*,
*::before,
*::after {
  box-sizing: border-box;
}
@font-face {
  font-family: 'Staatliches';
  src: url('../staatliches-v6-latin-regular.woff');
  font-display: block;
}

:root {
  --ff-primary: 'Staatliches', sans-serif;
  --ff-secondary: 'Staatliches', sans-serif;

  --fw-reg: 400;
  --fw-bold: 700;

  --clr-light: #eee;
  --clr-dark: #303030;
  --clr-accent: #174185;

  --fs-h1: 3rem;
  --fs-h2: 1.75rem;
  --fs-h3: 1.25rem;
  --fs-body: 1rem;

  --bs: 0.25em 0.25em 0.75em rgba(0, 0, 0, 0.25),
    0.125em 0.125em 0.25em rgba(0, 0, 0, 0.15);
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--clr-light);
  color: var(--clr-dark);
  margin: 0;
  font-family: var(--ff-primary);
  font-size: var(--fs-body);
  line-height: 1.2;
  display: flex;
  flex-direction: column;
  width: 100%;
}
.asterisk {
  fill: #222;
}

section {
  padding: 1em 1em;
}

img {
  display: block;
  max-width: 100%;
}

strong {
  font-weight: var(--fw-bold);
}

h1,
h2,
h3 {
  line-height: 1;
  margin: 0;
}

h1 {
  font-size: var(--fs-h1);
}
h2 {
  font-size: var(--fs-h2);
}
h3 {
  font-size: var(--fs-h3);
}

.section__title--intro {
  font-weight: var(--fw-reg);
}

.section__subtitle {
  margin: 0;
  font-size: var(--fs-h3);
}

.section__subtitle--intro {
  background: var(--clr-accent);
  padding: 0.25em 0.5em;
  font-family: var(--ff-secondary);
  margin-bottom: 1em;
}

.intro {
  display: grid;
  min-width: 300px;
  width: 100%;
  height: 50vh;
  margin-top: 20vh;
  margin-bottom: 10vh;
  grid-column-gap: 0.5em;
  grid-row-gap: 0;
  grid-template-areas:
    'title title title'
    'subtitle--center subtitle--center subtitle--center'
    'subtitle--bottom--left subtitle--bottom--center subtitle--bottom--right';
  grid-template-rows: -webkit-min-content -webkit-min-content -webkit-min-content;
  grid-template-rows: min-content min-content min-content;
  grid-template-columns: 1fr 0.1fr 1fr;
  text-align: center;
}

.section__title--intro {
  align-self: center;
  font-size: 4em;

  grid-area: title;
}
.section__subtitle--center {
  grid-area: subtitle--center;
  font-size: 1.5em;
  text-align: center;
  margin: 0;
  padding: 0;
  letter-spacing: 0.3ch;
}
.section__subtitle--bottom--left {
  grid-area: subtitle--bottom--left;
  font-size: 3em;
  margin: auto 0;
  padding: 0;
  text-align: right;
}
.section__subtitle--bottom--right {
  grid-area: subtitle--bottom--right;
  font-size: 3em;
  margin: auto 0;
  padding: 0;
  text-align: left;
}
.section__subtitle--bottom--center {
  grid-area: subtitle--bottom--center;
  font-size: 4em;
  padding: 0;
  text-align: center;
  margin: auto 0;
  line-height: 1;
}

.footer {
  background: var(--clr-light);
  color: var(--clr-accent);
  text-align: center;
  justify-content: center;
  font-size: var(--fs-h2);
  display: flex;
  height: -webkit-min-content;
  height: -moz-min-content;
  height: min-content;
  margin-top: 0.5rem;
  margin-bottom: 0.25rem;
}

