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

/* BODY */
body {
  font-family: sans-serif;
  background: linear-gradient(180deg, #87ceeb, #b0e0ff);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* CARD PRINCIPAL */
.card {
  background: white;
  padding: 25px;
  border-radius: 20px;
  width: 90%;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* TITULOS */
h1, h2 {
  margin-bottom: 15px;
}

/* BOTONES */
button {
  padding: 15px;
  margin: 10px 0;
  width: 100%;
  border: none;
  border-radius: 15px;
  background: #0b2c5f;
  color: white;
  font-size: 16px;
  cursor: pointer;
  transition: 0.2s;
}

button:active {
  transform: scale(0.96);
}

/* GRID GALERÍA */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 10px;
}

/* IMÁGENES */
.grid img {
  width: 100%;
  aspect-ratio: 1 / 1;   /* 🔥 mantiene cuadrado */
  object-fit: cover;     /* 🔥 evita deformación */
  border-radius: 12px;
}

/* VIDEO */
iframe {
  width: 100%;
  margin-top: 15px;
  border-radius: 12px;
}

/* LABERINTO */
canvas {
  background: white;
  border-radius: 12px;
  margin-top: 10px;
}

/* CONTROLES DEL LABERINTO */
.controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 10px;
}

.controls button {
  font-size: 18px;
}

/* TEXTO */
p {
  margin-top: 10px;
  font-size: 15px;
}

/* 📱 MOBILE FIX */
@media (max-width: 480px) {
  .card {
    padding: 20px;
  }

  .grid {
    gap: 6px;
  }

  button {
    font-size: 15px;
    padding: 14px;
  }
}