/* ---------- Fonts (self-hosted, SIL Open Font License) ---------- */

@font-face {
  font-family: 'Libre Franklin';
  src: url('fonts/libre-franklin.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: 'Rokkitt';
  src: url('fonts/rokkitt.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}

/* ---------- Theme ---------- */

:root {
  color-scheme: light;
  --color-correct: #6ca965;
  --color-present: #c8b653;
  --color-absent: #787c7f;
  --color-bg: #ffffff;
  --color-text: #1a1a1b;
  --color-muted: #6b6f72;
  --color-border: #d3d6da;
  --color-tile-border: #d3d6da;
  --color-tile-border-filled: #878a8c;
  --color-key-bg: #d3d6da;
  --color-key-text: #1a1a1b;
  --color-surface: #ffffff;
  --color-toast-bg: #1a1a1b;
  --color-toast-text: #ffffff;
  --color-switch-off: #878a8c;
  --color-button: #3f7d3b;
  --color-danger: #c9372c;
  --color-danger-text: #b3261e;
  --color-splash: #e3e3e1;
  --color-brand: #6ca965;
  --color-focus: #1d6ae5;
  --shadow-dialog: 0 8px 32px rgb(0 0 0 / 0.18);
  --header-height: 52px;
  --key-height: clamp(44px, 7.4dvh, 58px);
  --font: 'Libre Franklin', 'Helvetica Neue', Arial, system-ui, sans-serif;
  --font-display: 'Rokkitt', Georgia, 'Times New Roman', serif;
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --color-correct: #538d4e;
  --color-present: #b59f3b;
  --color-absent: #3a3a3c;
  --color-bg: #121213;
  --color-text: #f8f8f8;
  --color-muted: #a0a3a6;
  --color-border: #3a3a3c;
  --color-tile-border: #3a3a3c;
  --color-tile-border-filled: #626365;
  --color-key-bg: #6f7174;
  --color-key-text: #f8f8f8;
  --color-surface: #1c1c1e;
  --color-toast-bg: #f8f8f8;
  --color-toast-text: #121213;
  --color-switch-off: #565758;
  --color-focus: #7aa7ff;
  --color-danger-text: #ff8a80;
  --color-splash: #1a1a1b;
  --color-brand: #538d4e;
  --shadow-dialog: 0 8px 32px rgb(0 0 0 / 0.6);
}

:root[data-contrast='high'] {
  --color-correct: #f5793a;
  --color-present: #85c0f9;
}

/* ---------- Base ---------- */

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

html {
  height: 100%;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  height: 100%;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-tap-highlight-color: transparent;
}

[hidden] {
  display: none !important;
}

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

[tabindex='-1']:focus {
  outline: none;
}

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

svg {
  width: 24px;
  height: 24px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  touch-action: manipulation;
}

@media (hover: hover) {
  .icon-button:hover {
    background: color-mix(in srgb, var(--color-text) 8%, transparent);
  }
}

/* ---------- Header ---------- */

.app-header {
  flex: none;
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: 500px;
  height: var(--header-height);
  margin: 0 auto;
  padding: 0 8px;
}

.header-group {
  display: flex;
  gap: 2px;
}

.header-group-end {
  justify-content: flex-end;
}

.title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 7vw, 2.3rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1;
}

/* ---------- Welcome screen ---------- */

.splash {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  overflow-y: auto;
  padding: max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom));
  background: var(--color-splash);
  color: var(--color-text);
  transition: opacity 220ms ease;
}

.splash[data-leaving] {
  opacity: 0;
}

.splash-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 420px;
  margin: auto;
  text-align: center;
  animation: splash-in 500ms cubic-bezier(0.2, 0.9, 0.3, 1) both;
}

@keyframes splash-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
}

.splash-title {
  margin: 0;
}

/* The name spelled in tiles that flip to green one by one, like a solved row. */
.splash-tiles {
  --tile-size: clamp(42px, 13vw, 58px);
  display: flex;
  gap: 5px;
}

.splash-tiles .tile {
  width: var(--tile-size);
  height: var(--tile-size);
  border-color: var(--color-brand);
  background: var(--color-brand);
  color: #ffffff;
  font-size: calc(var(--tile-size) * 0.55);
  animation: splash-tile 500ms ease-in-out both;
}

