/* ==========================================================================
   public/css/fire-calculator.css
   Dynamic Multi-Purple Harmonic Design System for FIRE Calculator India.
   Each mode has its own distinct shade of purple within the cohesive spectrum:
     - Mode 1 (Years to FIRE): Royal Violet Purple (#6D28D9)
     - Mode 2 (FIRE Corpus): Electric Amethyst Orchid (#9333EA)
     - Mode 3 (Required Investment): Vibrant Magenta-Purple (#C026D3)
     - Mode 4 (Coast FIRE): Deep Twilight Indigo-Purple (#4338CA)
     - Mode 5 (Comparison Matrix): Imperial Aubergine Velvet (#581C87)
   Fully responsive with foldable mobile compatibility (280px - 884px+),
   WCAG AA contrast, dark mode, bottom visual charts, and PDF print styling.
   ========================================================================== */

:root {
  /* Elegant Lavender Mist Canvas Base Tokens (Light Mode) */
  --fire-page-bg: #FBFBFE; /* Clean crisp canvas with subtle lavender tint */
  --fire-section-bg: #F2EFFB; /* Soft pastel lavender surface */
  --fire-card-bg: #FFFFFF; /* Pure crisp white card */
  --fire-elevated-bg: #FAF9FE;

  /* Deep Violet Typography & Structure */
  --fire-heading: #1C1033; /* Deep midnight violet charcoal */
  --fire-text: #35284B; /* Deep amethyst mocha */
  --fire-muted-text: #6D5E85; /* Slate lavender */
  --fire-border: #E5DEF2; /* Soft lilac border */
  --fire-border-strong: #CEBFEC;

  /* Default Active Mode (Mode 1: Royal Violet Purple) */
  --fire-primary: #6D28D9;
  --fire-primary-hover: #5B21B6;
  --fire-primary-soft: #F5F3FF;
  --fire-secondary: #7C3AED;
  --fire-secondary-hover: #6D28D9;
  --fire-mode-gradient: linear-gradient(135deg, #4C1D95 0%, #6D28D9 50%, #7C3AED 100%);
  --fire-mode-shadow: rgba(109, 40, 217, 0.30);
  --fire-mode-border: #DDD6FE;

  /* Chart Series Tokens */
  --fire-chart-portfolio: #6D28D9;
  --fire-chart-contributions: #9333EA;
  --fire-chart-growth: #059669;
  --fire-chart-target: #C026D3;
  --fire-chart-real: #8B5CF6;
  --fire-chart-inflation: #9CA3AF;
  --fire-chart-swr: #6D28D9;
  --fire-chart-passive: #9333EA;
  --fire-chart-pension: #059669;

  /* Feedback States */
  --fire-success: #059669;
  --fire-success-bg: #F0FDF4;
  --fire-warning: #D97706;
  --fire-warning-bg: #FFFBEB;
  --fire-error: #BE123C;
  --fire-error-bg: #FFF1F2;
  --fire-focus: rgba(109, 40, 217, 0.35);

  /* Radius & Elevation */
  --fire-radius-sm: 6px;
  --fire-radius-md: 10px;
  --fire-radius-lg: 16px;
  --fire-shadow-sm: 0 1px 3px rgba(28, 16, 51, 0.05);
  --fire-shadow-md: 0 4px 14px rgba(28, 16, 51, 0.08);
  --fire-shadow-lg: 0 12px 32px rgba(28, 16, 51, 0.12);
  --fire-transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   PER-MODE PURPLE COLOR ADAPTATIONS ("Various purple shades for all the modes")
   ========================================================================== */

/* Mode 1: Years to FIRE — Royal Violet Purple */
.fire-page[data-mode="years-to-fire"] {
  --fire-primary: #6D28D9;
  --fire-primary-hover: #5B21B6;
  --fire-primary-soft: #F5F3FF;
  --fire-secondary: #7C3AED;
  --fire-mode-gradient: linear-gradient(135deg, #4C1D95 0%, #6D28D9 50%, #7C3AED 100%);
  --fire-mode-shadow: rgba(109, 40, 217, 0.32);
  --fire-mode-border: #DDD6FE;
  --fire-focus: rgba(109, 40, 217, 0.35);
  --fire-chart-portfolio: #6D28D9;
  --fire-chart-target: #A855F7;
}

