:root {
  --jaune: #ead826;
  --jaune-fonce: #d8bc12;
  --vert: #148614;
  --vert-fonce: #075c13;
  --grille: #52674b;
  --case: #cbd9c3;
  --blanc: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow: hidden;
  color: var(--vert-fonce);
  font-family: Arial, Helvetica, sans-serif;
  background: var(--jaune) url("assets/Fond_Splash.png") center / cover no-repeat;
}

button {
  font: inherit;
}

.ecran {
  position: relative;
  z-index: 2;
  display: none;
  min-height: 100vh;
}

.ecran-actif {
  display: grid;
}

#accueil {
  place-items: center;
}

.panneau-accueil {
  display: grid;
  justify-items: center;
  gap: 1.4rem;
  width: min(92vw, 540px);
  padding: 2rem;
}

h1,
h2 {
  margin: 0;
  color: var(--vert);
  font-weight: 900;
  line-height: 0.95;
  text-align: center;
  text-shadow: 0 5px 0 var(--vert-fonce);
}

h1 {
  font-size: clamp(2.25rem, 10vw, 6.5rem);
}

#titre-accueil,
#titre-jeu {
  white-space: nowrap;
}

#titre-jeu {
  font-size: clamp(2rem, 7vw, 5.2rem);
}

.bouton {
  min-height: 54px;
  padding: 0.8rem 2rem;
  border-radius: 12px;
  font-weight: 900;
  cursor: pointer;
}

.bouton-principal {
  min-width: min(340px, 78vw);
  color: var(--blanc);
  border: 4px solid var(--vert-fonce);
  background: var(--vert);
  box-shadow: 0 5px 0 var(--vert-fonce);
}

.bouton-secondaire {
  min-width: min(340px, 78vw);
  color: var(--vert-fonce);
  border: 3px solid var(--vert-fonce);
  background: transparent;
}

.bouton:hover,
.bouton:focus-visible {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.bouton:active {
  transform: translateY(3px);
  box-shadow: none;
}

#jeu {
  place-items: start center;
  padding: 2rem 1rem 0;
}

.bouton-retour {
  position: absolute;
  top: 1rem;
  left: 1.2rem;
  border: 0;
  color: var(--vert-fonce);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  cursor: pointer;
  background: transparent;
}

.zone-jeu {
  display: grid;
  justify-items: center;
  gap: 1rem;
}

.partie {
  --largeur-tapette: min(42vh, 330px);
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: min(calc(100vw - 2rem), 920px);
}

.tapette {
  position: relative;
  width: var(--largeur-tapette);
  aspect-ratio: 149.47 / 404.72;
}

.tapette > img {
  display: block;
  width: 100%;
  height: 100%;
  user-select: none;
}

.grille {
  position: absolute;
  top: 0.5%;
  left: 1.4%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 97.2%;
  aspect-ratio: 1;
}

.grille:focus {
  outline: none;
}

.case {
  position: relative;
  display: grid;
  place-items: center;
  padding: 8%;
  overflow: hidden;
  border: 0;
  cursor: pointer;
  background: transparent;
}

.case:focus-visible {
  outline: 4px solid var(--vert);
  outline-offset: -6px;
}

.case img {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: 78%;
  height: 78%;
  object-fit: contain;
  object-position: center;
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.case .apercu {
  width: 62%;
  height: 62%;
  opacity: 0.72;
  filter: drop-shadow(0 3px 2px rgb(37 52 60 / 28%));
  animation: flotter 0.75s ease-in-out infinite alternate;
}

.case .sang {
  z-index: 1;
  top: 50%;
  left: 50%;
  width: 90%;
  height: 90%;
}

.case .insecte-ecrase,
.case .sang {
  animation: ecrasement 260ms cubic-bezier(0.2, 1.55, 0.5, 1) both;
}

.case .sang {
  animation-delay: 35ms;
}

.tapette.tremble {
  animation: tremble 340ms ease-out;
}

.joueurs {
  position: fixed;
  top: 50%;
  right: clamp(1rem, 4vw, 4rem);
  display: grid;
  gap: 0.8rem;
  width: 108px;
  transform: translateY(-50%);
}

.carte-joueur {
  display: grid;
  justify-items: center;
  gap: 0.35rem;
  padding: 0.7rem 0.4rem;
  border: 3px solid var(--vert-fonce);
  border-radius: 12px;
  opacity: 0.45;
  background: rgb(255 255 255 / 52%);
}

