:root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #06b6d4;
            --accent: #f59e0b;
            --dark: #0f172a;
            --darker: #020617;
            --light: #f8fafc;
            --gray: #64748b;
            --gray-light: #e2e8f0;
            --gradient-1: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
            --gradient-2: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
            --gradient-nimkat: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
            --shadow: 0 10px 40px rgba(0,0,0,0.15);
            --shadow-lg: 0 25px 50px rgba(0,0,0,0.25);
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Vazirmatn', sans-serif;
            background: var(--darker);
            color: var(--light);
            overflow-x: hidden;
            line-height: 1.8;
        }
        ::-webkit-scrollbar { width: 8px; }
        ::-webkit-scrollbar-track { background: var(--dark); }
        ::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

        .preloader {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: var(--darker); display: flex; align-items: center; justify-content: center;
            z-index: 9999; transition: opacity 0.5s ease;
        }
        .preloader.hidden { opacity: 0; pointer-events: none; }
        .preloader-logo {
            font-size: 3rem; font-weight: 900; text-align: center;
            background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
            animation: pulse 1.5s infinite;
        }
        .preloader-bar { width: 200px; height: 3px; background: var(--dark); margin: 20px auto 0; border-radius: 3px; overflow: hidden; }
        .preloader-progress { width: 0%; height: 100%; background: var(--gradient-1); animation: loadProgress 2s ease forwards; }
        @keyframes loadProgress { to { width: 100%; } }
        @keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.7; transform: scale(0.95); } }

        .navbar {
            position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
            padding: 15px 0; transition: all 0.4s ease; background: transparent;
        }
        .navbar.scrolled { background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(20px); padding: 10px 0; box-shadow: var(--shadow); }
        .nav-container { max-width: 1400px; margin: 0 auto; padding: 0 30px; display: flex; align-items: center; justify-content: space-between; }
        .logo { font-size: 1.8rem; font-weight: 900; background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; display: flex; align-items: center; gap: 10px; text-decoration: none; }
        .logo i { font-size: 2rem; -webkit-text-fill-color: var(--primary); }
        .nav-links { display: flex; list-style: none; gap: 35px; }
        .nav-links a { color: var(--light); text-decoration: none; font-weight: 500; font-size: 0.95rem; position: relative; transition: color 0.3s ease; }
        .nav-links a::after { content: ''; position: absolute; bottom: -5px; right: 0; width: 0; height: 2px; background: var(--gradient-1); transition: width 0.3s ease; }
        .nav-links a:hover { color: var(--primary); }
        .nav-links a:hover::after { width: 100%; }
        .nav-cta { background: var(--gradient-1); color: white; padding: 10px 25px; border-radius: 50px; text-decoration: none; font-weight: 600; transition: transform 0.3s ease, box-shadow 0.3s ease; border: none; cursor: pointer; }
        .nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4); }
        .mobile-menu-btn { display: none; background: none; border: none; color: var(--light); font-size: 1.5rem; cursor: pointer; }

