/* ==========================================================================
           1. CSS VARIABLES & THEME
           ========================================================================== */
        :root {
            /* Dark Theme (Default) */
            --bg-main: #0a0a0a;
            --bg-secondary: #121212;
            --text-primary: #ffffff;
            --text-secondary: #a0a0a0;
            --accent-primary: #8b5cf6; /* Purple */
            --accent-secondary: #3b82f6; /* Blue */
            --gradient-accent: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
            
            /* Glassmorphism */
            --glass-bg: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
            
            /* Typography */
            --font-main: 'Tajawal', 'Inter', sans-serif;
            --font-heading: 'Tajawal', 'Poppins', sans-serif;
            
            /* Transition */
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        [data-theme="light"] {
            --bg-main: #f8fafc;
            --bg-secondary: #ffffff;
            --text-primary: #0f172a;
            --text-secondary: #64748b;
            --glass-bg: rgba(255, 255, 255, 0.7);
            --glass-border: rgba(0, 0, 0, 0.05);
            --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
        }

        /* ==========================================================================
           2. RESET & BASE STYLES
           ========================================================================== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--bg-main);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
            transition: background-color 0.5s ease, color 0.5s ease;
            direction: rtl;
            text-align: right;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.2;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        ul {
            list-style: none;
        }

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

        /* Utility Classes */
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section {
            padding: 100px 0;
            position: relative;
        }

        .text-gradient {
            background: var(--gradient-accent);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-block;
        }

        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--glass-border);
            border-radius: 20px;
            box-shadow: var(--glass-shadow);
            transition: var(--transition);
        }

        .glass-card:hover {
            transform: translateY(-5px);
            border-color: rgba(255, 255, 255, 0.2);
            box-shadow: 0 15px 40px rgba(139, 92, 246, 0.1);
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }

        .section-title p {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }

        /* Buttons */
        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-family: var(--font-heading);
            cursor: pointer;
            transition: var(--transition);
            border: none;
            outline: none;
            font-size: 1rem;
        }

        .btn-primary {
            background: var(--gradient-accent);
            color: #fff;
            box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
        }

        .btn-primary:hover {
            box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--accent-primary);
            color: var(--text-primary);
        }

        .btn-outline:hover {
            background: var(--accent-primary);
            color: #fff;
        }

        /* ==========================================================================
           3. PRELOADER
           ========================================================================== */
        #preloader {
            position: fixed;
            inset: 0;
            background: var(--bg-main);
            z-index: 99999;
            display: flex;
            justify-content: center;
            align-items: center;
            transition: opacity 0.5s ease;
        }

        .loader {
            width: 50px;
            height: 50px;
            border: 3px solid var(--glass-border);
            border-radius: 50%;
            border-top-color: var(--accent-primary);
            animation: spin 1s ease-in-out infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* ==========================================================================
           4. NAVIGATION
           ========================================================================== */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 20px 0;
            transition: var(--transition);
        }

        header.scrolled {
            padding: 15px 0;
            background: var(--glass-bg);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            border-bottom: 1px solid var(--glass-border);
            box-shadow: var(--glass-shadow);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-family: var(--font-heading);
            font-weight: 800;
            letter-spacing: 1px;
        }

        .nav-links {
            display: flex;
            gap: 30px;
            align-items: center;
        }

        .nav-links a {
            font-weight: 500;
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-accent);
            transition: var(--transition);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .theme-toggle {
            cursor: pointer;
            font-size: 1.2rem;
            background: none;
            border: none;
            color: var(--text-primary);
            transition: var(--transition);
        }

        .theme-toggle:hover {
            color: var(--accent-primary);
        }

        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-primary);
        }

        /* ==========================================================================
           5. HERO SECTION
           ========================================================================== */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            padding-top: 80px;
            overflow: hidden;
        }

        /* Background Orbs */
        .orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            opacity: 0.5;
            z-index: -1;
            animation: float 10s infinite ease-in-out alternate;
        }

        .orb-1 {
            width: 400px;
            height: 400px;
            background: var(--accent-primary);
            top: -100px;
            left: -100px;
        }

        .orb-2 {
            width: 300px;
            height: 300px;
            background: var(--accent-secondary);
            bottom: 10%;
            right: -50px;
            animation-delay: -5s;
        }

        @keyframes float {
            0% { transform: translate(0, 0) scale(1); }
            100% { transform: translate(50px, 50px) scale(1.1); }
        }

        .hero-content {
            max-width: 800px;
        }

        .hero-greeting {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 10px;
            display: block;
        }

        .hero-title {
            font-size: 4rem;
            margin-bottom: 20px;
        }

        .hero-subtitle {
            font-size: 2rem;
            font-family: var(--font-heading);
            margin-bottom: 20px;
            height: 40px; /* Prevent layout shift during typing */
        }

        .hero-desc {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .hero-btns {
            display: flex;
            gap: 20px;
        }

        /* ==========================================================================
           6. ABOUT & SKILLS SECTION
           ========================================================================== */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-image {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--glass-shadow);
        }

        .about-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .about-image:hover img {
            transform: scale(1.05);
        }