/* Mode 2: FIRE Corpus Calculator — Electric Amethyst Orchid */
.fire-page[data-mode="fire-corpus"] {
  --fire-primary: #9333EA;
  --fire-primary-hover: #7E22CE;
  --fire-primary-soft: #FAF5FF;
  --fire-secondary: #A855F7;
  --fire-mode-gradient: linear-gradient(135deg, #6B21A8 0%, #9333EA 50%, #C084FC 100%);
  --fire-mode-shadow: rgba(147, 51, 234, 0.32);
  --fire-mode-border: #E9D5FF;
  --fire-focus: rgba(147, 51, 234, 0.35);
  --fire-chart-portfolio: #9333EA;
  --fire-chart-target: #C026D3;
}

/* Mode 3: Required Monthly Investment — Vibrant Magenta-Purple */
.fire-page[data-mode="required-investment"] {
  --fire-primary: #C026D3;
  --fire-primary-hover: #A21CAF;
  --fire-primary-soft: #FDF4FF;
  --fire-secondary: #E879F9;
  --fire-mode-gradient: linear-gradient(135deg, #86198F 0%, #C026D3 50%, #F0ABFC 100%);
  --fire-mode-shadow: rgba(192, 38, 211, 0.32);
  --fire-mode-border: #F5D0FE;
  --fire-focus: rgba(192, 38, 211, 0.35);
  --fire-chart-portfolio: #C026D3;
  --fire-chart-target: #7C3AED;
}

/* Mode 4: Coast FIRE Calculator — Deep Twilight Indigo-Purple */
.fire-page[data-mode="coast-fire"] {
  --fire-primary: #4338CA;
  --fire-primary-hover: #3730A3;
  --fire-primary-soft: #EEF2FF;
  --fire-secondary: #6366F1;
  --fire-mode-gradient: linear-gradient(135deg, #312E81 0%, #4338CA 50%, #818CF8 100%);
  --fire-mode-shadow: rgba(67, 56, 202, 0.32);
  --fire-mode-border: #C7D2FE;
  --fire-focus: rgba(67, 56, 202, 0.35);
  --fire-chart-portfolio: #4338CA;
  --fire-chart-target: #8B5CF6;
}

/* Mode 5: Comparison Matrix — Imperial Aubergine Velvet */
.fire-page[data-mode="comparison"] {
  --fire-primary: #581C87;
  --fire-primary-hover: #3B0764;
  --fire-primary-soft: #FAF5FF;
  --fire-secondary: #7E22CE;
  --fire-mode-gradient: linear-gradient(135deg, #2E0854 0%, #581C87 50%, #9333EA 100%);
  --fire-mode-shadow: rgba(88, 28, 135, 0.35);
  --fire-mode-border: #D8B4FE;
  --fire-focus: rgba(88, 28, 135, 0.35);
  --fire-chart-portfolio: #581C87;
  --fire-chart-target: #C026D3;
}

/* Screen-reader only utility */
.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;
}

/* Dark Mode Tokens (Deep Midnight Violet Hearth) */
@media (prefers-color-scheme: dark) {
  :root {
    --fire-page-bg: #0E0918;
    --fire-section-bg: #160F25;
    --fire-card-bg: #1F1633;
    --fire-elevated-bg: #291D42;

    --fire-heading: #FAF5FF;
    --fire-text: #E9D5FF;
    --fire-muted-text: #A797C2;
    --fire-border: #382659;
    --fire-border-strong: #4E357B;

    --fire-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
    --fire-shadow-md: 0 4px 14px rgba(0, 0, 0, 0.45);
    --fire-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.55);
  }
}

/* Layout Container */
body.fire-page,
.fire-page {
  background-color: var(--fire-page-bg) !important;
  background: var(--fire-page-bg) !important;
  color: var(--fire-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Brand Navigation Logo Styling */
.home-nav .brand,
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #FFFFFF !important;
  text-decoration: none !important;
  font-family: var(--display, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-weight: 800;
  white-space: nowrap;
}

.home-nav .brand:hover,
.brand:hover {
  text-decoration: none !important;
  color: #FFFFFF !important;
}

