.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 48;
}

.material-symbols-outlined.filled {
  font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 48;
}

/* Kinetic geometry */
.skew-box {
  transform: skewX(-15deg);
}

.unskew-content {
  transform: skewX(15deg);
}

/* Glitch HUD — cyan/magenta chromatic offsets */
.glitch-text {
  text-shadow: 2px 0 #00f1fe, -2px 0 #ff00ff;
  animation: glitch 1.5s infinite;
}

@keyframes glitch {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

/* Emissive neon glows (2–4px Gaussian blur bleed) */
.neon-cyan-glow {
  box-shadow:
    0 0 4px rgba(0, 241, 254, 0.55),
    0 0 12px rgba(0, 241, 254, 0.35),
    inset 0 0 8px rgba(0, 241, 254, 0.12);
}

.neon-magenta-glow {
  box-shadow:
    0 0 4px rgba(255, 0, 255, 0.55),
    0 0 12px rgba(255, 0, 255, 0.35),
    inset 0 0 8px rgba(255, 0, 255, 0.12);
}

.neon-gold-glow {
  filter: drop-shadow(0 0 4px rgba(255, 204, 0, 0.6)) drop-shadow(0 0 12px rgba(255, 204, 0, 0.35));
}

.neon-cyan-text {
  text-shadow: 0 0 4px rgba(0, 241, 254, 0.6), 0 0 12px rgba(0, 241, 254, 0.35);
}

.neon-magenta-text {
  text-shadow: 0 0 4px rgba(255, 0, 255, 0.6), 0 0 12px rgba(255, 0, 255, 0.35);
}

.neon-gold-text {
  text-shadow: 0 0 4px rgba(255, 204, 0, 0.6), 0 0 14px rgba(255, 204, 0, 0.4);
}

/* Thumb pulse when active */
@keyframes thumb-pulse {
  0%, 100% { box-shadow: 0 0 4px rgba(0, 241, 254, 0.4), 0 0 10px rgba(0, 241, 254, 0.25); }
  50% { box-shadow: 0 0 8px rgba(0, 241, 254, 0.7), 0 0 20px rgba(0, 241, 254, 0.45); }
}

@keyframes thumb-pulse-magenta {
  0%, 100% { box-shadow: 0 0 4px rgba(255, 0, 255, 0.4), 0 0 10px rgba(255, 0, 255, 0.25); }
  50% { box-shadow: 0 0 8px rgba(255, 0, 255, 0.7), 0 0 20px rgba(255, 0, 255, 0.45); }
}

.corner.p1:not(.inactive):not(.pressed) {
  animation: thumb-pulse 2s ease-in-out infinite;
}

.corner.p2:not(.inactive):not(.pressed) {
  animation: thumb-pulse-magenta 2s ease-in-out infinite;
}

.corner.inactive {
  animation: none;
}

/* CRT scanline overlay during play */
.arena-scanlines::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(18, 19, 23, 0) 50%, rgba(0, 0, 0, 0.25) 50%),
    linear-gradient(90deg, rgba(255, 0, 0, 0.04), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.04));
  background-size: 100% 4px, 3px 100%;
  pointer-events: none;
  z-index: 1;
}

/* Immersive arena — hide chrome */
body.immersive #top-app-bar,
body.immersive #bottom-nav {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-100%);
}

body.immersive #bottom-nav {
  transform: translateY(100%);
}

body.immersive #app {
  padding-top: 0;
  padding-bottom: 0;
}

#top-app-bar,
#bottom-nav {
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
}

/* Victory burst */
@keyframes burst-pulse {
  0%, 100% { transform: scale(0.6); opacity: 0.6; }
  50% { transform: scale(1); opacity: 1; }
}

@keyframes winner-pop {
  0% { transform: scale(0.3); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes btn-fade-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes confetti-fall {
  0% { transform: translateY(0) rotate(0deg) scale(1); opacity: 1; }
  100% { transform: translateY(110vh) rotate(720deg) scale(0.5); opacity: 0.3; }
}