        /* ===== HERO SLIDER ===== */
        .hero-slider {
            position: relative;
            width: 100%;
            height: 100vh;
            min-height: 700px;
            overflow: hidden;
            padding-top: 80px;
        }
        .hero-slides-container {
            position: relative;
            width: 100%;
            height: 100%;
        }
        .hero-slide {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            display: flex;
            align-items: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.8s ease, visibility 0.8s ease;
            z-index: 1;
        }
        .hero-slide.active {
            opacity: 1;
            visibility: visible;
            z-index: 2;
        }
        .hero-slide-bg {
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .hero-slide-bg::after {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; bottom: 0;
            background: linear-gradient(135deg, rgba(2,6,23,0.92) 0%, rgba(15,23,42,0.85) 50%, rgba(2,6,23,0.92) 100%);
        }
        .hero-slide-content {
            position: relative;
            z-index: 2;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 30px;
            width: 100%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 20px;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease 0.3s;
        }
        .hero-slide.active .hero-text h1 {
            opacity: 1;
            transform: translateY(0);
        }
        .hero-text h1 .gradient-text {
            background: var(--gradient-1);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-text h1 .gradient-nimkat {
            background: var(--gradient-nimkat);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-text p {
            font-size: 1.15rem;
            color: var(--gray);
            margin-bottom: 30px;
            max-width: 520px;
            line-height: 1.9;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease 0.5s;
        }
        .hero-slide.active .hero-text p {
            opacity: 1;
            transform: translateY(0);
        }
        .hero-buttons {
            display: flex;
            gap: 15px;
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.6s ease 0.7s;
        }
        .hero-slide.active .hero-buttons {
            opacity: 1;
            transform: translateY(0);
        }
        .btn-primary {
            background: var(--gradient-1); color: white; padding: 15px 35px;
            border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1rem;
            transition: all 0.3s ease; border: none; cursor: pointer;
            display: inline-flex; align-items: center; gap: 10px;
        }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4); }
        .btn-nimkat {
            background: var(--gradient-nimkat); color: white; padding: 15px 35px;
            border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1rem;
            transition: all 0.3s ease; border: none; cursor: pointer;
            display: inline-flex; align-items: center; gap: 10px;
        }
        .btn-nimkat:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(16, 185, 129, 0.4); }
        .btn-secondary {
            background: transparent; color: var(--light); padding: 15px 35px;
            border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1rem;
            transition: all 0.3s ease; border: 2px solid var(--gray-light); cursor: pointer;
            display: inline-flex; align-items: center; gap: 10px;
        }
        .btn-secondary:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-3px); }
        .hero-visual {
            position: relative;
            opacity: 0;
            transform: translateX(-40px) scale(0.95);
            transition: all 0.8s ease 0.4s;
        }
        .hero-slide.active .hero-visual {
            opacity: 1;
            transform: translateX(0) scale(1);
        }
        .hero-image-wrapper {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
            transition: transform 0.5s ease;
            border: 1px solid rgba(99, 102, 241, 0.2);
        }
        .hero-image-wrapper:hover {
            transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
        }
        .hero-image-wrapper img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            display: block;
        }
        .floating-card {
            position: absolute;
            background: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(99, 102, 241, 0.3);
            border-radius: 16px;
            padding: 15px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            animation: float 3s ease-in-out infinite;
            box-shadow: var(--shadow);
            font-size: 0.85rem;
            font-weight: 600;
        }
        .floating-card.card-1 { top: -15px; left: -25px; animation-delay: 0s; }
        .floating-card.card-2 { bottom: 25px; right: -15px; animation-delay: 1.5s; }
        .floating-icon {
            width: 42px; height: 42px; border-radius: 12px;
            background: var(--gradient-1); display: flex; align-items: center; justify-content: center;
            color: white; font-size: 1.1rem; flex-shrink: 0;
        }
        .floating-icon.green { background: var(--gradient-nimkat); }
        .floating-card small { display: block; font-size: 0.75rem; color: var(--gray); font-weight: 400; margin-top: 2px; }
        @keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }

        /* Slider Controls */
        .slider-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 10;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(15, 23, 42, 0.7);
            border: 1px solid rgba(99, 102, 241, 0.3);
            color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }
        .slider-nav:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-50%) scale(1.1);
        }
        .slider-prev { right: 30px; }
        .slider-next { left: 30px; }
        .slider-dots {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 10;
            display: flex;
            gap: 12px;
        }
        .slider-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255,255,255,0.3);
            border: 2px solid transparent;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .slider-dot.active {
            background: var(--primary);
            border-color: rgba(255,255,255,0.5);
            transform: scale(1.3);
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
        }
        .slider-dot:hover { background: var(--primary); }

        /* Particles */
        #particles-canvas {
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            z-index: 1; pointer-events: none;
        }

        section { padding: 100px 0; position: relative; }
        .section-header { text-align: center; margin-bottom: 60px; }
        .section-tag { display: inline-block; background: rgba(99, 102, 241, 0.1); border: 1px solid rgba(99, 102, 241, 0.3); color: var(--primary); padding: 8px 20px; border-radius: 50px; font-size: 0.85rem; font-weight: 600; margin-bottom: 15px; }
        .section-title { font-size: 2.5rem; font-weight: 900; margin-bottom: 15px; }
        .section-title span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .section-desc { color: var(--gray); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

