:root {
  --sky-top: #7ecbff;
  --sky-bot: #c9f0ff;
  --cloud: #ffffff;
  --ink: #2b2d42;
  --muted: #5c6178;
  --accent: #ff6b9d;
  --accent-dark: #e04d82;
  --lime: #7bed9f;
  --lime-dark: #2ed573;
  --panel: rgba(255, 255, 255, 0.92);
  --shadow: 0 18px 50px rgba(43, 45, 66, 0.18);
  --radius: 22px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: "Fredoka", system-ui, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--sky-top), var(--sky-bot) 55%, #fff6fa 100%);
  min-height: 100vh;
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.25rem 1rem 2rem;
}

.header {
  text-align: center;
  margin-bottom: 0.5rem;
}

.header h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-shadow: 3px 3px 0 rgba(255, 255, 255, 0.7);
}

.tagline {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  margin: 1rem 0;
}

.sound-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

.sound-toggle input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--accent);
}

.btn {
  font-family: inherit;
  font-weight: 600;
  border: none;
  border-radius: 999px;
  padding: 0.65rem 1.35rem;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn.primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 6px 0 rgba(224, 77, 130, 0.45);
}

.btn.primary:hover {
  box-shadow: 0 8px 0 rgba(224, 77, 130, 0.5);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.75);
  color: var(--ink);
  border: 2px solid rgba(43, 45, 66, 0.12);
}

.btn.inflate {
  background: linear-gradient(180deg, #74e0ff, #3db8ff);
  color: #fff;
  padding: 0.85rem 1.75rem;
  font-size: 1.1rem;
  box-shadow: 0 6px 0 rgba(61, 184, 255, 0.45);
}

.btn.inflate:hover {
  box-shadow: 0 8px 0 rgba(61, 184, 255, 0.55);
}

.btn.animal-pick {
  width: 100%;
  text-align: left;
  padding: 1rem 1.1rem;
  border-radius: var(--radius);
  background: var(--panel);
  border: 3px solid rgba(43, 45, 66, 0.08);
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.25rem;
}

.btn.animal-pick:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.animal-pick .name {
  font-size: 1.2rem;
  font-weight: 700;
}

.animal-pick .meta {
  font-size: 0.95rem;
  color: var(--muted);
  font-weight: 500;
}

.how-panel {
  max-width: 640px;
  margin: 0 auto 1rem;
  padding: 1rem 1.25rem;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.how-panel ol {
  margin: 0;
  padding-left: 1.25rem;
}

.how-panel li {
  margin: 0.4rem 0;
  line-height: 1.45;
}

.how-panel .green {
  color: var(--lime-dark);
  font-weight: 700;
}

.hidden {
  display: none !important;
}

.stage-wrap {
  position: relative;
  margin: 0 auto;
}

#game {
  display: block;
  width: 100%;
  max-width: 880px;
  height: auto;
  margin: 0 auto;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0.1));
  box-shadow: var(--shadow);
  border: 3px solid rgba(255, 255, 255, 0.65);
}

.hud {
  text-align: center;
  margin-top: 0.75rem;
}

.hud-title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
}

.hud-msg {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  min-height: 1.5em;
}

.meter-wrap {
  margin-top: 0.75rem;
}

.meter {
  position: relative;
  height: 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  border: 2px solid rgba(43, 45, 66, 0.12);
  overflow: hidden;
  max-width: 420px;
  margin: 0 auto;
}

.meter-zone {
  position: absolute;
  left: 38%;
  width: 34%;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(46, 213, 115, 0.35), transparent);
  border-left: 2px dashed rgba(46, 213, 115, 0.55);
  border-right: 2px dashed rgba(46, 213, 115, 0.55);
}

.meter-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ffd56b, #ff9f43);
  transition: width 0.04s linear;
}

.meter-hint {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  color: var(--muted);
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  pointer-events: none;
}

.overlay > * {
  pointer-events: auto;
}

.panel {
  background: var(--panel);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow);
  text-align: center;
  max-width: 420px;
  width: 100%;
  animation: popIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.panel.wide {
  max-width: 560px;
}

.panel h2 {
  margin: 0 0 0.35rem;
  font-size: 1.6rem;
}

.panel-lead {
  margin: 0 0 1rem;
  color: var(--muted);
}

.animal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-top: 1rem;
}

.result-card .result-emoji {
  font-size: 4.5rem;
  line-height: 1;
  margin-bottom: 0.35rem;
  filter: drop-shadow(0 6px 0 rgba(0, 0, 0, 0.06));
}

.result-card #result-desc {
  color: var(--muted);
  margin: 0.5rem 0 0;
  line-height: 1.45;
}

.footer {
  margin-top: 1rem;
  text-align: center;
}

.inflate-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1rem;
  margin-bottom: 0.5rem;
}

.key-hint {
  color: var(--muted);
  font-weight: 600;
}

kbd {
  font-family: inherit;
  background: rgba(255, 255, 255, 0.85);
  border: 2px solid rgba(43, 45, 66, 0.12);
  border-radius: 8px;
  padding: 0.15rem 0.45rem;
}

.fineprint {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0.5rem 0 0;
}

@keyframes popIn {
  from {
    transform: scale(0.88);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@media (max-width: 600px) {
  .panel {
    padding: 1.15rem;
  }
}