/* ==========================================================================
   MARSLABS INDEPENDENT QUANTITATIVE VERIFICATION PLATFORM
   Institutional Light Mode Design System — CSS Rebuild from Scratch
   ========================================================================== */

:root {
  /* Core Color Tokens */
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-hover: #e2e8f0;
  
  /* Text Tokens */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;
  
  /* Borders */
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-dark: #94a3b8;
  
  /* Purposeful Institutional Green */
  --green-bg-light: #f0fdf4;
  --green-bg-hover: #dcfce7;
  --green-border-light: #86efac;
  --green-primary: #059669;
  --green-dark: #047857;
  --green-text: #059669;

  /* Accent Blue & Warning Red/Gold */
  --blue-primary: #2563eb;
  --blue-bg-light: #eff6ff;
  --blue-border: #93c5fd;
  --red-primary: #dc2626;
  --red-bg-light: #fef2f2;
  --gold-primary: #d97706;
  --gold-bg-light: #fffbeb;

  /* Elevation */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Fonts */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

button, select, input {
  font-family: inherit;
}

/* --------------------------------------------------------------------------
   App Header
   -------------------------------------------------------------------------- */
.app-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-crest {
  width: 40px;
  height: 40px;
  background-color: var(--text-primary);
  color: var(--text-inverse);
  font-weight: 800;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  letter-spacing: -0.5px;
}

.brand-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.brand-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--green-primary);
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: 6px;
  letter-spacing: 0.5px;
}

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

.header-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* --------------------------------------------------------------------------
   Language Switcher Component (English, 日本語, 中国人, हिन्दी)
   -------------------------------------------------------------------------- */
.lang-switcher {
  display: inline-flex;
  align-items: center;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}

.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 9px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  line-height: 1.2;
}

.lang-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.7);
}

.lang-btn.active {
  background-color: var(--bg-surface);
  color: var(--blue-primary);
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.meta-item {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.meta-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.meta-val {
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.status-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  color: var(--green-dark);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
}

.status-pulse {
  width: 8px;
  height: 8px;
  background-color: var(--green-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
}

/* --------------------------------------------------------------------------
   App Main Layout
   -------------------------------------------------------------------------- */
.app-content {
  max-width: 1360px;
  margin: 24px auto 60px;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* Common Section Headers */
.section-title-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
  flex-wrap: wrap;
}

.section-heading {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.section-subtext {
  font-size: 13px;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   HERO SECTION: FULL VIEWPORT WIDTH & HEIGHT (100VW x 100VH)
   -------------------------------------------------------------------------- */
.hero-section {
  width: 100%;
  min-height: calc(100vh - 68px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 44px 28px 36px 28px;
  background: radial-gradient(circle at 50% 20%, rgba(16, 185, 129, 0.08) 0%, rgba(248, 250, 252, 0.85) 55%, #f1f5f9 100%);
  border-bottom: 1px solid var(--border-medium);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
  margin-bottom: 36px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 980px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background-color: rgba(5, 150, 105, 0.09);
  border: 1px solid rgba(5, 150, 105, 0.25);
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 800;
  color: #047857;
  letter-spacing: 0.8px;
  margin-bottom: 14px;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.1);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 10px #10b981;
}

.hero-title {
  font-size: clamp(44px, 5.5vw, 68px);
  font-weight: 900;
  letter-spacing: -2px;
  color: var(--text-primary);
  line-height: 1.05;
  margin-bottom: 12px;
  background: linear-gradient(180deg, #0f172a 20%, #334155 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 24px auto;
}

.hero-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  width: 100%;
  max-width: 860px;
  margin: 0 auto 28px auto;
}

.hero-meta-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: left;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.hero-meta-card:hover {
  transform: translateY(-2px);
  border-color: #10b981;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.12);
}

.hm-icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #e8f7ee;
  color: #059669;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid #d1fae5;
}

.hm-card-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 2px;
  min-width: 0;
}

.hm-label {
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.hm-val {
  font-size: 19px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.3px;
  white-space: nowrap;
}

.hero-actions {
  display: flex;
  justify-content: center;
}

.btn-hero-demo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, #059669 0%, #047857 50%, #064e3b 100%);
  color: #ffffff !important;
  font-size: 16px;
  font-weight: 800;
  padding: 16px 38px;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: 0 6px 22px rgba(5, 150, 105, 0.4);
  transition: all 0.25s ease;
  cursor: pointer;
  letter-spacing: 0.2px;
}

.btn-hero-demo:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(5, 150, 105, 0.55);
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.btn-arrow {
  transition: transform 0.2s ease;
  font-size: 18px;
}

.btn-hero-demo:hover .btn-arrow {
  transform: translateY(3px);
}

.hero-scroll-hint {
  margin-top: 36px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0.75;
}

/* --------------------------------------------------------------------------
   SECTION 1: SIMULATION SETUP
   Clean white rounded container
   -------------------------------------------------------------------------- */
.setup-container {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
}

.setup-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.setup-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.setup-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.setup-mode-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.setup-mode-tag.reference-mode {
  background-color: var(--green-bg-light);
  border-color: var(--green-border-light);
  color: var(--green-dark);
}

.setup-mode-tag.scenario-mode {
  background-color: var(--gold-bg-light);
  border-color: #fde68a;
  color: #92400e;
}

.mode-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: currentColor;
}

/* Primary Setup Grids & Rows */
.setup-row-1 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
}

