/* === HPX NAV — Shared navigation across all pages === */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.4s;
}
nav.scrolled {
  background: rgba(12, 24, 36, 0.92);
  backdrop-filter: blur(24px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Logo — typography lives on .nav-logo itself so the production markup
   (<a class="nav-logo"><img><span class="logo-h">Hydrate</span> <span>PHX</span></a>)
   inherits the font/size/uppercase without page-local overrides.
   The .nav-logo-text wrapper rules below remain for any legacy markup. */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-family: var(--fd);
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  color: var(--white);
  text-transform: uppercase;
}
.nav-logo .logo-h {
  color: var(--cool1);
  transition: color 0.4s ease;
}
.nav-logo span {
  color: var(--warm2);
  transition: color 0.4s ease;
}
.nav-logo-img {
  height: 32px;
  width: auto;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,.3));
}
/* Legacy wrapper — kept so older markup (<span class="nav-logo-text">)
   still renders correctly. Production pages don't use this wrapper. */
.nav-logo-text {
  font-family: var(--fd);
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  color: var(--white);
  text-transform: uppercase;
}
.nav-logo-text .logo-h {
  color: var(--cool1);
  transition: color 0.4s ease;
}
.nav-logo-text .logo-phx {
  color: var(--warm2);
  transition: color 0.4s ease;
}

/* Desktop links */
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.3s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--cool1);
}
.nav-links a:focus-visible {
  outline: 2px solid var(--cool1);
  outline-offset: 3px;
  border-radius: 2px;
}
.nav-cta {
  background: var(--warm2) !important;
  color: var(--white) !important;
  padding: 0.6rem 1.5rem !important;
  border-radius: 2px;
  font-weight: 600 !important;
  transition: background 0.3s !important;
}
.nav-cta:hover {
  background: #F97316 !important;
}
.nav-links a.active[aria-current="page"] {
  color: var(--cool1);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.mob-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(12, 24, 36, 0.97);
  backdrop-filter: blur(30px);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}
.mob-menu.active {
  display: flex;
}
.mob-menu a {
  color: var(--white);
  text-decoration: none;
  font-family: var(--fd);
  font-size: 2rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.mob-menu a:focus-visible {
  outline: 2px solid var(--cool1);
  outline-offset: 3px;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}