/* ============================================================
   RetirePlanCalc.com — Global Stylesheet
   Primary: #059669 | Last reviewed: June 2026
   ============================================================ */

/* ── CSS Custom Properties ────────────────────────────── */
:root {
  /* Brand */
  --color-primary: #059669;
  --color-primary-hover: #047857;
  --color-primary-light: #d1fae5;
  --color-primary-dark: #065f46;

  /* Semantic */
  --color-success: #059669;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;
  /* P2-8: new semantic status colors */
  --color-on-track: #059669;
  --color-at-risk: #f59e0b;
  --color-critical: #ef4444;
  --color-info-blue: #3b82f6;

  /* Neutrals */
  --color-bg: #ffffff;
  --color-surface: #f9fafb;
  --color-surface-alt: #f3f4f6;
  --color-border: #e5e7eb;
  --color-border-focus: #059669;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Radii */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Layout */
  --max-width: 1200px;
  --sidebar-width: 280px;
}

/* ── Dark Mode ──────────────────────────────────────── */
[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-surface: #1e293b;
  --color-surface-alt: #334155;
  --color-border: #475569;
  --color-border-focus: #34d399;
  --color-text: #f1f5f9;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-primary-light: #064e3b;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.5);
  /* P2-8 dark mode semantic overrides */
  --color-on-track: #34d399;
  --color-at-risk: #fbbf24;
  --color-critical: #f87171;
  --color-info-blue: #60a5fa;
}

/* ── Reset & Base ───────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ── Utility Classes ────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-text-secondary); }
.text-primary { color: var(--color-primary); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* ── Disclaimer Banner (Non-dismissible) ────────────── */
.disclaimer-banner {
  background: #fef3c7;
  border-bottom: 2px solid var(--color-warning);
  padding: var(--space-3) var(--space-4);
  text-align: center;
  font-size: var(--text-sm);
  color: #92400e;
  line-height: 1.5;
}
[data-theme="dark"] .disclaimer-banner {
  background: #422006;
  color: #fbbf24;
  border-bottom-color: #b45309;
}

/* ── Header / Nav ───────────────────────────────────── */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}
.site-logo:hover { text-decoration: none; }

.site-logo .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ── Theme Toggle ───────────────────────────────────── */
.theme-toggle {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-fast);
}
.theme-toggle:hover {
  background: var(--color-border);
  color: var(--color-text);
}

/* ── Hero Section ───────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 50%, #a7f3d0 100%);
  padding: var(--space-12) 0 var(--space-8);
  text-align: center;
}
[data-theme="dark"] .hero {
  background: linear-gradient(135deg, #064e3b 0%, #065f46 50%, #047857 100%);
}
.hero h1 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-4);
}
[data-theme="dark"] .hero h1 { color: #d1fae5; }

.hero p {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 680px;
  margin: 0 auto var(--space-6);
}

/* Trust badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.trust-badge {
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--color-primary-light);
  border-radius: 999px;
  padding: var(--space-1) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
[data-theme="dark"] .trust-badge {
  background: rgba(5,150,105,0.15);
  border-color: rgba(5,150,105,0.3);
  color: #6ee7b7;
}

/* ── Tab Navigation ─────────────────────────────────── */
.tab-nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0;
  position: sticky;
  top: 60px;
  z-index: 90;
}

.tab-nav .container {
  overflow-x: visible;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

.tab-btn {
  padding: var(--space-3) var(--space-5);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: all var(--transition-fast);
  position: relative;
}
.tab-btn:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* Mobile: select dropdown */
.tab-select-wrapper {
  display: none;
  padding: var(--space-3) var(--space-4);
}
.tab-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
}

@media (max-width: 768px) {
  .tab-list { display: none; }
  .tab-select-wrapper { display: block; }
}

/* ── Tab Content ────────────────────────────────────── */
.tab-content {
  display: none;
  padding: var(--space-8) 0;
  animation: fadeIn 0.3s ease;
}
.tab-content.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Action Buttons (Print / Email) ─────────────────── */
.action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  text-decoration: none;
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.btn-sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
}

