/* ═════════════════════════════════════════════════════════════════════════════
   SmartReconcile AI — Enterprise Design System (UI/UX Pro Max Methodology)
   Theme: Modern Enterprise SaaS / Pro ERP (Dense, Clean, Restrained, WCAG AA+)
   ═════════════════════════════════════════════════════════════════════════════ */

:root {
  /* Surfaces & Canvas */
  --bg-app: #080C14;
  --bg-sidebar: #0D131F;
  --bg-header: rgba(13, 19, 31, 0.9);
  --bg-panel: #111827;
  --bg-card: #141E30;
  --bg-card-hover: #1A263D;
  --bg-card-subtle: #0E1626;
  --bg-row-alt: rgba(255, 255, 255, 0.012);
  
  /* Structural Borders */
  --border-subtle: #1E293B;
  --border-card: #25334A;
  --border-focus: #3B82F6;
  --divider: rgba(255, 255, 255, 0.05);

  /* Primary Accent */
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-subtle: rgba(37, 99, 235, 0.12);
  --primary-border: rgba(37, 99, 235, 0.3);

  /* Semantic Status Tokens */
  --emerald: #10B981;
  --emerald-bg: rgba(16, 185, 129, 0.1);
  --emerald-border: rgba(16, 185, 129, 0.25);

  --amber: #F59E0B;
  --amber-bg: rgba(245, 158, 11, 0.1);
  --amber-border: rgba(245, 158, 11, 0.25);

  --rose: #F43F5E;
  --rose-bg: rgba(244, 63, 94, 0.1);
  --rose-border: rgba(244, 63, 94, 0.25);

  --indigo: #6366F1;
  --indigo-bg: rgba(99, 102, 241, 0.1);
  --indigo-border: rgba(99, 102, 241, 0.25);

  --sky: #0EA5E9;
  --sky-bg: rgba(14, 165, 233, 0.1);
  --sky-border: rgba(14, 165, 233, 0.25);

  /* Text Hierarchies */
  --text-main: #F8FAFC;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;
  --text-dim: #64748B;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing Scale (High Density 8/10 Scale) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 20px;
  --space-2xl: 28px;

  /* Restrained Radii */
  --radius-xs: 3px;
  --radius-sm: 5px;
  --radius-md: 8px;
  --radius-lg: 10px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-modal: 0 20px 35px -5px rgba(0, 0, 0, 0.7);
}

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

html, body {
  height: 100%;
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  font-size: 13px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

.font-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.text-white { color: #fff; }
.text-emerald { color: var(--emerald); }
.text-amber { color: var(--amber); }
.text-rose { color: var(--rose); }

/* ── Application Shell Layout ── */
.app-layout {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* ── Left Sidebar (240px) ── */
.app-sidebar {
  width: 240px;
  flex-shrink: 0;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  user-select: none;
  z-index: 50;
}

.sidebar-header {
  padding: 16px 14px;
  border-bottom: 1px solid var(--border-subtle);
}

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

.brand-icon {
  width: 28px;
  height: 28px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.brand-svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.2px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 4px;
}

.ai-badge {
  font-size: 9px;
  font-weight: 700;
  background: var(--primary-subtle);
  color: #93C5FD;
  border: 1px solid var(--primary-border);
  padding: 1px 4px;
  border-radius: 3px;
}

.brand-org {
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 500;
}

.brand-tagline {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 8px;
  padding: 4px 6px;
  background: var(--bg-card-subtle);
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
  font-weight: 500;
}

/* Sidebar Navigation Items */
.sidebar-nav {
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 10px 8px 4px 8px;
}

.sidebar-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  background: transparent;
  border: 1px solid transparent;
  width: 100%;
  text-align: left;
}

.sidebar-item:hover {
  background: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-subtle);
}

.sidebar-item.active {
  background: var(--primary-subtle);
  color: #93C5FD;
  font-weight: 600;
  border-color: var(--primary-border);
}

.item-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-svg-icon {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.item-counter {
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.item-counter.counter-alert {
  background: var(--rose-bg);
  border-color: var(--rose-border);
  color: var(--rose);
}

/* Sidebar Footer */
.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-card-subtle);
}

.model-spec-box {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.model-spec-title {
  color: var(--text-dim);
  text-transform: uppercase;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.model-spec-val {
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.model-spec-meta {
  font-size: 10px;
  color: var(--text-dim);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald);
  display: inline-block;
}

/* ── Main Application Surface ── */
.app-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--bg-app);
}

/* ── Top Header Control Bar ── */
.app-header {
  height: 50px;
  background-color: var(--bg-header);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  flex-shrink: 0;
  z-index: 40;
}