.home-nav .brand-mark,
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--signal, #ff8a4c);
  display: inline-grid;
  place-items: center;
  color: var(--deep, #16324f);
  font-size: 11px;
  font-weight: 900;
  transform: rotate(-4deg);
  transition: transform .3s cubic-bezier(.2,.8,.2,1);
  flex-shrink: 0;
  line-height: 1;
}

.home-nav .brand:hover .brand-mark,
.brand:hover .brand-mark {
  transform: rotate(3deg) scale(1.08);
}

.fire-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

/* Hero Section */
.fire-hero {
  padding: 36px 0 24px 0;
  text-align: center;
  position: relative;
}

.fire-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--fire-primary-soft);
  color: var(--fire-primary);
  border: 1px solid var(--fire-border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 12px;
}

.fire-badge-sm {
  padding: 2px 8px;
  font-size: 11px;
  margin-bottom: 0;
}

.fire-hero h1 {
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.2;
  color: var(--fire-heading);
  font-family: var(--display);
  font-weight: 800;
  margin: 0 0 12px 0;
  letter-spacing: -0.02em;
}

.fire-hero p.fire-subtitle {
  font-size: clamp(14px, 1.8vw, 17px);
  color: var(--fire-muted-text);
  max-width: 820px;
  margin: 0 auto 16px auto;
  line-height: 1.5;
}

.fire-disclaimer-pill {
  display: inline-block;
  font-size: 12px;
  color: var(--fire-muted-text);
  background: rgba(0, 0, 0, 0.03);
  padding: 4px 10px;
  border-radius: var(--fire-radius-sm);
  border: 1px dashed var(--fire-border);
}

/* Mode Selector Tabs */
.fire-mode-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 24px 0 32px 0;
  flex-wrap: wrap;
}

.fire-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-md);
  color: var(--fire-text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--fire-transition);
  box-shadow: var(--fire-shadow-sm);
}

.fire-mode-btn:not(.active):hover {
  border-color: var(--fire-primary);
  color: var(--fire-primary);
  transform: translateY(-1px);
}

.fire-mode-btn[data-mode="years-to-fire"]:not(.active):hover { border-color: #6D28D9; color: #6D28D9; }
.fire-mode-btn[data-mode="fire-corpus"]:not(.active):hover { border-color: #9333EA; color: #9333EA; }
.fire-mode-btn[data-mode="required-investment"]:not(.active):hover { border-color: #C026D3; color: #C026D3; }
.fire-mode-btn[data-mode="coast-fire"]:not(.active):hover { border-color: #4338CA; color: #4338CA; }
.fire-mode-btn[data-mode="comparison"]:not(.active):hover { border-color: #581C87; color: #581C87; }

.fire-mode-btn.active,
.fire-mode-btn.active:hover {
  color: #FFFFFF !important;
  transform: none;
}

.fire-mode-btn[data-mode="years-to-fire"].active,
.fire-mode-btn[data-mode="years-to-fire"].active:hover {
  background: #6D28D9;
  border-color: #5B21B6;
  box-shadow: 0 4px 14px rgba(109, 40, 217, 0.35);
  color: #FFFFFF !important;
}
.fire-mode-btn[data-mode="fire-corpus"].active,
.fire-mode-btn[data-mode="fire-corpus"].active:hover {
  background: #9333EA;
  border-color: #7E22CE;
  box-shadow: 0 4px 14px rgba(147, 51, 234, 0.35);
  color: #FFFFFF !important;
}
.fire-mode-btn[data-mode="required-investment"].active,
.fire-mode-btn[data-mode="required-investment"].active:hover {
  background: #C026D3;
  border-color: #A21CAF;
  box-shadow: 0 4px 14px rgba(192, 38, 211, 0.35);
  color: #FFFFFF !important;
}
.fire-mode-btn[data-mode="coast-fire"].active,
.fire-mode-btn[data-mode="coast-fire"].active:hover {
  background: #4338CA;
  border-color: #3730A3;
  box-shadow: 0 4px 14px rgba(67, 56, 202, 0.35);
  color: #FFFFFF !important;
}
.fire-mode-btn[data-mode="comparison"].active,
.fire-mode-btn[data-mode="comparison"].active:hover {
  background: #581C87;
  border-color: #3B0764;
  box-shadow: 0 4px 14px rgba(88, 28, 135, 0.40);
  color: #FFFFFF !important;
}

