/* =========================================================
  ChemEquilibrium Lab - assets/css/game.css
  ---------------------------------------------------------
  Style khusus Mode Game:
  - menu level / mission cards
  - status bar skor, combo, timer
  - board game
  - visual sistem reaksi dalam game
  - area tantangan
  - tombol jawaban
  - feedback benar/salah
  - hasil akhir dan bintang
  - animasi combo, timer, correct/wrong
  - responsive polish
========================================================= */

/* =========================================================
  Game Menu Background
========================================================= */

.game-menu {
  position: relative;
  overflow: hidden;
}

.game-menu::before,
.game-menu::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border-radius: var(--radius-full);
  z-index: -1;
}

.game-menu::before {
  width: 520px;
  height: 520px;
  left: -180px;
  top: -140px;
  background: radial-gradient(circle, rgba(147, 51, 234, 0.16), transparent 70%);
}

.game-menu::after {
  width: 460px;
  height: 460px;
  right: -160px;
  bottom: -170px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.18), transparent 70%);
}

.game-menu-content {
  position: relative;
  z-index: 1;
}

/* =========================================================
  Level Cards Game Enhancement
========================================================= */

.level-grid .level-card:nth-child(1) {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.72), transparent 36%),
    linear-gradient(135deg, #dbeafe 0%, #cffafe 56%, #f8fafc 100%);
}

.level-grid .level-card:nth-child(2) {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.72), transparent 36%),
    linear-gradient(135deg, #ede9fe 0%, #dbeafe 56%, #f8fafc 100%);
}

.level-grid .level-card:nth-child(3) {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.72), transparent 36%),
    linear-gradient(135deg, #dcfce7 0%, #cffafe 52%, #fef3c7 100%);
}

.level-grid .level-card:nth-child(4) {
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.72), transparent 36%),
    linear-gradient(135deg, #fee2e2 0%, #fed7aa 45%, #ddd6fe 100%);
}

.level-card.is-locked {
  filter: grayscale(0.65);
  opacity: 0.72;
}

.level-card.is-locked::after {
  content: "Terkunci";
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 2;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  color: var(--color-white);
  background: rgba(15, 23, 42, 0.76);
  box-shadow: var(--shadow-sm);
  font-size: var(--text-xs);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.level-card.is-completed {
  border-color: rgba(22, 163, 74, 0.34);
  box-shadow: var(--shadow-lg), 0 0 0 5px rgba(22, 163, 74, 0.1);
}

.level-card.is-completed .level-stars {
  color: var(--warning);
}

.level-card:hover .level-icon {
  animation: levelIconBounce 760ms var(--ease-bounce);
}

@keyframes levelIconBounce {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }

  45% {
    transform: translateY(-8px) rotate(-3deg);
  }

  72% {
    transform: translateY(3px) rotate(2deg);
  }
}

/* =========================================================
  Game Play Container
========================================================= */

.game-play {
  animation: gamePlayIn var(--duration-slow) var(--ease-out);
}

@keyframes gamePlayIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.game-play.is-answer-locked {
  pointer-events: none;
}

.game-play.is-answer-locked #gameStartOverButton {
  pointer-events: auto;
}

/* =========================================================
  Game Status Bar
========================================================= */

.game-status-bar {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.game-status-bar::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.14), transparent);
  transform: translateX(-100%);
  animation: gameStatusShimmer 4s ease-in-out infinite;
}

@keyframes gameStatusShimmer {
  0% {
    transform: translateX(-100%);
  }

  60%, 100% {
    transform: translateX(100%);
  }
}

.game-status-bar p {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 40px;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

#gameScoreValue,
#gameComboValue,
#gameTimerValue {
  font-variant-numeric: tabular-nums;
}

#gameComboValue {
  color: var(--amber-300);
}

#gameTimerValue {
  color: var(--cyan-100);
}

.game-status-bar.is-low-time {
  background: var(--gradient-danger);
  animation: lowTimePulse 900ms ease-in-out infinite;
}

@keyframes lowTimePulse {
  0%, 100% {
    box-shadow: var(--shadow-lg), var(--shadow-glow-purple);
  }

