.tg {
  --tg-accent: var(--accent, #9955ff);
  --tg-accent-rgb: var(--accent-rgb, 153, 85, 255);
  --tg-variant: #625b71;
  --tg-outline: #a39eae;
  --tg-ink: var(--text, #0f172a);
  --tg-muted: #8f8a9c;
  --tg-line: #e4e0ec;
  --tg-surface: #ffffff;
  --tg-surface-card: #ffffff;
  --tg-surface-elevated: #faf9fc;
  --tg-surface-subtle: #f4f1f8;
  --tg-border-subtle: #ebe7f2;
  --tg-divider: #f0edf5;
  --tg-input-bg: #f3f1f6;
  --tg-badge-bg: #ece8f2;
  --tg-viewport-dot: rgba(15, 23, 42, 0.085);
  --tg-viewport-bg1: #fbfaff;
  --tg-viewport-bg2: #f7f5fc;
  --tg-viewport-border: #efecf5;
  --tg-edge-base: #d6d1e0;
  --tg-port-fill: #ffffff;
  --tg-port-stroke: #cfc9da;
  --tg-meter-track: #f0edf5;
  --tg-card-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 16px -10px rgba(15, 23, 42, 0.18);
  --tg-node-blocked-bg: #fcfbfe;
  --tg-node-done-bg: #f8f7fa;
  --tg-node-done-border: #ebe8f0;
  --tg-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-lg, 24px);
  background: var(--tg-surface);
  border: 1px solid rgba(var(--tg-accent-rgb), 0.12);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 24px 48px -24px rgba(var(--tg-accent-rgb), 0.28);
  color: var(--tg-ink);
  font-variant-numeric: tabular-nums;
}

[data-theme="dark"] .tg {
  --tg-variant: #b5afc4;
  --tg-outline: #777286;
  --tg-ink: var(--text, #f3f0fa);
  --tg-muted: #9590a3;
  --tg-line: rgba(170, 119, 255, 0.16);
  --tg-surface: #151224;
  --tg-surface-card: #1c182e;
  --tg-surface-elevated: #221e38;
  --tg-surface-subtle: #24203a;
  --tg-border-subtle: rgba(170, 119, 255, 0.14);
  --tg-divider: rgba(170, 119, 255, 0.12);
  --tg-input-bg: #201c36;
  --tg-badge-bg: #282342;
  --tg-viewport-dot: rgba(255, 255, 255, 0.08);
  --tg-viewport-bg1: #110e1d;
  --tg-viewport-bg2: #0e0c18;
  --tg-viewport-border: rgba(170, 119, 255, 0.15);
  --tg-edge-base: #393352;
  --tg-port-fill: #1c182e;
  --tg-port-stroke: #4e476d;
  --tg-meter-track: #26213d;
  --tg-card-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 8px 20px -8px rgba(0, 0, 0, 0.6);
  --tg-node-blocked-bg: #191629;
  --tg-node-done-bg: #141122;
  --tg-node-done-border: #231f36;
  background: var(--tg-surface);
  border-color: rgba(var(--tg-accent-rgb), 0.18);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 24px 48px -24px rgba(0, 0, 0, 0.7);
}

.tg-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 0.25rem;
}

.tg-heading {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.tg-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--tg-muted);
}

.tg-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--tg-accent);
  box-shadow: 0 0 0 0 rgba(var(--tg-accent-rgb), 0.5);
  animation: tg-live 1.8s ease-out infinite;
}

.tg-title {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.tg-meter {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.4rem;
  flex: none;
}

.tg-meter__count {
  font-size: 0.8rem;
  color: var(--tg-muted);
}

.tg-meter__count b {
  color: var(--tg-ink);
  font-weight: 600;
}

.tg-meter__track {
  width: 132px;
  height: 6px;
  border-radius: 999px;
  background: var(--tg-meter-track);
  overflow: hidden;
}

