:root {
  color-scheme: dark;
  --ink: #f5f1e8;
  --muted: #969dab;
  --panel: #10151f;
  --line: rgba(255, 255, 255, 0.14);
  --winter: #83d5ff;
  --summer: #ffb43b;
  --red: #ff5e55;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #080b12;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at 50% 20%, rgba(50, 75, 105, 0.22), transparent 42%),
    linear-gradient(180deg, #0d111a 0%, #05070b 100%);
  overflow-x: hidden;
  overscroll-behavior: none;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.18;
  background-image: repeating-linear-gradient(
    0deg,
    transparent 0,
    transparent 3px,
    rgba(255, 255, 255, 0.045) 3px,
    rgba(255, 255, 255, 0.045) 4px
  );
}

button {
  color: inherit;
  font: inherit;
}

.game-shell {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: 28px 20px max(24px, env(safe-area-inset-bottom));
}

.masthead {
  margin-bottom: 18px;
  text-align: center;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.28em;
}

h1 {
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 4.4rem);
  font-weight: 950;
  line-height: 0.9;
  letter-spacing: -0.06em;
}

h1 span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(245, 241, 232, 0.65);
}

.arcade-frame {
  padding: 8px;
  border: 1px solid var(--line);
  background: rgba(12, 16, 24, 0.92);
  box-shadow: 0 26px 80px rgba(0, 0, 0, 0.45);
}

.status-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 10px 12px 12px;
}

.status-bar > div {
  display: flex;
  flex-direction: column;
}

.status-bar > div:nth-child(2),
.status-bar > div:nth-child(3) {
  text-align: center;
}

.status-bar > div:last-child {
  text-align: right;
}

.label {
  color: var(--muted);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.status-bar strong {
  font-variant-numeric: tabular-nums;
  font-size: clamp(0.8rem, 2vw, 1rem);
  letter-spacing: 0.08em;
}

.screen {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #060912;
  overflow: hidden;
}

.screen::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  content: "";
  pointer-events: none;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.13) 50%);
  background-size: 100% 4px;
  mix-blend-mode: soft-light;
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
  background: rgba(5, 8, 14, 0.74);
  backdrop-filter: blur(5px);
}

.overlay.visible {
  display: flex;
}

.panel {
  width: min(580px, 100%);
  padding: clamp(22px, 5vw, 42px);
  border: 1px solid rgba(255, 255, 255, 0.17);
  background: rgba(12, 16, 24, 0.94);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.52);
}

.panel.compact {
  width: min(390px, 100%);
}

.panel h2 {
  margin: 0 0 10px;
  font-size: clamp(1.7rem, 5vw, 3rem);
  letter-spacing: -0.045em;
}

.intro {
  max-width: 450px;
  margin: 0 auto 22px;
  color: #b7bdc8;
  font-size: clamp(0.78rem, 2vw, 0.96rem);
  line-height: 1.55;
}

.season-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.season-card {
  display: flex;
  min-width: 0;
  padding: 18px 12px;
  border: 1px solid var(--line);
  background: #0b1019;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.season-card:hover,
.season-card:focus-visible {
  outline: none;
  transform: translateY(-3px);
}

.season-card.winter:hover,
.season-card.winter:focus-visible {
  border-color: var(--winter);
  background: rgba(53, 142, 190, 0.12);
}

.season-card.summer:hover,
.season-card.summer:focus-visible {
  border-color: var(--summer);
  background: rgba(205, 125, 25, 0.12);
}

.icon-wrap {
  display: grid;
  width: 72px;
  height: 72px;
  margin-bottom: 10px;
  border-radius: 50%;
  place-items: center;
  background: rgba(255, 255, 255, 0.06);
}

.icon-wrap img {
  width: 58px;
  image-rendering: pixelated;
}

.season-card strong {
  font-size: 1rem;
  letter-spacing: 0.14em;
}

.season-card small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.65rem;
}

.desktop-help {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
}

kbd {
  display: inline-block;
  min-width: 22px;
  padding: 3px 5px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 3px;
  background: #181e29;
  color: #dce1e9;
  font: inherit;
}

.primary-button,
.text-button {
  display: block;
  width: 100%;
  cursor: pointer;
}

.primary-button {
  margin-top: 18px;
  padding: 13px 20px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #080b12;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.primary-button:hover,
.primary-button:focus-visible {
  background: transparent;
  color: var(--ink);
}

