/**
 * Insulation Ready Hub - Header
 * Site header, primary navigation and the mobile menu drawer.
 */

.irh-header {
  position: relative;
  z-index: var(--irh-z-header);
  background: var(--irh-white);
}

/* Homepage template only: float over the hero photo instead of a solid bar. */
.irh-header--transparent {
  position: absolute;
  top: 0px;
  left: 0;
  right: 0;
  background: transparent;
}

.irh-header--transparent .irh-branding__name,
.irh-header--transparent .irh-branding__tagline,
.irh-header--transparent .irh-header__phone,
.irh-header--transparent .irh-menu-toggle {
  color: var(--irh-white);
}

.irh-header--transparent .irh-branding__mark,
.irh-header--transparent .irh-header__phone-icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--irh-white);
}

@media (min-width: 1025px) {
  .irh-header--transparent .irh-nav__list > li > a {
    color: var(--irh-white);
  }

  .irh-header--transparent .irh-nav__list > li > a:hover {
    color: var(--irh-on-dark-80);
  }
}

.irh-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--irh-space-6);
  height: var(--irh-header-height);
}

/* ------------------------------------------------------------------------
   Branding
   ------------------------------------------------------------------------ */

.irh-branding {
  display: flex;
  align-items: center;
  gap: var(--irh-space-2);
  flex-shrink: 0;
}

.irh-branding__logo {
  width: auto;
  filter: brightness(135.5);
}

.irh-branding__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: var(--irh-radius-circle);
  background: var(--irh-teal-10);
  color: var(--irh-teal);
}

.irh-branding__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.irh-branding__name {
  color: var(--irh-ink);
  font-size: 1.125rem;
  font-weight: var(--irh-fw-bold);
}

.irh-branding__tagline {
  color: var(--irh-grey-500);
  font-size: var(--irh-fs-xs);
}

.irh-footer__logo--fallback {
  display: inline-flex;
  align-items: center;
  gap: var(--irh-space-2);
  color: var(--irh-white);
  font-size: 1.125rem;
  font-weight: var(--irh-fw-bold);
}

.irh-footer__logo--fallback .irh-branding__mark {
  background: rgba(255, 255, 255, 0.12);
  color: var(--irh-white);
}

/* ------------------------------------------------------------------------
   Primary navigation
   ------------------------------------------------------------------------ */

.irh-nav {
  display: flex;
  align-items: center;
  gap: var(--irh-space-8);
}

.irh-nav__list {
  display: flex;
  align-items: center;
  gap: var(--irh-space-8);
  margin: 0;
  padding: 0;
  list-style: none;
}

.irh-nav__list a {
  color: var(--irh-ink);
  font-size: var(--irh-fs-sm);
  font-weight: var(--irh-fw-medium);
}

.irh-nav__list a:hover {
  color: var(--irh-teal);
}

.irh-nav__list > li {
  position: relative;
}

.irh-nav__list > li.menu-item-has-children > a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.irh-nav__list > li.menu-item-has-children > a::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--irh-transition);
}

.irh-nav__list > li.menu-item-has-children:hover > a::after {
  transform: rotate(225deg);
}

.irh-nav__list .sub-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 0;
  z-index: var(--irh-z-drawer);
  min-width: 200px;
  margin: 0;
  padding: var(--irh-space-2);
  border-radius: var(--irh-radius-md);
  background: var(--irh-white);
  box-shadow: var(--irh-shadow-lg);
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition:
    opacity var(--irh-transition),
    transform var(--irh-transition),
    visibility var(--irh-transition);
}

.irh-nav__list > li.menu-item-has-children:hover .sub-menu,
.irh-nav__list > li.menu-item-has-children:focus-within .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.irh-nav__list .sub-menu a {
  display: block;
  padding: var(--irh-space-2) var(--irh-space-3);
  border-radius: var(--irh-radius-sm);
  color: var(--irh-ink);
  white-space: nowrap;
}

