*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}


body{
  height: 100vh;
  width: 100vw;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #2c5364, #203a43, #0f2027);
}


.container{
  background: #f8fafc;
  box-shadow: 0 15px 35px rgba(0,0,0,0.35);
  border-radius: 8px;
}


.player1,
.player2{
  width: 100%;
  height: auto;
  display: flex;
  color: #ffffff;
  border: 1px solid rgba(255,255,255,0.25);
}

@media(max-width:400px){
.player1{
  transform: rotate(180deg);
}
}
.player1{
 background-color: green;
 color: white;
}

.turn1,
.turn2{
  width: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 15px;
  font-size: 1.3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(0,0,0,0.25);
  color: #cbd5e1;
}




.score1,
.score2{
  width: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.3rem;
  padding: 15px 0px;
  font-weight: 700;
  background: linear-gradient(135deg, #6366f1, #4338ca);
  color: #ffffff;
}


.game{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(5, 1fr);
  gap: 10px;  
  justify-items: center;
  align-items: center;
  padding: 10px;
  background: linear-gradient(135deg, #020617, #111827);
  height: 70%;
}


.card{
  width: 70px;
  height: 70px;
  font-size: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #7c3aed, #c026d3);
  border-radius: 10px;
  cursor: pointer;
  color: transparent;
  box-shadow: 0 8px 18px rgba(0,0,0,0.4);
  transition: transform 0.4s ease, color 0.5s ease;
}


.card.flipped{
  color: #ffffff;
  background: linear-gradient(135deg, #38bdf8, #0284c7);
  transform: rotateY(180deg);
}


.card.flipper{
  color: transparent;
  background: linear-gradient(135deg, #334155, #1e293b);
  transform: rotateY(180deg);
}


.restart-container{
  position: fixed;   
  top: 0;
  left: -100%;      
  width: 100%;
  height: 100%;
  background: rgba(2,6,23,0.75);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: left 0.8s ease-in-out;
  z-index: 9999;
}

.restart-container.active{
  left: 0;
}


.restart-content{
  text-align: center;
  background: #020617;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.6);
  color: #ffffff;
}


#restart{
  color: #ffffff;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(34,197,94,0.5);
}