/* ==========================================================================
   K-Test | KBX Testing System - Material-UI Design System
   ========================================================================== */

:root {
  /* Primary & Secondary Palette */
  --mui-primary: #1976d2;
  --mui-primary-hover: #1565c0;
  --mui-primary-dark: #0d47a1;
  --mui-primary-light: #e3f2fd;
  --mui-primary-contrast: #ffffff;

  --mui-secondary: #9c27b0;
  --mui-secondary-hover: #7b1fa2;
  --mui-secondary-light: #f3e5f5;
  --mui-secondary-contrast: #ffffff;

  /* Semantic Feedback Palette */
  --mui-success: #2e7d32;
  --mui-success-hover: #1b5e20;
  --mui-success-light: #e8f5e9;
  --mui-success-border: #a5d6a7;
  --mui-success-contrast: #ffffff;

  --mui-warning: #ed6c02;
  --mui-warning-hover: #e65100;
  --mui-warning-light: #fff3e0;
  --mui-warning-border: #ffcc80;
  --mui-warning-contrast: #ffffff;

  --mui-error: #d32f2f;
  --mui-error-hover: #c62828;
  --mui-error-light: #ffebee;
  --mui-error-border: #ef9a9a;
  --mui-error-contrast: #ffffff;

  --mui-info: #0288d1;
  --mui-info-hover: #01579b;
  --mui-info-light: #e1f5fe;
  --mui-info-border: #81d4fa;
  --mui-info-contrast: #ffffff;

  /* Test Case Status Colors */
  --status-pass: #2e7d32;
  --status-pass-bg: #e8f5e9;
  --status-pass-text: #1b5e20;
  --status-pass-border: #a5d6a7;

  --status-fail: #d32f2f;
  --status-fail-bg: #ffebee;
  --status-fail-text: #b71c1c;
  --status-fail-border: #ef9a9a;

  --status-onhold: #ed6c02;
  --status-onhold-bg: #fff3e0;
  --status-onhold-text: #e65100;
  --status-onhold-border: #ffcc80;

  --status-skipped: #616161;
  --status-skipped-bg: #f5f5f5;
  --status-skipped-text: #424242;
  --status-skipped-border: #e0e0e0;

  --status-notrun: #1976d2;
  --status-notrun-bg: #e3f2fd;
  --status-notrun-text: #0d47a1;
  --status-notrun-border: #90caf9;

  /* Defect Severity Colors */
  --sev-critical: #c62828;
  --sev-critical-bg: #ffebee;
  --sev-high: #e65100;
  --sev-high-bg: #fff3e0;
  --sev-medium: #f57f17;
  --sev-medium-bg: #fffde7;
  --sev-low: #2e7d32;
  --sev-low-bg: #e8f5e9;

  /* Surface & Background */
  --mui-bg: #f8fafc;
  --mui-surface: #ffffff;
  --mui-surface-variant: #f1f5f9;
  --mui-border: #e2e8f0;
  --mui-border-light: #f1f5f9;
  --mui-border-focus: #1976d2;

  /* Text Colors */
  --mui-text-primary: #0f172a;
  --mui-text-secondary: #64748b;
  --mui-text-tertiary: #94a3b8;
  --mui-text-disabled: #cbd5e1;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-modal: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Dimensions & Spacing */
  --appbar-height: 64px;
  --sidebar-width: 256px;
  --sidebar-collapsed-width: 68px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  height: 100%;
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mui-text-primary);
  background-color: var(--mui-bg);
  -webkit-font-smoothing: antialiased;
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

a {
  color: var(--mui-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--mui-primary-hover);
}

/* Material Symbols Adjustments */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  display: inline-block;
  user-select: none;
  font-size: 20px;
}

.material-symbols-outlined.fill {
  font-variation-settings: 'FILL' 1;
}

/* ==========================================================================
   Application Layout
   ========================================================================== */

.app-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-body-wrapper {
  display: flex;
  flex: 1;
  position: relative;
  min-height: calc(100vh - var(--appbar-height));
}

