:root {
  --background: #f8fafc;
  --foreground: #0f172a;
  --muted: #f1f5f9;
  --muted-foreground: #64748b;
  --card: #ffffff;
  --card-foreground: #0f172a;
  --border: #e2e8f0;
  --input: #cbd5e1;
  --primary: #0f172a;
  --primary-foreground: #ffffff;
  --secondary: #f1f5f9;
  --secondary-foreground: #0f172a;
  --accent: #f8fafc;
  --accent-foreground: #0f172a;
  --destructive: #dc2626;
  --success: #16a34a;
  --warning: #d97706;
  --ring: rgba(15, 23, 42, 0.18);
  --radius: 8px;
}

body {
  background: var(--background);
  color: var(--foreground);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  min-height: 100vh;
}

a {
  color: inherit;
}

.container {
  max-width: 1180px;
}

.app-navbar {
  background: rgba(255, 255, 255, 0.92) !important;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
}

.app-navbar .container {
  min-height: 56px;
}

.navbar-brand {
  color: var(--foreground);
  font-size: 15px;
  letter-spacing: 0;
}

.nav-link {
  border-radius: 6px;
  color: var(--muted-foreground);
  font-size: 14px;
  padding: 6px 10px;
}

.nav-link:hover {
  background: var(--secondary);
  color: var(--foreground);
}

.breadcrumb {
  color: var(--muted-foreground);
  font-size: 13px;
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--muted-foreground);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--foreground);
}

.tool-card,
.card,
.accordion-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  color: var(--card-foreground);
  overflow: hidden;
}

.card-body {
  padding: 20px;
}

.card-header,
.section-heading {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 16px 20px;
}

.section-heading {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.section-heading h2,
.page-heading h1,
.page-title {
  color: var(--foreground);
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.25;
  margin: 0;
}

.page-heading {
  align-items: flex-start;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-kicker,
.eyebrow {
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0;
  margin: 0 0 6px;
  text-transform: uppercase;
}

.hero-band {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  color: var(--foreground);
  padding: 30px;
}

.hero-band-inverse {
  background: #111827;
  border-color: #111827;
  border-radius: 0;
  box-shadow: none;
  color: #ffffff;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  margin-top: -1.5rem;
  padding: 42px max(48px, calc((100vw - 1180px) / 2 + 24px));
}

.hero-shell {
  align-items: flex-end;
  display: flex;
  gap: 28px;
  justify-content: space-between;
}

.hero-copy {
  max-width: 700px;
}

.hero-copy h1 {
  color: var(--foreground);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.15;
  margin: 0 0 12px;
}

.hero-band-inverse .hero-copy h1 {
  color: #ffffff;
  font-size: 42px;
  max-width: 720px;
}

.hero-copy p:not(.eyebrow) {
  color: var(--muted-foreground);
  font-size: 15px;
  line-height: 1.75;
  margin: 0;
}

.hero-band-inverse .eyebrow {
  color: #9ca3af;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.hero-band-inverse .hero-copy p:not(.eyebrow) {
  color: #d1d5db;
  max-width: 680px;
}

.hero-metrics {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(84px, 1fr));
  min-width: 320px;
}

.hero-data-grid {
  border: 1px solid #374151;
  gap: 0;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  min-width: 420px;
}

.hero-metric {
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.hero-band-inverse .hero-metric {
  background: transparent;
  border: 0;
  border-right: 1px solid #374151;
  border-radius: 0;
  padding: 18px 20px;
}

.hero-band-inverse .hero-metric:last-child {
  border-right: 0;
}

.hero-metric strong {
  display: block;
  font-size: 18px;
  line-height: 1.2;
}

.hero-band-inverse .hero-metric strong {
  color: #ffffff;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 30px;
  font-weight: 700;
}

.hero-metric span {
  color: var(--muted-foreground);
  display: block;
  font-size: 12px;
  margin-top: 4px;
}

.hero-band-inverse .hero-metric span {
  color: #9ca3af;
}

.task-workspace {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.hard-panel {
  border-radius: 0;
  box-shadow: none;
}

.panel-heading {
  padding: 18px 24px;
}

.panel-note {
  color: var(--muted-foreground);
  font-size: 13px;
}

.scale-hint-panel {
  border-top: 1px solid var(--border);
  color: var(--muted-foreground);
  font-size: 13px;
  margin: 20px -20px -20px;
  padding: 14px 20px;
}

.data-grid-table {
  min-width: 1120px;
}

.data-grid-table thead th {
  height: 48px;
  padding-left: 16px;
  padding-right: 16px;
}

.data-grid-table td {
  padding-left: 16px;
  padding-right: 16px;
}

.btn {
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover,
.btn-primary:focus {
  background: #1e293b;
  border-color: #1e293b;
}

