:root {
  --bg: #f8f9fa;
  --bg-card: #ffffff;
  --bg-code: #1e2530;
  --ink: #111827;
  --ink-soft: #4b5563;
  --ink-faint: #9ca3af;
  --rule: #e5e7eb;
  --rule-strong: #d1d5db;
  --primary: #1e3a8a;
  --primary-light: #eff6ff;
  --accent: #0284c7;
  --accent-soft: #e0f2fe;
  --success: #059669;
  --success-bg: #ecfdf5;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141c;
    --bg-card: #181f2a;
    --bg-code: #0b0e14;
    --ink: #f3f4f6;
    --ink-soft: #9ca3af;
    --ink-faint: #6b7280;
    --rule: #283344;
    --rule-strong: #374151;
    --primary: #60a5fa;
    --primary-light: #1e293b;
    --accent: #38bdf8;
    --accent-soft: #0c4a6e;
    --success: #34d399;
    --success-bg: #064e3b;
    --warning: #fbbf24;
    --warning-bg: #78350f;
    --danger: #f87171;
    --danger-bg: #7f1d1d;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.8);
  }
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* App Header */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

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

.brand-logo {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

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

.brand-name {
  font-family: 'Fraunces', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
}

.brand-sub {
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.header-status {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--rule);
}

.status-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 6px var(--success);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.nav-bar {
  border-top: 1px solid var(--rule);
  background: var(--bg-card);
}

.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
}

.nav-tab {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--ink-soft);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--ink);
}

.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.nav-link-pitch {
  margin-left: auto;
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 6px;
  transition: all 0.15s ease;
}

.nav-link-pitch:hover {
  background: var(--accent-soft);
  text-decoration: none;
}

/* Main Layout */
.main-wrapper {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px 24px 60px 24px;
  width: 100%;
  flex: 1;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-family: 'Fraunces', serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-sub {
  font-size: 12px;
  color: var(--ink-faint);
  margin-top: 4px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 9999px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--rule);
  font-family: 'IBM Plex Mono', monospace;
}

.badge-patent {
  background: #eff6ff;
  color: #1d4ed8;
  border-color: #bfdbfe;
}
.badge-trademark {
  background: #faf5ff;
  color: #7e22ce;
  border-color: #e9d5ff;
}
.badge-copyright {
  background: #f0fdf4;
  color: #15803d;
  border-color: #bbf7d0;
}
.badge-terminated {
  background: #f3f4f6;
  color: #4b5563;
  border-color: #e5e7eb;
}
.badge-pending {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: #fde68a;
}
.badge-verified {
  background: var(--success-bg);
  color: var(--success);
  border-color: #a7f3d0;
}

/* Cards & Containers */
.card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  padding: 20px;
  margin-bottom: 24px;
}

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

.card-title {
  font-family: 'Fraunces', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
}

/* Filter Controls */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.search-input-wrap {
  flex: 1;
  min-width: 240px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 12px;
  color: var(--ink-faint);
  pointer-events: none;
}

.form-input {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: 8px 12px 8px 34px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 6px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s ease;
}

.form-input:focus {
  border-color: var(--accent);
}

.form-select {
  font-family: inherit;
  font-size: 13.5px;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 6px;
  color: var(--ink);
  outline: none;
  cursor: pointer;
  min-width: 170px;
}

.pill-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pill-btn {
  background: var(--bg);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.pill-btn:hover {
  border-color: var(--rule-strong);
  color: var(--ink);
}

.pill-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* Data Table */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.cases-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.cases-table th {
  background: var(--primary-light);
  color: var(--ink);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}

.cases-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--rule);
  color: var(--ink-soft);
  vertical-align: middle;
}

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

.cases-table tr:hover td {
  background: rgba(2, 132, 199, 0.03);
}

.case-main-cell {
  max-width: 320px;
}

.case-name-text {
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 3px;
  line-height: 1.35;
}

.case-caption-sub {
  font-size: 12px;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  gap: 8px;
}

.mono {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
}

.mono-docket {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  color: var(--primary);
  font-weight: 600;
}

.mono-hash {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  background: var(--bg);
  padding: 3px 6px;
  border-radius: 4px;
  border: 1px solid var(--rule);
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

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

.btn-primary:hover {
  opacity: 0.92;
}

.btn-outline {
  background: transparent;
  border-color: var(--rule-strong);
  color: var(--ink-soft);
}

.btn-outline:hover {
  background: var(--bg);
  color: var(--ink);
  border-color: var(--ink-soft);
}

.btn-copy {
  padding: 2px 6px;
  font-size: 11px;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 4px;
  cursor: pointer;
  color: var(--ink-soft);
}

