:root {
            --primary-blue: #0066cc;
            --sky-blue: #87ceeb;
            --light-sky-blue: #e6f3ff;
            --dark-blue: #003d7a;
            --accent-blue: #0099ff;
            --text-dark: #2c3e50;
            --text-light: #6c757d;
            --bg-light: #f8f9fa;
            --white: #ffffff;
            --border-light: #e0e6ed;
            --shadow-soft: 0 4px 6px rgba(0, 0, 0, 0.07);
            --shadow-medium: 0 8px 15px rgba(0, 0, 0, 0.1);
            --shadow-large: 0 15px 35px rgba(0, 0, 0, 0.15);
        }

        /* Typography */
        h1, h2, h3, h4, h5, h6 {
            font-weight: 600;
            line-height: 1.2;
        }

        .section-title {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.2rem;
            color: var(--text-light);
            margin-bottom: 3rem;
        }

 
        /* Features Section */
        .features {
            padding: 5rem 0;
            background: var(--bg-light);
        }

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

        .feature-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 12px;
            box-shadow: var(--shadow-soft);
            transition: all 0.3s ease;
            text-align: center;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-large);
        }

        .feature-icon {
            margin-bottom: 1rem;
            display: flex;
            justify-content: center;
        }

        .feature-title {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--dark-blue);
        }

        .feature-description {
            color: var(--text-light);
            line-height: 1.6;
        }

        .spec-label {
            font-weight: 500;
            color: var(--text-dark);
        }

        .spec-value {
            color: var(--text-light);
        }

        /* Discount Notice */
        .discount-notice {
            text-align: center;
            margin-top: 2rem;
            padding: 1rem;
            background: var(--light-sky-blue);
            border-radius: 8px;
        }

        .discount-text {
            font-size: 1.1rem;
            color: var(--dark-blue);
            font-weight: 600;
        }

        /* Specs Section */
        .specs {
            padding: 5rem 0;
            background: var(--bg-light);
        }

        .specs-tabs {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 3rem;
        }

        .spec-tab {
            padding: 0.75rem 2rem;
            background: var(--white);
            border: 2px solid var(--border-light);
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-light);
            transition: all 0.3s ease;
        }

        .spec-tab.active {
            background: var(--primary-blue);
            color: var(--white);
            border-color: var(--primary-blue);
        }

        .spec-panel {
            display: none;
        }

        .spec-panel.active {
            display: block;
        }

        .table {
            width: 100%;
            border-collapse: collapse;
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-soft);
        }

        .table th,
        .table td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
        }

        .table th {
            background: var(--primary-blue);
            color: var(--white);
            font-weight: 600;
        }

        .table tr:hover {
            background: var(--bg-light);
        }

        .features-list h3 {
            color: var(--dark-blue);
            margin: 2rem 0 1rem 0;
        }

        .feature-ul {
            list-style: none;
            margin-bottom: 2rem;
        }

        .feature-ul li {
            padding: 0.5rem 0;
            padding-left: 1.5rem;
            position: relative;
        }

        .feature-ul li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--primary-blue);
            font-weight: bold;
        }

        /* Contact Section */
        .contact {
            padding: 5rem 0;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
        }

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

        .contact-title {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
        }

        .contact-description {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            line-height: 1.7;
        }

        .contact-actions {
            display: flex;
            gap: 1rem;
        }

        .contact .btn-secondary {
            background: transparent;
            color: var(--white);
            border-color: var(--white);
        }

        .contact .btn-secondary:hover {
            background: var(--white);
            color: var(--primary-blue);
        }

        

        /* Responsive Design */
        @media (max-width: 768px) {
            .hero-content {
                grid-template-columns: 1fr;
            }

            .hero-title {
                font-size: 2.5rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }

            .pricing-grid {
                grid-template-columns: 1fr;
            }

            .pricing-card.featured {
                transform: none;
            }

            .specs-tabs {
                flex-wrap: wrap;
            }

          
        /* Print Styles */
        @media print {
            .header,
            .hero,
            .contat;
            }

            .pricing-card {
                break-inside: avoid;
                page-break-inside: avoid;
            }

            .table {
                break-inside: auto;
            }
        }

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

        .feature-card,
        .pricing-card {
            animation: fadeInUp 0.6s ease-out;
        }

        /* Focus States for Accessibility */
        .btn:focus,
        .toggle-btn:focus,
        .spec-tab:focus,
        .nav-link:focus {
            outline: 3px solid var(--accent-blue);
            outline-offset: 2px;
        }

        /* Hero Visual Elements */
        .hero-illustration {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 300px;
            position: relative;
        }

        .cloud-icon {
            width: 120px;
            height: 120px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 60px;
            position: absolute;
            top: 50px;
            animation: float 3s ease-in-out infinite;
        }

        .server-icon {
            width: 80px;
            height: 100px;
            background: var(--primary-blue);
            border-radius: 8px;
            position: absolute;
            bottom: 50px;
            animation: float 3s ease-in-out infinite reverse;
        }

        .support-icon {
            width: 150px;
            height: 150px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 75px;
            margin: 0 auto;
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0.2; }
            50% { transform: scale(1.1); opacity: 0.4; }
        }