        .services { background: var(--dark); }

        /* Services Carousel */
        .services-carousel-wrapper {
            position: relative;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 30px;
        }
        .services-carousel-container {
            overflow: hidden;
            border-radius: 20px;
        }
        .services-carousel-track {
            display: flex;
            gap: 30px;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 10px 0;
        }
        .service-card-carousel {
            flex: 0 0 calc(33.333% - 20px);
            min-width: 320px;
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(99, 102, 241, 0.1);
            border-radius: 20px;
            padding: 40px 30px;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
            cursor: grab;
        }
        .service-card-carousel:active { cursor: grabbing; }
        .service-card-carousel::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0; height: 3px;
            background: var(--gradient-1);
            transform: scaleX(0);
            transition: transform 0.4s ease;
        }
        .service-card-carousel:hover {
            transform: translateY(-10px);
            border-color: rgba(99, 102, 241, 0.3);
            box-shadow: var(--shadow-lg);
        }
        .service-card-carousel:hover::before { transform: scaleX(1); }
        .service-icon {
            width: 70px; height: 70px; border-radius: 20px;
            background: var(--gradient-1);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.8rem; color: white; margin-bottom: 25px;
            transition: transform 0.3s ease;
        }
        .service-card-carousel:hover .service-icon { transform: scale(1.1) rotate(5deg); }
        .service-card-carousel h3 { font-size: 1.3rem; margin-bottom: 15px; font-weight: 700; }
        .service-card-carousel p { color: var(--gray); font-size: 0.95rem; line-height: 1.8; }
        .service-features { margin-top: 20px; list-style: none; }
        .service-features li { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 0.9rem; color: var(--gray-light); }
        .service-features li i { color: var(--secondary); font-size: 0.8rem; }

        .carousel-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 10;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid rgba(99, 102, 241, 0.3);
            color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1.2rem;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }
        .carousel-nav:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-50%) scale(1.1);
            box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4);
        }
        .carousel-prev { right: -10px; }
        .carousel-next { left: -10px; }

        .carousel-dots {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 30px;
        }
        .carousel-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(99, 102, 241, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }
        .carousel-dot.active {
            background: var(--primary);
            transform: scale(1.3);
            box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
        }
        .carousel-dot:hover { background: var(--primary); }

        @media (max-width: 1200px) {
            .service-card-carousel { flex: 0 0 calc(50% - 15px); }
        }
        @media (max-width: 768px) {
            .service-card-carousel { flex: 0 0 100%; min-width: 280px; }
            .carousel-nav { display: none; }
            .services-carousel-wrapper { padding: 0 15px; }
        }

        .portfolio-filter { display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; flex-wrap: wrap; }
        .filter-btn { background: transparent; border: 1px solid var(--gray-light); color: var(--light); padding: 10px 25px; border-radius: 50px; cursor: pointer; font-family: 'Vazirmatn', sans-serif; font-weight: 600; transition: all 0.3s ease; }
        .filter-btn.active, .filter-btn:hover { background: var(--gradient-1); border-color: transparent; color: white; }
        .portfolio-grid { max-width: 1400px; margin: 0 auto; padding: 0 30px; display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 30px; }
        .portfolio-item { position: relative; border-radius: 20px; overflow: hidden; cursor: pointer; }
        .portfolio-item img { width: 100%; height: 280px; object-fit: cover; transition: transform 0.5s ease; }
        .portfolio-item:hover img { transform: scale(1.1); }
        .portfolio-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(to top, rgba(15, 23, 42, 0.95), transparent); display: flex; flex-direction: column; justify-content: flex-end; padding: 30px; opacity: 0; transition: opacity 0.4s ease; }
        .portfolio-item:hover .portfolio-overlay { opacity: 1; }
        .portfolio-tag { display: inline-block; background: var(--gradient-1); color: white; padding: 5px 15px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-bottom: 10px; width: fit-content; }
        .portfolio-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 5px; }
        .portfolio-desc { font-size: 0.9rem; color: var(--gray); }
        .portfolio-link { position: absolute; top: 20px; left: 20px; width: 50px; height: 50px; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--dark); text-decoration: none; transform: translateY(-20px); opacity: 0; transition: all 0.3s ease; }
        .portfolio-item:hover .portfolio-link { transform: translateY(0); opacity: 1; }

