:root {
  --background: #0b1020;
  --background-alt: #111933;
  --surface: #c8c8b0;
  --surface-dark: #8a8a72;
  --surface-light: #f0f0d8;
  --panel: #1d2c5b;
  --panel-dark: #121b3e;
  --text: #f8f8e0;
  --text-dark: #111111;
  --muted: #b8c0d8;
  --accent: #ffd447;
  --accent-strong: #ff7a21;
  --danger: #ff4f4f;
  --safe: #4fd7ff;
  --success: #7dff7a;
  --flag: #ff6b2d;
  --shadow: #05070f;
  --shadow-soft: rgba(5, 7, 15, 0.45);
  --bevel-light: #ffffff;
  --bevel-mid: #d2d2bf;
  --bevel-dark: #6d6d58;
  --bevel-deep: #343428;
  --radius: 0;
  --transition-fast: 80ms steps(2, end);
  --transition-medium: 120ms steps(3, end);
}

* {
  box-sizing: border-box;
}

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

html {
  background: var(--background);
}

body {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 4px),
    radial-gradient(circle at top, #243979 0%, var(--background) 52%),
    linear-gradient(180deg, var(--background-alt), var(--background));
  background-size: 100% 4px, 100% 100%, 100% 100%;
  color: var(--text);
  font-family: "Press Start 2P", cursive;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  image-rendering: pixelated;
  text-rendering: geometricPrecision;
}

button,
select {
  font: inherit;
  color: inherit;
}

button,
select,
canvas {
  image-rendering: pixelated;
}

.app {
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 14px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 12px;
  margin-bottom: 8px;
}

.topbar-title-wrap {
  align-self: center;
  justify-self: start;
  text-align: left;
  background: var(--panel);
  border: 4px solid var(--bevel-deep);
  box-shadow:
    inset 4px 4px 0 #3657b2,
    inset -4px -4px 0 #0b1128,
    0 6px 0 var(--shadow);
  padding: 18px 20px 16px;
}

.app.home-mode .topbar {
  grid-template-columns: 1fr;
}

.app.home-mode #backBtn.hidden {
  display: none;
}

.app:not(.home-mode) .topbar-title-wrap {
  display: none;
}

.headline {
  margin: 0;
  color: var(--accent);
  font-size: clamp(24px, 4.8vw, 34px);
  line-height: 1.15;
  text-transform: uppercase;
  text-shadow: 4px 4px 0 rgba(0, 0, 0, 0.45);
}

.header-subtitle {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.8;
  max-width: 36ch;
}

.view.hidden {
  display: none;
}

.view-active {
  display: block;
}

.app-footer {
  margin: auto 0 0;
  padding-top: 18px;
  text-align: center;
  color: rgba(248, 248, 224, 0.7);
  font-size: 9px;
  text-transform: uppercase;
}

.copyright-symbol {
  font-size: 10px;
}

.toy-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.toy-card,
.panel,
.control-group,
.status-card,
.minesweeper-board,
.tic-board,
.pong-canvas {
  border-radius: var(--radius);
}

.toy-card {
  width: 100%;
  min-height: 280px;
  border: 4px solid var(--bevel-deep);
  background: linear-gradient(180deg, #304990 0%, #192752 100%);
  box-shadow:
    inset 4px 4px 0 #4b71db,
    inset -4px -4px 0 #101a38,
    0 8px 0 var(--shadow);
  cursor: pointer;
  overflow: hidden;
  padding: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  transition: transform var(--transition-medium);
}

@media (min-width: 721px) {
  .toy-card {
    aspect-ratio: 1 / 1;
    min-height: 0;
  }
}

.toy-card:hover {
  transform: translateY(-2px);
}

.toy-card:active {
  transform: translateY(4px);
  box-shadow:
    inset 4px 4px 0 #4b71db,
    inset -4px -4px 0 #101a38,
    0 4px 0 var(--shadow);
}

.toy-card-body {
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.toy-card-footer {
  border-top: 4px solid #101a38;
  background: rgba(10, 14, 30, 0.36);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  font-size: 10px;
  line-height: 1.6;
  text-transform: uppercase;
}

