.bret-practice {
  --bret-ink: var(--emt-ink, #281c37);
  --bret-accent: var(--emt-action, #5e3a7d);
  max-width: 960px;
  margin: 0 auto;
  padding: calc(
      var(--emt-header-top, 16px) + var(--emt-header-bar-height, 64px) + 40px
    )
    24px 80px;
  color: var(--bret-ink);
  font-family: Manrope, sans-serif;
  line-height: 1.65;
}
.bret-practice [hidden] {
  display: none !important;
}
.bret-practice input[aria-invalid="true"] {
  outline: 2px solid var(--bret-accent);
  outline-offset: 2px;
}
.bret-practice .bret-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.bret-practice h1 {
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1.12;
  font-weight: 650;
  max-width: 700px;
  margin: 12px 0 20px;
}
.bret-practice h2 {
  font-size: 1.6rem;
  margin: 12px 0 24px;
}
.bret-intro > p {
  max-width: 620px;
}
.bret-eyebrow {
  font-size: 0.76rem;
  letter-spacing: 0.15em;
  font-weight: 700;
}
.bret-intro {
  padding-bottom: 28px;
}
.bret-intro a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.bret-practice a {
  color: var(--bret-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.bret-practice section,
.bret-settings {
  background: var(--emt-surface, #fffefa);
  border: 1px solid #b49bc5;
  border-radius: 24px;
  padding: clamp(20px, 4vw, 36px);
  margin: 24px 0;
  box-shadow: 0 10px 36px #39204f10;
}
.bret-notice {
  font-size: 0.9rem;
  border-left: 3px solid #8a679d;
  padding: 8px 16px;
  background: #fee9fb;
}
.bret-feedback:empty {
  display: none;
}
.bret-feedback {
  padding: 12px;
  background: #fff4dc;
  border: 1px solid #8a6726;
  border-radius: 10px;
  color: #563c0b;
}
.bret-practice label {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 48px;
}
.bret-practice fieldset {
  border: 0;
  margin: 20px 0;
  padding: 0;
}
.bret-practice legend {
  font-weight: 700;
  margin-bottom: 12px;
}
.bret-practice input[type="checkbox"],
.bret-practice input[type="radio"] {
  width: 22px;
  height: 22px;
  accent-color: var(--bret-accent);
  flex: none;
}
.bret-practice select,
.bret-practice input[type="number"] {
  font: inherit;
  min-height: 48px;
  border: 1px solid #75528f;
  border-radius: 10px;
  padding: 10px;
  color: var(--bret-ink);
  background: white;
  max-width: 100%;
}
.bret-practice input[type="number"] {
  width: 90px;
}
.bret-config select {
  width: 100%;
}
.bret-custom,
.bret-groups,
.bret-setting-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 24px;
}
.bret-custom label {
  justify-content: space-between;
}
.bret-custom p,
.bret-groups p {
  grid-column: 1/-1;
}
.bret-practice button {
  font: inherit;
  font-weight: 650;
  min-height: 48px;
  border-radius: 999px;
  padding: 10px 24px;
  border: 1px solid #75528f;
  background: #fff;
  color: var(--bret-ink);
  cursor: pointer;
}
.bret-practice button:hover {
  background: #fee9fb;
}
.bret-practice .bret-primary {
  display: block;
  margin-top: 24px;
  background: var(--bret-accent);
  color: white;
  width: 100%;
}
.bret-practice .bret-primary:hover {
  background: var(--emt-action-hover, #4b2b66);
}
.bret-practice .bret-primary:active {
  background: var(--emt-action-pressed, #39204f);
}
.bret-practice :is(button, a, input, select, summary):focus-visible {
  outline: 3px solid var(--emt-ink, #281c37);
  outline-offset: 4px;
}
.bret-practice button:disabled {
  cursor: default;
  opacity: 0.65;
}
.bret-settings summary {
  font-weight: 700;
  cursor: pointer;
  min-height: 48px;
}
.bret-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.bret-practice [data-session] {
  text-align: center;
}
.bret-orbit {
  width: min(60vw, 240px);
  aspect-ratio: 1;
  margin: 32px auto;
  border: 1px solid #c8abd8;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle, #fffefa, #f4dff3);
}
.bret-orbit span {
  width: 68%;
  height: 68%;
  border-radius: 50%;
  background: linear-gradient(150deg, #d1abe5, #8660a3);
  transform: scale(var(--bret-scale, 0.7));
  transition: none;
  box-shadow: 0 0 48px #b995d170;
}
.bret-stage {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 16px 0;
}
.bret-instruction {
  white-space: pre-line;
  text-align: left;
  max-width: 640px;
  margin: 0 auto;
}
.bret-countdown {
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
  margin: 12px;
}
.bret-practice progress {
  accent-color: var(--bret-accent);
  width: min(100%, 500px);
  height: 12px;
}
.bret-practice [data-metrics] {
  font-variant-numeric: tabular-nums;
}
.bret-practice [data-finish] {
  text-align: center;
}
@media (max-width: 540px) {
  .bret-practice {
    padding: calc(
        var(--emt-header-top, 12px) + var(--emt-header-bar-height, 60px) + 32px
      )
      16px 48px;
  }
  .bret-custom,
  .bret-groups,
  .bret-setting-grid {
    grid-template-columns: 1fr;
  }
  .bret-practice section,
  .bret-settings {
    border-radius: 18px;
  }
  .bret-actions > * {
    flex: 1 1 100%;
  }
  .bret-practice h1 {
    font-size: 2.25rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .bret-orbit span {
    transition: none;
    transform: none !important;
  }
}
@media (forced-colors: active) {
  .bret-practice section,
  .bret-settings,
  .bret-practice button,
  .bret-practice select {
    border: 1px solid CanvasText;
  }
  .bret-orbit {
    background: Canvas;
    border: 2px solid CanvasText;
  }
  .bret-orbit span {
    background: CanvasText;
    box-shadow: none;
  }
}

.bret-body-guide {
  width: 180px;
  max-width: 55vw;
  margin: 20px auto;
}
.bret-body-base {
  fill: #f4dff3;
  stroke: #8a679d;
  stroke-width: 1;
}
.bret-body-highlight {
  fill: #6c438b;
  opacity: 1;
}
.bret-body-highlight [data-part] {
  opacity: 0;
}
.bret-body-guide[data-muscle="1"] [data-part="1"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="2"] [data-part="2"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="3"] [data-part="3"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="4"] [data-part="4"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="5"] [data-part="5"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="6"] [data-part="6"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="7"] [data-part="7"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="8"] [data-part="8"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="9"] [data-part="9"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="10"] [data-part="10"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="11"] [data-part="11"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="12"] [data-part="12"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="13"] [data-part="13"] {
  opacity: 1;
}
.bret-body-guide[data-muscle="14"] .bret-body-base {
  fill: #b98bcf;
}
.bret-body-guide[data-muscle="15"] .bret-body-base {
  fill: #d2b7e2;
}