.irh-nav__list .sub-menu a:hover {
  background: var(--irh-teal-10);
  color: var(--irh-teal);
}

/* ------------------------------------------------------------------------
   Header actions - phone + CTA + mobile toggle
   ------------------------------------------------------------------------ */

.irh-header__actions {
  display: flex;
  align-items: center;
  gap: var(--irh-space-5);
  flex-shrink: 0;
}

.irh-header__phone {
  display: flex;
  align-items: center;
  gap: var(--irh-space-2);
  color: var(--irh-ink);
  font-size: var(--irh-fs-sm);
  font-weight: var(--irh-fw-semibold);
}

.irh-header__phone:hover {
  color: var(--irh-teal);
}

.irh-header__phone-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: var(--irh-radius-circle);
  background: var(--irh-teal-10);
  color: var(--irh-teal);
}

.irh-nav__close {
  display: none;
}

.irh-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 0;
  border-radius: var(--irh-radius-sm);
  background: transparent;
  color: var(--irh-ink);
}

.irh-menu-toggle__bars,
.irh-menu-toggle__bars::before,
.irh-menu-toggle__bars::after {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition:
    transform var(--irh-transition),
    opacity var(--irh-transition);
}

.irh-menu-toggle__bars {
  position: relative;
}

.irh-menu-toggle__bars::before,
.irh-menu-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.irh-menu-toggle__bars::before {
  top: -7px;
}

.irh-menu-toggle__bars::after {
  top: 7px;
}

.irh-menu-toggle[aria-expanded="true"] .irh-menu-toggle__bars {
  background: transparent;
}

.irh-menu-toggle[aria-expanded="true"] .irh-menu-toggle__bars::before {
  top: 0;
  transform: rotate(45deg);
}

.irh-menu-toggle[aria-expanded="true"] .irh-menu-toggle__bars::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ==========================================================================
   Mobile navigation drawer
   ========================================================================== */

@media (max-width: 1024px) {
  .irh-nav__cta.is-mobile {
    display: block;
  }

  .is-desktop {
    display: none;
  }

  .irh-menu-toggle {
    display: inline-flex;
  }

  .irh-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: var(--irh-z-drawer);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--irh-space-6);
    width: min(340px, 84vw);
    padding: calc(var(--irh-header-height) + var(--irh-space-6))
      var(--irh-space-6) var(--irh-space-8);
    background: var(--irh-white);
    box-shadow: var(--irh-shadow-lg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--irh-transition-slow);
  }

  .irh-nav.is-open {
    transform: translateX(0);
  }

  .irh-nav__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: var(--irh-space-6);
    right: var(--irh-space-6);
    width: 36px;
    height: 36px;
    padding: 0;
    border: 0;
    border-radius: var(--irh-radius-circle);
    background: var(--irh-grey-50);
    color: var(--irh-ink);
    transition: background-color var(--irh-transition), color var(--irh-transition);
  }

  .irh-nav__close:hover,
  .irh-nav__close:focus {
    background: var(--irh-teal);
    color: var(--irh-white);
  }

  .irh-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--irh-space-4);
    width: 100%;
  }

  .irh-nav__list .sub-menu {
    position: static;
    visibility: visible;
    opacity: 1;
    transform: none;
    box-shadow: none;
    display: none;
    margin-top: var(--irh-space-2);
    padding-left: var(--irh-space-4);
  }

  .irh-nav__list > li.menu-item-has-children.is-open .sub-menu {
    display: block;
  }

  .irh-header__phone-icon {
    display: none;
  }
}

.irh-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: calc(var(--irh-z-drawer) - 1);
  background: rgba(14, 42, 61, 0.5);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--irh-transition),
    visibility var(--irh-transition);
}

.irh-nav-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  display: none;
}

@media (min-width: 1025px) {
  .irh-nav-backdrop {
    display: none;
  }
}