:root {
  --bg: #0b0f14;
  --fg: #e6edf3;
  --muted: #9aa4af;
  --panel: #0f1624;
  --border: #283244;
}

.victory-fireworks {
  margin: 0 0 10px;
  color: #ffd43b;
  font-size: 2rem;
  letter-spacing: .4rem;
  text-shadow: 0 0 12px #ff7b00, 0 0 24px #ff4d8d;
  pointer-events: none;
  animation: victory-spark 1.2s ease-in-out infinite alternate;
}

@keyframes victory-spark {
  from { transform: scale(.9); opacity: .72; }
  to { transform: scale(1.08); opacity: 1; }
}

/* Theme: Default */
[data-theme="Default"] {
  --bg: #0b0f14;
  --fg: #e6edf3;
  --muted: #9aa4af;
  --panel: #0f1624;
  --border: #283244;
  --accent: #1d4ed8;
  --accent-fg: #ffffff;
}

/* Theme: Matrix */
[data-theme="Matrix"] {
  --bg: #0a0a0a;
  --fg: #00ff41;
  --muted: #008f11;
  --panel: #0d1a0d;
  --border: #003b00;
  --accent: #00ff41;
  --accent-fg: #001a07;
}

/* Theme: CandyPop */
[data-theme="CandyPop"] {
  --bg: #1a0a2e;
  --fg: #ffb6c1;
  --muted: #c77dba;
  --panel: #2d1b4e;
  --border: #4a2c7a;
  --accent: #ff69b4;
  --accent-fg: #2d0018;
}

/* Theme: Dark */
[data-theme="Dark"] {
  --bg: #000000;
  --fg: #ffffff;
  --muted: #888888;
  --panel: #111111;
  --border: #333333;
  --accent: #555555;
  --accent-fg: #ffffff;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);

  -webkit-text-size-adjust: 100%;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.matrix-rain-layer {
  position: fixed;
  inset: 0;
  display: block;
  pointer-events: none;
  z-index: 0;
}

.wrap {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 220px 300px 160px;
  gap: 16px;
  padding: 16px;
  max-width: 760px;
  margin: 0 auto;
  align-items: start;
}

.opponent-panel {
  width: 160px;
  font-size: 13px;
  color: var(--fg);
}

.opp-heading {
  margin: 0 0 8px;
  font-size: 15px;
  text-align: center;
}

.opponent-panel canvas#opponentGame {
  display: block;
  width: 120px;
  height: 240px;
  margin: 0 auto 8px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.opp-info {
  margin-top: 8px;
}

.opp-info .row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px solid #1e2736;
  font-size: 12px;
}

.opp-status {
  margin-top: 8px;
  min-height: 16px;
  color: #ffb4a2;
  font-size: 12px;
  text-align: center;
}

.opponent-panel[hidden] {
  display: none;
}

.stage {
  position: relative;
  width: 300px;
}

canvas#game {
  display: block;
  background: var(--bg);
  border: 1px solid var(--border);
  width: 300px;
  height: 600px;
  touch-action: none;
}

.hud h1 {
  margin: 0 0 12px;
  font-size: 20px;
}

.row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid #1e2736;
}

.help {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.35;
  font-size: 13px;
}

.status {
  margin-top: 12px;
  min-height: 18px;
  color: #ffb4a2;
}

.btn {
  margin-top: 10px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--fg);
  border-radius: 8px;
  font-size: 14px;
  touch-action: manipulation;
}

.btn.primary {
  background: #1d4ed8;
  border-color: #1d4ed8;
}

[data-theme="Matrix"] .btn.primary {
  background: #00ff41;
  border-color: #00ff41;
  color: #000;
}

[data-theme="CandyPop"] .btn.primary {
  background: #ff69b4;
  border-color: #ff69b4;
  color: #000;
}

[data-theme="Dark"] .btn.primary {
  background: #555555;
  border-color: #555555;
  color: #fff;
}

.overlay {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(0, 0, 0, 0.55);
}

.overlay.show {
  display: flex;
}

.card {
  width: 100%;
  max-width: 280px;
  background: rgba(15, 22, 36, 0.95);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
}

[data-theme="Matrix"] .card {
  background: rgba(10, 10, 10, 0.95);
  border-color: #003b00;
}

[data-theme="CandyPop"] .card {
  background: rgba(26, 10, 46, 0.95);
  border-color: #4a2c7a;
}