.setup-row-assets {
  width: 100%;
  margin-bottom: 20px;
}

.setup-row-assets .segmented-control {
  display: flex;
  width: 100%;
  gap: 10px;
  padding: 6px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.setup-row-assets .seg-btn {
  flex: 1;
  padding: 10px 8px;
  min-height: 58px;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  transition: all 0.2s ease;
}

.setup-row-assets .seg-btn:hover {
  border-color: #94a3b8;
  background: #f1f5f9;
}

.setup-row-assets .seg-btn.active {
  background-color: #064e3b !important;
  color: #ffffff !important;
  border: 1px solid #047857 !important;
  box-shadow: 0 3px 8px rgba(6, 78, 59, 0.3);
}

.setup-grid-top,
.setup-grid-bottom {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.control-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.3px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.label-hint {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
}

/* Shiny Green Dropdowns */
.select-wrapper {
  position: relative;
}

.custom-select {
  width: 100%;
  padding: 10px 38px 10px 14px;
  font-size: 13px;
  font-weight: 700;
  color: #ffffff !important;
  background-color: #047857;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"), linear-gradient(135deg, #059669 0%, #047857 55%, #065f46 100%);
  background-repeat: no-repeat, no-repeat;
  background-position: right 14px center, center center;
  background-size: 12px 8px, 100% 100%;
  border: 1px solid #059669;
  border-radius: var(--radius-md);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25), 0 2px 5px rgba(5, 150, 105, 0.25);
  transition: all 0.2s ease;
}

.custom-select:hover {
  background-color: #059669;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"), linear-gradient(135deg, #10b981 0%, #059669 55%, #047857 100%);
  border-color: #10b981;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 4px 10px rgba(5, 150, 105, 0.35);
}

.custom-select:focus {
  outline: none;
  border-color: #34d399;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.35);
}

.custom-select option {
  background-color: #064e3b;
  color: #ffffff;
  padding: 8px 12px;
}

/* Segmented Controls with Dark Green Active State */
.segmented-control {
  display: flex;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 3px;
  gap: 3px;
}

.seg-btn {
  flex: 1;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.seg-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.6);
}

.seg-btn.active {
  background-color: #064e3b !important;
  color: #ffffff !important;
  box-shadow: 0 2px 6px rgba(6, 78, 59, 0.35);
  border: 1px solid #047857;
}

.seg-sub {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
}

.seg-btn.active .seg-sub {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 600;
}

.seg-btn.active .seg-icon {
  color: #34d399 !important;
}

/* --------------------------------------------------------------------------
   MANDATORY ADJUSTABLE ASSUMPTION: GREEN HIGHLIGHTED PANEL
   Dominant visual focus of the setup
   -------------------------------------------------------------------------- */
.cost-assumption-card {
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin: 10px 0 24px;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.cost-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.cost-super-label {
  font-size: 11px;
  font-weight: 800;
  color: var(--green-primary);
  letter-spacing: 0.8px;
  display: block;
  margin-bottom: 2px;
}

.cost-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.cost-explainer {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.cost-readout-pill {
  background-color: var(--bg-surface);
  border: 1px solid var(--green-border-light);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
}

.cost-readout-side,
.cost-readout-rt {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.cr-val {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 800;
  color: var(--green-dark);
}

.cr-unit {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

.cost-readout-divider {
  width: 1px;
  height: 24px;
  background-color: var(--border-light);
}

/* Preset Chips & Custom Input */
.cost-presets-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

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

.chip-btn {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.chip-btn:hover {
  border-color: var(--green-primary);
  color: var(--green-primary);
  background-color: #ffffff;
}

.chip-btn.active {
  background-color: var(--green-primary);
  border-color: var(--green-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}

.custom-cost-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
}

.custom-cost-lbl {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}

.custom-input-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
}

.custom-num-input {
  width: 68px;
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 2px 4px;
  text-align: right;
  border-radius: var(--radius-sm);
}

.custom-num-input:focus {
  outline: none;
  border-color: var(--green-primary);
  background-color: var(--green-bg-light);
}

.input-unit {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Active Asset Information Strip */
.asset-info-strip {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--green-primary);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.asset-pill-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.asset-live-dot {
  width: 8px;
  height: 8px;
  background-color: var(--green-primary);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
}

.asset-pill-left strong {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
}

.asset-feed-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--green-dark);
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.asset-pill-meta {
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 8px;
}

.meta-sep {
  color: var(--border-medium);
}

/* --------------------------------------------------------------------------
   SECTION 2: QUICK RESULT
   Horizontal information rows (NO 7 separate cards!)
   -------------------------------------------------------------------------- */
.quick-summary-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
}

.calc-status-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--green-dark);
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.horizontal-summary-table {
  display: flex;
  flex-direction: column;
}

.summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 6px;
  border-bottom: 1px solid var(--border-light);
  transition: background-color 0.15s ease;
}

.summary-row:last-child {
  border-bottom: none;
}

.summary-row:hover {
  background-color: #fafbfc;
}

.sr-info-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 3px;
  flex: 1;
  min-width: 0;
}

.sr-label {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.sr-explainer {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.4;
}

.sr-val-col {
  flex-shrink: 0;
  text-align: right;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.sr-value {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  white-space: nowrap;
}

