:root {
  --bg: #fff8f0;
  --card: #ffffff;
  --ink: #2c2540;
  --muted: #6a5ea8;
  --accent: #7c5cff;
  --accent-2: #ff9f5c;
  --good: #2fbf71;
  --bad: #ff6363;
  --shadow: 0 6px 16px rgba(44, 37, 64, 0.18);
  /* Level scaling variables (overridden by JS per level) */
  --card-min-height: clamp(96px, 18vw, 160px);
  --card-emoji-size: clamp(2.4rem, 8vw, 4rem);
  --card-name-size: clamp(1rem, 3.5vw, 1.25rem);
  --token-size: clamp(56px, 10vw, 96px);
  --token-font-size: clamp(2rem, 7vw, 3rem);
  --timer-color: #7c5cff;
  --timer-bg: rgba(124, 92, 255, 0.15);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-rounded, system-ui, -apple-system, Segoe UI, Roboto, Inter, "Helvetica Neue", Arial, "Noto Color Emoji", "Apple Color Emoji", sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 10% -10%, #ffe9d1, transparent),
              radial-gradient(900px 500px at 110% 10%, #e7ddff, transparent),
              var(--bg);
  -webkit-tap-highlight-color: transparent;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -40px;
  background: var(--accent);
  color: white;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  text-decoration: none;
  transition: top 0.2s ease;
  z-index: 1000;
}
.skip-link:focus { top: 1rem; }

.app {
  min-height: 100dvh;
  max-width: 1000px;
  margin: 0 auto;
  padding: 1rem clamp(0.75rem, 1.2vw, 1.5rem) 2rem;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 0.75rem;
}

.app__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.app__title {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  margin: 0;
}

.toolbar { display: flex; gap: 0.5rem; }
.icon-btn {
  border: none;
  background: var(--card);
  box-shadow: var(--shadow);
  border-radius: 0.8rem;
  padding: 0.6rem 0.7rem;
  font-size: 1.2rem;
  cursor: pointer;
}
.icon-btn[aria-pressed="true"] { outline: 2px solid var(--accent); }
.icon-btn:focus-visible { outline: 3px solid #000; outline-offset: 2px; }

.prompt {
  display: grid;
  gap: 0.35rem;
  align-items: center;
}
.prompt__label {
  color: var(--muted);
  font-size: 0.95rem;
}
.prompt__card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: center;
}
.prompt__emoji {
  font-size: clamp(2.2rem, 8vw, 3.5rem);
  filter: drop-shadow(0 4px 0 rgba(0,0,0,0.08));
  transition: transform 0.5s ease;
  animation: gentle-pulse 2s ease-in-out infinite;
}
.prompt__text {
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 800;
}
.prompt__card { position: relative; }
.prompt__card::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 0.9rem;
  background: linear-gradient(45deg, var(--accent), var(--accent-2));
  z-index: -1;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 2px;
}
@keyframes gentle-pulse { 0%,100%{ transform: scale(1);} 50%{ transform: scale(1.05);} }
.prompt__help { color: var(--muted); font-size: 0.95rem; }

.timer {
  margin-top: 0.35rem;
  width: 100%;
  height: 10px;
  background: var(--timer-bg);
  border-radius: 999px;
  overflow: hidden;
}
.timer__bar {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg,#4ecdc4 0%, #44a08d 25%, #ffa726 50%, #ff7043 75%, #e53935 100%);
  transform-origin: left center;
  position: relative;
  overflow: hidden;
}
.timer__bar::after {
  content: '';
  position: absolute; inset: 0; left: -100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 2s linear infinite;
}
@keyframes shimmer { 0%{ left:-100%; } 100%{ left:100%; } }

/* Scatter playfield */
.grid {
  position: relative;
  min-height: 45dvh;
  margin-top: 0.5rem;
  border-radius: 1rem;
}

.card {
  background: var(--card);
  border-radius: 1rem;
  box-shadow: var(--shadow);
  padding: clamp(0.6rem, 2vw, 1rem);
  display: grid;
  place-items: center;
  min-height: var(--card-min-height);
  user-select: none;
  touch-action: manipulation;
  cursor: pointer;
  position: relative;
}
.card:focus-visible { outline: 4px solid var(--accent); outline-offset: 2px; }
.card__emoji { font-size: var(--card-emoji-size); }
.card__name {
  margin-top: 0.35rem;
  font-weight: 700;
  font-size: var(--card-name-size);
}
.card[data-correct="true"] { outline: 4px solid var(--good); }
.card[data-incorrect="true"] { outline: 4px solid var(--bad); }