.splash-tiles .tile:nth-child(1) {
  animation-delay: 250ms;
}

.splash-tiles .tile:nth-child(2) {
  animation-delay: 380ms;
}

.splash-tiles .tile:nth-child(3) {
  animation-delay: 510ms;
}

.splash-tiles .tile:nth-child(4) {
  animation-delay: 640ms;
}

.splash-tiles .tile:nth-child(5) {
  animation-delay: 770ms;
}

/* Blank until the tile is edge-on halfway through the flip, then green. */
@keyframes splash-tile {
  0% {
    transform: rotateX(0);
    border-color: var(--color-tile-border-filled);
    background: transparent;
    color: var(--color-text);
  }
  49.9% {
    border-color: var(--color-tile-border-filled);
    background: transparent;
    color: var(--color-text);
  }
  50% {
    transform: rotateX(-90deg);
    border-color: var(--color-brand);
    background: var(--color-brand);
    color: #ffffff;
  }
  100% {
    transform: rotateX(0);
  }
}

.splash-greeting {
  margin: 18px 0 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.splash-message {
  max-width: 15em;
  margin: 12px 0 0;
  font-size: clamp(1.45rem, 6vw, 1.8rem);
  font-weight: 300;
  line-height: 1.25;
  text-wrap: balance;
}

.splash-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.splash-help {
  margin-top: 18px;
  font-size: 0.95rem;
}

.splash-footer {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 30px 0 0;
  font-size: 0.95rem;
}

.splash-puzzle {
  font-weight: 700;
}

.splash-next {
  align-self: center;
  max-width: 18em;
  margin-top: 4px;
  text-wrap: balance;
}

.pill-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 150px;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid var(--color-text);
  border-radius: 999px;
  background: var(--color-text);
  color: var(--color-bg);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
}

.pill-button-outline {
  background: transparent;
  color: var(--color-text);
}

.pill-button:disabled {
  opacity: 0.6;
  cursor: progress;
}

@media (hover: hover) {
  .pill-button:hover {
    filter: brightness(1.15);
  }

  .pill-button-outline:hover {
    background: color-mix(in srgb, var(--color-text) 6%, transparent);
    filter: none;
  }
}

/* ---------- Game layout ---------- */

.game {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
}

.mode-bar {
  flex: none;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 10px 8px 2px;
}

.mode-switch {
  grid-column: 2;
  display: inline-flex;
  margin: 0;
  padding: 3px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.mode-switch:disabled {
  opacity: 0.6;
}

.mode-option {
  position: relative;
}

.mode-option input {
  position: absolute;
  inset: 0;
  opacity: 0;
  margin: 0;
  cursor: pointer;
}

.mode-option > span {
  display: block;
  padding: 6px 14px;
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.875rem;
  font-weight: 700;
  white-space: nowrap;
  transition:
    background-color 150ms,
    color 150ms;
}

.mode-option input:checked + span {
  background: var(--color-text);
  color: var(--color-bg);
}

.mode-option input:focus-visible + span {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.puzzle-number {
  font-weight: 500;
  opacity: 0.8;
}

.new-word-button {
  grid-column: 3;
  justify-self: start;
  margin-left: 6px;
}

.new-word-button[data-armed] {
  background: var(--color-danger);
  color: #ffffff;
}

.board-area {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  container-type: size;
}

/* ---------- Board ---------- */

.board {
  --board-width: min(350px, 100vw - 32px, (100vh - 340px) * 5 / 6);
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: 5px;
  width: var(--board-width);
  height: calc(var(--board-width) * 6 / 5);
}

@supports (width: 1cqh) {
  .board {
    --board-width: min(350px, 100cqw - 32px, (100cqh - 16px) * 5 / 6);
  }
}

.row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
}

.tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-tile-border);
  color: var(--color-text);
  font-size: calc(var(--board-width) * 0.095);
  font-weight: 700;
  line-height: 1;
  text-transform: uppercase;
  -webkit-user-select: none;
  user-select: none;
}

.tile[data-state='tbd'] {
  border-color: var(--color-tile-border-filled);
}

.tile[data-state='correct'],
.tile[data-state='present'],
.tile[data-state='absent'] {
  color: #ffffff;
}

.tile[data-state='correct'] {
  background: var(--color-correct);
  border-color: var(--color-correct);
}

.tile[data-state='present'] {
  background: var(--color-present);
  border-color: var(--color-present);
}

.tile[data-state='absent'] {
  background: var(--color-absent);
  border-color: var(--color-absent);
}

/* ---------- Keyboard ---------- */

.keyboard {
  flex: none;
  padding: 6px 8px max(8px, env(safe-area-inset-bottom));
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.keyboard-row {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  touch-action: manipulation;
}

.keyboard-row:last-child {
  margin-bottom: 0;
}

.key {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  height: var(--key-height);
  padding: 0;
  border: 0;
  border-radius: 4px;
  background: var(--color-key-bg);
  color: var(--color-key-text);
  font-size: 1.25rem;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
  transition:
    background-color 150ms,
    color 150ms;
}