.toy-card-footer span {
  color: var(--accent);
}

.toy-card-footer small {
  color: var(--muted);
  font-size: 8px;
  line-height: 1.8;
  text-align: right;
}

.game-icon,
.tic-icon,
.pong-icon,
.slide-icon,
.two048-icon {
  width: min(240px, 68vw);
}

.game-icon-shell,
.tic-icon,
.pong-icon,
.slide-icon {
  border: 4px solid var(--bevel-deep);
  background: var(--surface);
  box-shadow:
    inset 4px 4px 0 var(--bevel-light),
    inset -4px -4px 0 var(--bevel-dark),
    0 6px 0 var(--shadow-soft);
  padding: 12px;
}

.game-icon-topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.mini-counter {
  min-width: 50px;
  border: 3px solid #201818;
  background: #1c0000;
  color: #ff5454;
  font-size: 9px;
  line-height: 1;
  padding: 8px 6px;
  text-align: center;
  box-shadow:
    inset 2px 2px 0 #500,
    inset -2px -2px 0 #060000;
}

.mini-face {
  width: 32px;
  height: 32px;
  border: 3px solid var(--bevel-deep);
  background:
    radial-gradient(circle at 35% 38%, #222 0 7%, transparent 8%),
    radial-gradient(circle at 65% 38%, #222 0 7%, transparent 8%),
    radial-gradient(circle at 50% 66%, transparent 0 16%, #222 17% 22%, transparent 23%),
    #ffd447;
  box-shadow:
    inset 2px 2px 0 #fff7a2,
    inset -2px -2px 0 #c49600;
}

.game-icon-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.icon-cell {
  aspect-ratio: 1;
  border: 3px solid var(--bevel-deep);
  display: grid;
  place-items: center;
  font-size: clamp(16px, 4.4vw, 22px);
  background: var(--surface-light);
  box-shadow:
    inset 2px 2px 0 var(--bevel-light),
    inset -2px -2px 0 var(--bevel-dark);
}

.icon-cell-hidden {
  background: var(--surface);
}

.icon-cell-pressed {
  background: #b2b299;
  box-shadow:
    inset 2px 2px 0 var(--bevel-dark),
    inset -2px -2px 0 var(--bevel-light);
}

.icon-cell-safe {
  color: #224fc2;
}

.icon-cell-safe-2 {
  color: #1e7e39;
}

.icon-cell-bomb {
  color: var(--danger);
  font-size: clamp(20px, 5.2vw, 28px);
  line-height: 0.85;
}

.icon-cell-flag {
  color: var(--flag);
}

.tic-icon {
  aspect-ratio: 1;
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  justify-items: stretch;
  padding: 16px;
}

.tic-line {
  position: absolute;
  background: #373722;
}

.tic-line-v {
  top: 16%;
  bottom: 16%;
  width: 4px;
}

.tic-line-v-1 {
  left: calc(33.333% + 2px);
}

.tic-line-v-2 {
  left: calc(66.666% - 2px);
}

.tic-line-h {
  left: 16%;
  right: 16%;
  height: 4px;
}

.tic-line-h-1 {
  top: calc(33.333% + 2px);
}

.tic-line-h-2 {
  top: calc(66.666% - 2px);
}

.tic-cell-preview {
  display: grid;
  place-items: center;
  line-height: 1;
  z-index: 1;
}

.tic-cell-preview-x {
  color: var(--danger);
  font-size: clamp(22px, 6.8vw, 34px);
}

.tic-cell-preview-x-2 {
  color: var(--safe);
}

.tic-cell-preview-o {
  color: #1f9b43;
  font-size: clamp(20px, 6.2vw, 31px);
}

.pong-icon {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 8px),
    #0e1427;
  background-size: 100% 8px, 100% 100%;
}

.slide-icon {
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0 2px, transparent 2px 8px),
    var(--surface-dark);
  box-shadow:
    inset 4px 4px 0 #b6b69d,
    inset -4px -4px 0 #575748,
    0 6px 0 var(--shadow-soft);
}