.progress { display: grid; gap: 0.5rem; justify-items: start; }
.level-tag {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 0.6rem;
  background: color-mix(in oklab, var(--accent-2), white 25%);
  color: var(--ink);
  font-weight: 800;
  box-shadow: var(--shadow);
  font-size: 0.95rem;
}

.lives {
  display: inline-grid;
  grid-auto-flow: column;
  gap: 0.25rem;
}
.life {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ff9da0, #ff6363);
  box-shadow: var(--shadow);
}

/* Scatter tokens */
.token {
  position: absolute;
  width: var(--token-size);
  height: var(--token-size);
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--card);
  box-shadow: var(--shadow);
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
  transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s ease;
}
.token__emoji { font-size: var(--token-font-size); }
.token[data-correct="true"] { outline: 4px solid var(--good); }
.token[data-incorrect="true"] { outline: 4px solid var(--bad); }
.token:hover, .token:focus { transform: scale(1.08) rotate(2deg); box-shadow: 0 8px 25px rgba(124,92,255,0.3); }
.token.wobble { animation: wobble 0.6s ease-in-out; }
.token.bounce-in { animation: bounceIn 0.6s cubic-bezier(0.68,-0.55,0.265,1.55); }
@keyframes wobble { 0%,100%{ transform: rotate(0);} 25%{ transform: rotate(-5deg);} 75%{ transform: rotate(5deg);} }
@keyframes bounceIn { 0%{ transform: scale(0) rotate(180deg); opacity:0;} 50%{ transform: scale(1.2) rotate(90deg); opacity:.8;} 100%{ transform: scale(1) rotate(0); opacity:1;} }
.hint-glow { animation: hint-pulse 1s ease-in-out 3; box-shadow: 0 0 0 0 rgba(124,92,255,0.7); }
@keyframes hint-pulse { 0%{ box-shadow:0 0 0 0 rgba(124,92,255,0.7);} 50%{ box-shadow:0 0 0 20px rgba(124,92,255,0);} 100%{ box-shadow:0 0 0 0 rgba(124,92,255,0);} }

.overlay {
  position: fixed; inset: 0; display: grid; place-items: center;
  background: linear-gradient(180deg, rgba(124, 92, 255, 0.08), rgba(255, 175, 92, 0.08));
  backdrop-filter: saturate(120%) blur(6px);
}
.overlay__card {
  background: var(--card);
  border-radius: 1.2rem;
  padding: 1.2rem;
  box-shadow: var(--shadow);
  max-width: 520px;
  margin: 0 1rem;
  text-align: center;
}
.overlay__title { margin: 0 0 0.25rem; font-size: clamp(1.4rem, 4vw, 2rem); }
.overlay__desc { margin: 0 0 1rem; color: var(--muted); }

.primary-btn {
  border: 0; border-radius: 0.9rem; padding: 0.75rem 1rem; font-weight: 800;
  background: linear-gradient(180deg, #8f79ff, #7c5cff);
  color: white; cursor: pointer; box-shadow: var(--shadow);
}
.primary-btn:focus-visible { outline: 4px solid #000; outline-offset: 2px; }

.ghost-btn {
  border: 2px solid color-mix(in oklab, var(--accent), white 25%);
  background: transparent;
  color: var(--ink);
  border-radius: 0.9rem; padding: 0.6rem 0.9rem; font-weight: 800;
  cursor: pointer; box-shadow: var(--shadow);
}
.ghost-btn:focus-visible { outline: 4px solid #000; outline-offset: 2px; }

.overlay__actions { display: inline-grid; grid-auto-flow: column; gap: 0.5rem; justify-content: center; }

.summary { margin: 0.5rem 0 1rem; text-align: left; display: grid; gap: 0.5rem; }
.summary__title { font-weight: 800; }
.summary__list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.4rem; }
.summary__item { display: grid; place-items: center; background: var(--card); border-radius: 0.6rem; padding: 0.4rem; box-shadow: var(--shadow); }
.summary__emoji { font-size: 1.4rem; }
.summary__name { font-size: 0.8rem; color: var(--muted); }

