:root {
  --bg: #041019;
  --backdrop-spot-1: rgba(86, 182, 255, 0.24);
  --backdrop-spot-2: rgba(118, 241, 170, 0.16);
  --surface: rgba(5, 20, 32, 0.67);
  --surface-strong: rgba(7, 24, 39, 0.86);
  --text: #f8fbff;
  --muted: #c7d8e9;
  --status: #e6eff8;
  --accent: #7ed7b4;
  --accent-2: #86c8ff;
  --danger: #ff6f7f;
  --overlay-start: rgba(2, 10, 18, 0.44);
  --overlay-end: rgba(3, 10, 18, 0.76);
  --shell-border: rgba(151, 210, 255, 0.35);
  --menu-bg: rgba(5, 17, 29, 0.96);
  --menu-border: rgba(146, 206, 245, 0.34);
  --menu-text: #e6f2ff;
  --menu-note: #d3e8fb;
  --panel-bg: rgba(5, 16, 29, 0.62);
  --panel-border: rgba(143, 214, 255, 0.2);
  --input-bg: rgba(9, 24, 38, 0.94);
  --input-border: rgba(255, 255, 255, 0.28);
  --focus: #8dd8ff;
  --unit-label: #c0d7ea;
  --progress-text: #d5e7f7;
  --resolved: #d2e8fb;
  --resolved-link: #8cd5ff;
  --error-bg: rgba(64, 14, 24, 0.76);
  --error-border: rgba(255, 111, 127, 0.55);
  --error-text: #ffd5dc;
  --credits: #cae1f4;
}

body.countdown-page.countdown-theme-dark {
  --bg: #03101a;
  --backdrop-spot-1: rgba(63, 152, 214, 0.28);
  --backdrop-spot-2: rgba(56, 160, 132, 0.17);
  --surface: rgba(5, 20, 32, 0.68);
  --surface-strong: rgba(7, 24, 39, 0.87);
  --text: #f8fbff;
  --muted: #c7d8e9;
  --status: #e6eff8;
  --accent: #7ed7b4;
  --accent-2: #86c8ff;
  --overlay-start: rgba(2, 10, 18, 0.44);
  --overlay-end: rgba(3, 10, 18, 0.76);
  --shell-border: rgba(151, 210, 255, 0.35);
  --menu-bg: rgba(5, 17, 29, 0.96);
  --menu-border: rgba(146, 206, 245, 0.34);
  --menu-text: #e6f2ff;
  --menu-note: #d3e8fb;
  --panel-bg: rgba(5, 16, 29, 0.62);
  --panel-border: rgba(143, 214, 255, 0.2);
  --input-bg: rgba(9, 24, 38, 0.94);
  --input-border: rgba(255, 255, 255, 0.28);
  --focus: #8dd8ff;
  --unit-label: #c0d7ea;
  --progress-text: #d5e7f7;
  --resolved: #d2e8fb;
  --resolved-link: #8cd5ff;
  --error-bg: rgba(64, 14, 24, 0.76);
  --error-border: rgba(255, 111, 127, 0.55);
  --error-text: #ffd5dc;
  --credits: #cae1f4;
}

body.countdown-page.countdown-theme-light {
  --bg: #eaf2fa;
  --backdrop-spot-1: rgba(102, 173, 231, 0.33);
  --backdrop-spot-2: rgba(119, 204, 174, 0.26);
  --surface: rgba(255, 255, 255, 0.84);
  --surface-strong: rgba(245, 250, 255, 0.92);
  --text: #132739;
  --muted: #33546f;
  --status: #23455f;
  --accent: #2f9f82;
  --accent-2: #3d8fcf;
  --overlay-start: rgba(225, 237, 248, 0.42);
  --overlay-end: rgba(216, 231, 244, 0.74);
  --shell-border: rgba(83, 142, 184, 0.38);
  --menu-bg: rgba(255, 255, 255, 0.98);
  --menu-border: rgba(83, 142, 184, 0.35);
  --menu-text: #163047;
  --menu-note: #35607f;
  --panel-bg: rgba(244, 250, 255, 0.92);
  --panel-border: rgba(83, 142, 184, 0.26);
  --input-bg: rgba(255, 255, 255, 0.97);
  --input-border: rgba(50, 95, 131, 0.31);
  --focus: #2a8bc9;
  --unit-label: #436a89;
  --progress-text: #2f536f;
  --resolved: #224764;
  --resolved-link: #1d77b6;
  --error-bg: rgba(255, 238, 242, 0.95);
  --error-border: rgba(191, 76, 99, 0.42);
  --error-text: #8c2037;
  --credits: #2c4f6f;
}

