html {
  touch-action: none;
  overflow: hidden;
  width: 100%;
  height: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

:root {
  --ui-scale: 1;
}

body {
  touch-action: none;
  overflow: hidden;
  width: 100%;
  height: 100%;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Ubuntu", sans-serif;
  font-size: 12px;
  text-rendering: geometricPrecision;
  background-color: #f3f3f3;
  color: #242424;
}

button,
select {
  font-family: inherit;
}

.app,
.target,
.canvas-wrap,
.graph-surface,
.node-layer {
  width: 100%;
  height: 100%;
}

.target {
  display: flex;
  overflow: auto;
  outline: none;
  touch-action: pan-x pan-y;
  background-color: #f3f3f3;
}

.canvas-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 0;
}

.graph-surface {
  position: relative;
  overflow: hidden;
  cursor: grab;
}

.node-layer {
  position: relative;
  transform-origin: top left;
}

.edge-layer {
  position: absolute;
  inset: 0;
  overflow: visible;
  pointer-events: none;
  transform-origin: top left;
}

.graph-surface.dragging {
  cursor: grabbing;
}

.titlebar {
  color: #666666;
  display: block;
  height: 32px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  pointer-events: none;
}

.titlebar-content {
  display: block;
  padding: 0 142px;
  height: 100%;
  text-align: center;
  font-size: calc(15px * var(--ui-scale));
  font-weight: 600;
  line-height: 32px;
}

.titlebar-content-text {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.welcome {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  z-index: 4;
}

.welcome.hidden {
  display: none;
}

.welcome-card {
  width: 760px;
  max-width: calc(100vw - 40px);
  border: 1px solid #cfcfcf;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.08);
  padding: 42px 48px;
}

.welcome-text {
  color: #4e4e4e;
  line-height: 1.6;
  font-size: 30px;
  font-weight: 700;
}

.welcome-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
}

.logo-button {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.25;
  min-width: 11em;
  height: 3.05em;
  border-radius: 1.6em;
  color: #3c3c3c;
  background-color: #fbfbfb;
  border: 2px solid #686868;
  cursor: pointer;
}

.logo-button:hover {
  background-color: #ffffff;
  border-color: #444444;
}

.toolbar {
  display: flex;
  align-items: center;
  position: absolute;
  bottom: 10px;
  left: 10px;
  padding: 0;
  margin: 0;
  z-index: 3;
}

.toolbar-top {
  top: 10px;
  left: 10px;
  bottom: auto;
  gap: 8px;
}

.toolbar-button {
  background: none;
  border-radius: 6px;
  border: 1px solid #b0b0b0;
  margin: 0 2px 0 0;
  padding: 0;
  color: #666666;
  cursor: pointer;
  width: 32px;
  height: 32px;
  font-size: 16px;
  background-color: rgba(255, 255, 255, 0.90);
}

.toolbar-button:hover {
  color: #242424;
  border-color: #666666;
}

.toolbar-path {
  display: flex;
  align-items: center;
}

.toolbar-path-back-button,
.toolbar-path-name-button {
  background: #f4f4f4;
  border: 1px solid #8a8a8a;
  color: #404040;
  cursor: pointer;
  font-size: 12px;
  line-height: 12px;
  padding: 6px 10px;
}

.toolbar-path-back-button {
  border-top-left-radius: 6px;
  border-bottom-left-radius: 6px;
}

.toolbar-path-name-button {
  margin-left: 1px;
}

.toolbar-path-name-button:last-child {
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
}

.toolbar-path-back-button:hover,
.toolbar-path-name-button:hover {
  background: #e8e8e8;
  border-color: #555555;
}

.toolbar-path-name-button.active {
  background: #333333;
  border-color: #333333;
  color: #ffffff;
}

.toolbar-select {
  background: transparent;
  position: relative;
  width: 140px;
}

.toolbar-select select {
  width: 100%;
  appearance: none;
  font-size: 12px;
  line-height: 16px;
  border: 1px solid #8a8a8a;
  padding: 6px 24px 6px 10px;
  border-radius: 6px;
  background: #f4f4f4;
  color: #404040;
}

.toolbar-select select:hover {
  background: #ffffff;
  border-color: #666666;
}

.toolbar-select-arrow {
  position: absolute;
  top: 50%;
  right: 8px;
  transform: translateY(-50%);
  pointer-events: none;
  color: #404040;
  font-size: 10px;
}

.sidebar {
  display: flex;
  flex-direction: column;
  font-size: 12px;
  height: 100%;
  width: min(calc(100% * 0.6), 42em);
  position: fixed;
  top: 0;
  right: 0;
  background-color: #ececec;
  color: #242424;
  overflow: hidden;
  border-left: 1px solid rgba(255, 255, 255, 0.5);
  opacity: 1;
  z-index: 5;
}

.sidebar.hidden {
  display: none;
}

.sidebar-title {
  font-weight: bold;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin: 0;
  padding: 20px;
}

.sidebar-closebutton {
  padding: 8px 8px 8px 32px;
  font-size: 25px;
  color: #777777;
  background: none;
  border: 0;
  position: absolute;
  top: 0;
  right: 15px;
  cursor: pointer;
}

