/* ===============================
   NAVIGATION
================================ */

.nav-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease);
}

.nav-wrapper.scrolled {
  background: rgba(6, 27, 38, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--clr-border), 0 4px 24px rgba(0,0,0,.4);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 2rem;
}

/* Logo */
.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  max-width: 160px;
  display: block;
  background: #ffffff;
  border-radius: 4px;
  padding: 3px 8px;
}

/* Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: .25rem;
  list-style: none;
}

.nav-link {
  display: block;
  padding: .4rem .75rem;
  font-size: .9rem;
  font-weight: 500;
  color: var(--clr-text-200);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-text-100);
  background: var(--clr-accent-dim);
}

.nav-link--cta {
  background: var(--clr-accent);
  color: var(--clr-brand-900) !important;
  font-weight: 600;
  margin-left: .5rem;
}

.nav-link--cta:hover {
  background: var(--clr-accent-light);
  color: var(--clr-brand-900) !important;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--clr-text-100);
  padding: .4rem;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
}

.nav-hamburger .icon-close { display: none; }
.nav-hamburger[aria-expanded="true"] .icon-menu { display: none; }
.nav-hamburger[aria-expanded="true"] .icon-close { display: block; }

/* Mobile */
@media (max-width: 860px) {
  .nav-hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--clr-brand-900);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 1.5rem var(--container-pad);
    gap: .25rem;
    transform: translateX(100%);
    transition: transform .3s var(--ease);
    overflow-y: auto;
  }

  .nav-menu.open {
    transform: none;
  }

  .nav-link {
    font-size: 1.1rem;
    padding: .75rem 1rem;
  }

  .nav-link--cta {
    text-align: center;
    margin-left: 0;
    margin-top: .5rem;
  }
}