/* ===== CHRISTMAS LIGHTS EFFECT ===== */
/* Basado en: https://codepen.io/tobyj/pen/QjvEex */
/* Activar/desactivar con CHRISTMAS_MODE en script.js */

.lightrope {
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  position: absolute;
  z-index: 50;
  margin: -15px 0 0 0;
  padding: 0;
  pointer-events: none;
  width: 100%;
  top: 0;
  left: 0;
}

.lightrope.hidden {
  display: none;
}

.lightrope li {
  position: relative;
  animation-fill-mode: both;
  animation-iteration-count: infinite;
  list-style: none;
  margin: 0;
  padding: 0;
  display: inline-block;
  width: 12px;
  height: 28px;
  border-radius: 50%;
  margin: 20px;
  background: #00f7a5;
  box-shadow: 0px 4.6666666667px 24px 3px #00f7a5;
  animation-name: flash-1;
  animation-duration: 2s;
}

.lightrope li:nth-child(2n+1) {
  background: aqua;
  box-shadow: 0px 4.6666666667px 24px 3px rgba(0, 255, 255, 0.5);
  animation-name: flash-2;
  animation-duration: 0.4s;
}

.lightrope li:nth-child(4n+2) {
  background: #f70094;
  box-shadow: 0px 4.6666666667px 24px 3px #f70094;
  animation-name: flash-3;
  animation-duration: 1.1s;
}

.lightrope li:nth-child(odd) {
  animation-duration: 1.8s;
}

.lightrope li:nth-child(3n+1) {
  animation-duration: 1.4s;
}

.lightrope li:before {
  content: "";
  position: absolute;
  background: #222;
  width: 10px;
  height: 9.3333333333px;
  border-radius: 3px;
  top: -4.6666666667px;
  left: 1px;
}

.lightrope li:after {
  content: "";
  top: -14px;
  left: 9px;
  position: absolute;
  width: 52px;
  height: 18.6666666667px;
  border-bottom: solid #222 2px;
  border-radius: 50%;
}

.lightrope li:last-child:after {
  content: none;
}

.lightrope li:first-child {
  margin-left: -40px;
}

@keyframes flash-1 {
  0%, 100% {
    background: #00f7a5;
    box-shadow: 0px 4.6666666667px 24px 3px #00f7a5;
  }
  50% {
    background: rgba(0, 247, 165, 0.4);
    box-shadow: 0px 4.6666666667px 24px 3px rgba(0, 247, 165, 0.2);
  }
}

@keyframes flash-2 {
  0%, 100% {
    background: aqua;
    box-shadow: 0px 4.6666666667px 24px 3px aqua;
  }
  50% {
    background: rgba(0, 255, 255, 0.4);
    box-shadow: 0px 4.6666666667px 24px 3px rgba(0, 255, 255, 0.2);
  }
}

@keyframes flash-3 {
  0%, 100% {
    background: #f70094;
    box-shadow: 0px 4.6666666667px 24px 3px #f70094;
  }
  50% {
    background: rgba(247, 0, 148, 0.4);
    box-shadow: 0px 4.6666666667px 24px 3px rgba(247, 0, 148, 0.2);
  }
}

/* ===== SNOW FALLING EFFECT (Christmas Mode) ===== */
/* Invierte la direccion de las estrellas para simular nieve cayendo */

body.christmas-mode #stars,
body.christmas-mode #stars2,
body.christmas-mode #stars3 {
  animation-name: animSnowFall;
}

body.christmas-mode #stars:after,
body.christmas-mode #stars2:after,
body.christmas-mode #stars3:after {
  top: -2000px;
}

@keyframes animSnowFall {
  from {
    transform: translateY(0px);
  }
  to {
    transform: translateY(2000px);
  }
}

/* ===== CHRISTMAS EMOJI POPUP ===== */
/* Emoji navideno que aparece ocasionalmente en esquina inferior derecha */

.christmas-emoji {
  position: fixed;
  bottom: 4vh;
  right: 3vw;
  font-size: 10vw;
  z-index: 100;
  pointer-events: none;
  opacity: 0;
  transform: scale(0);
}

.christmas-emoji.show {
  animation: bounceIn 1s ease-out forwards;
}

.christmas-emoji.hide {
  animation: bounceOut 0.5s ease-in forwards;
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0);
  }
  50% {
    opacity: 1;
    transform: scale(1.2);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes bounceOut {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(0);
  }
}