  50% {
    box-shadow: var(--shadow-lg), 0 0 0 6px rgba(220, 38, 38, 0.18), 0 0 42px rgba(220, 38, 38, 0.28);
  }
}

.game-status-bar.is-combo #gameComboValue {
  animation: comboValuePop 420ms var(--ease-bounce);
}

@keyframes comboValuePop {
  0% {
    transform: scale(1);
  }

  45% {
    transform: scale(1.42) rotate(-5deg);
  }

  100% {
    transform: scale(1);
  }
}

/* =========================================================
  Game Board
========================================================= */

.game-board {
  position: relative;
  overflow: hidden;
}

.game-board::before,
.game-board::after {
  content: "";
  position: absolute;
  pointer-events: none;
  border-radius: var(--radius-full);
  z-index: 0;
}

.game-board::before {
  width: 420px;
  height: 420px;
  left: -150px;
  top: -170px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.14), transparent 70%);
}

.game-board::after {
  width: 360px;
  height: 360px;
  right: -120px;
  bottom: -140px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.16), transparent 70%);
}

.game-board > * {
  position: relative;
  z-index: 1;
}

.game-board.is-correct-flash {
  animation: boardCorrectFlash 640ms ease-out;
}

.game-board.is-wrong-flash {
  animation: boardWrongFlash 640ms ease-out;
}

@keyframes boardCorrectFlash {
  0%, 100% {
    box-shadow: var(--shadow-lg);
  }

  35% {
    box-shadow: var(--shadow-lg), 0 0 0 8px rgba(22, 163, 74, 0.18), 0 0 48px rgba(22, 163, 74, 0.24);
  }
}

@keyframes boardWrongFlash {
  0%, 100% {
    box-shadow: var(--shadow-lg);
  }

  35% {
    box-shadow: var(--shadow-lg), 0 0 0 8px rgba(220, 38, 38, 0.16), 0 0 48px rgba(220, 38, 38, 0.22);
  }
}

/* =========================================================
  Game Simulation Card
========================================================= */

.game-simulation-card {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: var(--space-4);
  background:
    radial-gradient(circle at 30% 18%, rgba(34, 211, 238, 0.14), transparent 36%),
    rgba(255, 255, 255, 0.74);
}

.game-simulation-card::before {
  content: "Wadah Game";
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 2;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  color: var(--primary);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-xs);
  font-size: var(--text-xs);
  font-weight: 950;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

#gameParticleCanvas {
  width: 100%;
  min-height: 420px;
  border-radius: var(--radius-2xl);
  background:
    radial-gradient(circle at 28% 28%, rgba(255, 255, 255, 0.78), transparent 24%),
    linear-gradient(135deg, rgba(219, 234, 254, 0.78), rgba(243, 232, 255, 0.54), rgba(255, 237, 213, 0.56));
  border: 2px solid rgba(37, 99, 235, 0.14);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.58), var(--shadow-sm);
}

.game-simulation-card.is-balanced #gameParticleCanvas {
  border-color: rgba(22, 163, 74, 0.28);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.58), var(--shadow-sm), 0 0 28px rgba(22, 163, 74, 0.14);
}

.game-simulation-card.is-danger #gameParticleCanvas {
  border-color: rgba(220, 38, 38, 0.24);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.58), var(--shadow-sm), 0 0 28px rgba(220, 38, 38, 0.13);
}

.game-system-summary {
  position: static;
  min-height: 52px;
  justify-content: space-between;
}

.game-system-summary span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 34px;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border-soft);
  white-space: nowrap;
}

.game-system-summary strong {
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}

#gameQValue {
  color: var(--primary);
}

#gameKValue {
  color: var(--equilibrium);
}

#gameSystemStatus {
  color: var(--success);
}

/* =========================================================
  Game Challenge Card
========================================================= */

.game-challenge-card {
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(circle at 80% 16%, rgba(249, 115, 22, 0.12), transparent 36%),
    rgba(255, 255, 255, 0.78);
}

.game-challenge-card::before {
  content: "Misi";
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  color: var(--product);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-xs);
  font-size: var(--text-xs);
  font-weight: 950;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.game-challenge-content {
  padding-block: var(--space-8);
}

