/* Header styles for Home Kitchen Line */

.hk-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-soft);
}

.hk-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  gap: var(--space-16);
}

.hk-skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  padding: 0.4rem 0.8rem;
  background-color: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  z-index: 50;
}

.hk-skip-link:focus {
  top: 12px;
}

/* Brand */
.hk-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.hk-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.hk-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.hk-header__logo-mark i {
  font-size: 1.1rem;
}

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

.hk-header__logo-title {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-lg);
  letter-spacing: -0.02em;
}

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

/* Navigation */
.hk-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-24);
}

.hk-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  list-style: none;
}

.hk-header__nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted);
  padding: 0.35rem 0.2rem;
  border-radius: var(--radius-pill);
  position: relative;
}

.hk-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 999px;
  transition: width var(--transition-normal);
}

.hk-header__nav-link:hover {
  color: var(--color-text);
}

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

.hk-header__cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.hk-header__cta--primary {
  padding-inline: 1.5rem;
}

/* Mobile toggle */
.hk-header__toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--gray-200);
  background-color: var(--color-surface);
  color: var(--color-text);
}

.hk-header__toggle:hover {
  background-color: var(--gray-50);
}

.hk-header__toggle-label {
  font-size: var(--font-size-sm);
}

.hk-header__toggle-icon {
  position: relative;
  width: 18px;
  height: 14px;
}

.hk-header__toggle-icon::before,
.hk-header__toggle-icon::after,
.hk-header__toggle-icon span {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-normal), top var(--transition-normal), bottom var(--transition-normal);
}

.hk-header__toggle-icon::before {
  top: 0;
}

.hk-header__toggle-icon::after {
  bottom: 0;
}

.hk-header__toggle-icon span {
  top: 50%;
  transform: translateY(-50%);
}

/* When JS adds this class to button */
.hk-header__toggle--open .hk-header__toggle-icon::before {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.hk-header__toggle--open .hk-header__toggle-icon::after {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

.hk-header__toggle--open .hk-header__toggle-icon span {
  opacity: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .hk-header__inner {
    align-items: center;
  }

  .hk-header__toggle {
    display: inline-flex;
  }

  .hk-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: var(--color-surface);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
    border-bottom: 1px solid var(--gray-200);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-16);
    gap: var(--space-16);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-4px);
    transition: max-height var(--transition-slow), opacity var(--transition-normal), transform var(--transition-normal);
  }

  .hk-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-8);
  }

  .hk-header__nav-link {
    padding: 0.55rem 0.4rem;
    width: 100%;
  }

  .hk-header__nav-link::after {
    display: none;
  }

  .hk-header__nav--open {
    max-height: 480px;
    opacity: 1;
    transform: translateY(0);
  }

  .hk-header__cta-group {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .hk-header__logo-tagline {
    display: none;
  }

  .hk-header__inner {
    gap: var(--space-8);
  }
}