:root {
  --bg1: #ffffff;
  --bg2: #f8f9fa;
  --accent: #ff6b6b;
  --muted: #6c757d;
  --rainbow-1: #ff6b6b;
  --rainbow-2: #feca57;
  --rainbow-3: #48dbfb;
  --rainbow-4: #ff9ff3;
  --rainbow-5: #54a0ff;
  --rainbow-6: #5f27cd;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(45deg, 
    var(--rainbow-1) 0%, 
    var(--rainbow-2) 16.66%, 
    var(--rainbow-3) 33.33%, 
    var(--rainbow-4) 50%, 
    var(--rainbow-5) 66.66%, 
    var(--rainbow-6) 83.33%, 
    var(--rainbow-1) 100%);
  background-size: 300% 300%;
  animation: rainbowGradient 8s ease infinite;
  font-family: Inter, system-ui, Arial;
  color: #2c3e50;
}

.wrap {
  width: 100%;
  max-width: 900px;
  padding: 20px;
}

.card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 14px;
  padding: 26px;
  box-shadow: 
    0 8px 30px rgba(0, 0, 0, 0.15),
    0 0 20px rgba(255, 107, 107, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255, 255, 255, 0.8);
  text-align: center;
}

h1 {
  margin: 0 0 8px;
  font-size: 20px;
  background: linear-gradient(45deg, 
    var(--rainbow-1), 
    var(--rainbow-2), 
    var(--rainbow-3), 
    var(--rainbow-4));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.meta {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 16px;
}

.question-area {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.question-box {
  background: linear-gradient(145deg, #ffffff, #f0f0f0);
  padding: 25px;
  border-radius: 12px;
  min-height: 160px;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 6px 12px rgba(0, 0, 0, 0.15),
    0 2px 4px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  border: 2px solid #e0e0e0;
  color: #2c3e50;
  aspect-ratio: 3/4;
  transform: perspective(1000px) rotateX(0deg);
  transition: all 0.3s ease;
}

.question-box:hover {
  transform: perspective(1000px) rotateX(-2deg) translateY(-4px);
  box-shadow: 
    0 12px 24px rgba(0, 0, 0, 0.2),
    0 4px 8px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.question-box::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  bottom: 12px;
  border: 1px solid #d0d0d0;
  border-radius: 8px;
  pointer-events: none;
}

.question-box::after {
  content: '♠ COLOR BRAIN ♠';
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  font-weight: 600;
  color: #666;
  letter-spacing: 1px;
}

/* Patrón sutil de fondo para la carta */
.question-box {
  background-image: 
    linear-gradient(145deg, #ffffff, #f8f9fa),
    radial-gradient(circle at 20% 20%, rgba(255, 107, 107, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(254, 202, 87, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 50% 10%, rgba(72, 219, 251, 0.05) 0%, transparent 50%);
}

/* Efectos adicionales para hacer la carta más realista */
@media (max-width: 500px) {
  .question-box {
    max-width: 90%;
    min-height: 140px;
    padding: 20px 15px;
  }
  
  .q-text {
    font-size: 16px;
  }
  
  .color-card {
    width: 40px;
    height: 50px;
    font-size: 8px;
  }
}

.q-text {
  font-size: 18px;
  text-align: center;
  line-height: 1.3;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  transition: all 360ms cubic-bezier(.2, .9, .3, 1);
  color: #2c3e50;
  font-weight: 500;
  margin-top: 20px;
  padding: 0 10px;
  z-index: 1;
  position: relative;
}

.q-text.show {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.answer {
  margin-top: 15px;
  opacity: 0;
  transform: translateY(6px);
  transition: all 300ms ease;
  display: none; /* Ocultamos el texto, mostraremos las mini cartas */
  z-index: 1;
  position: relative;
}

.answer.show {
  opacity: 1;
  transform: translateY(0);
}

/* Contenedor para las mini cartas de colores */
.color-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  align-items: center;
  margin-top: 15px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 400ms ease;
}

