@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap");

:root {
  color-scheme: dark;
  --ink: #f3f0e8;
  --muted: #8c918f;
  --panel: #151918;
  --line: #2a302e;
  --orange: #ff7a33;
  --blue: #4fb6ff;
  --acid: #d7ef53;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: #0b0e0d;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 16% 0%, rgba(215, 239, 83, 0.06), transparent 28rem),
    #0b0e0d;
  font-family: "IBM Plex Mono", monospace;
}

button {
  color: inherit;
  font: inherit;
}

.game-shell {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 28px clamp(16px, 3vw, 48px) 36px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--acid);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

h1 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(36px, 5vw, 68px);
  line-height: 0.9;
  letter-spacing: -0.06em;
}

h1 span {
  color: var(--orange);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.top-actions {
  display: flex;
  gap: 8px;
}

.new-game,
.sound-toggle,
.game-message button {
  border: 1px solid var(--line);
  background: transparent;
  padding: 11px 15px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease;
}

.new-game:hover,
.sound-toggle:hover,
.game-message button:hover {
  border-color: var(--ink);
  background: rgba(255, 255, 255, 0.05);
}

.hud {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  border: 1px solid var(--line);
  border-bottom: 0;
  background: var(--panel);
}

.player-card,
.turn-panel {
  min-height: 62px;
  display: flex;
  align-items: center;
}

.player-card {
  gap: 12px;
  padding: 12px 18px;
  color: var(--muted);
  transition: color 180ms ease, background 180ms ease;
}

.player-card:last-child {
  justify-content: flex-end;
  text-align: right;
}

.player-card.is-active {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.025);
}

.player-card small,
.turn-panel small {
  display: block;
  margin-bottom: 3px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.14em;
}

.player-card strong,
.turn-panel strong {
  font-size: 12px;
  letter-spacing: 0.05em;
}

.player-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 18px rgba(255, 122, 51, 0.6);
}

.player-two .player-dot {
  order: 2;
  background: var(--blue);
  box-shadow: 0 0 18px rgba(79, 182, 255, 0.6);
}

.turn-panel {
  min-width: 170px;
  justify-content: center;
  flex-direction: column;
  padding: 10px 22px;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  text-align: center;
}

.turn-panel strong {
  color: var(--acid);
}

.arena-wrap {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #101b22;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 650;
  touch-action: none;
}

.game-message {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  background: rgba(8, 10, 9, 0.76);
  backdrop-filter: blur(8px);
  text-align: center;
}

.game-message[hidden] {
  display: none;
}

.game-message small {
  color: var(--acid);
  font-size: 10px;
  letter-spacing: 0.2em;
}

.game-message strong {
  margin: 8px 0 24px;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(28px, 5vw, 64px);
  letter-spacing: -0.045em;
}

.controls {
  display: grid;
  grid-template-columns: 112px 170px minmax(190px, 1fr) auto;
  align-items: center;
  border: 1px solid var(--line);
  border-top: 0;
  background: var(--panel);
}

.stat,
.wind-control,
.power-control,
.key-help {
  min-height: 76px;
  padding: 15px 18px;
}

.stat,
.wind-control,
.power-control {
  border-right: 1px solid var(--line);
}

.stat span,
.wind-copy span,
.power-copy span {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.stat strong {
  display: block;
  margin-top: 3px;
  font-size: 20px;
}

.wind-copy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.wind-copy strong {
  font-size: 13px;
  white-space: nowrap;
}

#wind-direction {
  color: var(--blue);
  font-size: 17px;
  line-height: 0;
}

.wind-track {
  position: relative;
  height: 7px;
  margin-top: 12px;
  overflow: hidden;
  background: #272c2a;
}

.wind-track::after {
  position: absolute;
  inset: 0 auto 0 50%;
  width: 1px;
  background: rgba(243, 240, 232, 0.55);
  content: "";
}

.wind-track span {
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 100%;
  background: var(--blue);
  transition: left 180ms ease, width 180ms ease, background 180ms ease;
}

.power-copy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.power-copy strong {
  font-size: 13px;
}

.power-track {
  height: 7px;
  margin-top: 12px;
  overflow: hidden;
  background: #272c2a;
}

.power-track span {
  display: block;
  width: 25%;
  height: 100%;
  background: linear-gradient(90deg, var(--acid), var(--orange));
  transition: width 50ms linear;
}

.power-control.is-charging .power-track span {
  box-shadow: 0 0 14px rgba(215, 239, 83, 0.45);
}

.key-help {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  color: var(--muted);
  font-size: 10px;
}

kbd {
  display: inline-grid;
  min-width: 25px;
  min-height: 25px;
  place-items: center;
  margin-right: 4px;
  border: 1px solid #3a413e;
  border-bottom-width: 2px;
  color: var(--ink);
  background: #1d2220;
  font: 700 9px "IBM Plex Mono", monospace;
}

.touch-controls {
  display: none;
}

button:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 3px;
}

@media (max-width: 780px) {
  .game-shell { padding-inline: 10px; }
  .hud { grid-template-columns: 1fr 110px 1fr; }
  .turn-panel { min-width: 0; padding-inline: 8px; }
  .player-card { padding-inline: 10px; }
  .player-card strong { display: none; }
  .controls { grid-template-columns: 76px 104px 1fr; }
  .stat, .wind-control, .power-control { min-height: 67px; padding: 12px; }
  .power-control { border-right: 0; }
  .key-help { display: none; }
  .touch-controls {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 0.72fr 1.35fr 0.72fr 1fr;
    gap: 8px;
    padding: 10px;
    border-top: 1px solid var(--line);
  }
  .touch-controls button {
    min-height: 44px;
    border: 1px solid #3a413e;
    background: #1d2220;
    font-weight: 700;
    font-size: 9px;
  }
  .touch-controls .fire-button {
    border-color: var(--acid);
    color: #0b0e0d;
    background: var(--acid);
    letter-spacing: 0.08em;
  }
}

@media (max-width: 500px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }
  .top-actions button {
    flex: 1;
  }
}

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