/* Page frame: container, section rhythm, header, footer. */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--sp-section);
}

.section--band {
  background: var(--c-band);
}

.section--blue {
  background: var(--c-blue);
  color: var(--c-white);
}

.section--blue :is(h1, h2, h3, h4, h5, h6) {
  color: var(--c-white);
}

.section__title {
  text-align: center;
  margin-bottom: var(--sp-7);
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--c-blue);
  transition: box-shadow var(--transition), background var(--transition);
}

/* Set by site.js once the page scrolls past the sentinel. */
.site-header.is-stuck {
  box-shadow: var(--shadow-header);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  width: 100%;
}

.site-header__logo {
  flex: 0 0 auto;
  display: block;
  line-height: 0;
}

.site-header__logo img {
  width: 160px;
  height: auto;
}

.site-nav {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-2);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__list li {
  margin: 0;
}

.site-nav__link {
  display: inline-block;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-small);
  font-weight: 500;
  line-height: 1.5;
  color: var(--c-white);
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--c-white);
  background: rgb(255 255 255 / 0.12);
}

.site-nav__link[aria-current="page"] {
  color: var(--c-white);
  background: rgb(255 255 255 / 0.18);
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-left: var(--sp-3);
}

/* ---------- Mobile nav ---------- */

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  color: var(--c-white);
  background: none;
  border: 0;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle svg {
  width: 26px;
  height: 26px;
}

.nav-toggle__close,
.nav-open .nav-toggle__open {
  display: none;
}

.nav-open .nav-toggle__close {
  display: block;
}

@media (max-width: 991px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 0;
    flex-direction: column;
    justify-content: flex-start;
    gap: var(--sp-4);
    padding: var(--sp-6) var(--container-pad) var(--sp-8);
    background: var(--c-blue);
    overflow-y: auto;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition), visibility var(--transition);
  }

  .nav-open .site-nav {
    transform: translateX(0);
    visibility: visible;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: var(--sp-1);
  }

  .site-nav__link {
    display: block;
    padding: var(--sp-4);
    font-size: var(--fs-lead);
  }

  .site-nav__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin: var(--sp-4) 0 0;
  }

  .site-nav__actions .btn {
    width: 100%;
  }

  /* Stops the page behind the panel scrolling under the user's thumb. */
  .nav-open body,
  body.nav-open {
    overflow: hidden;
  }
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--c-blue);
  color: var(--c-white);
  padding-block: var(--sp-8) 0;
}

.site-footer a {
  color: var(--c-white);
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--c-white);
  text-decoration: underline;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--sp-7);
  padding-bottom: var(--sp-7);
}

@media (max-width: 767px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }
}

.site-footer__logo img {
  width: 180px;
  height: auto;
  margin-bottom: var(--sp-5);
}

.site-footer__title {
  font-size: var(--fs-card);
  color: var(--c-white);
  margin-bottom: var(--sp-4);
}

.site-footer__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer__list li {
  margin-bottom: var(--sp-3);
  font-size: var(--fs-small);
}

/* The chevron the live footer uses before each link. */
.site-footer__list a::before {
  content: "\00BB";
  margin-right: var(--sp-2);
  opacity: 0.8;
}

.social {
  display: flex;
  gap: var(--sp-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.social li {
  margin: 0;
}

.social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--c-white);
  background: rgb(255 255 255 / 0.14);
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.social a:hover,
.social a:focus-visible {
  background: rgb(255 255 255 / 0.28);
}

.social svg {
  width: 17px;
  height: 17px;
}

.site-footer__bar {
  padding-block: var(--sp-4);
  border-top: 1px solid rgb(255 255 255 / 0.18);
  text-align: center;
  font-size: var(--fs-small);
}

.site-footer__bar p {
  margin: 0;
  font-size: inherit;
}