:root {
  color-scheme: light dark;
  --bg: #f4f1f7;
  --bg-accent: rgba(103, 80, 164, 0.08);
  --surface: rgba(244, 239, 248, 0.72);
  --surface-strong: rgba(237, 232, 240, 0.84);
  --text: #1d1b20;
  --muted: #625f68;
  --line: rgba(73, 69, 79, 0.2);
  --primary: #6750a4;
  --primary-hover: #7965af;
  --primary-text: #ffffff;
  --secondary: rgba(103, 80, 164, 0.09);
  --canvas-line: #49454f;
  --center-dot: #b3261e;
  --match: #386a20;
  --warning: #8a5100;
  --miss: #ba1a1a;
  --matte-shadow: 0 8px 24px rgba(29, 27, 32, 0.09);
  --matte-inset: inset 0 1px 0 rgba(255, 255, 255, 0.48);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #141218;
  --bg-accent: rgba(208, 188, 255, 0.08);
  --surface: rgba(33, 31, 38, 0.76);
  --surface-strong: rgba(43, 41, 48, 0.86);
  --text: #e6e1e5;
  --muted: #cac4d0;
  --line: rgba(202, 196, 208, 0.2);
  --primary: #d0bcff;
  --primary-hover: #dccbff;
  --primary-text: #381e72;
  --secondary: rgba(208, 188, 255, 0.11);
  --canvas-line: #cac4d0;
  --center-dot: #ffb4ab;
  --match: #a8d38b;
  --warning: #ffb95c;
  --miss: #ffb4ab;
  --matte-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
  --matte-inset: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

:root[data-theme="light"] {
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141218;
    --bg-accent: rgba(208, 188, 255, 0.08);
    --surface: rgba(33, 31, 38, 0.76);
    --surface-strong: rgba(43, 41, 48, 0.86);
    --text: #e6e1e5;
    --muted: #cac4d0;
    --line: rgba(202, 196, 208, 0.2);
    --primary: #d0bcff;
    --primary-hover: #dccbff;
    --primary-text: #381e72;
    --secondary: rgba(208, 188, 255, 0.11);
    --canvas-line: #cac4d0;
    --center-dot: #ffb4ab;
    --match: #a8d38b;
    --warning: #ffb95c;
    --miss: #ffb4ab;
    --matte-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
    --matte-inset: inset 0 1px 0 rgba(255, 255, 255, 0.1);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 320px;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
}

button {
  font: inherit;
}

.app {
  position: relative;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 12%, var(--bg-accent), transparent 30%),
    radial-gradient(circle at 84% 88%, var(--bg-accent), transparent 32%),
    var(--bg);
}

.game-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100dvh;
  display: block;
  touch-action: none;
}

.home-panel {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  width: min(440px, calc(100vw - 32px));
  text-align: center;
  transform: translate(-50%, -50%);
}

h1 {
  margin: 0;
  font-size: clamp(34px, 11vw, 56px);
  line-height: 0.95;
  letter-spacing: -0.06em;
  white-space: nowrap;
}

.home-stats {
  margin: 24px 0;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: var(--secondary);
  box-shadow: var(--matte-inset);
  backdrop-filter: blur(18px) saturate(72%);
}

.home-stats strong {
  color: var(--text);
  font-size: 24px;
}

.controls {
  position: absolute;
  z-index: 2;
}

.hud {
  position: absolute;
  left: 50%;
  top: max(16px, env(safe-area-inset-top));
  z-index: 2;
  transform: translateX(-50%);
  pointer-events: none;
}

.settings-controls {
  position: absolute;
  top: max(16px, env(safe-area-inset-top));
  right: max(18px, env(safe-area-inset-right));
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 8px;
}

.settings-control {
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--matte-shadow), var(--matte-inset);
  backdrop-filter: blur(18px) saturate(72%);
  padding: 10px 13px;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.language-toggle {
  min-width: 48px;
  font-weight: 800;
}

.timer {
  display: block;
  text-align: center;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.controls {
  left: 50%;
  bottom: max(24px, calc(env(safe-area-inset-bottom) + 18px));
  width: min(420px, calc(100vw - 32px));
  display: grid;
  justify-items: center;
  gap: 14px;
  transform: translateX(-50%);
  pointer-events: none;
}

.button {
  min-height: 52px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 800;
  letter-spacing: -0.01em;
  box-shadow: var(--matte-shadow), var(--matte-inset);
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease, box-shadow 160ms ease;
  pointer-events: auto;
}

.button:active {
  transform: translateY(1px) scale(0.99);
}

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

.button-primary:hover {
  background: var(--primary-hover);
}

.settings-control:hover {
  background: var(--surface-strong);
}

.settings-control:active {
  transform: translateY(1px);
}

.result-card {
  width: min(460px, 100%);
  display: grid;
  justify-items: center;
  gap: 30px;
  pointer-events: auto;
}

.result-comparison {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.result-value {
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: 6px;
}

.result-value span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.result-record span {
  white-space: nowrap;
}

.result-value strong {
  font-size: clamp(42px, 10vw, 68px);
  line-height: 0.95;
  letter-spacing: -0.08em;
}

.result-record strong,
.result-card[data-outcome="close"] .result-score strong {
  color: var(--match);
}

.result-card[data-outcome="far"] .result-score strong {
  color: var(--miss);
}

.result-card[data-outcome="medium"] .result-score strong {
  color: var(--warning);
}

[data-screen="ready"] .hud,
[data-screen="result"] .hud,
[data-screen="home"] .hud,
[data-screen="home"] .controls {
  display: none;
}

[data-screen="home"] .game-canvas {
  pointer-events: none;
}

[data-screen="ready"] .home-panel,
[data-screen="memorize"] .home-panel,
[data-screen="draw"] .home-panel,
[data-screen="result"] .home-panel {
  display: none;
}

[data-screen="ready"] #checkButton,
[data-screen="ready"] .result-card,
[data-screen="memorize"] #readyButton,
[data-screen="memorize"] #checkButton,
[data-screen="memorize"] .result-card,
[data-screen="draw"] #readyButton,
[data-screen="draw"] .result-card,
[data-screen="result"] #readyButton,
[data-screen="result"] #checkButton {
  display: none;
}

[data-screen="draw"] #checkButton[hidden] {
  display: none;
}

[data-screen="draw"] #checkButton {
  display: inline-flex;
  align-items: center;
}

@media (max-width: 560px) {
  .timer {
    font-size: 34px;
  }

  .settings-controls {
    top: max(10px, env(safe-area-inset-top));
    right: max(10px, env(safe-area-inset-right));
    gap: 6px;
  }

  .settings-control {
    padding: 8px 10px;
    font-size: 12px;
  }
}

@media (max-height: 500px) {
  .home-panel {
    width: min(620px, calc(100vw - 32px));
  }

  h1 {
    font-size: 34px;
  }

  .home-stats {
    margin: 12px 0;
    padding: 8px 12px;
  }

  .home-stats strong {
    font-size: 20px;
  }

  .button {
    min-height: 44px;
  }

  .controls {
    bottom: max(10px, env(safe-area-inset-bottom));
  }

  .result-card {
    width: min(430px, 100%);
    gap: 18px;
  }

  .result-value {
    gap: 4px;
  }

  .result-value span {
    font-size: 11px;
  }

  .result-value strong {
    font-size: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}