/* ── Form Controls ──────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-group input,
.form-group select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(5,150,105,0.15);
}

.form-group input[type="range"] {
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  border: none;
  margin-top: var(--space-2);
}
.form-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
}

.range-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-align: right;
}

/* ── Tooltip ────────────────────────────────────────── */
.tooltip-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  font-size: 10px;
  font-weight: 700;
  cursor: help;
  position: relative;
}
.tooltip-trigger:hover .tooltip-content,
.tooltip-trigger:focus .tooltip-content {
  display: block;
}
.tooltip-content {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 400;
  line-height: 1.5;
  width: 220px;
  z-index: 200;
  box-shadow: var(--shadow-lg);
}
.tooltip-content::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-text);
}

/* ── Results Panel ──────────────────────────────────── */
.results-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-top: var(--space-6);
}

.results-panel h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-4);
}
[data-theme="dark"] .results-panel h3 { color: #6ee7b7; }

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}

.result-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}
.result-card .result-value {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary);
}
.result-card .result-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}
.result-card.warning .result-value { color: var(--color-warning); }
.result-card.error .result-value { color: var(--color-error); }

/* ── Data Table ─────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  margin-top: var(--space-4);
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.data-table th,
.data-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.data-table th {
  background: var(--color-surface-alt);
  font-weight: 600;
  color: var(--color-text-secondary);
  position: sticky;
  top: 0;
}
.data-table tr:hover td {
  background: var(--color-primary-light);
}
.data-table .numeric { text-align: right; font-variant-numeric: tabular-nums; }

/* ── Chart Container ────────────────────────────────── */
.chart-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--space-6) auto;
}
.chart-container canvas {
  width: 100% !important;
  height: 400px !important;
}

/* ── FAQ Accordion ──────────────────────────────────── */
.faq-section {
  margin-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
}

.faq-section h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-primary-dark);
}
[data-theme="dark"] .faq-section h3 { color: #6ee7b7; }

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  padding: var(--space-4);
  background: var(--color-surface);
  border: none;
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
}
.faq-question:hover { background: var(--color-surface-alt); }
.faq-question .faq-icon {
  transition: transform var(--transition-base);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}
.faq-item.open .faq-question .faq-icon { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: var(--space-4);
}

/* ── Sample Data Button ─────────────────────────────── */
.sample-data-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 500;
  margin-bottom: var(--space-4);
}
.sample-data-btn:hover { text-decoration: underline; }

/* ── Share Buttons ──────────────────────────────────── */
.share-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.share-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

/* ── Footer ─────────────────────────────────────────── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0 var(--space-6);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-6);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col a {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  padding: var(--space-1) 0;
}
.footer-col a:hover { color: var(--color-primary); text-decoration: none; }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.footer-bottom .review-date {
  font-weight: 600;
  color: var(--color-text-secondary);
}

/* ── PWA Install Banner ─────────────────────────────── */
.pwa-banner {
  display: none;
  position: fixed;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 500;
  gap: var(--space-3);
  align-items: center;
}
.pwa-banner.show { display: flex; }
.pwa-banner .pwa-close {
  background: none;
  border: none;
  color: rgba(255,255,255,0.7);
  font-size: var(--text-lg);
  margin-left: var(--space-2);
  cursor: pointer;
}

/* ── Copy Toast ─────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  z-index: 600;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ── Comparison Cards ───────────────────────────────── */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.comparison-card {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background: var(--color-bg);
  transition: border-color var(--transition-fast);
}
.comparison-card:hover { border-color: var(--color-primary); }
.comparison-card h4 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.comparison-card .amount {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-text);
  margin: var(--space-2) 0;
}
.comparison-card .desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.comparison-card.highlight {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ── Log Table (Tab6) ───────────────────────────────── */
.log-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.log-empty {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  color: var(--color-text-muted);
}
.log-empty .icon { font-size: 3rem; margin-bottom: var(--space-4); }