.key:active {
  filter: brightness(0.88);
}

@media (hover: hover) {
  .key:hover {
    filter: brightness(0.94);
  }
}

.key-wide {
  flex: 1.5;
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.key-spacer {
  flex: 0.5;
}

.key[data-state] {
  color: #ffffff;
}

.key[data-state='correct'] {
  background: var(--color-correct);
}

.key[data-state='present'] {
  background: var(--color-present);
}

.key[data-state='absent'] {
  background: var(--color-absent);
}

/* ---------- Toasts ---------- */

.toaster {
  position: fixed;
  inset: auto;
  top: calc(env(safe-area-inset-top) + var(--header-height) + 60px);
  left: 50%;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: max-content;
  max-width: calc(100vw - 32px);
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  overflow: visible;
  transform: translateX(-50%);
  pointer-events: none;
}

@supports selector(:popover-open) {
  .toaster:not(:popover-open) {
    display: none;
  }
}

.toast {
  padding: 13px 16px;
  border-radius: 6px;
  background: var(--color-toast-bg);
  color: var(--color-toast-text);
  font-size: 0.875rem;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 4px 12px rgb(0 0 0 / 0.2);
  animation: toast-in 150ms ease-out;
  transition: opacity 300ms ease;
}

.toast[data-leaving] {
  opacity: 0;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
}

/* ---------- Dialogs ---------- */

.dialog {
  width: min(480px, calc(100vw - 24px));
  max-height: calc(100dvh - 24px);
  padding: 0;
  border: 0;
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-dialog);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.dialog::backdrop {
  background: rgb(255 255 255 / 0.55);
}

:root[data-theme='dark'] .dialog::backdrop {
  background: rgb(0 0 0 / 0.6);
}

.dialog[open] {
  animation: dialog-in 220ms cubic-bezier(0.2, 0.9, 0.3, 1);
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
}

.dialog-body {
  position: relative;
  padding: 22px 20px 20px;
}

.dialog-close {
  position: absolute;
  top: 10px;
  right: 10px;
}

.dialog-title {
  margin: 0 36px 14px;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}

/* ---------- Help ---------- */

.dialog-title-display {
  margin: 6px 36px 4px 0;
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0;
  text-align: left;
  text-transform: none;
}

.help-lead {
  margin: 0 0 12px;
  font-size: 1.25rem;
  font-weight: 300;
}

.help-list {
  margin: 0 0 16px;
  padding-left: 20px;
  line-height: 1.45;
}

.help-list li + li {
  margin-top: 4px;
}

.help-subtitle {
  margin: 20px 0 10px;
  font-size: 1rem;
}

.example {
  margin-bottom: 14px;
}

.example p {
  margin: 6px 0 0;
}

.example-row {
  display: flex;
  gap: 4px;
}

.example-row .tile {
  width: 36px;
  height: 36px;
  font-size: 1.25rem;
}

.help-note {
  margin: 16px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  line-height: 1.45;
}

/* ---------- Stats ---------- */

.result {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.result-title {
  margin: 4px 36px 12px;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}

.answer-tiles {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.answer-tiles .tile {
  width: 36px;
  height: 36px;
  font-size: 1.25rem;
}

.definition {
  max-width: 360px;
  min-height: 1.4em;
  margin: 12px auto 0;
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.definition em {
  margin-right: 4px;
  color: var(--color-text);
}

.definition a {
  color: inherit;
  font-weight: 700;
  white-space: nowrap;
}

.stats-mode {
  color: var(--color-muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 0 20px;
  text-align: center;
}

.stats-grid div {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
}

.stats-grid dd {
  margin: 0;
  font-size: 2.1rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.stats-grid dt {
  font-size: 0.75rem;
  line-height: 1.25;
}

.stats-subtitle {
  margin: 0 0 10px;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.distribution {
  margin: 0 0 4px;
  padding: 0;
  list-style: none;
}

.distribution li {
  display: grid;
  grid-template-columns: 14px 1fr;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 0.875rem;
}

.distribution-bar {
  width: max(8%, calc(var(--share, 0) * 1%));
  padding: 2px 8px;
  background: var(--color-absent);
  color: #ffffff;
  font-weight: 700;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.distribution-bar[data-highlight] {
  background: var(--color-correct);
}

.distribution-empty {
  margin: 0 0 8px;
  color: var(--color-muted);
  font-size: 0.875rem;
}

.stats-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 20px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.countdown {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0;
}

