/* ============================================
   AUTONEX - HEADER & NAVIGATION
   ============================================ */

/* ── Top Bar ── */
.topbar {
  background: var(--color-primary-dark);
  padding: 8px 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 96% !important;
}
.site-header .container {
  max-width: 96% !important;
}
.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.topbar-item {
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-base);
}
.topbar-item:hover { color: var(--color-accent-light); }
.topbar-item svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-fixed);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-light-mid);
  transition: all var(--transition-base);
  height: var(--header-height);
  display: flex;
  align-items: center;
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 51, 102, 0.12);
  border-bottom-color: rgba(0, 51, 102, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  width: 100%;
}

/* ── Logo ── */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-img {
  height: 48px !important;
  max-height: 48px !important;
  width: auto !important;
  object-fit: contain !important;
}
.site-logo img {
  height: 48px !important;
  max-height: 48px !important;
  width: auto !important;
  object-fit: contain !important;
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.logo-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}
.logo-text-ar {
  font-family: 'Cairo', sans-serif;
  font-weight: 900;
  font-size: 52px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
}
.logo-tagline {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Navigation ── */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  justify-content: center;
}
.nav-item { position: relative; }
.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 14px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
  background: rgba(0, 51, 102, 0.06);
}
.nav-link.active { color: var(--color-primary); }
.nav-link .chevron {
  width: 14px; height: 14px;
  transition: transform var(--transition-base);
  opacity: 0.6;
}
.nav-item:hover .nav-link .chevron { transform: rotate(180deg); }

/* ── Mega Menu / Dropdown ── */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 320px;
  background: white;
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-light);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: var(--z-dropdown);
}
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -30px;
  left: -15px;
  right: -15px;
  height: 40px;
}
.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: all var(--transition-base);
  text-decoration: none;
}
.dropdown-item * {
  pointer-events: none;
}
.dropdown-item::before {
  display: none;
}
.dropdown-item:hover {
  background: var(--color-primary);
  color: white !important;
}
.dropdown-item:hover .title {
  color: white !important;
}
.dropdown-item:hover .desc {
  color: rgba(255, 255, 255, 0.8) !important;
}
.dropdown-item:hover .icon {
  background: rgba(255, 255, 255, 0.2) !important;
  color: white !important;
}
.dropdown-item .icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(0, 51, 102, 0.06);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.dropdown-item .icon svg {
  width: 20px; height: 20px;
}
.dropdown-item .text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dropdown-item .title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-primary);
}
.dropdown-item .desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.3;
}
.dropdown-divider {
  height: 1px;
  background: var(--color-light-mid);
  margin: 4px 0;
}
.dropdown-label {
  padding: 6px 14px 4px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Mega menu ── */
.mega-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 1120px;
  background: white;
  border: 1px solid var(--color-light-mid);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  padding: 2.25rem;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: var(--z-dropdown);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.mega-menu::before {
  content: '';
  position: absolute;
  top: -30px;
  left: -20px;
  right: -20px;
  height: 40px;
}
.nav-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
.mega-col-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 8px 8px;
  border-bottom: 2px solid var(--color-accent);
  margin-bottom: 6px;
}
.mega-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
  transition: all var(--transition-base);
}
.mega-item:hover { background: rgba(0, 51, 102, 0.06); color: var(--color-primary); }
.mega-item::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Multi-Level Mega Menu Flyout System */
.mega-parent-item {
  position: relative;
  margin-bottom: 2px;
}

.mega-item-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 14px;
  border-radius: var(--radius-md);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  transition: all var(--transition-base);
  text-decoration: none;
}

.mega-item-link:hover {
  background: var(--color-primary);
  color: white;
}

.mega-arrow {
  width: 14px;
  height: 14px;
  fill: currentColor;
  opacity: 0.5;
  transition: transform var(--transition-base);
  margin-left: auto;
}

.mega-item-link:hover .mega-arrow {
  transform: translateX(2px);
  opacity: 1;
}

/* Level 2 Submenu */
.mega-submenu-l2 {
  position: absolute;
  left: 98%;
  top: -6px;
  width: 280px;
  background: white;
  border: 1px solid var(--color-light-mid);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 51, 102, 0.12);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.22s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 100;
}

/* Centre long submenus vertically so they never go off-screen */
.mega-submenu-l2.shift-up {
  top: 50%;
  transform: translateX(10px) translateY(-50%);
}

.mega-submenu-l3.shift-up,
.mega-submenu-l4.shift-up {
  top: 50%;
  transform: translateX(10px) translateY(-50%);
}

.mega-parent-item:hover > .mega-submenu-l2 {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.mega-parent-item:hover > .mega-submenu-l2.shift-up,
.mega-parent-item:hover > .mega-submenu-l3.shift-up,
.mega-parent-item:hover > .mega-submenu-l4.shift-up {
  transform: translateX(0) translateY(-50%);
}

.mega-sub-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition-base);
  text-decoration: none;
}

.mega-sub-item:hover {
  background: var(--color-primary);
  color: white;
}

.mega-sub-item:hover .mega-arrow {
  transform: translateX(2px);
  opacity: 1;
}

/* Level 3 Submenu */
.mega-sub-parent-item {
  position: relative;
}

.mega-submenu-l3 {
  position: absolute;
  left: 98%;
  top: -6px;
  width: 260px;
  background: white;
  border: 1px solid var(--color-light-mid);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 51, 102, 0.12);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.22s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 110;
}