.header-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
}

.crumb-root {
  color: var(--text-dim);
  font-weight: 500;
}

.crumb-sep {
  color: var(--text-dim);
  font-size: 11px;
}

.crumb-active {
  color: var(--text-main);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.system-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  color: var(--text-muted);
}

.pill-divider {
  color: var(--text-dim);
}

/* ── Standard Button Hierarchy ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  outline: none;
  white-space: nowrap;
}

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

.btn-outline {
  background-color: var(--bg-card);
  border-color: var(--border-card);
  color: var(--text-secondary);
}
.btn-outline:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-success {
  background-color: var(--emerald-bg);
  color: var(--emerald);
  border-color: var(--emerald-border);
}
.btn-success:hover {
  background-color: rgba(16, 185, 129, 0.25);
  color: #fff;
}

.btn-danger {
  background-color: var(--rose-bg);
  color: var(--rose);
  border-color: var(--rose-border);
}
.btn-danger:hover {
  background-color: rgba(244, 63, 94, 0.25);
}

.btn-sm {
  padding: 3px 8px;
  font-size: 11px;
}

/* ── Workspace Scroll Surface ── */
.workspace-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 14px 20px 40px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Scenario Selection Bar ── */
.scenario-bar {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.scenario-bar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.category-pills {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.filter-pill {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-pill:hover {
  background: var(--bg-card-hover);
  color: var(--text-main);
}

.filter-pill.active {
  background: var(--primary-subtle);
  color: #93C5FD;
  border-color: var(--primary-border);
  font-weight: 600;
}

.scenario-meta-text {
  font-size: 11px;
  color: var(--text-dim);
}

.scenario-chips-container {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.scenario-chips-container::-webkit-scrollbar {
  height: 3px;
}
.scenario-chips-container::-webkit-scrollbar-thumb {
  background: var(--border-card);
  border-radius: 999px;
}

.scenario-chip {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  padding: 4px 9px;
  border-radius: var(--radius-xs);
  font-size: 11.5px;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.scenario-chip:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
  border-color: var(--border-card);
}

.scenario-chip.active {
  background-color: #1E293B;
  color: #fff;
  border-color: var(--primary);
}

/* ── Operational Summary & Banner ── */
.invoice-banner {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.inv-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.inv-vendor-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.inv-meta-list {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 3px;
}

.meta-sep {
  color: var(--text-dim);
}

.state-pending {
  color: var(--amber);
}

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

.metric-inline-group {
  display: flex;
  align-items: center;
  gap: 12px;
  border-right: 1px solid var(--border-subtle);
  padding-right: 14px;
}

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

.metric-label {
  font-size: 9.5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  font-weight: 600;
}

.metric-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

.action-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 1px 6px;
  border-radius: var(--radius-xs);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.badge-matched {
  background-color: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.badge-ambiguous {
  background-color: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

.badge-unmatched {
  background-color: var(--rose-bg);
  color: var(--rose);
  border: 1px solid var(--rose-border);
}

.badge-staging {
  background-color: var(--indigo-bg);
  color: #A5B4FC;
  border: 1px solid var(--indigo-border);
  font-size: 10px;
}

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

.badge-indigo {
  background-color: var(--indigo-bg);
  color: #A5B4FC;
  border: 1px solid var(--indigo-border);
}

.badge-purple {
  background-color: #1E1B4B;
  color: #C084FC;
  border: 1px solid rgba(192, 132, 252, 0.3);
}

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

.badge-reviewer {
  background-color: rgba(30, 41, 59, 0.8);
  color: #E2E8F0;
  border: 1px solid rgba(148, 163, 184, 0.3);
  font-weight: 500;
  text-transform: none;
  font-size: 11px;
}

.route-tag {
  display: inline-flex;
  align-items: center;
  padding: 1px 5px;
  border-radius: 2px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.route-tag.semantic {
  background-color: #1E1B4B;
  color: #818CF8;
  border: 1px solid rgba(129, 140, 248, 0.3);
}

.route-tag.lexical {
  background-color: #1E293B;
  color: #94A3B8;
  border: 1px solid rgba(148, 163, 184, 0.25);
}

/* ── Primary Reconciliation Operations Table (High-Density) ── */
.reconciliation-panel {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.table-header-grid {
  display: grid;
  grid-template-columns: 4.8fr 2.4fr 4.8fr;
  padding: 8px 14px;
  background-color: var(--bg-card-subtle);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  position: sticky;
  top: 0;
  z-index: 2;
}

.table-header-grid > div:nth-child(2) {
  border-left: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
  padding: 0 12px;
}

