:root {
            --primary-700: #f79226;
            --primary-500: #fca33f;
            --primary-100: #E6F0FF;
            --neutral-900: #111827;
            --neutral-600: #4B5563;
            --neutral-100: #FFFFFF;
            --neutral-50: #F8F9FA;
            --success: #f79226;
            --error: #E02424;
        }

        body {
            font-family: 'Inter', sans-serif;
            color: var(--neutral-900);
            line-height: 1.6;
        }

        h1 {
            font-size: 48px;
            font-weight: 700;
            line-height: 1.2;
        }

        h2 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
        }

        h3 {
            font-size: 24px;
            font-weight: 600;
            line-height: 1.4;
        }

        .navbar {
            background: var(--neutral-100);
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .navbar-brand {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-700) !important;
        }

        .nav-link {
            color: var(--neutral-900) !important;
            font-weight: 500;
            margin: 0 12px;
            transition: color 0.3s ease;
        }

        .nav-link:hover {
            color: var(--primary-500) !important;
        }

        .hero-section {
            min-height: 600px;
            background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
            display: flex;
            align-items: center;
            color: white;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.05"><circle cx="30" cy="30" r="2"/></g></svg>');
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .search-input {
            height: 56px;
            border-radius: 12px;
            border: none;
            padding: 0 24px;
            font-size: 18px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }

        .btn-primary {
            background: var(--primary-500);
            border: none;
            padding: 14px 28px;
            font-weight: 600;
            border-radius: 12px;
            transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
        }

        .btn-primary:hover {
            background: var(--primary-700);
            transform: translateY(-2px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.2);
        }

        .service-card {
            background: var(--neutral-100);
            border-radius: 12px;
            padding: 32px;
            text-align: center;
            height: 100%;
            transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
            border: 1px solid #E5E7EB;
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 16px rgba(0, 93, 226, 0.1);
        }

        .service-icon {
            font-size: 48px;
            color: var(--neutral-600);
            margin-bottom: 20px;
            transition: color 250ms cubic-bezier(0.4, 0, 0.2, 1);
        }

        .service-card:hover .service-icon {
            color: var(--primary-500);
        }

        .why-us-item {
            background: var(--neutral-100);
            border-radius: 12px;
            padding: 24px;
            margin-bottom: 24px;
            border-left: 4px solid var(--success);
        }

        .check-icon {
            color: var(--success);
            font-size: 24px;
            margin-right: 12px;
        }

        .warranty-card {
            background: var(--neutral-100);
            border-radius: 12px;
            padding: 32px;
            text-align: center;
            height: 100%;
            border: 1px solid #E5E7EB;
            transition: all 250ms ease;
        }

        .warranty-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }

        .form-control {
            border: 2px solid #E5E7EB;
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 16px;
            transition: border-color 250ms ease;
        }

        .form-control:focus {
            border-color: var(--primary-500);
            box-shadow: 0 0 0 3px rgba(0, 93, 226, 0.1);
        }

        .testimonial-card {
            background: var(--neutral-100);
            border-radius: 12px;
            padding: 32px;
            height: 100%;
            border: 1px solid #E5E7EB;
        }

        .quote-icon {
            font-size: 36px;
            color: var(--primary-500);
            opacity: 0.3;
            margin-bottom: 16px;
        }

        .footer {
            background: var(--neutral-900);
            color: white;
            padding: 64px 0 32px;
        }

        .modal-content {
            border-radius: 12px;
            border: none;
        }

        .success-message {
            background: var(--success);
            color: white;
            padding: 16px;
            border-radius: 8px;
            margin-bottom: 24px;
            display: none;
        }

        .hero-image {
            position: absolute;
            right: -100px;
            top: 50%;
            transform: translateY(-50%);
            width: 500px;
            height: 500px;
            opacity: 0.1;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 32px;
            }
            
            h2 {
                font-size: 28px;
            }
            
            .hero-section {
                min-height: 500px;
                text-align: center;
            }
            
            .hero-image {
                display: none;
            }
            
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 24px;
            margin-top: 48px;
        }