:root {
  color: #142426;
  background: #e7f3f3;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

.visually-hidden {
  width: 1px;
  height: 1px;
  position: absolute;
  overflow: hidden;
  border: 0;
  margin: -1px;
  padding: 0;
  clip-path: inset(50%);
  white-space: nowrap;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  background: #e7f3f3;
}

button {
  font: inherit;
}

.workout {
  --phase-accent: #176c74;
  --phase-accent-hover: #10545a;
  --phase-page: #e7f3f3;
  --phase-panel: #d3e9ea;
  --phase-card: #b8dfe2;
  --phase-surface: #f9fdfd;
  --phase-ink: #142426;
  --phase-muted: #465f62;
  --phase-border: #78a9ad;
  --phase-track: #c8dfe0;
  --phase-shadow: rgba(23, 108, 116, 0.22);
  min-height: 100vh;
  min-height: 100svh;
  height: 100vh;
  height: 100svh;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 20px;
  padding: 24px;
  overflow: hidden;
  color: var(--phase-ink);
  background: var(--phase-page);
  box-shadow: inset 0 8px 0 var(--phase-accent);
  transition:
    color 420ms ease,
    background-color 420ms ease,
    box-shadow 420ms ease;
}

.workout--ready {
  --phase-accent: #176c74;
  --phase-accent-hover: #10545a;
  --phase-page: #e7f3f3;
  --phase-panel: #d3e9ea;
  --phase-card: #b8dfe2;
  --phase-surface: #f9fdfd;
  --phase-ink: #142426;
  --phase-muted: #465f62;
  --phase-border: #78a9ad;
  --phase-track: #c8dfe0;
  --phase-shadow: rgba(23, 108, 116, 0.22);
}

.workout--exercising {
  --phase-accent: #4d6810;
  --phase-accent-hover: #3b510a;
  --phase-page: #eff6dc;
  --phase-panel: #e3efc2;
  --phase-card: #d7eca0;
  --phase-surface: #fbfdf7;
  --phase-ink: #20280f;
  --phase-muted: #526038;
  --phase-border: #94a95c;
  --phase-track: #d5e2b2;
  --phase-shadow: rgba(77, 104, 16, 0.22);
}

.workout--preparing {
  --phase-accent: #7b5900;
  --phase-accent-hover: #604500;
  --phase-page: #fff5d6;
  --phase-panel: #f6e7b3;
  --phase-card: #ffe095;
  --phase-surface: #fffdf7;
  --phase-ink: #2d2208;
  --phase-muted: #695a30;
  --phase-border: #bfa64e;
  --phase-track: #ecdaa0;
  --phase-shadow: rgba(123, 89, 0, 0.2);
}

.workout--resting {
  --phase-accent: #9f3e27;
  --phase-accent-hover: #7f2f1d;
  --phase-page: #fff0ea;
  --phase-panel: #f4d8cf;
  --phase-card: #ffc4b1;
  --phase-surface: #fffaf8;
  --phase-ink: #32170f;
  --phase-muted: #704c40;
  --phase-border: #c48773;
  --phase-track: #ebc9be;
  --phase-shadow: rgba(159, 62, 39, 0.21);
}

.workout--paused {
  --phase-accent: #614693;
  --phase-accent-hover: #4c3576;
  --phase-page: #f3eff9;
  --phase-panel: #e7dff2;
  --phase-card: #d9cbed;
  --phase-surface: #fcfbfe;
  --phase-ink: #251b33;
  --phase-muted: #5d526b;
  --phase-border: #9a87b7;
  --phase-track: #d7cde6;
  --phase-shadow: rgba(97, 70, 147, 0.2);
}

.workout--finished {
  --phase-accent: #1b6b59;
  --phase-accent-hover: #145244;
  --phase-page: #e9f5f0;
  --phase-panel: #d6ebe4;
  --phase-card: #bce2d6;
  --phase-surface: #f9fcfb;
  --phase-ink: #112821;
  --phase-muted: #456259;
  --phase-border: #76aa9c;
  --phase-track: #c6dfd7;
  --phase-shadow: rgba(27, 107, 89, 0.21);
}