.table-header-grid > div:nth-child(3) {
  padding-left: 12px;
}

.th-cell {
  display: flex;
  align-items: center;
}

.reconciliation-rows {
  display: flex;
  flex-direction: column;
}

.recon-row {
  display: grid;
  grid-template-columns: 4.8fr 2.4fr 4.8fr;
  padding: 10px 14px;
  border-bottom: 1px solid var(--divider);
  transition: background-color 0.1s ease;
  align-items: center;
}

.recon-row:nth-child(even) {
  background-color: var(--bg-row-alt);
}

.recon-row:hover {
  background-color: var(--bg-card-hover);
}

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

/* Column 1: Billed Invoice Line */
.col-invoice {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding-right: 12px;
}

.line-num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-dim);
  background: var(--bg-card-subtle);
  padding: 1px 5px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
}

.inv-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.item-desc-text {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.25;
}

.item-commercial-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

/* Column 2: AI Match & Routing */
.col-ai {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 0 12px;
  border-left: 1px solid var(--divider);
  border-right: 1px solid var(--divider);
}

.ai-status-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Column 3: Matched PO Line & 4-Way Verification */
.col-po {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 12px;
  gap: 10px;
}

.po-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.po-title-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.po-tag {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-secondary);
  padding: 1px 4px;
  border-radius: 2px;
}

.po-flags-row {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  margin-top: 1px;
}

.flag-chip {
  font-size: 9.5px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.flag-chip.flag-ok {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.flag-chip.flag-var {
  background: var(--rose-bg);
  color: var(--rose);
  border: 1px solid var(--rose-border);
}

.flag-chip.flag-warn {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

/* ── Upload Panel & Ingestion Pipeline ── */
.upload-panel {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.upload-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1px solid var(--divider);
  padding-bottom: 14px;
}

.upload-specs-tag {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 4-Stage Ingestion Pipeline Bar */
.ingestion-pipeline-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 12px 16px;
}

.pipe-step {
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0.55;
  transition: all 0.2s ease;
}

.pipe-step.active {
  opacity: 1;
}

.pipe-step.completed {
  opacity: 1;
}

.pipe-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 1px solid var(--border-card);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.pipe-step.active .pipe-num {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 6px rgba(37, 99, 235, 0.4);
}

.pipe-step.completed .pipe-num {
  background: var(--emerald-bg);
  color: var(--emerald);
  border-color: var(--emerald-border);
}

.pipe-text {
  display: flex;
  flex-direction: column;
}

.pipe-label {
  font-size: 11.5px;
  color: var(--text-main);
  line-height: 1.2;
}

.pipe-status {
  font-size: 9.5px;
  color: var(--text-dim);
}

.pipe-step.active .pipe-status {
  color: var(--sky);
  font-weight: 600;
}

.pipe-step.completed .pipe-status {
  color: var(--emerald);
  font-weight: 600;
}

.pipe-connector {
  flex: 1;
  height: 2px;
  background: var(--border-subtle);
  margin: 0 12px;
}

/* Dropzone */
.dropzone-box {
  border: 2px dashed var(--border-card);
  background-color: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.dropzone-box:hover, .dropzone-box.dragover {
  border-color: var(--primary);
  background-color: var(--primary-subtle);
}

.dropzone-icon-svg {
  width: 36px;
  height: 36px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
}

.dropzone-text-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropzone-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
}

.dropzone-sub {
  font-size: 11.5px;
  color: var(--text-muted);
}

.dropzone-formats {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 4px;
}

/* Real-Time Extraction Result Box */
.ingestion-result-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xs);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation: fadeIn 0.2s ease-out;
}

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

.result-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--divider);
}

.result-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.result-filename {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
}

.result-metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.result-metric-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.res-metric-label {
  font-size: 9.5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-weight: 600;
}

.res-metric-val {
  font-size: 12.5px;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Demo Scenarios Grid */
.demo-grid-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
}

.demo-grid-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
}

.demo-grid-sub {
  font-size: 11px;
  color: var(--text-dim);
}

.demo-pdf-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.demo-pdf-item {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.demo-pdf-item:hover {
  border-color: var(--primary);
  background-color: var(--bg-card-hover);
  transform: translateY(-1px);
}

.demo-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.demo-tag {
  font-size: 8.5px;
  font-weight: 700;
  padding: 1px 4px;
  border-radius: 2px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.demo-tag.standard {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.demo-tag.semantic {
  background: #1E1B4B;
  color: #818CF8;
  border: 1px solid rgba(129, 140, 248, 0.3);
}

.demo-tag.trap {
  background: var(--sky-bg);
  color: var(--sky);
  border: 1px solid var(--sky-border);
}

