.mvx-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 245, 246, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.mvx-header__top {
  width: 100%;
}

.mvx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.mvx-header__skip-link {
  position: absolute;
  left: 50%;
  transform: translate(-50%, -200%);
  padding: 0.5rem 1rem;
  background: #000;
  color: #fff;
  z-index: 100;
  border-radius: var(--radius-full);
}

.mvx-header__skip-link:focus-visible {
  transform: translate(-50%, 0.5rem);
}

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

.mvx-header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--font-size-sm);
}

.mvx-header__logo::after {
  content: none;
}

.mvx-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(145deg, #1f2933, #3b4250);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.mvx-header__logo-mark::before,
.mvx-header__logo-mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 7px;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.mvx-header__logo-mark::after {
  inset: 11px 9px 9px 11px;
  border-color: var(--color-accent-wood);
  opacity: 0.9;
}

.mvx-header__logo-text {
  color: var(--color-text);
}

.mvx-header__nav {
  display: flex;
}

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

.mvx-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: none;
  letter-spacing: 0.03em;
}

.mvx-header__nav-link::after {
  height: 2px;
}

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

.mvx-header__nav-link--cta {
  padding: 0.55rem 1rem;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.mvx-header__nav-link--cta::after {
  content: none;
}

.mvx-header__nav-link--cta:hover,
.mvx-header__nav-link--cta:focus-visible {
  background: var(--color-primary-soft);
}

.mvx-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(255, 255, 255, 0.9);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mvx-header__toggle-bar {
  position: absolute;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.mvx-header__toggle-bar:first-child {
  top: 15px;
}

.mvx-header__toggle-bar:last-child {
  bottom: 15px;
}

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

.mvx-header__toggle--open .mvx-header__toggle-bar:first-child {
  top: 19px;
  transform: rotate(45deg);
}

.mvx-header__toggle--open .mvx-header__toggle-bar:last-child {
  bottom: 19px;
  transform: rotate(-45deg);
}

@media (max-width: 768px) {
  .mvx-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

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

  .mvx-header__nav {
    position: fixed;
    width: 100%;
    left: 0;
    top: 64px;
    background: rgba(5, 6, 10, 0.88);
    backdrop-filter: blur(18px);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), transform var(--transition-base);
    pointer-events: none;
  }

  .mvx-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-6) var(--space-4) var(--space-8);
  }

  .mvx-header__nav-link {
    font-size: var(--font-size-lg);
    color: #f9fafb;
  }

  .mvx-header__nav-link--cta {
    font-size: var(--font-size-base);
    width: 100%;
    text-align: center;
  }

  .mvx-header__nav--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}