  transform: scale(0.97);
}

/* ==========================================================================
   Dark Mode Contrast Enhancements (Zero Black Text on Dark Backgrounds)
   ========================================================================== */
[data-theme="dark"] .btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

[data-theme="dark"] .class-badge {
  background-color: #1e293b;
  color: #cbd5e1;
  border-color: #334155;
}

[data-theme="dark"] .custom-table th {
  color: #94a3b8 !important;
  background-color: #0f172a !important;
}

[data-theme="dark"] .custom-table td {
  color: #f8fafc !important;
}

[data-theme="dark"] .student-name-cell {
  color: #f8fafc !important;
}

[data-theme="dark"] .form-label {
  color: #e2e8f0 !important;
}

[data-theme="dark"] .form-control {
  background-color: #0f172a !important;
  color: #f8fafc !important;
  border-color: #334155 !important;
}

[data-theme="dark"] .search-input-wrap input {
  background-color: #0f172a !important;
  color: #f8fafc !important;
  border-color: #334155 !important;
}

[data-theme="dark"] .search-input-wrap svg {
  color: #94a3b8 !important;
}

[data-theme="dark"] .class-pill {
  background-color: #1e293b !important;
  color: #94a3b8 !important;
  border-color: #334155 !important;
}

[data-theme="dark"] .class-pill.active {
  background-color: #10b981 !important;
  color: #ffffff !important;
  border-color: #10b981 !important;
}

[data-theme="dark"] .btn-secondary-action {
  background-color: #1e293b !important;
  color: #f8fafc !important;
  border-color: #334155 !important;
}

[data-theme="dark"] .btn-icon {
  background-color: #1e293b !important;
  color: #f8fafc !important;
  border-color: #334155 !important;
}

[data-theme="dark"] .toast-notice {
  background-color: #1e293b !important;
  color: #f8fafc !important;
  border-color: #334155 !important;
}