.text-button {
  margin-top: 12px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.final-score {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
}

.final-score strong {
  color: var(--ink);
}

.game-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 8px 4px 0;
}

.game-actions button {
  padding: 7px 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.game-actions button:nth-child(2),
.game-actions button:nth-child(3) {
  text-align: center;
}

.game-actions button:last-child {
  text-align: right;
}

.game-actions button:hover,
.game-actions button:focus-visible {
  color: var(--ink);
}

.touch-controls {
  display: none;
  justify-content: space-between;
  margin-top: 14px;
  user-select: none;
}

.move-controls {
  display: flex;
  gap: 8px;
}

.play-controls {
  display: flex;
  gap: 8px;
}

.touch-controls button {
  flex: none;
  width: 92px;
  height: 62px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(20, 26, 37, 0.94);
  color: var(--ink);
  touch-action: none;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.13em;
}

.touch-controls .pause-touch-button {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--ink);
}

.game-shell:fullscreen,
.game-shell:-webkit-full-screen {
  display: flex;
  width: 100vw;
  height: 100vh;
  max-width: none;
  padding: max(8px, env(safe-area-inset-top)) max(8px, env(safe-area-inset-right))
    max(24px, env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
  background: #080b12;
  flex-direction: column;
  justify-content: center;
  overscroll-behavior: none;
  touch-action: none;
}

.game-shell:fullscreen .masthead,
.game-shell:-webkit-full-screen .masthead {
  display: none;
}

.game-shell:fullscreen .arcade-frame,
.game-shell:-webkit-full-screen .arcade-frame {
  width: min(100%, calc((100vh - 90px) * 4 / 3));
  margin: 0 auto;
}

.game-shell:fullscreen .touch-controls,
.game-shell:-webkit-full-screen .touch-controls {
  width: min(100%, calc((100vh - 90px) * 4 / 3));
  margin-inline: auto;
}

.touch-controls button.active {
  background: var(--ink);
  color: #080b12;
}

@media (hover: none), (pointer: coarse) {
  .touch-controls {
    display: flex;
  }

  .desktop-help {
    display: none;
  }
}

@media (max-width: 620px) {
  html,
  body {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  body {
    min-height: 100dvh;
  }

  .game-shell {
    display: flex;
    width: 100%;
    height: 100dvh;
    min-height: 0;
    padding: max(5px, env(safe-area-inset-top)) max(5px, env(safe-area-inset-right))
      max(18px, env(safe-area-inset-bottom)) max(5px, env(safe-area-inset-left));
    flex-direction: column;
  }

  .masthead {
    display: none;
  }

  .arcade-frame {
    display: flex;
    min-height: 0;
    padding: 5px;
    flex: 1;
    flex-direction: column;
  }

  .status-bar {
    padding: 4px 6px 5px;
  }

  .label {
    font-size: 0.48rem;
  }

  .status-bar strong {
    font-size: 0.72rem;
  }

  .screen {
    min-height: 0;
    aspect-ratio: auto;
    flex: 1;
  }

  .game-actions {
    grid-template-columns: repeat(3, 1fr);
    padding-top: 3px;
  }

  .game-actions .desktop-pause-button {
    display: none;
  }

  .game-actions button {
    min-width: 0;
    padding: 5px 2px 3px;
    font-size: 0.49rem;
    letter-spacing: 0.05em;
  }

  .overlay {
    padding: 10px;
  }

  .panel {
    padding: 18px 14px;
  }

  .intro {
    margin-bottom: 14px;
    line-height: 1.35;
  }

  .season-card {
    padding: 10px 7px;
  }

  .season-card small {
    display: none;
  }

  .icon-wrap {
    width: 52px;
    height: 52px;
    margin-bottom: 6px;
  }

  .icon-wrap img {
    width: 44px;
  }

  .touch-controls {
    display: flex;
    margin-top: 6px;
    flex: 0 0 auto;
  }

  .touch-controls button {
    width: clamp(78px, 24vw, 98px);
    height: clamp(52px, 8.5dvh, 64px);
  }

  .touch-controls .pause-touch-button {
    border-color: rgba(255, 255, 255, 0.28);
    color: var(--ink);
  }
}

@media (max-height: 700px) and (orientation: landscape) {
  .game-shell {
    width: min(760px, 100%);
    padding-top: 6px;
  }

  .masthead {
    display: none;
  }

  .screen {
    max-height: 72vh;
    margin-inline: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}