:root {
  --ex-bg: #f3f5f8;
  --ex-panel: #ffffff;
  --ex-border: #dbe3ef;
  --ex-text: #0f172a;
  --ex-muted: #64748b;
  --ex-accent: #2563eb;
  --ex-accent-soft: rgba(37, 99, 235, 0.12);
  --ex-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  --ex-radius: 18px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--ex-bg);
  color: var(--ex-text);
}

body {
  min-height: 100vh;
}

.ex-page {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  max-width: 1720px;
  margin: 0 auto;
  padding: calc(var(--toolbar-h, 72px) + 18px) 18px 18px;
  box-sizing: border-box;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.ex-utility-controls {
  display: none !important;
}

#toolbar .tab-bar .tab-button .tab-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.1em;
  height: 1.1em;
  line-height: 1;
  flex: 0 0 auto;
  font-size: 0.95em;
}

.ex-inline-field,
.ex-form-grid label,
.ex-mode-filter-grid label,
.ex-operator-row label,
.ex-rule-grid label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.92rem;
}

.ex-inline-field span,
.ex-form-grid label span,
.ex-mode-filter-grid label span,
.ex-operator-row label span,
.ex-rule-grid label span,
.ex-mode-filter-group h3,
.ex-detail-section h3 {
  font-weight: 600;
}

.ex-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  align-items: start;
}

.ex-sidebar,
.ex-main {
  display: grid;
  gap: 20px;
}

.ex-sidebar {
  position: sticky;
  top: calc(var(--toolbar-h, 72px) + 18px);
  align-self: start;
  max-height: calc(100vh - var(--toolbar-h, 72px) - 36px);
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 4px;
  min-width: 0;
}
.ex-main {
  grid-template-columns: minmax(420px, 1fr) minmax(320px, 420px);
  align-items: start;
}

.ex-detail-panel {
  position: sticky;
  top: calc(var(--toolbar-h, 72px) + 18px);
  align-self: start;
  max-height: calc(100vh - var(--toolbar-h, 72px) - 36px);
  overflow: auto;
}

.ex-panel {
  background: var(--ex-panel);
  border: 1px solid var(--ex-border);
  border-radius: var(--ex-radius);
  box-shadow: var(--ex-shadow);
  padding: 18px;
}

.ex-panel h2 {
  margin: 0;
  font-size: 1.1rem;
}

.ex-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.ex-panel-head p {
  margin: 4px 0 0;
  color: var(--ex-muted);
}

.ex-segmented {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.ex-segmented button,
.ex-btn,
.ex-actions button {
  border: 1px solid var(--ex-border);
  background: #f8fafc;
  color: var(--ex-text);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  transition: 0.18s ease;
  font: inherit;
}

.ex-segmented button.is-active,
.ex-segmented button:hover,
.ex-btn:hover,
.ex-actions button:hover,
.ex-result-card.is-selected {
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 0 0 3px var(--ex-accent-soft);
}

.ex-segmented button.is-active {
  background: #eef4ff;
  color: var(--ex-accent);
}

.ex-btn-secondary {
  background: #eef4ff;
  color: var(--ex-accent);
}

.ex-btn-ghost {
  background: transparent;
}

.ex-form-grid {
  display: grid;
  gap: 12px;
}

.ex-mode-filter-group {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #edf2f7;
}

.ex-mode-filter-group h3 {
  margin: 0 0 12px;
  font-size: 0.98rem;
}

.ex-mode-filter-grid {
  display: grid;
  gap: 12px;
}

.ex-mode-filter-grid.two-cols {
  grid-template-columns: 1fr 1fr;
}

.ex-checkbox-grid {
  display: grid;
  gap: 10px;
}

.ex-checkbox-grid label,
.ex-inline-check {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 0.94rem;
}

.ex-results-panel,
.ex-detail-panel {
  min-height: 75vh;
}

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

.ex-result-card {
  border: 1px solid var(--ex-border);
  border-radius: 16px;
  padding: 14px;
  background: #fbfcfe;
  cursor: pointer;
  transition: 0.18s ease;
}

.ex-result-card:hover {
  transform: translateY(-1px);
  border-color: rgba(37, 99, 235, 0.28);
}

.ex-result-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 8px;
}

.ex-result-title {
  margin: 0;
  font-size: 1rem;
}

.ex-result-subtitle,
.ex-mini-meta,
.ex-muted {
  color: var(--ex-muted);
}

.ex-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  border: 1px solid var(--ex-border);
  background: #f8fafc;
  font-size: 0.84rem;
  gap: 6px;
}