.sr-value.positive {
  color: var(--green-primary);
}

.sr-value.negative {
  color: var(--red-primary);
}

.sr-value.accent-blue {
  color: var(--blue-primary);
}

.sr-value.warning {
  color: #b45309;
}

/* --------------------------------------------------------------------------
   SECTION 3: FOUR CORE EXECUTION SCENARIOS
   Cards: light green default, white + green border active
   -------------------------------------------------------------------------- */
.scenarios-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.scenarios-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.scenario-sync-tag {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.scenario-card {
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
  position: relative;
}

.scenario-card:hover {
  background-color: #e6f9ed;
  border-color: var(--green-primary);
}

/* Selected Scenario Card: White background + strong green border + slight offset */
.scenario-card.selected {
  background-color: var(--bg-surface);
  border: 2px solid var(--green-primary);
  box-shadow: 0 4px 12px -2px rgba(5, 150, 105, 0.15);
  transform: translateY(-2px);
}

.sc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.sc-badge {
  font-size: 10px;
  font-weight: 800;
  color: var(--green-dark);
  letter-spacing: 0.5px;
}

.sc-status-pill {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background-color: rgba(5, 150, 105, 0.1);
  color: var(--green-dark);
}

.scenario-card.selected .sc-status-pill {
  background-color: var(--green-primary);
  color: white;
}

.sc-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.sc-rule {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 14px;
  min-height: 34px;
}

.sc-metrics {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(5, 150, 105, 0.15);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sc-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.sc-lbl {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

.sc-val {
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.sc-val-big {
  font-size: 15px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--green-primary);
}

.sc-val-big small {
  margin-left: 4px;
  font-size: 12px;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   SECTION 4: DATA VISUALIZATION
   3 Analytical Chart Modes
   -------------------------------------------------------------------------- */
.visualization-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
}

.viz-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
  flex-wrap: nowrap;
}

.viz-title-block {
  flex: 1 1 auto;
  min-width: 0;
}

.viz-title-block .section-subtext {
  word-wrap: break-word;
  overflow-wrap: break-word;
  line-height: 1.5;
}

.viz-pre-tag {
  font-size: 11px;
  font-weight: 800;
  color: var(--green-primary);
  letter-spacing: 0.5px;
  display: block;
}

/* Mode Switcher Tabs: Fixed on right with eye-catching Light Blue container */
.chart-mode-bar {
  flex-shrink: 0;
  white-space: nowrap;
  display: flex;
  background-color: #dbeafe; /* Light blue highlight */
  border: 1px solid #93c5fd; /* Soft blue border */
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.08);
}

.mode-tab-btn {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  color: #1e40af; /* Rich dark blue */
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.mode-tab-btn:hover {
  background-color: rgba(255, 255, 255, 0.65);
  color: #1d4ed8;
}

.mode-tab-btn.active {
  background-color: #2563eb !important; /* Bold blue active */
  color: #ffffff !important; /* White text */
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
  border: none;
}

.tab-icon {
  font-size: 14px;
  color: #2563eb;
  transition: color 0.15s ease;
}

.mode-tab-btn.active .tab-icon {
  color: #ffffff !important;
}

.tab-label {
  display: inline-block;
}

.mobile-break {
  display: none;
}

/* Toolbar & Date Range Controls */
.chart-controls-toolbar {
  background-color: #fafbfc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.toolbar-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.range-chips-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.range-chip {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.12s ease;
}

.range-chip:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.range-chip.active {
  background-color: var(--text-primary);
  border-color: var(--text-primary);
  color: var(--text-inverse);
}

.custom-range-inputs {
  display: flex;
  align-items: center;
  gap: 8px;
}

.date-input-field {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-date {
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 3px 6px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.btn-reset-range,
.btn-reset-setup {
  background-color: #dc2626;
  color: #ffffff;
  border: 1px solid #b91c1c;
  border-radius: 8px;
  padding: 5px 12px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease-in-out;
  box-shadow: 0 1px 3px rgba(220, 38, 38, 0.25);
}

.btn-reset-setup {
  padding: 6px 14px;
  font-size: 12px;
}

.btn-reset-range:hover,
.btn-reset-setup:hover {
  background-color: #b91c1c;
  border-color: #991b1b;
  box-shadow: 0 2px 6px rgba(185, 28, 28, 0.35);
  transform: translateY(-1px);
}

.btn-reset-range:active,
.btn-reset-setup:active {
  background-color: #991b1b;
  transform: translateY(0);
}

.audit-field-note {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.35;
  display: flex;
  align-items: flex-start;
  gap: 4px;
}

.note-bullet {
  color: var(--green-primary);
  font-size: 13px;
  line-height: 1;
}

.overlay-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.portfolio-leg-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 14px;
  background: #f0fdf4;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid #bbf7d0;
}

.portfolio-leg-title {
  font-size: 11px;
  font-weight: 700;
  color: #15803d;
  text-transform: uppercase;
  white-space: nowrap;
}

.portfolio-leg-btns {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.market-checkboxes-row {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.chk-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

/* Stress Test Controls & Dynamic Alpha Banner */
.stress-test-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.stress-test-header-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.stress-test-label {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #64748b;
  text-transform: uppercase;
}

.stress-btn-group {
  display: inline-flex;
  background: #f1f5f9;
  padding: 2px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  gap: 2px;
}

.btn-stress-test {
  border: none;
  background: transparent;
  color: #475569;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-stress-test:hover {
  background: rgba(255, 255, 255, 0.6);
  color: #0f172a;
}

