@import url("https://fonts.googleapis.com/css2?family=Fredoka:wght@500;700&family=Caveat:wght@700&display=swap");

:root {
  --pink: #ffb3d9;
  --pink-deep: #ff6fb5;
  --lavender: #d3b3ff;
  --sky: #b3e0ff;
  --mint: #b8f0d4;
  --sun: #fff0a3;
  --ink: #4b2a6b;
  --bubble: #fff;
  --shadow: 0 6px 0 rgba(75, 42, 107, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: "Fredoka", system-ui, sans-serif;
  color: var(--ink);
  overflow-x: hidden;
}

body {
  background: linear-gradient(180deg, #ffd9ec 0%, #d6bfff 45%, #bde7ff 100%);
  background-attachment: fixed;
  transition: background 0.8s ease;
}

body.night {
  background: linear-gradient(180deg, #1a0f3a 0%, #3a1f6e 50%, #0e1a3a 100%);
  color: #fff;
}

body.night {
  --ink: #ffe6f7;
  --bubble: #2a1758;
}

/* twinkly star backdrop */
.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(2px 2px at 20% 30%, #fff, transparent),
    radial-gradient(1px 1px at 70% 20%, #fff, transparent),
    radial-gradient(2px 2px at 40% 70%, #fff, transparent),
    radial-gradient(1px 1px at 80% 80%, #fff, transparent),
    radial-gradient(1px 1px at 10% 90%, #fff, transparent),
    radial-gradient(2px 2px at 90% 50%, #fff, transparent),
    radial-gradient(1px 1px at 50% 10%, #fff, transparent);
  opacity: 0;
  transition: opacity 0.8s ease;
  z-index: 0;
  animation: twinkle 4s ease-in-out infinite;
}

body.night .stars {
  opacity: 0.9;
}

@keyframes twinkle {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.6); }
}

header {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 1.4rem 1rem 0.4rem;
}

h1 {
  margin: 0;
  font-family: "Caveat", cursive;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  background: linear-gradient(90deg, #ff5fa2, #b86bff, #5fa8ff, #5fdfb5, #ffb84d, #ff5fa2);
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: rainbow-slide 6s linear infinite;
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.6);
}

@keyframes rainbow-slide {
  to { background-position: 300% 0; }
}

.title-spark {
  display: inline-block;
  -webkit-text-fill-color: initial;
  animation: spin 3s linear infinite;
}
.title-spark:last-child { animation-direction: reverse; }

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

.tagline {
  margin: 0.2rem 0 0.8rem;
  font-size: 1.1rem;
  opacity: 0.85;
}

main {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem 1rem;
}

/* the big play area */
.garden {
  position: relative;
  height: min(62vh, 540px);
  border-radius: 28px;
  background:
    radial-gradient(ellipse at 50% 110%, rgba(184, 240, 212, 0.9) 0%, transparent 60%),
    radial-gradient(circle at 18% 18%, rgba(255, 240, 163, 0.85) 0%, transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.25));
  border: 4px dashed rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow), inset 0 0 60px rgba(255, 255, 255, 0.35);
  overflow: hidden;
  cursor: crosshair;
  touch-action: manipulation;
}

body.night .garden {
  background:
    radial-gradient(ellipse at 50% 110%, rgba(80, 50, 140, 0.7) 0%, transparent 60%),
    radial-gradient(circle at 82% 16%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 6%),
    linear-gradient(180deg, rgba(40, 20, 80, 0.5), rgba(20, 10, 50, 0.3));
  border-color: rgba(255, 200, 240, 0.6);
}

.unicorn {
  position: absolute;
  bottom: 12px;
  left: 16px;
  font-size: 3rem;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.18));
  animation: bob 2.4s ease-in-out infinite;
  user-select: none;
  pointer-events: none;
  z-index: 3;
}

@keyframes bob {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-10px) rotate(3deg); }
}

.bubble {
  position: absolute;
  left: 90px;
  bottom: 40px;
  background: var(--bubble);
  color: var(--ink);
  padding: 0.7rem 1rem;
  border-radius: 18px;
  font-weight: 500;
  max-width: 280px;
  box-shadow: var(--shadow);
  z-index: 3;
  pointer-events: none;
  animation: pop 0.4s ease;
}