/* Top App Bar */
.mui-appbar {
  height: var(--appbar-height);
  background-color: var(--mui-surface);
  border-bottom: 1px solid var(--mui-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.appbar-left, .appbar-right, .appbar-center {
  display: flex;
  align-items: center;
  gap: 12px;
}

.appbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--mui-text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.appbar-brand .brand-logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--mui-primary), var(--mui-primary-dark));
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

.brand-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 6px;
  background-color: var(--mui-primary-light);
  color: var(--mui-primary-dark);
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.project-select-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--mui-surface-variant);
  border: 1px solid var(--mui-border);
  padding: 4px 10px;
  border-radius: var(--radius-md);
  margin-left: 12px;
}

.project-select-wrapper label {
  font-size: 0.75rem;
  color: var(--mui-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

.project-select-wrapper select {
  background: transparent;
  border: none;
  outline: none;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--mui-text-primary);
  cursor: pointer;
  max-width: 180px;
}

/* Sidebar Drawer */
.mui-sidebar {
  width: var(--sidebar-width);
  background-color: var(--mui-surface);
  border-right: 1px solid var(--mui-border);
  display: flex;
  flex-direction: column;
  transition: width var(--transition-normal), transform var(--transition-normal);
  z-index: 900;
  flex-shrink: 0;
}

.mui-sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.mui-sidebar.collapsed .sidebar-link-text,
.mui-sidebar.collapsed .sidebar-section-title,
.mui-sidebar.collapsed .sidebar-badge {
  display: none;
}

.mui-sidebar.collapsed .sidebar-link {
  justify-content: center;
  padding: 12px 0;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 16px 12px;
  gap: 4px;
  flex: 1;
}

.sidebar-section-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--mui-text-tertiary);
  padding: 12px 12px 6px;
  letter-spacing: 0.08em;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  color: var(--mui-text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
}

.sidebar-link:hover {
  background-color: var(--mui-surface-variant);
  color: var(--mui-primary);
}

.sidebar-link.active {
  background-color: var(--mui-primary-light);
  color: var(--mui-primary-dark);
  font-weight: 600;
}

.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 6px;
  bottom: 6px;
  width: 4px;
  background-color: var(--mui-primary);
  border-radius: 0 4px 4px 0;
}

.sidebar-badge {
  margin-left: auto;
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background-color: var(--mui-border);
  color: var(--mui-text-secondary);
  font-weight: 600;
}

.sidebar-link.active .sidebar-badge {
  background-color: var(--mui-primary);
  color: #fff;
}

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--mui-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Main Viewport */
.mui-main-content {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  max-width: 1600px;
  width: 100%;
}

.router-view-container {
  min-height: 100%;
}

/* ==========================================================================
   Material Cards & Surfaces
   ========================================================================== */

.mui-card {
  background-color: var(--mui-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--mui-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mui-card:hover {
  box-shadow: var(--shadow-md);
}

.mui-card-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--mui-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mui-card-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--mui-text-primary);
}

.mui-card-body {
  padding: 20px;
  flex: 1;
}

.mui-card-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--mui-border-light);
  background-color: var(--mui-surface-variant);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* KPI Summary Cards */
.kpi-card {
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.kpi-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--mui-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--mui-text-primary);
  line-height: 1.1;
}

.kpi-subtext {
  font-size: 0.78rem;
  color: var(--mui-text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
}

.kpi-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kpi-icon-box.primary { background-color: var(--mui-primary-light); color: var(--mui-primary); }
.kpi-icon-box.success { background-color: var(--mui-success-light); color: var(--mui-success); }
.kpi-icon-box.warning { background-color: var(--mui-warning-light); color: var(--mui-warning); }
.kpi-icon-box.error { background-color: var(--mui-error-light); color: var(--mui-error); }
.kpi-icon-box.info { background-color: var(--mui-info-light); color: var(--mui-info); }
.kpi-icon-box.secondary { background-color: var(--mui-secondary-light); color: var(--mui-secondary); }

/* ==========================================================================
   Buttons & Actions
   ========================================================================== */