/* Segmented round history — numbered target tokens */
.history-segment {
  min-width: 1.75rem;
  height: 2rem;
  padding: 0 0.25rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  font-style: normal;
  border: 2px solid #343439;
  background: #1a1b20;
  color: #9a9078;
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.history-segment.recent-p1 {
  background: #1a1b20;
  border-color: #00f1fe;
  color: #00f1fe;
}

.history-segment.recent-p2 {
  background: #1a1b20;
  border-color: #ff00ff;
  color: #ff00ff;
}

.history-segment.filled-p1 {
  background: rgba(0, 241, 254, 0.12);
  border-color: rgba(0, 241, 254, 0.45);
  color: #00f1fe;
  opacity: 0.85;
}

.history-segment.filled-p2 {
  background: rgba(255, 0, 255, 0.12);
  border-color: rgba(255, 0, 255, 0.45);
  color: #ff00ff;
  opacity: 0.85;
}

/* Base resets for game shell */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --header-bar: 4rem;
  --nav-bar: 5rem;
  --header-total: calc(var(--header-bar) + var(--safe-top));
  --nav-total: calc(var(--nav-bar) + var(--safe-bottom));
}

html {
  height: -webkit-fill-available;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

body {
  position: fixed;
  inset: 0;
  background-color: #121317;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(241, 193, 0, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(0, 241, 254, 0.05) 0%, transparent 40%);
}

#top-app-bar {
  padding-top: var(--safe-top);
  height: var(--header-total);
}

#menu-anchor {
  z-index: 2;
}

.app-menu {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 0;
  min-width: 11rem;
  background: #1a1b20;
  border: 2px solid #9a9078;
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.45),
    0 0 12px rgba(255, 204, 0, 0.12);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-0.35rem) scale(0.97);
  transform-origin: top left;
  transition:
    opacity 0.18s ease,
    visibility 0.18s ease,
    transform 0.22s cubic-bezier(0.34, 1.25, 0.64, 1);
}

.app-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.app-menu-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 0.15s ease;
}

.app-menu-item + .app-menu-item {
  border-top: 1px solid #4e4632;
}

.app-menu-item:hover,
.app-menu-item:focus-visible {
  background: #292a2e;
  outline: none;
}

.app-menu-item:active {
  background: #343439;
}

#bottom-nav {
  padding-bottom: var(--safe-bottom);
  height: var(--nav-total);
}

#app {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  padding-top: var(--header-total);
  padding-bottom: var(--nav-total);
}

#install-banner {
  bottom: calc(var(--nav-total) + 0.5rem);
}

#app.idle .corner,
#app.setup .corner {
  opacity: 0.35;
  pointer-events: none;
  animation: none;
}

#board > * {
  pointer-events: auto;
}

.celebration-medal {
  display: block;
  line-height: 1;
  margin-bottom: 2rem;
}

#celebration.visible {
  opacity: 1;
  visibility: visible;
}

#celebration.flip {
  transform: rotate(180deg);
}

#celebration.flip .celebration-actions {
  transform: rotate(180deg);
}

#celebration-share-btn[disabled] {
  opacity: 0.55;
  cursor: wait;
}

.confetti-piece {
  position: absolute;
  top: -10px;
  width: 10px;
  height: 10px;
  opacity: 0;
  animation: confetti-fall linear forwards;
}

.about-modal-card {
  max-height: min(calc(100dvh - 2rem), 560px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}


.nav-tab-active {
  background: #ffcc00;
  color: #6f5700;
}

.corner.pressed {
  animation: none;
}

/* Player name centered between thumb corners */
.player-identity {
  position: absolute;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom, 12px) + clamp(44px, 14vw, 80px));
  transform: translate(-50%, 50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: calc(100% - 2 * clamp(100px, 28vw, 172px));
  padding: 0 0.5rem;
}

.player-identity-p1 {
  border-top: 4px solid #00f1fe;
  padding-top: 0.35rem;
}

.player-identity-p2 {
  border-bottom: 4px solid #ff00ff;
  padding-bottom: 0.35rem;
}

#app.setup .player-identity,
#app.idle .player-identity {
  opacity: 0.45;
}