/* Header specific styles for Bohemiora */

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.96);
}

.header__inner {
  padding-block: 0.7rem;
}

.header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 40% 60% 55% 45%;
  background: radial-gradient(circle at 20% 0, rgba(255, 255, 255, 0.6), transparent 55%),
              linear-gradient(135deg, var(--color-primary), #111827);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.28);
}

.header__logo-text {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.03em;
}

.header__nav {
  margin-left: auto;
}

.header__nav-list {
  align-items: center;
}

.header__nav-item {
  list-style: none;
}

.header__nav-link {
  font-size: 0.9rem;
  color: var(--color-gray-700);
}

.header__nav-link--cta {
  padding-inline: 0.9rem;
  padding-block: 0.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(47, 109, 246, 0.5);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.header__nav-link--cta:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.header__nav-item--accent {
  margin-left: 0.4rem;
}

/* Mobile menu toggle */
.header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background-color: #ffffff;
  color: inherit;
}

.header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-gray-800);
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
}

/* Default mobile layout */
.header__nav {
  position: absolute;
  inset-inline: 0;
  top: 100%;
  background-color: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--color-border-subtle);
  transform-origin: top;
  transform: scaleY(0.9);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}

.header__nav-list {
  flex-direction: column;
  align-items: flex-start;
  padding: 0.75rem var(--container-padding-x) 1rem;
  gap: 0.3rem;
}

.header__nav-link {
  display: inline-block;
  padding-block: 0.3rem;
}

.header--menu-open .header__nav {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: scaleY(1);
}

.header--menu-open .header__toggle-bar:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.header--menu-open .header__toggle-bar:nth-child(2) {
  opacity: 0;
  width: 0;
}

.header--menu-open .header__toggle-bar:nth-child(3) {
  transform: translateY(-3px) rotate(-45deg);
}

/* Desktop layout */
@media (min-width: 768px) {
  .header__toggle {
    display: none;
  }

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

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

/* Active page highlighting helper if JS adds .is-active */
.header__nav-link.is-active {
  color: var(--color-gray-900);
  font-weight: 600;
}