* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: #fff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 800px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    position: relative;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    animation: fadeIn 1s ease;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.content {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.features {
    flex: 1;
    min-width: 300px;
}

.features h2 {
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.features ul {
    list-style-type: none;
}

.features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    font-size: 1.1rem;
}

.features i {
    color: #6a11cb;
    background: white;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 10px;
}

.email-form {
    flex: 1;
    min-width: 300px;
    background: rgba(255, 255, 255, 0.15);
    padding: 25px;
    border-radius: 15px;
    animation: slideIn 0.5s ease;
}

.email-form h2 {
    margin-bottom: 20px;
    text-align: center;
    font-size: 1.8rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.form-group input:focus {
    box-shadow: 0 0 0 3px rgba(106, 17, 203, 0.5);
}

.btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(to right, #6a11cb, #2575fc);
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.payment-section {
    display: none;
    animation: fadeIn 0.8s ease;
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    margin-top: 20px;
}

.payment-section h2 {
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.payment-options {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.payment-option {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 25px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 150px;
}

.payment-option:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.payment-option.active {
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 0 2px white;
}

.payment-option i {
    font-size: 2rem;
    margin-bottom: 10px;
}

.qr-container {
    display: none;
    animation: fadeIn 1s ease;
    margin-top: 20px;
    background: white;
    padding: 20px;
    border-radius: 15px;
    max-width: 300px;
    margin: 0 auto;
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    overflow: hidden;
}

.qr-code img {
    max-width: 100%;
}

.instructions {
    margin-top: 15px;
    color: #333;
    text-align: center;
}

.instructions p {
    margin-bottom: 5px;
    color: #333;
    font-weight: 500;
}

.success-message {
    display: none;
    text-align: center;
    margin-top: 20px;
    padding: 15px;
    background: rgba(46, 204, 113, 0.2);
    border-radius: 10px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@media (max-width: 768px) {
    .content {
        flex-direction: column;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .payment-options {
        flex-direction: column;
        align-items: center;
    }
}