/**
 * Enhanced Header Styles for Librerie.cloud
 * Modern sticky header with glassmorphism and smart behaviors
 */

/* ==================== BODY OFFSET FOR FIXED HEADER ==================== */
.body_content_wrapper {
  padding-top: 116px; /* 36px utility bar + 80px main header */
  transition: padding-top var(--transition-base);
}

/* ==================== HEADER WRAPPER ==================== */
.header-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: transform 0.3s ease;
}

.header-wrapper.header-hidden {
  transform: translateY(-100%);
}

/* ==================== UTILITY BAR ==================== */
.header-utility-bar {
  background: var(--color-cream, #F5F1E8);
  height: 36px;
  overflow: hidden;
  transition: height 0.3s ease, opacity 0.3s ease;
  border-bottom: 1px solid var(--color-linen, #E8E2D5);
}

.header-wrapper.header-compact .header-utility-bar {
  height: 0;
  opacity: 0;
}

.header-utility-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 36px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.header-utility-left,
.header-utility-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-utility-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-primary-700);
  text-decoration: none;
  transition: color var(--transition-fast);
  font-weight: 500;
}

.header-utility-link:hover {
  color: var(--color-primary-900);
}

.header-utility-text {
  font-size: var(--text-sm);
  color: var(--color-neutral-600);
  margin-right: var(--space-2);
}

.header-utility-social {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--color-paper, #FAF7F2);
  color: var(--color-primary-700);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  font-size: var(--text-sm);
}

.header-utility-social:hover {
  background: var(--color-primary-900);
  color: var(--color-paper, #FAF7F2);
}

/* ==================== MAIN HEADER ==================== */
.header-main {
  background: var(--color-paper, #FAF7F2);
  border-bottom: 1px solid var(--color-linen, #E8E2D5);
  min-height: 76px;
  display: flex;
  align-items: center;
  transition: min-height var(--transition-base), box-shadow var(--transition-base);
}

.header-wrapper.header-compact .header-main {
  min-height: 60px;
  box-shadow: 0 1px 0 0 var(--color-linen, #E8E2D5), 0 4px 12px -8px rgba(15, 23, 42, 0.08);
}

.header-main-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--space-6);
  gap: var(--space-8);
}

/* ==================== LOGO ==================== */
.header-logo {
  flex-shrink: 0;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.logo-link:hover {
  opacity: 0.85;
}

/* Logo mark editoriale — PNG mark + wordmark testuale */
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-500, #BB8A1B);
  flex-shrink: 0;
}

.logo-mark svg,
.logo-mark img {
  display: block;
}

.logo-mark img {
  height: 48px;
  width: auto;
}

.logo-text-wrapper {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-headings);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1;
}

.logo-text {
  color: var(--color-primary-900);
}

.logo-accent {
  color: var(--color-accent-600);
  font-weight: 500;
  font-style: italic;
}

.header-wrapper.header-compact .logo-text-wrapper {
  font-size: var(--text-xl);
}

/* ==================== NAVIGATION ==================== */
.header-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.header-nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.header-nav-item {
  position: relative;
}

.header-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  color: var(--color-neutral-700);
  font-weight: 500;
  font-size: var(--text-base);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.header-nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: var(--space-4);
  right: var(--space-4);
  height: 1px;
  background: var(--color-accent-500);
  transition: opacity var(--transition-base), transform var(--transition-base);
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left center;
}

.header-nav-link:hover,
.header-nav-link.active {
  color: var(--color-primary-900);
  background: transparent;
}

.header-nav-link:hover::after,
.header-nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-nav-link i.fa-chevron-down {
  font-size: 0.7em;
  opacity: 0.6;
  transition: transform var(--transition-fast);
}

.header-nav-item:hover .header-nav-link i.fa-chevron-down {
  transform: rotate(180deg);
}

/* Special styling for "Hai una libreria?" — link tipografico, no badge */
.header-nav-link.nav-highlight {
  color: var(--color-accent-600);
  background: transparent;
  border: none;
  font-style: italic;
}

.header-nav-link.nav-highlight:hover {
  color: var(--color-accent-700);
  background: transparent;
}

.header-nav-link.nav-highlight i {
  font-size: 0.8em;
  opacity: 0.7;
}

/* ==================== MEGA MENU — editorial ==================== */
.megamenu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--color-paper, #FAF7F2);
  border: 1px solid var(--color-linen, #E8E2D5);
  border-radius: 4px;
  box-shadow: 0 12px 40px -12px rgba(15, 23, 42, 0.12);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  min-width: 680px;
  z-index: 100;
}

.header-nav-item:hover .megamenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.megamenu-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-10);
  padding: var(--space-8);
}

