/* Header styles scoped to .site-header and related elements */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.top-bar {
  background: linear-gradient(90deg, rgba(102, 27, 41, 0.85), rgba(11, 27, 59, 0.9));
  color: var(--color-text);
  font-size: var(--font-size-xs);
}

.top-bar__inner {
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
  gap: var(--space-3);
}

.top-bar__text {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  color: var(--color-text-soft);
}

.top-bar__label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-primary-strong);
}

.top-bar__link {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text);
}

.top-bar__link::after {
  content: "\f105";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  margin-left: 0.4rem;
  font-size: 0.7em;
}

.site-header__nav-wrapper {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(5, 6, 10, 0.9), rgba(5, 6, 10, 0.92));
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.site-header__brand {
  flex: 1 1 auto;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 16px;
  background: radial-gradient(circle at 20% 0, rgba(240, 201, 74, 0.5) 0, transparent 55%),
    radial-gradient(circle at 80% 120%, rgba(102, 27, 41, 0.9) 0, transparent 60%),
    var(--color-bg-elevated);
  box-shadow: var(--shadow-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.brand-mark__symbol {
  font-family: var(--font-family-display);
  font-size: 1.2rem;
  font-weight: 600;
}

.brand-mark__chip {
  position: absolute;
  inset: 5px;
  border-radius: 14px;
  border: 2px dashed rgba(212, 175, 55, 0.5);
  opacity: 0.7;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-text__name {
  font-family: var(--font-family-display);
  font-size: 1.1rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-text__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.age-strip {
  background: #b71c1c;
  color: #fff;
  font-size: var(--font-size-xs);
  line-height: 1.4;
  padding: var(--space-2) 0;
}

.age-strip__inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.age-strip__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 22px;
  padding: 0 8px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.age-strip__text {
  color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 767px) {
  .age-strip__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }
}

.primary-nav {
  flex: 0 1 auto;
}

.primary-nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.primary-nav__link {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  position: relative;
}

.primary-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-burgundy));
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.primary-nav__link:focus-visible::after,
.primary-nav__link:hover::after {
  transform: scaleX(1);
  opacity: 1;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn--header-primary {
  font-size: var(--font-size-xs);
}

.btn--header-ghost {
  font-size: var(--font-size-xs);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: var(--color-bg-glass-soft);
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle__icon {
  position: relative;
  width: 18px;
  height: 14px;
}

.nav-toggle__line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-normal), top var(--transition-normal), bottom var(--transition-normal);
}

.nav-toggle__line:nth-child(1) {
  top: 0;
}

.nav-toggle__line:nth-child(2) {
  top: 6px;
}

.nav-toggle__line:nth-child(3) {
  bottom: 0;
}

.nav-toggle__label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3) {
  bottom: 6px;
  transform: rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 959px) {
  .top-bar__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header__inner {
    align-items: center;
  }

  .primary-nav {
    position: fixed;
    inset: 64px 0 auto 0;
    z-index: 900;
    pointer-events: none;
  }

  .primary-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-3);
    margin-bottom: var(--space-4);
    padding: var(--space-5) var(--space-4);
    background: var(--color-bg-glass);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: var(--shadow-glass);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
  }

  .primary-nav--open .primary-nav__list {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-header__actions {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }
}

/* Tablet / desktop adjustments */

@media (min-width: 960px) {
  .top-bar__inner {
    min-height: 34px;
  }

  .site-header__inner {
    padding-top: var(--space-4);
    padding-bottom: var(--space-4);
  }
}