:root {
  color-scheme: dark;
  --bg: #0d1110;
  --panel: #171d1b;
  --panel-soft: #20302c;
  --panel-raised: #1c2421;
  --ink: #e6ece8;
  --muted: #9aa8a2;
  --line: #2c3935;
  --line-strong: #3f5550;
  --accent: #38b8a6;
  --accent-dark: #83d8ca;
  --blue: #8aa8ff;
  --warn: #f0b45f;
  --danger: #ef7d7d;
  --ok: #58c992;
  --warning-bg: #2b2417;
  --warning-line: #71552b;
  --error-bg: #2c1b1b;
  --error-line: #744242;
  --shadow: 0 18px 44px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

button,
textarea,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

button:hover:not(:disabled) {
  border-color: var(--line-strong);
  filter: brightness(1.08);
}

button:focus-visible,
textarea:focus-visible,
input:focus-visible {
  outline: 2px solid rgba(56, 184, 166, 0.58);
  outline-offset: 2px;
}

.app-shell {
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  border-right: 1px solid var(--line);
  background: #111714;
  padding: 22px 18px;
  min-height: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--accent);
  color: #07110f;
  font-weight: 700;
}

.brand-title {
  font-weight: 720;
}

.brand-subtitle,
.message-label,
.table-caption,
.history-item small {
  color: var(--muted);
  font-size: 12px;
}

.nav-group,
.side-section {
  display: grid;
  gap: 8px;
}

.nav-group {
  margin-bottom: 24px;
}

.nav-item,
.history-item,
.side-action,
.secondary-button,
.details-button,
.icon-button {
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--ink);
}

.nav-item {
  width: 100%;
  padding: 10px 12px;
  text-align: left;
}

.nav-item.active,
.history-item.active {
  border-color: var(--line-strong);
  background: var(--panel-soft);
}

.side-section {
  min-height: 0;
  align-content: start;
  grid-template-rows: auto minmax(0, 1fr);
}

.side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.side-heading {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.side-action {
  padding: 5px 7px;
  color: var(--muted);
  font-size: 12px;
}

.history-list {
  display: grid;
  align-content: start;
  gap: 8px;
  overflow: auto;
  padding-right: 2px;
}

.history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  width: 100%;
  gap: 8px;
  padding: 8px;
  background: #131917;
}

.history-main,
.history-delete {
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
}

.history-main {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 3px 4px;
  text-align: left;
}

.history-main span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-delete {
  border-radius: 6px;
  color: var(--muted);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 2px 6px 4px;
}

.history-delete:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--ink);
}

.empty-history {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  padding: 12px;
  font-size: 13px;
  align-self: start;
}

.workspace {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  gap: 14px;
  min-width: 0;
  height: 100vh;
  padding: 22px 28px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  line-height: 1.2;
}

.topbar p {
  margin-top: 6px;
  color: var(--muted);
}

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

.status-pill,
.operation-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  padding: 8px 12px;
  color: var(--muted);
  white-space: nowrap;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--ok);
}

.dot.running {
  background: var(--blue);
}

.dot.error {
  background: var(--danger);
}

.secondary-button {
  border-color: var(--line);
  background: var(--panel);
  padding: 8px 12px;
  white-space: nowrap;
}

.stage-panel {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.stage {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 9px 10px;
  color: var(--muted);
  font-size: 13px;
}

.stage.done {
  border-color: #32675e;
  color: var(--accent);
}

.stage.active {
  border-color: var(--blue);
  color: var(--blue);
}

.stage.failed {
  border-color: var(--danger);
  color: var(--danger);
}

.chat-panel {
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.chat-scroll {
  display: grid;
  align-content: start;
  gap: 16px;
  height: 100%;
  overflow: auto;
  padding: 20px;
}

.chat-empty {
  display: grid;
  place-items: center;
  min-height: 280px;
  color: var(--muted);
  text-align: center;
}

.message {
  display: grid;
  gap: 8px;
  max-width: 980px;
}

.message.user {
  justify-self: end;
  width: min(760px, 92%);
}

.message.assistant {
  justify-self: start;
  width: min(980px, 100%);
}

.bubble {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-raised);
  padding: 14px 16px;
}

