.llm-node {
  position: relative;
  width: 280px;
  user-select: none;
  -webkit-user-select: none;
  border-radius: 16px;
  border: 1px solid #dbe2ea;
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
  overflow: visible;
  color: #0f172a;
}

:host.llm-node-readonly,
:host.llm-node-readonly * {
  cursor: default !important;
}

:host.llm-node-readonly .llm-subflow-view,
:host.llm-node-readonly .llm-subflow-view * {
  cursor: pointer !important;
}

.llm-node--human {
  border-color: #f7d7a7;
  background: linear-gradient(180deg, #fffdf9 0%, #fff7ed 100%);
  box-shadow: 0 10px 24px rgba(124, 45, 18, 0.14);
  color: #431407;
}

.llm-node-error {
  border: 2px solid #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2), 0 10px 24px rgba(15, 23, 42, 0.12);
}

.llm-node-warning {
  border: 2px solid #eab308;
  box-shadow: 0 0 0 3px rgba(234, 179, 8, 0.22), 0 10px 24px rgba(15, 23, 42, 0.12);
}

.llm-node-completed {
  border: 2px solid #16a34a;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.2), 0 10px 24px rgba(15, 23, 42, 0.12);
}

.llm-node-running {
  border: 2px solid #facc15;
  box-shadow: 0 0 0 0 rgba(250, 204, 21, 0.45), 0 10px 24px rgba(15, 23, 42, 0.12);
  animation: llmRunningBorderPulse 0.95s ease-in-out infinite;
}

.llm-node-attention {
  border: 2px solid #f97316;
  animation: llmAttentionBorderPulse 1.2s ease-in-out infinite;
}

.llm-node-skipped {
  border: 2px solid #94a3b8;
  background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
  box-shadow: 0 8px 20px rgba(100, 116, 139, 0.16);
  filter: grayscale(1);
}

.llm-node-bias-active {
  border: 2px solid #7c3aed;
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2), 0 10px 24px rgba(15, 23, 42, 0.12);
}

.llm-node-bias-changed {
  border: 2px solid #b45309;
  box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.22), 0 10px 24px rgba(15, 23, 42, 0.12);
}

.llm-node-metadata {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin-top: 5px;
}

.llm-node-capability-badge,
.llm-node-bias-summary,
.llm-node-skip-reason {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  min-height: 18px;
  padding: 2px 6px;
  border: 1px solid rgba(148, 163, 184, 0.72);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #475569;
  font-size: 9px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.llm-node-bias-summary {
  border-color: #c4b5fd;
  color: #6d28d9;
  background: #f5f3ff;
}

button.llm-node-bias-summary {
  font-family: inherit;
  cursor: pointer !important;
  transition:
    background-color 140ms ease,
    border-color 140ms ease,
    box-shadow 140ms ease,
    transform 140ms ease;
}

button.llm-node-bias-summary:hover {
  border-color: #7c3aed;
  background: #ede9fe;
  color: #5b21b6;
  box-shadow: 0 3px 8px rgba(109, 40, 217, 0.2);
  transform: translateY(-1px);
}

button.llm-node-bias-summary:focus-visible {
  outline: 2px solid #7c3aed;
  outline-offset: 2px;
}

.llm-node-bias-summary-active {
  border-color: #7c3aed;
  background: #7c3aed;
  color: #fff;
}

.llm-node-skip-reason {
  max-width: 190px;
  overflow: hidden;
  border-color: #cbd5e1;
  background: #f1f5f9;
  color: #475569;
  text-overflow: ellipsis;
}

.llm-bias-canvas-badge-wrap {
  position: absolute;
  top: -10px;
  right: 10px;
  z-index: 5;
  display: flex;
  gap: 4px;
}

.llm-bias-canvas-badge {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: #fff;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.25);
}

.llm-bias-canvas-badge-active { background: #7c3aed; }
.llm-bias-canvas-badge-changed { background: #b45309; }

.llm-node-skipped .llm-header {
  background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
  border-bottom-color: #cbd5e1;
}

