nexus/frontend/src/css/leviathan.css

/* Leviathan mode inside the Nexus shell */

.leviathan-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
}

.leviathan-group {
  margin-top: var(--space-2);
  color: var(--text-tertiary);
  cursor: default;
}

.leviathan-tool {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: var(--space-2);
}

.leviathan-tool-ico {
  color: var(--warning);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-align: center;
}

.badge-leviathan {
  color: var(--warning);
  border-color: rgba(255, 167, 38, 0.35);
}

.leviathan-panel {
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--bg-base);
}

.leviathan-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.leviathan-title-wrap {
  min-width: 0;
}

.leviathan-title-wrap h2 {
  margin: 0;
  font-size: var(--text-xl);
  color: var(--text-primary);
}

.leviathan-title-wrap p {
  margin: var(--space-1) 0 0;
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.leviathan-eyebrow,
.leviathan-status {
  color: var(--text-tertiary);
  font-size: var(--text-xs);
}

.leviathan-header-actions,
.leviathan-tool-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.leviathan-panel-body {
  min-height: 0;
  overflow: auto;
  padding: var(--space-4);
}

.leviathan-params {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.leviathan-param,
.leviathan-param-inline {
  display: grid;
  gap: var(--space-1);
  color: var(--text-tertiary);
  font-size: var(--text-xs);
}

.leviathan-param textarea {
  min-height: 120px;
}

.leviathan-checkbox {
  width: 18px;
  height: 18px;
  min-height: 18px;
  padding: 0;
}

.leviathan-file-picker {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  min-width: 0;
}

.leviathan-file-path {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.leviathan-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-2);
  margin: var(--space-3) 0;
}

.leviathan-pill {
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  min-width: 0;
}

.leviathan-pill span {
  display: block;
  color: var(--text-tertiary);
  font-size: var(--text-xs);
}

.leviathan-pill strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leviathan-results {
  min-width: 0;
}

.leviathan-spectrogram-frame {
  border: 1px solid var(--border-subtle);
  background: #05070c;
  border-radius: var(--radius-md);
  overflow: auto;
  padding: var(--space-2);
}

.leviathan-spectrogram-image {
  display: block;
  max-width: 100%;
  height: auto;
  image-rendering: pixelated;
}

.leviathan-empty,
.leviathan-json {
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  padding: var(--space-4);
}

.leviathan-json {
  white-space: pre-wrap;
  font-family: var(--font-mono);
}

.leviathan-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-xs);
}

.leviathan-table th,
.leviathan-table td {
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
}

.leviathan-table th {
  color: var(--text-tertiary);
  font-weight: var(--weight-semibold);
}

.leviathan-tree-node {
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-2) 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.leviathan-tree-node span {
  color: var(--text-tertiary);
}

.leviathan-hex-grid {
  display: grid;
  gap: 2px;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.leviathan-hex-row {
  display: grid;
  grid-template-columns: 92px minmax(320px, 1fr) minmax(120px, 220px);
  align-items: center;
  gap: var(--space-3);
}

.leviathan-offset {
  color: var(--warning);
}

.leviathan-byte-cells {
  display: grid;
  grid-template-columns: repeat(16, 28px);
  gap: 3px;
}

.leviathan-byte {
  width: 28px;
  min-height: 24px;
  padding: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.leviathan-ascii {
  color: var(--text-tertiary);
  white-space: pre;
}

@media (max-width: 900px) {
  .leviathan-panel-header {
    flex-direction: column;
  }

  .leviathan-hex-row {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }
}