.fire-mode-btn:focus-visible {
  outline: 3px solid var(--fire-focus);
  outline-offset: 2px;
}

/* Presets Bar */
.fire-presets-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--fire-section-bg);
  padding: 12px 18px;
  border-radius: var(--fire-radius-md);
  border: 1px solid var(--fire-border);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.fire-presets-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--fire-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.fire-preset-pills {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.fire-preset-pill {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--fire-border);
  background: var(--fire-card-bg);
  color: var(--fire-text);
  cursor: pointer;
  transition: var(--fire-transition);
}

.fire-preset-pill:not(.active):hover {
  border-color: var(--fire-primary);
  color: var(--fire-primary);
}

.fire-preset-pill.active,
.fire-preset-pill.active:hover {
  background: var(--fire-primary);
  color: #FFFFFF !important;
  border-color: var(--fire-primary);
}

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

.fire-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--fire-radius-sm);
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--fire-border-strong);
  background: var(--fire-card-bg);
  color: var(--fire-heading);
  cursor: pointer;
  transition: var(--fire-transition);
}

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

/* Calculator Main Workspace (Two-column layout on Desktop) */
.fire-workspace {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

@media (min-width: 960px) {
  .fire-workspace {
    grid-template-columns: 460px 1fr;
  }
}

@media (min-width: 1200px) {
  .fire-workspace {
    grid-template-columns: 490px 1fr;
  }
}

/* Input Card */
.fire-inputs-card {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-lg);
  padding: 24px;
  box-shadow: var(--fire-shadow-md);
  box-sizing: border-box;
}

.fire-section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--fire-heading);
  margin: 0 0 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fire-field-group {
  margin-bottom: 18px;
}

.fire-field-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}

.fire-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--fire-heading);
}

.fire-hint {
  font-size: 12px;
  color: var(--fire-muted-text);
}

.fire-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.fire-input-prefix {
  position: absolute;
  left: 12px;
  font-weight: 600;
  color: var(--fire-muted-text);
  font-size: 14px;
  pointer-events: none;
}

.fire-input-suffix {
  position: absolute;
  right: 12px;
  font-size: 13px;
  color: var(--fire-muted-text);
  pointer-events: none;
}

.fire-input-text {
  width: 100%;
  padding: 10px 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--fire-heading);
  background: var(--fire-page-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-sm);
  box-sizing: border-box;
  transition: var(--fire-transition);
}

.fire-input-text.has-prefix {
  padding-left: 28px;
}

.fire-input-text.has-suffix {
  padding-right: 32px;
}

.fire-input-text:focus {
  outline: none;
  border-color: var(--fire-primary);
  background: var(--fire-card-bg);
  box-shadow: 0 0 0 3px var(--fire-focus);
}

/* Sliders */
.fire-range-slider {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--fire-border);
  outline: none;
  margin-top: 8px;
  accent-color: var(--fire-primary);
  cursor: pointer;
}

/* Collapsible Advanced Section */
.fire-advanced-details {
  margin-top: 24px;
  border-top: 1px solid var(--fire-border);
  padding-top: 16px;
}

.fire-advanced-details summary {
  font-size: 14px;
  font-weight: 700;
  color: var(--fire-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0;
  user-select: none;
}

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

.fire-advanced-details summary::after {
  content: "+";
  font-size: 18px;
  font-weight: 700;
  transition: transform 0.2s ease;
}

.fire-advanced-details[open] summary::after {
  content: "−";
}

.fire-advanced-content {
  padding-top: 16px;
}

/* Results Workspace Panel */
.fire-results-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Hero Summary Banner */
.fire-summary-banner {
  background: var(--fire-mode-gradient);
  color: #FFFFFF;
  padding: 20px 24px;
  border-radius: var(--fire-radius-lg);
  box-shadow: 0 8px 24px var(--fire-mode-shadow);
  position: relative;
  overflow: hidden;
  transition: background 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease;
}

.fire-summary-banner::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
}

.fire-summary-banner p {
  margin: 0;
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.5;
  font-weight: 500;
}

