*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --clr-bg: #f0ede8;
  --clr-surface: #faf8f5;
  --clr-border: #e2ddd7;
  --clr-text: #1a1714;
  --clr-muted: #9c9590;
  --clr-accent: #2563eb;
  --clr-toggle-off: #d4cfc9;
  --clr-toggle-on: #2563eb;

  --radius-card: 20px;
  --radius-input: 999px;
  --radius-toggle: 999px;

  --font-display: sans-serif;
  --font-mono: monospace;
}

body {
  font-family: var(--font-mono);
  background: var(--clr-bg);
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.app {
  width: 100%;
  max-width: 360px;
}

.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card__title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-muted);
}

.card__body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.card__ring {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 180px;
}

.card__controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

@media (orientation: landscape) {
  .app {
    max-width: 600px;
  }

  .card__body {
    flex-direction: row;
    align-items: center;
    gap: 40px;
  }

  .card__ring {
    flex: 0 0 auto;
    min-height: unset;
  }

  .card__controls {
    flex: 1;
  }
}

.control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
}

.control__label {
  font-size: 13px;
  color: var(--clr-text);
  letter-spacing: 0.02em;
}

.control__input {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--clr-text);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-input);
  padding: 6px 14px;
  width: 72px;
  text-align: center;
  outline: none;
  -moz-appearance: textfield;
  appearance: textfield;
  transition: border-color 0.15s;
}

.control__input::-webkit-outer-spin-button,
.control__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

.control__input:focus {
  border-color: var(--clr-accent);
}

.toggle {
  position: relative;
  width: 44px;
  height: 26px;
  border-radius: var(--radius-toggle);
  background: var(--clr-toggle-off);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle[aria-checked="true"] {
  background: var(--clr-toggle-on);
}

.toggle__thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s;
}

.toggle[aria-checked="true"] .toggle__thumb {
  transform: translateX(18px);
}