/* Header styles for Select Insight Pro */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background:
    radial-gradient(circle at 0 0, rgba(217, 181, 107, 0.12), transparent 55%),
    radial-gradient(circle at 100% 0, rgba(13, 191, 143, 0.18), transparent 55%),
    linear-gradient(120deg, rgba(5, 9, 11, 0.98), rgba(11, 19, 23, 0.98));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  gap: var(--space-8);
}

/* Brand */
.site-header__brand {
  display: flex;
  align-items: center;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  text-decoration: none;
}

.site-header__logo-link::after {
  content: none;
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 20% 0, rgba(217, 181, 107, 0.75), transparent 60%),
    radial-gradient(circle at 80% 100%, rgba(13, 191, 143, 0.75), transparent 60%),
    #05090b;
  box-shadow: 0 0 0 1px rgba(217, 181, 107, 0.4), 0 12px 26px rgba(0, 0, 0, 0.85);
}

.site-header__logo-icon {
  color: var(--color-heading);
  font-size: 1rem;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.site-header__brand-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-lg);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-header__brand-tagline {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Navigation */
.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-header__nav-link {
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  position: relative;
  padding-bottom: 0.15rem;
}

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

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

.site-header__nav-item--cta .site-header__nav-link--cta {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(217, 181, 107, 0.7);
  background:
    linear-gradient(135deg, rgba(217, 181, 107, 0.35), transparent 30%) border-box,
    radial-gradient(circle at 0 0, rgba(13, 191, 143, 0.45), transparent 60%) padding-box;
  color: var(--color-heading);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.85);
}

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

.site-header__nav-item--cta .site-header__nav-link--cta:hover,
.site-header__nav-item--cta .site-header__nav-link--cta:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.95);
}

/* Active link helper class */
.site-header__nav-link--active {
  color: var(--color-heading);
}

.site-header__nav-link--active::after {
  width: 100%;
}

/* Mobile toggle */
.site-header__toggle {
  display: none;
  position: relative;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  align-items: center;
  justify-content: center;
  padding: 0;
  background: radial-gradient(circle at 0 0, rgba(217, 181, 107, 0.3), transparent 55%),
    rgba(5, 9, 11, 0.9);
  color: var(--color-heading);
}

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

.site-header__toggle-bar {
  width: 16px;
  height: 1.6px;
  border-radius: 999px;
  background-color: var(--color-heading);
  position: absolute;
  transition: transform var(--transition-normal), opacity var(--transition-normal), top var(--transition-normal), bottom var(--transition-normal);
}

.site-header__toggle-bar:nth-child(1) {
  top: 9px;
}

.site-header__toggle-bar:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.site-header__toggle-bar:nth-child(3) {
  bottom: 9px;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 768px) {
  .site-header__inner {
    padding-top: var(--space-4);
    padding-bottom: var(--space-4);
  }

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

  .site-header__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    transform-origin: top;
    transform: scaleY(1);
    max-height: 0;
    opacity: 0;
    pointer-events: none;
    transition: max-height var(--transition-slow), opacity var(--transition-normal);
    background:
      radial-gradient(circle at 0 0, rgba(217, 181, 107, 0.16), transparent 55%),
      radial-gradient(circle at 100% 0, rgba(13, 191, 143, 0.18), transparent 55%),
      #05090b;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.9);
  }

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

  .site-header__nav-link {
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  .site-header__nav--open {
    max-height: 420px;
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 480px) {
  .site-header__brand-title {
    font-size: var(--fs-base);
  }

  .site-header__brand-tagline {
    display: none;
  }
}