/* =============================
   Movexiary Header Styles
   ============================= */

.mx-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(245, 247, 250, 0.98), rgba(245, 247, 250, 0.92));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border);
}

.mx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  gap: var(--space-4);
}

/* Brand / Logo */

.mx-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-900);
}

.mx-header__logo-link:hover {
  color: var(--gray-900);
}

.mx-header__logo-mark {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 30% 0, var(--color-primary) 0, var(--color-accent) 55%, #0f766e 100%);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
}

.mx-header__logo-text {
  font-size: 1.05rem;
}

/* Nav layout */

.mx-header__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-4);
}

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

.mx-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
  padding-block: 0.1rem;
}

.mx-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-base);
}

.mx-header__nav-link:hover,
.mx-header__nav-link:focus-visible {
  color: var(--gray-900);
}

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

/* Actions */

.mx-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.mx-header__action-btn {
  font-size: var(--font-size-xs);
  white-space: nowrap;
}

.mx-header__action-cart {
  padding-inline: 0.9rem;
}

.mx-header__action-icon {
  font-size: 0.95rem;
}

/* Mobile toggle */

.mx-header__toggle {
  display: none;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-300);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  cursor: pointer;
  background-color: var(--color-surface);
  color: var(--gray-900);
}

.mx-header__toggle-bar {
  width: 1.2rem;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-700);
  transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
}

.mx-header__toggle:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* Toggle animation when menu open */

.mx-header--nav-open .mx-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.mx-header--nav-open .mx-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Responsive behavior */

@media (max-width: 768px) {
  .mx-header__inner {
    padding-block: var(--space-2);
  }

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

  .mx-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(245, 247, 250, 0.98);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: 0 var(--space-4) var(--space-4);
    transform-origin: top;
    transform: scaleY(0.95);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .mx-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
    margin-top: var(--space-2);
  }

  .mx-header__nav-link {
    padding-block: 0.4rem;
    font-size: var(--font-size-base);
  }

  .mx-header__actions {
    margin-top: var(--space-3);
    justify-content: flex-start;
  }

  .mx-header__action-btn {
    flex: 1 1 auto;
    justify-content: center;
  }

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

@media (min-width: 769px) {
  .mx-header__nav {
    position: static;
  }
}

/* High-contrast tweak for focus within nav */

.mx-header__nav-link:focus-visible {
  outline: none;
}

.mx-header__nav-link:focus-visible::after {
  height: 3px;
}