/* ── Static Pages (about, privacy, terms, references) ─ */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4);
}
.page-content h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-6);
}
[data-theme="dark"] .page-content h1 { color: #6ee7b7; }

.page-content h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin: var(--space-8) 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
.page-content h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin: var(--space-6) 0 var(--space-2);
}
.page-content p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}
.page-content ul, .page-content ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}
.page-content li {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

/* Reference link list */
.ref-list {
  list-style: none;
  padding: 0;
}
.ref-list li {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: background var(--transition-fast);
}
.ref-list li:hover { background: var(--color-primary-light); }
.ref-list .ref-icon {
  color: var(--color-primary);
  font-size: var(--text-lg);
  flex-shrink: 0;
}
.ref-list .ref-title { font-weight: 600; color: var(--color-text); }
.ref-list .ref-url { font-size: var(--text-xs); color: var(--color-text-muted); }

/* ── 404 Page ───────────────────────────────────────── */
.error-page {
  text-align: center;
  padding: var(--space-16) var(--space-4);
}
.error-page .error-code {
  font-size: 6rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.error-page h1 { font-size: var(--text-2xl); margin: var(--space-4) 0; }
.error-page p { color: var(--color-text-secondary); margin-bottom: var(--space-6); }

/* ── Blog Styles ────────────────────────────────────── */
.blog-post {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4);
}
.blog-post h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: var(--space-3);
}
.blog-post .blog-meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.blog-post h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin: var(--space-8) 0 var(--space-3);
}
.blog-post p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}
.blog-post ul, .blog-post ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}
.blog-post li {
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}
.blog-post blockquote {
  border-left: 4px solid var(--color-primary);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-4) 0;
  background: var(--color-primary-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.blog-post .blog-references {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  margin-top: var(--space-8);
}
.blog-post .blog-references h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 768px) {
  .hero { padding: var(--space-8) 0 var(--space-6); }
  .hero h1 { font-size: var(--text-2xl); }
  .hero p { font-size: var(--text-base); }
  .trust-badges { gap: var(--space-2); }
  .trust-badge { font-size: var(--text-xs); padding: var(--space-1) var(--space-3); }
  .form-grid { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr 1fr; }
  .comparison-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .action-bar { justify-content: stretch; }
  .action-bar .btn { flex: 1; justify-content: center; }
}

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

/* ── Readiness Score Ring (P0-1) ───────────────────── */
.readiness-score-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
@media (min-width: 768px) {
  .readiness-score-section {
    flex-direction: row;
    align-items: flex-start;
  }
}
.readiness-ring-wrapper {
  position: relative;
  width: 160px;
  height: 160px;
  flex-shrink: 0;
}
.readiness-ring-wrapper canvas {
  width: 160px !important;
  height: 160px !important;
}
.readiness-ring-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.readiness-ring-center .score-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}
.readiness-ring-center .score-grade {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-top: 2px;
}
.readiness-info {
  flex: 1;
  min-width: 0;
}
.readiness-info .readiness-headline {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.readiness-info .readiness-subhead {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}
.readiness-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.readiness-detail-item {
  padding: var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.readiness-detail-item .detail-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.readiness-detail-item .detail-value {
  font-size: var(--text-lg);
  font-weight: 700;
}
.readiness-detail-item .detail-value.on-track { color: var(--color-on-track); }
.readiness-detail-item .detail-value.at-risk { color: var(--color-at-risk); }
.readiness-detail-item .detail-value.critical { color: var(--color-critical); }

/* ── Large Number Result Cards (P1-6) ───────────────── */
.big-number-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.big-number-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.big-number-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.big-number-card .card-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
  font-weight: 500;
}
.big-number-card .card-value {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.big-number-card .card-sublabel {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.big-number-card .card-badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  font-size: 1.5rem;
}
.big-number-card.surplus { border-top: 3px solid var(--color-on-track); }
.big-number-card.gap { border-top: 3px solid var(--color-critical); }
.big-number-card.neutral { border-top: 3px solid var(--color-info-blue); }