        .about-text p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .skills-container {
            margin-top: 40px;
        }

        .skill-item {
            margin-bottom: 20px;
        }

        .skill-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .skill-bar-bg {
            width: 100%;
            height: 8px;
            background: var(--glass-border);
            border-radius: 10px;
            overflow: hidden;
        }

        .skill-bar-fill {
            height: 100%;
            background: var(--gradient-accent);
            border-radius: 10px;
            width: 0;
            transition: width 1.5s cubic-bezier(0.1, 0.5, 0.1, 1);
        }

        /* ==========================================================================
           7. SERVICES SECTION
           ========================================================================== */
           .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .service-card {
            padding: 40px 30px;
            text-align: right;
        }
        
        .service-icon {
            font-size: 2.5rem;
            color: var(--accent-primary);
            margin-bottom: 20px;
            background: var(--gradient-accent);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        
        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
        }
        
        .service-card p {
            color: var(--text-secondary);
        }

        /* ==========================================================================
           8. PORTFOLIO SECTION
           ========================================================================== */
        .portfolio-filters {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .filter-btn {
            background: transparent;
            border: 1px solid var(--glass-border);
            color: var(--text-primary);
            padding: 8px 20px;
            border-radius: 20px;
            cursor: pointer;
            transition: var(--transition);
            font-family: var(--font-main);
        }

        .filter-btn.active, .filter-btn:hover {
            background: var(--accent-primary);
            border-color: var(--accent-primary);
            color: #fff;
        }

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

        .portfolio-item {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            cursor: pointer;
            display: none; /* For filtering */
            text-decoration: none;
        }

        .portfolio-item.show {
            display: block;
            animation: fadeIn 0.5s ease;
        }

        .portfolio-item img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .portfolio-overlay {
            position: absolute;
            inset: 0;
            background: rgba(10, 10, 10, 0.8);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: var(--transition);
            backdrop-filter: blur(5px);
        }

        .portfolio-item:hover img {
            transform: scale(1.1);
        }

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }

        .portfolio-overlay h3 {
            color: #fff;
            margin-bottom: 10px;
            transform: translateY(20px);
            transition: transform 0.3s;
        }

        .portfolio-overlay span {
            color: var(--accent-primary);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            transform: translateY(20px);
            transition: transform 0.3s;
            transition-delay: 0.1s;
        }
        
        .portfolio-overlay i {
            margin-top: 15px;
            font-size: 1.5rem;
            color: #fff;
            transform: translateY(20px);
            transition: transform 0.3s;
            transition-delay: 0.2s;
            background: var(--accent-primary);
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
        }

        .portfolio-item:hover .portfolio-overlay h3,
        .portfolio-item:hover .portfolio-overlay span,
        .portfolio-item:hover .portfolio-overlay i {
            transform: translateY(0);
        }

        /* ==========================================================================
           9. BEFORE / AFTER SECTION
           ========================================================================== */
        .ba-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
        }
        .ba-card {
            padding: 20px;
        }
        .ba-title {
            text-align: center;
            margin-bottom: 20px;
            font-size: 1.3rem;
            color: var(--text-primary);
        }
        .ba-container {
            position: relative;
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: 15px;
            --pos: 50%;
            direction: ltr; /* Force LTR for standard slider behavior */
            box-shadow: var(--glass-shadow);
        }
        .ba-image {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
        }
        .ba-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }
        .ba-after {
            z-index: 1; /* Bottom image (After) */
        }
        .ba-before {
            z-index: 2; /* Top image (Before) */
            clip-path: polygon(0 0, var(--pos) 0, var(--pos) 100%, 0 100%);
        }
        .ba-slider {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            cursor: ew-resize;
            z-index: 10;
            margin: 0;
        }
        .ba-slider-line {
            position: absolute;
            top: 0;
            bottom: 0;
            left: var(--pos);
            width: 3px;
            background: #fff;
            z-index: 5;
            transform: translateX(-50%);
            pointer-events: none;
            box-shadow: 0 0 10px rgba(0,0,0,0.5);
        }
        .ba-slider-button {
            position: absolute;
            top: 50%;
            left: var(--pos);
            transform: translate(-50%, -50%);
            background: var(--accent-primary);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            z-index: 5;
            pointer-events: none;
            box-shadow: 0 4px 15px rgba(0,0,0,0.4);
            border: 2px solid #fff;
        }
        .ba-labels {
            position: absolute;
            top: 15px;
            left: 15px;
            right: 15px;
            display: flex;
            justify-content: space-between;
            z-index: 4;
            pointer-events: none;
        }
        .ba-label {
            background: rgba(0,0,0,0.7);
            color: #fff;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            backdrop-filter: blur(4px);
            font-family: var(--font-heading);
            font-weight: bold;
        }

        /* ==========================================================================
           10. STATS SECTION
           ========================================================================== */
        .stats-wrap {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 30px;
            padding: 40px 0;
            border-top: 1px solid var(--glass-border);
            border-bottom: 1px solid var(--glass-border);
        }