.btn-outline-primary,
.btn-outline-secondary {
  background: var(--card);
  border-color: var(--border);
  color: var(--foreground);
}

.btn-outline-primary:hover,
.btn-outline-secondary:hover {
  background: var(--secondary);
  border-color: var(--border);
  color: var(--foreground);
}

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

.form-control,
.form-select {
  border-color: var(--input);
  border-radius: 6px;
  color: var(--foreground);
  font-size: 14px;
  min-height: 40px;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--foreground);
  box-shadow: 0 0 0 3px var(--ring);
}

.form-text {
  color: var(--muted-foreground) !important;
}

.badge {
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  padding: 5px 9px;
}

.bg-success,
.text-bg-success {
  background-color: #dcfce7 !important;
  color: #166534 !important;
}

.bg-danger,
.text-bg-danger {
  background-color: #fee2e2 !important;
  color: #991b1b !important;
}

.bg-warning,
.text-bg-warning {
  background-color: #fef3c7 !important;
  color: #92400e !important;
}

.bg-secondary,
.text-bg-secondary {
  background-color: var(--secondary) !important;
  color: var(--secondary-foreground) !important;
}

.text-bg-light {
  background: var(--secondary) !important;
  color: var(--foreground) !important;
}

.alert {
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 16px;
}

.alert-info {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1e3a8a;
}

.alert-warning {
  background: #fffbeb;
  border-color: #fde68a;
  color: #92400e;
}

.alert-danger {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.alert-secondary {
  background: var(--secondary);
  border-color: var(--border);
  color: var(--foreground);
}

.metric-box,
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  height: 100%;
  padding: 16px;
}

.metric-box strong,
.stat-card strong {
  color: var(--foreground);
  display: block;
  font-size: 18px;
  font-weight: 650;
  line-height: 1.35;
  margin: 4px 0;
}

.app-table {
  color: var(--foreground);
  min-width: 760px;
}

.app-table thead th {
  background: var(--muted);
  border-bottom: 1px solid var(--border);
  color: var(--muted-foreground);
  font-size: 12px;
  font-weight: 650;
  height: 42px;
  letter-spacing: 0;
  text-transform: none;
  white-space: nowrap;
}

.app-table td {
  border-color: var(--border);
  padding-bottom: 14px;
  padding-top: 14px;
  vertical-align: middle;
}

.app-table tbody tr:hover {
  background: var(--accent);
}

.task-number {
  align-items: center;
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--foreground);
  display: inline-flex;
  font-weight: 650;
  height: 30px;
  justify-content: center;
  min-width: 30px;
  padding: 0 9px;
}

.task-progress {
  background: var(--secondary);
  border-radius: 999px;
  height: 8px;
}

.progress-bar {
  background-color: var(--primary);
}

.report-progress {
  background: var(--secondary);
  height: 8px;
}

.task-overview {
  border-top: 0;
}

.progress-summary {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hotspot-item {
  border-color: var(--border);
  margin-bottom: 10px;
}

.accordion-button {
  background: var(--card);
  color: var(--foreground);
  font-size: 15px;
  font-weight: 600;
  gap: 10px;
  padding: 16px 18px;
}

.accordion-button:not(.collapsed) {
  background: var(--muted);
  box-shadow: none;
  color: var(--foreground);
}

.accordion-button:focus {
  border-color: var(--border);
  box-shadow: 0 0 0 3px var(--ring);
}

.content-item-row {
  align-items: center;
  display: flex;
  gap: 14px;
  justify-content: space-between;
}

.content-item-title {
  color: var(--foreground);
  display: block;
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.content-item-meta {
  color: var(--muted-foreground);
  display: block;
  font-size: 12px;
  margin-top: 3px;
  overflow-wrap: anywhere;
}

.report-summary {
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.comment-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.empty-state,
.status-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}

.status-panel-danger {
  border-color: #fecaca;
}

@media (max-width: 992px) {
  .hero-shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-metrics {
    min-width: 0;
    width: 100%;
  }

  .hero-data-grid {
    min-width: 0;
  }
}

@media (max-width: 768px) {
  main.container {
    padding-left: 14px;
    padding-right: 14px;
  }

  .hero-band {
    padding: 22px;
  }

  .hero-band-inverse {
    margin-left: -14px;
    margin-right: -14px;
    padding: 28px 22px;
  }

  .hero-copy h1 {
    font-size: 28px;
  }

  .hero-band-inverse .hero-copy h1 {
    font-size: 30px;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-band-inverse .hero-metric {
    border-bottom: 1px solid #374151;
    border-right: 0;
  }

  .hero-band-inverse .hero-metric:last-child {
    border-bottom: 0;
  }

  .section-heading,
  .page-heading,
  .content-item-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .card-body {
    padding: 16px;
  }

  .content-item-row .btn {
    width: 100%;
  }

  .accordion-button {
    align-items: flex-start;
  }
}