/* إضافة قاعدة أمان الصور أولاً */
        img {
            max-width: 100%;
            height: auto !important;
        }

        /* إعدادات أساسية */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, sans-serif;
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.6;
        }

        /* زر العودة للرئيسية */
        .back-to-home {
            position: fixed;
            top: 60px;
            right: 20px;
            background-color: #3498db;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            text-decoration: none;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
            z-index: 1001;
            transition: all 0.3s ease;
        }

        .back-to-home:hover {
            background-color: #2980b9;
            transform: scale(1.1);
        }

        /* شريط التنقل */
        .main-nav {
            background-color: #2c3e50;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .main-nav ul {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            list-style: none;
            gap: 20px;
        }

        .main-nav a {
            color: white;
            text-decoration: none;
            padding: 8px 15px;
            border-radius: 4px;
            transition: background-color 0.3s ease;
        }

        .main-nav a:hover {
            background-color: #3498db;
        }

        /* رأس الصفحة */
        .header-image {
            width: 100%;
            height: auto;
            display: block;
        }

        /* العناوين الرئيسية */
        h1,
        h2,
        h3 {
            color: #2c3e50;
            margin: 20px 0;
            text-align: center;
        }

        h1 {
            font-size: 2.5rem;
            padding: 20px;
            background-color: #ecf0f1;
        }

        h2 {
            font-size: 2rem;
            border-bottom: 2px solid #3498db;
            padding-bottom: 10px;
            margin-top: 40px;
        }

        /* معرض الصور */
        .gallery-section {
            padding: 40px 20px;
            background-color: white;
            margin: 20px 0;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-top: 30px;
        }

        .gallery-item {
            background-color: #f9f9f9;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
            position: relative;
        }

        .gallery-item:hover {
            transform: translateY(-5px);
        }

        .gallery-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            display: block;
        }

        /* الأيقونات الصغيرة في الزاوية */
        .image-icons {
            position: absolute;
            top: 10px;
            left: 10px;
            display: flex;
            gap: 8px;
            z-index: 2;
        }

        .icon-btn {
            background-color: rgba(255, 255, 255, 0.9);
            color: #333;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        }

        .icon-btn:hover {
            background-color: white;
            transform: scale(1.1);
        }

        .icon-btn.phone {
            color: #3498db;
        }

        .icon-btn.whatsapp {
            color: #25D366;
        }

        .image-title {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background-color: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 8px 12px;
            border-radius: 4px;
            font-size: 14px;
            max-width: 80%;
        }

        /* شريط أدوات التطوير */
        .dev-tools-bar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background-color: #202124;
            color: white;
            padding: 8px 15px;
            font-size: 12px;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 9999;
            border-bottom: 1px solid #3c4043;
        }

        .dev-tools-left,
        .dev-tools-center,
        .dev-tools-right {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .dev-select {
            background-color: #3c4043;
            color: white;
            border: 1px solid #5f6368;
            padding: 2px 5px;
            border-radius: 3px;
            font-size: 11px;
        }

        .dev-tab {
            color: #9aa0a6;
            font-size: 11px;
        }

        .dev-active-tab {
            color: white;
            border-bottom: 2px solid #8ab4f8;
            padding-bottom: 2px;
        }

        .dev-switch {
            color: #8ab4f8;
            font-size: 11px;
            cursor: pointer;
        }

        /* التذييل */
        footer {
            background-color: #1a252f;
            color: white;
            padding: 40px 20px;
            text-align: center;
            margin-top: 40px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
        }

        .copyright {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #95a5a6;
        }

        /* زر الاتصال العائم */
        .floating-phone {
            position: fixed;
            bottom: 30px;
            left: 30px;
            background-color: #2ecc71;
            color: white;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            text-decoration: none;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .floating-phone:hover {
            background-color: #27ae60;
            transform: scale(1.1);
        }

        /* مساحة المحتوى الرئيسي */
        .main-content {
            margin-top: 40px;
        }

        /* وسائط الاستجابة */
        @media (max-width: 768px) {
            .main-nav ul {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }

            .back-to-home {
                top: 50px;
                right: 15px;
                width: 45px;
                height: 45px;
                font-size: 18px;
            }

            .gallery-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }

            h1 {
                font-size: 2rem;
            }

            h2 {
                font-size: 1.5rem;
            }

            .dev-tools-bar {
                flex-direction: column;
                height: auto;
                padding: 5px;
            }

            .dev-tools-left,
            .dev-tools-center,
            .dev-tools-right {
                flex-wrap: wrap;
                justify-content: center;
                gap: 8px;
            }

            .icon-btn {
                width: 35px;
                height: 35px;
                font-size: 16px;
            }
        }

        @media (max-width: 480px) {
            .gallery-grid {
                grid-template-columns: 1fr;
            }

            .gallery-item img {
                height: 200px;
            }

            .image-title {
                font-size: 12px;
                padding: 6px 10px;
            }
        }

        /* زر شجرة التنقل تحت زر الرئيسية */
        .nav-tree-btn {
            position: fixed;
            top: 120px;
            right: 20px;
            background-color: #e74c3c;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
            z-index: 1001;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .nav-tree-btn:hover {
            background-color: #c0392b;
            transform: scale(1.1);
        }

        /* شجرة التنقل */
        #navTree {
            display: none;
            position: fixed;
            top: 180px;
            right: 20px;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            padding: 20px;
            z-index: 1002;
            width: 300px;
            max-height: 400px;
            overflow-y: auto;
            direction: rtl;
        }

        #navTree.active {
            display: block;
        }

        #navTree h3 {
            color: #2c3e50;
            margin-bottom: 15px;
            border-bottom: 2px solid #3498db;
            padding-bottom: 10px;
            text-align: center;
        }

        #navTree ul {
            list-style: none;
            padding: 0;
        }

        #navTree li {
            margin-bottom: 10px;
        }

        #navTree a {
            color: #3498db;
            text-decoration: none;
            display: flex;
            align-items: center;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s;
            font-weight: bold;
        }

        #navTree a:hover {
            background-color: #f0f7ff;
            transform: translateX(-5px);
        }

        #navTree a i {
            margin-left: 10px;
            color: #3498db;
        }

        /* تجاوبية */
        @media (max-width: 768px) {
            .nav-tree-btn {
                top: 105px;
                right: 15px;
                width: 45px;
                height: 45px;
                font-size: 18px;
            }

            #navTree {
                top: 160px;
                right: 15px;
                width: 280px;
            }
        }

        @media (max-width: 480px) {
            #navTree {
                width: 90%;
                right: 5%;
                left: 5%;
            }
        }

        /* أنيميشن للخلفية المتغيرة */
        @keyframes slideChange {
            0% {
                opacity: 0;
            }

            33% {
                opacity: 0.15;
            }

            66% {
                opacity: 0;
            }

            100% {
                opacity: 0;
            }
        }







        @keyframes pulse-whatsapp {
            0% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
            }

            70% {
                box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
            }
        }

        /* تحسينات الأداء */
        img[loading="lazy"] {
            transition: opacity 0.3s;
        }

        img[loading="lazy"].loaded {
            opacity: 1;
        }

        .page-loaded {
            opacity: 1;
            transition: opacity 0.3s;
        }