.workout__header,
.workout__progress,
.carousel,
.workout__footer {
  width: min(100%, 1120px);
  margin-inline: auto;
}

.workout__header {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.workout__brand,
.workout__footer p,
.progress__labels p {
  margin: 0;
}

.workout__brand {
  color: var(--phase-accent);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0;
  transition: color 420ms ease;
}

.workout__actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.duration-picker {
  display: flex;
  align-items: center;
  gap: 8px;
}

.duration-picker label {
  color: var(--phase-muted);
  font-size: 12px;
  font-weight: 750;
  text-transform: uppercase;
}

.duration-picker select {
  height: 42px;
  border: 1px solid var(--phase-border);
  border-radius: 4px;
  padding: 0 30px 0 10px;
  color: var(--phase-ink);
  background: var(--phase-surface);
  font: inherit;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  transition:
    color 420ms ease,
    background-color 420ms ease,
    border-color 420ms ease;
}

.workout__new {
  min-height: 42px;
  border: 1px solid var(--phase-accent);
  border-radius: 8px;
  padding: 0 16px;
  color: #ffffff;
  background: var(--phase-accent);
  cursor: pointer;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.workout__new:hover,
.workout__new:focus-visible {
  color: #ffffff;
  border-color: var(--phase-accent-hover);
  background: var(--phase-accent-hover);
  transform: translateY(-1px);
}

.workout__new-short {
  display: none;
}

.settings-toggle {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--phase-border);
  border-radius: 8px;
  padding: 0;
  color: var(--phase-accent);
  background: var(--phase-surface);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.settings-toggle:hover,
.settings-toggle:focus-visible {
  border-color: var(--phase-accent);
  background: var(--phase-panel);
  transform: translateY(-1px);
}

.workout__new:focus-visible,
.duration-picker select:focus-visible,
.settings-toggle:focus-visible,
.tutorial-trigger:focus-visible,
.card--preview:focus-visible,
button.card--current:focus-visible {
  outline: 3px solid var(--phase-surface);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px var(--phase-accent);
}

.workout__progress {
  display: grid;
  gap: 8px;
}

.progress__labels {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--phase-muted);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.progress__labels p:first-child {
  border-radius: 4px;
  padding: 4px 9px;
  color: #ffffff;
  background: var(--phase-accent);
  font-size: 11px;
  font-weight: 850;
  text-transform: uppercase;
  transition: background-color 420ms ease;
}

.progress__track {
  height: 8px;
  overflow: hidden;
  border: 1px solid var(--phase-border);
  border-radius: 4px;
  background: var(--phase-track);
  transition:
    background-color 420ms ease,
    border-color 420ms ease;
}

.progress__value {
  height: 100%;
  background: var(--phase-accent);
  transition:
    width 180ms linear,
    background-color 420ms ease;
}

.carousel {
  --carousel-axis: horizontal;
  --carousel-step: clamp(340px, 38vw, 430px);
  min-height: 0;
  height: 100%;
  display: flex;
  align-items: center;
  overflow-x: hidden;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  padding: 0;
  scroll-snap-type: none;
  scrollbar-width: none;
  touch-action: pan-y pinch-zoom;
  user-select: none;
}

.carousel::before,
.carousel::after {
  content: "";
  flex: 0 0 calc((100% - var(--carousel-step)) / 2);
  align-self: stretch;
}

.carousel::-webkit-scrollbar {
  display: none;
}

.carousel__item {
  width: var(--carousel-step);
  height: 100%;
  flex: 0 0 var(--carousel-step);
  min-width: 0;
  display: grid;
  place-items: center;
  position: relative;
  scroll-snap-align: center;
  scroll-snap-stop: normal;
}

.carousel__item--current {
  z-index: 2;
}

.carousel__item--current > .card {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.carousel__item--concealed > .card {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: none;
}

.carousel__item--previous.carousel__item--near,
.carousel__item--next.carousel__item--near {
  display: flex;
  align-items: center;
}

.carousel__item--previous.carousel__item--near {
  flex-direction: row-reverse;
  padding-right: 64px;
}