.fire-summary-banner strong {
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.4);
}

/* 4 Primary Metric Cards */
.fire-primary-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (min-width: 680px) {
  .fire-primary-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

.fire-primary-card {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-md);
  padding: 16px;
  box-shadow: var(--fire-shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--fire-transition);
}

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

.fire-card-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--fire-muted-text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}

.fire-card-value {
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 800;
  color: var(--fire-heading);
  font-family: var(--display);
  margin-bottom: 4px;
}

.fire-card-value.highlight {
  color: var(--fire-primary);
}

.fire-card-sub {
  font-size: 11px;
  color: var(--fire-muted-text);
}

/* 8 Secondary Metric Cards */
.fire-secondary-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 680px) {
  .fire-secondary-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

.fire-secondary-card {
  background: var(--fire-section-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-sm);
  padding: 12px 14px;
}

.fire-sec-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fire-muted-text);
  margin-bottom: 2px;
}

.fire-sec-val {
  font-size: 15px;
  font-weight: 700;
  color: var(--fire-heading);
}

/* Comparison View Mode Grid */
.fire-comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 680px) {
  .fire-comparison-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .fire-comparison-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.fire-compare-card {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-md);
  padding: 20px;
  box-shadow: var(--fire-shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
}

.fire-compare-card.recommended {
  border: 2px solid var(--fire-primary);
}

.fire-compare-tag {
  position: absolute;
  top: -10px;
  right: 14px;
  background: var(--fire-primary);
  color: #FFFFFF;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.fire-compare-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--fire-heading);
  margin: 0 0 4px 0;
}

.fire-compare-desc {
  font-size: 12px;
  color: var(--fire-muted-text);
  margin-bottom: 16px;
  min-height: 36px;
}

.fire-compare-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  border-bottom: 1px solid var(--fire-border);
  font-size: 13px;
}

.fire-compare-row span {
  color: var(--fire-muted-text);
}

.fire-compare-row strong {
  color: var(--fire-heading);
  font-weight: 700;
}

/* ==========================================================================
   BOTTOM DEDICATED VISUAL ANALYSIS SECTION (USER CUSTOMIZATION)
   All professional graphs positioned cleanly at the bottom.
   ========================================================================== */
.fire-visual-section {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-lg);
  padding: 28px;
  box-shadow: var(--fire-shadow-md);
  margin-bottom: 40px;
}

.fire-visual-header {
  margin-bottom: 24px;
  text-align: center;
}

.fire-visual-header h2 {
  font-size: clamp(20px, 3vw, 26px);
  color: var(--fire-heading);
  font-family: var(--display);
  font-weight: 800;
  margin: 0 0 6px 0;
}

.fire-visual-header p {
  font-size: 14px;
  color: var(--fire-muted-text);
  margin: 0;
}

.fire-charts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 900px) {
  .fire-charts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.fire-chart-box {
  background: var(--fire-page-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.fire-chart-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--fire-heading);
  margin: 0 0 4px 0;
}

.fire-chart-desc {
  font-size: 12px;
  color: var(--fire-muted-text);
  margin: 0 0 16px 0;
}

.fire-chart-container {
  width: 100%;
  height: 240px;
  position: relative;
}

.fire-chart-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 14px;
  flex-wrap: wrap;
  font-size: 12px;
  font-weight: 600;
}

.fire-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.fire-legend-color {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

/* Projection Timeline Section */
.fire-timeline-section {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-lg);
  padding: 24px;
  box-shadow: var(--fire-shadow-md);
  margin-bottom: 40px;
}

.fire-timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.fire-timeline-title h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--fire-heading);
  margin: 0;
}

.fire-timeline-filters {
  display: flex;
  gap: 6px;
}

.fire-filter-btn {
  padding: 6px 12px;
  border-radius: var(--fire-radius-sm);
  font-size: 12px;
  font-weight: 600;
  background: var(--fire-section-bg);
  border: 1px solid var(--fire-border);
  color: var(--fire-text);
  cursor: pointer;
}

.fire-filter-btn.active {
  background: var(--fire-primary);
  color: #FFFFFF;
  border-color: var(--fire-primary);
}

