/* Header-specific styles for Platform Review Center */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(92, 16, 36, 0.96), rgba(92, 16, 36, 0.9));
  color: #f9f4ee;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.9rem;
}

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

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

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #f7f3ec 0, #f7f3ec 35%, #b88a3b 36%, #7a1c34 85%);
  box-shadow: var(--shadow-md);
}

.site-header__title {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.2;
}

.site-header__subtitle {
  font-family: var(--font-sans);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.85;
}

.site-header__nav {
  display: flex;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.site-header__nav-link {
  color: inherit;
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  position: relative;
  opacity: 0.9;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 0;
  height: 1px;
  background-color: var(--color-primary-soft);
  transition: width var(--transition-normal);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  opacity: 1;
}

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

.site-header__nav-link--cta {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(247, 243, 236, 0.5);
  background: radial-gradient(circle at top, rgba(247, 243, 236, 0.25), transparent 60%);
}

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

.site-header__nav-link--cta:hover,
.site-header__nav-link--cta:focus-visible {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-soft) 100%);
  color: #fff;
}

/* Mobile menu toggle */

.site-header__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(249, 244, 238, 0.5);
  background: rgba(92, 16, 36, 0.1);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 0;
  color: inherit;
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: #f9f4ee;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

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

/* Toggle animation */
.site-header__toggle.is-open .site-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.site-header__toggle.is-open .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header__toggle.is-open .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Responsive behavior */

@media (max-width: 900px) {
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: linear-gradient(to bottom, rgba(32, 26, 20, 0.98), rgba(32, 26, 20, 0.95));
    box-shadow: 0 18px 30px rgba(0, 0, 0, 0.45);
    transform-origin: top;
    transform: scaleY(0.9);
    opacity: 0;
    pointer-events: none;
    max-height: 0;
    transition: opacity var(--transition-normal), transform var(--transition-normal), max-height var(--transition-normal);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-5);
    gap: 1rem;
  }

  .site-header__nav-link {
    font-size: var(--font-size-sm);
  }

  .site-header__nav--open {
    opacity: 1;
    pointer-events: auto;
    transform: scaleY(1);
    max-height: 340px;
  }
}

@media (max-width: 520px) {
  .site-header__title {
    font-size: 0.95rem;
  }

  .site-header__subtitle {
    display: none;
  }
}