:root {
  color-scheme: dark;
  --bg: #000;
  --fg: #fff;
  --button: #080808;
  --button-active: #fff;
  --button-active-text: #000;
  --dim: #575757;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  user-select: none;
  touch-action: none;
  -webkit-text-size-adjust: 100%;
}

button {
  font: inherit;
}

a,
button,
input,
textarea,
select,
[role="button"] {
  touch-action: manipulation;
}

.app {
  width: 100vw;
  height: 100svh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: clamp(58px, 6vw, 76px) minmax(0, 1fr);
  background: #000;
  padding:
    max(1px, env(safe-area-inset-top))
    max(1px, env(safe-area-inset-right))
    max(1px, env(safe-area-inset-bottom))
    max(1px, env(safe-area-inset-left));
  gap: clamp(1px, 0.18vw, 3px);
}

.app.is-running {
  grid-template-columns: clamp(42px, 4vw, 52px) minmax(0, 1fr);
  gap: 0;
}

.app.timer-only {
  grid-template-columns: minmax(0, 1fr);
}

.app.timer-only.is-running {
  grid-template-columns: minmax(0, 1fr);
}

.controls {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: repeat(4, clamp(50px, 8vh, 70px));
  align-content: end;
  gap: clamp(8px, 1.2vh, 14px);
  padding-bottom: clamp(2px, 0.8vh, 8px);
}

.app.is-running .controls {
  grid-template-rows: repeat(4, clamp(40px, 6.2vh, 54px));
  gap: clamp(5px, 0.8vh, 9px);
  opacity: 0.46;
}

.app.timer-only .controls {
  position: fixed;
  left: max(1px, env(safe-area-inset-left));
  bottom: max(1px, env(safe-area-inset-bottom));
  z-index: 5;
  width: clamp(52px, 5vw, 68px);
  height: auto;
  grid-template-rows: repeat(4, clamp(48px, 7.4vh, 66px));
  opacity: 0.72;
}

.app.timer-only.is-running .controls {
  width: clamp(40px, 4vw, 52px);
  grid-template-rows: repeat(4, clamp(39px, 6vh, 52px));
  opacity: 0.42;
}

.icon-btn {
  width: 100%;
  min-width: 54px;
  min-height: 54px;
  border: 1px solid #4a4a4a;
  border-radius: 8px;
  background: var(--button);
  color: var(--fg);
  font-size: clamp(28px, 5vh, 44px);
  font-weight: 900;
  line-height: 1;
  display: grid;
  place-items: center;
  padding: 0;
  touch-action: manipulation;
}

.control-icon {
  display: block;
  width: clamp(22px, 3.2vh, 31px);
  height: clamp(22px, 3.2vh, 31px);
}

.play-icon {
  width: 0;
  height: 0;
  border-top: clamp(12px, 1.8vh, 17px) solid transparent;
  border-bottom: clamp(12px, 1.8vh, 17px) solid transparent;
  border-left: clamp(20px, 2.7vh, 28px) solid currentColor;
  transform: translateX(0.18em);
}

.pause-icon {
  position: relative;
  width: clamp(23px, 3.1vh, 31px);
  height: clamp(26px, 3.6vh, 35px);
}

.pause-icon::before,
.pause-icon::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 33%;
  border-radius: 2px;
  background: currentColor;
}

.pause-icon::before {
  left: 4%;
}

.pause-icon::after {
  right: 4%;
}

.app.is-running .icon-btn {
  min-width: 42px;
  min-height: 42px;
  border-color: #303030;
  border-radius: 6px;
  font-size: clamp(21px, 3.8vh, 31px);
  background: rgba(8, 8, 8, 0.62);
}

.icon-btn:active,
.icon-btn.is-active {
  background: var(--button-active);
  color: var(--button-active-text);
}

.app.is-running .icon-btn.is-active {
  background: rgba(8, 8, 8, 0.62);
  color: #fff;
}

.icon-primary {
  border-color: #fff;
}

.display-area {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: 57svh minmax(0, 1fr);
  overflow: hidden;
}

.app.is-running .display-area {
  grid-template-rows: 62svh minmax(0, 1fr);
}

.app.timer-only .display-area,
.app.timer-only.is-running .display-area {
  grid-column: 1;
  grid-template-rows: 1fr;
  width: 100%;
  height: 100%;
}

.timer-zone {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: visible;
  padding: max(1px, env(safe-area-inset-top)) max(1px, env(safe-area-inset-right)) max(1px, env(safe-area-inset-bottom)) max(1px, env(safe-area-inset-left));
}

.running-timer {
  display: none;
  width: calc(100% - 28px);
  text-align: center;
  color: #fff;
  font-variant-numeric: tabular-nums;
  font-weight: 950;
  line-height: 0.9;
  white-space: nowrap;
  font-size: clamp(142px, min(43vh, 37vw), 355px);
}

