/* ================== GLOBAL ================== */
* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden; /* evita scroll horizontal */
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg,#0f2027,#203a43,#2c5364);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
}

nav {
  display:flex;
  justify-content:space-between;
  align-items:center;
  background-color:#06141b;
  padding:10px 5%;
  width: 100%;
  flex-shrink: 0;
}

.nav-left a { margin-right:10px; }
.nav-icon { width:30px; transition:transform .2s; }
.nav-icon:hover { transform:scale(1.1); }

.brand { font-size:1.5rem; font-weight:bold; }
.brand .blue { color:#00bfff; }
.brand .white { color:#fff; }
.brand .yellow { color:#ffdd00; }

.container {
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:10px 5%;
  width: 100%;
  max-width: 1200px;
  overflow-y: auto; /* permite scroll vertical si hace falta */
}

h1 { margin:20px 0; font-size:2rem; text-align:center; }
#score { font-size:1.5rem; margin-bottom:15px; }

#game-board {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  justify-content: center;
  align-items: center;
  flex-wrap: nowrap; /* evita que se bajen */
  width: 100%;
  overflow-x: auto; /* opcional, si pantalla muy pequeña */
}

.player-card {
  flex: 0 0 220px; /* ancho fijo */
  height: 320px;
  background-color: rgba(0,0,0,0.3);
  border: 2px solid #00bfff;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px;
  text-align: center;
  transition: transform 0.5s, opacity 0.5s;
}


.player-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin-bottom: 10px;
  object-fit: cover;
}

.value {
  font-size: 1.5rem;
  margin-top: 5px;
  font-weight: bold;
}

.buttons {
  margin-top:30px;
  margin-left: 250px;
  display:flex;
  gap:20px;
  flex-wrap: wrap;
  justify-content: center;
}

button {
  padding:12px 25px;
  font-size:1.2rem;
  border:none;
  border-radius:8px;
  cursor:pointer;
  transition:0.2s;
}
button.green { background-color:#00ff99; color:#06141b; }
button.red { background-color:#ff4444; color:#fff; }
button:hover { transform:scale(1.05); }

#message { margin-top:15px; font-size:1.2rem; min-height:28px; }

footer {
  background-color:#06141b;
  padding:15px 20px;
  color:#fff;
  font-size:0.9rem;
  width:100%;
  text-align:center;
  flex-shrink: 0;
}


#restartBtn {
  display: none;
  margin-top: 20px;
  padding: 12px 25px;
  font-size: 1.2rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background-color: #00bfff;
  color: #06141b;
  transition: 0.2s;
}
#restartBtn:hover { transform: scale(1.05); }

@keyframes slideFade {
  0%   { transform: translateX(0); opacity: 1; }
  50%  { transform: translateX(-120px); opacity: 0; }
  51%  { transform: translateX(120px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

#backBtn {
  align-self: flex-start;
  margin-bottom: 10px;
  margin-left: 460px;
  padding: 5px 10px;
  background-color: #06141b;
  border: 1px solid #00bfff;
  color: #00bfff;
  cursor: pointer;
  border-radius: 5px;
}
#backBtn:hover { background-color: #00bfff; color: #06141b; }

#score {
  font-size: 1.2rem;
  margin-top: 10px;
  position: relative;
  display: inline-block;
  font-weight: bold;
  margin-bottom: 15px;
  padding: 6px 16px;
  border-radius: 8px;
  background: rgba(0,0,0,0.4);
  color: #fff;
  transition: transform 0.3s, background 0.3s, color 0.3s;
}
#score.correct { background: #00ff99; color: #06141b; transform: scale(1.2); }
#score.incorrect { background: #ff4444; color: #fff; transform: scale(1.5); }