.btn-copy:hover {
  background: var(--bg);
  color: var(--ink);
}

/* Pagination / Footer */
.table-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--bg-card);
  border-top: 1px solid var(--rule);
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--ink-soft);
}

.page-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Modal Dialog */
dialog.case-modal {
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
  max-width: 860px;
  width: 92vw;
  margin: auto;
  padding: 0;
  outline: none;
}

dialog::backdrop {
  background: rgba(15, 20, 28, 0.6);
  backdrop-filter: blur(4px);
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.modal-title {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
}

.btn-close {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--ink-faint);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.btn-close:hover {
  color: var(--ink);
}

.modal-body {
  padding: 24px;
  max-height: 75vh;
  overflow-y: auto;
}

.detail-section {
  margin-bottom: 24px;
}

.detail-section:last-child {
  margin-bottom: 0;
}

.section-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  background: var(--bg);
  padding: 14px;
  border-radius: 8px;
  border: 1px solid var(--rule);
  margin-bottom: 16px;
}

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

.meta-title {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 600;
}

.meta-val {
  font-size: 13.5px;
  color: var(--ink);
  font-weight: 500;
}

.patent-box {
  background: var(--warning-bg);
  border: 1px solid var(--warning);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 18px;
}

.patent-box h4 {
  color: var(--warning);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.patent-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.patent-chip {
  background: var(--bg-card);
  border: 1px solid var(--warning);
  border-radius: 4px;
  padding: 4px 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
}

.entity-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.entity-card {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 12px 14px;
}

.entity-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.entity-card ul {
  list-style: none;
  font-size: 13px;
  color: var(--ink);
}

.entity-card li {
  margin-bottom: 4px;
}

.entity-card li:last-child {
  margin-bottom: 0;
}

/* Documents in Modal */
.doc-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-card {
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--bg);
  padding: 14px;
  transition: border-color 0.15s ease;
}

.doc-card:hover {
  border-color: var(--rule-strong);
}

.doc-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.doc-title {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--ink);
}

.doc-snippet {
  background: var(--bg-code);
  color: #94a3b8;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px;
  padding: 10px 12px;
  border-radius: 6px;
  margin-top: 8px;
  max-height: 140px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.45;
}

/* Audit Section Specifics */
.flowchart {
  background: var(--bg-code);
  color: #94a3b8;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  line-height: 1.4;
  margin: 16px 0 24px 0;
  border: 1px solid var(--rule);
  white-space: pre;
}

.flowchart .hl { color: #38bdf8; font-weight: 600; }
.flowchart .success { color: #34d399; font-weight: 600; }
.flowchart .warn { color: #fbbf24; font-weight: 600; }

pre.api-box {
  background: var(--bg-code);
  color: #e2e8f0;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 14px 0;
  border: 1px solid var(--rule);
  line-height: 1.5;
}

.footer {
  border-top: 1px solid var(--rule);
  background: var(--bg-card);
  padding: 24px;
  margin-top: auto;
  font-size: 13px;
  color: var(--ink-faint);
}

.footer-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---- Human Review Queue ---- */

.nav-count-pill {
  background: var(--danger-bg);
  color: var(--danger);
  font-size: 11px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 9999px;
  line-height: 1.6;
}

.reason-chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 5px;
  margin: 2px 4px 2px 0;
  white-space: nowrap;
}

.reason-chip-outcome {
  background: var(--warning-bg);
  color: var(--warning);
}

.reason-chip-patent {
  background: var(--accent-soft);
  color: var(--accent);
}

.reason-chip-unclassified {
  background: var(--danger-bg);
  color: var(--danger);
}

.review-verified-box {
  background: var(--success-bg);
  border: 1px solid var(--success);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 20px;
}

.review-verified-box h4 {
  color: var(--success);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.review-verified-box .meta-val {
  color: var(--ink);
}

.points-of-law-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 8px 16px;
  margin-top: 8px;
}

.pol-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.pol-checkbox input {
  width: 15px;
  height: 15px;
  accent-color: var(--primary);
}

.pol-chip {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 9999px;
  margin: 2px 4px 2px 0;
}

.review-form-group {
  margin-bottom: 18px;
}

.review-form-group label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.review-form-group textarea.form-input {
  min-height: 70px;
  resize: vertical;
  font-family: inherit;
}

.review-context-box {
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--ink-soft);
  max-height: 160px;
  overflow-y: auto;
}

.review-submit-row {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

.review-success-banner {
  background: var(--success-bg);
  color: var(--success);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 16px;
}