/* Variables globales - Paleta mÃĄs triste */
:root {
  --color-fondo: #13141b;
  --color-secundario: #1a1e2e;
  --color-acento: #394867;
  --color-acento-hover: #475b7d;
  --color-texto: #9baacf;
  --color-texto-secundario: #616b84;
  --sombra-principal: 0 5px 15px rgba(0, 0, 0, 0.6);
  --fuente-principal: 'Georgia', serif;
  --fuente-secundaria: 'Times New Roman', serif;
  --transicion-base: all 0.4s ease-in-out;
}

/* Reset y estilos base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  width: 100%;
  font-family: var(--fuente-principal);
  background-color: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Contenedor principal */
.main {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--color-fondo) 0%, #101525 70%, #0d1119 100%);
}

.main__container {
  background-color: rgba(17, 19, 27, 0.8);
  border-radius: 15px;
  box-shadow: var(--sombra-principal);
  width: 100%;
  max-width: 800px;
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  backdrop-filter: blur(5px);
  border: 1px solid rgba(41, 53, 86, 0.2);
  position: relative;
  overflow: hidden;
}

/* Contenido de texto */
.main__container__letra {
  text-align: center;
  width: 100%;
}

.main__container__letra__title {
  font-family: var(--fuente-secundaria);
  font-size: 3rem;
  letter-spacing: 1px;
  margin-bottom: 1.5rem;
  color: var(--color-texto);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  font-weight: normal;
}

.main__container__letra__parrafo {
  color: var(--color-texto-secundario);
  font-size: 1.2rem;
  max-width: 80%;
  margin: 0 auto;
  font-style: italic;
}

/* Formulario y botÃģn */
.main__container__form {
  width: 100%;
  display: flex;
  justify-content: center;
}

.main__container__form__button {
  background-color: var(--color-acento);
  color: var(--color-texto);
  border: none;
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transicion-base);
  font-family: var(--fuente-principal);
  letter-spacing: 1px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.main__container__form__button:hover {
  background-color: var(--color-acento-hover);
  transform: translateY(-3px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
}

.main__container__form__button:active {
  transform: translateY(1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

/* Imagen */
.main__container__img {
  max-width: 180px;
  height: auto;
  border-radius: 50%;
  box-shadow: var(--sombra-principal);
  transition: var(--transicion-base);
  filter: grayscale(70%) brightness(0.8) drop-shadow(0 0 8px rgba(57, 72, 103, 0.6));
  opacity: 0.8;
}

.main__container__img:hover {
  transform: scale(1.05);
  filter: grayscale(40%) brightness(0.9) drop-shadow(0 0 12px rgba(57, 72, 103, 0.8));
  opacity: 0.9;
}

/* Efecto decorativo */
.main__container::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(57, 72, 103, 0.03) 0%, rgba(13, 15, 23, 0) 70%);
  animation: pulso 20s infinite ease-in-out;
  z-index: -1;
}

@keyframes pulso {
  0% {
    transform: translate(0, 0);
    opacity: 0.3;
  }
  50% {
    transform: translate(-5%, -5%);
    opacity: 0.1;
  }
  100% {
    transform: translate(0, 0);
    opacity: 0.3;
  }
}

/* Media queries para responsividad */
@media (max-width: 768px) {
  .main__container {
    padding: 2rem 1.5rem;
  }
  
  .main__container__letra__title {
    font-size: 2.5rem;
  }
  
  .main__container__letra__parrafo {
    font-size: 1rem;
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .main {
    padding: 1rem;
  }
  
  .main__container {
    padding: 1.5rem 1rem;
    gap: 2rem;
  }
  
  .main__container__letra__title {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  .main__container__img {
    max-width: 140px;
  }
  
  .main__container__form__button {
    padding: 0.8rem 2rem;
    font-size: 1rem;
  }
}