.document-hub-app {
  --dh-surface: #ffffff;
  --dh-ink: #172033;
  --dh-muted: #5c6b7d;
  --dh-line: #cddbe4;
  --dh-primary: #0f766e;
  --dh-primary-dark: #0a5c55;
  --dh-blue: #1d75c9;
  --dh-red: #b42318;
  --dh-amber: #c98919;
  color: var(--dh-ink);
}

.document-hub-app a {
  color: var(--dh-primary-dark);
  text-decoration: none;
}

.document-hub-app a:hover {
  color: var(--dh-primary);
  text-decoration: underline;
}

.document-hub-app .page-title-row,
.document-hub-app .surface-header,
.document-hub-app .storage-row,
.document-hub-app .permission-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.document-hub-app .page-title-row {
  margin: 0 0 20px;
}

.document-hub-app .page-title-row h1 {
  margin: 0;
  font-size: 2.25rem;
  font-weight: 760;
  letter-spacing: 0;
}

.document-hub-app .eyebrow {
  margin: 0 0 4px;
  color: var(--dh-primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.document-hub-app .identity-panel,
.document-hub-app .title-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.document-hub-app .identity-panel {
  flex-direction: column;
  align-items: flex-end;
  padding: 10px 12px;
  border: 1px solid var(--dh-line);
  border-radius: 8px;
  background: var(--dh-surface);
}

.document-hub-app .identity-panel span {
  font-weight: 750;
}

.document-hub-app .identity-panel small,
.document-hub-app .surface-header span,
.document-hub-app .document-table small,
.document-hub-app .activity-item span,
.document-hub-app .activity-item small,
.document-hub-app .storage-row small,
.document-hub-app .permission-row small {
  display: block;
  color: var(--dh-muted);
}

.document-hub-app .metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.document-hub-app .metric-tile {
  min-height: 98px;
  padding: 16px;
  border: 1px solid var(--dh-line);
  border-radius: 8px;
  background: var(--dh-surface);
}

.document-hub-app .metric-tile:nth-child(1) {
  border-top: 4px solid var(--dh-primary);
}

.document-hub-app .metric-tile:nth-child(2) {
  border-top: 4px solid var(--dh-blue);
}

.document-hub-app .metric-tile:nth-child(3) {
  border-top: 4px solid var(--dh-amber);
}

.document-hub-app .metric-tile span {
  color: var(--dh-muted);
  font-weight: 700;
}

.document-hub-app .metric-tile strong {
  display: block;
  margin-top: 6px;
  font-size: 2rem;
  line-height: 1;
}

.document-hub-app .workspace-grid,
.document-hub-app .detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 18px;
  align-items: start;
}

.document-hub-app .surface {
  border: 1px solid var(--dh-line);
  border-radius: 8px;
  background: var(--dh-surface);
  box-shadow: 0 12px 30px rgba(17, 24, 39, 0.05);
}

.document-hub-app .surface-wide {
  min-width: 0;
}

.document-hub-app .surface-header {
  padding: 18px;
  border-bottom: 1px solid var(--dh-line);
}

.document-hub-app .surface-header.compact {
  padding-bottom: 14px;
}

.document-hub-app .surface-header.split {
  margin-top: 18px;
  border-top: 1px solid var(--dh-line);
}

.document-hub-app .surface-header h2,
.document-hub-app .description-block h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 750;
}

.document-hub-app .filter-bar {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(150px, 210px) auto;
  gap: 10px;
}

.document-hub-app .table-responsive {
  overflow-x: auto;
}

.document-hub-app .document-table-wrap {
  max-height: 640px;
}

.document-hub-app .document-table {
  width: 100%;
  margin: 0;
  border-collapse: collapse;
}

.document-hub-app .document-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 12px 14px;
  border-bottom: 1px solid var(--dh-line);
  background: #f9fafb;
  color: #475467;
  font-size: 0.78rem;
  letter-spacing: 0;
  text-align: left;
  text-transform: uppercase;
}

.document-hub-app .document-table td {
  padding: 14px;
  border-bottom: 1px solid #edf1f5;
  vertical-align: middle;
}

.document-hub-app .document-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.document-hub-app .document-name a,
.document-hub-app .document-name strong {
  overflow-wrap: anywhere;
  font-weight: 750;
}

.document-hub-app .action-cell,
.document-hub-app .text-end {
  text-align: right;
  white-space: nowrap;
}

.document-hub-app .empty-row,
.document-hub-app .empty-state {
  padding: 28px;
  color: var(--dh-muted);
  text-align: center;
}

.document-hub-app .empty-state h3 {
  margin: 0 0 6px;
  color: var(--dh-ink);
}

.document-hub-app .empty-state p {
  margin: 0;
}

.document-hub-app .upload-form,
.document-hub-app .permission-form,
.document-hub-app .surface > form {
  padding: 18px;
}

.document-hub-app .two-column-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.document-hub-app .metadata-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
}

.document-hub-app .metadata-grid div {
  min-height: 82px;
  padding: 14px;
  border: 1px solid #e5eaf0;
  border-radius: 8px;
  background: #fbfcfe;
}

.document-hub-app .metadata-grid span {
  display: block;
  color: var(--dh-muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.document-hub-app .metadata-grid strong {
  display: block;
  margin-top: 6px;
  overflow-wrap: anywhere;
}

