/* Shared header & navigation (layout.js dropdown markup) */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  overflow: visible;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  overflow: visible;
}

.logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 32px;
  overflow: visible;
}

.nav-desktop > a,
.nav-desktop > .nav-dropdown > .nav-dropdown__trigger {
  font-size: 16px;
  font-weight: 500;
  text-transform: capitalize;
  color: #232323;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  padding: 0;
  text-decoration: none;
}

.nav-desktop > a:hover,
.nav-dropdown__trigger:hover {
  color: var(--brand);
}

.nav-dropdown {
  position: relative;
  display: inline-block;
}

.nav-dropdown__trigger {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
}

.nav-indicator {
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--brand);
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.nav-dropdown.is-open .nav-dropdown__trigger {
  color: var(--brand);
}

.nav-dropdown.is-open .nav-indicator {
  opacity: 1;
}

.nav-dropdown__chevron {
  width: 16px;
  height: 16px;
  margin-left: 4px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.nav-dropdown.is-open .nav-dropdown__chevron {
  transform: rotate(180deg);
}

.nav-dropdown__menu {
  position: absolute;
  top: 100%;
  left: -60px;
  margin-top: 8px;
  width: max-content;
  min-width: 200px;
  background: var(--white);
  border-radius: 6px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 200;
}

.nav-dropdown.is-open > .nav-dropdown__menu {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.nav-dropdown__about-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 16px;
  font-weight: 500;
  font-family: var(--font);
  color: #232323;
  text-transform: capitalize;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-dropdown__about-link:hover {
  background: #f3f4f6;
  color: var(--brand);
}

.nav-dropdown__about-link img {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  object-fit: contain;
}

.nav-dropdown__product-link {
  display: block;
  padding: 8px 16px;
  font-size: 16px;
  font-weight: 500;
  font-family: var(--font);
  color: #232323;
  text-align: center;
  text-transform: capitalize;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-dropdown__product-link:hover {
  background: #f3f4f6;
  color: var(--brand);
}

.nav-dropdown--announcements .nav-dropdown__menu {
  left: -100px;
  width: 314px;
  min-width: 314px;
  padding: 20px;
  border-radius: 18px;
  outline: 1px solid #e9e9e9;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.nav-dropdown__menu--announcements hr {
  border: none;
  border-top: 1px solid #e9e9e9;
  margin: 16px 0;
}

.nav-announcement {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  text-transform: capitalize;
  color: #232323;
}

.nav-announcement__date {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 400;
  color: #8e51ff;
  text-transform: none;
}

.nav-mobile__sub--announcements {
  padding: 8px 0 12px;
}

.nav-mobile__sub--announcements .nav-announcement--mobile {
  padding: 12px 0;
  border-bottom: 1px solid #e9e9e9;
}

.nav-mobile__sub--announcements .nav-announcement--mobile:last-child {
  border-bottom: none;
}

.nav-mobile__collapsible--announcements.is-open {
  max-height: 520px;
}

.nav-mobile__item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-mobile__item img {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  object-fit: contain;
}

.nav-mobile__item:hover {
  color: var(--brand);
}

.nav-mobile__section {
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}

.nav-mobile__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 12px 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-800);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
}

.nav-mobile__toggle:hover {
  color: var(--brand);
}

.nav-mobile__chevron {
  transition: transform 0.3s ease;
}

.nav-mobile__toggle[aria-expanded='true'] .nav-mobile__chevron {
  transform: rotate(180deg);
}

.nav-mobile__collapsible {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

.nav-mobile__collapsible.is-open {
  max-height: 320px;
  opacity: 1;
}

.nav-mobile__sub--icons a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px;
}

.btn-contact {
  display: none;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 12px 16px;
  background: var(--brand);
  color: var(--white);
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  text-transform: capitalize;
}

.btn-contact:hover {
  opacity: 0.9;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  transition: transform 0.2s, opacity 0.2s;
}

.menu-toggle.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav-mobile {
  display: none;
  border-top: 1px solid var(--border);
  padding: 16px 24px;
  background: var(--white);
}

.nav-mobile.is-open {
  display: block;
}

.nav-mobile a {
  display: block;
  padding: 8px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-800);
}

.nav-mobile .nav-mobile__label {
  padding-top: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-400);
}

.nav-mobile .nav-mobile__sub a {
  padding-left: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
}

.nav-mobile .btn-contact {
  display: flex;
  margin-top: 12px;
  width: 100%;
}

@media (min-width: 1024px) {
  .header-inner {
    padding: 0 100px;
  }

  .nav-desktop {
    display: flex;
  }

  .btn-contact {
    display: inline-flex;
  }

  .menu-toggle {
    display: none;
  }

  .nav-mobile {
    display: none !important;
  }
}