/* Header styles for Magyar Flora */
.mf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(249, 250, 251, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-gray-100);
}

.mf-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.mf-header__brand {
  display: flex;
  align-items: center;
}

.mf-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
}

.mf-header__logo-mark {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #fde4f1 0, #f8e6ee 40%, #ffffff 70%);
  border: 1px solid var(--color-primary-soft);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.mf-header__logo-mark::before,
.mf-header__logo-mark::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(123, 191, 155, 0.55);
}

.mf-header__logo-mark::before {
  inset: 18% 32% 18% 10%;
}

.mf-header__logo-mark::after {
  inset: 32% 10% 18% 32%;
}

.mf-header__site-text {
  display: flex;
  flex-direction: column;
}

.mf-header__site-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.mf-header__site-subtitle {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

/* Navigation */
.mf-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.mf-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.mf-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding-bottom: 0.1rem;
}

.mf-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-normal);
}

.mf-header__nav-link:hover,
.mf-header__nav-link:focus-visible {
  color: var(--color-text);
}

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

.mf-header__cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.mf-header__cta {
  font-size: var(--font-size-xs);
}

/* Mobile toggle */
.mf-header__toggle {
  display: none;
  position: relative;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  border: 1px solid var(--color-gray-200);
  background-color: var(--color-surface);
  align-items: center;
  justify-content: center;
}

.mf-header__toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.mf-header__toggle-bar {
  width: 1.15rem;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.mf-header__toggle-bar + .mf-header__toggle-bar {
  margin-top: 0.22rem;
}

.mf-header__toggle[aria-expanded="true"] .mf-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

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

.mf-header__toggle[aria-expanded="true"] .mf-header__toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 768px) {
  .mf-header__inner {
    min-height: 3.75rem;
  }

  .mf-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .mf-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    border-bottom-left-radius: var(--radius-lg);
    border-bottom-right-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4) var(--space-5);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
    transform-origin: top;
    transform: scaleY(1);
    opacity: 1;
    visibility: visible;
  }

  /* No-JS default: menu visible under header. JS will add class to control. */
  .mf-header--js-ready .mf-header__nav {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transform: scaleY(0.96);
    transition:
      opacity var(--transition-normal),
      transform var(--transition-normal),
      max-height var(--transition-normal),
      padding var(--transition-normal);
  }

  .mf-header--js-ready .mf-header__nav--open {
    max-height: 480px;
    padding-top: var(--space-3);
    padding-bottom: var(--space-5);
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
  }

  .mf-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .mf-header__nav-link {
    font-size: var(--font-size-base);
  }

  .mf-header__cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .mf-header__cta {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mf-header__nav,
  .mf-header--js-ready .mf-header__nav,
  .mf-header--js-ready .mf-header__nav--open {
    transition: none !important;
  }
}