:root {
  --bg: #1b1e2b;
  --panel: #262a3d;
  --text: #f2f2f5;
  --muted: #9aa0b4;
  --accent: #ffcb05;
  --accent-dark: #3b4cca;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: radial-gradient(circle at top, #262c47, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 16px;
}

header h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: 1px;
  color: var(--accent);
  text-shadow: 2px 2px 0 var(--accent-dark);
}

header p { color: var(--muted); margin: 4px 0 0; }

#status-bar {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
  font-weight: 600;
}

#status-bar span { color: var(--muted); font-weight: 400; }

#loading {
  text-align: center;
  padding: 60px 0;
  font-size: 1.2rem;
  color: var(--muted);
}

#setup-screen {
  max-width: 480px;
  margin: 20px auto;
  background: var(--panel);
  border-radius: 14px;
  padding: 26px 30px 30px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

#setup-screen h2 {
  margin: 0 0 20px;
  text-align: center;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.setup-row { margin-bottom: 22px; }

.setup-row > label {
  display: block;
  margin-bottom: 10px;
  font-weight: 600;
  color: var(--text);
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.option-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  text-align: left;
  background: rgba(0,0,0,0.25);
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}

.option-btn:hover { background: rgba(0,0,0,0.4); }

.option-btn.active {
  border-color: var(--accent);
  background: rgba(255,203,5,0.12);
}

.option-title { font-weight: 700; }
.option-desc { font-size: 0.8rem; color: var(--muted); }
.option-btn.active .option-desc { color: var(--text); }

#hand-size-input {
  width: 100%;
  accent-color: var(--accent);
}

.range-bounds {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 2px;
}

#start-game-btn {
  width: 100%;
  background: var(--accent);
  color: #222;
  border: none;
  padding: 12px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}

#start-game-btn:hover { filter: brightness(1.1); }

#game-board {
  display: none;
  max-width: 900px;
  margin: 0 auto;
}

#arena {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.deck-column {
  text-align: center;
}

.deck-column h2 {
  font-size: 1rem;
  margin: 0 0 8px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card {
  width: 230px;
  min-height: 340px;
  border-radius: 16px;
  padding: 14px;
  background: linear-gradient(160deg, var(--type-color, #555) 0%, #22243a 85%);
  border: 3px solid #111;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(.4,0,.2,1), opacity 0.6s ease, box-shadow 0.3s ease;
}

.card.face-down {
  background: repeating-linear-gradient(45deg, #2c3050, #2c3050 10px, #33375c 10px, #33375c 20px);
  justify-content: center;
  align-items: center;
}

.card.face-down .back-logo {
  font-size: 2.5rem;
  color: var(--accent);
  font-weight: 800;
  opacity: 0.6;
}

.card .name {
  font-weight: 700;
  font-size: 1.1rem;
  margin: 6px 0 4px;
  text-transform: capitalize;
  text-align: center;
}

.card .sprite-wrap {
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card img.sprite {
  width: 96px;
  height: 96px;
  image-rendering: pixelated;
}

.type-badges {
  display: flex;
  gap: 6px;
  margin: 6px 0 10px;
}

.type-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 10px;
  color: #fff;
  text-shadow: 1px 1px 1px rgba(0,0,0,0.4);
}

.stats-list {
  width: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.25);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.85rem;
}

.stat-row .stat-name { color: var(--muted); text-transform: uppercase; font-size: 0.7rem; letter-spacing: 0.5px; }
.stat-row .stat-value { font-weight: 700; }

button.stat-btn {
  cursor: pointer;
  border: none;
  background: rgba(0,0,0,0.25);
  color: var(--text);
}

button.stat-btn:hover:not(:disabled) {
  background: var(--accent-dark);
}

button.stat-btn:disabled {
  cursor: default;
  opacity: 0.7;
}

.stat-row.winner { background: #2f7d32; }
.stat-row.loser { background: #7d2f2f; }
.stat-row.tie { background: #6a5c1f; }
.stat-row.calling {
  background: rgba(255, 203, 5, 0.18);
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.mult-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 7px;
  border-radius: 8px;
  font-size: 0.68rem;
  font-weight: 800;
  color: #fff;
  animation: badgePop 0.35s ease;
}
.mult-badge.super { background: #2f7d32; }
.mult-badge.weak { background: #7d2f2f; }

@keyframes badgePop {
  0% { transform: scale(0); opacity: 0; }
  70% { transform: scale(1.25); opacity: 1; }
  100% { transform: scale(1); }
}

/* Card transfer / result animations */
.card.winner-glow {
  box-shadow: 0 0 30px 8px var(--accent), 0 8px 20px rgba(0,0,0,0.5);
  transform: scale(1.06);
}

