/* Stop mobile browsers from inflating text */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

nav {
  position: relative;
}

.menu {
  padding: 0;
}

/* Checkbox hidden, still keyboard focusable */
.menu > input {
  position: absolute;
  width: 0;
  height: 0;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

/* Hamburger button (fixed size so the font can't change it) */
.menu > label {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin: 0;
  padding: 0;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  color: white;
  background-color: #db5c5c;
  border-radius: 20%;
}
.menu > label::before {
  content: "☰";
}
.menu > input:focus-visible + label {
  outline: 2px solid var(--pico-primary);
  border-radius: var(--pico-border-radius);
}

/* Dropdown panel */
nav li.menu > ul {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 7rem;
  z-index: 10;
  flex-direction: column;
  align-items: stretch;
  text-align: center;
  margin: .5rem 0 0;
  padding: .5rem;
  background: var(--pico-card-background-color);
  border: var(--pico-border-width) solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  box-shadow: var(--pico-card-box-shadow);
}
.menu > input:checked ~ ul {
  display: flex;
}

/* Dropdown links (fixed units so Opera's text size can't stretch them) */
.menu ul a {
  display: block;
  margin: 0;
  padding: 8px 12px;
  line-height: 1.25;
}
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Desktop: horizontal bar */
@media (min-width: 768px) {
  .menu > label {
    display: none;
  }

  nav li.menu > ul {
    display: flex;
    position: static;
    flex-direction: row;
    min-width: 0;
    text-align: inherit;
    margin: 0;
    padding: 0;
    background: none;
    border: 0;
    box-shadow: none;
  }

  /* Restore Pico's default link spacing on desktop */
  .menu ul a {
    margin: calc(var(--pico-nav-link-spacing-vertical) * -1) calc(var(--pico-nav-link-spacing-horizontal) * -1);
    padding: var(--pico-nav-link-spacing-vertical) var(--pico-nav-link-spacing-horizontal);
    line-height: inherit;
  }
}