/* ───────────────────────────────────────────────────────────────
   NAVIGATION STYLES
   ───────────────────────────────────────────────────────────────── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
}

.primary-navigation {
  position: relative;
  height: 100%;
  background: transparent;
  transition: var(--wtc-transition);
}

.primary-navigation.is-scrolled {
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--wtc-border-light);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 40px;
  gap: var(--wtc-spacing-lg);
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--wtc-spacing-sm);
  flex-shrink: 0;
}

.logo-square {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--wtc-accent);
  font-family: var(--wtc-font-display);
  font-weight: 900;
  font-size: 18px;
  color: var(--wtc-white);
}

.logo-text {
  font-family: var(--wtc-font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--wtc-white);
  white-space: nowrap;
}

.nav-logo img {
  max-height: 40px;
  width: auto;
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--wtc-spacing-lg);
  flex: 1;
  justify-content: center;
}

.menu-list {
  display: flex;
  align-items: center;
  gap: var(--wtc-spacing-lg);
  list-style: none;
}

.menu-list a {
  font-family: var(--wtc-font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.2s ease;
}

.menu-list a:hover {
  color: var(--wtc-white);
}

/* CTA Button */
.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--wtc-spacing-sm);
  background-color: var(--wtc-accent);
  color: var(--wtc-white);
  padding: 10px 20px;
  font-family: var(--wtc-font-body);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  flex-shrink: 0;
}

.nav-cta:hover {
  opacity: 0.85;
}

.nav-cta svg {
  width: 18px;
  height: 18px;
}

/* Hamburger Menu (Mobile) */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  color: var(--wtc-white);
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
  z-index: 101;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background-color: var(--wtc-white);
  transition: var(--wtc-transition);
}

.nav-hamburger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(10px, 10px);
}

.nav-hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu Overlay */
.nav-mobile-overlay {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.98);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: var(--wtc-spacing-xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 99;
}

.nav-mobile-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.menu-list-mobile {
  display: flex;
  flex-direction: column;
  gap: var(--wtc-spacing-xl);
  list-style: none;
}

.menu-list-mobile a {
  font-family: var(--wtc-font-display);
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--wtc-white);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-mobile-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--wtc-spacing-sm);
  background-color: var(--wtc-accent);
  color: var(--wtc-white);
  padding: 16px 28px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  align-self: flex-start;
  margin-top: var(--wtc-spacing-md);
}

/* Responsive */
@media (max-width: 900px) {
  .nav-menu,
  .nav-cta {
    display: none !important;
  }

  .nav-hamburger {
    display: flex !important;
  }

  .nav-container {
    padding: 0 24px;
  }
}

@media (max-width: 480px) {
  .nav-container {
    padding: 0 16px;
  }

  .logo-text {
    font-size: 14px;
  }

  .logo-square {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .nav-mobile-overlay {
    padding: 32px 24px;
  }

  .menu-list-mobile a {
    font-size: 24px;
  }
}