.sphaleron-app-host {
  width: 100%;
}

.sphaleron-app {
  --sph-bg: #06111f;
  --sph-ink: #eef7ff;
  --sph-muted: #9eb1c3;
  --sph-line: #6c8498;
  --sph-grid: rgba(158, 177, 195, 0.16);
  --sph-cyan: #65d4ff;
  --sph-orange: #ffb347;
  --sph-green: #77d7a8;
  --sph-purple: #c7a7ff;
  --sph-red: #ff7d8f;
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  background: var(--sph-bg);
  color: var(--sph-ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.sphaleron-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem 1rem;
  padding: 0.35rem 0.25rem 0.85rem;
}

.sphaleron-actions,
.sphaleron-temperature {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.sphaleron-toolbar button {
  min-width: 0;
  min-height: 2.55rem;
  padding: 0.52rem 0.82rem;
  border: 1px solid rgba(158, 177, 195, 0.45);
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.045);
  color: var(--sph-ink);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
}

.sphaleron-toolbar button:hover {
  border-color: var(--sph-cyan);
  background: rgba(101, 212, 255, 0.1);
}

.sphaleron-toolbar button:focus-visible {
  outline: 3px solid rgba(101, 212, 255, 0.5);
  outline-offset: 2px;
}

.sphaleron-toolbar button[aria-pressed="true"],
.sphaleron-toolbar button[data-action="play"] {
  border-color: rgba(101, 212, 255, 0.7);
  background: rgba(101, 212, 255, 0.14);
}

.sphaleron-temperature-label {
  margin-right: 0.15rem;
  color: var(--sph-muted);
  font-size: 0.92rem;
}

.sphaleron-live {
  min-height: 1.6rem;
  padding: 0 0.25rem 0.35rem;
  color: var(--sph-muted);
  font-size: 0.9rem;
}

.sphaleron-figure {
  width: 100%;
}

.sphaleron-figure svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.sphaleron-figure text {
  fill: var(--sph-ink);
}

.sphaleron-figure .sph-phase-title {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.sphaleron-figure .sph-phase-subtitle,
.sphaleron-figure .sph-axis text,
.sphaleron-figure .sph-scheme-note,
.sphaleron-figure .sph-marker-label,
.sphaleron-figure .sph-minimum-label,
.sphaleron-figure .sph-direction-label {
  fill: var(--sph-muted);
}

.sphaleron-figure .sph-phase-subtitle {
  font-size: 18px;
}

.sphaleron-figure .sph-axis path,
.sphaleron-figure .sph-axis line {
  stroke: var(--sph-line);
}

.sphaleron-figure .sph-axis text {
  font-size: 15px;
}

.sphaleron-figure .sph-axis-title,
.sphaleron-figure .sph-energy-label {
  fill: var(--sph-ink);
  font-family: "STIX Two Text", "Times New Roman", serif;
  font-size: 20px;
  font-style: italic;
}

.sphaleron-figure .sph-potential {
  fill: none;
  stroke: var(--sph-cyan);
  stroke-width: 4;
}

.sphaleron-figure .sph-baseline,
.sphaleron-figure .sph-guide {
  stroke: var(--sph-grid);
  stroke-width: 1.5;
}

.sphaleron-figure .sph-minimum {
  fill: var(--sph-bg);
  stroke: var(--sph-cyan);
  stroke-width: 3;
}

.sphaleron-figure .sph-marker-halo {
  fill: rgba(255, 179, 71, 0.18);
}

.sphaleron-figure .sph-marker {
  fill: var(--sph-orange);
  stroke: var(--sph-ink);
  stroke-width: 3;
}

.sphaleron-figure .sph-marker-label {
  font-size: 15px;
  font-weight: 600;
}

.sphaleron-figure .sph-sphaleron-glow {
  fill: rgba(255, 125, 143, 0.16);
  stroke: var(--sph-red);
  stroke-width: 2;
}

.sphaleron-figure .sph-sphaleron-label {
  fill: var(--sph-red);
  font-size: 22px;
  font-weight: 700;
}

.sphaleron-figure .sph-sphaleron-note,
.sphaleron-figure .sph-tunnel-label {
  fill: var(--sph-muted);
  font-size: 15px;
}

.sphaleron-figure .sph-tunnel {
  fill: none;
  stroke: var(--sph-purple);
  stroke-width: 3;
  stroke-dasharray: 10 10;
}

.sphaleron-figure .sph-info-title {
  fill: var(--sph-muted);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.sphaleron-figure .sph-formula {
  fill: var(--sph-ink);
  font-family: "STIX Two Text", "Times New Roman", serif;
  font-size: 28px;
}

.sphaleron-figure .sph-formula-emphasis {
  fill: var(--sph-green);
}

.sphaleron-figure .sph-generations {
  fill: var(--sph-muted);
  font-size: 14px;
}

.sphaleron-figure .sph-direction {
  fill: none;
  stroke-width: 3;
}

.sphaleron-figure .sph-direction-forward {
  stroke: var(--sph-green);
}

.sphaleron-figure .sph-direction-backward {
  stroke: var(--sph-purple);
}

.sphaleron-figure .sph-direction-label {
  font-size: 16px;
  font-weight: 650;
}

.sphaleron-figure .sph-final-message {
  fill: var(--sph-orange);
  font-size: 19px;
  font-weight: 650;
}

.sphaleron-figure .sph-scheme-note {
  font-size: 13px;
}

html.is-autoplay-applet .sphaleron-toolbar,
html.is-autoplay-applet .sphaleron-live {
  display: none;
}

@media (max-width: 700px) {
  .sphaleron-toolbar {
    align-items: stretch;
  }

  .sphaleron-actions,
  .sphaleron-temperature {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }

  .sphaleron-actions button[data-action="scenario"],
  .sphaleron-temperature-label {
    grid-column: 1 / -1;
  }

  .sphaleron-toolbar button {
    width: 100%;
    min-height: 2.75rem;
  }

  .sphaleron-figure .sph-phase-title {
    font-size: 27px;
  }

  .sphaleron-figure .sph-phase-subtitle,
  .sphaleron-figure .sph-axis text,
  .sphaleron-figure .sph-marker-label,
  .sphaleron-figure .sph-minimum-label,
  .sphaleron-figure .sph-direction-label,
  .sphaleron-figure .sph-sphaleron-note,
  .sphaleron-figure .sph-tunnel-label,
  .sphaleron-figure .sph-generations,
  .sphaleron-figure .sph-scheme-note {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sphaleron-app *,
  .sphaleron-app *::before,
  .sphaleron-app *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}