* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: 'Inter', sans-serif;
            background-color: #f8fafc;
            overflow-x: hidden;
            line-height: 1.6;
        }
        
        /* Navigation */
        .navbar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            transition: all 0.4s ease;
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }
        
        .navbar.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            padding: 0.5rem 0;
        }
        
        .navbar-brand {
            font-weight: 800;
            color: var(--primary-blue);
            font-size: 1.8rem;
            letter-spacing: -0.5px;
        }
        
        .nav-link {
            font-weight: 500;
            margin: 0 0.5rem;
            color: var(--text-dark);
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-blue);
            transition: width 0.3s ease;
        }
        
        .nav-link:hover, .nav-link.active {
            color: var(--primary-blue);
        }
        
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        
        /* Page Header */
        .page-header {
            background: var(--gradient-blue);
            color: white;
            padding: 150px 0 80px;
            position: relative;
            overflow: hidden;
        }
        
        .page-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        
        .page-subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto;
        }
        
        /* Contact Section */
        .contact-section {
            padding: 100px 0;
            background: white;
        }
        
        .section-title {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 1rem;
            text-align: center;
            position: relative;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--gradient-blue);
            border-radius: 2px;
        }
        
        .section-subtitle {
            color: var(--text-light);
            text-align: center;
            margin-bottom: 4rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
            font-size: 1.1rem;
        }
        
        /* Contact Cards */
        .contact-card {
            background: white;
            border-radius: 15px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            transition: all 0.5s ease;
            border: 1px solid #f1f5f9;
            height: 100%;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .contact-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient-blue);
            transform: scaleX(0);
            transition: transform 0.5s ease;
        }
        
        .contact-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
        }
        
        .contact-card:hover::before {
            transform: scaleX(1);
        }
        
        .contact-icon {
            width: 80px;
            height: 80px;
            background: var(--gradient-blue);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            color: white;
            font-size: 1.8rem;
            transition: all 0.5s ease;
        }
        
        .contact-card:hover .contact-icon {
            transform: scale(1.1) rotate(5deg);
        }
        
        .contact-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }
        
        .contact-info {
            color: var(--text-light);
            margin-bottom: 1rem;
            line-height: 1.7;
        }
        
        .contact-link {
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .contact-link:hover {
            color: var(--dark-blue);
            text-decoration: underline;
        }
        
        /* Contact Form */
        .contact-form-container {
            background: white;
            border-radius: 20px;
            padding: 3rem;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            border: 1px solid #f1f5f9;
            margin-top: 3rem;
        }
        
        .form-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            color: var(--text-dark);
        }
        
        .form-subtitle {
            color: var(--text-light);
            margin-bottom: 2rem;
        }
        
        .form-group {
            margin-bottom: 1.5rem;
            position: relative;
        }
        
        .form-label {
            font-weight: 500;
            margin-bottom: 0.5rem;
            color: var(--text-dark);
            display: block;
        }
        
        .form-control {
            border: 1px solid #e5e7eb;
            border-radius: 10px;
            padding: 12px 15px;
            font-size: 1rem;
            transition: all 0.3s ease;
            width: 100%;
        }
        
        .form-control:focus {
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            outline: none;
        }
        
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        
        .btn-submit {
            background: var(--gradient-blue);
            color: white;
            border: none;
            padding: 14px 35px;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.4s ease;
            box-shadow: 0 5px 15px rgba(37, 99, 235, 0.2);
            width: 100%;
            margin-top: 1rem;
        }
        
        .btn-submit:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
        }
        
        /* Map Section */
        .map-section {
            padding: 0 0 100px;
            background: #f8fafc;
        }
        
        .map-container {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
            height: 450px;
            background: #e2e8f0;
            position: relative;
        }
        
        .map-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--gradient-blue);
            opacity: 0.1;
            pointer-events: none;
        }
        
        /* FAQ Section */
        .faq-section {
            padding: 100px 0;
            background: white;
        }
        
        .faq-item {
            margin-bottom: 1.5rem;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            border: 1px solid #e5e7eb;
        }
        
        .faq-question {
            background: #f8fafc;
            padding: 1.5rem;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: between;
            align-items: center;
            transition: all 0.3s ease;
        }
        
        .faq-question:hover {
            background: #f1f5f9;
        }
        
        .faq-question i {
            transition: transform 0.3s ease;
        }
        
        .faq-answer {
            padding: 0 1.5rem;
            max-height: 0;
            overflow: hidden;
            transition: all 0.4s ease;
            color: var(--text-light);
        }
        
        .faq-item.active .faq-answer {
            padding: 1.5rem;
            max-height: 500px;
        }
        
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        
        /* CTA Section */
        .cta-section {
            background: var(--gradient-blue);
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        
        .cta-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
        }
        
        .cta-subtitle {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            opacity: 0.9;
        }
        
        .btn-tech {
            background: white;
            color: var(--primary-blue);
            border: none;
            padding: 14px 35px;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.4s ease;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .btn-tech:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
        }
        
        /* Footer */
        .footer {
            background: var(--text-dark);
            color: white;
            padding: 80px 0 30px;
        }
        
        .footer-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            position: relative;
            display: inline-block;
        }
        
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--primary-blue);
        }
        
        .footer-links {
            list-style: none;
            padding: 0;
        }
        
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        
        .footer-links a {
            color: #d1d5db;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 1.5rem;
        }
        
        .social-icon {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: all 0.4s ease;
            text-decoration: none;
        }
        
        .social-icon:hover {
            background: var(--primary-blue);
            transform: translateY(-5px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 3rem;
            margin-top: 3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #9ca3af;
        }
        
        /* Animations */
        .fade-in-up {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s ease;
        }
        
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .pulse-element {
            animation: pulse 3s ease-in-out infinite;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.05); }
        }
        
        /* Form Animation */
        .form-group {
            opacity: 0;
            transform: translateX(-20px);
            transition: all 0.6s ease;
        }
        
        .form-group.visible {
            opacity: 1;
            transform: translateX(0);
        }
        
        /* Back to Top Button */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--primary-blue);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s ease;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
        }
        
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            background: var(--dark-blue);
            transform: translateY(-5px);
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .page-title {
                font-size: 2.5rem;
            }
            
            .section-title {
                font-size: 2rem;
            }
            
            .contact-form-container {
                padding: 2rem;
            }
            
            .cta-title {
                font-size: 2rem;
            }
        }