.megamenu-column h3 {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary-500);
  margin: 0 0 var(--space-4) 0;
  padding: 0;
  border: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.megamenu-column h3 i {
  color: var(--color-accent-500);
  font-size: 0.85em;
  opacity: 0.8;
}

.megamenu-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.megamenu-column ul li {
  margin: 0;
}

.megamenu-column ul li a {
  display: block;
  padding: var(--space-2) 0;
  color: var(--color-primary-800);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
  border-bottom: 1px solid transparent;
}

.megamenu-column ul li a:hover {
  background: transparent;
  color: var(--color-accent-600);
  padding-left: 0;
}

/* Featured column nel mega menu — niente gradient, editoriale */
.megamenu-column.featured {
  background: var(--color-cream, #F5F1E8);
  border-radius: 2px;
  padding: var(--space-6);
}

.featured-bookshop {
  text-align: left;
}

.featured-bookshop img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 2px;
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-linen);
}

.featured-bookshop h4 {
  font-family: var(--font-headings);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary-900);
  margin: 0 0 var(--space-1) 0;
  letter-spacing: -0.01em;
}

.featured-bookshop p {
  font-size: var(--text-sm);
  color: var(--color-primary-600);
  margin: 0 0 var(--space-3);
  line-height: 1.45;
}

/* ==================== HEADER ACTIONS ==================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Search */
.header-search {
  position: relative;
}

.search-trigger {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-linen, #E8E2D5);
  background: transparent;
  color: var(--color-primary-700);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-trigger:hover {
  background: var(--color-cream, #F5F1E8);
  border-color: var(--color-primary-300);
  color: var(--color-primary-900);
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 400px;
  background: var(--color-paper, #FAF7F2);
  border: 1px solid var(--color-linen, #E8E2D5);
  border-radius: 4px;
  box-shadow: 0 12px 40px -12px rgba(15, 23, 42, 0.12);
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  z-index: 100;
}

.header-search.active .search-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.search-dropdown input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-linen, #E8E2D5);
  background: #fff;
  border-radius: 2px;
  font-size: var(--text-base);
  transition: border-color var(--transition-fast);
}

.search-dropdown input:focus {
  outline: none;
  border-color: var(--color-accent-600);
}

/* Action Icons — sobrie, no badge fluo */
.action-icon {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-700);
  cursor: pointer;
  text-decoration: none;
}

.action-icon:hover {
  background: var(--color-cream, #F5F1E8);
  border-color: var(--color-linen, #E8E2D5);
  color: var(--color-primary-900);
}

.action-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--color-accent-500);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 5px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
  line-height: 1;
}

/* User Dropdown */
.user-menu-dropdown {
  position: relative;
}

.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-neutral-50);
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-menu-trigger:hover {
  background: var(--color-primary-50);
  border-color: var(--color-primary-200);
}

.user-avatar,
.user-avatar-placeholder {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.user-avatar-placeholder {
  background: var(--color-primary-500);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
}

.user-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-neutral-700);
}

.user-menu-trigger i.fa-chevron-down {
  font-size: 0.75em;
  color: var(--color-neutral-500);
  transition: transform var(--transition-fast);
}

.user-menu-dropdown:hover .user-menu-trigger i.fa-chevron-down {
  transform: rotate(180deg);
}

.user-menu-content {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 280px;
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 100;
}

.user-menu-dropdown:hover .user-menu-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-menu-header {
  padding: var(--space-5);
  border-bottom: 1px solid var(--color-neutral-200);
  background: var(--color-primary-50);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.user-menu-name {
  font-weight: 700;
  color: var(--color-neutral-900);
  margin: 0 0 var(--space-1) 0;
  font-size: var(--text-base);
}

.user-menu-email {
  font-size: var(--text-sm);
  color: var(--color-neutral-600);
  margin: 0;
}

.user-menu-list {
  list-style: none;
  padding: var(--space-2);
  margin: 0;
}

.user-menu-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  color: var(--color-neutral-700);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-size: var(--text-sm);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.user-menu-link:hover {
  background: var(--color-primary-50);
  color: var(--color-primary-700);
}

.user-menu-link i {
  width: 18px;
  text-align: center;
  color: var(--color-neutral-500);
}

.user-menu-link:hover i {
  color: var(--color-primary-600);
}

.user-menu-divider {
  height: 1px;
  background: var(--color-neutral-200);
  margin: var(--space-2) 0;
}

.user-menu-logout {
  color: var(--color-red-600);
}

.user-menu-logout:hover {
  background: var(--color-red-50);
  color: var(--color-red-700);
}

/* ==================== MOBILE MENU ==================== */
.header-mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background: var(--color-neutral-700);
  transition: all var(--transition-base);
}

.header-mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translateY(7px);
}

.header-mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.header-mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translateY(-7px);
}