.carousel__item--next.carousel__item--near {
  padding-left: 64px;
}

.carousel__item--previous.carousel__item--near > .card,
.carousel__item--next.carousel__item--near > .card {
  flex: 0 0 calc(100% - 128px);
}

.deck-stack {
  width: 64px;
  height: 290px;
  flex: 0 0 64px;
  position: relative;
  overflow: hidden;
  pointer-events: none;
}

.deck-stack__line {
  width: 1px;
  position: absolute;
  top: var(--deck-stack-inset);
  bottom: var(--deck-stack-inset);
  background: var(--phase-accent);
  opacity: var(--deck-stack-opacity);
}

.carousel__item--previous .deck-stack__line {
  right: var(--deck-stack-position);
}

.carousel__item--next .deck-stack__line {
  left: var(--deck-stack-position);
}

.card {
  min-width: 0;
  border-radius: 8px;
}

.card {
  color: var(--phase-ink);
  background: var(--phase-surface);
}

.card--carousel {
  overflow: hidden;
}

.card--current {
  width: min(calc(var(--carousel-step) + 100px), calc(100vw - 48px));
  height: min(48vh, 430px);
  min-height: 340px;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  align-items: center;
  border: 2px solid var(--phase-accent);
  padding: 32px;
  background: var(--phase-card);
  box-shadow: 0 18px 44px var(--phase-shadow);
}

.card--exercising,
.card--preparing,
.card--resting,
.card--paused,
.card--finished,
.card--ready {
  border-top: 10px solid var(--phase-accent);
}

button.card--current {
  cursor: pointer;
  transition:
    color 420ms ease,
    background-color 420ms ease,
    border-color 180ms ease,
    box-shadow 420ms ease;
}

button.card--current:hover,
button.card--current:focus-visible {
  border-color: var(--phase-accent-hover);
  box-shadow: 0 22px 52px var(--phase-shadow);
}

.carousel__tutorial-slot {
  width: min(calc(var(--carousel-step) + 100px), calc(100vw - 48px));
  height: min(48vh, 430px);
  min-height: 340px;
  display: flex;
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 18px;
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.tutorial-trigger {
  min-width: 44px;
  height: 44px;
  display: grid;
  grid-auto-flow: column;
  gap: 6px;
  place-items: center;
  border: 2px solid var(--phase-accent);
  border-radius: 8px;
  padding: 0 10px;
  color: var(--phase-accent);
  background: var(--phase-surface);
  box-shadow: 0 4px 14px var(--phase-shadow);
  font-size: 11px;
  font-weight: 750;
  line-height: 1;
  cursor: pointer;
  pointer-events: auto;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.tutorial-trigger__icon {
  padding-left: 1px;
  font-size: 15px;
}

.tutorial-trigger:hover,
.tutorial-trigger:focus-visible {
  border-color: var(--phase-accent-hover);
  color: #ffffff;
  background: var(--phase-accent-hover);
  transform: translateY(-1px);
}

.card__phase,
.card__timer-label,
.card__planned,
.card__instruction {
  margin: 0;
}

.card__phase {
  justify-self: center;
  border-radius: 4px;
  padding: 5px 10px;
  color: #ffffff;
  background: var(--phase-accent);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
  transition: background-color 420ms ease;
}

.card__title {
  align-self: end;
  max-width: 100%;
  margin: 20px 0 12px;
  overflow-wrap: anywhere;
  font-size: 40px;
  line-height: 1.05;
  letter-spacing: 0;
  text-align: center;
}

.card__timer {
  align-self: start;
  display: grid;
  justify-items: center;
  gap: 4px;
}

.card__timer-label {
  color: var(--phase-muted);
  font-size: 13px;
  font-weight: 650;
}

.card__timer-value {
  margin: 0;
  color: var(--phase-accent);
  font-size: 64px;
  font-weight: 850;
  line-height: 1;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  transition: color 420ms ease;
}

.card__planned,
.card__instruction {
  justify-self: center;
  color: var(--phase-muted);
  font-size: 13px;
  line-height: 1.2;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.card__instruction {
  color: var(--phase-accent-hover);
  font-weight: 750;
}

