/* 
 * CloudShift Architect Studio v3.3 - Custom Stylesheets
 */

/* --- Fonts & Variables --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  --font-title: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Colors */
  --bg-app: #f8f9fa;
  --bg-surface: #ffffff;
  --bg-input: #f8f9fa;
  --bg-hover: #f1f3f4;
  --border-color: #dadce0;
  --border-hover: #1a73e8;
  
  --color-primary: #1a73e8;      /* Google Blue */
  --color-primary-light: #e8f0fe;
  --color-primary-dark: #1557b0;
  
  --color-success: #34a853;      /* Google Green */
  --color-success-light: #e6f4ea;
  
  --color-warning: #fbbc05;      /* Google Yellow */
  --color-warning-light: #fef7e0;
  
  --color-danger: #ea4335;       /* Google Red */
  --color-danger-light: #fce8e6;

  --color-text-primary: #202124;
  --color-text-secondary: #5f6368;
  --color-text-muted: #80868b;
  --color-text-on-primary: #ffffff;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
  --shadow-md: 0 1px 3px 0 rgba(60,64,67,0.3), 0 4px 8px 3px rgba(60,64,67,0.15);
  --shadow-lg: 0 4px 16px 0 rgba(60,64,67,0.1), 0 8px 32px 0 rgba(60,64,67,0.1);
  --shadow-inset: inset 0 1px 2px 0 rgba(60,64,67,0.15);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  --sidebar-width: 360px;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-app);
  color: var(--color-text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100vh;
  overflow: hidden;
}

/* --- Layout --- */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* --- Header --- */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex: 0 0 auto;
  min-height: 84px;
  padding: 12px 26px;
  background: linear-gradient(110deg, #39414c 0%, #343c47 60%, #303844 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 14px 30px rgba(36, 45, 57, 0.18);
  position: relative;
  z-index: 20;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.brand-mark img {
  width: 52px;
  height: 52px;
  display: block;
  object-fit: contain;

  filter:
    drop-shadow(0 0 6px rgba(180, 235, 255, 0.35))
    drop-shadow(0 6px 14px rgba(0, 0, 0, 0.28));

  transition: transform 0.2s ease, filter 0.2s ease;
}

.brand-mark img:hover {
  transform: translateY(-1px);

  filter:
    drop-shadow(0 0 8px rgba(180, 235, 255, 0.45))
    drop-shadow(0 8px 18px rgba(0, 0, 0, 0.32));
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-title {
  font-family: var(--font-title);
  font-size: 1.45rem;
  line-height: 1.05;
  font-weight: 750;
  letter-spacing: -0.025em;
  color: #f7f9fc;
  white-space: nowrap;
}

.brand-title span {
  color: #a8efc5;
}

.brand-title sup {
  color: #a8efc5;
  font-family: var(--font-body);
  font-size: 0.48em;
  font-weight: 700;
  letter-spacing: 0;
  margin-left: 2px;
  vertical-align: top;
}

.brand-subtitle {
  margin-top: 6px;
  color: #8f9db1;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex: 0 0 auto;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(128, 173, 219, 0.32);
  border-radius: var(--radius-pill);
  background: rgba(75, 98, 122, 0.42);
  color: #e9f1fb;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.015em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius-pill);
  background: #ffffff;
  color: #18202c;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 5px 14px rgba(12, 22, 34, 0.18);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.portfolio-link:hover {
  background: #f3f7fb;
  box-shadow: 0 7px 18px rgba(12, 22, 34, 0.24);
  transform: translateY(-1px);
}

.portfolio-link:focus-visible {
  outline: 3px solid rgba(168, 239, 197, 0.55);
  outline-offset: 3px;
}

.portfolio-arrow {
  font-size: 1rem;
  line-height: 1;
}

@media (max-width: 640px) {
  .app-header {
    align-items: stretch;
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 14px;
  }

  .brand-lockup {
    gap: 12px;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .brand-title {
    font-size: 1.18rem;
  }

  .brand-subtitle {
    margin-top: 4px;
    font-size: 0.65rem;
  }

  .header-actions {
    width: 100%;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .version-badge,
  .portfolio-link {
    min-height: 38px;
  }

  .portfolio-link {
    padding: 0 15px;
  }
}

/* --- Workspace Layout --- */
.app-workspace {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* --- Left Sidebar (Form Inputs) --- */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.02);
}

.sidebar-section {
  padding: 20px;
}

.sidebar-section:not(:last-child) {
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --- Accordion Sidebar Details --- */
.sidebar-accordion {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  background-color: var(--bg-surface);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.sidebar-accordion:hover {
  border-color: var(--color-text-muted);
}

.sidebar-accordion[open] {
  border-color: var(--color-primary);
}

.sidebar-summary {
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  background-color: var(--bg-input);
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  outline: none;
}