.footer a {
  color: inherit;
  text-decoration: none;
}

.footer__link > img {
  padding: 0.5em;
}
.fa-github,
.fa-envelope {
  margin: 1rem;
  height: 5rem;
  width: 5rem;
}
.fa-github:focus,
.fa-envelope:focus,
.fa-github:hover,
.fa-envelope:hover {
  transform: scale(1.05);
  transition: ease-in-out 0.2s;
  opacity: 0.9;
  -webkit-filter: invert(11%) sepia(28%) saturate(6323%) hue-rotate(208deg)
    brightness(92%) contrast(94%);
  filter: invert(11%) sepia(28%) saturate(6323%) hue-rotate(208deg)
    brightness(92%) contrast(94%);
}

@media (hover: none) {
  .fa-github,
  .fa-envelope {
    -webkit-filter: invert(11%) sepia(28%) saturate(6323%) hue-rotate(208deg)
      brightness(92%) contrast(94%);
    filter: invert(11%) sepia(28%) saturate(6323%) hue-rotate(208deg)
      brightness(92%) contrast(94%);
  }
}

.main {
  max-width: -webkit-max-content;
  max-width: -moz-max-content;
  max-width: max-content;
  min-width: 300px;
  margin: 0 auto;
}
.nav {
  position: fixed;
  background: var(--clr-light);
  color: var(--clr-dark);
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;

  transform: translateX(100%);
  transition: transform 250ms cubic-bezier(0.5, 0, 0.5, 1);
}

.nav__list {
  list-style: none;
  display: flex;
  height: 100%;
  flex-direction: column;
  justify-content: space-evenly;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav__link {
  color: inherit;
  /*font-weight: var(--fw-bold);*/
  font-size: var(--fs-h1);
  text-decoration: none;
  border: 0;
}

.nav__link:hover {
  color: var(--clr-accent);
}

.nav-toggle {
  background: var(--clr-light);
  border: 0;
  cursor: pointer;
  position: absolute;
  right: 1.5em;
  top: 1.5em;
  z-index: 1000;
}
.nav-open .nav {
  transform: translateX(0);
}

.nav-open .nav-toggle {
  position: fixed;
  border: 0;
}

g {
  transition: transform 0.2s ease-in;
}
.ast-0 {
  fill: var(--clr-dark);
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(2px, 13px) rotate(60deg);
}
.asterisk:hover .ast-0,
.asterisk:focus .ast-0,
.nav-open .asterisk:hover .ast-0,
.nav-open .asterisk:focus .ast-0 {
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(2px, 3px);
}
.ast-1 {
  fill: #3f6197;
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(2px, 13px) rotate(120deg);
}
.asterisk:hover .ast-1,
.asterisk:focus .ast-1,
.nav-open .asterisk:hover .ast-1,
.nav-open .asterisk:focus .ast-1 {
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(2px, 23px);
}

.ast-2 {
  fill: var(--clr-accent);
}

.ast-2,
.nav-open .asterisk:hover .ast-2,
.nav-open .asterisk:focus .ast-2 {
  transform-box: fill-box;
  transform-box: fill-box;
  transform: translate(2px, 13px);
}
.nav-open .ast-0 {
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(0, 13px) rotate(-45deg);
  /*transform: rotate(0.625turn);*/
}

.nav-open .ast-1 {
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(0, 13px) rotate(45deg);
}

.nav-open .ast-2 {
  transform-box: fill-box;
  transform-origin: center;
  transform: translate(0, 13px) rotate(45deg);
}

:focus {
  outline: 0;
}

@media (hover: none) {
  .asterisk .ast-0,
  .asterisk .ast-0 {
    transform-box: fill-box;
    transform-origin: center;
    transform: translate(2px, 3px);
  }
  .asterisk .ast-1,
  .asterisk .ast-1 {
    transform-box: fill-box;
    transform-origin: center;
    transform: translate(2px, 23px);
  }
  .nav-open .ast-0 {
    transform-box: fill-box;
    transform-origin: center;
    transform: translate(0, 13px) rotate(-45deg);
  }

  .nav-open .ast-1 {
    transform-box: fill-box;
    transform-origin: center;
    transform: translate(0, 13px) rotate(45deg);
  }

  .nav-open .ast-2 {
    transform-box: fill-box;
    transform-origin: center;
    transform: translate(0, 13px) rotate(45deg);
  }
}