/* Header styles scoped for Design Flow Studio */

.dfs-header {
  width: 100%;
  z-index: 50;
}

.dfs-header__age-banner {
  background: linear-gradient(90deg, #7f1d1d, #b91c1c);
  color: #fef2f2;
  font-size: var(--font-size-sm);
}

.dfs-header__age-banner-inner {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  padding-block: 0.55rem;
}

.dfs-header__age-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1rem;
  padding-inline: 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(254, 242, 242, 0.6);
  font-weight: 600;
  font-size: var(--font-size-xs);
  background: rgba(0, 0, 0, 0.18);
}

.dfs-header__age-text {
  margin: 0;
  color: #fee2e2;
}

/* Brand */
.dfs-header__brand {
  display: flex;
  align-items: center;
}

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

.dfs-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: radial-gradient(circle at 20% 0, #facc6b, #a16207);
  box-shadow: 0 0 0 1px rgba(250, 204, 21, 0.55), 0 8px 20px rgba(0, 0, 0, 0.6);
}

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

.dfs-header__logo-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.dfs-header__logo-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Navigation */
.dfs-header__nav {
  margin-left: auto;
}

.dfs-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-20);
}

.dfs-header__nav-item--secondary {
  margin-left: var(--space-8);
}

.dfs-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding-block: 0.35rem;
  padding-inline: 0.1rem;
  border-bottom: 1px solid transparent;
  transition:
    color var(--transition-medium),
    border-color var(--transition-medium),
    opacity var(--transition-fast);
}

.dfs-header__nav-link:hover,
.dfs-header__nav-link:focus-visible {
  color: var(--color-text);
  border-color: rgba(229, 181, 103, 0.8);
}

/* Mobile nav toggle */
.dfs-header__nav-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);
  background: radial-gradient(circle at 0 0, rgba(229, 181, 103, 0.25), rgba(7, 9, 20, 0.95));
  margin-left: auto;
  color: var(--color-text);
}

.dfs-header__nav-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: #f9fafb;
  transition: transform var(--transition-medium), opacity var(--transition-medium);
}

/* Mobile-first: nav hidden behind toggle */
@media (max-width: 767px) {
  .dfs-header__nav {
    position: fixed;
    inset-inline: 0;
    top: calc(56px + 40px); /* age banner (approx) + header */
    background: rgba(4, 5, 14, 0.98);
    backdrop-filter: blur(18px);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-medium), visibility var(--transition-medium), transform var(--transition-medium);
  }

  .dfs-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: var(--space-16) var(--space-16) var(--space-24);
  }

  .dfs-header__nav-item {
    width: 100%;
  }

  .dfs-header__nav-link {
    display: block;
    width: 100%;
    padding-block: 0.75rem;
  }

  .dfs-header__nav-item--secondary {
    margin-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
  }

  .dfs-header__nav-toggle {
    display: inline-flex;
  }
}

@media (min-width: 768px) {
  .dfs-header__nav-toggle {
    display: none;
  }

  .dfs-header__nav {
    position: static;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
  }
}

/* JS-controlled open state */
.dfs-header--nav-open .dfs-header__nav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dfs-header--nav-open .dfs-header__nav-toggle-bar:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.dfs-header--nav-open .dfs-header__nav-toggle-bar:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* Ensure header stacking above main */
.site-header {
  position: sticky;
  top: 0;
}