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

        :root {
            --primary-color: #2563eb;
            --primary-dark: #1e40af;
            --secondary-color: #10b981;
            --dark-color: #1f2937;
            --light-color: #f9fafb;
            --text-color: #374151;
            --border-color: #e5e7eb;
            --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --gradient-secondary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #ffffff;
            overflow-x: hidden;
        }

        /* ============================================
           HEADER & NAVIGATION
           ============================================ */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 500;
            transition: color 0.3s ease;
            position: relative;
        }

        .nav-menu a:hover {
            color: var(--primary-color);
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 50%;
            background: var(--primary-color);
            transition: all 0.3s ease;
        }

        .nav-menu a:hover::after {
            width: 100%;
            left: 0;
        }

        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            cursor: pointer;
        }

        .mobile-menu-toggle span {
            width: 25px;
            height: 3px;
            background: var(--dark-color);
            margin: 3px 0;
            transition: 0.3s;
        }

        /* ============================================
           HERO SECTION
           ============================================ */
        .hero {
            margin-top: 70px;
            min-height: calc(100vh - 70px);
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.95) 0%, rgba(124, 58, 237, 0.95) 100%), 
                        url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=2072') center/cover;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 200%;
            height: 100%;
            background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
            animation: shimmer 3s infinite;
        }

        @keyframes shimmer {
            0% { left: -100%; }
            100% { left: 100%; }
        }

        .hero-content {
            max-width: 800px;
            padding: 2rem;
            z-index: 1;
            position: relative;
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            margin-bottom: 1rem;
            font-weight: 800;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
            animation: fadeInUp 1s ease;
        }

        .hero .tagline {
            font-size: clamp(1.2rem, 3vw, 1.5rem);
            margin-bottom: 2rem;
            opacity: 0.95;
            animation: fadeInUp 1s ease 0.2s both;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
            animation: fadeInUp 1s ease 0.4s both;
        }

        .btn {
            padding: 1rem 2rem;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: white;
            color: var(--primary-color);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

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

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

        .btn-secondary:hover {
            background: white;
            color: var(--primary-color);
            transform: translateY(-3px);
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ============================================
           SECTIONS GENERAL STYLING
           ============================================ */
        section {
            padding: 5rem 2rem;
        }

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

        .section-title {
            text-align: center;
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: 1rem;
            color: var(--dark-color);
            position: relative;
            display: inline-block;
            width: 100%;
        }

        .section-subtitle {
            text-align: center;
            color: #6b7280;
            margin-bottom: 3rem;
            font-size: 1.1rem;
        }

        /* ============================================
           ABOUT SECTION
           ============================================ */
        .about {
            background: var(--light-color);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .about-text {
            padding: 2rem;
        }

        .about-text h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }

        .about-text p {
            margin-bottom: 1.5rem;
            line-height: 1.8;
            color: var(--text-color);
        }

        .about-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
            margin-top: 2rem;
        }

        .stat {
            text-align: center;
            padding: 1rem;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease;
        }

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

        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-color);
        }

        .stat-label {
            color: #6b7280;
            font-size: 0.9rem;
        }

        .about-image {
            position: relative;
            padding: 2rem;
        }

        .about-image-wrapper {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0,0,0,0.15);
        }

        .about-image img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: 20px;
        }

        /* ============================================
           SERVICES SECTION
           ============================================ */
        .services {
            background: white;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .service-card {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-secondary);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: var(--gradient-secondary);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
            color: white;
        }

        .service-card h3 {
            margin-bottom: 1rem;
            color: var(--dark-color);
            font-size: 1.3rem;
        }

        .service-card p {
            color: #6b7280;
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .service-features {
            list-style: none;
        }

        .service-features li {
            padding: 0.5rem 0;
            color: #6b7280;
            position: relative;
            padding-left: 1.5rem;
        }

        .service-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--secondary-color);
            font-weight: bold;
        }

        /* ============================================
           CONTACT SECTION
           ============================================ */
        .contact {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .contact::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            animation: rotate 30s linear infinite;
        }

        @keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .contact .section-title,
        .contact .section-subtitle {
            color: white;
        }

        .contact-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            position: relative;
            z-index: 1;
        }

        .contact-info {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            padding: 2rem;
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,0.2);
        }

        .contact-item {
            margin-bottom: 1.5rem;
            display: flex;
            align-items: start;
            gap: 1rem;
        }

        .contact-icon {
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.2);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .contact-details h4 {
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .contact-details p {
            opacity: 0.9;
            line-height: 1.6;
        }

        .contact-form {
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(10px);
            padding: 2rem;
            border-radius: 20px;
            border: 1px solid rgba(255,255,255,0.2);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid rgba(255,255,255,0.3);
            background: rgba(255,255,255,0.1);
            border-radius: 10px;
            color: white;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: rgba(255,255,255,0.7);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: white;
            background: rgba(255,255,255,0.15);
        }

        .btn-submit {
            width: 100%;
            padding: 1rem;
            background: white;
            color: var(--primary-color);
            border: none;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        /* ============================================
           FOOTER
           ============================================ */
        footer {
            background: var(--dark-color);
            color: white;
            padding: 3rem 2rem 1rem;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1rem;
            color: white;
        }

        .footer-section p {
            line-height: 1.8;
            opacity: 0.8;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: white;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            opacity: 0.8;
        }

        /* ============================================
           RESPONSIVE DESIGN
           ============================================ */
        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                left: -100%;
                top: 70px;
                flex-direction: column;
                background-color: white;
                width: 100%;
                text-align: center;
                padding: 2rem 0;
                box-shadow: 0 10px 30px rgba(0,0,0,0.1);
                transition: 0.3s;
            }

            .nav-menu.active {
                left: 0;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .about-content {
                grid-template-columns: 1fr;
            }

            .about-stats {
                grid-template-columns: 1fr;
            }

            .contact-wrapper {
                grid-template-columns: 1fr;
            }

            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .btn {
                width: 200px;
            }
        }

        /* ============================================
           LOADING ANIMATION
           ============================================ */
        .fade-in {
            /* opacity: 0; */
            transform: translateY(30px);
            transition: all 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }