/* Header styles for Schoon Studio */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  width: 100%;
  backdrop-filter: blur(16px);
  background-color: rgba(247, 245, 243, 0.9);
  border-bottom: 1px solid var(--color-border-subtle);
}

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

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

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

.site-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #fdf7f4, var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.25rem;
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.site-header__text {
  display: flex;
  flex-direction: column;
}

.site-header__name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-header__tagline {
  font-size: var(--font-size-xs);
  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-4);
  list-style: none;
}

.site-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary-strong);
  transition: width var(--transition-base);
}

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

.site-header__nav-link--primary {
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-primary-strong);
  background-color: var(--color-primary);
  color: #ffffff;
}

.site-header__nav-link--primary::after {
  display: none;
}

.site-header__nav-link--primary:hover {
  background-color: var(--color-primary-strong);
}

/* Mobile toggle */

.site-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-subtle);
  background-color: var(--color-surface);
  padding: 0;
}

.site-header__toggle-bar {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-700);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.site-header__toggle-bar:nth-child(1) {
  top: 9px;
}

.site-header__toggle-bar:nth-child(2) {
  top: 15px;
}

.site-header__toggle-bar:nth-child(3) {
  bottom: 9px;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
  top: 15px;
  transform: rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
  bottom: 15px;
  transform: rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 767px) {
  .site-header__inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }

  .site-header__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(247, 245, 243, 0.97);
    border-bottom: 1px solid var(--color-border-subtle);
    transform-origin: top;
    transform: scaleY(1);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-4);
  }

  .site-header__nav-link--primary {
    width: 100%;
    text-align: center;
  }

  /* JS-enhanced closed state */
  .site-header--js .site-header__nav {
    max-height: 0;
    opacity: 0;
    pointer-events: none;
    transform: scaleY(0.95);
    transition: max-height var(--transition-slow), opacity var(--transition-base), transform var(--transition-base);
  }

  .site-header--js .site-header__nav--open {
    max-height: 360px;
    opacity: 1;
    pointer-events: auto;
    transform: scaleY(1);
  }
}

@media (min-width: 768px) {
  .site-header__nav-list {
    gap: var(--space-5);
  }

  .site-header__nav-link {
    font-size: var(--font-size-xs);
  }
}