@import url("/learning/site-tokens.css");

body:has(> .qw-header) {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.qw-header, .qw-footer {
  background: var(--shell-bg);
  color: var(--shell-ink);
  font: 700 15px/1.4 var(--site-font);
  --shell-bg: var(--bg);
  --shell-ink: var(--ink);
  --shell-line: var(--line);
  --shell-accent: var(--lime);
  --shell-on-accent: var(--button-on-lime);
}

.qw-header {
  position: relative;
  z-index: 45;
  height: auto;
  display: block;
  border-bottom: 2px solid var(--shell-line);
}

html:has(.film-backdrop) {
  scroll-padding-top: 76px;
}

body:has(> .film-backdrop) > .qw-header {
  position: sticky;
  top: 0;
}

.qw-footer > div {
  width: min(var(--site-width), 100% - 2 * var(--site-gutter));
  margin-inline: auto;
  display: flex;
  align-items: center;
  min-height: 64px;
}

.qw-header-inner {
  box-sizing: border-box;
  width: min(1360px, 100%);
  min-height: 68px;
  margin-inline: auto;
  padding-inline: 17px;
  display: flex;
  align-items: center;
  gap: 8.5px;
}

.qw-header a, .qw-header button, .qw-header summary, .qw-footer a {
  color: inherit;
  text-decoration: none;
  font: inherit;
}

.qw-header :is(a, button, summary), .qw-footer a {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-height);
}

.qw-header :is(button, summary) {
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.qw-header :is(a, button, summary):hover, .qw-footer a:hover {
  text-decoration: underline;
  text-underline-offset: .2em;
}

.qw-header :focus-visible, .qw-footer :focus-visible, .qw-button:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: -4px;
}

.qw-header .qw-skip {
  position: absolute;
  z-index: 3;
  transform: translateY(-150%);
  background: var(--shell-bg);
  padding-inline: 16px;
}

.qw-header .qw-skip:focus { transform: translateY(0); }

.qw-brand { margin-inline-end: auto; }

.qw-header .qw-site-nav { display: flex; gap: 8.5px; align-items: center; color: var(--shell-ink); }
.qw-site-nav > a, .qw-site-nav > .qw-account > summary,
.qw-header :is(.qw-cart, .qw-menu-toggle) {
  box-sizing: border-box;
  min-height: 39px;
  padding: 7.65px 18.7px;
  border: 2px solid var(--shell-line);
  border-radius: var(--button-radius);
  font: 900 13px/1.5 var(--site-font);
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.qw-site-nav > a:is(:hover, [aria-current="page"]),
.qw-site-nav > .qw-account > summary:hover,
.qw-header :is(.qw-cart, .qw-menu-toggle):is(:hover, [aria-current="page"]) {
  color: var(--shell-on-accent);
  background: var(--shell-accent);
  text-decoration: none;
}
.qw-account { position: relative; }
.qw-account summary { list-style: none; }
.qw-account summary::-webkit-details-marker { display: none; }
.qw-account summary::after { content: "⌄"; margin-inline-start: 6px; }
.qw-account-role {
  display: inline-block;
  margin-inline-start: 5px;
  padding: 2px 6px;
  border: 1px solid currentColor;
  border-radius: 5px;
  color: var(--shell-accent);
  font-size: 11px;
  letter-spacing: 0;
  text-transform: none;
}
.qw-account > summary:hover .qw-account-role { color: var(--shell-on-accent); }
.qw-account-panel {
  position: absolute;
  inset: 100% 0 auto auto;
  display: grid;
  width: max-content;
  max-width: min(280px, 100vw - 2 * var(--site-gutter));
  padding: 8px 14px;
  background: var(--shell-bg);
  border: 2px solid var(--shell-line);
  border-radius: var(--radius);
}

.qw-header :is(.qw-cart, .qw-menu-toggle) {
  flex: 0 0 auto;
  width: 41px;
  height: 41px;
  min-height: 0;
  padding: 0;
  justify-content: center;
}
.qw-header .qw-menu-toggle { display: none; }
.qw-footer { border-top: 2px solid var(--shell-line); margin-top: auto; }
.qw-footer > div { justify-content: space-between; }

.qw-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--control-height);
  padding: 8px 18px;
  border: 1px solid var(--line);
  border-radius: var(--button-radius);
  background: var(--button-surface);
  color: var(--button-ink);
  font: 700 13px/1.35 var(--site-font);
  text-decoration: none;
}

.qw-button-primary { background: var(--lime); border-color: var(--lime); color: var(--button-on-lime); }
.qw-button-primary:hover { background: var(--button-hover); }
.qw-button:disabled { opacity: .65; }

@media (max-width: 1023px) {
  .qw-header-inner { flex-wrap: wrap; gap: 0 8px; min-height: 64px; padding-inline: 16px; }
  .qw-header .qw-site-nav { order: 2; flex-basis: 100%; flex-wrap: wrap; }
  .qw-header[data-enhanced] .qw-site-nav { display: none; }
  .qw-header[data-menu-open] .qw-site-nav {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding-block: 12px;
    border-top: 2px solid var(--shell-line);
  }
  .qw-header[data-enhanced] .qw-menu-toggle { display: inline-flex; }
  .qw-header .qw-brand { font-size: 14px; }
  .qw-header :is(.qw-cart, .qw-menu-toggle) { width: 40px; height: 40px; }
  .qw-account-panel { position: static; }
}