@import url("https://fonts.googleapis.com/css2?family=Ubuntu:wght@400;500;700&display=swap");

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

body {
  font-family: Ubuntu;
  display: grid;
  place-items: center;
}

button {
  border: 0;
  outline: none;
  background: none;
}

section {
  width: 100vw;
  height: 100vh;
  background-image: url("./assets/hero-image.webp");
  background-size: cover;
  overflow: hidden;
}

.menu-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  width: 40px;
  height: 40px;
  background-image: url("./assets/menu.svg");
  background-size: cover;
  cursor: pointer;
  z-index: 3;
}
body.open .menu-btn {
  background-image: url("./assets/close.svg");
}
.menu {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
}

.menu nav {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 24px;
  visibility: hidden;
}
body.open .menu nav {
  visibility: visible;
}

.menu nav a {
  text-decoration: none;
  font-size: 28px;
  font-weight: 700;
  color: white;
  padding: 10px 20px;
  text-align: center;
  opacity: 1;
  transition: 0.25s;
}
body.open .menu a {
  animation: show 0.3s backwards;
}
.menu nav:hover a:not(:hover) {
  opacity: 0.5;
}

@keyframes show {
  0% {
    opacity: 0;
    translate: 0 -30px;
  }
  100% {
    opacity: 1;
    translate: 0 0;
  }
}

.backdrop {
  position: fixed;
  top: 20px;
  left: 20px;
  height: 100vh;
  aspect-ratio: 1 / 1;
  translate: -50% -50%;
  scale: 0;
  opacity: 0;
  background-color: rgba(0, 0, 0, 0.8);
  border-radius: 50%;
  z-index: 1;
  transition: all 0.6s;
}
body.open .backdrop {
  opacity: 1;
  scale: 5;
}