.slide-icon-tile {
  aspect-ratio: 1;
  border: 4px solid var(--bevel-deep);
  background: #f5cf4d;
  color: #4a3000;
  display: grid;
  place-items: center;
  font-size: clamp(10px, 3vw, 16px);
  line-height: 1;
  box-shadow:
    inset 3px 3px 0 #fff1ad,
    inset -3px -3px 0 #c08700;
}

.slide-icon-tile-active {
  background: #ff9e4a;
}

.slide-icon-tile-empty {
  background: transparent;
  border-style: dashed;
  border-color: rgba(52, 52, 40, 0.6);
  box-shadow: none;
}

.two048-icon {
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
  border: 4px solid var(--bevel-deep);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12) 0 2px, transparent 2px 8px),
    #8f7750;
  box-shadow:
    inset 4px 4px 0 #b89e71,
    inset -4px -4px 0 #5d4d33,
    0 6px 0 var(--shadow-soft);
}

.two048-icon-tile {
  aspect-ratio: 1;
  border: 4px solid #4b3c28;
  color: #2b1f14;
  display: grid;
  place-items: center;
  font-size: clamp(11px, 3.6vw, 18px);
  line-height: 1;
  box-shadow:
    inset 3px 3px 0 rgba(255, 255, 255, 0.5),
    inset -3px -3px 0 rgba(84, 67, 45, 0.72);
}

.two048-icon-tile.tile-2 {
  background: #fff4bc;
  color: #5a3b00;
}

.two048-icon-tile.tile-4 {
  background: #ffd35e;
  color: #5a3b00;
}

.two048-icon-tile.tile-8 {
  background: #ff9852;
  color: #5a2500;
}

.two048-icon-tile.tile-16 {
  background: #ff4f73;
  color: #fff4ef;
}

.pong-center-line {
  position: absolute;
  top: 10%;
  bottom: 10%;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.82) 0 10px,
      transparent 10px 18px
    );
}

.pong-paddle {
  position: absolute;
  width: 12px;
  height: 64px;
  background: #f5f5f5;
  top: 50%;
  transform: translateY(-50%);
}

.pong-paddle-left {
  left: 14%;
}

.pong-paddle-right {
  right: 14%;
}

.pong-ball {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--accent);
  left: 53%;
  top: 42%;
}

.pong-score {
  position: absolute;
  top: 12%;
  font-size: 14px;
  color: #b9c7ff;
  line-height: 1;
}

.pong-score-left {
  left: 29%;
}

.pong-score-right {
  right: 29%;
}

.panel {
  margin: 0 auto;
  text-align: center;
  max-width: 760px;
  border: 4px solid var(--bevel-deep);
  background: linear-gradient(180deg, #284181 0%, #162347 100%);
  box-shadow:
    inset 4px 4px 0 #4568ca,
    inset -4px -4px 0 #0f1731,
    0 8px 0 var(--shadow);
  padding: 18px 16px 20px;
}

.panel-wide {
  max-width: 1000px;
}

.game-panel {
  display: grid;
  gap: 14px;
}

.panel-title {
  margin: 0;
  color: var(--accent);
  font-size: clamp(18px, 3.8vw, 24px);
  line-height: 1.5;
  text-transform: uppercase;
  text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.45);
}

.panel-desc {
  margin: 0;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.9;
}

.game-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.control-group,
.status-card {
  border: 4px solid var(--bevel-deep);
  background: var(--surface);
  color: var(--text-dark);
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark);
}

.control-group {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
}

.control-group span,
.status-label {
  color: #444437;
  font-size: 8px;
  line-height: 1.8;
  text-transform: uppercase;
}

.control-input {
  border: 3px solid var(--bevel-deep);
  background: var(--surface-light);
  color: var(--text-dark);
  padding: 9px 10px;
  min-height: 38px;
  box-shadow:
    inset 2px 2px 0 var(--bevel-dark),
    inset -2px -2px 0 var(--bevel-light);
}

