/* adds vertical space where the header is because the header is fixed */
.header,
.header-spacing {
  height: var(--header-height);
}

.header {
  position: fixed;
  width: 100vw;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 0 70px;
  box-sizing: border-box;
  border-bottom: 1px solid var(--border-color);
  -webkit-backdrop-filter: blur(40px);
  backdrop-filter: blur(40px);
  z-index: 10;
}

.header-branding {
  display: flex;
  flex-direction: row;
  align-items: center;
  cursor: pointer;
  transition: transform 0.5s;
}

.header-branding:hover {
  transform: scale(1.03);
}

.header-branding img {
  -webkit-user-select: none;

  user-select: none;
  width: 52px;
  height: 52px;
}

.header-branding:hover img {
  transform: rotate(360deg);
  transition: transform 0.3s ease;
}

.header-branding a {
  text-decoration: none;
  -webkit-user-select: none;
  user-select: none;

  margin: 0;
  margin-left: 5px;
  padding: 0;

  font-size: 30px;
  font-weight: bolder;
  color: var(--accent);

  transition: all 0.3s ease-in-out;
}

.navbar {
  display: flex;
  align-items: center;
  width: -moz-fit-content;
  width: fit-content;
}

.navbar > *,
.navlinks > *:not(:first-child) {
  margin-left: 50px;
}

.navlinks {
  display: flex;
  align-items: center;
}

.navlinks .navlink {
  text-decoration: none;
  color: var(--text);
  font-size: 16px;
  font-weight: 300;
  transition: color 0.3s ease;
}

.navlinks .navlink iconify-icon {
  display: none;
}

.navlinks .navlink:hover {
  color: var(--accent);
}

.navbar-login-button {
  display: none;
}

/* user menu dropdown */
.navbar-user-menu-wrapper {
  display: none;
  position: relative;
  width: 50px;
  height: 50px;
}

.navbar-user-menu-button {
  border-radius: 100%;
  width: 100%;
  height: 100%;
  outline: 2px solid var(--accent-alpha);
  cursor: pointer;

  transition: transform 0.1s ease;
}

.navbar-user-menu-button:hover {
  transform: scale(1.03);
}

.navbar-user-menu {
  right: 0;
  margin-top: -5px;
}

/* hamburger menu */
#navbar-hamburger-icon {
  display: none;

  width: 38px;
  height: 29px;
  position: relative;

  -webkit-transform: rotate(0deg);
  -moz-transform: rotate(0deg);
  -o-transform: rotate(0deg);
  transform: rotate(0deg);
  -webkit-transition: 0.5s ease-in-out;
  -moz-transition: 0.5s ease-in-out;
  -o-transition: 0.5s ease-in-out;
  transition: 0.5s ease-in-out;
  cursor: pointer;
}

#navbar-hamburger-icon span {
  display: block;
  position: absolute;
  height: 5px;
  width: 100%;
  background: var(--accent);
  border-radius: 9px;
  opacity: 1;
  left: 0;
  -webkit-transform: rotate(0deg);
  -moz-transform: rotate(0deg);
  -o-transform: rotate(0deg);
  transform: rotate(0deg);
  -webkit-transition: 0.25s ease-in-out;
  -moz-transition: 0.25s ease-in-out;
  -o-transition: 0.25s ease-in-out;
  transition: 0.25s ease-in-out;
}

#navbar-hamburger-icon span:nth-child(1) {
  top: 0px;
}

#navbar-hamburger-icon span:nth-child(2),
#navbar-hamburger-icon span:nth-child(3) {
  top: 12px;
}

#navbar-hamburger-icon span:nth-child(4) {
  top: 24px;
}

#navbar-hamburger-icon.open span:nth-child(1) {
  top: 12px;
  width: 0%;
  left: 50%;
}

#navbar-hamburger-icon.open span:nth-child(2) {
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  transform: rotate(45deg);
}

#navbar-hamburger-icon.open span:nth-child(3) {
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

#navbar-hamburger-icon.open span:nth-child(4) {
  top: 12px;
  width: 0%;
  left: 50%;
}

@media (width < 850px) {
  #navbar-hamburger-icon {
    display: block;
  }

  .navlinks {
    position: absolute;
    top: 0;
    right: 0;
    padding: 100px 40px;
    width: 250px;
    height: 100vh;
    flex-direction: column;
    align-items: start;
    background-color: var(--background-secondary);
    transition: transform 0.3s ease;
    transform: translate(100%, 0%); /* hidden from view */
  }

  .navlinks.open {
    transform: translate(0%, 0%); /*slides into view*/
  }

  .navlinks > * {
    margin-left: 0 !important;
  }

  .navlinks .navlink {
    display: flex;
    align-items: center;

    font-size: 18px;
    padding: 4px 0;
  }
  .navlinks .navlink iconify-icon {
    margin-right: 5px;
    display: block;
  }
}

@media (width < 600px) {
  .header {
    padding: 0 35px;
  }
}

@media (width < 500px) {
  .navbar > * {
    margin-left: 25px;
  }

  .header-branding a {
    width: 0;
    opacity: 0;
  }
}

@media (width < 400px) {
  .header {
    padding: 0 20px;
  }
}