.bubble::before {
  content: "";
  position: absolute;
  left: -10px;
  bottom: 14px;
  border: 10px solid transparent;
  border-right-color: var(--bubble);
  border-left: 0;
}

@keyframes pop {
  from { transform: scale(0.6); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* tool palette */
.palette {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.tool {
  font-size: 1.6rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 3px solid #fff;
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, background 0.2s ease, box-shadow 0.15s ease;
}

.tool:hover { transform: translateY(-4px) rotate(-6deg); }
.tool:active { transform: translateY(0); }

.tool.selected {
  background: linear-gradient(135deg, var(--sun), var(--pink));
  border-color: var(--pink-deep);
  transform: scale(1.1);
  box-shadow: 0 6px 0 var(--pink-deep), 0 0 24px rgba(255, 111, 181, 0.6);
}

/* control buttons */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  align-items: center;
  margin-top: 1rem;
}

.action {
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: 3px solid #fff;
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, background 0.2s ease;
}

.action:hover { transform: translateY(-3px); }
.action:active { transform: translateY(1px); box-shadow: 0 2px 0 rgba(75, 42, 107, 0.18); }

.action.danger {
  background: #fff;
  color: var(--pink-deep);
}

.action.shimmer {
  background: linear-gradient(90deg, #ffd1ec, #d3b3ff, #b3e0ff, #ffd1ec);
  background-size: 300% 100%;
  animation: rainbow-slide 4s linear infinite;
  color: var(--ink);
}

.count {
  font-weight: 500;
  background: rgba(255, 255, 255, 0.7);
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 2px dashed #fff;
}

body.night .count,
body.night .action,
body.night .tool {
  color: #fff;
  background: rgba(50, 25, 110, 0.6);
}

body.night .action.danger { color: #ffb3d9; }

/* spawned items */
.bloom {
  position: absolute;
  font-size: 2rem;
  pointer-events: none;
  user-select: none;
  filter: drop-shadow(0 3px 4px rgba(0, 0, 0, 0.18));
  animation: bloom-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) both;
  transform-origin: center;
  z-index: 2;
}

@keyframes bloom-in {
  from { transform: scale(0) rotate(var(--rot, 0deg)); }
  to { transform: scale(1) rotate(var(--rot, 0deg)); }
}

.bloom.float {
  animation: bloom-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both, drift-up 6s ease-out 0.4s forwards;
}

@keyframes drift-up {
  to { transform: translate(var(--dx, 0), -120vh) rotate(calc(var(--rot, 0deg) + 360deg)); opacity: 0; }
}

/* sparkle trail */
.spark {
  position: fixed;
  pointer-events: none;
  font-size: 1rem;
  animation: fade-up 1s ease-out forwards;
  z-index: 5;
}

@keyframes fade-up {
  from { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  to   { transform: translate(-50%, -50%) translateY(-30px) scale(0.4); opacity: 0; }
}

/* shooting stars during sparkle storm */
.shooter {
  position: fixed;
  top: -40px;
  font-size: 1.4rem;
  animation: fall linear forwards;
  pointer-events: none;
  z-index: 6;
}

@keyframes fall {
  to { transform: translateY(110vh) rotate(540deg); }
}

footer {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 1rem;
  font-size: 0.95rem;
}

footer a {
  color: inherit;
  font-weight: 700;
  text-decoration: underline wavy var(--pink-deep);
}

.heartbeat {
  display: inline-block;
  animation: beat 1.2s ease-in-out infinite;
}

@keyframes beat {
  0%, 100% { transform: scale(1); }
  20% { transform: scale(1.3); }
  40% { transform: scale(1); }
  60% { transform: scale(1.2); }
}

@media (max-width: 520px) {
  .tool { width: 48px; height: 48px; font-size: 1.4rem; }
  .action { font-size: 0.9rem; padding: 0.55rem 0.9rem; }
  .bubble { max-width: 60vw; font-size: 0.9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}