.countdown-label {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.countdown-time {
  font-size: 1.75rem;
  font-variant-numeric: tabular-nums;
}

.countdown-when {
  color: var(--color-muted);
  font-size: 0.8rem;
  text-align: center;
}

.stats-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  touch-action: manipulation;
}

.button svg {
  width: 20px;
  height: 20px;
}

.button-primary {
  background: var(--color-button);
  color: #ffffff;
}

.button-secondary {
  border-color: var(--color-text);
  background: transparent;
  color: var(--color-text);
}

@media (hover: hover) {
  .button:hover {
    filter: brightness(1.08);
  }
}

/* ---------- Links styled as buttons ---------- */

.link-button {
  padding: 4px 0;
  border: 0;
  background: none;
  color: inherit;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}

.link-button-danger {
  color: var(--color-danger-text);
  font-size: 0.85rem;
  font-weight: 600;
}

.sync-prompt {
  margin: 16px 0 0;
  color: var(--color-muted);
  font-size: 0.875rem;
  text-align: center;
}

/* ---------- Settings ---------- */

.settings-list {
  margin-top: 4px;
}

.setting {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
}

.setting-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.setting-name {
  font-size: 1.05rem;
}

.setting-hint {
  color: var(--color-muted);
  font-size: 0.8rem;
  line-height: 1.35;
}

.switch-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.switch {
  position: relative;
  flex: none;
  width: 38px;
  height: 22px;
  border-radius: 999px;
  background: var(--color-switch-off);
  transition: background-color 150ms;
}

.switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #ffffff;
  transition: transform 150ms;
}

.switch-input:checked + .switch {
  background: var(--color-button);
}

.switch-input:checked + .switch::after {
  transform: translateX(16px);
}

.switch-input:focus-visible + .switch {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.account {
  padding: 2px 0 18px;
  border-bottom: 1px solid var(--color-border);
}

.account-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.account-avatar {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-correct);
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: 700;
}

.account-title {
  margin: 0 0 6px;
  font-size: 1.05rem;
  font-weight: 400;
}

.account-text,
.account-note,
.account-status {
  color: var(--color-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.account-text {
  margin: 0 0 12px;
}

.account-note {
  margin: 10px 0 0;
  font-size: 0.75rem;
}

/* Follows Google's sign-in button guidelines. */
.google-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 16px 0 12px;
  border: 1px solid #747775;
  border-radius: 999px;
  background: #ffffff;
  color: #1f1f1f;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
}

:root[data-theme='dark'] .google-button {
  border-color: #8e918f;
  background: #131314;
  color: #e3e3e3;
}

.google-button:disabled {
  opacity: 0.6;
  cursor: progress;
}

.google-logo {
  width: 20px;
  height: 20px;
  stroke: none;
}

.account-user {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0;
}

.account-name {
  font-weight: 700;
  overflow-wrap: anywhere;
}

.account-email {
  color: var(--color-muted);
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.account-status {
  margin: 6px 0 14px;
}

.account-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.button-small {
  min-height: 38px;
  padding: 0 18px;
  font-size: 0.9rem;
}

.settings-footer {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 18px 0 0;
  color: var(--color-muted);
  font-size: 0.8rem;
}

.settings-footer a {
  color: inherit;
}

.noscript {
  margin: auto;
  padding: 24px;
  text-align: center;
}

/* ---------- Small and short screens ---------- */

@media (max-height: 620px) {
  :root {
    --header-height: 44px;
  }

  .mode-bar {
    padding-top: 6px;
  }

  .mode-option > span {
    padding: 4px 12px;
  }

  .keyboard-row {
    margin-bottom: 6px;
  }
}

/* Phones held sideways: board and keyboard side by side instead of stacked. */
@media (orientation: landscape) and (max-height: 520px) {
  :root {
    --header-height: 40px;
    --key-height: clamp(38px, 13dvh, 54px);
  }

  .title {
    font-size: 1.5rem;
  }

  .game {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    grid-template-rows: auto minmax(0, 1fr);
    align-items: center;
    max-width: 900px;
    padding-inline: 12px;
  }

  .mode-bar {
    grid-column: 1 / -1;
    padding-top: 4px;
  }

  .board-area {
    grid-column: 1;
    align-self: stretch;
  }

  .keyboard {
    grid-column: 2;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
  }
}

@media (max-width: 360px) {
  .keyboard {
    padding-inline: 4px;
  }

  .keyboard-row {
    gap: 4px;
  }

  .key {
    font-size: 1.05rem;
  }

  .key-wide {
    font-size: 0.65rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .splash-tiles .tile {
    animation: none;
  }
}