.mui-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.mui-btn:disabled, .mui-btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.mui-btn-primary {
  background-color: var(--mui-primary);
  color: var(--mui-primary-contrast);
  box-shadow: 0 2px 4px rgba(25, 118, 210, 0.2);
}
.mui-btn-primary:hover {
  background-color: var(--mui-primary-hover);
  box-shadow: 0 4px 8px rgba(25, 118, 210, 0.3);
}

.mui-btn-secondary {
  background-color: var(--mui-secondary);
  color: var(--mui-secondary-contrast);
}
.mui-btn-secondary:hover {
  background-color: var(--mui-secondary-hover);
}

.mui-btn-success {
  background-color: var(--mui-success);
  color: var(--mui-success-contrast);
}
.mui-btn-success:hover {
  background-color: var(--mui-success-hover);
}

.mui-btn-danger {
  background-color: var(--mui-error);
  color: var(--mui-error-contrast);
}
.mui-btn-danger:hover {
  background-color: var(--mui-error-hover);
}

.mui-btn-outlined {
  background-color: transparent;
  border-color: var(--mui-border);
  color: var(--mui-text-primary);
}
.mui-btn-outlined:hover {
  background-color: var(--mui-surface-variant);
  border-color: var(--mui-text-secondary);
}

.mui-btn-outlined-primary {
  background-color: transparent;
  border-color: var(--mui-primary);
  color: var(--mui-primary);
}
.mui-btn-outlined-primary:hover {
  background-color: var(--mui-primary-light);
}

.mui-btn-text {
  background-color: transparent;
  color: var(--mui-primary);
  padding: 6px 10px;
}
.mui-btn-text:hover {
  background-color: var(--mui-primary-light);
}

.mui-icon-btn {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-full);
  border: none;
  background-color: transparent;
  color: var(--mui-text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.mui-icon-btn:hover {
  background-color: var(--mui-surface-variant);
  color: var(--mui-text-primary);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 12px 24px;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

/* Dropdown Menu Container */
.mui-dropdown {
  position: relative;
  display: inline-block;
}

.mui-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 190px;
  padding: 6px 0;
  z-index: 1200;
  display: none;
  flex-direction: column;
}

.mui-dropdown-menu.show {
  display: flex;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  color: var(--mui-text-primary);
  font-size: 0.88rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: transparent;
  text-align: left;
  width: 100%;
}

.dropdown-item:hover {
  background-color: var(--mui-surface-variant);
  color: var(--mui-primary);
}

.dropdown-divider {
  height: 1px;
  background-color: var(--mui-border);
  margin: 6px 0;
}

/* ==========================================================================
   Chips & Badges
   ========================================================================== */

.mui-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  line-height: 1.2;
  white-space: nowrap;
}

.chip-sm {
  padding: 2px 6px;
  font-size: 0.72rem;
}

.chip-pass {
  background-color: var(--status-pass-bg);
  color: var(--status-pass-text);
  border: 1px solid var(--status-pass-border);
}

.chip-fail {
  background-color: var(--status-fail-bg);
  color: var(--status-fail-text);
  border: 1px solid var(--status-fail-border);
}

.chip-onhold, .chip-on-hold {
  background-color: var(--status-onhold-bg);
  color: var(--status-onhold-text);
  border: 1px solid var(--status-onhold-border);
}

.chip-skipped {
  background-color: var(--status-skipped-bg);
  color: var(--status-skipped-text);
  border: 1px solid var(--status-skipped-border);
}

.chip-notrun, .chip-not-run {
  background-color: var(--status-notrun-bg);
  color: var(--status-notrun-text);
  border: 1px solid var(--status-notrun-border);
}

/* Severity Chips */
.chip-critical {
  background-color: var(--sev-critical-bg);
  color: var(--sev-critical);
  font-weight: 700;
}

.chip-high {
  background-color: var(--sev-high-bg);
  color: var(--sev-high);
}

.chip-medium {
  background-color: var(--sev-medium-bg);
  color: #b78103;
}

.chip-low {
  background-color: var(--sev-low-bg);
  color: var(--sev-low);
}

/* Role Chips */
.chip-admin {
  background-color: #ede7f6;
  color: #5e35b1;
  font-weight: 600;
}

