.vs-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(14, 15, 18, 0.96), rgba(14, 15, 18, 0.9));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.vs-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
  gap: var(--space-4);
}

.vs-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.vs-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: inherit;
}

.vs-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 0, rgba(200, 164, 90, 0.9), rgba(32, 35, 45, 1));
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06), 0 14px 30px rgba(0, 0, 0, 0.85);
}

.vs-header__title-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.vs-header__site-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-heading);
}

.vs-header__tagline {
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-400);
  white-space: nowrap;
}

.vs-header__nav {
  display: flex;
}

.vs-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.vs-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-block: 0.25rem;
  font-size: var(--font-size-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-200);
}

.vs-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.2rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(to right, rgba(200, 164, 90, 0.1), rgba(200, 164, 90, 0.8));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.vs-header__nav-link:hover::after,
.vs-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.vs-header__nav-link--cta {
  padding-inline: 1.1rem;
  padding-block: 0.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(200, 164, 90, 0.55);
  background: radial-gradient(circle at top left, rgba(200, 164, 90, 0.14), rgba(31, 77, 77, 0.92));
  color: var(--color-text);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.75);
}

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

.vs-header__nav-link--cta:hover,
.vs-header__nav-link--cta:focus-visible {
  background: radial-gradient(circle at top left, rgba(200, 164, 90, 0.16), var(--color-primary-hover));
}

.vs-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: radial-gradient(circle at top left, rgba(200, 164, 90, 0.16), rgba(14, 15, 18, 0.96));
  color: var(--color-text);
}

.vs-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-100);
  transition: transform var(--transition-normal), opacity var(--transition-normal), translate var(--transition-normal);
}

.vs-header__toggle[aria-expanded="true"] .vs-header__toggle-bar:nth-child(1) {
  transform: rotate(42deg);
  translate: 0 4px;
}

.vs-header__toggle[aria-expanded="true"] .vs-header__toggle-bar:nth-child(2) {
  transform: rotate(-42deg);
  translate: 0 -4px;
}

@media (max-width: 900px) {
  .vs-header__inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }

  .vs-header__tagline {
    display: none;
  }

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

  .vs-header__nav {
    position: fixed;
    inset-inline: 0;
    top: 64px;
    background: radial-gradient(circle at top left, rgba(200, 164, 90, 0.24), rgba(14, 15, 18, 0.98));
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
  }

  .vs-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-5) var(--space-6) var(--space-6);
    gap: var(--space-4);
  }

  .vs-header__nav-link {
    font-size: var(--font-size-md);
  }

  .vs-header__nav-link--cta {
    width: 100%;
    justify-content: center;
  }

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

  body.vs-header--nav-open {
    overflow: hidden;
  }
}

@media (max-width: 540px) {
  .vs-header__site-name {
    font-size: 1rem;
    letter-spacing: 0.2em;
  }

  .vs-header__logo-mark {
    width: 32px;
    height: 32px;
  }
}