/* count-up animation helper */
.count-up {
  display: inline-block;
}

/* ── How Do You Compare? Benchmark Card (P0-2) ────────── */
.benchmark-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}
.benchmark-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-1);
  color: var(--color-text);
}
.benchmark-card .benchmark-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.benchmark-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.benchmark-table th,
.benchmark-table td {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.benchmark-table th {
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.benchmark-table tr.highlight-row {
  background: var(--color-primary-light);
  font-weight: 600;
}
.benchmark-table tr.highlight-row td {
  color: var(--color-primary-dark);
}
[data-theme="dark"] .benchmark-table tr.highlight-row td {
  color: #6ee7b7;
}
.benchmark-table .numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.benchmark-user-marker {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
.benchmark-user-marker::before {
  content: '▲';
  font-size: 10px;
}
.benchmark-source {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}
.benchmark-source a { color: var(--color-primary); }

/* ── Year-by-Year Detail Table (P0-3) ─────────────────── */
.yearly-table-section {
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}
.yearly-table-section .section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}
.yearly-table-section .section-header h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}
.yearly-table-section .toggle-btn {
  font-size: var(--text-sm);
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 500;
}
.yearly-table-section .toggle-btn:hover { text-decoration: underline; }
.yearly-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.yearly-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 600px;
}
.yearly-table th,
.yearly-table td {
  padding: var(--space-2) var(--space-3);
  text-align: right;
  border-bottom: 1px solid var(--color-border);
  font-variant-numeric: tabular-nums;
}
.yearly-table th:first-child,
.yearly-table td:first-child {
  text-align: left;
  font-weight: 600;
  position: sticky;
  left: 0;
  background: var(--color-surface-alt);
  z-index: 1;
}
.yearly-table th {
  background: var(--color-surface-alt);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  position: sticky;
  top: 0;
  z-index: 2;
}
.yearly-table tr.retirement-row {
  background: var(--color-primary-light) !important;
}
.yearly-table tr.retirement-row td {
  font-weight: 700;
  border-top: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
}
.yearly-table .copy-table-btn {
  font-size: var(--text-xs);
  color: var(--color-primary);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-2);
  cursor: pointer;
  margin-top: var(--space-2);
}
.yearly-table .copy-table-btn:hover {
  background: var(--color-primary-light);
}

/* ── Add Spouse Module (P1-4) ─────────────────────────── */
.spouse-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.spouse-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.spouse-toggle-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.spouse-toggle-btn.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
}
.spouse-section {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
  animation: fadeIn 0.3s ease;
}
.spouse-section.show { display: block; }
.spouse-section h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.household-summary {
  display: none;
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}
.household-summary.show { display: block; }
.household-summary h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .household-summary h4 { color: #6ee7b7; }

/* ── Advanced Settings Panel (P1-5) ───────────────────── */
.advanced-settings {
  margin-top: var(--space-4);
  margin-bottom: var(--space-4);
}
.advanced-settings-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: none;
  border: none;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  cursor: pointer;
  padding: var(--space-2) 0;
}
.advanced-settings-toggle:hover { text-decoration: underline; }
.advanced-settings-toggle .adv-icon {
  transition: transform var(--transition-base);
  display: inline-block;
}
.advanced-settings-toggle.open .adv-icon {
  transform: rotate(90deg);
}
.advanced-settings-panel {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-top: var(--space-3);
  animation: fadeIn 0.3s ease;
}
.advanced-settings-panel.open { display: block; }
.advanced-settings-panel .form-grid {
  margin-bottom: 0;
}