        .stat-box {
            text-align: center;
        }

        .stat-num {
            font-size: 3rem;
            font-family: var(--font-heading);
            font-weight: 800;
            color: var(--accent-primary);
            margin-bottom: 5px;
        }

        .stat-text {
            color: var(--text-secondary);
            font-size: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* ==========================================================================
           11. TESTIMONIALS SECTION
           ========================================================================== */
        .testimonials-slider {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            overflow: hidden;
            padding: 20px 0;
        }

        .testi-track {
            display: flex;
            transition: transform 0.5s ease;
        }

        .testi-slide {
            min-width: 100%;
            padding: 0 20px;
        }

        .testi-card {
            padding: 40px;
            text-align: center;
        }

        .testi-icon {
            font-size: 2rem;
            color: var(--accent-primary);
            margin-bottom: 20px;
            opacity: 0.5;
        }

        .testi-text {
            font-size: 1.2rem;
            font-style: italic;
            margin-bottom: 30px;
            line-height: 1.8;
        }

        .testi-client h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
        }

        .testi-client span {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .testi-controls {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 20px;
        }

        .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--glass-border);
            cursor: pointer;
            transition: var(--transition);
        }

        .dot.active {
            background: var(--accent-primary);
            transform: scale(1.2);
        }

        /* ==========================================================================
           12. CLIENT LOGOS
           ========================================================================== */
        .clients-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
            opacity: 0.6;
        }

        .clients-grid i {
            font-size: 3rem;
            transition: var(--transition);
            color: var(--text-secondary);
        }

        .clients-grid i:hover {
            color: var(--text-primary);
            transform: scale(1.1);
        }

        /* ==========================================================================
           13. CONTACT SECTION
           ========================================================================== */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 50px;
        }

        .contact-info .info-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            margin-bottom: 30px;
        }

        .info-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--glass-bg);
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.2rem;
            color: var(--accent-primary);
            border: 1px solid var(--glass-border);
        }

        .info-content h4 {
            margin-bottom: 5px;
        }

        .info-content p {
            color: var(--text-secondary);
        }

        .contact-form {
            display: grid;
            gap: 20px;
        }

        .form-group {
            position: relative;
        }

        .form-control {
            width: 100%;
            padding: 15px 20px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 10px;
            color: var(--text-primary);
            font-family: var(--font-main);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--accent-primary);
            box-shadow: 0 0 10px rgba(139, 92, 246, 0.2);
        }

        textarea.form-control {
            height: 150px;
            resize: vertical;
        }

        /* ==========================================================================
           14. FOOTER & FLOATING ELEMENTS
           ========================================================================== */
        footer {
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid var(--glass-border);
            margin-top: 50px;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--glass-bg);
            display: flex;
            justify-content: center;
            align-items: center;
            border: 1px solid var(--glass-border);
            color: var(--text-primary);
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--accent-primary);
            border-color: var(--accent-primary);
            transform: translateY(-3px);
            color: #fff;
        }

        .copyright {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .floating-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: var(--gradient-accent);
            color: #fff;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
            z-index: 999;
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
            border: none;
        }

        .floating-btn.visible {
            opacity: 1;
            pointer-events: auto;
        }

        .floating-btn:hover {
            transform: translateY(-5px);
        }

        /* ==========================================================================
           15. ANIMATIONS & SCROLL REVEAL
           ========================================================================== */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease-out;
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* ==========================================================================
           16. RESPONSIVE DESIGN
           ========================================================================== */
        @media (max-width: 992px) {
            .hero-title { font-size: 3rem; }
            .about-grid, .contact-wrap { grid-template-columns: 1fr; }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: var(--bg-main);
                flex-direction: column;
                justify-content: center;
                transition: var(--transition);
                z-index: 999;
            }
            .nav-links.active { left: 0; }
            .mobile-menu-btn { display: block; }
            .hero-title { font-size: 2.5rem; }
            .hero-subtitle { font-size: 1.5rem; }
            .stats-wrap { flex-direction: column; gap: 40px; }
            .portfolio-filters { flex-direction: column; align-items: stretch; text-align: center; }
            .ba-container { aspect-ratio: 1/1; }
        }

        /* ==========================================================================
           17. PRICING SECTION
           ========================================================================== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        .pricing-card {
            padding: 40px 30px;
            text-align: center;
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }
        .pricing-card.popular::before {
            content: 'الأكثر طلباً';
            position: absolute;
            top: 25px;
            left: -40px; /* Adjusted for RTL */
            background: var(--accent-primary);
            color: #fff;
            padding: 5px 45px;
            transform: rotate(-45deg);
            font-size: 0.8rem;
            font-weight: bold;
            z-index: 1;
        }
        .pricing-header h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
        }
        .pricing-price {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-primary);
            margin-bottom: 20px;
            font-family: var(--font-heading);
        }
        .pricing-price span {
            font-size: 1rem;
            color: var(--text-secondary);
        }
        .pricing-features {
            margin-bottom: 30px;
            text-align: right;
            flex-grow: 1;
        }
        .pricing-features li {
            margin-bottom: 15px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .pricing-features li i {
            color: #10b981;
        }