.fire-table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.fire-timeline-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: right;
}

.fire-timeline-table th,
.fire-timeline-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--fire-border);
  white-space: nowrap;
}

.fire-timeline-table th {
  background: var(--fire-section-bg);
  color: var(--fire-heading);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.fire-timeline-table th:first-child,
.fire-timeline-table td:first-child {
  text-align: left;
}

.fire-timeline-table tr.retired-row {
  background: rgba(91, 33, 182, 0.04);
}

.fire-timeline-table tr.fire-year-row {
  background: var(--fire-accent-soft);
  font-weight: 700;
}

/* Educational Content & FAQ Section */
.fire-edu-section {
  background: var(--fire-card-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-lg);
  padding: 32px;
  box-shadow: var(--fire-shadow-sm);
  margin-bottom: 40px;
}

.fire-edu-section h2 {
  font-size: clamp(20px, 3vw, 26px);
  color: var(--fire-heading);
  font-family: var(--display);
  font-weight: 800;
  margin: 0 0 16px 0;
}

.fire-edu-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

@media (min-width: 768px) {
  .fire-edu-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.fire-edu-card {
  background: var(--fire-page-bg);
  border: 1px solid var(--fire-border);
  border-radius: var(--fire-radius-md);
  padding: 20px;
}

.fire-edu-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--fire-heading);
  margin: 0 0 8px 0;
}

.fire-edu-card p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--fire-muted-text);
  margin: 0;
}

/* FAQ Accordion */
.fire-faq-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--fire-heading);
  margin: 36px 0 20px 0;
}

.fire-faq-item {
  border-bottom: 1px solid var(--fire-border);
}

.fire-faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 16px 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--fire-heading);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.fire-faq-icon {
  font-size: 18px;
  transition: transform 0.2s ease;
}

.fire-faq-item.active .fire-faq-icon {
  transform: rotate(45deg);
}

.fire-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
}

.fire-faq-item.active .fire-faq-answer {
  max-height: 500px;
  transition: max-height 0.3s ease-in-out;
}

.fire-faq-answer p {
  padding-bottom: 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--fire-muted-text);
  margin: 0;
}

/* ==========================================================================
   FOLDABLE MOBILES & EXTREME RESPONSIVE COMPATIBILITY
   Supports narrow outer displays (Galaxy Z Fold 280px-344px) and wide inner displays (884px)
   ========================================================================== */
@media (max-width: 360px) {
  .fire-container {
    padding: 0 8px;
  }
  .fire-inputs-card,
  .fire-visual-section,
  .fire-timeline-section,
  .fire-edu-section {
    padding: 14px 10px;
  }
  .fire-primary-cards,
  .fire-secondary-cards {
    grid-template-columns: 1fr;
  }
  .fire-mode-btn {
    width: 100%;
    justify-content: center;
    font-size: 13px;
    padding: 8px 12px;
  }
  .fire-hero h1 {
    font-size: 22px;
  }
}

/* Foldable Unfolded Dual Screen (e.g. Galaxy Z Fold Unfolded ~820px-884px) */
@media (min-width: 768px) and (max-width: 959px) {
  .fire-workspace {
    grid-template-columns: 1fr;
  }
  .fire-primary-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ==========================================================================
   HIGH-FIDELITY PRINT & PDF GENERATION STYLING
   ========================================================================== */
@media print {
  body {
    background: #FFFFFF !important;
    color: #000000 !important;
  }
  .home-nav,
  .fire-mode-bar,
  .fire-presets-bar,
  .fire-export-actions,
  .home-footer,
  .skip-to-content {
    display: none !important;
  }
  .fire-container {
    max-width: 100% !important;
    padding: 0 !important;
  }
  .fire-workspace {
    display: block !important;
  }
  .fire-inputs-card,
  .fire-visual-section,
  .fire-timeline-section {
    box-shadow: none !important;
    border: 1px solid #CCC !important;
    page-break-inside: avoid;
    margin-bottom: 20px !important;
  }
}

/* ==========================================================================
   CSP-COMPLIANT UTILITIES (Zero inline styles)
   ========================================================================== */
.fire-hidden {
  display: none !important;
}

.fire-view-standard {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.fire-view-comparison {
  display: block;
  width: 100%;
}

