/* Header-specific styles for WAFFLE ADVERTISING LTD */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.site-header-inner {
  gap: var(--space-4);
}

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

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--gray-900);
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 50%, #00b7ff 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.brand-drop {
  width: 16px;
  height: 22px;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background-color: #ffffff;
  position: relative;
}

.brand-drop::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 4px;
  border-radius: 999px;
  background-color: var(--color-primary-soft);
}

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

.brand-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

.brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Navigation */

.primary-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-item {
  list-style: none;
}

.nav-link {
  font-size: var(--font-size-sm);
  color: var(--gray-700);
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-primary);
  border-color: var(--color-primary-soft);
}

.nav-item-cta .nav-cta {
  font-size: var(--font-size-sm);
  padding-inline: 16px;
  white-space: nowrap;
}

/* Mobile menu toggle */

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  background-color: #ffffff;
}

.nav-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-700);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

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

/* Transform into close icon when open */

.nav-toggle.is-active .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Responsive behavior */

@media (max-width: 880px) {
  .site-header-inner {
    justify-content: space-between;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: #ffffff;
    box-shadow: var(--shadow-md);
    transform-origin: top;
    transform: scaleY(0.9);
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    transition: opacity var(--transition-normal), transform var(--transition-normal), max-height var(--transition-normal), visibility var(--transition-normal);
  }

  .primary-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: scaleY(1);
    max-height: 420px;
  }

  .primary-nav .nav-list {
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4);
    gap: var(--space-2);
  }

  .primary-nav .nav-link {
    padding-block: 8px;
  }

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

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

@media (min-width: 881px) {
  .primary-nav {
    position: static;
  }
}