.news-agent {
  --na-ink: #1a2433;
  --na-muted: #5a6a7a;
  --na-line: #c9d4e0;
  --na-surface: rgba(255, 255, 255, 0.92);
  --na-accent: #2a6f97;
  --na-accent-soft: #e8f2f8;
  --na-danger: #9b3b3b;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1rem 1.25rem 2rem;
  min-height: 100%;
  color: var(--na-ink);
  background:
    radial-gradient(ellipse at top right, rgba(42, 111, 151, 0.14), transparent 45%),
    linear-gradient(180deg, #f4f7fb 0%, #e8eef5 100%);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

.na-title {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.na-subtitle {
  margin: 0.3rem 0 0;
  color: var(--na-muted);
}

.na-tabs {
  display: flex;
  gap: 0.5rem;
}

.na-tab {
  border: 1px solid var(--na-line);
  background: transparent;
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.na-tab.is-active {
  background: var(--na-accent);
  border-color: var(--na-accent);
  color: #fff;
}

.na-status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  margin-bottom: 0.75rem;
}

.na-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--na-muted);
}

.na-field input,
.na-field select,
.na-field textarea {
  border: 1px solid var(--na-line);
  border-radius: 0.45rem;
  padding: 0.45rem 0.65rem;
  font: inherit;
  color: var(--na-ink);
  background: #fff;
  min-width: 12rem;
}

.na-field textarea {
  min-width: min(100%, 28rem);
  resize: vertical;
}

.na-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.na-btn {
  border: 1px solid var(--na-line);
  background: #fff;
  border-radius: 0.45rem;
  padding: 0.45rem 0.75rem;
  font: inherit;
  cursor: pointer;
  color: inherit;
}

.na-btn:hover:not(:disabled) {
  background: var(--na-accent-soft);
}

.na-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

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

.na-btn-primary:hover:not(:disabled) {
  filter: brightness(1.05);
  background: var(--na-accent);
}

.na-btn-danger {
  color: var(--na-danger);
  border-color: #e0b4b4;
}

.na-status,
.na-muted {
  color: var(--na-muted);
  font-size: 0.9rem;
}

.na-error {
  color: var(--na-danger);
}

.na-empty {
  color: var(--na-muted);
  padding: 1rem 0;
}

.na-card {
  background: var(--na-surface);
  border: 1px solid var(--na-line);
  border-radius: 0.85rem;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.na-card h2,
.na-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.na-card h3 {
  margin-top: 1rem;
  font-size: 1rem;
}

.na-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.na-hr {
  border: none;
  border-top: 1px solid var(--na-line);
  margin: 1rem 0;
}

.na-topic-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid #e5ebf1;
}

.na-feed-layout {
  display: grid;
  grid-template-columns: minmax(14rem, 22rem) 1fr;
  gap: 1rem;
  min-height: 20rem;
}

@media (max-width: 800px) {
  .na-feed-layout {
    grid-template-columns: 1fr;
  }
}

.na-digest-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
}

.na-digest-toolbar {
  display: flex;
  justify-content: flex-end;
  min-height: 1.75rem;
}

.na-digest-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  max-height: 70vh;
  overflow: auto;
}

.na-digest-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem;
  align-items: stretch;
}

.na-digest-row.is-active .na-digest-item {
  border-color: var(--na-accent);
  box-shadow: 0 0 0 1px var(--na-accent);
}

.na-digest-item {
  text-align: left;
  border: 1px solid var(--na-line);
  background: var(--na-surface);
  border-radius: 0.65rem;
  padding: 0.65rem 0.75rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font: inherit;
  color: inherit;
  min-width: 0;
}

.na-digest-delete {
  padding: 0 0.55rem;
  font-size: 1.15rem;
  line-height: 1;
}

.na-digest-detail-header {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}

.na-digest-when {
  font-size: 0.8rem;
  color: var(--na-muted);
}

.na-digest-badge {
  font-size: 0.75rem;
  width: fit-content;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: #eef1f5;
}

.na-digest-badge.has-updates {
  background: #d9f0e3;
  color: #1f5c3d;
}

.na-digest-summary {
  font-size: 0.9rem;
}

.na-digest-pane {
  background: var(--na-surface);
  border: 1px solid var(--na-line);
  border-radius: 0.85rem;
  padding: 1rem 1.1rem;
}

.na-digest-detail header h2 {
  margin: 0 0 0.35rem;
}

.na-meta {
  color: var(--na-muted);
  font-size: 0.85rem;
}

.na-section {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid #e5ebf1;
}

.na-digest-headline {
  margin: 0.25rem 0 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.na-baseline {
  background: var(--na-accent-soft);
  border: 1px solid var(--na-line);
  border-radius: 0.55rem;
  padding: 0.65rem 0.8rem;
  margin: 0.5rem 0 0.85rem;
}

.na-baseline h4 {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--na-muted);
}

.na-baseline-status {
  margin: 0 0 0.45rem;
  font-size: 0.92rem;
}

.na-baseline-list {
  margin: 0;
  padding-left: 1rem;
  font-size: 0.9rem;
}

.na-evidence-list {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-top: 0.35rem;
}

.na-evidence {
  font-size: 0.8rem;
  color: var(--na-accent);
  word-break: break-all;
}

.na-section h3 {
  margin: 0 0 0.35rem;
}

.na-item-list {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
}

.na-item-list li {
  margin-bottom: 0.85rem;
}