/* ============================================================================
   WORKFORCE DEMOCRACY PROJECT - HEADER
   Version: 37.11.0-PHASE3B
   Date: November 14, 2024
   
   Header, navigation, and top-bar styles
   
   Dependencies: variables.css (MUST load before this file)
   
   ============================================================================ */

/* ============================================
   SITE HEADER
   ============================================ */

.site-header {
  /* Background handled by unified-color-scheme.css - DO NOT override */
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
  overflow: visible;
}

.site-header.scrolled {
  /* Scrolled state handled by unified-color-scheme.css - DO NOT override */
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  gap: var(--space-md);
  overflow: visible;
}

/* ============================================
   BRAND / LOGO
   ============================================ */

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

.site-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-extrabold);
  /* Color handled by unified-color-scheme.css - DO NOT set here to avoid conflicts */
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

@media (min-width: 480px) {
  .site-title {
    font-size: var(--font-size-lg);
    gap: var(--space-sm);
  }
}

@media (min-width: 768px) {
  .site-title {
    font-size: var(--font-size-xl);
  }
}

.site-logo {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

@media (min-width: 480px) {
  .site-logo {
    width: 40px;
    height: 40px;
  }
}

@media (min-width: 768px) {
  .site-logo {
    width: 48px;
    height: 48px;
  }
}

.establishment {
  font-size: var(--font-size-xs);
  color: var(--primary-dark);  /* Purple to match header theme */
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.1em;
  margin: 0;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);  /* Subtle glow for readability */
}

/* ============================================
   DESKTOP NAVIGATION
   ============================================ */

.desktop-nav {
  display: none;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
  margin: 0;
  padding: 0;
  justify-content: flex-end;
  max-width: 100%;
}

.nav-list a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: var(--font-weight-medium);
  font-size: 0.875rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-list a:hover {
  background: rgba(243, 156, 18, 0.2);
  color: #FFFFFF;
  text-decoration: none;
  transform: translateY(-2px);
}

.nav-list a:focus {
  outline: none;
}

.nav-list a:focus-visible {
  background: rgba(243, 156, 18, 0.3);
  color: #FFFFFF;
  text-decoration: none;
  outline: 2px solid var(--secondary);
  outline-offset: 2px;
}

/* ============================================
   MOBILE CONTROLS
   ============================================ */

.mobile-controls {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  overflow: visible;
  position: relative;
  z-index: 1000;
}

/* Hide on desktop (but keep on landscape phones) */
@media (min-width: 1024px) and (min-height: 500px) {
  .mobile-controls {
    display: none;
  }
}

/* ============================================
   MOBILE MENU TOGGLE (Hamburger)
   ============================================ */

.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  border: 2px solid var(--primary-dark);
  cursor: pointer;
  padding: 12px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  min-width: 48px;
  min-height: 48px;
  width: 48px;
  height: 48px;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
  position: relative;
}

/* Hamburger icon using span element */
.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  background: #ffffff;
  border-radius: 2px;
  position: relative;
  transition: background 0.3s ease;
}

.mobile-menu-toggle span::before,
.mobile-menu-toggle span::after {
  content: '';
  display: block;
  width: 24px;
  height: 3px;
  background: #ffffff;
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
}

.mobile-menu-toggle span::before {
  top: -8px;
}

.mobile-menu-toggle span::after {
  bottom: -8px;
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
  background: var(--primary-dark);
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.6);
}

.mobile-menu-toggle:active {
  transform: scale(0.95);
}

/* Animation when menu is open - transforms to X */
.mobile-nav.active + * .mobile-menu-toggle span {
  background: transparent;
}

.mobile-nav.active + * .mobile-menu-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}

.mobile-nav.active + * .mobile-menu-toggle span::after {
  bottom: 0;
  transform: rotate(-45deg);
}

/* ============================================
   MOBILE NAVIGATION
   ============================================ */

.mobile-nav {
  display: none;
  background: var(--surface);
  border-top: 1px solid var(--border-light);
  padding: var(--space-md) 0;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav-list li {
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-list li:last-child {
  border-bottom: none;
}

.mobile-nav-list a {
  display: block;
  padding: var(--space-md);
  color: var(--text);
  font-weight: var(--font-weight-medium);
  transition: background var(--transition-fast);
}

.mobile-nav-list a:hover,
.mobile-nav-list a:focus {
  background: var(--surface-alt);
  color: var(--primary);
  text-decoration: none;
}