/* Header styles for GOL CATERING */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: linear-gradient(to bottom, rgba(5, 9, 8, 0.96), rgba(5, 9, 8, 0.92));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
  gap: var(--space-12);
}

.header-branding {
  display: flex;
  align-items: center;
}

.branding-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
}

.branding-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 20% 0%, rgba(200, 156, 74, 0.6), transparent 55%),
              radial-gradient(circle at 80% 100%, rgba(31, 107, 74, 0.7), transparent 55%),
              #050908;
  border: 1px solid rgba(200, 156, 74, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.16em;
  color: var(--color-accent);
}

.branding-text {
  display: flex;
  flex-direction: column;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.site-tagline {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray-400);
}

/* Navigation */

.primary-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  list-style: none;
}

.nav-link {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-100);
  padding: 0.25rem 0;
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-primary-strong));
  transition: width var(--transition-fast);
}

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

.nav-item.nav-cta {
  margin-left: var(--space-8);
}

.nav-cta-btn {
  font-size: 0.75rem;
  padding-inline: 1.4rem;
}

/* Mobile menu toggle */

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-4);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--gray-100);
  background-color: rgba(5, 9, 8, 0.8);
}

.nav-toggle:hover {
  background-color: rgba(19, 30, 27, 0.96);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.nav-toggle-box {
  position: relative;
  width: 18px;
  height: 14px;
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
}

.nav-toggle-line {
  display: block;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-100);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.nav-toggle-label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Open state */

.site-header.menu-open .nav-toggle {
  background-color: rgba(19, 30, 27, 0.98);
}

.site-header.menu-open .nav-toggle-line:first-child {
  transform: translateY(6px) rotate(45deg);
}

.site-header.menu-open .nav-toggle-line:last-child {
  transform: translateY(-6px) rotate(-45deg);
}

/* Responsive layout */

@media (max-width: 960px) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: fixed;
    inset: 80px 0 auto 0;
    max-height: 0;
    overflow: hidden;
    background: linear-gradient(to bottom, rgba(5, 9, 8, 0.96), rgba(5, 9, 8, 0.92));
    border-bottom: 1px solid var(--color-border);
    transition: max-height var(--transition-slow);
  }

  .site-header.menu-open .primary-nav {
    max-height: 440px;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-12) var(--space-16) var(--space-16);
    gap: var(--space-8);
  }

  .nav-item.nav-cta {
    width: 100%;
    margin-left: 0;
    margin-top: var(--space-8);
  }

  .nav-cta-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .site-tagline {
    display: none;
  }

  .branding-mark {
    width: 36px;
    height: 36px;
    font-size: 0.8rem;
  }
}

/* Utility class for focus trap sentinel (if needed) */

.nav-focus-guard {
  position: fixed;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}