.control-select {
  position: relative;
  min-width: 164px;
}

.control-select-native {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
}

.control-select-toggle {
  width: 100%;
  border: 3px solid var(--bevel-deep);
  background: var(--surface-light);
  color: var(--text-dark);
  padding: 9px 34px 9px 10px;
  min-height: 38px;
  text-align: left;
  cursor: pointer;
  text-transform: uppercase;
  box-shadow:
    inset 2px 2px 0 var(--bevel-dark),
    inset -2px -2px 0 var(--bevel-light);
  position: relative;
}

.control-select-toggle::after {
  content: "▼";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 10px;
  line-height: 1;
}

.control-select.is-open .control-select-toggle::after {
  content: "▲";
}

.control-select-toggle:disabled {
  cursor: default;
  filter: saturate(0.72) brightness(0.95);
}

.control-select.is-disabled .control-select-toggle {
  border-color: #595949;
}

.control-select-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 20;
  border: 4px solid var(--bevel-deep);
  background: var(--surface);
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark),
    0 6px 0 var(--shadow);
  padding: 4px;
}

.control-select.is-open .control-select-menu {
  display: block;
}

.control-select-option {
  width: 100%;
  border: 3px solid transparent;
  background: transparent;
  color: var(--text-dark);
  font: inherit;
  text-transform: uppercase;
  text-align: left;
  padding: 8px 9px;
  cursor: pointer;
}

.control-select-option:hover {
  background: #dcdcc6;
}

.control-select-option.is-selected {
  border-color: #6a613d;
  background: #f1e08c;
  box-shadow:
    inset 2px 2px 0 #fff1b2,
    inset -2px -2px 0 #bc9f21;
}

.btn {
  border: 4px solid var(--bevel-deep);
  padding: 10px 14px;
  cursor: pointer;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  background: var(--surface);
  color: var(--text-dark);
  text-transform: uppercase;
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark),
    0 4px 0 var(--shadow);
}

.btn:hover {
  filter: brightness(1.03);
}

.btn:active {
  transform: translateY(3px);
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark),
    0 1px 0 var(--shadow);
}

.btn-ghost {
  background: #d7d7bf;
}

.btn.hidden {
  display: none;
}

.icon-btn {
  width: 48px;
  height: 48px;
  display: inline-grid;
  place-items: center;
  padding: 0;
}

.back-icon {
  font-size: 18px;
  line-height: 1;
}

.flag-mode-btn.is-active {
  border-color: #5a2300;
  background: #ffc087;
  color: #5a2300;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.status-card {
  padding: 10px 12px;
}

.status-card strong {
  display: block;
  margin-top: 6px;
  font-size: clamp(10px, 2.4vw, 13px);
  line-height: 1.6;
  color: #0d1b47;
}

.board-wrap {
  overflow-x: auto;
  padding: 2px 0 6px;
}

.minesweeper-board {
  --board-size: 9;
  --cell-size: clamp(32px, 7vw, 42px);
  width: fit-content;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(var(--board-size), var(--cell-size));
  gap: 4px;
  padding: 8px;
  border: 4px solid var(--bevel-deep);
  background: var(--surface-dark);
  box-shadow:
    inset 4px 4px 0 #b6b69d,
    inset -4px -4px 0 #575748;
}

.tic-board-wrap,
.pong-stage-wrap,
.slide-board-wrap {
  padding: 2px 0 6px;
}

.tic-board {
  width: min(420px, 92vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 10px;
  border: 4px solid var(--bevel-deep);
  background: var(--surface-dark);
  box-shadow:
    inset 4px 4px 0 #b6b69d,
    inset -4px -4px 0 #575748;
}

.pong-canvas {
  width: min(100%, 720px);
  height: auto;
  display: block;
  margin: 0 auto;
  border: 4px solid var(--bevel-deep);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 8px),
    #0e1427;
  background-size: 100% 8px, 100% 100%;
  box-shadow:
    inset 4px 4px 0 #293d7b,
    inset -4px -4px 0 #08101f;
  touch-action: none;
}

.tic-cell {
  aspect-ratio: 1;
  border: 4px solid var(--bevel-deep);
  background: var(--surface);
  display: grid;
  place-items: center;
  font-size: clamp(28px, 10vw, 44px);
  cursor: pointer;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark);
}