.challenge-kicker {
  box-shadow: var(--shadow-xs);
}

.challenge-title {
  max-width: 12ch;
}

.challenge-reaction-card {
  width: min(520px, 100%);
}

.challenge-reaction-card .chem-chip {
  min-width: 96px;
}

.challenge-visual {
  width: min(420px, 100%);
  min-height: 170px;
  display: grid;
  place-items: center;
  padding: var(--space-4);
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
}

.challenge-qk-visual {
  width: min(420px, 100%);
  display: grid;
  gap: var(--space-3);
}

.challenge-qk-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-3);
}

.challenge-qk-value {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-xs);
}

.challenge-qk-value span {
  color: var(--text-muted);
  font-size: var(--text-sm);
  font-weight: 850;
}

.challenge-qk-value strong {
  color: var(--text-main);
  font-size: var(--text-3xl);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.challenge-qk-divider {
  color: var(--equilibrium);
  font-size: var(--text-3xl);
  font-weight: 950;
}

.challenge-disturbance-card {
  display: grid;
  justify-items: center;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-2xl);
  background: linear-gradient(135deg, var(--blue-50), var(--orange-50));
  border: 1px solid var(--border-soft);
}

.challenge-disturbance-icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-2xl);
  color: var(--color-white);
  background: var(--gradient-danger);
  box-shadow: var(--shadow-md), var(--shadow-glow-orange);
  font-size: var(--text-3xl);
}

/* =========================================================
  Answer Controls
========================================================= */

.answer-grid,
.option-grid {
  margin-top: var(--space-1);
}

.answer-button,
.option-button {
  position: relative;
  overflow: hidden;
}

.answer-button::after,
.option-button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.36), transparent);
  transform: translateX(-120%);
  transition: transform var(--duration-long) var(--ease-out);
}

.answer-button:hover::after,
.option-button:hover::after {
  transform: translateX(120%);
}

.answer-button.is-correct::before,
.option-button.is-correct::before {
  content: "✓";
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--success);
  background: var(--color-white);
  font-weight: 950;
}

.answer-button.is-wrong::before,
.option-button.is-wrong::before {
  content: "×";
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--danger);
  background: var(--color-white);
  font-weight: 950;
}

.number-answer-row input:focus {
  border-color: var(--equilibrium);
  box-shadow: 0 0 0 5px rgba(147, 51, 234, 0.16);
}

/* =========================================================
  Game Feedback
========================================================= */

.game-feedback {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.game-feedback.is-correct {
  animation: feedbackCorrectPop 520ms var(--ease-bounce);
}

.game-feedback.is-wrong {
  animation: feedbackWrongShake 520ms ease-out;
}

@keyframes feedbackCorrectPop {
  0% {
    transform: scale(0.98);
  }

  45% {
    transform: scale(1.04);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes feedbackWrongShake {
  0%, 100% {
    transform: translateX(0);
  }

  20% {
    transform: translateX(-7px);
  }

  40% {
    transform: translateX(7px);
  }

  60% {
    transform: translateX(-4px);
  }

  80% {
    transform: translateX(4px);
  }
}

/* =========================================================
  Combo, Timer, Mission Effects
========================================================= */

.combo-float {
  position: fixed;
  z-index: var(--z-drag);
  left: 50%;
  top: 18%;
  transform: translateX(-50%);
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 54px;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  color: var(--color-white);
  background: var(--gradient-danger);
  box-shadow: var(--shadow-xl), var(--shadow-glow-orange);
  font-size: var(--text-2xl);
  font-weight: 950;
  animation: comboFloatUp 900ms var(--ease-out) forwards;
}

@keyframes comboFloatUp {
  0% {
    opacity: 0;
    transform: translate(-50%, 24px) scale(0.82);
  }

  20% {
    opacity: 1;
    transform: translate(-50%, 0) scale(1.06);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -54px) scale(1);
  }
}

.timer-ring {
  width: 88px;
  height: 88px;
  position: relative;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background:
    conic-gradient(var(--warning) var(--timer-progress, 75%), rgba(15, 23, 42, 0.1) 0),
    var(--color-white);
  box-shadow: var(--shadow-md);
}

.timer-ring::before {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: inherit;
  background: var(--color-white);
}