        .process { background: var(--dark); }
        .process-container { max-width: 1400px; margin: 0 auto; padding: 0 30px; }
        .process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; position: relative; }
        .process-timeline::before { content: ''; position: absolute; top: 40px; left: 10%; right: 10%; height: 2px; background: linear-gradient(to right, var(--primary), var(--secondary)); z-index: 0; }
        .process-step { text-align: center; position: relative; z-index: 1; }
        .step-number { width: 80px; height: 80px; border-radius: 50%; background: var(--gradient-1); display: flex; align-items: center; justify-content: center; font-size: 1.8rem; font-weight: 900; color: white; margin: 0 auto 25px; box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3); position: relative; }
        .step-number::after { content: ''; position: absolute; width: 100%; height: 100%; border-radius: 50%; border: 2px solid var(--primary); animation: ripple 2s infinite; }
        @keyframes ripple { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(1.5); opacity: 0; } }
        .process-step h3 { font-size: 1.2rem; margin-bottom: 10px; font-weight: 700; }
        .process-step p { color: var(--gray); font-size: 0.9rem; }

        .services-list-section { background: var(--darker); }
        .services-list-grid {
            max-width: 1200px; margin: 0 auto; padding: 0 30px;
            display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 25px;
        }
        .service-list-item {
            background: rgba(15, 23, 42, 0.4); border: 1px solid rgba(99, 102, 241, 0.15);
            border-radius: 16px; padding: 30px; text-align: center; transition: all 0.4s ease; cursor: default;
        }
        .service-list-item:hover {
            background: rgba(15, 23, 42, 0.8); border-color: rgba(99, 102, 241, 0.4);
            transform: translateY(-5px); box-shadow: 0 15px 40px rgba(99, 102, 241, 0.15);
        }
        .service-list-icon {
            width: 60px; height: 60px; border-radius: 16px;
            background: rgba(99, 102, 241, 0.1); border: 1px solid rgba(99, 102, 241, 0.2);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.5rem; color: var(--primary); margin: 0 auto 15px; transition: all 0.3s ease;
        }
        .service-list-item:hover .service-list-icon { background: var(--gradient-1); color: white; transform: scale(1.1); }
        .service-list-item h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
        .service-list-item p { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

        .testimonials { background: var(--dark); }

        /* Compact Multi-Slide Testimonials Carousel */
        .testi-carousel-wrap {
            position: relative;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 30px;
        }
        .testi-viewport {
            overflow: hidden;
            border-radius: 20px;
        }
        .testi-track {
            display: flex;
            gap: 25px;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 10px 0;
        }
        .testi-card {
            flex: 0 0 calc(33.333% - 17px);
            min-width: 300px;
            background: rgba(15, 23, 42, 0.5);
            border: 1px solid rgba(99, 102, 241, 0.1);
            border-radius: 20px;
            padding: 30px;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }
        .testi-card::before {
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
            background: var(--gradient-1); transform: scaleX(0); transition: transform 0.4s ease;
        }
        .testi-card:hover {
            transform: translateY(-8px);
            border-color: rgba(99, 102, 241, 0.3);
            box-shadow: var(--shadow-lg);
            background: rgba(15, 23, 42, 0.8);
        }
        .testi-card:hover::before { transform: scaleX(1); }
        .testi-top {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .testi-avatar {
            width: 48px; height: 48px; border-radius: 14px;
            background: var(--gradient-1);
            display: flex; align-items: center; justify-content: center;
            font-size: 1rem; color: white; font-weight: 700;
            flex-shrink: 0;
        }
        .testi-meta { flex: 1; min-width: 0; }
        .testi-meta h4 { font-size: 1rem; font-weight: 700; margin-bottom: 2px; }
        .testi-meta span { font-size: 0.8rem; color: var(--gray); }
        .testi-stars {
            color: var(--accent);
            font-size: 0.8rem;
            margin-right: auto;
            padding-right: 5px;
        }
        .testi-text {
            font-size: 0.95rem;
            line-height: 1.9;
            color: var(--gray-light);
            font-style: italic;
        }
        .testi-text::before {
            content: '"';
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 700;
            margin-left: 5px;
            line-height: 1;
        }

