/* Base styles */
:root {
    --primary-color: #3399cc;
    --secondary-color: #2c3e50;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --background-color: #f5f6fa;
    --card-background: #ffffff;
    --text-color: #2c3e50;
    --border-color: #dcdde1;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Subscription Card */
.subscription-card {
    background-color: var(--card-background);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 30px;
    max-width: 500px;
    margin: 40px auto;
    text-align: center;
}

.subscription-card h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 28px;
}

.subscription-details {
    margin: 30px 0;
    padding: 20px;
    border-radius: 8px;
    background-color: #f8f9fa;
}

.subscription-details h3 {
    color: var(--secondary-color);
    font-size: 32px;
    margin: 0 0 20px 0;
}

.subscription-details ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.subscription-details li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 30px;
}

.subscription-details li:before {
    content: '✓';
    color: var(--success-color);
    position: absolute;
    left: 0;
}

.subscription-details li:last-child {
    border-bottom: none;
}

/* Payment Options */
.payment-options {
    margin-top: 30px;
}

.payment-options h4 {
    color: var(--secondary-color);
    margin-bottom: 20px;
}

#upi-details {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
}

#upi-details p {
    margin: 10px 0;
    font-size: 18px;
}

#qr-code {
    margin: 20px 0;
}

#qr-code img {
    max-width: 200px;
    height: auto;
}

/* Buttons */
.subscribe-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 25px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
    max-width: 300px;
    margin: 20px auto;
}

.subscribe-btn:hover {
    background-color: #2980b9;
}

/* Status Messages */
.status-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    display: none;
}

.status-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.status-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
    .subscription-card {
        margin: 20px;
        padding: 20px;
    }

    .subscription-details h3 {
        font-size: 24px;
    }

    .subscribe-btn {
        padding: 12px 24px;
        font-size: 16px;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    margin-left: 10px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* UPI Payment Styles */
.upi-container {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
}

.upi-id {
    font-family: monospace;
    font-size: 18px;
    padding: 10px;
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    margin: 10px 0;
}

.copy-button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    margin: 10px 0;
}

.copy-button:hover {
    background-color: #34495e;
}

/* Timer */
.payment-timer {
    margin: 20px 0;
    font-size: 18px;
    color: var(--secondary-color);
}

.timer-count {
    font-weight: bold;
    color: var(--primary-color);
}

/* Payment Status */
.payment-status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    font-weight: bold;
}

.payment-status.pending {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.payment-status.completed {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.payment-status.failed {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}