.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
}

.site-header__brand {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle at top, rgba(245, 166, 199, 0.18), transparent 60%);
  border: 1px solid rgba(245, 166, 199, 0.38);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.65);
}

.site-header__logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(217, 164, 143, 0.9);
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.42), transparent 55%),
              radial-gradient(circle at 70% 80%, rgba(245, 166, 199, 0.75), rgba(217, 164, 143, 0.3));
  margin-bottom: 4px;
  position: relative;
}

.site-header__logo-mark::after {
  content: "NV";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #1b0c13;
}

.site-header__title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.site-header__subtitle {
  font-size: 0.625rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}

/* Header links adjustments */
.header__link {
  text-decoration: none;
}

.header__link::after {
  bottom: -0.3rem;
}

/* Mobile menu toggle */
.site-header__menu-toggle {
  display: none;
  position: absolute;
  right: var(--layout-gutter);
  top: 50%;
  transform: translateY(-50%);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(245, 166, 199, 0.5);
  background: radial-gradient(circle at top left, rgba(245, 166, 199, 0.18), transparent 60%), rgba(11, 7, 9, 0.96);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__menu-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.site-header__menu-label {
  display: inline-block;
}

.site-header__menu-icon {
  width: 18px;
  height: 16px;
  position: relative;
}

.site-header__menu-icon span {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-text);
  transition: transform var(--transition-medium), opacity var(--transition-medium), top var(--transition-medium), bottom var(--transition-medium);
}

.site-header__menu-icon span:first-child {
  top: 4px;
}

.site-header__menu-icon span:last-child {
  bottom: 4px;
}

.site-header__menu-toggle.is-open .site-header__menu-icon span:first-child {
  top: 7px;
  transform: rotate(45deg);
}

.site-header__menu-toggle.is-open .site-header__menu-icon span:last-child {
  bottom: 7px;
  transform: rotate(-45deg);
}

/* Mobile panel */
.site-header__mobile-panel {
  position: fixed;
  inset-inline: 0;
  top: 0;
  bottom: 0;
  background: radial-gradient(circle at top, rgba(245, 166, 199, 0.36), transparent 55%), rgba(7, 3, 8, 0.98);
  backdrop-filter: blur(26px);
  z-index: 39;
  transform: translateY(-6%);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-medium), visibility var(--transition-medium), transform var(--transition-medium);
}

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

.site-header__mobile-nav {
  max-width: 420px;
  margin: 96px auto 32px auto;
  padding: 24px 20px 28px 20px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(245, 166, 199, 0.4);
  background: radial-gradient(circle at top left, rgba(245, 166, 199, 0.24), transparent 65%), rgba(9, 4, 7, 0.96);
  box-shadow: var(--shadow-elevated);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-header__mobile-link {
  font-size: var(--font-size-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.7rem 0.6rem;
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
}

.site-header__mobile-link:hover,
.site-header__mobile-link:focus-visible {
  color: var(--color-primary);
  background: rgba(245, 166, 199, 0.06);
}

@media (max-width: 960px) {
  .header__nav {
    display: none;
  }

  .site-header__menu-toggle {
    display: inline-flex;
    z-index: 99999;
  }
}

@media (max-width: 640px) {
  .site-header__brand {
    padding-inline: 14px;
  }

  .site-header__title {
    font-size: 0.95rem;
  }

  .site-header__subtitle {
    font-size: 0.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__mobile-panel {
    transition: none;
  }

  .site-header__menu-icon span {
    transition: none;
  }
}