.tic-cell:hover {
  filter: brightness(1.04);
}

.tic-cell:active {
  transform: translateY(2px);
}

.tic-cell.is-x {
  color: var(--danger);
}

.tic-cell.is-o {
  color: #198a34;
}

.tic-cell.is-winning {
  background: #fff2a9;
}

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

.status-card-full {
  grid-column: 1 / -1;
}

.slide-board {
  width: min(420px, 92vw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  padding: 10px;
  border: 4px solid var(--bevel-deep);
  background: var(--surface-dark);
  box-shadow:
    inset 4px 4px 0 #b6b69d,
    inset -4px -4px 0 #575748;
}

.game2048-board {
  --grid-size: 4;
  --tile-gap: 8px;
  --tile-size: clamp(58px, 14vw, 88px);
  --tile-step: calc(var(--tile-size) + var(--tile-gap));
  width: calc(var(--tile-size) * var(--grid-size) + var(--tile-gap) * (var(--grid-size) - 1));
  height: calc(var(--tile-size) * var(--grid-size) + var(--tile-gap) * (var(--grid-size) - 1));
  margin: 0 auto;
  position: relative;
  border: 4px solid var(--bevel-deep);
  background: #8a7452;
  box-shadow:
    inset 4px 4px 0 #b79d71,
    inset -4px -4px 0 #5f4f37;
  touch-action: none;
}

.game2048-bg {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(4, var(--tile-size));
  grid-template-rows: repeat(4, var(--tile-size));
  gap: var(--tile-gap);
}

.game2048-bg-cell {
  border: 4px solid rgba(68, 52, 36, 0.75);
  background: rgba(224, 204, 168, 0.34);
  box-shadow:
    inset 3px 3px 0 rgba(255, 255, 255, 0.14),
    inset -3px -3px 0 rgba(60, 45, 32, 0.28);
}

.game2048-tiles {
  position: absolute;
  inset: 0;
}

.game2048-tile {
  --row: 0;
  --col: 0;
  width: var(--tile-size);
  height: var(--tile-size);
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(calc(var(--tile-step) * var(--col)), calc(var(--tile-step) * var(--row)));
  transition: transform 120ms ease-in-out, opacity 100ms linear;
  pointer-events: none;
  will-change: transform;
}

.game2048-tile-inner {
  width: 100%;
  height: 100%;
  border: 4px solid #3e2a14;
  color: #4a2d00;
  display: grid;
  place-items: center;
  line-height: 1;
  font-size: clamp(20px, 5vw, 30px);
  box-shadow:
    inset 3px 3px 0 rgba(255, 255, 255, 0.46),
    inset -3px -3px 0 rgba(87, 66, 42, 0.78);
}

.game2048-tile.tile-2 .game2048-tile-inner {
  background: #fff4bc;
  color: #5a3b00;
}

.game2048-tile.tile-4 .game2048-tile-inner {
  background: #ffd35e;
  color: #5a3b00;
}

.game2048-tile.tile-8 .game2048-tile-inner {
  background: #ff9852;
  color: #5a2500;
}

.game2048-tile.tile-16 .game2048-tile-inner {
  background: #ff6d47;
  color: #fff5e8;
}

.game2048-tile.tile-32 .game2048-tile-inner {
  background: #ff4f73;
  color: #fff5ef;
}

.game2048-tile.tile-64 .game2048-tile-inner {
  background: #ff2d55;
  color: #fff5ef;
}

.game2048-tile.tile-128 .game2048-tile-inner {
  background: #ff4de0;
  color: #fff5ff;
  font-size: clamp(16px, 4.1vw, 24px);
}

.game2048-tile.tile-256 .game2048-tile-inner {
  background: #b84dff;
  color: #f5ecff;
  font-size: clamp(16px, 4.1vw, 24px);
}

.game2048-tile.tile-512 .game2048-tile-inner {
  background: #5f6dff;
  color: #f2f3ff;
  font-size: clamp(16px, 4.1vw, 24px);
}