.ex-pill.ex-pill-accent {
  background: #eef4ff;
  color: var(--ex-accent);
  border-color: rgba(37, 99, 235, 0.28);
}

.annotation-tag.inline-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.32em 0.78em;
  border-radius: 4px;
  font-size: 0.9em;
  font-weight: 500;
  line-height: 1.15;
  color: #1f2937;
  white-space: nowrap;
  vertical-align: middle;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.annotation-tag.inline-tag.annotation-tag--muted {
  background: #eef2f7;
  color: #475569;
  border: 1px solid #d1d9e6;
}

.ex-result-text,
.ex-full-text {
  white-space: pre-wrap;
  line-height: 1.55;
}

.ex-result-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.ex-relation-card {
  display: grid;
  gap: 10px;
}

.ex-relation-tags {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.ex-relation-arrow {
  color: var(--ex-muted);
  font-weight: 700;
  font-size: 1rem;
}

.ex-relation-snippets {
  display: grid;
  gap: 8px;
}

.ex-relation-snippet {
  border: 1px solid #edf2f7;
  background: #fff;
  border-radius: 12px;
  padding: 8px 10px;
  line-height: 1.45;
}

.ex-relation-snippet strong {
  margin-right: 6px;
}

.ex-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.ex-actions button {
  padding: 8px 12px;
  background: #fff;
}

.ex-detail-box {
  display: grid;
  gap: 18px;
}

.ex-detail-section {
  padding-top: 14px;
  border-top: 1px solid #edf2f7;
}

.ex-detail-section:first-child {
  border-top: none;
  padding-top: 0;
}

.ex-keyvals {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr;
  gap: 8px 12px;
}

.ex-keyvals dt {
  color: var(--ex-muted);
}

.ex-keyvals dd {
  margin: 0;
}

.ex-empty-state {
  min-height: 220px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--ex-muted);
  border: 1px dashed var(--ex-border);
  border-radius: 16px;
  background: #fbfcfe;
  padding: 20px;
}

.ex-status {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--ex-muted);
}

input[type="text"],
input[type="number"],
select {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--ex-border);
  background: #fff;
  color: var(--ex-text);
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
}

input:focus,
select:focus {
  outline: none;
  border-color: rgba(37, 99, 235, 0.45);
  box-shadow: 0 0 0 3px var(--ex-accent-soft);
}

@media (max-width: 1300px) {
  .ex-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .ex-page {
    grid-template-columns: 1fr;
  }

  .ex-sidebar,
  .ex-detail-panel {
    position: static;
    top: auto;
    max-height: none;
    overflow: visible;
  }
}

.ex-query-builder {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #edf2f7;
  display: grid;
  gap: 12px;
}

.ex-query-head {
  display: grid;
  gap: 10px;
}

.ex-query-head h3 {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 600;
}

.ex-query-head .ex-btn {
  justify-self: start;
  max-width: 100%;
  white-space: normal;
}

.ex-query-toolbar {
  display: grid;
  gap: 10px;
  align-items: stretch;
  justify-content: stretch;
}

.ex-inline-field-compact {
  min-width: 0;
  width: 100%;
}

.ex-rule-count {
  color: var(--ex-muted);
  font-size: 0.92rem;
}

.ex-rules-list {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.ex-rule-card {
  border: 1px solid var(--ex-border);
  background: #fbfcfe;
  border-radius: 14px;
  padding: 12px;
  display: grid;
  gap: 10px;
  min-width: 0;
  overflow: hidden;
}

.ex-rule-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-items: stretch;
  min-width: 0;
}

.ex-rule-grid > label,
.ex-rule-grid > .ex-rule-actions {
  min-width: 0;
}

.ex-rule-actions {
  display: flex;
  justify-content: flex-start;
}

.ex-rule-remove {
  border: 1px solid var(--ex-border);
  background: #fff;
  color: #b91c1c;
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  font: inherit;
}

.ex-rule-remove:hover {
  border-color: rgba(185, 28, 28, 0.25);
  box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.08);
}

.ex-rules-empty {
  border: 1px dashed var(--ex-border);
  border-radius: 14px;
  padding: 14px;
  color: var(--ex-muted);
  background: #fbfcfe;
}

@media (max-width: 900px) {
  .ex-rule-actions {
    justify-content: flex-start;
  }
}

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

@media (max-width: 900px) {
  .ex-operator-row {
    grid-template-columns: 1fr;
  }
}