/* Header styles for Night Lounge Vibe */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 10, 0.96), rgba(5, 6, 10, 0.88));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-24);
}

.site-header__branding {
  display: flex;
  align-items: center;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-12);
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 0, #f6d16d, #f0c15b 40%, #7b1435 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #120c05;
  box-shadow: var(--shadow-gold-glow);
}

.site-header__logo-text {
  display: flex;
  flex-direction: column;
}

.site-header__logo-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.03em;
}

.site-header__logo-tagline {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

/* Navigation */
.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

.site-header__nav-link {
  position: relative;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 0.25rem 0;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent-burgundy), var(--color-primary));
  transition: width var(--transition-base);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: #ffffff;
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  width: 100%;
}

.site-header__nav-item--cta {
  margin-left: var(--space-8);
}

.site-header__nav-cta {
  font-size: 0.8rem;
  padding-inline: 1.4rem;
  padding-block: 0.55rem;
}

/* Mobile toggle */
.site-header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--color-text);
  background: radial-gradient(circle at top, rgba(240, 193, 91, 0.12), rgba(5, 6, 10, 0.94));
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.55);
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #ffffff;
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
}

.site-header__toggle.is-active .site-header__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  width: 20px;
}

.site-header__toggle.is-active .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header__toggle.is-active .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  width: 20px;
}

/* Layout: mobile first */
.site-header__nav {
  position: fixed;
  inset-inline: 0;
  top: var(--header-height);
  background: radial-gradient(circle at top, rgba(16, 35, 63, 0.85), transparent 65%), rgba(5, 6, 10, 0.98);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
}

.site-header__nav-list {
  flex-direction: column;
  align-items: flex-start;
  padding: var(--space-20) var(--space-16) var(--space-24);
}

.site-header__nav-item--cta {
  width: 100%;
}

.site-header__nav-cta {
  width: 100%;
  justify-content: center;
}

.site-header__nav.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.site-header__toggle {
  display: inline-flex;
}

/* Prevent background scroll when nav is open */
body.nav-open {
  overflow: hidden;
}

/* Desktop */
@media (min-width: 900px) {
  .site-header__inner {
    gap: var(--space-32);
  }

  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: transparent;
    border-bottom: 0;
  }

  .site-header__nav-list {
    flex-direction: row;
    padding: 0;
  }

  .site-header__nav-item--cta {
    width: auto;
  }

  .site-header__nav-cta {
    width: auto;
  }
}