/**
 * ============================================
 * NAVBAR - نظام جديد ونظيف
 * تصميم متجاوب كامل للشاشات المكتبية والهواتف
 * ============================================
 */

/* ============================================
   المتغيرات (Variables)
   ============================================ */
:root {
    --navbar-height: 70px;
    --navbar-bg: rgba(8, 10, 19, 0.95);
    --navbar-bg-scrolled: rgba(8, 10, 19, 0.98);
    --navbar-text: #f7f7f5;
    --navbar-primary: #ef8c41;
    --navbar-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --menu-width-mobile: 320px;
}

/* ============================================
   Navbar Container
   ============================================ */
.main-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: var(--navbar-height);
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--navbar-transition);
}

.main-navbar.scrolled {
    background: var(--navbar-bg-scrolled);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

/* ============================================
   Brand / Logo
   ============================================ */
.navbar-brand {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--navbar-text);
    z-index: 1001;
    flex-shrink: 0;
    text-decoration: none;
    display: inline-block;
}

.navbar-brand:hover {
    text-decoration: none;
}

.navbar-brand span {
    color: var(--navbar-text);
}

.navbar-brand strong {
    color: var(--navbar-primary);
    margin-left: 0.2rem;
    font-weight: 700;
}

html[dir="rtl"] .navbar-brand strong {
    margin-left: 0;
    margin-right: 0.2rem;
}

.img-fluid {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ============================================
   Desktop Menu (الشاشات الكبيرة)
   ============================================ */
.navbar-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.menu-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu-list li {
    margin: 0;
    padding: 0;
}

.menu-link {
    display: block;
    padding: 0.6rem 1.2rem;
    color: var(--navbar-text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 8px;
    transition: var(--navbar-transition);
    position: relative;
    white-space: nowrap;
}

.menu-link::after {
    content: '';
    position: absolute;
    bottom: 0.3rem;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--navbar-primary);
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.menu-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.menu-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.menu-link:active {
    transform: scale(0.98);
}

/* Language Link */
.menu-item-lang {
    margin-left: 0.5rem;
}

.lang-link {
    background: rgba(239, 140, 65, 0.15) !important;
    border: 1px solid rgba(239, 140, 65, 0.3) !important;
    color: var(--navbar-primary) !important;
    font-weight: 600 !important;
}

.lang-link::after {
    display: none !important;
}

.lang-link:hover {
    background: rgba(239, 140, 65, 0.25) !important;
    border-color: var(--navbar-primary) !important;
    color: #fff !important;
}

/* Mobile Language Button (in header) */
.mobile-lang-btn {
    display: none;
    padding: 0.5rem 1rem;
    background: rgba(239, 140, 65, 0.15);
    border: 1px solid rgba(239, 140, 65, 0.3);
    border-radius: 8px;
    color: var(--navbar-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--navbar-transition);
    z-index: 1001;
    white-space: nowrap;
}

.mobile-lang-btn:hover {
    background: rgba(239, 140, 65, 0.25);
    border-color: var(--navbar-primary);
    color: #fff;
    text-decoration: none;
}

/* ============================================
   Mobile Menu Toggle Button
   ============================================ */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1002;
    position: relative;
    transition: var(--navbar-transition);
}

.menu-icon {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    position: relative;
}

.icon-line {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--navbar-text);
    border-radius: 2px;
    transition: var(--navbar-transition);
    transform-origin: center;
}

.menu-toggle:hover .icon-line {
    background: var(--navbar-primary);
}

/* Menu Toggle Active State (X icon) */
.menu-toggle.active .icon-line:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.menu-toggle.active .icon-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-toggle.active .icon-line:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ============================================
   Mobile Menu Overlay
   ============================================ */
.menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.menu-overlay.active {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

/* ============================================
   Mobile Styles (الشاشات الصغيرة)
   ============================================ */
@media (max-width: 900px) {
    .navbar-container {
        padding: 0 1.5rem;
    }
    
    /* Show Menu Toggle Button */
    .menu-toggle {
        display: flex;
    }
    
    /* Hide Desktop Menu by Default */
    .navbar-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: var(--menu-width-mobile);
        max-width: 85%;
        height: 100vh;
        background: rgba(8, 10, 19, 0.98);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
        padding: calc(var(--navbar-height) + 2rem) 2rem 2rem;
        overflow-y: auto;
        overflow-x: hidden;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
        display: block;
    }
    
    /* Show Menu when Active */
    .navbar-menu.active {
        transform: translateX(0);
    }
    
    /* RTL Support - دعم العربية */
    html[dir="rtl"] .navbar-menu {
        right: auto;
        left: 0;
        border-left: none;
        border-right: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.5);
        transform: translateX(-100%);
    }
    
    html[dir="rtl"] .navbar-menu.active {
        transform: translateX(0);
    }
    
    /* Menu List - Vertical Layout */
    .menu-list {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
        width: 100%;
    }
    
    .menu-list li {
        width: 100%;
    }
    
    /* Menu Links - Full Width */
    .menu-link {
        width: 100%;
        padding: 1rem 1.25rem;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 12px;
        text-align: left;
        font-size: 1rem;
        font-weight: 700;
    }
    
    html[dir="rtl"] .menu-link {
        text-align: right;
    }
    
    .menu-link::after {
        display: none;
    }
    
    .menu-link:hover {
        background: rgba(239, 140, 65, 0.2);
        border-color: var(--navbar-primary);
        color: #fff;
        transform: translateX(4px);
    }
    
    html[dir="rtl"] .menu-link:hover {
        transform: translateX(-4px);
    }
    
    /* Show Mobile Language Button in Header */
    .mobile-lang-btn {
        display: block;
        margin-right: 0.75rem;
    }
    
    html[dir="rtl"] .mobile-lang-btn {
        margin-right: 0;
        margin-left: 0.75rem;
    }
    
    /* Hide Language Link from Mobile Menu */
    .menu-item-lang {
        display: none;
    }
    
    /* Custom Scrollbar for Mobile Menu */
    .navbar-menu::-webkit-scrollbar {
        width: 6px;
    }
    
    .navbar-menu::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.05);
    }
    
    .navbar-menu::-webkit-scrollbar-thumb {
        background: var(--navbar-primary);
        border-radius: 3px;
    }
    
    .navbar-menu::-webkit-scrollbar-thumb:hover {
        background: var(--navbar-primary);
        opacity: 0.8;
    }
}

/* ============================================
   Prevent Body Scroll when Menu is Open
   ============================================ */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* ============================================
   Body Padding for Fixed Navbar
   ============================================ */
body {
    padding-top: var(--navbar-height);
}