/* Powder Flow Property Estimator Styles */

#calculator-powder_flow_estimator .fp-container {
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    width: 90%;
    margin: 15px auto;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.1);
    color: #000000;
}

#calculator-powder_flow_estimator h2 {
    text-align: center;
    font-weight: bold;
    color: #FF971D;
    margin-bottom: 25px;
    font-size: 2.8em;
}

#calculator-powder_flow_estimator label {
    font-weight: bold;
    margin-bottom: 15px;
    display: block;
    font-size: 1.7em;
}

#calculator-powder_flow_estimator input[type="number"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 25px;
    font-size: 1.6em;
    border: 1px solid #BBBBBB;
    border-radius: 6px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

#calculator-powder_flow_estimator .button-group {
    display: flex;
    justify-content: space-between;
}

#calculator-powder_flow_estimator button {
    width: 49.5%;
    padding: 10px;
    background-color: #FF971D;
    color: white;
    font-size: 1.6em;
    font-weight: bold;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
    margin-bottom: 20px;
}

#calculator-powder_flow_estimator .result {
    display: none;
    margin-bottom: 20px;
    padding: 10px 20px;
    background-color: #f9f9f9;
    border-radius: 5px;
    border: 1px solid #BBBBBB;
    font-size: 1.8em;
}

#calculator-powder_flow_estimator .result div {
    line-height: 1.6;
}

#calculator-powder_flow_estimator .result strong {
    color: #000000;
    font-weight: bold;
}

#calculator-powder_flow_estimator .notes-container {
    padding: 15px;
    background-color: #f2f2f2;
    border: 1px solid #000000;
    border-radius: 5px;
}

#calculator-powder_flow_estimator .notes-container h3 {
    margin-bottom: 10px;
    font-size: 18px;
    color: #000000;
    text-align: center;
}

#calculator-powder_flow_estimator .notes-container p {
    font-size: 14px;
    color: #000000;
    line-height: 1.5;
    font-weight: 500;
}

#calculator-powder_flow_estimator .notes-container ul {
    padding-left: 20px;
    list-style-type: disc;
    font-size: 14px;
    color: #000000;
    line-height: 1.5;
    font-weight: 500;
}

#calculator-powder_flow_estimator .notes-container li {
    margin-bottom: 8px;
}

#calculator-powder_flow_estimator .notes-container li strong {
    font-weight: bold;
}

#calculator-powder_flow_estimator button:hover { background-color: #e6861b; transform: translateY(-2px); }
#calculator-powder_flow_estimator button:active { transform: translateY(1px); }
#calculator-powder_flow_estimator .clear-btn { background-color: #666666; }
#calculator-powder_flow_estimator .clear-btn:hover { background-color: #555555; }
#calculator-powder_flow_estimator input[type="number"]:focus { border-color: #FF971D; outline: none; }


/* Responsive Design */
@media (max-width: 768px) {
    #calculator-powder_flow_estimator .fp-container { width: 90%; margin: 20px auto; padding: 15px; }
    #calculator-powder_flow_estimator h2 { font-size: 1.6em; }
    #calculator-powder_flow_estimator label { font-size: 14px; }
    #calculator-powder_flow_estimator input[type="number"], 
    #calculator-powder_flow_estimator button { font-size: 1em; padding: 12px; }
    #calculator-powder_flow_estimator button { font-size: 14px; width: 49.5%; margin-top: 1px; }
    #calculator-powder_flow_estimator .result { font-size: 0.9em; margin-bottom: 15px; }
    #calculator-powder_flow_estimator .notes-container { padding: 10px; }
    #calculator-powder_flow_estimator .notes-container h3 { font-size: 14px; }
    #calculator-powder_flow_estimator .notes-container p { font-size: 13px; }
    #calculator-powder_flow_estimator .notes-container ul { font-size: 13px; }
}