.chip-tester {
  background-color: var(--mui-primary-light);
  color: var(--mui-primary-dark);
  font-weight: 600;
}

.chip-viewer {
  background-color: #f1f5f9;
  color: #475569;
  font-weight: 600;
}

/* ==========================================================================
   Data Tables
   ========================================================================== */

.mui-table-wrapper {
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.mui-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.mui-table th {
  background-color: var(--mui-surface-variant);
  color: var(--mui-text-secondary);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--mui-border);
  white-space: nowrap;
}

.mui-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--mui-border-light);
  color: var(--mui-text-primary);
  vertical-align: middle;
}

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

.mui-table tbody tr {
  transition: background-color var(--transition-fast);
}

.mui-table tbody tr:hover {
  background-color: rgba(241, 245, 249, 0.6);
}

.table-toolbar {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Forms, Inputs & Dialogs
   ========================================================================== */

.mui-form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mui-label {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--mui-text-primary);
}

.mui-label.required::after {
  content: ' *';
  color: var(--mui-error);
}

.mui-input, .mui-select, .mui-textarea {
  font-family: inherit;
  font-size: 0.9rem;
  padding: 9px 13px;
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  background-color: var(--mui-surface);
  color: var(--mui-text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

.mui-input:focus, .mui-select:focus, .mui-textarea:focus {
  border-color: var(--mui-primary);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.15);
}

.mui-textarea {
  min-height: 80px;
  resize: vertical;
}

.mui-search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--mui-surface-variant);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  min-width: 220px;
  transition: all var(--transition-fast);
}

.mui-search-box:focus-within {
  background-color: #fff;
  border-color: var(--mui-primary);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.15);
}

.mui-search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.88rem;
  color: var(--mui-text-primary);
  width: 100%;
}

/* ==========================================================================
   Modals & Drawers
   ========================================================================== */

.mui-modal-container {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.mui-modal-container.show {
  display: flex;
}

.mui-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  animation: fadeIn var(--transition-fast) forwards;
}

.mui-modal-dialog {
  position: relative;
  background-color: var(--mui-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  z-index: 2001;
  animation: modalScaleIn var(--transition-normal) cubic-bezier(0.16, 1, 0.3, 1) forwards;
  overflow: hidden;
}

.mui-modal-dialog.modal-lg { max-width: 850px; }
.mui-modal-dialog.modal-xl { max-width: 1100px; }
.mui-modal-dialog.modal-sm { max-width: 420px; }

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

.mui-modal-header h3 {
  font-size: 1.2rem;
  font-weight: 600;
}

.mui-modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.mui-modal-actions {
  padding: 16px 24px;
  border-top: 1px solid var(--mui-border-light);
  background-color: var(--mui-surface-variant);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

/* Right Slide-over Notification Drawer */
.mui-notifications-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 360px;
  max-width: 90vw;
  background-color: var(--mui-surface);
  box-shadow: var(--shadow-xl);
  border-left: 1px solid var(--mui-border);
  z-index: 1500;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.mui-notifications-drawer.show {
  transform: translateX(0);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.4);
  z-index: 1400;
  display: none;
}

.drawer-backdrop.show {
  display: block;
}

.notif-drawer-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--mui-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.notif-drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.notif-card {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--mui-border);
  background-color: var(--mui-surface);
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.notif-card.unread {
  background-color: var(--mui-primary-light);
  border-color: var(--mui-primary);
}

.notif-card:hover {
  box-shadow: var(--shadow-sm);
}

.notif-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.74rem;
  color: var(--mui-text-tertiary);
}

.notif-msg {
  font-size: 0.86rem;
  color: var(--mui-text-primary);
  line-height: 1.4;
}

/* ==========================================================================
   Toasts & Snackbars
   ========================================================================== */

.mui-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.mui-toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 420px;
  background-color: #1e293b;
  color: #fff;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  animation: toastSlideIn var(--transition-fast) forwards;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.mui-toast.success { background-color: #1b5e20; }
.mui-toast.error { background-color: #b71c1c; }
.mui-toast.warning { background-color: #e65100; }
.mui-toast.info { background-color: #01579b; }