/* ── What If Action Cards (P1-7) ──────────────────────── */
.whatif-section {
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}
.whatif-section h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-text);
}
.whatif-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}
.whatif-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}
.whatif-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.whatif-card .whatif-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
}
.whatif-card .whatif-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.whatif-card .whatif-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}
.whatif-card .whatif-result {
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-primary);
}
.whatif-card .whatif-action {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  margin-top: var(--space-2);
}

/* ── PDF Print Button (P2-11) ─────────────────────────── */
.pdf-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.pdf-btn:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  text-decoration: none;
}

/* ── Core Inputs Simplified (P1-5) ───────────────────── */
.core-inputs {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}
.core-inputs .form-grid {
  margin-bottom: 0;
}

/* ── Responsive Tweaks for New Components ─────────────── */
@media (max-width: 768px) {
  .readiness-score-section { flex-direction: column; }
  .readiness-detail-grid { grid-template-columns: 1fr; }
  .big-number-grid { grid-template-columns: 1fr 1fr; }
  .whatif-grid { grid-template-columns: 1fr; }
  .benchmark-table { font-size: var(--text-xs); }
  .benchmark-table th,
  .benchmark-table td { padding: var(--space-1) var(--space-2); }
}
@media (max-width: 480px) {
  .big-number-grid { grid-template-columns: 1fr; }
  .readiness-ring-wrapper { width: 120px; height: 120px; }
  .readiness-ring-wrapper canvas { width: 120px !important; height: 120px !important; }
  .readiness-ring-center .score-number { font-size: 1.5rem; }
}

/* ── Floating Action Bar (3 buttons) ──────────────── */
.fab-bar {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  gap: 8px;
}
.fab-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  white-space: nowrap;
}
.fab-btn svg { flex-shrink: 0; }

/* Print — solid green */
.fab-print {
  background: var(--color-primary, #059669);
  color: #fff;
  box-shadow: 0 4px 12px rgba(5,150,105,0.35);
}
.fab-print:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(5,150,105,0.45); background: var(--color-primary-hover, #047857); }
.fab-print:active { transform: translateY(0); }

/* Email & CSV — white outline */
.fab-email, .fab-csv {
  background: var(--color-surface, #fff);
  color: var(--color-text, #1f2937);
  border: 1.5px solid var(--color-border, #d1d5db);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.fab-email:hover, .fab-csv:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.12);
  border-color: var(--color-primary, #059669);
  color: var(--color-primary, #059669);
}
.fab-email:active, .fab-csv:active { transform: translateY(0); }

/* ── Bottom Action Bar ────────────────────────────── */
.bottom-action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border, #e5e7eb);
}
.bottom-action-bar .btn { font-size: 0.85rem; padding: 8px 16px; }

/* ── Print Styles ───────────────────────────────────── */
@media print {
  .disclaimer-banner,
  .site-header,
  .tab-nav,
  .tab-select-wrapper,
  .action-bar,
  .share-bar,
  .site-footer,
  .pwa-banner,
  .sample-data-btn,
  .theme-toggle,
  .faq-section,
  .tooltip-trigger,
  .bottom-action-bar,
  .fab-bar,
  .no-print {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 12pt;
  }

  .tab-content { display: none !important; }
  .tab-content.active { display: block !important; }
  .container { max-width: 100%; padding: 0; }

  .results-panel {
    border: 1px solid #ccc;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .data-table th,
  .data-table td {
    border: 1px solid #ccc;
    padding: 4pt 8pt;
    font-size: 10pt;
  }

  .result-card {
    border: 1px solid #ccc;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .comparison-card {
    border: 1px solid #ccc;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  /* Print header */
  .print-header {
    display: block !important;
    text-align: center;
    border-bottom: 2px solid #059669;
    padding-bottom: 12pt;
    margin-bottom: 16pt;
  }
  .print-header h1 { color: #059669; font-size: 18pt; }
  .print-header p { font-size: 10pt; color: #666; }

  /* Print disclaimer */
  .print-disclaimer {
    display: block !important;
    font-size: 8pt;
    color: #666;
    border-top: 1px solid #ccc;
    padding-top: 8pt;
    margin-top: 16pt;
    text-align: center;
  }
}

