/* ═══════════════════════════════════════════
   NAVIGATION STYLES
═══════════════════════════════════════════ */

.blkg-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.5s var(--ease-luxury),
              border-color 0.5s var(--ease-luxury),
              padding 0.4s var(--ease-luxury);
  border-bottom: 1px solid transparent;
}

.blkg-nav.is-scrolled {
  background: rgba(8, 8, 8, 0.96);
  border-bottom-color: var(--rule-dark);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.blkg-nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.4rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  transition: padding 0.4s var(--ease-luxury);
}

.blkg-nav.is-scrolled .blkg-nav-inner {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

/* ── Brand / Logo ── */
.blkg-logo-link {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-decoration: none;
  color: inherit;
}

.blkg-logo-main {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--white);
  text-transform: uppercase;
  line-height: 1;
}

.blkg-logo-sub {
  font-size: 0.52rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
}

/* Custom logo sizing */
.blkg-custom-logo img {
  max-height: 50px;
  width: auto;
}

/* ── Primary Menu ── */
.blkg-nav-menu {
  flex: 1;
  display: flex;
  justify-content: center;
}

.blkg-nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.blkg-nav-item {
  position: relative;
}

.blkg-nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--light-gray);
  padding: 0.5rem 0.85rem;
  transition: color 0.3s var(--ease-luxury);
  text-decoration: none;
  position: relative;
}

.blkg-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.85rem;
  right: 0.85rem;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.3s var(--ease-luxury);
  transform-origin: right;
}

.blkg-nav-link:hover,
.blkg-nav-link.is-active {
  color: var(--cream);
}

.blkg-nav-link:hover::after,
.blkg-nav-link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Dropdown arrow icon */
.blkg-nav-arrow {
  display: inline-flex;
  align-items: center;
  width: 12px;
  height: 12px;
  transition: transform 0.3s var(--ease-luxury);
  color: var(--gold);
  opacity: 0.7;
}
.blkg-nav-arrow svg { width: 100%; height: 100%; }

/* ── Dropdown Submenus ── */
.blkg-subnav {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: rgba(10, 10, 10, 0.97);
  border: 1px solid var(--rule-dark);
  border-top: 2px solid var(--gold);
  list-style: none;
  padding: 0.75rem 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.3s var(--ease-luxury),
              transform 0.3s var(--ease-luxury),
              visibility 0.3s;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 100;
}

.blkg-nav-item:hover .blkg-subnav,
.blkg-nav-item:focus-within .blkg-subnav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.blkg-nav-item:hover > .blkg-nav-link .blkg-nav-arrow {
  transform: rotate(180deg);
}

.blkg-subnav .blkg-nav-item { width: 100%; }

.blkg-subnav .blkg-nav-link {
  padding: 0.65rem 1.25rem;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--light-gray);
  display: block;
  border-bottom: none;
}
.blkg-subnav .blkg-nav-link::after { display: none; }
.blkg-subnav .blkg-nav-link:hover { color: var(--gold-light); background: rgba(201,168,76,0.05); }

/* ── Nav CTA Button ── */
.blkg-btn-nav {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.75rem 1.6rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  display: inline-block;
  transition: background 0.35s var(--ease-luxury), color 0.35s var(--ease-luxury);
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}
.blkg-btn-nav:hover {
  background: var(--gold);
  color: var(--obsidian);
}

/* ── Hamburger button ── */
.blkg-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
  position: relative;
}

.blkg-hamburger-bar {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--cream);
  transition: transform 0.35s var(--ease-luxury),
              opacity 0.35s,
              background 0.3s;
}

.blkg-hamburger.is-open .blkg-hamburger-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.blkg-hamburger.is-open .blkg-hamburger-bar:nth-child(2) {
  opacity: 0;
}
.blkg-hamburger.is-open .blkg-hamburger-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ═══════════════════════════════════════════
   MOBILE NAVIGATION OVERLAY
═══════════════════════════════════════════ */
.blkg-mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(8, 8, 8, 0.98);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-luxury), visibility 0.4s;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

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

.blkg-mobile-nav-inner {
  text-align: center;
  padding: 2rem;
}

.blkg-mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0 0 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.blkg-mobile-nav-list .blkg-nav-link {
  justify-content: center;
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: none;
  color: var(--cream);
  padding: 0.75rem 1rem;
}
.blkg-mobile-nav-list .blkg-nav-link:hover { color: var(--gold-light); }
.blkg-mobile-nav-list .blkg-nav-link::after { display: none; }

.blkg-mobile-nav-cta {
  margin-bottom: 2rem;
}
.blkg-mobile-nav-cta .blkg-btn-nav {
  font-size: 0.72rem;
  padding: 1rem 2.5rem;
}

.blkg-mobile-nav-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--mid-gray);
}
.blkg-mobile-nav-contact a {
  color: var(--gold);
  text-decoration: none;
}

/* Subnav in mobile */
.blkg-mobile-nav-list .blkg-subnav {
  position: static;
  border: none;
  border-top: 1px solid var(--rule-dark);
  background: transparent;
  opacity: 1;
  visibility: visible;
  transform: none;
  padding: 0.5rem 0;
  margin-top: 0.25rem;
}
.blkg-mobile-nav-list .blkg-subnav .blkg-nav-link {
  font-size: 1rem;
  color: var(--light-gray);
}

/* ═══════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
═══════════════════════════════════════════ */
@media (max-width: 900px) {
  .blkg-nav-menu { display: none; }
  .blkg-nav-cta  { display: none; }
  .blkg-hamburger { display: flex; }
}

@media (max-width: 480px) {
  .blkg-nav-inner { padding: 1.2rem 1.5rem; }
  .blkg-logo-main { font-size: 1rem; }
}