.toast-icon {
  font-size: 22px;
}

.toast-msg {
  flex: 1;
}

/* ==========================================================================
   Tabs & Grids
   ========================================================================== */

.mui-tabs {
  display: flex;
  border-bottom: 1px solid var(--mui-border);
  gap: 24px;
  margin-bottom: 20px;
}

.mui-tab {
  padding: 12px 4px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--mui-text-secondary);
  border: none;
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
}

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

.mui-tab.active {
  color: var(--mui-primary);
  font-weight: 600;
}

.mui-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--mui-primary);
}

/* Grids */
.mui-grid {
  display: grid;
  gap: 20px;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* ==========================================================================
   Interactive Execution Runner & Kanban
   ========================================================================== */

.runner-container {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  height: calc(100vh - var(--appbar-height) - 48px);
}

.runner-sidebar {
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.runner-case-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.runner-case-item {
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--mui-border-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  transition: all var(--transition-fast);
}

.runner-case-item:hover {
  background-color: var(--mui-surface-variant);
}

.runner-case-item.active {
  background-color: var(--mui-primary-light);
  border-color: var(--mui-primary);
  font-weight: 600;
}

.runner-main {
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.step-card {
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  background-color: #fff;
  transition: border-color var(--transition-fast);
}

.step-card.step-pass { border-left: 4px solid var(--status-pass); }
.step-card.step-fail { border-left: 4px solid var(--status-fail); }

/* Timeline & Feed */
.timeline-feed {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  padding-left: 20px;
}

.timeline-feed::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background-color: var(--mui-border);
}

.timeline-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.timeline-dot {
  position: absolute;
  left: -20px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--mui-primary);
  border: 3px solid #fff;
  box-shadow: var(--shadow-sm);
}

/* Empty States & Spinner */
.empty-state-card {
  padding: 48px 24px;
  text-align: center;
  color: var(--mui-text-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.empty-state-card .material-symbols-outlined {
  font-size: 48px;
  color: var(--mui-text-tertiary);
}

.view-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 350px;
  gap: 16px;
  color: var(--mui-text-secondary);
}

.mui-spinner {
  width: 38px;
  height: 38px;
  border: 3px solid var(--mui-border);
  border-top-color: var(--mui-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Animations */
@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalScaleIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Responsive & Print Media Queries
   ========================================================================== */

@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .runner-container { grid-template-columns: 260px 1fr; }
}

@media (max-width: 768px) {
  .grid-cols-4, .grid-cols-3, .grid-cols-2 { grid-template-columns: 1fr; }
  .mui-sidebar {
    position: fixed;
    top: var(--appbar-height);
    bottom: 0;
    left: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
  }
  .mui-sidebar.open-mobile {
    transform: translateX(0);
  }
  .sidebar-backdrop.show {
    display: block;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 850;
  }
  .runner-container {
    grid-template-columns: 1fr;
    height: auto;
  }
/* ==========================================================================
   Kanban Board Styles
   ========================================================================== */

.kanban-board {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 16px;
  min-height: calc(100vh - 270px);
  align-items: flex-start;
}

.kanban-column {
  background-color: var(--mui-surface-variant);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  width: 320px;
  min-width: 300px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 280px);
  transition: all var(--transition-fast);
}

.kanban-column-header {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--mui-border);
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  background-color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
}

.kanban-column-header .column-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kanban-column-header .status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot.new { background-color: var(--mui-primary); }
.status-dot.in-progress { background-color: var(--mui-warning); }
.status-dot.fixed { background-color: var(--mui-secondary); }
.status-dot.to-be-retested { background-color: var(--mui-info); }
.status-dot.closed { background-color: var(--mui-success); }

.kanban-cards-wrapper {
  padding: 12px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  min-height: 100px;
  transition: background-color var(--transition-fast);
}

.kanban-cards-wrapper.drag-over {
  background-color: rgba(25, 118, 210, 0.08);
  border: 2px dashed var(--mui-primary);
  border-radius: var(--radius-md);
}

.kanban-card {
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  box-shadow: var(--shadow-sm);
  cursor: grab;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

