:root {
  /* Size Variable */
  --project-circle-size: 6rem;
  --outer-project-circle-size: 30rem;
  /* Color Variables */
  --main-green: #8fdc91;
  --off-black: #292f36;
  --pink: #ff6b6b;
  --orange: #ff9f1c;
  --white: #eee5e9;
  /* Timing Variables */
  --long-animation-duration: 15s;
  --short-animation-duration: 700ms;

  font-family: 'Montserrat', sans-serif;
  color: var(--off-black);
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

.hidden {
  display: none;
}


.project_preview:focus-visible .explanation {
  outline-offset: .5rem ;
  outline: 1rem solid var(--pink);
}

body {
  background-color: #8fdc91;
  height: 200vh;
  margin: 0;
}

#nav-toggle {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 2rem;
  background-color: var(--orange);
  color: var(--off-black);
  font-weight: bold;
  border: none;
  padding: 1rem;
  border-radius: 0 0 1rem 1rem;
  transform: translateY(-15%);
  transition-property: transform, color, background-color;
  transition-duration: var(--short-animation-duration);
}

#nav-toggle:hover,
#nav-toggle:focus-visible {
  background-color: var(--off-black);
  color: var(--orange);
  outline: 2px solid var(--white);
  transform: translateY(-5%);
}

nav{
  position: fixed;
  z-index: 10;
  background-color: var(--orange);
  width: 100vw;
  margin: 0;
  transition: transform var(--short-animation-duration);
}

.off-screen {
  transform: translateY(-110%) !important;
}

.navigation {
  list-style: none;
  margin-top: 0;
  padding: 1rem;
}

.name {
  text-align: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  font-size: 3rem;
  color: var(--white);
  text-shadow: 1px 1px 1px #292f36;
}

h2 {
  text-align: center;
}

p a {
  color: var(--orange);
  text-decoration: none;
}
p a:visited {
  color: var(--pink);
}

.navigation a {
  text-decoration: none;
  color: var(--off-black);
  height: 100%;
  padding-inline: 1rem;
  display: flex;
  align-items: center;
  font-weight: bold;
}


.navigation a:hover,
.navigation a:focus-visible {
  background-color: var(--off-black);
  color: var(--orange);
}

.project_anchor {
  position: relative;
  width: 15rem;
  height: auto;
  border-radius: 50%;
  margin-inline: auto;
}
.project_preview {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  border-radius: 1rem;
  margin-bottom: 1rem;
}

.bubble_image {
  border-radius: inherit;
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  margin-top: 1rem;
}

.explanation {
  color: var(--white);
  position: absolute;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  opacity: 95%;
}
.explanation h3 {
  background-color: var(--off-black);
  width: 100%;
  text-align: center;
}

.card {
  background-color: var(--off-black);
  color: var(--white);
  max-width: 60rem;
  margin-inline: auto;
  padding: 1rem;
  margin-block: 1rem;
}

.project_details_title {
  font-size: 3rem;
  margin-block: .5rem;
}

.screenshots {
  display: flex;
  position: relative;
  overflow: hidden;
  height: fit-content;
}

.screenshot {
  width: 100%;
  object-fit: contain;
}

.screenshots:hover .control {
  opacity: 80%;
}

.control {
  opacity: 80%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: min-content;
  height: 101%;
  padding-inline: .5rem;
  border: none;
  background-color: var(--off-black);
  color: var(--white);
  font-weight: bold;
  font-size: 2rem;
  transition: opacity var(--short-animation-duration);
}

.control:hover {
  color: var(--off-black);
  background-color: var(--white);
}

#left {
  left: -1px;
}

#right {
  right: -1px;
}

.links {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  list-style-type: none;
  padding: 0;
  gap: 2rem;
}

.links a {
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: 1.5rem;
}

.links a:hover,
.links a:focus-visible {
  color: var(--pink);
}

@keyframes rotate-around {
  0% {
    transform: rotateZ(0deg);
  }
  100% {
    transform: rotateZ(360deg);
  }
}
@keyframes stay-upright {
  0% {
    transform: rotateZ(0deg);
  }

  100% {
    transform: rotate(-360deg);
  }
}

@media (min-width: 600px) {
  body {
    background-image: url('pictures/name.svg');
    background-repeat:no-repeat;
    background-size: 1280px ;
  }
  .visibly-hidden-unless-small {
    position: absolute;
    left: -1000%;
    top: -1000%;
  }
  .name {
    position: absolute;
    left: -200%;
    top: -200%;
  }
  nav {
    position: fixed;
    top: 0;
    margin-inline: auto;
    border-radius:0 0 1rem 1rem;
    height: 3rem;
    width: auto;
    left: 2rem;
    z-index: 20;
  }
  .navigation {
    display: flex;
    gap: 1rem;
    justify-content: space-evenly;
    align-items: center;
    height: 100%;
    padding: 0;
  }
  .navigation a {
    height: 100%;
  }
  .navigation a:first-child {
    display: flex;
    border-radius: 0 0 0 1rem;
  }
  .navigation a:last-child {
    border-radius: 0 0 1rem 0;
  }
  .project_anchor {
    margin-top: 22rem;
    margin-inline: auto;
  }

  .project_preview_holder {
    position: absolute;
    animation-name: rotate-around;
    animation-timing-function: linear;
    animation-duration: var(--long-animation-duration);
    animation-iteration-count: infinite;
    height: var(--outer-project-circle-size);
    width: var(--outer-project-circle-size);
    top: calc( 50% - calc(var(--outer-project-circle-size) / 2));
    left: calc( 50% - calc(var(--outer-project-circle-size) / 2));
  }
  .project_preview_holder:hover,
  .project_preview_holder:focus-within {
    animation-play-state: paused;
  }

  .project_preview_holder:hover *,
  .project_preview_holder:focus-within * {
    animation-play-state: paused;
  }
  .project_preview {
    position: absolute;
    border-radius: 50%;
    height: var(--project-circle-size);
    width: var(--project-circle-size);
    text-align: center;
    animation-name: stay-upright;
    animation-duration: var(--long-animation-duration);
    animation-timing-function: linear;
    animation-iteration-count: infinite;
    transition: border-radius .7s;
    margin: 0;
  }
  .left {
    left: 0;
    bottom: 0;
  }
  .right {
    right: 0;
  }
  .top {
    top: 0;
  }
  .bottom {
    bottom: 0;
    right: 0;
  }
  .project_preview:hover,
  .project_preview:focus-visible {
    border-radius: 1rem 0 0 1rem;
  }
  .project_preview:hover>.bubble_image,
  .project_preview:focus-visible>.bubble_image {
    transform: scale(1.21);
  }

  .project_preview:hover .explanation,
  .project_preview:focus-visible .explanation {
    transform: scale(1.21) translateX(calc(var(--project-circle-size) * -.09));
  }

  .project_preview:hover {
    animation-play-state: paused;
  }

  .explanation {
    background-color: var(--off-black);
    transition: all;
    transition-duration: var(--short-animation-duration);
    transform: scale(0);
    transform-origin: 0%;
    position: absolute;
    width: max-content;
    height: 100%;
    top: 0;
    padding-left: calc(100% + 1rem);
    padding-right: 1rem;
    border-radius: 1rem;
    z-index: -1;
  }
  .bubble_image {
    height: 100%;
    width: 100%;
    object-fit: cover;
    border-radius: inherit;
    transition: transform var(--short-animation-duration);
    margin-top: 0;
  }
  main {
    margin-top: 22rem;
  }
  .control {
    opacity: 0;
  }
}

@media (min-width: 60rem) {
  .card {
    border-radius: 1rem;
  }
}