.btn-stress-test.active[data-stress="baseline"] {
  background: #059669;
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(5, 150, 105, 0.3);
}

.btn-stress-test.active[data-stress="inverted"] {
  background: #dc2626;
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(220, 38, 38, 0.3);
}

.btn-stress-test.active[data-stress="cointoss"] {
  background: #475569;
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(71, 85, 105, 0.3);
}

.stress-compare-toggle {
  font-size: 11.5px;
  font-weight: 700;
  color: #334155;
  cursor: pointer;
  margin-left: 4px;
}

.stress-proof-banner {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.45;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
  transition: all 0.2s ease;
}

.stress-proof-banner.theme-baseline {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #166534;
}

.stress-proof-banner.theme-inverted {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.stress-proof-banner.theme-cointoss {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: #334155;
}

.stress-proof-banner.theme-compare {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1e40af;
}

.spb-icon {
  font-size: 15px;
  flex-shrink: 0;
}

.spb-text {
  flex: 1;
}

.dataset-scope-strip {
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.scope-icon {
  color: var(--green-primary);
  font-size: 14px;
}

/* Main Canvas Wrapper */
.main-chart-wrapper {
  position: relative;
  height: 440px;
  width: 100%;
  margin-bottom: 24px;
}

/* Step-by-Step Proof Inspector */
.trade-proof-inspector {
  background-color: #fafafa;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  border-top: 3px solid var(--green-primary);
}

.inspector-badge {
  font-size: 10px;
  font-weight: 800;
  color: var(--green-primary);
  letter-spacing: 0.8px;
  margin-bottom: 2px;
}

.inspector-headline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 8px;
}

.inspector-headline h4 {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
}

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

.inspector-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.insp-step-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.insp-step-box.highlighted {
  border-color: var(--green-border-light);
  background-color: var(--green-bg-light);
}

.step-num {
  font-size: 10px;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.step-main {
  font-size: 15px;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.step-meta {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.step-detail {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.step-badge-tag {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 6px;
  padding: 2px 6px;
  background-color: var(--bg-subtle);
  border-radius: 4px;
  align-self: flex-start;
}

.step-badge-tag.tag-success {
  background-color: var(--green-primary);
  color: white;
}

/* --------------------------------------------------------------------------
   SECTION 5: COST SENSITIVITY
   -------------------------------------------------------------------------- */
.cost-sensitivity-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
}

.cost-indicator-pill {
  font-size: 12px;
  font-weight: 600;
  color: var(--green-dark);
  background-color: var(--green-bg-light);
  border: 1px solid var(--green-border-light);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

.cost-chart-wrapper {
  position: relative;
  height: 340px;
  width: 100%;
  margin: 16px 0 14px;
}

.cost-chart-legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 10px;
  border-top: 1px solid var(--border-light);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.leg-color {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.leg-s1 { background-color: #059669; }
.leg-s2 { background-color: #2563eb; }
.leg-s3 { background-color: #d97706; }
.leg-s4 { background-color: #7c3aed; }

/* --------------------------------------------------------------------------
   SECTION 6: ADVANCED ANALYSIS DISCLOSURES
   -------------------------------------------------------------------------- */
.advanced-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.adv-disclosure {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.adv-summary {
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  background-color: var(--bg-surface);
  user-select: none;
  transition: background-color 0.15s ease;
}

.adv-summary:hover {
  background-color: #f8fafc;
}

.summary-title {
  font-size: 15px;
  color: var(--text-primary);
}

.summary-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.adv-content {
  padding: 20px;
  border-top: 1px solid var(--border-light);
  background-color: #ffffff;
}

.adv-p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Data Tables */
.table-responsive {
  overflow-x: auto;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.data-table th {
  background-color: #f8fafc;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-light);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

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

.data-table tbody tr:hover {
  background-color: #f8fafc;
}

/* Ledger Toolbar */
.ledger-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.ledger-filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.ledger-search-input {
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 12px;
  width: 260px;
}

.ledger-search-input:focus {
  outline: none;
  border-color: var(--green-primary);
}

.ledger-select {
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 12px;
  background-color: white;
}

.btn-export-csv {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn-export-csv:hover {
  background-color: var(--bg-hover);
}

.ledger-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  gap: 12px;
  flex-wrap: wrap;
}

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

.pagination-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-page {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-page:hover:not(:disabled) {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.btn-page:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-current {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 0 6px;
}

/* Methodology Grid */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.methodology-card {
  background-color: #fafbfc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.methodology-card h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.methodology-card p,
.methodology-card li {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.methodology-card ul {
  padding-left: 18px;
  margin-top: 6px;
}

.methodology-card code {
  font-family: var(--font-mono);
  background-color: var(--bg-subtle);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 11px;
}

/* --------------------------------------------------------------------------
   App Footer
   -------------------------------------------------------------------------- */
.app-footer {
  border-top: 1px solid var(--border-light);
  background-color: var(--bg-surface);
  padding: 20px 24px;
  margin-top: auto;
}

.footer-container {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-left strong {
  color: var(--text-secondary);
  font-size: 12px;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .setup-row-1 {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .setup-row-assets .segmented-control {
    flex-wrap: wrap;
  }

  .setup-row-assets .seg-btn {
    min-width: 140px;
  }

  .setup-grid-top,
  .setup-grid-bottom {
    grid-template-columns: 1fr;
  }

  .scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .summary-row {
    grid-template-columns: 160px 140px 1fr;
  }