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

.kanban-card:active {
  cursor: grabbing;
}

.kanban-card.dragging {
  opacity: 0.4;
  transform: scale(0.98);
}

.kanban-card.sev-critical { border-left: 4px solid var(--sev-critical); }
.kanban-card.sev-high { border-left: 4px solid var(--sev-high); }
.kanban-card.sev-medium { border-left: 4px solid var(--sev-medium); }
.kanban-card.sev-low { border-left: 4px solid var(--sev-low); }

.kanban-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.74rem;
}

.kanban-card-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--mui-text-primary);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kanban-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 6px;
  border-top: 1px solid var(--mui-border-light);
  font-size: 0.76rem;
  color: var(--mui-text-secondary);
}

/* ==========================================================================
   Defect Detail Drawer / Modal
   ========================================================================== */

.defect-detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
}

@media (max-width: 900px) {
  .defect-detail-grid {
    grid-template-columns: 1fr;
  }
}

.defect-status-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 16px;
  background-color: var(--mui-surface-variant);
  border-radius: var(--radius-md);
  border: 1px solid var(--mui-border);
  margin-bottom: 18px;
}

.comment-thread-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.comment-card {
  display: flex;
  gap: 12px;
  background-color: var(--mui-surface);
  border: 1px solid var(--mui-border-light);
  border-radius: var(--radius-md);
  padding: 12px;
}

.comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--mui-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.82rem;
  flex-shrink: 0;
}

.comment-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.comment-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
}

.comment-body {
  font-size: 0.88rem;
  color: var(--mui-text-primary);
  line-height: 1.4;
  white-space: pre-wrap;
}

.attachment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 10px;
}

.attachment-item {
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 8px;
  background-color: var(--mui-surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.attachment-item:hover {
  border-color: var(--mui-primary);
  box-shadow: var(--shadow-sm);
}

.attachment-thumb {
  width: 100%;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--mui-surface-variant);
}

.attachment-name {
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--mui-text-primary);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==========================================================================
   Printable / PDF View Styles
   ========================================================================== */

.printable-report-wrapper {
  background: #ffffff;
  color: #0f172a;
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px;
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  font-size: 13px;
  line-height: 1.5;
}

.print-report-header {
  border-bottom: 2px solid var(--mui-primary);
  padding-bottom: 20px;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.print-org-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.print-org-brand h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--mui-primary);
  letter-spacing: -0.02em;
}

.print-meta-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background-color: var(--mui-surface-variant);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  border: 1px solid var(--mui-border);
}

.print-meta-item label {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--mui-text-secondary);
  display: block;
  margin-bottom: 2px;
}

.print-meta-item span {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--mui-text-primary);
}

.executive-summary-box {
  background-color: #f8fafc;
  border-left: 4px solid var(--mui-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 16px 20px;
  margin-bottom: 24px;
  border-top: 1px solid var(--mui-border-light);
  border-right: 1px solid var(--mui-border-light);
  border-bottom: 1px solid var(--mui-border-light);
}

.executive-summary-box h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--mui-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.signoff-section {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--mui-border);
  page-break-inside: avoid;
}

.signoff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 20px;
}

.signature-box {
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 16px;
  background-color: #fff;
}

.signature-line {
  border-bottom: 1px dashed #94a3b8;
  height: 50px;
  margin-bottom: 8px;
  display: flex;
  align-items: flex-end;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--mui-text-secondary);
}

/* ==========================================================================
   Global Export Center Styles
   ========================================================================== */

.export-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.export-card {
  background: var(--mui-surface);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

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

/* ==========================================================================
   Print Media Query Optimization
   ========================================================================== */

