/* ==========================================================================
   Header Styles
   أنماط الهيدر - الصرح الشامخ
   ========================================================================== */

/* Top Bar */
.top-bar {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: var(--text-inverse);
    padding: var(--space-1) 0;
    font-size: var(--text-sm);
}

.top-bar__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row-reverse;
    /* For RTL: Social icons on right, contact on left */
}

.top-bar__contact {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.top-bar__item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition-base);
}

.top-bar__item:hover {
    color: #fff;
}

.top-bar__item svg {
    opacity: 0.8;
}

/* Social Icons Container */
.top-bar__social-icons {
    display: flex;
    align-items: center;
    gap: var(--space-5);
}

.top-bar__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.top-bar__social svg {
    opacity: 0.8;
    transition: var(--transition-base);
}

.top-bar__social:hover {
    background: rgba(255, 255, 255, 0.2);
}

.top-bar__social:hover svg {
    opacity: 1;
}

/* Custom Top Bar Menu */
.top-bar__menu {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    list-style: none;
    margin: 0;
    padding: 0;
    margin-right: var(--space-4);
    padding-right: var(--space-4);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.top-bar__menu li a {
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition-base);
    font-size: var(--text-sm);
}

.top-bar__menu li a:hover {
    color: #fff;
}

/* Main Header */
.site-header {
    background: var(--bg-primary);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: var(--transition-base);
}

.site-header.scrolled {
    box-shadow: var(--shadow-lg);
}

.header__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-1) var(--space-4);
    gap: var(--space-4);
    max-width: 1400px;
    margin: 0 auto;
}

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    align-self: center;
    flex-shrink: 0;
}

.header__logo img,
.header__logo .custom-logo {
    max-height: 90px;
    width: auto;
    vertical-align: middle;
    transition: transform 0.3s ease;
}

.header__logo:hover img {
    transform: scale(1.02);
}

/* Navigation */
.header__nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu>li {
    position: relative;
}

.nav-menu>li>a {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    white-space: nowrap;
}

.nav-menu>li>a:hover,
.nav-menu>li.current-menu-item>a,
.nav-menu>li.current-menu-ancestor>a {
    color: var(--primary-500);
    background: var(--primary-50);
}

/* Dropdown Arrow */
.nav-menu>li.menu-item-has-children>a::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-right: var(--space-1);
    transition: var(--transition-base);
}

.nav-menu>li.menu-item-has-children:hover>a::after {
    transform: rotate(180deg);
}

/* Submenu */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 260px;
    /* Wider for better readability */
    background: white;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    /* Slightly sharper corners like reference */
    padding: 12px 0;
    /* Vertical padding only */
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    list-style: none;
    z-index: var(--z-dropdown);
    border-top: 3px solid var(--secondary-500);
    /* Top accent line */
}

.nav-menu>li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Nested Submenu (Level 3+) - Opens to the left in RTL */
.nav-menu .sub-menu .sub-menu {
    position: absolute !important;
    top: -12px !important;
    right: 100% !important;
    left: auto !important;
    min-width: 240px;
    margin-top: 0;
    margin-right: 5px !important;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 3px solid var(--secondary-500);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    background: white;
    padding: 12px 0;
    list-style: none;
}

/* Level 4 submenus */
.nav-menu .sub-menu .sub-menu .sub-menu {
    position: absolute !important;
    top: -12px !important;
    right: 100% !important;
    left: auto !important;
    margin-right: 5px !important;
    z-index: 1002;
}

/* Show nested submenu on hover */
.nav-menu .sub-menu li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Hover Bridge - covers the gap between parent and child menu */
.nav-menu .sub-menu li.menu-item-has-children::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    right: 100%;
    width: 15px;
    background: transparent;
    opacity: 0;
    pointer-events: none;
}

.nav-menu .sub-menu li.menu-item-has-children:hover::before {
    opacity: 1;
    pointer-events: auto;
}

.nav-menu .sub-menu li {
    position: relative;
    padding: 0 8px;
    /* Horizontal padding for items container */
}

/* Submenu Links */
.nav-menu .sub-menu li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    /* Increased side padding */
    color: var(--dark-700);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    gap: 20px;
    /* Ensure minimum distance between text and arrow */
}

.nav-menu .sub-menu li:last-child a {
    border-bottom: none;
}

.nav-menu .sub-menu li a:hover,
.nav-menu .sub-menu li.current-menu-item>a,
.nav-menu .sub-menu li.current-menu-ancestor>a {
    color: var(--secondary-600);
    background: var(--secondary-50);
    padding-right: 25px;
    /* Enhanced slide effect */
}

