:root {
  --color-neon-verde: #00cb8b;
  --color-neon-azul: #0027a4;
  --color-neon-amarillo: #FFFC00;
  --sombra-neon-verde: 0 0 42px var(--color-neon-verde), 0 0 82px var(--color-neon-verde), 0 0 92px var(--color-neon-verde), 0 0 102px var(--color-neon-verde), 0 0 151px var(--color-neon-verde);
  --sombra-neon-azul: 0 0 42px var(--color-neon-azul), 0 0 82px var(--color-neon-azul), 0 0 92px var(--color-neon-azul), 0 0 102px var(--color-neon-azul), 0 0 151px var(--color-neon-azul);
  --sombra-neon-amarillo: 0 0 3vw #F4BD0A;
  --sombra-caja: 5px 5px 10px rgba(163, 177, 198, 0.5), -5px -5px 10px rgba(255, 255, 255, 0.6);
  --sombra-caja-inset: inset 5px 5px 10px rgba(163, 177, 198, 0.5), inset -5px -5px 12px rgba(255, 255, 255, 0.8);
  --borde-radio-estandar: 15px;
  --borde-radio-input: 10px;
  --color-button-base: #ccc;
  --color-button-hover: #ddd;
  --color-button-text: #333;
  --border-radius-button: 5px;
  --padding-button: 10px 20px;
  --font-size-button: 16px;
--color-cabecera-fondo: linear-gradient(180deg, rgba(1, 68, 100, 1) 60%, rgba(255, 255, 255, 1));
  --color-pie-fondo: linear-gradient(180deg, rgba(255, 255, 255, 1) 55%, rgba(1, 68, 100, 1));
  --color-menu-fondo: linear-gradient(45deg, #000000, #013953);
  --color-menu-hover: rgb(74, 172, 40);
  --color-menu-texto: #EEEEEE;
  --color-menu-texto-hover: #161616;
  --borde-radio-menu: 10px;
  --borde-radio-menu-hover: 5px;
  --altura-cabecera-pie: 43px;
}

.texto-neon-verde {
  color: #fff;
  text-shadow: 0 0 7px #fff, 0 0 10px #fff, 0 0 21px #fff, var(--sombra-neon-verde);
}

.texto-neon-azul {
  color: #fff;
  text-shadow: 0 0 7px #fff, 0 0 10px #fff, 0 0 21px #fff, var(--sombra-neon-azul);
}

.texto-neon-amarillo {
  text-shadow: var(--sombra-neon-amarillo);
  color: var(--color-neon-amarillo);
}

.texto-neon-amarillo:hover {
  animation: pulso-neon 2s ease-in-out infinite;
}

@keyframes pulso-neon {
  0%, 100% {
    text-shadow: 0 0 1vw #FA1C16, 0 0 3vw #FA1C16, 0 0 10vw #FA1C16, 0 0 10vw #FA1C16, 0 0 .4vw #FED128, .5vw .5vw .1vw #806914;
    color: var(--color-neon-amarillo);
  }
  50% {
    text-shadow: 0 0 .5vw #800E0B, 0 0 1.5vw #800E0B, 0 0 5vw #800E0B, 0 0 5vw #800E0B, 0 0 .2vw #800E0B, .5vw .5vw .1vw #40340A;
    color: #806914;
  }
}
.formulario {
  width: 300px;
  background: linear-gradient(45deg, #000000, #013953);
  opacity: 0.9;
  border: none;
  box-shadow: var(--sombra-caja);
  padding: 20px;
  margin: 20px 10px;
  border-radius: var(--borde-radio-estandar);
  display: flex;
  flex-direction: column;
  box-sizing: border-box; /* Manejo intuitivo del tamaño */
}

.formulario label {
  color: #f7f500;
  padding: 10px 5px;
}

.formulario input[type="text"],
.formulario input[type="password"],
.formulario input[type="email"],
.formulario textarea {
  background: #fff;
  padding: 10px;
  height: 30px;
  border: none;
  box-shadow: var(--sombra-caja-inset);
  outline: none;
  border-radius: var(--borde-radio-input);
  box-sizing: border-box;
}

.formulario input[type="submit"] {
  background: #ccc;
  border: none;
  padding: 20px 40px;
  margin: 15px 0 5px;
  font-size: 20px;
  box-shadow: var(--sombra-caja);
  cursor: pointer;
  border-radius: var(--borde-radio-estandar);
}

.formulario input[type="submit"]:hover {
  box-shadow: 5px 5px 10px rgba(163, 177, 198, 0.7), -5px -5px 10px rgba(255, 255, 255, 0.4);
  filter: brightness(1.05); /* Mantener para el efecto visual */
}
/*formularios futuristas */