  .inspector-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .methodology-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-meta {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .scenarios-grid {
    grid-template-columns: 1fr;
  }

  .inspector-steps-grid {
    grid-template-columns: 1fr;
  }

  .chart-controls-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-chart-wrapper {
    height: 320px;
  }
}

/* ==========================================================================
   UX REFACTORING EXTENSIONS: CLARITY, CAUSE-AND-EFFECT & DIVE DEEPER
   ========================================================================== */

/* 1. Control Explanatory Hints (WHAT I CHANGE -> WHAT IT DOES) */
.control-hint {
  font-size: 11.5px;
  line-height: 1.45;
  color: var(--text-secondary);
  margin-top: 6px;
  padding: 6px 10px;
  background: rgba(0, 0, 0, 0.025);
  border-left: 3px solid var(--green-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  display: block;
}

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

/* 2. DIVE DEEPER Buttons (Navbar & Section Card) */
.btn-dive-deeper-nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #2563eb !important;
  color: #ffffff !important;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none !important;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
  border: 1px solid #1d4ed8;
  transition: all 0.15s ease;
}

.btn-dive-deeper-nav:hover {
  background: #1d4ed8 !important;
  color: #ffffff !important;
  transform: translateY(-1px);
}

.btn-dive-deeper-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%) !important;
  color: #ffffff !important;
  padding: 22px 28px;
  border-radius: var(--radius-lg);
  text-decoration: none !important;
  margin: 24px 0;
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.35);
  border: 1px solid #1d4ed8;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-dive-deeper-card:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #3b82f6 100%) !important;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -5px rgba(37, 99, 235, 0.45);
}

.dive-deeper-banner {
  background: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
  border: 1px solid #1d4ed8;
  border-radius: var(--radius-lg);
  padding: 20px 28px;
  color: #ffffff !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.3);
  text-decoration: none !important;
  transition: all 0.2s ease;
  margin: 12px 0 24px 0;
  cursor: pointer;
}

.dive-deeper-banner:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -5px rgba(37, 99, 235, 0.45);
  background: linear-gradient(135deg, #1d4ed8 0%, #3b82f6 100%);
}

.dd-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dd-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.dd-title {
  font-size: 17px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.2px;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dd-badge {
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.dd-subtitle {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.4;
  margin: 0;
}

.dd-button-pill {
  background: #ffffff;
  color: #1e40af;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 20px;
  border-radius: 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
  transition: transform 0.15s ease;
}

.dive-deeper-banner:hover .dd-button-pill {
  transform: translateX(4px);
}

/* 3. ASSUMPTIONS -> EXECUTION -> RESULTS Visual Flow Strip */
.flow-relation-strip {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.flow-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 10px;
}

.flow-title {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 6px;
}

.flow-active-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--green-bg-light);
  color: var(--green-dark);
  border: 1px solid var(--green-border-light);
}

.flow-pill-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.flow-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.flow-item-lbl {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10.5px;
}

.flow-item-val {
  color: var(--text-primary);
  font-weight: 700;
  font-family: var(--font-mono);
}

.flow-arrow-sep {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 14px;
}

/* 4. WHAT CHANGED? (Cause -> Effect Live Delta Tracker) */
.what-changed-card {
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-left: 4px solid #2563eb;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.wc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.wc-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.wc-badge {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
  font-size: 10.5px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.wc-change-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
}

.wc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.wc-chip {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.wc-chip-lbl {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.wc-chip-vals {
  font-size: 13px;
  font-family: var(--font-mono);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.wc-prev {
  color: var(--text-muted);
  text-decoration: line-through;
  font-size: 11.5px;
}

.wc-arr {
  color: #2563eb;
  font-size: 11px;
}

.wc-curr {
  color: var(--text-primary);
}

.wc-curr.pos {
  color: var(--green-dark);
}

.wc-curr.neg {
  color: var(--red-primary);
}

/* 5. Separate Models Architecture: Core vs Full House */
.models-split-container {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.model-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-light);
}

.model-category-title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.2px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.model-category-badge {
  font-size: 10.5px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
}

.badge-core {
  background: var(--green-bg-light);
  color: var(--green-dark);
  border: 1px solid var(--green-border-light);
}

.badge-exp {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.exp-model-card {
  background: var(--bg-surface);
  border: 1px solid #fde68a;
  border-top: 3px solid #d97706;
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

/* Audited Tag Badges */
.tag-gain {
  background-color: var(--green-bg-light) !important;
  color: var(--green-dark) !important;
  border: 1px solid var(--green-border-light) !important;
  font-weight: 700 !important;
}

.tag-loss {
  background-color: var(--red-bg-light) !important;
  color: var(--red-primary) !important;
  border: 1px solid #fecaca !important;
  font-weight: 700 !important;
}

/* ==========================================================================
   ENHANCED LAYOUT: BOTTOM RESET BUTTON, COMPACT SCENARIOS & ACCORDION
   ========================================================================== */

/* 1. Prominent Setup Reset Button at Very Bottom (All Devices) */
.setup-bottom-actions {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: center;
  width: 100%;
}

.btn-reset-setup-large {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 40px;
  background-color: #dc2626 !important; /* Bright red */
  color: #ffffff !important;           /* White text */
  border: 1px solid #b91c1c !important;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 3px 8px rgba(220, 38, 38, 0.28);
}

