:root {
  color-scheme: dark;
  --bg: #1a1714;
  --ink: #f6f1e8;
  --muted: #d9cbb8;
  --line: rgba(246, 241, 232, 0.28);
  --work: #0f6a38;
  --work-ink: #f4fff6;
  --rest: #9d1d1d;
  --rest-ink: #fff5f3;
  --complete: #173a63;
  --complete-ink: #f4fbff;
  --idle: #1a1714;
  --focus: #f2c14e;
  --error: #ffd2c2;
  --btn: #f6f1e8;
  --btn-ink: #1a1714;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
}

body {
  min-height: 100dvh;
}

#app,
body > div:first-of-type {
  min-height: 100%;
}

.shell {
  --phase: var(--idle);
  --phase-ink: var(--ink);
  position: relative;
  isolation: isolate;
  min-height: 100dvh;
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto minmax(5.5rem, 1fr) auto auto auto;
  gap: 0.45rem;
  padding: calc(0.7rem + var(--safe-top)) calc(0.9rem + var(--safe-right))
    calc(0.8rem + var(--safe-bottom)) calc(0.9rem + var(--safe-left));
  overflow: hidden;
  color: var(--phase-ink);
  background: var(--phase);
}

.shell.phase-work {
  --phase: var(--work);
  --phase-ink: var(--work-ink);
}

.shell.phase-rest {
  --phase: var(--rest);
  --phase-ink: var(--rest-ink);
}

.shell.phase-complete {
  --phase: var(--complete);
  --phase-ink: var(--complete-ink);
}

.atmosphere {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 80% at 10% -10%, rgba(255, 255, 255, 0.16), transparent 46%),
    repeating-linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.035) 0 2px,
      transparent 2px 7px
    );
}

.top {
  text-align: center;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  opacity: 0.8;
}

.phase-label {
  margin: 0.1rem 0 0;
  font-size: clamp(2.4rem, 12vw, 5.2rem);
  line-height: 0.86;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.round-line {
  margin: 0.35rem 0 0;
  font-size: clamp(1rem, 3.4vw, 1.25rem);
  font-weight: 650;
}

.countdown {
  margin: 0;
  display: grid;
  place-items: center;
  font-size: clamp(4.4rem, 28vmin, 11rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 0.86;
}

.live {
  margin: 0 auto;
  max-width: 36rem;
  min-height: 1.4em;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 600;
}

.controls {
  display: flex;
  justify-content: center;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.btn {
  appearance: none;
  min-height: 3.1rem;
  min-width: 8.4rem;
  padding: 0.7rem 1.2rem;
  border: 2px solid var(--phase-ink);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 1.05rem;
  font-weight: 750;
  cursor: pointer;
}

.btn.primary {
  background: var(--btn);
  color: var(--btn-ink);
  border-color: var(--btn);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.console {
  display: grid;
  gap: 0.65rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: rgba(0, 0, 0, 0.18);
}

.fields,
.sounds {
  border: 0;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.fields {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.sounds {
  grid-template-columns: minmax(7rem, 0.8fr) repeat(2, minmax(0, 1fr));
  align-items: end;
}

.field label,
.toggle span {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.78rem;
  font-weight: 760;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.input-row,
select,
.toggle {
  min-height: 2.8rem;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  padding-right: 0.55rem;
  background: rgba(0, 0, 0, 0.16);
}

input[type="text"],
select {
  width: 100%;
  min-height: 2.8rem;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.35rem 0.6rem;
}

select {
  border: 1px solid var(--line);
  border-radius: 0.7rem;
  background: rgba(0, 0, 0, 0.16);
}

.unit,
.hint {
  font-size: 0.72rem;
  opacity: 0.8;
}

.hint,
.error {
  margin: 0.18rem 0 0;
}

.error {
  color: var(--error);
  font-size: 0.78rem;
  font-weight: 700;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.2rem 0.35rem;
}

.toggle input {
  width: 1.35rem;
  height: 1.35rem;
  accent-color: var(--focus);
}

.toggle strong {
  margin-left: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 720px) {
  .fields,
  .sounds {
    grid-template-columns: 1fr;
  }

  .phase-label {
    letter-spacing: 0.05em;
  }
}

@media (orientation: landscape) and (max-height: 560px) {
  .shell {
    grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
    grid-template-rows: auto 1fr auto;
    grid-template-areas:
      "top console"
      "count console"
      "live controls";
  }

  .top {
    grid-area: top;
    text-align: left;
  }

  .countdown {
    grid-area: count;
    place-items: start center;
    font-size: clamp(3.4rem, 22vmin, 8rem);
  }

  .live {
    grid-area: live;
    text-align: left;
    margin: 0;
  }

  .controls {
    grid-area: controls;
    justify-content: flex-end;
  }

  .console {
    grid-area: console;
    align-self: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

@media (min-resolution: 2dppx) {
  .atmosphere {
    opacity: 0.92;
  }
}