/* =============================================================
   NAVIGATION — Rocky Mountain District LCMS
   ============================================================= */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.3s, border-color 0.3s;
}

/* Solid background when scrolled */
.site-header.is-scrolled {
  background: var(--sage);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.site-header.is-scrolled .nav__link {
  color: var(--dark);
}

.site-header.is-scrolled .nav__link:hover {
  color: var(--terracotta);
  opacity: 1;
}

.site-header.is-scrolled .nav__search {
  color: var(--dark);
}

.site-header.is-scrolled .nav__hamburger span {
  background: var(--dark);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.85rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* ── Logo ── */
.nav__logo {
  flex-shrink: 0;
  margin-right: auto;
}

.nav__logo-img {
  height: 82px;
  width: auto;
  display: block;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
}

/* ── Nav list ── */
.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ── Nav items ── */
.nav__item {
  position: relative;
}

/* ── Nav links — white by default over hero ── */
.nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--white);
  padding: 0.5rem 0.75rem;
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.2s;
  white-space: nowrap;
}

.nav__link:hover {
  opacity: 0.75;
}

.nav__caret {
  font-size: 0.65rem;
  transition: transform 0.2s;
}

.nav__item--dropdown.is-open .nav__caret {
  transform: rotate(180deg);
}

.nav__link--cta {
  font-weight: 500;
}

/* ── Dropdown ── */
.nav__dropdown {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  min-width: 240px;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  list-style: none;
  padding: 0.5rem 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  z-index: 100;
}

.nav__item--dropdown.is-open .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--dark);
  padding: 0.6rem 1.25rem;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.nav__dropdown-link:hover {
  background: var(--terracotta);
  color: white;
}

/* ── Search button ── */
.nav__search {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--white);
  padding: 0.5rem;
  display: flex;
  align-items: center;
  transition: opacity 0.2s;
  flex-shrink: 0;
}

.nav__search:hover {
  opacity: 0.75;
}

.nav__search-form {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__search-input {
  width: 0;
  opacity: 0;
  padding: 0;
  border: none;
  background: transparent;
  color: white;
  font-family: var(--font-body);
  font-size: 0.875rem;
  transition: width 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
  outline: none;
}

.nav__search-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.nav__search-form.is-open .nav__search-input {
  width: 200px;
  opacity: 1;
  padding: 0.25rem 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.nav__search-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  padding: 0;
  display: flex;
  align-items: center;
}

.nav__search-btn svg{
  color: white;
}
/* ── Hamburger (mobile) ── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: auto;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: all 0.2s;
}

/* ── Responsive Nav ── */
@media (max-width: 900px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__search {
    display: none;
  }

  .nav__list {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 1rem 0;
    overflow-y: auto;
    z-index: 999;
  }

  .nav__list.is-open {
    display: block;
    position: fixed;
    height: 100vh;
  }

  .nav__list .nav__link {
    color: var(--dark);
  }

  .nav__item {
    width: 100%;
  }

  .nav__link {
    width: 100%;
    padding: 0.85rem 1.5rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--grey);
  }

  .nav__dropdown {
    position: static;
    box-shadow: none;
    border: none;
    border-top: 1px solid var(--grey);
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    background: rgb(231, 226, 226);
  }

  .nav__item--dropdown.is-open .nav__dropdown {
    display: block;
  }

  .nav__dropdown-link {
    padding: 0.7rem 2.5rem;
    border-bottom: 1px solid var(--grey-mid);
  }
}

/* Interior pages — sage nav by default */
.page--interior .site-header {
  background: var(--sage);
}

.page--interior .site-header.is-scrolled {
  background: var(--sage);
}

.page--interior .nav__link {
  color: black;
}

.page--interior .nav__search {
  color: var(--white);
}

.page--interior .nav__hamburger span {
  background: var(--white);
}