/* GLOBAL NAVIGATION */

.glass-nav {
  position: fixed;
  top: 12px;
  left: var(--gutter);
  right: var(--gutter);
  z-index: 50;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 -1px 0 rgba(var(--outline-variant-rgb), 0.15);
}

.nav-inner {
  display: grid;
  grid-template-columns: minmax(100px, 1fr) auto minmax(160px, 1fr);
  align-items: center;
  min-height: 56px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  line-height: 0;
}

.brand-logo {
  width: 140px;
  height: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.8vw, 34px);
  color: var(--on-surface-variant);
  font-size: 13px;
  font-weight: 600;
}

.nav-links a {
  padding-block: 18px 16px;
  transition: color 160ms ease, box-shadow 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--primary-dim);
}

.nav-links a.is-active {
  color: var(--primary);
  box-shadow: inset 0 -2px 0 var(--primary);
}

.nav-item {
  position: relative;
  display: inline-flex;
  align-items: stretch;
}

.nav-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  height: 12px;
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 236px;
  padding: 8px;
  border-radius: var(--radius-md);
  background: rgba(var(--surface-rgb), 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 20px 40px rgba(var(--on-surface-rgb), 0.06);
  display: grid;
  gap: 4px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease;
  z-index: 60;
}

.nav-submenu a {
  display: flex;
  align-items: center;
  min-height: 38px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
}

.nav-item.is-open .nav-submenu,
.nav-item:hover .nav-submenu,
.nav-item:focus-within .nav-submenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-action {
  justify-self: end;
}

.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--surface-container-lowest);
  color: var(--on-surface);
  border: 1px solid var(--outline-variant);
  cursor: pointer;
}

.mobile-menu-toggle svg {
  width: 22px;
  height: 22px;
}

.mobile-menu {
  display: none;
  background: rgba(var(--surface-rgb), 0.94);
  backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(var(--outline-variant-rgb), 0.15);
}

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

.mobile-menu-inner {
  display: grid;
  gap: 8px;
  padding-block: 12px 18px;
}

.mobile-menu a {
  display: flex;
  align-items: center;
  min-height: 46px;
  padding-inline: 14px;
  border-radius: var(--radius-sm);
  color: var(--on-surface-variant);
  font-size: 15px;
  font-weight: 700;
}

.mobile-menu a.mobile-submenu-link {
  padding-left: 28px;
  font-size: 14px;
  font-weight: 600;
}

.mobile-menu .mobile-submenu-link {
  display: none;
}

.mobile-menu.show-solutions .mobile-submenu-link {
  display: flex;
}

@media (max-width: 920px) {
  .nav-inner {
    grid-template-columns: 1fr auto;
  }

  .nav-links,
  .nav-action {
    display: none;
  }

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

@media (max-width: 640px) {
  .brand-logo {
    width: 108px;
  }

  .mobile-menu-toggle {
    width: 42px;
    height: 42px;
  }

  .mobile-menu-inner {
    gap: 6px;
    padding-block: 10px 16px;
  }
}