body.countdown-page.countdown-theme-nature {
  --bg: #112216;
  --backdrop-spot-1: rgba(72, 161, 108, 0.29);
  --backdrop-spot-2: rgba(153, 203, 103, 0.19);
  --surface: rgba(16, 37, 23, 0.71);
  --surface-strong: rgba(19, 46, 29, 0.9);
  --text: #eff9ee;
  --muted: #c1dcc4;
  --status: #d8f0d8;
  --accent: #95d069;
  --accent-2: #5cb48f;
  --overlay-start: rgba(8, 19, 10, 0.42);
  --overlay-end: rgba(9, 20, 12, 0.78);
  --shell-border: rgba(152, 212, 141, 0.32);
  --menu-bg: rgba(12, 33, 20, 0.96);
  --menu-border: rgba(152, 212, 141, 0.35);
  --menu-text: #e6f7de;
  --menu-note: #c3e6ba;
  --panel-bg: rgba(12, 30, 18, 0.67);
  --panel-border: rgba(152, 212, 141, 0.24);
  --input-bg: rgba(17, 43, 25, 0.95);
  --input-border: rgba(181, 220, 172, 0.27);
  --focus: #9bd89f;
  --unit-label: #bad9b3;
  --progress-text: #d4ecd0;
  --resolved: #d4eed2;
  --resolved-link: #b8e67d;
  --error-bg: rgba(75, 18, 20, 0.82);
  --error-border: rgba(221, 138, 126, 0.48);
  --error-text: #ffd7cf;
  --credits: #cce9c3;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body.countdown-page {
  color: var(--text);
  font-family: 'Avenir Next', 'Nunito Sans', 'Segoe UI', sans-serif;
  background: radial-gradient(circle at 16% 18%, var(--backdrop-spot-1), transparent 50%),
    radial-gradient(circle at 86% 14%, var(--backdrop-spot-2), transparent 44%), var(--bg);
  transition: background 380ms ease, color 260ms ease;
}

.countdown-background,
.countdown-overlay {
  position: fixed;
  inset: 0;
}

.countdown-background {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  transition: background-image 850ms ease, opacity 850ms ease;
  filter: saturate(1.08);
}

.countdown-overlay {
  background: linear-gradient(180deg, var(--overlay-start), var(--overlay-end));
  transition: background 300ms ease;
}

.countdown-main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 2.6vw, 2rem);
}

.countdown-shell {
  position: relative;
  width: min(60rem, 100%);
  display: grid;
  gap: clamp(0.75rem, 2vw, 1rem);
  background: color-mix(in oklab, var(--surface), var(--accent) 8%);
  border: 1px solid var(--shell-border);
  border-radius: 1rem;
  padding: clamp(1rem, 2.8vw, 1.45rem) clamp(1rem, 2.8vw, 1.45rem) clamp(1rem, 2.8vw, 1.45rem);
  backdrop-filter: blur(3px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.28);
  transition: background 320ms ease, border-color 320ms ease, box-shadow 320ms ease;
}

.countdown-title {
  margin: 0;
  text-align: center;
  font-size: clamp(1.6rem, 2vw + 1rem, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  text-wrap: balance;
  padding-inline: clamp(0.4rem, 12vw, 6rem);
}

.countdown-status {
  margin: 0;
  text-align: center;
  color: var(--status);
  min-height: 1.4em;
}

.settings-menu-wrap {
  position: absolute;
  top: clamp(0.62rem, 1.6vw, 0.95rem);
  right: clamp(0.62rem, 1.6vw, 0.95rem);
  width: min(20rem, calc(100% - 1.2rem));
  z-index: 4;
}