        .testi-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 10;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid rgba(99, 102, 241, 0.3);
            color: var(--light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1rem;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }
        .testi-nav:hover {
            background: var(--primary);
            border-color: var(--primary);
            transform: translateY(-50%) scale(1.1);
            box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4);
        }
        .testi-prev { right: -15px; }
        .testi-next { left: -15px; }

        .testi-dots {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 25px;
        }
        .testi-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(99, 102, 241, 0.25);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .testi-dot.active {
            background: var(--primary);
            width: 28px;
            border-radius: 5px;
        }
        .testi-dot:hover { background: var(--primary); }

        @media (max-width: 1200px) {
            .testi-card { flex: 0 0 calc(50% - 13px); min-width: 260px; }
        }
        @media (max-width: 768px) {
            .testi-card { flex: 0 0 100%; min-width: 260px; }
            .testi-nav { display: none; }
            .testi-carousel-wrap { padding: 0 15px; }
            .testi-top { gap: 8px; }
            .testi-stars { width: 100%; margin-top: 5px; padding-right: 0; }
        }

        .faq-container { max-width: 800px; margin: 0 auto; padding: 0 30px; }
        .faq-item {
            background: rgba(15, 23, 42, 0.6); border: 1px solid rgba(99, 102, 241, 0.1);
            border-radius: 16px; margin-bottom: 12px; overflow: hidden; transition: all 0.3s ease;
        }
        .faq-item:hover { border-color: rgba(99, 102, 241, 0.3); box-shadow: 0 5px 20px rgba(0,0,0,0.1); }
        .faq-question {
            padding: 22px 28px; display: flex; justify-content: space-between; align-items: center;
            cursor: pointer; font-weight: 700; font-size: 1.05rem; transition: color 0.3s ease;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-icon {
            width: 32px; height: 32px; border-radius: 50%; background: rgba(99, 102, 241, 0.1);
            display: flex; align-items: center; justify-content: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); flex-shrink: 0; margin-right: 15px;
        }
        .faq-icon i { font-size: 0.8rem; transition: transform 0.4s ease; }
        .faq-item.active .faq-icon { background: var(--primary); }
        .faq-item.active .faq-icon i { transform: rotate(180deg); }
        .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease; }
        .faq-item.active .faq-answer { max-height: 400px; padding: 0 28px 25px; }
        .faq-answer p { color: var(--gray); line-height: 1.9; font-size: 0.95rem; }

        .cta-section { background: var(--gradient-1); padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
        .cta-section::before { content: ''; position: absolute; top: -50%; left: -50%; right: -50%; bottom: -50%; background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px); background-size: 30px 30px; animation: ctaGrid 10s linear infinite; }
        @keyframes ctaGrid { 0% { transform: translate(0, 0); } 100% { transform: translate(30px, 30px); } }
        .cta-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; padding: 0 30px; }
        .cta-section h2 { font-size: 2.5rem; font-weight: 900; margin-bottom: 20px; color: white; }
        .cta-section p { font-size: 1.1rem; margin-bottom: 30px; opacity: 0.9; }
        .cta-btn { background: white; color: var(--primary); padding: 15px 40px; border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1.1rem; display: inline-block; transition: all 0.3s ease; border: none; cursor: pointer; }
        .cta-btn:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(0,0,0,0.2); }

