/*
    Copyright (c) 2020 - present, DITDOT Ltd. - MIT Licence
    https://www.ditdot.hr/en
    https://github.com/ditdot-dev/dark-mode-example
*/

@font-face {
  font-family: "distant_galaxyregular";
  src: url("./assets/web-fonts/distantgalaxy/DISTGRG_-webfont.eot");
  src: url("./assets/web-fonts/distantgalaxy/DISTGRG_-webfont.eot?#iefix") format("embedded-opentype"),
       url("./assets/web-fonts/distantgalaxy/DISTGRG_-webfont.woff") format("woff"),
       url("./assets/web-fonts/distantgalaxy/DISTGRG_-webfont.ttf") format("truetype"),
       url("./assets/web-fonts/distantgalaxy/DISTGRG_-webfont.svg#distant_galaxyregular") format("svg");
  font-weight: normal;
  font-style: normal;
}

:root {
  --visibility: visible;
  --filter: none;
  --animation-main: none;
  --animation-duration: none;
  --background-image: url("./assets/stars-black.svg");
  --background-size: cover;
  --offset-path: none;
  --offset-distance: none;
  --offset-rotate: none;
  --animation-logo: none;
}

* {
  margin: 0;
  padding: 0;
}

body {
  color: black;
  font-family: "Inter", sans-serif;
  box-sizing: border-box;
  width: 100%;
  overflow: hidden;
  filter: var(--filter);
}

.background {
  max-width: 100%;
  height: 100vh;
  background-color: #e9e9e9;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(6, 1fr);
  background-image: var(--background-image);
  background-size: var(--background-size);
}

.overlay{
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 25px;
  background-color: rgba(255, 255, 255, 0.75);
}

/* HEADER */

header {
  display: flex;
  justify-content: space-between;
  grid-area: 1/1/2/-1;
  align-items: start;
}

.logo {
  offset-path: var(--offset-path);
  offset-distance: var(--offset-distance);
  offset-rotate: var(--offset-rotate);
  animation: var(--animation-logo);
}

nav {
  font-size: clamp(0.8rem, (1vh + 1vw), 1.1rem);
  font-weight: bold;
  width: clamp(250px, 30vw, 500px);
  padding-top: .5em;
}

.list {
  list-style-type: none;
  text-align: right;
}

.list-item {
  display: inline-block;
  margin-left: 16px;
}


/* TITLE */

h1 {
  font-family: "distant_galaxyregular", Inter, sans-serif;
  font-size: clamp(3rem, 12 * (1vh + 1vw) / 2, 8rem);
  grid-area: 3/1/4/7;
  text-align: center;
  user-select: none;
}

/* MODE SWITCH */

.mode-switch {
  grid-area: 2/3/3/5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-bottom: .6em;
}

.mode-label {
  font-size: 1rem;
  margin-bottom: 16px;
  visibility: var(--visibility);
}

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: lightblue;
  border-radius: 34px;
  transition: 0.6s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  border-radius: 50%;
  transition: 0.4s;
}

input:checked + .slider {
  background-color: #1e38ff;
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.slider-icon {
  transform: rotate(250deg);
  position: absolute;
  right: 6px;
  top: 7px;
}

/* MAIN SVG */

.main-svg-wrapper {
  grid-area: 4/1/-1/7;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main-svg {
  width: max(150px, 30vw);
  height: min(300px, 30vh);
}

.head {
   animation: var(--animation-main);
}

/*ANIMATION */

/*  Rocket logo animation is based on the CSS Motion Path properties 
    (offset-*) which are not supported by Safari browsers.
    A possible solution for animation along a motion path is Greensock
    MotionPathPlugin https://greensock.com/motionpath 
*/

@keyframes rocket {
  from {
    offset-distance: 0%;
  }
  to {
    offset-distance: 100%;
  }
}

/*main svg animation */

@keyframes rotating {
  from {
    transform: rotate(0deg);
    transform-origin: 50% 30%;
  }
  20% {
    transform: rotate(20deg);
    transform-origin: 50% 30%;
  }

  40% {
    transform: rotate(-20deg);
    transform-origin: 50% 30%;
  }

  60% {
    transform: rotate(20deg);
    transform-origin: 50% 30%;
  }

  80% {
    transform: rotate(-20deg);
    transform-origin: 50% 30%;
  }

  to {
    transform: rotate(0deg);
    transform-origin: 50% 30%;
  }
}

/*dark-mode*/

.dark-mode {
  --visibility: hidden;
  --filter: invert(100%);
  --animation-main: rotating 10s ease-out infinite;
  --offset-distance: 0%;
  --offset-rotate: auto 45deg;
  --animation-logo: rocket 6s linear infinite;
}

.dark-mode .background {
  background-color: #fff;
}

.dark-mode .overlay{
  background-color: rgba(255, 255, 255, 0);
  transition: all .18s ease-in;
}

@media only screen and (max-width: 320px) {
  .list-item {
    display: block;
    margin-bottom: 4px;
  }
  
}