.settings-menu-toggle {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  margin-left: auto;
  border: 1px solid var(--menu-border);
  border-radius: 999px;
  background: color-mix(in oklab, var(--menu-bg), transparent 8%);
  color: var(--menu-text);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
  transition: transform 240ms ease, background 240ms ease, border-color 240ms ease;
}

.settings-menu-wrap.is-open .settings-menu-toggle {
  transform: rotate(60deg) scale(1.04);
}

.settings-menu-panel {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  width: min(20rem, calc(100vw - 2.6rem));
  display: grid;
  gap: 0.56rem;
  padding: 0.72rem;
  border: 1px solid var(--menu-border);
  border-radius: 0.62rem;
  background: color-mix(in oklab, var(--menu-bg), var(--accent) 10%);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.33);
  opacity: 0;
  transform: translateY(-0.4rem) scale(0.98);
  visibility: hidden;
  pointer-events: none;
  transform-origin: top right;
  transition: opacity 220ms ease, transform 240ms ease, visibility 220ms step-end;
  z-index: 3;
}

.settings-menu-wrap.is-open .settings-menu-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
  pointer-events: auto;
  transition: opacity 220ms ease, transform 240ms ease, visibility 0ms step-start;
}

.settings-menu-panel > * {
  opacity: 0;
  transform: translateY(-0.22rem);
  transition: opacity 220ms ease, transform 220ms ease;
}

.settings-menu-wrap.is-open .settings-menu-panel > * {
  opacity: 1;
  transform: translateY(0);
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(1) {
  transition-delay: 40ms;
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(2) {
  transition-delay: 80ms;
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(3) {
  transition-delay: 120ms;
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(4) {
  transition-delay: 160ms;
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(5) {
  transition-delay: 200ms;
}

.settings-menu-wrap.is-open .settings-menu-panel > *:nth-child(6) {
  transition-delay: 240ms;
}

.settings-menu-title {
  margin: 0;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: color-mix(in oklab, var(--menu-text), transparent 22%);
}

.settings-group {
  display: grid;
  gap: 0.36rem;
}

.settings-group-label {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--menu-text), transparent 28%);
}

.accent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.42rem;
}

.accent-chip {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.38rem;
  border: 1px solid color-mix(in oklab, var(--menu-border), transparent 12%);
  border-radius: 0.56rem;
  background: color-mix(in oklab, var(--menu-bg), white 8%);
  color: var(--menu-text);
  font-weight: 700;
  font-size: 0.74rem;
  letter-spacing: 0.02em;
  padding: 0.44rem 0.45rem;
  text-align: left;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.accent-chip-dot {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: linear-gradient(135deg, var(--chip-a), var(--chip-b));
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.accent-chip.is-active {
  border-color: color-mix(in oklab, var(--accent-2), white 18%);
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--accent), transparent 72%),
    color-mix(in oklab, var(--accent-2), transparent 62%)
  );
}

.accent-chip:hover:not(:disabled) {
  transform: translateY(-1px);
}

.slideshow-size-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.42rem;
  align-items: end;
}

.slideshow-size-label {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: color-mix(in oklab, var(--menu-text), transparent 24%);
}

.slideshow-size-controls input {
  min-width: 0;
  padding: 0.5rem 0.58rem;
}

.slideshow-size-apply {
  width: auto;
  padding: 0.5rem 0.68rem;
  font-size: 0.82rem;
}

.settings-menu-note {
  margin: 0;
  min-height: 1.2em;
  color: var(--menu-note);
  font-size: 0.8rem;
  line-height: 1.3;
}

.slideshow-nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--panel-border);
  border-radius: 0.62rem;
  background: color-mix(in oklab, var(--panel-bg), transparent 10%);
}

.slideshow-nav-button {
  width: auto;
  min-width: 6.4rem;
  padding: 0.48rem 0.62rem;
  font-size: 0.82rem;
}

.slideshow-position {
  margin: 0;
  text-align: center;
  font-size: 0.84rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.pack-toggle-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