.legend-portfolio { background: var(--fire-chart-portfolio); }
.legend-target { background: var(--fire-chart-target); }
.legend-initial { background: var(--fire-chart-portfolio); }
.legend-contributions { background: var(--fire-chart-target); }
.legend-growth { background: #10B981; }
.legend-real { background: var(--fire-chart-real); }

.fire-chart-dual-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  height: 100%;
}

.fire-chart-subcell {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.fire-chart-subwrap {
  width: 100%;
  height: 180px;
}

.fire-svg-full {
  width: 100%;
  height: 100%;
  display: block;
}

/* ══════════════════════════════════════════════════════════════════════════
   INSTITUTIONAL PRINT / PDF STYLESHEET
   Matches Personal Loan Calculator Institutional Multi-Page Statement
   ══════════════════════════════════════════════════════════════════════════ */

/* Screen view: dedicated print report is strictly hidden */
.fire-print-container,
#fire-print-container {
  display: none !important;
}

/* Print / PDF view: exclusively display institutional report container */
@media print {
  @page {
    size: A4 portrait;
    margin: 12mm 10mm 12mm 10mm;
  }

  /* Hide entire interactive web application and site chrome */
  body > *:not(#fire-print-container),
  .home-nav,
  .fire-hero,
  .fire-mode-bar,
  .fire-presets-bar,
  .fire-workspace,
  #visual-analysis,
  .fire-faq-section,
  .home-footer,
  .toast-container {
    display: none !important;
  }

  /* Exclusively display institutional print report */
  body {
    background: #ffffff !important;
    color: #0f172a !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  #fire-print-container,
  .fire-print-container {
    display: block !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    background: #ffffff !important;
    color: #0f172a !important;
  }

  .print-report-wrapper {
    width: 100% !important;
    margin: 0 auto !important;
    padding: 0 !important;
  }

  .print-header {
    border-bottom: 2px solid #0f172a;
    padding-bottom: 12px;
    margin-bottom: 16px;
  }

  .print-header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }

  .print-brand-name {
    font-size: 22pt;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: -0.5px;
    display: block;
    line-height: 1.1;
  }

  .print-brand-tagline {
    font-size: 7.5pt;
    font-weight: 700;
    color: #7c3aed;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    display: block;
    margin-top: 2px;
  }

  .print-header-meta {
    font-size: 8pt;
    color: #475569;
    text-align: right;
    line-height: 1.4;
  }

  .print-header-divider {
    border-bottom: 1px solid #e2e8f0;
    margin: 10px 0;
  }

  .print-header-title-wrap {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
  }

  .print-header-title {
    font-size: 14pt;
    font-weight: 800;
    color: #0f172a;
    margin: 0;
  }

  .print-header-mode-badge {
    background: #f5f3ff;
    border: 1px solid #c4b5fd;
    color: #6d28d9;
    font-size: 8.5pt;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
  }

  .print-section {
    margin-bottom: 18px;
  }

  .print-avoid-break {
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .print-section-title {
    font-size: 11pt;
    font-weight: 800;
    color: #0f172a;
    margin: 0 0 8px 0;
    padding-bottom: 4px;
    border-bottom: 1px solid #e2e8f0;
    text-transform: uppercase;
    letter-spacing: 0.4px;
  }

  /* 3x3 KPI Cards Grid */
  .print-kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
  }

  .print-kpi-card {
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 8px 10px;
    background: #f8fafc;
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .print-kpi-card.highlight-positive {
    border-color: #86efac;
    background: #f0fdf4;
  }

  .print-kpi-label {
    font-size: 7.5pt;
    font-weight: 700;
    color: #475569;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 3px;
  }

  .print-kpi-val {
    font-size: 12.5pt;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.1;
  }

  .print-kpi-sub {
    font-size: 7pt;
    color: #64748b;
    margin-top: 3px;
  }

  /* Tables */
  .print-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 8pt;
    margin-bottom: 10px;
  }

  .print-table th {
    background: #f1f5f9;
    color: #0f172a;
    font-weight: 700;
    text-align: left;
    padding: 5px 7px;
    border: 1px solid #cbd5e1;
  }