.card--preview {
  --carousel-rest-opacity: 0.72;
  width: calc(100% - 128px);
  height: 290px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  border: 1px solid var(--phase-border);
  padding: 22px;
  overflow: hidden;
  text-align: left;
  opacity: var(--carousel-rest-opacity);
  cursor: pointer;
  box-shadow: inset 0 5px 0 var(--phase-panel);
  transition:
    color 420ms ease,
    background-color 420ms ease,
    opacity 140ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.card--preview:hover,
.card--preview:focus-visible {
  border-color: var(--phase-accent);
  opacity: 1;
  box-shadow: inset 0 5px 0 var(--phase-accent);
}

.card--preview .card__phase {
  justify-self: start;
  padding: 0;
  color: var(--phase-accent);
  background: transparent;
  font-size: 12px;
}

.card--preview .card__title {
  align-self: center;
  max-width: 100%;
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 24px;
  line-height: 1.1;
  letter-spacing: 0;
}

.card--preview .card__timer {
  justify-self: stretch;
  display: block;
}

.card--preview .card__timer-label,
.card--preview .card__planned,
.card--preview .card__instruction {
  display: none;
}

.card--preview .card__timer-value {
  color: var(--phase-muted);
  font-size: 14px;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}

.workout__footer {
  display: flex;
  min-height: 24px;
  justify-content: center;
  color: var(--phase-accent);
  font-size: 13px;
  font-weight: 700;
  transition: color 420ms ease;
}

@media (max-width: 640px) {
  .workout {
    gap: 12px;
    padding: 12px;
  }

  .workout__header {
    min-height: 46px;
  }

  .workout__brand {
    font-size: 16px;
  }

  .workout__actions {
    gap: 6px;
  }

  .duration-picker {
    gap: 0;
  }

  .duration-picker label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .duration-picker select {
    width: 80px;
    height: 38px;
    padding-left: 8px;
    font-size: 13px;
  }

  .workout__new {
    min-height: 38px;
    padding: 0 10px;
    font-size: 13px;
  }

  .workout__new-full {
    display: none;
  }

  .workout__new-short {
    display: inline;
  }

  .settings-toggle {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
    font-size: 20px;
  }
  .carousel {
    --carousel-axis: vertical;
    --carousel-step: clamp(170px, 28vh, 226px);
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
    overflow-y: hidden;
    overscroll-behavior-block: contain;
    scroll-snap-type: none;
    touch-action: pan-x pinch-zoom;
  }

  .carousel__item {
    width: 100%;
    height: var(--carousel-step);
    flex-basis: var(--carousel-step);
  }

  .carousel__item--current .card--current {
    width: min(calc(100% - 20px), 340px);
    height: clamp(240px, 43vh, 360px);
    min-height: 0;
    padding: 18px 14px;
  }

  .carousel__tutorial-slot {
    width: min(calc(100% - 20px), 340px);
    height: clamp(240px, 43vh, 360px);
    min-height: 0;
    padding: 14px;
  }

  .tutorial-trigger {
    height: 42px;
    padding-inline: 9px;
  }

  .card__title {
    margin-block: 12px 8px;
    font-size: 30px;
  }

  .card__timer-value {
    font-size: 50px;
  }

  .carousel__item--previous.carousel__item--near,
  .carousel__item--next.carousel__item--near {
    width: 100%;
    height: var(--carousel-step);
    padding: 0;
    flex-direction: column;
  }

  .carousel__item--previous.carousel__item--near {
    flex-direction: column-reverse;
    justify-content: flex-end;
  }

  .carousel__item--next.carousel__item--near {
    justify-content: flex-end;
  }

  .carousel__item--previous > .card,
  .carousel__item--next > .card {
    width: min(calc(100% - 20px), 320px);
    height: 72px;
  }

  .carousel__item--previous.carousel__item--near > .card,
  .carousel__item--next.carousel__item--near > .card {
    flex: 0 0 72px;
  }

  .deck-stack {
    width: min(calc(100% - 20px), 320px);
    height: 64px;
    flex: 0 0 64px;
  }

  .deck-stack__line {
    width: auto;
    height: 1px;
    right: var(--deck-stack-inset);
    left: var(--deck-stack-inset);
  }