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

.pack-toggle-row--more {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pack-shortcut {
  width: 100%;
  border: 1px solid color-mix(in oklab, var(--menu-border), transparent 12%);
  border-radius: 0.56rem;
  background: color-mix(in oklab, var(--menu-bg), white 6%);
  color: var(--menu-text);
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.52rem 0.58rem;
  text-align: center;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.pack-shortcut.is-active {
  border-color: color-mix(in oklab, var(--accent-2), white 18%);
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--accent), transparent 68%),
    color-mix(in oklab, var(--accent-2), transparent 58%)
  );
}

.pack-shortcut:hover:not(:disabled) {
  transform: translateY(-1px);
}

.countdown-display {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.62rem;
}

.countdown-unit {
  display: grid;
  gap: 0.35rem;
  align-content: start;
  justify-items: center;
  padding: 0.8rem 0.4rem;
  border-radius: 0.72rem;
  border: 1px solid color-mix(in oklab, var(--accent), transparent 62%);
  background: var(--surface-strong);
}

.unit-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--unit-label);
}

.unit-value {
  display: inline-block;
  min-width: 2ch;
  font-size: clamp(1.75rem, 2.8vw + 0.9rem, 3.6rem);
  line-height: 1;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.34);
}

.progress-wrap {
  display: grid;
  gap: 0.4rem;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--progress-text);
}

.progress-track {
  height: 0.6rem;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.18);
}

.progress-fill {
  height: 100%;
  width: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 320ms linear;
}

.resolved-date {
  margin: 0;
  min-height: 1.3em;
  text-align: center;
  font-size: clamp(1rem, 1vw + 0.75rem, 1.3rem);
  color: var(--resolved);
}

.resolved-source {
  margin: 0;
  min-height: 1.1em;
  text-align: center;
  font-size: 0.86rem;
  color: #d8e8f7;
}

.resolved-source a {
  color: var(--resolved-link);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.timer-form,
.share-grid,
.actions-row,
.password-gate,
.audio-row {
  display: grid;
  gap: 0.55rem;
  background: color-mix(in oklab, var(--panel-bg), var(--accent) 6%);
  border: 1px solid var(--panel-border);
  border-radius: 0.75rem;
  padding: 0.8rem;
  transition: background 260ms ease, border-color 260ms ease;
}

.timer-form label,
.share-grid label,
.resolve-row label,
.units-fieldset legend,
.visibility-fieldset legend {
  color: #d6e8f9;
  font-size: 0.84rem;
  letter-spacing: 0.03em;
}

.resolve-row {
  display: grid;
  gap: 0.5rem;
}

.resolve-controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

.resolve-notes {
  margin: 0;
  min-height: 1.2em;
  color: #c7dcf2;
}

.resolve-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.resolve-suggestions button {
  width: auto;
  padding: 0.48rem 0.65rem;
  font-size: 0.85rem;
}

.date-time-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.units-fieldset,
.background-fieldset,
.visibility-fieldset {
  margin: 0;
  padding: 0.72rem;
  border: 1px solid rgba(142, 203, 242, 0.24);
  border-radius: 0.55rem;
  display: grid;
  gap: 0.5rem;
}

.background-fieldset {
  align-items: stretch;
}

.background-pack-note {
  margin: 0;
  min-height: 1.2em;
  color: #c7dcf2;
  font-size: 0.84rem;
}

.units-fieldset {
  justify-items: start;
}

.inline-control {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.units-fieldset .inline-control {
  justify-content: flex-start;
  width: fit-content;
  gap: 0.45rem;
}

.unit-option {
  flex-direction: row;
}

.unit-option .inline-text {
  order: 1;
}

.unit-option input[type='checkbox'] {
  order: 2;
}

.share-grid input {
  margin-bottom: 0.3rem;
}

.share-grid textarea {
  margin-bottom: 0.3rem;
  min-height: 5.3rem;
  resize: vertical;
  line-height: 1.35;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
}

input:not([type='checkbox']),
textarea,
button {
  width: 100%;
  font: inherit;
  color: var(--text);
  border: 1px solid var(--input-border);
  border-radius: 0.56rem;
  background: var(--input-bg);
  padding: 0.62rem 0.72rem;
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease;
}