/* ==================== MOBILE MENU — editorial ==================== */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: 999;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-container {
  position: fixed;
  right: -100%;
  top: 0;
  width: 92%;
  max-width: 420px;
  height: 100vh;
  background: var(--color-paper, #FAF7F2);
  transition: right var(--transition-slow);
  z-index: 1000;
  overflow-y: auto;
  box-shadow: -8px 0 32px -12px rgba(15, 23, 42, 0.15);
  display: flex;
  flex-direction: column;
}

.mobile-menu-overlay.active .mobile-menu-container {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-linen, #E8E2D5);
  background: var(--color-paper, #FAF7F2);
  flex-shrink: 0;
}

.mobile-menu-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.mobile-menu-logo-mark {
  color: var(--color-accent-500);
  display: inline-flex;
}

.mobile-menu-logo-mark img {
  height: 36px;
  width: auto;
}

.mobile-menu-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid var(--color-linen);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-700);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mobile-menu-close:hover {
  background: var(--color-cream);
  color: var(--color-primary-900);
}

/* Editorial intro */
.mobile-menu-intro {
  padding: var(--space-6) var(--space-6) var(--space-4);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-menu-eyebrow {
  font-family: var(--font-primary);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary-500);
}

.mobile-menu-tagline {
  font-family: var(--font-headings);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.35;
  color: var(--color-primary-900);
  letter-spacing: -0.005em;
}

/* Sezioni */
.mobile-menu-nav,
.mobile-menu-section {
  padding: var(--space-4) var(--space-6);
}

.mobile-menu-section {
  border-top: 1px solid var(--color-linen);
}

.mobile-menu-section--ink {
  background: var(--color-primary-900);
  color: var(--color-paper, #FAF7F2);
  border-top-color: var(--color-primary-800);
  margin-top: auto;
}

.mobile-menu-section-title {
  font-family: var(--font-primary);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary-500);
  margin: 0 0 var(--space-3);
}

.mobile-menu-section-title--light {
  color: rgba(250, 247, 242, 0.6);
}

.mobile-menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
}

.mobile-menu-item {
  margin: 0;
}

.mobile-menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  color: var(--color-primary-900);
  text-decoration: none;
  font-family: var(--font-headings);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-bottom: 1px solid var(--color-linen);
  transition: color var(--transition-fast);
  min-height: 48px;
}

.mobile-menu-link:hover,
.mobile-menu-link:active {
  color: var(--color-accent-600);
}

.mobile-menu-arrow {
  font-size: 0.9em;
  opacity: 0.5;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-link:hover .mobile-menu-arrow {
  opacity: 1;
  transform: translateX(3px);
}

/* Variant accent (su sfondo dark — Caatalog) */
.mobile-menu-link--accent {
  color: var(--color-paper, #FAF7F2);
  border-bottom-color: rgba(250, 247, 242, 0.1);
  font-size: 1.0625rem;
  font-family: var(--font-primary);
  font-weight: 500;
}

.mobile-menu-link--accent:hover {
  color: var(--color-accent-300);
}

.mobile-menu-link .pin-mark {
  margin-right: 0;
}

/* Footer */
.mobile-menu-footer {
  padding: var(--space-5) var(--space-6);
  background: var(--color-primary-900);
  color: var(--color-paper, #FAF7F2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-shrink: 0;
}

.mobile-menu-social {
  display: flex;
  gap: var(--space-3);
}

.mobile-menu-social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: transparent;
  color: var(--color-paper, #FAF7F2);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  border: 1px solid rgba(250, 247, 242, 0.2);
}

.mobile-menu-social-link:hover {
  background: var(--color-paper, #FAF7F2);
  color: var(--color-primary-900);
}

.mobile-menu-signature {
  font-size: 0.75rem;
  color: rgba(250, 247, 242, 0.7);
  margin: 0;
  font-family: var(--font-headings);
  font-style: italic;
}

.mobile-menu-signature strong {
  font-weight: 600;
  font-style: normal;
  color: var(--color-paper, #FAF7F2);
}

/* Hide deprecated quick-actions grid (in case still rendered somewhere) */
.mobile-menu-quick-actions { display: none; }
.mobile-menu-divider { display: none; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .header-nav {
    display: none;
  }

  .header-mobile-toggle {
    display: flex;
  }

  .header-utility-bar {
    display: none;
  }

  .header-main-content {
    gap: var(--space-4);
  }
}

@media (max-width: 768px) {
  .header-main-content {
    padding: 0 var(--space-4);
  }

  .logo-text-wrapper {
    font-size: var(--text-lg);
  }

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .user-name {
    display: none;
  }

  .search-dropdown {
    width: 320px;
  }
}

@media (max-width: 480px) {
  .header-actions {
    gap: var(--space-2);
  }

  .action-icon,
  .search-trigger {
    width: 36px;
    height: 36px;
  }

  .header-search {
    display: none;
  }
}