.document-hub-app .description-block {
  padding: 0 18px 18px;
}

.document-hub-app .description-block p {
  margin: 8px 0 0;
  color: #344054;
}

.document-hub-app .permission-list,
.document-hub-app .activity-list,
.document-hub-app .storage-list {
  padding: 0 18px 18px;
}

.document-hub-app .permission-row,
.document-hub-app .storage-row {
  padding: 14px 0;
  border-bottom: 1px solid #edf1f5;
}

.document-hub-app .permission-row:last-child,
.document-hub-app .storage-row:last-child {
  border-bottom: 0;
}

.document-hub-app .storage-row p {
  margin: 6px 0 0;
  color: #475467;
}

.document-hub-app .activity-list {
  display: grid;
  gap: 12px;
  list-style: none;
}

.document-hub-app .activity-item {
  padding: 12px;
  border: 1px solid #e5eaf0;
  border-radius: 8px;
  background: #fbfcfe;
}

.document-hub-app .activity-item p {
  margin: 4px 0 0;
}

.document-hub-app .form-control,
.document-hub-app .form-select {
  width: 100%;
  min-height: 42px;
  margin: 0 0 12px;
  padding: 8px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: var(--dh-ink);
}

.document-hub-app textarea.form-control {
  min-height: 92px;
}

.document-hub-app .form-control:focus,
.document-hub-app .form-select:focus,
.document-hub-app .form-check-input:focus {
  border-color: var(--dh-primary);
  box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.16);
  outline: 0;
}

.document-hub-app .form-label {
  display: block;
  margin: 0 0 6px;
  color: #344054;
  font-weight: 700;
}

.document-hub-app .form-check {
  display: flex;
  align-items: center;
  gap: 8px;
}

.document-hub-app .form-check-input {
  width: 18px;
  height: 18px;
}

.document-hub-app .mb-2 {
  margin-bottom: 8px;
}

.document-hub-app .mb-3 {
  margin-bottom: 12px;
}

.document-hub-app .mb-4 {
  margin-bottom: 18px;
}

.document-hub-app .w-100 {
  width: 100%;
}

.document-hub-app .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid #b7c0ce;
  border-radius: 6px;
  background: #fff;
  color: #1f2937;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.document-hub-app .btn:hover {
  text-decoration: none;
}

.document-hub-app .btn-sm {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 0.88rem;
}

.document-hub-app .btn-primary {
  border-color: var(--dh-primary);
  background: var(--dh-primary);
  color: #fff;
}

.document-hub-app .btn-primary:hover {
  border-color: var(--dh-primary-dark);
  background: var(--dh-primary-dark);
  color: #fff;
}

.document-hub-app .btn-outline-secondary {
  border-color: #b7c0ce;
  color: #334155;
}

.document-hub-app .btn-outline-secondary:hover {
  border-color: #a9b4c4;
  background: #eef2f7;
  color: #1f2937;
}

.document-hub-app .btn-outline-danger {
  border-color: #e6b8b4;
  color: var(--dh-red);
}

.document-hub-app .btn-outline-danger:hover {
  border-color: #d99891;
  background: #fff1f0;
  color: var(--dh-red);
}

.document-hub-app .badge,
.document-hub-app .status {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #e8eef4;
  color: #344054;
  font-size: 0.78rem;
  font-weight: 800;
}

.document-hub-app .text-bg-success,
.document-hub-app .status-completed {
  background: #e6f5ef;
  color: #086343;
}

.document-hub-app .text-bg-secondary,
.document-hub-app .status-draft,
.document-hub-app .status-voided {
  background: #e8eef4;
  color: #344054;
}

.document-hub-app .status-sent {
  background: #e8f2ff;
  color: #1559a9;
}

.document-hub-app .alert {
  margin: 0 0 16px;
  padding: 12px 14px;
  border: 1px solid #cfe2ff;
  border-radius: 8px;
  background: #f1f7ff;
  color: #173b66;
}

.document-hub-app .alert-danger {
  border-color: #f0b5ae;
  background: #fff4f2;
  color: #8d1e13;
}

.document-hub-app .alert-warning {
  border-color: #f3d398;
  background: #fff9ec;
  color: #714d00;
}

.document-hub-app .text-danger {
  color: var(--dh-red);
  font-size: 0.9rem;
}

@media (max-width: 1100px) {
  .document-hub-app .workspace-grid,
  .document-hub-app .detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .document-hub-app .page-title-row,
  .document-hub-app .surface-header,
  .document-hub-app .storage-row,
  .document-hub-app .permission-row {
    align-items: stretch;
    flex-direction: column;
  }

  .document-hub-app .identity-panel,
  .document-hub-app .title-actions {
    align-items: stretch;
  }

  .document-hub-app .metric-grid,
  .document-hub-app .metadata-grid,
  .document-hub-app .two-column-fields {
    grid-template-columns: 1fr;
  }

  .document-hub-app .filter-bar {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .document-hub-app .action-cell,
  .document-hub-app .text-end {
    text-align: left;
    white-space: normal;
  }

  .document-hub-app .action-cell .btn {
    margin-top: 6px;
    width: 100%;
  }
}