.mega-sub-parent-item:hover > .mega-submenu-l3 {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.mega-sub-item-l3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition-base);
  text-decoration: none;
}

.mega-sub-item-l3:hover {
  background: var(--color-primary);
  color: white;
}

.mega-sub-item-l3:hover .mega-arrow {
  transform: translateX(2px);
  opacity: 1;
}

/* Level 4 Submenu */
.mega-submenu-l4 {
  position: absolute;
  left: 98%;
  top: -6px;
  width: 210px;
  background: white;
  border: 1px solid var(--color-light-mid);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 51, 102, 0.12);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.22s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: 120;
}

.mega-sub-parent-item:hover > .mega-submenu-l4 {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.mega-submenu-l4.open-left {
  left: auto;
  right: 98%;
  transform: translateX(-10px);
}

.mega-sub-parent-item:hover > .mega-submenu-l4.open-left {
  transform: translateX(0);
}

.mega-sub-item-l4 {
  display: block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-text);
  transition: all var(--transition-base);
  text-decoration: none;
}

.mega-sub-item-l4:hover {
  background: var(--color-primary);
  color: white;
}


/* ── Header Actions ── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}
.search-toggle {
  flex-shrink: 0;
  white-space: nowrap;
  padding: 10px 25px !important;
  min-width: 210px !important;
  font-size: 0.875rem !important;
}
.search-toggle:hover {
  transform: translateY(-2px);
}
@media (max-width: 768px) {
  .search-toggle {
    min-width: 0 !important;
    padding: 10px !important;
    font-size: 0 !important;
  }
  .search-btn-text {
    display: none !important;
  }
}

/* ── Search Overlay ── */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-box {
  width: 100%;
  max-width: 700px;
  background: white;
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-2xl);
  animation: scaleIn 0.3s ease;
}
.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 10px 16px;
  background: var(--color-offwhite);
}
.search-input-wrap input {
  flex: 1;
  border: none;
  background: none;
  font-size: 1.05rem;
  font-family: var(--font-primary);
  color: var(--color-text);
  outline: none;
}
.search-input-wrap input::placeholder { color: var(--color-text-muted); }
.search-input-wrap svg { width: 20px; height: 20px; color: var(--color-primary); flex-shrink: 0; }
.search-cat-select {
  border: none;
  background: var(--color-light);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  outline: none;
  cursor: pointer;
  margin-left: auto;
}
.search-cat-select:hover { background: rgba(0, 51, 102, 0.08); }
.search-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 1rem;
}
.filter-chip {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-light-mid);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-light);
  cursor: pointer;
  transition: all var(--transition-base);
}
.filter-chip:hover, .filter-chip.active {
  border-color: var(--color-primary);
  background: rgba(0, 51, 102, 0.06);
  color: var(--color-primary);
}
.search-results {
  margin-top: 1rem;
  max-height: 350px;
  overflow-y: auto;
}
.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-base);
}
.search-result-item:hover { background: var(--color-offwhite); }
.search-result-thumb {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--color-light);
}
.search-result-info h4 { font-size: 0.875rem; font-weight: 600; color: var(--color-text); }
.search-result-info span { font-size: 0.78rem; color: var(--color-text-muted); }
.search-no-results { text-align: center; padding: 2rem; color: var(--color-text-muted); font-size: 0.9rem; }

/* ── Mobile Menu Toggle ── */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-md);
  transition: background var(--transition-base);
}
.menu-toggle:hover { background: rgba(0, 51, 102, 0.06); }
.menu-toggle span {
  width: 24px; height: 2.5px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; width: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Mobile Menu Drawer ── */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background: white;
  z-index: var(--z-modal);
  transform: translateX(-100%);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-2xl);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 1.5rem;
  display: none;
}
@media (max-width: 1100px) {
  .mobile-drawer { display: flex; }
}
.mobile-drawer.open { transform: translateX(0); }
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: calc(var(--z-modal) - 1);
  display: none;
}
.mobile-drawer-backdrop.open { display: block; animation: fadeIn 0.2s ease; }
.mobile-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-light-mid);
}
.drawer-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--color-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--color-text-light);
}
.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 0;
  border-bottom: 1px solid var(--color-light-mid);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
}
.mobile-nav-link:hover { color: var(--color-primary); }
.mobile-sub-menu { padding-left: 1rem; display: none; }
.mobile-sub-menu.open { display: block; }
.mobile-sub-link {
  display: block;
  padding: 9px 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-light);
}
.mobile-sub-link:hover { color: var(--color-primary); }
.mobile-drawer-footer {
  margin-top: auto;
  padding-top: 1.5rem;
}
.mobile-contact-info { display: flex; flex-direction: column; gap: 10px; margin-bottom: 1rem; }
.mobile-contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.mobile-contact-item svg { width: 16px; height: 16px; color: var(--color-primary); }

/* ── Responsive Header ── */
@media (max-width: 1100px) {
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .topbar { display: none; }
}
@media (max-width: 768px) {
  .logo-tagline { display: none; }
  .header-actions a.btn { display: none; }
  .header-search-btn { display: none !important; }
  .header-inner { gap: 10px; }
  .site-logo { max-width: 70%; }
  .logo-img { height: 42px !important; max-height: 42px !important; }
  .logo-text-ar { font-size: 38px !important; }
}