.rspeed-rules {
  margin: 0.75rem 0 0;
  max-width: 40rem;
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.45;
}

.rspeed-rules__title {
  margin: 0 0 0.35rem;
  font-weight: 700;
}

.rspeed-rules ul {
  margin: 0;
  padding-left: 1.2rem;
}

.rspeed-rules li + li {
  margin-top: 0.2rem;
}

.rspeed-record {
  font-weight: 600;
}

.rspeed-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin: 1rem 0;
}

.rspeed-speed {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: min(100%, 18rem);
  flex: 1;
}

.rspeed-speed input[type="range"] {
  width: 100%;
}

.rspeed-control-btns {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.rspeed-controls[hidden],
.rspeed-questions[hidden],
.rspeed-reveal[hidden],
.rspeed-control-btns .btn[hidden],
#completion-block[hidden] {
  display: none !important;
}

.rspeed-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 10rem;
  margin: 1rem 0;
  padding: 1.5rem;
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--color-surface, #f6f6f6) 88%, #cde);
  text-align: center;
}

.rspeed-chunk {
  margin: 0;
  font-size: clamp(1.35rem, 3.5vw, 2rem);
  font-weight: 650;
  line-height: 1.35;
  max-width: 28rem;
  opacity: 1;
  transition: opacity 0.18s ease;
}

.rspeed-chunk.is-fading {
  opacity: 0;
}

.rspeed-chunk.is-idle {
  opacity: 0.55;
  font-weight: 500;
  font-size: 1.1rem;
}

.rspeed-questions__lead {
  margin: 0 0 0.75rem;
  font-weight: 600;
}

.rspeed-q {
  margin: 0 0 1rem;
  padding: 0.75rem 0;
  border-top: 1px solid color-mix(in srgb, var(--color-text) 12%, transparent);
}

.rspeed-q__text {
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.rspeed-q__choices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.rspeed-q__choices .btn.is-selected {
  outline: 2px solid var(--color-accent, #2a6);
  outline-offset: 1px;
}

.rspeed-reveal {
  margin: 1rem 0;
  padding: 1rem;
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--color-surface, #fff) 90%, #eee);
}

.rspeed-reveal h3 {
  margin: 0 0 0.5rem;
}

.rspeed-body {
  margin: 0 0 0.75rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.rspeed-details {
  margin: 0;
  padding-left: 1.2rem;
}

.rspeed-details li.is-ok {
  color: color-mix(in srgb, green 70%, var(--color-text));
}

.rspeed-details li.is-bad {
  color: color-mix(in srgb, #b33 75%, var(--color-text));
}