.game2048-tile.tile-1024 .game2048-tile-inner {
  background: #35c9ff;
  color: #072e42;
  font-size: clamp(12px, 3.5vw, 20px);
}

.game2048-tile.tile-2048 .game2048-tile-inner {
  background: #00e7a3;
  color: #003927;
  font-size: clamp(12px, 3.5vw, 20px);
}

.game2048-tile.tile-super .game2048-tile-inner {
  background: #00ff5a;
  color: #003110;
  font-size: clamp(10px, 3vw, 18px);
}

.game2048-tile.is-ghost {
  opacity: 0;
}

.game2048-tile.is-new .game2048-tile-inner {
  animation: g2048-pop-in 150ms ease-out both;
}

.game2048-tile.is-merged .game2048-tile-inner {
  animation: g2048-merge-pop 170ms ease-out both;
}

@keyframes g2048-pop-in {
  0% {
    transform: scale(0.55);
    opacity: 0.35;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes g2048-merge-pop {
  0% {
    transform: scale(1);
  }
  45% {
    transform: scale(1.16);
  }
  100% {
    transform: scale(1);
  }
}

.slide-tile {
  aspect-ratio: 1;
  border: 4px solid var(--bevel-deep);
  background: #f5cf4d;
  color: #4a3000;
  display: grid;
  place-items: center;
  font-size: clamp(18px, 7vw, 28px);
  cursor: pointer;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  box-shadow:
    inset 3px 3px 0 #fff1ad,
    inset -3px -3px 0 #c08700;
}

.slide-tile:hover,
.slide-tile.is-movable {
  filter: brightness(1.04);
}

.slide-tile:active {
  transform: translateY(2px);
}

.slide-tile-empty {
  background: transparent;
  border-style: dashed;
  border-color: rgba(52, 52, 40, 0.7);
  box-shadow: none;
  cursor: default;
}

.cell {
  width: var(--cell-size);
  height: var(--cell-size);
  border: 4px solid var(--bevel-deep);
  background: var(--surface);
  display: grid;
  place-items: center;
  font-size: clamp(10px, 2.8vw, 13px);
  cursor: pointer;
  touch-action: manipulation;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  box-shadow:
    inset 3px 3px 0 var(--bevel-light),
    inset -3px -3px 0 var(--bevel-dark);
}

.cell:hover {
  filter: brightness(1.04);
}

.cell:active {
  transform: translateY(2px);
}

.cell-revealed {
  background: #b6b69d;
  box-shadow:
    inset 3px 3px 0 var(--bevel-dark),
    inset -3px -3px 0 var(--bevel-light);
  cursor: default;
}

.cell-flagged {
  color: var(--flag);
}

.cell-mine {
  color: var(--danger);
  background: #ffd1d1;
  font-size: clamp(18px, 5vw, 24px);
  line-height: 0.8;
}

.cell-exploded {
  color: #fff;
  border-color: #650000;
  background: #b20000;
  font-size: clamp(18px, 5vw, 24px);
  line-height: 0.8;
}

.cell-num-1 {
  color: #224fc2;
}

.cell-num-2 {
  color: #1d7d35;
}

.cell-num-3 {
  color: #b53328;
}

.cell-num-4 {
  color: #5232ad;
}

.cell-num-5 {
  color: #8f4315;
}

.cell-num-6 {
  color: #10727d;
}

.cell-num-7 {
  color: #1c1c1c;
}

.cell-num-8 {
  color: #6d5560;
}

.helper-copy {
  margin: 0;
  color: var(--muted);
  font-size: 8px;
  line-height: 1.9;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  body {
    font-size: 10px;
  }

  .app {
    padding: 14px 10px 20px;
  }

  .toy-grid {
    grid-template-columns: 1fr;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .toy-card-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .toy-card-footer small {
    text-align: left;
  }

  .topbar-title-wrap,
  .panel {
    padding-left: 12px;
    padding-right: 12px;
  }

  .game-toolbar {
    flex-direction: column;
  }

  .control-group {
    justify-content: space-between;
  }
}