.scriza-recharge-form-wrapper {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    max-width: 450px;
    margin: 20px auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.scriza-recharge-header {
    text-align: center;
    margin-bottom: 24px;
}

.scriza-recharge-header h3 {
    margin: 0;
    font-size: 24px;
    color: #1a1a1a;
}

.scriza-recharge-header p {
    margin: 4px 0 0;
    color: #666;
    font-size: 14px;
}

.scriza-recharge-field {
    margin-bottom: 20px;
}

.scriza-recharge-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon input {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s;
}

.input-with-icon input:focus {
    border-color: #0073aa;
    box-shadow: 0 0 0 2px rgba(0, 115, 170, 0.1);
    outline: none;
}

.input-with-icon i {
    position: absolute;
    left: 12px;
    color: #888;
}

select {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
}

.amount-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.amount-btn {
    padding: 10px;
    border: 1px solid #eee;
    background: #f9f9f9;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.amount-btn:hover {
    background: #f0f0f0;
}

.amount-btn.active {
    background: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.custom-amount-wrapper input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
}

.scriza-recharge-submit button {
    width: 100%;
    padding: 14px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
}

.scriza-recharge-submit button:hover {
    background: #005177;
}

.scriza-recharge-submit button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

#scriza-message-response {
    margin-top: 15px;
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
    text-align: center;
}

#scriza-message-response.success { background: #e7f9ed; color: #1e7e34; }
#scriza-message-response.error { background: #fdf2f2; color: #ba1c1c; }

/* Spinner for loading */
.loader-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid #fff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
    vertical-align: middle;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}