.llm-skeleton-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  padding: 14px;
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.82);
  backdrop-filter: blur(1px);
}

.llm-params-shell {
  position: relative;
  min-height: 110px;
  overflow: hidden;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
}

.llm-skeleton-stack {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.llm-skeleton-line,
.llm-skeleton-pill {
  position: relative;
  overflow: hidden;
  background: #e2e8f0;
}

.llm-skeleton-line::after,
.llm-skeleton-pill::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
  animation: llm-skeleton-shimmer 1.1s ease-in-out infinite;
}

.llm-skeleton-line {
  height: 12px;
  border-radius: 999px;
}

.llm-skeleton-line-title {
  width: 62%;
  margin-top: 6px;
}

.llm-skeleton-line-short {
  width: 38%;
}

.llm-skeleton-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}

.llm-skeleton-pill {
  height: 54px;
  border-radius: 12px;
}

.llm-skeleton-pill-wide {
  grid-column: 1 / -1;
  height: 76px;
}

@keyframes llm-skeleton-shimmer {
  to {
    transform: translateX(100%);
  }
}

.llm-error-alert-wrap,
.llm-warning-alert-wrap {
  position: absolute;
  top: -12px;
  z-index: 120;
}

.llm-attention-wrap {
  position: absolute;
  left: 50%;
  top: -14px;
  transform: translateX(-50%);
  z-index: 125;
}

.llm-attention-trigger {
  width: 34px;
  height: 34px;
  border: 1px solid #fdba74;
  border-radius: 999px;
  background: #f97316;
  color: #fff7ed;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.45);
  animation: llmAttentionIconPulse 1.1s ease-in-out infinite;
}

.llm-attention-trigger i {
  font-size: 17px;
}

.llm-attention-trigger:disabled {
  cursor: wait;
  opacity: 0.7;
  animation: none;
}

.llm-error-alert-wrap {
  right: -12px;
}

.llm-warning-alert-wrap {
  left: -12px;
}

@keyframes llmRunningBorderPulse {
  0%, 100% {
    border-color: #fde047;
    box-shadow: 0 0 0 0 rgba(250, 204, 21, 0.12), 0 10px 24px rgba(15, 23, 42, 0.12);
  }
  50% {
    border-color: #eab308;
    box-shadow: 0 0 0 4px rgba(250, 204, 21, 0.32), 0 10px 24px rgba(15, 23, 42, 0.18);
  }
}

.llm-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid #e8edf4;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  border-top-left-radius: 16px;
  border-top-right-radius: 16px;
}

.llm-node--human .llm-header {
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  border-bottom-color: #fdba74;
}

.llm-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.llm-icon-image {
  width: 24px;
  height: 16px;
  object-fit: contain;
}

.llm-header-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.llm-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #eff6ff;
}

.llm-subtitle {
  font-size: 11px;
  color: #dbeafe;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.llm-body {
  padding: 12px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.llm-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.llm-column-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #64748b;
}

.llm-column-title-right {
  text-align: right;
}

.llm-row {
  display: grid;
  align-items: center;
  min-height: 34px;
  min-width: 0;
}

.llm-row-input {
  grid-template-columns: 16px 1fr;
  gap: 6px;
}

.llm-row-output {
  grid-template-columns: 1fr 16px;
  gap: 6px;
}

.llm-socket {
  position: relative;
  z-index: 20;
}

.llm-socket-right {
  justify-self: end;
}

.llm-socket-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
}

.llm-socket-wrap-output {
  justify-self: end;
}

.llm-pill {
  min-height: 32px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  min-width: 0;
  position: relative;
  overflow: visible;
}

.llm-pill-meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
}

.llm-pill-meta-output {
  align-items: flex-end;
}

.llm-pill-name {
  min-width: 0;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.15;
}

.llm-pill-context {
  min-width: 0;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-size: 9px;
  line-height: 1;
  font-weight: 700;
  opacity: 0.7;
}

.llm-pill-kind {
  font-size: 10px;
  line-height: 1;
  font-weight: 700;
  opacity: 0.86;
}

