:root {
  --web-pet-size: 68px;
}

.web-pet-layer {
  --pet-safe-bottom: env(safe-area-inset-bottom, 0px);
  position: fixed;
  inset: 0;
  z-index: 34;
  overflow: hidden;
  pointer-events: none;
  contain: strict;
}

.web-pet {
  position: absolute;
  top: 0;
  left: 0;
  width: calc(var(--web-pet-size) * 1.13);
  height: var(--web-pet-size);
  pointer-events: none;
  will-change: transform;
}

.web-pet.is-dragged {
  z-index: 80;
}

.web-pet-facing,
.web-pet-motion,
.web-pet-visual,
.web-pet-sprite {
  width: 100%;
  height: 100%;
}

.web-pet-facing {
  transform: scaleX(var(--pet-facing, 1));
  transition: transform 0.28s ease;
}

.web-pet-motion {
  transform-origin: 50% 92%;
  will-change: transform;
}

.web-pet-visual {
  position: relative;
  transform-origin: 50% 90%;
}

.web-pet-sprite {
  background-image: var(--pet-atlas, url("/assets/pet/cat-atlas.png"));
  background-repeat: no-repeat;
  background-size: calc(var(--pet-columns, 4) * 100%) calc(var(--pet-rows, 3) * 100%);
  background-position: var(--pet-frame-position-x, 0%) var(--pet-frame-position-y, 0%);
  filter: drop-shadow(0 4px 4px rgba(0, 0, 0, 0.34));
  user-select: none;
  -webkit-user-drag: none;
}

.web-pet-hitbox {
  position: absolute;
  top: 5%;
  left: 8%;
  width: 84%;
  height: 91%;
  border-radius: 42% 48% 35% 35%;
  pointer-events: auto;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.web-pet.is-dragged .web-pet-hitbox {
  inset: -8px;
  width: auto;
  height: auto;
  cursor: grabbing;
}

.web-pet[data-state="idle"] .web-pet-visual,
.web-pet[data-state="sitting"] .web-pet-visual {
  animation: pet-breathe 3.8s ease-in-out infinite;
}

.web-pet[data-state="walking"] .web-pet-visual {
  animation: pet-walk-bob 0.22s ease-in-out infinite alternate;
}

.web-pet[data-state="walkStart"] .web-pet-visual {
  animation: pet-walk-start 0.58s cubic-bezier(0.2, 0.8, 0.25, 1) both;
}

.web-pet[data-state="walkStop"] .web-pet-visual {
  animation: pet-walk-stop 0.52s cubic-bezier(0.3, 0, 0.2, 1) both;
}

.web-pet[data-state="turning"] .web-pet-visual {
  animation: pet-turn-pause 0.78s cubic-bezier(0.3, 0, 0.2, 1) both;
}

.web-pet[data-state="sleeping"] .web-pet-visual {
  animation: pet-sleep-breathe 4.8s ease-in-out infinite;
}

.web-pet[data-state="looking"] .web-pet-visual {
  animation: pet-look 1.15s ease-in-out both;
}

.web-pet[data-state="petted"] .web-pet-visual {
  animation: pet-petted 0.9s ease-in-out both;
}

.web-pet[data-state="annoyed"] .web-pet-visual {
  animation: pet-annoyed 0.34s ease-in-out 2;
}

.web-pet[data-state="dragged"] .web-pet-visual {
  animation: pet-dangle 0.72s ease-in-out infinite alternate;
}

.web-pet[data-state="falling"] .web-pet-visual {
  transform: rotate(var(--pet-fall-tilt, 0deg));
}

.web-pet[data-state="landing"] .web-pet-visual {
  animation: pet-land 0.5s ease-out both;
}

.web-pet-heart {
  position: absolute;
  top: 8%;
  left: 52%;
  width: 7px;
  height: 7px;
  opacity: 0;
  background: rgba(255, 255, 255, 0.72);
  transform: rotate(45deg);
  animation: pet-heart 1.25s ease-out forwards;
}

.web-pet-heart::before,
.web-pet-heart::after {
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: inherit;
  content: "";
}

.web-pet-heart::before { left: -4px; }
.web-pet-heart::after { top: -4px; }

@keyframes pet-breathe {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(0.985) translateY(1px); }
}

@keyframes pet-walk-bob {
  from { transform: translateY(0); }
  to { transform: translateY(-2px); }
}

@keyframes pet-walk-start {
  0% { transform: translateY(0) scale(1, 1); }
  55% { transform: translateY(2px) scale(1.035, 0.96); }
  100% { transform: translateY(0) scale(1, 1); }
}

@keyframes pet-walk-stop {
  0% { transform: translateY(-1px) scale(1, 1); }
  62% { transform: translateY(2px) scale(1.025, 0.975); }
  100% { transform: translateY(0) scale(1, 1); }
}

@keyframes pet-turn-pause {
  0%, 100% { transform: translateY(0) rotate(0); }
  42% { transform: translateY(2px) rotate(-2.5deg); }
  70% { transform: translateY(0) rotate(1.2deg); }
}

@keyframes pet-sleep-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.012, 0.985); }
}

@keyframes pet-look {
  0%, 100% { transform: rotate(0); }
  45% { transform: rotate(-3deg) translateY(-1px); }
}

@keyframes pet-petted {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(2px) rotate(-2deg); }
}

@keyframes pet-annoyed {
  from { transform: translateX(0); }
  to { transform: translateX(-3px); }
}

@keyframes pet-dangle {
  from { transform: rotate(-2deg); }
  to { transform: rotate(2deg); }
}

@keyframes pet-land {
  0% { transform: scale(1, 1); }
  45% { transform: scale(1.06, 0.88) translateY(4px); }
  75% { transform: scale(0.98, 1.03) translateY(-1px); }
  100% { transform: scale(1); }
}

@keyframes pet-heart {
  0% { opacity: 0; transform: translateY(0) rotate(45deg) scale(0.7); }
  24% { opacity: 0.62; }
  100% { opacity: 0; transform: translateY(-21px) rotate(45deg) scale(1); }
}

@media (max-width: 767px) {
  :root { --web-pet-size: 50px; }
  .web-pet-hitbox { top: 8%; left: 10%; width: 80%; height: 88%; }
}

@media (prefers-reduced-motion: reduce) {
  .web-pet-facing { transition-duration: 0.08s; }
  .web-pet[data-state="idle"] .web-pet-visual,
  .web-pet[data-state="sitting"] .web-pet-visual,
  .web-pet[data-state="walking"] .web-pet-visual,
  .web-pet[data-state="sleeping"] .web-pet-visual,
  .web-pet[data-state="looking"] .web-pet-visual,
  .web-pet[data-state="petted"] .web-pet-visual,
  .web-pet[data-state="annoyed"] .web-pet-visual,
  .web-pet[data-state="dragged"] .web-pet-visual,
  .web-pet[data-state="landing"] .web-pet-visual {
    animation-duration: 0.001ms;
    animation-iteration-count: 1;
  }
  .web-pet-heart { display: none; }
}