* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Vazirmatn', sans-serif;        }
        
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }
        
        .container {
            max-width: 900px;
            width: 100%;
            background-color: white;
            border-radius: 20px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }
        
        .header {
            background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .header h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        
        .header h2 {
            font-size: 1.5rem;
            font-weight: normal;
        }
        
        .content {
            padding: 40px;
        }
        
        .message {
            margin-bottom: 30px;
            line-height: 1.8;
            text-align: justify;
            font-size: 1.1rem;
            color: #333;
        }
        
        /* استایل بخش قیمت‌ها */
        .pricing-section {
            margin: 40px 0;
        }
        
        .pricing-title {
            text-align: center;
            margin-bottom: 30px;
            color: #2c3e50;
            font-size: 1.8rem;
            position: relative;
            padding-bottom: 15px;
        }
        
        .pricing-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 50%;
            transform: translateX(50%);
            width: 100px;
            height: 3px;
            background: linear-gradient(to right, #3498db, #2c3e50);
            border-radius: 2px;
        }
        
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        
        .pricing-card {
            background: white;
            border-radius: 15px;
            padding: 25px 20px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            border: 1px solid #f0f0f0;
            position: relative;
            overflow: hidden;
        }
        
        .pricing-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .pricing-card.popular::before {
            content: 'پیشنهادی';
            position: absolute;
            top: 15px;
            left: -30px;
            background: #e74c3c;
            color: white;
            padding: 5px 35px;
            transform: rotate(-45deg);
            font-size: 0.8rem;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        }
        
        .plan-name {
            font-size: 1.3rem;
            color: #2c3e50;
            margin-bottom: 15px;
            font-weight: bold;
        }
        
        .plan-price {
            font-size: 2rem;
            color: #3498db;
            margin-bottom: 10px;
            font-weight: bold;
        }
        
        .plan-period {
            color: #7f8c8d;
            font-size: 0.9rem;
        }
        
        .support-section {
            margin: 40px 0;
        }
        
        .support-title {
            text-align: center;
            margin-bottom: 20px;
            color: #2c3e50;
            font-size: 1.5rem;
        }
        
        .support-text {
            text-align: center;
            margin-bottom: 30px;
            color: #7f8c8d;
            line-height: 1.6;
        }
        
        .buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin: 30px 0;
            flex-wrap: wrap;
        }
        
        .btn {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 15px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            min-width: 220px;
        }
        
        .btn-whatsapp {
            background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
            color: white;
        }
        
        .btn-telegram {
            background: linear-gradient(135deg, #0088cc 0%, #005580 100%);
            color: white;
        }
        
        .btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }
        
        .btn i {
            margin-left: 10px;
            font-size: 1.5rem;
        }
        
        .highlight {
            background-color: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            margin: 30px 0;
            border-right: 4px solid #3498db;
            text-align: justify;
            line-height: 1.7;
        }
        
        .website-link {
            text-align: center;
            margin-top: 30px;
        }
        
        .website-link a {
            color: #3498db;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }
        
        .website-link a:hover {
            text-decoration: underline;
        }
        
        @media (max-width: 768px) {
            .header h1 {
                font-size: 2rem;
            }
            
            .header h2 {
                font-size: 1.2rem;
            }
            
            .content {
                padding: 25px;
            }
            
            .btn {
                min-width: 100%;
            }
            
            .pricing-grid {
                grid-template-columns: 1fr;
            }
        }