/* Shared visual lifecycle for the four real PXLTAB generation actions.
   Runtime owners still control validation, dispatch, results, and credits. */

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas) {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 0;
  transition: box-shadow 180ms ease, transform 80ms ease;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):not(:disabled),
:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-generating, [aria-busy="true"]) {
  border: 0;
  color: #ffffff;
  background: linear-gradient(110deg, #044940 0%, #0b4050 48%, #312367 100%);
  box-shadow: 0 8px 24px rgba(10, 25, 49, 0.32);
  opacity: 1;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas)::before {
  content: "";
  position: absolute;
  inset: -200% -50%;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(45% 65% at 22% 30%, rgba(58, 242, 176, 0.85), transparent 62%),
    radial-gradient(55% 70% at 62% 18%, rgba(76, 201, 240, 0.75), transparent 62%),
    radial-gradient(45% 65% at 82% 62%, rgba(139, 92, 246, 0.75), transparent 62%),
    radial-gradient(50% 60% at 38% 82%, rgba(67, 97, 238, 0.70), transparent 62%);
  filter: none;
  opacity: 0;
  transform: rotate(0deg) scale(1);
  transition: opacity 140ms ease;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas)::after {
  content: none;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas) > * {
  position: relative;
  z-index: 2;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):not(:disabled):not(.is-generating):not([aria-busy="true"]):not(.is-success):not(.is-failed):not(.is-timeout):is(:hover, :focus-visible)::before,
:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-success, .is-failed, .is-timeout):is(:hover, :focus-visible)::before {
  opacity: 1;
  animation: pxltab-generation-aurora 5s linear infinite;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-generating, [aria-busy="true"])::before {
  opacity: 0.94;
  animation: pxltab-generation-aurora 5s linear infinite;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):not(:disabled):is(:hover, :focus-visible),
:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-success, .is-failed, .is-timeout):is(:hover, :focus-visible) {
  border: 0;
  color: #ffffff;
  background: linear-gradient(110deg, #044940 0%, #0b4050 48%, #312367 100%);
  box-shadow: 0 8px 28px rgba(74, 93, 231, 0.30), 0 8px 24px rgba(58, 242, 176, 0.20);
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-generating, [aria-busy="true"]) {
  cursor: wait;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):not(:disabled):active {
  transform: translateY(1px);
}

/* Final state fills. Hover/focus intentionally returns to the normal User UI
   gradient in both themes, so green and red completely disappear. */
:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas).is-success {
  border: 0;
  color: #ffffff;
  background: #087452;
  box-shadow: 0 8px 22px rgba(8, 116, 82, 0.22);
  opacity: 1;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-failed, .is-timeout) {
  border: 0;
  color: #ffffff;
  background: #a62820;
  box-shadow: 0 8px 22px rgba(166, 40, 32, 0.22);
  opacity: 1;
}

html[data-theme="dark"] :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas).is-success {
  background: #11684f;
}

html[data-theme="dark"] :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-failed, .is-timeout) {
  background: #8f2930;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-success, .is-failed, .is-timeout)::before {
  opacity: 0;
  animation: none;
}

:is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-success, .is-failed, .is-timeout) > :is(svg, span, small) {
  color: #ffffff;
  opacity: 1;
}

html[data-theme="dark"] :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas):is(.is-success, .is-failed, .is-timeout):is(:hover, :focus-visible) {
  border: 0;
  background: linear-gradient(110deg, #044940 0%, #0b4050 48%, #312367 100%);
  box-shadow: 0 8px 28px rgba(74, 93, 231, 0.30), 0 8px 24px rgba(58, 242, 176, 0.20);
}

/* The runner is outside the button. Its SVG uses a normalized pathLength, so
   each surface completes one full rounded-rectangle lap in exactly 3.2 s. */
.px-generation-action-shell {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  flex: 0 0 auto;
  line-height: 0;
}

.px-generation-action-shell > .px-generation-action {
  line-height: normal;
}

.px-generation-action-shell--user,
.px-generation-action-shell--editor {
  width: 100%;
}

.px-generation-action-shell--expand {
  width: 200px;
  min-width: 200px;
  max-width: 200px;
  flex-basis: 200px;
}

.px-generation-action-shell > .px-generation-perimeter {
  position: absolute;
  inset: -3px;
  z-index: 4;
  width: calc(100% + 6px);
  height: calc(100% + 6px);
  overflow: visible;
  pointer-events: none;
  opacity: 0;
}

.px-generation-action-shell.is-generation-visible > :is(.is-generating, [aria-busy="true"]) + .px-generation-perimeter {
  opacity: 1;
}

.px-generation-perimeter rect {
  fill: none;
  vector-effect: non-scaling-stroke;
  stroke-linecap: round;
  stroke-dashoffset: 0;
  animation: pxltab-generation-perimeter-lap 3.2s linear infinite;
  animation-play-state: paused;
}

.px-generation-action-shell.is-generation-visible > :is(.is-generating, [aria-busy="true"]) + .px-generation-perimeter rect {
  animation-play-state: running;
}

.px-generation-perimeter__trail {
  stroke: #58d2c5;
  stroke-width: 2.4;
  stroke-dasharray: 9 91;
  filter: drop-shadow(0 0 3px rgba(76, 201, 240, 0.96));
}

.px-generation-perimeter__head {
  stroke: #ffffff;
  stroke-width: 2.7;
  stroke-dasharray: 1.8 98.2;
  filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.98));
}

.px-generation-action__label {
  white-space: nowrap;
}

.px-generation-action__cost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 20px;
  padding: 3px 7px;
  border-radius: 999px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: none;
  white-space: nowrap;
}

.px-generation-action--compact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

.px-generation-action--compact > svg {
  width: 14px;
  height: 14px;
}

@keyframes pxltab-generation-aurora {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.25); }
  100% { transform: rotate(360deg) scale(1); }
}

@keyframes pxltab-generation-perimeter-lap {
  to { stroke-dashoffset: -100; }
}

@media (prefers-reduced-motion: reduce) {
  :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas),
  :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas)::before {
    transition: none;
  }

  :is(#user-view #generate-user, #debug-view #d3-run, #generateButton, #generateExpandCanvas)::before,
  .px-generation-perimeter rect {
    animation: none !important;
  }

  .px-generation-action-shell.is-generation-visible > :is(.is-generating, [aria-busy="true"]) + .px-generation-perimeter {
    opacity: 1;
  }

  .px-generation-perimeter__trail {
    stroke-dasharray: none;
  }

  .px-generation-perimeter__head {
    display: none;
  }
}