.tg-meter__fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(var(--tg-accent-rgb), 0.7), var(--tg-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--tg-ease), background 0.4s ease;
}

.tg-viewport {
  padding: 1.75rem 1.25rem;
  border-radius: var(--radius-md, 16px);
  background:
    radial-gradient(circle, var(--tg-viewport-dot) 1px, transparent 1.4px) 0 0 / 20px 20px,
    linear-gradient(180deg, var(--tg-viewport-bg1), var(--tg-viewport-bg2));
  border: 1px solid var(--tg-viewport-border);
}

.tg-fit {
  position: relative;
}

.tg-stage {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: 0 0;
  transition: opacity 0.5s ease;
}

.tg.is-leaving .tg-stage {
  opacity: 0;
}

.tg-edges {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.tg-edge__base,
.tg-edge__fill {
  fill: none;
  stroke-dasharray: 1 2;
  stroke-dashoffset: 1;
}

.tg-edge__base {
  stroke: var(--tg-edge-base);
  stroke-width: 1.5;
}

.tg-edge__fill {
  stroke: var(--tg-accent);
  stroke-width: 2.25;
  transition: stroke 0.5s ease;
}

.tg-edge[data-state="done"] .tg-edge__fill {
  stroke: rgba(var(--tg-accent-rgb), 0.32);
}

.tg-port {
  fill: var(--tg-port-fill);
  stroke: var(--tg-port-stroke);
  stroke-width: 1.5;
  opacity: 0;
  transition: opacity 0.3s ease, fill 0.3s ease, stroke 0.3s ease;
}

.tg-edge:not([data-state="hidden"]) .tg-port {
  opacity: 1;
}

.tg-edge[data-state="active"] .tg-port--start,
.tg-edge.is-filled .tg-port--end {
  fill: var(--tg-accent);
  stroke: var(--tg-surface);
}

.tg-edge[data-state="done"] .tg-port {
  fill: #c9b3f0;
  stroke: var(--tg-surface);
}

.tg-edge__head {
  fill: var(--tg-accent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.tg-edge__halo {
  opacity: 0.22;
}

.tg-edge.is-flowing .tg-edge__head {
  opacity: 1;
}

.tg-node {
  position: absolute;
  width: var(--tg-node-w);
  height: var(--tg-node-h);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0 0.75rem 0 0.85rem;
  border-radius: 14px;
  background: var(--tg-surface);
  border: 1px solid var(--tg-line);
  box-shadow: var(--tg-card-shadow);
  transition: opacity 0.45s var(--tg-ease), transform 0.45s var(--tg-ease),
    border-color 0.35s ease, box-shadow 0.35s ease, background-color 0.35s ease;
}

.tg-node::before,
.tg-node::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
}

.tg-node[data-state="hidden"] {
  opacity: 0;
  transform: translateY(8px) scale(0.94);
}

.tg-node[data-state="todo"][data-level="1"] {
  border-color: rgba(var(--tg-accent-rgb), 0.4);
}

.tg-node.is-blocked {
  background: var(--tg-node-blocked-bg);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.tg-node.is-unblocked::before {
  animation: tg-pulse 0.9s ease-out 2;
}

.tg-node[data-state="doing"] {
  border-color: rgba(var(--tg-accent-rgb), 0.7);
  transform: translateY(-2px);
  box-shadow: 0 0 0 4px rgba(var(--tg-accent-rgb), 0.1),
    0 14px 28px -14px rgba(var(--tg-accent-rgb), 0.55);
}

.tg-node[data-state="done"] {
  background: var(--tg-node-done-bg);
  border-color: var(--tg-node-done-border);
  box-shadow: none;
}

.tg-node.is-celebrating::before,
.tg-node.is-celebrating::after {
  border: 2px solid rgba(var(--tg-accent-rgb), 0.5);
  animation: tg-burst 1.1s var(--tg-ease) 2 both;
}