.sidebar-summary::-webkit-details-marker {
  display: none;
}

.sidebar-summary::after {
  content: "+";
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.sidebar-accordion[open] .sidebar-summary::after {
  content: "−";
  transform: rotate(180deg);
  color: var(--color-primary);
}

.sidebar-summary-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-accordion-content {
  padding: 16px;
  border-top: 1px solid var(--border-color);
}

/* --- Form Elements --- */
.form-group {
  margin-bottom: 16px;
}

.form-group:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text-secondary);
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-input);
  color: var(--color-text-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
  background-color: var(--bg-surface);
}

/* Checkbox Lists */
.checkbox-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  background-color: var(--bg-input);
}

.checkbox-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 4px 0;
  cursor: pointer;
}

.checkbox-option input[type="checkbox"] {
  width: 15px;
  height: 15px;
  margin-top: 3px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-option span {
  font-size: 0.82rem;
  color: var(--color-text-primary);
}

/* Custom Multi-choice selector (Horizontal Pills) */
.selector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.selector-option {
  position: relative;
}

.selector-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.selector-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
  height: 100%;
}

.selector-card:hover {
  background-color: var(--bg-hover);
  border-color: var(--color-text-muted);
}

.selector-option input[type="radio"]:checked + .selector-card {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 500;
}

.selector-card-title {
  font-size: 0.8rem;
  font-weight: 500;
}

.selector-card-desc {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.selector-option input[type="radio"]:checked + .selector-card .selector-card-desc {
  color: rgba(21, 87, 176, 0.8);
}

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  width: 100%;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-on-primary);
  box-shadow: 0 2px 4px rgba(26, 115, 232, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 4px 8px rgba(26, 115, 232, 0.3);
}

.btn-primary:active {
  transform: translateY(1px);
}

/* --- History Section --- */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.history-card {
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  position: relative;
}

.history-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 4px;
}

.history-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.history-time {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.history-details {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.history-delete-btn {
  position: absolute;
  right: 12px;
  bottom: 10px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), color var(--transition-fast);
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.history-card:hover .history-delete-btn {
  opacity: 1;
}

.history-delete-btn:hover {
  color: var(--color-danger);
  background-color: var(--color-danger-light);
}

.empty-history {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 16px 0;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-app);
}

/* --- Main Content Area --- */
.app-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--bg-app);
}

/* --- Empty Placeholder --- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 40px;
  text-align: center;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  background-color: var(--bg-surface);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.empty-state h2 {
  font-family: var(--font-title);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.empty-state p {
  color: var(--color-text-secondary);
  max-width: 480px;
  margin-bottom: 24px;
  font-size: 1rem;
}

/* --- Loading State --- */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: 40px;
  background-color: var(--bg-surface);
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-primary-light);
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 24px;
}

.loading-text {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  min-height: 24px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* --- Active Dashboard Layout --- */
.dashboard-view {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

/* Tab Bar Navigation */
.tabs-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
}

.tabs-buttons {
  display: flex;
}

.tabs-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 16px 20px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

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

/* Tab Content Display */
.tabs-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Dashboard Widgets & Cards --- */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 1px 2px rgba(60,64,67,0.05);
}

.panel-card:last-child {
  margin-bottom: 0;
}

.panel-card-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.panel-card-title svg {
  color: var(--color-primary);
}

/* --- Workload Sizing --- */
.form-helper-text {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  line-height: 1.45;
}

.input-helper-text {
  display: block;
  margin-top: 5px;
  color: var(--color-text-muted);
  font-size: 0.68rem;
  line-height: 1.35;
}

.sizing-panel {
  grid-column: 1 / -1;
  border-color: rgba(26, 115, 232, 0.22);
  background: linear-gradient(135deg, #ffffff 0%, #f7faff 100%);
}

.discovery-panel,
.assessment-assumptions-panel {
  grid-column: 1 / -1;
}

.discovery-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.discovery-summary-item {
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

.discovery-summary-item dt {
  margin-bottom: 5px;
  color: var(--color-text-secondary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.discovery-summary-item dd {
  margin: 0;
  color: var(--color-text-primary);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.35;
}

.sizing-panel #sizing-disclaimer {
  margin-bottom: 24px;
}

.sizing-basis-block {
  margin-bottom: 14px;
  padding: 16px 18px;
  border: 1px solid rgba(26, 115, 232, 0.14);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.76);
}

.sizing-basis-block .narrative-text {
  margin-bottom: 0;
}

.sizing-summary-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1fr);
  gap: 12px;
  align-items: stretch;
}

.sizing-platform-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px;
  border: 1px solid rgba(26, 115, 232, 0.2);
  border-radius: var(--radius-lg);
  background: var(--color-primary-light);
}