.llm-pill-input {
  justify-content: flex-start;
  color: #166534;
  background: #ecfdf3;
  border-color: #bbf7d0;
  gap: 4px;
  overflow: visible;
}

.llm-pill-output {
  justify-content: flex-end;
  color: #9f1239;
  background: #fff1f2;
  border-color: #fecdd3;
}

.llm-pill-output-true {
  color: #166534;
  background: #ecfdf3;
  border-color: #bbf7d0;
}

.llm-pill-output-false {
  color: #9f1239;
  background: #fff1f2;
  border-color: #fecdd3;
}

.llm-pill-dependency-input {
  color: #92400e;
  background: #fff7ed;
  border-color: #fed7aa;
}

.llm-pill-dependency-output {
  color: #1d4ed8;
  background: #eff6ff;
  border-color: #bfdbfe;
}

.llm-input-value-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
}

.llm-input-value-icon {
  border: none;
  background: transparent;
  color: #68ae82;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: default;
  border-radius: 999px;
}

.llm-input-value-icon:hover {
  background: rgba(104, 174, 130, 0.22);
}

.llm-input-value-icon i,
.llm-output-value-icon i {
  font-size: 16px;
  line-height: 1;
}

.llm-output-value-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  justify-self: end;
}

.llm-output-value-icon {
  border: none;
  background: transparent;
  color: #be123c;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: help;
  border-radius: 999px;
}

.llm-output-value-icon:hover {
  background: rgba(225, 29, 72, 0.12);
}

.llm-io-tooltip {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  min-width: 140px;
  max-width: 260px;
  border: 1px solid #dbeafe;
  border-radius: 8px;
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
  font-size: 11px;
  line-height: 1.3;
  padding: 6px 8px;
  white-space: pre-wrap;
  word-break: break-word;
  z-index: 80;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.llm-io-tooltip-output {
  right: calc(100% + 8px);
}

.llm-output-value-wrap:hover .llm-io-tooltip,
.llm-output-value-wrap:focus-within .llm-io-tooltip,
.llm-socket-wrap:hover .llm-io-tooltip,
.llm-socket-wrap:focus-within .llm-io-tooltip {
  opacity: 1;
  visibility: visible;
}

@keyframes llmAttentionBorderPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.38), 0 10px 24px rgba(15, 23, 42, 0.12);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.14), 0 10px 24px rgba(15, 23, 42, 0.12);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.05), 0 10px 24px rgba(15, 23, 42, 0.12);
  }
}

@keyframes llmAttentionIconPulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.45);
  }
  70% {
    transform: scale(1.08);
    box-shadow: 0 0 0 7px rgba(249, 115, 22, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0);
  }
}

.llm-params {
  margin: 0 12px 12px;
  padding: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.llm-param-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.llm-param-groups {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.llm-param-fieldset {
  margin: 0;
  padding: 8px;
  border: 1px solid #cbd5e1;
  border-radius: 0;
  background: transparent;
}

.llm-param-legend {
  margin: 0;
  padding: 0 4px;
  font-size: 10px;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  display: table;
  max-width: 100%;
  white-space: nowrap;
  float: none;
  width: auto;
  margin-bottom: 0;
}

.llm-param-chip {
  border: 1px solid #dbeafe;
  background: #eff6ff;
  border-radius: 8px;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.llm-param-chip-wide {
  grid-column: 1 / -1;
}

.llm-param-row-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
}

.llm-param-value-wide {
  overflow: visible;
  text-overflow: unset;
  white-space: pre-wrap;
  word-break: break-word;
}
.llm-bias-impact-trigger {
  align-items: center;
  background: #eff6ff;
  border: 1px solid #93c5fd;
  border-radius: .35rem;
  color: #1d4ed8;
  cursor: pointer;
  display: inline-flex;
  font-size: .9rem;
  justify-content: center;
  margin-left: auto;
  padding: .3rem .4rem;
}
.llm-bias-impact-trigger:hover:not(:disabled) { background: #dbeafe; }
.llm-bias-impact-trigger:disabled { cursor: not-allowed; opacity: .5; }