html,
body {
  height: 100%;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  min-height: 500vh;
  position: relative;
  margin: 0;
  background: #000;
  padding: 0;
  overflow: auto;
  flex-direction: column;
  font-family: "Rubik", sans-serif;
  color: #fff;
  line-height: 1.5;
  font-size: 1rem;
  width: 100%;
}

a {
  color: #e43888;
  text-decoration: none;
}

.page {
  height: 100vh;
  width: 100%;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  font-size: 1.2rem;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: min-content auto;
  row-gap: 2rem;
}
.page#page4 {
  overflow: hidden;
}
.inner {
  padding-left: 5vw;
  padding-right: 5vw;
  width: 100%;
}
.inner p {
  width: 100%;
  max-width: 80ch;
  margin: 0 auto 2rem auto;
  padding: 0;
}
.inner p:last-child {
  margin-bottom: 0;
}
.page > .inner:first-child {
  padding-top: 10vw;
}
.page > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: rgba(0, 0, 0, 0.5);
}

.page[data-page="home"] {
  justify-content: center;
  display: flex;
}
.page[data-color="green"] {
  background: #8dc54b;
}
.page[data-color="orange"] {
  background: #ee7240;
}
.page[data-color="blue"] {
  background: #5abfeb;
}
.page[data-color="pink"] {
  background: #e43888;
}
.top-links {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: fit-content;
  display: flex;
  justify-content: space-evenly;

  justify-content: center;
  gap: 1rem;

  /* rotate: -1deg; */
  background-color: #000;
}
.top-links a {
  font-family: "Rubik", sans-serif;
  font-optical-sizing: auto;
  font-weight: 700;
  line-height: 1;
  font-size: clamp(20px, 5vw, 4rem);
  color: #000;
  text-decoration: none;
  padding: 0 1rem;
  transition: color 0s ease-out, margin-bottom 0.1s ease-out,
    border-bottom 0.1s ease-out, width 0.5s ease-in-out;
  margin-bottom: 1rem;
  margin-top: 1rem;
  transform: translateY(-200%);
  animation: links 3s cubic-bezier(0, 1.1, 0, 0.93) 1s forwards;
  overflow: hidden;
}
.top-links a span {
  display: block;
  transition: scale 0s ease-out 0;
  transform-origin: center center;
}

.top-links a.active {
  color: #fff;
}
.top-links a.active span {
  transform: translateY(0.25rem);
}
.top-links a.inactive span {
  scale: 0.5;
  transform-origin: center left;
  transition: all 0.5s ease-out;
}
.top-links a:hover,
.top-links a.active {
  margin-bottom: 0;
  border-bottom: 1rem solid #72a03e;
}
.top-links a.active {
  border-color: #8dc54b;
}
.top-links a.col1 {
  background: #8dc54b;
}
.top-links a.col2 {
  background: #ee7240;
  animation-delay: 1.1s;
}
.top-links a.col2:hover {
  border-color: #bd5f3a;
}
.top-links a.col2.active {
  border-color: #ee7240;
}
.top-links a.col3 {
  background: #5abfeb;
  animation-delay: 1.2s;
}
.top-links a.col3:hover {
  border-color: #4990af;
}
.top-links a.col3.active {
  border-color: #5abfeb;
}
.top-links a.col4 {
  background: #e43888;
  animation-delay: 1.3s;
}
.top-links a.col4:hover {
  border-color: #b6316f;
}
.top-links a.col4.active {
  border-color: #e43888;
}
.top-links a.burger-button {
  color: #fff;
  border-bottom-color: transparent;
  display: none;
}
.top-links a.burger-button:hover {
  color: #fff;
  border-bottom-color: transparent;
}

.w3-logo {
  width: 70%;
  height: auto;
  animation: logo-enlarge ease-out 3s forwards;
  max-width: 700px;
  padding: 5rem 0;
}

.w3-logo.scrolling {
  animation: logo-fade linear both;
  animation-timeline: scroll();
}
.outline-w,
.outline-3 {
  animation: logo-outline 5s forwards;
}

.footer {
  color: #fff;
  position: fixed;
  bottom: 0;
  left: 0;
  padding: 1rem;
  width: 100%;
  text-align: center;
  opacity: 1;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(1rem);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-direction: column;
  text-shadow: 2px 2px 0 #000;
}

.footer-logo {
  width: 30%;
  max-width: 100px;
  height: auto;
  /* filter: drop-shadow(0 0 1rem rgb(0 0 0 / 0.4)); */
  scale: 0;
  animation: footer-logo-fade linear both;
  animation-timeline: scroll();
}
.footer-logo img {
  width: 100%;
  height: auto;
}

@keyframes logo-enlarge {
  0% {
    transform: scale(0.9);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: scale(1);
  }
}
@keyframes glow-enlarge {
  0% {
    transform: scale(0.9);
    opacity: 0;
    filter: none;
  }
  50% {
    opacity: 1;
    filter: blur(3vw);
  }
  100% {
    transform: scale(1);
    opacity: 0;
  }
}

@keyframes logo-outline {
  0% {
    stroke-dasharray: 0, 450;
  }
  50% {
    stroke-dasharray: 450, 0;
  }
  100% {
    stroke: transparent;
  }
}
@keyframes logo-fade {
  0% {
    scale: 1;
    opacity: 1;
  }
  10% {
    scale: 0;
    opacity: 0;
  }
  100% {
    scale: 0;
    opacity: 0;
  }
}
@keyframes footer-logo-fade {
  0% {
    scale: 0;
    opacity: 0;
  }
  10% {
    scale: 1;
    opacity: 1;
  }
  100% {
    scale: 1;
    opacity: 1;
  }
}

@keyframes links {
  0% {
    transform: translateY(-160%);
  }
  100% {
    transform: translateY(0%);
  }
}