/* Items with children - has arrow indicator */
.nav-menu .sub-menu li.menu-item-has-children>a {
    padding-left: 15px;
    /* Ensure space on left for arrow */
}

/* Submenu Arrows (for items with children) */
.nav-menu .sub-menu li.menu-item-has-children>a::after {
    content: '';
    width: 6px;
    height: 6px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transform: rotate(45deg);
    /* Arrow pointing left (visually in RTL default is right, so let's adjust) */
    /* Actually for RTL pointing left is standard for 'next' level. 
       If arrow points right (>), in RTL that points INTO the content which is weird. 
       Usually it points to the side where menu opens.
       If menu opens to Left (right: 100%), arrow should point Left. 
       rotate(225deg) points bottom-left. 
       rotate(45deg) points top-right.
       Start simple: border-left/bottom logic was used previously. 
       Let's use a clear chevron icon code or border method.
    */
    border: none;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-right: 5px solid currentColor;
    /* Triangle pointing left */
    transform: none;
    opacity: 0.4;
    transition: all 0.2s ease;
    margin-right: 0;
    margin-left: auto;
}

.nav-menu .sub-menu li.menu-item-has-children:hover>a::after {
    opacity: 1;
    transform: translateX(-4px);
    color: var(--secondary-600);
}

/* Header Actions */
.header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    padding: var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
}

.hamburger span {
    display: block;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

.mobile-menu-toggle.active .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    z-index: var(--z-modal);
    transition: var(--transition-base);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: var(--transition-base);
}

.mobile-nav.active .mobile-nav__overlay {
    opacity: 1;
}

.mobile-nav__content {
    position: absolute;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85%;
    height: 100%;
    background: var(--bg-primary);
    box-shadow: var(--shadow-2xl);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: var(--transition-base);
}

.mobile-nav.active .mobile-nav__content {
    transform: translateX(0);
}

.mobile-nav__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    border-bottom: 1px solid var(--neutral-200);
}

.mobile-nav__logo img {
    max-height: 50px;
    width: auto;
}

.mobile-nav__close {
    padding: var(--space-2);
    background: var(--neutral-100);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-base);
}

.mobile-nav__close:hover {
    background: var(--neutral-200);
}

.mobile-nav__menu {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
}

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

.mobile-menu li a {
    display: block;
    padding: var(--space-3) var(--space-4);
    color: var(--text-primary);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.mobile-menu li a:hover,
.mobile-menu li.current-menu-item a {
    color: var(--primary-500);
    background: var(--primary-50);
}

.mobile-menu .sub-menu {
    list-style: none;
    padding-right: var(--space-4);
    margin-top: var(--space-2);
    display: none;
    /* Hidden by default */
    background: var(--neutral-50);
    border-radius: var(--radius-lg);
    margin-right: var(--space-2);
    padding: var(--space-2);
}

/* Show submenu when parent has .open class */
.mobile-menu li.open>.sub-menu {
    display: block;
}

.mobile-menu .sub-menu li a {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* Dropdown arrow for parent items */
.mobile-menu li.menu-item-has-children>a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.mobile-menu li.menu-item-has-children>a::after {
    content: '';
    width: 8px;
    height: 8px;
    border-left: 2px solid var(--text-secondary);
    border-bottom: 2px solid var(--text-secondary);
    transform: rotate(-45deg);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-right: auto;
    margin-left: var(--space-2);
}

/* Rotate arrow when open */
.mobile-menu li.menu-item-has-children.open>a::after {
    transform: rotate(135deg);
}

.mobile-nav__actions {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    border-top: 1px solid var(--neutral-200);
}

.mobile-nav__contact {
    padding: var(--space-4);
    background: var(--bg-secondary);
}

.mobile-nav__contact a,
.mobile-nav__contact p {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.mobile-nav__contact a:hover {
    color: var(--primary-500);
}

/* Responsive */
@media (max-width: 1024px) {
    .header__nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .header__actions .btn {
        display: none;
    }
}

@media (max-width: 768px) {
    .top-bar__contact {
        gap: var(--space-3);
    }

    .top-bar__item span {
        display: none;
    }

    .top-bar__menu {
        display: none;
    }

    .top-bar__social-icons {
        gap: var(--space-2);
    }

    .header__logo img {
        max-height: 80px;
    }
}

@media (max-width: 480px) {
    .top-bar {
        display: none;
    }
}