@media print {
  @page {
    margin: 12mm 15mm;
    size: A4 portrait;
  }
  body {
    background: #fff !important;
    color: #000 !important;
    font-size: 11pt !important;
  }
  .mui-appbar,
  .mui-sidebar,
  .mui-toast-container,
  .mui-notifications-drawer,
  .drawer-backdrop,
  .mui-modal-container,
  .no-print,
  #sidebar-backdrop,
  .print-controls-bar,
  button:not(.print-keep) {
    display: none !important;
  }
  .app-body-wrapper {
    min-height: auto !important;
    display: block !important;
  }
  .mui-main-content {
    padding: 0 !important;
    max-width: 100% !important;
    margin: 0 !important;
  }
  .printable-report-wrapper {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    max-width: 100% !important;
    width: 100% !important;
  }
  .mui-card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
    page-break-inside: avoid;
  }
  .mui-table th, .mui-table td {
    padding: 6px 8px !important;
    font-size: 9.5pt !important;
    border-color: #ddd !important;
  }
  .mui-table th {
    background-color: #f1f5f9 !important;
    color: #000 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .signoff-section {
    page-break-inside: avoid !important;
  }
  .chip-pass, .chip-fail, .chip-onhold, .chip-skipped, .chip-notrun, .chip-critical, .chip-high, .chip-medium, .chip-low {
    border: 1px solid #999 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

/* ==========================================================================
   Interactive QA Tooling & Runner Custom Styles
   ========================================================================== */

/* Interactive Tag Chip Input */
.chip-input-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  min-height: 42px;
  padding: 6px 10px;
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  background: var(--mui-surface);
  transition: border-color var(--transition-fast);
}

.chip-input-container:focus-within {
  border-color: var(--mui-primary);
  outline: 2px solid var(--mui-primary-light);
}

.chip-tag-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--mui-primary-light);
  color: var(--mui-primary-dark);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
}

.chip-tag-item .tag-remove-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  color: var(--mui-primary-dark);
  opacity: 0.7;
  padding: 0;
  margin-left: 2px;
}

.chip-tag-item .tag-remove-btn:hover {
  opacity: 1;
}

.chip-input-field {
  flex: 1;
  min-width: 120px;
  border: none;
  outline: none;
  background: transparent;
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--mui-text-primary);
  padding: 4px 0;
}

/* Dynamic Step Editor */
.step-editor-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

.step-editor-row {
  background: var(--mui-surface-variant);
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 14px;
  position: relative;
  transition: all var(--transition-fast);
}

.step-editor-row:hover {
  border-color: var(--mui-primary);
}

.step-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.step-editor-badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--mui-primary);
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
}

.step-editor-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.step-editor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 768px) {
  .step-editor-grid {
    grid-template-columns: 1fr;
  }
}

/* Sequential Workflow Banner */
.sequential-workflow-banner {
  background: linear-gradient(135deg, #1e3a8a, #1e40af);
  color: #ffffff;
  padding: 14px 20px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.25);
  margin-bottom: 16px;
}

.sequential-workflow-banner .seq-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sequential-workflow-banner .seq-badge {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  font-family: 'JetBrains Mono', monospace;
}

.sequential-workflow-banner .seq-title {
  font-weight: 700;
  font-size: 0.96rem;
  letter-spacing: -0.01em;
}

.sequential-workflow-banner .seq-sub {
  font-size: 0.8rem;
  opacity: 0.85;
}

/* Execution Comments Thread */
.comments-thread-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.comment-bubble {
  background: #ffffff;
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-sm);
}

.comment-bubble-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.comment-bubble-user {
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--mui-text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.comment-bubble-time {
  font-size: 0.74rem;
  color: var(--mui-text-tertiary);
}

.comment-bubble-text {
  font-size: 0.86rem;
  color: var(--mui-text-secondary);
  line-height: 1.4;
  white-space: pre-wrap;
}

/* Wizard Steps Indicator */
.wizard-stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  position: relative;
}

.wizard-stepper::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 30px;
  right: 30px;
  height: 2px;
  background: var(--mui-border);
  z-index: 0;
}

.wizard-step-node {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: transparent;
  cursor: pointer;
}

.wizard-step-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--mui-surface-variant);
  border: 2px solid var(--mui-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--mui-text-secondary);
  transition: all var(--transition-fast);
}

.wizard-step-node.active .wizard-step-circle {
  background: var(--mui-primary);
  border-color: var(--mui-primary);
  color: #fff;
  box-shadow: 0 0 0 4px var(--mui-primary-light);
}