        .modal-overlay {
            position: fixed; top: 0; left: 0; right: 0; bottom: 0;
            background: rgba(2, 6, 23, 0.9); backdrop-filter: blur(10px);
            z-index: 2000; opacity: 0; visibility: hidden; transition: all 0.4s ease;
            display: flex; align-items: center; justify-content: center; padding: 20px;
        }
        .modal-overlay.active { opacity: 1; visibility: visible; }
        .modal-content {
            background: var(--dark); border: 1px solid rgba(99, 102, 241, 0.2);
            border-radius: 24px; width: 100%; max-width: 600px; max-height: 90vh;
            overflow-y: auto; padding: 40px; position: relative;
            transform: translateY(30px) scale(0.95);
            transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            box-shadow: 0 25px 80px rgba(0,0,0,0.5);
        }
        .modal-overlay.active .modal-content { transform: translateY(0) scale(1); }
        .modal-close {
            position: absolute; top: 20px; left: 20px; width: 40px; height: 40px;
            border-radius: 50%; background: rgba(99, 102, 241, 0.1);
            border: 1px solid rgba(99, 102, 241, 0.2); color: var(--light);
            display: flex; align-items: center; justify-content: center;
            cursor: pointer; font-size: 1.2rem; transition: all 0.3s ease;
        }
        .modal-close:hover { background: rgba(239, 68, 68, 0.2); color: #ef4444; border-color: rgba(239, 68, 68, 0.3); }
        .modal-header { text-align: center; margin-bottom: 30px; }
        .modal-header h3 { font-size: 1.6rem; font-weight: 900; margin-bottom: 8px; }
        .modal-header p { color: var(--gray); font-size: 0.95rem; }
        .survey-form .form-group { margin-bottom: 24px; }
        .survey-form label { display: block; margin-bottom: 10px; font-weight: 700; font-size: 0.95rem; color: var(--light); }
        .survey-form input, .survey-form textarea, .survey-form select {
            width: 100%; padding: 14px 18px; background: rgba(2, 6, 23, 0.6);
            border: 1px solid rgba(99, 102, 241, 0.2); border-radius: 12px;
            color: var(--light); font-family: 'Vazirmatn', sans-serif; font-size: 1rem;
            transition: all 0.3s ease;
        }
        .survey-form input:focus, .survey-form textarea:focus, .survey-form select:focus {
            outline: none; border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
        }
        .survey-form textarea { min-height: 100px; resize: vertical; }
        .radio-group { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
        .radio-option {
            position: relative; background: rgba(2, 6, 23, 0.5);
            border: 1px solid rgba(99, 102, 241, 0.15); border-radius: 12px;
            padding: 12px 15px; cursor: pointer; transition: all 0.3s ease;
            display: flex; align-items: center; gap: 10px;
        }
        .radio-option:hover { border-color: rgba(99, 102, 241, 0.4); background: rgba(99, 102, 241, 0.05); }
        .radio-option input[type="radio"] { width: 18px; height: 18px; accent-color: var(--primary); cursor: pointer; }
        .radio-option label { margin: 0; font-weight: 500; font-size: 0.9rem; cursor: pointer; flex: 1; }
        .radio-option.selected { border-color: var(--primary); background: rgba(99, 102, 241, 0.1); }
        .survey-submit {
            width: 100%; background: var(--gradient-1); color: white; border: none;
            padding: 16px; border-radius: 14px; font-family: 'Vazirmatn', sans-serif;
            font-size: 1.1rem; font-weight: 700; cursor: pointer; transition: all 0.3s ease; margin-top: 10px;
        }
        .survey-submit:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4); }

        .footer { background: var(--darker); border-top: 1px solid rgba(99, 102, 241, 0.1); padding: 80px 0 30px; }
        .footer-container { max-width: 1400px; margin: 0 auto; padding: 0 30px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 50px; margin-bottom: 60px; }
        .footer-brand .logo { margin-bottom: 20px; display: inline-flex; }
        .footer-brand p { color: var(--gray); line-height: 1.8; margin-bottom: 25px; font-size: 0.95rem; }
        .social-links { display: flex; gap: 12px; }
        .social-links a { width: 42px; height: 42px; border-radius: 12px; background: rgba(99, 102, 241, 0.1); border: 1px solid rgba(99, 102, 241, 0.2); display: flex; align-items: center; justify-content: center; color: var(--light); text-decoration: none; transition: all 0.3s ease; font-size: 1.1rem; }
        .social-links a:hover { background: var(--gradient-1); border-color: transparent; transform: translateY(-3px); color: white; }
        .footer-column h4 { font-size: 1.1rem; margin-bottom: 25px; font-weight: 700; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: var(--gray); text-decoration: none; transition: color 0.3s ease; font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
        .footer-links a:hover { color: var(--primary); }
        .footer-links a i { font-size: 0.8rem; color: var(--primary); }
        .footer-contact-info p {
            color: var(--gray); font-size: 0.9rem; margin-bottom: 15px;
            display: flex; align-items: flex-start; gap: 12px; line-height: 1.6;
        }
        .footer-contact-info p i { color: var(--primary); font-size: 1rem; margin-top: 4px; width: 20px; text-align: center; }
        .footer-contact-info p strong { color: var(--light); display: block; font-size: 0.85rem; margin-bottom: 2px; }
        .footer-bottom { border-top: 1px solid rgba(99, 102, 241, 0.1); padding-top: 30px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
        .footer-bottom p { color: var(--gray); font-size: 0.9rem; }

