.lv-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 10, 0.95), rgba(5, 6, 10, 0.78));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

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

.lv-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--font-size-xs);
}

.lv-header__logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 35% 65% 60% 40%;
  background: radial-gradient(circle at 20% 0, rgba(255, 204, 71, 0.35), transparent 55%),
    radial-gradient(circle at 80% 100%, rgba(255, 92, 122, 0.45), transparent 60%),
    #05060a;
  border: 1px solid rgba(255, 204, 71, 0.6);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.8), 0 10px 25px rgba(0, 0, 0, 0.75);
  position: relative;
}

.lv-header__logo-mark::after {
  content: "LV";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-primary-strong);
}

.lv-header__logo-text {
  font-size: var(--font-size-sm);
}

.lv-header__nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

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

.lv-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding-block: 0.35rem;
}

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

.lv-header__nav-link:hover,
.lv-header__nav-link:focus-visible {
  color: var(--color-primary-strong);
}

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

.lv-header__nav-item--has-pill .lv-header__nav-link {
  padding-inline: 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 204, 71, 0.4);
  background: radial-gradient(circle at top left, rgba(255, 204, 71, 0.18), transparent 55%);
}

.lv-header__nav-item--has-pill .lv-header__nav-link::after {
  display: none;
}

.lv-header__nav-item--has-pill .lv-header__nav-link span {
  background: linear-gradient(135deg, #ffcc47, #ff8a47);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lv-header__cta-wrap {
  display: flex;
  align-items: center;
}

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

.lv-header__toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(5, 6, 10, 0.9);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.35rem;
  cursor: pointer;
}

.lv-header__toggle-bar {
  width: 1.25rem;
  height: 2px;
  border-radius: 999px;
  background: var(--color-gray-100);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

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

.lv-header--menu-open .lv-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.lv-header--menu-open .lv-header__toggle-bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 768px) {
  .lv-header {
    z-index: 1000;
  }

  .lv-header__inner {
    padding-block: var(--space-2);
  }

  .lv-header__toggle {
    display: inline-flex;
    position: relative;
    z-index: 1002;
  }

  .lv-header__nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100dvh;
    z-index: 1001;
    padding: 5.5rem 1.25rem 2rem;
    overflow-y: auto;
    background: #05060a;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--transition-normal),
    opacity var(--transition-normal),
    visibility var(--transition-normal);
  }

  .lv-header__nav-list {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .lv-header__nav-link {
    display: block;
    width: 100%;
    font-size: var(--font-size-md);
  }

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

  .lv-header__cta-wrap {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lv-header,
  .lv-header__nav {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}