[data-theme="Dark"] .card {
  background: rgba(0, 0, 0, 0.95);
  border-color: #333333;
}

.title {
  margin: 0 0 6px;
  font-size: 18px;
}

.subhead {
  margin: 8px 0 4px;
  font-size: 14px;
  color: var(--muted);
}

.scores {
  margin: 0;
  padding-left: 18px;
  color: var(--fg);
}

.hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.intro-wrap {
  width: 100%;
  margin: 2px 0 6px;
  display: grid;
  place-items: center;
}

.intro-gif {
  width: 100%;
  max-width: 320px;
  max-height: 85px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid #1e2736;
}

.intro-gif {
  display: block;
}

/* Multiplayer section */
.multiplayer-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 8px;
  margin-top: 6px;
}

.multiplayer-section .btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

#joinMatchBtn {
  grid-row: 1;
  grid-column: 2;
  margin-top: 0;
  padding: 8px 6px;
}

#joinMatchHint {
  grid-row: 2;
  grid-column: 2;
}

#createMatchBtn {
  grid-row: 1;
  grid-column: 1;
  margin-top: 0;
  padding: 8px 6px;
}

#createMatchHint {
  grid-row: 2;
  grid-column: 1;
}

.coming-soon-hint {
  display: block;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
  margin: 0;
}

/* Theme controls */
.theme-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 6px;
  margin-top: 8px;
}

.theme-label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 2px;
  grid-column: 1 / span 2;
}

.theme-btn {
  margin-top: 0;
  font-size: 13px;
  padding: 8px 10px;
}

.theme-btn[aria-checked="true"] {
  border-color: var(--accent, #1d4ed8);
  background: var(--accent, #1d4ed8);
  color: var(--accent-fg, #fff);
}

.theme-btn[aria-checked="false"] {
  border-color: var(--border);
}

.setting {
  margin-top: 8px;
}

.setting label {
  font-size: 13px;
  color: var(--fg);
  display: flex;
  align-items: center;
  gap: 6px;
}

.mobile-controls {
  display: none;
  margin-top: 10px;
  gap: 10px;
}

.pad {
  display: grid;
  gap: 8px;
}

.pad.left {
  grid-template-columns: 1fr 1fr;
}

.pad.right {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
}

#btnDrop {
  grid-column: 1 / span 2;
}

.portrait-header {
  display: none;
}

.mobile-status {
  display: none;
  margin-top: 8px;
  min-height: 18px;
  color: #ffb4a2;
  font-size: 14px;
}

.desktop-only {
  display: block;
}

@media (max-width: 760px) {
  .wrap {
    grid-template-columns: 1fr;
    max-width: 520px;
  }
  .stage {
    width: 100%;
  }
  canvas#game {
    margin: 0 auto;
  }
  .opponent-panel {
    grid-column: 1;
    justify-self: center;
  }
  .mobile-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .desktop-only {
    display: none;
  }
  .mobile-status {
    display: block;
  }
}

@media (hover: none) and (pointer: coarse) {
  .mobile-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .mobile-status {
    display: block;
  }
}

@media (max-width: 520px) and (orientation: portrait) {
  .wrap {
    padding: 12px;
  }

  .stage {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
  }

  .portrait-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 10px;
    border: 1px solid var(--border);
    background: rgba(15, 22, 36, 0.95);
    border-radius: 10px;
    margin-bottom: 10px;
  }

  .portrait-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }

  .logo {
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.2px;
  }

  .pbtn {
    padding: 8px 10px;
    border: 1px solid var(--border);
    background: var(--panel);
    color: var(--fg);
    border-radius: 8px;
    font-size: 13px;
    touch-action: manipulation;
  }

  .portrait-right {
    display: flex;
    gap: 10px;
    color: var(--muted);
    font-size: 12px;
    white-space: nowrap;
  }

  .mini span:first-child {
    margin-right: 4px;
  }

  canvas#game {
    width: min(92vw, calc((100svh - 260px) / 2));
    height: auto;
    aspect-ratio: 1 / 2;
    border-radius: 10px;
  }

  .mobile-controls {
    margin-top: 12px;
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 18px);
  }

  .btn {
    margin-top: 0;
    padding: 12px 12px;
  }

  .mobile-status {
    text-align: center;
    margin-top: 10px;
  }
}

/* Reduced motion guard */
@media (prefers-reduced-motion: reduce) {
  /* Disable any ambient animation classes or transitions. */
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .victory-fireworks {
    animation: none !important;
  }
}