/*Mensajes de informacion */
.papers  {
  position: relative;
  width: 75%;
  padding: 2em;
  margin: 20px auto;
}
.papers:after  {  
  transform: rotateZ(-2.5deg);
}
.papers:before, .papers:after  {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  
  transform: rotateZ(2.5deg);
  z-index: -1;
}
.papers, .papers:before, .papers:after  {
  background-color: #fff;
  border: 1px solid #ccc;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.1), 1px 1px 3px rgba(0,0,0,0.2);
}
.papers h2  {
  font-size: 1.8em;
  font-weight: normal;
  text-align: center;
  padding: 0.2em 0;
  margin: 0;
  border-top: 1px solid #ddd;
  border-bottom: 2px solid #ddd;
}

.papers p  {
  text-align: left;
  margin: 1,5em 0;
}
/*Mensajes de informacion */
/*menu*/
#cabecera {
  height: var(--altura-cabecera-pie);
  background: var(--color-cabecera-fondo);
  display: flex;
  align-items: center;
  padding: 0 20px;
}

#pie {
  height: var(--altura-cabecera-pie);
  background: var(--color-pie-fondo);
  display: flex;
  align-items: center;
  padding: 0 20px;
}

#menu {
  list-style: none;
  width: auto;
  margin: 0 auto;
  height: var(--altura-cabecera-pie);
  padding: 0 20px;
  background: var(--color-menu-fondo);
  opacity: 0.85;
  display: flex; /* Flexbox para el menú */
  justify-content: center;
  align-items: center;
}

#menu li {
  text-align: center;
  padding: 4px 10px;
  margin: 0 15px;
  border-radius: var(--borde-radio-menu);
}

#menu li:hover {
  background: var(--color-menu-hover);
  border-radius: var(--borde-radio-menu-hover);
}

#menu li a {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  color: var(--color-menu-texto);
  text-decoration: none;
  text-shadow: 1px 1px 1px #000;
}

#menu li:hover a {
  color: var(--color-menu-texto-hover);
  text-shadow: 1px 1px 1px #FFFFFF;
}
#menu_fix.g-fixed-element {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1003;
    background-color: rgba(0, 0, 0, 0.8); /* Ejemplo de fondo */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3); /* Ejemplo de sombra */
}
/*menu*/
/*botones*/
.button {
  display: inline-block;
  padding: var(--padding-button);
  font-size: var(--font-size-button);
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-button);
  cursor: pointer;
  transition: transform 0.3s ease;
}

/* Clases modificadoras */
.button-primary {
  background-color: #007bff;
  color: #fff;
}

.button-primary:hover {
  background-color: #0056b3;
  transform: scale(1.05); /* Efecto de resaltado */
}

.button-secondary {
  background-color: var(--color-button-base);
  color: var(--color-button-text);
}

.button-secondary:hover {
  background-color: var(--color-button-hover);
  transform: scale(1.05);
}

.button-neon {
  background: linear-gradient(0deg, rgba(0, 172, 238, 1) 0%, rgba(2, 126, 251, 1) 100%);
  color: #fff;
  box-shadow: 0 0 10px rgba(0, 172, 238, 0.7);
}

.button-neon:hover {
  box-shadow: 0 0 20px rgba(0, 172, 238, 0.9);
  transform: scale(1.05);
}
@media (max-width: 620px) {
  button {
    width: 100%;
    min-width: auto;
  }
}
/*botones*/
/* Pagina principal cajas con modales */
.modal-box {
  z-index: 900;
}
/* Cards */
.posts-box {
  max-width: 1024px;
  margin: 0 auto;
  padding: 40px 10px;
  text-align: center;
  list-style: none;
}

.posts-box li {
  display: inline-block;
  width: 320px;
  max-width: 100%;
  padding: 10px;
  vertical-align: top;
}

.card {
background: rgba(244, 189, 10, 0.25);
border-radius: 16px;
box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border: 1px solid rgba(244, 189, 10, 0.5);
}

.card img {
  display: block;
  width: 100%;
}

.card div {
  padding: 16px 20px;
  border-bottom: 1px solid #EEEEEE;
}

.card div h3 {
  margin: 8px 0;
  font-size: .9em;
}

.card div p {
  margin: 8px 0;
  font-size: .9em;
}

.modal-sandbox {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: transparent;
}

.modal-box {
  position: relative;
  width: 80%;
  max-width: 920px;
  margin: 100px auto;
  background: #FFFFFF;
  animation-name: modalbox;
  animation-duration: .3s;
  animation-timing-function: ease-out;
}

.modal-header img {
  width: 100%;
}

.modal-body {
  padding: 60px 8%;
}

.modal-body h2 {
  margin-bottom: 30px;
  letter-spacing: .06em;
}

.modal-body p {
  font-size: .9em;
  line-height: 1.5em;
}

@-webkit-keyframes modalbox {
  0% {
    top: -250px;
    opacity: 0;
  }
  100% {
    top: 0;
    opacity: 1;
  }
}

@keyframes modalbox {
  0% {
    top: -250px;
    opacity: 0;
  }
  100% {
    top: 0;
    opacity: 1;
  }
}


.disabled {
  opacity: .4;
  cursor: auto;
}