.btn-reset-setup-large:hover {
  background-color: #b91c1c !important;
  border-color: #991b1b !important;
  transform: translateY(-1px);
}

/* 2. Compact 1-Row Core Scenarios Section */
.scenarios-compact-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 22px 0;
  box-shadow: var(--shadow-sm);
}

.scenarios-compact-header {
  margin-bottom: 12px;
}

.sc-compact-title {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.3px;
  margin: 0 0 2px;
}

.sc-compact-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.scenarios-compact-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sc-compact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 16px;
  background: #f8fafc;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.sc-compact-row:hover {
  background: #f1f5f9;
  border-color: var(--border-medium);
  transform: translateX(2px);
}

.sc-compact-row.selected {
  background: var(--green-bg-light) !important;
  border-color: var(--green-primary) !important;
  box-shadow: 0 0 0 1px var(--green-primary);
}

.sc-row-badge {
  font-size: 11px;
  font-weight: 800;
  color: var(--text-secondary);
  background: rgba(0,0,0,0.05);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.sc-compact-row.selected .sc-row-badge {
  background: var(--green-dark);
  color: #ffffff;
}

.sc-row-main {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.sc-row-name {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.sc-row-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

.sc-row-stats {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sc-stat-pill {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  background: #ffffff;
  border: 1px solid var(--border-light);
  padding: 3px 8px;
  border-radius: 4px;
  white-space: nowrap;
}

.sc-compact-row.selected .sc-stat-pill {
  background: #ffffff;
}

.sc-stat-pill.stat-perf {
  font-weight: 700;
  color: var(--green-dark);
}

.sc-row-action {
  flex-shrink: 0;
}

.sc-compact-row .sc-status-pill {
  font-size: 10.5px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 20px;
  background: #e2e8f0;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  transition: all 0.15s ease;
}

.sc-compact-row.selected .sc-status-pill {
  background: var(--green-dark);
  color: #ffffff;
}

/* 3. Mobile Dropdown Controls (Hidden on desktop) */
.cost-presets-mobile,
.month-range-mobile {
  display: none;
}

.custom-range-date-fields {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* 4. Expandable Advanced Verification: White when closed, Light Green when open */
.adv-disclosure {
  background-color: #ffffff !important;
  border: 1.5px solid var(--border-light) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.adv-disclosure:not([open]) {
  background-color: #ffffff !important;
  border-color: var(--border-light) !important;
}

.adv-disclosure:not([open]) .adv-summary {
  background-color: #ffffff !important;
}

.adv-disclosure[open] {
  background-color: #ecfdf5 !important; /* Light Green */
  border-color: #a7f3d0 !important;
}

.adv-disclosure[open] .adv-summary {
  background-color: #ecfdf5 !important;
  border-bottom: 1px solid #a7f3d0 !important;
}

.adv-disclosure[open] .adv-content {
  background-color: #ecfdf5 !important;
}

/* ==========================================================================
   MOBILE RESPONSIVENESS (max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {
  /* 1. Mobile Navbar */
  .app-header {
    padding: 10px 14px !important;
  }

  .header-container {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100% !important;
    padding: 0 !important;
    gap: 8px !important;
  }

  .brand-block {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    gap: 8px !important;
  }

  .brand-crest {
    width: 28px !important;
    height: 28px !important;
    font-size: 13px !important;
    border-radius: 5px !important;
    flex-shrink: 0 !important;
  }

  .brand-name {
    font-size: 15px !important;
    font-weight: 800 !important;
    letter-spacing: -0.3px !important;
    white-space: nowrap !important;
  }

  .brand-tag,
  .brand-sub,
  #topStatusBadge {
    display: none !important;
  }

  .header-meta {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
    gap: 6px !important;
    flex-wrap: nowrap !important;
  }

  .lang-switcher {
    display: inline-flex !important;
    padding: 2px !important;
    flex-shrink: 0 !important;
  }

  .lang-btn {
    padding: 4px 6px !important;
    font-size: 10.5px !important;
  }

  .btn-dive-deeper-nav {
    padding: 5px 10px !important;
    font-size: 11px !important;
    gap: 4px !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  .dd-nav-back {
    padding: 5px 10px !important;
    font-size: 11px !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
  }

  /* 2. Mobile Hero Section */
  .hero-section {
    padding: 20px 14px 26px !important;
    min-height: auto !important;
    margin-bottom: 20px !important;
  }

  .hero-badge {
    margin-bottom: 10px !important;
    padding: 4px 12px !important;
  }

  .hero-title {
    font-size: 30px !important;
    margin-bottom: 6px !important;
  }

  .hero-subtitle {
    font-size: 13px !important;
    line-height: 1.45 !important;
    margin-bottom: 16px !important;
    max-width: 100% !important;
  }

  .hero-metrics-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
    width: 100% !important;
    max-width: 100% !important;
    margin-bottom: 16px !important;
  }

  .hero-meta-card {
    width: 100% !important;
    padding: 10px 14px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 12px !important;
    text-align: left !important;
    border-radius: 10px !important;
    background: #ffffff !important;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03) !important;
  }

  .hm-icon-badge {
    width: 36px !important;
    height: 36px !important;
  }

  .hm-icon-badge svg {
    width: 18px !important;
    height: 18px !important;
  }

  .hm-label {
    font-size: 9.5px !important;
    font-weight: 700 !important;
    letter-spacing: 0.6px !important;
    color: #64748b !important;
  }