  .carousel__item--previous .deck-stack__line {
    top: auto;
    right: var(--deck-stack-inset);
    bottom: var(--deck-stack-position);
    left: var(--deck-stack-inset);
  }

  .carousel__item--next .deck-stack__line {
    top: var(--deck-stack-position);
    right: var(--deck-stack-inset);
    bottom: auto;
    left: var(--deck-stack-inset);
  }

  .card--preview {
    --carousel-rest-opacity: 0.9;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: auto minmax(0, 1fr);
    align-items: center;
    column-gap: 14px;
    row-gap: 2px;
    padding: 11px 14px 9px;
    box-shadow:
      inset 0 5px 0 var(--phase-panel),
      0 8px 20px var(--phase-shadow);
  }

  .card--preview:hover,
  .card--preview:focus-visible {
    box-shadow:
      inset 0 5px 0 var(--phase-accent),
      0 10px 22px var(--phase-shadow);
  }

  .card--preview .card__phase {
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
    max-width: 100%;
    overflow: hidden;
    font-size: 9px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .card--preview .card__title {
    grid-column: 1;
    grid-row: 2;
    align-self: center;
    overflow: hidden;
    font-size: 15px;
    font-weight: 750;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .card--preview .card__timer {
    grid-column: 2;
    grid-row: 1 / 3;
    align-self: center;
    justify-self: end;
    display: grid;
  }

  .card--preview .card__timer-value {
    font-size: 12px;
    text-align: right;
  }
}

@media (max-width: 640px) and (max-height: 700px) {
  .workout {
    gap: 8px;
    padding: 8px 10px;
  }

  .carousel {
    --carousel-step: clamp(160px, 27vh, 190px);
  }

  .carousel__item--current .card--current {
    height: clamp(220px, 40vh, 280px);
    padding: 12px;
  }

  .carousel__tutorial-slot {
    height: clamp(220px, 40vh, 280px);
    padding: 10px;
  }

  .card__title {
    margin-block: 8px 6px;
    font-size: 26px;
  }

  .card__timer-value {
    font-size: 44px;
  }

  .carousel__item--previous > .card,
  .carousel__item--next > .card {
    height: 60px;
  }

  .carousel__item--previous.carousel__item--near > .card,
  .carousel__item--next.carousel__item--near > .card {
    flex-basis: 60px;
  }

  .card--preview {
    padding-block: 9px 7px;
  }
}

@media (max-height: 500px) {
  .workout {
    gap: 6px;
    padding: 8px 10px;
  }

  .workout__header {
    min-height: 38px;
  }

  .workout__progress {
    gap: 4px;
  }

  .progress__labels {
    font-size: 11px;
  }

  .progress__labels p:first-child {
    padding: 3px 7px;
    font-size: 10px;
  }

  .progress__track {
    height: 6px;
  }

  .carousel__item--current .card--current,
  .carousel__tutorial-slot {
    height: calc(100% - 4px);
    min-height: 0;
  }

  .carousel__item--current .card--current {
    padding: 8px 14px;
  }

  .carousel__tutorial-slot {
    padding: 8px;
  }

  .card__phase {
    padding: 3px 8px;
    font-size: 10px;
  }

  .card__title {
    margin-block: 4px 2px;
    font-size: 26px;
  }

  .card__timer {
    gap: 2px;
  }

  .card__timer-label,
  .card__planned,
  .card__instruction {
    font-size: 11px;
  }

  .card__timer-value {
    font-size: 40px;
  }

  .workout__footer {
    min-height: 18px;
    font-size: 11px;
  }
}

@media (min-width: 641px) and (max-height: 500px) {
  .card--preview,
  .deck-stack {
    height: calc(100% - 12px);
    max-height: 210px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .workout,
  .workout__brand,
  .duration-picker select,
  .workout__new,
  .settings-toggle,
  .progress__labels p:first-child,
  .progress__track,
  .progress__value,
  button.card--current,
  .tutorial-trigger,
  .card__phase,
  .card__timer-value,
  .card--preview,
  .workout__footer,
  .deck-stack {
    transition: none;
  }
}