/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 1.5rem 0;
  transition: background 0.40s cubic-bezier(0.4,0,0.2,1),
              padding 0.40s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.40s cubic-bezier(0.4,0,0.2,1);
}

.navbar.transparent {
  background: transparent;
}

.navbar.solid {
  background: rgba(10,22,40,0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 1rem 0;
  box-shadow: 0 2px 24px rgba(0,0,0,0.18);
}

.navbar .container {
  max-width: 1400px;
  padding: 0 clamp(1.25rem, 3vw, 2.5rem);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

/* Logo */
.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  flex-shrink: 0;
}

.nav-logo-name {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--white);
  text-transform: uppercase;
}

.nav-logo-sub {
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.20em;
  color: var(--gold);
  text-transform: uppercase;
  margin-top: 2px;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  flex-shrink: 1;
}

.nav-links a {
  position: relative;
  padding: 0.45rem 0.65rem;
  font-size: 0.78125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.78);
  text-transform: uppercase;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 1.5px;
  background: var(--gold);
  transition: transform 0.25s cubic-bezier(0.4,0,0.2,1);
  transform-origin: center;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-links a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* Nav CTA */
.nav-cta {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-cta .btn {
  padding: 0.55rem 1.15rem;
  font-size: 0.78125rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition-fast);
}

.nav-hamburger span:nth-child(1) { width: 24px; }
.nav-hamburger span:nth-child(2) { width: 18px; }
.nav-hamburger span:nth-child(3) { width: 22px; }

.nav-hamburger.active span:nth-child(1) {
  width: 22px;
  transform: translateY(6.5px) rotate(45deg);
}
.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-hamburger.active span:nth-child(3) {
  width: 22px;
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Nav */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  height: 100dvh;
  background: rgba(10, 22, 40, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 5.5rem 1.75rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
  z-index: calc(var(--z-nav) - 1);
  box-shadow: -10px 0 40px rgba(0,0,0,0.4);
  overflow-y: auto;
}

.nav-mobile.open {
  right: 0;
}

.nav-mobile a {
  display: block;
  padding: 0.85rem 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.80);
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: var(--transition-fast);
}

.nav-mobile a:hover,
.nav-mobile a:focus {
  color: var(--gold);
  padding-left: 0.5rem;
}

.nav-mobile .btn {
  margin-top: 1.75rem;
  width: 100%;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
  z-index: calc(var(--z-nav) - 2);
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Responsive */
@media (max-width: 1160px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
}

@media (max-width: 480px) {
  .navbar {
    padding: 1.1rem 0;
  }

  .navbar.solid {
    padding: 0.75rem 0;
  }

  .nav-logo-name {
    font-size: 0.92rem;
    letter-spacing: 0.05em;
  }

  .nav-logo-sub {
    font-size: 0.50rem;
    letter-spacing: 0.14em;
  }
}