        .back-to-top { position: fixed; bottom: 30px; left: 30px; width: 50px; height: 50px; border-radius: 50%; background: var(--gradient-1); color: white; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 999; box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4); }
        .back-to-top.visible { opacity: 1; visibility: visible; }
        .back-to-top:hover { transform: translateY(-5px); }

        .fade-up { opacity: 0; transform: translateY(40px); transition: all 0.8s ease; }
        .fade-up.visible { opacity: 1; transform: translateY(0); }

        .mobile-menu { position: fixed; top: 0; right: -100%; width: 80%; max-width: 350px; height: 100%; background: var(--dark); z-index: 1001; padding: 80px 30px 30px; transition: right 0.4s ease; box-shadow: -10px 0 50px rgba(0,0,0,0.5); }
        .mobile-menu.active { right: 0; }
        .mobile-menu-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.7); z-index: 1000; opacity: 0; visibility: hidden; transition: all 0.4s ease; }
        .mobile-menu-overlay.active { opacity: 1; visibility: visible; }
        .mobile-menu-links { list-style: none; }
        .mobile-menu-links li { margin-bottom: 20px; }
        .mobile-menu-links a { color: var(--light); text-decoration: none; font-size: 1.2rem; font-weight: 600; display: block; padding: 10px 0; border-bottom: 1px solid rgba(99, 102, 241, 0.1); }
        .mobile-menu-close { position: absolute; top: 20px; left: 20px; background: none; border: none; color: var(--light); font-size: 1.5rem; cursor: pointer; }

        .tech-marquee { overflow: hidden; padding: 40px 0; background: var(--dark); border-top: 1px solid rgba(99, 102, 241, 0.1); border-bottom: 1px solid rgba(99, 102, 241, 0.1); }
        .marquee-track { display: flex; animation: marquee 30s linear infinite; width: max-content; }
        .marquee-track:hover { animation-play-state: paused; }
        .tech-item { display: flex; align-items: center; gap: 10px; padding: 0 40px; font-size: 1.2rem; font-weight: 600; color: var(--gray); white-space: nowrap; }
        .tech-item i { font-size: 1.5rem; color: var(--primary); }
        @keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

        @media (max-width: 1200px) {
            .hero-text h1 { font-size: 2.6rem; }
            .process-timeline { grid-template-columns: repeat(2, 1fr); }
            .process-timeline::before { display: none; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 992px) {
            .hero-slide-content { grid-template-columns: 1fr; text-align: center; }
            .hero-text p { margin: 0 auto 30px; }
            .hero-buttons { justify-content: center; }
            .hero-visual { order: -1; max-width: 500px; margin: 0 auto; }
            .hero-image-wrapper img { height: 300px; }
            .floating-card { display: none; }
            .testimonials-grid { grid-template-columns: 1fr; max-width: 600px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .slider-prev { right: 15px; }
            .slider-next { left: 15px; }
        }
        @media (max-width: 768px) {
            .nav-links, .nav-cta { display: none; }
            .mobile-menu-btn { display: block; }
            .hero-text h1 { font-size: 2rem; }
            .section-title { font-size: 1.8rem; }
            .portfolio-grid { grid-template-columns: 1fr; }
            .process-timeline { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 40px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .radio-group { grid-template-columns: 1fr; }
            .modal-content { padding: 30px 20px; }
            .slider-nav { width: 40px; height: 40px; font-size: 1rem; }
        }
        @media (max-width: 480px) {
            .hero-text h1 { font-size: 1.6rem; }
            .hero-buttons { flex-direction: column; }
            .btn-primary, .btn-secondary, .btn-nimkat { width: 100%; justify-content: center; }
        }