/* ==========================================================================
   Bayes-Estimation: Components & Layout
   ========================================================================== */

/* App Container */
.app-container {
  max-width: 1420px;
  margin: 0 auto;
  padding: 24px 28px 60px;
  width: 100%;
}

/* Header & Attribution Bar */
.header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.brand-section {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.brand-logo {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 22px;
  box-shadow: var(--shadow-md);
  flex-shrink: 0;
  margin-top: 2px;
}

.brand-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.brand-attribution {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.5;
}

.brand-attribution strong {
  color: var(--text-main);
  font-weight: 700;
}

.brand-attribution a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.brand-attribution a:hover {
  text-decoration: underline;
}

.brand-subtitle {
  font-size: 12.5px;
  color: var(--text-dim);
  font-weight: 500;
  margin-top: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Nav Tabs */
.tabs-navigation {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  overflow-x: auto;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--border-subtle);
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border: 1px solid transparent;
  border-bottom: none;
  background: var(--bg-surface);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

.tab-btn.active {
  color: var(--primary);
  background: var(--bg-surface);
  border-color: var(--border-subtle);
  border-top: 3px solid var(--primary);
  box-shadow: var(--shadow-sm);
}

.tab-badge {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 10px;
  background: var(--primary-subtle);
  color: var(--primary);
  font-weight: 700;
}

/* Module Layout */
.module-panel {
  display: none;
}

.module-panel.active {
  display: block;
}

.panel-grid {
  display: grid;
  grid-template-columns: 390px 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 1080px) {
  .panel-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================================================================
   USER REQUIREMENT:
   - Calculation Dialogues: Light Green Background
   - Estimation Statistics: Light Sky Blue Background
   ========================================================================= */

/* Calculation Dialogues (Left Column) */
.controls-column .card,
.calc-dialogue-card {
  background: var(--calc-bg-card) !important;
  border: 1.5px solid var(--calc-border) !important;
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.08);
  margin-bottom: 20px;
  position: relative;
}

.controls-column .card-header,
.calc-dialogue-card .card-header {
  border-bottom: 1px solid var(--calc-border);
}

.controls-column .card-title,
.calc-dialogue-card .card-title {
  color: var(--calc-header) !important;
  font-size: 15.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.controls-column .input-field {
  background: var(--calc-input-bg) !important;
  border: 1px solid var(--calc-border) !important;
  color: var(--text-main);
}

.controls-column .input-field:focus {
  border-color: #10b981 !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25) !important;
}

/* Estimation Statistics Calculations (Right Column) */
.results-column .card,
.estimation-stats-card {
  background: var(--stats-bg-card) !important;
  border: 1.5px solid var(--stats-border) !important;
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.08);
  margin-bottom: 20px;
  position: relative;
}

.results-column .card-header,
.estimation-stats-card .card-header {
  border-bottom: 1px solid var(--stats-border);
}

.results-column .card-title,
.estimation-stats-card .card-title {
  color: var(--stats-header) !important;
  font-size: 15.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* KPI Summary Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.kpi-card {
  background: var(--stats-bg-card) !important;
  border: 1.5px solid var(--stats-border) !important;
  border-radius: var(--radius-md);
  padding: 15px 18px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 4px rgba(2, 132, 199, 0.06);
}

.kpi-label {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--stats-header);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 23px;
  font-weight: 800;
  color: var(--text-main);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
}

.kpi-subtext {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Chart Canvas Wrapper */
.chart-wrapper {
  background: var(--stats-bg-card) !important;
  border: 1.5px solid var(--stats-border) !important;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  position: relative;
  margin-bottom: 20px;
  box-shadow: 0 1px 6px rgba(2, 132, 199, 0.06);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.chart-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--stats-header);
}

canvas {
  display: block;
  width: 100%;
  height: 320px;
}

/* Formatted Clinical Report Box */
.report-box {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--stats-border);
  border-radius: var(--radius-md);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  max-height: 240px;
  overflow-y: auto;
  color: var(--text-main);
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
}

.status-positive {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success);
}