.wizard-step-node.completed .wizard-step-circle {
  background: var(--mui-success);
  border-color: var(--mui-success);
  color: #fff;
}

.wizard-step-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--mui-text-secondary);
}

.wizard-step-node.active .wizard-step-label {
  color: var(--mui-primary);
}

/* Visual Import Preview Box */
.import-preview-tree {
  max-height: 280px;
  overflow-y: auto;
  border: 1px solid var(--mui-border);
  border-radius: var(--radius-md);
  background: var(--mui-surface-variant);
  padding: 12px;
}

.preview-suite-node {
  background: #ffffff;
  border: 1px solid var(--mui-border-light);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  overflow: hidden;
}

.preview-suite-header {
  padding: 8px 12px;
  background: #f8fafc;
  font-weight: 600;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--mui-border-light);
}

.preview-case-node {
  padding: 6px 12px;
  font-size: 0.8rem;
  border-bottom: 1px dashed var(--mui-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-case-node:last-child {
  border-bottom: none;
}

/* Progress Segmented Bar */
.segmented-progress-bar {
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--mui-surface-variant);
  display: flex;
  overflow: hidden;
}

.segmented-progress-bar .seg-pass {
  background: var(--status-pass);
}

.segmented-progress-bar .seg-fail {
  background: var(--status-fail);
}

.segmented-progress-bar .seg-onhold {
  background: var(--status-onhold);
}

.segmented-progress-bar .seg-skipped {
  background: var(--status-skipped);
}

.segmented-progress-bar .seg-notrun {
  background: var(--status-notrun-border);
}

/* ==========================================================================
   AI Test Cycle Generator Wizard Styling
   ========================================================================== */

.ai-wizard-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.wizard-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--mui-text-tertiary);
  z-index: 2;
}

.wizard-step.active {
  color: var(--mui-primary);
  font-weight: 700;
}

.wizard-step.completed {
  color: var(--mui-success);
}

.wizard-step .step-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--mui-surface-variant);
  border: 2px solid var(--mui-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.wizard-step.active .step-circle {
  background: var(--mui-primary);
  color: #fff;
  border-color: var(--mui-primary);
  box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.2);
}

.wizard-step.completed .step-circle {
  background: var(--mui-success);
  color: #fff;
  border-color: var(--mui-success);
}

.wizard-step-line {
  flex: 1;
  height: 2px;
  background: var(--mui-border);
  margin: 0 8px -18px;
  z-index: 1;
}

.wizard-step-line.active {
  background: var(--mui-primary);
}

/* Depth Selection Cards */
.depth-card {
  position: relative;
  border: 2px solid var(--mui-border);
  border-radius: var(--radius-lg);
  padding: 16px 14px;
  background: var(--mui-surface);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.depth-card:hover {
  border-color: var(--mui-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.depth-card.selected {
  border-color: var(--mui-primary);
  background: rgba(25, 118, 210, 0.04);
  box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.depth-card .depth-badge {
  position: absolute;
  top: -10px;
  background: var(--mui-primary);
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.depth-card .depth-icon {
  font-size: 24px;
  margin-bottom: 2px;
}

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

.depth-card .depth-subtitle {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--mui-primary);
}

.depth-card .depth-desc {
  font-size: 0.72rem;
  color: var(--mui-text-secondary);
  margin-top: 4px;
  line-height: 1.3;
}

/* AI Orb Loading Spinner */
.ai-orb-spinner {
  position: relative;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mui-primary), #7b1fa2, #0288d1);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: ai-pulse 2s infinite ease-in-out;
  box-shadow: 0 0 24px rgba(123, 31, 162, 0.4);
}

@keyframes ai-pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(123, 31, 162, 0.5);
  }
  70% {
    transform: scale(1.05);
    box-shadow: 0 0 0 16px rgba(123, 31, 162, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(123, 31, 162, 0);
  }
}

.ai-pulse-spin {
  animation: spin 3s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

.chip-status-online {
  color: #2e7d32;
  font-weight: 600;
}

.chip-status-offline {
  color: #d32f2f;
  font-weight: 600;
}