.sizing-label {
  display: block;
  margin-bottom: 6px;
  color: var(--color-text-secondary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.sizing-platform {
  color: var(--color-primary-dark);
  font-family: var(--font-title);
  font-size: 1.55rem;
  line-height: 1.2;
}

.sizing-tier {
  align-self: flex-start;
  margin-top: 10px;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: rgba(26, 115, 232, 0.12);
  color: var(--color-primary-dark);
  font-size: 0.74rem;
  font-weight: 700;
}

.sizing-guidance-section {
  margin-top: 14px;
}

.sizing-guidance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
  margin: 0;
}

.sizing-guidance-item {
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

.sizing-guidance-item dt {
  margin-bottom: 4px;
  color: var(--color-text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
}

.sizing-guidance-item dd {
  margin: 0;
  color: var(--color-text-primary);
  font-size: 0.83rem;
  font-weight: 600;
  line-height: 1.4;
}

.sizing-profile-details {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 18px;
}

.sizing-profile-details li {
  padding-left: 2px;
}

.sizing-profile-details strong {
  color: var(--color-text-secondary);
}

@media (max-width: 900px) {
  .discovery-summary-grid,
  .sizing-summary-grid,
  .sizing-guidance-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Retired Strategy Preview Styles --- */
.platform-strategy-panel {
  grid-column: 1 / -1;
  border-color: rgba(95, 99, 104, 0.22);
}

.platform-strategy-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) 2fr;
  gap: 22px;
}

.platform-primary-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px;
  border: 1px solid rgba(52, 168, 83, 0.22);
  border-radius: var(--radius-lg);
  background: rgba(52, 168, 83, 0.08);
}

.platform-primary-card strong {
  color: #1e6f3a;
  font-family: var(--font-title);
  font-size: 1.55rem;
  line-height: 1.2;
}

.platform-strategy-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.platform-badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.platform-strategy-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
}

.platform-score-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 4px;
}

.platform-score-item {
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-hover);
}

.platform-score-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  color: var(--color-text-primary);
  font-size: 0.78rem;
  font-weight: 700;
}

.platform-score-bar {
  height: 6px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: rgba(26, 115, 232, 0.1);
}

.platform-score-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--color-primary), #34a853);
}

.platform-reasoning {
  margin-top: 4px;
}

@media (max-width: 900px) {
  .platform-strategy-layout,
  .platform-score-list {
    grid-template-columns: 1fr;
  }
}

/* --- Retired Opportunity Preview Styles --- */
.modernization-panel {
  grid-column: 1 / -1;
}

.modernization-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.modernization-metric {
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-hover);
}

.modernization-metric strong {
  display: block;
  color: var(--color-primary-dark);
  font-family: var(--font-title);
  font-size: 1.25rem;
  line-height: 1.1;
}

.modernization-metric span {
  display: block;
  margin-top: 4px;
  color: var(--color-text-secondary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.modernization-interpretation-panel {
  margin: -4px 0 18px;
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

.modernization-interpretation-panel h4 {
  margin: 0 0 10px;
  color: var(--color-text-primary);
  font-family: var(--font-title);
  font-size: 0.92rem;
  font-weight: 700;
}

.modernization-interpretation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}

.modernization-interpretation-grid strong {
  display: block;
  margin-bottom: 3px;
  color: var(--color-primary-dark);
  font-size: 0.78rem;
}

.modernization-interpretation-grid p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.78rem;
  line-height: 1.4;
}

.modernization-interpretation-grid span {
  display: block;
  margin-top: 3px;
  color: var(--color-text-muted);
  font-size: 0.72rem;
}

.modernization-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.modernization-group-title {
  margin: 0 0 10px;
  color: var(--color-text-primary);
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
}

.modernization-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modernization-item {
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
}

.modernization-item-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.modernization-item-header strong {
  color: var(--color-text-primary);
  font-size: 0.95rem;
}

.modernization-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.modernization-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.7rem;
  font-weight: 700;
}

.modernization-badge.platform {
  flex-shrink: 0;
  background: rgba(52, 168, 83, 0.12);
  color: #1e6f3a;
}

.modernization-rationale {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.83rem;
  line-height: 1.45;
}

@media (max-width: 900px) {
  .modernization-summary-grid,
  .modernization-groups,
  .modernization-interpretation-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Recommended Services List --- */
.services-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hybrid-service-category {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hybrid-service-category-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hybrid-service-category-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-item-card {
  display: flex;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  transition: all var(--transition-fast);
}

.service-item-card:hover {
  border-color: var(--color-primary);
  background-color: var(--bg-app);
}

