:root {
            --primary-color: #2563eb;
            --secondary-color: #1e40af;
            --accent-color: #f59e0b;
            --success-color: #10b981;
            --dark-color: #1f2937;
            --light-bg: #f8fafc;
        }

    body {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        line-height: 1.6;
    }

    .hero-section {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
        color: white;
        padding: 80px 0;
    }

    .pricing-card {
        border: none;
        border-radius: 12px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        height: 100%;
        overflow: hidden;
    }

    .pricing-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    }

    .pricing-header {
        padding: 30px 25px 20px;
        text-align: center;
        position: relative;
    }

    .tier-basic .pricing-header {
        background: linear-gradient(135deg, #10b981, #059669);
        color: white;
    }

    .tier-standard .pricing-header {
        background: linear-gradient(135deg, #2563eb, #1d4ed8);
        color: white;
    }

    .tier-advanced .pricing-header {
        background: linear-gradient(135deg, #7c3aed, #6d28d9);
        color: white;
    }

    .tier-emergency .pricing-header {
        background: linear-gradient(135deg, #dc2626, #b91c1c);
        color: white;
    }

    .price-range {
        font-size: 2.5rem;
        font-weight: 700;
        margin: 15px 0;
    }

    .price-unit {
        font-size: 1rem;
        opacity: 0.9;
    }

    .tier-icon {
        font-size: 2.5rem;
        margin-bottom: 15px;
        opacity: 0.9;
    }

    .feature-list {
        padding: 25px;
    }

    .feature-list li {
        padding: 8px 0;
        border-bottom: 1px solid #e5e7eb;
    }

    .feature-list li:last-child {
        border-bottom: none;
    }

    .add-on-card {
        background: var(--light-bg);
        border-radius: 10px;
        padding: 25px;
        margin-bottom: 20px;
        border-left: 4px solid var(--accent-color);
        transition: all 0.3s ease;
    }

    .add-on-card:hover {
        background: white;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    }

    .section-title {
        text-align: center;
        margin-bottom: 50px;
        position: relative;
    }

    .section-title::after {
        content: '';
        display: block;
        width: 80px;
        height: 4px;
        background: var(--accent-color);
        margin: 20px auto;
        border-radius: 2px;
    }

    .cta-section {
        background: var(--dark-color);
        color: white;
        padding: 60px 0;
    }

    .btn-custom {
        padding: 12px 30px;
        border-radius: 25px;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        transition: all 0.3s ease;
    }

    .btn-primary-custom {
        background: var(--accent-color);
        border: none;
        color: white;
    }

    .btn-primary-custom:hover {
        background: #d97706;
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
    }

    @media (max-width: 768px) {
        .hero-section {
            padding: 50px 0;
        }
        
        .price-range {
            font-size: 2rem;
        }
    }