/* Intermission overlay */
.intermission { position: fixed; inset: 0; display: none; place-items: center; background: rgba(0,0,0,0.08); }
.intermission__card { background: var(--card); border-radius: 1rem; padding: 1rem 1.2rem; box-shadow: var(--shadow); display: grid; justify-items: center; gap: 0.5rem; }
.spinner {
  width: 36px; height: 36px; border: 4px solid color-mix(in oklab, var(--accent), white 30%);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Full-page summary */
.summary-page {
  position: fixed;
  inset: 0;
  background: radial-gradient(1200px 600px at 10% -10%, #ffe9d1, transparent),
              radial-gradient(900px 500px at 110% 10%, #e7ddff, transparent),
              var(--bg);
  display: grid;
  place-items: center;
  padding: 1rem;
  overflow: auto;
}

.summary-page__content {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.summary-card {
  background: var(--card);
  border-radius: 1.5rem;
  box-shadow: 0 12px 32px rgba(44, 37, 64, 0.15);
  padding: 2rem;
  text-align: center;
  display: grid;
  gap: 1.5rem;
  animation: slideIn 0.6s ease-out;
}

@keyframes slideIn {
  from { 
    opacity: 0; 
    transform: translateY(20px) scale(0.95); 
  }
  to { 
    opacity: 1; 
    transform: translateY(0) scale(1); 
  }
}

.summary-card__header {
  display: grid;
  gap: 0.5rem;
  justify-items: center;
}

.summary-card__trophy {
  font-size: clamp(3rem, 8vw, 4rem);
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 4px 0 rgba(0,0,0,0.1));
}

.summary-card__title {
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 900;
}

.summary-card__subtitle {
  color: var(--muted);
  font-size: clamp(1rem, 3vw, 1.2rem);
  margin: 0;
}

.summary-card__animals {
  background: color-mix(in oklab, var(--accent), white 92%);
  border-radius: 1rem;
  padding: 1.5rem;
  margin: 0.5rem 0;
}

.summary-animals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  justify-items: center;
}

.summary__item {
  display: grid;
  place-items: center;
  background: var(--card);
  border-radius: 1rem;
  padding: 1rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
  min-width: 100px;
}

.summary__item:hover {
  transform: translateY(-2px);
}

.summary__emoji {
  font-size: clamp(2rem, 5vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.summary__name {
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  font-weight: 700;
  color: var(--ink);
  text-align: center;
}

.summary-card__actions {
  display: grid;
  justify-items: center;
}

.play-again-btn {
  border: 0;
  border-radius: 1rem;
  padding: 1rem 2rem;
  font-weight: 900;
  font-size: clamp(1rem, 3vw, 1.2rem);
  background: linear-gradient(135deg, #4CAF50, #45a049);
  color: white;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(76, 175, 80, 0.3);
  transition: all 0.2s ease;
  min-width: 200px;
}

.play-again-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(76, 175, 80, 0.4);
}

.play-again-btn:focus-visible {
  outline: 4px solid #000;
  outline-offset: 2px;
}

#confetti { position: fixed; inset: 0; pointer-events: none; }

/* Toasts for achievements */
.toasts { position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%); display: grid; gap: 0.5rem; z-index: 2000; }
.toast {
  background: var(--card); color: var(--ink); padding: 0.6rem 0.9rem; border-radius: 0.8rem; box-shadow: var(--shadow);
  display: inline-grid; grid-auto-flow: column; align-items: center; gap: 0.5rem; font-weight: 800; animation: toastIn 0.3s ease;
}
.toast__emoji { font-size: 1.2rem; }
@keyframes toastIn { from{ opacity:0; transform: translateY(10px);} to{ opacity:1; transform: translateY(0);} }

/* Level progress */
.level-progress { width: 100%; height: 8px; background: var(--timer-bg); border-radius: 999px; overflow: hidden; }
.level-progress__fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: inherit; transition: width 0.6s cubic-bezier(0.25,0.46,0.45,0.94); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

[data-reduce-motion="true"] * {
  animation: none !important;
  transition: none !important;
}

.summary__no-animals {
  color: var(--muted);
  font-style: italic;
  text-align: center;
  padding: 2rem;
}