/* Contenedor principal de Clase Bíblica (similar a prayer, pero independiente) */
#class-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  z-index: 100;
}

.background-class {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
  filter: brightness(0.6) blur(1px);
  transform: scale(1.03);
}

.background-class::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, transparent 35%, rgba(0, 0, 0, 0.7) 100%);
  z-index: 1;
  pointer-events: none;
}

.class-stage {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  text-align: center;
  box-sizing: border-box;
}

.class-title {
  font-family: 'Impact', sans-serif;
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  color: #fff;
  paint-order: stroke fill;
  -webkit-text-stroke: 1.5px #000;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.8);
}

.class-ref {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bold;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: #fff;
  paint-order: stroke fill;
  -webkit-text-stroke: 1px #000;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
  text-transform: uppercase;
}

.class-text {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: 1.6;
  max-width: 80%;
  color: #fff;
  paint-order: stroke fill;
  -webkit-text-stroke: 0.8px #000;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.9);
  text-transform: uppercase;
}

/* Ajuste específico de texto para pantallas 1920x1080 (solo tipografía, no layout) */
@media (min-width: 1920px) and (max-width: 3839px) {
  .class-title {
    font-size: 5rem;
  }

  .class-ref {
    font-size: 2.4rem;
  }

  .class-text {
    font-size: 3rem;
  }
}

@media (min-width: 3840px) {
  .class-title {
    font-size: 20rem;
  }

  .class-ref {
    font-size: 10rem;
  }

  .class-text {
    font-size: 8rem;
  }
}

@media (min-width: 7680px) {
  .class-title {
    font-size: 30rem;
  }

  .class-ref {
    font-size: 18rem;
  }

  .class-text {
    font-size: 17rem;
  }
}

@media (max-width: 768px) {
  .class-stage {
    padding: 2rem;
  }

  .class-title {
    font-size: 2.4rem;
  }

  .class-text {
    font-size: 1.4rem;
    max-width: 90%;
  }
}