.timer-ring strong {
  position: relative;
  z-index: 1;
  color: var(--text-main);
  font-size: var(--text-xl);
}

.timer-ring.is-low {
  background:
    conic-gradient(var(--danger) var(--timer-progress, 20%), rgba(15, 23, 42, 0.1) 0),
    var(--color-white);
  animation: timerRingPulse 800ms ease-in-out infinite;
}

@keyframes timerRingPulse {
  0%, 100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }
}

/* =========================================================
  Mission Lab Helpers
========================================================= */

.mission-target-card {
  display: grid;
  gap: var(--space-3);
  width: min(520px, 100%);
  padding: var(--space-5);
  border-radius: var(--radius-2xl);
  background:
    radial-gradient(circle at 24% 18%, rgba(34, 211, 238, 0.16), transparent 35%),
    rgba(255, 255, 255, 0.82);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-md);
}

.mission-target-card h3 {
  color: var(--text-main);
}

.mission-progress {
  display: grid;
  gap: var(--space-2);
}

.mission-progress-track {
  height: 18px;
  overflow: hidden;
  border-radius: var(--radius-full);
  background: rgba(15, 23, 42, 0.08);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.14);
}

.mission-progress-fill {
  width: var(--mission-progress, 45%);
  height: 100%;
  border-radius: inherit;
  background: var(--gradient-success);
  transition: width var(--duration-slow) var(--ease-out);
}

.mission-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  width: 100%;
}

.mission-action-card {
  min-height: 112px;
  display: grid;
  place-items: center;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  font-weight: 900;
  text-align: center;
  transition:
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.mission-action-card:hover {
  transform: translateY(-2px);
  border-color: rgba(37, 99, 235, 0.24);
  box-shadow: var(--shadow-md);
}

.mission-action-card .icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-lg);
  color: var(--color-white);
  background: var(--gradient-equilibrium);
  box-shadow: var(--shadow-sm);
}

/* =========================================================
  Result Card & Stars
========================================================= */

.result-card {
  position: relative;
  overflow: hidden;
}

.result-card::before {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  right: -110px;
  top: -110px;
  border-radius: var(--radius-full);
  background: rgba(251, 191, 36, 0.18);
  pointer-events: none;
}

.result-card > * {
  position: relative;
  z-index: 1;
}

.result-stars {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
}

.result-stars .star {
  color: var(--slate-300);
  font-size: clamp(var(--text-2xl), 5vw, var(--text-4xl));
  line-height: 1;
  transition:
    color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    text-shadow var(--duration-fast) var(--ease-out);
}

.result-stars .star.is-earned {
  color: var(--warning);
  text-shadow: 0 3px 12px rgba(245, 158, 11, 0.28);
  animation: starEarnedPop 580ms var(--ease-bounce) both;
}

.result-stars .star:nth-child(2) {
  animation-delay: 100ms;
}

.result-stars .star:nth-child(3) {
  animation-delay: 200ms;
}

.result-stars .star:nth-child(4) {
  animation-delay: 300ms;
}

.result-stars .star:nth-child(5) {
  animation-delay: 400ms;
}

@keyframes starEarnedPop {
  0% {
    transform: scale(0.3) rotate(-14deg);
    opacity: 0;
  }

  65% {
    transform: scale(1.22) rotate(8deg);
    opacity: 1;
  }

  100% {
    transform: scale(1) rotate(0deg);
    opacity: 1;
  }
}

/* =========================================================
  Confetti
========================================================= */

.confetti-piece {
  position: fixed;
  z-index: var(--z-drag);
  width: 10px;
  height: 16px;
  border-radius: 4px;
  pointer-events: none;
  top: -20px;
  background: var(--warning);
  animation: confettiFall 1600ms ease-in forwards;
}

.confetti-piece.is-blue {
  background: var(--primary);
}

.confetti-piece.is-purple {
  background: var(--secondary);
}

.confetti-piece.is-orange {
  background: var(--product);
}

.confetti-piece.is-green {
  background: var(--success);
}

@keyframes confettiFall {
  0% {
    opacity: 1;
    transform: translate3d(0, -20px, 0) rotate(0deg);
  }

  100% {
    opacity: 0;
    transform: translate3d(var(--confetti-x, 40px), 100vh, 0) rotate(540deg);
  }
}