.tg-node.is-celebrating::after {
  animation-delay: 0.25s;
}

.tg-node__text {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}

.tg-node__title {
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.35s ease;
}

.tg-node__status {
  font-size: 0.72rem;
  color: var(--tg-muted);
  white-space: nowrap;
  transition: color 0.35s ease;
}

.tg-node.is-blocked .tg-node__title {
  color: #6f6a7d;
}

.tg-node[data-state="doing"] .tg-node__status {
  color: var(--tg-accent);
}

.tg-node[data-state="done"] .tg-node__title,
.tg-node[data-state="done"] .tg-node__status {
  color: var(--tg-outline);
}

.tg-node__bar {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: -1px;
  height: 2px;
  border-radius: 2px;
  background: var(--tg-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: opacity 0.3s ease;
}

.tg-node:not([data-state="doing"]) .tg-node__bar {
  opacity: 0;
}

.tg-level {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 18px;
  padding: 0 6px;
  border-radius: 7px;
  background: var(--tg-badge-bg);
  color: var(--tg-variant);
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
  overflow: hidden;
}

.tg-level__value {
  display: block;
}

.tg-node__meta {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 1px;
}

.tg-node__level {
  flex: none;
  height: 15px;
  min-width: 22px;
  padding: 0 5px;
  border-radius: 5px;
  font-size: 9.5px;
  max-width: 40px;
  transition: opacity 0.3s ease, transform 0.35s var(--tg-ease), max-width 0.35s var(--tg-ease),
    min-width 0.35s var(--tg-ease), padding 0.35s var(--tg-ease), margin 0.35s var(--tg-ease);
}

.tg-node:not(.is-blocked) .tg-node__level {
  max-width: 0;
  min-width: 0;
  padding: 0;
  margin-right: -0.3rem;
  opacity: 0;
  transform: scale(0.6);
}

.tg-icon {
  flex: none;
  width: 18px;
  height: 18px;
  overflow: visible;
  color: var(--tg-variant);
  transition: color 0.3s ease;
}

.tg-icon * {
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.3s ease, transform 0.4s var(--tg-ease);
}

.tg-icon__ring {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
}

.tg-icon__dot {
  fill: currentColor;
  transform: scale(0);
}

.tg-icon__check {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1 2;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 0.4s var(--tg-ease) 0.1s;
}

.tg-node.is-blocked .tg-icon {
  color: #b3aec0;
}

[data-state="doing"] > .tg-icon {
  color: var(--tg-accent);
}

[data-state="doing"] > .tg-icon .tg-icon__dot {
  transform: scale(1);
}

[data-state="done"] > .tg-icon {
  color: var(--tg-outline);
}

[data-state="done"] > .tg-icon .tg-icon__check {
  stroke-dashoffset: 0;
}

.tg-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  padding: 0 0.25rem;
  font-size: 0.75rem;
  color: var(--tg-muted);
}

.tg-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.tg-legend__item .tg-icon {
  width: 13px;
  height: 13px;
}

.tg-legend__item[data-state="todo"] .tg-icon {
  color: var(--tg-variant);
}

@keyframes tg-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--tg-accent-rgb), 0.32);
  }
  100% {
    box-shadow: 0 0 0 10px rgba(var(--tg-accent-rgb), 0);
  }
}

@keyframes tg-burst {
  0% {
    opacity: 0.9;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(1.28, 1.6);
  }
}

@keyframes tg-live {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--tg-accent-rgb), 0.5);
  }
  100% {
    box-shadow: 0 0 0 6px rgba(var(--tg-accent-rgb), 0);
  }
}

@media (max-width: 520px) {
  .tg {
    padding: 1rem;
  }

  .tg-header {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .tg-viewport {
    padding: 1.25rem 0.75rem;
  }

  .tg-meter__track {
    width: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tg *,
  .tg *::before,
  .tg *::after {
    animation: none !important;
    transition: none !important;
  }
}