.app.is-running .running-timer {
  display: block;
}

.app.timer-only.is-running .running-timer {
  font-size: clamp(150px, min(60vh, 32vw), 420px);
}

.app.is-running .timer-picker {
  display: none;
}

.timer-picker {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  justify-items: center;
  overflow: hidden;
  font-variant-numeric: tabular-nums;
}

.wheel > * {
  transform: translateY(var(--drag-offset, 0px));
  transition: transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.wheel.is-dragging > * {
  transition: none;
}

.wheel {
  width: 100%;
  height: 100%;
  min-width: 0;
  display: grid;
  grid-template-rows: 0.55fr 1.1fr 0.55fr;
  place-items: center;
  overflow: hidden;
  touch-action: none;
  position: relative;
}

.wheel-value {
  width: 100%;
  text-align: center;
  color: #fff;
  font-weight: 950;
  line-height: 0.75;
  font-size: clamp(128px, 38vh, 32vw);
}

.wheel-side {
  width: 100%;
  text-align: center;
  color: var(--dim);
  font-weight: 900;
  line-height: 0.82;
  font-size: clamp(38px, 9vh, 8vw);
  opacity: 0.62;
}

.timer-separator {
  align-self: center;
  color: #fff;
  font-weight: 950;
  line-height: 0.72;
  font-size: clamp(96px, 31vh, 22vw);
  transform: translateY(-1.2vh);
}

.is-running .wheel-side {
  opacity: 0;
}

.is-running .wheel {
  pointer-events: none;
}

.score-zone {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  overflow: hidden;
}

.app.timer-only .score-zone {
  display: none;
}

.score-panel {
  min-width: 0;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  touch-action: none;
}

.score-display {
  min-width: 0;
  color: #fff;
  font-variant-numeric: tabular-nums;
  font-weight: 950;
  line-height: 0.76;
  text-align: center;
  font-size: clamp(126px, 39vh, 31vw);
}

.app.is-running .score-display {
  font-size: clamp(118px, min(32vh, 26vw), 280px);
}

@media (orientation: portrait) {
  .app {
    grid-template-columns: clamp(52px, 13vw, 70px) minmax(0, 1fr);
  }

  .app.is-running {
    grid-template-columns: clamp(42px, 11vw, 58px) minmax(0, 1fr);
  }

  .display-area {
    grid-template-rows: 51svh minmax(0, 1fr);
  }

  .app.is-running .display-area {
    grid-template-rows: 60svh minmax(0, 1fr);
  }

  .app.timer-only .display-area,
  .app.timer-only.is-running .display-area {
    grid-template-rows: 1fr;
  }

  .running-timer {
    font-size: clamp(92px, min(25vh, 38vw), 200px);
  }

  .app.timer-only.is-running .running-timer {
    font-size: clamp(104px, min(38vh, 32vw), 250px);
  }

  .timer-picker {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  }

  .wheel-value {
    font-size: clamp(80px, 22vh, 31vw);
  }

  .timer-separator {
    font-size: clamp(64px, 18vh, 18vw);
  }

  .score-zone {
    grid-template-columns: 1fr;
  }

  .score-display {
    font-size: clamp(86px, 21vh, 43vw);
  }

  .app.is-running .score-display {
    font-size: clamp(84px, min(20vh, 40vw), 190px);
  }
}

@media (max-height: 620px) and (orientation: landscape) {
  .app {
    grid-template-columns: clamp(52px, 5.5vw, 68px) minmax(0, 1fr);
  }

  .app.is-running {
    grid-template-columns: clamp(40px, 4vw, 50px) minmax(0, 1fr);
  }

  .display-area {
    grid-template-rows: 56svh minmax(0, 1fr);
  }

  .app.is-running .display-area {
    grid-template-rows: 61svh minmax(0, 1fr);
  }

  .app.timer-only .display-area,
  .app.timer-only.is-running .display-area {
    grid-template-rows: 1fr;
  }

  .running-timer {
    font-size: clamp(120px, min(42vh, 36vw), 330px);
  }

  .app.timer-only.is-running .running-timer {
    font-size: clamp(136px, min(58vh, 32vw), 390px);
  }

  .wheel-value {
    font-size: clamp(108px, 36vh, 30vw);
  }

  .timer-separator {
    font-size: clamp(80px, 27vh, 18vw);
  }

  .score-display {
    font-size: clamp(102px, 38vh, 28vw);
  }

  .app.is-running .score-display {
    font-size: clamp(102px, min(31vh, 25vw), 250px);
  }

  .icon-btn {
    font-size: clamp(24px, 4.7vh, 38px);
  }
}