.message.user .bubble {
  border-color: #356a61;
  background: #18342f;
}

.message-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.message-time {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.assistant-summary {
  display: grid;
  gap: 8px;
}

.assistant-summary h2 {
  font-size: 20px;
  line-height: 1.25;
}

.assistant-summary p {
  color: var(--muted);
  line-height: 1.45;
}

.summary-bullets {
  display: grid;
  gap: 6px;
  margin: 2px 0 0;
  padding-left: 18px;
  color: var(--ink);
  line-height: 1.4;
}

.trust-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 12px;
  border: 1px solid #31584f;
  border-radius: 8px;
  background: #142621;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.4;
}

.trust-summary button {
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel);
  color: var(--accent-dark);
  padding: 7px 10px;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.feedback-actions.compact button {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #121816;
  color: var(--muted);
  padding: 6px 9px;
  font-size: 12px;
}

.variant-section {
  display: grid;
  gap: 11px;
  margin-top: 14px;
}

.variant-section.hidden-variants {
  border: 1px solid var(--warning-line);
  border-radius: 8px;
  background: var(--warning-bg);
  padding: 11px;
}

.variant-section.hidden-variants summary {
  cursor: pointer;
  color: var(--warn);
  font-weight: 720;
}

.variant-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.variant-panel {
  display: grid;
  gap: 10px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #111614;
  padding: 12px;
}

.variant-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.variant-summary {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.variant-articles {
  margin: 2px 0 4px;
}

.operation-badge {
  border-radius: 8px;
  color: var(--blue);
  font-size: 13px;
}

.details-button,
.icon-button {
  border-color: var(--line-strong);
  background: var(--panel-soft);
  padding: 8px 11px;
}

.details-button[aria-expanded="true"] {
  border-color: var(--accent);
  color: var(--accent);
}

.table-section {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.article-section {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.multi-step-section {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.followups {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.followups button {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--accent-dark);
  padding: 8px 11px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  max-width: 360px;
  text-align: left;
  white-space: normal;
}

.followup-label {
  font-weight: 760;
}

.followup-query {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.clarification-section {
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.clarification-list {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.clarification-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(251, 191, 36, 0.07);
}

.clarification-question {
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
}

.clarification-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.clarification-options button,
.primary-inline-button {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--text);
  padding: 8px 11px;
  font: inherit;
  cursor: pointer;
}

.clarification-options button:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.clarification-input {
  width: 100%;
  min-height: 38px;
  resize: vertical;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  padding: 8px 10px;
  font: inherit;
}

.primary-inline-button {
  margin-top: 12px;
  background: var(--accent);
  color: #06130f;
  border-color: var(--accent);
  font-weight: 760;
}

.article-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.multi-step-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.subquery-list {
  display: grid;
  gap: 12px;
}

.subquery-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 12px;
}

.subquery-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
}

.step-index,
.inspector-subquery-step {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 760;
}

.subquery-title {
  font-weight: 740;
  line-height: 1.35;
}

.subquery-purpose,
.subquery-summary,
.subquery-meta,
.inspector-subquery-meta {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.subquery-purpose {
  margin-top: 3px;
}

.subquery-status {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 5px 8px;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.subquery-status.ok {
  border-color: #32675e;
  color: var(--ok);
}

.subquery-status.error {
  border-color: var(--error-line);
  color: var(--danger);
}

.subquery-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.subquery-meta span {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 7px;
  background: #141a18;
}

.compact-table table {
  min-width: 520px;
}

.compact-table th,
.compact-table td {
  padding: 8px 10px;
  font-size: 12px;
}

.toolbar-actions {
  display: flex;
  gap: 8px;
}

.section-title {
  font-size: 13px;
  font-weight: 760;
  text-transform: uppercase;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #111614;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 650px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 11px 13px;
  text-align: left;
  white-space: nowrap;
}

td {
  background: #151b19;
}

tbody tr:nth-child(even) td {
  background: #121816;
}

th {
  background: #202926;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
  text-transform: uppercase;
}

td.number {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

td.positive {
  color: var(--ok);
  font-weight: 700;
}

td.warning {
  color: var(--warn);
}

td.article-name-cell {
  padding-left: calc(14px + var(--article-indent, 0px));
  white-space: normal;
  min-width: 260px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.typing {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.typing span {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--muted);
  animation: typing 900ms infinite ease-in-out;
}