input[type='checkbox'] {
  width: 1rem;
  height: 1rem;
  margin: 0;
  padding: 0;
  accent-color: var(--accent-2);
  flex: 0 0 auto;
}

button {
  cursor: pointer;
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--accent), transparent 66%),
    color-mix(in oklab, var(--accent-2), transparent 58%)
  );
  font-weight: 700;
}

button:hover:not(:disabled) {
  border-color: color-mix(in oklab, var(--accent-2), white 16%);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

input:focus,
textarea:focus,
button:focus {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.password-gate h2 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.password-gate p {
  margin: 0;
  color: var(--muted);
}

.password-message {
  min-height: 1.2em;
}

.audio-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.audio-volume {
  display: grid;
  gap: 0.4rem;
  align-items: center;
  color: #d6e8f9;
  font-size: 0.84rem;
  letter-spacing: 0.03em;
}

.audio-volume input[type='range'] {
  width: 100%;
}

.audio-status {
  margin: 0;
  min-height: 1.2em;
  color: var(--muted);
}

.music-error {
  margin: 0;
  min-height: 1.2em;
  color: var(--error-text);
}

.test-control {
  justify-self: end;
  width: auto;
  padding: 0.4rem 0.65rem;
  font-size: 0.75rem;
}

.error-message {
  margin: 0;
  border: 1px solid var(--error-border);
  border-radius: 0.6rem;
  background: var(--error-bg);
  color: var(--error-text);
  padding: 0.75rem;
}

.credits {
  margin: 0;
  text-align: right;
  font-size: 0.74rem;
  color: var(--credits);
}

.credits a {
  color: inherit;
}

body.countdown-embed {
  overflow: hidden;
}

body.countdown-embed .timer-form,
body.countdown-embed .share-grid,
body.countdown-embed .actions-row,
body.countdown-embed .audio-row,
body.countdown-embed .credits,
body.countdown-embed .error-message,
body.countdown-embed .slideshow-nav,
body.countdown-embed .password-gate,
body.countdown-embed .test-control,
body.countdown-embed .resolve-row {
  display: none;
}

body.countdown-embed .countdown-main {
  padding: 0.8rem;
}

body.countdown-embed .countdown-shell {
  width: min(44rem, 100%);
  gap: 0.55rem;
  padding: 0.7rem;
}

body.countdown-readonly .timer-form,
body.countdown-readonly .share-grid,
body.countdown-readonly .actions-row,
body.countdown-readonly .credits,
body.countdown-readonly .test-control,
body.countdown-readonly .resolve-row {
  display: none;
}

body.countdown-readonly .countdown-main {
  padding: 0.8rem;
}

body.countdown-readonly .countdown-shell {
  width: min(44rem, 100%);
  gap: 0.55rem;
  padding: 0.7rem;
}

@media (max-width: 860px) {
  .countdown-shell {
    padding: 0.82rem;
  }

  .countdown-title {
    padding-inline: clamp(0.35rem, 16vw, 4.7rem);
  }

  .countdown-display {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .settings-menu-wrap {
    width: min(19rem, calc(100% - 1rem));
    top: 0.5rem;
    right: 0.5rem;
  }

  .settings-menu-toggle {
    width: 2.3rem;
  }

  .settings-menu-panel {
    width: 100%;
    left: auto;
    right: 0;
  }

  .pack-toggle-row--more {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .settings-theme-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .accent-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .slideshow-size-controls {
    grid-template-columns: 1fr;
  }

  .slideshow-size-apply {
    width: 100%;
  }

  .slideshow-nav {
    grid-template-columns: 1fr 1fr;
  }

  .slideshow-position {
    grid-column: 1 / -1;
  }

  .slideshow-nav-button {
    min-width: 0;
    width: 100%;
  }

  .date-time-grid {
    grid-template-columns: 1fr;
  }

  .resolve-controls {
    grid-template-columns: 1fr;
  }

  .unit-value {
    font-size: clamp(1.9rem, 8.4vw, 3rem);
  }

  .audio-buttons {
    grid-template-columns: 1fr;
  }
}