.carte-joueur img {
  width: 60px;
  height: 54px;
  object-fit: contain;
}

.carte-joueur span {
  font-size: 0.9rem;
  font-weight: 900;
}

.carte-joueur.joueur-actif {
  opacity: 1;
  background: rgb(255 255 255 / 82%);
  transform: scale(1.04);
}

.message-tour {
  margin: -1rem 0 0;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  color: var(--blanc);
  font-weight: 800;
  background: var(--vert-fonce);
}

.fin-partie {
  position: fixed;
  z-index: 10;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgb(55 68 32 / 55%);
  backdrop-filter: blur(5px);
}

.fin-partie[hidden] {
  display: none;
}

.carte-fin {
  display: grid;
  justify-items: center;
  gap: 1rem;
  width: min(92vw, 480px);
  padding: 2.2rem;
  border: 5px solid var(--vert-fonce);
  border-radius: 24px;
  background: var(--jaune);
  box-shadow: 12px 12px 0 var(--vert-fonce);
}

.carte-fin img {
  width: 105px;
  height: 90px;
  object-fit: contain;
}

.carte-fin h2 {
  margin-bottom: 0.6rem;
  font-size: clamp(2rem, 8vw, 3.4rem);
  line-height: 1.05;
}

#insectes-fond {
  position: fixed;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.insecte-fond {
  position: absolute;
  top: var(--depart-y);
  left: var(--depart-x);
  width: clamp(45px, 7vw, 85px);
  height: clamp(45px, 7vw, 85px);
  object-fit: contain;
  opacity: 0.86;
  filter: drop-shadow(0 5px 3px rgb(34 41 17 / 20%));
  transform: scaleX(var(--sens));
  animation: voler var(--duree) linear var(--delai) infinite alternate;
}

@keyframes voler {
  0% {
    transform: translate(0, 0) rotate(-8deg) scaleX(var(--sens));
  }
  35% {
    transform: translate(calc(var(--trajet-x) * 0.55), calc(var(--trajet-y) * -0.25)) rotate(9deg) scaleX(var(--sens));
  }
  70% {
    transform: translate(calc(var(--trajet-x) * 0.78), calc(var(--trajet-y) * 0.68)) rotate(-5deg) scaleX(var(--sens));
  }
  100% {
    transform: translate(var(--trajet-x), var(--trajet-y)) rotate(7deg) scaleX(var(--sens));
  }
}

@keyframes flotter {
  from {
    transform: translate(-50%, -50%) translate(-2px, 2px) rotate(-4deg);
  }
  to {
    transform: translate(-50%, -50%) translate(3px, -3px) rotate(5deg);
  }
}

@keyframes ecrasement {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.2) rotate(-10deg);
  }
  75% {
    transform: translate(-50%, -50%) scale(1.18) rotate(3deg);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1) rotate(0);
  }
}

@keyframes tremble {
  0%, 100% { transform: translate(0, 0) rotate(0); }
  20% { transform: translate(-2px, 1px) rotate(-0.35deg); }
  40% { transform: translate(2px, -1px) rotate(0.35deg); }
  60% { transform: translate(-1px, 0) rotate(-0.2deg); }
  80% { transform: translate(1px, 0) rotate(0.2deg); }
}

@media (min-width: 641px) {
  #jeu {
    padding-top: 3.4rem;
  }
}

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

@media (max-width: 640px) {
  #jeu {
    padding-top: 4.2rem;
  }

  #titre-jeu {
    font-size: clamp(2.25rem, 12vw, 3rem);
    white-space: nowrap;
  }

  .partie {
    --largeur-tapette: min(68vw, 270px);
    flex-direction: column-reverse;
    align-items: center;
    gap: 0.75rem;
    width: calc(100vw - 1.5rem);
  }

  .tapette {
    width: var(--largeur-tapette);
  }

  .joueurs {
    position: static;
    grid-template-columns: repeat(2, 1fr);
    width: min(86vw, 260px);
    transform: none;
  }

  .carte-joueur img {
    width: 44px;
    height: 38px;
  }

  .carte-joueur span {
    font-size: 0.78rem;
  }

  .carte-joueur {
    grid-template-columns: 46px 1fr;
    align-items: center;
    justify-items: start;
    gap: 0.25rem;
    padding: 0.45rem 0.5rem;
  }

  .message-tour {
    margin-top: -0.25rem;
  }
}