.typing span:nth-child(2) {
  animation-delay: 120ms;
}

.typing span:nth-child(3) {
  animation-delay: 240ms;
}

@keyframes typing {
  0%,
  80%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

.query-editor {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 14px;
  box-shadow: var(--shadow);
}

.query-editor label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  align-items: end;
}

textarea {
  min-width: 0;
  max-height: 140px;
  resize: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #101614;
  padding: 11px 12px;
  color: var(--ink);
  line-height: 1.35;
}

textarea::placeholder {
  color: #6f7e78;
}

.db-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
  padding: 0 10px;
  color: var(--muted);
  font-size: 13px;
}

.db-toggle input {
  min-width: auto;
}

.query-editor button {
  height: 42px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #07110f;
  padding: 0 16px;
}

button:disabled,
textarea:disabled,
input:disabled {
  cursor: wait;
  opacity: 0.65;
}

.inspector {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 10;
  display: grid;
  grid-auto-rows: max-content;
  width: min(540px, 100vw);
  overflow: auto;
  border-left: 1px solid var(--line);
  background: #111714;
  box-shadow: -20px 0 50px rgba(0, 0, 0, 0.36);
  transform: translateX(100%);
  transition: transform 160ms ease;
}

.inspector.open {
  transform: translateX(0);
}

.inspector-header,
.inspector-section {
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.inspector-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.inspector-header h2 {
  margin-top: 6px;
  font-size: 20px;
}

.close-button {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  font-size: 18px;
  line-height: 1;
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.inspector-grid,
.details-content {
  grid-template-columns: 1fr;
}

.kv-item {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-raised);
  padding: 10px;
}

.kv-label {
  color: var(--muted);
  font-size: 12px;
}

.kv-value {
  margin-top: 5px;
  overflow-wrap: anywhere;
  font-weight: 650;
}

.article-details,
.details-content {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.article-details.compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 0;
}

.article-detail {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 11px 12px;
}

.article-detail-head {
  display: grid;
  gap: 4px;
}

.article-detail-title {
  font-weight: 740;
}

.article-detail-balance,
.article-detail-meta,
.empty-details {
  color: var(--muted);
  font-size: 12px;
}

.article-detail-path {
  margin-top: 8px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.inline-link {
  justify-self: start;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel-soft);
  color: var(--accent-dark);
  padding: 8px 11px;
}

pre {
  overflow: auto;
  margin: 12px 0 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #080c0b;
  color: #cce5dc;
  padding: 14px;
  font-size: 12px;
  line-height: 1.5;
}

.warnings-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.multi-step-inspector {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.inspector-subqueries {
  display: grid;
  gap: 8px;
}

.inspector-subquery {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 9px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 10px;
}

.inspector-subquery-query {
  overflow-wrap: anywhere;
  font-weight: 650;
  line-height: 1.35;
}

.warning-card {
  border: 1px solid var(--warning-line);
  border-radius: 8px;
  background: var(--warning-bg);
  padding: 11px 12px;
}

.warning-card.info {
  border-color: #31584f;
  background: #142621;
}

.warning-card.error {
  border-color: var(--error-line);
  background: var(--error-bg);
}

.warning-title {
  color: var(--ink);
  font-weight: 720;
}

.warning-message {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.debug-json {
  margin-top: 10px;
  max-height: 180px;
}

.debug-details summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 760;
  text-transform: uppercase;
}

@media (max-width: 960px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .workspace {
    padding: 18px;
  }

  .stage-panel,
  .kv-grid,
  .article-details.compact,
  .variant-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .workspace {
    height: auto;
    min-height: 100vh;
  }

  .topbar,
  .table-toolbar,
  .trust-summary {
    display: grid;
  }

  .topbar-actions,
  .input-row {
    align-items: stretch;
    display: grid;
    grid-template-columns: 1fr;
  }

  .stage-panel,
  .kv-grid,
  .article-details.compact,
  .variant-grid {
    grid-template-columns: 1fr;
  }

  .message.user {
    width: 100%;
  }
}