  .print-table td {
    padding: 4px 7px;
    border: 1px solid #e2e8f0;
    color: #1e293b;
  }

  .print-table tbody tr:nth-child(even) {
    background: #f8fafc;
  }

  .print-text-right {
    text-align: right !important;
  }

  .print-text-center {
    text-align: center !important;
  }

  .print-col-additions {
    color: #15803d !important;
  }

  .print-col-growth {
    color: #7c3aed !important;
  }

  .print-col-withdrawals {
    color: #b45309 !important;
  }

  .print-col-bold {
    font-weight: 700 !important;
  }

  .print-col-muted {
    color: #475569 !important;
  }

  .print-col-ready {
    color: #15803d !important;
    font-weight: 700 !important;
  }

  .print-status-retired {
    color: #059669 !important;
    font-weight: 700 !important;
  }

  .print-status-accum {
    color: #64748b !important;
  }

  .print-status-achieved {
    color: #059669 !important;
    font-weight: 600 !important;
    text-align: center !important;
  }

  .print-status-progress {
    color: #b45309 !important;
    font-weight: 600 !important;
    text-align: center !important;
  }

  .print-dot-swr {
    background: #7c3aed !important;
  }

  .print-dot-passive {
    background: #9333ea !important;
  }

  .print-dot-pension {
    background: #059669 !important;
  }

  .print-inputs-table {
    width: 100%;
  }

  .print-td-label {
    width: 45%;
    background: #f8fafc;
  }

  .print-td-val {
    font-weight: 600;
  }

  /* SVG Charts */
  .print-charts-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 12px;
    align-items: center;
    margin-bottom: 12px;
  }

  .print-chart-donut-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 8px;
    background: #ffffff;
  }

  .print-chart-donut-canvas {
    width: 180px;
    height: 180px;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .print-chart-donut-legend {
    width: 100%;
    margin-top: 8px;
    font-size: 7.5pt;
  }

  .print-donut-legend-row {
    display: flex;
    align-items: center;
    margin-bottom: 3px;
  }

  .print-legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 5px;
    display: inline-block;
  }

  .print-legend-name {
    color: #475569;
    margin-right: 4px;
  }

  .print-legend-val {
    margin-left: auto;
    color: #0f172a;
  }

  .print-chart-box {
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 8px;
    background: #ffffff;
  }

  .print-chart-title {
    font-size: 8.5pt;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 6px 0;
    text-align: center;
  }

  /* Recommendations */
  .print-recs-wrap {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .print-rec-item {
    border-left: 3px solid #7c3aed;
    background: #f8fafc;
    padding: 6px 10px;
    border-radius: 0 4px 4px 0;
  }

  .print-rec-head {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 2px;
  }

  .print-rec-badge {
    font-size: 6.5pt;
    font-weight: 800;
    padding: 1px 5px;
    border-radius: 3px;
    text-transform: uppercase;
  }

  .print-rec-badge.priority-high {
    background: #fee2e2;
    color: #991b1b;
  }

  .print-rec-badge.priority-med {
    background: #fef3c7;
    color: #92400e;
  }

  .print-rec-badge.priority-low {
    background: #ede9fe;
    color: #5b21b6;
  }

  .print-rec-title {
    font-size: 8.5pt;
    color: #0f172a;
  }

  .print-rec-desc {
    font-size: 7.5pt;
    color: #475569;
    margin: 0;
    line-height: 1.35;
  }

  /* Schedule Tables */
  .print-schedule-table thead {
    display: table-header-group;
  }

  .print-schedule-table tr {
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .print-schedule-note {
    font-size: 7.5pt;
    color: #64748b;
    margin: 0 0 6px 0;
  }

  /* Notes & Footer */
  .print-notes-list {
    padding-left: 16px;
    margin: 0;
    font-size: 7.5pt;
    color: #475569;
    line-height: 1.4;
  }

  .print-notes-list li {
    margin-bottom: 4px;
  }

  .print-footer {
    border-top: 1px solid #cbd5e1;
    margin-top: 18px;
    padding-top: 8px;
    display: flex;
    justify-content: space-between;
    font-size: 7pt;
    color: #94a3b8;
    page-break-inside: avoid;
    break-inside: avoid;
  }
}