:root {
            --primary: #1a237e;
            --primary-dark: #0d1450;
            --secondary: #ff6f00;
            --light: #f5f7ff;
            --dark: #1f2937;
            --success: #10b981;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--dark);
            overflow-x: hidden;
            line-height: 1.7;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-dark);
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--primary) !important;
        }
        .navbar-brand span {
            color: var(--secondary);
        }
        .nav-link {
            font-weight: 600;
            margin: 0 0.5rem;
            transition: var(--transition);
            color: var(--dark) !important;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--secondary) !important;
        }
        .hero-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 8rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 70%;
            height: 200%;
            background: rgba(255, 111, 0, 0.05);
            transform: rotate(30deg);
            border-radius: 40%;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
        }
        .highlight {
            color: var(--secondary);
            position: relative;
            display: inline-block;
        }
        .highlight::after {
            content: '';
            position: absolute;
            bottom: 5px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(255, 111, 0, 0.3);
            z-index: -1;
        }
        .btn-primary-custom {
            background: var(--secondary);
            border: none;
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: #e65c00;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(255, 111, 0, 0.2);
            color: white;
        }
        .section-padding {
            padding: 6rem 0;
        }
        .section-title {
            position: relative;
            margin-bottom: 3rem;
            text-align: center;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary);
            border-radius: 2px;
        }
        .feature-card {
            background: white;
            border-radius: 15px;
            padding: 2.5rem;
            height: 100%;
            transition: var(--transition);
            border: 1px solid #e5e7eb;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.03);
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            border-color: var(--secondary);
        }
        .feature-icon {
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 1.5rem;
        }
        .process-step {
            position: relative;
            padding-left: 3rem;
            margin-bottom: 2.5rem;
        }
        .process-step-number {
            position: absolute;
            left: 0;
            top: 0;
            width: 2.5rem;
            height: 2.5rem;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .tech-logo {
            filter: grayscale(100%);
            opacity: 0.7;
            transition: var(--transition);
            max-height: 50px;
        }
        .tech-logo:hover {
            filter: grayscale(0);
            opacity: 1;
        }
        .testimonial-card {
            background: white;
            border-radius: 15px;
            padding: 2rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            border-left: 5px solid var(--secondary);
            height: 100%;
        }
        .client-logo {
            max-height: 40px;
            max-width: 150px;
            filter: grayscale(100%);
            transition: var(--transition);
        }
        .client-logo:hover {
            filter: grayscale(0);
        }
        .footer {
            background: var(--primary-dark);
            color: white;
            padding: 4rem 0 1.5rem;
        }
        .footer a {
            color: #d1d5db;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer a:hover {
            color: var(--secondary);
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1rem;
            background: rgba(255,255,255,0.05);
            border-radius: 8px;
            margin: 0.3rem;
            transition: var(--transition);
            color: #d1d5db !important;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .flink:hover {
            background: rgba(255, 111, 0, 0.2);
            color: white !important;
            border-color: var(--secondary);
            transform: translateY(-3px);
        }
        .copyright {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 1.5rem;
            margin-top: 3rem;
            font-size: 0.9rem;
            color: #9ca3af;
        }
        .contact-info li {
            margin-bottom: 1rem;
            display: flex;
            align-items: flex-start;
        }
        .contact-info i {
            color: var(--secondary);
            margin-right: 1rem;
            margin-top: 0.3rem;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
        }