:root {
            --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --primary-color: #667eea;
            --secondary-color: #764ba2;
            --dark-color: #2d3748;
            --light-bg: #f7fafc;
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: #333;
            overflow-x: hidden;
        }

        html {
            scroll-behavior: smooth;
        }

        /* Navbar Custom */
        .navbar {
            background: rgba(255, 255, 255, 0.98) !important;
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0,0,0,0.1);
            padding: 1rem 0;
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            padding: 0.5rem 0;
            box-shadow: 0 4px 30px rgba(0,0,0,0.15);
        }

        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }

        .nav-link {
            font-weight: 500;
            color: #333 !important;
            margin: 0 0.5rem;
            position: relative;
            transition: all 0.3s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-gradient);
            transition: width 0.3s ease;
        }

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

        .btn-wa-nav {
            background: #25D366 !important;
            color: white !important;
            border-radius: 50px;
            padding: 0.5rem 1.5rem !important;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .btn-wa-nav:hover {
            background: #128C7E !important;
            transform: scale(1.05);
        }

        /* Hero Carousel */
        .hero-carousel {
            margin-top: 76px;
            height: 90vh;
        }

        

        .carousel-item {
            /* height: 90vh; */
            position: relative;
        }

        .carousel-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.4);
            z-index: 1;
        }

        .hero-bg-1 {
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.7) 0%, rgba(118, 75, 162, 0.7) 100%), 
                        url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?w=1920') center/cover;
        }

        .hero-bg-2 {
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.7) 0%, rgba(118, 75, 162, 0.7) 100%), 
                        url('https://images.unsplash.com/photo-1600210492493-0946911123ea?w=1920') center/cover;
        }

        .hero-bg-3 {
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.7) 0%, rgba(118, 75, 162, 0.7) 100%), 
                        url('https://images.unsplash.com/photo-1600607687939-ce8a6c25118c?w=1920') center/cover;
        }

        .carousel-caption {
            z-index: 2;
            top: 50%;
            transform: translateY(-50%);
            bottom: auto;
        }

        .carousel-caption h1 {
            font-size: 3.5rem;
            font-weight: bold;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .carousel-caption p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
        }

        .btn-hero {
            padding: 0.8rem 2.5rem;
            border-radius: 50px;
            font-weight: 600;
            margin: 0 0.5rem;
            transition: all 0.3s ease;
        }

        .btn-hero-primary {
            background: white;
            color: var(--primary-color);
        }

        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
        }

        .btn-hero-outline {
            background: transparent;
            border: 2px solid white;
            color: white;
        }

        .btn-hero-outline:hover {
            background: white;
            color: var(--primary-color);
        }

        /* Section Title */
        .section-title {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--dark-color);
            position: relative;
            display: inline-block;
            margin-bottom: 1rem;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--primary-gradient);
            border-radius: 2px;
        }

        .section-subtitle {
            color: #718096;
            font-size: 1.1rem;
            margin-bottom: 3rem;
        }

        /* About Section */
        .about-img {
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.15);
            overflow: hidden;
        }

        .about-img img {
            transition: transform 0.5s ease;
        }

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

        .feature-check {
            color: var(--primary-color);
            font-size: 1.5rem;
            margin-right: 0.8rem;
        }

        /* Stats Cards */
        .stat-card {
            background: white;
            padding: 2.5rem 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .stat-number {
            font-size: 3rem;
            font-weight: bold;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 0.5rem;
        }

        .stat-label {
            color: #718096;
            font-size: 1rem;
        }

        /* Feature Cards */
        .feature-card {
            background: white;
            padding: 2.5rem;
            border-radius: 20px;
            box-shadow: 0 5px 25px rgba(0,0,0,0.08);
            transition: all 0.4s ease;
            border: 2px solid transparent;
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
            border-color: var(--primary-color);
        }

        .feature-icon {
            width: 70px;
            height: 70px;
            background: var(--primary-gradient);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: white;
            margin-bottom: 1.5rem;
        }

        /* Portfolio */
        .portfolio-item {
            position: relative;
            overflow: hidden;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            cursor: pointer;
            margin-bottom: 30px;
        }

        .portfolio-item img {
            width: 100%;
            height: 350px;
            object-fit: cover;
            transition: all 0.5s ease;
        }

        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 100%);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: all 0.4s ease;
            padding: 2rem;
            text-align: center;
        }

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

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

        .portfolio-overlay h3 {
            color: white;
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }

        .portfolio-overlay p {
            color: rgba(255,255,255,0.9);
            margin-bottom: 1rem;
        }

        /* Blog Cards */
        .blog-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: all 0.4s ease;
            height: 100%;
        }

        .blog-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.15);
        }

        .blog-card img {
            width: 100%;
            height: 250px;
            object-fit: cover;
        }

        .blog-meta {
            color: #718096;
            font-size: 0.9rem;
        }

        .blog-meta i {
            color: var(--primary-color);
            margin-right: 0.3rem;
        }

        /* Testimonial */
        .testimonial-section {
            background: var(--primary-gradient);
            color: white;
        }

        .testimonial-card {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            padding: 2.5rem;
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,0.2);
            height: 100%;
        }

        .stars {
            color: #ffd700;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-weight: bold;
            font-size: 1.3rem;
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary-gradient);
            color: white;
            padding: 5rem 0;
        }

        .cta-section h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .btn-cta-white {
            background: white;
            color: var(--primary-color);
            padding: 1rem 3rem;
            border-radius: 50px;
            font-weight: bold;
            transition: all 0.3s ease;
            border: none;
        }

        .btn-cta-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.3);
        }

        /* WhatsApp Float */
        .wa-float {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
        }

        .wa-float a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            background: #25D366;
            border-radius: 50%;
            color: white;
            font-size: 2rem;
            box-shadow: 0 5px 20px rgba(37, 211, 102, 0.5);
            transition: all 0.3s ease;
            animation: pulse 2s infinite;
        }

        .wa-float a:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(37, 211, 102, 0.7);
        }

        @keyframes pulse {
            0%, 100% {
                box-shadow: 0 5px 20px rgba(37, 211, 102, 0.5);
            }
            50% {
                box-shadow: 0 5px 30px rgba(37, 211, 102, 0.8);
            }
        }

        /* Footer */
        footer {
            background: var(--dark-color);
            color: white;
            padding: 4rem 0 1.5rem;
        }

        footer h5 {
            margin-bottom: 1.5rem;
            font-weight: bold;
        }

        footer a {
            color: #cbd5e0;
            text-decoration: none;
            transition: all 0.3s ease;
            display: block;
            margin-bottom: 0.8rem;
        }

        footer a:hover {
            color: white;
            padding-left: 5px;
        }

        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            margin-right: 0.8rem;
            color: white;
        }

        .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-3px);
            padding-left: 0;
        }

        .footer-bottom {
            border-top: 1px solid #4a5568;
            padding-top: 2rem;
            margin-top: 3rem;
            text-align: center;
            color: #cbd5e0;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .carousel-caption h1 {
                font-size: 2rem;
            }
            
            .carousel-caption p {
                font-size: 1rem;
            }
            
            .btn-hero {
                padding: 0.6rem 1.5rem;
                margin: 0.3rem;
            }
            
            .section-title {
                font-size: 2rem;
            }
        }