/* Header styles for "Food so Good" Krystyna Krause */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(248, 249, 255, 0.96));
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
  gap: var(--space-16);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle at 20% 20%, rgba(247, 168, 196, 0.23), transparent 55%),
              radial-gradient(circle at 80% 80%, rgba(123, 220, 181, 0.25), transparent 55%),
              linear-gradient(135deg, var(--color-primary), var(--color-lavender));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.site-header__logo-symbol {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: #ffffff;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
}

.site-header__brand-name {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  letter-spacing: -0.03em;
}

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

/* Navigation */
.site-header__nav {
  display: none;
}

.site-header__nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-header__nav-item--cta {
  margin-left: 0.25rem;
}

.site-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.2rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-base);
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-mint));
  transition: width var(--transition-base);
}

.site-header__nav-link:hover,
.site-header__nav-link[aria-current="page"] {
  color: var(--color-text);
}

.site-header__nav-link:hover::after,
.site-header__nav-link[aria-current="page"]::after {
  width: 100%;
}

.site-header__nav-link--cta {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(76, 111, 255, 0.4);
  background: linear-gradient(135deg, rgba(76, 111, 255, 0.1), rgba(200, 181, 255, 0.18));
  box-shadow: var(--shadow-xs);
}

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

.site-header__nav-link--cta:hover {
  background: linear-gradient(135deg, rgba(76, 111, 255, 0.16), rgba(200, 181, 255, 0.24));
}

/* Mobile toggle */
.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-xs);
}

.site-header__toggle-box {
  position: relative;
  width: 18px;
  height: 14px;
}

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

.site-header__toggle-line:nth-child(1) {
  top: 0;
}

.site-header__toggle-line:nth-child(2) {
  top: 6px;
}

.site-header__toggle-line:nth-child(3) {
  bottom: 0;
}

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

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

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

/* Mobile nav behaviour */
.site-header--menu-open {
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.14);
}

.site-header--menu-open .site-header__nav {
  display: block;
}

.site-header--menu-open .site-header__nav-list {
  position: absolute;
  inset-inline: 0;
  top: 100%;
  margin-top: 0.25rem;
  padding: 0.75rem var(--container-padding-x) 1rem;
  background: radial-gradient(circle at top left, rgba(247, 168, 196, 0.15), transparent 55%),
              radial-gradient(circle at bottom right, rgba(123, 220, 181, 0.16), transparent 50%),
              #ffffff;
  box-shadow: var(--shadow-md);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
}

.site-header--menu-open .site-header__nav-link {
  width: 100%;
  padding: 0.45rem 0;
}

.site-header--menu-open .site-header__nav-item--cta {
  width: 100%;
}

.site-header--menu-open .site-header__nav-link--cta {
  width: 100%;
  justify-content: center;
}

/* Desktop layout */
@media (min-width: 880px) {
  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    display: block;
  }

  .site-header__nav-list {
    position: static;
    padding: 0;
    box-shadow: none;
    background: transparent;
    flex-direction: row;
    align-items: center;
  }
}

@media (max-width: 360px) {
  .site-header__brand-tagline {
    display: none;
  }
}