.service-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Colored service categories */
.service-icon-box.compute {
  background-color: var(--color-warning-light);
  color: #b06000;
}
.service-icon-box.database {
  background-color: var(--color-danger-light);
  color: #c5221f;
}
.service-icon-box.storage {
  background-color: rgba(234, 67, 53, 0.08);
  color: #ea4335;
}
.service-icon-box.networking {
  background-color: var(--color-success-light);
  color: #27793d;
}
.service-icon-box.security {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}
.service-icon-box.analytics {
  background-color: rgba(15, 157, 88, 0.1);
  color: #137333;
}

.service-info {
  flex: 1;
}

.service-name-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.service-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.service-category {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

.service-category.compute { background-color: var(--color-warning-light); color: #b06000; }
.service-category.database { background-color: var(--color-danger-light); color: #c5221f; }
.service-category.storage { background-color: rgba(234, 67, 53, 0.08); color: #ea4335; }
.service-category.networking { background-color: var(--color-success-light); color: #27793d; }
.service-category.security { background-color: var(--color-primary-light); color: var(--color-primary-dark); }
.service-category.analytics { background-color: rgba(15, 157, 88, 0.1); color: #137333; }

.service-description {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* --- Recommendations List (Rules) --- */
.bullet-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bullet-list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.9rem;
  color: var(--color-text-primary);
}

.bullet-list li::before {
  content: "•";
  color: var(--color-primary);
  font-weight: bold;
  font-size: 1.4rem;
  position: absolute;
  left: 4px;
  top: -4px;
}

.bullet-list.security-list li::before {
  color: var(--color-primary);
}

.bullet-list.cost-list li::before {
  color: var(--color-success);
}

/* --- Narrative / Text Blocks --- */
.narrative-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.narrative-text strong {
  color: var(--color-text-primary);
}

/* --- Assumptions & Risks UI --- */
.risk-item {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.risk-item:last-child {
  margin-bottom: 0;
}

.risk-item.danger {
  background-color: var(--color-danger-light);
  border: 1px solid rgba(234, 67, 53, 0.2);
  color: #7a150c;
}

.risk-item.warning {
  background-color: var(--color-warning-light);
  border: 1px solid rgba(251, 188, 5, 0.2);
  color: #704f00;
}

.risk-item-icon {
  margin-top: 2px;
  flex-shrink: 0;
}

/* --- Mermaid diagram container --- */
.diagram-container {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  position: relative;
  box-shadow: 0 1px 2px rgba(60,64,67,0.05);
}

.diagram-wrapper {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.mermaid {
  background: transparent !important;
  width: 100%;
  text-align: center;
}

.diagram-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 0;
}

.operations-panel {
  width: min(920px, 92%);
  margin: 0 auto;
  padding: 18px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 1px 2px rgba(60,64,67,0.05);
  text-align: center;
}

.operations-panel-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  letter-spacing: 0;
}

.operations-services {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.operations-service-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid rgba(26, 115, 232, 0.22);
  border-radius: 999px;
  background: #e8f0fe;
  color: #174ea6;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: default;
}

.operations-service-pill svg {
  color: #1a73e8;
  flex-shrink: 0;
}

.mermaid-source-panel {
  margin-bottom: 0;
  text-align: center;
}

.mermaid-source-summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  list-style: none;
}

.mermaid-source-summary::-webkit-details-marker {
  display: none;
}

.mermaid-source-summary:hover {
  color: var(--color-text-primary);
}

.mermaid-source-code {
  margin-top: 12px;
  background-color: var(--bg-hover);
  padding: 12px;
  border-radius: var(--radius-md);
  font-family: monospace;
  font-size: 0.8rem;
  overflow-x: auto;
  max-height: 200px;
  color: var(--color-text-secondary);
  text-align: left;
}

.btn-secondary {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: 8px 16px;
  font-size: 0.8rem;
  width: auto;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
  background-color: var(--bg-hover);
  color: var(--color-text-primary);
  border-color: var(--color-text-muted);
}

/* --- Executive Summary CSS Components --- */
.exec-summary-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  margin-top: 8px;
}

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

.exec-item {
  margin-bottom: 16px;
}

.exec-item:last-child {
  margin-bottom: 0;
}

.exec-label {
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  display: block;
  margin-bottom: 4px;
}

.exec-value {
  font-size: 0.9rem;
  color: var(--color-text-primary);
  line-height: 1.5;
}

.exec-value-bold {
  font-weight: 600;
}

.exec-right-col {
  border-left: 1px solid var(--border-color);
  padding-left: 24px;
}

@media (max-width: 768px) {
  .exec-right-col {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
  }
}

.exec-metrics-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

/* --- Recovery & DR CSS Components --- */
.recovery-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.metric-badge-card {
  background-color: var(--color-primary-light);
  border: 1px solid rgba(26, 115, 232, 0.2);
  border-radius: var(--radius-lg);
  padding: 16px;
  text-align: center;
  box-shadow: 0 1px 2px rgba(60,64,67,0.05);
}

.metric-badge-title {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
}

.metric-badge-value {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}