/* Header Specific Styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(5, 5, 5, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  transition: padding var(--transition-normal);
}

.site-header.scrolled {
  padding: var(--space-2) 0;
  box-shadow: var(--shadow-md);
}

/* Brand */
.brand-logo {
  font-family: 'Exo 2', sans-serif;
  font-weight: 700;
  font-size: var(--text-xl);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
}

.brand-text {
  line-height: 1;
}

/* Desktop Nav */
.desktop-nav {
  display: none;
}

.nav-list {
  gap: var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  font-family: 'Exo 2', sans-serif;
  font-weight: 600;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-silver);
  position: relative;
}

.nav-link:hover {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

/* Mobile Toggle */
.mobile-toggle {
  display: flex;
  padding: var(--space-2);
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1002;
}

.hamburger-box {
  width: 24px;
  height: 20px;
  display: inline-block;
  position: relative;
}

.hamburger-inner {
  display: block;
  top: 50%;
  margin-top: -1px;
  width: 100%;
  height: 2px;
  background-color: #fff;
  position: absolute;
  transition: transform 0.15s ease;
}

.hamburger-inner::before,
.hamburger-inner::after {
  content: "";
  display: block;
  width: 100%;
  height: 2px;
  background-color: #fff;
  position: absolute;
  transition: transform 0.15s ease;
}

.hamburger-inner::before {
  top: -8px;
}

.hamburger-inner::after {
  bottom: -8px;
}

.mobile-toggle[aria-expanded="true"] .hamburger-inner {
  transform: rotate(45deg);
  background-color: var(--color-primary);
}

.mobile-toggle[aria-expanded="true"] .hamburger-inner::before {
  top: 0;
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .hamburger-inner::after {
  bottom: 0;
  transform: rotate(-90deg);
  background-color: var(--color-primary);
}

/* Mobile Menu Overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-bg);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-overlay.is-active {
  transform: translateX(0);
}

.mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--space-6);
  text-align: center;
}

.mobile-nav-link {
  font-family: 'Exo 2', sans-serif;
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
}

.mobile-nav-link:hover {
  color: var(--color-primary);
}

.mobile-cta {
  margin-top: var(--space-4);
  width: 100%;
  min-width: 200px;
}

@media (min-width: 1024px) {
  .desktop-nav {
    display: block;
  }
  .mobile-toggle {
    display: none;
  }
  .mobile-nav-overlay {
    display: none;
  }
}