/* =========================================================
  Loading / Empty Challenge State
========================================================= */

.game-loading-state,
.game-empty-state {
  width: min(520px, 100%);
  min-height: 300px;
  display: grid;
  place-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.76);
  border: 1px dashed rgba(15, 23, 42, 0.16);
  text-align: center;
}

.game-loading-orb {
  width: 84px;
  height: 84px;
  border-radius: var(--radius-full);
  background: conic-gradient(var(--primary), var(--secondary), var(--product), var(--primary));
  box-shadow: var(--shadow-md), var(--shadow-glow-purple);
  animation: gameOrbSpin 1.5s linear infinite;
}

@keyframes gameOrbSpin {
  to {
    transform: rotate(360deg);
  }
}

/* =========================================================
  Responsive Game Mode
========================================================= */

@media (max-width: 1360px) {
  .game-status-bar {
    gap: var(--space-2);
    padding-inline: var(--space-4);
  }

  .game-status-bar p {
    padding-inline: var(--space-2);
    font-size: var(--text-sm);
  }

  #gameParticleCanvas {
    min-height: 380px;
  }
}

@media (max-width: 1180px) {
  .game-status-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    justify-content: stretch;
  }

  .game-status-bar p {
    width: 100%;
  }

  .game-status-bar .btn {
    width: 100%;
  }

  .game-board {
    grid-template-columns: 1fr;
  }

  #gameParticleCanvas {
    min-height: 430px;
  }

  .game-system-summary {
    justify-content: center;
  }
}

@media (max-width: 980px) {
  .game-challenge-content {
    padding-block: var(--space-5);
  }

  .challenge-title {
    max-width: 16ch;
  }

  .mission-action-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .game-menu::before,
  .game-menu::after,
  .game-board::before,
  .game-board::after {
    opacity: 0.55;
  }

  .game-status-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: var(--space-3);
  }

  .game-status-bar p {
    min-height: 38px;
    font-size: var(--text-sm);
  }

  .game-board {
    padding: var(--space-3);
    border-radius: var(--radius-2xl);
  }

  .game-simulation-card,
  .game-challenge-card {
    min-height: auto;
    padding: var(--space-4);
    border-radius: var(--radius-2xl);
  }

  #gameParticleCanvas {
    min-height: 340px;
    border-radius: var(--radius-xl);
  }

  .game-simulation-card::before,
  .game-challenge-card::before {
    position: static;
    width: fit-content;
    margin-bottom: var(--space-3);
  }

  .game-system-summary {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: stretch;
  }

  .game-system-summary span {
    justify-content: space-between;
  }

  .challenge-qk-row {
    grid-template-columns: 1fr;
  }

  .challenge-qk-divider {
    transform: rotate(90deg);
  }

  .result-stars {
    gap: var(--space-1);
  }
}

@media (max-width: 520px) {
  .game-status-bar {
    grid-template-columns: 1fr;
  }

  .game-status-bar p {
    justify-content: space-between;
  }

  #gameParticleCanvas {
    min-height: 280px;
  }

  .challenge-title {
    max-width: 100%;
    font-size: var(--text-2xl);
  }

  .challenge-reaction-card {
    display: grid;
    grid-template-columns: 1fr;
  }

  .challenge-reaction-card .arrow {
    transform: rotate(90deg);
  }

  .challenge-visual,
  .challenge-disturbance-card,
  .mission-target-card {
    padding: var(--space-4);
  }

  .combo-float {
    width: calc(100vw - 2rem);
    justify-content: center;
    font-size: var(--text-xl);
  }

  .result-stars .star {
    font-size: var(--text-2xl);
  }
}

@media (prefers-reduced-motion: reduce) {
  .game-status-bar::before,
  .game-status-bar.is-low-time,
  .game-status-bar.is-combo #gameComboValue,
  .game-board.is-correct-flash,
  .game-board.is-wrong-flash,
  .game-feedback.is-correct,
  .game-feedback.is-wrong,
  .combo-float,
  .timer-ring.is-low,
  .result-stars .star.is-earned,
  .confetti-piece,
  .game-loading-orb {
    animation: none !important;
  }
}