  .hm-val {
    font-size: 15px !important;
    font-weight: 800 !important;
    color: #0f172a !important;
    text-align: left !important;
  }

  .hero-key-metrics {
    width: 100% !important;
    max-width: 100% !important;
    margin: 2px auto 18px auto !important;
  }

  .hero-key-metric-row {
    padding: 8px 2px !important;
  }

  .hkm-left {
    gap: 10px !important;
  }

  .hkm-check-badge {
    width: 20px !important;
    height: 20px !important;
  }

  .hkm-check-badge svg {
    width: 11px !important;
    height: 11px !important;
  }

  .hkm-label {
    font-size: 12px !important;
  }

  .hkm-val {
    font-size: 13px !important;
    padding: 2px 8px !important;
  }

  .btn-hero-demo {
    padding: 11px 22px !important;
    font-size: 13px !important;
    border-radius: 10px !important;
  }

  /* 3. Mobile Simulation Setup & Trading Cost BPS */
  .setup-container {
    padding: 16px 14px !important;
  }

  .setup-grid-top,
  .setup-grid-bottom {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .cost-assumption-card {
    padding: 14px !important;
  }

  .cost-card-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 10px !important;
  }

  .cost-readout-pill {
    width: 100% !important;
    justify-content: space-around !important;
  }

  /* Hide individual chip buttons on mobile; show dropdown instead */
  .preset-chips-group {
    display: none !important;
  }

  .cost-presets-mobile {
    display: block !important;
    width: 100% !important;
    margin-bottom: 12px !important;
  }

  .cost-presets-row {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .custom-cost-box {
    width: 100% !important;
    justify-content: space-between !important;
  }

  .custom-cost-box .custom-input-wrap {
    flex: 1 !important;
    max-width: 180px !important;
  }

  .setup-bottom-actions {
    margin-top: 18px !important;
    padding-top: 14px !important;
  }

  .btn-reset-setup-large {
    width: 100% !important;
    padding: 12px 24px !important;
  }

  /* 4. Mobile Quick Verification Table */
  .quick-summary-section {
    padding: 14px !important;
  }

  .summary-row {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 14px !important;
    padding: 12px 2px !important;
  }

  .sr-info-col {
    display: flex !important;
    flex-direction: column !important;
    gap: 3px !important;
    flex: 1 !important;
    min-width: 0 !important;
    text-align: left !important;
  }

  .sr-label {
    font-size: 11.5px !important;
    font-weight: 800 !important;
    letter-spacing: 0.2px !important;
  }

  .sr-explainer {
    font-size: 10.5px !important;
    line-height: 1.35 !important;
    color: var(--text-muted) !important;
  }

  .sr-val-col {
    flex-shrink: 0 !important;
    text-align: right !important;
  }

  .sr-value {
    font-size: 17.5px !important;
    font-weight: 800 !important;
  }

  /* 5. Mobile Compact Scenarios */
  .sc-compact-row {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
    padding: 12px 14px !important;
    position: relative !important;
  }

  .sc-row-badge {
    align-self: flex-start !important;
  }

  .sc-row-main {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 3px !important;
    padding-right: 70px !important;
  }

  .sc-row-name {
    font-size: 14px !important;
  }

  .sc-row-desc {
    font-size: 11.5px !important;
    line-height: 1.4 !important;
  }

  .sc-row-stats {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px !important;
  }

  .sc-row-action {
    position: absolute !important;
    top: 12px !important;
    right: 12px !important;
    margin-top: 0 !important;
  }

  /* 6. Mobile Data Visualization Engine (Buttons below headlines) */
  .visualization-section {
    padding: 14px !important;
  }

  .viz-header {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 14px !important;
  }

  .viz-title-block {
    width: 100% !important;
    max-width: 100% !important;
  }

  .section-heading {
    font-size: 18px !important;
    word-break: normal !important;
    white-space: normal !important;
  }

  .section-subtext {
    font-size: 12px !important;
    line-height: 1.45 !important;
    word-break: normal !important;
    white-space: normal !important;
  }

  .chart-mode-bar {
    width: 100% !important;
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 3px !important;
    padding: 3px !important;
    background-color: #dbeafe !important;
    border: 1px solid #93c5fd !important;
    border-radius: 9px !important;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.08) !important;
  }

  .mode-tab-btn {
    width: 100% !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 6px 2px !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
    text-align: center !important;
    gap: 4px !important;
    border-radius: 7px !important;
    min-height: 42px !important;
    color: #1e40af !important;
  }

  .mode-tab-btn.active {
    background-color: #2563eb !important;
    color: #ffffff !important;
  }

  .mode-tab-btn .tab-icon {
    font-size: 12px !important;
    flex-shrink: 0 !important;
  }

  .mode-tab-btn.active .tab-icon {
    color: #ffffff !important;
  }

  .tab-label {
    display: inline-block !important;
    text-align: center !important;
  }

  .mobile-break {
    display: block !important;
  }

  /* 7. Mobile Date Range & Reset Button */
  .range-chips-group {
    display: none !important;
  }

  .month-range-mobile {
    display: block !important;
    width: 100% !important;
    margin-bottom: 10px !important;
  }

  .chart-controls-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
    padding: 12px !important;
  }

  .custom-range-inputs {
    flex-direction: column !important;
    align-items: stretch !important;
    width: 100% !important;
    gap: 10px !important;
  }