.status-negative {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger);
}

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

.status-neutral {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning);
}

/* Forms and Inputs */
.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.input-field {
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: all 0.15s ease;
}

textarea.input-field {
  font-family: var(--font-mono);
  font-size: 13px;
  resize: vertical;
  min-height: 80px;
}

select.input-field {
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  font-family: var(--font-sans);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
}

/* Footer & Disclaimers */
.app-footer {
  margin-top: auto;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

.disclaimer-banner {
  background: var(--warning-bg);
  border: 1px solid var(--warning);
  color: var(--text-main);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  font-size: 12.5px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
}
/* ==========================================================================
   Methodology Color Legend Banner
   ========================================================================== */
.methodology-legend-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
}

.legend-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  flex: 1;
  min-width: 300px;
}

.legend-chip-green {
  background: var(--calc-bg-card);
  border: 1.5px solid var(--calc-border);
  color: var(--text-main);
}

.legend-chip-blue {
  background: var(--stats-bg-card);
  border: 1.5px solid var(--stats-border);
  color: var(--text-main);
}

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  flex-shrink: 0;
}

.swatch-green {
  background: #10b981;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
}

.swatch-blue {
  background: #0284c7;
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.3);
}

.legend-title {
  font-weight: 800;
  white-space: nowrap;
}

.legend-chip-green .legend-title {
  color: var(--calc-header);
}

.legend-chip-blue .legend-title {
  color: var(--stats-header);
}

.legend-desc {
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   Interpretation Box: What Results Mean & What They Do NOT Mean
   ========================================================================== */
.interpretation-card {
  background: var(--bg-surface-elevated) !important;
  border: 1.5px solid var(--border-strong) !important;
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  margin-top: 20px;
  box-shadow: var(--shadow-sm);
}

.interpretation-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.interpretation-title {
  font-size: 15.5px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
}

.interpretation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.interp-box {
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.55;
}

.interp-means {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--text-main);
}

.interp-not-means {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--text-main);
}

.interp-box-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 13.5px;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.interp-means .interp-box-title {
  color: #10b981;
}

.interp-not-means .interp-box-title {
  color: #ef4444;
}

.interp-box ul {
  padding-left: 20px;
  margin: 0;
}

.interp-box li {
  margin-bottom: 8px;
}

.interp-box li:last-child {
  margin-bottom: 0;
}

/* Effect Size Callout in KPI Cards */
.kpi-effect-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(2, 132, 199, 0.15);
  color: var(--stats-header);
  margin-top: 4px;
  align-self: flex-start;
}

/* ROPE Explainer Callout Box */
.rope-info-box {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--text-main);
}

.rope-info-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 13px;
  color: #059669;
  margin-bottom: 6px;
}

[data-theme="dark"] .rope-info-header {
  color: #34d399;
}

.rope-info-text {
  margin: 0 0 6px 0;
  color: var(--text-muted);
}

.rope-example {
  background: rgba(0, 0, 0, 0.04);
  padding: 8px 10px;
  border-radius: 4px;
  border-left: 3px solid #10b981;
  font-size: 12px;
  color: var(--text-main);
}

[data-theme="dark"] .rope-example {
  background: rgba(255, 255, 255, 0.05);
}

.rope-example code {
  background: rgba(0, 0, 0, 0.06);
  padding: 1px 4px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
}

[data-theme="dark"] .rope-example code {
  background: rgba(255, 255, 255, 0.1);
}

/* Separate Section Headers for Estimation Statistics vs Bayesian Analysis */
.interp-section-title {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  margin-top: 16px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.interp-section-green {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--calc-header);
}

.interp-section-blue {
  background: rgba(2, 132, 199, 0.12);
  border: 1px solid rgba(2, 132, 199, 0.35);
  color: var(--stats-header);
}

/* ==========================================================================
   Notice / Disclaimer Pop-up Modal Window (Statis-Gravity Match)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 1.5rem;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}

.modal-backdrop.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-card {
  background: var(--bg-surface-elevated, var(--bg-surface));
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  max-width: 520px;
  width: 100%;
  padding: 1.75rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(255, 255, 255, 0.08);
  animation: modalScaleIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScaleIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}