:root {
  --dark: #191919;
  --white: #ffffff;
  --dark-purple: #3c2e69;
  --medium-purple: #60448c;
  --light-purple: #e4acff;
  --light-grey: #eaeaea;
  --pink-lips: #d63384;
  --orange-highlight: #fb694d;
  --pale-blue: #f6f6ff;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background-color: white;
  background-image: linear-gradient(
    140deg,
    white 50%,
    rgba(228, 172, 255, 0.75)
  );
  background-attachment: fixed;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
  color: var(--dark-purple);
  font-size: 1.15rem;
  line-height: 1.5;
  margin: 0;
  padding: 0;
}

@media print {
  html {
    background-color: white;
    background-image: none;
    font-size: 13px;
    line-height: 1.5;
    color: var(--dark);
  }

  a::after {
    content: ' (' attr(href) ') ';
  }
}

body {
  margin: 0;
  padding: 0;
}

img {
  max-width: 100%;
  height: auto;
}

.orange {
  color: var(--orange-highlight);
}

p {
  margin: 1em 0;
}

pre {
  background-color: var(--white);
  border: 1px solid var(--light-grey);
  padding: 0.25rem;
  white-space: pre-wrap;
  font-size: 90%;
}

code {
  color: var(--pink-lips);
  font-size: 90%;
}

.btn {
  -webkit-appearance: none;
  display: block;
  width: 100%;
  margin: 0.5rem 0;
  padding: 0.8rem;
  text-align: center;
  text-decoration: none;
  background-color: var(--dark-purple);
  color: var(--light-purple);
  border: none;
  line-height: 1.1;
  font-size: 0.8rem;
  border-radius: 0.25rem;
  cursor: pointer;
}

.btn:hover {
  text-decoration: none;
  color: var(--light-grey);
}

.container {
  max-width: 1200px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media screen and (min-width: 768px) {
  .container {
    flex-direction: row;
  }
}

aside {
  background-color: var(--medium-purple);
  display: flex;
  flex-direction: column;
  padding: 0.5rem 2rem;
  justify-content: space-between;
  box-shadow: 0px 0px 0.5rem 0.2rem rgba(0, 0, 0, 0.5);
  color: var(--light-grey);
}

@media print {
  aside {
    display: none;
  }
}

@media screen and (min-width: 768px) {
  [data-menu-btn] {
    display: none;
  }

  aside {
    position: sticky;
    top: 0;
    min-width: 250px;
    max-height: 100vh;
    overflow: auto;
    padding: 2vh 1vw;
  }
}

aside ul,
aside div {
  display: none;
}

aside.open_nav ul,
aside.open_nav div {
  display: block;
}

@media screen and (min-width: 768px) {
  aside ul,
  aside div {
    display: block;
  }
}

aside nav summary {
  padding: 0.4rem 0.1rem;
  cursor: default;
}

aside nav a {
  color: var(--light-grey);
  text-decoration: none;
  display: block;
  padding: 0.4rem 0;
}

aside nav a:hover {
  text-decoration: underline;
}

aside nav summary.current,
aside nav a.current {
  font-weight: bold;
  color: var(--light-purple);
}

aside nav ul {
  list-style: none;
  padding-left: 0;
}

aside nav ul ul {
  font-size: 90%;
  padding-left: 2rem;
  list-style: disc;
}

main {
  padding: 2vh 2vw;
}

main h1 {
  font-weight: 200;
  margin: 1vh 0 2vh 0;
  letter-spacing: -1px;
  font-size: 2rem;
}

main h3 {
  font-weight: 200;
  margin: 1vh 0 2vh 0;
  letter-spacing: -1px;
  color: var(--orange-highlight);
  font-size: 1.75rem;
}

main h4 {
  font-weight: 200;
  padding: 0;
  margin: 1vh 0 0 0;
  letter-spacing: -1px;
  color: var(--dark);
  font-size: 1.5rem;
}

main a {
  color: var(--medium-purple);
}

main a:hover {
  color: var(--dark);
}

main figure {
  border: 1px solid var(--light-grey);
  display: block;
  background-color: var(--white);
  text-align: center;
  margin: 1em 0;
  padding: 2rem;
  font-style: italic;
}

main ol,
main ul {
  background-color: var(--pale-blue);
  color: var(--dark);
  padding: 2rem 2rem 2rem 3rem;
  border: 1px solid var(--light-grey);
}

main ul ul {
  padding: 0 0 0 2rem;
  border: none;
}

main li:not(:last-of-type) {
  margin-bottom: 1em;
}

main ul ul li:first-of-type {
  margin-top: 1em;
}

main table ol,
main table ul {
  background-color: transparent;
  color: inherit;
  border: none;
  padding: 1rem 0 1rem 2rem;
}

main table li:not(:last-of-type) {
  margin-bottom: 0;
}

main table ul ul li:first-of-type {
  margin-top: 0;
}