  .custom-range-date-fields {
    width: 100% !important;
    display: flex !important;
    gap: 8px !important;
  }

  .date-input-field {
    flex: 1 !important;
  }

  .date-input-field input {
    width: 100% !important;
    font-size: 12px !important;
    padding: 6px 8px !important;
  }

  .btn-reset-range {
    width: 100% !important;
    margin-left: 0 !important;
    padding: 9px 14px !important;
    font-size: 12.5px !important;
  }

  /* Overlay controls visibility guard */
  .overlay-controls[style*="display: none"],
  #overlaysMarket[style*="display: none"],
  #overlaysProfit[style*="display: none"],
  #portfolioLegSelector[style*="display: none"] {
    display: none !important;
  }

  /* Market & Signals Overlays (Mobile: Full Width Inspect Component + Checkboxes on New Line) */
  #overlaysMarket:not([style*="display: none"]) {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
    box-sizing: border-box !important;
  }

  .portfolio-leg-box {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    margin-right: 0 !important;
    padding: 8px 12px !important;
    box-sizing: border-box !important;
    border-radius: 8px !important;
  }

  .portfolio-leg-title {
    font-size: 11px !important;
    font-weight: 800 !important;
  }

  .portfolio-leg-btns {
    display: flex !important;
    gap: 6px !important;
  }

  .portfolio-leg-btns .btn-leg-toggle {
    padding: 5px 10px !important;
    font-size: 11px !important;
  }

  .market-checkboxes-row {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 16px !important;
    flex-wrap: wrap !important;
    padding: 2px 2px !important;
    box-sizing: border-box !important;
  }

  /* Profit Curve Overlays & Alpha Stress-Test (Mobile: Perfectly Contained Within Div) */
  #overlaysProfit:not([style*="display: none"]) {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
    box-sizing: border-box !important;
  }

  .profit-mode-radios {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 12px !important;
    flex-wrap: wrap !important;
    box-sizing: border-box !important;
  }

  .stress-test-wrapper {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 8px !important;
    box-sizing: border-box !important;
  }

  .stress-test-header-row {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    box-sizing: border-box !important;
  }

  .stress-btn-group {
    width: 100% !important;
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 2px !important;
    box-sizing: border-box !important;
    padding: 2px !important;
  }

  .btn-stress-test {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    padding: 5px 2px !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    line-height: 1.2 !important;
    white-space: normal !important;
    word-break: normal !important;
    min-height: 38px !important;
    box-sizing: border-box !important;
  }

  .stress-compare-toggle {
    margin-left: 0 !important;
  }

  /* 8. Mobile Main Chart Wrapper & Trade Inspector */
  .main-chart-wrapper {
    height: 380px !important;
  }

  .inspector-steps-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  /* 9. Mobile Dive Deeper Banner Card */
  .btn-dive-deeper-card {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 14px !important;
    padding: 16px 14px !important;
  }

  .btn-dive-deeper-card > div:last-child {
    text-align: center !important;
  }
}

/* ==========================================================================
   Hero Key Metrics Scorecard (Image 2 Style: Short, Clean, Multicolored Highlights)
   ========================================================================== */
.hero-key-metrics {
  width: 100%;
  max-width: 520px;
  margin: 0 auto 28px auto;
  display: flex;
  flex-direction: column;
}

.hero-key-metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 4px;
  border-bottom: 1px solid #edf2f7;
  transition: background-color 0.15s ease;
}

.hero-key-metric-row:last-child {
  border-bottom: none;
}

.hkm-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hkm-check-badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #e8f7ee;
  color: #059669;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid #d1fae5;
}

.hkm-check-badge svg {
  width: 12px;
  height: 12px;
}

.hkm-label {
  font-size: 13.5px;
  font-weight: 600;
  color: #475569;
  letter-spacing: -0.1px;
}

.hkm-val {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 10px;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.2px;
  white-space: nowrap;
}

.hkm-val.green {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.hkm-val.blue {
  background: #f0f9ff;
  color: #0369a1;
  border: 1px solid #bae6fd;
}

.hkm-val.indigo {
  background: #eef2ff;
  color: #4338ca;
  border: 1px solid #c7d2fe;
}

.hkm-val.amber {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}

@media (max-width: 640px) {
  .hero-key-metrics {
    margin: 2px auto 18px auto;
  }
  .hero-key-metric-row {
    padding: 8px 2px;
  }
  .hkm-left {
    gap: 10px;
  }
  .hkm-check-badge {
    width: 20px;
    height: 20px;
  }
  .hkm-check-badge svg {
    width: 11px;
    height: 11px;
  }
  .hkm-label {
    font-size: 12px;
  }
  .hkm-val {
    font-size: 12.5px;
    padding: 2px 8px;
  }
}

/* ==========================================================================
   Monthly Performance Tear-Sheet Matrix
   ========================================================================== */
.monthly-matrix-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-sm);
}

.monthly-table-card {
  margin-top: 16px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.monthly-table {
  width: 100%;
  border-collapse: collapse;
}

.monthly-table th {
  background: #f8fafc;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-medium);
}

.monthly-table td {
  padding: 12px 16px;
  font-size: 13.5px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

.monthly-table tbody tr:hover {
  background: #f8fafc;
}

.badge-profit {
  background: #dcfce7;
  color: #15803d;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid #86efac;
}

.badge-loss {
  background: #fee2e2;
  color: #b91c1c;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid #fca5a5;
}