.sidebar-closebutton:hover {
  color: #242424;
}

.sidebar-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  height: 0;
}

.sidebar-object {
  flex-grow: 1;
  padding: 0 20px 20px;
  overflow-y: auto;
}

.sidebar-header {
  font-weight: bold;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin: 0;
  margin-top: 30px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.sidebar-subtitle {
  color: #666666;
  font-size: 13px;
  margin-bottom: 18px;
}

.sidebar-section {
  font-weight: bold;
  font-size: 11px;
  text-transform: uppercase;
  line-height: 1.25;
  margin-top: 16px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
  display: block;
}

.sidebar-paragraph {
  color: #666666;
  line-height: 1.55;
  font-size: 13px;
  margin-bottom: 12px;
}

.sidebar-item {
  margin-bottom: 6px;
  display: grid;
  grid-template-columns: minmax(128px, 150px) minmax(0, 1fr);
  column-gap: 12px;
  align-items: start;
}

.sidebar-item-name {
  font-size: 11px;
  min-width: 0;
  max-width: none;
  padding-right: 0;
  padding-top: 7px;
  display: block;
  color: #242424;
  font-weight: 600;
  line-height: 1.45;
  word-break: break-word;
  overflow-wrap: anywhere;
  text-align: right;
  text-transform: none;
}

.sidebar-item-value-list {
  margin: 0;
  overflow: hidden;
  display: block;
  padding: 0;
  min-width: 0;
}

.sidebar-item-value {
  font-size: 11px;
  background-color: #fcfcfc;
  border-radius: 2px;
  border: 1px solid #fcfcfc;
  margin-top: 3px;
  margin-bottom: 3px;
  overflow: auto;
}

.sidebar-item-value-line {
  padding: 4px 6px 4px 6px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #333333;
  font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
}

.sidebar-item-value + .sidebar-item-value {
  margin-top: 4px;
}

.empty-state {
  color: #777777;
  margin-top: 10px;
}

.error-banner {
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid rgba(192, 0, 0, 0.7);
  background: rgba(255, 235, 235, 0.95);
  color: #f0b6b6;
  line-height: 1.55;
}

.error-banner.hidden {
  display: none;
}

.hidden {
  display: none;
}

.open-file-dialog {
  display: none;
}

.node-card {
  position: absolute;
  width: calc(220px * var(--ui-scale));
  border-radius: 10px;
  border: 2px solid rgba(0, 0, 0, 0.12);
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  color: #242424;
  cursor: pointer;
  overflow: hidden;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.node-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  border-color: rgba(0, 0, 0, 0.25);
}

.node-card.selected {
  border-color: #e53935;
  box-shadow: 0 4px 20px rgba(229, 57, 53, 0.25);
}

.node-card-header {
  padding: calc(11px * var(--ui-scale)) calc(14px * var(--ui-scale));
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  color: #ffffff;
  font-size: calc(14px * var(--ui-scale));
  font-weight: 600;
  line-height: 1.3;
  text-align: left;
}

.node-card.attention .node-card-header {
  background: linear-gradient(135deg, #ff7043, #f4511e);
}
.node-card.embedding .node-card-header,
.node-card.input .node-card-header {
  background: linear-gradient(135deg, #78909c, #546e7a);
}
.node-card.output .node-card-header {
  background: linear-gradient(135deg, #26a69a, #00897b);
}
.node-card.cache .node-card-header,
.node-card.cache_update .node-card-header {
  background: linear-gradient(135deg, #ab47bc, #8e24aa);
}
.node-card.mlp .node-card-header {
  background: linear-gradient(135deg, #42a5f5, #1e88e5);
}
.node-card.lmhead .node-card-header {
  background: linear-gradient(135deg, #66bb6a, #43a047);
}
.node-card.residual .node-card-header {
  background: linear-gradient(135deg, #ffa726, #fb8c00);
}
.node-card.norm .node-card-header {
  background: linear-gradient(135deg, #ec407a, #d81b60);
}
.node-card.block_stack .node-card-header,
.node-card.transformerblock .node-card-header {
  background: linear-gradient(135deg, #5c6bc0, #3949ab);
}
.node-card.default .node-card-header {
  background: linear-gradient(135deg, #78909c, #607d8b);
}

.node-card-title {
  font-size: calc(14px * var(--ui-scale));
  font-weight: 600;
  text-align: left;
}

.node-card-body {
  padding: calc(12px * var(--ui-scale)) calc(14px * var(--ui-scale));
  font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
  font-size: calc(11px * var(--ui-scale));
  font-weight: 500;
  line-height: 1.7;
  color: #555555;
  text-align: left;
}

.node-card-body strong {
  color: #888888;
  font-weight: 600;
  font-size: calc(10px * var(--ui-scale));
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.edge-label {
  fill: #444444;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Ubuntu", sans-serif;
  font-size: calc(9px * var(--ui-scale));
  font-weight: 500;
}

.edge-label-box {
  fill: rgba(255, 255, 255, 0.92);
  stroke: rgba(0, 0, 0, 0.08);
  stroke-width: 1;
  rx: 4;
  ry: 4;
}

.edge-path {
  stroke: rgba(0, 0, 0, 0.35);
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.edge-path.residual {
  stroke: rgba(255, 152, 0, 0.6);
  stroke-width: 2;
  stroke-dasharray: 6, 4;
}

code {
  font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, monospace;
}