.print-header, .print-disclaimer { display: none; }

/* ============================================================
   P0-1: Monte Carlo Simulation Styles
   ============================================================ */
.monte-carlo-section {
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: var(--color-surface, #f9fafb);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}
.monte-carlo-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.mc-result-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 1.5rem;
  margin-top: 1rem;
}
@media (max-width: 768px) {
  .mc-result-grid { grid-template-columns: 1fr; }
}
.mc-probability-card {
  padding: 1.25rem;
  background: var(--color-bg, #fff);
  border-radius: 8px;
  text-align: center;
}
.mc-prob-value {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.1;
}
.mc-prob-label {
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: 4px;
}
.mc-percentiles {
  padding: 1rem;
  background: var(--color-bg, #fff);
  border-radius: 8px;
}
.mc-bar {
  display: flex;
  border-radius: 6px;
  overflow: hidden;
  height: 28px;
  margin: 0.75rem 0;
}
.mc-bar-segment {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
}
.mc-pct-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  text-align: center;
}
.mc-pct-item {
  font-size: 0.8rem;
}
.mc-pct-item span {
  font-weight: 700;
  font-size: 0.7rem;
}
.mc-pct-item strong {
  display: block;
  font-size: 0.85rem;
  margin-top: 2px;
}

/* ============================================================
   Healthcare Section Styles
   ============================================================ */
.healthcare-section {
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: var(--color-surface, #f9fafb);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}
.healthcare-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

/* ============================================================
   Tax Law Badge
   ============================================================ */
.tax-law-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: rgba(5, 150, 105, 0.1);
  color: var(--color-primary, #059669);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  border: 1px solid rgba(5, 150, 105, 0.2);
  white-space: nowrap;
}

/* ============================================================
   Quick/Detailed Mode Toggle
   ============================================================ */
#calc-mode-toggle {
  background: var(--color-surface, #f1f5f9);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
#calc-mode-toggle:hover {
  background: var(--color-primary, #059669);
  color: #fff;
}

/* ============================================================
   Range Slider Enhancement
   ============================================================ */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--color-border, #e5e7eb);
  border-radius: 3px;
  outline: none;
  width: 100%;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--color-primary, #059669);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}
input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: var(--color-primary, #059669);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}
.range-value {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary, #059669);
  min-width: 40px;
  text-align: right;
}

/* ============================================================
   Big Number Cards Enhancement (larger, colored)
   ============================================================ */
.big-number-card .card-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text, #111827);
  line-height: 1.2;
}
.big-number-card.surplus .card-value {
  color: #059669;
}
.big-number-card.gap .card-value {
  color: #ef4444;
}

/* ── Mobile Stepper ── */
.mobile-stepper {
  display: none;
  gap: 4px;
  margin-bottom: 1rem;
  padding: 8px;
  background: var(--color-surface, #f3f4f6);
  border-radius: 8px;
}
.mobile-stepper .step-indicator {
  flex: 1;
  text-align: center;
  padding: 8px 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted, #9ca3af);
  border-radius: 6px;
  transition: all 0.2s;
}
.mobile-stepper .step-indicator.active {
  color: var(--color-text-primary, #111827);
  background: var(--color-bg, #fff);
}
.mobile-stepper .step-indicator.current {
  color: #fff;
  background: #059669;
}
@media (max-width: 768px) {
  .mobile-stepper {
    display: flex !important;
  }
  .fab-bar {
    bottom: 12px;
    right: 12px;
    gap: 5px;
  }
  .fab-btn {
    padding: 8px 13px;
    font-size: 12px;
  }
  .fab-print svg, .fab-csv svg { width: 14px; height: 14px; }
  .fab-email svg { width: 13px; height: 13px; }
  .bottom-action-bar {
    flex-direction: column;
    gap: 8px;
  }
  .bottom-action-bar .btn { width: 100%; text-align: center; }
}