.color-cards.show {
  opacity: 1;
  transform: translateY(0);
}

/* Estilos para cada mini carta de color */
.color-card {
  width: 45px;
  height: 60px;
  border-radius: 6px;
  border: 2px solid #2c3e50;
  box-shadow: 
    0 3px 6px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 4px;
  font-size: 9px;
  font-weight: 600;
  color: #333;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);
  position: relative;
  transform: scale(0.8);
  animation: cardAppear 0.3s ease forwards;
}

@keyframes cardAppear {
  0% {
    transform: scale(0.8) rotateY(-90deg);
    opacity: 0;
  }
  100% {
    transform: scale(1) rotateY(0deg);
    opacity: 1;
  }
}

/* Colores específicos para cada carta */
.color-card.amarillo { background: linear-gradient(145deg, #ffd700, #ffed4e); box-shadow: 0 3px 10px rgba(255, 215, 0, 0.4); }
.color-card.azul { background: linear-gradient(145deg, #00d4ff, #0099cc); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(0, 212, 255, 0.4); }
.color-card.rojo { background: linear-gradient(145deg, #ff4757, #ff3742); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(255, 71, 87, 0.4); }
.color-card.verde { background: linear-gradient(145deg, #2ed573, #1dd1a1); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(46, 213, 115, 0.4); }
.color-card.negro { background: linear-gradient(145deg, #2f3542, #1e2328); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(47, 53, 66, 0.4); }
.color-card.naranja { background: linear-gradient(145deg, #ff7f50, #ff6348); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(255, 127, 80, 0.4); }
.color-card.blanco { background: linear-gradient(145deg, #ffffff, #f8f9fa); border: 2px solid #dee2e6; box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1); }
.color-card.morado { background: linear-gradient(145deg, #a55eea, #8854d0); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(165, 94, 234, 0.4); }
.color-card.cafe { background: linear-gradient(145deg, #d2691e, #a0522d); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(210, 105, 30, 0.4); }
.color-card.rosado { background: linear-gradient(145deg, #ff6b9d, #ff4d6d); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(255, 107, 157, 0.4); }
.color-card.gris { background: linear-gradient(145deg, #95a5a6, #7f8c8d); color: white; text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5); box-shadow: 0 3px 10px rgba(149, 165, 166, 0.4); }

.controls {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin-top: 14px;
}

button {
  background: linear-gradient(45deg, 
    var(--rainbow-1), 
    var(--rainbow-2), 
    var(--rainbow-3), 
    var(--rainbow-4));
  background-size: 200% 200%;
  animation: rainbowButton 3s ease infinite;
  border: none;
  padding: 12px 18px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
  animation-duration: 1.5s;
}

button:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

button.ghost {
  background: rgba(255, 255, 255, 0.9);
  border: 2px solid transparent;
  background-clip: padding-box;
  color: #2c3e50;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

button.ghost::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, 
    var(--rainbow-1), 
    var(--rainbow-2), 
    var(--rainbow-3), 
    var(--rainbow-4));
  border-radius: 8px;
  z-index: -1;
  animation: rainbowBorder 4s linear infinite;
}

button.ghost:hover {
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.small {
  padding: 8px 10px;
  font-size: 14px;
}

.hint {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  margin-top: 8px;
}

.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.progress {
  font-weight: 700;
  background: linear-gradient(45deg, var(--rainbow-5), var(--rainbow-6));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.timer {
  font-weight: 700;
  font-size: 16px;
  color: white;
  margin-top: 15px;
  background: linear-gradient(45deg, var(--rainbow-2), var(--rainbow-1));
  padding: 6px 12px;
  border-radius: 6px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  z-index: 1;
  position: relative;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Animaciones arcoíris */
@keyframes rainbowGradient {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes rainbowButton {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes rainbowBorder {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}