.card.fly-to-left {
  transform: translateX(-360px) translateY(10px) scale(0.55) rotate(-12deg);
  opacity: 0;
}

.card.fly-to-right {
  transform: translateX(360px) translateY(10px) scale(0.55) rotate(12deg);
  opacity: 0;
}

.card.shake { animation: cardShake 0.5s ease; }

@keyframes cardShake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-10px) rotate(-2deg); }
  40% { transform: translateX(10px) rotate(2deg); }
  60% { transform: translateX(-6px) rotate(-1deg); }
  80% { transform: translateX(6px) rotate(1deg); }
}

.card.reveal { animation: cardReveal 0.45s ease; }

@keyframes cardReveal {
  0% { transform: rotateY(90deg) scale(0.9); opacity: 0.3; }
  60% { transform: rotateY(0deg) scale(1.03); opacity: 1; }
  100% { transform: rotateY(0deg) scale(1); opacity: 1; }
}

#player-count.count-pulse, #cpu-count.count-pulse {
  display: inline-block;
  animation: countPulse 0.5s ease;
}

@keyframes countPulse {
  0% { transform: scale(1); color: var(--muted); }
  50% { transform: scale(1.5); color: var(--accent); }
  100% { transform: scale(1); color: var(--muted); }
}

#pot-column {
  display: none;
}
#pot-column.visible {
  display: block;
}

.card.pot-card {
  min-height: 340px;
  width: 150px;
  justify-content: center;
  align-items: center;
  border-style: dashed;
  border-color: var(--accent);
  background: repeating-linear-gradient(135deg, #33375c, #33375c 10px, #2c3050 10px, #2c3050 20px);
  animation: potPulse 1.4s ease-in-out infinite;
}

.pot-icon { font-size: 2.2rem; color: var(--accent); }
.pot-count { font-size: 2rem; font-weight: 800; color: var(--accent); margin-top: 6px; }
.pot-label { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px; }

@keyframes potPulse {
  0%, 100% { box-shadow: 0 8px 20px rgba(0,0,0,0.5); }
  50% { box-shadow: 0 8px 26px rgba(255,203,5,0.35); }
}

.card.fly-to-pot {
  transform: translateY(70px) scale(0.5);
  opacity: 0;
}

#vs-label {
  align-self: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  padding-top: 120px;
}

#log-panel {
  background: var(--panel);
  border-radius: 12px;
  padding: 14px 18px;
  max-height: 180px;
  overflow-y: auto;
  font-size: 0.9rem;
  line-height: 1.5;
}

#log-panel p { margin: 2px 0; color: var(--muted); }
#log-panel p.you { color: #7ed6a5; }
#log-panel p.cpu { color: #ff9e9e; }

#controls {
  text-align: center;
  margin: 18px 0;
}

button#new-game-btn {
  background: var(--accent);
  color: #222;
  border: none;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 1rem;
}

button#new-game-btn:hover { filter: brightness(1.1); }

#winner-banner {
  display: none;
  text-align: center;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
}

/* Mobile: keep Your Card / VS / CPU Card side by side instead of stacked. */
@media (max-width: 640px) {
  body { padding: 12px; }

  header h1 { font-size: 1.5rem; }
  header p { font-size: 0.85rem; }

  #status-bar { gap: 12px; font-size: 0.9rem; flex-wrap: wrap; }

  #arena {
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
  }

  .deck-column { flex: 0 1 auto; }
  .deck-column h2 { font-size: 0.7rem; margin-bottom: 4px; }

  .card {
    width: calc(50vw - 46px);
    min-width: 120px;
    min-height: 280px;
    padding: 8px;
  }

  .card .sprite-wrap { width: 64px; height: 64px; }
  .card img.sprite { width: 54px; height: 54px; }
  .card .name { font-size: 0.8rem; margin: 4px 0 3px; }

  .type-badges { gap: 3px; margin: 3px 0 6px; flex-wrap: wrap; justify-content: center; }
  .type-badge { font-size: 0.55rem; padding: 2px 6px; }

  .stats-list { gap: 3px; }
  .stat-row { padding: 3px 6px; font-size: 0.68rem; }
  .stat-row .stat-name { font-size: 0.55rem; }
  .mult-badge { font-size: 0.55rem; padding: 0 4px; margin-left: 3px; }

  #vs-label { padding-top: 0; font-size: 1.1rem; align-self: center; }

  /* Pot only appears on a tie chain — give it its own full-width row below. */
  #pot-column {
    flex-basis: 100%;
    order: 3;
    margin-top: 8px;
  }
  .card.pot-card { width: calc(50vw - 46px); min-width: 120px; min-height: 120px; margin: 0 auto; }
  .pot-icon { font-size: 1.6rem; }
  .pot-count { font-size: 1.4rem; }
}