.demo-tag.variance {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

.demo-tag.exception {
  background: var(--rose-bg);
  color: var(--rose);
  border: 1px solid var(--rose-border);
}

.demo-pdf-name {
  color: #fff;
  font-size: 11.5px;
}

.demo-pdf-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
}

.demo-pdf-desc {
  font-size: 10.5px;
  color: var(--text-muted);
  line-height: 1.3;
}

/* ── Ledger & Audit Panel ── */
.ledger-panel {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.panel-header-bar {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.panel-title {
  font-size: 13.5px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
}

.panel-subtitle {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 3px;
}

.panel-controls-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.input-search-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 6px 12px;
  color: var(--text-main);
  font-size: 11.5px;
  width: 280px;
  font-family: inherit;
  transition: all 0.15s ease;
}

.input-search-box:focus {
  outline: none;
  border-color: var(--cobalt);
  background: var(--bg-card);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.table-scroll-container {
  max-height: 650px;
  overflow-y: auto;
  overflow-x: auto;
}

.audit-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.audit-principle-badge {
  background: rgba(37, 99, 235, 0.12);
  color: #93C5FD;
  border: 1px solid rgba(37, 99, 235, 0.3);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.enterprise-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.enterprise-table th {
  background-color: var(--bg-card-subtle);
  color: var(--text-dim);
  font-weight: 700;
  text-align: left;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-subtle);
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.4px;
  position: sticky;
  top: 0;
  z-index: 2;
}

.enterprise-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--divider);
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.enterprise-table tr:hover {
  background-color: var(--bg-card-hover);
}

.auth-statement-card {
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-xs);
  padding: 12px 14px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 12px;
}

.auth-statement-icon {
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}

.auth-statement-text {
  font-size: 11.5px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.auth-statement-text strong {
  color: #fff;
  display: block;
  margin-bottom: 2px;
  font-size: 11.5px;
}

.auth-statement-text p {
  margin: 0;
  color: var(--text-muted);
}

/* ── Modal Dialogs ── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 13, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  width: 90%;
  max-width: 640px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-modal);
  overflow: hidden;
}

.modal-card.modal-lg {
  max-width: 860px;
}

.modal-top {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-card-subtle);
}

.modal-title-text {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.modal-body {
  padding: 16px 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-meta-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
}

.modal-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-subtitle-text {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Review Decision Interface Sections */
.review-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.review-section-title {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.comp-side-box {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.comp-side-header {
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.comp-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 3px 0;
  font-size: 11.5px;
  border-bottom: 1px solid var(--divider);
}

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

.comp-label {
  color: var(--text-dim);
}

.comp-val {
  color: var(--text-main);
  font-weight: 500;
  text-align: right;
}

.delta-badge {
  font-size: 9.5px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 2px;
  font-family: var(--font-mono);
}

.delta-badge.ok {
  background: var(--emerald-bg);
  color: var(--emerald);
}

.delta-badge.warn {
  background: var(--amber-bg);
  color: var(--amber);
}

.delta-badge.err {
  background: var(--rose-bg);
  color: var(--rose);
}

.review-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.review-card-sub {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ai-rec-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11.5px;
}

.ai-rec-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-rec-metrics {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.ai-rec-rationale {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1.3;
  margin-top: 2px;
}

.strip-4way-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.strip-pill {
  padding: 4px 6px;
  border-radius: var(--radius-xs);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  font-size: 9.5px;
  font-weight: 700;
}

.strip-pill.ok {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.strip-pill.warn {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

.strip-pill.err {
  background: var(--rose-bg);
  color: var(--rose);
  border: 1px solid var(--rose-border);
}

.candidate-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 160px;
  overflow-y: auto;
}

.candidate-item-card {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.candidate-item-card.selected {
  border-color: var(--primary);
  background-color: var(--primary-subtle);
}

.candidate-rank-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 2px;
  background: var(--bg-panel);
  color: var(--text-dim);
  border: 1px solid var(--border-subtle);
}

.candidate-item-card.selected .candidate-rank-badge {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-label {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-muted);
}

.input-text {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 7px 10px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 11.5px;
  outline: none;
  transition: all 0.15s ease;
}

.input-text:focus {
  border-color: var(--cobalt);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
  background: var(--bg-card);
}

.modal-bottom {
  padding: 12px 18px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-card-subtle);
}

.modal-bottom-right {
  display: flex;
  gap: 8px;
}

.modal-desc-text {
  font-size: 11.5px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.summary-box {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  padding: 12px;
  font-size: 11.5px;
}

.benchmark-kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.benchmark-table-container {
  max-height: 360px;
  overflow-y: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
}

.spinner-icon {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}